Import xdgmime and start hooking it up
This commit is contained in:
Marco Pesenti Gritti
parent
ffebebcd7d
commit
c202b6be43
@ -1,7 +1,5 @@
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SUBDIRS = bin data lib po shell sugar services
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ACLOCAL_AMFLAGS = -I m4
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bin_SCRIPTS = \
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sugar-emulator
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@ -44,6 +44,7 @@ Makefile
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bin/Makefile
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data/Makefile
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lib/Makefile
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lib/xdgmime/Makefile
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services/Makefile
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services/presence/Makefile
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services/clipboard/Makefile
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@ -76,6 +77,7 @@ sugar/Makefile
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sugar/activity/Makefile
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sugar/clipboard/Makefile
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sugar/graphics/Makefile
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sugar/objects/Makefile
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sugar/p2p/Makefile
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sugar/presence/Makefile
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sugar/datastore/Makefile
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@ -1,9 +1,13 @@
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SUBDIRS = xdgmime
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libsugar_la_CPPFLAGS = \
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$(LIB_CFLAGS)
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noinst_LTLIBRARIES = libsugar.la
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libsugar_la_LIBADD = $(LIB_LIBS)
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libsugar_la_LIBADD = \
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$(LIB_LIBS) \
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$(top_builddir)/lib/xdgmime/libxdgmime.la
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libsugar_la_SOURCES = \
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sugar-address-entry.c \
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378
lib/xdgmime/ChangeLog
Normal file
378
lib/xdgmime/ChangeLog
Normal file
@ -0,0 +1,378 @@
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2007-01-22 Matthias Clasen <mclasen@redhat.com>
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* === 2.10.9 ===
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2007-01-17 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.8 ===
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2007-01-07 Matthias Clasen <mclasen@redhat.com>
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* xdgmimecache.c (cache_glob_node_lookup_suffix): Don't return ""
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as match. (fd.o #9544, Yevgen Muntyan)
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2007-01-07 Matthias Clasen <mclasen@redhat.com>
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* xdgmimecache.c (_xdg_mime_cache_list_mime_parents): Fix
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several problems with this function. (fd.o #9560, Yevgen Muntyan)
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2007-01-05 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.7 ===
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2006-10-03 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.6 ===
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2006-10-02 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.5 ===
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2006-09-22 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.4 ===
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2006-09-04 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.3 ===
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2006-08-17 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.2 ===
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2006-07-23 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.1 ===
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2006-07-20 Matthias Clasen <mclasen@redhat.com>
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Fix a thinko that leads to constantly reloading
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the mime data if a mime.cache is present. Patch
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by Yevgen Muntyan, bugs.freedesktop.org #7495
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* xdgmime.c (xdg_check_dir): Look for mime.cache first.
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(xdg_check_file): Report existance of the file separately.
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2006-07-20 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.c (xdg_mime_shutdown): Unref the caches.
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Patch by Yevgen Muntyan, bugs.freedesktop.org #7496
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* xdgmimemagic.c:
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* xdgmime.c:
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* xdgmime.h: Add xdg_init-free versions of some
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functions and use them internally, so that we don't
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reload caches and clobber data structures in the
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middle of an operation. Patch by Joe Shaw,
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bugs.freedesktop.org #6824
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2006-07-19 Matthias Clasen <mclasen@redhat.com>
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* xdgmimeglob.c (_xdg_glob_hash_node_lookup_file_name):
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Don't return NULL as a mimetype, ever, patch
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by Yevgen Muntyan, bugs.freedesktop.org #5241
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2006-07-02 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.10.0 ===
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2006-06-21 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.9.4 ===
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2006-06-12 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.9.3 ===
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2006-06-05 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.9.2 ===
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2006-05-16 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.9.1 ====
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2006-05-04 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.9.0 ===
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2006-04-03 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.[hc]: Move xdg_mime_type_unknown to .rodata.
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2006-03-06 Matthias Clasen <mclasen@redhat.com>
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* xdgmimemagic.c: Remove superfluous extern errno
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declaration. (#333605, Tommi Komulainen)
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2006-02-27 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.h (xdg_mime_dump): Don't export xdg_mime_dump.
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2005-12-01 Matthias Clasen <mclasen@redhat.com>
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* Merge upstream changes to handle duplicate glob
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patterns.
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2005-11-04 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.c (xdg_mime_list_mime_parents): Prevent
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a segfault.
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2005-10-18 Matthias Clasen <mclasen@redhat.com>
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* xdgmimecache.c: Make magic comparisons work correctly
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in the cache.
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2005-10-17 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.c (xdg_mime_get_mime_type_for_file): Remove
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a debugging printf.
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2005-09-01 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.h:
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* xdgmime.c (xdg_mime_get_mime_type_for_file): Take
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a struct statbuf * as argument.
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* test-mime.c (main): Adjust.
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2005-08-24 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.8.2 ===
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* === Released 2.8.1 ===
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2005-08-13 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.8.0 ===
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2005-08-07 Matthias Clasen <mclasen@redhat.com>
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* Rename caches to _caches, so it doesn't
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get exported. Also don't export n_caches.
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2005-08-02 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.7.5 ===
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2005-07-22 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.7.4 ===
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2005-07-15 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.7.3 ===
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2005-07-08 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.7.2 ===
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2005-07-01 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.7.1 ===
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2005-06-20 Matthias Clasen <mclasen@redhat.com>
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* xdgmimecache.c: Handle missing MAP_FAILED. (#308449, Georg
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Schwarz)
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2005-06-20 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.7.0 ===
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2005-06-10 Federico Mena Quintero <federico@ximian.com>
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* xdgmime.c (xdg_mime_init_from_directory): Pass the correct size
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to realloc(). Fixes https://bugs.freedesktop.org/show_bug.cgi?id=3506.
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2005-06-09 Matthias Clasen <mclasen@redhat.com>
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* xdgmimemagic.c: Don't declare errno, including errno.h
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is enough. (#304164, Joerg Sonnenberger)
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2005-05-20 Matthias Clasen <mclasen@redhat.com>
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* xdgmimecache.c (GET_UINT32): Don't rely on C99
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types. (#304924, John Ehresman)
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2005-04-29 Matthias Clasen <mclasen@redhat.com>
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* Sync to upstream.
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2005-04-08 Matthias Clasen <mclasen@redhat.com>
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* xdgmimecache.c (cache_magic_matchlet_compare_to_data)
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(cache_magic_matchlet_compare): Use cache->buffer, not
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cache.
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Tue Apr 5 16:00:04 2005 Manish Singh <yosh@gimp.org>
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* Makefile.am: add xdgmimecache.[ch].
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2005-03-28 Matthias Clasen <mclasen@redhat.com>
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* xdgmimeglob.c: Sync to latest upstream,
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including fixes for matching against multiple
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extensions (eg .tar.gz) and for suffix
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patterns which don't start with a dot.
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Sat Mar 19 23:52:33 2005 Manish Singh <yosh@gimp.org>
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* xdgmimeglob.c (_xdg_glob_hash_insert_text): cast away the constness
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in the call to free().
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2005-03-20 Matthias Clasen <mclasen@redhat.com>
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* xdgmimeglob.c (_xdg_glob_hash_insert_text): Don't
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leak node->mime_type if we are reusing an existing
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node. (#170774, Kjartan Maraas)
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2005-01-08 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.6.1 ===
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2004-12-16 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.6.0 ===
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2004-12-13 Marco Pesenti Gritti <marco@gnome.org>
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* xdgmimeglob.c: (_xdg_glob_hash_lookup_file_name):
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Resync with upstream again
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Fri Dec 10 13:58:38 2004 Manish Singh <yosh@gimp.org>
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* xdgmime.h: wrap new API in XDG_ENTRY().
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2004-12-09 Marco Pesenti Gritti <marco@gnome.org>
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* xdgmime.c: (xdg_mime_unalias_mime_type),
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(xdg_mime_mime_type_equal), (xdg_mime_mime_type_subclass),
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(xdg_mime_get_mime_parents):
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* xdgmime.h:
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* xdgmimealias.c: (_xdg_mime_alias_list_lookup):
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* xdgmimeglob.c: (_xdg_glob_hash_node_lookup_file_name):
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* xdgmimeint.c: (_xdg_ucs4_to_lower):
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* xdgmimeint.h:
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* xdgmimemagic.c: (_xdg_mime_magic_read_from_file):
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* xdgmimeparent.c: (_xdg_mime_parent_list_lookup):
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Resync with upstream
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2004-12-09 Matthias Clasen <mclasen@redhat.com>
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* xdgmimealias.c (_xdg_mime_alias_read_from_file):
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* xdgmimeparent.c (_xdg_mime_parent_read_from_file): Make
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repeated calls accumulate the results, don't call qsort()
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on empty arrays. (#160838, Mariano Suárez-Alvarez)
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2004-12-02 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.5.6 ===
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2004-11-29 Matthias Clasen <mclasen@redhat.com>
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* xdgmimeparent.c (_xdg_mime_parent_list_lookup):
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* xdgmimealias.c (_xdg_mime_alias_list_lookup): Protect
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against stupid bsearch() implementations. (#159737,
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Morten Welinder)
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2004-11-24 Matthias Clasen <mclasen@redhat.com>
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* xdgmimeparent.c (_xdg_mime_parent_read_from_file):
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Initialize the parent field of the newly allocate list
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entry. (#159330, Alex Larsson)
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Fri Nov 19 15:10:32 2004 Manish Singh <yosh@gimp.org>
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* xdgmime.c: Don't put /* within a comment.
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2004-11-09 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.h: Prefix all symbols.
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2004-11-08 Matthias Clasen <mclasen@redhat.com>
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* xdgmime.c (xdg_mime_mime_type_subclass): Enable matching
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of supertypes as text/*.
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* Sync from upstream
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2004-10-27 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.5.4 ===
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2004-09-19 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.5.3 ===
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2004-08-25 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.5.2 ===
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Wed Aug 11 20:44:35 2004 Matthias Clasen <maclas@gmx.de>
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* xdgmime.h (xdg_mime_shutdown): Add the XDG_PREFIX to
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this function as well.
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2004-08-01 Matthias Clasen <mclasen@redhat.com>
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* === Released 2.5.1 ===
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Tue Jul 20 22:24:35 2004 Matthias Clasen <maclas@gmx.de>
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* xdgmimeglob.h: Remove trailing commas from
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enumerations. (#148035)
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Sun Jul 18 20:17:41 2004 Soeren Sandmann <sandmann@daimi.au.dk>
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* === Released 2.5.0 ==
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Thu May 27 15:23:17 2004 Jonathan Blandford <jrb@gnome.org>
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* Sync from upstream
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Fri Apr 30 00:19:11 2004 Matthias Clasen <maclas@gmx.de>
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* xdgmimemagic.c (_xdg_mime_magic_read_a_number): Make sure
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the static string is long enough. (#136323, Morten Welinder)
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2004-03-12 Morten Welinder <terra@gnome.org>
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* *.c: Make sure to include <config.h> (#137001)
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Wed Mar 10 22:48:15 2004 Jonathan Blandford <jrb@gnome.org>
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* Sync from upstream
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Sun Feb 8 19:05:16 2004 Manish Singh <yosh@gimp.org>
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* xdgmimeint.h: declare _xdg_utf8_skip as extern to prevent multiple
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definitions.
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Wed Jan 21 09:33:13 2004 Jonathan Blandford <jrb@gnome.org>
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* libgnomevfs/xdgmimeglob.c:
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* libgnomevfs/xdgmimemagic.c: Sync from upstream
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Tue Jan 20 13:07:04 2004 Jonathan Blandford <jrb@gnome.org>
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* xdgmime.c: resync with upstream sources.
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Fri Oct 24 16:54:57 2003 Owen Taylor <otaylor@redhat.com>
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* Makefile.am (libxdgmime_la_SOURCES): Add .h files to
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SOURCES.
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Fri Oct 24 16:02:32 2003 Owen Taylor <otaylor@redhat.com>
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* *.[ch]: Relicense to be dual AFL/LGPL (and thus also
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GPL) rather than AFL/GPL. Also update AFL version to 1.2.
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Tue Jul 22 15:37:45 2003 Jonathan Blandford <jrb@gnome.org>
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* xdgmime/xdgmime.c (xdg_mime_init): use XDG_DATA_HOME instead of
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XDG_CONFIG_HOME.
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19
lib/xdgmime/Makefile.am
Normal file
19
lib/xdgmime/Makefile.am
Normal file
@ -0,0 +1,19 @@
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INCLUDES = -DXDG_PREFIX=sugar_mime
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noinst_LTLIBRARIES = libxdgmime.la
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libxdgmime_la_SOURCES = \
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xdgmime.c \
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xdgmime.h \
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xdgmimealias.c \
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xdgmimealias.h \
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xdgmimecache.c \
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xdgmimecache.h \
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xdgmimeglob.c \
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xdgmimeglob.h \
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xdgmimeint.c \
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xdgmimeint.h \
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xdgmimemagic.c \
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xdgmimemagic.h \
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xdgmimeparent.c \
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xdgmimeparent.h
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850
lib/xdgmime/xdgmime.c
Normal file
850
lib/xdgmime/xdgmime.c
Normal file
@ -0,0 +1,850 @@
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/* -*- mode: C; c-file-style: "gnu" -*- */
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/* xdgmime.c: XDG Mime Spec mime resolver. Based on version 0.11 of the spec.
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*
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* More info can be found at http://www.freedesktop.org/standards/
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*
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* Copyright (C) 2003,2004 Red Hat, Inc.
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* Copyright (C) 2003,2004 Jonathan Blandford <jrb@alum.mit.edu>
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*
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* Licensed under the Academic Free License version 2.0
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* Or under the following terms:
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*
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* This library is free software; you can redistribute it and/or
|
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* modify it under the terms of the GNU Lesser General Public
|
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include "xdgmime.h"
|
||||
#include "xdgmimeint.h"
|
||||
#include "xdgmimeglob.h"
|
||||
#include "xdgmimemagic.h"
|
||||
#include "xdgmimealias.h"
|
||||
#include "xdgmimeparent.h"
|
||||
#include "xdgmimecache.h"
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <sys/stat.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/time.h>
|
||||
#include <unistd.h>
|
||||
#include <assert.h>
|
||||
|
||||
typedef struct XdgDirTimeList XdgDirTimeList;
|
||||
typedef struct XdgCallbackList XdgCallbackList;
|
||||
|
||||
static int need_reread = TRUE;
|
||||
static time_t last_stat_time = 0;
|
||||
|
||||
static XdgGlobHash *global_hash = NULL;
|
||||
static XdgMimeMagic *global_magic = NULL;
|
||||
static XdgAliasList *alias_list = NULL;
|
||||
static XdgParentList *parent_list = NULL;
|
||||
static XdgDirTimeList *dir_time_list = NULL;
|
||||
static XdgCallbackList *callback_list = NULL;
|
||||
|
||||
XdgMimeCache **_caches = NULL;
|
||||
static int n_caches = 0;
|
||||
|
||||
const char xdg_mime_type_unknown[] = "application/octet-stream";
|
||||
|
||||
|
||||
enum
|
||||
{
|
||||
XDG_CHECKED_UNCHECKED,
|
||||
XDG_CHECKED_VALID,
|
||||
XDG_CHECKED_INVALID
|
||||
};
|
||||
|
||||
struct XdgDirTimeList
|
||||
{
|
||||
time_t mtime;
|
||||
char *directory_name;
|
||||
int checked;
|
||||
XdgDirTimeList *next;
|
||||
};
|
||||
|
||||
struct XdgCallbackList
|
||||
{
|
||||
XdgCallbackList *next;
|
||||
XdgCallbackList *prev;
|
||||
int callback_id;
|
||||
XdgMimeCallback callback;
|
||||
void *data;
|
||||
XdgMimeDestroy destroy;
|
||||
};
|
||||
|
||||
/* Function called by xdg_run_command_on_dirs. If it returns TRUE, further
|
||||
* directories aren't looked at */
|
||||
typedef int (*XdgDirectoryFunc) (const char *directory,
|
||||
void *user_data);
|
||||
|
||||
static XdgDirTimeList *
|
||||
xdg_dir_time_list_new (void)
|
||||
{
|
||||
XdgDirTimeList *retval;
|
||||
|
||||
retval = calloc (1, sizeof (XdgDirTimeList));
|
||||
retval->checked = XDG_CHECKED_UNCHECKED;
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
static void
|
||||
xdg_dir_time_list_free (XdgDirTimeList *list)
|
||||
{
|
||||
XdgDirTimeList *next;
|
||||
|
||||
while (list)
|
||||
{
|
||||
next = list->next;
|
||||
free (list->directory_name);
|
||||
free (list);
|
||||
list = next;
|
||||
}
|
||||
}
|
||||
|
||||
static int
|
||||
xdg_mime_init_from_directory (const char *directory)
|
||||
{
|
||||
char *file_name;
|
||||
struct stat st;
|
||||
XdgDirTimeList *list;
|
||||
|
||||
assert (directory != NULL);
|
||||
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/mime.cache") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/mime.cache");
|
||||
if (stat (file_name, &st) == 0)
|
||||
{
|
||||
XdgMimeCache *cache = _xdg_mime_cache_new_from_file (file_name);
|
||||
|
||||
if (cache != NULL)
|
||||
{
|
||||
list = xdg_dir_time_list_new ();
|
||||
list->directory_name = file_name;
|
||||
list->mtime = st.st_mtime;
|
||||
list->next = dir_time_list;
|
||||
dir_time_list = list;
|
||||
|
||||
_caches = realloc (_caches, sizeof (XdgMimeCache *) * (n_caches + 2));
|
||||
_caches[n_caches] = cache;
|
||||
_caches[n_caches + 1] = NULL;
|
||||
n_caches++;
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
free (file_name);
|
||||
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/globs") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/globs");
|
||||
if (stat (file_name, &st) == 0)
|
||||
{
|
||||
_xdg_mime_glob_read_from_file (global_hash, file_name);
|
||||
|
||||
list = xdg_dir_time_list_new ();
|
||||
list->directory_name = file_name;
|
||||
list->mtime = st.st_mtime;
|
||||
list->next = dir_time_list;
|
||||
dir_time_list = list;
|
||||
}
|
||||
else
|
||||
{
|
||||
free (file_name);
|
||||
}
|
||||
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/magic") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/magic");
|
||||
if (stat (file_name, &st) == 0)
|
||||
{
|
||||
_xdg_mime_magic_read_from_file (global_magic, file_name);
|
||||
|
||||
list = xdg_dir_time_list_new ();
|
||||
list->directory_name = file_name;
|
||||
list->mtime = st.st_mtime;
|
||||
list->next = dir_time_list;
|
||||
dir_time_list = list;
|
||||
}
|
||||
else
|
||||
{
|
||||
free (file_name);
|
||||
}
|
||||
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/aliases") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/aliases");
|
||||
_xdg_mime_alias_read_from_file (alias_list, file_name);
|
||||
free (file_name);
|
||||
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/subclasses") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/subclasses");
|
||||
_xdg_mime_parent_read_from_file (parent_list, file_name);
|
||||
free (file_name);
|
||||
|
||||
return FALSE; /* Keep processing */
|
||||
}
|
||||
|
||||
/* Runs a command on all the directories in the search path */
|
||||
static void
|
||||
xdg_run_command_on_dirs (XdgDirectoryFunc func,
|
||||
void *user_data)
|
||||
{
|
||||
const char *xdg_data_home;
|
||||
const char *xdg_data_dirs;
|
||||
const char *ptr;
|
||||
|
||||
xdg_data_home = getenv ("XDG_DATA_HOME");
|
||||
if (xdg_data_home)
|
||||
{
|
||||
if ((func) (xdg_data_home, user_data))
|
||||
return;
|
||||
}
|
||||
else
|
||||
{
|
||||
const char *home;
|
||||
|
||||
home = getenv ("HOME");
|
||||
if (home != NULL)
|
||||
{
|
||||
char *guessed_xdg_home;
|
||||
int stop_processing;
|
||||
|
||||
guessed_xdg_home = malloc (strlen (home) + strlen ("/.local/share/") + 1);
|
||||
strcpy (guessed_xdg_home, home);
|
||||
strcat (guessed_xdg_home, "/.local/share/");
|
||||
stop_processing = (func) (guessed_xdg_home, user_data);
|
||||
free (guessed_xdg_home);
|
||||
|
||||
if (stop_processing)
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
xdg_data_dirs = getenv ("XDG_DATA_DIRS");
|
||||
if (xdg_data_dirs == NULL)
|
||||
xdg_data_dirs = "/usr/local/share/:/usr/share/";
|
||||
|
||||
ptr = xdg_data_dirs;
|
||||
|
||||
while (*ptr != '\000')
|
||||
{
|
||||
const char *end_ptr;
|
||||
char *dir;
|
||||
int len;
|
||||
int stop_processing;
|
||||
|
||||
end_ptr = ptr;
|
||||
while (*end_ptr != ':' && *end_ptr != '\000')
|
||||
end_ptr ++;
|
||||
|
||||
if (end_ptr == ptr)
|
||||
{
|
||||
ptr++;
|
||||
continue;
|
||||
}
|
||||
|
||||
if (*end_ptr == ':')
|
||||
len = end_ptr - ptr;
|
||||
else
|
||||
len = end_ptr - ptr + 1;
|
||||
dir = malloc (len + 1);
|
||||
strncpy (dir, ptr, len);
|
||||
dir[len] = '\0';
|
||||
stop_processing = (func) (dir, user_data);
|
||||
free (dir);
|
||||
|
||||
if (stop_processing)
|
||||
return;
|
||||
|
||||
ptr = end_ptr;
|
||||
}
|
||||
}
|
||||
|
||||
/* Checks file_path to make sure it has the same mtime as last time it was
|
||||
* checked. If it has a different mtime, or if the file doesn't exist, it
|
||||
* returns FALSE.
|
||||
*
|
||||
* FIXME: This doesn't protect against permission changes.
|
||||
*/
|
||||
static int
|
||||
xdg_check_file (const char *file_path,
|
||||
int *exists)
|
||||
{
|
||||
struct stat st;
|
||||
|
||||
/* If the file exists */
|
||||
if (stat (file_path, &st) == 0)
|
||||
{
|
||||
XdgDirTimeList *list;
|
||||
|
||||
if (exists)
|
||||
*exists = TRUE;
|
||||
|
||||
for (list = dir_time_list; list; list = list->next)
|
||||
{
|
||||
if (! strcmp (list->directory_name, file_path) &&
|
||||
st.st_mtime == list->mtime)
|
||||
{
|
||||
if (list->checked == XDG_CHECKED_UNCHECKED)
|
||||
list->checked = XDG_CHECKED_VALID;
|
||||
else if (list->checked == XDG_CHECKED_VALID)
|
||||
list->checked = XDG_CHECKED_INVALID;
|
||||
|
||||
return (list->checked != XDG_CHECKED_VALID);
|
||||
}
|
||||
}
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
if (exists)
|
||||
*exists = FALSE;
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static int
|
||||
xdg_check_dir (const char *directory,
|
||||
int *invalid_dir_list)
|
||||
{
|
||||
int invalid, exists;
|
||||
char *file_name;
|
||||
|
||||
assert (directory != NULL);
|
||||
|
||||
/* Check the mime.cache file */
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/mime.cache") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/mime.cache");
|
||||
invalid = xdg_check_file (file_name, &exists);
|
||||
free (file_name);
|
||||
if (invalid)
|
||||
{
|
||||
*invalid_dir_list = TRUE;
|
||||
return TRUE;
|
||||
}
|
||||
else if (exists)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
/* Check the globs file */
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/globs") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/globs");
|
||||
invalid = xdg_check_file (file_name, NULL);
|
||||
free (file_name);
|
||||
if (invalid)
|
||||
{
|
||||
*invalid_dir_list = TRUE;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* Check the magic file */
|
||||
file_name = malloc (strlen (directory) + strlen ("/mime/magic") + 1);
|
||||
strcpy (file_name, directory); strcat (file_name, "/mime/magic");
|
||||
invalid = xdg_check_file (file_name, NULL);
|
||||
free (file_name);
|
||||
if (invalid)
|
||||
{
|
||||
*invalid_dir_list = TRUE;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE; /* Keep processing */
|
||||
}
|
||||
|
||||
/* Walks through all the mime files stat()ing them to see if they've changed.
|
||||
* Returns TRUE if they have. */
|
||||
static int
|
||||
xdg_check_dirs (void)
|
||||
{
|
||||
XdgDirTimeList *list;
|
||||
int invalid_dir_list = FALSE;
|
||||
|
||||
for (list = dir_time_list; list; list = list->next)
|
||||
list->checked = XDG_CHECKED_UNCHECKED;
|
||||
|
||||
xdg_run_command_on_dirs ((XdgDirectoryFunc) xdg_check_dir,
|
||||
&invalid_dir_list);
|
||||
|
||||
if (invalid_dir_list)
|
||||
return TRUE;
|
||||
|
||||
for (list = dir_time_list; list; list = list->next)
|
||||
{
|
||||
if (list->checked != XDG_CHECKED_VALID)
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
/* We want to avoid stat()ing on every single mime call, so we only look for
|
||||
* newer files every 5 seconds. This will return TRUE if we need to reread the
|
||||
* mime data from disk.
|
||||
*/
|
||||
static int
|
||||
xdg_check_time_and_dirs (void)
|
||||
{
|
||||
struct timeval tv;
|
||||
time_t current_time;
|
||||
int retval = FALSE;
|
||||
|
||||
gettimeofday (&tv, NULL);
|
||||
current_time = tv.tv_sec;
|
||||
|
||||
if (current_time >= last_stat_time + 5)
|
||||
{
|
||||
retval = xdg_check_dirs ();
|
||||
last_stat_time = current_time;
|
||||
}
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
/* Called in every public function. It reloads the hash function if need be.
|
||||
*/
|
||||
static void
|
||||
xdg_mime_init (void)
|
||||
{
|
||||
if (xdg_check_time_and_dirs ())
|
||||
{
|
||||
xdg_mime_shutdown ();
|
||||
}
|
||||
|
||||
if (need_reread)
|
||||
{
|
||||
global_hash = _xdg_glob_hash_new ();
|
||||
global_magic = _xdg_mime_magic_new ();
|
||||
alias_list = _xdg_mime_alias_list_new ();
|
||||
parent_list = _xdg_mime_parent_list_new ();
|
||||
|
||||
xdg_run_command_on_dirs ((XdgDirectoryFunc) xdg_mime_init_from_directory,
|
||||
NULL);
|
||||
|
||||
need_reread = FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
const char *
|
||||
xdg_mime_get_mime_type_for_data (const void *data,
|
||||
size_t len)
|
||||
{
|
||||
const char *mime_type;
|
||||
|
||||
xdg_mime_init ();
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_get_mime_type_for_data (data, len);
|
||||
|
||||
mime_type = _xdg_mime_magic_lookup_data (global_magic, data, len, NULL, 0);
|
||||
|
||||
if (mime_type)
|
||||
return mime_type;
|
||||
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
const char *
|
||||
xdg_mime_get_mime_type_for_file (const char *file_name,
|
||||
struct stat *statbuf)
|
||||
{
|
||||
const char *mime_type;
|
||||
/* currently, only a few globs occur twice, and none
|
||||
* more often, so 5 seems plenty.
|
||||
*/
|
||||
const char *mime_types[5];
|
||||
FILE *file;
|
||||
unsigned char *data;
|
||||
int max_extent;
|
||||
int bytes_read;
|
||||
struct stat buf;
|
||||
const char *base_name;
|
||||
int n;
|
||||
|
||||
if (file_name == NULL)
|
||||
return NULL;
|
||||
if (! _xdg_utf8_validate (file_name))
|
||||
return NULL;
|
||||
|
||||
xdg_mime_init ();
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_get_mime_type_for_file (file_name, statbuf);
|
||||
|
||||
base_name = _xdg_get_base_name (file_name);
|
||||
n = _xdg_glob_hash_lookup_file_name (global_hash, base_name, mime_types, 5);
|
||||
|
||||
if (n == 1)
|
||||
return mime_types[0];
|
||||
|
||||
if (!statbuf)
|
||||
{
|
||||
if (stat (file_name, &buf) != 0)
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
|
||||
statbuf = &buf;
|
||||
}
|
||||
|
||||
if (!S_ISREG (statbuf->st_mode))
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
|
||||
/* FIXME: Need to make sure that max_extent isn't totally broken. This could
|
||||
* be large and need getting from a stream instead of just reading it all
|
||||
* in. */
|
||||
max_extent = _xdg_mime_magic_get_buffer_extents (global_magic);
|
||||
data = malloc (max_extent);
|
||||
if (data == NULL)
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
|
||||
file = fopen (file_name, "r");
|
||||
if (file == NULL)
|
||||
{
|
||||
free (data);
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
bytes_read = fread (data, 1, max_extent, file);
|
||||
if (ferror (file))
|
||||
{
|
||||
free (data);
|
||||
fclose (file);
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
mime_type = _xdg_mime_magic_lookup_data (global_magic, data, bytes_read,
|
||||
mime_types, n);
|
||||
|
||||
free (data);
|
||||
fclose (file);
|
||||
|
||||
if (mime_type)
|
||||
return mime_type;
|
||||
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
const char *
|
||||
xdg_mime_get_mime_type_from_file_name (const char *file_name)
|
||||
{
|
||||
const char *mime_type;
|
||||
|
||||
xdg_mime_init ();
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_get_mime_type_from_file_name (file_name);
|
||||
|
||||
if (_xdg_glob_hash_lookup_file_name (global_hash, file_name, &mime_type, 1))
|
||||
return mime_type;
|
||||
else
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
int
|
||||
xdg_mime_is_valid_mime_type (const char *mime_type)
|
||||
{
|
||||
/* FIXME: We should make this a better test
|
||||
*/
|
||||
return _xdg_utf8_validate (mime_type);
|
||||
}
|
||||
|
||||
void
|
||||
xdg_mime_shutdown (void)
|
||||
{
|
||||
XdgCallbackList *list;
|
||||
|
||||
/* FIXME: Need to make this (and the whole library) thread safe */
|
||||
if (dir_time_list)
|
||||
{
|
||||
xdg_dir_time_list_free (dir_time_list);
|
||||
dir_time_list = NULL;
|
||||
}
|
||||
|
||||
if (global_hash)
|
||||
{
|
||||
_xdg_glob_hash_free (global_hash);
|
||||
global_hash = NULL;
|
||||
}
|
||||
if (global_magic)
|
||||
{
|
||||
_xdg_mime_magic_free (global_magic);
|
||||
global_magic = NULL;
|
||||
}
|
||||
|
||||
if (alias_list)
|
||||
{
|
||||
_xdg_mime_alias_list_free (alias_list);
|
||||
alias_list = NULL;
|
||||
}
|
||||
|
||||
if (parent_list)
|
||||
{
|
||||
_xdg_mime_parent_list_free (parent_list);
|
||||
parent_list = NULL;
|
||||
}
|
||||
|
||||
if (_caches)
|
||||
{
|
||||
int i;
|
||||
|
||||
for (i = 0; i < n_caches; i++)
|
||||
_xdg_mime_cache_unref (_caches[i]);
|
||||
free (_caches);
|
||||
_caches = NULL;
|
||||
n_caches = 0;
|
||||
}
|
||||
|
||||
for (list = callback_list; list; list = list->next)
|
||||
(list->callback) (list->data);
|
||||
|
||||
need_reread = TRUE;
|
||||
}
|
||||
|
||||
int
|
||||
xdg_mime_get_max_buffer_extents (void)
|
||||
{
|
||||
xdg_mime_init ();
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_get_max_buffer_extents ();
|
||||
|
||||
return _xdg_mime_magic_get_buffer_extents (global_magic);
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_unalias_mime_type (const char *mime_type)
|
||||
{
|
||||
const char *lookup;
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_unalias_mime_type (mime_type);
|
||||
|
||||
if ((lookup = _xdg_mime_alias_list_lookup (alias_list, mime_type)) != NULL)
|
||||
return lookup;
|
||||
|
||||
return mime_type;
|
||||
}
|
||||
|
||||
const char *
|
||||
xdg_mime_unalias_mime_type (const char *mime_type)
|
||||
{
|
||||
xdg_mime_init ();
|
||||
|
||||
return _xdg_mime_unalias_mime_type (mime_type);
|
||||
}
|
||||
|
||||
int
|
||||
_xdg_mime_mime_type_equal (const char *mime_a,
|
||||
const char *mime_b)
|
||||
{
|
||||
const char *unalias_a, *unalias_b;
|
||||
|
||||
unalias_a = _xdg_mime_unalias_mime_type (mime_a);
|
||||
unalias_b = _xdg_mime_unalias_mime_type (mime_b);
|
||||
|
||||
if (strcmp (unalias_a, unalias_b) == 0)
|
||||
return 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
xdg_mime_mime_type_equal (const char *mime_a,
|
||||
const char *mime_b)
|
||||
{
|
||||
xdg_mime_init ();
|
||||
|
||||
return _xdg_mime_mime_type_equal (mime_a, mime_b);
|
||||
}
|
||||
|
||||
int
|
||||
xdg_mime_media_type_equal (const char *mime_a,
|
||||
const char *mime_b)
|
||||
{
|
||||
char *sep;
|
||||
|
||||
xdg_mime_init ();
|
||||
|
||||
sep = strchr (mime_a, '/');
|
||||
|
||||
if (sep && strncmp (mime_a, mime_b, sep - mime_a + 1) == 0)
|
||||
return 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#if 1
|
||||
static int
|
||||
xdg_mime_is_super_type (const char *mime)
|
||||
{
|
||||
int length;
|
||||
const char *type;
|
||||
|
||||
length = strlen (mime);
|
||||
type = &(mime[length - 2]);
|
||||
|
||||
if (strcmp (type, "/*") == 0)
|
||||
return 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
int
|
||||
_xdg_mime_mime_type_subclass (const char *mime,
|
||||
const char *base)
|
||||
{
|
||||
const char *umime, *ubase;
|
||||
const char **parents;
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_mime_type_subclass (mime, base);
|
||||
|
||||
umime = _xdg_mime_unalias_mime_type (mime);
|
||||
ubase = _xdg_mime_unalias_mime_type (base);
|
||||
|
||||
if (strcmp (umime, ubase) == 0)
|
||||
return 1;
|
||||
|
||||
#if 1
|
||||
/* Handle supertypes */
|
||||
if (xdg_mime_is_super_type (ubase) &&
|
||||
xdg_mime_media_type_equal (umime, ubase))
|
||||
return 1;
|
||||
#endif
|
||||
|
||||
/* Handle special cases text/plain and application/octet-stream */
|
||||
if (strcmp (ubase, "text/plain") == 0 &&
|
||||
strncmp (umime, "text/", 5) == 0)
|
||||
return 1;
|
||||
|
||||
if (strcmp (ubase, "application/octet-stream") == 0)
|
||||
return 1;
|
||||
|
||||
parents = _xdg_mime_parent_list_lookup (parent_list, umime);
|
||||
for (; parents && *parents; parents++)
|
||||
{
|
||||
if (_xdg_mime_mime_type_subclass (*parents, ubase))
|
||||
return 1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
xdg_mime_mime_type_subclass (const char *mime,
|
||||
const char *base)
|
||||
{
|
||||
xdg_mime_init ();
|
||||
|
||||
return _xdg_mime_mime_type_subclass (mime, base);
|
||||
}
|
||||
|
||||
char **
|
||||
xdg_mime_list_mime_parents (const char *mime)
|
||||
{
|
||||
const char **parents;
|
||||
char **result;
|
||||
int i, n;
|
||||
|
||||
if (_caches)
|
||||
return _xdg_mime_cache_list_mime_parents (mime);
|
||||
|
||||
parents = xdg_mime_get_mime_parents (mime);
|
||||
|
||||
if (!parents)
|
||||
return NULL;
|
||||
|
||||
for (i = 0; parents[i]; i++) ;
|
||||
|
||||
n = (i + 1) * sizeof (char *);
|
||||
result = (char **) malloc (n);
|
||||
memcpy (result, parents, n);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
const char **
|
||||
xdg_mime_get_mime_parents (const char *mime)
|
||||
{
|
||||
const char *umime;
|
||||
|
||||
xdg_mime_init ();
|
||||
|
||||
umime = _xdg_mime_unalias_mime_type (mime);
|
||||
|
||||
return _xdg_mime_parent_list_lookup (parent_list, umime);
|
||||
}
|
||||
|
||||
void
|
||||
xdg_mime_dump (void)
|
||||
{
|
||||
printf ("*** ALIASES ***\n\n");
|
||||
_xdg_mime_alias_list_dump (alias_list);
|
||||
printf ("\n*** PARENTS ***\n\n");
|
||||
_xdg_mime_parent_list_dump (parent_list);
|
||||
}
|
||||
|
||||
|
||||
/* Registers a function to be called every time the mime database reloads its files
|
||||
*/
|
||||
int
|
||||
xdg_mime_register_reload_callback (XdgMimeCallback callback,
|
||||
void *data,
|
||||
XdgMimeDestroy destroy)
|
||||
{
|
||||
XdgCallbackList *list_el;
|
||||
static int callback_id = 1;
|
||||
|
||||
/* Make a new list element */
|
||||
list_el = calloc (1, sizeof (XdgCallbackList));
|
||||
list_el->callback_id = callback_id;
|
||||
list_el->callback = callback;
|
||||
list_el->data = data;
|
||||
list_el->destroy = destroy;
|
||||
list_el->next = callback_list;
|
||||
if (list_el->next)
|
||||
list_el->next->prev = list_el;
|
||||
|
||||
callback_list = list_el;
|
||||
callback_id ++;
|
||||
|
||||
return callback_id - 1;
|
||||
}
|
||||
|
||||
void
|
||||
xdg_mime_remove_callback (int callback_id)
|
||||
{
|
||||
XdgCallbackList *list;
|
||||
|
||||
for (list = callback_list; list; list = list->next)
|
||||
{
|
||||
if (list->callback_id == callback_id)
|
||||
{
|
||||
if (list->next)
|
||||
list->next = list->prev;
|
||||
|
||||
if (list->prev)
|
||||
list->prev->next = list->next;
|
||||
else
|
||||
callback_list = list->next;
|
||||
|
||||
/* invoke the destroy handler */
|
||||
(list->destroy) (list->data);
|
||||
free (list);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
111
lib/xdgmime/xdgmime.h
Normal file
111
lib/xdgmime/xdgmime.h
Normal file
@ -0,0 +1,111 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmime.h: XDG Mime Spec mime resolver. Based on version 0.11 of the spec.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef __XDG_MIME_H__
|
||||
#define __XDG_MIME_H__
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <sys/stat.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif /* __cplusplus */
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define XDG_ENTRY(func) _XDG_ENTRY2(XDG_PREFIX,func)
|
||||
#define _XDG_ENTRY2(prefix,func) _XDG_ENTRY3(prefix,func)
|
||||
#define _XDG_ENTRY3(prefix,func) prefix##_##func
|
||||
#endif
|
||||
|
||||
typedef void (*XdgMimeCallback) (void *user_data);
|
||||
typedef void (*XdgMimeDestroy) (void *user_data);
|
||||
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define xdg_mime_get_mime_type_for_data XDG_ENTRY(get_mime_type_for_data)
|
||||
#define xdg_mime_get_mime_type_for_file XDG_ENTRY(get_mime_type_for_file)
|
||||
#define xdg_mime_get_mime_type_from_file_name XDG_ENTRY(get_mime_type_from_file_name)
|
||||
#define xdg_mime_is_valid_mime_type XDG_ENTRY(is_valid_mime_type)
|
||||
#define xdg_mime_mime_type_equal XDG_ENTRY(mime_type_equal)
|
||||
#define xdg_mime_media_type_equal XDG_ENTRY(media_type_equal)
|
||||
#define xdg_mime_mime_type_subclass XDG_ENTRY(mime_type_subclass)
|
||||
#define xdg_mime_get_mime_parents XDG_ENTRY(get_mime_parents)
|
||||
#define xdg_mime_list_mime_parents XDG_ENTRY(list_mime_parents)
|
||||
#define xdg_mime_unalias_mime_type XDG_ENTRY(unalias_mime_type)
|
||||
#define xdg_mime_get_max_buffer_extents XDG_ENTRY(get_max_buffer_extents)
|
||||
#define xdg_mime_shutdown XDG_ENTRY(shutdown)
|
||||
#define xdg_mime_dump XDG_ENTRY(dump)
|
||||
#define xdg_mime_register_reload_callback XDG_ENTRY(register_reload_callback)
|
||||
#define xdg_mime_remove_callback XDG_ENTRY(remove_callback)
|
||||
#define xdg_mime_type_unknown XDG_ENTRY(type_unknown)
|
||||
#endif
|
||||
|
||||
extern const char xdg_mime_type_unknown[];
|
||||
#define XDG_MIME_TYPE_UNKNOWN xdg_mime_type_unknown
|
||||
|
||||
const char *xdg_mime_get_mime_type_for_data (const void *data,
|
||||
size_t len);
|
||||
const char *xdg_mime_get_mime_type_for_file (const char *file_name,
|
||||
struct stat *statbuf);
|
||||
const char *xdg_mime_get_mime_type_from_file_name (const char *file_name);
|
||||
int xdg_mime_is_valid_mime_type (const char *mime_type);
|
||||
int xdg_mime_mime_type_equal (const char *mime_a,
|
||||
const char *mime_b);
|
||||
int xdg_mime_media_type_equal (const char *mime_a,
|
||||
const char *mime_b);
|
||||
int xdg_mime_mime_type_subclass (const char *mime_a,
|
||||
const char *mime_b);
|
||||
/* xdg_mime_get_mime_parents() is deprecated since it does
|
||||
* not work correctly with caches. Use xdg_mime_list_parents()
|
||||
* instead, but notice that that function expects you to free
|
||||
* the array it returns.
|
||||
*/
|
||||
const char **xdg_mime_get_mime_parents (const char *mime);
|
||||
char ** xdg_mime_list_mime_parents (const char *mime);
|
||||
const char *xdg_mime_unalias_mime_type (const char *mime);
|
||||
int xdg_mime_get_max_buffer_extents (void);
|
||||
void xdg_mime_shutdown (void);
|
||||
void xdg_mime_dump (void);
|
||||
int xdg_mime_register_reload_callback (XdgMimeCallback callback,
|
||||
void *data,
|
||||
XdgMimeDestroy destroy);
|
||||
void xdg_mime_remove_callback (int callback_id);
|
||||
|
||||
/* Private versions of functions that don't call xdg_mime_init () */
|
||||
int _xdg_mime_mime_type_equal (const char *mime_a,
|
||||
const char *mime_b);
|
||||
int _xdg_mime_media_type_equal (const char *mime_a,
|
||||
const char *mime_b);
|
||||
int _xdg_mime_mime_type_subclass (const char *mime,
|
||||
const char *base);
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif /* __cplusplus */
|
||||
#endif /* __XDG_MIME_H__ */
|
||||
184
lib/xdgmime/xdgmimealias.c
Normal file
184
lib/xdgmime/xdgmimealias.c
Normal file
@ -0,0 +1,184 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimealias.c: Private file. Datastructure for storing the aliases.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2004 Red Hat, Inc.
|
||||
* Copyright (C) 2004 Matthias Clasen <mclasen@redhat.com>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include "xdgmimealias.h"
|
||||
#include "xdgmimeint.h"
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <assert.h>
|
||||
#include <string.h>
|
||||
#include <fnmatch.h>
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
typedef struct XdgAlias XdgAlias;
|
||||
|
||||
struct XdgAlias
|
||||
{
|
||||
char *alias;
|
||||
char *mime_type;
|
||||
};
|
||||
|
||||
struct XdgAliasList
|
||||
{
|
||||
struct XdgAlias *aliases;
|
||||
int n_aliases;
|
||||
};
|
||||
|
||||
XdgAliasList *
|
||||
_xdg_mime_alias_list_new (void)
|
||||
{
|
||||
XdgAliasList *list;
|
||||
|
||||
list = malloc (sizeof (XdgAliasList));
|
||||
|
||||
list->aliases = NULL;
|
||||
list->n_aliases = 0;
|
||||
|
||||
return list;
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_alias_list_free (XdgAliasList *list)
|
||||
{
|
||||
int i;
|
||||
|
||||
if (list->aliases)
|
||||
{
|
||||
for (i = 0; i < list->n_aliases; i++)
|
||||
{
|
||||
free (list->aliases[i].alias);
|
||||
free (list->aliases[i].mime_type);
|
||||
}
|
||||
free (list->aliases);
|
||||
}
|
||||
free (list);
|
||||
}
|
||||
|
||||
static int
|
||||
alias_entry_cmp (const void *v1, const void *v2)
|
||||
{
|
||||
return strcmp (((XdgAlias *)v1)->alias, ((XdgAlias *)v2)->alias);
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_alias_list_lookup (XdgAliasList *list,
|
||||
const char *alias)
|
||||
{
|
||||
XdgAlias *entry;
|
||||
XdgAlias key;
|
||||
|
||||
if (list->n_aliases > 0)
|
||||
{
|
||||
key.alias = (char *)alias;
|
||||
key.mime_type = 0;
|
||||
|
||||
entry = bsearch (&key, list->aliases, list->n_aliases,
|
||||
sizeof (XdgAlias), alias_entry_cmp);
|
||||
if (entry)
|
||||
return entry->mime_type;
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_alias_read_from_file (XdgAliasList *list,
|
||||
const char *file_name)
|
||||
{
|
||||
FILE *file;
|
||||
char line[255];
|
||||
int alloc;
|
||||
|
||||
file = fopen (file_name, "r");
|
||||
|
||||
if (file == NULL)
|
||||
return;
|
||||
|
||||
/* FIXME: Not UTF-8 safe. Doesn't work if lines are greater than 255 chars.
|
||||
* Blah */
|
||||
alloc = list->n_aliases + 16;
|
||||
list->aliases = realloc (list->aliases, alloc * sizeof (XdgAlias));
|
||||
while (fgets (line, 255, file) != NULL)
|
||||
{
|
||||
char *sep;
|
||||
if (line[0] == '#')
|
||||
continue;
|
||||
|
||||
sep = strchr (line, ' ');
|
||||
if (sep == NULL)
|
||||
continue;
|
||||
*(sep++) = '\000';
|
||||
sep[strlen (sep) -1] = '\000';
|
||||
if (list->n_aliases == alloc)
|
||||
{
|
||||
alloc <<= 1;
|
||||
list->aliases = realloc (list->aliases,
|
||||
alloc * sizeof (XdgAlias));
|
||||
}
|
||||
list->aliases[list->n_aliases].alias = strdup (line);
|
||||
list->aliases[list->n_aliases].mime_type = strdup (sep);
|
||||
list->n_aliases++;
|
||||
}
|
||||
list->aliases = realloc (list->aliases,
|
||||
list->n_aliases * sizeof (XdgAlias));
|
||||
|
||||
fclose (file);
|
||||
|
||||
if (list->n_aliases > 1)
|
||||
qsort (list->aliases, list->n_aliases,
|
||||
sizeof (XdgAlias), alias_entry_cmp);
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
_xdg_mime_alias_list_dump (XdgAliasList *list)
|
||||
{
|
||||
int i;
|
||||
|
||||
if (list->aliases)
|
||||
{
|
||||
for (i = 0; i < list->n_aliases; i++)
|
||||
{
|
||||
printf ("%s %s\n",
|
||||
list->aliases[i].alias,
|
||||
list->aliases[i].mime_type);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
50
lib/xdgmime/xdgmimealias.h
Normal file
50
lib/xdgmime/xdgmimealias.h
Normal file
@ -0,0 +1,50 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimealias.h: Private file. Datastructure for storing the aliases.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2004 Red Hat, Inc.
|
||||
* Copyright (C) 200 Matthias Clasen <mclasen@redhat.com>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __XDG_MIME_ALIAS_H__
|
||||
#define __XDG_MIME_ALIAS_H__
|
||||
|
||||
#include "xdgmime.h"
|
||||
|
||||
typedef struct XdgAliasList XdgAliasList;
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define _xdg_mime_alias_read_from_file XDG_ENTRY(alias_read_from_file)
|
||||
#define _xdg_mime_alias_list_new XDG_ENTRY(alias_list_new)
|
||||
#define _xdg_mime_alias_list_free XDG_ENTRY(alias_list_free)
|
||||
#define _xdg_mime_alias_list_lookup XDG_ENTRY(alias_list_lookup)
|
||||
#endif
|
||||
|
||||
void _xdg_mime_alias_read_from_file (XdgAliasList *list,
|
||||
const char *file_name);
|
||||
XdgAliasList *_xdg_mime_alias_list_new (void);
|
||||
void _xdg_mime_alias_list_free (XdgAliasList *list);
|
||||
const char *_xdg_mime_alias_list_lookup (XdgAliasList *list,
|
||||
const char *alias);
|
||||
void _xdg_mime_alias_list_dump (XdgAliasList *list);
|
||||
|
||||
#endif /* __XDG_MIME_ALIAS_H__ */
|
||||
895
lib/xdgmime/xdgmimecache.c
Normal file
895
lib/xdgmime/xdgmimecache.c
Normal file
@ -0,0 +1,895 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimealias.c: Private file. mmappable caches for mime data
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2005 Matthias Clasen <mclasen@redhat.com>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <fcntl.h>
|
||||
#include <unistd.h>
|
||||
#include <fnmatch.h>
|
||||
#include <assert.h>
|
||||
|
||||
#include <netinet/in.h> /* for ntohl/ntohs */
|
||||
|
||||
#ifdef HAVE_MMAP
|
||||
#include <sys/mman.h>
|
||||
#endif
|
||||
|
||||
#include <sys/stat.h>
|
||||
#include <sys/types.h>
|
||||
|
||||
#include "xdgmimecache.h"
|
||||
#include "xdgmimeint.h"
|
||||
|
||||
#ifndef MAX
|
||||
#define MAX(a,b) ((a) > (b) ? (a) : (b))
|
||||
#endif
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
#ifndef _O_BINARY
|
||||
#define _O_BINARY 0
|
||||
#endif
|
||||
|
||||
#ifndef MAP_FAILED
|
||||
#define MAP_FAILED ((void *) -1)
|
||||
#endif
|
||||
|
||||
#define MAJOR_VERSION 1
|
||||
#define MINOR_VERSION 0
|
||||
|
||||
struct _XdgMimeCache
|
||||
{
|
||||
int ref_count;
|
||||
|
||||
size_t size;
|
||||
char *buffer;
|
||||
};
|
||||
|
||||
#define GET_UINT16(cache,offset) (ntohs(*(xdg_uint16_t*)((cache) + (offset))))
|
||||
#define GET_UINT32(cache,offset) (ntohl(*(xdg_uint32_t*)((cache) + (offset))))
|
||||
|
||||
XdgMimeCache *
|
||||
_xdg_mime_cache_ref (XdgMimeCache *cache)
|
||||
{
|
||||
cache->ref_count++;
|
||||
return cache;
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_cache_unref (XdgMimeCache *cache)
|
||||
{
|
||||
cache->ref_count--;
|
||||
|
||||
if (cache->ref_count == 0)
|
||||
{
|
||||
#ifdef HAVE_MMAP
|
||||
munmap (cache->buffer, cache->size);
|
||||
#endif
|
||||
free (cache);
|
||||
}
|
||||
}
|
||||
|
||||
XdgMimeCache *
|
||||
_xdg_mime_cache_new_from_file (const char *file_name)
|
||||
{
|
||||
XdgMimeCache *cache = NULL;
|
||||
|
||||
#ifdef HAVE_MMAP
|
||||
int fd = -1;
|
||||
struct stat st;
|
||||
char *buffer = NULL;
|
||||
|
||||
/* Open the file and map it into memory */
|
||||
fd = open (file_name, O_RDONLY|_O_BINARY, 0);
|
||||
|
||||
if (fd < 0)
|
||||
return NULL;
|
||||
|
||||
if (fstat (fd, &st) < 0 || st.st_size < 4)
|
||||
goto done;
|
||||
|
||||
buffer = (char *) mmap (NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
|
||||
|
||||
if (buffer == MAP_FAILED)
|
||||
goto done;
|
||||
|
||||
/* Verify version */
|
||||
if (GET_UINT16 (buffer, 0) != MAJOR_VERSION ||
|
||||
GET_UINT16 (buffer, 2) != MINOR_VERSION)
|
||||
{
|
||||
munmap (buffer, st.st_size);
|
||||
|
||||
goto done;
|
||||
}
|
||||
|
||||
cache = (XdgMimeCache *) malloc (sizeof (XdgMimeCache));
|
||||
cache->ref_count = 1;
|
||||
cache->buffer = buffer;
|
||||
cache->size = st.st_size;
|
||||
|
||||
done:
|
||||
if (fd != -1)
|
||||
close (fd);
|
||||
|
||||
#endif /* HAVE_MMAP */
|
||||
|
||||
return cache;
|
||||
}
|
||||
|
||||
static int
|
||||
cache_magic_matchlet_compare_to_data (XdgMimeCache *cache,
|
||||
xdg_uint32_t offset,
|
||||
const void *data,
|
||||
size_t len)
|
||||
{
|
||||
xdg_uint32_t range_start = GET_UINT32 (cache->buffer, offset);
|
||||
xdg_uint32_t range_length = GET_UINT32 (cache->buffer, offset + 4);
|
||||
xdg_uint32_t data_length = GET_UINT32 (cache->buffer, offset + 12);
|
||||
xdg_uint32_t data_offset = GET_UINT32 (cache->buffer, offset + 16);
|
||||
xdg_uint32_t mask_offset = GET_UINT32 (cache->buffer, offset + 20);
|
||||
|
||||
int i, j;
|
||||
|
||||
for (i = range_start; i <= range_start + range_length; i++)
|
||||
{
|
||||
int valid_matchlet = TRUE;
|
||||
|
||||
if (i + data_length > len)
|
||||
return FALSE;
|
||||
|
||||
if (mask_offset)
|
||||
{
|
||||
for (j = 0; j < data_length; j++)
|
||||
{
|
||||
if ((((unsigned char *)cache->buffer)[data_offset + j] & ((unsigned char *)cache->buffer)[mask_offset + j]) !=
|
||||
((((unsigned char *) data)[j + i]) & ((unsigned char *)cache->buffer)[mask_offset + j]))
|
||||
{
|
||||
valid_matchlet = FALSE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
for (j = 0; j < data_length; j++)
|
||||
{
|
||||
if (((unsigned char *)cache->buffer)[data_offset + j] != ((unsigned char *) data)[j + i])
|
||||
{
|
||||
valid_matchlet = FALSE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (valid_matchlet)
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static int
|
||||
cache_magic_matchlet_compare (XdgMimeCache *cache,
|
||||
xdg_uint32_t offset,
|
||||
const void *data,
|
||||
size_t len)
|
||||
{
|
||||
xdg_uint32_t n_children = GET_UINT32 (cache->buffer, offset + 24);
|
||||
xdg_uint32_t child_offset = GET_UINT32 (cache->buffer, offset + 28);
|
||||
|
||||
int i;
|
||||
|
||||
if (cache_magic_matchlet_compare_to_data (cache, offset, data, len))
|
||||
{
|
||||
if (n_children == 0)
|
||||
return TRUE;
|
||||
|
||||
for (i = 0; i < n_children; i++)
|
||||
{
|
||||
if (cache_magic_matchlet_compare (cache, child_offset + 32 * i,
|
||||
data, len))
|
||||
return TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static const char *
|
||||
cache_magic_compare_to_data (XdgMimeCache *cache,
|
||||
xdg_uint32_t offset,
|
||||
const void *data,
|
||||
size_t len,
|
||||
int *prio)
|
||||
{
|
||||
xdg_uint32_t priority = GET_UINT32 (cache->buffer, offset);
|
||||
xdg_uint32_t mimetype_offset = GET_UINT32 (cache->buffer, offset + 4);
|
||||
xdg_uint32_t n_matchlets = GET_UINT32 (cache->buffer, offset + 8);
|
||||
xdg_uint32_t matchlet_offset = GET_UINT32 (cache->buffer, offset + 12);
|
||||
|
||||
int i;
|
||||
|
||||
for (i = 0; i < n_matchlets; i++)
|
||||
{
|
||||
if (cache_magic_matchlet_compare (cache, matchlet_offset + i * 32,
|
||||
data, len))
|
||||
{
|
||||
*prio = priority;
|
||||
|
||||
return cache->buffer + mimetype_offset;
|
||||
}
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static const char *
|
||||
cache_magic_lookup_data (XdgMimeCache *cache,
|
||||
const void *data,
|
||||
size_t len,
|
||||
int *prio,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
xdg_uint32_t list_offset;
|
||||
xdg_uint32_t n_entries;
|
||||
xdg_uint32_t offset;
|
||||
|
||||
int j, n;
|
||||
|
||||
*prio = 0;
|
||||
|
||||
list_offset = GET_UINT32 (cache->buffer, 24);
|
||||
n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 8);
|
||||
|
||||
for (j = 0; j < n_entries; j++)
|
||||
{
|
||||
const char *match;
|
||||
|
||||
match = cache_magic_compare_to_data (cache, offset + 16 * j,
|
||||
data, len, prio);
|
||||
if (match)
|
||||
return match;
|
||||
else
|
||||
{
|
||||
xdg_uint32_t mimetype_offset;
|
||||
const char *non_match;
|
||||
|
||||
mimetype_offset = GET_UINT32 (cache->buffer, offset + 16 * j + 4);
|
||||
non_match = cache->buffer + mimetype_offset;
|
||||
|
||||
for (n = 0; n < n_mime_types; n++)
|
||||
{
|
||||
if (mime_types[n] &&
|
||||
xdg_mime_mime_type_equal (mime_types[n], non_match))
|
||||
mime_types[n] = NULL;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static const char *
|
||||
cache_alias_lookup (const char *alias)
|
||||
{
|
||||
const char *ptr;
|
||||
int i, min, max, mid, cmp;
|
||||
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 4);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
xdg_uint32_t offset;
|
||||
|
||||
min = 0;
|
||||
max = n_entries - 1;
|
||||
while (max >= min)
|
||||
{
|
||||
mid = (min + max) / 2;
|
||||
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * mid);
|
||||
ptr = cache->buffer + offset;
|
||||
cmp = strcmp (ptr, alias);
|
||||
|
||||
if (cmp < 0)
|
||||
min = mid + 1;
|
||||
else if (cmp > 0)
|
||||
max = mid - 1;
|
||||
else
|
||||
{
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * mid + 4);
|
||||
return cache->buffer + offset;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int
|
||||
cache_glob_lookup_literal (const char *file_name,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
const char *ptr;
|
||||
int i, min, max, mid, cmp;
|
||||
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 12);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
xdg_uint32_t offset;
|
||||
|
||||
min = 0;
|
||||
max = n_entries - 1;
|
||||
while (max >= min)
|
||||
{
|
||||
mid = (min + max) / 2;
|
||||
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * mid);
|
||||
ptr = cache->buffer + offset;
|
||||
cmp = strcmp (ptr, file_name);
|
||||
|
||||
if (cmp < 0)
|
||||
min = mid + 1;
|
||||
else if (cmp > 0)
|
||||
max = mid - 1;
|
||||
else
|
||||
{
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * mid + 4);
|
||||
mime_types[0] = (const char *)(cache->buffer + offset);
|
||||
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
cache_glob_lookup_fnmatch (const char *file_name,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
const char *mime_type;
|
||||
const char *ptr;
|
||||
|
||||
int i, j, n;
|
||||
|
||||
n = 0;
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 20);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
|
||||
for (j = 0; j < n_entries && n < n_mime_types; j++)
|
||||
{
|
||||
xdg_uint32_t offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * j);
|
||||
xdg_uint32_t mimetype_offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * j + 4);
|
||||
ptr = cache->buffer + offset;
|
||||
mime_type = cache->buffer + mimetype_offset;
|
||||
|
||||
/* FIXME: Not UTF-8 safe */
|
||||
if (fnmatch (ptr, file_name, 0) == 0)
|
||||
mime_types[n++] = mime_type;
|
||||
}
|
||||
|
||||
if (n > 0)
|
||||
return n;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
cache_glob_node_lookup_suffix (XdgMimeCache *cache,
|
||||
xdg_uint32_t n_entries,
|
||||
xdg_uint32_t offset,
|
||||
const char *suffix,
|
||||
int ignore_case,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
xdg_unichar_t character;
|
||||
xdg_unichar_t match_char;
|
||||
xdg_uint32_t mimetype_offset;
|
||||
xdg_uint32_t n_children;
|
||||
xdg_uint32_t child_offset;
|
||||
|
||||
int min, max, mid, n, i;
|
||||
|
||||
character = _xdg_utf8_to_ucs4 (suffix);
|
||||
if (ignore_case)
|
||||
character = _xdg_ucs4_to_lower (character);
|
||||
|
||||
min = 0;
|
||||
max = n_entries - 1;
|
||||
while (max >= min)
|
||||
{
|
||||
mid = (min + max) / 2;
|
||||
|
||||
match_char = GET_UINT32 (cache->buffer, offset + 16 * mid);
|
||||
|
||||
if (match_char < character)
|
||||
min = mid + 1;
|
||||
else if (match_char > character)
|
||||
max = mid - 1;
|
||||
else
|
||||
{
|
||||
suffix = _xdg_utf8_next_char (suffix);
|
||||
if (*suffix == '\0')
|
||||
{
|
||||
mimetype_offset = GET_UINT32 (cache->buffer, offset + 16 * mid + 4);
|
||||
n = 0;
|
||||
if (mimetype_offset)
|
||||
mime_types[n++] = cache->buffer + mimetype_offset;
|
||||
|
||||
n_children = GET_UINT32 (cache->buffer, offset + 16 * mid + 8);
|
||||
child_offset = GET_UINT32 (cache->buffer, offset + 16 * mid + 12);
|
||||
i = 0;
|
||||
while (n < n_mime_types && i < n_children)
|
||||
{
|
||||
match_char = GET_UINT32 (cache->buffer, child_offset + 16 * i);
|
||||
mimetype_offset = GET_UINT32 (cache->buffer, offset + 16 * i + 4);
|
||||
if (match_char != 0)
|
||||
break;
|
||||
|
||||
mime_types[n++] = cache->buffer + mimetype_offset;
|
||||
i++;
|
||||
}
|
||||
|
||||
return n;
|
||||
}
|
||||
else
|
||||
{
|
||||
n_children = GET_UINT32 (cache->buffer, offset + 16 * mid + 8);
|
||||
child_offset = GET_UINT32 (cache->buffer, offset + 16 * mid + 12);
|
||||
|
||||
return cache_glob_node_lookup_suffix (cache,
|
||||
n_children, child_offset,
|
||||
suffix, ignore_case,
|
||||
mime_types,
|
||||
n_mime_types);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
cache_glob_lookup_suffix (const char *suffix,
|
||||
int ignore_case,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
int i, n;
|
||||
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 16);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
xdg_uint32_t offset = GET_UINT32 (cache->buffer, list_offset + 4);
|
||||
|
||||
n = cache_glob_node_lookup_suffix (cache,
|
||||
n_entries, offset,
|
||||
suffix, ignore_case,
|
||||
mime_types,
|
||||
n_mime_types);
|
||||
if (n > 0)
|
||||
return n;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void
|
||||
find_stopchars (char *stopchars)
|
||||
{
|
||||
int i, j, k, l;
|
||||
|
||||
k = 0;
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 16);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
xdg_uint32_t offset = GET_UINT32 (cache->buffer, list_offset + 4);
|
||||
|
||||
for (j = 0; j < n_entries; j++)
|
||||
{
|
||||
xdg_uint32_t match_char = GET_UINT32 (cache->buffer, offset);
|
||||
|
||||
if (match_char < 128)
|
||||
{
|
||||
for (l = 0; l < k; l++)
|
||||
if (stopchars[l] == match_char)
|
||||
break;
|
||||
if (l == k)
|
||||
{
|
||||
stopchars[k] = (char) match_char;
|
||||
k++;
|
||||
}
|
||||
}
|
||||
|
||||
offset += 16;
|
||||
}
|
||||
}
|
||||
|
||||
stopchars[k] = '\0';
|
||||
}
|
||||
|
||||
static int
|
||||
cache_glob_lookup_file_name (const char *file_name,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
const char *ptr;
|
||||
char stopchars[128];
|
||||
int n;
|
||||
|
||||
assert (file_name != NULL);
|
||||
|
||||
/* First, check the literals */
|
||||
n = cache_glob_lookup_literal (file_name, mime_types, n_mime_types);
|
||||
if (n > 0)
|
||||
return n;
|
||||
|
||||
find_stopchars (stopchars);
|
||||
|
||||
/* Next, check suffixes */
|
||||
ptr = strpbrk (file_name, stopchars);
|
||||
while (ptr)
|
||||
{
|
||||
n = cache_glob_lookup_suffix (ptr, FALSE, mime_types, n_mime_types);
|
||||
if (n > 0)
|
||||
return n;
|
||||
|
||||
n = cache_glob_lookup_suffix (ptr, TRUE, mime_types, n_mime_types);
|
||||
if (n > 0)
|
||||
return n;
|
||||
|
||||
ptr = strpbrk (ptr + 1, stopchars);
|
||||
}
|
||||
|
||||
/* Last, try fnmatch */
|
||||
return cache_glob_lookup_fnmatch (file_name, mime_types, n_mime_types);
|
||||
}
|
||||
|
||||
int
|
||||
_xdg_mime_cache_get_max_buffer_extents (void)
|
||||
{
|
||||
xdg_uint32_t offset;
|
||||
xdg_uint32_t max_extent;
|
||||
int i;
|
||||
|
||||
max_extent = 0;
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
offset = GET_UINT32 (cache->buffer, 24);
|
||||
max_extent = MAX (max_extent, GET_UINT32 (cache->buffer, offset + 4));
|
||||
}
|
||||
|
||||
return max_extent;
|
||||
}
|
||||
|
||||
static const char *
|
||||
cache_get_mime_type_for_data (const void *data,
|
||||
size_t len,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
const char *mime_type;
|
||||
int i, n, priority;
|
||||
|
||||
priority = 0;
|
||||
mime_type = NULL;
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
int prio;
|
||||
const char *match;
|
||||
|
||||
match = cache_magic_lookup_data (cache, data, len, &prio,
|
||||
mime_types, n_mime_types);
|
||||
if (prio > priority)
|
||||
{
|
||||
priority = prio;
|
||||
mime_type = match;
|
||||
}
|
||||
}
|
||||
|
||||
if (priority > 0)
|
||||
return mime_type;
|
||||
|
||||
for (n = 0; n < n_mime_types; n++)
|
||||
{
|
||||
if (mime_types[n])
|
||||
return mime_types[n];
|
||||
}
|
||||
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_cache_get_mime_type_for_data (const void *data,
|
||||
size_t len)
|
||||
{
|
||||
return cache_get_mime_type_for_data (data, len, NULL, 0);
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_cache_get_mime_type_for_file (const char *file_name,
|
||||
struct stat *statbuf)
|
||||
{
|
||||
const char *mime_type;
|
||||
const char *mime_types[2];
|
||||
FILE *file;
|
||||
unsigned char *data;
|
||||
int max_extent;
|
||||
int bytes_read;
|
||||
struct stat buf;
|
||||
const char *base_name;
|
||||
int n;
|
||||
|
||||
if (file_name == NULL)
|
||||
return NULL;
|
||||
|
||||
if (! _xdg_utf8_validate (file_name))
|
||||
return NULL;
|
||||
|
||||
base_name = _xdg_get_base_name (file_name);
|
||||
n = cache_glob_lookup_file_name (base_name, mime_types, 2);
|
||||
|
||||
if (n == 1)
|
||||
return mime_types[0];
|
||||
|
||||
if (!statbuf)
|
||||
{
|
||||
if (stat (file_name, &buf) != 0)
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
|
||||
statbuf = &buf;
|
||||
}
|
||||
|
||||
if (!S_ISREG (statbuf->st_mode))
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
|
||||
/* FIXME: Need to make sure that max_extent isn't totally broken. This could
|
||||
* be large and need getting from a stream instead of just reading it all
|
||||
* in. */
|
||||
max_extent = _xdg_mime_cache_get_max_buffer_extents ();
|
||||
data = malloc (max_extent);
|
||||
if (data == NULL)
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
|
||||
file = fopen (file_name, "r");
|
||||
if (file == NULL)
|
||||
{
|
||||
free (data);
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
bytes_read = fread (data, 1, max_extent, file);
|
||||
if (ferror (file))
|
||||
{
|
||||
free (data);
|
||||
fclose (file);
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
mime_type = cache_get_mime_type_for_data (data, bytes_read,
|
||||
mime_types, n);
|
||||
|
||||
free (data);
|
||||
fclose (file);
|
||||
|
||||
return mime_type;
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_cache_get_mime_type_from_file_name (const char *file_name)
|
||||
{
|
||||
const char *mime_type;
|
||||
|
||||
if (cache_glob_lookup_file_name (file_name, &mime_type, 1))
|
||||
return mime_type;
|
||||
else
|
||||
return XDG_MIME_TYPE_UNKNOWN;
|
||||
}
|
||||
|
||||
#if 1
|
||||
static int
|
||||
is_super_type (const char *mime)
|
||||
{
|
||||
int length;
|
||||
const char *type;
|
||||
|
||||
length = strlen (mime);
|
||||
type = &(mime[length - 2]);
|
||||
|
||||
if (strcmp (type, "/*") == 0)
|
||||
return 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
int
|
||||
_xdg_mime_cache_mime_type_subclass (const char *mime,
|
||||
const char *base)
|
||||
{
|
||||
const char *umime, *ubase;
|
||||
|
||||
int i, j, min, max, med, cmp;
|
||||
|
||||
umime = _xdg_mime_cache_unalias_mime_type (mime);
|
||||
ubase = _xdg_mime_cache_unalias_mime_type (base);
|
||||
|
||||
if (strcmp (umime, ubase) == 0)
|
||||
return 1;
|
||||
|
||||
/* We really want to handle text/ * in GtkFileFilter, so we just
|
||||
* turn on the supertype matching
|
||||
*/
|
||||
#if 1
|
||||
/* Handle supertypes */
|
||||
if (is_super_type (ubase) &&
|
||||
xdg_mime_media_type_equal (umime, ubase))
|
||||
return 1;
|
||||
#endif
|
||||
|
||||
/* Handle special cases text/plain and application/octet-stream */
|
||||
if (strcmp (ubase, "text/plain") == 0 &&
|
||||
strncmp (umime, "text/", 5) == 0)
|
||||
return 1;
|
||||
|
||||
if (strcmp (ubase, "application/octet-stream") == 0)
|
||||
return 1;
|
||||
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 8);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
xdg_uint32_t offset, n_parents, parent_offset;
|
||||
|
||||
min = 0;
|
||||
max = n_entries - 1;
|
||||
while (max >= min)
|
||||
{
|
||||
med = (min + max)/2;
|
||||
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * med);
|
||||
cmp = strcmp (cache->buffer + offset, umime);
|
||||
if (cmp < 0)
|
||||
min = med + 1;
|
||||
else if (cmp > 0)
|
||||
max = med - 1;
|
||||
else
|
||||
{
|
||||
offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * med + 4);
|
||||
n_parents = GET_UINT32 (cache->buffer, offset);
|
||||
|
||||
for (j = 0; j < n_parents; j++)
|
||||
{
|
||||
parent_offset = GET_UINT32 (cache->buffer, offset + 4 + 4 * j);
|
||||
if (_xdg_mime_cache_mime_type_subclass (cache->buffer + parent_offset, ubase))
|
||||
return 1;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_cache_unalias_mime_type (const char *mime)
|
||||
{
|
||||
const char *lookup;
|
||||
|
||||
lookup = cache_alias_lookup (mime);
|
||||
|
||||
if (lookup)
|
||||
return lookup;
|
||||
|
||||
return mime;
|
||||
}
|
||||
|
||||
char **
|
||||
_xdg_mime_cache_list_mime_parents (const char *mime)
|
||||
{
|
||||
int i, j, k, p;
|
||||
char *all_parents[128]; /* we'll stop at 128 */
|
||||
char **result;
|
||||
|
||||
mime = xdg_mime_unalias_mime_type (mime);
|
||||
|
||||
p = 0;
|
||||
for (i = 0; _caches[i]; i++)
|
||||
{
|
||||
XdgMimeCache *cache = _caches[i];
|
||||
|
||||
xdg_uint32_t list_offset = GET_UINT32 (cache->buffer, 8);
|
||||
xdg_uint32_t n_entries = GET_UINT32 (cache->buffer, list_offset);
|
||||
|
||||
for (j = 0; j < n_entries; j++)
|
||||
{
|
||||
xdg_uint32_t mimetype_offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * j);
|
||||
xdg_uint32_t parents_offset = GET_UINT32 (cache->buffer, list_offset + 4 + 8 * j + 4);
|
||||
|
||||
if (strcmp (cache->buffer + mimetype_offset, mime) == 0)
|
||||
{
|
||||
xdg_uint32_t parent_mime_offset;
|
||||
xdg_uint32_t n_parents = GET_UINT32 (cache->buffer, parents_offset);
|
||||
|
||||
for (k = 0; k < n_parents && p < 127; k++)
|
||||
{
|
||||
parent_mime_offset = GET_UINT32 (cache->buffer, parents_offset + 4 + 4 * k);
|
||||
all_parents[p++] = cache->buffer + parent_mime_offset;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
all_parents[p++] = 0;
|
||||
|
||||
result = (char **) malloc (p * sizeof (char *));
|
||||
memcpy (result, all_parents, p * sizeof (char *));
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
63
lib/xdgmime/xdgmimecache.h
Normal file
63
lib/xdgmime/xdgmimecache.h
Normal file
@ -0,0 +1,63 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimecache.h: Private file. Datastructure for mmapped caches.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2005 Matthias Clasen <mclasen@redhat.com>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __XDG_MIME_CACHE_H__
|
||||
#define __XDG_MIME_CACHE_H__
|
||||
|
||||
#include "xdgmime.h"
|
||||
|
||||
typedef struct _XdgMimeCache XdgMimeCache;
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define _xdg_mime_cache_new_from_file XDG_ENTRY(cache_new_from_file)
|
||||
#define _xdg_mime_cache_ref XDG_ENTRY(cache_ref)
|
||||
#define _xdg_mime_cache_unref XDG_ENTRY(cache_unref)
|
||||
#endif
|
||||
|
||||
extern XdgMimeCache **_caches;
|
||||
|
||||
XdgMimeCache *_xdg_mime_cache_new_from_file (const char *file_name);
|
||||
XdgMimeCache *_xdg_mime_cache_ref (XdgMimeCache *cache);
|
||||
void _xdg_mime_cache_unref (XdgMimeCache *cache);
|
||||
|
||||
|
||||
const char *_xdg_mime_cache_get_mime_type_for_data (const void *data,
|
||||
size_t len);
|
||||
const char *_xdg_mime_cache_get_mime_type_for_file (const char *file_name,
|
||||
struct stat *statbuf);
|
||||
const char *_xdg_mime_cache_get_mime_type_from_file_name (const char *file_name);
|
||||
int _xdg_mime_cache_is_valid_mime_type (const char *mime_type);
|
||||
int _xdg_mime_cache_mime_type_equal (const char *mime_a,
|
||||
const char *mime_b);
|
||||
int _xdg_mime_cache_media_type_equal (const char *mime_a,
|
||||
const char *mime_b);
|
||||
int _xdg_mime_cache_mime_type_subclass (const char *mime_a,
|
||||
const char *mime_b);
|
||||
char **_xdg_mime_cache_list_mime_parents (const char *mime);
|
||||
const char *_xdg_mime_cache_unalias_mime_type (const char *mime);
|
||||
int _xdg_mime_cache_get_max_buffer_extents (void);
|
||||
|
||||
#endif /* __XDG_MIME_CACHE_H__ */
|
||||
547
lib/xdgmime/xdgmimeglob.c
Normal file
547
lib/xdgmime/xdgmimeglob.c
Normal file
@ -0,0 +1,547 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimeglob.c: Private file. Datastructure for storing the globs.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include "xdgmimeglob.h"
|
||||
#include "xdgmimeint.h"
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <assert.h>
|
||||
#include <string.h>
|
||||
#include <fnmatch.h>
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
typedef struct XdgGlobHashNode XdgGlobHashNode;
|
||||
typedef struct XdgGlobList XdgGlobList;
|
||||
|
||||
struct XdgGlobHashNode
|
||||
{
|
||||
xdg_unichar_t character;
|
||||
const char *mime_type;
|
||||
XdgGlobHashNode *next;
|
||||
XdgGlobHashNode *child;
|
||||
};
|
||||
struct XdgGlobList
|
||||
{
|
||||
const char *data;
|
||||
const char *mime_type;
|
||||
XdgGlobList *next;
|
||||
};
|
||||
|
||||
struct XdgGlobHash
|
||||
{
|
||||
XdgGlobList *literal_list;
|
||||
XdgGlobHashNode *simple_node;
|
||||
XdgGlobList *full_list;
|
||||
};
|
||||
|
||||
|
||||
/* XdgGlobList
|
||||
*/
|
||||
static XdgGlobList *
|
||||
_xdg_glob_list_new (void)
|
||||
{
|
||||
XdgGlobList *new_element;
|
||||
|
||||
new_element = calloc (1, sizeof (XdgGlobList));
|
||||
|
||||
return new_element;
|
||||
}
|
||||
|
||||
/* Frees glob_list and all of it's children */
|
||||
static void
|
||||
_xdg_glob_list_free (XdgGlobList *glob_list)
|
||||
{
|
||||
XdgGlobList *ptr, *next;
|
||||
|
||||
ptr = glob_list;
|
||||
|
||||
while (ptr != NULL)
|
||||
{
|
||||
next = ptr->next;
|
||||
|
||||
if (ptr->data)
|
||||
free ((void *) ptr->data);
|
||||
if (ptr->mime_type)
|
||||
free ((void *) ptr->mime_type);
|
||||
free (ptr);
|
||||
|
||||
ptr = next;
|
||||
}
|
||||
}
|
||||
|
||||
static XdgGlobList *
|
||||
_xdg_glob_list_append (XdgGlobList *glob_list,
|
||||
void *data,
|
||||
const char *mime_type)
|
||||
{
|
||||
XdgGlobList *new_element;
|
||||
XdgGlobList *tmp_element;
|
||||
|
||||
new_element = _xdg_glob_list_new ();
|
||||
new_element->data = data;
|
||||
new_element->mime_type = mime_type;
|
||||
if (glob_list == NULL)
|
||||
return new_element;
|
||||
|
||||
tmp_element = glob_list;
|
||||
while (tmp_element->next != NULL)
|
||||
tmp_element = tmp_element->next;
|
||||
|
||||
tmp_element->next = new_element;
|
||||
|
||||
return glob_list;
|
||||
}
|
||||
|
||||
#if 0
|
||||
static XdgGlobList *
|
||||
_xdg_glob_list_prepend (XdgGlobList *glob_list,
|
||||
void *data,
|
||||
const char *mime_type)
|
||||
{
|
||||
XdgGlobList *new_element;
|
||||
|
||||
new_element = _xdg_glob_list_new ();
|
||||
new_element->data = data;
|
||||
new_element->next = glob_list;
|
||||
new_element->mime_type = mime_type;
|
||||
|
||||
return new_element;
|
||||
}
|
||||
#endif
|
||||
|
||||
/* XdgGlobHashNode
|
||||
*/
|
||||
|
||||
static XdgGlobHashNode *
|
||||
_xdg_glob_hash_node_new (void)
|
||||
{
|
||||
XdgGlobHashNode *glob_hash_node;
|
||||
|
||||
glob_hash_node = calloc (1, sizeof (XdgGlobHashNode));
|
||||
|
||||
return glob_hash_node;
|
||||
}
|
||||
|
||||
static void
|
||||
_xdg_glob_hash_node_dump (XdgGlobHashNode *glob_hash_node,
|
||||
int depth)
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < depth; i++)
|
||||
printf (" ");
|
||||
|
||||
printf ("%c", (char)glob_hash_node->character);
|
||||
if (glob_hash_node->mime_type)
|
||||
printf (" - %s\n", glob_hash_node->mime_type);
|
||||
else
|
||||
printf ("\n");
|
||||
if (glob_hash_node->child)
|
||||
_xdg_glob_hash_node_dump (glob_hash_node->child, depth + 1);
|
||||
if (glob_hash_node->next)
|
||||
_xdg_glob_hash_node_dump (glob_hash_node->next, depth);
|
||||
}
|
||||
|
||||
static XdgGlobHashNode *
|
||||
_xdg_glob_hash_insert_text (XdgGlobHashNode *glob_hash_node,
|
||||
const char *text,
|
||||
const char *mime_type)
|
||||
{
|
||||
XdgGlobHashNode *node;
|
||||
xdg_unichar_t character;
|
||||
|
||||
character = _xdg_utf8_to_ucs4 (text);
|
||||
|
||||
if ((glob_hash_node == NULL) ||
|
||||
(character < glob_hash_node->character))
|
||||
{
|
||||
node = _xdg_glob_hash_node_new ();
|
||||
node->character = character;
|
||||
node->next = glob_hash_node;
|
||||
glob_hash_node = node;
|
||||
}
|
||||
else if (character == glob_hash_node->character)
|
||||
{
|
||||
node = glob_hash_node;
|
||||
}
|
||||
else
|
||||
{
|
||||
XdgGlobHashNode *prev_node;
|
||||
int found_node = FALSE;
|
||||
|
||||
/* Look for the first character of text in glob_hash_node, and insert it if we
|
||||
* have to.*/
|
||||
prev_node = glob_hash_node;
|
||||
node = prev_node->next;
|
||||
|
||||
while (node != NULL)
|
||||
{
|
||||
if (character < node->character)
|
||||
{
|
||||
node = _xdg_glob_hash_node_new ();
|
||||
node->character = character;
|
||||
node->next = prev_node->next;
|
||||
prev_node->next = node;
|
||||
|
||||
found_node = TRUE;
|
||||
break;
|
||||
}
|
||||
else if (character == node->character)
|
||||
{
|
||||
found_node = TRUE;
|
||||
break;
|
||||
}
|
||||
prev_node = node;
|
||||
node = node->next;
|
||||
}
|
||||
|
||||
if (! found_node)
|
||||
{
|
||||
node = _xdg_glob_hash_node_new ();
|
||||
node->character = character;
|
||||
node->next = prev_node->next;
|
||||
prev_node->next = node;
|
||||
}
|
||||
}
|
||||
|
||||
text = _xdg_utf8_next_char (text);
|
||||
if (*text == '\000')
|
||||
{
|
||||
if (node->mime_type)
|
||||
{
|
||||
if (strcmp (node->mime_type, mime_type))
|
||||
{
|
||||
XdgGlobHashNode *child;
|
||||
int found_node = FALSE;
|
||||
|
||||
child = node->child;
|
||||
while (child && child->character == '\0')
|
||||
{
|
||||
if (strcmp (child->mime_type, mime_type) == 0)
|
||||
{
|
||||
found_node = TRUE;
|
||||
break;
|
||||
}
|
||||
child = child->next;
|
||||
}
|
||||
|
||||
if (!found_node)
|
||||
{
|
||||
child = _xdg_glob_hash_node_new ();
|
||||
child->character = '\000';
|
||||
child->mime_type = mime_type;
|
||||
child->child = NULL;
|
||||
child->next = node->child;
|
||||
node->child = child;
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
node->mime_type = mime_type;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
node->child = _xdg_glob_hash_insert_text (node->child, text, mime_type);
|
||||
}
|
||||
return glob_hash_node;
|
||||
}
|
||||
|
||||
static int
|
||||
_xdg_glob_hash_node_lookup_file_name (XdgGlobHashNode *glob_hash_node,
|
||||
const char *file_name,
|
||||
int ignore_case,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
int n;
|
||||
XdgGlobHashNode *node;
|
||||
xdg_unichar_t character;
|
||||
|
||||
if (glob_hash_node == NULL)
|
||||
return 0;
|
||||
|
||||
character = _xdg_utf8_to_ucs4 (file_name);
|
||||
if (ignore_case)
|
||||
character = _xdg_ucs4_to_lower(character);
|
||||
|
||||
for (node = glob_hash_node; node && character >= node->character; node = node->next)
|
||||
{
|
||||
if (character == node->character)
|
||||
{
|
||||
file_name = _xdg_utf8_next_char (file_name);
|
||||
if (*file_name == '\000')
|
||||
{
|
||||
n = 0;
|
||||
if (node->mime_type)
|
||||
mime_types[n++] = node->mime_type;
|
||||
node = node->child;
|
||||
while (n < n_mime_types && node && node->character == 0)
|
||||
{
|
||||
if (node->mime_type)
|
||||
mime_types[n++] = node->mime_type;
|
||||
node = node->next;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
n = _xdg_glob_hash_node_lookup_file_name (node->child,
|
||||
file_name,
|
||||
ignore_case,
|
||||
mime_types,
|
||||
n_mime_types);
|
||||
}
|
||||
return n;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
_xdg_glob_hash_lookup_file_name (XdgGlobHash *glob_hash,
|
||||
const char *file_name,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
XdgGlobList *list;
|
||||
const char *ptr;
|
||||
char stopchars[128];
|
||||
int i, n;
|
||||
XdgGlobHashNode *node;
|
||||
|
||||
/* First, check the literals */
|
||||
|
||||
assert (file_name != NULL && n_mime_types > 0);
|
||||
|
||||
for (list = glob_hash->literal_list; list; list = list->next)
|
||||
{
|
||||
if (strcmp ((const char *)list->data, file_name) == 0)
|
||||
{
|
||||
mime_types[0] = list->mime_type;
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
i = 0;
|
||||
for (node = glob_hash->simple_node; node; node = node->next)
|
||||
{
|
||||
if (node->character < 128)
|
||||
stopchars[i++] = (char)node->character;
|
||||
}
|
||||
stopchars[i] = '\0';
|
||||
|
||||
ptr = strpbrk (file_name, stopchars);
|
||||
while (ptr)
|
||||
{
|
||||
n = _xdg_glob_hash_node_lookup_file_name (glob_hash->simple_node, ptr, FALSE,
|
||||
mime_types, n_mime_types);
|
||||
if (n > 0)
|
||||
return n;
|
||||
|
||||
n = _xdg_glob_hash_node_lookup_file_name (glob_hash->simple_node, ptr, TRUE,
|
||||
mime_types, n_mime_types);
|
||||
if (n > 0)
|
||||
return n;
|
||||
|
||||
ptr = strpbrk (ptr + 1, stopchars);
|
||||
}
|
||||
|
||||
/* FIXME: Not UTF-8 safe */
|
||||
n = 0;
|
||||
for (list = glob_hash->full_list; list && n < n_mime_types; list = list->next)
|
||||
{
|
||||
if (fnmatch ((const char *)list->data, file_name, 0) == 0)
|
||||
mime_types[n++] = list->mime_type;
|
||||
}
|
||||
|
||||
return n;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* XdgGlobHash
|
||||
*/
|
||||
|
||||
XdgGlobHash *
|
||||
_xdg_glob_hash_new (void)
|
||||
{
|
||||
XdgGlobHash *glob_hash;
|
||||
|
||||
glob_hash = calloc (1, sizeof (XdgGlobHash));
|
||||
|
||||
return glob_hash;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
_xdg_glob_hash_free_nodes (XdgGlobHashNode *node)
|
||||
{
|
||||
if (node)
|
||||
{
|
||||
if (node->child)
|
||||
_xdg_glob_hash_free_nodes (node->child);
|
||||
if (node->next)
|
||||
_xdg_glob_hash_free_nodes (node->next);
|
||||
if (node->mime_type)
|
||||
free ((void *) node->mime_type);
|
||||
free (node);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_glob_hash_free (XdgGlobHash *glob_hash)
|
||||
{
|
||||
_xdg_glob_list_free (glob_hash->literal_list);
|
||||
_xdg_glob_list_free (glob_hash->full_list);
|
||||
_xdg_glob_hash_free_nodes (glob_hash->simple_node);
|
||||
free (glob_hash);
|
||||
}
|
||||
|
||||
XdgGlobType
|
||||
_xdg_glob_determine_type (const char *glob)
|
||||
{
|
||||
const char *ptr;
|
||||
int maybe_in_simple_glob = FALSE;
|
||||
int first_char = TRUE;
|
||||
|
||||
ptr = glob;
|
||||
|
||||
while (*ptr != '\000')
|
||||
{
|
||||
if (*ptr == '*' && first_char)
|
||||
maybe_in_simple_glob = TRUE;
|
||||
else if (*ptr == '\\' || *ptr == '[' || *ptr == '?' || *ptr == '*')
|
||||
return XDG_GLOB_FULL;
|
||||
|
||||
first_char = FALSE;
|
||||
ptr = _xdg_utf8_next_char (ptr);
|
||||
}
|
||||
if (maybe_in_simple_glob)
|
||||
return XDG_GLOB_SIMPLE;
|
||||
else
|
||||
return XDG_GLOB_LITERAL;
|
||||
}
|
||||
|
||||
/* glob must be valid UTF-8 */
|
||||
void
|
||||
_xdg_glob_hash_append_glob (XdgGlobHash *glob_hash,
|
||||
const char *glob,
|
||||
const char *mime_type)
|
||||
{
|
||||
XdgGlobType type;
|
||||
|
||||
assert (glob_hash != NULL);
|
||||
assert (glob != NULL);
|
||||
|
||||
type = _xdg_glob_determine_type (glob);
|
||||
|
||||
switch (type)
|
||||
{
|
||||
case XDG_GLOB_LITERAL:
|
||||
glob_hash->literal_list = _xdg_glob_list_append (glob_hash->literal_list, strdup (glob), strdup (mime_type));
|
||||
break;
|
||||
case XDG_GLOB_SIMPLE:
|
||||
glob_hash->simple_node = _xdg_glob_hash_insert_text (glob_hash->simple_node, glob + 1, strdup (mime_type));
|
||||
break;
|
||||
case XDG_GLOB_FULL:
|
||||
glob_hash->full_list = _xdg_glob_list_append (glob_hash->full_list, strdup (glob), strdup (mime_type));
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_glob_hash_dump (XdgGlobHash *glob_hash)
|
||||
{
|
||||
XdgGlobList *list;
|
||||
printf ("LITERAL STRINGS\n");
|
||||
if (glob_hash->literal_list == NULL)
|
||||
{
|
||||
printf (" None\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
for (list = glob_hash->literal_list; list; list = list->next)
|
||||
printf (" %s - %s\n", (char *)list->data, list->mime_type);
|
||||
}
|
||||
printf ("\nSIMPLE GLOBS\n");
|
||||
_xdg_glob_hash_node_dump (glob_hash->simple_node, 4);
|
||||
|
||||
printf ("\nFULL GLOBS\n");
|
||||
if (glob_hash->full_list == NULL)
|
||||
{
|
||||
printf (" None\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
for (list = glob_hash->full_list; list; list = list->next)
|
||||
printf (" %s - %s\n", (char *)list->data, list->mime_type);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
_xdg_mime_glob_read_from_file (XdgGlobHash *glob_hash,
|
||||
const char *file_name)
|
||||
{
|
||||
FILE *glob_file;
|
||||
char line[255];
|
||||
|
||||
glob_file = fopen (file_name, "r");
|
||||
|
||||
if (glob_file == NULL)
|
||||
return;
|
||||
|
||||
/* FIXME: Not UTF-8 safe. Doesn't work if lines are greater than 255 chars.
|
||||
* Blah */
|
||||
while (fgets (line, 255, glob_file) != NULL)
|
||||
{
|
||||
char *colon;
|
||||
if (line[0] == '#')
|
||||
continue;
|
||||
|
||||
colon = strchr (line, ':');
|
||||
if (colon == NULL)
|
||||
continue;
|
||||
*(colon++) = '\000';
|
||||
colon[strlen (colon) -1] = '\000';
|
||||
_xdg_glob_hash_append_glob (glob_hash, colon, line);
|
||||
}
|
||||
|
||||
fclose (glob_file);
|
||||
}
|
||||
67
lib/xdgmime/xdgmimeglob.h
Normal file
67
lib/xdgmime/xdgmimeglob.h
Normal file
@ -0,0 +1,67 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimeglob.h: Private file. Datastructure for storing the globs.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __XDG_MIME_GLOB_H__
|
||||
#define __XDG_MIME_GLOB_H__
|
||||
|
||||
#include "xdgmime.h"
|
||||
|
||||
typedef struct XdgGlobHash XdgGlobHash;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
XDG_GLOB_LITERAL, /* Makefile */
|
||||
XDG_GLOB_SIMPLE, /* *.gif */
|
||||
XDG_GLOB_FULL /* x*.[ch] */
|
||||
} XdgGlobType;
|
||||
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define _xdg_mime_glob_read_from_file XDG_ENTRY(glob_read_from_file)
|
||||
#define _xdg_glob_hash_new XDG_ENTRY(hash_new)
|
||||
#define _xdg_glob_hash_free XDG_ENTRY(hash_free)
|
||||
#define _xdg_glob_hash_lookup_file_name XDG_ENTRY(hash_lookup_file_name)
|
||||
#define _xdg_glob_hash_append_glob XDG_ENTRY(hash_append_glob)
|
||||
#define _xdg_glob_determine_type XDG_ENTRY(determine_type)
|
||||
#define _xdg_glob_hash_dump XDG_ENTRY(hash_dump)
|
||||
#endif
|
||||
|
||||
void _xdg_mime_glob_read_from_file (XdgGlobHash *glob_hash,
|
||||
const char *file_name);
|
||||
XdgGlobHash *_xdg_glob_hash_new (void);
|
||||
void _xdg_glob_hash_free (XdgGlobHash *glob_hash);
|
||||
int _xdg_glob_hash_lookup_file_name (XdgGlobHash *glob_hash,
|
||||
const char *text,
|
||||
const char *mime_types[],
|
||||
int n_mime_types);
|
||||
void _xdg_glob_hash_append_glob (XdgGlobHash *glob_hash,
|
||||
const char *glob,
|
||||
const char *mime_type);
|
||||
XdgGlobType _xdg_glob_determine_type (const char *glob);
|
||||
void _xdg_glob_hash_dump (XdgGlobHash *glob_hash);
|
||||
|
||||
#endif /* __XDG_MIME_GLOB_H__ */
|
||||
154
lib/xdgmime/xdgmimeint.c
Normal file
154
lib/xdgmime/xdgmimeint.c
Normal file
@ -0,0 +1,154 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimeint.c: Internal defines and functions.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include "xdgmimeint.h"
|
||||
#include <ctype.h>
|
||||
#include <string.h>
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
static const char _xdg_utf8_skip_data[256] = {
|
||||
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
|
||||
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
|
||||
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
|
||||
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
|
||||
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
|
||||
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
|
||||
2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
|
||||
3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,1,1
|
||||
};
|
||||
|
||||
const char * const _xdg_utf8_skip = _xdg_utf8_skip_data;
|
||||
|
||||
|
||||
|
||||
/* Returns the number of unprocessed characters. */
|
||||
xdg_unichar_t
|
||||
_xdg_utf8_to_ucs4(const char *source)
|
||||
{
|
||||
xdg_unichar_t ucs32;
|
||||
if( ! ( *source & 0x80 ) )
|
||||
{
|
||||
ucs32 = *source;
|
||||
}
|
||||
else
|
||||
{
|
||||
int bytelength = 0;
|
||||
xdg_unichar_t result;
|
||||
if ( ! (*source & 0x40) )
|
||||
{
|
||||
ucs32 = *source;
|
||||
}
|
||||
else
|
||||
{
|
||||
if ( ! (*source & 0x20) )
|
||||
{
|
||||
result = *source++ & 0x1F;
|
||||
bytelength = 2;
|
||||
}
|
||||
else if ( ! (*source & 0x10) )
|
||||
{
|
||||
result = *source++ & 0x0F;
|
||||
bytelength = 3;
|
||||
}
|
||||
else if ( ! (*source & 0x08) )
|
||||
{
|
||||
result = *source++ & 0x07;
|
||||
bytelength = 4;
|
||||
}
|
||||
else if ( ! (*source & 0x04) )
|
||||
{
|
||||
result = *source++ & 0x03;
|
||||
bytelength = 5;
|
||||
}
|
||||
else if ( ! (*source & 0x02) )
|
||||
{
|
||||
result = *source++ & 0x01;
|
||||
bytelength = 6;
|
||||
}
|
||||
else
|
||||
{
|
||||
result = *source++;
|
||||
bytelength = 1;
|
||||
}
|
||||
|
||||
for ( bytelength --; bytelength > 0; bytelength -- )
|
||||
{
|
||||
result <<= 6;
|
||||
result |= *source++ & 0x3F;
|
||||
}
|
||||
ucs32 = result;
|
||||
}
|
||||
}
|
||||
return ucs32;
|
||||
}
|
||||
|
||||
|
||||
/* hullo. this is great code. don't rewrite it */
|
||||
|
||||
xdg_unichar_t
|
||||
_xdg_ucs4_to_lower (xdg_unichar_t source)
|
||||
{
|
||||
/* FIXME: Do a real to_upper sometime */
|
||||
/* CaseFolding-3.2.0.txt has a table of rules. */
|
||||
if ((source & 0xFF) == source)
|
||||
return (xdg_unichar_t) tolower ((unsigned char) source);
|
||||
return source;
|
||||
}
|
||||
|
||||
int
|
||||
_xdg_utf8_validate (const char *source)
|
||||
{
|
||||
/* FIXME: actually write */
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_get_base_name (const char *file_name)
|
||||
{
|
||||
const char *base_name;
|
||||
|
||||
if (file_name == NULL)
|
||||
return NULL;
|
||||
|
||||
base_name = strrchr (file_name, '/');
|
||||
|
||||
if (base_name == NULL)
|
||||
return file_name;
|
||||
else
|
||||
return base_name + 1;
|
||||
}
|
||||
73
lib/xdgmime/xdgmimeint.h
Normal file
73
lib/xdgmime/xdgmimeint.h
Normal file
@ -0,0 +1,73 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimeint.h: Internal defines and functions.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __XDG_MIME_INT_H__
|
||||
#define __XDG_MIME_INT_H__
|
||||
|
||||
#include "xdgmime.h"
|
||||
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
/* FIXME: Needs to be configure check */
|
||||
typedef unsigned int xdg_unichar_t;
|
||||
typedef unsigned char xdg_uchar8_t;
|
||||
typedef unsigned short xdg_uint16_t;
|
||||
typedef unsigned int xdg_uint32_t;
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define _xdg_utf8_skip XDG_ENTRY(utf8_skip)
|
||||
#define _xdg_utf8_to_ucs4 XDG_ENTRY(utf8_to_ucs4)
|
||||
#define _xdg_ucs4_to_lower XDG_ENTRY(ucs4_to_lower)
|
||||
#define _xdg_utf8_validate XDG_ENTRY(utf8_validate)
|
||||
#define _xdg_get_base_name XDG_ENTRY(get_ase_name)
|
||||
#endif
|
||||
|
||||
#define SWAP_BE16_TO_LE16(val) (xdg_uint16_t)(((xdg_uint16_t)(val) << 8)|((xdg_uint16_t)(val) >> 8))
|
||||
|
||||
#define SWAP_BE32_TO_LE32(val) (xdg_uint32_t)((((xdg_uint32_t)(val) & 0xFF000000U) >> 24) | \
|
||||
(((xdg_uint32_t)(val) & 0x00FF0000U) >> 8) | \
|
||||
(((xdg_uint32_t)(val) & 0x0000FF00U) << 8) | \
|
||||
(((xdg_uint32_t)(val) & 0x000000FFU) << 24))
|
||||
/* UTF-8 utils
|
||||
*/
|
||||
extern const char *const _xdg_utf8_skip;
|
||||
#define _xdg_utf8_next_char(p) (char *)((p) + _xdg_utf8_skip[*(unsigned char *)(p)])
|
||||
#define _xdg_utf8_char_size(p) (int) (_xdg_utf8_skip[*(unsigned char *)(p)])
|
||||
|
||||
xdg_unichar_t _xdg_utf8_to_ucs4 (const char *source);
|
||||
xdg_unichar_t _xdg_ucs4_to_lower (xdg_unichar_t source);
|
||||
int _xdg_utf8_validate (const char *source);
|
||||
const char *_xdg_get_base_name (const char *file_name);
|
||||
|
||||
#endif /* __XDG_MIME_INT_H__ */
|
||||
807
lib/xdgmime/xdgmimemagic.c
Normal file
807
lib/xdgmime/xdgmimemagic.c
Normal file
@ -0,0 +1,807 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimemagic.: Private file. Datastructure for storing magic files.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include <assert.h>
|
||||
#include "xdgmimemagic.h"
|
||||
#include "xdgmimeint.h"
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <ctype.h>
|
||||
#include <errno.h>
|
||||
#include <limits.h>
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
#if !defined getc_unlocked && !defined HAVE_GETC_UNLOCKED
|
||||
# define getc_unlocked(fp) getc (fp)
|
||||
#endif
|
||||
|
||||
typedef struct XdgMimeMagicMatch XdgMimeMagicMatch;
|
||||
typedef struct XdgMimeMagicMatchlet XdgMimeMagicMatchlet;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
XDG_MIME_MAGIC_SECTION,
|
||||
XDG_MIME_MAGIC_MAGIC,
|
||||
XDG_MIME_MAGIC_ERROR,
|
||||
XDG_MIME_MAGIC_EOF
|
||||
} XdgMimeMagicState;
|
||||
|
||||
struct XdgMimeMagicMatch
|
||||
{
|
||||
const char *mime_type;
|
||||
int priority;
|
||||
XdgMimeMagicMatchlet *matchlet;
|
||||
XdgMimeMagicMatch *next;
|
||||
};
|
||||
|
||||
|
||||
struct XdgMimeMagicMatchlet
|
||||
{
|
||||
int indent;
|
||||
int offset;
|
||||
unsigned int value_length;
|
||||
unsigned char *value;
|
||||
unsigned char *mask;
|
||||
unsigned int range_length;
|
||||
unsigned int word_size;
|
||||
XdgMimeMagicMatchlet *next;
|
||||
};
|
||||
|
||||
|
||||
struct XdgMimeMagic
|
||||
{
|
||||
XdgMimeMagicMatch *match_list;
|
||||
int max_extent;
|
||||
};
|
||||
|
||||
static XdgMimeMagicMatch *
|
||||
_xdg_mime_magic_match_new (void)
|
||||
{
|
||||
return calloc (1, sizeof (XdgMimeMagicMatch));
|
||||
}
|
||||
|
||||
|
||||
static XdgMimeMagicMatchlet *
|
||||
_xdg_mime_magic_matchlet_new (void)
|
||||
{
|
||||
XdgMimeMagicMatchlet *matchlet;
|
||||
|
||||
matchlet = malloc (sizeof (XdgMimeMagicMatchlet));
|
||||
|
||||
matchlet->indent = 0;
|
||||
matchlet->offset = 0;
|
||||
matchlet->value_length = 0;
|
||||
matchlet->value = NULL;
|
||||
matchlet->mask = NULL;
|
||||
matchlet->range_length = 1;
|
||||
matchlet->word_size = 1;
|
||||
matchlet->next = NULL;
|
||||
|
||||
return matchlet;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
_xdg_mime_magic_matchlet_free (XdgMimeMagicMatchlet *mime_magic_matchlet)
|
||||
{
|
||||
if (mime_magic_matchlet)
|
||||
{
|
||||
if (mime_magic_matchlet->next)
|
||||
_xdg_mime_magic_matchlet_free (mime_magic_matchlet->next);
|
||||
if (mime_magic_matchlet->value)
|
||||
free (mime_magic_matchlet->value);
|
||||
if (mime_magic_matchlet->mask)
|
||||
free (mime_magic_matchlet->mask);
|
||||
free (mime_magic_matchlet);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* Frees mime_magic_match and the remainder of its list
|
||||
*/
|
||||
static void
|
||||
_xdg_mime_magic_match_free (XdgMimeMagicMatch *mime_magic_match)
|
||||
{
|
||||
XdgMimeMagicMatch *ptr, *next;
|
||||
|
||||
ptr = mime_magic_match;
|
||||
while (ptr)
|
||||
{
|
||||
next = ptr->next;
|
||||
|
||||
if (ptr->mime_type)
|
||||
free ((void *) ptr->mime_type);
|
||||
if (ptr->matchlet)
|
||||
_xdg_mime_magic_matchlet_free (ptr->matchlet);
|
||||
free (ptr);
|
||||
|
||||
ptr = next;
|
||||
}
|
||||
}
|
||||
|
||||
/* Reads in a hunk of data until a newline character or a '\000' is hit. The
|
||||
* returned string is null terminated, and doesn't include the newline.
|
||||
*/
|
||||
static unsigned char *
|
||||
_xdg_mime_magic_read_to_newline (FILE *magic_file,
|
||||
int *end_of_file)
|
||||
{
|
||||
unsigned char *retval;
|
||||
int c;
|
||||
int len, pos;
|
||||
|
||||
len = 128;
|
||||
pos = 0;
|
||||
retval = malloc (len);
|
||||
*end_of_file = FALSE;
|
||||
|
||||
while (TRUE)
|
||||
{
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
{
|
||||
*end_of_file = TRUE;
|
||||
break;
|
||||
}
|
||||
if (c == '\n' || c == '\000')
|
||||
break;
|
||||
retval[pos++] = (unsigned char) c;
|
||||
if (pos % 128 == 127)
|
||||
{
|
||||
len = len + 128;
|
||||
retval = realloc (retval, len);
|
||||
}
|
||||
}
|
||||
|
||||
retval[pos] = '\000';
|
||||
return retval;
|
||||
}
|
||||
|
||||
/* Returns the number read from the file, or -1 if no number could be read.
|
||||
*/
|
||||
static int
|
||||
_xdg_mime_magic_read_a_number (FILE *magic_file,
|
||||
int *end_of_file)
|
||||
{
|
||||
/* LONG_MAX is about 20 characters on my system */
|
||||
#define MAX_NUMBER_SIZE 30
|
||||
char number_string[MAX_NUMBER_SIZE + 1];
|
||||
int pos = 0;
|
||||
int c;
|
||||
long retval = -1;
|
||||
|
||||
while (TRUE)
|
||||
{
|
||||
c = getc_unlocked (magic_file);
|
||||
|
||||
if (c == EOF)
|
||||
{
|
||||
*end_of_file = TRUE;
|
||||
break;
|
||||
}
|
||||
if (! isdigit (c))
|
||||
{
|
||||
ungetc (c, magic_file);
|
||||
break;
|
||||
}
|
||||
number_string[pos] = (char) c;
|
||||
pos++;
|
||||
if (pos == MAX_NUMBER_SIZE)
|
||||
break;
|
||||
}
|
||||
if (pos > 0)
|
||||
{
|
||||
number_string[pos] = '\000';
|
||||
errno = 0;
|
||||
retval = strtol (number_string, NULL, 10);
|
||||
|
||||
if ((retval < INT_MIN) || (retval > INT_MAX) || (errno != 0))
|
||||
return -1;
|
||||
}
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
/* Headers are of the format:
|
||||
* [<priority>:<mime-type>]
|
||||
*/
|
||||
static XdgMimeMagicState
|
||||
_xdg_mime_magic_parse_header (FILE *magic_file, XdgMimeMagicMatch *match)
|
||||
{
|
||||
int c;
|
||||
char *buffer;
|
||||
char *end_ptr;
|
||||
int end_of_file = 0;
|
||||
|
||||
assert (magic_file != NULL);
|
||||
assert (match != NULL);
|
||||
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
if (c != '[')
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
|
||||
match->priority = _xdg_mime_magic_read_a_number (magic_file, &end_of_file);
|
||||
if (end_of_file)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
if (match->priority == -1)
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
if (c != ':')
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
|
||||
buffer = (char *)_xdg_mime_magic_read_to_newline (magic_file, &end_of_file);
|
||||
if (end_of_file)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
|
||||
end_ptr = buffer;
|
||||
while (*end_ptr != ']' && *end_ptr != '\000' && *end_ptr != '\n')
|
||||
end_ptr++;
|
||||
if (*end_ptr != ']')
|
||||
{
|
||||
free (buffer);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
*end_ptr = '\000';
|
||||
|
||||
match->mime_type = strdup (buffer);
|
||||
free (buffer);
|
||||
|
||||
return XDG_MIME_MAGIC_MAGIC;
|
||||
}
|
||||
|
||||
static XdgMimeMagicState
|
||||
_xdg_mime_magic_parse_error (FILE *magic_file)
|
||||
{
|
||||
int c;
|
||||
|
||||
while (1)
|
||||
{
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
if (c == '\n')
|
||||
return XDG_MIME_MAGIC_SECTION;
|
||||
}
|
||||
}
|
||||
|
||||
/* Headers are of the format:
|
||||
* [ indent ] ">" start-offset "=" value
|
||||
* [ "&" mask ] [ "~" word-size ] [ "+" range-length ] "\n"
|
||||
*/
|
||||
static XdgMimeMagicState
|
||||
_xdg_mime_magic_parse_magic_line (FILE *magic_file,
|
||||
XdgMimeMagicMatch *match)
|
||||
{
|
||||
XdgMimeMagicMatchlet *matchlet;
|
||||
int c;
|
||||
int end_of_file;
|
||||
int indent = 0;
|
||||
int bytes_read;
|
||||
|
||||
assert (magic_file != NULL);
|
||||
|
||||
/* Sniff the buffer to make sure it's a valid line */
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
else if (c == '[')
|
||||
{
|
||||
ungetc (c, magic_file);
|
||||
return XDG_MIME_MAGIC_SECTION;
|
||||
}
|
||||
else if (c == '\n')
|
||||
return XDG_MIME_MAGIC_MAGIC;
|
||||
|
||||
/* At this point, it must be a digit or a '>' */
|
||||
end_of_file = FALSE;
|
||||
if (isdigit (c))
|
||||
{
|
||||
ungetc (c, magic_file);
|
||||
indent = _xdg_mime_magic_read_a_number (magic_file, &end_of_file);
|
||||
if (end_of_file)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
if (indent == -1)
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
|
||||
if (c != '>')
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
|
||||
matchlet = _xdg_mime_magic_matchlet_new ();
|
||||
matchlet->indent = indent;
|
||||
matchlet->offset = _xdg_mime_magic_read_a_number (magic_file, &end_of_file);
|
||||
if (end_of_file)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
if (matchlet->offset == -1)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
else if (c != '=')
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
|
||||
/* Next two bytes determine how long the value is */
|
||||
matchlet->value_length = 0;
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
matchlet->value_length = c & 0xFF;
|
||||
matchlet->value_length = matchlet->value_length << 8;
|
||||
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == EOF)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
matchlet->value_length = matchlet->value_length + (c & 0xFF);
|
||||
|
||||
matchlet->value = malloc (matchlet->value_length);
|
||||
|
||||
/* OOM */
|
||||
if (matchlet->value == NULL)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
bytes_read = fread (matchlet->value, 1, matchlet->value_length, magic_file);
|
||||
if (bytes_read != matchlet->value_length)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
if (feof (magic_file))
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
else
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
|
||||
c = getc_unlocked (magic_file);
|
||||
if (c == '&')
|
||||
{
|
||||
matchlet->mask = malloc (matchlet->value_length);
|
||||
/* OOM */
|
||||
if (matchlet->mask == NULL)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
bytes_read = fread (matchlet->mask, 1, matchlet->value_length, magic_file);
|
||||
if (bytes_read != matchlet->value_length)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
if (feof (magic_file))
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
else
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
c = getc_unlocked (magic_file);
|
||||
}
|
||||
|
||||
if (c == '~')
|
||||
{
|
||||
matchlet->word_size = _xdg_mime_magic_read_a_number (magic_file, &end_of_file);
|
||||
if (end_of_file)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
if (matchlet->word_size != 0 &&
|
||||
matchlet->word_size != 1 &&
|
||||
matchlet->word_size != 2 &&
|
||||
matchlet->word_size != 4)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
c = getc_unlocked (magic_file);
|
||||
}
|
||||
|
||||
if (c == '+')
|
||||
{
|
||||
matchlet->range_length = _xdg_mime_magic_read_a_number (magic_file, &end_of_file);
|
||||
if (end_of_file)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
}
|
||||
if (matchlet->range_length == -1)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
c = getc_unlocked (magic_file);
|
||||
}
|
||||
|
||||
|
||||
if (c == '\n')
|
||||
{
|
||||
/* We clean up the matchlet, byte swapping if needed */
|
||||
if (matchlet->word_size > 1)
|
||||
{
|
||||
int i;
|
||||
if (matchlet->value_length % matchlet->word_size != 0)
|
||||
{
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
/* FIXME: need to get this defined in a <config.h> style file */
|
||||
#if LITTLE_ENDIAN
|
||||
for (i = 0; i < matchlet->value_length; i = i + matchlet->word_size)
|
||||
{
|
||||
if (matchlet->word_size == 2)
|
||||
*((xdg_uint16_t *) matchlet->value + i) = SWAP_BE16_TO_LE16 (*((xdg_uint16_t *) (matchlet->value + i)));
|
||||
else if (matchlet->word_size == 4)
|
||||
*((xdg_uint32_t *) matchlet->value + i) = SWAP_BE32_TO_LE32 (*((xdg_uint32_t *) (matchlet->value + i)));
|
||||
if (matchlet->mask)
|
||||
{
|
||||
if (matchlet->word_size == 2)
|
||||
*((xdg_uint16_t *) matchlet->mask + i) = SWAP_BE16_TO_LE16 (*((xdg_uint16_t *) (matchlet->mask + i)));
|
||||
else if (matchlet->word_size == 4)
|
||||
*((xdg_uint32_t *) matchlet->mask + i) = SWAP_BE32_TO_LE32 (*((xdg_uint32_t *) (matchlet->mask + i)));
|
||||
|
||||
}
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
matchlet->next = match->matchlet;
|
||||
match->matchlet = matchlet;
|
||||
|
||||
|
||||
return XDG_MIME_MAGIC_MAGIC;
|
||||
}
|
||||
|
||||
_xdg_mime_magic_matchlet_free (matchlet);
|
||||
if (c == EOF)
|
||||
return XDG_MIME_MAGIC_EOF;
|
||||
|
||||
return XDG_MIME_MAGIC_ERROR;
|
||||
}
|
||||
|
||||
static int
|
||||
_xdg_mime_magic_matchlet_compare_to_data (XdgMimeMagicMatchlet *matchlet,
|
||||
const void *data,
|
||||
size_t len)
|
||||
{
|
||||
int i, j;
|
||||
for (i = matchlet->offset; i < matchlet->offset + matchlet->range_length; i++)
|
||||
{
|
||||
int valid_matchlet = TRUE;
|
||||
|
||||
if (i + matchlet->value_length > len)
|
||||
return FALSE;
|
||||
|
||||
if (matchlet->mask)
|
||||
{
|
||||
for (j = 0; j < matchlet->value_length; j++)
|
||||
{
|
||||
if ((matchlet->value[j] & matchlet->mask[j]) !=
|
||||
((((unsigned char *) data)[j + i]) & matchlet->mask[j]))
|
||||
{
|
||||
valid_matchlet = FALSE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
for (j = 0; j < matchlet->value_length; j++)
|
||||
{
|
||||
if (matchlet->value[j] != ((unsigned char *) data)[j + i])
|
||||
{
|
||||
valid_matchlet = FALSE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (valid_matchlet)
|
||||
return TRUE;
|
||||
}
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static int
|
||||
_xdg_mime_magic_matchlet_compare_level (XdgMimeMagicMatchlet *matchlet,
|
||||
const void *data,
|
||||
size_t len,
|
||||
int indent)
|
||||
{
|
||||
while ((matchlet != NULL) && (matchlet->indent == indent))
|
||||
{
|
||||
if (_xdg_mime_magic_matchlet_compare_to_data (matchlet, data, len))
|
||||
{
|
||||
if ((matchlet->next == NULL) ||
|
||||
(matchlet->next->indent <= indent))
|
||||
return TRUE;
|
||||
|
||||
if (_xdg_mime_magic_matchlet_compare_level (matchlet->next,
|
||||
data,
|
||||
len,
|
||||
indent + 1))
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
do
|
||||
{
|
||||
matchlet = matchlet->next;
|
||||
}
|
||||
while (matchlet && matchlet->indent > indent);
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static int
|
||||
_xdg_mime_magic_match_compare_to_data (XdgMimeMagicMatch *match,
|
||||
const void *data,
|
||||
size_t len)
|
||||
{
|
||||
return _xdg_mime_magic_matchlet_compare_level (match->matchlet, data, len, 0);
|
||||
}
|
||||
|
||||
static void
|
||||
_xdg_mime_magic_insert_match (XdgMimeMagic *mime_magic,
|
||||
XdgMimeMagicMatch *match)
|
||||
{
|
||||
XdgMimeMagicMatch *list;
|
||||
|
||||
if (mime_magic->match_list == NULL)
|
||||
{
|
||||
mime_magic->match_list = match;
|
||||
return;
|
||||
}
|
||||
|
||||
if (match->priority > mime_magic->match_list->priority)
|
||||
{
|
||||
match->next = mime_magic->match_list;
|
||||
mime_magic->match_list = match;
|
||||
return;
|
||||
}
|
||||
|
||||
list = mime_magic->match_list;
|
||||
while (list->next != NULL)
|
||||
{
|
||||
if (list->next->priority < match->priority)
|
||||
{
|
||||
match->next = list->next;
|
||||
list->next = match;
|
||||
return;
|
||||
}
|
||||
list = list->next;
|
||||
}
|
||||
list->next = match;
|
||||
match->next = NULL;
|
||||
}
|
||||
|
||||
XdgMimeMagic *
|
||||
_xdg_mime_magic_new (void)
|
||||
{
|
||||
return calloc (1, sizeof (XdgMimeMagic));
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_magic_free (XdgMimeMagic *mime_magic)
|
||||
{
|
||||
if (mime_magic) {
|
||||
_xdg_mime_magic_match_free (mime_magic->match_list);
|
||||
free (mime_magic);
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
_xdg_mime_magic_get_buffer_extents (XdgMimeMagic *mime_magic)
|
||||
{
|
||||
return mime_magic->max_extent;
|
||||
}
|
||||
|
||||
const char *
|
||||
_xdg_mime_magic_lookup_data (XdgMimeMagic *mime_magic,
|
||||
const void *data,
|
||||
size_t len,
|
||||
const char *mime_types[],
|
||||
int n_mime_types)
|
||||
{
|
||||
XdgMimeMagicMatch *match;
|
||||
const char *mime_type;
|
||||
int n;
|
||||
|
||||
mime_type = NULL;
|
||||
for (match = mime_magic->match_list; match; match = match->next)
|
||||
{
|
||||
if (_xdg_mime_magic_match_compare_to_data (match, data, len))
|
||||
{
|
||||
if ((mime_type == NULL) || (_xdg_mime_mime_type_subclass (match->mime_type, mime_type))) {
|
||||
mime_type = match->mime_type;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
for (n = 0; n < n_mime_types; n++)
|
||||
{
|
||||
if (mime_types[n] &&
|
||||
_xdg_mime_mime_type_equal (mime_types[n], match->mime_type))
|
||||
mime_types[n] = NULL;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (mime_type == NULL)
|
||||
{
|
||||
for (n = 0; n < n_mime_types; n++)
|
||||
{
|
||||
if (mime_types[n])
|
||||
mime_type = mime_types[n];
|
||||
}
|
||||
}
|
||||
|
||||
return mime_type;
|
||||
}
|
||||
|
||||
static void
|
||||
_xdg_mime_update_mime_magic_extents (XdgMimeMagic *mime_magic)
|
||||
{
|
||||
XdgMimeMagicMatch *match;
|
||||
int max_extent = 0;
|
||||
|
||||
for (match = mime_magic->match_list; match; match = match->next)
|
||||
{
|
||||
XdgMimeMagicMatchlet *matchlet;
|
||||
|
||||
for (matchlet = match->matchlet; matchlet; matchlet = matchlet->next)
|
||||
{
|
||||
int extent;
|
||||
|
||||
extent = matchlet->value_length + matchlet->offset + matchlet->range_length;
|
||||
if (max_extent < extent)
|
||||
max_extent = extent;
|
||||
}
|
||||
}
|
||||
|
||||
mime_magic->max_extent = max_extent;
|
||||
}
|
||||
|
||||
static XdgMimeMagicMatchlet *
|
||||
_xdg_mime_magic_matchlet_mirror (XdgMimeMagicMatchlet *matchlets)
|
||||
{
|
||||
XdgMimeMagicMatchlet *new_list;
|
||||
XdgMimeMagicMatchlet *tmp;
|
||||
|
||||
if ((matchlets == NULL) || (matchlets->next == NULL))
|
||||
return matchlets;
|
||||
|
||||
new_list = NULL;
|
||||
tmp = matchlets;
|
||||
while (tmp != NULL)
|
||||
{
|
||||
XdgMimeMagicMatchlet *matchlet;
|
||||
|
||||
matchlet = tmp;
|
||||
tmp = tmp->next;
|
||||
matchlet->next = new_list;
|
||||
new_list = matchlet;
|
||||
}
|
||||
|
||||
return new_list;
|
||||
|
||||
}
|
||||
|
||||
static void
|
||||
_xdg_mime_magic_read_magic_file (XdgMimeMagic *mime_magic,
|
||||
FILE *magic_file)
|
||||
{
|
||||
XdgMimeMagicState state;
|
||||
XdgMimeMagicMatch *match = NULL; /* Quiet compiler */
|
||||
|
||||
state = XDG_MIME_MAGIC_SECTION;
|
||||
|
||||
while (state != XDG_MIME_MAGIC_EOF)
|
||||
{
|
||||
switch (state)
|
||||
{
|
||||
case XDG_MIME_MAGIC_SECTION:
|
||||
match = _xdg_mime_magic_match_new ();
|
||||
state = _xdg_mime_magic_parse_header (magic_file, match);
|
||||
if (state == XDG_MIME_MAGIC_EOF || state == XDG_MIME_MAGIC_ERROR)
|
||||
_xdg_mime_magic_match_free (match);
|
||||
break;
|
||||
case XDG_MIME_MAGIC_MAGIC:
|
||||
state = _xdg_mime_magic_parse_magic_line (magic_file, match);
|
||||
if (state == XDG_MIME_MAGIC_SECTION ||
|
||||
(state == XDG_MIME_MAGIC_EOF && match->mime_type))
|
||||
{
|
||||
match->matchlet = _xdg_mime_magic_matchlet_mirror (match->matchlet);
|
||||
_xdg_mime_magic_insert_match (mime_magic, match);
|
||||
}
|
||||
else if (state == XDG_MIME_MAGIC_EOF || state == XDG_MIME_MAGIC_ERROR)
|
||||
_xdg_mime_magic_match_free (match);
|
||||
break;
|
||||
case XDG_MIME_MAGIC_ERROR:
|
||||
state = _xdg_mime_magic_parse_error (magic_file);
|
||||
break;
|
||||
case XDG_MIME_MAGIC_EOF:
|
||||
default:
|
||||
/* Make the compiler happy */
|
||||
assert (0);
|
||||
}
|
||||
}
|
||||
_xdg_mime_update_mime_magic_extents (mime_magic);
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_magic_read_from_file (XdgMimeMagic *mime_magic,
|
||||
const char *file_name)
|
||||
{
|
||||
FILE *magic_file;
|
||||
char header[12];
|
||||
|
||||
magic_file = fopen (file_name, "r");
|
||||
|
||||
if (magic_file == NULL)
|
||||
return;
|
||||
|
||||
if (fread (header, 1, 12, magic_file) == 12)
|
||||
{
|
||||
if (memcmp ("MIME-Magic\0\n", header, 12) == 0)
|
||||
_xdg_mime_magic_read_magic_file (mime_magic, magic_file);
|
||||
}
|
||||
|
||||
fclose (magic_file);
|
||||
}
|
||||
56
lib/xdgmime/xdgmimemagic.h
Normal file
56
lib/xdgmime/xdgmimemagic.h
Normal file
@ -0,0 +1,56 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimemagic.h: Private file. Datastructure for storing the magic files.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2003 Red Hat, Inc.
|
||||
* Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __XDG_MIME_MAGIC_H__
|
||||
#define __XDG_MIME_MAGIC_H__
|
||||
|
||||
#include <unistd.h>
|
||||
#include "xdgmime.h"
|
||||
typedef struct XdgMimeMagic XdgMimeMagic;
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define _xdg_mime_glob_read_from_file XDG_ENTRY(glob_read_from_file)
|
||||
#define _xdg_mime_magic_new XDG_ENTRY(magic_new)
|
||||
#define _xdg_mime_magic_read_from_file XDG_ENTRY(magic_read_from_file)
|
||||
#define _xdg_mime_magic_free XDG_ENTRY(magic_free)
|
||||
#define _xdg_mime_magic_get_buffer_extents XDG_ENTRY(magic_get_buffer_extents)
|
||||
#define _xdg_mime_magic_lookup_data XDG_ENTRY(magic_lookup_data)
|
||||
#endif
|
||||
|
||||
|
||||
XdgMimeMagic *_xdg_mime_magic_new (void);
|
||||
void _xdg_mime_magic_read_from_file (XdgMimeMagic *mime_magic,
|
||||
const char *file_name);
|
||||
void _xdg_mime_magic_free (XdgMimeMagic *mime_magic);
|
||||
int _xdg_mime_magic_get_buffer_extents (XdgMimeMagic *mime_magic);
|
||||
const char *_xdg_mime_magic_lookup_data (XdgMimeMagic *mime_magic,
|
||||
const void *data,
|
||||
size_t len,
|
||||
const char *mime_types[],
|
||||
int n_mime_types);
|
||||
|
||||
#endif /* __XDG_MIME_MAGIC_H__ */
|
||||
219
lib/xdgmime/xdgmimeparent.c
Normal file
219
lib/xdgmime/xdgmimeparent.c
Normal file
@ -0,0 +1,219 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimealias.c: Private file. Datastructure for storing the hierarchy.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2004 Red Hat, Inc.
|
||||
* Copyright (C) 2004 Matthias Clasen <mclasen@redhat.com>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include <config.h>
|
||||
#endif
|
||||
|
||||
#include "xdgmimeparent.h"
|
||||
#include "xdgmimeint.h"
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <assert.h>
|
||||
#include <string.h>
|
||||
#include <fnmatch.h>
|
||||
|
||||
#ifndef FALSE
|
||||
#define FALSE (0)
|
||||
#endif
|
||||
|
||||
#ifndef TRUE
|
||||
#define TRUE (!FALSE)
|
||||
#endif
|
||||
|
||||
typedef struct XdgMimeParents XdgMimeParents;
|
||||
|
||||
struct XdgMimeParents
|
||||
{
|
||||
char *mime;
|
||||
char **parents;
|
||||
int n_parents;
|
||||
};
|
||||
|
||||
struct XdgParentList
|
||||
{
|
||||
struct XdgMimeParents *parents;
|
||||
int n_mimes;
|
||||
};
|
||||
|
||||
XdgParentList *
|
||||
_xdg_mime_parent_list_new (void)
|
||||
{
|
||||
XdgParentList *list;
|
||||
|
||||
list = malloc (sizeof (XdgParentList));
|
||||
|
||||
list->parents = NULL;
|
||||
list->n_mimes = 0;
|
||||
|
||||
return list;
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_parent_list_free (XdgParentList *list)
|
||||
{
|
||||
int i;
|
||||
char **p;
|
||||
|
||||
if (list->parents)
|
||||
{
|
||||
for (i = 0; i < list->n_mimes; i++)
|
||||
{
|
||||
for (p = list->parents[i].parents; *p; p++)
|
||||
free (*p);
|
||||
|
||||
free (list->parents[i].parents);
|
||||
free (list->parents[i].mime);
|
||||
}
|
||||
free (list->parents);
|
||||
}
|
||||
free (list);
|
||||
}
|
||||
|
||||
static int
|
||||
parent_entry_cmp (const void *v1, const void *v2)
|
||||
{
|
||||
return strcmp (((XdgMimeParents *)v1)->mime, ((XdgMimeParents *)v2)->mime);
|
||||
}
|
||||
|
||||
const char **
|
||||
_xdg_mime_parent_list_lookup (XdgParentList *list,
|
||||
const char *mime)
|
||||
{
|
||||
XdgMimeParents *entry;
|
||||
XdgMimeParents key;
|
||||
|
||||
if (list->n_mimes > 0)
|
||||
{
|
||||
key.mime = (char *)mime;
|
||||
key.parents = NULL;
|
||||
|
||||
entry = bsearch (&key, list->parents, list->n_mimes,
|
||||
sizeof (XdgMimeParents), &parent_entry_cmp);
|
||||
if (entry)
|
||||
return (const char **)entry->parents;
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void
|
||||
_xdg_mime_parent_read_from_file (XdgParentList *list,
|
||||
const char *file_name)
|
||||
{
|
||||
FILE *file;
|
||||
char line[255];
|
||||
int i, alloc;
|
||||
XdgMimeParents *entry;
|
||||
|
||||
file = fopen (file_name, "r");
|
||||
|
||||
if (file == NULL)
|
||||
return;
|
||||
|
||||
/* FIXME: Not UTF-8 safe. Doesn't work if lines are greater than 255 chars.
|
||||
* Blah */
|
||||
alloc = list->n_mimes + 16;
|
||||
list->parents = realloc (list->parents, alloc * sizeof (XdgMimeParents));
|
||||
while (fgets (line, 255, file) != NULL)
|
||||
{
|
||||
char *sep;
|
||||
if (line[0] == '#')
|
||||
continue;
|
||||
|
||||
sep = strchr (line, ' ');
|
||||
if (sep == NULL)
|
||||
continue;
|
||||
*(sep++) = '\000';
|
||||
sep[strlen (sep) -1] = '\000';
|
||||
entry = NULL;
|
||||
for (i = 0; i < list->n_mimes; i++)
|
||||
{
|
||||
if (strcmp (list->parents[i].mime, line) == 0)
|
||||
{
|
||||
entry = &(list->parents[i]);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!entry)
|
||||
{
|
||||
if (list->n_mimes == alloc)
|
||||
{
|
||||
alloc <<= 1;
|
||||
list->parents = realloc (list->parents,
|
||||
alloc * sizeof (XdgMimeParents));
|
||||
}
|
||||
list->parents[list->n_mimes].mime = strdup (line);
|
||||
list->parents[list->n_mimes].parents = NULL;
|
||||
entry = &(list->parents[list->n_mimes]);
|
||||
list->n_mimes++;
|
||||
}
|
||||
|
||||
if (!entry->parents)
|
||||
{
|
||||
entry->n_parents = 1;
|
||||
entry->parents = malloc ((entry->n_parents + 1) * sizeof (char *));
|
||||
}
|
||||
else
|
||||
{
|
||||
entry->n_parents += 1;
|
||||
entry->parents = realloc (entry->parents,
|
||||
(entry->n_parents + 2) * sizeof (char *));
|
||||
}
|
||||
entry->parents[entry->n_parents - 1] = strdup (sep);
|
||||
entry->parents[entry->n_parents] = NULL;
|
||||
}
|
||||
|
||||
list->parents = realloc (list->parents,
|
||||
list->n_mimes * sizeof (XdgMimeParents));
|
||||
|
||||
fclose (file);
|
||||
|
||||
if (list->n_mimes > 1)
|
||||
qsort (list->parents, list->n_mimes,
|
||||
sizeof (XdgMimeParents), &parent_entry_cmp);
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
_xdg_mime_parent_list_dump (XdgParentList *list)
|
||||
{
|
||||
int i;
|
||||
char **p;
|
||||
|
||||
if (list->parents)
|
||||
{
|
||||
for (i = 0; i < list->n_mimes; i++)
|
||||
{
|
||||
for (p = list->parents[i].parents; *p; p++)
|
||||
printf ("%s %s\n", list->parents[i].mime, *p);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
50
lib/xdgmime/xdgmimeparent.h
Normal file
50
lib/xdgmime/xdgmimeparent.h
Normal file
@ -0,0 +1,50 @@
|
||||
/* -*- mode: C; c-file-style: "gnu" -*- */
|
||||
/* xdgmimeparent.h: Private file. Datastructure for storing the hierarchy.
|
||||
*
|
||||
* More info can be found at http://www.freedesktop.org/standards/
|
||||
*
|
||||
* Copyright (C) 2004 Red Hat, Inc.
|
||||
* Copyright (C) 200 Matthias Clasen <mclasen@redhat.com>
|
||||
*
|
||||
* Licensed under the Academic Free License version 2.0
|
||||
* Or under the following terms:
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __XDG_MIME_PARENT_H__
|
||||
#define __XDG_MIME_PARENT_H__
|
||||
|
||||
#include "xdgmime.h"
|
||||
|
||||
typedef struct XdgParentList XdgParentList;
|
||||
|
||||
#ifdef XDG_PREFIX
|
||||
#define _xdg_mime_parent_read_from_file XDG_ENTRY(parent_read_from_file)
|
||||
#define _xdg_mime_parent_list_new XDG_ENTRY(parent_list_new)
|
||||
#define _xdg_mime_parent_list_free XDG_ENTRY(parent_list_free)
|
||||
#define _xdg_mime_parent_list_lookup XDG_ENTRY(parent_list_lookup)
|
||||
#endif
|
||||
|
||||
void _xdg_mime_parent_read_from_file (XdgParentList *list,
|
||||
const char *file_name);
|
||||
XdgParentList *_xdg_mime_parent_list_new (void);
|
||||
void _xdg_mime_parent_list_free (XdgParentList *list);
|
||||
const char **_xdg_mime_parent_list_lookup (XdgParentList *list,
|
||||
const char *mime);
|
||||
void _xdg_mime_parent_list_dump (XdgParentList *list);
|
||||
|
||||
#endif /* __XDG_MIME_PARENT_H__ */
|
||||
@ -1,4 +1,4 @@
|
||||
SUBDIRS = activity clipboard graphics p2p presence datastore
|
||||
SUBDIRS = activity clipboard graphics objects p2p presence datastore
|
||||
|
||||
sugardir = $(pythondir)/sugar
|
||||
sugar_PYTHON = \
|
||||
|
||||
@ -79,7 +79,27 @@ PyTypeObject G_GNUC_INTERNAL PySugarAddressEntry_Type = {
|
||||
|
||||
/* ----------- functions ----------- */
|
||||
|
||||
static PyObject *
|
||||
_wrap_sugar_mime_get_mime_type_from_file_name(PyObject *self, PyObject *args, PyObject *kwargs)
|
||||
{
|
||||
static char *kwlist[] = { "filename", NULL };
|
||||
char *filename;
|
||||
const gchar *ret;
|
||||
|
||||
if (!PyArg_ParseTupleAndKeywords(args, kwargs,"s:get_mime_type_from_file_name", kwlist, &filename))
|
||||
return NULL;
|
||||
|
||||
ret = sugar_mime_get_mime_type_from_file_name(filename);
|
||||
|
||||
if (ret)
|
||||
return PyString_FromString(ret);
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
}
|
||||
|
||||
const PyMethodDef py_sugarext_functions[] = {
|
||||
{ "get_mime_type_from_file_name", (PyCFunction)_wrap_sugar_mime_get_mime_type_from_file_name, METH_VARARGS|METH_KEYWORDS,
|
||||
NULL },
|
||||
{ NULL, NULL, 0, NULL }
|
||||
};
|
||||
|
||||
@ -103,6 +123,6 @@ py_sugarext_register_classes(PyObject *d)
|
||||
}
|
||||
|
||||
|
||||
#line 107 "_sugarext.c"
|
||||
#line 127 "_sugarext.c"
|
||||
pygobject_register_class(d, "SugarAddressEntry", SUGAR_TYPE_ADDRESS_ENTRY, &PySugarAddressEntry_Type, Py_BuildValue("(O)", &PyGtkEntry_Type));
|
||||
}
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
;; -*- scheme -*-
|
||||
; object definitions ...
|
||||
; object definitions
|
||||
|
||||
(define-object AddressEntry
|
||||
(in-module "Sugar")
|
||||
@ -7,3 +7,13 @@
|
||||
(c-name "SugarAddressEntry")
|
||||
(gtype-id "SUGAR_TYPE_ADDRESS_ENTRY")
|
||||
)
|
||||
|
||||
; functions
|
||||
|
||||
(define-function get_mime_type_from_file_name
|
||||
(c-name "sugar_mime_get_mime_type_from_file_name")
|
||||
(return-type "const-char*")
|
||||
(parameters
|
||||
'("const-char*" "filename")
|
||||
)
|
||||
)
|
||||
|
||||
@ -1,5 +1,4 @@
|
||||
sugardir = $(pythondir)/sugar/objects
|
||||
sugar_PYTHON = \
|
||||
__init__.py \
|
||||
typeregistry.py \
|
||||
typeinfo.py
|
||||
sugar_PYTHON = \
|
||||
__init__.py \
|
||||
mime.py
|
||||
|
||||
2
sugar/objects/__init__.py
Normal file
2
sugar/objects/__init__.py
Normal file
@ -0,0 +1,2 @@
|
||||
|
||||
|
||||
4
sugar/objects/mime.py
Normal file
4
sugar/objects/mime.py
Normal file
@ -0,0 +1,4 @@
|
||||
from sugar import _sugarext
|
||||
|
||||
def get_from_filename(filename):
|
||||
return _sugarext.get_mime_type_from_filename(filename)
|
||||
@ -1,58 +0,0 @@
|
||||
# Copyright (C) 2007, Red Hat, Inc.
|
||||
#
|
||||
# This library is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU Lesser General Public
|
||||
# License as published by the Free Software Foundation; either
|
||||
# version 2 of the License, or (at your option) any later version.
|
||||
#
|
||||
# This library is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
# Lesser General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU Lesser General Public
|
||||
# License along with this library; if not, write to the
|
||||
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
# Boston, MA 02111-1307, USA.
|
||||
|
||||
class TypeInfo(object):
|
||||
def __init__(self, info_dict=None):
|
||||
self.type_id = None
|
||||
self.name = None
|
||||
self.icon = 'theme:stock-missing'
|
||||
self.parent = None
|
||||
self.formats = []
|
||||
|
||||
if info_dict:
|
||||
self._read_from_dict(info_dict)
|
||||
|
||||
def get_default_activity(self):
|
||||
return None
|
||||
|
||||
def get_activities(self):
|
||||
return []
|
||||
|
||||
def _read_from_config(self, section, items, l_items):
|
||||
self.type_id = section
|
||||
|
||||
for item in items:
|
||||
if item[0] == 'name':
|
||||
self.name = item[1]
|
||||
elif item[0] == 'icon':
|
||||
self.icon = item[1]
|
||||
elif item[0] == 'parent':
|
||||
self.parent = item[1]
|
||||
elif item[0] == 'formats':
|
||||
self.formats = item[1].split(';')
|
||||
|
||||
for item in litems:
|
||||
if item[0] == 'name':
|
||||
self.name = item[1]
|
||||
|
||||
return (self.name and self.parent and self.formats)
|
||||
|
||||
def _read_from_dict(self, info_dict):
|
||||
self.type_id = info_dict['type_id']
|
||||
self.name = info_dict['name']
|
||||
self.icon = info_dict['icon']
|
||||
self.formats = info_dict['formats']
|
||||
@ -1,99 +0,0 @@
|
||||
# Copyright (C) 2007, Red Hat, Inc.
|
||||
#
|
||||
# This library is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU Lesser General Public
|
||||
# License as published by the Free Software Foundation; either
|
||||
# version 2 of the License, or (at your option) any later version.
|
||||
#
|
||||
# This library is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
# Lesser General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU Lesser General Public
|
||||
# License along with this library; if not, write to the
|
||||
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
# Boston, MA 02111-1307, USA.
|
||||
|
||||
from gettext import gettext as _
|
||||
from ConfigParser import ConfigParser
|
||||
|
||||
from sugar.objects.typeinfo import TypeInfo
|
||||
from sugar.activity import bundleregistry
|
||||
|
||||
_text_type = {
|
||||
'type_id' : 'Text',
|
||||
'name' : _('Text'),
|
||||
'icon' : 'theme:object-text',
|
||||
'formats' : [ 'text/plain', 'application/pdf' ]
|
||||
}
|
||||
|
||||
_image_type = {
|
||||
'type_id' : 'Image',
|
||||
'name' : _('Image'),
|
||||
'icon' : 'theme:object-image',
|
||||
'formats' : [ 'image/jpeg', 'image/gif', 'image/png' ]
|
||||
}
|
||||
|
||||
class _RootNode(_TypeNode):
|
||||
def __init__(self):
|
||||
_TypeNode.__init__('')
|
||||
|
||||
def append_primitive(self, info_dict):
|
||||
self.append(TypeInfo(info_dict))
|
||||
|
||||
class _TypeNode(list):
|
||||
def __init__(self, type_info):
|
||||
self.type_info = type_info
|
||||
|
||||
def get_node_from_type(self, type_id):
|
||||
for node in self:
|
||||
if node.type_info.type_id == type_id:
|
||||
return node
|
||||
|
||||
for node in self:
|
||||
child = node.get_node_from_type()
|
||||
if child:
|
||||
return child
|
||||
|
||||
return None
|
||||
|
||||
class TypeRegistry(object):
|
||||
def __init__(self):
|
||||
self._tree = _RootNode()
|
||||
self._tree.append_primitive(_image_type)
|
||||
self._tree.append_primitive(_text_type)
|
||||
|
||||
self._bundle_registry = bundleregistry.get_registry()
|
||||
for bundle in self._bundle_registry:
|
||||
self._read_from_bundle(bundle)
|
||||
self._bundle_registry.connect('bundle-added', self._bundle_added_cb)
|
||||
|
||||
def _bundle_added_cb (self, registry, bundle):
|
||||
self._read_from_bundle(bundle)
|
||||
|
||||
def _read_from_bundle(self, bundle):
|
||||
cp = ConfigParser()
|
||||
path = bundle.get_path()
|
||||
cp.read([os.path.join(path, 'activity', 'object_types.info')])
|
||||
items = cp.items()
|
||||
|
||||
cp = ConfigParser()
|
||||
path = bundle.get_locale_path()
|
||||
cp.read([os.path.join(path, 'object_types.linfo')])
|
||||
l_items = cp.items()
|
||||
|
||||
for section in cp.sections():
|
||||
type_info = TypeInfo()
|
||||
if type_info.read_from_config(section, items, l_items):
|
||||
parent_node = self._tree.get_node_from_type(type_info.parent)
|
||||
if parent_node:
|
||||
parent_node.append(_TypeNode(type_info))
|
||||
return True
|
||||
|
||||
return False
|
||||
|
||||
def get_registry():
|
||||
return _type_registry
|
||||
|
||||
_type_registry = TypeRegistry()
|
||||
@ -1,136 +0,0 @@
|
||||
#!/usr/bin/env python
|
||||
# Copyright (C) 2006, Red Hat, Inc.
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation; either version 2 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
import unittest
|
||||
from sugar.datastore import datastore
|
||||
from sugar import util
|
||||
import dbus
|
||||
|
||||
class NotFoundError(dbus.DBusException): pass
|
||||
|
||||
_ds = datastore.get_instance()
|
||||
|
||||
class DataStoreTestCase(unittest.TestCase):
|
||||
_TEST_DATA = "adsfkjadsfadskjasdkjf"
|
||||
_TEST_PROPS = {'foo': 1, 'bar': 'baz'}
|
||||
def _create_test_object(self, activity_id=None):
|
||||
obj = _ds.create(self._TEST_DATA, self._TEST_PROPS, activity_id=activity_id)
|
||||
self.assert_(obj)
|
||||
return obj
|
||||
|
||||
def testObjectCreate(self):
|
||||
obj = self._create_test_object()
|
||||
self.assert_(obj.uid())
|
||||
_ds.delete(obj)
|
||||
|
||||
def testObjectCreateWithActivityId(self):
|
||||
# Try known good create
|
||||
act_id = util.unique_id('afdkjakjddasf')
|
||||
obj = self._create_test_object(act_id)
|
||||
self.assert_(obj.uid())
|
||||
_ds.delete(obj)
|
||||
|
||||
def testObjectCreateWithBadActivityId(self):
|
||||
# try malformed activity id
|
||||
try:
|
||||
uid = self._create_test_object("adfadf")
|
||||
except ValueError:
|
||||
pass
|
||||
else:
|
||||
self.fail("Expected ValueError")
|
||||
|
||||
def testObjectGetActivityObject(self):
|
||||
# create a new object
|
||||
act_id = util.unique_id('afdkjakjddasf')
|
||||
obj = self._create_test_object(act_id)
|
||||
self.assert_(obj.uid())
|
||||
obj2 = _ds.get(activity_id=act_id)
|
||||
self.assert_(obj2)
|
||||
_ds.delete(obj)
|
||||
|
||||
def testObjectGet(self):
|
||||
# create a new object
|
||||
obj = self._create_test_object()
|
||||
self.assert_(obj.uid())
|
||||
obj2 = _ds.get(obj.uid())
|
||||
self.assert_(obj2)
|
||||
_ds.delete(obj)
|
||||
|
||||
def testObjectDelete(self):
|
||||
obj = self._create_test_object()
|
||||
uid = obj.uid()
|
||||
_ds.delete(obj)
|
||||
try:
|
||||
_ds.get(uid)
|
||||
except dbus.DBusException, e:
|
||||
if str(e).find("NotFoundError:") < 0:
|
||||
self.fail("Expected a NotFoundError")
|
||||
else:
|
||||
self.fail("Expected a NotFoundError.")
|
||||
|
||||
def testObjectFind(self):
|
||||
obj = self._create_test_object()
|
||||
found = _ds.find(self._TEST_PROPS)
|
||||
self.assert_(obj in found)
|
||||
_ds.delete(obj)
|
||||
|
||||
def testObjectGetData(self):
|
||||
obj = self._create_test_object()
|
||||
data = obj.get_data()
|
||||
self.assert_(data == self._TEST_DATA)
|
||||
_ds.delete(obj)
|
||||
|
||||
_OTHER_DATA = "532532532532532;lkjkjkjfsakjfakjfdsakj"
|
||||
def testObjectSetData(self):
|
||||
obj = self._create_test_object()
|
||||
data = obj.get_data()
|
||||
self.assert_(data == self._TEST_DATA)
|
||||
obj.set_data(self._OTHER_DATA)
|
||||
data = obj.get_data()
|
||||
self.assert_(data == self._OTHER_DATA)
|
||||
_ds.delete(obj)
|
||||
|
||||
def testObjectGetProperties(self):
|
||||
obj = self._create_test_object()
|
||||
props = obj.get_properties()
|
||||
for (key, value) in props.items():
|
||||
if key == 'uid':
|
||||
continue
|
||||
self.assert_(key in self._TEST_PROPS)
|
||||
self.assert_(str(self._TEST_PROPS[key]) == str(value))
|
||||
for (key, value) in self._TEST_PROPS.items():
|
||||
self.assert_(key in props)
|
||||
self.assert_(str(props[key]) == str(value))
|
||||
_ds.delete(obj)
|
||||
|
||||
def main():
|
||||
dsTestSuite = unittest.TestSuite()
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectCreate'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectCreateWithActivityId'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectCreateWithBadActivityId'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectGet'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectGetActivityObject'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectDelete'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectFind'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectGetData'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectSetData'))
|
||||
dsTestSuite.addTest(DataStoreTestCase('testObjectGetProperties'))
|
||||
unittest.TextTestRunner(verbosity=2).run(dsTestSuite)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
@ -1,50 +0,0 @@
|
||||
#!/usr/bin/env python
|
||||
# Copyright (C) 2006, One Laptop Per Child
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation; either version 2 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
from sugar.datastore import datastore
|
||||
from sugar.datastore.datastore import Text
|
||||
|
||||
# Write a text object
|
||||
metadata = { 'date' : 1000900000,
|
||||
'title' : 'Thai history',
|
||||
'preview' : 'The subject of thai history...',
|
||||
'icon-color' : '#C2B00C,#785C78',
|
||||
}
|
||||
text = Text(metadata)
|
||||
f = open("/tmp/hello.txt", 'w')
|
||||
try:
|
||||
f.write('The subject of thai history blah blah blah, blah blah blah and blah.')
|
||||
finally:
|
||||
f.close()
|
||||
text.set_file_path(f.name)
|
||||
handle = datastore.write(text)
|
||||
|
||||
# Read back that object
|
||||
thing = datastore.read(handle)
|
||||
metadata = thing.get_metadata()
|
||||
print metadata
|
||||
|
||||
file_path = thing.get_file_path()
|
||||
f = open(file_path)
|
||||
try:
|
||||
print f.read()
|
||||
finally:
|
||||
f.close()
|
||||
|
||||
# Retrieve all the objects
|
||||
objects = datastore.find('')
|
||||
for obj in objects:
|
||||
print obj.get_metadata()['title']
|
||||
@ -16,37 +16,6 @@
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
import os
|
||||
from sugar import objects
|
||||
|
||||
import pygtk
|
||||
pygtk.require('2.0')
|
||||
import gtk
|
||||
import gobject
|
||||
|
||||
import sugar.browser
|
||||
|
||||
def _print_document():
|
||||
#print browser.document
|
||||
pass
|
||||
|
||||
def _quit(window):
|
||||
sugar.browser.shutdown()
|
||||
gtk.main_quit()
|
||||
|
||||
# Main window
|
||||
window = gtk.Window()
|
||||
window.connect("destroy", _quit)
|
||||
|
||||
sugar.browser.startup(os.path.expanduser('~/.sugar-browser-test'), 'test')
|
||||
|
||||
browser = sugar.browser.Browser()
|
||||
window.add(browser)
|
||||
browser.show()
|
||||
|
||||
browser.load_url('about:blank')
|
||||
|
||||
gobject.idle_add(_print_document)
|
||||
|
||||
window.show()
|
||||
|
||||
gtk.main()
|
||||
print objects.mime.get_from_filename('test.pdf')
|
||||
Loading…
Reference in New Issue
Block a user