Revert "Start reworking the cliboard services to use the types registry."

This reverts commit fcb57779a2.

services/clipboard/Makefile.am

@@ -7,9 +7,11 @@ $(service_DATA): $(service_in_files) Makefile
 
 sugardir = $(pkgdatadir)/services/clipboard
 sugar_PYTHON =			\
-	__init__.py		\
-	clipboardobject.py  	\
-	clipboardservice.py
+	__init__.py			\
+	clipboardobject.py  \
+	clipboardservice.py \
+	typeregistry.py
+
 
 bin_SCRIPTS = sugar-clipboard
 

services/clipboard/clipboardobject.py

@@ -1,4 +1,7 @@
+import typeregistry
+
 class ClipboardObject:
+
     def __init__(self, object_path, name):
         self._id = object_path
         self._name = name
@@ -8,8 +11,24 @@ class ClipboardObject:
     def get_id(self):
         return self._id
 
+    def _get_type_info(self):
+        type_registry = typeregistry.get_instance()
+        return type_registry.get_type(self._formats)
+    
     def get_name(self):
-        return self._name
+        if self._name:
+            return self._name
+        else:
+            return self._get_type_info().get_name()
+
+    def get_icon(self):
+        return self._get_type_info().get_icon()
+
+    def get_preview(self):
+        return self._get_type_info().get_preview()
+
+    def get_activity(self):
+        return self._get_type_info().get_activity()
         
     def get_percent(self):
         return self._percent
@@ -24,6 +43,7 @@ class ClipboardObject:
         return self._formats
         
 class Format:
+
     def __init__(self, type, data, on_disk):
         self._type = type
         self._data = data

services/clipboard/clipboardservice.py

@@ -27,6 +27,9 @@ import typeregistry
 
 NAME_KEY = 'NAME'
 PERCENT_KEY = 'PERCENT'
+ICON_KEY = 'ICON'
+PREVIEW_KEY = 'PREVIEW'
+ACTIVITY_KEY = 'ACTIVITY'
 FORMATS_KEY = 'FORMATS'
 
 class ClipboardDBusServiceHelper(dbus.service.Object):
@@ -48,18 +51,6 @@ class ClipboardDBusServiceHelper(dbus.service.Object):
         self._next_id += 1
         return self._next_id
 
-    def _get_object_dict(self, object_path):
-        cb_object = self._objects[str(object_path)]
-        formats = cb_object.get_formats()
-        format_types = dbus.Array([], 's')
-        
-        for type, format in formats.iteritems():
-            format_types.append(type)
-        
-        return { NAME_KEY: cb_object.get_name(),
-                 PERCENT_KEY: cb_object.get_percent(),
-                 FORMATS_KEY: format_types }
-
     def _handle_file_completed(self, cb_object):
         """If the object is an on-disk file, and it's at 100%, and we care about
         it's file type, copy that file to $HOME and upate the clipboard object's
@@ -72,6 +63,10 @@ class ClipboardDBusServiceHelper(dbus.service.Object):
         if not format.get_on_disk():
             return
 
+        if not len(cb_object.get_activity()):
+            # no activity to handle this, don't autosave it
+            return
+
         # copy to homedir
         src = format.get_data()
         if not os.path.exists(src):
@@ -105,7 +100,11 @@ class ClipboardDBusServiceHelper(dbus.service.Object):
         else:
             logging.debug('Added in-memory format of type ' + format_type + '.')
                         
-        self.object_changed(object_path, self._get_object_dict(object_path))
+        self.object_state_changed(object_path, {NAME_KEY: cb_object.get_name(),
+                                  PERCENT_KEY: cb_object.get_percent(),
+                                  ICON_KEY: cb_object.get_icon(),
+                                  PREVIEW_KEY: cb_object.get_preview(),
+                                  ACTIVITY_KEY: cb_object.get_activity()})
 
     @dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
                          in_signature="o", out_signature="")
@@ -131,12 +130,29 @@ class ClipboardDBusServiceHelper(dbus.service.Object):
         if percent == 100:
             self._handle_file_completed(cb_object)
 
-        self.object_state_changed(object_path, { PERCENT_KEY: percent })
+        self.object_state_changed(object_path, {NAME_KEY: cb_object.get_name(),
+                                    PERCENT_KEY: percent,
+                                    ICON_KEY: cb_object.get_icon(),
+                                    PREVIEW_KEY: cb_object.get_preview(),
+                                    ACTIVITY_KEY: cb_object.get_activity()})
 
     @dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
                          in_signature="o", out_signature="a{sv}")
     def get_object(self, object_path):
-        return dbus.Dictionary(self._get_object_dict(object_path))
+        cb_object = self._objects[str(object_path)]
+        formats = cb_object.get_formats()
+        format_types = dbus.Array([], 's')
+        
+        for type, format in formats.iteritems():
+            format_types.append(type)
+        
+        result_dict = {NAME_KEY: cb_object.get_name(),
+                PERCENT_KEY: cb_object.get_percent(),
+                ICON_KEY: cb_object.get_icon(),
+                PREVIEW_KEY: cb_object.get_preview(),
+                ACTIVITY_KEY: cb_object.get_activity(),
+                FORMATS_KEY: format_types}
+        return dbus.Dictionary(result_dict)
 
     @dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
                          in_signature="os", out_signature="ay")
@@ -150,10 +166,6 @@ class ClipboardDBusServiceHelper(dbus.service.Object):
     def object_added(self, object_path, name):
         pass
 
-    @dbus.service.signal(_CLIPBOARD_DBUS_INTERFACE, signature="oa{sv}")
-    def object_changed(self, object_path, values):
-        pass
-
     @dbus.service.signal(_CLIPBOARD_DBUS_INTERFACE, signature="o")
     def object_deleted(self, object_path):
         pass

services/clipboard/typeregistry.py

@@ -0,0 +1,243 @@
+import logging
+from gettext import gettext as _
+
+class FileType:
+    def __init__(self, formats):
+        self._formats = formats
+
+    def get_name(self):
+        raise NotImplementedError
+
+    def get_icon(self):
+        raise NotImplementedError
+
+    def get_preview(self):
+        raise NotImplementedError
+
+    def get_activity(self):
+        raise NotImplementedError
+        
+    def matches_mime_type(cls, mime_type):
+        raise NotImplementedError
+    matches_mime_type = classmethod(matches_mime_type)
+
+class TextFileType(FileType):
+
+    _types = set(['text/plain', 'UTF8_STRING', 'STRING'])
+
+    def get_name(self):
+        return _('Text snippet')
+
+    def get_icon(self):
+        return 'theme:object-text'
+
+    def get_preview(self):
+        for format, data in self._formats.iteritems():
+            if format in TextFileType._types:
+                text = data.get_data()
+                if len(text) < 50:
+                    return text
+                else:
+                    return text[0:49] + "..."
+
+        return ''
+
+    def get_activity(self):
+        return 'org.laptop.AbiWordActivity'
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class ImageFileType(FileType):
+
+    _types = set(['image/jpeg', 'image/gif', 'image/png', 'image/tiff'])
+
+    def get_name(self):
+        return _('Image')
+
+    def get_icon(self):
+        return 'theme:object-image'
+
+    def get_preview(self):
+        return ''
+
+    def get_activity(self):
+        return ''
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class UriFileType(FileType):
+    
+    _types = set(['_NETSCAPE_URL'])
+    
+    def get_name(self):
+        return _('Web Page')
+
+    def get_icon(self):
+        return 'theme:object-link'
+
+    def get_preview(self):
+        for format, data in self._formats.iteritems():
+            if format in UriFileType._types:
+                string = data.get_data()
+                title = string.split("\n")[1]
+                return title
+        
+        return ''
+
+    def get_activity(self):
+        return ''
+
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class PdfFileType(FileType):
+    
+    _types = set(['application/pdf', 'application/x-pdf'])
+    
+    def get_name(self):
+        return _('PDF file')
+
+    def get_icon(self):
+        return 'theme:object-text'
+
+    def get_preview(self):
+        return ''
+
+    def get_activity(self):
+        return 'org.laptop.sugar.Xbook'
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class MsWordFileType(FileType):
+    
+    _types = set(['application/msword'])
+    
+    def get_name(self):
+        return _('MS Word file')
+
+    def get_icon(self):
+        return 'theme:object-text'
+
+    def get_preview(self):
+        return ''
+
+    def get_activity(self):
+        return 'org.laptop.AbiWordActivity'
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class RtfFileType(TextFileType):
+    
+    _types = set(['application/rtf', 'text/rtf'])
+    
+    def get_name(self):
+        return _('RTF file')
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class AbiwordFileType(TextFileType):
+    
+    _types = set(['application/x-abiword'])
+    
+    def get_name(self):
+        return _('Abiword file')
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class SqueakProjectFileType(FileType):
+    
+    _types = set(['application/x-squeak-project'])
+    
+    def get_name(self):
+        return _('Squeak project')
+
+    def get_icon(self):
+        return 'theme:object-squeak-project'
+
+    def get_preview(self):
+        return ''
+
+    def get_activity(self):
+        return 'org.vpri.EtoysActivity'
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class OOTextFileType(FileType):
+    
+    _types = set(['application/vnd.oasis.opendocument.text'])
+    
+    def get_name(self):
+        return _('OpenOffice text file')
+
+    def get_icon(self):
+        return 'theme:object-text'
+
+    def get_preview(self):
+        return ''
+
+    def get_activity(self):
+        return 'org.laptop.AbiWordActivity'
+        
+    def matches_mime_type(cls, mime_type):
+        return mime_type in cls._types
+    matches_mime_type = classmethod(matches_mime_type)
+
+class UnknownFileType(FileType):
+    def get_name(self):
+        return _('Object')
+
+    def get_icon(self):
+        return 'theme:stock-missing'
+
+    def get_preview(self):
+        return ''
+
+    def get_activity(self):
+        return ''
+        
+    def matches_mime_type(cls, mime_type):
+        return true
+    matches_mime_type = classmethod(matches_mime_type)
+
+class TypeRegistry:
+    def __init__(self):
+        self._types = []
+        self._types.append(PdfFileType)
+        self._types.append(MsWordFileType)
+        self._types.append(RtfFileType)
+        self._types.append(OOTextFileType)
+        self._types.append(UriFileType)
+        self._types.append(ImageFileType)
+        self._types.append(AbiwordFileType)
+        self._types.append(TextFileType)
+        self._types.append(SqueakProjectFileType)
+    
+    def get_type(self, formats):
+        for file_type in self._types:
+            for format, data in formats.iteritems():
+                if file_type.matches_mime_type(format):
+                    return file_type(formats)
+
+        return UnknownFileType(formats)
+    
+_type_registry = None
+def get_instance():
+    global _type_registry
+    if not _type_registry:
+        _type_registry = TypeRegistry()
+    return _type_registry