sugarlabs/sugar-toolkit-gtk3
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Add document metadata property. Expose the filename.

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This commit is contained in:
Marco Pesenti Gritti 2007-03-17 14:26:10 +01:00
parent d6a9f16ca8
commit 30ee6768a2
5 changed files with 245 additions and 74 deletions
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8
lib/python/_sugar.defs
View File

@ -9,6 +9,14 @@
(release-func "sugar_browser_event_free")
)
(define-boxed SugarBrowserMetadata
(in-module "Sugar")
(c-name "SugarBrowserMetadata")
(gtype-id "SUGAR_TYPE_BROWSER_METADATA")
(copy-func "sugar_browser_metadata_copy")
(release-func "sugar_browser_metadata_free")
)
(define-object AddressEntry
(in-module "Sugar")
(parent "GtkEntry")

20
lib/python/_sugar.override
View File

@ -179,6 +179,26 @@ _wrap_sugar_cairo_surface_from_gdk_pixbuf(PyGObject *self, PyObject *args, PyObj
return PycairoSurface_FromSurface(surface, NULL);
}
%%
override-slot SugarBrowserMetadata.tp_getattr
static PyObject *
_wrap_sugar_browser_metadata_tp_getattr(PyObject *self, char *attr)
{
SugarBrowserMetadata *metadata = pyg_boxed_get(self, SugarBrowserMetadata);
if (!strcmp(attr, "__members__"))
return Py_BuildValue("[s]", "filename");
else if (!strcmp(attr, "filename")) {
if (metadata->filename) {
return PyString_FromString(metadata->filename);
} else {
Py_INCREF(Py_None);
return Py_None;
}
}
return NULL;
}
%%
override-slot SugarBrowserEvent.tp_getattr
static PyObject *
_wrap_sugar_browser_event_tp_getattr(PyObject *self, char *attr)

1
lib/src/Makefile.am
View File

@ -4,6 +4,7 @@ libsugarprivate_la_CPPFLAGS = \
$(GECKO_CFLAGS) \
$(NSPR_CFLAGS) \
-I$(MOZILLA_INCLUDE_DIR)/dom \
-I$(MOZILLA_INCLUDE_DIR)/docshell \
-I$(MOZILLA_INCLUDE_DIR)/exthandler \
-I$(MOZILLA_INCLUDE_DIR)/gtkembedmoz \
-I$(MOZILLA_INCLUDE_DIR)/imglib2 \

272
lib/src/sugar-browser.cpp
View File

@ -34,6 +34,7 @@
#include <nsIWebBrowserFocus.h>
#include <nsIWebBrowserPersist.h>
#include <nsIDOMWindow.h>
#include <nsIDOMWindowUtils.h>
#include <nsIDOMDocument.h>
#include <nsIDOMMouseEvent.h>
#include <nsIGenericFactory.h>
@ -46,7 +47,9 @@
#include <nsComponentManagerUtils.h>
#include <imgICache.h>
#include <nsIProperties.h>
#include <nsIWebNavigation.h>
#include <nsISupportsPrimitives.h>
#include <nsIInterfaceRequestorUtils.h>
#include <nsIMIMEHeaderParam.h>
enum {
@ -56,7 +59,8 @@ enum {
PROP_ADDRESS,
PROP_CAN_GO_BACK,
PROP_CAN_GO_FORWARD,
PROP_LOADING
PROP_LOADING,
PROP_DOCUMENT_METADATA
};
enum {
@ -169,6 +173,140 @@ sugar_browser_shutdown(void)
G_DEFINE_TYPE(SugarBrowser, sugar_browser, GTK_TYPE_MOZ_EMBED)
static nsresult
NewURI(const char *uri, nsIURI **result)
{
nsresult rv;
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, FALSE);
nsCOMPtr<nsIIOService> ioService;
rv = mgr->GetServiceByContractID ("@mozilla.org/network/io-service;1",
NS_GET_IID (nsIIOService),
getter_AddRefs(ioService));
NS_ENSURE_SUCCESS(rv, FALSE);
nsCString cSpec(uri);
return ioService->NewURI (cSpec, nsnull, nsnull, result);
}
static nsresult
FilenameFromContentDisposition(nsCString contentDisposition, nsCString &fileName)
{
nsresult rv;
nsCString fallbackCharset;
nsCOMPtr<nsIMIMEHeaderParam> mimehdrpar =
do_GetService("@mozilla.org/network/mime-hdrparam;1");
NS_ENSURE_TRUE(mimehdrpar, NS_ERROR_FAILURE);
nsString aFileName;
rv = mimehdrpar->GetParameter (contentDisposition, "filename",
fallbackCharset, PR_TRUE, nsnull,
aFileName);
if (NS_FAILED(rv) || !fileName.Length()) {
rv = mimehdrpar->GetParameter (contentDisposition, "name",
fallbackCharset, PR_TRUE, nsnull,
aFileName);
}
if (NS_SUCCEEDED(rv) && fileName.Length()) {
NS_UTF16ToCString (aFileName, NS_CSTRING_ENCODING_UTF8, fileName);
}
return NS_OK;
}
static nsresult
ImageNameFromCache(nsIURI *imgURI, nsCString &imgName)
{
nsresult rv;
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, NS_ERROR_FAILURE);
nsCOMPtr<imgICache> imgCache;
rv = mgr->GetServiceByContractID("@mozilla.org/image/cache;1",
NS_GET_IID (imgICache),
getter_AddRefs(imgCache));
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
nsCOMPtr<nsIProperties> imgProperties;
imgCache->FindEntryProperties(imgURI, getter_AddRefs(imgProperties));
if (imgProperties) {
nsCOMPtr<nsISupportsCString> dispositionCString;
imgProperties->Get("content-disposition",
NS_GET_IID(nsISupportsCString),
getter_AddRefs(dispositionCString));
if (dispositionCString) {
nsCString contentDisposition;
dispositionCString->GetData(contentDisposition);
FilenameFromContentDisposition(contentDisposition, imgName);
}
}
return NS_OK;
}
static SugarBrowserMetadata *
sugar_browser_get_document_metadata(SugarBrowser *browser)
{
SugarBrowserMetadata *metadata = sugar_browser_metadata_new();
#ifdef HAVE_NS_WEB_BROWSER
nsCOMPtr<nsIWebBrowser> webBrowser;
gtk_moz_embed_get_nsIWebBrowser(GTK_MOZ_EMBED(browser),
getter_AddRefs(webBrowser));
NS_ENSURE_TRUE(webBrowser, metadata);
nsCOMPtr<nsIDOMWindow> DOMWindow;
webBrowser->GetContentDOMWindow(getter_AddRefs(DOMWindow));
NS_ENSURE_TRUE(DOMWindow, metadata);
nsCOMPtr<nsIDOMWindowUtils> DOMWindowUtils(do_GetInterface(DOMWindow));
NS_ENSURE_TRUE(DOMWindowUtils, metadata);
const PRUnichar contentDispositionLiteral[] =
{'c', 'o', 'n', 't', 'e', 'n', 't', '-', 'd', 'i', 's', 'p',
'o', 's', 'i', 't', 'i', 'o', 'n', '\0'};
nsString contentDisposition;
DOMWindowUtils->GetDocumentMetadata(nsString(contentDispositionLiteral),
contentDisposition);
nsCString cContentDisposition;
NS_UTF16ToCString (contentDisposition, NS_CSTRING_ENCODING_UTF8,
cContentDisposition);
nsCString fileName;
FilenameFromContentDisposition(cContentDisposition, fileName);
if (!fileName.Length()) {
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(webBrowser));
if (webNav) {
nsCOMPtr<nsIURI> docURI;
webNav->GetCurrentURI (getter_AddRefs(docURI));
nsCOMPtr<nsIURL> url(do_QueryInterface(docURI));
if (url) {
url->GetFileName(fileName);
}
}
}
if (fileName.Length()) {
metadata->filename = g_strdup(fileName.get());
}
#endif
return metadata;
}
static void
sugar_browser_get_property(GObject *object,
guint prop_id,
@ -196,6 +334,11 @@ sugar_browser_get_property(GObject *object,
case PROP_LOADING:
g_value_set_boolean(value, browser->loading);
break;
case PROP_DOCUMENT_METADATA:
SugarBrowserMetadata *metadata;
metadata = sugar_browser_get_document_metadata(browser);
g_value_set_boxed(value, metadata);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -261,6 +404,14 @@ sugar_browser_class_init(SugarBrowserClass *browser_class)
"Loading",
FALSE,
G_PARAM_READABLE));
g_object_class_install_property(gobject_class, PROP_DOCUMENT_METADATA,
g_param_spec_boxed("document-metadata",
"Document Metadata",
"Document metadata",
SUGAR_TYPE_BROWSER_METADATA,
G_PARAM_READABLE));
}
SugarBrowser *
@ -380,76 +531,6 @@ location_cb(GtkMozEmbed *embed)
update_navigation_properties(browser);
}
static nsresult
NewURI(const char *uri, nsIURI **result)
{
nsresult rv;
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, FALSE);
nsCOMPtr<nsIIOService> ioService;
rv = mgr->GetServiceByContractID ("@mozilla.org/network/io-service;1",
NS_GET_IID (nsIIOService),
getter_AddRefs(ioService));
NS_ENSURE_SUCCESS(rv, FALSE);
nsCString cSpec(uri);
return ioService->NewURI (cSpec, nsnull, nsnull, result);
}
static nsresult
ImageNameFromCache(nsIURI *imgURI, nsCString &imgName)
{
nsresult rv;
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, NS_ERROR_FAILURE);
nsCOMPtr<imgICache> imgCache;
rv = mgr->GetServiceByContractID("@mozilla.org/image/cache;1",
NS_GET_IID (imgICache),
getter_AddRefs(imgCache));
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
nsCOMPtr<nsIProperties> imgProperties;
imgCache->FindEntryProperties(imgURI, getter_AddRefs(imgProperties));
if (imgProperties) {
nsCOMPtr<nsISupportsCString> dispositionCString;
imgProperties->Get("content-disposition",
NS_GET_IID(nsISupportsCString),
getter_AddRefs(dispositionCString));
if (dispositionCString) {
nsCString fallbackCharset;
nsCString contentDisposition;
dispositionCString->GetData(contentDisposition);
nsCOMPtr<nsIMIMEHeaderParam> mimehdrpar =
do_GetService("@mozilla.org/network/mime-hdrparam;1");
NS_ENSURE_TRUE(mimehdrpar, NS_ERROR_FAILURE);
nsString fileName;
rv = mimehdrpar->GetParameter (contentDisposition, "filename",
fallbackCharset, PR_TRUE, nsnull,
fileName);
if (NS_FAILED(rv) || !fileName.Length()) {
rv = mimehdrpar->GetParameter (contentDisposition, "name",
fallbackCharset, PR_TRUE, nsnull,
fileName);
}
if (NS_SUCCEEDED(rv) && fileName.Length()) {
nsCString cFileName;
NS_UTF16ToCString (fileName, NS_CSTRING_ENCODING_UTF8, imgName);
}
}
}
}
static char *
get_image_name(const char *uri)
{
@ -731,3 +812,52 @@ sugar_browser_event_free(SugarBrowserEvent *event)
g_free(event);
}
GType
sugar_browser_metadata_get_type(void)
{
static GType type = 0;
if (G_UNLIKELY(type == 0)) {
type = g_boxed_type_register_static("SugarBrowserMetadata",
(GBoxedCopyFunc)sugar_browser_metadata_copy,
(GBoxedFreeFunc)sugar_browser_metadata_free);
}
return type;
}
SugarBrowserMetadata *
sugar_browser_metadata_new(void)
{
SugarBrowserMetadata *metadata;
metadata = g_new0(SugarBrowserMetadata, 1);
return metadata;
}
SugarBrowserMetadata *
sugar_browser_metadata_copy(SugarBrowserMetadata *metadata)
{
SugarBrowserMetadata *copy;
g_return_val_if_fail(metadata != NULL, NULL);
copy = g_new0(SugarBrowserMetadata, 1);
copy->filename = g_strdup(metadata->filename);
return copy;
}
void
sugar_browser_metadata_free(SugarBrowserMetadata *metadata)
{
g_return_if_fail(metadata != NULL);
if (metadata->filename) {
g_free(metadata->filename);
}
g_free(metadata);
}

12
lib/src/sugar-browser.h
View File

@ -27,6 +27,7 @@ G_BEGIN_DECLS
typedef struct _SugarBrowser SugarBrowser;
typedef struct _SugarBrowserClass SugarBrowserClass;
typedef struct _SugarBrowserEvent SugarBrowserEvent;
typedef struct _SugarBrowserMetadata SugarBrowserMetadata;
#define SUGAR_TYPE_BROWSER (sugar_browser_get_type())
#define SUGAR_BROWSER(object) (G_TYPE_CHECK_INSTANCE_CAST((object), SUGAR_TYPE_BROWSER, SugarBrowser))
@ -86,6 +87,17 @@ SugarBrowserEvent *sugar_browser_event_new (void);
SugarBrowserEvent *sugar_browser_event_copy (SugarBrowserEvent *event);
void sugar_browser_event_free (SugarBrowserEvent *event);
#define SUGAR_TYPE_BROWSER_METADATA (sugar_browser_metadata_get_type())
struct _SugarBrowserMetadata {
char *filename;
};
GType sugar_browser_metadata_get_type (void);
SugarBrowserMetadata *sugar_browser_metadata_new (void);
SugarBrowserMetadata *sugar_browser_metadata_copy (SugarBrowserMetadata *event);
void sugar_browser_metadata_free (SugarBrowserMetadata *event);
G_END_DECLS
#endif