+
+static EvDocument *
+get_document_from_uri (const char *uri, gboolean slow, GError **error)
+{
+ EvDocument *document = NULL;
+
+ GnomeVFSFileInfo *info;
+ GnomeVFSResult result;
+
+ info = gnome_vfs_file_info_new ();
+ result = gnome_vfs_get_file_info (uri, info,
+ GNOME_VFS_FILE_INFO_GET_MIME_TYPE |
+ GNOME_VFS_FILE_INFO_FOLLOW_LINKS |
+ (slow ? GNOME_VFS_FILE_INFO_FORCE_SLOW_MIME_TYPE : 0));
+ if (result != GNOME_VFS_OK) {
+ g_set_error (error,
+ EV_DOCUMENT_ERROR,
+ 0,
+ gnome_vfs_result_to_string (result));
+ gnome_vfs_file_info_unref (info);
+ return NULL;
+ }
+
+ if (info->mime_type == NULL) {
+ g_set_error (error,
+ EV_DOCUMENT_ERROR,
+ 0,
+ _("Unknown MIME Type"));
+ gnome_vfs_file_info_unref (info);
+ return NULL;
+ }
+
+ document = ev_document_factory_get_from_mime (info->mime_type);
+
+ if (document == NULL) {
+ g_set_error (error,
+ EV_DOCUMENT_ERROR,
+ 0,
+ _("Unhandled MIME type: ā%sā"), info->mime_type);
+ gnome_vfs_file_info_unref (info);
+ return NULL;
+ }
+
+ gnome_vfs_file_info_unref (info);
+
+ return document;
+}
+
+EvDocument *
+ev_document_factory_get_document (const char *uri, GError **error)
+{
+ EvDocument *document;
+ int result;
+
+ document = get_document_from_uri (uri, FALSE, error);
+
+ if (*error != NULL) {
+ return NULL;
+ }
+
+ result = ev_document_load (document, uri, error);
+
+ if (result == FALSE || *error) {
+ if (*error &&
+ (*error)->domain == EV_DOCUMENT_ERROR &&
+ (*error)->code == EV_DOCUMENT_ERROR_ENCRYPTED)
+ return document;
+ } else {
+ return document;
+ }
+
+ /* Try again with slow mime detection */
+ if (document)
+ g_object_unref (document);
+ document = NULL;
+
+ if (*error)
+ g_error_free (*error);
+ *error = NULL;
+
+ document = get_document_from_uri (uri, TRUE, error);
+
+ if (*error != NULL) {
+ return NULL;
+ }
+
+ result = ev_document_load (document, uri, error);
+
+ if (result == FALSE) {
+ if (*error == NULL) {
+ g_set_error (error,
+ EV_DOCUMENT_ERROR,
+ 0,
+ _("Unknown MIME Type"));
+ } else if ((*error)->domain == EV_DOCUMENT_ERROR &&
+ (*error)->code == EV_DOCUMENT_ERROR_ENCRYPTED) {
+ return document;
+ }
+
+ if (document)
+ g_object_unref (document);
+ document = NULL;
+ }
+
+ return document;
+}
+
+static void
+file_filter_add_mime_list_and_free (GtkFileFilter *filter, GList *mime_types)
+{
+ GList *l;
+
+ for (l = mime_types; l != NULL; l = l->next) {
+ gtk_file_filter_add_mime_type (filter, l->data);
+ }
+
+ g_list_foreach (mime_types, (GFunc)g_free, NULL);
+ g_list_free (mime_types);
+}
+
+void
+ev_document_factory_add_filters (GtkWidget *chooser, EvDocument *document)
+{
+ EvBackend backend = 0;
+ GList *mime_types;
+ GtkFileFilter *filter;
+ GtkFileFilter *default_filter;
+ GtkFileFilter *document_filter;
+
+ if (document != NULL) {
+ backend = ev_document_factory_get_backend (document);
+ }
+
+ default_filter = document_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("All Documents"));
+ mime_types = ev_document_factory_get_all_mime_types ();
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+
+#ifdef ENABLE_PS
+ if (document == NULL || backend == EV_BACKEND_PS) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("PostScript Documents"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_PS);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+#endif
+
+ if (document == NULL || backend == EV_BACKEND_PDF) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("PDF Documents"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_PDF);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+
+#ifdef ENABLE_PIXBUF
+ if (document == NULL || backend == EV_BACKEND_PIXBUF) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("Images"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_PIXBUF);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+#endif
+
+#ifdef ENABLE_DVI
+ if (document == NULL || backend == EV_BACKEND_DVI) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("DVI Documents"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_DVI);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+#endif
+
+#ifdef ENABLE_DJVU
+ if (document == NULL || backend == EV_BACKEND_DJVU) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("Djvu Documents"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_DJVU);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+#endif
+
+#ifdef ENABLE_COMICS
+ if (document == NULL || backend == EV_BACKEND_COMICS) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("Comic Books"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_COMICS);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+#endif
+
+#ifdef ENABLE_IMPRESS
+ if (document == NULL || backend == EV_BACKEND_IMPRESS) {
+ default_filter = filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("Impress Slides"));
+ mime_types = ev_document_factory_get_mime_types (EV_BACKEND_IMPRESS);
+ file_filter_add_mime_list_and_free (filter, mime_types);
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+ }
+#endif
+
+ filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("All Files"));
+ gtk_file_filter_add_pattern (filter, "*");
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter);
+
+ gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (chooser),
+ document == NULL ? document_filter : default_filter);
+}