diff options
Diffstat (limited to 'widgets/misc/e-mime-part-utils.c')
| -rw-r--r-- | widgets/misc/e-mime-part-utils.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/widgets/misc/e-mime-part-utils.c b/widgets/misc/e-mime-part-utils.c new file mode 100644 index 0000000000..3238ca93f5 --- /dev/null +++ b/widgets/misc/e-mime-part-utils.c @@ -0,0 +1,223 @@ +/* + * e-mime-part-utils.c + * + * This program 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) version 3. + * + * 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with the program; if not, see <http://www.gnu.org/licenses/> + * + * + * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) + * + */ + +#include "e-mime-part-utils.h" + +#include <errno.h> +#include <gio/gio.h> +#include <glib/gi18n.h> +#include <camel/camel-stream-vfs.h> + +#include "e-util/e-util.h" + +static void +mime_part_utils_open_in_cb (GtkAction *action, + CamelMimePart *mime_part) +{ + GtkWindow *parent; + GFile *file; + gchar *path; + gchar *uri; + gint fd; + GError *error = NULL; + + parent = g_object_get_data (G_OBJECT (action), "parent-window"); + + fd = e_file_open_tmp (&path, &error); + if (error != NULL) + goto fail; + + close (fd); + + file = g_file_new_for_path (path); + e_mime_part_utils_save_to_file (mime_part, file, &error); + g_free (path); + + if (error != NULL) { + g_object_unref (file); + goto fail; + } + + uri = g_file_get_uri (file); + e_show_uri (parent, uri); + g_free (uri); + + g_object_unref (file); + + return; + +fail: + g_warning ("%s", error->message); + g_error_free (error); +} + +GList * +e_mime_part_utils_get_apps (CamelMimePart *mime_part) +{ + GList *app_info_list; + const gchar *filename; + gchar *content_type; + gchar *mime_type; + gchar *cp; + + g_return_val_if_fail (CAMEL_IS_MIME_PART (mime_part), NULL); + + filename = camel_mime_part_get_filename (mime_part); + mime_type = camel_content_type_simple ( + camel_mime_part_get_content_type (mime_part)); + g_return_val_if_fail (mime_type != NULL, NULL); + + /* GIO expects lowercase MIME types. */ + for (cp = mime_type; *cp != '\0'; cp++) + *cp = g_ascii_tolower (*cp); + + content_type = g_content_type_from_mime_type (mime_type); + if (content_type != NULL) + app_info_list = g_app_info_get_all_for_type (content_type); + else + app_info_list = g_app_info_get_all_for_type (mime_type); + g_free (content_type); + + if (app_info_list != NULL || filename == NULL) + goto exit; + + if (strcmp (mime_type, "application/octet-stream") != 0) + goto exit; + + content_type = g_content_type_guess (filename, NULL, 0, NULL); + app_info_list = g_app_info_get_all_for_type (content_type); + g_free (content_type); + +exit: + g_free (mime_type); + + return app_info_list; +} + +gboolean +e_mime_part_utils_save_to_file (CamelMimePart *mime_part, + GFile *file, + GError **error) +{ + GFileOutputStream *output_stream; + CamelDataWrapper *content; + CamelStream *stream; + + g_return_val_if_fail (CAMEL_IS_MIME_PART (mime_part), FALSE); + g_return_val_if_fail (G_IS_FILE (file), FALSE); + + output_stream = g_file_replace ( + file, NULL, FALSE, G_FILE_CREATE_NONE, NULL, error); + if (output_stream == NULL) + return FALSE; + + /* The CamelStream takes ownership of the GFileOutputStream. */ + content = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part)); + stream = camel_stream_vfs_new_with_stream (G_OBJECT (output_stream)); + + /* XXX Camel's streams are synchronous only, so we have to write + * the whole thing in one shot and hope it doesn't block the + * main loop for too long. */ + if (camel_data_wrapper_decode_to_stream (content, stream) < 0) + goto file_error; + + if (camel_stream_flush (stream) < 0) + goto file_error; + + camel_object_unref (stream); + + return TRUE; + +file_error: + g_set_error ( + error, G_FILE_ERROR, + g_file_error_from_errno (errno), + "%s", g_strerror (errno)); + + camel_object_unref (stream); + + return FALSE; +} + +void +e_mime_part_utils_add_open_actions (CamelMimePart *mime_part, + GtkUIManager *ui_manager, + GtkActionGroup *action_group, + const gchar *widget_path, + GtkWindow *parent, + guint merge_id) +{ + GList *app_info_list; + GList *iter; + + g_return_if_fail (CAMEL_IS_MIME_PART (mime_part)); + g_return_if_fail (GTK_IS_UI_MANAGER (ui_manager)); + g_return_if_fail (GTK_IS_ACTION_GROUP (action_group)); + g_return_if_fail (parent == NULL || GTK_IS_WINDOW (parent)); + g_return_if_fail (widget_path != NULL); + + app_info_list = e_mime_part_utils_get_apps (mime_part); + + for (iter = app_info_list; iter != NULL; iter = iter->next) { + GAppInfo *app_info = iter->data; + GtkAction *action; + const gchar *app_executable; + const gchar *app_name; + gchar *action_tooltip; + gchar *action_label; + gchar *action_name; + + if (!g_app_info_should_show (app_info)) + continue; + + app_executable = g_app_info_get_executable (app_info); + app_name = g_app_info_get_name (app_info); + + action_name = g_strdup_printf ("open-in-%s", app_executable); + action_label = g_strdup_printf (_("Open in %s..."), app_name); + + action_tooltip = g_strdup_printf ( + _("Open this attachment in %s"), app_name); + + action = gtk_action_new ( + action_name, action_label, action_tooltip, NULL); + + g_object_set_data ( + G_OBJECT (action), "parent-window", parent); + + g_signal_connect ( + action, "activate", + G_CALLBACK (mime_part_utils_open_in_cb), mime_part); + + gtk_action_group_add_action (action_group, action); + + gtk_ui_manager_add_ui ( + ui_manager, merge_id, widget_path, action_name, + action_name, GTK_UI_MANAGER_AUTO, FALSE); + + g_free (action_name); + g_free (action_label); + g_free (action_tooltip); + } + + g_list_foreach (app_info_list, (GFunc) g_object_unref, NULL); + g_list_free (app_info_list); +} |