1 files changed, 451 insertions, 0 deletions
diff --git a/capplets/appearance/mate-wp-xml.c b/capplets/appearance/mate-wp-xml.c
new file mode 100644
index 00000000..2157acf7
--- /dev/null
+++ b/capplets/appearance/mate-wp-xml.c
@@ -0,0 +1,451 @@
+/*
+ * Authors: Rodney Dawes <[email protected]>
+ *
+ * Copyright 2003-2006 Novell, Inc. (www.novell.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License
+ * as published by the Free Software Foundation
+ *
+ * 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., 59 Temple Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "appearance.h"
+#include "mate-wp-item.h"
+#include <gio/gio.h>
+#include <string.h>
+#include <libxml/parser.h>
+
+static gboolean mate_wp_xml_get_bool (const xmlNode * parent,
+ const gchar * prop_name) {
+ xmlChar * prop;
+ gboolean ret_val = FALSE;
+
+ g_return_val_if_fail (parent != NULL, FALSE);
+ g_return_val_if_fail (prop_name != NULL, FALSE);
+
+ prop = xmlGetProp ((xmlNode *) parent, (xmlChar*)prop_name);
+ if (prop != NULL) {
+ if (!g_ascii_strcasecmp ((gchar *)prop, "true") || !g_ascii_strcasecmp ((gchar *)prop, "1")) {
+ ret_val = TRUE;
+ } else {
+ ret_val = FALSE;
+ }
+ g_free (prop);
+ }
+
+ return ret_val;
+}
+
+static void mate_wp_xml_set_bool (const xmlNode * parent,
+ const xmlChar * prop_name, gboolean value) {
+ g_return_if_fail (parent != NULL);
+ g_return_if_fail (prop_name != NULL);
+
+ if (value) {
+ xmlSetProp ((xmlNode *) parent, prop_name, (xmlChar *)"true");
+ } else {
+ xmlSetProp ((xmlNode *) parent, prop_name, (xmlChar *)"false");
+ }
+}
+
+static void mate_wp_load_legacy (AppearanceData *data) {
+ FILE * fp;
+ gchar * foo, * filename;
+
+ filename = g_build_filename (g_get_home_dir (), ".mate2",
+ "wallpapers.list", NULL);
+
+ if (g_file_test (filename, G_FILE_TEST_EXISTS)) {
+ if ((fp = fopen (filename, "r")) != NULL) {
+ foo = (gchar *) g_malloc (sizeof (gchar) * 4096);
+ while (fgets (foo, 4096, fp)) {
+ MateWPItem * item;
+
+ if (foo[strlen (foo) - 1] == '\n') {
+ foo[strlen (foo) - 1] = '\0';
+ }
+
+ item = g_hash_table_lookup (data->wp_hash, foo);
+ if (item != NULL) {
+ continue;
+ }
+
+ if (!g_file_test (foo, G_FILE_TEST_EXISTS)) {
+ continue;
+ }
+
+ item = mate_wp_item_new (foo, data->wp_hash, data->thumb_factory);
+ if (item != NULL && item->fileinfo == NULL) {
+ mate_wp_item_free (item);
+ }
+ }
+ fclose (fp);
+ g_free (foo);
+ }
+ }
+
+ g_free (filename);
+}
+
+static void mate_wp_xml_load_xml (AppearanceData *data,
+ const gchar * filename) {
+ xmlDoc * wplist;
+ xmlNode * root, * list, * wpa;
+ xmlChar * nodelang;
+ const gchar * const * syslangs;
+ GdkColor color1, color2;
+ gint i;
+
+ wplist = xmlParseFile (filename);
+
+ if (!wplist)
+ return;
+
+ syslangs = g_get_language_names ();
+
+ root = xmlDocGetRootElement (wplist);
+
+ for (list = root->children; list != NULL; list = list->next) {
+ if (!strcmp ((gchar *)list->name, "wallpaper")) {
+ MateWPItem * wp;
+ gchar *pcolor = NULL, *scolor = NULL;
+ gchar *s;
+ gboolean have_scale = FALSE, have_shade = FALSE;
+
+ wp = g_new0 (MateWPItem, 1);
+
+ wp->deleted = mate_wp_xml_get_bool (list, "deleted");
+
+ for (wpa = list->children; wpa != NULL; wpa = wpa->next) {
+ if (wpa->type == XML_COMMENT_NODE) {
+ continue;
+ } else if (!strcmp ((gchar *)wpa->name, "filename")) {
+ if (wpa->last != NULL && wpa->last->content != NULL) {
+ const char * none = "(none)";
+ gchar *content = g_strstrip ((gchar *)wpa->last->content);
+
+ if (!strcmp (content, none))
+ wp->filename = g_strdup (content);
+ else if (g_utf8_validate (content, -1, NULL) &&
+ g_file_test (content, G_FILE_TEST_EXISTS))
+ wp->filename = g_strdup (content);
+ else
+ wp->filename = g_filename_from_utf8 (content, -1, NULL, NULL, NULL);
+ } else {
+ break;
+ }
+ } else if (!strcmp ((gchar *)wpa->name, "name")) {
+ if (wpa->last != NULL && wpa->last->content != NULL) {
+ nodelang = xmlNodeGetLang (wpa->last);
+
+ if (wp->name == NULL && nodelang == NULL) {
+ wp->name = g_strdup (g_strstrip ((gchar *)wpa->last->content));
+ } else {
+ for (i = 0; syslangs[i] != NULL; i++) {
+ if (!strcmp (syslangs[i], (gchar *)nodelang)) {
+ g_free (wp->name);
+ wp->name = g_strdup (g_strstrip ((gchar *)wpa->last->content));
+ break;
+ }
+ }
+ }
+
+ xmlFree (nodelang);
+ } else {
+ break;
+ }
+ } else if (!strcmp ((gchar *)wpa->name, "options")) {
+ if (wpa->last != NULL) {
+ wp->options = wp_item_string_to_option (g_strstrip ((gchar *)wpa->last->content));
+ have_scale = TRUE;
+ }
+ } else if (!strcmp ((gchar *)wpa->name, "shade_type")) {
+ if (wpa->last != NULL) {
+ wp->shade_type = wp_item_string_to_shading (g_strstrip ((gchar *)wpa->last->content));
+ have_shade = TRUE;
+ }
+ } else if (!strcmp ((gchar *)wpa->name, "pcolor")) {
+ if (wpa->last != NULL) {
+ pcolor = g_strdup (g_strstrip ((gchar *)wpa->last->content));
+ }
+ } else if (!strcmp ((gchar *)wpa->name, "scolor")) {
+ if (wpa->last != NULL) {
+ scolor = g_strdup (g_strstrip ((gchar *)wpa->last->content));
+ }
+ } else if (!strcmp ((gchar *)wpa->name, "text")) {
+ /* Do nothing here, libxml2 is being weird */
+ } else {
+ g_warning ("Unknown Tag: %s", wpa->name);
+ }
+ }
+
+ /* Make sure we don't already have this one and that filename exists */
+ if (wp->filename == NULL ||
+ g_hash_table_lookup (data->wp_hash, wp->filename) != NULL) {
+
+ mate_wp_item_free (wp);
+ g_free (pcolor);
+ g_free (scolor);
+ continue;
+ }
+
+ /* Verify the colors and alloc some GdkColors here */
+ if (!have_scale) {
+ s = mateconf_client_get_string (data->client, WP_OPTIONS_KEY, NULL);
+ wp->options = wp_item_string_to_option (s);
+ g_free (s);
+ }
+
+ if (!have_shade) {
+ s = mateconf_client_get_string (data->client, WP_SHADING_KEY, NULL);
+ wp->shade_type = wp_item_string_to_shading (s);
+ g_free (s);
+ }
+
+ if (pcolor == NULL) {
+ pcolor = mateconf_client_get_string (data->client,
+ WP_PCOLOR_KEY, NULL);
+ }
+ if (scolor == NULL) {
+ scolor = mateconf_client_get_string (data->client,
+ WP_SCOLOR_KEY, NULL);
+ }
+ gdk_color_parse (pcolor, &color1);
+ gdk_color_parse (scolor, &color2);
+ g_free (pcolor);
+ g_free (scolor);
+
+ wp->pcolor = gdk_color_copy (&color1);
+ wp->scolor = gdk_color_copy (&color2);
+
+ if ((wp->filename != NULL &&
+ g_file_test (wp->filename, G_FILE_TEST_EXISTS)) ||
+ !strcmp (wp->filename, "(none)")) {
+ wp->fileinfo = mate_wp_info_new (wp->filename, data->thumb_factory);
+
+ if (wp->name == NULL || !strcmp (wp->filename, "(none)")) {
+ g_free (wp->name);
+ wp->name = g_strdup (wp->fileinfo->name);
+ }
+
+ mate_wp_item_ensure_mate_bg (wp);
+ mate_wp_item_update_description (wp);
+ g_hash_table_insert (data->wp_hash, wp->filename, wp);
+ } else {
+ mate_wp_item_free (wp);
+ wp = NULL;
+ }
+ }
+ }
+ xmlFreeDoc (wplist);
+}
+
+static void mate_wp_file_changed (GFileMonitor *monitor,
+ GFile *file,
+ GFile *other_file,
+ GFileMonitorEvent event_type,
+ AppearanceData *data) {
+ gchar * filename;
+
+ switch (event_type) {
+ case G_FILE_MONITOR_EVENT_CHANGED:
+ case G_FILE_MONITOR_EVENT_CREATED:
+ filename = g_file_get_path (file);
+ mate_wp_xml_load_xml (data, filename);
+ g_free (filename);
+ break;
+ default:
+ break;
+ }
+}
+
+static void mate_wp_xml_add_monitor (GFile *directory,
+ AppearanceData *data) {
+ GFileMonitor *monitor;
+ GError *error = NULL;
+
+ monitor = g_file_monitor_directory (directory,
+ G_FILE_MONITOR_NONE,
+ NULL,
+ &error);
+ if (error != NULL) {
+ gchar *path;
+
+ path = g_file_get_parse_name (directory);
+ g_warning ("Unable to monitor directory %s: %s",
+ path, error->message);
+ g_error_free (error);
+ g_free (path);
+ return;
+ }
+
+ g_signal_connect (monitor, "changed",
+ G_CALLBACK (mate_wp_file_changed),
+ data);
+}
+
+static void mate_wp_xml_load_from_dir (const gchar *path,
+ AppearanceData *data) {
+ GFile *directory;
+ GFileEnumerator *enumerator;
+ GError *error = NULL;
+ GFileInfo *info;
+
+ if (!g_file_test (path, G_FILE_TEST_IS_DIR)) {
+ return;
+ }
+
+ directory = g_file_new_for_path (path);
+ enumerator = g_file_enumerate_children (directory,
+ G_FILE_ATTRIBUTE_STANDARD_NAME,
+ G_FILE_QUERY_INFO_NONE,
+ NULL,
+ &error);
+ if (error != NULL) {
+ g_warning ("Unable to check directory %s: %s", path, error->message);
+ g_error_free (error);
+ g_object_unref (directory);
+ return;
+ }
+
+ while ((info = g_file_enumerator_next_file (enumerator, NULL, NULL))) {
+ const gchar *filename;
+ gchar *fullpath;
+
+ filename = g_file_info_get_name (info);
+ fullpath = g_build_filename (path, filename, NULL);
+ g_object_unref (info);
+
+ mate_wp_xml_load_xml (data, fullpath);
+ g_free (fullpath);
+ }
+ g_file_enumerator_close (enumerator, NULL, NULL);
+
+ mate_wp_xml_add_monitor (directory, data);
+
+ g_object_unref (directory);
+}
+
+void mate_wp_xml_load_list (AppearanceData *data) {
+ const char * const *system_data_dirs;
+ gchar * datadir;
+ gchar * wpdbfile;
+ gint i;
+
+ wpdbfile = g_build_filename (g_get_home_dir (),
+ ".mate2",
+ "backgrounds.xml",
+ NULL);
+
+ if (g_file_test (wpdbfile, G_FILE_TEST_EXISTS)) {
+ mate_wp_xml_load_xml (data, wpdbfile);
+ } else {
+ g_free (wpdbfile);
+ wpdbfile = g_build_filename (g_get_home_dir (),
+ ".mate2",
+ "wp-list.xml",
+ NULL);
+ if (g_file_test (wpdbfile, G_FILE_TEST_EXISTS)) {
+ mate_wp_xml_load_xml (data, wpdbfile);
+ }
+ }
+ g_free (wpdbfile);
+
+ datadir = g_build_filename (g_get_user_data_dir (),
+ "mate-background-properties",
+ NULL);
+ mate_wp_xml_load_from_dir (datadir, data);
+ g_free (datadir);
+
+ system_data_dirs = g_get_system_data_dirs ();
+ for (i = 0; system_data_dirs[i]; i++) {
+ datadir = g_build_filename (system_data_dirs[i],
+ "mate-background-properties",
+ NULL);
+ mate_wp_xml_load_from_dir (datadir, data);
+ g_free (datadir);
+ }
+
+ mate_wp_xml_load_from_dir (WALLPAPER_DATADIR, data);
+
+ mate_wp_load_legacy (data);
+}
+
+static void mate_wp_list_flatten (const gchar * key, MateWPItem * item,
+ GSList ** list) {
+ g_return_if_fail (key != NULL);
+ g_return_if_fail (item != NULL);
+
+ *list = g_slist_prepend (*list, item);
+}
+
+void mate_wp_xml_save_list (AppearanceData *data) {
+ xmlDoc * wplist;
+ xmlNode * root, * wallpaper, * item;
+ GSList * list = NULL;
+ gchar * wpfile;
+
+ g_hash_table_foreach (data->wp_hash,
+ (GHFunc) mate_wp_list_flatten, &list);
+ g_hash_table_destroy (data->wp_hash);
+ list = g_slist_reverse (list);
+
+ wpfile = g_build_filename (g_get_home_dir (),
+ "/.mate2",
+ "backgrounds.xml",
+ NULL);
+
+ xmlKeepBlanksDefault (0);
+
+ wplist = xmlNewDoc ((xmlChar *)"1.0");
+ xmlCreateIntSubset (wplist, (xmlChar *)"wallpapers", NULL, (xmlChar *)"mate-wp-list.dtd");
+ root = xmlNewNode (NULL, (xmlChar *)"wallpapers");
+ xmlDocSetRootElement (wplist, root);
+
+ while (list != NULL) {
+ MateWPItem * wpitem = list->data;
+ const char * none = "(none)";
+ gchar * filename;
+ const gchar * scale, * shade;
+ gchar * pcolor, * scolor;
+
+ if (!strcmp (wpitem->filename, none) ||
+ (g_utf8_validate (wpitem->filename, -1, NULL) &&
+ g_file_test (wpitem->filename, G_FILE_TEST_EXISTS)))
+ filename = g_strdup (wpitem->filename);
+ else
+ filename = g_filename_to_utf8 (wpitem->filename, -1, NULL, NULL, NULL);
+
+ pcolor = gdk_color_to_string (wpitem->pcolor);
+ scolor = gdk_color_to_string (wpitem->scolor);
+ scale = wp_item_option_to_string (wpitem->options);
+ shade = wp_item_shading_to_string (wpitem->shade_type);
+
+ wallpaper = xmlNewChild (root, NULL, (xmlChar *)"wallpaper", NULL);
+ mate_wp_xml_set_bool (wallpaper, (xmlChar *)"deleted", wpitem->deleted);
+ item = xmlNewTextChild (wallpaper, NULL, (xmlChar *)"name", (xmlChar *)wpitem->name);
+ item = xmlNewTextChild (wallpaper, NULL, (xmlChar *)"filename", (xmlChar *)filename);
+ item = xmlNewTextChild (wallpaper, NULL, (xmlChar *)"options", (xmlChar *)scale);
+ item = xmlNewTextChild (wallpaper, NULL, (xmlChar *)"shade_type", (xmlChar *)shade);
+ item = xmlNewTextChild (wallpaper, NULL, (xmlChar *)"pcolor", (xmlChar *)pcolor);
+ item = xmlNewTextChild (wallpaper, NULL, (xmlChar *)"scolor", (xmlChar *)scolor);
+ g_free (pcolor);
+ g_free (scolor);
+ g_free (filename);
+
+ list = g_slist_delete_link (list, list);
+ mate_wp_item_free (wpitem);
+ }
+ xmlSaveFormatFile (wpfile, wplist, 1);
+ xmlFreeDoc (wplist);
+ g_free (wpfile);
+}