1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 parse.c for the Openbox window manager
4 Copyright (c) 2003 Ben Jansens
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 See the COPYING file for a copy of the GNU General Public License.
24 #include <sys/types.h>
26 static gboolean xdg_start;
27 static gchar *xdg_config_home_path;
28 static gchar *xdg_data_home_path;
29 static GSList *xdg_config_dir_paths;
30 static GSList *xdg_data_dir_paths;
39 GHashTable *callbacks;
42 static void destfunc(struct Callback *c)
48 ObParseInst* parse_startup()
50 ObParseInst *i = g_new(ObParseInst, 1);
51 i->callbacks = g_hash_table_new_full(g_str_hash, g_str_equal, NULL,
52 (GDestroyNotify)destfunc);
56 void parse_shutdown(ObParseInst *i)
59 g_hash_table_destroy(i->callbacks);
64 void parse_register(ObParseInst *i, const gchar *tag,
65 ParseCallback func, void *data)
69 if ((c = g_hash_table_lookup(i->callbacks, tag))) {
70 g_warning("tag '%s' already registered", tag);
74 c = g_new(struct Callback, 1);
75 c->tag = g_strdup(tag);
78 g_hash_table_insert(i->callbacks, c->tag, c);
81 gboolean parse_load_rc(xmlDocPtr *doc, xmlNodePtr *root)
87 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
88 path = g_build_filename(it->data, "openbox", "rc.xml", NULL);
89 r = parse_load(path, "openbox_config", doc, root);
93 g_warning("unable to find a valid config file, using defaults");
97 gboolean parse_load_menu(const gchar *file, xmlDocPtr *doc, xmlNodePtr *root)
103 if (file[0] == '/') {
104 r = parse_load(file, "openbox_menu", doc, root);
106 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
107 path = g_build_filename(it->data, "openbox", file, NULL);
108 r = parse_load(path, "openbox_menu", doc, root);
113 g_warning("unable to find a valid menu file '%s'", file);
117 gboolean parse_load(const gchar *path, const gchar *rootname,
118 xmlDocPtr *doc, xmlNodePtr *root)
120 if ((*doc = xmlParseFile(path))) {
121 *root = xmlDocGetRootElement(*doc);
125 g_warning("%s is an empty document", path);
127 if (xmlStrcasecmp((*root)->name, (const xmlChar*)rootname)) {
130 g_warning("document %s is of wrong type. root node is "
131 "not '%s'", path, rootname);
140 gboolean parse_load_mem(gpointer data, guint len, const gchar *rootname,
141 xmlDocPtr *doc, xmlNodePtr *root)
143 if ((*doc = xmlParseMemory(data, len))) {
144 *root = xmlDocGetRootElement(*doc);
148 g_warning("Given memory is an empty document");
150 if (xmlStrcasecmp((*root)->name, (const xmlChar*)rootname)) {
153 g_warning("document in given memory is of wrong type. root "
154 "node is not '%s'", rootname);
163 void parse_close(xmlDocPtr doc)
168 void parse_tree(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node)
171 struct Callback *c = g_hash_table_lookup(i->callbacks, node->name);
174 c->func(i, doc, node, c->data);
180 gchar *parse_string(xmlDocPtr doc, xmlNodePtr node)
182 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
183 gchar *s = g_strdup(c ? (gchar*)c : "");
188 gint parse_int(xmlDocPtr doc, xmlNodePtr node)
190 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
191 gint i = atoi((gchar*)c);
196 gboolean parse_bool(xmlDocPtr doc, xmlNodePtr node)
198 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
200 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
202 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
204 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
210 gboolean parse_contains(const gchar *val, xmlDocPtr doc, xmlNodePtr node)
212 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
214 r = !xmlStrcasecmp(c, (const xmlChar*) val);
219 xmlNodePtr parse_find_node(const gchar *tag, xmlNodePtr node)
222 if (!xmlStrcasecmp(node->name, (const xmlChar*) tag))
229 gboolean parse_attr_int(const gchar *name, xmlNodePtr node, gint *value)
231 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
234 *value = atoi((gchar*)c);
241 gboolean parse_attr_string(const gchar *name, xmlNodePtr node, gchar **value)
243 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
246 *value = g_strdup((gchar*)c);
253 gboolean parse_attr_contains(const gchar *val, xmlNodePtr node,
256 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
258 r = !xmlStrcasecmp(c, (const xmlChar*) val);
263 static gint slist_path_cmp(const gchar *a, const gchar *b)
268 typedef GSList* (*GSListFunc) (gpointer list, gconstpointer data);
270 static GSList* slist_path_add(GSList *list, gpointer data, GSListFunc func)
277 if (!g_slist_find_custom(list, data, (GCompareFunc) slist_path_cmp))
278 list = func(list, data);
283 static GSList* split_paths(const gchar *paths)
290 spl = g_strsplit(paths, ":", -1);
291 for (it = spl; *it; ++it)
292 list = slist_path_add(list, *it, (GSListFunc) g_slist_append);
297 void parse_paths_startup()
305 path = g_getenv("XDG_CONFIG_HOME");
306 if (path && path[0] != '\0') /* not unset or empty */
307 xdg_config_home_path = g_build_filename(path, NULL);
309 xdg_config_home_path = g_build_filename(g_get_home_dir(), ".config",
312 path = g_getenv("XDG_DATA_HOME");
313 if (path && path[0] != '\0') /* not unset or empty */
314 xdg_data_home_path = g_build_filename(path, NULL);
316 xdg_data_home_path = g_build_filename(g_get_home_dir(), ".local",
319 path = g_getenv("XDG_CONFIG_DIRS");
320 if (path && path[0] != '\0') /* not unset or empty */
321 xdg_config_dir_paths = split_paths(path);
323 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
327 (GSListFunc) g_slist_append);
328 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
330 (GSListFunc) g_slist_append);
332 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
333 xdg_config_home_path,
334 (GSListFunc) g_slist_prepend);
336 path = g_getenv("XDG_DATA_DIRS");
337 if (path && path[0] != '\0') /* not unset or empty */
338 xdg_data_dir_paths = split_paths(path);
340 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
343 "usr", "local", "share", NULL),
344 (GSListFunc) g_slist_append);
345 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
348 "usr", "share", NULL),
349 (GSListFunc) g_slist_append);
350 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
352 (GSListFunc) g_slist_append);
354 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
356 (GSListFunc) g_slist_prepend);
359 void parse_paths_shutdown()
367 for (it = xdg_config_dir_paths; it; it = g_slist_next(it))
369 g_slist_free(xdg_config_dir_paths);
370 xdg_config_dir_paths = NULL;
371 for (it = xdg_data_dir_paths; it; it = g_slist_next(it))
373 g_slist_free(xdg_data_dir_paths);
374 xdg_data_dir_paths = NULL;
377 gchar *parse_expand_tilde(const gchar *f)
384 spl = g_strsplit(f, "~", 0);
385 ret = g_strjoinv(g_get_home_dir(), spl);
390 gboolean parse_mkdir(const gchar *path, gint mode)
394 g_return_val_if_fail(path != NULL, FALSE);
395 g_return_val_if_fail(path[0] != '\0', FALSE);
397 if (!g_file_test(path, G_FILE_TEST_IS_DIR))
398 if (mkdir(path, mode) == -1)
404 gboolean parse_mkdir_path(const gchar *path, gint mode)
408 g_return_val_if_fail(path != NULL, FALSE);
409 g_return_val_if_fail(path[0] == '/', FALSE);
411 if (!g_file_test(path, G_FILE_TEST_IS_DIR)) {
416 while ((e = strchr(e + 1, '/'))) {
418 if (!(ret = parse_mkdir(c, mode)))
419 goto parse_mkdir_path_end;
422 ret = parse_mkdir(c, mode);
424 parse_mkdir_path_end:
431 const gchar* parse_xdg_config_home_path()
433 return xdg_config_home_path;
436 const gchar* parse_xdg_data_home_path()
438 return xdg_data_home_path;
441 GSList* parse_xdg_config_dir_paths()
443 return xdg_config_dir_paths;
446 GSList* parse_xdg_data_dir_paths()
448 return xdg_data_dir_paths;