1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 parse.c for the Openbox window manager
4 Copyright (c) 2003-2007 Dana 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>
27 static gboolean xdg_start;
28 static gchar *xdg_config_home_path;
29 static gchar *xdg_data_home_path;
30 static GSList *xdg_config_dir_paths;
31 static GSList *xdg_data_dir_paths;
40 GHashTable *callbacks;
43 static void destfunc(struct Callback *c)
49 ObParseInst* parse_startup()
51 ObParseInst *i = g_new(ObParseInst, 1);
52 i->callbacks = g_hash_table_new_full(g_str_hash, g_str_equal, NULL,
53 (GDestroyNotify)destfunc);
57 void parse_shutdown(ObParseInst *i)
60 g_hash_table_destroy(i->callbacks);
65 void parse_register(ObParseInst *i, const gchar *tag,
66 ParseCallback func, gpointer data)
70 if ((c = g_hash_table_lookup(i->callbacks, tag))) {
71 g_warning("Tag '%s' already registered", tag);
75 c = g_new(struct Callback, 1);
76 c->tag = g_strdup(tag);
79 g_hash_table_insert(i->callbacks, c->tag, c);
82 gboolean parse_load_rc(const gchar *file, xmlDocPtr *doc, xmlNodePtr *root,
91 if ((r = parse_load(file, "openbox_config", doc, root)))
92 *fileused = g_strdup(file);
94 /* this won't run if the above code loaded a config */
95 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
98 path = g_build_filename(it->data, "openbox", "rc.xml", NULL);
99 if ((r = parse_load(path, "openbox_config", doc, root)))
106 g_warning("Unable to find a valid config file, using defaults");
110 gboolean parse_load_theme(const gchar *name, xmlDocPtr *doc, xmlNodePtr *root,
117 /* backward compatibility.. */
118 path = g_build_filename(g_get_home_dir(), ".themes", name,
119 "openbox-3", "themerc.xml", NULL);
120 if ((r = parse_load(path, "openbox_theme", doc, root)))
121 *retpath = g_path_get_dirname(path);
125 for (it = xdg_data_dir_paths; !r && it; it = g_slist_next(it)) {
126 path = g_build_filename(it->data, "themes", name, "openbox-3",
127 "themerc.xml", NULL);
128 if ((r = parse_load(path, "openbox_theme", doc, root)))
129 *retpath = g_path_get_dirname(path);
134 g_warning("Unable to load the theme %s", name);
138 gboolean parse_load_menu(const gchar *file, xmlDocPtr *doc, xmlNodePtr *root)
144 if (file[0] == '/') {
145 r = parse_load(file, "openbox_menu", doc, root);
147 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
148 path = g_build_filename(it->data, "openbox", file, NULL);
149 r = parse_load(path, "openbox_menu", doc, root);
154 g_warning("Unable to find a valid menu file '%s'", file);
158 gboolean parse_load(const gchar *path, const gchar *rootname,
159 xmlDocPtr *doc, xmlNodePtr *root)
162 if (stat(path, &s) < 0)
165 /* XML_PARSE_BLANKS is needed apparently. When it loads a theme file,
166 without this option, the tree is weird and has extra nodes in it. */
167 if ((*doc = xmlReadFile(path, NULL,
168 XML_PARSE_NOBLANKS | XML_PARSE_RECOVER))) {
169 *root = xmlDocGetRootElement(*doc);
173 g_warning("%s is an empty document", path);
175 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
178 g_warning("Document %s is of wrong type. root node is "
179 "not '%s'", path, rootname);
188 gboolean parse_load_mem(gpointer data, guint len, const gchar *rootname,
189 xmlDocPtr *doc, xmlNodePtr *root)
191 if ((*doc = xmlParseMemory(data, len))) {
192 *root = xmlDocGetRootElement(*doc);
196 g_warning("Given memory is an empty document");
198 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
201 g_warning("Document in given memory is of wrong type. root "
202 "node is not '%s'", rootname);
211 void parse_close(xmlDocPtr doc)
216 void parse_tree(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node)
219 struct Callback *c = g_hash_table_lookup(i->callbacks, node->name);
222 c->func(i, doc, node, c->data);
228 gchar *parse_string(xmlDocPtr doc, xmlNodePtr node)
230 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
231 gchar *s = g_strdup(c ? (gchar*)c : "");
236 gint parse_int(xmlDocPtr doc, xmlNodePtr node)
238 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
239 gint i = atoi((gchar*)c);
244 gboolean parse_bool(xmlDocPtr doc, xmlNodePtr node)
246 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
248 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
250 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
252 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
258 gboolean parse_contains(const gchar *val, xmlDocPtr doc, xmlNodePtr node)
260 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
262 r = !xmlStrcasecmp(c, (const xmlChar*) val);
267 xmlNodePtr parse_find_node(const gchar *tag, xmlNodePtr node)
270 if (!xmlStrcmp(node->name, (const xmlChar*) tag))
277 gboolean parse_attr_bool(const gchar *name, xmlNodePtr node, gboolean *value)
279 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
282 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
283 *value = TRUE, r = TRUE;
284 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
285 *value = TRUE, r = TRUE;
286 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
287 *value = TRUE, r = TRUE;
288 else if (!xmlStrcasecmp(c, (const xmlChar*) "false"))
289 *value = FALSE, r = TRUE;
290 else if (!xmlStrcasecmp(c, (const xmlChar*) "no"))
291 *value = FALSE, r = TRUE;
292 else if (!xmlStrcasecmp(c, (const xmlChar*) "off"))
293 *value = FALSE, r = TRUE;
299 gboolean parse_attr_int(const gchar *name, xmlNodePtr node, gint *value)
301 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
304 *value = atoi((gchar*)c);
311 gboolean parse_attr_string(const gchar *name, xmlNodePtr node, gchar **value)
313 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
316 *value = g_strdup((gchar*)c);
323 gboolean parse_attr_contains(const gchar *val, xmlNodePtr node,
326 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
329 r = !xmlStrcasecmp(c, (const xmlChar*) val);
334 static gint slist_path_cmp(const gchar *a, const gchar *b)
339 typedef GSList* (*GSListFunc) (gpointer list, gconstpointer data);
341 static GSList* slist_path_add(GSList *list, gpointer data, GSListFunc func)
348 if (!g_slist_find_custom(list, data, (GCompareFunc) slist_path_cmp))
349 list = func(list, data);
356 static GSList* split_paths(const gchar *paths)
363 spl = g_strsplit(paths, ":", -1);
364 for (it = spl; *it; ++it)
365 list = slist_path_add(list, *it, (GSListFunc) g_slist_append);
370 void parse_paths_startup()
378 path = g_getenv("XDG_CONFIG_HOME");
379 if (path && path[0] != '\0') /* not unset or empty */
380 xdg_config_home_path = g_build_filename(path, NULL);
382 xdg_config_home_path = g_build_filename(g_get_home_dir(), ".config",
385 path = g_getenv("XDG_DATA_HOME");
386 if (path && path[0] != '\0') /* not unset or empty */
387 xdg_data_home_path = g_build_filename(path, NULL);
389 xdg_data_home_path = g_build_filename(g_get_home_dir(), ".local",
392 path = g_getenv("XDG_CONFIG_DIRS");
393 if (path && path[0] != '\0') /* not unset or empty */
394 xdg_config_dir_paths = split_paths(path);
396 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
398 (GSListFunc) g_slist_append);
399 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
403 (GSListFunc) g_slist_append);
405 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
406 g_strdup(xdg_config_home_path),
407 (GSListFunc) g_slist_prepend);
409 path = g_getenv("XDG_DATA_DIRS");
410 if (path && path[0] != '\0') /* not unset or empty */
411 xdg_data_dir_paths = split_paths(path);
413 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
416 "usr", "local", "share", NULL),
417 (GSListFunc) g_slist_append);
418 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
421 "usr", "share", NULL),
422 (GSListFunc) g_slist_append);
423 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
425 (GSListFunc) g_slist_append);
427 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
428 g_strdup(xdg_data_home_path),
429 (GSListFunc) g_slist_prepend);
432 void parse_paths_shutdown()
440 for (it = xdg_config_dir_paths; it; it = g_slist_next(it))
442 g_slist_free(xdg_config_dir_paths);
443 xdg_config_dir_paths = NULL;
444 for (it = xdg_data_dir_paths; it; it = g_slist_next(it))
446 g_slist_free(xdg_data_dir_paths);
447 xdg_data_dir_paths = NULL;
448 g_free(xdg_config_home_path);
449 xdg_config_home_path = NULL;
450 g_free(xdg_data_home_path);
451 xdg_data_home_path = NULL;
454 gchar *parse_expand_tilde(const gchar *f)
461 spl = g_strsplit(f, "~", 0);
462 ret = g_strjoinv(g_get_home_dir(), spl);
467 gboolean parse_mkdir(const gchar *path, gint mode)
471 g_return_val_if_fail(path != NULL, FALSE);
472 g_return_val_if_fail(path[0] != '\0', FALSE);
474 if (!g_file_test(path, G_FILE_TEST_IS_DIR))
475 if (mkdir(path, mode) == -1)
481 gboolean parse_mkdir_path(const gchar *path, gint mode)
485 g_return_val_if_fail(path != NULL, FALSE);
486 g_return_val_if_fail(path[0] == '/', FALSE);
488 if (!g_file_test(path, G_FILE_TEST_IS_DIR)) {
493 while ((e = strchr(e + 1, '/'))) {
495 if (!(ret = parse_mkdir(c, mode)))
496 goto parse_mkdir_path_end;
499 ret = parse_mkdir(c, mode);
501 parse_mkdir_path_end:
508 const gchar* parse_xdg_config_home_path()
510 return xdg_config_home_path;
513 const gchar* parse_xdg_data_home_path()
515 return xdg_data_home_path;
518 GSList* parse_xdg_config_dir_paths()
520 return xdg_config_dir_paths;
523 GSList* parse_xdg_data_dir_paths()
525 return xdg_data_dir_paths;