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_error("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,
90 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
92 if ((r = parse_load(file, "openbox_config", doc, root)))
93 *fileused = g_strdup(file);
97 path = g_build_filename(it->data, "openbox", "rc.xml", NULL);
98 if ((r = parse_load(path, "openbox_config", doc, root)))
107 gboolean parse_load_theme(const gchar *name, xmlDocPtr *doc, xmlNodePtr *root,
114 /* backward compatibility.. */
115 path = g_build_filename(g_get_home_dir(), ".themes", name,
116 "openbox-3", "themerc.xml", NULL);
117 if ((r = parse_load(path, "openbox_theme", doc, root)))
118 *retpath = g_path_get_dirname(path);
122 for (it = xdg_data_dir_paths; !r && it; it = g_slist_next(it)) {
123 path = g_build_filename(it->data, "themes", name, "openbox-3",
124 "themerc.xml", NULL);
125 if ((r = parse_load(path, "openbox_theme", doc, root)))
126 *retpath = g_path_get_dirname(path);
133 gboolean parse_load_menu(const gchar *file, xmlDocPtr *doc, xmlNodePtr *root)
139 if (file[0] == '/') {
140 r = parse_load(file, "openbox_menu", doc, root);
142 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
143 path = g_build_filename(it->data, "openbox", file, NULL);
144 r = parse_load(path, "openbox_menu", doc, root);
151 gboolean parse_load(const gchar *path, const gchar *rootname,
152 xmlDocPtr *doc, xmlNodePtr *root)
155 if (stat(path, &s) < 0)
158 /* XML_PARSE_BLANKS is needed apparently. When it loads a theme file,
159 without this option, the tree is weird and has extra nodes in it. */
160 if ((*doc = xmlReadFile(path, NULL,
161 XML_PARSE_NOBLANKS | XML_PARSE_RECOVER))) {
162 *root = xmlDocGetRootElement(*doc);
166 g_message("%s is an empty document", path);
168 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
171 g_message("XML Document %s is of wrong type. Root "
172 "node is not '%s'", path, rootname);
181 gboolean parse_load_mem(gpointer data, guint len, const gchar *rootname,
182 xmlDocPtr *doc, xmlNodePtr *root)
184 if ((*doc = xmlParseMemory(data, len))) {
185 *root = xmlDocGetRootElement(*doc);
189 g_message("Given memory is an empty document");
191 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
194 g_message("XML Document in given memory is of wrong "
195 "type. Root node is not '%s'\n", rootname);
204 void parse_close(xmlDocPtr doc)
209 void parse_tree(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node)
212 struct Callback *c = g_hash_table_lookup(i->callbacks, node->name);
215 c->func(i, doc, node, c->data);
221 gchar *parse_string(xmlDocPtr doc, xmlNodePtr node)
223 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
224 gchar *s = g_strdup(c ? (gchar*)c : "");
229 gint parse_int(xmlDocPtr doc, xmlNodePtr node)
231 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
232 gint i = atoi((gchar*)c);
237 gboolean parse_bool(xmlDocPtr doc, xmlNodePtr node)
239 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
241 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
243 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
245 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
251 gboolean parse_contains(const gchar *val, xmlDocPtr doc, xmlNodePtr node)
253 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
255 r = !xmlStrcasecmp(c, (const xmlChar*) val);
260 xmlNodePtr parse_find_node(const gchar *tag, xmlNodePtr node)
263 if (!xmlStrcmp(node->name, (const xmlChar*) tag))
270 gboolean parse_attr_bool(const gchar *name, xmlNodePtr node, gboolean *value)
272 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
275 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
276 *value = TRUE, r = TRUE;
277 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
278 *value = TRUE, r = TRUE;
279 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
280 *value = TRUE, r = TRUE;
281 else if (!xmlStrcasecmp(c, (const xmlChar*) "false"))
282 *value = FALSE, r = TRUE;
283 else if (!xmlStrcasecmp(c, (const xmlChar*) "no"))
284 *value = FALSE, r = TRUE;
285 else if (!xmlStrcasecmp(c, (const xmlChar*) "off"))
286 *value = FALSE, r = TRUE;
292 gboolean parse_attr_int(const gchar *name, xmlNodePtr node, gint *value)
294 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
297 *value = atoi((gchar*)c);
304 gboolean parse_attr_string(const gchar *name, xmlNodePtr node, gchar **value)
306 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
309 *value = g_strdup((gchar*)c);
316 gboolean parse_attr_contains(const gchar *val, xmlNodePtr node,
319 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
322 r = !xmlStrcasecmp(c, (const xmlChar*) val);
327 static gint slist_path_cmp(const gchar *a, const gchar *b)
332 typedef GSList* (*GSListFunc) (gpointer list, gconstpointer data);
334 static GSList* slist_path_add(GSList *list, gpointer data, GSListFunc func)
341 if (!g_slist_find_custom(list, data, (GCompareFunc) slist_path_cmp))
342 list = func(list, data);
349 static GSList* split_paths(const gchar *paths)
356 spl = g_strsplit(paths, ":", -1);
357 for (it = spl; *it; ++it)
358 list = slist_path_add(list, *it, (GSListFunc) g_slist_append);
363 void parse_paths_startup()
371 path = g_getenv("XDG_CONFIG_HOME");
372 if (path && path[0] != '\0') /* not unset or empty */
373 xdg_config_home_path = g_build_filename(path, NULL);
375 xdg_config_home_path = g_build_filename(g_get_home_dir(), ".config",
378 path = g_getenv("XDG_DATA_HOME");
379 if (path && path[0] != '\0') /* not unset or empty */
380 xdg_data_home_path = g_build_filename(path, NULL);
382 xdg_data_home_path = g_build_filename(g_get_home_dir(), ".local",
385 path = g_getenv("XDG_CONFIG_DIRS");
386 if (path && path[0] != '\0') /* not unset or empty */
387 xdg_config_dir_paths = split_paths(path);
389 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
391 (GSListFunc) g_slist_append);
392 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
396 (GSListFunc) g_slist_append);
398 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
399 g_strdup(xdg_config_home_path),
400 (GSListFunc) g_slist_prepend);
402 path = g_getenv("XDG_DATA_DIRS");
403 if (path && path[0] != '\0') /* not unset or empty */
404 xdg_data_dir_paths = split_paths(path);
406 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
409 "usr", "local", "share", NULL),
410 (GSListFunc) g_slist_append);
411 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
414 "usr", "share", NULL),
415 (GSListFunc) g_slist_append);
416 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
418 (GSListFunc) g_slist_append);
420 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
421 g_strdup(xdg_data_home_path),
422 (GSListFunc) g_slist_prepend);
425 void parse_paths_shutdown()
433 for (it = xdg_config_dir_paths; it; it = g_slist_next(it))
435 g_slist_free(xdg_config_dir_paths);
436 xdg_config_dir_paths = NULL;
437 for (it = xdg_data_dir_paths; it; it = g_slist_next(it))
439 g_slist_free(xdg_data_dir_paths);
440 xdg_data_dir_paths = NULL;
441 g_free(xdg_config_home_path);
442 xdg_config_home_path = NULL;
443 g_free(xdg_data_home_path);
444 xdg_data_home_path = NULL;
447 gchar *parse_expand_tilde(const gchar *f)
454 spl = g_strsplit(f, "~", 0);
455 ret = g_strjoinv(g_get_home_dir(), spl);
460 gboolean parse_mkdir(const gchar *path, gint mode)
464 g_return_val_if_fail(path != NULL, FALSE);
465 g_return_val_if_fail(path[0] != '\0', FALSE);
467 if (!g_file_test(path, G_FILE_TEST_IS_DIR))
468 if (mkdir(path, mode) == -1)
474 gboolean parse_mkdir_path(const gchar *path, gint mode)
478 g_return_val_if_fail(path != NULL, FALSE);
479 g_return_val_if_fail(path[0] == '/', FALSE);
481 if (!g_file_test(path, G_FILE_TEST_IS_DIR)) {
486 while ((e = strchr(e + 1, '/'))) {
488 if (!(ret = parse_mkdir(c, mode)))
489 goto parse_mkdir_path_end;
492 ret = parse_mkdir(c, mode);
494 parse_mkdir_path_end:
501 const gchar* parse_xdg_config_home_path()
503 return xdg_config_home_path;
506 const gchar* parse_xdg_data_home_path()
508 return xdg_data_home_path;
511 GSList* parse_xdg_config_dir_paths()
513 return xdg_config_dir_paths;
516 GSList* parse_xdg_data_dir_paths()
518 return xdg_data_dir_paths;