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,
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)))
108 gboolean parse_load_theme(const gchar *name, xmlDocPtr *doc, xmlNodePtr *root,
115 /* backward compatibility.. */
116 path = g_build_filename(g_get_home_dir(), ".themes", name,
117 "openbox-3", "themerc.xml", NULL);
118 if ((r = parse_load(path, "openbox_theme", doc, root)))
119 *retpath = g_path_get_dirname(path);
123 for (it = xdg_data_dir_paths; !r && it; it = g_slist_next(it)) {
124 path = g_build_filename(it->data, "themes", name, "openbox-3",
125 "themerc.xml", NULL);
126 if ((r = parse_load(path, "openbox_theme", doc, root)))
127 *retpath = g_path_get_dirname(path);
134 gboolean parse_load_menu(const gchar *file, xmlDocPtr *doc, xmlNodePtr *root)
140 if (file[0] == '/') {
141 r = parse_load(file, "openbox_menu", doc, root);
143 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
144 path = g_build_filename(it->data, "openbox", file, NULL);
145 r = parse_load(path, "openbox_menu", doc, root);
152 gboolean parse_load(const gchar *path, const gchar *rootname,
153 xmlDocPtr *doc, xmlNodePtr *root)
156 if (stat(path, &s) < 0)
159 /* XML_PARSE_BLANKS is needed apparently. When it loads a theme file,
160 without this option, the tree is weird and has extra nodes in it. */
161 if ((*doc = xmlReadFile(path, NULL,
162 XML_PARSE_NOBLANKS | XML_PARSE_RECOVER))) {
163 *root = xmlDocGetRootElement(*doc);
167 g_message("%s is an empty document", path);
169 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
172 g_message("XML Document %s is of wrong type. Root "
173 "node is not '%s'", path, rootname);
182 gboolean parse_load_mem(gpointer data, guint len, const gchar *rootname,
183 xmlDocPtr *doc, xmlNodePtr *root)
185 if ((*doc = xmlParseMemory(data, len))) {
186 *root = xmlDocGetRootElement(*doc);
190 g_message("Given memory is an empty document");
192 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
195 g_message("XML Document in given memory is of wrong "
196 "type. Root node is not '%s'\n", rootname);
205 void parse_close(xmlDocPtr doc)
210 void parse_tree(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node)
213 struct Callback *c = g_hash_table_lookup(i->callbacks, node->name);
216 c->func(i, doc, node, c->data);
222 gchar *parse_string(xmlDocPtr doc, xmlNodePtr node)
224 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
225 gchar *s = g_strdup(c ? (gchar*)c : "");
230 gint parse_int(xmlDocPtr doc, xmlNodePtr node)
232 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
233 gint i = atoi((gchar*)c);
238 gboolean parse_bool(xmlDocPtr doc, xmlNodePtr node)
240 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
242 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
244 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
246 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
252 gboolean parse_contains(const gchar *val, xmlDocPtr doc, xmlNodePtr node)
254 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
256 r = !xmlStrcasecmp(c, (const xmlChar*) val);
261 xmlNodePtr parse_find_node(const gchar *tag, xmlNodePtr node)
264 if (!xmlStrcmp(node->name, (const xmlChar*) tag))
271 gboolean parse_attr_bool(const gchar *name, xmlNodePtr node, gboolean *value)
273 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
276 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
277 *value = TRUE, r = TRUE;
278 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
279 *value = TRUE, r = TRUE;
280 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
281 *value = TRUE, r = TRUE;
282 else if (!xmlStrcasecmp(c, (const xmlChar*) "false"))
283 *value = FALSE, r = TRUE;
284 else if (!xmlStrcasecmp(c, (const xmlChar*) "no"))
285 *value = FALSE, r = TRUE;
286 else if (!xmlStrcasecmp(c, (const xmlChar*) "off"))
287 *value = FALSE, r = TRUE;
293 gboolean parse_attr_int(const gchar *name, xmlNodePtr node, gint *value)
295 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
298 *value = atoi((gchar*)c);
305 gboolean parse_attr_string(const gchar *name, xmlNodePtr node, gchar **value)
307 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
310 *value = g_strdup((gchar*)c);
317 gboolean parse_attr_contains(const gchar *val, xmlNodePtr node,
320 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
323 r = !xmlStrcasecmp(c, (const xmlChar*) val);
328 static gint slist_path_cmp(const gchar *a, const gchar *b)
333 typedef GSList* (*GSListFunc) (gpointer list, gconstpointer data);
335 static GSList* slist_path_add(GSList *list, gpointer data, GSListFunc func)
342 if (!g_slist_find_custom(list, data, (GCompareFunc) slist_path_cmp))
343 list = func(list, data);
350 static GSList* split_paths(const gchar *paths)
357 spl = g_strsplit(paths, ":", -1);
358 for (it = spl; *it; ++it)
359 list = slist_path_add(list, *it, (GSListFunc) g_slist_append);
364 void parse_paths_startup()
372 path = g_getenv("XDG_CONFIG_HOME");
373 if (path && path[0] != '\0') /* not unset or empty */
374 xdg_config_home_path = g_build_filename(path, NULL);
376 xdg_config_home_path = g_build_filename(g_get_home_dir(), ".config",
379 path = g_getenv("XDG_DATA_HOME");
380 if (path && path[0] != '\0') /* not unset or empty */
381 xdg_data_home_path = g_build_filename(path, NULL);
383 xdg_data_home_path = g_build_filename(g_get_home_dir(), ".local",
386 path = g_getenv("XDG_CONFIG_DIRS");
387 if (path && path[0] != '\0') /* not unset or empty */
388 xdg_config_dir_paths = split_paths(path);
390 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
392 (GSListFunc) g_slist_append);
393 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
397 (GSListFunc) g_slist_append);
399 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
400 g_strdup(xdg_config_home_path),
401 (GSListFunc) g_slist_prepend);
403 path = g_getenv("XDG_DATA_DIRS");
404 if (path && path[0] != '\0') /* not unset or empty */
405 xdg_data_dir_paths = split_paths(path);
407 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
410 "usr", "local", "share", NULL),
411 (GSListFunc) g_slist_append);
412 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
415 "usr", "share", NULL),
416 (GSListFunc) g_slist_append);
417 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
419 (GSListFunc) g_slist_append);
421 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
422 g_strdup(xdg_data_home_path),
423 (GSListFunc) g_slist_prepend);
426 void parse_paths_shutdown()
434 for (it = xdg_config_dir_paths; it; it = g_slist_next(it))
436 g_slist_free(xdg_config_dir_paths);
437 xdg_config_dir_paths = NULL;
438 for (it = xdg_data_dir_paths; it; it = g_slist_next(it))
440 g_slist_free(xdg_data_dir_paths);
441 xdg_data_dir_paths = NULL;
442 g_free(xdg_config_home_path);
443 xdg_config_home_path = NULL;
444 g_free(xdg_data_home_path);
445 xdg_data_home_path = NULL;
448 gchar *parse_expand_tilde(const gchar *f)
455 spl = g_strsplit(f, "~", 0);
456 ret = g_strjoinv(g_get_home_dir(), spl);
461 gboolean parse_mkdir(const gchar *path, gint mode)
465 g_return_val_if_fail(path != NULL, FALSE);
466 g_return_val_if_fail(path[0] != '\0', FALSE);
468 if (!g_file_test(path, G_FILE_TEST_IS_DIR))
469 if (mkdir(path, mode) == -1)
475 gboolean parse_mkdir_path(const gchar *path, gint mode)
479 g_return_val_if_fail(path != NULL, FALSE);
480 g_return_val_if_fail(path[0] == '/', FALSE);
482 if (!g_file_test(path, G_FILE_TEST_IS_DIR)) {
487 while ((e = strchr(e + 1, '/'))) {
489 if (!(ret = parse_mkdir(c, mode)))
490 goto parse_mkdir_path_end;
493 ret = parse_mkdir(c, mode);
495 parse_mkdir_path_end:
502 const gchar* parse_xdg_config_home_path()
504 return xdg_config_home_path;
507 const gchar* parse_xdg_data_home_path()
509 return xdg_data_home_path;
512 GSList* parse_xdg_config_dir_paths()
514 return xdg_config_dir_paths;
517 GSList* parse_xdg_data_dir_paths()
519 return xdg_data_dir_paths;