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,
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)))
105 g_warning("Unable to find a valid config file, using defaults");
109 gboolean parse_load_theme(const gchar *name, xmlDocPtr *doc, xmlNodePtr *root,
116 /* backward compatibility.. */
117 path = g_build_filename(g_get_home_dir(), ".themes", name,
118 "openbox-3", "themerc.xml", NULL);
119 if ((r = parse_load(path, "openbox_theme", doc, root)))
120 *retpath = g_path_get_dirname(path);
124 for (it = xdg_data_dir_paths; !r && it; it = g_slist_next(it)) {
125 path = g_build_filename(it->data, "themes", name, "openbox-3",
126 "themerc.xml", NULL);
127 if ((r = parse_load(path, "openbox_theme", doc, root)))
128 *retpath = g_path_get_dirname(path);
133 g_warning("Unable to load the theme %s", name);
137 gboolean parse_load_menu(const gchar *file, xmlDocPtr *doc, xmlNodePtr *root)
143 if (file[0] == '/') {
144 r = parse_load(file, "openbox_menu", doc, root);
146 for (it = xdg_config_dir_paths; !r && it; it = g_slist_next(it)) {
147 path = g_build_filename(it->data, "openbox", file, NULL);
148 r = parse_load(path, "openbox_menu", doc, root);
153 g_warning("Unable to find a valid menu file '%s'", file);
157 gboolean parse_load(const gchar *path, const gchar *rootname,
158 xmlDocPtr *doc, xmlNodePtr *root)
161 if (stat(path, &s) < 0)
164 /* XML_PARSE_BLANKS is needed apparently. When it loads a theme file,
165 without this option, the tree is weird and has extra nodes in it. */
166 if ((*doc = xmlReadFile(path, NULL,
167 XML_PARSE_NOBLANKS | XML_PARSE_RECOVER))) {
168 *root = xmlDocGetRootElement(*doc);
172 g_warning("%s is an empty document", path);
174 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
177 g_warning("Document %s is of wrong type. root node is "
178 "not '%s'", path, rootname);
187 gboolean parse_load_mem(gpointer data, guint len, const gchar *rootname,
188 xmlDocPtr *doc, xmlNodePtr *root)
190 if ((*doc = xmlParseMemory(data, len))) {
191 *root = xmlDocGetRootElement(*doc);
195 g_warning("Given memory is an empty document");
197 if (xmlStrcmp((*root)->name, (const xmlChar*)rootname)) {
200 g_warning("Document in given memory is of wrong type. root "
201 "node is not '%s'", rootname);
210 void parse_close(xmlDocPtr doc)
215 void parse_tree(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node)
218 struct Callback *c = g_hash_table_lookup(i->callbacks, node->name);
221 c->func(i, doc, node, c->data);
227 gchar *parse_string(xmlDocPtr doc, xmlNodePtr node)
229 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
230 gchar *s = g_strdup(c ? (gchar*)c : "");
235 gint parse_int(xmlDocPtr doc, xmlNodePtr node)
237 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
238 gint i = atoi((gchar*)c);
243 gboolean parse_bool(xmlDocPtr doc, xmlNodePtr node)
245 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
247 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
249 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
251 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
257 gboolean parse_contains(const gchar *val, xmlDocPtr doc, xmlNodePtr node)
259 xmlChar *c = xmlNodeListGetString(doc, node->children, TRUE);
261 r = !xmlStrcasecmp(c, (const xmlChar*) val);
266 xmlNodePtr parse_find_node(const gchar *tag, xmlNodePtr node)
269 if (!xmlStrcmp(node->name, (const xmlChar*) tag))
276 gboolean parse_attr_bool(const gchar *name, xmlNodePtr node, gboolean *value)
278 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
281 if (!xmlStrcasecmp(c, (const xmlChar*) "true"))
282 *value = TRUE, r = TRUE;
283 else if (!xmlStrcasecmp(c, (const xmlChar*) "yes"))
284 *value = TRUE, r = TRUE;
285 else if (!xmlStrcasecmp(c, (const xmlChar*) "on"))
286 *value = TRUE, r = TRUE;
287 else if (!xmlStrcasecmp(c, (const xmlChar*) "false"))
288 *value = FALSE, r = TRUE;
289 else if (!xmlStrcasecmp(c, (const xmlChar*) "no"))
290 *value = FALSE, r = TRUE;
291 else if (!xmlStrcasecmp(c, (const xmlChar*) "off"))
292 *value = FALSE, r = TRUE;
298 gboolean parse_attr_int(const gchar *name, xmlNodePtr node, gint *value)
300 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
303 *value = atoi((gchar*)c);
310 gboolean parse_attr_string(const gchar *name, xmlNodePtr node, gchar **value)
312 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
315 *value = g_strdup((gchar*)c);
322 gboolean parse_attr_contains(const gchar *val, xmlNodePtr node,
325 xmlChar *c = xmlGetProp(node, (const xmlChar*) name);
328 r = !xmlStrcasecmp(c, (const xmlChar*) val);
333 static gint slist_path_cmp(const gchar *a, const gchar *b)
338 typedef GSList* (*GSListFunc) (gpointer list, gconstpointer data);
340 static GSList* slist_path_add(GSList *list, gpointer data, GSListFunc func)
347 if (!g_slist_find_custom(list, data, (GCompareFunc) slist_path_cmp))
348 list = func(list, data);
355 static GSList* split_paths(const gchar *paths)
362 spl = g_strsplit(paths, ":", -1);
363 for (it = spl; *it; ++it)
364 list = slist_path_add(list, *it, (GSListFunc) g_slist_append);
369 void parse_paths_startup()
377 path = g_getenv("XDG_CONFIG_HOME");
378 if (path && path[0] != '\0') /* not unset or empty */
379 xdg_config_home_path = g_build_filename(path, NULL);
381 xdg_config_home_path = g_build_filename(g_get_home_dir(), ".config",
384 path = g_getenv("XDG_DATA_HOME");
385 if (path && path[0] != '\0') /* not unset or empty */
386 xdg_data_home_path = g_build_filename(path, NULL);
388 xdg_data_home_path = g_build_filename(g_get_home_dir(), ".local",
391 path = g_getenv("XDG_CONFIG_DIRS");
392 if (path && path[0] != '\0') /* not unset or empty */
393 xdg_config_dir_paths = split_paths(path);
395 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
399 (GSListFunc) g_slist_append);
400 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
402 (GSListFunc) g_slist_append);
404 xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
405 g_strdup(xdg_config_home_path),
406 (GSListFunc) g_slist_prepend);
408 path = g_getenv("XDG_DATA_DIRS");
409 if (path && path[0] != '\0') /* not unset or empty */
410 xdg_data_dir_paths = split_paths(path);
412 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
415 "usr", "local", "share", NULL),
416 (GSListFunc) g_slist_append);
417 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
420 "usr", "share", NULL),
421 (GSListFunc) g_slist_append);
422 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
424 (GSListFunc) g_slist_append);
426 xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
427 g_strdup(xdg_data_home_path),
428 (GSListFunc) g_slist_prepend);
431 void parse_paths_shutdown()
439 for (it = xdg_config_dir_paths; it; it = g_slist_next(it))
441 g_slist_free(xdg_config_dir_paths);
442 xdg_config_dir_paths = NULL;
443 for (it = xdg_data_dir_paths; it; it = g_slist_next(it))
445 g_slist_free(xdg_data_dir_paths);
446 xdg_data_dir_paths = NULL;
447 g_free(xdg_config_home_path);
448 xdg_config_home_path = NULL;
449 g_free(xdg_data_home_path);
450 xdg_data_home_path = NULL;
453 gchar *parse_expand_tilde(const gchar *f)
460 spl = g_strsplit(f, "~", 0);
461 ret = g_strjoinv(g_get_home_dir(), spl);
466 gboolean parse_mkdir(const gchar *path, gint mode)
470 g_return_val_if_fail(path != NULL, FALSE);
471 g_return_val_if_fail(path[0] != '\0', FALSE);
473 if (!g_file_test(path, G_FILE_TEST_IS_DIR))
474 if (mkdir(path, mode) == -1)
480 gboolean parse_mkdir_path(const gchar *path, gint mode)
484 g_return_val_if_fail(path != NULL, FALSE);
485 g_return_val_if_fail(path[0] == '/', FALSE);
487 if (!g_file_test(path, G_FILE_TEST_IS_DIR)) {
492 while ((e = strchr(e + 1, '/'))) {
494 if (!(ret = parse_mkdir(c, mode)))
495 goto parse_mkdir_path_end;
498 ret = parse_mkdir(c, mode);
500 parse_mkdir_path_end:
507 const gchar* parse_xdg_config_home_path()
509 return xdg_config_home_path;
512 const gchar* parse_xdg_data_home_path()
514 return xdg_data_home_path;
517 GSList* parse_xdg_config_dir_paths()
519 return xdg_config_dir_paths;
522 GSList* parse_xdg_data_dir_paths()
524 return xdg_data_dir_paths;