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-rw-r--r--src/lib-config/get.c342
1 files changed, 342 insertions, 0 deletions
diff --git a/src/lib-config/get.c b/src/lib-config/get.c
new file mode 100644
index 0000000..ac0d0d2
--- /dev/null
+++ b/src/lib-config/get.c
@@ -0,0 +1,342 @@
+/*
+ get.c : irssi configuration - get settings from memory
+
+ Copyright (C) 1999 Timo Sirainen
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "module.h"
+
+CONFIG_NODE *config_node_find(CONFIG_NODE *node, const char *key)
+{
+ GSList *tmp;
+
+ g_return_val_if_fail(node != NULL, NULL);
+ g_return_val_if_fail(key != NULL, NULL);
+ g_return_val_if_fail(is_node_list(node), NULL);
+
+ for (tmp = node->value; tmp != NULL; tmp = tmp->next) {
+ CONFIG_NODE *node = tmp->data;
+
+ if (node->key != NULL && g_ascii_strcasecmp(node->key, key) == 0)
+ return node;
+ }
+
+ return NULL;
+}
+
+CONFIG_NODE *config_node_section(CONFIG_REC *rec, CONFIG_NODE *parent, const char *key, int new_type)
+{
+ return config_node_section_index(rec, parent, key, -1, new_type);
+}
+
+CONFIG_NODE *config_node_section_index(CONFIG_REC *rec, CONFIG_NODE *parent, const char *key,
+ int index, int new_type)
+{
+ CONFIG_NODE *node;
+ int nindex;
+
+ g_return_val_if_fail(parent != NULL, NULL);
+ g_return_val_if_fail(is_node_list(parent), NULL);
+
+ node = key == NULL ? NULL : config_node_find(parent, key);
+ if (node != NULL) {
+ nindex = g_slist_index(parent->value, node);
+ if (index >= 0 && nindex != index &&
+ nindex <= g_slist_length(parent->value)) {
+ /* move it to wanted position */
+ parent->value = g_slist_remove(parent->value, node);
+ parent->value = g_slist_insert(parent->value, node, index);
+ }
+ if (!is_node_list(node)) {
+ int error = 0;
+
+ if (new_type != -1) {
+ config_node_remove(rec, parent, node);
+ node = NULL;
+ error = 1;
+ } else if (!g_hash_table_lookup_extended(rec->cache_nodes, node, NULL, NULL)) {
+ g_hash_table_insert(rec->cache_nodes, node, NULL);
+ error = 1;
+ }
+ if (error)
+ g_critical("Expected %s node at `%s%s/%s' was of scalar type. Corrupt config?",
+ new_type == NODE_TYPE_LIST ? "list" : new_type == NODE_TYPE_BLOCK ? "block" : "section",
+ parent == rec->mainnode ? "" : "..",
+ parent->key == NULL ? "" : parent->key, key);
+ } else {
+ g_return_val_if_fail(new_type == -1 || new_type == node->type, NULL);
+ return node;
+ }
+ }
+
+ if (new_type == -1)
+ return NULL;
+
+ node = g_new0(CONFIG_NODE, 1);
+ parent->value = index < 0 ? g_slist_append(parent->value, node) :
+ g_slist_insert(parent->value, node, index);
+
+ node->type = new_type;
+ node->key = key == NULL ? NULL : g_strdup(key);
+
+ return node;
+}
+
+CONFIG_NODE *config_node_traverse(CONFIG_REC *rec, const char *section, int create)
+{
+ CONFIG_NODE *node;
+ char **list, **tmp, *str;
+ int is_list, new_type;
+
+ g_return_val_if_fail(rec != NULL, NULL);
+
+ if (section == NULL || *section == '\0')
+ return rec->mainnode;
+
+ /* check if it already exists in cache */
+ node = g_hash_table_lookup(rec->cache, section);
+ if (node != NULL) {
+ if (create) {
+ const char *path = strrchr(section, '/');
+ if (path == NULL) path = section;
+ else path++;
+ new_type = *path == '(' ? NODE_TYPE_LIST : NODE_TYPE_BLOCK;
+ if (node->type != new_type) {
+ g_critical("Expected %s node at `%s' was of %s type. Corrupt config?",
+ new_type == NODE_TYPE_LIST ? "list" : "block", section,
+ node->type == NODE_TYPE_LIST ? "list" : "block");
+ node->type = new_type;
+ }
+ }
+ return node;
+ }
+
+ new_type = -1;
+
+ node = rec->mainnode;
+ list = g_strsplit(section, "/", -1);
+ for (tmp = list; *tmp != NULL; tmp++) {
+ is_list = **tmp == '(';
+ if (create) {
+ CONFIG_NODE *tmpnode;
+
+ new_type = is_list ? NODE_TYPE_LIST : NODE_TYPE_BLOCK;
+ tmpnode = config_node_find(node, *tmp + is_list);
+ if (tmpnode != NULL && tmpnode->type != new_type) {
+ g_critical("Expected %s node at `%s' was of scalar type. Corrupt config?", is_list ? "list" : "block", section);
+ config_node_remove(rec, node, tmpnode);
+ }
+ }
+
+ node = config_node_section(rec, node, *tmp + is_list, new_type);
+ if (node == NULL) {
+ g_strfreev(list);
+ return NULL;
+ }
+ }
+ g_strfreev(list);
+
+ if (!is_node_list(node)) {
+ /* Will die. Better to not corrupt the config further in this case. */
+ g_critical("Attempt to use non-list node `%s' as list. Corrupt config?", section);
+ return NULL;
+ }
+
+ /* save to cache */
+ str = g_strdup(section);
+ g_hash_table_insert(rec->cache, str, node);
+ g_hash_table_insert(rec->cache_nodes, node, str);
+ return node;
+}
+
+char *config_get_str(CONFIG_REC *rec, const char *section, const char *key, const char *def)
+{
+ CONFIG_NODE *parent, *node;
+ char *path;
+
+ g_return_val_if_fail(rec != NULL, (char *) def);
+ g_return_val_if_fail(key != NULL, (char *) def);
+
+ /* check if it already exists in cache */
+ path = g_strconcat(section == NULL ? "" : section, "/", key, NULL);
+ node = g_hash_table_lookup(rec->cache, path);
+
+ if (node != NULL)
+ g_free(path);
+ else {
+ parent = config_node_traverse(rec, section, FALSE);
+ node = parent == NULL ? NULL :
+ config_node_find(parent, key);
+
+ /* save to cache */
+ if (node == NULL)
+ g_free(path);
+ else {
+ g_hash_table_insert(rec->cache, path, node);
+ g_hash_table_insert(rec->cache_nodes, node, path);
+ }
+ }
+
+ return (node == NULL || !has_node_value(node)) ? (char *) def : node->value;
+}
+
+int config_get_int(CONFIG_REC *rec, const char *section, const char *key, int def)
+{
+ char *str;
+
+ str = config_get_str(rec, section, key, NULL);
+ if (str == NULL) return def;
+
+ return atoi(str);
+}
+
+int config_get_bool(CONFIG_REC *rec, const char *section, const char *key, int def)
+{
+ char *str;
+
+ str = config_get_str(rec, section, key, NULL);
+ if (str == NULL) return def;
+
+ return i_toupper(*str) == 'T' || i_toupper(*str) == 'Y';
+}
+
+char *config_node_get_str(CONFIG_NODE *parent, const char *key, const char *def)
+{
+ CONFIG_NODE *node;
+
+ if (parent == NULL) return (char *) def;
+
+ node = config_node_find(parent, key);
+ return (char *) ((node != NULL && has_node_value(node)) ?
+ node->value : def);
+}
+
+int config_node_get_int(CONFIG_NODE *parent, const char *key, int def)
+{
+ char *str;
+
+ str = config_node_get_str(parent, key, NULL);
+ if (str == NULL) return def;
+
+ return atoi(str);
+}
+
+int config_node_get_bool(CONFIG_NODE *parent, const char *key, int def)
+{
+ char *str;
+
+ str = config_node_get_str(parent, key, NULL);
+ if (str == NULL) return def;
+
+ return i_toupper(*str) == 'T' || i_toupper(*str) == 'Y' ||
+ (i_toupper(*str) == 'O' && i_toupper(str[1]) == 'N');
+}
+
+char **config_node_get_list(CONFIG_NODE *node)
+{
+ GString *values;
+ GSList *tmp;
+ char **ret;
+
+ g_return_val_if_fail(node != NULL, NULL);
+ g_return_val_if_fail(is_node_list(node), NULL);
+
+ /* put values to string */
+ values = g_string_new(NULL);
+ for (tmp = node->value; tmp != NULL; tmp = tmp->next) {
+ node = tmp->data;
+
+ if (node->type == NODE_TYPE_VALUE)
+ g_string_append_printf(values, "%s ", (char *) node->value);
+ }
+
+ /* split the values to **str array */
+ if (values->len == 0)
+ ret = NULL;
+ else {
+ g_string_truncate(values, values->len-1);
+ ret = g_strsplit(values->str, " ", -1);
+ }
+
+ g_string_free(values, TRUE);
+ return ret;
+}
+
+CONFIG_NODE *config_node_nth(CONFIG_NODE *node, int index)
+{
+ GSList *tmp;
+
+ g_return_val_if_fail(node != NULL, NULL);
+ g_return_val_if_fail(is_node_list(node), NULL);
+
+ for (tmp = node->value; tmp != NULL; tmp = tmp->next) {
+ CONFIG_NODE *node = tmp->data;
+
+ if (node->type != NODE_TYPE_COMMENT) {
+ if (index == 0)
+ return node;
+ index--;
+ }
+ }
+
+ return NULL;
+}
+
+int config_node_index(CONFIG_NODE *parent, const char *key)
+{
+ CONFIG_NODE *node;
+ GSList *tmp;
+ int index;
+
+ g_return_val_if_fail(parent != NULL, -1);
+ g_return_val_if_fail(key != NULL, -1);
+
+ node = config_node_find(parent, key);
+ if (node == NULL)
+ return -1;
+
+ index = 0;
+ for (tmp = parent->value; tmp != NULL; tmp = tmp->next) {
+ CONFIG_NODE *tmpnode = tmp->data;
+
+ if (tmpnode == node)
+ return index;
+
+ if (tmpnode->type != NODE_TYPE_COMMENT)
+ index++;
+ }
+
+ return -1;
+}
+
+GSList *config_node_first(GSList *list)
+{
+ while (list != NULL) {
+ CONFIG_NODE *node = list->data;
+
+ if (node->type != NODE_TYPE_COMMENT)
+ break;
+ list = list->next;
+ }
+ return list;
+}
+
+GSList *config_node_next(GSList *list)
+{
+ list = list->next;
+ return config_node_first(list);
+}
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