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Diffstat (limited to 'src/core/hook/hook-config.c')
| -rw-r--r-- | src/core/hook/hook-config.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/src/core/hook/hook-config.c b/src/core/hook/hook-config.c new file mode 100644 index 000000000..42b158b55 --- /dev/null +++ b/src/core/hook/hook-config.c @@ -0,0 +1,186 @@ +/* + * hook-config.c - WeeChat config hook + * + * Copyright (C) 2003-2024 Sébastien Helleu <flashcode@flashtux.org> + * + * This file is part of WeeChat, the extensible chat client. + * + * WeeChat 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 3 of the License, or + * (at your option) any later version. + * + * WeeChat 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 WeeChat. If not, see <https://www.gnu.org/licenses/>. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <stdlib.h> +#include <string.h> + +#include "../weechat.h" +#include "../core-hook.h" +#include "../core-infolist.h" +#include "../core-log.h" +#include "../core-string.h" + + +/* + * Returns description of hook. + * + * Note: result must be freed after use. + */ + +char * +hook_config_get_description (struct t_hook *hook) +{ + return strdup (HOOK_CONFIG(hook, option)); +} + +/* + * Hooks a configuration option. + * + * Returns pointer to new hook, NULL if error. + */ + +struct t_hook * +hook_config (struct t_weechat_plugin *plugin, const char *option, + t_hook_callback_config *callback, + const void *callback_pointer, + void *callback_data) +{ + struct t_hook *new_hook; + struct t_hook_config *new_hook_config; + int priority; + const char *ptr_option; + + if (!callback) + return NULL; + + new_hook = malloc (sizeof (*new_hook)); + if (!new_hook) + return NULL; + new_hook_config = malloc (sizeof (*new_hook_config)); + if (!new_hook_config) + { + free (new_hook); + return NULL; + } + + string_get_priority_and_name (option, &priority, &ptr_option, + HOOK_PRIORITY_DEFAULT); + hook_init_data (new_hook, plugin, HOOK_TYPE_CONFIG, priority, + callback_pointer, callback_data); + + new_hook->hook_data = new_hook_config; + new_hook_config->callback = callback; + new_hook_config->option = strdup ((ptr_option) ? ptr_option : + ((option) ? option : "")); + + hook_add_to_list (new_hook); + + return new_hook; +} + +/* + * Executes a config hook. + */ + +void +hook_config_exec (const char *option, const char *value) +{ + struct t_hook *ptr_hook, *next_hook; + struct t_hook_exec_cb hook_exec_cb; + + hook_exec_start (); + + ptr_hook = weechat_hooks[HOOK_TYPE_CONFIG]; + while (ptr_hook) + { + next_hook = ptr_hook->next_hook; + + if (!ptr_hook->deleted + && !ptr_hook->running + && (!HOOK_CONFIG(ptr_hook, option) + || (string_match (option, HOOK_CONFIG(ptr_hook, option), 0)))) + { + hook_callback_start (ptr_hook, &hook_exec_cb); + (void) (HOOK_CONFIG(ptr_hook, callback)) + (ptr_hook->callback_pointer, + ptr_hook->callback_data, + option, + value); + hook_callback_end (ptr_hook, &hook_exec_cb); + } + + ptr_hook = next_hook; + } + + hook_exec_end (); +} + +/* + * Frees data in a config hook. + */ + +void +hook_config_free_data (struct t_hook *hook) +{ + if (!hook || !hook->hook_data) + return; + + if (HOOK_CONFIG(hook, option)) + { + free (HOOK_CONFIG(hook, option)); + HOOK_CONFIG(hook, option) = NULL; + } + + free (hook->hook_data); + hook->hook_data = NULL; +} + +/* + * Adds config hook data in the infolist item. + * + * Returns: + * 1: OK + * 0: error + */ + +int +hook_config_add_to_infolist (struct t_infolist_item *item, + struct t_hook *hook) +{ + if (!item || !hook || !hook->hook_data) + return 0; + + if (!infolist_new_var_pointer (item, "callback", HOOK_CONFIG(hook, callback))) + return 0; + if (!infolist_new_var_string (item, "option", HOOK_CONFIG(hook, option))) + return 0; + + return 1; +} + +/* + * Prints config hook data in WeeChat log file (usually for crash dump). + */ + +void +hook_config_print_log (struct t_hook *hook) +{ + if (!hook || !hook->hook_data) + return; + + log_printf (" config data:"); + log_printf (" callback. . . . . . . : 0x%lx", HOOK_CONFIG(hook, callback)); + log_printf (" option. . . . . . . . : '%s'", HOOK_CONFIG(hook, option)); +} |