/* * trigger-callback.c - callbacks for triggers * * Copyright (C) 2014-2023 Sébastien Helleu * * 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 . */ #include #include #include #include #include #include #include "../weechat-plugin.h" #include "trigger.h" #include "trigger-callback.h" #include "trigger-buffer.h" #include "trigger-config.h" /* * trigger context id to correlate messages in monitor buffer with * the running trigger */ unsigned long trigger_context_id = 0; /* hashtable used to evaluate "conditions" */ struct t_hashtable *trigger_callback_hashtable_options_conditions = NULL; /* * Parses an IRC message. * * Returns a hashtable with the parsed message, or NULL if error. * * Note: hashtable must be freed after use. */ struct t_hashtable * trigger_callback_irc_message_parse (const char *irc_message, const char *irc_server_name) { struct t_hashtable *hashtable_in, *hashtable_out; hashtable_out = NULL; hashtable_in = weechat_hashtable_new (32, WEECHAT_HASHTABLE_STRING, WEECHAT_HASHTABLE_STRING, NULL, NULL); if (hashtable_in) { weechat_hashtable_set (hashtable_in, "message", irc_message); weechat_hashtable_set (hashtable_in, "server", irc_server_name); hashtable_out = weechat_info_get_hashtable ("irc_message_parse", hashtable_in); weechat_hashtable_free (hashtable_in); } return hashtable_out; } /* * Gets the pointer to IRC server with its name. * * Returns pointer to IRC server, or NULL if not found. */ void trigger_callback_get_irc_server_channel (const char *irc_server_name, const char *irc_channel_name, void **irc_server, void **irc_channel) { struct t_hdata *hdata_irc_server, *hdata_irc_channel; const char *ptr_name; *irc_server = NULL; *irc_channel = NULL; if (!irc_server_name) return; hdata_irc_server = weechat_hdata_get ("irc_server"); if (!hdata_irc_server) return; /* search the server by name in list of servers */ *irc_server = weechat_hdata_get_list (hdata_irc_server, "irc_servers"); while (*irc_server) { ptr_name = weechat_hdata_string (hdata_irc_server, *irc_server, "name"); if (strcmp (ptr_name, irc_server_name) == 0) break; *irc_server = weechat_hdata_move (hdata_irc_server, *irc_server, 1); } if (!*irc_server) return; if (!irc_channel_name) return; hdata_irc_channel = weechat_hdata_get ("irc_channel"); if (!hdata_irc_channel) return; /* search the channel by name in list of channels on the server */ *irc_channel = weechat_hdata_pointer (hdata_irc_server, *irc_server, "channels"); while (*irc_channel) { ptr_name = weechat_hdata_string (hdata_irc_channel, *irc_channel, "name"); if (strcmp (ptr_name, irc_channel_name) == 0) break; *irc_channel = weechat_hdata_move (hdata_irc_channel, *irc_channel, 1); } } /* * Sets variables common to all triggers in a hashtable: * - tg_trigger_name */ void trigger_callback_set_common_vars (struct t_trigger *trigger, struct t_hashtable *hashtable) { if (!trigger || !hashtable) return; weechat_hashtable_set (hashtable, "tg_trigger_name", trigger->name); weechat_hashtable_set ( hashtable, "tg_hook_type", trigger_hook_type_string[ weechat_config_enum (trigger->options[TRIGGER_OPTION_HOOK])]); } /* * Sets variables in "extra_vars" hashtable using tags from message. * * Returns: * 0: tag "no_trigger" was in tags, callback must NOT be executed * 1: no tag "no_trigger", callback can be executed */ int trigger_callback_set_tags (struct t_gui_buffer *buffer, const char **tags, int tags_count, struct t_hashtable *extra_vars) { const char *localvar_type, *pos; char str_temp[1024], *key; int i; snprintf (str_temp, sizeof (str_temp), "%d", tags_count); weechat_hashtable_set (extra_vars, "tg_tags_count", str_temp); localvar_type = (buffer) ? weechat_buffer_get_string (buffer, "localvar_type") : NULL; for (i = 0; i < tags_count; i++) { if (strcmp (tags[i], "no_trigger") == 0) { return 0; } else if (strncmp (tags[i], "notify_", 7) == 0) { weechat_hashtable_set (extra_vars, "tg_tag_notify", tags[i] + 7); if (strcmp (tags[i] + 7, "none") != 0) { weechat_hashtable_set (extra_vars, "tg_notify", tags[i] + 7); if (strcmp (tags[i] + 7, "private") == 0) { snprintf (str_temp, sizeof (str_temp), "%d", (localvar_type && (strcmp (localvar_type, "private") == 0)) ? 1 : 0); weechat_hashtable_set (extra_vars, "tg_msg_pv", str_temp); } } } else if (strncmp (tags[i], "nick_", 5) == 0) { weechat_hashtable_set (extra_vars, "tg_tag_nick", tags[i] + 5); } else if (strncmp (tags[i], "prefix_nick_", 12) == 0) { weechat_hashtable_set (extra_vars, "tg_tag_prefix_nick", tags[i] + 12); } else if (strncmp (tags[i], "host_", 5) == 0) { weechat_hashtable_set (extra_vars, "tg_tag_host", tags[i] + 5); } else if (strncmp (tags[i], "irc_tag_", 8) == 0) { /* * example: * tag: "irc_tag_time=2021-12-30T21:02:50.038Z" * is added in the hashtable like this: * key : "tg_tag_irc_time" * value: "2021-12-30T21:02:50.038Z" */ pos = strchr (tags[i] + 8, '='); if (!pos || (pos > tags[i] + 8)) { if (pos) { /* tag with value */ key = weechat_strndup (tags[i] + 8, pos - tags[i] - 8); if (key) { snprintf (str_temp, sizeof (str_temp), "tg_tag_irc_%s", key); weechat_hashtable_set (extra_vars, str_temp, pos + 1); free (key); } } else { /* tag without value */ snprintf (str_temp, sizeof (str_temp), "tg_tag_irc_%s", tags[i] + 8); weechat_hashtable_set (extra_vars, str_temp, NULL); } } } } return 1; } /* * Checks conditions for a trigger. * * Returns: * 1: conditions are true (or no condition set in trigger) * 0: conditions are false */ int trigger_callback_check_conditions (struct t_trigger *trigger, struct t_hashtable *pointers, struct t_hashtable *extra_vars) { const char *conditions; char *value; int rc; conditions = weechat_config_string (trigger->options[TRIGGER_OPTION_CONDITIONS]); if (!conditions || !conditions[0]) return 1; value = weechat_string_eval_expression ( conditions, pointers, extra_vars, trigger_callback_hashtable_options_conditions); rc = (value && (strcmp (value, "1") == 0)); if (value) free (value); return rc; } /* * Replaces text using regex. * * Returns: text replaced. * * Note: result must be freed after use. */ char * trigger_callback_regex_replace (struct t_trigger_context *context, const char *text, regex_t *regex, const char *replace) { char *value; struct t_hashtable *hashtable_options_regex; if (!regex) return NULL; hashtable_options_regex = weechat_hashtable_new ( 32, WEECHAT_HASHTABLE_STRING, WEECHAT_HASHTABLE_STRING, NULL, NULL); weechat_hashtable_set (context->pointers, "regex", regex); weechat_hashtable_set (hashtable_options_regex, "regex_replace", replace); value = weechat_string_eval_expression ( text, context->pointers, context->extra_vars, hashtable_options_regex); weechat_hashtable_free (hashtable_options_regex); return value; } /* * Translates chars. * * Returns: text with translated chars. * * Note: result must be freed after use. */ char * trigger_callback_regex_translate_chars (struct t_trigger_context *context, const char *text, const char *chars1, const char *chars2) { char *value, *chars1_eval, *chars2_eval; chars1_eval = weechat_string_eval_expression ( chars1, context->pointers, context->extra_vars, NULL); chars2_eval = weechat_string_eval_expression ( chars2, context->pointers, context->extra_vars, NULL); value = weechat_string_translate_chars (text, chars1_eval, chars2_eval); if (chars1_eval) free (chars1_eval); if (chars2_eval) free (chars2_eval); return value; } /* * Executes regex commands. */ void trigger_callback_regex (struct t_trigger *trigger, struct t_trigger_context *context, int display_monitor) { char *value; const char *ptr_key, *ptr_value; int i, pointers_allocated; value = NULL; pointers_allocated = 0; if (trigger->regex_count == 0) return; if (!context->pointers) { context->pointers = weechat_hashtable_new (32, WEECHAT_HASHTABLE_STRING, WEECHAT_HASHTABLE_POINTER, NULL, NULL); if (!context->pointers) return; pointers_allocated = 1; } for (i = 0; i < trigger->regex_count; i++) { /* if regex is not set (invalid) for command "regex replace", skip it */ if ((trigger->regex[i].command == TRIGGER_REGEX_COMMAND_REPLACE) && !trigger->regex[i].regex) { continue; } ptr_key = (trigger->regex[i].variable) ? trigger->regex[i].variable : trigger_hook_regex_default_var[weechat_config_enum (trigger->options[TRIGGER_OPTION_HOOK])]; if (!ptr_key || !ptr_key[0]) { if (trigger_buffer && display_monitor) { weechat_printf_date_tags (trigger_buffer, 0, "no_trigger", "%s%lu\t regex %d: %s", weechat_color (weechat_config_string (trigger_config_color_identifier)), context->id, i + 1, _("no variable")); } continue; } ptr_value = weechat_hashtable_get (context->extra_vars, ptr_key); if (!ptr_value) { if (trigger_buffer && display_monitor) { weechat_printf_date_tags (trigger_buffer, 0, "no_trigger", "%s%lu\t regex %d (%s): %s", weechat_color (weechat_config_string (trigger_config_color_identifier)), context->id, i + 1, ptr_key, _("creating variable")); } weechat_hashtable_set (context->extra_vars, ptr_key, ""); ptr_value = weechat_hashtable_get (context->extra_vars, ptr_key); } switch (trigger->regex[i].command) { case TRIGGER_REGEX_COMMAND_REPLACE: value = trigger_callback_regex_replace ( context, ptr_value, trigger->regex[i].regex, trigger->regex[i].replace_escaped); break; case TRIGGER_REGEX_COMMAND_TRANSLATE_CHARS: value = trigger_callback_regex_translate_chars ( context, ptr_value, trigger->regex[i].str_regex, trigger->regex[i].replace); break; case TRIGGER_NUM_REGEX_COMMANDS: break; } if (value) { /* display debug info on trigger buffer */ if (trigger_buffer && display_monitor) { weechat_printf_date_tags (trigger_buffer, 0, "no_trigger", "%s%lu\t regex %d %s(%s%s%s)%s: " "%s\"%s%s%s\"", weechat_color (weechat_config_string (trigger_config_color_identifier)), context->id, i + 1, weechat_color ("chat_delimiters"), weechat_color ("reset"), ptr_key, weechat_color ("chat_delimiters"), weechat_color ("reset"), weechat_color ("chat_delimiters"), weechat_color ("reset"), value, weechat_color ("chat_delimiters")); } weechat_hashtable_set (context->extra_vars, ptr_key, value); if (context->vars_updated) { weechat_list_add (context->vars_updated, ptr_key, WEECHAT_LIST_POS_END, NULL); } free (value); } } if (pointers_allocated) { weechat_hashtable_free (context->pointers); context->pointers = NULL; } else { weechat_hashtable_remove (context->pointers, "regex"); } } /* * Executes the trigger command(s). */ void trigger_callback_run_command (struct t_trigger *trigger, struct t_trigger_context *context, int display_monitor) { struct t_gui_buffer *buffer; char *command_eval; int i; if (!trigger->commands) return; buffer = context->buffer; if (!buffer) { buffer = weechat_buffer_search_main (); if (!buffer) return; } for (i = 0; trigger->commands[i]; i++) { command_eval = weechat_string_eval_expression (trigger->commands[i], context->pointers, context->extra_vars, NULL); if (command_eval) { /* display debug info on trigger buffer */ if (trigger_buffer && display_monitor) { weechat_printf_date_tags ( trigger_buffer, 0, "no_trigger", _("%s%lu%s running command %s\"%s%s%s\"%s " "on buffer %s%s%s"), weechat_color (weechat_config_string (trigger_config_color_identifier)), context->id, "\t", weechat_color ("chat_delimiters"), weechat_color ("reset"), command_eval, weechat_color ("chat_delimiters"), weechat_color ("reset"), weechat_color ("chat_buffer"), weechat_buffer_get_string (buffer, "full_name"), weechat_color ("reset")); } weechat_command (buffer, command_eval); trigger->hook_count_cmd++; } free (command_eval); } } /* * Executes a trigger. * * Following actions are executed: * 1. display debug info on trigger buffer * 2. check conditions (if false, exit) * 3. replace text with regex * 4. execute command(s) * * Returns: * 1: conditions were true (or no condition set in trigger) * 0: conditions were false */ int trigger_callback_execute (struct t_trigger *trigger, struct t_trigger_context *context) { int rc, display_monitor; long long time_init, time_cond, time_regex, time_cmd, time_total; rc = 0; trigger_context_id = (trigger_context_id < ULONG_MAX) ? trigger_context_id + 1 : 0; context->id = trigger_context_id; /* display debug info on trigger buffer */ if (!trigger_buffer && (weechat_trigger_plugin->debug >= 1)) trigger_buffer_open (NULL, 0); display_monitor = trigger_buffer_display_trigger (trigger, context); if (weechat_trigger_plugin->debug >= 1) { gettimeofday (&(context->start_check_conditions), NULL); context->start_regex = context->start_check_conditions; context->start_run_command = context->start_check_conditions; } /* check conditions */ if (trigger_callback_check_conditions (trigger, context->pointers, context->extra_vars)) { /* replace text with regex */ if (weechat_trigger_plugin->debug >= 1) gettimeofday (&(context->start_check_conditions), NULL); trigger_callback_regex (trigger, context, display_monitor); /* execute command(s) */ if (weechat_trigger_plugin->debug >= 1) gettimeofday (&(context->start_run_command), NULL); trigger_callback_run_command (trigger, context, display_monitor); rc = 1; } if (weechat_trigger_plugin->debug >= 1) gettimeofday (&(context->end_exec), NULL); if (trigger_buffer && display_monitor && (weechat_trigger_plugin->debug >= 1)) { time_init = weechat_util_timeval_diff (&(context->start_exec), &(context->start_check_conditions)); time_cond = weechat_util_timeval_diff (&(context->start_check_conditions), &(context->start_regex)); time_regex = weechat_util_timeval_diff (&(context->start_regex), &(context->start_run_command)); time_cmd = weechat_util_timeval_diff (&(context->start_run_command), &(context->end_exec)); time_total = time_init + time_cond + time_regex + time_cmd; weechat_printf_date_tags (trigger_buffer, 0, "no_trigger", _("%s%lu%s elapsed: init=%.6fs, " "conditions=%.6fs, regex=%.6fs, " "command=%.6fs, total=%.6fs"), weechat_color (weechat_config_string (trigger_config_color_identifier)), context->id, "\t", (float)time_init / 1000000, (float)time_cond / 1000000, (float)time_regex / 1000000, (float)time_cmd / 1000000, (float)time_total / 1000000); } return rc; } /* * Callback for a signal hooked. */ int trigger_callback_signal_cb (const void *pointer, void *data, const char *signal, const char *type_data, void *signal_data) { const char *ptr_signal_data; char str_data[128], *irc_server_name; const char *pos, *ptr_irc_message; void *ptr_irc_server, *ptr_irc_channel; TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); TRIGGER_CALLBACK_CB_NEW_POINTERS; /* split IRC message (if signal_data is an IRC message) */ irc_server_name = NULL; ptr_irc_message = NULL; if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_STRING) == 0) { if (strstr (signal, ",irc_in_") || strstr (signal, ",irc_in2_") || strstr (signal, ",irc_raw_in_") || strstr (signal, ",irc_raw_in2_") || strstr (signal, ",irc_out1_") || strstr (signal, ",irc_out_")) { pos = strchr (signal, ','); if (pos) { irc_server_name = weechat_strndup (signal, pos - signal); ptr_irc_message = (const char *)signal_data; } } else { pos = strstr (signal, ",irc_outtags_"); if (pos) { irc_server_name = weechat_strndup (signal, pos - signal); pos = strchr ((const char *)signal_data, ';'); if (pos) ptr_irc_message = pos + 1; } } } if (irc_server_name && ptr_irc_message) { ctx.extra_vars = trigger_callback_irc_message_parse ( ptr_irc_message, irc_server_name); if (ctx.extra_vars) { weechat_hashtable_set (ctx.extra_vars, "server", irc_server_name); trigger_callback_get_irc_server_channel ( irc_server_name, weechat_hashtable_get (ctx.extra_vars, "channel"), &ptr_irc_server, &ptr_irc_channel); weechat_hashtable_set (ctx.pointers, "irc_server", ptr_irc_server); weechat_hashtable_set (ctx.pointers, "irc_channel", ptr_irc_channel); } } if (irc_server_name) free (irc_server_name); /* create hashtable (if not already created) */ if (!ctx.extra_vars) { TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; } /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.extra_vars, "tg_signal", signal); ptr_signal_data = NULL; if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_STRING) == 0) { ptr_signal_data = (const char *)signal_data; } else if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_INT) == 0) { str_data[0] = '\0'; if (signal_data) { snprintf (str_data, sizeof (str_data), "%d", *((int *)signal_data)); } ptr_signal_data = str_data; } else if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_POINTER) == 0) { str_data[0] = '\0'; if (signal_data) { snprintf (str_data, sizeof (str_data), "0x%lx", (unsigned long)signal_data); } ptr_signal_data = str_data; } weechat_hashtable_set (ctx.extra_vars, "tg_signal_data", ptr_signal_data); /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a hsignal hooked. */ int trigger_callback_hsignal_cb (const void *pointer, void *data, const char *signal, struct t_hashtable *hashtable) { const char *type_values; TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); /* duplicate hashtable */ if (hashtable && (strcmp (weechat_hashtable_get_string (hashtable, "type_keys"), "string") == 0)) { type_values = weechat_hashtable_get_string (hashtable, "type_values"); if (strcmp (type_values, "pointer") == 0) { ctx.pointers = weechat_hashtable_dup (hashtable); if (!ctx.pointers) goto end; } else if (strcmp (type_values, "string") == 0) { ctx.extra_vars = weechat_hashtable_dup (hashtable); if (!ctx.extra_vars) goto end; } } /* create hashtable (if not already created) */ if (!ctx.extra_vars) { TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; } /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.extra_vars, "tg_signal", signal); /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a modifier hooked. */ char * trigger_callback_modifier_cb (const void *pointer, void *data, const char *modifier, const char *modifier_data, const char *string) { const char *ptr_string; char *string_modified, *pos, *buffer_pointer; char *str_tags, **tags, *prefix, *string_no_color; int length, num_tags, rc; void *ptr_irc_server, *ptr_irc_channel; unsigned long value; TRIGGER_CALLBACK_CB_INIT(NULL); ctx.buffer = NULL; tags = NULL; num_tags = 0; string_no_color = NULL; TRIGGER_CALLBACK_CB_NEW_POINTERS; /* split IRC message (if string is an IRC message) */ if ((strncmp (modifier, "irc_in_", 7) == 0) || (strncmp (modifier, "irc_in2_", 8) == 0) || (strncmp (modifier, "irc_out1_", 9) == 0) || (strncmp (modifier, "irc_out_", 8) == 0)) { ctx.extra_vars = trigger_callback_irc_message_parse (string, modifier_data); if (ctx.extra_vars) { weechat_hashtable_set (ctx.extra_vars, "server", modifier_data); trigger_callback_get_irc_server_channel ( modifier_data, weechat_hashtable_get (ctx.extra_vars, "channel"), &ptr_irc_server, &ptr_irc_channel); weechat_hashtable_set (ctx.pointers, "irc_server", ptr_irc_server); weechat_hashtable_set (ctx.pointers, "irc_channel", ptr_irc_channel); } } if (!ctx.extra_vars) { TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; } /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.extra_vars, "tg_modifier", modifier); weechat_hashtable_set (ctx.extra_vars, "tg_modifier_data", modifier_data); weechat_hashtable_set (ctx.extra_vars, "tg_string", string); string_no_color = weechat_string_remove_color (string, NULL); if (string_no_color) { weechat_hashtable_set (ctx.extra_vars, "tg_string_nocolor", string_no_color); } /* add special variables for a WeeChat message */ if (strcmp (modifier, "weechat_print") == 0) { /* set "tg_prefix" and "tg_message" */ pos = strchr (string, '\t'); if (pos) { if (pos > string) { prefix = weechat_strndup (string, pos - string); if (prefix) { weechat_hashtable_set (ctx.extra_vars, "tg_prefix", prefix); free (prefix); } } pos++; if (pos[0] == '\t') pos++; weechat_hashtable_set (ctx.extra_vars, "tg_message", pos); } else weechat_hashtable_set (ctx.extra_vars, "tg_message", string); /* set "tg_prefix_nocolor" and "tg_message_nocolor" */ if (string_no_color) { pos = strchr (string_no_color, '\t'); if (pos) { if (pos > string_no_color) { prefix = weechat_strndup (string_no_color, pos - string_no_color); if (prefix) { weechat_hashtable_set (ctx.extra_vars, "tg_prefix_nocolor", prefix); free (prefix); } } pos++; if (pos[0] == '\t') pos++; weechat_hashtable_set (ctx.extra_vars, "tg_message_nocolor", pos); } else { weechat_hashtable_set (ctx.extra_vars, "tg_message_nocolor", string_no_color); } } /* * extract buffer/tags from modifier data * (format: "buffer_pointer;tags") */ pos = strchr (modifier_data, ';'); if (pos) { buffer_pointer = weechat_strndup (modifier_data, pos - modifier_data); if (buffer_pointer) { rc = sscanf (buffer_pointer, "0x%lx", &value); if ((rc != EOF) && (rc != 0)) { ctx.buffer = (struct t_gui_buffer *)value; weechat_hashtable_set ( ctx.extra_vars, "tg_plugin", weechat_buffer_get_string (ctx.buffer, "plugin")); weechat_hashtable_set ( ctx.extra_vars, "tg_buffer", weechat_buffer_get_string (ctx.buffer, "full_name")); pos++; if (pos[0]) { tags = weechat_string_split ( pos, ",", NULL, WEECHAT_STRING_SPLIT_STRIP_LEFT | WEECHAT_STRING_SPLIT_STRIP_RIGHT | WEECHAT_STRING_SPLIT_COLLAPSE_SEPS, 0, &num_tags); length = 1 + strlen (pos) + 1 + 1; str_tags = malloc (length); if (str_tags) { snprintf (str_tags, length, ",%s,", pos); weechat_hashtable_set (ctx.extra_vars, "tg_tags", str_tags); free (str_tags); } } } free (buffer_pointer); } } weechat_hashtable_set (ctx.pointers, "buffer", ctx.buffer); } if (tags) { if (!trigger_callback_set_tags (ctx.buffer, (const char **)tags, num_tags, ctx.extra_vars)) { goto end; } } /* execute the trigger (conditions, regex, command) */ (void) trigger_callback_execute (trigger, &ctx); end: ptr_string = weechat_hashtable_get (ctx.extra_vars, "tg_string"); string_modified = (ptr_string && (strcmp (ptr_string, string) != 0)) ? strdup (ptr_string) : NULL; if (tags) weechat_string_free_split (tags); if (string_no_color) free (string_no_color); TRIGGER_CALLBACK_CB_END(string_modified); } /* * Callback for a line hooked. */ struct t_hashtable * trigger_callback_line_cb (const void *pointer, void *data, struct t_hashtable *line) { struct t_hashtable *hashtable; struct t_weelist_item *ptr_item; unsigned long value; const char *ptr_key, *ptr_value; char **tags, *str_tags, *string_no_color; int rc, num_tags, length; TRIGGER_CALLBACK_CB_INIT(NULL); hashtable = NULL; tags = NULL; TRIGGER_CALLBACK_CB_NEW_POINTERS; TRIGGER_CALLBACK_CB_NEW_VARS_UPDATED; ctx.extra_vars = weechat_hashtable_dup (line); weechat_hashtable_remove (ctx.extra_vars, "buffer"); weechat_hashtable_remove (ctx.extra_vars, "tags_count"); weechat_hashtable_remove (ctx.extra_vars, "tags"); /* add data in hashtables used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); ptr_value = weechat_hashtable_get (line, "buffer"); if (!ptr_value || (ptr_value[0] != '0') || (ptr_value[1] != 'x')) goto end; rc = sscanf (ptr_value + 2, "%lx", &value); if ((rc == EOF) || (rc < 1)) goto end; ctx.buffer = (void *)value; weechat_hashtable_set (ctx.pointers, "buffer", ctx.buffer); ptr_value = weechat_hashtable_get (line, "tags"); tags = weechat_string_split ((ptr_value) ? ptr_value : "", ",", NULL, WEECHAT_STRING_SPLIT_STRIP_LEFT | WEECHAT_STRING_SPLIT_STRIP_RIGHT | WEECHAT_STRING_SPLIT_COLLAPSE_SEPS, 0, &num_tags); /* build string with tags and commas around: ",tag1,tag2,tag3," */ length = 1 + strlen ((ptr_value) ? ptr_value : "") + 1 + 1; str_tags = malloc (length); if (str_tags) { snprintf (str_tags, length, ",%s,", (ptr_value) ? ptr_value : ""); weechat_hashtable_set (ctx.extra_vars, "tags", str_tags); free (str_tags); } /* build prefix without colors */ ptr_value = weechat_hashtable_get (line, "prefix"); string_no_color = weechat_string_remove_color (ptr_value, NULL); weechat_hashtable_set (ctx.extra_vars, "tg_prefix_nocolor", string_no_color); if (string_no_color) free (string_no_color); /* build message without colors */ ptr_value = weechat_hashtable_get (line, "message"); string_no_color = weechat_string_remove_color (ptr_value, NULL); weechat_hashtable_set (ctx.extra_vars, "tg_message_nocolor", string_no_color); if (string_no_color) free (string_no_color); if (!trigger_callback_set_tags (ctx.buffer, (const char **)tags, num_tags, ctx.extra_vars)) { goto end; } /* execute the trigger (conditions, regex, command) */ (void) trigger_callback_execute (trigger, &ctx); hashtable = weechat_hashtable_new (32, WEECHAT_HASHTABLE_STRING, WEECHAT_HASHTABLE_STRING, NULL, NULL); if (hashtable) { /* copy updated variables into the result "hashtable" */ for (ptr_item = weechat_list_get (ctx.vars_updated, 0); ptr_item; ptr_item = weechat_list_next (ptr_item)) { ptr_key = weechat_list_string (ptr_item); if (weechat_hashtable_has_key (ctx.extra_vars, ptr_key)) { if (strcmp (ptr_key, "tags") == 0) { /* remove commas at the beginning/end of tags */ ptr_value = weechat_hashtable_get (ctx.extra_vars, ptr_key); if (ptr_value && ptr_value[0]) { str_tags = strdup ( (ptr_value[0] == ',') ? ptr_value + 1 : ptr_value); if (str_tags) { if (str_tags[0] && (str_tags[strlen (str_tags) - 1] == ',')) { str_tags[strlen (str_tags) - 1] = '\0'; } weechat_hashtable_set (hashtable, ptr_key, str_tags); free (str_tags); } } else { weechat_hashtable_set (hashtable, ptr_key, ptr_value); } } else { weechat_hashtable_set ( hashtable, ptr_key, weechat_hashtable_get (ctx.extra_vars, ptr_key)); } } } } end: if (tags) weechat_string_free_split (tags); TRIGGER_CALLBACK_CB_END(hashtable); } /* * Callback for a print hooked. */ int trigger_callback_print_cb (const void *pointer, void *data, struct t_gui_buffer *buffer, time_t date, int tags_count, const char **tags, int displayed, int highlight, const char *prefix, const char *message) { char *str_tags, *str_tags2, str_temp[128], *str_no_color; int length; struct tm *date_tmp; TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); ctx.buffer = buffer; /* do nothing if the buffer does not match buffers defined in the trigger */ if (trigger->hook_print_buffers && !weechat_buffer_match_list (buffer, trigger->hook_print_buffers)) goto end; TRIGGER_CALLBACK_CB_NEW_POINTERS; TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; /* add data in hashtables used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.pointers, "buffer", buffer); date_tmp = localtime (&date); if (date_tmp) { if (strftime (str_temp, sizeof (str_temp), "%Y-%m-%d %H:%M:%S", date_tmp) == 0) str_temp[0] = '\0'; weechat_hashtable_set (ctx.extra_vars, "tg_date", str_temp); } snprintf (str_temp, sizeof (str_temp), "%d", displayed); weechat_hashtable_set (ctx.extra_vars, "tg_displayed", str_temp); snprintf (str_temp, sizeof (str_temp), "%d", highlight); weechat_hashtable_set (ctx.extra_vars, "tg_highlight", str_temp); weechat_hashtable_set (ctx.extra_vars, "tg_prefix", prefix); str_no_color = weechat_string_remove_color (prefix, NULL); if (str_no_color) { weechat_hashtable_set (ctx.extra_vars, "tg_prefix_nocolor", str_no_color); free (str_no_color); } weechat_hashtable_set (ctx.extra_vars, "tg_message", message); str_no_color = weechat_string_remove_color (message, NULL); if (str_no_color) { weechat_hashtable_set (ctx.extra_vars, "tg_message_nocolor", str_no_color); free (str_no_color); } str_tags = weechat_string_rebuild_split_string (tags, ",", 0, -1); if (str_tags) { /* build string with tags and commas around: ",tag1,tag2,tag3," */ length = 1 + strlen (str_tags) + 1 + 1; str_tags2 = malloc (length); if (str_tags2) { snprintf (str_tags2, length, ",%s,", str_tags); weechat_hashtable_set (ctx.extra_vars, "tg_tags", str_tags2); free (str_tags2); } free (str_tags); } if (!trigger_callback_set_tags (buffer, tags, tags_count, ctx.extra_vars)) goto end; /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a command hooked. */ int trigger_callback_command_cb (const void *pointer, void *data, struct t_gui_buffer *buffer, int argc, char **argv, char **argv_eol) { char str_name[64], str_value[128], **shell_argv; int i, shell_argc; TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); TRIGGER_CALLBACK_CB_NEW_POINTERS; TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; ctx.buffer = buffer; /* add data in hashtables used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.pointers, "buffer", buffer); snprintf (str_value, sizeof (str_value), "%d", argc); weechat_hashtable_set (ctx.extra_vars, "tg_argc", str_value); for (i = 0; i < argc; i++) { snprintf (str_name, sizeof (str_name), "tg_argv%d", i); weechat_hashtable_set (ctx.extra_vars, str_name, argv[i]); snprintf (str_name, sizeof (str_name), "tg_argv_eol%d", i); weechat_hashtable_set (ctx.extra_vars, str_name, argv_eol[i]); } shell_argv = weechat_string_split_shell (argv_eol[0], &shell_argc); if (shell_argv) { snprintf (str_value, sizeof (str_value), "%d", shell_argc); weechat_hashtable_set (ctx.extra_vars, "tg_shell_argc", str_value); for (i = 0; i < shell_argc; i++) { snprintf (str_name, sizeof (str_name), "tg_shell_argv%d", i); weechat_hashtable_set (ctx.extra_vars, str_name, shell_argv[i]); } weechat_string_free_split (shell_argv); } else { weechat_hashtable_set (ctx.extra_vars, "tg_shell_argc", "0"); } /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a command_run hooked. */ int trigger_callback_command_run_cb (const void *pointer, void *data, struct t_gui_buffer *buffer, const char *command) { TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); TRIGGER_CALLBACK_CB_NEW_POINTERS; TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; ctx.buffer = buffer; /* add data in hashtables used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.pointers, "buffer", buffer); weechat_hashtable_set (ctx.extra_vars, "tg_command", command); /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a timer hooked. */ int trigger_callback_timer_cb (const void *pointer, void *data, int remaining_calls) { char str_temp[128]; int i; time_t date; struct tm *date_tmp; TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); /* * remove the hook if this is the last call to timer * (because WeeChat will remove the hook after this call, so the pointer * will become invalid) */ if ((remaining_calls == 0) && trigger->hooks) { for (i = 0; i < trigger->hooks_count; i++) { trigger->hooks[i] = NULL; } } TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); snprintf (str_temp, sizeof (str_temp), "%d", remaining_calls); weechat_hashtable_set (ctx.extra_vars, "tg_remaining_calls", str_temp); date = time (NULL); date_tmp = localtime (&date); if (date_tmp) { if (strftime (str_temp, sizeof (str_temp), "%Y-%m-%d %H:%M:%S", date_tmp) == 0) str_temp[0] = '\0'; weechat_hashtable_set (ctx.extra_vars, "tg_date", str_temp); } /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a config hooked. */ int trigger_callback_config_cb (const void *pointer, void *data, const char *option, const char *value) { TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK); TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.extra_vars, "tg_option", option); weechat_hashtable_set (ctx.extra_vars, "tg_value", value); /* execute the trigger (conditions, regex, command) */ if (!trigger_callback_execute (trigger, &ctx)) trigger_rc = WEECHAT_RC_OK; end: TRIGGER_CALLBACK_CB_END(trigger_rc); } /* * Callback for a focus hooked. */ struct t_hashtable * trigger_callback_focus_cb (const void *pointer, void *data, struct t_hashtable *info) { const char *ptr_value; unsigned long value; int rc; TRIGGER_CALLBACK_CB_INIT(info); TRIGGER_CALLBACK_CB_NEW_POINTERS; ctx.extra_vars = weechat_hashtable_dup (info); /* add data in hashtables used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, info); ptr_value = weechat_hashtable_get (info, "_window"); if (ptr_value && ptr_value[0] && (strncmp (ptr_value, "0x", 2) == 0)) { rc = sscanf (ptr_value + 2, "%lx", &value); if ((rc != EOF) && (rc >= 1)) weechat_hashtable_set (ctx.pointers, "window", (void *)value); } ptr_value = weechat_hashtable_get (info, "_buffer"); if (ptr_value && ptr_value[0] && (strncmp (ptr_value, "0x", 2) == 0)) { rc = sscanf (ptr_value + 2, "%lx", &value); if ((rc != EOF) && (rc >= 1)) weechat_hashtable_set (ctx.pointers, "buffer", (void *)value); } /* execute the trigger (conditions, regex, command) */ (void) trigger_callback_execute (trigger, &ctx); end: TRIGGER_CALLBACK_CB_END(info); } /* * Callback for an info hooked. */ char * trigger_callback_info_cb (const void *pointer, void *data, const char *info_name, const char *arguments) { const char *ptr_info; char *info; TRIGGER_CALLBACK_CB_INIT(NULL); TRIGGER_CALLBACK_CB_NEW_EXTRA_VARS; /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.extra_vars, "tg_info_name", info_name); weechat_hashtable_set (ctx.extra_vars, "tg_arguments", arguments); weechat_hashtable_set (ctx.extra_vars, "tg_info", ""); /* execute the trigger (conditions, regex, command) */ (void) trigger_callback_execute (trigger, &ctx); end: ptr_info = weechat_hashtable_get (ctx.extra_vars, "tg_info"); info = (ptr_info) ? strdup (ptr_info) : NULL; TRIGGER_CALLBACK_CB_END(info); } /* * Callback for an info_hashtable hooked. */ struct t_hashtable * trigger_callback_info_hashtable_cb (const void *pointer, void *data, const char *info_name, struct t_hashtable *hashtable) { struct t_hashtable *ret_hashtable; struct t_weelist_item *ptr_item; const char *ptr_key; TRIGGER_CALLBACK_CB_INIT(NULL); ret_hashtable = NULL; TRIGGER_CALLBACK_CB_NEW_POINTERS; TRIGGER_CALLBACK_CB_NEW_VARS_UPDATED; ctx.extra_vars = weechat_hashtable_dup (hashtable); /* add data in hashtable used for conditions/replace/command */ trigger_callback_set_common_vars (trigger, ctx.extra_vars); weechat_hashtable_set (ctx.extra_vars, "tg_info_name", info_name); /* execute the trigger (conditions, regex, command) */ (void) trigger_callback_execute (trigger, &ctx); ret_hashtable = weechat_hashtable_new (32, WEECHAT_HASHTABLE_STRING, WEECHAT_HASHTABLE_STRING, NULL, NULL); if (ret_hashtable) { /* copy updated variables into the result "ret_hashtable" */ for (ptr_item = weechat_list_get (ctx.vars_updated, 0); ptr_item; ptr_item = weechat_list_next (ptr_item)) { ptr_key = weechat_list_string (ptr_item); if (weechat_hashtable_has_key (ctx.extra_vars, ptr_key)) { weechat_hashtable_set ( ret_hashtable, ptr_key, weechat_hashtable_get (ctx.extra_vars, ptr_key)); } } } end: TRIGGER_CALLBACK_CB_END(ret_hashtable); } /* * Initializes trigger callback. */ void trigger_callback_init () { trigger_callback_hashtable_options_conditions = weechat_hashtable_new ( 32, WEECHAT_HASHTABLE_STRING, WEECHAT_HASHTABLE_STRING, NULL, NULL); if (trigger_callback_hashtable_options_conditions) { weechat_hashtable_set (trigger_callback_hashtable_options_conditions, "type", "condition"); } } /* * Ends trigger callback. */ void trigger_callback_end () { if (trigger_callback_hashtable_options_conditions) weechat_hashtable_free (trigger_callback_hashtable_options_conditions); }