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Files
weechat/src/plugins/trigger/trigger-callback.c
T
2014-02-13 12:06:46 +01:00

987 lines
31 KiB
C

/*
* trigger-callback.c - callbacks for triggers
*
* Copyright (C) 2014 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 <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include "../weechat-plugin.h"
#include "trigger.h"
#include "trigger-buffer.h"
/* one hashtable by hook, used in callback to evaluate "conditions" */
struct t_hashtable *trigger_callback_hashtable_options = NULL;
/*
* 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;
char str_temp[128];
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, "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);
}
}
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);
rc = (value && (strcmp (value, "1") == 0));
if (value)
free (value);
return rc;
}
/*
* Replaces text using one or more regex in the trigger.
*/
void
trigger_callback_replace_regex (struct t_trigger *trigger,
struct t_hashtable *extra_vars)
{
char *value;
const char *ptr_key, *ptr_value;
int i;
if (trigger->regex_count == 0)
return;
for (i = 0; i < trigger->regex_count; i++)
{
/* if regex is not set (invalid), skip it */
if (!trigger->regex[i].regex)
continue;
ptr_key = (trigger->regex[i].variable) ?
trigger->regex[i].variable :
trigger_hook_regex_default_var[weechat_config_integer (trigger->options[TRIGGER_OPTION_HOOK])];
if (!ptr_key || !ptr_key[0])
{
if (trigger_buffer)
{
weechat_printf_tags (trigger_buffer, "no_trigger",
"\t regex %d: %s",
i + 1, _("no variable"));
}
continue;
}
ptr_value = weechat_hashtable_get (extra_vars, ptr_key);
if (!ptr_value)
{
if (trigger_buffer)
{
weechat_printf_tags (trigger_buffer, "no_trigger",
"\t regex %d (%s): %s",
i + 1, ptr_key, _("empty variable"));
}
continue;
}
value = weechat_string_replace_regex (ptr_value,
trigger->regex[i].regex,
trigger->regex[i].replace_eval,
'$');
if (!value)
continue;
/* display debug info on trigger buffer */
if (trigger_buffer)
{
weechat_printf_tags (trigger_buffer, "no_trigger",
"\t regex %d %s(%s%s%s)%s: %s\"%s%s%s\"",
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 (extra_vars, ptr_key, value);
free (value);
}
}
/*
* Executes the trigger command(s).
*/
void
trigger_callback_run_command (struct t_trigger *trigger,
struct t_gui_buffer *buffer,
struct t_hashtable *pointers,
struct t_hashtable *extra_vars)
{
char *command_eval;
int i;
if (!trigger->commands)
return;
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],
pointers, extra_vars,
NULL);
if (command_eval)
{
/* display debug info on trigger buffer */
if (trigger_buffer)
{
weechat_printf_tags (trigger_buffer, "no_trigger",
_("%s running command %s\"%s%s%s\"%s "
"on buffer %s%s%s"),
"\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)
*/
void
trigger_callback_execute (struct t_trigger *trigger,
struct t_gui_buffer *buffer,
struct t_hashtable *pointers,
struct t_hashtable *extra_vars)
{
/* display debug info on trigger buffer */
if (!trigger_buffer && (weechat_trigger_plugin->debug >= 1))
trigger_buffer_open (0);
trigger_buffer_display_trigger (trigger, buffer, pointers, extra_vars);
/* check conditions */
if (trigger_callback_check_conditions (trigger, pointers, extra_vars))
{
/* replace text with regex */
trigger_callback_replace_regex (trigger, extra_vars);
/* execute command(s) */
trigger_callback_run_command (trigger, buffer, pointers, extra_vars);
}
}
/*
* Callback for a signal hooked.
*/
int
trigger_callback_signal_cb (void *data, const char *signal,
const char *type_data, void *signal_data)
{
struct t_trigger *trigger;
struct t_hashtable *extra_vars;
const char *ptr_signal_data;
char str_data[128];
int rc;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return WEECHAT_RC_OK;
trigger->hook_count_cb++;
trigger->hook_running = 1;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* create hashtable */
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtable used for conditions/replace/command */
weechat_hashtable_set (extra_vars, "tg_signal", signal);
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)
{
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", (long unsigned int)signal_data);
}
ptr_signal_data = str_data;
}
weechat_hashtable_set (extra_vars, "tg_signal_data", ptr_signal_data);
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, NULL, NULL, extra_vars);
end:
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a hsignal hooked.
*/
int
trigger_callback_hsignal_cb (void *data, const char *signal,
struct t_hashtable *hashtable)
{
struct t_trigger *trigger;
struct t_hashtable *pointers, *extra_vars;
const char *type_values;
int rc;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return WEECHAT_RC_OK;
trigger->hook_count_cb++;
trigger->hook_running = 1;
pointers = NULL;
extra_vars = NULL;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* 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)
{
pointers = weechat_hashtable_dup (hashtable);
if (!pointers)
goto end;
}
else if (strcmp (type_values, "pointer") == 0)
{
extra_vars = weechat_hashtable_dup (hashtable);
if (!extra_vars)
goto end;
}
}
/* create hashtable (if not already created) */
if (!extra_vars)
{
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
}
/* add data in hashtable used for conditions/replace/command */
weechat_hashtable_set (extra_vars, "tg_signal", signal);
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, NULL, NULL, extra_vars);
end:
if (pointers)
weechat_hashtable_free (pointers);
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a modifier hooked.
*/
char *
trigger_callback_modifier_cb (void *data, const char *modifier,
const char *modifier_data, const char *string)
{
struct t_trigger *trigger;
struct t_hashtable *pointers, *extra_vars;
struct t_gui_buffer *buffer;
const char *ptr_string;
char *string_modified, *pos, *pos2, *plugin_name, *buffer_name;
char *buffer_full_name, *str_tags, **tags;
int length, num_tags;
buffer = NULL;
tags = NULL;
num_tags = 0;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return NULL;
trigger->hook_count_cb++;
trigger->hook_running = 1;
/* create hashtables */
pointers = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_POINTER,
NULL,
NULL);
if (!pointers)
goto end;
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtable used for conditions/replace/command */
weechat_hashtable_set (extra_vars, "tg_modifier", modifier);
weechat_hashtable_set (extra_vars, "tg_modifier_data", modifier_data);
weechat_hashtable_set (extra_vars, "tg_string", string);
/* add special variables for a WeeChat message */
if (strcmp (modifier, "weechat_print") == 0)
{
pos = strchr (modifier_data, ';');
if (pos)
{
plugin_name = weechat_strndup (modifier_data, pos - modifier_data);
if (plugin_name)
{
weechat_hashtable_set (extra_vars, "tg_plugin", plugin_name);
pos++;
pos2 = strchr (pos, ';');
if (pos2)
{
buffer_name = weechat_strndup (pos, pos2 - pos);
if (buffer_name)
{
buffer = weechat_buffer_search (plugin_name,
buffer_name);
length = strlen (plugin_name) + 1 + strlen (buffer_name) + 1;
buffer_full_name = malloc (length);
if (buffer_full_name)
{
snprintf (buffer_full_name, length,
"%s.%s", plugin_name, buffer_name);
weechat_hashtable_set (extra_vars, "tg_buffer",
buffer_full_name);
free (buffer_full_name);
}
free (buffer_name);
}
pos2++;
if (pos2[0])
{
tags = weechat_string_split (pos2, ",", 0, 0, &num_tags);
length = 1 + strlen (pos2) + 1 + 1;
str_tags = malloc (length);
if (str_tags)
{
snprintf (str_tags, length, ",%s,", pos2);
weechat_hashtable_set (extra_vars, "tg_tags",
str_tags);
free (str_tags);
}
}
}
free (plugin_name);
}
}
weechat_hashtable_set (pointers, "buffer", buffer);
}
if (tags)
{
if (!trigger_callback_set_tags (buffer, (const char **)tags, num_tags,
extra_vars))
{
goto end;
}
}
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, buffer, NULL, extra_vars);
end:
ptr_string = weechat_hashtable_get (extra_vars, "tg_string");
string_modified = (ptr_string && (strcmp (ptr_string, string) != 0)) ?
strdup (ptr_string) : NULL;
if (pointers)
weechat_hashtable_free (pointers);
if (extra_vars)
weechat_hashtable_free (extra_vars);
if (tags)
weechat_string_free_split (tags);
trigger->hook_running = 0;
return string_modified;
}
/*
* Callback for a print hooked.
*/
int
trigger_callback_print_cb (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)
{
struct t_trigger *trigger;
struct t_hashtable *pointers, *extra_vars;
char *str_tags, *str_tags2, str_temp[128];
int rc, length;
struct tm *date_tmp;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return WEECHAT_RC_OK;
trigger->hook_count_cb++;
trigger->hook_running = 1;
pointers = NULL;
extra_vars = NULL;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* 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;
/* create hashtables */
pointers = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_POINTER,
NULL,
NULL);
if (!pointers)
goto end;
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtables used for conditions/replace/command */
weechat_hashtable_set (pointers, "buffer", buffer);
date_tmp = localtime (&date);
if (date_tmp)
{
strftime (str_temp, sizeof (str_temp), "%Y-%m-%d %H:%M:%S", date_tmp);
weechat_hashtable_set (extra_vars, "tg_date", str_temp);
}
snprintf (str_temp, sizeof (str_temp), "%d", displayed);
weechat_hashtable_set (extra_vars, "tg_displayed", str_temp);
snprintf (str_temp, sizeof (str_temp), "%d", highlight);
weechat_hashtable_set (extra_vars, "tg_highlight", str_temp);
weechat_hashtable_set (extra_vars, "tg_prefix", prefix);
weechat_hashtable_set (extra_vars, "tg_message", message);
str_tags = weechat_string_build_with_split_string (tags, ",");
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 (extra_vars, "tg_tags", str_tags2);
free (str_tags2);
}
free (str_tags);
}
if (!trigger_callback_set_tags (buffer, tags, tags_count, extra_vars))
goto end;
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, buffer, pointers, extra_vars);
end:
if (pointers)
weechat_hashtable_free (pointers);
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a command hooked.
*/
int
trigger_callback_command_cb (void *data, struct t_gui_buffer *buffer,
int argc, char **argv, char **argv_eol)
{
struct t_trigger *trigger;
struct t_hashtable *pointers, *extra_vars;
char str_name[32];
int rc, i;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return WEECHAT_RC_OK;
trigger->hook_count_cb++;
trigger->hook_running = 1;
pointers = NULL;
extra_vars = NULL;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* create hashtables */
pointers = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_POINTER,
NULL,
NULL);
if (!pointers)
goto end;
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtables used for conditions/replace/command */
weechat_hashtable_set (pointers, "buffer", buffer);
for (i = 0; i < argc; i++)
{
snprintf (str_name, sizeof (str_name), "tg_argv%d", i);
weechat_hashtable_set (extra_vars, str_name, argv[i]);
snprintf (str_name, sizeof (str_name), "tg_argv_eol%d", i);
weechat_hashtable_set (extra_vars, str_name, argv_eol[i]);
}
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, buffer, pointers, extra_vars);
end:
if (pointers)
weechat_hashtable_free (pointers);
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a command_run hooked.
*/
int
trigger_callback_command_run_cb (void *data, struct t_gui_buffer *buffer,
const char *command)
{
struct t_trigger *trigger;
struct t_hashtable *pointers, *extra_vars;
int rc;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return WEECHAT_RC_OK;
trigger->hook_count_cb++;
trigger->hook_running = 1;
pointers = NULL;
extra_vars = NULL;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* create hashtables */
pointers = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_POINTER,
NULL,
NULL);
if (!pointers)
goto end;
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtables used for conditions/replace/command */
weechat_hashtable_set (pointers, "buffer", buffer);
weechat_hashtable_set (extra_vars, "tg_command", command);
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, buffer, pointers, extra_vars);
end:
if (pointers)
weechat_hashtable_free (pointers);
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a timer hooked.
*/
int
trigger_callback_timer_cb (void *data, int remaining_calls)
{
struct t_trigger *trigger;
struct t_hashtable *extra_vars;
char str_temp[128];
int rc, i;
time_t date;
struct tm *date_tmp;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return 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->hook_count_cb++;
trigger->hook_running = 1;
extra_vars = NULL;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* create hashtable */
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtable used for conditions/replace/command */
snprintf (str_temp, sizeof (str_temp), "%d", remaining_calls);
weechat_hashtable_set (extra_vars, "tg_remaining_calls", str_temp);
date = time (NULL);
date_tmp = localtime (&date);
if (date_tmp)
{
strftime (str_temp, sizeof (str_temp), "%Y-%m-%d %H:%M:%S", date_tmp);
weechat_hashtable_set (extra_vars, "tg_date", str_temp);
}
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, NULL, NULL, extra_vars);
end:
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a config hooked.
*/
int
trigger_callback_config_cb (void *data, const char *option, const char *value)
{
struct t_trigger *trigger;
struct t_hashtable *extra_vars;
int rc;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return WEECHAT_RC_OK;
trigger->hook_count_cb++;
trigger->hook_running = 1;
extra_vars = NULL;
rc = trigger_return_code[weechat_config_integer (trigger->options[TRIGGER_OPTION_RETURN_CODE])];
/* create hashtable */
extra_vars = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (!extra_vars)
goto end;
/* add data in hashtable used for conditions/replace/command */
weechat_hashtable_set (extra_vars, "tg_option", option);
weechat_hashtable_set (extra_vars, "tg_value", value);
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, NULL, NULL, extra_vars);
end:
if (extra_vars)
weechat_hashtable_free (extra_vars);
trigger->hook_running = 0;
return rc;
}
/*
* Callback for a focus hooked.
*/
struct t_hashtable *
trigger_callback_focus_cb (void *data, struct t_hashtable *info)
{
struct t_trigger *trigger;
struct t_hashtable *pointers;
const char *ptr_value;
long unsigned int value;
int rc;
/* get trigger pointer, return immediately if not found or trigger running */
trigger = (struct t_trigger *)data;
if (!trigger || trigger->hook_running)
return NULL;
trigger->hook_count_cb++;
trigger->hook_running = 1;
pointers = NULL;
/* create hashtable */
pointers = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_POINTER,
NULL,
NULL);
if (!pointers)
goto end;
/* add data in hashtables used for conditions/replace/command */
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 (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 (pointers, "buffer", (void *)value);
}
/* execute the trigger (conditions, regex, command) */
trigger_callback_execute (trigger, NULL, pointers, info);
end:
if (pointers)
weechat_hashtable_free (pointers);
trigger->hook_running = 0;
return info;
}
/*
* Initializes trigger callback.
*/
void
trigger_callback_init ()
{
trigger_callback_hashtable_options = weechat_hashtable_new (32,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING,
NULL,
NULL);
if (trigger_callback_hashtable_options)
{
weechat_hashtable_set (trigger_callback_hashtable_options,
"type", "condition");
}
}
/*
* Ends trigger callback.
*/
void
trigger_callback_end ()
{
if (trigger_callback_hashtable_options)
weechat_hashtable_free (trigger_callback_hashtable_options);
}