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<?php
/*
Plugin Name: Event tracer
Version: 1.0
Description: For developers. Shows all calls to trigger_event.
Plugin URI: http://www.phpwebgallery.net
*/
if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');
class EventTracer
{
var $me_working;
var $my_config;
function EventTracer()
{
$this->me_working=0;
}
function load_config()
{
$x = @file_get_contents( dirname(__FILE__).'/data.dat' );
if ($x!==false)
{
$c = unserialize($x);
// do some more tests here
$this->my_config = $c;
}
if ( !isset($this->my_config)
or empty($this->my_config['filters']) )
{
$this->my_config['filters'] = array( '.*' );
$this->my_config['show_args'] = false;
$this->save_config();
}
}
function save_config()
{
$file = fopen( dirname(__FILE__).'/data.dat', 'w' );
fwrite($file, serialize($this->my_config) );
fclose( $file );
}
function on_pre_trigger_event($event_info)
{
$this->dump('pre_trigger_event', $event_info);
}
function on_post_trigger_event($event_info)
{
$this->dump('post_trigger_event', $event_info);
}
function on_trigger_action($event_info)
{
$this->dump('trigger_action', $event_info);
}
function dump($event, $event_info)
{
foreach( $this->my_config['filters'] as $filter)
{
if ( preg_match( '/'.$filter.'/', $event_info['event'] ) )
{
if ($this->my_config['show_args'])
{
$s = '<pre>';
$s .= htmlspecialchars( var_export( $event_info['data'], true ) );
$s .= '</pre>';
}
else
$s = '';
pwg_debug($event.' "'.$event_info['event'].'" '.($s) );
break;
}
}
}
function plugin_admin_menu($menu)
{
array_push($menu,
array(
'NAME' => 'Event Tracer',
'URL' => get_admin_plugin_menu_link(dirname(__FILE__).'/tracer_admin.php')
)
);
return $menu;
}
}
$obj = new EventTracer();
$obj->load_config();
add_event_handler('get_admin_plugin_menu_links', array(&$obj, 'plugin_admin_menu') );
add_event_handler('pre_trigger_event', array(&$obj, 'on_pre_trigger_event') );
add_event_handler('post_trigger_event', array(&$obj, 'on_post_trigger_event') );
add_event_handler('trigger_action', array(&$obj, 'on_trigger_action') );
set_plugin_data($plugin['id'], $obj);
?>
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