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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()
{
$x = @file_get_contents( dirname(__FILE__).'/tracer.dat' );
if ($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()
{
$file = fopen( dirname(__FILE__).'/tracer.dat', 'w' );
fwrite($file, serialize($this->my_config) );
fclose( $file );
}
function pre_trigger_event($event_info)
{
if (!$this->me_working)
{
foreach( $this->my_config['filters'] as $filter)
{
if ( preg_match( '/'.$filter.'/', $event_info['event'] ) )
{
if ($this->my_config['show_args'])
$s = var_export( $event_info['data'], true );
else
$s = '';
pwg_debug('begin trigger_event "'.$event_info['event'].'" '.htmlspecialchars($s) );
break;
}
}
}
}
/*function post_trigger_event($filter_info)
{
if (!$this->me_working)
{
$s = var_export( $filter_info['data'], true );
pwg_debug('end trigger_event '.$filter_info['event'].' '.$s );
}
}*/
function plugin_admin_menu()
{
add_plugin_admin_menu( "Event Tracer", array(&$this, 'do_admin') );
}
function do_admin($my_url)
{
include( dirname(__FILE__).'/tracer_admin.php' );
}
}
$eventTracer = new EventTracer();
$eventTracer->load_config();
add_event_handler('plugin_admin_menu', array(&$eventTracer, 'plugin_admin_menu') );
add_event_handler('pre_trigger_event', array(&$eventTracer, 'pre_trigger_event') );
?>
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