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<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based picture gallery |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2009 Piwigo Team http://piwigo.org |
// | Copyright(C) 2003-2008 Piwigo team http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | This program 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 |
// | |
// | This program 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 this program; if not, write to the Free Software |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA. |
// +-----------------------------------------------------------------------+
/*
Plugin Name: Event tracer
Version: 2.0.3
Description: For developers. Shows all calls to trigger_event.
Plugin URI: http://piwigo.org/ext/extension_view.php?eid=288
Author: Piwigo team
Author URI: http://piwigo.org
*/
if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');
class EventTracer
{
var $my_config;
var $trigger_counts = array();
function EventTracer()
{
}
function get_config_file_dir()
{
global $conf;
return $conf['local_data_dir'].'/plugins/';
}
function get_config_file_name()
{
return basename(dirname(__FILE__)).'.dat';
}
function load_config()
{
$x = @file_get_contents( $this->get_config_file_dir().$this->get_config_file_name() );
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_registered'] = true;
$this->save_config();
}
}
function save_config()
{
$dir = $this->get_config_file_dir();
@mkgetdir($dir);
$file = fopen( $dir.$this->get_config_file_name(), 'w' );
fwrite($file, serialize($this->my_config) );
fclose( $file );
}
function on_page_tail()
{
global $debug;
if (@$this->my_config['show_registered'])
{
global $pwg_event_handlers;
$out = '';
foreach ($pwg_event_handlers as $event => $prio_array)
{
$out .= $event.' '.intval(@$this->trigger_counts[$event])." calls\n";
foreach ($prio_array as $prio => $handlers)
{
foreach ($handlers as $handler)
{
$out .= "\t$prio ";
if ( is_array($handler['function']) )
{
if ( is_string($handler['function'][0]) )
$out .= $handler['function'][0].'::';
else
$out .= @get_class($handler['function'][0]).'->';
$out .= $handler['function'][1];
}
else
$out .= $handler['function'];
$out .= "\n";
}
}
$out .= "\n";
}
$debug .= '<pre>'.$out.'</pre>';
}
if (@$this->my_config['show_included_files'])
{
$debug .= "<pre><em>Included files</em>\n".var_export( get_included_files(), true ).'</pre>';
}
}
function on_trigger($event_info)
{
if ($event_info['type']!='post_event')
@$this->trigger_counts[$event_info['event']]++;
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_info['type'].' "'.$event_info['event'].'" '.($this->trigger_counts[$event_info['event']]).' calls '.($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('loc_begin_page_tail', array(&$obj, 'on_page_tail') );
add_event_handler('trigger', array(&$obj, 'on_trigger') );
set_plugin_data($plugin['id'], $obj);
?>
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