git-svn-id: http://piwigo.org/svn/trunk@2357 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 137 insertions, 0 deletions

diff --git a/BSF/plugins/event_tracer/main.inc.php b/BSF/plugins/event_tracer/main.inc.php
new file mode 100644
index 000000000..dcf282146
--- /dev/null
+++ b/BSF/plugins/event_tracer/main.inc.php
@@ -0,0 +1,137 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based picture gallery                                  |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008      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: 1.8.a
+Description: For developers. Shows all calls to trigger_event.
+Plugin URI: http://piwigo.org
+Author: Piwigo team
+Author URI: http://piwigo.org
+*/
+
+if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');
+
+class EventTracer
+{
+  var $me_working;
+  var $my_config;
+  
+  function EventTracer()
+  {
+    $this->me_working=0;
+  }
+
+  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_args'] = false;
+      $this->save_config();
+    }
+  }
+
+  function save_config()
+  {
+    $dir = $this->get_config_file_dir();
+    @mkdir($dir);
+    $file = fopen( $dir.$this->get_config_file_name(), '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);
+?>