- plugins can add now their page to the admin page

- new plugin (event_tracer) that demonstrate it and useful to see all calls 
to trigger_event

git-svn-id: http://piwigo.org/svn/trunk@1580 68402e56-0260-453c-a942-63ccdbb3a9ee

3 files changed, 141 insertions, 22 deletions

diff --git a/admin/include/functions_plugins.inc.php b/admin/include/functions_plugins.inc.php
index bb85e15f6..91266841b 100644
--- a/admin/include/functions_plugins.inc.php
+++ b/admin/include/functions_plugins.inc.php
@@ -98,4 +98,19 @@ UPDATE '.CONFIG_TABLE.'
   }
   return false;
 }
+
+/*allows plugins to add their content to the administration page*/
+function add_plugin_admin_menu($title, $func)
+{
+  global $page;
+
+  $uid = md5( var_export($func, true) );
+  $page['plugin_admin_menu'][] =
+    array(
+      'title' => $title,
+      'function' => $func,
+      'uid' => $uid
+    );
+}
+
 ?>
\ No newline at end of file
diff --git a/admin/plugin.php b/admin/plugin.php
new file mode 100644
index 000000000..08afccc61
--- /dev/null
+++ b/admin/plugin.php
@@ -0,0 +1,74 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | PhpWebGallery - a PHP based picture gallery                           |
+// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
+// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
+// +-----------------------------------------------------------------------+
+// | branch        : BSF (Best So Far)
+// | file          : $RCSfile$
+// | last update   : $Date$
+// | last modifier : $Author$
+// | revision      : $Revision$
+// +-----------------------------------------------------------------------+
+// | 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.                                                                  |
+// +-----------------------------------------------------------------------+
+
+if( !defined("PHPWG_ROOT_PATH") )
+{
+  die ("Hacking attempt!");
+}
+
+include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
+include_once(PHPWG_ROOT_PATH.'admin/include/functions_plugins.inc.php');
+check_status(ACCESS_ADMINISTRATOR);
+
+$template->set_filenames(array('plugin' => 'admin/plugin.tpl'));
+
+trigger_event('plugin_admin_menu');
+
+
+if ( isset($page['plugin_admin_menu']) )
+{
+  $template->assign_block_vars('plugin_menu.menu_item',
+      array(
+        'NAME' => l10n('Plugins'),
+        'URL' => PHPWG_ROOT_PATH.'admin.php?page=plugins'
+      )
+    );
+
+  $plug_base_url = PHPWG_ROOT_PATH.'admin.php?page=plugin&amp;section=';
+  foreach ($page['plugin_admin_menu'] as $menu)
+  {
+    if (isset($_GET['section']) and $menu['uid']==$_GET['section'])
+    {
+      $found_menu=$menu;
+    }
+    $template->assign_block_vars('plugin_menu.menu_item',
+        array(
+          'NAME' => $menu['title'],
+          'URL' => $plug_base_url.$menu['uid']
+        )
+      );
+  }
+}
+if ( isset($found_menu) )
+{
+  call_user_func(
+    $found_menu['function'],
+    PHPWG_ROOT_PATH.'admin.php?page=plugin&amp;section='.$found_menu['uid'] );
+}
+
+$template->assign_var_from_handle('ADMIN_CONTENT', 'plugin');
+?>
diff --git a/admin/plugins.php b/admin/plugins.php
index 04c79aeca..e187cac21 100644
--- a/admin/plugins.php
+++ b/admin/plugins.php
@@ -2,7 +2,7 @@
 // +-----------------------------------------------------------------------+
 // | PhpWebGallery - a PHP based picture gallery                           |
 // | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
-// | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net |
+// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
 // +-----------------------------------------------------------------------+
 // | branch        : BSF (Best So Far)
 // | file          : $RCSfile$
@@ -64,31 +64,61 @@ $plugins = get_plugins();
 
 $template->set_filenames(array('plugins' => 'admin/plugins.tpl'));
 
-if (count($plugins))
+
+trigger_event('plugin_admin_menu');
+
+$template->assign_block_vars('plugin_menu.menu_item',
+    array(
+      'NAME' => l10n('Plugins'),
+      'URL' => PHPWG_ROOT_PATH.'admin.php?page=plugins'
+    )
+  );
+
+if ( isset($page['plugin_admin_menu']) )
 {
-  $template->assign_block_vars( 'plugins', array() );
-  foreach( $plugins as $plugin_id => $plugin )
+  $plug_base_url = PHPWG_ROOT_PATH.'admin.php?page=plugin&amp;section=';
+  foreach ($page['plugin_admin_menu'] as $menu)
   {
-    $action_url = $my_base_url.'&amp;plugin='.$plugin_id;
-    if ( isset( $active_plugins[$plugin_id] ) )
-    {
-      $action_url .= '&amp;action=deactivate';
-      $action_name = l10n('Deactivate');
-    }
-    else
-    {
-      $action_url .= '&amp;action=activate';
-      $action_name = l10n('Activate');
-    }
-    $template->assign_block_vars( 'plugins.plugin',
+    $template->assign_block_vars('plugin_menu.menu_item',
         array(
-          'NAME' => $plugin['name'],
-          'DESCRIPTION' => $plugin['description'],
-          'L_ACTION' => $action_name,
-          'U_ACTION' => $action_url,
-          )
-       );
+          'NAME' => $menu['title'],
+          'URL' => $plug_base_url.$menu['uid']
+        )
+      );
   }
 }
+
+$num=0;
+foreach( $plugins as $plugin_id => $plugin )
+{
+  $action_url = $my_base_url.'&amp;plugin='.$plugin_id;
+  if ( isset( $active_plugins[$plugin_id] ) )
+  {
+    $action_url .= '&amp;action=deactivate';
+    $action_name = l10n('Deactivate');
+  }
+  else
+  {
+    $action_url .= '&amp;action=activate';
+    $action_name = l10n('Activate');
+  }
+  $display_name = $plugin['name'];
+  if ( !empty($plugin['uri']) )
+  {
+    $display_name='<a href="'.$plugin['uri'].'">'.$display_name.'</a>';
+  }
+  $template->assign_block_vars( 'plugins.plugin',
+      array(
+        'NAME' => $display_name,
+        'VERSION' => $plugin['version'],
+        'DESCRIPTION' => $plugin['description'],
+        'CLASS' => ($num++ % 2 == 1) ? 'row2' : 'row1',
+        'L_ACTION' => $action_name,
+        'U_ACTION' => $action_url,
+        )
+     );
+}
+
+
 $template->assign_var_from_handle('ADMIN_CONTENT', 'plugins');
 ?>