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Use class for plugins management
git-svn-id: http://piwigo.org/svn/trunk@2263 68402e56-0260-453c-a942-63ccdbb3a9ee
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patdenice
parent
0c83b734fb
commit
6ecb1f3507
10 changed files with 676 additions and 702 deletions
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@ -24,153 +24,6 @@
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// | USA. |
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// +-----------------------------------------------------------------------+
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/* Returns an array of plugins defined in the plugin directory
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*/
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function get_fs_plugins()
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{
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$plugins = array();
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$dir = opendir(PHPWG_PLUGINS_PATH);
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while ($file = readdir($dir))
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{
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if ($file!='.' and $file!='..')
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{
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$path = PHPWG_PLUGINS_PATH.$file;
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if (is_dir($path) and !is_link($path)
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and preg_match('/^[a-zA-Z0-9-_]+$/', $file )
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and file_exists($path.'/main.inc.php')
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)
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{
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$plugin = array(
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'name'=>$file,
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'version'=>'0',
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'uri'=>'',
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'description'=>'',
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'author'=>'',
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);
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$plg_data = implode( '', file($path.'/main.inc.php') );
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if ( preg_match("|Plugin Name: (.*)|", $plg_data, $val) )
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{
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$plugin['name'] = trim( $val[1] );
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}
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if (preg_match("|Version: (.*)|", $plg_data, $val))
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{
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$plugin['version'] = trim($val[1]);
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}
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if ( preg_match("|Plugin URI: (.*)|", $plg_data, $val) )
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{
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$plugin['uri'] = trim($val[1]);
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}
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if ( preg_match("|Description: (.*)|", $plg_data, $val) )
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{
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$plugin['description'] = trim($val[1]);
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}
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if ( preg_match("|Author: (.*)|", $plg_data, $val) )
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{
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$plugin['author'] = trim($val[1]);
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}
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if ( preg_match("|Author URI: (.*)|", $plg_data, $val) )
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{
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$plugin['author uri'] = trim($val[1]);
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}
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// IMPORTANT SECURITY !
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$plugin = array_map('htmlspecialchars', $plugin);
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$plugins[$file] = $plugin;
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}
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}
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}
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closedir($dir);
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return $plugins;
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}
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/**
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* Activates a plugin. It will be loaded only on the next page ...
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* @param string $plugin_id the plugin to activate
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* @param array $errors errors to be returned
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*/
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function activate_plugin($plugin_id, &$errors)
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{
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// the plugin_id must exist in the DB as inactive
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$db_plugins = get_db_plugins('', $plugin_id);
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if (!empty($db_plugins))
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{
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$crt_db_plugin = $db_plugins[0];
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if ($crt_db_plugin['state'] != 'inactive')
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{
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array_push($errors, 'CANNOT ACTIVATE - INVALID CURRENT STATE ' . $crt_db_plugin['state']);
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return false;
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}
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}
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else
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{
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array_push($errors, 'CANNOT ACTIVATE - NOT INSTALLED');
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return false;
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}
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// now try to activate it
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$file_to_include = PHPWG_PLUGINS_PATH . $plugin_id . '/maintain.inc.php';
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if (file_exists($file_to_include))
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{
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include_once($file_to_include);
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if (function_exists('plugin_activate'))
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{
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plugin_activate($plugin_id, $crt_db_plugin['version'], $errors);
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}
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}
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if (empty($errors))
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{
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$query = '
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UPDATE ' . PLUGINS_TABLE . ' SET state="active" WHERE id="' . $plugin_id . '"';
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pwg_query($query);
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return true;
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}
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return false;
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}
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/**
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* Deactivates a plugin. It will be unloaded only on the next page ...
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* @param string $plugin_id the plugin to activate
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* @param array $errors errors to be returned
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*/
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function deactivate_plugin($plugin_id, &$errors)
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{
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// the plugin_id must exist in the DB as inactive
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$db_plugins = get_db_plugins('', $plugin_id);
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if (!empty($db_plugins))
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{
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$crt_db_plugin = $db_plugins[0];
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if ($crt_db_plugin['state'] != 'active')
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{
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array_push($errors, 'CANNOT DEACTIVATE - INVALID CURRENT STATE ' . $crt_db_plugin['state']);
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return false;
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}
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}
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else
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{
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array_push($errors, 'CANNOT DEACTIVATE - NOT INSTALLED');
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return false;
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}
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// now try to deactivate it
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$query = '
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UPDATE ' . PLUGINS_TABLE . ' SET state="inactive" WHERE id="' . $plugin_id . '"';
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pwg_query($query);
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$file_to_include = PHPWG_PLUGINS_PATH . $plugin_id . '/maintain.inc.php';
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if (file_exists($file_to_include))
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{
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include_once($file_to_include);
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if (function_exists('plugin_deactivate'))
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{
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plugin_deactivate($plugin_id);
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}
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}
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return true;
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}
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/**
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* Retrieves an url for a plugin page.
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* @param string file - php script full name
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@ -193,203 +46,4 @@ function get_admin_plugin_menu_link($file)
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}
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return $url;
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}
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/**
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* Sort plugins by status
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*/
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function sort_plugins_by_state($plugins, $db_plugins_by_id)
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{
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$active_plugins = array();
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$inactive_plugins = array();
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$not_installed = array();
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foreach($plugins as $plugin_id => $plugin)
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{
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if (isset($db_plugins_by_id[$plugin_id]))
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{
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$db_plugins_by_id[$plugin_id]['state'] == 'active' ?
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$active_plugins[$plugin_id] = $plugin : $inactive_plugins[$plugin_id] = $plugin;
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}
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else
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{
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$not_installed[$plugin_id] = $plugin;
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}
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}
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return $active_plugins + $inactive_plugins + $not_installed;
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}
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/**
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* Retrieve PEM server datas
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* @param bool (true for retrieve new extensions)
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*/
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function check_server_plugins(& $fs_plugins, $newext=false)
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{
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foreach($fs_plugins as $plugin_id => $fs_plugin)
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{
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if (!empty($fs_plugin['uri']) and strpos($fs_plugin['uri'] , 'extension_view.php?eid='))
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{
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list( , $extension) = explode('extension_view.php?eid=', $fs_plugin['uri']);
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if (!is_numeric($extension)) continue;
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$plugins_to_check[] = $extension;
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$fs_plugins[$plugin_id]['extension'] = $extension;
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}
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}
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$url = PEM_URL . '/uptodate.php?version=' . rawurlencode(PHPWG_VERSION) . '&extensions=' . implode(',', $plugins_to_check);
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$url .= $newext ? '&newext=Plugin' : '';
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if (!empty($plugins_to_check) and $source = @file_get_contents($url))
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{
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return @unserialize($source);
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}
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return false;
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}
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/**
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* Extract plugin files from archive
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* @param string - install or upgrade
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* @param string - archive URL
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* @param string - destination path
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*/
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function extract_plugin_files($action, $source, $dest)
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{
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if ($archive = tempnam( PHPWG_PLUGINS_PATH, 'zip'))
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{
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if (@copy(PEM_URL . str_replace(' ', '%20', $source), $archive))
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{
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$zip = new PclZip($archive);
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if ($list = $zip->listContent())
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{
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foreach ($list as $file)
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{
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// we search main.inc.php in archive
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if (basename($file['filename']) == 'main.inc.php'
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and (!isset($main_filepath)
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or strlen($file['filename']) < strlen($main_filepath)))
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{
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$main_filepath = $file['filename'];
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}
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}
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if (isset($main_filepath))
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{
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$root = dirname($main_filepath); // main.inc.php path in archive
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if ($action == 'upgrade')
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{
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$extract_path = PHPWG_PLUGINS_PATH.$dest;
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}
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else
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{
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$extract_path = PHPWG_PLUGINS_PATH
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. ($root == '.' ? 'extension_' . $dest : basename($root));
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}
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if($result = $zip->extract(PCLZIP_OPT_PATH, $extract_path,
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PCLZIP_OPT_REMOVE_PATH, $root,
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PCLZIP_OPT_REPLACE_NEWER))
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{
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foreach ($result as $file)
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{
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if ($file['stored_filename'] == $main_filepath)
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{
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$status = $file['status'];
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break;
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}
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}
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}
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else $status = 'extract_error';
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}
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else $status = 'archive_error';
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}
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else $status = 'archive_error';
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}
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else $status = 'dl_archive_error';
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}
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else $status = 'temp_path_error';
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@unlink($archive);
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return $status;
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}
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/**
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* delete $path directory
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* @param string - path
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*/
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function deltree($path)
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{
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if (is_dir($path))
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{
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$fh = opendir($path);
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while ($file = readdir($fh))
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{
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if ($file != '.' and $file != '..')
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{
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$pathfile = $path . '/' . $file;
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if (is_dir($pathfile))
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{
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deltree($pathfile);
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}
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else
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{
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@unlink($pathfile);
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}
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}
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}
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closedir($fh);
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return @rmdir($path);
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}
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}
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/**
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* send $path to trash directory
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* @param string - path
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*/
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function send_to_trash($path)
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{
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$trash_path = PHPWG_PLUGINS_PATH . 'trash';
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if (!is_dir($trash_path))
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{
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@mkdir($trash_path);
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$file = @fopen($trash_path . '/.htaccess', 'w');
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@fwrite($file, 'deny from all');
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@fclose($file);
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}
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while ($r = $trash_path . '/' . md5(uniqid(rand(), true)))
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{
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if (!is_dir($r))
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{
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@rename($path, $r);
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break;
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}
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}
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}
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/**
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* Sort functions
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*/
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function extension_name_compare($a, $b)
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{
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return strcmp(strtolower($a['ext_name']), strtolower($b['ext_name']));
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}
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function extension_author_compare($a, $b)
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{
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$r = strcmp(strtolower($a['author']), strtolower($b['author']));
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if ($r == 0) return extension_name_compare($a, $b);
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else return $r;
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}
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function plugin_author_compare($a, $b)
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{
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return strcasecmp( $a['author'], $b['author']);
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}
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function plugin_version_compare($a, $b)
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{
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return version_compare( $a['version'], $b['version']);
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}
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?>
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