public function delete(Application_Model_Plugin $model)
 {
     $this->getDbTable()->delete(array('id = ?' => $model->getId()));
 }
 public function installPlugin($source, $isUrl = false)
 {
     X_Debug::i("Installing plugin from {{$source}}: isUrl = {{$isUrl}}");
     if ($isUrl) {
         // perform a download in a temp file
         $http = new Zend_Http_Client($source, array('headers' => array('User-Agent' => "vlc-shares/" . X_VlcShares::VERSION . " plugininstaller/" . X_VlcShares::VERSION)));
         $http->setStream(true);
         $source = $http->request()->getStreamName();
     }
     try {
         // unzip and manifest parse
         $egg = X_Egg::factory($source, APPLICATION_PATH . '/../', APPLICATION_PATH . '/../data/plugin/tmp/', true);
         $pluginKey = $egg->getKey();
         // first we must check if key already exists in the db
         $plugin = new Application_Model_Plugin();
         Application_Model_PluginsMapper::i()->fetchByKey($pluginKey, $plugin);
         if ($plugin->getId() !== null) {
             throw new Exception(X_Env::_('plugin_err_installerror_keyexists') . ": {$pluginKey}");
         }
         // time to check if plugin support this vlc-shares version
         $vFrom = $egg->getCompatibilityFrom();
         $vTo = $egg->getCompatibilityTo();
         if (version_compare(X_VlcShares::VERSION_CLEAN, $vFrom, '<') || $vTo !== null && version_compare(X_VlcShares::VERSION_CLEAN, $vTo, '>=')) {
             throw new Exception(X_Env::_('plugin_err_installerror_unsupported') . ": {$vFrom} - {$vTo}");
         }
         // copy the files: first check if some file exists...
         $toBeCopied = array();
         foreach ($egg->getFiles() as $file) {
             /* @var $file X_Egg_File */
             if (!$file->getProperty(X_Egg_File::P_REPLACE, false) && file_exists($file->getDestination())) {
                 throw new Exception(X_Env::_('plugin_err_installerror_fileexists') . ": {$file->getDestination()}");
             }
             if (!file_exists($file->getSource())) {
                 if (!$file->getProperty(X_Egg_File::P_IGNOREIFNOTEXISTS, false)) {
                     throw new Exception(X_Env::_('plugin_err_installerror_sourcenotexists') . ": {$file->getSource()}");
                 }
                 // ignore this item if P_IGNOREIFNOTEXISTS is true and file not exists
                 continue;
             }
             $toBeCopied[] = array('src' => $file->getSource(), 'dest' => $file->getDestination(), 'resource' => $file);
         }
         // before copy act, i must be sure to be able to revert changes
         $plugin = new Application_Model_Plugin();
         $plugin->setLabel($egg->getLabel())->setKey($pluginKey)->setDescription($egg->getDescription())->setFile($egg->getFile())->setClass($egg->getClass())->setType(Application_Model_Plugin::USER)->setVersion($egg->getVersion());
         Application_Model_PluginsMapper::i()->save($plugin);
         // so i must copy uninstall information inside a uninstall dir in data
         $dest = APPLICATION_PATH . '/../data/plugin/_uninstall/' . $pluginKey;
         // i have to create the directory
         if (!mkdir($dest, 0777, true)) {
             throw new Exception(X_Env::_('plugin_err_installerror_uninstalldircreation') . ": {$dest}");
         }
         if (!copy($egg->getManifestFile(), "{$dest}/manifest.xml")) {
             throw new Exception(X_Env::_('plugin_err_installerror_uninstallmanifestcopy') . ": " . $egg->getManifestFile() . " -> {$dest}/manifest.xml");
         }
         $uninstallSql = $egg->getUninstallSQL();
         if ($uninstallSql !== null && file_exists($uninstallSql)) {
             if (!copy($uninstallSql, "{$dest}/uninstall.sql")) {
                 throw new Exception(X_Env::_('plugin_err_installerror_uninstallsqlcopy') . ": {$dest}");
             }
         }
         // ... then copy
         foreach ($toBeCopied as $copyInfo) {
             $copied = false;
             if (!file_exists(dirname($copyInfo['dest']))) {
                 @mkdir(dirname($copyInfo['dest']), 0777, true);
             }
             if (!copy($copyInfo['src'], $copyInfo['dest'])) {
                 $this->_helper->flashMessenger(array('text' => X_Env::_('plugin_err_installerror_copyerror') . ": <br/>" . $copyInfo['src'] . '<br/>' . $copyInfo['dest'], 'type' => 'error'));
             } else {
                 X_Debug::i("File copied {{$copyInfo['dest']}}");
                 $copied = true;
             }
             /* @var $xeggFile X_Egg_File */
             $xeggFile = $copyInfo['resource'];
             if ($copied) {
                 // check permission
                 $permission = $xeggFile->getProperty(X_Egg_File::P_PERMISSIONS, false);
                 if ($permission !== false) {
                     if (!chmod($copyInfo['dest'], octdec($permission))) {
                         X_Debug::e("Chmod {{$permission}} failed for file {{$copyInfo['dest']}}");
                     } else {
                         X_Debug::i("Permissions set to {{$permission}} for file {{$copyInfo['dest']}} as required");
                     }
                 }
             } else {
                 if ($xeggFile->getProperty(X_Egg_File::P_HALTONCOPYERROR, false)) {
                     X_Debug::f("File not copied {{$copyInfo['dest']}} and flagged as HaltOnCopyError");
                     break;
                 }
             }
         }
         // change database
         $installSql = $egg->getInstallSQL();
         if ($installSql !== null && file_exists($installSql)) {
             try {
                 $dataSql = file_get_contents($installSql);
                 if (trim($dataSql) !== '') {
                     $bootstrap = Zend_Controller_Front::getInstance()->getParam('bootstrap');
                     $db = $bootstrap->getResource('db');
                     $db->getConnection()->exec($dataSql);
                 }
             } catch (Exception $e) {
                 X_Debug::e("DB Error while installind: {$e->getMessage()}");
                 $this->_helper->flashMessenger(X_Env::_('plugin_err_installerror_sqlerror') . ": {$e->getMessage()}");
                 //throw $e;
             }
         }
         // process acl fragment
         $aclHelper = X_VlcShares_Plugins::helpers()->acl();
         // new classes
         $accounts = Application_Model_AuthAccountsMapper::i()->fetchAll();
         foreach ($egg->getAclClasses() as $aclClass) {
             /* @var $aclClass X_Egg_AclClass */
             $res = $aclHelper->addClass($aclClass->getName(), $aclClass->getProperty(X_Egg_AclClass::P_DESCRIPTION, ''));
             if (!$res) {
                 $this->_helper->flashMessenger(array('text' => X_Env::_('plugin_err_installerror_aclclass', $aclClass->getName()), 'type' => 'warning'));
                 continue;
             }
             $extends = $aclClass->getExtends();
             if (count($extends)) {
                 foreach ($accounts as $account) {
                     /* @var $account Application_Model_AuthAccount */
                     foreach ($extends as $baseClass) {
                         if (in_array($baseClass, $aclHelper->getPermissions($account->getUsername()))) {
                             $aclHelper->grantPermission($account->getUsername(), $aclClass->getName());
                         }
                     }
                 }
             }
         }
         //new resources
         foreach ($egg->getAclResources() as $resource) {
             /* @var $resource X_Egg_AclResource */
             $aclHelper->addResource($resource->getKey(), $resource->getClass(), $egg->getKey(), false);
         }
         $egg->cleanTmp();
         unlink($source);
         return true;
     } catch (Exception $e) {
         if ($egg !== null) {
             $egg->cleanTmp();
         }
         // delete the uploaded file
         unlink($source);
         //$this->_helper->flashMessenger(array('text' => X_Env::_('plugin_err_installerror').": ".$e->getMessage(), 'type' => 'error'));
         //return false;
         throw $e;
     }
 }