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256 lines
7.5 KiB
256 lines
7.5 KiB
<?php |
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/** |
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* The controller to manage extensions. |
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*/ |
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class FreshRSS_extension_Controller extends Minz_ActionController { |
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/** |
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* This action is called before every other action in that class. It is |
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* the common boiler plate for every action. It is triggered by the |
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* underlying framework. |
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*/ |
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public function firstAction() { |
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if (!FreshRSS_Auth::hasAccess()) { |
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Minz_Error::error(403); |
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} |
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} |
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/** |
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* This action lists all the extensions available to the current user. |
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*/ |
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public function indexAction() { |
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Minz_View::prependTitle(_t('admin.extensions.title') . ' · '); |
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$this->view->extension_list = array( |
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'system' => array(), |
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'user' => array(), |
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); |
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$this->view->extensions_installed = array(); |
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$extensions = Minz_ExtensionManager::listExtensions(); |
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foreach ($extensions as $ext) { |
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$this->view->extension_list[$ext->getType()][] = $ext; |
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$this->view->extensions_installed[$ext->getEntrypoint()] = $ext->getVersion(); |
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} |
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$availableExtensions = $this->getAvailableExtensionList(); |
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$this->view->available_extensions = $availableExtensions; |
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} |
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/** |
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* fetch extension list from GitHub |
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*/ |
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protected function getAvailableExtensionList() { |
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$extensionListUrl = 'https://raw.githubusercontent.com/FreshRSS/Extensions/master/extensions.json'; |
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$json = file_get_contents($extensionListUrl); |
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// we ran into problems, simply ignore them |
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if ($json === false) { |
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Minz_Log::error('Could not fetch available extension from GitHub'); |
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return array(); |
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} |
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// fetch the list as an array |
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$list = json_decode($json, true); |
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if (empty($list)) { |
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Minz_Log::warning('Failed to convert extension file list'); |
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return array(); |
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} |
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// we could use that for comparing and caching later |
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$version = $list['version']; |
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// By now, all the needed data is kept in the main extension file. |
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// In the future we could fetch detail information from the extensions metadata.json, but I tend to stick with |
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// the current implementation for now, unless it becomes too much effort maintain the extension list manually |
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$extensions = $list['extensions']; |
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return $extensions; |
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} |
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/** |
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* This action handles configuration of a given extension. |
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* |
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* Only administrator can configure a system extension. |
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* |
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* Parameters are: |
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* - e: the extension name (urlencoded) |
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* - additional parameters which should be handle by the extension |
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* handleConfigureAction() method (POST request). |
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*/ |
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public function configureAction() { |
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if (Minz_Request::param('ajax')) { |
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$this->view->_useLayout(false); |
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} else { |
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$this->indexAction(); |
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$this->view->change_view('extension', 'index'); |
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} |
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$ext_name = urldecode(Minz_Request::param('e')); |
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$ext = Minz_ExtensionManager::findExtension($ext_name); |
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if (is_null($ext)) { |
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Minz_Error::error(404); |
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} |
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if ($ext->getType() === 'system' && !FreshRSS_Auth::hasAccess('admin')) { |
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Minz_Error::error(403); |
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} |
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$this->view->extension = $ext; |
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$this->view->extension->handleConfigureAction(); |
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} |
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/** |
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* This action enables a disabled extension for the current user. |
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* |
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* System extensions can only be enabled by an administrator. |
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* This action must be reached by a POST request. |
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* |
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* Parameter is: |
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* - e: the extension name (urlencoded). |
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*/ |
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public function enableAction() { |
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$url_redirect = array('c' => 'extension', 'a' => 'index'); |
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if (Minz_Request::isPost()) { |
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$ext_name = urldecode(Minz_Request::param('e')); |
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$ext = Minz_ExtensionManager::findExtension($ext_name); |
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if (is_null($ext)) { |
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Minz_Request::bad(_t('feedback.extensions.not_found', $ext_name), |
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$url_redirect); |
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} |
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if ($ext->isEnabled()) { |
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Minz_Request::bad(_t('feedback.extensions.already_enabled', $ext_name), |
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$url_redirect); |
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} |
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$conf = null; |
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if ($ext->getType() === 'system' && FreshRSS_Auth::hasAccess('admin')) { |
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$conf = FreshRSS_Context::$system_conf; |
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} elseif ($ext->getType() === 'user') { |
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$conf = FreshRSS_Context::$user_conf; |
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} else { |
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Minz_Request::bad(_t('feedback.extensions.no_access', $ext_name), |
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$url_redirect); |
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} |
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$res = $ext->install(); |
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if ($res === true) { |
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$ext_list = $conf->extensions_enabled; |
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$ext_list[$ext_name] = true; |
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$conf->extensions_enabled = $ext_list; |
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$conf->save(); |
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Minz_Request::good(_t('feedback.extensions.enable.ok', $ext_name), |
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$url_redirect); |
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} else { |
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Minz_Log::warning('Can not enable extension ' . $ext_name . ': ' . $res); |
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Minz_Request::bad(_t('feedback.extensions.enable.ko', $ext_name, _url('index', 'logs')), |
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$url_redirect); |
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} |
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} |
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Minz_Request::forward($url_redirect, true); |
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} |
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/** |
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* This action disables an enabled extension for the current user. |
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* |
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* System extensions can only be disabled by an administrator. |
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* This action must be reached by a POST request. |
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* |
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* Parameter is: |
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* - e: the extension name (urlencoded). |
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*/ |
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public function disableAction() { |
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$url_redirect = array('c' => 'extension', 'a' => 'index'); |
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if (Minz_Request::isPost()) { |
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$ext_name = urldecode(Minz_Request::param('e')); |
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$ext = Minz_ExtensionManager::findExtension($ext_name); |
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if (is_null($ext)) { |
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Minz_Request::bad(_t('feedback.extensions.not_found', $ext_name), |
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$url_redirect); |
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} |
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if (!$ext->isEnabled()) { |
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Minz_Request::bad(_t('feedback.extensions.not_enabled', $ext_name), |
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$url_redirect); |
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} |
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$conf = null; |
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if ($ext->getType() === 'system' && FreshRSS_Auth::hasAccess('admin')) { |
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$conf = FreshRSS_Context::$system_conf; |
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} elseif ($ext->getType() === 'user') { |
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$conf = FreshRSS_Context::$user_conf; |
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} else { |
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Minz_Request::bad(_t('feedback.extensions.no_access', $ext_name), |
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$url_redirect); |
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} |
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$res = $ext->uninstall(); |
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if ($res === true) { |
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$ext_list = $conf->extensions_enabled; |
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$legacyKey = array_search($ext_name, $ext_list, true); |
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if ($legacyKey !== false) { //Legacy format FreshRSS < 1.11.1 |
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unset($ext_list[$legacyKey]); |
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} |
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$ext_list[$ext_name] = false; |
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$conf->extensions_enabled = $ext_list; |
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$conf->save(); |
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Minz_Request::good(_t('feedback.extensions.disable.ok', $ext_name), |
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$url_redirect); |
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} else { |
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Minz_Log::warning('Can not unable extension ' . $ext_name . ': ' . $res); |
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Minz_Request::bad(_t('feedback.extensions.disable.ko', $ext_name, _url('index', 'logs')), |
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$url_redirect); |
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} |
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} |
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Minz_Request::forward($url_redirect, true); |
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} |
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/** |
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* This action handles deletion of an extension. |
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* |
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* Only administrator can remove an extension. |
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* This action must be reached by a POST request. |
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* |
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* Parameter is: |
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* -e: extension name (urlencoded) |
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*/ |
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public function removeAction() { |
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if (!FreshRSS_Auth::hasAccess('admin')) { |
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Minz_Error::error(403); |
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} |
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$url_redirect = array('c' => 'extension', 'a' => 'index'); |
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if (Minz_Request::isPost()) { |
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$ext_name = urldecode(Minz_Request::param('e')); |
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$ext = Minz_ExtensionManager::findExtension($ext_name); |
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if (is_null($ext)) { |
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Minz_Request::bad(_t('feedback.extensions.not_found', $ext_name), |
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$url_redirect); |
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} |
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$res = recursive_unlink($ext->getPath()); |
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if ($res) { |
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Minz_Request::good(_t('feedback.extensions.removed', $ext_name), |
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$url_redirect); |
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} else { |
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Minz_Request::bad(_t('feedback.extensions.cannot_delete', $ext_name), |
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$url_redirect); |
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} |
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} |
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Minz_Request::forward($url_redirect, true); |
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} |
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}
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