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'/' . $fileName . '/platform.php'; if (!file_exists($platformFilename)) { continue; } $temp[] = array( 'classname' => 'FOFIntegration' . ucfirst($fileName) . 'Platform', 'fullpath' => $path . '/' . $fileName . '/platform.php', ); } $integrations = array_merge($integrations, $temp); } // Loop all paths foreach ($integrations as $integration) { // Get the class name for this platform class $class_name = $integration['classname']; // Load the file if the class doesn't exist if (!class_exists($class_name, false)) { @include_once $integration['fullpath']; } // If the class still doesn't exist this file didn't // actually contain a platform class; skip it if (!class_exists($class_name, false)) { continue; } // If it doesn't implement FOFPlatformInterface, skip it if (!class_implements($class_name, 'FOFPlatformInterface')) { continue; } // Get an object of this platform $o = new $class_name; // If it's not enabled, skip it if (!$o->isEnabled()) { continue; } if (is_object(self::$instance)) { // Replace self::$instance if this object has a // lower order number $current_order = self::$instance->getOrdering(); $new_order = $o->getOrdering(); if ($new_order < $current_order) { self::$instance = null; self::$instance = $o; } } else { // There is no self::$instance already, so use the // object we just created. self::$instance = $o; } } } return self::$instance; } /** * Returns the ordering of the platform class. * * @see FOFPlatformInterface::getOrdering() * * @return integer */ public function getOrdering() { return $this->ordering; } /** * Is this platform enabled? * * @see FOFPlatformInterface::isEnabled() * * @return boolean */ public function isEnabled() { if (is_null($this->isEnabled)) { $this->isEnabled = false; } return $this->isEnabled; } /** * Returns a platform integration object * * @param string $key The key name of the platform integration object, e.g. 'filesystem' * * @return object * * @since 2.1.2 */ public function getIntegrationObject($key) { $hasObject = false; if (array_key_exists($key, $this->objectCache)) { if (is_object($this->objectCache[$key])) { $hasObject = true; } } if (!$hasObject) { // Instantiate a new platform integration object $className = 'FOFIntegration' . ucfirst($this->getPlatformName()) . ucfirst($key); $this->objectCache[$key] = new $className; } return $this->objectCache[$key]; } /** * Forces a platform integration object instance * * @param string $key The key name of the platform integration object, e.g. 'filesystem' * @param object $object The object to force for this key * * @return object * * @since 2.1.2 */ public function setIntegrationObject($key, $object) { $this->objectCache[$key] = $object; } // ======================================================================== // Default implementation // ======================================================================== /** * Set the error Handling, if possible * * @param integer $level PHP error level (E_ALL) * @param string $log_level What to do with the error (ignore, callback) * @param array $options Options for the error handler * * @return void */ public function setErrorHandling($level, $log_level, $options = array()) { if (version_compare(JVERSION, '3.0', 'lt') ) { return JError::setErrorHandling($level, $log_level, $options); } } /** * Returns the base (root) directories for a given component. * * @param string $component The name of the component. For Joomla! this * is something like "com_example" * * @see FOFPlatformInterface::getComponentBaseDirs() * * @return array A hash array with keys main, alt, site and admin. */ public function getComponentBaseDirs($component) { return array( 'main' => '', 'alt' => '', 'site' => '', 'admin' => '', ); } /** * Return a list of the view template directories for this component. * * @param string $component The name of the component. For Joomla! this * is something like "com_example" * @param string $view The name of the view you're looking a * template for * @param string $layout The layout name to load, e.g. 'default' * @param string $tpl The sub-template name to load (null by default) * @param boolean $strict If true, only the specified layout will be * searched for. Otherwise we'll fall back to * the 'default' layout if the specified layout * is not found. * * @see FOFPlatformInterface::getViewTemplateDirs() * * @return array */ public function getViewTemplatePaths($component, $view, $layout = 'default', $tpl = null, $strict = false) { return array(); } /** * Get application-specific suffixes to use with template paths. This allows * you to look for view template overrides based on the application version. * * @return array A plain array of suffixes to try in template names */ public function getTemplateSuffixes() { return array(); } /** * Return the absolute path to the application's template overrides * directory for a specific component. We will use it to look for template * files instead of the regular component directorues. If the application * does not have such a thing as template overrides return an empty string. * * @param string $component The name of the component for which to fetch the overrides * @param boolean $absolute Should I return an absolute or relative path? * * @return string The path to the template overrides directory */ public function getTemplateOverridePath($component, $absolute = true) { return ''; } /** * Load the translation files for a given component. * * @param string $component The name of the component. For Joomla! this * is something like "com_example" * * @see FOFPlatformInterface::loadTranslations() * * @return void */ public function loadTranslations($component) { return null; } /** * Authorise access to the component in the back-end. * * @param string $component The name of the component. * * @see FOFPlatformInterface::authorizeAdmin() * * @return boolean True to allow loading the component, false to halt loading */ public function authorizeAdmin($component) { return true; } /** * Returns the JUser object for the current user * * @param integer $id The ID of the user to fetch * * @see FOFPlatformInterface::getUser() * * @return JDocument */ public function getUser($id = null) { return null; } /** * Returns the JDocument object which handles this component's response. * * @see FOFPlatformInterface::getDocument() * * @return JDocument */ public function getDocument() { return null; } /** * This method will try retrieving a variable from the request (input) data. * * @param string $key The user state key for the variable * @param string $request The request variable name for the variable * @param FOFInput $input The FOFInput object with the request (input) data * @param mixed $default The default value. Default: null * @param string $type The filter type for the variable data. Default: none (no filtering) * @param boolean $setUserState Should I set the user state with the fetched value? * * @see FOFPlatformInterface::getUserStateFromRequest() * * @return mixed The value of the variable */ public function getUserStateFromRequest($key, $request, $input, $default = null, $type = 'none', $setUserState = true) { return $input->get($request, $default, $type); } /** * Load plugins of a specific type. Obviously this seems to only be required * in the Joomla! CMS. * * @param string $type The type of the plugins to be loaded * * @see FOFPlatformInterface::importPlugin() * * @return void */ public function importPlugin($type) { } /** * Execute plugins (system-level triggers) and fetch back an array with * their return values. * * @param string $event The event (trigger) name, e.g. onBeforeScratchMyEar * @param array $data A hash array of data sent to the plugins as part of the trigger * * @see FOFPlatformInterface::runPlugins() * * @return array A simple array containing the results of the plugins triggered */ public function runPlugins($event, $data) { return array(); } /** * Perform an ACL check. * * @param string $action The ACL privilege to check, e.g. core.edit * @param string $assetname The asset name to check, typically the component's name * * @see FOFPlatformInterface::authorise() * * @return boolean True if the user is allowed this action */ public function authorise($action, $assetname) { return true; } /** * Is this the administrative section of the component? * * @see FOFPlatformInterface::isBackend() * * @return boolean */ public function isBackend() { return true; } /** * Is this the public section of the component? * * @see FOFPlatformInterface::isFrontend() * * @return boolean */ public function isFrontend() { return true; } /** * Is this a component running in a CLI application? * * @see FOFPlatformInterface::isCli() * * @return boolean */ public function isCli() { return true; } /** * Is AJAX re-ordering supported? This is 100% Joomla!-CMS specific. All * other platforms should return false and never ask why. * * @see FOFPlatformInterface::supportsAjaxOrdering() * * @return boolean */ public function supportsAjaxOrdering() { return true; } /** * Performs a check between two versions. Use this function instead of PHP version_compare * so we can mock it while testing * * @param string $version1 First version number * @param string $version2 Second version number * @param string $operator Operator (see version_compare for valid operators) * * @return boolean */ public function checkVersion($version1, $version2, $operator) { return version_compare($version1, $version2, $operator); } /** * Saves something to the cache. This is supposed to be used for system-wide * FOF data, not application data. * * @param string $key The key of the data to save * @param string $content The actual data to save * * @return boolean True on success */ public function setCache($key, $content) { return false; } /** * Retrieves data from the cache. This is supposed to be used for system-side * FOF data, not application data. * * @param string $key The key of the data to retrieve * @param string $default The default value to return if the key is not found or the cache is not populated * * @return string The cached value */ public function getCache($key, $default = null) { return false; } /** * Is the global FOF cache enabled? * * @return boolean */ public function isGlobalFOFCacheEnabled() { return true; } /** * Clears the cache of system-wide FOF data. You are supposed to call this in * your components' installation script post-installation and post-upgrade * methods or whenever you are modifying the structure of database tables * accessed by FOF. Please note that FOF's cache never expires and is not * purged by Joomla!. You MUST use this method to manually purge the cache. * * @return boolean True on success */ public function clearCache() { return false; } /** * logs in a user * * @param array $authInfo authentification information * * @return boolean True on success */ public function loginUser($authInfo) { return true; } /** * logs out a user * * @return boolean True on success */ public function logoutUser() { return true; } /** * Logs a deprecated practice. In Joomla! this results in the $message being output in the * deprecated log file, found in your site's log directory. * * @param $message The deprecated practice log message * * @return void */ public function logDeprecated($message) { // The default implementation does nothing. Override this in your platform classes. } /** * Returns the (internal) name of the platform implementation, e.g. * "joomla", "foobar123" etc. This MUST be the last part of the platform * class name. For example, if you have a plaform implementation class * FOFPlatformFoobar you MUST return "foobar" (all lowercase). * * @return string * * @since 2.1.2 */ public function getPlatformName() { return $this->name; } /** * Returns the version number string of the platform, e.g. "4.5.6". If * implementation integrates with a CMS or a versioned foundation (e.g. * a framework) it is advisable to return that version. * * @return string * * @since 2.1.2 */ public function getPlatformVersion() { return $this->version; } /** * Returns the human readable platform name, e.g. "Joomla!", "Joomla! * Framework", "Something Something Something Framework" etc. * * @return string * * @since 2.1.2 */ public function getPlatformHumanName() { return $this->humanReadableName; } }