298dc49c67
The files have grown to a size where it is necessary to search for a class in a file. This commit splits the content into one file per class. RSS-Bridge will require implementations and the implementations will require (once) the interfaces.
104 lines
3 KiB
PHP
104 lines
3 KiB
PHP
<?php
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require_once(__DIR__ . '/BridgeInterface.php');
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class Bridge {
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static protected $dirBridge;
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public function __construct(){
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throw new \LogicException('Please use ' . __CLASS__ . '::create for new object.');
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}
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/**
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* Checks if a bridge is an instantiable bridge.
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* @param string $nameBridge name of the bridge that you want to use
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* @return true if it is an instantiable bridge, false otherwise.
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*/
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static public function isInstantiable($nameBridge){
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$re = new ReflectionClass($nameBridge);
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return $re->IsInstantiable();
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}
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/**
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* Create a new bridge object
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* @param string $nameBridge Defined bridge name you want use
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* @return Bridge object dedicated
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*/
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static public function create($nameBridge){
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if(!preg_match('@^[A-Z][a-zA-Z0-9-]*$@', $nameBridge)){
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$message = <<<EOD
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'nameBridge' must start with one uppercase character followed or not by
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alphanumeric or dash characters!
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EOD;
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throw new \InvalidArgumentException($message);
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}
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$nameBridge = $nameBridge . 'Bridge';
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$pathBridge = self::getDir() . $nameBridge . '.php';
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if(!file_exists($pathBridge)){
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throw new \Exception('The bridge you looking for does not exist. It should be at path ' . $pathBridge);
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}
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require_once $pathBridge;
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if(Bridge::isInstantiable($nameBridge)){
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return new $nameBridge();
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} else {
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return false;
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}
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}
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static public function setDir($dirBridge){
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if(!is_string($dirBridge)){
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throw new \InvalidArgumentException('Dir bridge must be a string.');
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}
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if(!file_exists($dirBridge)){
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throw new \Exception('Dir bridge does not exist.');
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}
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self::$dirBridge = $dirBridge;
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}
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static public function getDir(){
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$dirBridge = self::$dirBridge;
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if(is_null($dirBridge)){
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throw new \LogicException(__CLASS__ . ' class need to know bridge path !');
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}
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return $dirBridge;
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}
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/**
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* Lists the available bridges.
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* @return array List of the bridges
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*/
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static public function listBridges(){
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$pathDirBridge = self::getDir();
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$listBridge = array();
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$dirFiles = scandir($pathDirBridge);
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if($dirFiles !== false){
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foreach($dirFiles as $fileName){
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if(preg_match('@^([^.]+)Bridge\.php$@U', $fileName, $out)){
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$listBridge[] = $out[1];
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}
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}
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}
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return $listBridge;
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}
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static public function isWhitelisted($whitelist, $name){
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if(in_array($name, $whitelist)
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or in_array($name . '.php', $whitelist)
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or in_array($name . 'Bridge', $whitelist) // DEPRECATED
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or in_array($name . 'Bridge.php', $whitelist) // DEPRECATED
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or count($whitelist) === 1 and trim($whitelist[0]) === '*'){
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return true;
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} else {
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return false;
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}
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}
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}
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