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- <?php
- /**
- * All bridge logic
- * Note : adapter are store in other place
- */
- interface BridgeInterface{
- public function collectData(array $param);
- public function getName();
- public function getURI();
- public function getCacheDuration();
- }
- abstract class BridgeAbstract implements BridgeInterface{
- protected $cache;
- protected $items = array();
- /**
- * Launch probative exception
- */
- protected function returnError($message, $code){
- throw new \HttpException($message, $code);
- }
- /**
- * Return datas store in the bridge
- * @return mixed
- */
- public function getDatas(){
- return $this->items;
- }
- /**
- * Defined datas with parameters depending choose bridge
- * Note : you can defined a cache before with "setCache"
- * @param array $param $_REQUEST, $_GET, $_POST, or array with bridge expected paramters
- */
- public function setDatas(array $param){
- if( !is_null($this->cache) ){
- $this->cache->prepare($param);
- $time = $this->cache->getTime();
- }
- else{
- $time = false; // No cache ? No time !
- }
- if( $time !== false && ( time() - $this->getCacheDuration() < $time ) ){ // Cache file has not expired. Serve it.
- $this->items = $this->cache->loadData();
- }
- else{
- $this->collectData($param);
- if( !is_null($this->cache) ){ // Cache defined ? We go to refresh is memory :D
- $this->cache->saveData($this->getDatas());
- }
- }
- }
- /**
- * Define default duraction for cache
- */
- public function getCacheDuration(){
- return 3600;
- }
- /**
- * Defined cache object to use
- */
- public function setCache(\CacheAbstract $cache){
- $this->cache = $cache;
- return $this;
- }
- }
- class Bridge{
- static protected $dirBridge;
- public function __construct(){
- throw new \LogicException('Please use ' . __CLASS__ . '::create for new object.');
- }
- /**
- * Create a new bridge object
- * @param string $nameBridge Defined bridge name you want use
- * @return Bridge object dedicated
- */
- static public function create($nameBridge){
- if( !static::isValidNameBridge($nameBridge) ){
- throw new \InvalidArgumentException('Name bridge must be at least one uppercase follow or not by alphanumeric or dash characters.');
- }
- $pathBridge = self::getDir() . $nameBridge . '.php';
- if( !file_exists($pathBridge) ){
- throw new \Exception('The bridge you looking for does not exist.');
- }
- require_once $pathBridge;
- return new $nameBridge();
- }
- static public function setDir($dirBridge){
- if( !is_string($dirBridge) ){
- throw new \InvalidArgumentException('Dir bridge must be a string.');
- }
- if( !file_exists($dirBridge) ){
- throw new \Exception('Dir bridge does not exist.');
- }
- self::$dirBridge = $dirBridge;
- }
- static public function getDir(){
- $dirBridge = self::$dirBridge;
- if( is_null($dirBridge) ){
- throw new \LogicException(__CLASS__ . ' class need to know bridge path !');
- }
- return $dirBridge;
- }
- static public function isValidNameBridge($nameBridge){
- return preg_match('@^[A-Z][a-zA-Z0-9-]*$@', $nameBridge);
- }
- /**
- * Read bridge dir and catch informations about each bridge depending annotation
- * @return array Informations about each bridge
- */
- static public function searchInformation(){
- $pathDirBridge = self::getDir();
- $listBridge = array();
- $searchCommonPattern = array('description', 'name');
- $dirFiles = scandir($pathDirBridge);
- if( $dirFiles !== false ){
- foreach( $dirFiles as $fileName ){
- if( preg_match('@([^.]+)\.php@U', $fileName, $out) ){ // Is PHP file ?
- $infos = array(); // Information about the bridge
- $resParse = token_get_all(file_get_contents($pathDirBridge . $fileName)); // Parse PHP file
- foreach($resParse as $v){
- if( is_array($v) && $v[0] == T_DOC_COMMENT ){ // Lexer node is COMMENT ?
- $commentary = $v[1];
- foreach( $searchCommonPattern as $name){ // Catch information with common pattern
- preg_match('#@' . preg_quote($name, '#') . '\s+(.+)#', $commentary, $outComment);
- if( isset($outComment[1]) ){
- $infos[$name] = $outComment[1];
- }
- }
- preg_match_all('#@use(?<num>[1-9][0-9]*)\s?\((?<args>.+)\)(?:\r|\n)#', $commentary, $outComment); // Catch specific information about "use".
- if( isset($outComment['args']) && is_array($outComment['args']) ){
- $infos['use'] = array();
- foreach($outComment['args'] as $num => $args){ // Each use
- preg_match_all('#(?<name>[a-z]+)="(?<value>.*)"(?:,|$)#U', $args, $outArg); // Catch arguments for current use
- if( isset($outArg['name']) ){
- $usePos = $outComment['num'][$num]; // Current use name
- if( !isset($infos['use'][$usePos]) ){ // Not information actually for this "use" ?
- $infos['use'][$usePos] = array();
- }
- foreach($outArg['name'] as $numArg => $name){ // Each arguments
- $infos['use'][$usePos][$name] = $outArg['value'][$numArg];
- }
- }
- }
- }
- }
- }
- if( isset($infos['name']) ){ // If informations containt at least a name
- $listBridge[$out[1]] = $infos;
- }
- }
- }
- }
- return $listBridge;
- }
- }
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