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- <?php
- /**
- * All format logic
- * Note : adapter are store in other place
- */
- interface FormatInterface{
- public function stringify();
- public function display();
- public function setDatas(array $bridge);
- }
- abstract class FormatAbstract implements FormatInterface{
- const DEFAULT_CHARSET = 'UTF-8';
- protected
- $contentType,
- $charset,
- $datas,
- $extraInfos
- ;
- public function setCharset($charset){
- $this->charset = $charset;
- return $this;
- }
- public function getCharset(){
- $charset = $this->charset;
- return is_null($charset) ? self::DEFAULT_CHARSET : $charset;
- }
- protected function setContentType($contentType){
- $this->contentType = $contentType;
- return $this;
- }
- protected function callContentType(){
- header('Content-Type: ' . $this->contentType);
- }
- public function display(){
- echo $this->stringify();
- return $this;
- }
- public function setDatas(array $datas){
- $this->datas = $datas;
- return $this;
- }
- public function getDatas(){
- if( !is_array($this->datas) ){
- throw new \LogicException('Feed the ' . get_class($this) . ' with "setDatas" method before !');
- }
- return $this->datas;
- }
- /**
- * Define common informations can be required by formats and set default value for unknow values
- * @param array $extraInfos array with know informations (there isn't merge !!!)
- * @return this
- */
- public function setExtraInfos(array $extraInfos = array()){
- foreach(array('name', 'uri') as $infoName){
- if( !isset($extraInfos[$infoName]) ){
- $extraInfos[$infoName] = '';
- }
- }
- $this->extraInfos = $extraInfos;
- return $this;
- }
- /**
- * Return extra infos
- * @return array See "setExtraInfos" detail method to know what extra are disponibles
- */
- public function getExtraInfos(){
- if( is_null($this->extraInfos) ){ // No extra info ?
- $this->setExtraInfos(); // Define with default value
- }
- return $this->extraInfos;
- }
-
- /**
- * Sanitized html while leaving it functionnal.
- * The aim is to keep html as-is (with clickable hyperlinks)
- * while reducing annoying and potentially dangerous things.
- * Yes, I know sanitizing HTML 100% is an impossible task.
- * Maybe we'll switch to http://htmlpurifier.org/
- * or http://www.bioinformatics.org/phplabware/internal_utilities/htmLawed/index.php
- */
- public function sanitizeHtml($html)
- {
- $html = str_replace('<script','<‌script',$html); // Disable scripts, but leave them visible.
- $html = str_replace('<iframe','<‌iframe',$html);
- $html = str_replace('<link','<‌link',$html);
- // We leave alone object and embed so that videos can play in RSS readers.
- return $html;
- }
- }
- class Format{
- static protected $dirFormat;
- public function __construct(){
- throw new \LogicException('Please use ' . __CLASS__ . '::create for new object.');
- }
- static public function create($nameFormat){
- if( !preg_match('@^[A-Z][a-zA-Z]*$@', $nameFormat)){
- throw new \InvalidArgumentException('Name format must be at least one uppercase follow or not by alphabetic characters.');
- }
- $nameFormat=$nameFormat.'Format';
- $pathFormat = self::getDir() . $nameFormat . '.php';
- if( !file_exists($pathFormat) ){
- throw new \Exception('The format you looking for does not exist.');
- }
- require_once $pathFormat;
- return new $nameFormat();
- }
- static public function setDir($dirFormat){
- if( !is_string($dirFormat) ){
- throw new \InvalidArgumentException('Dir format must be a string.');
- }
- if( !file_exists($dirFormat) ){
- throw new \Exception('Dir format does not exist.');
- }
- self::$dirFormat = $dirFormat;
- }
- static public function getDir(){
- $dirFormat = self::$dirFormat;
- if( is_null($dirFormat) ){
- throw new \LogicException(__CLASS__ . ' class need to know format path !');
- }
- return $dirFormat;
- }
- /**
- * Read format dir and catch informations about each format depending annotation
- * @return array Informations about each format
- */
- static public function searchInformation(){
- $pathDirFormat = self::getDir();
- $listFormat = array();
- $searchCommonPattern = array('name');
- $dirFiles = scandir($pathDirFormat);
- if( $dirFiles !== false ){
- foreach( $dirFiles as $fileName ){
- if( preg_match('@^([^.]+)Format\.php$@U', $fileName, $out) ){ // Is PHP file ?
- $listFormat[] = $out[1];
- }
- }
- }
- return $listFormat;
- }
- }
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