154 lines
4.2 KiB
PHP
154 lines
4.2 KiB
PHP
<?php
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class MediaHandler{
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/**
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*
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* @param HasMediaInterface $news
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* @param MediaInterface $media
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*
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* Ritorna un array coi le reference dei media della news
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*/
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public static function getMedias(HasMediaInterface $model,MediaInterface $media){
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$newsReference = $model->getMediaReferences();
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$rval = array();
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$rval = $dao->query("MediaModel",array($newsReference["id"]),array());
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return $rval;
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}
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/**
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* Aggiunge il media al model e controlla se il model ha un main media e se non lo ha glielo assegna
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*
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* @param HasMediaInterface $model
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* @param MediaInterface $media
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* @throws MediaException
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*/
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public static function addMedia(HasMediaInterface $model, MediaInterface $media){
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if(!$model->hasProperty("id")){
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throw new MediaException("Invalid HasMediaInterface passed to MediaHandler::addMedia (no property ID)");
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}
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if(!$media->hasProperty("id")){
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throw new MediaException("Invalid MediaInterface passed to MediaHandler::addMedia (no property ID)");
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}
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try{
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$mediaArr = array();
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$mediaArr = $model->getMediaReferences();
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if(!in_array($media->getReference(), $mediaArr)){
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$mediaArr[] = $media->getReference();
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$model->setMediaReferences($mediaArr);
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GlobalVariables::get("dao")->save($model);
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$media->setOwner($model);
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GlobalVariables::get("dao")->save($media);
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}
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}catch(CoreException $ex){
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throw new MediaException("Error while saving in MediaHandler::addMedia (".$ex->getMessage().")");
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}
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}
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/**
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* Elimina l'id del media dal model e deleta il media
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*
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* @param HasMediaInterface $model
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* @param MediaInterface $media
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* @throws MediaException
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*/
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public static function deleteMedia(HasMediaInterface $model, MediaInterface $media){
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try{
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$mediaArr = array();
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$mediaArr = $model->getMediaReferences();
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$mediaId = $media->getReference();
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if(sizeof($mediaArr)>0){
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$key = array_search($mediaId, $mediaArr);
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if($key !== false){
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unset($mediaArr[$key]);
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$model->setMediaReferences($mediaArr);
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GlobalVariables::get("dao")->save($model);
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GlobalVariables::get("dao")->delete($media);
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}
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else{
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throw new MediaException("Trying to delete invalid media from a model in MediaHandler::deleteMedia");
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}
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}
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else{
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throw new MediaException("This HasMediaInterface has no media in it '".$model->id."' sizeof on mediaReference failed in MediaHandler::deleteMedia");
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}
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}catch(CoreException $ex){
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throw new MediaException("Error while deleting in MediaHandler::deleteMedia (".$ex->getMessage().")");
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}
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}
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/**
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* Setta l'owner al MediaModel
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* @param HasMediaInterface $model
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* @param MediaModel $media
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*/
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public static function setOwnerToMedia(HasMediaInterface $model, MediaModel $media){
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$media->setOwnerReference($model);
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}
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/**
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*
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* @param MediaInterface $media
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* @throws MediaException
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* @return DaoSaveable
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*/
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public static function getMediaOwnerFromMedia(MediaInterface $media){
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$ownerRef = $media->getOwnerReference();
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try{
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$owner = GlobalVariables::get("dao")->getFirst($ownerRef->class,array("id"=>$ownerRef->id));
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return $owner;
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}catch(CoreException $ex){
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throw new MediaException("Invalid Media Reference trying get Media Owner in MediaHandler::getMEdiaOwner");
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}
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}
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/**
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*
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* @param HasMediaInterface $model
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* @param MediaInterface $media
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* @throws MediaException
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*/
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public static function setMainMediaToModel(HasMediaInterface $model, MediaInterface $media){
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try{
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$model->setMainMedia($media);
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GlobalVariables::get("dao")->save($model);
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}catch(CoreException $ex){
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throw new MediaException("Error while trying to save an HasMediaInterface in ModelHandler::setMainMedia");
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}
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}
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/**
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* Prende in ingresso un HasMediaInterface ritorna un array di un elemento array("mainMedia"=>"&value");
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*
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* @param HasMediaInterface $model
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* @return array
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*/
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public static function getMainMediaFromModel(HasMediaInterface $model){
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$mainMedia = $model->getMainMediaReference();
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$modelRef = $model->getReference();
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$rval = array();
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$tmp = GlobalVariables::get("dao")->getFirst($modelRef->class,array("id"=>$modelRef->id));
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if(!is_null($tmp)){
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$rval["mainMedia"] = $tmp->mainMedia;
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}
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return $rval;
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}
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}
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?>
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