104 lines
3.1 KiB
PHP
104 lines
3.1 KiB
PHP
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<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2014 (original work) Open Assessment Technologies SA;
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*
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*/
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namespace oat\taoQtiItem\controller;
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use \core_kernel_classes_Resource;
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use oat\tao\model\routing\AnnotationReader\security;
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use oat\taoQtiItem\model\CreatorRegistry;
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use \tao_actions_CommonModule;
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use \common_exception_Error;
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use \tao_helpers_File;
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use \tao_helpers_Http;
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abstract class AbstractPortableElementManager extends tao_actions_CommonModule
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{
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/**
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* @var CreatorRegistry
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*/
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protected $registry;
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/**
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* Instanciate the controller
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* @security("hide")
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*/
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public function __construct()
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{
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$this->registry = $this->getCreatorRegistry();
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}
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/**
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* Return the registry used by this controller
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*
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* @return CreatorRegistry
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*/
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abstract protected function getCreatorRegistry();
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/**
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* Get a file of a custom interaction
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*/
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public function getFile()
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{
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if ($this->hasRequestParameter('file')) {
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$file = urldecode($this->getRequestParameter('file'));
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$filePathTokens = explode('/', $file);
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$typeIdentifier = array_shift($filePathTokens);
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$relPath = implode(DIRECTORY_SEPARATOR, $filePathTokens);
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$this->renderFile($typeIdentifier, $relPath);
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}
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}
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/**
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* Get the directory where the implementation sits
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*
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* @param string $typeIdentifier
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* @return string
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*/
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protected function getImplementationDirectory($typeIdentifier)
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{
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return $this->registry->getDevImplementationDirectory($typeIdentifier);
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}
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/**
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* Render the file to the browser
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*
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* @param string $typeIdentifier
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* @param string $relPath
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* @throws common_exception_Error
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*/
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private function renderFile($typeIdentifier, $relPath)
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{
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if (tao_helpers_File::securityCheck($relPath, true)) {
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$folder = $this->getImplementationDirectory($typeIdentifier);
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$filename = $folder . $relPath;
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//@todo : find better way to to this
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//load amd module
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if (! file_exists($filename) && file_exists($filename . '.js')) {
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$filename = $filename . '.js';
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}
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tao_helpers_Http::returnFile($filename);
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} else {
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throw new common_exception_Error('invalid item preview file path');
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}
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}
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}
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