104 lines
3.4 KiB
PHP
104 lines
3.4 KiB
PHP
<?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) 2013 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT);
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*
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*
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*/
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namespace oat\taoQtiItem\model\qti\expression;
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use oat\taoQtiItem\model\qti\expression\BaseValue;
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use oat\taoQtiItem\model\qti\expression\CommonExpression;
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use \common_Exception;
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/**
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* Short description of class oat\taoQtiItem\model\qti\expression\BaseValue
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*
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* @access public
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* @author Joel Bout, <joel.bout@tudor.lu>
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* @package taoQTI
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*/
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class BaseValue extends CommonExpression
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{
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// --- ASSOCIATIONS ---
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// --- ATTRIBUTES ---
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// --- OPERATIONS ---
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/**
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* Short description of method getRule
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*
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* @access public
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* @author Joel Bout, <joel.bout@tudor.lu>
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* @return string
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*/
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public function getRule()
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{
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$returnValue = (string) '';
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// JSON ENCODE the value to get quote when quote are required function of the variable base type
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// not so easy ;)
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//$returnValue = json_encode($this->value);
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// @todo make usable for complex variable such as pair, directed pair ..
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// @todo centralize the management of the options (attributes)
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$options = [];
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$value = null;
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switch ($this->attributes['baseType']) {
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case "boolean":
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$options['type'] = "boolean";
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$value = json_encode($this->value);
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break;
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case "integer":
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$options['type'] = "integer";
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$value = json_encode($this->value);
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break;
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case "float":
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$options['type'] = "float";
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$value = json_encode($this->value);
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break;
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case "identifier":
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case "string":
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$options['type'] = "string";
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$value = json_encode($this->value);
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break;
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case "pair":
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$options['type'] = "list";
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$value = '"' . implode('","', $this->value) . '"';
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break;
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case "directedPair":
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$options['type'] = "tuple";
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$value = '"' . implode('","', (array)$this->value) . '"'; // Méchant casting, won't work with a dictionnary, but with a tuple it is okay
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break;
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default:
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throw new common_Exception("taoQTI_models_classes_QTI_response_BaseValue::getRule an error occured : the type " . $this->attributes['baseType'] . " is unknown");
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}
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$returnValue = 'createVariable('
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. (count($options) ? '"' . addslashes(json_encode($options)) . '"' : 'null') .
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', ' . $value .
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')';
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return (string) $returnValue;
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}
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}
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