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<?php |
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/** |
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* This file is part of PHPProject - A pure PHP library for reading and writing |
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* presentations documents. |
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* |
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* PHPProject is free software distributed under the terms of the GNU Lesser |
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* General Public License version 3 as published by the Free Software Foundation. |
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* |
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* For the full copyright and license information, please read the LICENSE |
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* file that was distributed with this source code. For the full list of |
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* contributors, visit https://github.com/PHPOffice/PHPWord/contributors. |
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* |
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* @link https://github.com/PHPOffice/PHPProject |
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* @copyright 2009-2014 PHPProject contributors |
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* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3 |
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*/ |
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namespace PhpOffice\PhpProject; |
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/** |
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* IOFactory |
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*/ |
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class IOFactory |
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{ |
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/** |
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* Autoresolve classes |
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* |
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* @var array |
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*/ |
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private static $autoResolveClasses = array('GanttProject'); |
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/** |
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* Create writer |
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* |
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* @param PhpProject $phpProject |
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* @param string $name |
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* @return \PhpOffice\PhpProject\Writer\WriterInterface |
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*/ |
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public static function createWriter(PhpProject $phpProject, $name = 'GanttProject') |
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{ |
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$class = 'PhpOffice\\PhpProject\\Writer\\' . $name; |
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return self::loadClass($class, $name, 'writer', $phpProject); |
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} |
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/** |
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* Create reader |
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* |
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* @param string $name |
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* @return \PhpOffice\PhpProject\Reader\ReaderInterface |
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*/ |
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public static function createReader($name = 'GanttProject') |
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{ |
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$class = 'PhpOffice\\PhpProject\\Reader\\' . $name; |
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return self::loadClass($class, $name, 'reader'); |
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} |
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/** |
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* Loads PHPProject from file using automatic \PhpOffice\PhpProject\Reader\ReaderInterface resolution |
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* |
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* @param string $pFilename |
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* @return PhpProject |
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* @throws \Exception |
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*/ |
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public static function load($pFilename) |
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{ |
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// Try loading using self::$autoResolveClasses |
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foreach (self::$autoResolveClasses as $autoResolveClass) { |
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$reader = self::createReader($autoResolveClass); |
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if ($reader->canRead($pFilename)) { |
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return $reader->load($pFilename); |
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} |
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} |
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throw new \Exception("Could not automatically determine \PhpOffice\PhpProject\Reader\ReaderInterface for file."); |
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} |
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/** |
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* Load class |
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* |
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* @param string $class |
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* @param string $name |
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* @param string $type |
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* @param \PhpOffice\PhpProject\PhpProject $phpProject |
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* @throws \Exception |
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* @return |
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*/ |
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private static function loadClass($class, $name, $type, PhpProject $phpProject = null) |
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{ |
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if (class_exists($class) && self::isConcreteClass($class)) { |
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if (is_null($phpProject)) { |
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return new $class(); |
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} else { |
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return new $class($phpProject); |
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} |
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} else { |
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throw new \Exception('"'.$name.'" is not a valid '.$type.'.'); |
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} |
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} |
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/** |
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* Is it a concrete class? |
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* |
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* @param string $class |
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* @return bool |
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*/ |
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private static function isConcreteClass($class) |
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{ |
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$reflection = new \ReflectionClass($class); |
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return !$reflection->isAbstract() && !$reflection->isInterface(); |
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} |
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} |
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