zentaopms/lib/phpword/Reader/AbstractReader.php
2023-05-16 10:47:08 +08:00

125 lines
2.7 KiB
PHP

<?php
/**
* This file is part of PHPWord - A pure PHP library for reading and writing
* word processing documents.
*
* PHPWord is free software distributed under the terms of the GNU Lesser
* General Public License version 3 as published by the Free Software Foundation.
*
* For the full copyright and license information, please read the LICENSE
* file that was distributed with this source code. For the full list of
* contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
*
* @see https://github.com/PHPOffice/PHPWord
* @copyright 2010-2018 PHPWord contributors
* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
*/
namespace PhpOffice\PhpWord\Reader;
use PhpOffice\PhpWord\Exception\Exception;
/**
* Reader abstract class
*
* @since 0.8.0
*
* @codeCoverageIgnore Abstract class
*/
abstract class AbstractReader implements ReaderInterface
{
/**
* Read data only?
*
* @var bool
*/
protected $readDataOnly = true;
/**
* File pointer
*
* @var bool|resource
*/
protected $fileHandle;
/**
* Read data only?
*
* @return bool
*/
public function isReadDataOnly()
{
// return $this->readDataOnly;
return true;
}
/**
* Set read data only
*
* @param bool $value
* @return self
*/
public function setReadDataOnly($value = true)
{
$this->readDataOnly = $value;
return $this;
}
/**
* Open file for reading
*
* @param string $filename
*
* @throws \PhpOffice\PhpWord\Exception\Exception
*
* @return resource
*/
protected function openFile($filename)
{
// Check if file exists
if (!file_exists($filename) || !is_readable($filename)) {
throw new Exception("Could not open $filename for reading! File does not exist.");
}
// Open file
$this->fileHandle = fopen($filename, 'r');
if ($this->fileHandle === false) {
throw new Exception("Could not open file $filename for reading.");
}
}
/**
* Can the current ReaderInterface read the file?
*
* @param string $filename
* @return bool
*/
public function canRead($filename)
{
// Check if file exists
try {
$this->openFile($filename);
} catch (Exception $e) {
return false;
}
if (is_resource($this->fileHandle)) {
fclose($this->fileHandle);
}
return true;
}
/**
* Read data only?
*
* @deprecated 0.10.0
*
* @codeCoverageIgnore
*/
public function getReadDataOnly()
{
return $this->isReadDataOnly();
}
}