mirror of
https://git.code.sf.net/p/seeddms/code
synced 2026-03-14 15:49:10 +00:00
69 lines
2.1 KiB
PHP
69 lines
2.1 KiB
PHP
<?php
|
|
/**
|
|
* Implementation of conversion service class
|
|
*
|
|
* @category DMS
|
|
* @package SeedDMS
|
|
* @license GPL 2
|
|
* @version @version@
|
|
* @author Uwe Steinmann <uwe@steinmann.cx>
|
|
* @copyright Copyright (C) 2021 Uwe Steinmann
|
|
* @version Release: @package_version@
|
|
*/
|
|
|
|
require_once("inc/inc.ClassConversionServiceBase.php");
|
|
|
|
define ('UTF32_BIG_ENDIAN_BOM' , chr(0x00) . chr(0x00) . chr(0xFE) . chr(0xFF));
|
|
define ('UTF32_LITTLE_ENDIAN_BOM', chr(0xFF) . chr(0xFE) . chr(0x00) . chr(0x00));
|
|
define ('UTF16_BIG_ENDIAN_BOM' , chr(0xFE) . chr(0xFF));
|
|
define ('UTF16_LITTLE_ENDIAN_BOM', chr(0xFF) . chr(0xFE));
|
|
define ('UTF8_BOM' , chr(0xEF) . chr(0xBB) . chr(0xBF));
|
|
|
|
/**
|
|
* Implementation of conversion service class for text to text
|
|
*
|
|
* @category DMS
|
|
* @package SeedDMS
|
|
* @author Uwe Steinmann <uwe@steinmann.cx>
|
|
* @copyright Copyright (C) 2021 Uwe Steinmann
|
|
* @version Release: @package_version@
|
|
*/
|
|
class SeedDMS_ConversionServiceTextToText extends SeedDMS_ConversionServiceBase {
|
|
public function __construct($from, $to) {
|
|
parent::__construct();
|
|
$this->from = $from;
|
|
$this->to = $to;
|
|
}
|
|
|
|
public function getInfo() {
|
|
return "Pass through document contents";
|
|
}
|
|
|
|
protected function detect_utf_encoding($text) {
|
|
$first2 = substr($text, 0, 2);
|
|
$first3 = substr($text, 0, 3);
|
|
$first4 = substr($text, 0, 3);
|
|
|
|
if ($first3 == UTF8_BOM) return 'UTF-8';
|
|
elseif ($first4 == UTF32_BIG_ENDIAN_BOM) return 'UTF-32BE';
|
|
elseif ($first4 == UTF32_LITTLE_ENDIAN_BOM) return 'UTF-32LE';
|
|
elseif ($first2 == UTF16_BIG_ENDIAN_BOM) return 'UTF-16BE';
|
|
elseif ($first2 == UTF16_LITTLE_ENDIAN_BOM) return 'UTF-16LE';
|
|
else return '';
|
|
}
|
|
|
|
public function convert($infile, $target = null, $params = array()) {
|
|
$content = file_get_contents($infile);
|
|
$encoding = $this->detect_utf_encoding($content);
|
|
// mb_detect_encoding() is not a good as detect_utf_encoding()
|
|
// $encoding = mb_detect_encoding($content);
|
|
$content = mb_convert_encoding($content, 'utf8', $encoding);
|
|
if($target) {
|
|
file_put_contents($target, $content);
|
|
return true;
|
|
} else
|
|
return $content;
|
|
}
|
|
}
|
|
|