moodle/moodle
3
0
Fork 0
mirror of https://github.com/moodle/moodle.git synced 2025-08-04 08:26:37 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

Initial commit of Typo3 charset libraries and Moodle's textlib.class code.

Browse source 
Merged from MOODLE_15_STABLE
This commit is contained in:
stronk7 2005-10-17 15:48:46 +00:00
parent acf879d685
commit 779dc9aca1
38 changed files with 86007 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

168
lib/textlib.class.php Normal file
View file

@ -0,0 +1,168 @@
<?php // $Id$
///////////////////////////////////////////////////////////////////////////
// //
// NOTICE OF COPYRIGHT //
// //
// Moodle - Modular Object-Oriented Dynamic Learning Environment //
// http://moodle.com //
// //
// Copyright (C) 2001-3001 Martin Dougiamas http://dougiamas.com //
// (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation; either version 2 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details: //
// //
// http://www.gnu.org/copyleft/gpl.html //
// //
///////////////////////////////////////////////////////////////////////////
/// Required files
require_once('typo3/class.t3lib_cs.php');
require_once('typo3/class.t3lib_div.php');
/// If ICONV is available, lets Typo3 library use it for convert
if (extension_loaded('iconv')) {
$GLOBALS['TYPO3_CONF_VARS']['SYS']['t3lib_cs_convMethod'] = 'iconv';
/// Else if mbstring is available, lets Typo3 library use it
} else if (extension_loaded('mbstring')) {
$GLOBALS['TYPO3_CONF_VARS']['SYS']['t3lib_cs_convMethod'] = 'mbstring';
} else {
$GLOBALS['TYPO3_CONF_VARS']['SYS']['t3lib_cs_convMethod'] = '';
}
/// If mbstring is available, lets Typo3 library use it for functions
if (extension_loaded('mbstring')) {
$GLOBALS['TYPO3_CONF_VARS']['SYS']['t3lib_cs_utils'] = 'mbstring';
} else {
$GLOBALS['TYPO3_CONF_VARS']['SYS']['t3lib_cs_utils'] = '';
/// And this directoy must exist to allow Typo to cache conversion
/// tables when using internal functions
make_upload_directory('temp/typo3temp/cs');
}
/// Default mask for Typo
$GLOBALS['TYPO3_CONF_VARS']['BE']['fileCreateMask'] = $CFG->directorypermissions;
/// This full path constants must be defined too, transforming backslashes
/// to forward slashed beacuse Typo3 requires it.
define ('PATH_t3lib', str_replace('\\','/',$CFG->dirroot.'/testutf/typo3/'));
define ('PATH_typo3', str_replace('\\','/',$CFG->dirroot.'/testutf/typo3/'));
define ('PATH_site', str_replace('\\','/',$CFG->dataroot.'/temp/'));
define ('TYPO3_OS', stristr(PHP_OS,'win')&&!stristr(PHP_OS,'darwin')?'WIN':'');
/// As we implement the singleton pattern to use this class (only one instance
/// is shared globally), we need this helper function
function textlib_get_instance () {
static $instance;
if (!is_object($instance)) {
$instance = new textlib();
}
return $instance;
}
/**
* This class is used to manipulate strings under Moodle 1.6 an later. As
* utf-8 text become mandatory a pool of safe functions under this encoding
* become necessary. All of them are static methods that will be called from
* Moodle code with the :: syntax. The name of the methods is exactly the
* same than their PHP originals.
*
* A big part of this class acts as a wrapper over the Typo3 charset library,
* really a cool group of utilities to handle texts and encoding conversion.
*
* Take a look to its own copyright and license details.
*/
class textlib {
var $typo3cs;
/* Standard constructor of the class. All it does is to instantiate
* a new t3lib_cs object to have all their functions ready.
*
* Instead of istantiating a lot of objects of this class everytime
* some of their functions is going to be used, you can invoke the:
* textlib_get_instance() function, avoiding the creation of them
* (following the singleton pattern)
*/
function textlib() {
/// Instantiate a conversor object some of the methods in typo3
/// reference to $this and cannot be executed in a static context
$this->typo3cs = new t3lib_cs();
}
/* Converts the text between different encodings. It will use iconv, mbstring
* or internal (typo3) methods to try such conversion. Returns false if fails.
*/
function convert($text, $fromCS, $toCS='utf-8') {
/// Avoid some notices from Typo3 code
$oldlevel = error_reporting(E_PARSE);
/// Call Typo3 conv() function. It will do all the work
$result = $this->typo3cs->conv($text, $fromCS, $toCS);
/// Restore original debug level
error_reporting($oldlevel);
return $result;
}
/* Multibyte safe substr() function, uses mbstring if available. */
function substr($text, $start, $len=null, $charset='utf-8') {
/// Call Typo3 substr() function. It will do all the work
return $this->typo3cs->substr($charset,$text,$start,$len);
}
/* Multibyte safe strlen() function, uses mbstring if available. */
function strlen($text, $charset='utf-8') {
/// Avoid some notices from Typo3 code
$oldlevel = error_reporting(E_PARSE);
/// Call Typo3 strlen() function. It will do all the work
$result = $this->typo3cs->strlen($charset,$text);
/// Restore original debug level
error_reporting($oldlevel);
return $result;
}
/* Multibyte safe strtolower() function, uses mbstring if available. */
function strtolower($text, $charset='utf-8') {
/// Avoid some notices from Typo3 code
$oldlevel = error_reporting(E_PARSE);
/// Call Typo3 conv_case() function. It will do all the work
$result = $this->typo3cs->conv_case($charset,$text,'toLower');
/// Restore original debug level
error_reporting($oldlevel);
return $result;
}
/* Multibyte safe strtoupper() function, uses mbstring if available. */
function strtoupper($text, $charset='utf-8') {
/// Avoid some notices from Typo3 code
$oldlevel = error_reporting(E_PARSE);
/// Call Typo3 conv_case() function. It will do all the work
$result = $this->typo3cs->conv_case($charset,$text,'toUpper');
/// Restore original debug level
error_reporting($oldlevel);
return $result;
}
/* UTF-8 ONLY safe strpos() function, uses mbstring if available. */
function strpos($haystack,$needle,$offset=0) {
/// Call Typo3 utf8_strpos() function. It will do all the work
return $this->typo3cs->utf8_strpos($haystack,$needle,$offset);
}
/* UTF-8 ONLY safe strrpos() function, uses mbstring if available. */
function strrpos($haystack,$needle) {
/// Call Typo3 utf8_strrpos() function. It will do all the work
return $this->typo3cs->utf8_strrpos($haystack,$needle);
}
}
?>