ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.ilICalWriter.php
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1<?php
2/*
3 +-----------------------------------------------------------------------------+
4 | ILIAS open source |
5 +-----------------------------------------------------------------------------+
6 | Copyright (c) 1998-2001 ILIAS open source, University of Cologne |
7 | |
8 | This program is free software; you can redistribute it and/or |
9 | modify it under the terms of the GNU General Public License |
10 | as published by the Free Software Foundation; either version 2 |
11 | of the License, or (at your option) any later version. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
21 +-----------------------------------------------------------------------------+
22*/
23
25{
26 const LINEBREAK = "\r\n";
27 #const LINEBREAK = '<br />';
28 const LINE_SIZE = 75;
30
31 private $ical = '';
32
33 public function __construct()
34 {
35 $this->ical = '';
36 }
37
38 public static function escapeText($a_text)
39 {
40 $a_text = str_replace("\r\n", '\\n', $a_text);
41
42 return preg_replace(
43 array(
44 '/\\\/',
45 '/;/',
46 '/,/',
47 ),
48 array(
49 '\\',
50 '\;',
51 '\,',
52 ),
53 $a_text
54 );
55 }
56
62 public function addLine($a_line)
63 {
64 //$chunks = str_split($a_line, self::LINE_SIZE);
65
66 include_once './Services/Utilities/classes/class.ilStr.php';
67
68 // use multibyte split
69 $chunks = array();
70 $len = ilStr::strLen($a_line);
71 while($len)
72 {
73 $chunks[] = ilStr::subStr($a_line,0,self::LINE_SIZE);
74 $a_line = ilStr::subStr($a_line, self::LINE_SIZE, $len);
75 $len = ilStr::strLen($a_line);
76 }
77
78 for($i = 0; $i < count($chunks); $i++)
79 {
80 $this->ical .= $chunks[$i];
81 if(isset($chunks[$i+1]))
82 {
83 $this->ical .= self::LINEBREAK;
84 $this->ical .= self::BEGIN_LINE_WHITESPACE;
85 }
86 }
87 $this->ical .= self::LINEBREAK;
88 }
89
94 public function __toString()
95 {
96 return $this->ical;
97 }
98}
static escapeText($a_text)
addLine($a_line)
Add a line to the ical string.
__toString()
Return ical string.
static strLen($a_string)
Definition: class.ilStr.php:79
static subStr($a_str, $a_start, $a_length=NULL)
Definition: class.ilStr.php:15