ILIAS  Release_4_1_x_branch Revision 61804
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class.ilRegExpInputGUI.php
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1 <?php
2 /*
3  +-----------------------------------------------------------------------------+
4  | ILIAS open source |
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6  | Copyright (c) 1998-2007 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 |
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13  | This program is distributed in the hope that it will be useful, |
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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 |
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20  | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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22 */
23 
32 {
33  private $pattern;
34 
41  function __construct($a_title = "", $a_postvar = "")
42  {
43  parent::__construct($a_title, $a_postvar);
44  $this->setType("feedurl");
45  }
46 
52  function setNoMatchMessage($a_nomatchmessage)
53  {
54  $this->nomatchmessage = $a_nomatchmessage;
55  }
56 
62  function getNoMatchMessage()
63  {
64  return $this->nomatchmessage;
65  }
66 
72  function setPattern ($pattern)
73  {
74  $this->pattern = $pattern;
75  }
76 
82  function getPattern ()
83  {
84  return $this->pattern;
85  }
86 
92  function checkInput()
93  {
94  global $lng;
95 
96  // this line is necessary, otherwise it is a security issue (Alex)
98 
99  $value = $_POST[$this->getPostVar()];
100 
101  if (!$this->getRequired() && strcasecmp($value, "") == 0)
102  {
103  return true;
104  }
105 
106  if ($this->getRequired() && trim($value) == "")
107  {
108  $this->setAlert($lng->txt("msg_input_is_required"));
109 
110  return false;
111  }
112 
113  $result = preg_match ($this->pattern, $value);
114  if (!$result)
115  {
116  if ($this->getNoMatchMessage() == "")
117  {
118  $this->setAlert($lng->txt("msg_input_does_not_match_regexp"));
119  }
120  else
121  {
122  $this->setAlert($this->getNoMatchMessage());
123  }
124  }
125  return $result;
126 
127  }
128 
129 }