Added textarea field type.
[moodle.git] / mod / data / field / textarea / field.class.php
CommitLineData
35bcb325 1<?php ///Class file for textarea field, extends base_field
2///////////////////////////////////////////////////////////////////////////
3// //
4// NOTICE OF COPYRIGHT //
5// //
6// Moodle - Modular Object-Oriented Dynamic Learning Environment //
7// http://moodle.org //
8// //
9// Copyright (C) 2005 Martin Dougiamas http://dougiamas.com //
10// //
11// This program is free software; you can redistribute it and/or modify //
12// it under the terms of the GNU General Public License as published by //
13// the Free Software Foundation; either version 2 of the License, or //
14// (at your option) any later version. //
15// //
16// This program is distributed in the hope that it will be useful, //
17// but WITHOUT ANY WARRANTY; without even the implied warranty of //
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
19// GNU General Public License for more details: //
20// //
21// http://www.gnu.org/copyleft/gpl.html //
22// //
23///////////////////////////////////////////////////////////////////////////
24
25/// Please refer to lib.php for method comments
26
27class data_field_textarea extends data_field_base {
28
29 var $type = 'textarea';
30 var $id;
31
32
33 function data_field_textarea($fid=0){
34 parent::data_field_base($fid);
35 }
36
37
38 /***********************************************
39 * Saves the field into the database *
40 ***********************************************/
41 function insert_field($dataid, $type='textarea', $name, $desc='', $autolink=0, $width='', $height='') {
42 $newfield = new object;
43 $newfield->dataid = $dataid;
44 $newfield->type = $type;
45 $newfield->name = $name;
46 $newfield->description = $desc;
47 $newfield->param1 = $autolink;
48 $newfield->param2 = $width;
49 $newfield->param3 = $height;
50
51 if (!insert_record('data_fields', $newfield)) {
52 notify('Insertion of new field failed!');
53 }
54 }
55
56
57 /***********************************************
58 * Prints the form element in the add template *
59 ***********************************************/
60 function display_add_field($id, $rid=0) {
61 global $CFG;
62 if (!$field = get_record('data_fields', 'id', $id)){
63 notify('That is not a valid field id!');
64 exit;
65 }
66 if ($rid) {
67 $content = get_record('data_content', 'fieldid', $id, 'recordid', $rid);
68 if (isset($content->content)) {
69 $content = $content->content;
70 }
71 }
72 else {
73 $content = '';
74 }
75 $str = '';
76
77 if ($field->description) {
78 $str .= '<img src="'.$CFG->pixpath.'/help.gif" alt="'.$field->description.'" title="'.$field->description.'" />&nbsp;';
79 }
80 $str .= '<textarea name="field_' . $field->id . '" id="field_'.$field->id . '"';
81 if (!empty($field->param2) && !empty($field->param3)) {
82 $str .= ' style="width:' . $field->param2. 'px; height:' . $field->param3 . 'px;"';
83 }
84 $str .= '>' . $content . '</textarea>';
85 return $str;
86 }
87
88
89 function display_edit_field($id, $mode=0) {
90 parent::display_edit_field($id, $mode);
91 }
92
93
94 function update($fieldobject) {
95 $fieldobject->param1 = trim($fieldobject->param1);
96 $fieldobject->param2 = trim($fieldobject->param2);
97
98 if (!update_record('data_fields',$fieldobject)){
99 notify ('upate failed');
100 }
101 }
102}
103?>