mod/data/field/radiobutton/field.class.php

   1 <?php // $Id$
   2 ///////////////////////////////////////////////////////////////////////////
   3 //                                                                       //
   4 // NOTICE OF COPYRIGHT                                                   //
   5 //                                                                       //
   6 // Moodle - Modular Object-Oriented Dynamic Learning Environment         //
   7 //          http://moodle.org                                            //
   8 //                                                                       //
   9 // Copyright (C) 1999-onwards Moodle Pty Ltd  http://moodle.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 class data_field_radiobutton extends data_field_base {
  26
  27     var $type = 'radiobutton';
  28
  29     function data_field_radiobutton($field=0, $data=0) {
  30         parent::data_field_base($field, $data);
  31     }
  32
  33
  34     function display_add_field($recordid=0) {
  35         global $CFG;
  36
  37         if ($recordid){
  38             $content = trim(get_field('data_content', 'content', 'fieldid', $this->field->id, 'recordid', $recordid));
  39         } else {
  40             $content = '';
  41         }
  42
  43         $str = '<div title="'.s($this->field->description).'">';
  44         $str .= '<fieldset><legend><span class="accesshide">'.$this->field->name.'</span></legend>';
  45
  46         $i = 0;
  47         foreach (explode("\n",$this->field->param1) as $radio) {
  48             $radio = trim($radio);
  49             if ($radio === '') {
  50                 continue; // skip empty lines
  51             }
  52             $str .= '<input type="radio" id="field_'.$this->field->id.'_'.$i.'" name="field_' . $this->field->id . '" ';
  53             $str .= 'value="' . s($radio) . '" ';
  54
  55             if ($content == $radio) {
  56                 // Selected by user.
  57                 $str .= 'checked />';
  58             } else {
  59                 $str .= '/>';
  60             }
  61
  62             $str .= '<label for="field_'.$this->field->id.'_'.$i.'">'.$radio.'</label><br />';
  63             $i++;
  64         }
  65         $str .= '</fieldset>';
  66         $str .= '</div>';
  67         return $str;
  68     }
  69
  70      function display_search_field($value = '') {
  71         global $CFG;
  72         $temp = get_records_sql_menu('SELECT id, content from '.$CFG->prefix.'data_content WHERE fieldid='.$this->field->id.' GROUP BY content ORDER BY content');
  73         $options = array();
  74         if(!empty($temp)) {
  75             $options[''] = '';              //Make first index blank.
  76             foreach ($temp as $key) {
  77                 $options[$key] = $key;  //Build following indicies from the sql.
  78             }
  79         }
  80         return choose_from_menu($options, 'f_'.$this->field->id, $value, 'choose', '', 0, true);
  81     }
  82
  83     function parse_search_field() {
  84         return optional_param('f_'.$this->field->id, '', PARAM_NOTAGS);
  85     }
  86
  87     function generate_sql($tablealias, $value) {
  88         return " ({$tablealias}.fieldid = {$this->field->id} AND {$tablealias}.content = '$value') ";
  89     }
  90
  91 }
  92 ?>