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   1  <?php // $Id: field.class.php,v 1.1.2.2 2008/07/15 04:28:39 moodler Exp $
   2  
   3  class profile_field_checkbox extends profile_field_base {
   4  
   5      /**
   6       * Constructor method.
   7       * Pulls out the options for the checkbox from the database and sets the
   8       * the corresponding key for the data if it exists
   9       */
  10      function profile_field_checkbox($fieldid=0, $userid=0) {
  11          //first call parent constructor
  12          $this->profile_field_base($fieldid, $userid);
  13  
  14          if (!empty($this->field)) {
  15              $datafield = get_field('user_info_data', 'data', 'userid', $this->userid, 'fieldid', $this->fieldid);
  16              if ($datafield !== false) {
  17                  $this->data = $datafield;
  18              } else {
  19                  $this->data = $this->field->defaultdata;
  20              }
  21          }
  22      }
  23  
  24      function edit_field_add(&$mform) {
  25          /// Create the form field
  26          $checkbox = &$mform->addElement('advcheckbox', $this->inputname, format_string($this->field->name));
  27          if ($this->data == '1') {
  28              $checkbox->setChecked(true);
  29          }        
  30          $mform->setType($this->inputname, PARAM_BOOL);
  31          if ($this->is_required() and !has_capability('moodle/user:update', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
  32              $mform->addRule($this->inputname, get_string('required'), 'nonzero', null, 'client');
  33          }
  34      }
  35  
  36      /**
  37       * Display the data for this field
  38       */
  39      function display_data() {
  40          $options->para = false;
  41          $checked = intval($this->data) === 1 ? 'checked="checked"' : '';
  42          return '<input disabled="disabled" type="checkbox" name="'.$this->inputname.'" '.$checked.' />';
  43      }
  44  
  45  }
  46  
  47  ?>