user/classes/form/profile_category_form.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * This file contains the profile field category form.
  19  *
  20  * @package core_user
  21  * @copyright  2007 onwards Shane Elliot {@link http://pukunui.com}
  22  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 namespace core_user\form;
  26
  27 use moodleform;
  28
  29 if (!defined('MOODLE_INTERNAL')) {
  30     die('Direct access to this script is forbidden.');    //  It must be included from a Moodle page.
  31 }
  32
  33 require_once($CFG->dirroot.'/lib/formslib.php');
  34
  35 /**
  36  * Class category_form
  37  *
  38  * @copyright  2007 onwards Shane Elliot {@link http://pukunui.com}
  39  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  40  */
  41 class profile_category_form extends moodleform {
  42
  43     /**
  44      * Define the form.
  45      */
  46     public function definition () {
  47         global $USER, $CFG;
  48
  49         $mform = $this->_form;
  50
  51         $strrequired = get_string('required');
  52
  53         // Add some extra hidden fields.
  54         $mform->addElement('hidden', 'id');
  55         $mform->setType('id', PARAM_INT);
  56         $mform->addElement('hidden', 'action', 'editcategory');
  57         $mform->setType('action', PARAM_ALPHANUMEXT);
  58
  59         $mform->addElement('text', 'name', get_string('profilecategoryname', 'admin'), 'maxlength="255" size="30"');
  60         $mform->setType('name', PARAM_TEXT);
  61         $mform->addRule('name', $strrequired, 'required', null, 'client');
  62
  63         $this->add_action_buttons(true);
  64
  65     }
  66
  67     /**
  68      * Perform some moodle validation.
  69      *
  70      * @param array $data
  71      * @param array $files
  72      * @return array
  73      */
  74     public function validation($data, $files) {
  75         global $CFG, $DB;
  76         $errors = parent::validation($data, $files);
  77
  78         $data  = (object)$data;
  79
  80         $duplicate = $DB->get_field('user_info_category', 'id', array('name' => $data->name));
  81
  82         // Check the name is unique.
  83         if (!empty($data->id)) { // We are editing an existing record.
  84             $olddata = $DB->get_record('user_info_category', array('id' => $data->id));
  85             // Name has changed, new name in use, new name in use by another record.
  86             $dupfound = (($olddata->name !== $data->name) && $duplicate && ($data->id != $duplicate));
  87         } else { // New profile category.
  88             $dupfound = $duplicate;
  89         }
  90
  91         if ($dupfound ) {
  92             $errors['name'] = get_string('profilecategorynamenotunique', 'admin');
  93         }
  94
  95         return $errors;
  96     }
  97 }
  98