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See Release Notes

  • Bug fixes for general core bugs in 4.0.x will end 8 May 2023 (12 months).
  • Bug fixes for security issues in 4.0.x will end 13 November 2023 (18 months).
  • PHP version: minimum PHP 7.3.0 Note: the minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is also supported.
   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   * Example form to showcase the rendering of form fields.
  19   *
  20   * @package    tool_componentlibrary
  21   * @copyright  2021 Bas Brands <bas@moodle.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  namespace tool_componentlibrary\local\examples\formelements;
  26  
  27  /**
  28   * Example form to showcase the rendering of form fields.
  29   *
  30   * @copyright  2021 Bas Brands <bas@moodle.com>
  31   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  32   */
  33  class example extends \moodleform {
  34      /**
  35       * Elements of the test form.
  36       */
  37      public function definition() {
  38          $mform = $this->_form;
  39  
  40          $required = optional_param('required', false, PARAM_BOOL);
  41          $help = optional_param('help', false, PARAM_BOOL);
  42          $mixed = optional_param('mixed', false, PARAM_BOOL);
  43  
  44          // Text.
  45          $mform->addElement('text', 'textelement', 'Text');
  46          $mform->setType('textelement', 'text');
  47          if ($required) {
  48              $mform->addRule('textelement', null, 'required', null, 'client');
  49          }
  50          if ($help && !$mixed) {
  51              $mform->addHelpButton('textelement', 'summary');
  52          }
  53          $mform->setAdvanced('textelement', true);
  54  
  55          // Text with a long label.
  56          $mform->addElement('text', 'textelementtwo', 'Text element with a long label that can span multiple lines.
  57              The next field has no label. ');
  58          $mform->setType('textelementtwo', 'text');
  59          if ($required) {
  60              $mform->addRule('textelementtwo', 'This element is required', 'required', null, 'client');
  61          }
  62          if ($help) {
  63              $mform->addHelpButton('textelementtwo', 'summary');
  64          }
  65          $mform->setAdvanced('textelementtwo', true);
  66  
  67          // Text without label.
  68          $mform->addElement('text', 'textelementhree', '', '');
  69          $mform->setType('textelementhree', 'text');
  70          if ($required && !$mixed) {
  71              $mform->addRule('textelementhree', 'This element is required', 'required', null, 'client');
  72          }
  73          if ($help && !$mixed) {
  74              $mform->addHelpButton('textelementhree', 'summary');
  75          }
  76          $mform->setAdvanced('textelementhree', true);
  77  
  78          // Button.
  79          $mform->addElement('button', 'buttonelement', 'Button');
  80          if ($required) {
  81              $mform->addRule('buttonelement', 'This element is required', 'required', null, 'client');
  82          }
  83          if ($help) {
  84              $mform->addHelpButton('buttonelement', 'summary');
  85          }
  86          $mform->setAdvanced('buttonelement', true);
  87  
  88          // Date.
  89          $mform->addElement('date_selector', 'date', 'Date selector');
  90          if ($required && !$mixed) {
  91              $mform->addRule('date', 'This element is required', 'required', null, 'client');
  92          }
  93          if ($help) {
  94              $mform->addHelpButton('date', 'summary');
  95          }
  96          $mform->setAdvanced('date', true);
  97  
  98          // Date time.
  99          $mform->addElement('date_time_selector', 'datetimesel', 'Date time selector');
 100          if ($required) {
 101              $mform->addRule('datetimesel', 'This element is required', 'required', null, 'client');
 102          }
 103          if ($help && !$mixed) {
 104              $mform->addHelpButton('datetimesel', 'summary');
 105          }
 106          $mform->setAdvanced('datetimesel', true);
 107  
 108          // Duration (does not support required form fields).
 109          $mform->addElement('duration', 'duration', 'Duration');
 110          if ($help) {
 111              $mform->addHelpButton('duration', 'summary');
 112          }
 113  
 114          // Editor.
 115          $mform->addElement('editor', 'editor', 'Editor');
 116          $mform->setType('editor', PARAM_RAW);
 117          if ($required) {
 118              $mform->addRule('editor', 'This element is required', 'required', null, 'client');
 119          }
 120          if ($help && !$mixed) {
 121              $mform->addHelpButton('editor', 'summary');
 122          }
 123          $mform->setAdvanced('editor', true);
 124  
 125          // Filepicker.
 126          $mform->addElement('filepicker', 'userfile', 'Filepicker', null, ['maxbytes' => 100, 'accepted_types' => '*']);
 127          if ($required) {
 128              $mform->addRule('userfile', 'This element is required', 'required', null, 'client');
 129          }
 130          if ($help) {
 131              $mform->addHelpButton('userfile', 'summary');
 132          }
 133          $mform->setAdvanced('userfile', true);
 134  
 135          // Html.
 136          $mform->addElement('html', '<div class="text-success h2 ">The HTML only formfield</div>');
 137  
 138          // Passwords.
 139          $mform->addElement('passwordunmask', 'passwordunmask', 'Passwordunmask');
 140          if ($required && !$mixed) {
 141              $mform->addRule('passwordunmask', 'This element is required', 'required', null, 'client');
 142          }
 143          if ($help && !$mixed) {
 144              $mform->addHelpButton('passwordunmask', 'summary');
 145          }
 146          $mform->setAdvanced('passwordunmask', true);
 147  
 148          // Radio.
 149          $mform->addElement('radio', 'radio', 'Radio', 'Radio label', 'choice_value');
 150          if ($required) {
 151              $mform->addRule('radio', 'This element is required', 'required', null, 'client');
 152          }
 153          if ($help && !$mixed) {
 154              $mform->addHelpButton('radio', 'summary');
 155          }
 156          $mform->setAdvanced('radio', true);
 157  
 158          // Checkbox.
 159          $mform->addElement('checkbox', 'checkbox', 'Checkbox', 'Checkbox Text');
 160          if ($required) {
 161              $mform->addRule('checkbox', 'This element is required', 'required', null, 'client');
 162          }
 163          if ($help) {
 164              $mform->addHelpButton('checkbox', 'summary');
 165          }
 166          $mform->setAdvanced('checkbox', true);
 167  
 168          // Select.
 169          $mform->addElement('select', 'auth', 'Select', ['cow', 'crow', 'dog', 'cat']);
 170          if ($required && !$mixed) {
 171              $mform->addRule('auth', 'This element is required', 'required', null, 'client');
 172          }
 173          if ($help) {
 174              $mform->addHelpButton('auth', 'summary');
 175          }
 176          $mform->setAdvanced('auth', true);
 177  
 178          // Yes No.
 179          $mform->addElement('selectyesno', 'selectyesno', 'Selectyesno');
 180          if ($required && !$mixed) {
 181              $mform->addRule('selectyesno', 'This element is required', 'required', null, 'client');
 182          }
 183          if ($help) {
 184              $mform->addHelpButton('selectyesno', 'summary');
 185          }
 186          $mform->setAdvanced('selectyesno', true);
 187  
 188          // Static.
 189          $mform->addElement('static', 'static', 'Static', 'static description');
 190  
 191          // Float.
 192          $mform->addElement('float', 'float', 'Floating number');
 193          if ($required) {
 194              $mform->addRule('float', 'This element is required', 'required', null, 'client');
 195          }
 196          if ($help) {
 197              $mform->addHelpButton('float', 'summary');
 198          }
 199          $mform->setAdvanced('float', true);
 200  
 201          // Textarea.
 202          $mform->addElement('textarea', 'textarea', 'Text area', 'wrap="virtual" rows="20" cols="50"');
 203          if ($required && !$mixed) {
 204              $mform->addRule('textarea', 'This element is required', 'required', null, 'client');
 205          }
 206          if ($help && !$mixed) {
 207              $mform->addHelpButton('textarea', 'summary');
 208          }
 209          $mform->setAdvanced('textarea', true);
 210  
 211          // Recaptcha. (does not support required).
 212          $mform->addElement('recaptcha', 'recaptcha', 'Recaptcha');
 213          if ($help) {
 214              $mform->addHelpButton('recaptcha', 'summary');
 215          }
 216  
 217          // Tags.
 218          $mform->addElement('tags', 'tags', 'Tags', ['itemtype' => 'course_modules', 'component' => 'core']);
 219          if ($required && !$mixed) {
 220              $mform->addRule('tags', 'This element is required', 'required', null, 'client');
 221          }
 222          if ($help && !$mixed) {
 223              $mform->addHelpButton('tags', 'summary');
 224          }
 225          $mform->setAdvanced('tags', true);
 226  
 227          // Filetypes. (does not support required).
 228          $mform->addElement('filetypes', 'filetypes', 'Allowedfiletypes', ['onlytypes' => ['document', 'image'],
 229              'allowunknown' => true]);
 230          if ($help) {
 231              $mform->addHelpButton('filetypes', 'summary');
 232          }
 233          $mform->setAdvanced('filetypes', true);
 234  
 235          // Advanced checkbox.
 236          $mform->addElement('advcheckbox', 'advcheckbox', 'Advanced checkbox', 'Advanced checkbox name', ['group' => 1],
 237              [0, 1]);
 238          if ($required) {
 239              $mform->addRule('advcheckbox', 'This element is required', 'required', null, 'client');
 240          }
 241          if ($help) {
 242              $mform->addHelpButton('advcheckbox', 'summary');
 243          }
 244          $mform->setAdvanced('advcheckbox', true);
 245  
 246          // Autocomplete.
 247          $searchareas = \core_search\manager::get_search_areas_list(true);
 248          $areanames = [];
 249          foreach ($searchareas as $areaid => $searcharea) {
 250              $areanames[$areaid] = $searcharea->get_visible_name();
 251          }
 252          $options = [
 253              'multiple' => true,
 254              'noselectionstring' => get_string('allareas', 'search'),
 255          ];
 256          $mform->addElement('autocomplete', 'autocomplete', get_string('searcharea', 'search'), $areanames, $options);
 257          if ($required) {
 258              $mform->addRule('autocomplete', 'This element is required', 'required', null, 'client');
 259          }
 260          if ($help && !$mixed) {
 261              $mform->addHelpButton('autocomplete', 'summary');
 262          }
 263          $mform->setAdvanced('autocomplete', true);
 264  
 265          // Group.
 266          $radiogrp = [
 267              $mform->createElement('text', 'rtext', 'Text'),
 268              $mform->createElement('radio', 'rradio', 'Radio label', 'After one ', 1),
 269              $mform->createElement('checkbox', 'rchecbox', 'Checkbox label', 'After two ', 2)
 270          ];
 271          $mform->setType('rtext', PARAM_RAW);
 272          $mform->addGroup($radiogrp, 'group', 'Group', ' ', false);
 273          if ($required) {
 274              $mform->addRule('group', 'This element is required', 'required', null, 'client');
 275          }
 276          if ($help) {
 277              $mform->addHelpButton('group', 'summary');
 278          }
 279          $mform->setAdvanced('group', true);
 280  
 281          $group = $mform->getElement('group');
 282  
 283          // Group of groups.
 284          $group = [];
 285          $group[] = $mform->createElement('select', 'profilefield', '', [0 => 'Username', 1 => 'Email']);
 286          $elements = [];
 287          $elements[] = $mform->createElement('select', 'operator', null, [0 => 'equal', 1 => 'not equal']);
 288          $elements[] = $mform->createElement('text', 'value', null);
 289          $elements[] = $mform->createElement('static', 'desc', 'Just a static text', 'Just a static text');
 290          $mform->setType('value', PARAM_RAW);
 291          $group[] = $mform->createElement('group', 'fieldvalue', '', $elements, '', false);
 292          $mform->addGroup($group, 'fieldsgroup', 'Group containing another group', '', false);
 293          if ($required) {
 294              $mform->addRule('fieldsgroup', 'This element is required', 'required', null, 'client');
 295          }
 296          if ($help) {
 297              $mform->addHelpButton('fieldsgroup', 'summary');
 298          }
 299  
 300          $this->add_action_buttons();
 301      }
 302  }