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   1  <?php
   2  
   3  namespace dokuwiki\plugin\config\core\Setting;
   4  
   5  /**
   6   * Class setting_multichoice
   7   */
   8  class SettingMultichoice extends SettingString {
   9      protected $choices = array();
  10      public $lang; //some custom language strings are stored in setting
  11  
  12      /** @inheritdoc */
  13      public function html(\admin_plugin_config $plugin, $echo = false) {
  14          $disable = '';
  15          $nochoice = '';
  16  
  17          if($this->isProtected()) {
  18              $value = $this->protected;
  19              $disable = ' disabled="disabled"';
  20          } else {
  21              $value = is_null($this->local) ? $this->default : $this->local;
  22          }
  23  
  24          // ensure current value is included
  25          if(!in_array($value, $this->choices)) {
  26              $this->choices[] = $value;
  27          }
  28          // disable if no other choices
  29          if(!$this->isProtected() && count($this->choices) <= 1) {
  30              $disable = ' disabled="disabled"';
  31              $nochoice = $plugin->getLang('nochoice');
  32          }
  33  
  34          $key = htmlspecialchars($this->key);
  35  
  36          $label = '<label for="config___' . $key . '">' . $this->prompt($plugin) . '</label>';
  37  
  38          $input = "<div class=\"input\">\n";
  39          $input .= '<select class="edit" id="config___' . $key . '" name="config[' . $key . ']"' . $disable . '>' . "\n";
  40          foreach($this->choices as $choice) {
  41              $selected = ($value == $choice) ? ' selected="selected"' : '';
  42              $option = $plugin->getLang($this->key . '_o_' . $choice);
  43              if(!$option && isset($this->lang[$this->key . '_o_' . $choice])) {
  44                  $option = $this->lang[$this->key . '_o_' . $choice];
  45              }
  46              if(!$option) $option = $choice;
  47  
  48              $choice = htmlspecialchars($choice);
  49              $option = htmlspecialchars($option);
  50              $input .= '  <option value="' . $choice . '"' . $selected . ' >' . $option . '</option>' . "\n";
  51          }
  52          $input .= "</select> $nochoice \n";
  53          $input .= "</div>\n";
  54  
  55          return array($label, $input);
  56      }
  57  
  58      /** @inheritdoc */
  59      public function update($input) {
  60          if(is_null($input)) return false;
  61          if($this->isProtected()) return false;
  62  
  63          $value = is_null($this->local) ? $this->default : $this->local;
  64          if($value == $input) return false;
  65  
  66          if(!in_array($input, $this->choices)) return false;
  67  
  68          $this->local = $input;
  69          return true;
  70      }
  71  }