Subversion Repositories web.active

<?php namespace ProcessWire;

/**
 * A Page List Selector for selecting a single page
 * 
 * @property int $parent_id
 * @property string $labelFieldName
 * @property string $startLabel
 * @property string $cancelLabel
 * @property string $selectLabel
 * @property string $unselectLabel
 * @property string $moreLabel
 * @property bool $showPath
 *
 */
class InputfieldPageListSelect extends Inputfield implements InputfieldPageListSelection {

  public static function getModuleInfo() {
    return array(
      'title' => __('Page List Select', __FILE__), // Module Title
      'summary' => __('Selection of a single page from a ProcessWire page tree list', __FILE__), // Module Summary
      'version' => 101,
      'permanent' => true, 
      );
  }

  public function init() {
    $this->set('parent_id', 0); 
    $this->set('labelFieldName', 'title'); 
    $this->set('startLabel', $this->_('Change')); 
    $this->set('cancelLabel', $this->_('Cancel'));
    $this->set('selectLabel', $this->_('Select'));
    $this->set('unselectLabel', $this->_('Unselect'));
    $this->set('moreLabel', $this->_('More')); 
    $this->set('showPath', false); 
    parent::init();
  }
  
  public function renderReady(Inputfield $parent = null, $renderValueMode = false) {
    static $process = null;
    if(is_null($process)) {
      /** @var ProcessPageList $process */
      $process = $this->wire('modules')->get('ProcessPageList'); // prerequisite module
      $process->setPageLabelField($this->attr('name'), $this->labelFieldName);
      $process->renderReady();
    }
    return parent::renderReady($parent, $renderValueMode);
  }

  public function ___render() {

    if(!strlen($this->parent_id)) {
      return "<p class='error'>" . $this->_('Unable to render this field due to missing parent page in field settings.') . "</p>";
    }
  
    $this->addClass('InputfieldPageListSelectData');
    $attrs = $this->getAttributes();
    $attrs['data-root'] = $this->parent_id; 
    $attrs['data-showPath'] = $this->showPath ? 1 : 0;
    $attrs['data-allowUnselect'] = $this->required ? 0 : 1;
    $attrs['data-start'] = $this->startLabel;
    $attrs['data-select'] = $this->selectLabel;
    $attrs['data-unselect'] = $this->unselectLabel;
    $attrs['data-more'] = $this->moreLabel;
    $attrs['data-cancel'] = $this->cancelLabel;
    $attrs['data-labelName'] = $this->attr('name');

    $out = "<input type='text' " . $this->getAttributesString($attrs) . " />";

    return $out; 
  }

  public function ___processInput(WireInputData $input) {
    parent::___processInput($input); 
    $this->value = (int) $this->value; 
    return $this; 
  }

  public function setAttribute($key, $value) {
    if($key === 'value') {
      if(is_array($value)) $value = array_shift($value);
      $value = (int) "$value"; // Page, string or int
    }
    return parent::setAttribute($key, $value);
  }
  
  public function isEmpty() {
    return ((int) $this->attr('value')) < 1;
  }
  
}