Widget.php

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<?php

namespace Rsi\Fred\Controller\View\Html;

class Widget extends \Rsi\Thing{

  protected $_id = null;
  protected $_name = null;
  protected $_view = null;
  protected $_widget = null;

  protected $_inputType = 'text';

  protected $_displayNames = [];

  public function __construct($id,$view,$widget){
    $this->_id = is_array($id) ? implode('__',$id) : $id;
    $this->_name = 'widget[' . str_replace('__','][',$this->_id) . ']';
    $this->_view = $view;
    $this->_widget = $widget;
  }

  public function renderCaption(){
    if($this->_widget->display <= \Rsi\Fred\Controller\Widget::DISPLAY_HIDDEN) return false;
    return ($caption = $this->_widget->caption($this->_id)) ? $this->html->label($caption,['for' => $this->_id]) : null;
  }

  protected function attribs(){
    return [];
  }

  protected function containerClass($display){
    $class = ['widget',strtolower(\Rsi\File::basename(get_called_class())),$display];
    if($this->_widget->required){
      $class[] = 'required';
      if(is_array($this->_widget->required)) $class[] = 'conditonal';
    }
    if(array_key_exists($this->_id,$this->_view->component('request')->errors)) $class[] = 'error';
    return 'fred-' . implode(' fred-',$class);
  }

  protected function container($content,$display){
    return $this->html->div(
      $this->html->fieldset($content),
      ['title' => $this->_widget->hint($this->_id)],
      $this->containerClass($display),
      $this->_id
    );
  }

  protected function renderHidden($value,$raw){
    return $this->html->input($value,null,'hidden',$this->_name);
  }

  protected function renderMinimal($value,$raw){
    return $this->container(
      $this->renderHidden($value,$raw) .
      $this->html->_div($raw ? $value : $this->_widget->format($value),null,'fred-value'),
      'minimal'
    );
  }

  protected function renderInput($value,$raw,$attribs = null){
    return $this->html->input(
      $raw ? $value : $this->_widget->format($value),
      array_merge($this->attribs(),$attribs ?: []),
      $this->_inputType,
      $this->_name
    );
  }

  protected function renderReadable($value,$raw){
    return $this->container(
      $this->renderInput($value,$raw,[$this->_inputType == 'text' ? 'readonly' : 'disabled' => true]),
      'readable'
    );
  }

  protected function renderWriteable($value,$raw){
    return $this->container(
      $this->renderInput($value,$raw),
      'writeable'
    );
  }

  public function render($value = null,$raw = false){
    $func_name = null;
    foreach(array_reverse($this->displayNames) as $display => $name)
      if(($display <= $this->_widget->display) && method_exists($this,$method = 'render' . $name))
        return call_user_func([$this,$method],$value,$raw);
    return false;
  }

  protected function getDefaultValue(){
    return $this->_widget->defaultValue;
  }

  protected function getDisplayNames(){
    if(!$this->_displayNames){
      foreach($this->_widget->constants('DISPLAY_') as $name => $value)
        $this->_displayNames[$value] = ucfirst(strtolower($name));
      ksort($this->_displayNames);
    }
    return $this->_displayNames;
  }

  protected function getHtml(){
    return $this->_view->component('html');
  }

}