Options.php

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<?php

namespace Rsi\Fred\Controller\View\Html\Widget;

class Options extends \Rsi\Fred\Controller\View\Html\Widget{

  protected function options($value){
    if(($popular = $this->_widget->popular) && $value)
      foreach((array)$value as $key) if(!array_key_exists($key,$popular)){
        $popular = null;
        break;
      }
    return \Rsi\Record::merge(
      $this->_widget->placeholder ? [null => $this->_view->component('trans')->str($this->_widget->placeholder)] : [],
      $popular ?: $this->_widget->options
    );
  }

  protected function renderGroup($value,$attribs,$options,$group = null){
    if(!$options) return null;
    $options = $this->html->input($value,$attribs,$this->_widget->multi ? 'checkbox' : 'radio',$this->_name,$options);
    return $group
      ? $this->html->div($this->html->label($group,['class' => 'fred-group']) . $options,null,'fred-group')
      : $options;
  }

  protected function renderOptions($value,$attribs = null){
    $this->html->escape = $this->_widget->escape;
    $attribs = array_merge($this->attribs(),$attribs ?: []);
    $content = $group = null;
    $options = [];
    foreach($this->options($value) as $key => $label){
      if(count($label = explode($this->_widget->groupDelimiter,$label)) == 1) array_unshift($label,null);
      if($label[0] != $group){
        $content .= $this->renderGroup($value,$attribs,$options,$group);
        $group = $label[0];
        $options = [];
      }
      $options[$key] = $label[1];
    }
    return $content . $this->renderGroup($value,$attribs,$options,$group);
  }

  protected function renderMinimal($value,$raw){
    $content = $this->renderHidden($this->_widget->multi ? json_encode($value) : $value,$raw);
    foreach(\Rsi\Record::select($this->_widget->options,$this->_widget->multi ? $value : [$value]) as $descr)
      $content .= $this->html->_div($descr,null,'value');
    return $this->container($content,'minimal');
  }

  protected function renderReadable($value,$raw){
    return $this->container($this->renderOptions($value,['disabled' => true]),'readable');
  }

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

}