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<?php
/**
* @package com_zoo
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
/**
* Field renderer helper class.
*
* @package Component.Helpers
* @since 2.0
*/
class FieldHelper extends AppHelper {
/**
* Class constructor
*
* @param string $app App instance.
* @since 2.0
*/
public function __construct($app) {
parent::__construct($app);
// register paths
$this->app->path->register($this->app->path->path('helpers:fields'), 'fields');
}
/**
* Render a field like text, select or radio button
*
* @param string $type The type of the field
* @param string $name The name of the field
* @param mixed $value The value of the field
* @param object $node The node
* @param array $args The arguments to pass on to the field layout
*
* @return string The html output
*
* @since 2.0
*/
public function render($type, $name, $value, $node, $args = array()) {
if (empty($type)) return;
// set vars
$args['name'] = $name;
$args['value'] = $value;
$args['node'] = $node;
$__file = $this->app->path->path("fields:$type.php");
if ($__file != false) {
// render the field
extract($args);
ob_start();
include($__file);
$output = ob_get_contents();
ob_end_clean();
return $output;
}
return 'Field Layout "'.$type.'" not found. ('.$this->app->utility->debugInfo(debug_backtrace()).')';
}
/**
* Create html attribute string from array
*
* @param array $attributes The attributes
* @param array $ignore The attributes to ignore
*
* @return string the attribute string
*
* @since 2.0
*/
public function attributes($attributes, $ignore = array()) {
$attribs = array();
$ignore = (array) $ignore;
foreach ($attributes as $name => $value) {
if (in_array($name, $ignore)) continue;
$attribs[] = sprintf('%s="%s"', $name, htmlspecialchars($value));
}
return implode(' ', $attribs);
}
}