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/*-----8<--------------------------------------------------------------------
*
* BEdita - a semantic content management framework
*
* Copyright 2008-2015 ChannelWeb Srl, Chialab Srl
*
* This file is part of BEdita: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* BEdita is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with BEdita (see LICENSE.LGPL).
* If not, see <http://gnu.org/licenses/lgpl-3.0.html>.
*
*------------------------------------------------------------------->8-----
*/
App::import(array(
'type' => 'File',
'name' => 'MediaProviderInterface',
'search' => array(BEDITA_CORE_PATH . DS .'views' . DS . 'helpers')
));
/**
* Youtube helper class
*/
class YoutubeHelper extends AppHelper implements MediaProviderInterface {
var $helpers = array('Html');
/**
* Is Youtube video source available?
*
* @param array $obj a representation of Video BEdita object
* @return boolean
*/
public function isSourceAvailable(array $obj) {
return false;
}
/**
* Return the thumbnail supplied by Youtube as <img> tag
* If $URLonly is true return only the url to img
*
* @param array $obj a representation of Video BEdita object
* @param array $htmlAttributes HTML attributes to set in <img> tag
* @param boolean $URLonly
* @return string
*/
public function thumbnail(array $obj, array $htmlAttributes, $URLonly) {
$this->conf = Configure::getInstance() ;
$src = sprintf($this->conf->media_providers['youtube']['params']['urlthumb'], $obj['video_uid']);
return (!$URLonly)? $this->Html->image($src, $htmlAttributes) : $src;
}
/**
* Embed Youtube video
*
* @param array $obj a representation of Video BEdita object
* @param array $attributes HTML attributes
* @return string|boolean
*/
public function embed(array $obj, array $attributes) {
$this->conf = Configure::getInstance() ;
if(!isset($this->conf->media_providers['youtube']['params']))
return '' ;
if (empty($attributes['width'])) {
$attributes['width'] = $this->conf->media_providers['youtube']['params']['width'];
}
if (empty($attributes['height'])) {
$attributes['height'] = $this->conf->media_providers['youtube']['params']['height'];
}
$url = $obj['uri'];
$url .= '&format=json&maxwidth=' . $attributes['width'] . '&maxheight=' . $attributes['height'];
$url = sprintf($this->conf->media_providers['youtube']['params']['urlembed'], $url);
if (!$oEmbed = $this->oEmbedInfo($url)) {
return false;
}
return $oEmbed['html'] ;
}
/**
* Source it's not available so it returns an empty array
*
* @param array $obj a representation of Video BEdita object
* @return array
*/
public function source(array $obj) {
return array();
}
}