original_string: public function channel($channel) {
  		if (!isset($channel['link'])) {
  			$channel['link'] = '/';
  		}
  		if (!isset($channel['title'])) {
  			$channel['title'] = '';
  		}
  		if (!isset($channel['description'])) {
  			$channel['description'] = '';
  		}
  
  		$channel = $this->_prepareOutput($channel);
  		return $channel;
  	}
code: public function channel($channel) {
  		if (!isset($channel['link'])) {
  			$channel['link'] = '/';
  		}
  		if (!isset($channel['title'])) {
  			$channel['title'] = '';
  		}
  		if (!isset($channel['description'])) {
  			$channel['description'] = '';
  		}
  
  		$channel = $this->_prepareOutput($channel);
  		return $channel;
  	}
code_tokens: public function channel ( $ channel ) { if ( ! isset ( $ channel [ 'link' ] ) ) { $ channel [ 'link' ] = '/' ; } if ( ! isset ( $ channel [ 'title' ] ) ) { $ channel [ 'title' ] = '' ; } if ( ! isset ( $ channel [ 'description' ] ) ) { $ channel [ 'description' ] = '' ; } $ channel = $ this -> _prepareOutput ( $ channel ) ; return $ channel ; }
docstring: Prepares the channel and sets default values.
  
  @param array $channel
  @return array Channel
docstring_tokens: Prepares the channel and sets default values .