<?PHP/** * patTemplate Reader that reads from a file * * $Id: File.php,v 1.15 2004/12/03 17:24:15 schst Exp $ * * @package		patTemplate * @subpackage	Readers * @author		Stephan Schmidt <schst@php.net> */ /** * patTemplate Reader that reads from a file * * $Id: File.php,v 1.15 2004/12/03 17:24:15 schst Exp $ * * @package		patTemplate * @subpackage	Readers * @author		Stephan Schmidt <schst@php.net> */class patTemplate_Reader_File extends patTemplate_Reader{   /**    * reader name	* @access	private	* @var		string	*/	var	$_name	=	'File';   /**	* flag to indicate, that current file is remote	*	* @access	private	* @var		boolean	*/	var $_isRemote = false;	   /**	* all files, that have been opened	*	* @access	private	* @var		array	*/	var $_files = array();	   /**    * read templates from any input 	*	* @final	* @access	public	* @param	string	file to parse	* @return	array	templates	*/	function readTemplates( $input )	{		if (isset($this->_rootAtts['relative'])) {			$relative = $this->_rootAtts['relative'];		} else {			$relative = false;		}		if ($relative === false) {       		$this->_currentInput = $input;		} else {			$this->_currentInput = dirname($relative) . DIRECTORY_SEPARATOR . $input;		}				$fullPath	=	$this->_resolveFullPath( $input, $relative );		if( patErrorManager::isError( $fullPath ) )			return $fullPath;		$content	=	$this->_getFileContents( $fullPath );		if( patErrorManager::isError( $content ) )			return $content;		$templates	=	$this->parseString( $content );				return	$templates;	}   /**    * load template from any input     *    * If the a template is loaded, the content will not get    * analyzed but the whole content is returned as a string.	*	* @abstract	must be implemented in the template readers	* @param	mixed	input to load from.	*					This can be a string, a filename, a resource or whatever the derived class needs to read from	* @return	string  template content	*/	function loadTemplate( $input )	{		if (isset($this->_rootAtts['relative'])) {			$relative = $this->_rootAtts['relative'];		} else {			$relative = false;		}		$fullPath	=	$this->_resolveFullPath( $input, $relative );		if( patErrorManager::isError( $fullPath ) )			return $fullPath;		return $this->_getFileContents( $fullPath );	}   /**	* resolve path for a template	*	* @access	private	* @param	string		    filename	* @param    boolean|string  filename for relative path calculation	* @return	string		    full path	*/		function _resolveFullPath( $filename, $relativeTo = false )	{		if (preg_match( '/^[a-z]+:\/\//', $filename )) {			$this->_isRemote = true;			return $filename;		} else {		    if ($relativeTo === false) {    			$baseDir = $this->_options['root'];		    } else {                $baseDir = $this->_options['root'] . DIRECTORY_SEPARATOR . dirname($relativeTo);		    }			$fullPath	=	$baseDir . '/' . $filename;		}		return	$fullPath;	}   /**	* get the contents of a file	*	* @access	private	* @param	string		filename	* @return	string		file contents	*/		function _getFileContents( $file )	{		if( !$this->_isRemote && ( !file_exists( $file ) || !is_readable( $file ) ) )		{			return patErrorManager::raiseError(										PATTEMPLATE_READER_ERROR_NO_INPUT,										"Could not load templates from $file."										);		}				if( function_exists( 'file_get_contents' ) )			$content	=	@file_get_contents( $file );		else			$content	=	implode( '', file( $file ) );					/**		 * store the file name		 */		array_push( $this->_files, $file );				return	$content;	}}?>