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<?php
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/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
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/**
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* Base class for all the transformation writers that will generate one single
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* file
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*
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* PHP versions 4 and 5
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330,Boston,MA 02111-1307 USA
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*
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* @category File Formats
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* @package File_Archive
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* @author Vincent Lascaux <vincentlascaux@php.net>
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* @copyright 1997-2005 The PHP Group
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* @license http://www.gnu.org/copyleft/lesser.html LGPL
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* @version CVS: $Id: Archive.php,v 1.14 2008/06/05 21:30:47 cbrunet Exp $
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* @link http://pear.php.net/package/File_Archive
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*/
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require_once "File/Archive/Writer.php";
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/**
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* Base class for all the transformation writers that will generate one single
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* file
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*/
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class File_Archive_Writer_Archive extends File_Archive_Writer
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{
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/**
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* @var File_Archive_Writer The compressed data will be written to this
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* writer
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* @access protected
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*/
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var $innerWriter;
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/**
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* @var bool If true, the innerWriter will be closed when closing this
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* @access private
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*/
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var $autoClose;
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/**
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* @var Array List of empty folders that will be added when closing the archive
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*/
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var $emptyFolders = array();
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/**
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* @param String $filename Name to give to the archive (the name will
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* be used by the inner writer)
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* If $filename is null, the innerWriter is considered already
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* opened (and thus newFile will not be called)
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* @param File_Archive_Writer $innerWriter The inner writer to which the
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* compressed data will be written
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* @param array $stat The stat of the archive (see the PHP stat() function).
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* No element are required in this array
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* @param bool $autoClose Indicate if the inner writer must be closed when
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* closing this
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*/
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function File_Archive_Writer_Archive($filename, &$innerWriter,
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$stat = array(), $autoClose = true)
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{
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$this->innerWriter =& $innerWriter;
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$this->autoClose = $autoClose;
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if ($filename !== null) {
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$this->innerWriter->newFile($filename, $stat, $this->getMime());
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}
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}
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function newFile($filename, $stat = array(),
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$mime = 'application/octet-stream')
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{
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if (substr($filename, -1) == '/') {
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$this->emptyFolders[$filename] = array($stat, $mime);
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} else {
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// Remove the folders that may no longer be empty
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$current = '';
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foreach (explode('/', $filename) as $folder) {
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$current .= $folder.'/';
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unset($this->emptyFolders[$current]);
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}
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$err = $this->_newFile($filename, $stat, $mime);
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if (PEAR::isError($err)) {
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return $err;
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}
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}
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}
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//MUST REWRITE FUNCTIONS
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function _newFile($filename, $stat, $mime) {}
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/**
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* @return the MIME extension of the files generated by this writer
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*/
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function getMime() { return "application/octet-stream"; }
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/**
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* @see File_Archive_Writer::close()
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*/
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function close()
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{
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foreach ($this->emptyFolders as $folder => $info) {
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$err = $this->_newFile($folder, $info[0], $info[1]);
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if (PEAR::isError($err)) {
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return $err;
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}
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}
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if ($this->autoClose) {
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return $this->innerWriter->close();
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}
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}
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// function writeData($data)
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//SHOULD REWRITE FUNCTIONS
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// function writeFile($filename)
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}
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?>
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