<?php

    include_once 'phing/system/io/PhingFile.php';

    /**
     * $Id: ExtendedFileStream.php 905 2010-10-05 16:28:03Z mrook $
     *
     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     * This software consists of voluntary contributions made by many individuals
     * and is licensed under the LGPL. For more information please see
     * <http://phing.info>.
     */

    /**
     * Extended file stream wrapper class which auto-creates directories
     *
     * @author Michiel Rook <michiel.rook@gmail.com>
     * @version $Id: ExtendedFileStream.php 905 2010-10-05 16:28:03Z mrook $
     * @package phing.util
     */
    class ExtendedFileStream
    {
        private $fp = NULL;
        
        static function registerStream()
        {
            if (!in_array("efile", stream_get_wrappers()))
            {
                stream_wrapper_register("efile", "ExtendedFileStream");
            }
        }
        
        static function unregisterStream()
        {
            stream_wrapper_unregister("efile");
        }
        
        private function createDirectories($path)
        {
            $f = new PhingFile($path);
            if (!$f->exists()) {
                $f->mkdirs();
            }
        }
        
        function stream_open($path, $mode, $options, &$opened_path)
        {
            /** Small fix for Windows */
            if ($path[8] == DIRECTORY_SEPARATOR)
            {
                $filepath = substr($path, 7);
            }
            else
            {
                $filepath = substr($path, 8);
            }
            
            $this->createDirectories(dirname($filepath));
            
            $this->fp = fopen($filepath, $mode);
            
            return true;
        }
        
        function stream_close()
        {
            fclose($this->fp);
            $this->fp = NULL;
        }
        
        function stream_read($count)
        {
            return fread($this->fp, $count);
        }
        
        function stream_write($data)
        {
            return fwrite($this->fp, $data);
        }
        
        function stream_eof()
        {
            return feof($this->fp);
        }
        
        function stream_tell()
        {
            return ftell($this->fp);
        }
        
        function stream_seek($offset, $whence)
        {
            return fseek($this->fp, $offset, $whence);
        }
        
        function stream_flush()
        {
            return fflush($this->fp);
        }
        
        function stream_stat()
        {
            return fstat($this->fp);
        }
        
        function unlink($path)
        {
            return FALSE;
        }
        
        function rename($path_from, $path_to)
        {
            return FALSE;
        }
        
        function mkdir($path, $mode, $options)
        {
            return FALSE;
        }
        
        function rmdir($path, $options)
        {
            return FALSE;
        }       
    };