237 lines
6.4 KiB
PHP
237 lines
6.4 KiB
PHP
<?php // $Id$
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/*
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+----------------------------------------------------------------------+
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| Copyright (c) 2002-2007 Christian Stocker, Hartmut Holzgraefe |
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| All rights reserved |
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| |
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| Redistribution and use in source and binary forms, with or without |
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| modification, are permitted provided that the following conditions |
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| are met: |
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| |
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| 1. Redistributions of source code must retain the above copyright |
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| notice, this list of conditions and the following disclaimer. |
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| 2. Redistributions in binary form must reproduce the above copyright |
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| notice, this list of conditions and the following disclaimer in |
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| the documentation and/or other materials provided with the |
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| distribution. |
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| 3. The names of the authors may not be used to endorse or promote |
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| products derived from this software without specific prior |
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| written permission. |
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| |
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| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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| FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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| COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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| BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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| LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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| CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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| ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| POSSIBILITY OF SUCH DAMAGE. |
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+----------------------------------------------------------------------+
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*/
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/**
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* helper class for parsing PROPPATCH request bodies
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*
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* @package HTTP_WebDAV_Server
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* @author Hartmut Holzgraefe <hholzgra@php.net>
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* @version @package-version@
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*/
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class _parse_proppatch
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{
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/**
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*
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*
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* @var
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* @access
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*/
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var $success;
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/**
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*
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*
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* @var
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* @access
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*/
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var $props;
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/**
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*
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*
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* @var
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* @access
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*/
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var $depth;
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/**
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*
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*
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* @var
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* @access
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*/
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var $mode;
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/**
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*
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*
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* @var
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* @access
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*/
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var $current;
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/**
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* constructor
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*
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* @param string path of input stream
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* @access public
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*/
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function _parse_proppatch($path)
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{
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$this->success = true;
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$this->depth = 0;
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$this->props = array();
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$had_input = false;
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$f_in = fopen($path, "r");
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if (!$f_in) {
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$this->success = false;
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return;
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}
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$xml_parser = xml_parser_create_ns("UTF-8", " ");
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xml_set_element_handler($xml_parser,
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array(&$this, "_startElement"),
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array(&$this, "_endElement"));
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xml_set_character_data_handler($xml_parser,
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array(&$this, "_data"));
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xml_parser_set_option($xml_parser,
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XML_OPTION_CASE_FOLDING, false);
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while($this->success && !feof($f_in)) {
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$line = fgets($f_in);
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if (is_string($line)) {
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$had_input = true;
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$this->success &= xml_parse($xml_parser, $line, false);
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}
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}
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if($had_input) {
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$this->success &= xml_parse($xml_parser, "", true);
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}
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xml_parser_free($xml_parser);
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fclose($f_in);
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}
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/**
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* tag start handler
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*
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* @param resource parser
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* @param string tag name
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* @param array tag attributes
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* @return void
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* @access private
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*/
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function _startElement($parser, $name, $attrs)
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{
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if (strstr($name, " ")) {
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list($ns, $tag) = explode(" ", $name);
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if ($ns == "")
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$this->success = false;
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} else {
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$ns = "";
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$tag = $name;
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}
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if ($this->depth == 1) {
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$this->mode = $tag;
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}
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if ($this->depth == 3) {
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$prop = array("name" => $tag);
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$this->current = array("name" => $tag, "ns" => $ns, "status"=> 200);
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if ($this->mode == "set") {
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$this->current["val"] = ""; // default set val
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}
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}
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if ($this->depth >= 4) {
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$this->current["val"] .= "<$tag";
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if (isset($attr)) {
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foreach ($attr as $key => $val) {
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$this->current["val"] .= ' '.$key.'="'.str_replace('"','"', $val).'"';
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}
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}
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$this->current["val"] .= ">";
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}
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$this->depth++;
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}
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/**
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* tag end handler
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*
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* @param resource parser
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* @param string tag name
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* @return void
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* @access private
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*/
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function _endElement($parser, $name)
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{
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if (strstr($name, " ")) {
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list($ns, $tag) = explode(" ", $name);
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if ($ns == "")
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$this->success = false;
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} else {
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$ns = "";
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$tag = $name;
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}
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$this->depth--;
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if ($this->depth >= 4) {
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$this->current["val"] .= "</$tag>";
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}
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if ($this->depth == 3) {
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if (isset($this->current)) {
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$this->props[] = $this->current;
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unset($this->current);
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}
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}
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}
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/**
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* input data handler
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*
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* @param resource parser
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* @param string data
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* @return void
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* @access private
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*/
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function _data($parser, $data)
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{
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if (isset($this->current)) {
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$this->current["val"] .= $data;
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}
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}
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}
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* indent-tabs-mode:nil
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* End:
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*/
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