250 lines
8.9 KiB
PHP
250 lines
8.9 KiB
PHP
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<?php
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// +----------------------------------------------------------------------+
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// | PHP Version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2003 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 2.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available at through the world-wide-web at |
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// | http://www.php.net/license/2_02.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Author: Bertrand Mansion <bmansion@mamasam.com> |
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// +----------------------------------------------------------------------+
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//
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// $Id: XML.php 203592 2005-12-24 02:24:30Z aashley $
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require_once('XML/Parser.php');
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require_once('XML/Util.php');
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/**
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* Config parser for XML Files
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*
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* @author Bertrand Mansion <bmansion@mamasam.com>
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* @package Config
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*/
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class Config_Container_XML extends XML_Parser
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{
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/**
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* Deep level used for indentation
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*
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* @var int
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* @access private
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*/
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var $_deep = -1;
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/**
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* This class options:
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* version (1.0) : XML version
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* encoding (ISO-8859-1) : XML content encoding
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* name : like in phparray, name of your config global entity
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* indent : char used for indentation
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* linebreak : char used for linebreak
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* addDecl : whether to add the xml declaration at beginning or not
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* useAttr : whether to use the attributes
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* isFile : whether the given content is a file or an XML string
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* useCData : whether to surround data with <![CDATA[...]]>
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*
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* @var array
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*/
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var $options = array('version' => '1.0',
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'encoding' => 'ISO-8859-1',
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'name' => '',
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'indent' => ' ',
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'linebreak' => "\n",
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'addDecl' => true,
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'useAttr' => true,
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'isFile' => true,
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'useCData' => false);
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/**
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* Container objects
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*
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* @var array
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*/
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var $containers = array();
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/**
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* Constructor
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*
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* @access public
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* @param string $options Options to be used by renderer
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* version : (1.0) XML version
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* encoding : (ISO-8859-1) XML content encoding
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* name : like in phparray, name of your config global entity
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* indent : char used for indentation
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* linebreak : char used for linebreak
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* addDecl : whether to add the xml declaration at beginning or not
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* useAttr : whether to use the attributes
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* isFile : whether the given content is a file or an XML string
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*/
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function __construct($options = array())
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{
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foreach ($options as $key => $value) {
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$this->options[$key] = $value;
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}
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} // end constructor
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/**
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* Parses the data of the given configuration file
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*
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* @access public
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* @param string $datasrc path to the configuration file
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* @param object $obj reference to a config object
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* @return mixed returns a PEAR_ERROR, if error occurs or true if ok
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*/
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function &parseDatasrc($datasrc, &$obj)
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{
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$err = true;
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$this->folding = false;
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$this->cdata = null;
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$this->XML_Parser($this->options['encoding'], 'event');
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$this->containers[0] =& $obj->container;
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if (is_string($datasrc)) {
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if ($this->options['isFile']) {
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$err = $this->setInputFile($datasrc);
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if (PEAR::isError($err)) {
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return $err;
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}
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$err = $this->parse();
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} else {
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$err = $this->parseString($datasrc, true);
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}
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} else {
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$this->setInput($datasrc);
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$err = $this->parse();
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}
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return $err;
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} // end func parseDatasrc
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/**
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* Handler for the xml-data
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*
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* @param mixed $xp ignored
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* @param string $elem name of the element
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* @param array $attribs attributes for the generated node
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*
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* @access private
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*/
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function startHandler($xp, $elem, &$attribs)
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{
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$container = new Config_Container('section', $elem, null, $attribs);
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$this->containers[] =& $container;
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return null;
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} // end func startHandler
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/**
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* Handler for the xml-data
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*
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* @param mixed $xp ignored
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* @param string $elem name of the element
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*
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* @access private
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*/
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function endHandler($xp, $elem)
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{
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$count = count($this->containers);
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$container =& $this->containers[$count-1];
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$currentSection =& $this->containers[$count-2];
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if (count($container->children) == 0) {
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$container->setType('directive');
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$container->setContent(trim($this->cdata));
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}
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$currentSection->addItem($container);
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array_pop($this->containers);
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$this->cdata = null;
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return null;
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} // end func endHandler
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/*
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* The xml character data handler
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*
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* @param mixed $xp ignored
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* @param string $data PCDATA between tags
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*
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* @access private
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*/
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function cdataHandler($xp, $cdata)
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{
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$this->cdata .= $cdata;
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} // end func cdataHandler
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/**
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* Returns a formatted string of the object
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* @param object $obj Container object to be output as string
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* @access public
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* @return string
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*/
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function toString(&$obj)
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{
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$indent = '';
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if (!$obj->isRoot()) {
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// no indent for root
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$this->_deep++;
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$indent = str_repeat($this->options['indent'], $this->_deep);
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} else {
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// Initialize string with xml declaration
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$string = '';
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if ($this->options['addDecl']) {
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$string .= XML_Util::getXMLDeclaration($this->options['version'], $this->options['encoding']);
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$string .= $this->options['linebreak'];
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}
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if (!empty($this->options['name'])) {
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$string .= '<'.$this->options['name'].'>'.$this->options['linebreak'];
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$this->_deep++;
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$indent = str_repeat($this->options['indent'], $this->_deep);
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}
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}
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if (!isset($string)) {
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$string = '';
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}
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switch ($obj->type) {
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case 'directive':
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$attributes = ($this->options['useAttr']) ? $obj->attributes : array();
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$string .= $indent.XML_Util::createTag($obj->name, $attributes, $obj->content, null,
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($this->options['useCData'] ? XML_UTIL_CDATA_SECTION : XML_UTIL_REPLACE_ENTITIES));
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$string .= $this->options['linebreak'];
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break;
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case 'comment':
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$string .= $indent.'<!-- '.$obj->content.' -->';
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$string .= $this->options['linebreak'];
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break;
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case 'section':
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if (!$obj->isRoot()) {
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$string = $indent.'<'.$obj->name;
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$string .= ($this->options['useAttr']) ? XML_Util::attributesToString($obj->attributes) : '';
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}
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if ($children = count($obj->children)) {
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if (!$obj->isRoot()) {
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$string .= '>'.$this->options['linebreak'];
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}
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for ($i = 0; $i < $children; $i++) {
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$string .= $this->toString($obj->getChild($i));
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}
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}
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if (!$obj->isRoot()) {
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if ($children) {
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$string .= $indent.'</'.$obj->name.'>'.$this->options['linebreak'];
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} else {
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$string .= '/>'.$this->options['linebreak'];
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}
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} else {
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if (!empty($this->options['name'])) {
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$string .= '</'.$this->options['name'].'>'.$this->options['linebreak'];
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}
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}
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break;
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default:
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$string = '';
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}
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if (!$obj->isRoot()) {
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$this->_deep--;
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}
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return $string;
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} // end func toString
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} // end class Config_Container_XML
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?>
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