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- <?php
- // +----------------------------------------------------------------------+
- // | PHP Version 4 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2003 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 2.0 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | http://www.php.net/license/2_02.txt. |
- // | If you did not receive a copy of the PHP license and are unable to |
- // | obtain it through the world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Author: Bertrand Mansion <bmansion@mamasam.com> |
- // +----------------------------------------------------------------------+
- //
- // $Id: XML.php,v 1.11 2004/06/04 09:59:59 mansion Exp $
-
- require_once('XML/Parser.php');
- require_once('XML/Util.php');
-
- /**
- * Config parser for XML Files
- *
- * @author Bertrand Mansion <bmansion@mamasam.com>
- * @package Config
- */
- class Config_Container_XML extends XML_Parser {
-
- /**
- * This class options:
- * version (1.0) : XML version
- * encoding (ISO-8859-1) : XML content encoding
- * name : like in phparray, name of your config global entity
- * indent : char used for indentation
- * linebreak : char used for linebreak
- * addDecl : whether to add the xml declaration at beginning or not
- * useAttr : whether to use the attributes
- * isFile : whether the given content is a file or an XML string
- *
- * @var array
- */
- var $options = array('version' => '1.0',
- 'encoding' => 'ISO-8859-1',
- 'name' => '',
- 'indent' => ' ',
- 'linebreak' => "\n",
- 'addDecl' => true,
- 'useAttr' => true,
- 'isFile' => true);
-
- /**
- * Container objects
- *
- * @var array
- */
- var $containers = array();
-
- /**
- * Constructor
- *
- * @access public
- * @param string $options Options to be used by renderer
- * version : (1.0) XML version
- * encoding : (ISO-8859-1) XML content encoding
- * name : like in phparray, name of your config global entity
- * indent : char used for indentation
- * linebreak : char used for linebreak
- * addDecl : whether to add the xml declaration at beginning or not
- * useAttr : whether to use the attributes
- * isFile : whether the given content is a file or an XML string
- */
- function Config_Container_XML($options = array())
- {
- foreach ($options as $key => $value) {
- $this->options[$key] = $value;
- }
- } // end constructor
-
- /**
- * Parses the data of the given configuration file
- *
- * @access public
- * @param string $datasrc path to the configuration file
- * @param object $obj reference to a config object
- * @return mixed returns a PEAR_ERROR, if error occurs or true if ok
- */
- function &parseDatasrc($datasrc, &$obj)
- {
- $this->folding = false;
- $this->cdata = null;
- $this->XML_Parser($this->options['encoding'], 'event');
- $this->containers[0] =& $obj->container;
- if (is_string($datasrc)) {
- if ($this->options['isFile']) {
- $err = $this->setInputFile($datasrc);
- if (PEAR::isError($err)) {
- return $err;
- }
- $err = $this->parse();
- } else {
- $err = $this->parseString($datasrc, true);
- }
- } else {
- $this->setInput($datasrc);
- $err = $this->parse();
- }
- if (PEAR::isError($err)) {
- return $err;
- }
- return true;
- } // end func parseDatasrc
-
- /**
- * Handler for the xml-data
- *
- * @param mixed $xp ignored
- * @param string $elem name of the element
- * @param array $attribs attributes for the generated node
- *
- * @access private
- */
- function startHandler($xp, $elem, &$attribs)
- {
- $container =& new Config_Container('section', $elem, null, $attribs);
- $this->containers[] =& $container;
- return null;
- } // end func startHandler
-
- /**
- * Handler for the xml-data
- *
- * @param mixed $xp ignored
- * @param string $elem name of the element
- *
- * @access private
- */
- function endHandler($xp, $elem)
- {
- $count = count($this->containers);
- $container =& $this->containers[$count-1];
- $currentSection =& $this->containers[$count-2];
- if (count($container->children) == 0) {
- $container->setType('directive');
- $container->setContent(trim($this->cdata));
- }
- $currentSection->addItem($container);
- array_pop($this->containers);
- $this->cdata = null;
- return null;
- } // end func endHandler
-
- /*
- * The xml character data handler
- *
- * @param mixed $xp ignored
- * @param string $data PCDATA between tags
- *
- * @access private
- */
- function cdataHandler($xp, $cdata)
- {
- $this->cdata .= $cdata;
- } // end func cdataHandler
-
- /**
- * Returns a formatted string of the object
- * @param object $obj Container object to be output as string
- * @access public
- * @return string
- */
- function toString(&$obj)
- {
- static $deep = -1;
- $indent = '';
- if (!$obj->isRoot()) {
- // no indent for root
- $deep++;
- $indent = str_repeat($this->options['indent'], $deep);
- } else {
- // Initialize string with xml declaration
- $string = '';
- if ($this->options['addDecl']) {
- $string .= XML_Util::getXMLDeclaration($this->options['version'], $this->options['encoding']);
- $string .= $this->options['linebreak'];
- }
- if (!empty($this->options['name'])) {
- $string .= '<'.$this->options['name'].'>'.$this->options['linebreak'];
- $deep++;
- $indent = str_repeat($this->options['indent'], $deep);
- }
- }
- if (!isset($string)) {
- $string = '';
- }
- switch ($obj->type) {
- case 'directive':
- $attributes = ($this->options['useAttr']) ? $obj->attributes : array();
- $string .= $indent.XML_Util::createTag($obj->name, $attributes, $obj->content);
- $string .= $this->options['linebreak'];
- break;
- case 'comment':
- $string .= $indent.'<!-- '.$obj->content.' -->';
- $string .= $this->options['linebreak'];
- break;
- case 'section':
- if (!$obj->isRoot()) {
- $string = $indent.'<'.$obj->name;
- $string .= ($this->options['useAttr']) ? XML_Util::attributesToString($obj->attributes) : '';
- }
- if ($children = count($obj->children)) {
- if (!$obj->isRoot()) {
- $string .= '>'.$this->options['linebreak'];
- }
- for ($i = 0; $i < $children; $i++) {
- $string .= $this->toString($obj->getChild($i));
- }
- }
- if (!$obj->isRoot()) {
- if ($children) {
- $string .= $indent.'</'.$obj->name.'>'.$this->options['linebreak'];
- } else {
- $string .= '/>'.$this->options['linebreak'];
- }
- } else {
- if (!empty($this->options['name'])) {
- $string .= '</'.$this->options['name'].'>'.$this->options['linebreak'];
- }
- }
- break;
- default:
- $string = '';
- }
- if (!$obj->isRoot()) {
- $deep--;
- }
- return $string;
- } // end func toString
- } // end class Config_Container_XML
- ?>