259 lines
9.8 KiB
PHP
259 lines
9.8 KiB
PHP
<?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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// | Authors: Bertrand Mansion <bmansion@mamasam.com> |
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// +----------------------------------------------------------------------+
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//
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// $Id: PHPArray.php 306488 2010-12-20 08:45:09Z cweiske $
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/**
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* Config parser for common PHP configuration array
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* such as found in the horde project.
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*
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* Options expected is:
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* 'name' => 'conf'
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* Name of the configuration array.
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* Default is $conf[].
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* 'useAttr' => true
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* Whether we render attributes
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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_PHPArray {
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/**
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* This class options:
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* - name of the config array to parse/output
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* Ex: $options['name'] = 'myconf';
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* - Whether to add attributes to the array
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* Ex: $options['useAttr'] = false;
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* - Whether to treat numbered arrays as duplicates of their parent directive
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* or as individual directives
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* Ex: $options['duplicateDirectives'] = false;
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*
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* @var array
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*/
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var $options = array('name' => 'conf',
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'useAttr' => true,
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'duplicateDirectives' => true);
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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 $options Options to be used by renderer
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*/
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function __construct($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, &$obj)
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{
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$return = true;
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if (empty($datasrc)) {
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return PEAR::raiseError("Datasource file path is empty.", null, PEAR_ERROR_RETURN);
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}
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if (is_array($datasrc)) {
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$this->_parseArray($datasrc, $obj->container);
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} else {
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if (!file_exists($datasrc)) {
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return PEAR::raiseError("Datasource file does not exist.", null, PEAR_ERROR_RETURN);
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} else {
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include($datasrc);
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if (!isset(${$this->options['name']}) || !is_array(${$this->options['name']})) {
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return PEAR::raiseError("File '$datasrc' does not contain a required '".$this->options['name']."' array.", null, PEAR_ERROR_RETURN);
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}
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}
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$this->_parseArray(${$this->options['name']}, $obj->container);
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}
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return $return;
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} // end func parseDatasrc
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/**
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* Parses the PHP array recursively
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* @param array $array array values from the config file
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* @param object $container reference to the container object
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* @access private
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* @return void
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*/
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function _parseArray($array, &$container)
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{
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foreach ($array as $key => $value) {
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switch ((string)$key) {
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case '@':
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$container->setAttributes($value);
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break;
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case '#':
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$container->setType('directive');
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$container->setContent($value);
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break;
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default:
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if (is_array($value)) {
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if ($this->options['duplicateDirectives'] == true
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//speed (first/one key is numeric)
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&& is_integer(key($value))
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//accuracy (all keys are numeric)
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&& 1 == count(array_unique(array_map('is_numeric', array_keys($value))))
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) {
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foreach ($value as $nestedValue) {
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if (is_array($nestedValue)) {
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$section =& $container->createSection($key);
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$this->_parseArray($nestedValue, $section);
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} else {
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$container->createDirective($key, $nestedValue);
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}
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}
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} else {
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$section =& $container->createSection($key);
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$this->_parseArray($value, $section);
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}
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} else {
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$container->createDirective($key, $value);
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}
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}
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}
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} // end func _parseArray
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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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if (!isset($string)) {
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$string = '';
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}
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switch ($obj->type) {
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case 'blank':
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$string .= "\n";
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break;
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case 'comment':
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$string .= '// '.$obj->content."\n";
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break;
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case 'directive':
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$attrString = '';
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$parentString = $this->_getParentString($obj);
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$attributes = $obj->getAttributes();
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if ($this->options['useAttr'] && is_array($attributes) && count($attributes) > 0) {
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// Directive with attributes '@' and value '#'
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$string .= $parentString."['#']";
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foreach ($attributes as $attr => $val) {
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$attrString .= $parentString."['@']"
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."['".$attr."'] = '".addcslashes($val, "\\'")."';\n";
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}
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} else {
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$string .= $parentString;
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}
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$string .= ' = ';
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if (is_string($obj->content)) {
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$string .= "'".addcslashes($obj->content, "\\'")."'";
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} elseif (is_int($obj->content) || is_float($obj->content)) {
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$string .= $obj->content;
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} elseif (is_bool($obj->content)) {
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$string .= ($obj->content) ? 'true' : 'false';
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} elseif ($obj->content === null) {
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$string .= 'null';
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}
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$string .= ";\n";
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$string .= $attrString;
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break;
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case 'section':
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$attrString = '';
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$attributes = $obj->getAttributes();
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if ($this->options['useAttr'] && is_array($attributes) && count($attributes) > 0) {
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$parentString = $this->_getParentString($obj);
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foreach ($attributes as $attr => $val) {
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$attrString .= $parentString."['@']"
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."['".$attr."'] = '".addcslashes($val, "\\'")."';\n";
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}
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}
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$string .= $attrString;
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if ($count = count($obj->children)) {
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for ($i = 0; $i < $count; $i++) {
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$string .= $this->toString($obj->getChild($i));
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}
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}
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break;
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default:
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$string = '';
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}
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return $string;
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} // end func toString
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/**
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* Returns a formatted string of the object parents
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* @access private
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* @return string
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*/
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function _getParentString(&$obj)
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{
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$string = '';
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if (!$obj->isRoot()) {
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$string = is_int($obj->name) ? "[".$obj->name."]" : "['".$obj->name."']";
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$string = $this->_getParentString($obj->parent).$string;
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$count = $obj->parent->countChildren(null, $obj->name);
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if ($count > 1) {
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$string .= '['.$obj->getItemPosition(false).']';
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}
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}
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else {
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if (empty($this->options['name'])) {
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$string .= '$'.$obj->name;
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} else {
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$string .= '$'.$this->options['name'];
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}
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}
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return $string;
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} // end func _getParentString
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/**
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* Writes the configuration to a file
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*
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* @param mixed datasrc info on datasource such as path to the configuraton file
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* @param string configType (optional)type of configuration
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* @access public
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* @return string
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*/
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function writeDatasrc($datasrc, &$obj)
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{
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$fp = @fopen($datasrc, 'w');
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if ($fp) {
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$string = "<?php\n". $this->toString($obj) ."?>"; // <? : Fix my syntax coloring
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$len = strlen($string);
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@flock($fp, LOCK_EX);
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@fwrite($fp, $string, $len);
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@flock($fp, LOCK_UN);
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@fclose($fp);
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return true;
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} else {
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return PEAR::raiseError('Cannot open datasource for writing.', 1, PEAR_ERROR_RETURN);
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}
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} // end func writeDatasrc
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} // end class Config_Container_PHPArray
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?>
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