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1 <?php |
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2 /** |
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3 * Zend Framework |
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4 * |
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5 * LICENSE |
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6 * |
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7 * This source file is subject to the new BSD license that is bundled |
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8 * with this package in the file LICENSE.txt. |
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9 * It is also available through the world-wide-web at this URL: |
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10 * http://framework.zend.com/license/new-bsd |
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11 * If you did not receive a copy of the license and are unable to |
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12 * obtain it through the world-wide-web, please send an email |
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13 * to license@zend.com so we can send you a copy immediately. |
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14 * |
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15 * @category Zend |
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16 * @package Zend_Config |
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17 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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18 * @license http://framework.zend.com/license/new-bsd New BSD License |
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19 * @version $Id: Xml.php 20096 2010-01-06 02:05:09Z bkarwin $ |
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20 */ |
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21 |
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22 /** |
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23 * @see Zend_Config_Writer |
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24 */ |
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25 require_once 'Zend/Config/Writer/FileAbstract.php'; |
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26 |
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27 /** |
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28 * @see Zend_Config_Xml |
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29 */ |
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30 require_once 'Zend/Config/Xml.php'; |
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31 |
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32 /** |
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33 * @category Zend |
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34 * @package Zend_Config |
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35 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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36 * @license http://framework.zend.com/license/new-bsd New BSD License |
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37 */ |
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38 class Zend_Config_Writer_Xml extends Zend_Config_Writer_FileAbstract |
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39 { |
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40 /** |
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41 * Render a Zend_Config into a XML config string. |
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42 * |
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43 * @since 1.10 |
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44 * @return string |
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45 */ |
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46 public function render() |
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47 { |
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48 $xml = new SimpleXMLElement('<zend-config xmlns:zf="' . Zend_Config_Xml::XML_NAMESPACE . '"/>'); |
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49 $extends = $this->_config->getExtends(); |
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50 $sectionName = $this->_config->getSectionName(); |
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51 |
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52 if (is_string($sectionName)) { |
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53 $child = $xml->addChild($sectionName); |
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54 |
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55 $this->_addBranch($this->_config, $child, $xml); |
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56 } else { |
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57 foreach ($this->_config as $sectionName => $data) { |
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58 if (!($data instanceof Zend_Config)) { |
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59 $xml->addChild($sectionName, (string) $data); |
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60 } else { |
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61 $child = $xml->addChild($sectionName); |
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62 |
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63 if (isset($extends[$sectionName])) { |
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64 $child->addAttribute('zf:extends', $extends[$sectionName], Zend_Config_Xml::XML_NAMESPACE); |
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65 } |
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66 |
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67 $this->_addBranch($data, $child, $xml); |
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68 } |
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69 } |
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70 } |
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71 |
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72 $dom = dom_import_simplexml($xml)->ownerDocument; |
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73 $dom->formatOutput = true; |
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74 |
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75 $xmlString = $dom->saveXML(); |
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76 |
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77 return $xmlString; |
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78 } |
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79 |
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80 /** |
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81 * Add a branch to an XML object recursively |
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82 * |
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83 * @param Zend_Config $config |
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84 * @param SimpleXMLElement $xml |
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85 * @param SimpleXMLElement $parent |
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86 * @return void |
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87 */ |
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88 protected function _addBranch(Zend_Config $config, SimpleXMLElement $xml, SimpleXMLElement $parent) |
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89 { |
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90 $branchType = null; |
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91 |
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92 foreach ($config as $key => $value) { |
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93 if ($branchType === null) { |
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94 if (is_numeric($key)) { |
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95 $branchType = 'numeric'; |
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96 $branchName = $xml->getName(); |
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97 $xml = $parent; |
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98 |
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99 unset($parent->{$branchName}); |
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100 } else { |
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101 $branchType = 'string'; |
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102 } |
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103 } else if ($branchType !== (is_numeric($key) ? 'numeric' : 'string')) { |
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104 require_once 'Zend/Config/Exception.php'; |
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105 throw new Zend_Config_Exception('Mixing of string and numeric keys is not allowed'); |
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106 } |
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107 |
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108 if ($branchType === 'numeric') { |
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109 if ($value instanceof Zend_Config) { |
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110 $child = $parent->addChild($branchName); |
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111 |
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112 $this->_addBranch($value, $child, $parent); |
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113 } else { |
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114 $parent->addChild($branchName, (string) $value); |
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115 } |
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116 } else { |
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117 if ($value instanceof Zend_Config) { |
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118 $child = $xml->addChild($key); |
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119 |
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120 $this->_addBranch($value, $child, $xml); |
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121 } else { |
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122 $xml->addChild($key, (string) $value); |
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123 } |
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124 } |
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125 } |
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126 } |
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127 } |