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XML转成数组对象

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互联网集市收集整理的这篇技术教程文章主要介绍了XML转成数组对象，小编现在分享给大家，供广大互联网技能从业者学习和参考。文章包含11761字，纯文字阅读大概需要17分钟。

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将XML内容解析后返回一个对应的数组对象，并且可以通过参数设置来设置返回类型【数组、JSON】 默认:数组
由于是基于simplexml_load_string 对带有命名空间的XML解析不是很好，会丢失命名空间内容 以上是在测试中得到的结论，后续版本会解决这个问题。
这个可以满足一般的使用需求
  1. function toJSON()
  2. {
  3. require_once '../classes/XmlToArray.php';
  4. $XML=<<<XML
  6. "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
  7. "http://struts.apache.org/dtds/struts-2.0.dtd">
  14. add.action
  15. /emp/add_suc.jsp
  18. /emp/list.jsp
  21. delete.action
  22. /emp/delete_suc.jsp
  25. update.action
  26. /emp/edit_suc.jsp
  29. /emp/edit.jsp
  35. XML;
  37. header("Content-type: text/html; charset=utf-8") ;
  38. $xml_to_array = new XmlToArray();
  39. $xml_to_array->setXml($XML);
  40. // 当标签名与内置属性有冲突的时候可以自定义相关属性名,一般其概况不需要设置
  41. //$xml_to_array->setAttributeAsName("attributeAsName")->setContentAsName("contentasName");
  42. $r = $xml_to_array->parseXml(true);
  43. print_r( $r ) ;
  44. }
  45. // 打印结果：
  47. {"struts":{"attributes":[],"content":"","constant":{"attributes":{"name":"struts.objectFactory","value":"spring"},"content":""},"package":{"attributes":{"name":"crm_employee","extends":"struts-default","namespace":"\/emp"},"content":"","action":[{"attributes":{"name":"add","class":"addBean","method":"add"},"content":"","result":[{"attributes":[],"content":"add.action"},{"attributes":[],"content":"\/emp\/add_suc.jsp"}]},{"attributes":{"name":"list","class":"listBean","method":"list"},"content":"","result":{"attributes":[],"content":"\/emp\/list.jsp"}},{"attributes":{"name":"delete","class":"deleteBean","method":"delete"},"content":"","result":{"attributes":[],"content":"\/emp\/delete_suc.jsp"}},{"attributes":{"name":"update","class":"updateBean","method":"update"},"content":"","result":{"attributes":[],"content":"\/emp\/edit_suc.jsp"}},{"attributes":{"name":"edit","class":"editBean","method":"edit"},"content":"","result":{"attributes":[],"content":"\/emp\/edit.jsp"}}]}}}
  48. // 打印数组
  49. function toArray()
  50. {
  51. require_once '../classes/XmlToArray.php';
  52. $XML=<<<XML
  54. "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
  55. "http://struts.apache.org/dtds/struts-2.0.dtd">
  62. add.action
  63. /emp/add_suc.jsp
  66. /emp/list.jsp
  69. delete.action
  70. /emp/delete_suc.jsp
  73. update.action
  74. /emp/edit_suc.jsp
  77. /emp/edit.jsp
  83. XML;
  85. header("Content-type: text/html; charset=utf-8") ;
  86. $xml_to_array = new XmlToArray();
  87. $xml_to_array->setXml($XML);
  88. // 当标签名与内置属性有冲突的时候可以自定义相关属性名,一般其概况不需要设置
  89. //$xml_to_array->setAttributeAsName("attributeAsName")->setContentAsName("contentasName");
  90. $r = $xml_to_array->parseXml();
  91. print_r( $r ) ;
  92. }
  93. // 打印结果
  95. Array
  96. (
  97. [struts] => Array
  98. (
  99. [attributes] => Array
  100. (
  101. )
  103. [content] =>
  104. [constant] => Array
  105. (
  106. [attributes] => Array
  107. (
  108. [name] => struts.objectFactory
  109. [value] => spring
  110. )
  112. [content] =>
  113. )
  115. [package] => Array
  116. (
  117. [attributes] => Array
  118. (
  119. [name] => crm_employee
  120. [extends] => struts-default
  121. [namespace] => /emp
  122. )
  124. [content] =>
  125. [action] => Array
  126. (
  127. [0] => Array
  128. (
  129. [attributes] => Array
  130. (
  131. [name] => add
  132. [class] => addBean
  133. [method] => add
  134. )
  136. [content] =>
  137. [result] => Array
  138. (
  139. [0] => Array
  140. (
  141. [attributes] => Array
  142. (
  143. )
  145. [content] => add.action
  146. )
  148. [1] => Array
  149. (
  150. [attributes] => Array
  151. (
  152. )
  154. [content] => /emp/add_suc.jsp
  155. )
  157. )
  159. )
  161. [1] => Array
  162. (
  163. [attributes] => Array
  164. (
  165. [name] => list
  166. [class] => listBean
  167. [method] => list
  168. )
  170. [content] =>
  171. [result] => Array
  172. (
  173. [attributes] => Array
  174. (
  175. )
  177. [content] => /emp/list.jsp
  178. )
  180. )
  182. [2] => Array
  183. (
  184. [attributes] => Array
  185. (
  186. [name] => delete
  187. [class] => deleteBean
  188. [method] => delete
  189. )
  191. [content] =>
  192. [result] => Array
  193. (
  194. [attributes] => Array
  195. (
  196. )
  198. [content] => /emp/delete_suc.jsp
  199. )
  201. )
  203. [3] => Array
  204. (
  205. [attributes] => Array
  206. (
  207. [name] => update
  208. [class] => updateBean
  209. [method] => update
  210. )
  212. [content] =>
  213. [result] => Array
  214. (
  215. [attributes] => Array
  216. (
  217. )
  219. [content] => /emp/edit_suc.jsp
  220. )
  222. )
  224. [4] => Array
  225. (
  226. [attributes] => Array
  227. (
  228. [name] => edit
  229. [class] => editBean
  230. [method] => edit
  231. )
  233. [content] =>
  234. [result] => Array
  235. (
  236. [attributes] => Array
  237. (
  238. )
  240. [content] => /emp/edit.jsp
  241. )
  243. )
  245. )
  247. )
  249. )
  251. )
  1. <?php
  2. /**
  3. * Created by JetBrains PhpStorm.
  4. * User: hedgehog
  5. * Date: 12-5-9
  6. * Time: 下午4:37
  7. * To change this template use File | Settings | File Templates.
  8. */
  9. class XmlToArray
  10. {
  11. private $xml;
  12. private $contentAsName="content" ;
  13. private $attributesAsName="attributes";
  14. private $xml_array = array();
  16. public function setXml( $xmlstr )
  17. {
  18. $this->xml = $xmlstr ;
  19. return $this ;
  20. }
  22. public function setContentAsName( $name )
  23. {
  24. $this->contentAsName = $name ;
  25. return $this ;
  26. }
  28. public function setAttributeAsName( $name )
  29. {
  30. $this->attributesAsName = $name ;
  31. return $this ;
  32. }
  34. private function createXMLArray( $node,&$parent_node,$node_index =0)
  35. {
  36. $node_attrbutes= array() ;
  37. $node_name = $node->getName() ;
  38. $attributes = $node->attributes() ;
  39. $children = $node->children () ;
  42. // 遍历节点上的所有属性
  43. foreach( $attributes as $attrname => $attrvalue )
  44. {
  45. $attrvalue = ( string )$attrvalue ;
  46. $node_attrbutes[ $attrname ] = trim( $attrvalue ) ;
  47. }
  48. $content = "";
  49. if( count($children) == 0 )
  50. {
  51. $content = ( string ) $node ;
  52. }
  54. $node_array = array(
  55. $this->attributesAsName =>$node_attrbutes ,
  56. $this->contentAsName => trim( $content )
  57. );
  58. // 设置层级关系
  59. if( !isset( $parent_node[ $node_name ] ) )
  60. {
  61. $is = count( $parent_node ) ;
  62. if( !isset( $parent_node[ $this->attributesAsName ] ) && count( $parent_node ) > 0 )
  63. {
  65. $last_index = count( $parent_node ) -1 ;
  66. $parent_node =& $parent_node[ $last_index ];
  67. $parent_node[ $node_name ] = $node_array ;
  68. }
  69. else
  70. {
  71. $parent_node[ $node_name ] = $node_array ;
  72. }
  73. }
  74. else
  75. {
  76. $append = &$parent_node[ $node_name ] ;
  77. if( isset( $append[ $this->attributesAsName ] ) )
  78. {
  79. $parent_node[ $node_name ] = array( $append );
  80. $append = &$parent_node[ $node_name ] ;
  82. }
  83. if( isset( $append[ $node_index ] ) )
  84. {
  85. $append = &$append[ $node_index ] ;
  86. }
  87. // 追加
  88. array_push( $append , $node_array ) ;
  89. }
  91. $index = 0 ;
  92. // 递归操作
  93. foreach( $children as $childnode )
  94. {
  95. $parent = &$parent_node[ $node_name ] ;
  96. $this->createXMLArray( $childnode ,$parent,$index ++ );
  97. }
  98. return $parent_node ;
  99. }
  101. public function parseXml( $isjson=false)
  102. {
  103. $root = simplexml_load_string ( $this->xml ) ;
  104. $parent_node = array();
  105. $array = $this->createXMLArray( $root ,$parent_node ) ;
  107. return $isjson ? json_encode( $array ) : $array ;
  108. }
  109. }

内容总结

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