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php xml操作类(自定义)

程序员文章站 2022-06-02 18:25:27
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  3. /**

  4. php xml操作类
  5. link：http://bbs.it-home.org
  6. */
  7. class requirelog
  8. {
  9. protected static $requirelog;

  10. //get ready for xml,if xml is not found ,create xml

  11. static function _initializeLog()
  12. {
  13. if(file_exists('requirelog.xml'))
  14. {

  15. self::$requirelog = DOMDocument::load('requirelog.xml');

  16. }
  17. else
  18. {
  19. self::$requirelog = new DOMDocument('1.0', 'iso-8859-1');
  20. self::$requirelog->loadXML('');
  21. self::$requirelog->save('requirelog.xml');
  22. }
  23. }
  24. //获取finish字段全部为0的所有节点
  25. public static function get_entrys()
  26. {
  27. self::_initializeLog();
  28. $entrys = self::$requirelog->getElementsByTagName('entry');
  29. $entry_arrays = array();
  30. foreach($entrys as $entry)
  31. {
  32. if($entry->getElementsByTagName('finish')->item(0)->nodeValue == 0)
  33. {
  34. $entry_array = array();
  35. $entry_array['id'] = $entry->getElementsByTagName('id')->item(0)->nodeValue;
  36. $entry_array['time'] = $entry->getElementsByTagName('time')->item(0)->nodeValue;
  37. $entry_array['operator'] = $entry->getElementsByTagName('operator')->item(0)->nodeValue;
  38. $entry_array['byoperator'] = $entry->getElementsByTagName('byoperator')->item(0)->nodeValue;
  39. $entry_array['parameters1'] = $entry->getElementsByTagName('parameters1')->item(0)->nodeValue;
  40. $entry_array['parameters2'] = $entry->getElementsByTagName('parameters2')->item(0)->nodeValue;
  41. $entry_array['parameters3'] = $entry->getElementsByTagName('parameters3')->item(0)->nodeValue;

  42. $entry_array['type'] = $entry->getElementsByTagName('type')->item(0)->nodeValue;

  43. $entry_array['module'] = $entry->getElementsByTagName('module')->item(0)->nodeValue;
  44. $entry_array['finish'] = $entry->getElementsByTagName('finish')->item(0)->nodeValue;
  45. $entry_arrays[] = $entry_array;
  46. }
  47. }
  48. return $entry_arrays;
  49. }
  51. //获取所有的节点
  52. public static function get_count_entrys()
  53. {
  54. self::_initializeLog();
  55. $entrys = self::$requirelog->getElementsByTagName('entry');
  56. $entry_arrays = array();
  57. foreach($entrys as $entry)
  58. {

  59. $entry_array = array();

  60. $entry_array['id'] = $entry->getElementsByTagName('id')->item(0)->nodeValue;
  61. $entry_array['time'] = $entry->getElementsByTagName('time')->item(0)->nodeValue;
  62. $entry_array['operator'] = $entry->getElementsByTagName('operator')->item(0)->nodeValue;
  63. $entry_array['byoperator'] = $entry->getElementsByTagName('byoperator')->item(0)->nodeValue;
  64. $entry_array['parameters1'] = $entry->getElementsByTagName('parameters1')->item(0)->nodeValue;
  65. $entry_array['parameters2'] = $entry->getElementsByTagName('parameters2')->item(0)->nodeValue;
  66. $entry_array['parameters3'] = $entry->getElementsByTagName('parameters3')->item(0)->nodeValue;

  67. $entry_array['type'] = $entry->getElementsByTagName('type')->item(0)->nodeValue;

  68. $entry_array['module'] = $entry->getElementsByTagName('module')->item(0)->nodeValue;
  69. $entry_array['finish'] = $entry->getElementsByTagName('finish')->item(0)->nodeValue;
  70. $entry_arrays[] = $entry_array;

  71. }

  72. return $entry_arrays;
  73. }

  74. //根据ID获取节点

  75. public static function get_entry($id)
  76. {
  77. self::_initializeLog();
  78. $count=count(self::get_count_entrys());
  79. if($count > 0)
  80. {
  81. $entrys = self::$requirelog->getElementsByTagName('entry');
  82. foreach($entrys as $entry)
  83. {
  84. if ($id == $entry->getElementsByTagName('id')->item(0)->nodeValue)
  85. {
  86. $entry_array = array();
  87. $entry_array['id'] = $entry->getElementsByTagName('id')->item(0)->nodeValue;
  88. $entry_array['time'] = $entry->getElementsByTagName('time')->item(0)->nodeValue;
  89. $entry_array['operator'] = $entry->getElementsByTagName('operator')->item(0)->nodeValue;
  90. $entry_array['byoperator'] = $entry->getElementsByTagName('byoperator')->item(0)->nodeValue;
  91. $entry_array['parameters1'] = $entry->getElementsByTagName('parameters1')->item(0)->nodeValue;
  92. $entry_array['parameters2'] = $entry->getElementsByTagName('parameters2')->item(0)->nodeValue;
  93. $entry_array['parameters3'] = $entry->getElementsByTagName('parameters3')->item(0)->nodeValue;

  94. $entry_array['type'] = $entry->getElementsByTagName('type')->item(0)->nodeValue;

  95. $entry_array['module'] = $entry->getElementsByTagName('module')->item(0)->nodeValue;
  96. $entry_array['finish'] = $entry->getElementsByTagName('finish')->item(0)->nodeValue;
  97. return $entry_array;
  98. }
  99. }
  100. }
  101. else
  102. return null;
  103. }

  104. //执行完用户请求，更改finsh字段

  105. public static function do_finsh($id)
  106. {
  107. self::_initializeLog();
  108. $entrys = self::$requirelog->getElementsByTagName('entry');
  109. $entry_arrays = array();
  110. foreach($entrys as $entry)
  111. {
  112. if($entry->getElementsByTagName('id')->item(0)->nodeValue == $id)
  113. {
  114. $entry->getElementsByTagName('finish')->item(0)->nodeValue = 1;
  115. }
  116. }

  117. self::$requirelog->save('requirelog.xml');

  118. }

  119. //增加新节点,$operator为操作者，$byoperator是被操作对象，$parameters1,2,3为可扩展的参数，$type为类型，$module为影响的模块

  120. static function add_entry($operator,$byoperator,$parameters1,$parameters2,$parameters3,$type,$module)
  121. {
  122. //$contents = self::$restlog->getElementsByTagName('contents');

  123. self::_initializeLog();

  124. $count=count(self::get_count_entrys());

  125. $entry = self::$requirelog->createElement('entry');

  126. $id = self::$requirelog->createElement('id');

  127. $idvalue = self::$requirelog->createTextNode($count+1);
  128. $id->appendChild($idvalue);

  129. $time = self::$requirelog->createElement('time');

  130. $timevalue = self::$requirelog->createTextNode(date("Y-m-d H:i:s",time()));
  131. $time->appendChild($timevalue);

  132. $op = self::$requirelog->createElement('operator');

  133. $opvalue = self::$requirelog->createTextNode($operator);
  134. $op->appendChild($opvalue);

  135. $bop = self::$requirelog->createElement('byoperator');

  136. $bopvalue = self::$requirelog->createTextNode($byoperator);
  137. $bop->appendChild($bopvalue);

  138. $ps1 = self::$requirelog->createElement('parameters1');

  139. $ps1value = self::$requirelog->createTextNode($parameters1);
  140. $ps1->appendChild($ps1value);

  141. $ps2 = self::$requirelog->createElement('parameters2');

  142. $ps2value = self::$requirelog->createTextNode($parameters2);
  143. $ps2->appendChild($ps2value);

  144. $ps3 = self::$requirelog->createElement('parameters3');

  145. $ps3value = self::$requirelog->createTextNode($parameters3);
  146. $ps3->appendChild($ps3value);

  148. $tp = self::$requirelog->createElement('type');
  149. $tpvalue = self::$requirelog->createTextNode($type);
  150. $tp->appendChild($tpvalue);

  151. $md = self::$requirelog->createElement('module');

  152. $mdvalue = self::$requirelog->createTextNode($module);
  153. $md->appendChild($mdvalue);

  154. $fi = self::$requirelog->createElement('finish');

  155. $fivalue = self::$requirelog->createTextNode(0);
  156. $fi->appendChild($fivalue);

  157. $entry->appendChild($id);

  158. $entry->appendChild($time);
  159. $entry->appendChild($op);
  160. $entry->appendChild($bop);
  161. $entry->appendChild($ps1);
  162. $entry->appendChild($ps2);
  163. $entry->appendChild($ps3);
  164. $entry->appendChild($tp);
  165. $entry->appendChild($md);
  166. $entry->appendChild($fi);

  167. self::$requirelog->documentElement->appendChild($entry);

  168. self::$requirelog->save('requirelog.xml');

  169. return 1;

  170. }
  171. }
  172. ?>
复制代码

2、requirelog.xml文件，参考格式如下：

  5. 1
  7. peng.zhou
  8. zxcxzcxzczxcxz
  9. cxzcxzc
  12. add_group
  13. cn_group
  14. 1
  17. 2
  19. peng.zhou
  20. sales
  24. add_member
  25. mail_group
  26. 1
复制代码
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