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? ??? ?? PHP ???? PHP http ?? ?? ???

PHP http ?? ?? ???

Jul 25, 2016 am 08:42 AM

[PHP]代碼

  1. /**
  2. * http請求處理類（基于CURL進行封裝）
  3. *
  4. * @author Xiwei Ye
  5. * @version $Id$
  6. */
  7. class cls_http_request
  8. {
  10. /**
  11. * get方式請求（curl）
  12. *
  13. * @param string $url 請求的url
  14. * @param integer $timeout 超時時間（s）
  15. * @return string(請求成功) | false(請求失敗)
  16. */
  17. public static function curl_get($url, $timeout = 1)
  18. {
  19. $ch = curl_init();
  20. curl_setopt($ch, CURLOPT_URL, $url);
  21. curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
  22. curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
  23. $result = curl_exec($ch);
  24. curl_close($ch);
  25. if (is_string($result) && strlen($result))
  26. {
  27. return $result;
  28. }
  29. else
  30. {
  31. return false;
  32. }
  33. }
  35. /**
  36. * post方式請求
  37. *
  38. * @param string $url 請求的url
  39. * @param array $data 請求的參數(shù)數(shù)組（關聯(lián)數(shù)組）
  40. * @param integer $timeout 超時時間（s）
  41. * @return string(請求成功) | false(請求失敗)
  42. */
  43. public static function curl_post($url, $data, $timeout = 2)
  44. {
  45. $ch = curl_init();
  46. curl_setopt($ch, CURLOPT_URL, $url);
  47. curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
  48. curl_setopt($ch, CURLOPT_POST, 1);
  49. curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
  50. curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
  51. curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
  52. $result = curl_exec($ch);
  53. curl_close($ch);
  54. if (is_string($result) && strlen($result))
  55. {
  56. return $result;
  57. }
  58. else
  59. {
  60. return false;
  61. }
  62. }
  64. /**
  65. * 多個url并行請求
  66. *
  67. * @param array $urls url數(shù)組
  68. * @param integer $timeout 超時時間(s)
  69. * @return array $res 返回結果
  70. */
  71. public static function curl_get_urls($urls, $timeout = 1)
  72. {
  73. $mh=curl_multi_init();
  74. $chs=array();
  75. foreach($urls as $url)
  76. {
  77. $ch=curl_init();
  78. curl_setopt($ch,CURLOPT_URL,$url);
  79. curl_setopt($ch,CURLOPT_HEADER,false);
  80. curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
  81. curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,1);
  82. curl_setopt($ch,CURLOPT_TIMEOUT,$timeout);
  83. curl_multi_add_handle($mh,$ch);
  84. $chs[]=$ch;
  85. }
  86. $active=null;
  87. do {
  88. $mrc=curl_multi_exec($mh,$active);
  89. }while($mrc == CURLM_CALL_MULTI_PERFORM);
  90. while($active && $mrc == CURLM_OK)
  91. {
  92. if(curl_multi_select($mh) != -1)
  93. {
  94. do{
  95. $mrc=curl_multi_exec($mh,$active);
  96. }while($mrc == CURLM_CALL_MULTI_PERFORM);
  97. }
  98. }
  99. $res=array();
  100. foreach($chs as $ch)
  101. {
  102. $res[]=curl_multi_getcontent($ch);
  103. curl_multi_remove_handle($mh,$ch);
  104. }
  105. curl_multi_close($mh);
  106. return $res;
  107. }
  108. }
復制代碼
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