基于php的水质查询api调用代码实例

代码描述：基于php的水质查询api调用代码实例
关联数据：水质量
接口地址：http://www.juhe.cn/docs/api/id/34

2. // +----------------------------------------------------------------------
4. //----------------------------------
5. // 水质量调用示例代码 － 聚合数据
6. // 在线接口文档：http://www.juhe.cn/docs/34
7. //----------------------------------
9. header('Content-type:text/html;charset=utf-8');
12. //配置您申请的appkey
13. $appkey = "*********************";
18. //************1.流域查询水质量************
19. $url = "http://web.juhe.cn:8080/environment/water/river";
20. $params = array(
21. "river" => "",//流域名称，查询流域为“长江流域”，则输入“长江流域”
22. "key" => $appkey,//APP Key
23. );
24. $paramstring = http_build_query($params);
25. $content = juhecurl($url,$paramstring);
26. $result = json_decode($content,true);
27. if($result){
28. if($result['error_code']=='0'){
29. print_r($result);
30. }else{
31. echo $result['error_code'].":".$result['reason'];
32. }
33. }else{
34. echo "请求失败";
35. }
36. //**************************************************
41. //************2.监测站点查询水质量************
42. $url = "http://web.juhe.cn:8080/environment/water/state";
43. $params = array(
44. "state" => "",//监测站点名称，查询站点为“湖北宜昌南津关”，则输入“湖北宜昌南津关”
45. "key" => $appkey,//APP Key
46. );
47. $paramstring = http_build_query($params);
48. $content = juhecurl($url,$paramstring);
49. $result = json_decode($content,true);
50. if($result){
51. if($result['error_code']=='0'){
52. print_r($result);
53. }else{
54. echo $result['error_code'].":".$result['reason'];
55. }
56. }else{
57. echo "请求失败";
58. }
59. //**************************************************
64. //************3.监测站点列表************
65. $url = "http://web.juhe.cn:8080/environment/water/stateList";
66. $params = array(
67. "key" => $appkey,//应用APPKEY
68. );
69. $paramstring = http_build_query($params);
70. $content = juhecurl($url,$paramstring);
71. $result = json_decode($content,true);
72. if($result){
73. if($result['error_code']=='0'){
74. print_r($result);
75. }else{
76. echo $result['error_code'].":".$result['reason'];
77. }
78. }else{
79. echo "请求失败";
80. }
81. //**************************************************
87. /**
88. * 请求接口返回内容
89. * @param string $url [请求的URL地址]
90. * @param string $params [请求的参数]
91. * @param int $ipost [是否采用POST形式]
92. * @return string
93. */
94. function juhecurl($url,$params=false,$ispost=0){
95. $httpInfo = array();
96. $ch = curl_init();
98. curl_setopt( $ch, CURLOPT_HTTP_VERSION , CURL_HTTP_VERSION_1_1 );
99. curl_setopt( $ch, CURLOPT_USERAGENT , 'JuheData' );
100. curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT , 60 );
101. curl_setopt( $ch, CURLOPT_TIMEOUT , 60);
102. curl_setopt( $ch, CURLOPT_RETURNTRANSFER , true );
103. curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
104. if( $ispost )
105. {
106. curl_setopt( $ch , CURLOPT_POST , true );
107. curl_setopt( $ch , CURLOPT_POSTFIELDS , $params );
108. curl_setopt( $ch , CURLOPT_URL , $url );
109. }
110. else
111. {
112. if($params){
113. curl_setopt( $ch , CURLOPT_URL , $url.'?'.$params );
114. }else{
115. curl_setopt( $ch , CURLOPT_URL , $url);
116. }
117. }
118. $response = curl_exec( $ch );
119. if ($response === FALSE) {
120. //echo "cURL Error: " . curl_error($ch);
121. return false;
122. }
123. $httpCode = curl_getinfo( $ch , CURLINFO_HTTP_CODE );
124. $httpInfo = array_merge( $httpInfo , curl_getinfo( $ch ) );
125. curl_close( $ch );
126. return $response;
127. }

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php, api