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php调用yahoo sina api天气预报的实现代码

WBOY
Freigeben: 2016-07-25 08:56:22
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  1. header ( 'Content-Type: text/html; charset = utf-8' );
  2. class weather {
  3. static $url = 'http://xml.weather.yahoo.com/forecastrss?u=c&w=';
  4. static $city = 'Beijing'; //默认城市北京 这里要注意的是 city 要填拼音 我试过用中文有好几个地区都调用不到
  5. static $weatherXML = '';
  6. static $woeid_file = "woeid";
  7. static $file_path = "data/";
  8. /**
  9. * 获得远程xml并缓存到本地
  10. */
  11. static public function getXML($city = null) {
  12. if ($city != null){
  13. self::$city = $city;
  14. }
  15. self::$weatherXML = self::$file_path . md5(self::$city) . '-weather.xml';
  16. if (file_exists( self::$weatherXML )) {
  17. $fileTime = filemtime ( self::$weatherXML );
  18. $stater = time () - $fileTime - 60 * 60 * 2;
  19. if ($stater > 0) {
  20. return true;
  21. }
  22. }
  23. //获取woeid
  24. $woeid = self::getWOEID();
  25. self::$url = self::$url . $woeid[0];
  26. //获取当天 天气
  27. $XML = self::vget(self::$url);
  28. //保存当天 天气到文件
  29. self::cacheXML($XML);
  30. self::analysisXML($XML);
  31. }
  32. static public function analysisXML($simple) {
  33. $p = xml_parser_create();
  34. xml_parse_into_struct($p, $simple, $vals, $index);
  35. xml_parser_free($p);
  36. //本周天气
  37. $weekindex = $index['YWEATHER:FORECAST'];
  38. $week = array();
  39. foreach($weekindex as $k=>$v){
  40. $week[$k] = $vals[$v]['attributes'];
  41. }
  42. unset($index);
  43. unset($vals);
  44. print_r($week);
  45. /*
  46. * day 星期
  47. * date 日期
  48. * low 最低温度
  49. * high 最高温度
  50. * test 天气状态
  51. * code 天气图标
  52. */
  53. }
  54. /*
  55. * 取得地区WOEID码
  56. */
  57. static private function getWOEID(){
  58. static $woeid = array();
  59. if(isset($woeid[self::$city])){
  60. return $woeid[self::$city];
  61. }
  62. if (file_exists( self::$file_path . self::$woeid_file )) {
  63. $woeidSTR = file_get_contents(self::$file_path . self::$woeid_file);
  64. $woeid = json_decode($woeidSTR , true);
  65. if(isset($woeid[self::$city])){
  66. return $woeid[self::$city];
  67. }
  68. }
  69. $geoPlaces = "http://query.yahooapis.com/v1/public/yql?q=select%20woeid%20from%20geo.places%20where%20text='".self::$city."%20CH'";
  70. $XML = simplexml_load_file( $geoPlaces );
  71. if(isset($XML->results->place[0])){
  72. $rs = $woeid[self::$city] = $XML->results->place[0]->woeid;
  73. //保存到文件
  74. $woeidSTR = json_encode($woeid);
  75. file_put_contents(self::$file_path . self::$woeid_file, $woeidSTR);
  76. return $rs;
  77. }else{
  78. //如果找不到城市 woeid 默认城市就改为 北京
  79. self::$city = "Beijing";
  80. return self::getWOEID();
  81. }
  82. }
  83. /**
  84. * 创建xml缓存
  85. * @param $contents 要缓存的内容
  86. */
  87. static private function cacheXML($contents) {
  88. $contents = str_ireplace ( '', " \n", $contents );
  89. $contents = mb_convert_encoding ( $contents, 'utf-8', 'gbk' );
  90. file_put_contents ( self::$weatherXML, $contents ) or die ( '没有写权限' );
  91. }
  92. /**
  93. * 模拟获取内容函数
  94. * @param type $url
  95. * @return type
  96. */
  97. static private function vget($url) {
  98. $user_agent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.1.4322)";
  99. $curl = curl_init (); // 启动一个CURL会话
  100. curl_setopt ( $curl, CURLOPT_URL, $url ); // 要访问的地址
  101. curl_setopt ( $curl, CURLOPT_SSL_VERIFYPEER, 0 ); // 对认证证书来源的检查
  102. curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, 1 ); // 从证书中检查SSL加密算法是否存在
  103. curl_setopt ( $curl, CURLOPT_USERAGENT, $user_agent ); // 模拟用户使用的浏览器
  104. @curl_setopt ( $curl, CURLOPT_FOLLOWLOCATION, 1 ); // 使用自动跳转
  105. curl_setopt ( $curl, CURLOPT_AUTOREFERER, 1 ); // 自动设置Referer
  106. curl_setopt ( $curl, CURLOPT_HTTPGET, 1 ); // 发送一个常规的Post请求
  107. curl_setopt ( $curl, CURLOPT_TIMEOUT, 120 ); // 设置超时限制防止死循环
  108. curl_setopt ( $curl, CURLOPT_HEADER, 0 ); // 显示返回的Header区域内容
  109. curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, 1 ); // 获取的信息以文件流的形式返回
  110. $tmpInfo = curl_exec ( $curl ); // 执行操作
  111. if (curl_errno ( $curl )) {
  112. curl_close ( $curl ); // 关闭CURL会话
  113. die('Errno' . curl_error ( $curl )) ;
  114. }
  115. curl_close ( $curl ); // 关闭CURL会话
  116. return $tmpInfo; // 返回数据
  117. }
  118. }
  119. weather::getXML("Changsha");
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2,新浪天气 地址:http://php.weather.sina.com.cn 代码:

  1. header ( 'Content-Type: text/html; charset = utf-8' );
  2. class weather {
  3. static $url = 'http://php.weather.sina.com.cn/xml.php?password=DJOYnieT8234jlsK&day=0&city=';//password是固定值
  4. static $city = '%B1%B1%BE%A9'; //默认城市北京
  5. static $weatherXML = '';
  6. static $file_path = "data/";
  7. /**
  8. * 获得远程xml并缓存到本地
  9. */
  10. static public function getXML($city = null) {
  11. if ($city != null){
  12. $city = mb_convert_encoding ( $city, 'gbk', 'utf-8' );
  13. self::$city = urlencode($city);
  14. }
  15. self::$weatherXML = self::$file_path . md5(self::$city) . '-weather.xml';
  16. if (file_exists( self::$weatherXML )) {
  17. $fileTime = filemtime ( self::$weatherXML );
  18. $stater = time () - $fileTime - 60 * 60 * 2;
  19. if ($stater > 0) {
  20. return true;
  21. }
  22. }
  23. $contents = self::vget( self::$url . self::$city );
  24. self::cacheXML ( $contents );
  25. self::analysisXML();
  26. }
  27. /**
  28. * 解析xml
  29. */
  30. static public function analysisXML() {
  31. $XML = simplexml_load_file(self::$weatherXML );
  32. print_r($XML);
  33. }
  34. /**
  35. * 创建xml缓存
  36. * @param $contents 要缓存的内容
  37. */
  38. static private function cacheXML($contents) {
  39. $contents = str_ireplace ( '', " \n", $contents );
  40. file_put_contents ( self::$weatherXML, $contents ) or die ( '没有写权限' );
  41. }
  42. /**
  43. * 模拟获取内容函数
  44. * @param type $url
  45. * @return type
  46. */
  47. static private function vget($url) {
  48. $user_agent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.1.4322)";
  49. $curl = curl_init (); // 启动一个CURL会话
  50. curl_setopt ( $curl, CURLOPT_URL, $url ); // 要访问的地址
  51. curl_setopt ( $curl, CURLOPT_SSL_VERIFYPEER, 0 ); // 对认证证书来源的检查
  52. curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, 1 ); // 从证书中检查SSL加密算法是否存在
  53. curl_setopt ( $curl, CURLOPT_USERAGENT, $user_agent ); // 模拟用户使用的浏览器
  54. @curl_setopt ( $curl, CURLOPT_FOLLOWLOCATION, 1 ); // 使用自动跳转
  55. curl_setopt ( $curl, CURLOPT_AUTOREFERER, 1 ); // 自动设置Referer
  56. curl_setopt ( $curl, CURLOPT_HTTPGET, 1 ); // 发送一个常规的Post请求
  57. curl_setopt ( $curl, CURLOPT_TIMEOUT, 120 ); // 设置超时限制防止死循环
  58. curl_setopt ( $curl, CURLOPT_HEADER, 0 ); // 显示返回的Header区域内容
  59. curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, 1 ); // 获取的信息以文件流的形式返回
  60. $tmpInfo = curl_exec ( $curl ); // 执行操作
  61. if (curl_errno ( $curl )) {
  62. curl_close ( $curl ); // 关闭CURL会话
  63. die('Errno' . curl_error ( $curl )) ;
  64. }
  65. curl_close ( $curl ); // 关闭CURL会话
  66. return $tmpInfo; // 返回数据
  67. }
  68. }
  69. weather::getXML();
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