php呼叫yahoo sina api天氣預報的實作程式碼

curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, 1 ); // 以檔案流的形式取得資訊回傳 $tmpInfo = curl_exec ( $curl ); // 執行操作

header ( 'Content-Type: text/html; charset = utf-8' );
class weather {
 static $url = 'http://xml.weather.yahoo.com/forecastrss?u=c&w=';
 static $city = 'Beijing'; //預設城市北京這裡要注意的是city 要填音我試過用中文有好幾個地區都呼叫不到
 static $weatherXML = '';
 static $woeid_file = "woeid";
 static $file_path = "data/";

 /**
 * 取得遠端xml並快取到本地
*/
 static public function getXML($city = null) {

 if ($city != null){
 self::$city = $city;
 }
 self::$weatherXML = self::$file_path . md5(self::$city) . '-weather.xml';
 if (file_exists( self::$weatherXML )) {
 $fileTime = filemtime ( self::$weatherXML );
 $stater = time () - $fileTime - 60 * 60 * 2;
 if ($stater > 0) {
 return true ;
 }
 }
 //取得woeid
 $woeid = self::getWOEID();
 self::$url = self::$url . $woeid[0];
 //取得當天天氣
 $XML = self::vget(self::$url);
 //儲存當天天氣到檔案
 self::cacheXML($XML);

 self::analysisXML($XML);
 }

 static public function analysisXML($simple) {

 $p = xml_parser_create(); xml_parse_into_struct($p, $simple, $vals, $index);

 xml_parser_free($p);

 //本週天氣
 $weekindex = $index['YWEATHER :FORECAST'];
 $week = array();
 foreach($weekindex as $k=>$v){
 $week[$k] = $vals[$v]['attributes '];
 }
 unset($index);
 unset($vals);
 print_r($week);
 /*

 * day 星期
 * date 日期
 * low 最低溫度
                * high 最高溫度
                * test 天氣狀態
                * code 天氣圖標
                */
        }
        /*
         * 取得地區WOEID碼
         */
 static private function getWOEID(){
 static $woeid = array();

 if(isset($woeid[self::$city])){
 return $woeid[woeid[self::$city])){
 return $woeid[fself:: $city];
 }

 if (file_exists( self::$file_path . self::$woeid_file )) {
 $woeidSTR = file_get_contents(self::$file_path . self::$ woeid_file);
 $woeid = json_decode($woeidSTR , true);
 if(isset($woeid[self::$city])){
 return $woeid[self::$city];
 }
 }
 $geoPlaces = "http://query.yahooapis.com/v1/public/yql?q=select%20woeid%20from%20geo.places%20where%20text='". self::$city."%20CH'";

 $XML = simplexml_load_file( $geoPlaces );

 if(isset($XML->results->place[0])) {
 $rs = $woeid[self::$city] = $XML->results->place[0]->woeid;
 //儲存到檔案
 $woeidSTR = json_encode($woeid );
 file_put_contents(self::$file_path . self::$woeid_file, $woeidSTR);
 return $rs;
 }else{
 //如果找不到城市woeid 預設城市就改為北京
 self::$city = "Beijing";

 return self::getWOEID();
 }
 }
 /**
 * 建立xml快取
 * @param $contents 要快取的內容
*/
 static private function cacheXML($contents) {
 $contents = str_ireplace ( '', " n", $contents );
        $contents = mb_convert_encoding ( $contents, 'utf-8', 'gbk' );
        file_put_contents ( self::$weatherXML, $contents ) or die ( '沒有寫權限' );
    }
 /**
 * 模擬取得內容函數
 * @param type $url
 * @return type
*/

 static private function vget($url) {
 $user_agent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1. .4322)";
 $curl = curl_init (); // 啟動一個CURL會話
 curl_setopt ( $curl, CURLOPT_URL, $url ); // 要存取的位址
 curl_setopt (URL, $url ); // 要存取的位址
 curl_setopt ( $curl, CURV , 0 ); // 對認證憑證來源的檢查
 curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, 1 ); // 從憑證檢查SSL加密演算法是否存在
 curl_setopt ( $curl, CURPT_USERA, $ // 模擬使用者使用的瀏覽器
 @curl_setopt ( $curl, CURLOPT_FOLLOWLOCATION, 1 ); // 使用自動跳轉
 curl_setopt ( $curl, CURLOPT_AUTOREFERER, 1 ); ( $curl, CURLOPT_HTTPGET, 1 ); // 傳送一個常規的Post請求
 curl_setopt ( $curl, CURLOPT_TIMEOUT, 120 ); // 設定超時限制防止死迴圈
 curl_setopt ( $PTc, CUR3) ; // 顯示返回的Header區域內容
            curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, 1 ); // 獲取的信息以文件流的形式返回
            $tmpInfo = curl_exec ( $curl ); // 執行操作
 if (curl_errno ( $curl )) {
 curl_close ( $curl ); // 關閉CURL會話
 die('Errno' . curl_error ( $curl )) ;
 }
 } return $tmpInfo; // 回傳資料
 }
}
weather::getXML("Changsha");

2，新浪天氣 網址：http://php.weather.sina.com.cn 代碼：

header ('Content-Type: text/html; charset = utf-8');

 class Weather {
 static $url = 'http://php.weather.sina.com.cn/xml.php?password=DJOYnieT8234jlsK&day=0&city=';//密碼是固定值
 static $city = ' %B1%B1%BE%A9'; //城市預設北京
 static $weatherXML = '';
 static $file_path = "data/";
 /**
 * 取得遠端xml並快取到本地
*/
 static public function getXML($city = null ) {

 if ($city != null){
 $city = mb_convert_encoding ( $city, 'gbk', 'utf-8' );
 self::$city = urlencode( $city);
 }
 self::$weatherXML = self::$file_path 。   md5(自我::$城市) 。 '-weather.xml';

 if (file_exists( self::$weatherXML )) {
 $fileTime = filemtime ( self::$weatherXML );
 $stater = time () - $fileTime - 60 * 60 * 2;
 if ($stater > 0) {
 回傳true;
 }
 }

 $contents = self::vget( self: :$url . self::$city );

 self::cacheXML ( $contents );

 self::analysisXML();

 }
 / **
 * 解析xml
*/
 static public function AnalysisXML() {

 $XML = simplexml_load_file(self::$weatherXML );
 print_r($XML);
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 /**
 * 建立xml快取
 * @param $contents 要快取的內容
*/
 靜態私有函數cacheXML($contents) {
 $contents = str_ireplace ( '', " n", $contents );
 file_put_contents ( self::$weatherXML, $contents ) 或死( '沒有寫權限' );
 }
 /**
 * 模擬取得內容函數
 * @param type $url
 * @return type
*/

 static private function vget($url) {
 $user_agent = "Mozilla/4.0 (相容; MSIE) 6.0; Windows NT 5.2; .NET CLR 1.1.4322)"
 $curl =curl_init(); // 啟動一個CURL會話
 curl_setopt ( $curl, CURLOPT_URL, $url ); // 要存取的位址
 curl_setopt ( $curl, CURLOPT_SSL_VERIFYPEER, 0 );認證證書來源的檢查
 curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, 1 ); // 從憑證檢查SSL加密演算法是否存在

curl_setopt ( $curl, CURLOPT_HEADER, 0 );頭區域內容

if (curl_no (if curl )) { curl_close ( $curl ); // 關閉CURL會話

die('Errno' .curl_error ( $curl )) ;

}

curl_close ( $curl )) ;

}
curl_close ( $curl ); // 關閉CURL會話
return $tmpInfo; // 回傳資料 }}weather::getXML();複製程式碼複製程式碼複製程式碼