php调用yahoo sina api 开发天气预报_PHP教程
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2022-05-21 16:45:55
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现在的网站都会有一些服务性的东东。如日历,天气预报等等!由于google 永久性关闭了天气api 所以我又找了一个调用yahoo 和 新浪的天气预报 api。
yahoo 天气预报地址 http://developer.yahoo.com/weather/
废话不多说直接代码贴上:
0) { return true; } } //获取woeid $woeid = self::getWOEID(); self::$url = self::$url . $woeid[0]; //获取当天 天气 $XML = self::vget(self::$url); //保存当天 天气到文件 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); //本周天气 $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 最低温度 * high 最高温度 * test 天气状态 * code 天气图标 */ } /* * 取得地区WOEID码 */ static private function getWOEID(){ static $woeid = array(); if(isset($woeid[self::$city])){ return $woeid[self::$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; //保存到文件 $woeidSTR = json_encode($woeid); file_put_contents(self::$file_path . self::$woeid_file, $woeidSTR); return $rs; }else{ //如果找不到城市 woeid 默认城市就改为 北京 self::$city = "Beijing"; return self::getWOEID(); } } /** * 创建xml缓存 * @param $contents 要缓存的内容 */ static private function cacheXML($contents) { $contents = str_ireplace ( '', " \n", $contents ); $contents = mb_convert_encoding ( $contents, 'utf-8', 'gbk' ); file_put_contents ( self::$weatherXML, $contents ) or die ( '没有写权限' ); } /** * 模拟获取内容函数 * @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 1.1.4322)"; $curl = curl_init (); // 启动一个CURL会话 curl_setopt ( $curl, CURLOPT_URL, $url ); // 要访问的地址 curl_setopt ( $curl, CURLOPT_SSL_VERIFYPEER, 0 ); // 对认证证书来源的检查 curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, 1 ); // 从证书中检查SSL加密算法是否存在 curl_setopt ( $curl, CURLOPT_USERAGENT, $user_agent ); // 模拟用户使用的浏览器 @curl_setopt ( $curl, CURLOPT_FOLLOWLOCATION, 1 ); // 使用自动跳转 curl_setopt ( $curl, CURLOPT_AUTOREFERER, 1 ); // 自动设置Referer curl_setopt ( $curl, CURLOPT_HTTPGET, 1 ); // 发送一个常规的Post请求 curl_setopt ( $curl, CURLOPT_TIMEOUT, 120 ); // 设置超时限制防止死循环 curl_setopt ( $curl, CURLOPT_HEADER, 0 ); // 显示返回的Header区域内容 curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, 1 ); // 获取的信息以文件流的形式返回 $tmpInfo = curl_exec ( $curl ); // 执行操作 if (curl_errno ( $curl )) { curl_close ( $curl ); // 关闭CURL会话 die('Errno' . curl_error ( $curl )) ; } curl_close ( $curl ); // 关闭CURL会话 return $tmpInfo; // 返回数据 } } weather::getXML("Changsha");
新浪 http://php.weather.sina.com.cn
$city = mb_convert_encoding ( $city, 'gbk', 'utf-8' ); self::$city = urlencode($city); } self::$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; } } $contents = self::vget( self::$url . self::$city ); self::cacheXML ( $contents ); self::analysisXML(); } /** * 解析xml */ static public function analysisXML() { $XML = simplexml_load_file(self::$weatherXML ); print_r($XML); } /** * 创建xml缓存 * @param $contents 要缓存的内容 */ static private function cacheXML($contents) { $contents = str_ireplace ( '', " \n", $contents ); file_put_contents ( self::$weatherXML, $contents ) or die ( '没有写权限' ); } /** * 模拟获取内容函数 * @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 1.1.4322)"; $curl = curl_init (); // 启动一个CURL会话 curl_setopt ( $curl, CURLOPT_URL, $url ); // 要访问的地址 curl_setopt ( $curl, CURLOPT_SSL_VERIFYPEER, 0 ); // 对认证证书来源的检查 curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, 1 ); // 从证书中检查SSL加密算法是否存在 curl_setopt ( $curl, CURLOPT_USERAGENT, $user_agent ); // 模拟用户使用的浏览器 @curl_setopt ( $curl, CURLOPT_FOLLOWLOCATION, 1 ); // 使用自动跳转 curl_setopt ( $curl, CURLOPT_AUTOREFERER, 1 ); // 自动设置Referer curl_setopt ( $curl, CURLOPT_HTTPGET, 1 ); // 发送一个常规的Post请求 curl_setopt ( $curl, CURLOPT_TIMEOUT, 120 ); // 设置超时限制防止死循环 curl_setopt ( $curl, CURLOPT_HEADER, 0 ); // 显示返回的Header区域内容 curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, 1 ); // 获取的信息以文件流的形式返回 $tmpInfo = curl_exec ( $curl ); // 执行操作 if (curl_errno ( $curl )) { curl_close ( $curl ); // 关闭CURL会话 die('Errno' . curl_error ( $curl )) ; } curl_close ( $curl ); // 关闭CURL会话 return $tmpInfo; // 返回数据 } } weather::getXML();
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