sample-temperature-report.php

<?php
//错误日志
function echo_server_log($log){
        file_put_contents("log.txt", $log, FILE_APPEND);
}
//验证微信公众平台签名
function checkSignature() {
        $signature = $_GET ['signature'];
        $nonce = $_GET ['nonce'];
        $timestamp = $_GET ['timestamp'];
        $tmpArr = array ($nonce, $timestamp, TOKEN );
        sort ( $tmpArr );
         
        $tmpStr = implode ( $tmpArr );
        $tmpStr = sha1 ( $tmpStr );
        if ($tmpStr == $signature) {
                return true;
        }else{
                return false;
        }
}
# This function reads your DATABASE_URL config var and returns a connection
# string suitable for pg_connect.
function pg_conn_string() {
 extract(parse_url($_ENV["DATABASE_URL"]));
 return "user=$user password=$pass host=$host dbname=" . substr($path, 1); # <- you may want to add sslmode=require there too
}
 
//获取POST数据
function getPostData() {
        $data = $GLOBALS['HTTP_RAW_POST_DATA'];
        return        $data;
}
 
//定义TOKEN
define ( "TOKEN", "arduinoyun" );
 
if(false == checkSignature()) {
        echo 'fail to check signature. exit...';
        exit(0);
}
//接入时验证接口
$echostr = $_GET ['echostr'];
if($echostr) {
        echo $echostr;
        exit(0);
}
$PostData = getPostData();
 
//验错
if(!$PostData){
        echo_server_log("wrong input! PostData is NULL");
        echo "wrong input!";
        exit(0);
}
 
//装入XML
$xmlObj = simplexml_load_string($PostData, 'SimpleXMLElement', LIBXML_NOCDATA);
 
//验错
if(!$xmlObj) {
        echo_server_log("wrong input! xmlObj is NULL\n");
        echo "wrong input!";
        exit(0);
}
 
//准备XML
$fromUserName = $xmlObj->FromUserName;
$toUserName = $xmlObj->ToUserName;
$msgType = $xmlObj->MsgType;
 
 
if($msgType == 'voice') {//判断是否为语音
        $content = $xmlObj->Recognition;
}elseif($msgType == 'text'){
        $content = $xmlObj->Content;
}else{
        $retMsg = '只支持文本和语音消息';
        //装备XML
        $retTmp = "<xml>
                <ToUserName><![CDATA[%s]]></ToUserName>
                <FromUserName><![CDATA[%s]]></FromUserName>
                <CreateTime>%s</CreateTime>
                <MsgType><![CDATA[text]]></MsgType>
                <Content><![CDATA[%s]]></Content>
                <FuncFlag>0</FuncFlag>
                </xml>";
        $resultStr = sprintf($retTmp, $fromUserName, $toUserName, time(), $retMsg);
        //反馈到微信服务器
        echo $resultStr;
        exit;
}
# connect to postgresql db
$con = pg_connect(pg_conn_string());
if (!$con) {
 echo "Database connection error."
 exit;
}
if (strstr($content, "温度")) {
        //$con = mysql_connect(SAE_MYSQL_HOST_M.':'.SAE_MYSQL_PORT,SAE_MYSQL_USER,SAE_MYSQL_PASS); 
        //mysql_select_db("app_ulink42", $con);//修改数据库名
        //$result = mysql_query("SELECT * FROM sensor");
         
        $result = pg_query($con, "SELECT * FROM sensor");
        //while($arr = mysql_fetch_array($result)){
        while($arr = pg_fetch_array($result)){
          if ($arr['ID'] == 1) {
           $tempr = $arr['data'];
           break;
          }
        }
        pg_free_result($result);
        //mysql_close($con);
        $retMsg = "报告大王："."\n"."主人房间的室温为".$tempr."℃，感谢您对主人的关心";
}else if (strstr($content, "开灯")) {
        //$con = mysql_connect(SAE_MYSQL_HOST_M.':'.SAE_MYSQL_PORT,SAE_MYSQL_USER,SAE_MYSQL_PASS); 
        $dati = date("h:i:sa");
        //mysql_select_db("app_ulink42", $con);//修改数据库名
 
        $sql ="UPDATE switch SET timestamp='$dati',state = '1' WHERE ID = '1'";//修改开关状态值
        
        //if(!pg_query($sql,$con)){
        if(!pg_query($sql, $con)){
            //die('Error: ' . mysql_error());
            die('Error: ' . pg_last_error());
        }else{
            //mysql_close($con);
            $retMsg = "好的主人";
        }
}else if (strstr($content, "关灯")) {
        //$con = mysql_connect(SAE_MYSQL_HOST_M.':'.SAE_MYSQL_PORT,SAE_MYSQL_USER,SAE_MYSQL_PASS); 
 
        $dati = date("h:i:sa");
        //mysql_select_db("app_ulink42", $con);//修改数据库名
        $sql ="UPDATE switch SET timestamp='$dati',state = '0' WHERE ID = '1'";//修改开关状态值
        //if(!mysql_query($sql,$con)){
        if(!pg_query($sql, $con)){
            //die('Error: ' . mysql_error());
            die('Error: ' . pg_last_error());
        }else{
                //mysql_close($con);
                $retMsg = "好的主人";
        }
}else{
        $retMsg = "暂时不支持该命令";
}
pg_close($con);
//装备XML
$retTmp = "<xml>
                <ToUserName><![CDATA[%s]]></ToUserName>
                <FromUserName><![CDATA[%s]]></FromUserName>
                <CreateTime>%s</CreateTime>
                <MsgType><![CDATA[text]]></MsgType>
                <Content><![CDATA[%s]]></Content>
                <FuncFlag>0</FuncFlag>
                </xml>";
$resultStr = sprintf($retTmp, $fromUserName, $toUserName, time(), $retMsg);
 
//反馈到微信服务器
echo $resultStr;
?>