微信硬件平台（八）7 综合合并版本

 

#include <ESP8266WiFi.h>

String WEIXIN_TOKEN = "WeixinToken";  // 每次发送消息前从自己服务器上更新

#define PRODUCT_TYPE  "gh_e93c1b3098b9"                     // 设备种类
#define PRODUCT_ID    "gh_e93c1b3098b9_dae1c2072212185c"    // 设备ID

#define  host         "api.weixin.qq.com"                    //微信服务器
#define  httpPort      80                                    //端口

#define host_token  "www.dongvdong.top"    //获取token的服务器

  
//#define ssid      "HUAWEI-H3VBKZ"                          // WIFI名字
//#define password  "13991320168"                            // WIFI密码
#define ssid      "dongdong"
#define password  "dongdong"


void setup() {
  Serial.begin(115200);
  delay(10);
  Serial.println();
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);
 
  WiFi.begin(ssid, password); //works!
 
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
 
  Serial.println("");
  Serial.println("WiFi connected");  
  Serial.println("IP address: ");
  Serial.println(WiFi.localIP());
}



/*
功能：  1从自己的服务器上txt获取微信token
输入：  无
输出：  token

*/
String RequestWeixinToken(){
  Serial.println("/**************************************************/");
  Serial.println("1 request token! ");


  Serial.print("connecting to ");
  Serial.println(host_token);
  Serial.println();
  
  WiFiClient client;
 
  if (!client.connect(host_token, httpPort)) { //works!
    Serial.println("connection failed");
    return "fail";
  }

  String str = "GET /WexinToken/token.txt 


";   //  GET 请求网页服务器默认文件夹下的文件。 根据实际路径设置
  client.print(str);
  delay(600);
    String token;
  if (client.available())
  {
     token = client.readStringUntil('
');  // 读一行
     Serial.println(token);  //串口打印出来
 
  }

  client.stop();


  Serial.println();
  Serial.println("closing connection 
");

if(token.length()>10){
  return token;}
  else{
     return "fail";
    }

  
}

  
/*
功能：5 请求设备绑定的用户ID
输入：
String UESRID    微信用户ID
String CONTENT   要发送的内容
输出：           无
*/
String RequestUserId(){
  Serial.println("/**************************************************/");
  Serial.println("5 request userID! ");


  Serial.print("connecting to ");
  Serial.println(host);
 
  // Use WiFiClient class to create TCP connections
  WiFiClient client;
 
  if (!client.connect(host, httpPort)) { //works!
    Serial.println("connection failed");
    return "fail";
  }
 
  // We now create a URI for the request
  String url = "/device/get_openid";
  url += "?access_token=";
  url +=  WEIXIN_TOKEN;
  url += "&device_type=";
  url += PRODUCT_TYPE;
  url += "&device_id=";
  url += PRODUCT_ID;
 
  // This will send the request to the server
  client.print(String("GET ") + url + " HTTP/1.1
" +
               "Host: " + host + "
" + 
               "Connection: close

");
    delay(600);
      Serial.println();
    //处理返回信息
    String line = client.readStringUntil('
');
    while (client.available() > 0) {
      line +='
';
      line += client.readStringUntil('
');
    
    }
   //Serial.println(line);
    client.stop();

    
     if(line.indexOf("errcode")>0){ 
         Serial.println(line);
         return "fail";
      }

      
    if(line.indexOf("open_id")>0){     
      //{"open_id":["ognVI6JsmBGd7lxYTZY4GH29LcNg","ognVI6GpDeseo6Qe_S7hGPgwlt8E","ognVI6CC8_HsPH5zgydb-PZFmxqU","ognVI6FxhqhGVuGhsZbmDyutgsMQ"],"resp_msg":{"ret_code":0,"error_info":"ok"}
     int datebegin= line.indexOf("{");
   //  int dateend=line.length();
     int dateend=line.lastIndexOf("}");
     String datajson=line.substring(datebegin,dateend);

     Serial.println(datajson);
     return datajson;
      }
      else{      
           Serial.println("fail");
           return "fail";
      }
    
  Serial.println();
  Serial.println("closing connection 
");
  
}


/*
功能：5-1 对用户ID组进行解析拆分
输入：
String json              用户ID组   "ognVI6JsmBGd7lxYTZY4GH29LcNg","ognVI6GpDeseo6Qe_S7hGPgwlt8E","ognVI6CC8_HsPH5zgydb-PZFmxqU","ognVI6FxhqhGVuGhsZbmDyutgsMQ",
String json_ruselt[]     拆分存放的数组
int sizejson             拆分存放的数组大小 默认10
输出：           成功返回1
*/


bool RequestUserId_json(String json,String json_ruselt[],int sizejson){

//    if(json.length()<1){return 0;}
//    DynamicJsonDocument  jsonBuffer(json.length());  
//    deserializeJson(jsonBuffer, json);
//    JsonObject root = jsonBuffer.as<JsonObject>();
//
//  String  ueserid1 = root[String("open_id")][0];
//  String  ueserid2 = root[String("open_id")][1];
//  String  ueserid3 = root[String("open_id")][2];
//  String  ueserid4 = root[String("open_id")][3];
//  Serial.println();
//  Serial.println(ueserid1);
//  Serial.println(ueserid2);
//  Serial.println(ueserid3);
//  Serial.println(ueserid4);

     int datebegin= json.indexOf("[")+1;
     int dateend=json.indexOf("]");
     String datajson=json.substring(datebegin,dateend);
     datajson= datajson+',';
  
    // Serial.println(datajson);


      /*
      ognVI6JsmBGd7lxYTZY4GH29LcNg   dongdong
      ognVI6GpDeseo6Qe_S7hGPgwlt8E
      ognVI6CC8_HsPH5zgydb-PZFmxqU
      ognVI6FxhqhGVuGhsZbmDyutgsMQ
      
      */
      int i=0;
     while(datajson.length()>0){
      int idbegin=0;
      int idend=datajson.indexOf(",");
      String id=datajson.substring(idbegin,idend);
      id=id.substring(1,id.length()-1);
      
      if(i<sizejson){
      json_ruselt[i]=id;
      i++;}
      
    //  Serial.println(id);
      datajson=datajson.substring(idend+1,datajson.length());
     }
     
     return 1;
  }



  
/*
功能：6 给单独的用户推送消息
输入：
String UESRID    微信用户ID
String CONTENT   要发送的内容
输出：           无
*/
void SendMsgToUser(String UESRID,String CONTENT){
  Serial.println("/**************************************************/");
    Serial.println("6 send msg to user! ");
    
    String data =(String) "{"    
   + " "touser":""+UESRID+""," 
   + " "msgtype":"text","  
   +  ""text" :"  
   +  "{ "content":""+CONTENT+"", }"   
   + "}"  ;

  
  Serial.print("connecting to ");
  Serial.println(host);
 
  // Use WiFiClient class to create TCP connections
  WiFiClient client;

  if (!client.connect(host, httpPort)) { //works!
    Serial.println("connection failed");
    return;
  }
 
  // We now create a URI for the request
  String url = "/cgi-bin/message/custom/send";
  url += "?access_token=";
  url += WEIXIN_TOKEN;

      int length = data.length();
      
      String postRequest =(String)("POST ") + url + " HTTP/1.1
" +
          "Content-Type: application/json;charset=utf-8
" +
          "Host: " + host + ":" + httpPort + "
" +          
          "Content-Length: " + length + "
" +
          "Connection: Keep Alive 
" +
          +"
"
          +data
          +"
";
      // Serial.println(postRequest);
       client.print(postRequest);

    delay(600);
    //处理返回信息
    String line = client.readStringUntil('
');
  
    while (client.available() > 0) {
      line +='
';
      line += client.readStringUntil('
');
     
    }
    
    Serial.println(line);
    client.stop();

    
  Serial.println();
  Serial.println("closing connection!");
  
  
  }



/*
功能：7 给所有用户用户推送消息
输入：        
String CONTENT    需要推送的消息内容
输出：           无

执行过程：
1  从自己的服务器txt文件里获取缓存的微信TOKEN

5 请求微信服务器，得到用户ID组   
 5-1用户ID组解析，逐一存放到数组json_user_id

6给用户逐个发送消息
 
*/

void SendMsgToUserAll(String CONTENT){

   WEIXIN_TOKEN= RequestWeixinToken(); //1  从自己的服务器txt文件里获取缓存的微信TOKEN
   
   if(WEIXIN_TOKEN=="fail")return;
    
   String json_alluser_id= RequestUserId(); // 5 请求微信服务器，得到用户ID组   
   
   if(json_alluser_id!="fail"){
    
            String json_user_id[10];                             // 5-1用户ID组解析，逐一存放到数组json_user_id
            RequestUserId_json(json_alluser_id,json_user_id,10); // 5-1用户ID组解析，逐一存放到数组json_user_id
            
            for(int i=0;i<10;i++){
              
                    if(json_user_id[i]!=""){
                    Serial.println(json_user_id[i]);
                   // String UESRID="ognVI6JsmBGd7lxYTZY4GH29LcNg";
                 
                    SendMsgToUser(json_user_id[i],CONTENT);//    6给用户逐个发送消息
                    }
               
           }
           
  }
  
  }


int msgnum=0;

void loop() {

   delay(10000); // 每10S执行一次

   if(msgnum<100){ msgnum++;} else { msgnum=0;  }
    
   String CONTENT=(String)"主人好！ 
 这是来自ESP8266发送的第"+msgnum+"条消息：
  电量统计： 98
 空气质量： 89
 连接地址：<a href=http://www.baidu.com >！";
 
   SendMsgToUserAll(CONTENT);
   
}