Hieromon Ikasamo
6 years ago
parent
d42c36ca33
commit
6b702aaf4b
@ -0,0 +1,5 @@ |
||||
{ |
||||
"name" : "Caption", |
||||
"type" : "ACText", |
||||
"style": "text-align:center;font-family:'Avenir','Corbel','Osaka';color:Green;" |
||||
} |
||||
@ -0,0 +1,68 @@ |
||||
/*
|
||||
HelloWorld.ino, Example for the AutoConnect library. |
||||
Copyright (c) 2019, Hieromon Ikasamo |
||||
https://github.com/Hieromon/AutoConnect
|
||||
|
||||
This software is released under the MIT License. |
||||
https://opensource.org/licenses/MIT
|
||||
*/ |
||||
/*
|
||||
To experience this example, upload the JSON file which is style.json |
||||
from the data folder. Its file contains the attributes for the Caption |
||||
of AutoConnectText. You can change the elements for your realization. |
||||
*/ |
||||
|
||||
#if defined(ARDUINO_ARCH_ESP8266) |
||||
#include <ESP8266WiFi.h> |
||||
#include <ESP8266WebServer.h> |
||||
typedef ESP8266WebServer WEBServer; |
||||
#elif defined(ARDUINO_ARCH_ESP32) |
||||
#include <WiFi.h> |
||||
#include <WebServer.h> |
||||
#include <SPIFFS.h> |
||||
typedef WebServer WEBServer; |
||||
#endif |
||||
#include <FS.h> |
||||
#include <AutoConnect.h> |
||||
|
||||
#define HELLO_URI "/hello" |
||||
#define PARAM_STYLE "/style.json" |
||||
|
||||
// Declare AutoConnectElements and AutoConnectAux for the custom Web page.
|
||||
ACText(Caption, "Hello, world"); |
||||
AutoConnectAux helloPage(HELLO_URI, "Hello", true, { Caption }); |
||||
AutoConnect portal; |
||||
|
||||
// Redirects from root to the hello page.
|
||||
void onRoot() { |
||||
WEBServer& webServer = portal.host(); |
||||
webServer.sendHeader("Location", String("http://") + webServer.client().localIP().toString() + String(HELLO_URI)); |
||||
webServer.send(302, "text/plain", ""); |
||||
webServer.client().flush(); |
||||
webServer.client().stop(); |
||||
} |
||||
|
||||
// Load the attribute of the element to modify at runtime from external.
|
||||
String onHello(AutoConnectAux& aux, PageArgument& args) { |
||||
File param = SPIFFS.open(PARAM_STYLE, "r"); |
||||
aux.loadElement(param); |
||||
param.close(); |
||||
return String(); |
||||
} |
||||
|
||||
void setup() { |
||||
delay(1000); |
||||
Serial.begin(115200); |
||||
SPIFFS.begin(); // Prepare SPIFFS
|
||||
|
||||
helloPage.on(onHello); // Register the attribute overwrite handler.
|
||||
portal.join(helloPage); // Join the hello page.
|
||||
portal.begin(); |
||||
|
||||
WEBServer& webServer = portal.host(); |
||||
webServer.on("/", onRoot); // Register the root page redirector.
|
||||
} |
||||
|
||||
void loop() { |
||||
portal.handleClient(); |
||||
} |
||||
@ -0,0 +1,263 @@ |
||||
/*
|
||||
ESP8266/ESP32 publish the RSSI as the WiFi signal strength to ThingSpeak channel. |
||||
This example is for explaining how to use the AutoConnect library. |
||||
|
||||
In order to execute this example, the ThingSpeak account is needed. Sing up |
||||
for New User Account and create a New Channel via My Channels. |
||||
For details, please refer to the project page. |
||||
https://hieromon.github.io/AutoConnect/examples/index.html#used-with-mqtt-as-a-client-application
|
||||
|
||||
This example is based on the environment as of March 20, 2018. |
||||
Copyright (c) 2018 Hieromon Ikasamo. |
||||
This software is released under the MIT License. |
||||
https://opensource.org/licenses/MIT
|
||||
*/ |
||||
|
||||
#if defined(ARDUINO_ARCH_ESP8266) |
||||
#include <ESP8266WiFi.h> |
||||
#include <ESP8266HTTPClient.h> |
||||
#define GET_CHIPID() (ESP.getChipId()) |
||||
#elif defined(ARDUINO_ARCH_ESP32) |
||||
#include <WiFi.h> |
||||
#include <SPIFFS.h> |
||||
#include <HTTPClient.h> |
||||
#define GET_CHIPID() ((uint16_t)(ESP.getEfuseMac()>>32)) |
||||
#endif |
||||
#include <FS.h> |
||||
#include <PubSubClient.h> |
||||
#include <AutoConnect.h> |
||||
|
||||
#define PARAM_FILE "/param.json" |
||||
#define AUX_SETTING_URI "/mqtt_setting" |
||||
#define AUX_SAVE_URI "/mqtt_save" |
||||
#define AUX_CLEAR_URI "/mqtt_clear" |
||||
|
||||
// Adjusting WebServer class with between ESP8266 and ESP32.
|
||||
#if defined(ARDUINO_ARCH_ESP8266) |
||||
typedef ESP8266WebServer WiFiWebServer; |
||||
#elif defined(ARDUINO_ARCH_ESP32) |
||||
typedef WebServer WiFiWebServer; |
||||
#endif |
||||
|
||||
// This example shows a sketch that realizes the equivalent operation
|
||||
// of mqttRSSI without using JSON.
|
||||
// By comparing this example with the example using JSON, mqttRSSI or
|
||||
// mqttRSSI_FS, you will better understand AutoConnect's custom Web page
|
||||
// facility.
|
||||
|
||||
// Declare AutoConnectElements for the page asf /mqtt_setting
|
||||
ACText(header, "<h2>MQTT broker settings</h2>", "text-align:center;color:#2f4f4f;padding:10px;"); |
||||
ACText(caption, "Publishing the WiFi signal strength to MQTT channel. RSSI value of ESP8266 to the channel created on ThingSpeak", "font-family:serif;color:#4682b4;"); |
||||
ACInput(mqttserver, "", "Server", "^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\\-]*[a-zA-Z0-9])\\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\\-]*[A-Za-z0-9])$", "MQTT broker server"); |
||||
ACInput(channelid, "", "Channel ID", "^[0-9]{6}$"); |
||||
ACInput(userkey, "", "User Key"); |
||||
ACInput(apikey, "", "API Key"); |
||||
ACElement(newline, "<hr>"); |
||||
ACCheckbox(uniqueid, "unique", "Use APID unique"); |
||||
ACRadio(period, { "30 sec.", "60 sec.", "180 sec." }, "Update period", AC_Vertical, 1); |
||||
ACSubmit(save, "Start", AUX_SAVE_URI); |
||||
ACSubmit(discard, "Discard", "/"); |
||||
|
||||
// Declare the custom Web page as /mqtt_setting and contains the AutoConnectElements
|
||||
AutoConnectAux mqtt_setting(AUX_SETTING_URI, "MQTT Setting", true, { |
||||
header, |
||||
caption, |
||||
mqttserver, |
||||
channelid, |
||||
userkey, |
||||
apikey, |
||||
newline, |
||||
uniqueid, |
||||
period, |
||||
newline, |
||||
save, |
||||
discard |
||||
}); |
||||
|
||||
// Declare AutoConnectElements for the page as /mqtt_save
|
||||
ACText(caption2, "<h4>Parameters available as:</h4>", "text-align:center;color:#2f4f4f;padding:10px;"); |
||||
ACText(parameters); |
||||
ACSubmit(clear, "Clear channel", AUX_CLEAR_URI); |
||||
|
||||
// Declare the custom Web page as /mqtt_save and contains the AutoConnectElements
|
||||
AutoConnectAux mqtt_save(AUX_SAVE_URI, "MQTT Setting", false, { |
||||
caption2, |
||||
parameters, |
||||
clear |
||||
}); |
||||
|
||||
AutoConnect portal; |
||||
AutoConnectConfig config; |
||||
WiFiClient wifiClient; |
||||
PubSubClient mqttClient(wifiClient); |
||||
|
||||
unsigned int updateInterval = 0; |
||||
unsigned long lastPub = 0; |
||||
|
||||
#define MQTT_USER_ID "anyone" |
||||
|
||||
bool mqttConnect() { |
||||
static const char alphanum[] = "0123456789" |
||||
"ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
||||
"abcdefghijklmnopqrstuvwxyz"; // For random generation of client ID.
|
||||
char clientId[9]; |
||||
|
||||
uint8_t retry = 10; |
||||
while (!mqttClient.connected()) { |
||||
if (mqttserver.value.length() <= 0) |
||||
break; |
||||
|
||||
mqttClient.setServer(mqttserver.value.c_str(), 1883); |
||||
Serial.println(String("Attempting MQTT broker:") + mqttserver.value); |
||||
|
||||
for (uint8_t i = 0; i < 8; i++) { |
||||
clientId[i] = alphanum[random(62)]; |
||||
} |
||||
clientId[8] = '\0'; |
||||
|
||||
if (mqttClient.connect(clientId, MQTT_USER_ID, userkey.value.c_str())) { |
||||
Serial.println("Established:" + String(clientId)); |
||||
return true; |
||||
} |
||||
else { |
||||
Serial.println("Connection failed:" + String(mqttClient.state())); |
||||
if (!--retry) |
||||
break; |
||||
} |
||||
delay(3000); |
||||
} |
||||
return false; |
||||
} |
||||
|
||||
void mqttPublish(String msg) { |
||||
String path = String("channels/") + channelid.value + String("/publish/") + apikey.value; |
||||
mqttClient.publish(path.c_str(), msg.c_str()); |
||||
} |
||||
|
||||
int getStrength(uint8_t points) { |
||||
uint8_t sc = points; |
||||
long rssi = 0; |
||||
|
||||
while (sc--) { |
||||
rssi += WiFi.RSSI(); |
||||
delay(20); |
||||
} |
||||
return points ? static_cast<int>(rssi / points) : 0; |
||||
} |
||||
|
||||
// Retreive the value of each element entered by '/mqtt_setting'.
|
||||
String saveParams(AutoConnectAux& aux, PageArgument& args) { |
||||
// The 'where()' function returns the AutoConnectAux that caused
|
||||
// the transition to this page.
|
||||
mqttserver.value.trim(); |
||||
channelid.value.trim(); |
||||
userkey.value.trim(); |
||||
apikey.value.trim(); |
||||
updateInterval = period.value().substring(0, 2).toInt() * 1000; |
||||
|
||||
// Echo back saved parameters to AutoConnectAux page.
|
||||
String echo = "Server: " + mqttserver.value + "<br>"; |
||||
echo += "Channel ID: " + channelid.value + "<br>"; |
||||
echo += "User Key: " + userkey.value + "<br>"; |
||||
echo += "API Key: " + apikey.value + "<br>"; |
||||
echo += "Update period: " + String(updateInterval / 1000) + " sec.<br>"; |
||||
echo += "Use APID unique: " + String(uniqueid.checked == true ? "true" : "false") + "<br>"; |
||||
parameters.value = echo; |
||||
|
||||
return String(""); |
||||
} |
||||
|
||||
void handleRoot() { |
||||
String content = |
||||
"<html>" |
||||
"<head>" |
||||
"<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">" |
||||
"</head>" |
||||
"<body>" |
||||
"<iframe width=\"450\" height=\"260\" style=\"transform:scale(0.79);-o-transform:scale(0.79);-webkit-transform:scale(0.79);-moz-transform:scale(0.79);-ms-transform:scale(0.79);transform-origin:0 0;-o-transform-origin:0 0;-webkit-transform-origin:0 0;-moz-transform-origin:0 0;-ms-transform-origin:0 0;border: 1px solid #cccccc;\" src=\"https://thingspeak.com/channels/454951/charts/1?bgcolor=%23ffffff&color=%23d62020&dynamic=true&type=line\"></iframe>" |
||||
"<p style=\"padding-top:5px;text-align:center\">" AUTOCONNECT_LINK(COG_24) "</p>" |
||||
"</body>" |
||||
"</html>"; |
||||
|
||||
WiFiWebServer& webServer = portal.host(); |
||||
webServer.send(200, "text/html", content); |
||||
} |
||||
|
||||
// Clear channel using ThingSpeak's API.
|
||||
void handleClearChannel() { |
||||
HTTPClient httpClient; |
||||
WiFiClient client; |
||||
String endpoint = mqttserver.value; |
||||
endpoint.replace("mqtt", "api"); |
||||
String delUrl = "http://" + endpoint + "/channels/" + channelid.value + "/feeds.json?api_key=" + userkey.value; |
||||
|
||||
Serial.print("DELETE " + delUrl); |
||||
if (httpClient.begin(client, delUrl)) { |
||||
Serial.print(":"); |
||||
int resCode = httpClient.sendRequest("DELETE"); |
||||
String res = httpClient.getString(); |
||||
httpClient.end(); |
||||
Serial.println(String(resCode) + "," + res); |
||||
} |
||||
else |
||||
Serial.println(" failed"); |
||||
|
||||
// Returns the redirect response.
|
||||
WiFiWebServer& webServer = portal.host(); |
||||
webServer.sendHeader("Location", String("http://") + webServer.client().localIP().toString() + String("/")); |
||||
webServer.send(302, "text/plain", ""); |
||||
webServer.client().flush(); |
||||
webServer.client().stop(); |
||||
} |
||||
|
||||
void setup() { |
||||
delay(1000); |
||||
Serial.begin(115200); |
||||
Serial.println(); |
||||
SPIFFS.begin(); |
||||
|
||||
if (uniqueid.checked) { |
||||
config.apid = String("ESP") + "-" + String(GET_CHIPID(), HEX); |
||||
Serial.println("apid set to " + config.apid); |
||||
} |
||||
|
||||
config.bootUri = AC_ONBOOTURI_HOME; |
||||
config.homeUri = "/"; |
||||
portal.config(config); |
||||
|
||||
// Join the custom Web pages and register /mqtt_save handler
|
||||
portal.join({ mqtt_setting, mqtt_save }); |
||||
portal.on(AUX_SAVE_URI, saveParams); |
||||
|
||||
Serial.print("WiFi "); |
||||
if (portal.begin()) { |
||||
Serial.println("connected:" + WiFi.SSID()); |
||||
Serial.println("IP:" + WiFi.localIP().toString()); |
||||
} |
||||
else { |
||||
Serial.println("connection failed:" + String(WiFi.status())); |
||||
while (1) { |
||||
delay(100); |
||||
yield(); |
||||
} |
||||
} |
||||
|
||||
WiFiWebServer& webServer = portal.host(); |
||||
webServer.on("/", handleRoot); |
||||
webServer.on(AUX_CLEAR_URI, handleClearChannel); |
||||
} |
||||
|
||||
void loop() { |
||||
portal.handleClient(); |
||||
if (updateInterval > 0) { |
||||
if (millis() - lastPub > updateInterval) { |
||||
if (!mqttClient.connected()) { |
||||
mqttConnect(); |
||||
} |
||||
String item = String("field1=") + String(getStrength(7)); |
||||
mqttPublish(item); |
||||
mqttClient.loop(); |
||||
lastPub = millis(); |
||||
} |
||||
} |
||||
} |
||||
Loading…
Reference in new issue