Finalized live update of meter data in web gui

This commit is contained in:
Gunnar Skjold
2020-01-19 21:37:56 +01:00
parent a88291c0f0
commit 0fa3e3585a
18 changed files with 717 additions and 330 deletions

3
.gitignore vendored
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@@ -6,4 +6,5 @@
*.sw[op]
.vscode
.pio
platformio-user.ini
platformio-user.ini
/src/version.h

16
addversion.py Normal file
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@@ -0,0 +1,16 @@
import os
FILENAME_VERSION_H = 'src/version.h'
version = os.environ.get('GITHUB_REF')
if version == None:
version = "SNAPSHOT"
import datetime
hf = """
#ifndef VERSION
#define VERSION "{}"
#endif
""".format(version)
with open(FILENAME_VERSION_H, 'w+') as f:
f.write(hf)

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@@ -1,20 +1,5 @@
#include "HanConfigAp.h"
#include "index_html.h"
#include "configuration_html.h"
#include "bootstrap_css.h"
#include "application_css.h"
#include "jquery_js.h"
#include "gaugemeter_js.h"
#include "index_js.h"
#include "Base64.h"
#if defined(ESP8266)
ESP8266WebServer HanConfigAp::server(80);
#elif defined(ESP32) // ARDUINO_ARCH_ESP32
WebServer HanConfigAp::server(80);
#endif
Stream* HanConfigAp::debugger;
bool HanConfigAp::hasConfig() {
@@ -79,264 +64,15 @@ void HanConfigAp::setup(int accessPointButtonPin, Stream* debugger)
}
}
void HanConfigAp::enableWeb() {
server.on("/", indexHtml);
server.on("/configuration", configurationHtml);
server.on("/css/bootstrap.css", bootstrapCss);
server.on("/css/application.css", applicationCss);
server.on("/js/jquery.js", jqueryJs);
server.on("/js/gaugemeter.js", gaugemeterJs);
server.on("/js/index.js", indexJs);
server.on("/save", handleSave);
server.begin(); // Web server start
print("Web server is ready for config at http://");
if(isActivated) {
print(WiFi.softAPIP());
} else {
print(WiFi.localIP());
}
println("/");
}
bool HanConfigAp::loop() {
if(isActivated) {
//DNS
dnsServer.processNextRequest();
}
//HTTP
server.handleClient();
return isActivated;
}
void HanConfigAp::handleSave() {
configuration *config = new configuration();
String temp;
temp = server.arg("ssid");
config->ssid = new char[temp.length() + 1];
temp.toCharArray(config->ssid, temp.length() + 1, 0);
temp = server.arg("ssidPassword");
config->ssidPassword = new char[temp.length() + 1];
temp.toCharArray(config->ssidPassword, temp.length() + 1, 0);
config->meterType = (byte)server.arg("meterType").toInt();
temp = server.arg("mqtt");
config->mqtt = new char[temp.length() + 1];
temp.toCharArray(config->mqtt, temp.length() + 1, 0);
config->mqttPort = (int)server.arg("mqttPort").toInt();
temp = server.arg("mqttClientID");
config->mqttClientID = new char[temp.length() + 1];
temp.toCharArray(config->mqttClientID, temp.length() + 1, 0);
temp = server.arg("mqttPublishTopic");
config->mqttPublishTopic = new char[temp.length() + 1];
temp.toCharArray(config->mqttPublishTopic, temp.length() + 1, 0);
temp = server.arg("mqttSubscribeTopic");
config->mqttSubscribeTopic = new char[temp.length() + 1];
temp.toCharArray(config->mqttSubscribeTopic, temp.length() + 1, 0);
temp = server.arg("mqttUser");
config->mqttUser = new char[temp.length() + 1];
temp.toCharArray(config->mqttUser, temp.length() + 1, 0);
temp = server.arg("mqttPass");
config->mqttPass = new char[temp.length() + 1];
temp.toCharArray(config->mqttPass, temp.length() + 1, 0);
config->authSecurity = (byte)server.arg("authSecurity").toInt();
temp = server.arg("authUser");
config->authUser = new char[temp.length() + 1];
temp.toCharArray(config->authUser, temp.length() + 1, 0);
temp = server.arg("authPass");
config->authPass = new char[temp.length() + 1];
temp.toCharArray(config->authPass, temp.length() + 1, 0);
config->fuseSize = (int)server.arg("fuseSize").toInt();
println("Saving configuration now...");
if (HanConfigAp::debugger) config->print(HanConfigAp::debugger);
if (config->save())
{
println("Successfully saved. Will reboot now.");
String html = "<html><body><h1>Successfully Saved!</h1><h3>Device is restarting now...</h3><a href=\"/\">Go to index</a></form>";
server.send(200, "text/html", html);
yield();
delay(1000);
#if defined(ESP8266)
ESP.reset();
#elif defined(ESP32)
ESP.restart();
#endif
}
else
{
println("Error saving configuration");
String html = "<html><body><h1>Error saving configuration!</h1></form>";
server.send(500, "text/html", html);
}
}
void HanConfigAp::indexHtml() {
println("Serving /index.html over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", INDEX_HTML, sizeof(INDEX_HTML)-1);
}
void HanConfigAp::configurationHtml() {
println("Serving /configuration.html over http...");
configuration *config = new configuration();
config->load();
bool access = !config->hasConfig() || config->authSecurity == 0;
if(config->authSecurity > 0 && server.hasHeader("Authorization")) {
String expectedAuth = String(config->authUser) + ":" + String(config->authPass);
String providedPwd = server.header("Authorization");
providedPwd.replace("Basic ", "");
char inputString[providedPwd.length()];
providedPwd.toCharArray(inputString, providedPwd.length()+1);
int inputStringLength = sizeof(inputString);
int decodedLength = Base64.decodedLength(inputString, inputStringLength);
char decodedString[decodedLength];
Base64.decode(decodedString, inputString, inputStringLength);
print("Received auth: ");
println(decodedString);
access = String(decodedString).equals(expectedAuth);
}
if(!access) {
server.sendHeader("WWW-Authenticate", "Basic realm=\"Secure Area\"");
server.send(401, "text/html", "");
return;
}
String html = CONFIGURATION_HTML;
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
if(config->hasConfig()) {
html.replace("${config.ssid}", config->ssid);
html.replace("${config.ssidPassword}", config->ssidPassword);
html.replace("${config.meterType}", String(config->fuseSize));
for(int i = 0; i<3; i++) {
html.replace("${config.meterType" + String(i) + "}", config->meterType == i ? "selected" : "");
}
html.replace("${config.mqtt}", config->mqtt);
html.replace("${config.mqttPort}", String(config->mqttPort));
html.replace("${config.mqttClientID}", config->mqttClientID);
html.replace("${config.mqttPublishTopic}", config->mqttPublishTopic);
html.replace("${config.mqttSubscribeTopic}", config->mqttSubscribeTopic);
html.replace("${config.mqttUser}", config->mqttUser);
html.replace("${config.mqttPass}", config->mqttPass);
html.replace("${config.authUser}", config->authUser);
html.replace("${config.authSecurity}", String(config->authSecurity));
for(int i = 0; i<2; i++) {
html.replace("${config.authSecurity" + String(i) + "}", config->authSecurity == i ? "selected" : "");
}
html.replace("${config.authPass}", config->authPass);
html.replace("${config.fuseSize}", String(config->fuseSize));
for(int i = 0; i<63; i++) {
html.replace("${config.fuseSize" + String(i) + "}", config->fuseSize == i ? "selected" : "");
}
} else {
html.replace("${config.ssid}", "");
html.replace("${config.ssidPassword}", "");
html.replace("${config.meterType}", "");
for(int i = 0; i<3; i++) {
html.replace("${config.meterType" + String(i) + "}", i == 0 ? "selected" : "");
}
html.replace("${config.mqtt}", "");
html.replace("${config.mqttPort}", "1883");
html.replace("${config.mqttClientID}", "");
html.replace("${config.mqttPublishTopic}", "");
html.replace("${config.mqttSubscribeTopic}", "");
html.replace("${config.mqttUser}", "");
html.replace("${config.mqttPass}", "");
html.replace("${config.authSecurity}", "");
for(int i = 0; i<2; i++) {
html.replace("${config.authSecurity" + String(i) + "}", i == 0 ? "selected" : "");
}
html.replace("${config.authUser}", "");
html.replace("${config.authPass}", "");
html.replace("${config.fuseSize}", "");
for(int i = 0; i<63; i++) {
html.replace("${config.fuseSize" + String(i) + "}", i == 0 ? "selected" : "");
}
}
server.send(200, "text/html", html);
}
void HanConfigAp::bootstrapCss() {
println("Serving /bootstrap.css over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", BOOTSTRAP_CSS, sizeof(BOOTSTRAP_CSS)-1);
}
void HanConfigAp::applicationCss() {
println("Serving /application.css over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", APPLICATION_CSS, sizeof(APPLICATION_CSS)-1);
}
void HanConfigAp::jqueryJs() {
println("Serving /jquery.js over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", JQUERY_JS, sizeof(JQUERY_JS)-1);
}
void HanConfigAp::gaugemeterJs() {
println("Serving /gaugemeter.js over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", GAUEGMETER_JS, sizeof(GAUEGMETER_JS)-1);
}
void HanConfigAp::indexJs() {
println("Serving /index.js over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", INDEX_JS, sizeof(INDEX_JS)-1);
}
size_t HanConfigAp::print(const char* text)
{
if (debugger) debugger->print(text);

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@@ -11,10 +11,8 @@
#if defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>
#elif defined(ESP32) // ARDUINO_ARCH_ESP32
#include <WiFi.h>
#include <WebServer.h>
#else
#warning "Unsupported board type"
#endif
@@ -27,7 +25,6 @@
class HanConfigAp {
public:
void setup(int accessPointButtonPin, Stream* debugger);
void enableWeb();
bool loop();
bool hasConfig();
configuration config;
@@ -45,23 +42,6 @@ private:
static size_t print(const Printable& data);
static size_t println(const Printable& data);
// Web server
static void indexHtml();
static void configurationHtml();
static void bootstrapCss();
static void applicationCss();
static void jqueryJs();
static void gaugemeterJs();
static void indexJs();
static void handleSave();
#if defined(ESP8266)
static ESP8266WebServer server;
#elif defined(ESP32) // ARDUINO_ARCH_ESP32
static WebServer server;
#endif
static Stream* debugger;
};

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@@ -1,13 +0,0 @@
const char INDEX_JS[] PROGMEM = R"=="==(
$(function() {
$(".GaugeMeter").gaugeMeter();
$('.update').on('click', function() {
var el = $(".GaugeMeter");
el.data('percent', 75);
el.data('text', '33.8');
el.gaugeMeter();
console.log(el);
});
});
)=="==";

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@@ -3,7 +3,7 @@ extra_configs = platformio-user.ini
[common]
framework = arduino
lib_deps = HanConfigAp@1.0.0, HanReader@1.0.0, HanToJson@1.0.0, ArduinoJson@^6.0.0, MQTT@^2.4.0, DallasTemperature@^3.8.0, Base64@0.0.1
lib_deps = HanConfigAp@1.0.0, HanReader@1.0.0, HanToJson@1.0.0, ArduinoJson@^6.0.0, MQTT@^2.4.0, DallasTemperature@^3.8.0
[env:esp12e]
platform = espressif8266

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@@ -22,6 +22,7 @@
#include <WiFi.h>
#endif
#include "AmsWebServer.h"
#include "HanConfigAp.h"
#include "HanReader.h"
#include "HanToJson.h"
@@ -48,6 +49,8 @@ DallasTemperature tempSensor(&oneWire);
// Object used to boot as Access Point
HanConfigAp ap;
AmsWebServer ws;
// WiFi client and MQTT client
WiFiClient *client;
MQTTClient mqtt(384);
@@ -102,7 +105,7 @@ void setup() {
hanReader.compensateFor09HeaderBug = (ap.config.meterType == 1);
}
ap.enableWeb();
ws.setup(&ap.config, debugger);
}
// the loop function runs over and over again until power down or reset
@@ -121,10 +124,7 @@ void loop()
// Reconnect to WiFi and MQTT as needed
if (!mqtt.connected()) {
MQTT_connect();
}
else
{
// Read data from the HAN port
} else {
readHanPort();
}
}
@@ -134,6 +134,7 @@ void loop()
if (millis() / 1000 % 2 == 0) led_on();
else led_off();
}
ws.loop();
}
@@ -204,7 +205,7 @@ void mqttMessageReceived(String &topic, String &payload)
void readHanPort()
{
if (hanReader.read())
if (hanReader.read() && ap.config.hasConfig())
{
// Flash LED on, this shows us that data is received
led_on();
@@ -234,16 +235,14 @@ void readHanPort()
hanToJson(data, ap.config.meterType, hanReader);
// Write the json to the debug port
if (debugger) {
debugger->print("Sending data to MQTT: ");
serializeJsonPretty(json, *debugger);
debugger->println();
}
if(ap.config.mqtt != 0 && strlen(ap.config.mqtt) != 0 && ap.config.mqttPublishTopic != 0 && strlen(ap.config.mqttPublishTopic) != 0) {
// Write the json to the debug port
if (debugger) {
debugger->print("Sending data to MQTT: ");
serializeJsonPretty(json, *debugger);
debugger->println();
}
// Make sure we have configured a publish topic
if (! ap.config.mqttPublishTopic == 0 || strlen(ap.config.mqttPublishTopic) == 0)
{
// Publish the json to the MQTT server
String msg;
serializeJson(json, msg);
@@ -251,6 +250,7 @@ void readHanPort()
mqtt.publish(ap.config.mqttPublishTopic, msg.c_str());
mqtt.loop();
}
ws.setJson(json);
// Flash LED off
led_off();

354
src/AmsWebServer.cpp Normal file
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@@ -0,0 +1,354 @@
#include "AmsWebServer.h"
#include "version.h"
#include "index_html.h"
#include "configuration_html.h"
#include "bootstrap_css.h"
#include "application_css.h"
#include "jquery_js.h"
#include "gaugemeter_js.h"
#include "index_js.h"
#include "Base64.h"
#if defined(ESP8266)
ESP8266WebServer server(80);
#elif defined(ESP32) // ARDUINO_ARCH_ESP32
WebServer server(80);
#endif
void AmsWebServer::setup(configuration* config, Stream* debugger) {
this->config = config;
this->debugger = debugger;
server.on("/", std::bind(&AmsWebServer::indexHtml, this));
server.on("/configuration", std::bind(&AmsWebServer::configurationHtml, this));
server.on("/css/bootstrap.css", std::bind(&AmsWebServer::bootstrapCss, this));
server.on("/css/application.css", std::bind(&AmsWebServer::applicationCss, this));
server.on("/js/jquery.js", std::bind(&AmsWebServer::jqueryJs, this));
server.on("/js/gaugemeter.js", std::bind(&AmsWebServer::gaugemeterJs, this));
server.on("/js/index.js", std::bind(&AmsWebServer::indexJs, this));
server.on("/data.json", std::bind(&AmsWebServer::dataJson, this));
server.on("/save", std::bind(&AmsWebServer::handleSave, this));
server.begin(); // Web server start
print("Web server is ready for config at http://");
if(WiFi.getMode() == WIFI_AP) {
print(WiFi.softAPIP());
} else {
print(WiFi.localIP());
}
println("/");
if(config->hasConfig() && config->fuseSize > 0) {
maxPwr = config->fuseSize * 230;
} else {
maxPwr = 20000;
}
}
void AmsWebServer::loop() {
server.handleClient();
}
void AmsWebServer::setJson(StaticJsonDocument<500> json) {
this->json = json;
}
bool AmsWebServer::checkSecurity(byte level) {
bool access = !config->hasConfig() || config->authSecurity < level;
if(!access && config->authSecurity >= level && server.hasHeader("Authorization")) {
println(" forcing web security");
String expectedAuth = String(config->authUser) + ":" + String(config->authPass);
String providedPwd = server.header("Authorization");
providedPwd.replace("Basic ", "");
char inputString[providedPwd.length()];
providedPwd.toCharArray(inputString, providedPwd.length()+1);
int inputStringLength = sizeof(inputString);
int decodedLength = Base64.decodedLength(inputString, inputStringLength);
char decodedString[decodedLength];
Base64.decode(decodedString, inputString, inputStringLength);
print("Received auth: ");
println(decodedString);
access = String(decodedString).equals(expectedAuth);
}
if(!access) {
println(" no access, requesting user/pass");
server.sendHeader("WWW-Authenticate", "Basic realm=\"Secure Area\"");
server.send(401, "text/html", "");
}
return access;
}
void AmsWebServer::indexHtml() {
println("Serving /index.html over http...");
if(!checkSecurity(2))
return;
String html = INDEX_HTML;
html.replace("${version}", VERSION);
if(WiFi.getMode() != WIFI_AP) {
html.replace("/css/bootstrap.css", "https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css");
html.replace("/js/jquery.js", "https://code.jquery.com/jquery-3.4.1.min.js");
}
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/html", html);
}
void AmsWebServer::configurationHtml() {
println("Serving /configuration.html over http...");
if(!checkSecurity(1))
return;
String html = CONFIGURATION_HTML;
html.replace("${version}", VERSION);
if(WiFi.getMode() != WIFI_AP) {
html.replace("/css/bootstrap.css", "https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css");
html.replace("/js/jquery.js", "https://code.jquery.com/jquery-3.4.1.min.js");
}
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
if(config->hasConfig()) {
html.replace("${config.ssid}", config->ssid);
html.replace("${config.ssidPassword}", config->ssidPassword);
html.replace("${config.meterType}", String(config->fuseSize));
for(int i = 0; i<4; i++) {
html.replace("${config.meterType" + String(i) + "}", config->meterType == i ? "selected" : "");
}
html.replace("${config.mqtt}", config->mqtt);
html.replace("${config.mqttPort}", String(config->mqttPort));
html.replace("${config.mqttClientID}", config->mqttClientID);
html.replace("${config.mqttPublishTopic}", config->mqttPublishTopic);
html.replace("${config.mqttSubscribeTopic}", config->mqttSubscribeTopic);
html.replace("${config.mqttUser}", config->mqttUser);
html.replace("${config.mqttPass}", config->mqttPass);
html.replace("${config.authUser}", config->authUser);
html.replace("${config.authSecurity}", String(config->authSecurity));
for(int i = 0; i<3; i++) {
html.replace("${config.authSecurity" + String(i) + "}", config->authSecurity == i ? "selected" : "");
}
html.replace("${config.authPass}", config->authPass);
html.replace("${config.fuseSize}", String(config->fuseSize));
for(int i = 0; i<64; i++) {
html.replace("${config.fuseSize" + String(i) + "}", config->fuseSize == i ? "selected" : "");
}
} else {
html.replace("${config.ssid}", "");
html.replace("${config.ssidPassword}", "");
html.replace("${config.meterType}", "");
for(int i = 0; i<4; i++) {
html.replace("${config.meterType" + String(i) + "}", i == 0 ? "selected" : "");
}
html.replace("${config.mqtt}", "");
html.replace("${config.mqttPort}", "1883");
html.replace("${config.mqttClientID}", "");
html.replace("${config.mqttPublishTopic}", "");
html.replace("${config.mqttSubscribeTopic}", "");
html.replace("${config.mqttUser}", "");
html.replace("${config.mqttPass}", "");
html.replace("${config.authSecurity}", "");
for(int i = 0; i<3; i++) {
html.replace("${config.authSecurity" + String(i) + "}", i == 0 ? "selected" : "");
}
html.replace("${config.authUser}", "");
html.replace("${config.authPass}", "");
html.replace("${config.fuseSize}", "");
for(int i = 0; i<64; i++) {
html.replace("${config.fuseSize" + String(i) + "}", i == 0 ? "selected" : "");
}
}
server.send(200, "text/html", html);
}
void AmsWebServer::bootstrapCss() {
println("Serving /bootstrap.css over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/css", BOOTSTRAP_CSS);
}
void AmsWebServer::applicationCss() {
println("Serving /application.css over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "text/css", APPLICATION_CSS);
}
void AmsWebServer::jqueryJs() {
println("Serving /jquery.js over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "application/javascript", JQUERY_JS);
}
void AmsWebServer::gaugemeterJs() {
println("Serving /gaugemeter.js over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "application/javascript", GAUEGMETER_JS);
}
void AmsWebServer::indexJs() {
println("Serving /index.js over http...");
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "application/javascript", INDEX_JS);
}
void AmsWebServer::dataJson() {
println("Serving /data.json over http...");
if(!checkSecurity(2))
return;
String jsonStr;
if(!json.isNull()) {
println(" json has data");
int u1 = json["data"]["U1"].as<int>();
int u2 = json["data"]["U2"].as<int>();
int u3 = json["data"]["U3"].as<int>();
int pwr = json["data"]["P"].as<int>();
if(config->hasConfig() && u1 > 0) {
maxPwr = config->fuseSize * u1;
if(u2 > 0) {
maxPwr += config->fuseSize * u2;
if(u3 > 0) {
maxPwr += config->fuseSize * u3;
}
}
}
json["maxPower"] = maxPwr;
json["pct"] = min(pwr*100/maxPwr, 100);
json["meterType"] = config->meterType;
json["currentMillis"] = millis();
serializeJson(json, jsonStr);
} else {
println(" json is empty");
jsonStr = "{}";
}
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.send(200, "application/json", jsonStr);
}
void AmsWebServer::handleSave() {
String temp;
temp = server.arg("ssid");
config->ssid = new char[temp.length() + 1];
temp.toCharArray(config->ssid, temp.length() + 1, 0);
temp = server.arg("ssidPassword");
config->ssidPassword = new char[temp.length() + 1];
temp.toCharArray(config->ssidPassword, temp.length() + 1, 0);
config->meterType = (byte)server.arg("meterType").toInt();
temp = server.arg("mqtt");
config->mqtt = new char[temp.length() + 1];
temp.toCharArray(config->mqtt, temp.length() + 1, 0);
config->mqttPort = (int)server.arg("mqttPort").toInt();
temp = server.arg("mqttClientID");
config->mqttClientID = new char[temp.length() + 1];
temp.toCharArray(config->mqttClientID, temp.length() + 1, 0);
temp = server.arg("mqttPublishTopic");
config->mqttPublishTopic = new char[temp.length() + 1];
temp.toCharArray(config->mqttPublishTopic, temp.length() + 1, 0);
temp = server.arg("mqttSubscribeTopic");
config->mqttSubscribeTopic = new char[temp.length() + 1];
temp.toCharArray(config->mqttSubscribeTopic, temp.length() + 1, 0);
temp = server.arg("mqttUser");
config->mqttUser = new char[temp.length() + 1];
temp.toCharArray(config->mqttUser, temp.length() + 1, 0);
temp = server.arg("mqttPass");
config->mqttPass = new char[temp.length() + 1];
temp.toCharArray(config->mqttPass, temp.length() + 1, 0);
config->authSecurity = (byte)server.arg("authSecurity").toInt();
temp = server.arg("authUser");
config->authUser = new char[temp.length() + 1];
temp.toCharArray(config->authUser, temp.length() + 1, 0);
temp = server.arg("authPass");
config->authPass = new char[temp.length() + 1];
temp.toCharArray(config->authPass, temp.length() + 1, 0);
config->fuseSize = (int)server.arg("fuseSize").toInt();
println("Saving configuration now...");
if (debugger) config->print(debugger);
if (config->save())
{
println("Successfully saved. Will reboot now.");
String html = "<html><body><h1>Successfully Saved!</h1><h3>Device is restarting now...</h3><a href=\"/\">Go to index</a></form>";
server.send(200, "text/html", html);
yield();
delay(1000);
#if defined(ESP8266)
ESP.reset();
#elif defined(ESP32)
ESP.restart();
#endif
}
else
{
println("Error saving configuration");
String html = "<html><body><h1>Error saving configuration!</h1></form>";
server.send(500, "text/html", html);
}
}
size_t AmsWebServer::print(const char* text)
{
if (debugger) debugger->print(text);
}
size_t AmsWebServer::println(const char* text)
{
if (debugger) debugger->println(text);
}
size_t AmsWebServer::print(const Printable& data)
{
if (debugger) debugger->print(data);
}
size_t AmsWebServer::println(const Printable& data)
{
if (debugger) debugger->println(data);
}

61
src/AmsWebServer.h Normal file
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@@ -0,0 +1,61 @@
#ifndef _AMSWEBSERVER_h
#define _AMSWEBSERVER_h
#include <ArduinoJson.h>
#include "configuration.h"
#if defined(ARDUINO) && ARDUINO >= 100
#include "Arduino.h"
#else
#include "WProgram.h"
#endif
#if defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>
#elif defined(ESP32) // ARDUINO_ARCH_ESP32
#include <WiFi.h>
#include <WebServer.h>
#else
#warning "Unsupported board type"
#endif
class AmsWebServer {
public:
void setup(configuration* config, Stream* debugger);
void loop();
void setJson(StaticJsonDocument<500> json);
private:
configuration* config;
Stream* debugger;
StaticJsonDocument<500> json;
int maxPwr;
#if defined(ESP8266)
ESP8266WebServer server;
#elif defined(ESP32) // ARDUINO_ARCH_ESP32
WebServer server;
#endif
bool checkSecurity(byte level);
void indexHtml();
void configurationHtml();
void bootstrapCss();
void applicationCss();
void jqueryJs();
void gaugemeterJs();
void indexJs();
void dataJson();
void handleSave();
size_t print(const char* text);
size_t println(const char* text);
size_t print(const Printable& data);
size_t println(const Printable& data);
};
#endif

142
src/Base64.cpp Normal file
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@@ -0,0 +1,142 @@
/*
Copyright (C) 2016 Arturo Guadalupi. All right reserved.
This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*/
#include "Base64.h"
#include <Arduino.h>
#if (defined(__AVR__))
#include <avr\pgmspace.h>
#else
#include <pgmspace.h>
#endif
const char PROGMEM _Base64AlphabetTable[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"0123456789+/";
int Base64Class::encode(char *output, char *input, int inputLength) {
int i = 0, j = 0;
int encodedLength = 0;
unsigned char A3[3];
unsigned char A4[4];
while(inputLength--) {
A3[i++] = *(input++);
if(i == 3) {
fromA3ToA4(A4, A3);
for(i = 0; i < 4; i++) {
output[encodedLength++] = pgm_read_byte(&_Base64AlphabetTable[A4[i]]);
}
i = 0;
}
}
if(i) {
for(j = i; j < 3; j++) {
A3[j] = '\0';
}
fromA3ToA4(A4, A3);
for(j = 0; j < i + 1; j++) {
output[encodedLength++] = pgm_read_byte(&_Base64AlphabetTable[A4[j]]);
}
while((i++ < 3)) {
output[encodedLength++] = '=';
}
}
output[encodedLength] = '\0';
return encodedLength;
}
int Base64Class::decode(char * output, char * input, int inputLength) {
int i = 0, j = 0;
int decodedLength = 0;
unsigned char A3[3];
unsigned char A4[4];
while (inputLength--) {
if(*input == '=') {
break;
}
A4[i++] = *(input++);
if (i == 4) {
for (i = 0; i <4; i++) {
A4[i] = lookupTable(A4[i]);
}
fromA4ToA3(A3,A4);
for (i = 0; i < 3; i++) {
output[decodedLength++] = A3[i];
}
i = 0;
}
}
if (i) {
for (j = i; j < 4; j++) {
A4[j] = '\0';
}
for (j = 0; j <4; j++) {
A4[j] = lookupTable(A4[j]);
}
fromA4ToA3(A3,A4);
for (j = 0; j < i - 1; j++) {
output[decodedLength++] = A3[j];
}
}
output[decodedLength] = '\0';
return decodedLength;
}
int Base64Class::encodedLength(int plainLength) {
int n = plainLength;
return (n + 2 - ((n + 2) % 3)) / 3 * 4;
}
int Base64Class::decodedLength(char * input, int inputLength) {
int i = 0;
int numEq = 0;
for(i = inputLength - 1; input[i] == '='; i--) {
numEq++;
}
return ((6 * inputLength) / 8) - numEq;
}
//Private utility functions
inline void Base64Class::fromA3ToA4(unsigned char * A4, unsigned char * A3) {
A4[0] = (A3[0] & 0xfc) >> 2;
A4[1] = ((A3[0] & 0x03) << 4) + ((A3[1] & 0xf0) >> 4);
A4[2] = ((A3[1] & 0x0f) << 2) + ((A3[2] & 0xc0) >> 6);
A4[3] = (A3[2] & 0x3f);
}
inline void Base64Class::fromA4ToA3(unsigned char * A3, unsigned char * A4) {
A3[0] = (A4[0] << 2) + ((A4[1] & 0x30) >> 4);
A3[1] = ((A4[1] & 0xf) << 4) + ((A4[2] & 0x3c) >> 2);
A3[2] = ((A4[2] & 0x3) << 6) + A4[3];
}
inline unsigned char Base64Class::lookupTable(char c) {
if(c >='A' && c <='Z') return c - 'A';
if(c >='a' && c <='z') return c - 71;
if(c >='0' && c <='9') return c + 4;
if(c == '+') return 62;
if(c == '/') return 63;
return -1;
}
Base64Class Base64;

26
src/Base64.h Normal file
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/*
Copyright (C) 2016 Arturo Guadalupi. All right reserved.
This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*/
#ifndef _BASE64_H
#define _BASE64_H
class Base64Class{
public:
int encode(char *output, char *input, int inputLength);
int decode(char * output, char * input, int inputLength);
int encodedLength(int plainLength);
int decodedLength(char * input, int inputLength);
private:
inline void fromA3ToA4(unsigned char * A4, unsigned char * A3);
inline void fromA4ToA3(unsigned char * A3, unsigned char * A4);
inline unsigned char lookupTable(char c);
};
extern Base64Class Base64;
#endif // _BASE64_H

View File

@@ -13,7 +13,7 @@ const char CONFIGURATION_HTML[] PROGMEM = R"=="==(
<div class="d-flex align-items-center p-3 my-2 text-white-50 bg-purple rounded shadow">
<div class="lh-100">
<h6 class="mb-0 text-white lh-100">AMS reader - configuration</h6>
<small>v1.0.0</small>
<small>${version}</small>
</div>
</div>
<form method="post" action="/save">

View File

@@ -3,7 +3,7 @@ const char INDEX_HTML[] PROGMEM = R"=="==(
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>AMS reader - configuration</title>
<title>AMS reader</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<link rel="stylesheet" type="text/css" href="/css/bootstrap.css"/>
<link rel="stylesheet" type="text/css" href="/css/application.css"/>
@@ -14,8 +14,8 @@ const char INDEX_HTML[] PROGMEM = R"=="==(
<main role="main" class="container">
<div class="d-flex align-items-center p-3 my-2 text-white-50 bg-purple rounded shadow">
<div class="lh-100">
<h6 class="mb-0 text-white lh-100">AMS reader - configuration</h6>
<small>v1.0.0</small>
<h6 class="mb-0 text-white lh-100">AMS reader</h6>
<small>${version}</small>
</div>
</div>
<div class="my-3 p-3 bg-white rounded shadow">
@@ -32,28 +32,28 @@ const char INDEX_HTML[] PROGMEM = R"=="==(
data-animationstep="0"
data-animate_gauge_colors="1"
data-percent="55"
data-text="20.1"
data-percent="0"
data-text="-"
data-label="Consumption"
data-append="kW"
data-append="W"
></div>
</div>
</div>
<div class="col-md-4">
<div class="row">
<div id="P1" class="row" style="display: none;">
<div class="col-2">P1</div>
<div class="col-5 text-right">232.4V</div>
<div class="col-5 text-right">19.23A</div>
<div class="col-5 text-right"><span id="U1">-</span> V</div>
<div class="col-5 text-right"><span id="I1">-</span> A</div>
</div>
<div class="row">
<div id="P2" class="row" style="display: none;">
<div class="col-2">P2</div>
<div class="col-5 text-right">234.1V</div>
<div class="col-5 text-right">22.53A</div>
<div class="col-5 text-right"><span id="U2">-</span> V</div>
<div class="col-5 text-right"><span id="I2">-</span> A</div>
</div>
<div class="row">
<div id="P3" class="row" style="display: none;">
<div class="col-2">P3</div>
<div class="col-5 text-right">228.9V</div>
<div class="col-5 text-right">17.83A</div>
<div class="col-5 text-right"><span id="U3">-</span> V</div>
<div class="col-5 text-right"><span id="I3">-</span> A</div>
</div>
</div>
</div>

84
src/index_js.h Normal file
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@@ -0,0 +1,84 @@
const char INDEX_JS[] PROGMEM = R"=="==(
$(".GaugeMeter").gaugeMeter();
var wait = 500;
var nextrefresh = wait;
var fetch = function() {
$.ajax({
url: '/data.json',
dataType: 'json',
}).done(function(json) {
var el = $(".GaugeMeter");
var rate = 2500;
if(json.data) {
el.data('percent', json.pct);
if(json.data.P) {
var num = parseFloat(json.data.P);
if(num > 1000) {
num = num / 1000;
el.data('text', num.toFixed(1));
el.data('append','kW');
} else {
el.data('text', num);
el.data('append','W');
}
}
el.gaugeMeter();
for(var id in json.data) {
var str = json.data[id];
if(isNaN(str)) {
$('#'+id).html(str);
} else {
var num = parseFloat(str);
$('#'+id).html(num.toFixed(1));
}
}
if(json.data.U1 > 0) {
$('#P1').show();
}
if(json.data.U2 > 0) {
$('#P2').show();
}
if(json.data.U3 > 0) {
$('#P3').show();
}
if(json.meterType == 3) {
rate = 10000;
}
if(json.currentMillis && json.up) {
nextrefresh = rate - ((json.currentMillis - json.up) % rate) + wait;
} else {
nextrefresh = 2500;
}
} else {
el.data('percent', 0);
el.data('text', '-');
el.gaugeMeter();
$('#P1').hide();
$('#P2').hide();
$('#P3').hide();
nextrefresh = 2500;
}
if(!nextrefresh || nextrefresh < 500) {
nextrefresh = 2500;
}
setTimeout(fetch, nextrefresh);
}).fail(function() {
el.data('percent', 0);
el.data('text', '-');
el.gaugeMeter();
$('#P1').hide();
$('#P2').hide();
$('#P3').hide();
nextrefresh = 10000;
setTimeout(fetch, nextrefresh);
});
}
setTimeout(fetch, nextrefresh);
)=="==";