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fryakatkop
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Esp8266-Spiffs-ApWebseverPortal.ino
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341
Esp8266-Spiffs-ApWebseverPortal.ino
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/*
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modified by fryakatkop nov2015
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FSWebServer - Example WebServer with SPIFFS backend for esp8266
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Copyright (c) 2015 Hristo Gochkov. All rights reserved.
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This file is part of the ESP8266WebServer library for Arduino environment.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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upload the contents of the data folder with MkSPIFFS Tool ("ESP8266 Sketch Data Upload" in Tools menu in Arduino IDE)
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or you can upload the contents of a folder if you CD in that folder and run the following command:
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for file in `ls -A1`; do curl -F "file=@$PWD/$file" esp8266fs.local/edit; done
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access the sample web page at http://esp8266fs.local *edit* dns will catch all request and response with 302
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edit the page by going to http://esp8266fs.local/edit
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*/
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#include <ESP8266WiFi.h>
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#include <WiFiClient.h>
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#include <ESP8266WebServer.h>
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#include <ESP8266mDNS.h>
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#include <DNSServer.h>
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#include <FS.h>
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#define DBG_OUTPUT_PORT Serial
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const char *ssid = "ESP-test";
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const char *password = "";
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/* hostname for mDNS. Should work at least on windows. Try http://esp8266.local */
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const char *myHostname = "esp8266";
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const char *metaRefreshStr = "<head><meta http-equiv=\"refresh\" content=\"3; url=http://192.168.4.1/index.html\" /></head><body><p>redirecting...</p></body>";
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// DNS server
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const byte DNS_PORT = 53;
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DNSServer dnsServer;
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// LED Animations
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unsigned long previousMillis = 0;
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bool ledAniRider = 0;
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bool ledAniFlipper = 0;
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bool ledAniDir = 0;
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int ledAniPos = 0;
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int interval = 100; // ms
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/* Soft AP network parameters */
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IPAddress apIP(192, 168, 4, 1); // note: update metaRefreshStr string if ip change!
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IPAddress netMsk(255, 255, 255, 0);
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// Web server
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ESP8266WebServer server(80);
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// Gpios with LEDs
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byte ledIoNames[] = {5, 4, 13, 12, 14, 16 }; // GPIO 5&4 12&13 flipped on my board so dirty patch here 5<->4 12<->13
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//format bytes
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String formatBytes(size_t bytes){
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if (bytes < 1024){
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return String(bytes)+"B";
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} else if(bytes < (1024 * 1024)){
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return String(bytes/1024.0)+"KB";
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} else if(bytes < (1024 * 1024 * 1024)){
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return String(bytes/1024.0/1024.0)+"MB";
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} else {
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return String(bytes/1024.0/1024.0/1024.0)+"GB";
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}
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}
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String getContentType(String filename){
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if(server.hasArg("download")) return "application/octet-stream";
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else if(filename.endsWith(".htm")) return "text/html";
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else if(filename.endsWith(".html")) return "text/html";
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else if(filename.endsWith(".css")) return "text/css";
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else if(filename.endsWith(".js")) return "application/javascript";
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else if(filename.endsWith(".png")) return "image/png";
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else if(filename.endsWith(".gif")) return "image/gif";
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else if(filename.endsWith(".jpg")) return "image/jpeg";
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else if(filename.endsWith(".ico")) return "image/x-icon";
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else if(filename.endsWith(".xml")) return "text/xml";
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else if(filename.endsWith(".pdf")) return "application/x-pdf";
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else if(filename.endsWith(".zip")) return "application/x-zip";
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else if(filename.endsWith(".gz")) return "application/x-gzip";
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return "text/plain";
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}
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bool handleFileRead(String path){
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DBG_OUTPUT_PORT.println("handleFileRead: " + path);
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if(path.endsWith("/")) path += "index.html";
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String contentType = getContentType(path);
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String pathWithGz = path + ".gz";
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if(SPIFFS.exists(pathWithGz) || SPIFFS.exists(path)){
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if(SPIFFS.exists(pathWithGz))
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path += ".gz";
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File file = SPIFFS.open(path, "r");
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size_t sent = server.streamFile(file, contentType);
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file.close();
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return true;
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}
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return false;
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}
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void handleFileList() {
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if(!server.hasArg("dir")) {server.send(500, "text/plain", "BAD ARGS"); return;}
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String path = server.arg("dir");
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DBG_OUTPUT_PORT.println("handleFileList: " + path);
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Dir dir = SPIFFS.openDir(path);
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path = String();
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String output = "[";
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while(dir.next()){
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File entry = dir.openFile("r");
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if (output != "[") output += ',';
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bool isDir = false;
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output += "{\"type\":\"";
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output += (isDir)?"dir":"file";
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output += "\",\"name\":\"";
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output += String(entry.name()).substring(1);
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output += "\"}";
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entry.close();
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}
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output += "]";
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server.send(200, "text/json", output);
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}
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void handleLeds()
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{
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if(server.arg("LED") ) {
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int pin = server.arg("LED").toInt();
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bool onOFF = server.arg("state").toInt();
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digitalWrite(pin, onOFF);
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}
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String json = "{ \"leds\": [";
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for (int i = 0; i < sizeof(ledIoNames); i++)
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{
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bool state = digitalRead(ledIoNames[i]);
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json += "{ \"" + String(i) + "\": [";
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json += "\""+String(ledIoNames[i])+"\", ";
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json += "\""+String(state)+"\" ] }";
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if(!(i == sizeof(ledIoNames)-1))
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json += ",";
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}
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json += "] }";
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server.send(200, "text/json", json);
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json = String();
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}
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void clearAll() {
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//stop Animations
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ledAniRider = 0;
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ledAniFlipper = 0;
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ledAniPos = 0;
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ledAniDir = 0;
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// clear all leds
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for (int i = 0; i < sizeof(ledIoNames); i++) {
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digitalWrite(ledIoNames[i], LOW);
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}
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}
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void setup(void){
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DBG_OUTPUT_PORT.begin(115200);
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DBG_OUTPUT_PORT.print("\n");
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DBG_OUTPUT_PORT.setDebugOutput(true);
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SPIFFS.begin();
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{
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Dir dir = SPIFFS.openDir("/");
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while (dir.next()) {
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String fileName = dir.fileName();
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size_t fileSize = dir.fileSize();
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DBG_OUTPUT_PORT.printf("FS File: %s, size: %s\n", fileName.c_str(), formatBytes(fileSize).c_str());
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}
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DBG_OUTPUT_PORT.printf("\n");
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}
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// Setup LED pins
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for (int i = 0; i < sizeof(ledIoNames); i++) {
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pinMode(ledIoNames[i],OUTPUT);
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}
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//WIFI INIT
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DBG_OUTPUT_PORT.printf("Connecting to %s\n", ssid);
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WiFi.mode(WIFI_AP);
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WiFi.softAP(ssid, password);
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DBG_OUTPUT_PORT.println("");
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DBG_OUTPUT_PORT.print("Connected! IP address: ");
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DBG_OUTPUT_PORT.println ( WiFi.softAPIP() );
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/* Setup the DNS server redirecting all the domains to the apIP */
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dnsServer.setErrorReplyCode(DNSReplyCode::NoError);
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dnsServer.start(DNS_PORT, "*", apIP);
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// Setup MDNS responder
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if (!MDNS.begin(myHostname)) {
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Serial.println("Error setting up MDNS responder!");
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} else {
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Serial.println("mDNS responder started");
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// Add service to MDNS-SD
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MDNS.addService("http", "tcp", 80);
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}
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//SERVER INIT
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//list directory
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server.on("/listFiles", HTTP_GET, handleFileList);
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//called when the url is not defined here
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//use it to load content from SPIFFS
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server.onNotFound([](){
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if(!handleFileRead(server.uri()))
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server.send(302, "text/html", metaRefreshStr);
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});
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// handle led requests
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server.on("/leds", HTTP_GET, handleLeds);
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server.on("/clearAll", HTTP_GET, clearAll);
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server.on("/rider", HTTP_GET, [](){
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ledAniPos = 0;
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ledAniDir = 0;
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ledAniFlipper = 0;
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ledAniRider = 1;
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});
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server.on("/flipper", HTTP_GET, [](){
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ledAniPos = 0;
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ledAniDir = 0;
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ledAniRider = 0;
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ledAniFlipper = 1;
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});
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//get heap status, analog input value and all GPIO statuses in one json call
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server.on("/all", HTTP_GET, [](){
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String json = "{";
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json += "\"heap\":"+String(ESP.getFreeHeap());
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json += ", \"analog\":"+String(analogRead(A0));
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json += ", \"gpio\":"+String((uint32_t)(((GPI | GPO) & 0xFFFF) | ((GP16I & 0x01) << 16)));
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json += "}";
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server.send(200, "text/json", json);
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json = String();
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});
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server.begin();
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DBG_OUTPUT_PORT.println("HTTP server started");
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}
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void loop(void){
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//DNS
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dnsServer.processNextRequest();
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//HTTP
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server.handleClient();
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// LED Animation
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if(ledAniRider || ledAniFlipper)
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{
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unsigned long currentMillis = millis();
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if (currentMillis - previousMillis >= interval) {
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// save the last time you blinked the LED
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previousMillis = currentMillis;
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if(ledAniRider)
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{
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if(ledAniDir == 0)
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{
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if(ledAniPos < sizeof(ledIoNames))
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{
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digitalWrite(ledIoNames[ledAniPos], HIGH);
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digitalWrite(ledIoNames[ledAniPos -1], LOW);
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ledAniPos++;
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}
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else
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{
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ledAniDir = 1;
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digitalWrite(ledIoNames[ledAniPos], HIGH);
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digitalWrite(ledIoNames[ledAniPos +1], LOW);
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ledAniPos--;
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}
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}
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else
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{
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if(ledAniPos >= 0)
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{
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digitalWrite(ledIoNames[ledAniPos], HIGH);
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digitalWrite(ledIoNames[ledAniPos +1], LOW);
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ledAniPos--;
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}
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else
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{
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ledAniDir = 0;
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digitalWrite(ledIoNames[ledAniPos], HIGH);
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digitalWrite(ledIoNames[ledAniPos -1], LOW);
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ledAniPos++;
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}
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}
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}
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else if(ledAniFlipper)
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{
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if(ledAniDir == 0)
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{
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if(ledAniPos < sizeof(ledIoNames))
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{
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digitalWrite(ledIoNames[ledAniPos], HIGH);
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ledAniPos++;
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}
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else
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{
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ledAniDir = 1;
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digitalWrite(ledIoNames[ledAniPos], LOW);
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ledAniPos--;
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}
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}
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else
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{
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if(ledAniPos >= 0)
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{
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digitalWrite(ledIoNames[ledAniPos], LOW);
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ledAniPos--;
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}
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else
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{
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ledAniDir = 0;
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digitalWrite(ledIoNames[ledAniPos], HIGH);
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ledAniPos++;
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}
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}
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}
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}
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}
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}
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