From bf2c3d04e28dbdb056ac8f4f16f6a6b9628d8559 Mon Sep 17 00:00:00 2001 From: Matt Jenkins Date: Tue, 12 May 2015 20:13:48 +0100 Subject: [PATCH] Added advanced web server demo --- .../AdvancedWebServer/AdvancedWebServer.ino | 147 ++++++++++++++++++ 1 file changed, 147 insertions(+) create mode 100644 libraries/ESP8266WebServer/examples/AdvancedWebServer/AdvancedWebServer.ino diff --git a/libraries/ESP8266WebServer/examples/AdvancedWebServer/AdvancedWebServer.ino b/libraries/ESP8266WebServer/examples/AdvancedWebServer/AdvancedWebServer.ino new file mode 100644 index 000000000..0ffdd7172 --- /dev/null +++ b/libraries/ESP8266WebServer/examples/AdvancedWebServer/AdvancedWebServer.ino @@ -0,0 +1,147 @@ +/* + * Copyright (c) 2015, Majenko Technologies + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or + * other materials provided with the distribution. + * + * * Neither the name of Majenko Technologies nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include + +const char *ssid = "YourSSIDHere"; +const char *password = "YourPSKHere"; +MDNSResponder mdns; + +ESP8266WebServer server ( 80 ); + +const int led = 13; + +void handleRoot() { + digitalWrite ( led, 1 ); + char temp[400]; + int sec = millis() / 1000; + int min = sec / 60; + int hr = min / 60; + + snprintf ( temp, 400, + +"\ + \ + \ + ESP8266 Demo\ + \ + \ + \ +

Hello from ESP8266!

\ +

Uptime: %02d:%02d:%02d

\ + \ + \ +", + + hr, min % 60, sec % 60 + ); + server.send ( 200, "text/html", temp ); + digitalWrite ( led, 0 ); +} + +void handleNotFound() { + digitalWrite ( led, 1 ); + String message = "File Not Found\n\n"; + message += "URI: "; + message += server.uri(); + message += "\nMethod: "; + message += ( server.method() == HTTP_GET ) ? "GET" : "POST"; + message += "\nArguments: "; + message += server.args(); + message += "\n"; + + for ( uint8_t i = 0; i < server.args(); i++ ) { + message += " " + server.argName ( i ) + ": " + server.arg ( i ) + "\n"; + } + + server.send ( 404, "text/plain", message ); + digitalWrite ( led, 0 ); +} + +void setup ( void ) { + pinMode ( led, OUTPUT ); + digitalWrite ( led, 0 ); + Serial.begin ( 115200 ); + WiFi.begin ( ssid, password ); + Serial.println ( "" ); + + // Wait for connection + while ( WiFi.status() != WL_CONNECTED ) { + delay ( 500 ); + Serial.print ( "." ); + } + + Serial.println ( "" ); + Serial.print ( "Connected to " ); + Serial.println ( ssid ); + Serial.print ( "IP address: " ); + Serial.println ( WiFi.localIP() ); + + if ( mdns.begin ( "esp8266", WiFi.localIP() ) ) { + Serial.println ( "MDNS responder started" ); + } + + server.on ( "/", handleRoot ); + server.on ( "/test.svg", drawGraph ); + server.on ( "/inline", []() { + server.send ( 200, "text/plain", "this works as well" ); + } ); + server.onNotFound ( handleNotFound ); + server.begin(); + Serial.println ( "HTTP server started" ); +} + +void loop ( void ) { + mdns.update(); + server.handleClient(); +} + +void drawGraph() { + String out = ""; + char temp[100]; + out += "\n"; + out += "\n"; + out += "\n"; + int y = rand() % 130; + for (int x = 10; x < 390; x+= 10) { + int y2 = rand() % 130; + sprintf(temp, "\n", x, 140 - y, x + 10, 140 - y2); + out += temp; + y = y2; + } + out += "\n\n"; + + server.send ( 200, "image/svg+xml", out); +}