267 lines
10 KiB
C++
267 lines
10 KiB
C++
/*********************************************************************************
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* MIT License
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*
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* Copyright (c) 2022 Gregg E. Berman
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*
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* https://github.com/HomeSpan/HomeSpan
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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********************************************************************************/
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////////////////////////////////////////////////////////////
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// //
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// HomeSpan: A HomeKit implementation for the ESP32 //
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// ------------------------------------------------ //
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// //
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// Demonstrates how to implement a Web Server alongside //
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// of HomeSpan to create a Programmable Hub serving up to //
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// 16 Configurable Lights. //
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// //
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////////////////////////////////////////////////////////////
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#include "HomeSpan.h"
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#include "DEV_LED.h"
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#include "DEV_Identify.h"
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#include <WebServer.h> // include WebServer library
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WebServer webServer(80); // create WebServer on port 80
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#define NLIGHTS 16 // maximum number of Lightbulb Accessories
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uint8_t pinList[]={0,4,5,12,14,15,16,17,18,19,22,23,25,26,27,32,33}; // list of allowed pins
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char lightNames[NLIGHTS][9]; // storage for default light names
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nvs_handle lightNVS; // handle for NVS storage
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struct { // structure to store pin numbers and dimmable flag
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uint8_t pin=0;
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uint8_t dimmable=0;
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} lightData[NLIGHTS];
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////////////////////////////////////////////////////////////
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void setup() {
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Serial.begin(115200);
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homeSpan.setLogLevel(1);
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homeSpan.setHostNameSuffix(""); // use null string for suffix (rather than the HomeSpan device ID)
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homeSpan.setPortNum(1201); // change port number for HomeSpan so we can use port 80 for the Web Server
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homeSpan.enableOTA(); // enable OTA updates
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homeSpan.setMaxConnections(5); // reduce max connection to 5 (default is 8) since WebServer and a connecting client will need 2, and OTA needs 1
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homeSpan.setWifiCallback(setupWeb); // need to start Web Server after WiFi is established
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homeSpan.enableWebLog(50,"pool.ntp.org","CST6CDT");
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homeSpan.begin(Category::Bridges,"HomeSpan Light Hub","homespanhub");
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for(int i=0;i<NLIGHTS;i++) // create default names for each light
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sprintf(lightNames[i],"Light-%02d",i+1);
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size_t len;
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nvs_open("LIGHTS",NVS_READWRITE,&lightNVS); // open LIGHTS NVS
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if(!nvs_get_blob(lightNVS,"LIGHTDATA",NULL,&len)) // if data found
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nvs_get_blob(lightNVS,"LIGHTDATA",&lightData,&len); // retrieve data
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// Create Bridge Accessory
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new SpanAccessory(1);
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new DEV_Identify("HomeSpan Hub","HomeSpan","LS-123","Light Server","1.0",3);
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new Service::HAPProtocolInformation();
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new Characteristic::Version("1.1.0");
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// Dynamically create a new Accessory for each Light defined
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for(int i=0;i<NLIGHTS;i++){
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if(lightData[i].pin>0){
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new SpanAccessory(i+2);
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new DEV_Identify(lightNames[i],"HomeSpan",lightNames[i],lightData[i].dimmable?"Dimmable":"Not Dimmable","1.0",0);
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new DEV_GenericLED(lightData[i].pin,lightData[i].dimmable);
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}
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}
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} // end of setup()
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//////////////////////////////////////
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void loop(){
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homeSpan.poll();
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webServer.handleClient(); // need to process webServer once each loop
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} // end of loop()
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//////////////////////////////////////
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void setupWeb(){
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Serial.print("Starting Light Server Hub...\n\n");
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webServer.begin();
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// Create web routines inline
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webServer.on("/addForm", []() {
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String content="<html><body><h3>Add New Light Accessory</h3>";
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content+="<form action='/addLight' method='get'>";
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content+="<label for='lightName'>Light Name:</label>";
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content+="<input type='text' id='lightName' name='lightName' maxlength='24' required>";
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content+="<p>Select Light Features:</p>";
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content+="<input type='radio' id='noColor' name='colorControl' value='0' checked>";
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content+="<label for='noColor'>No Color</label><br>";
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content+="<input type='radio' id='colorTemp' name='colorControl' value='1'>";
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content+="<label for='colorTemp'>Color Temperature Only</label><br>";
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content+="<input type='radio' id='fullColor' name='colorControl' value='2'>";
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content+="<label for='fullColor'>Full RGB Color</label><br><br>";
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content+="<input type='checkbox' id='isDimmable' name='isDimmable' value='4'>";
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content+="<label for='isDimmable'>Dimmable</label><br><br>";
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content+="<input type='submit' value='Add'>";
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content+="<button type='button' onclick=\"document.location='/'\">Cancel</button>";
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content+="</form>";
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content+="</body></html>";
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webServer.send(200, "text/html", content);
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});
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webServer.on("/addLight", []() {
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char lightName[32];
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uint8_t flags=0;
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String sColorControl("colorControl");
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String sIsDimmable("isDimmable");
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String sLightName("lightName");
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for(int i=0;i<webServer.args();i++){
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if(!webServer.argName(i).compareTo(sColorControl) || !webServer.argName(i).compareTo(sIsDimmable))
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flags+=webServer.arg(i).toInt();
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else if(!webServer.argName(i).compareTo(sLightName)){
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webServer.arg(i).toCharArray(lightName,sizeof(lightName)-1);
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}
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}
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Serial.printf("'%s' %d\n",lightName,flags);
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String content="<html><body><h3>Light Added!</h3>";
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content+="</body></html>";
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content+="<button type='button' onclick=\"document.location='/addForm'\">Add Another</button>";
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content+="<button type='button' onclick=\"document.location='/'\">Done</button>";
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content+="</body></html>";
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webServer.send(200, "text/html", content);
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});
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webServer.on("/", []() {
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String content = "<html><body><form action='/configure' method='POST'><b>HomeSpan Light Server Hub Configuration</b><br><br>";
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content += "Select pins and check box if dimmable:<br><br>";
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for(int i=0;i<NLIGHTS;i++){
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content += "<span style=\"color:";
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if(lightData[i].pin==0)
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content += "grey";
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else if(lightData[i].dimmable)
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content += "red";
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else
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content += "blue";
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content += ";\">";
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content += String(lightNames[i]) + ": ";
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content += "<select name='p" + String(i) + "'>";
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for(int j=0;j<sizeof(pinList);j++){
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content += "<option value='" + String(pinList[j]) + "'";
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if(lightData[i].pin==pinList[j])
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content += " selected";
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content += ">";
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if(j>0)
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content += "Pin " + String(pinList[j]);
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else
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content += "None";
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content += "</option>";
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}
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content += "</select> ";
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content += "<input type='checkbox' value='1'";
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if(lightData[i].dimmable)
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content += " checked";
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content += " name='t" + String(i) + "'></span><br>";
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}
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content += "<br><input type='reset'><input type='submit' value='Update'></form><br>";
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webServer.send(200, "text/html", content);
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});
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webServer.on("/configure", []() {
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for(int i=0;i<NLIGHTS;i++) // clear dimmable status since checkboxes only provide data if box is checked
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lightData[i].dimmable=0;
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for(int i=0;i<webServer.args();i++){
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switch(webServer.argName(i).charAt(0)){
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case 'p':
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lightData[webServer.argName(i).substring(1).toInt()].pin=webServer.arg(i).toInt();
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break;
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case 't':
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lightData[webServer.argName(i).substring(1).toInt()].dimmable=webServer.arg(i).toInt();
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break;
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}
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}
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String content = "<html><body>Settings Saved!<br><br>";
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for(int i=0;i<NLIGHTS;i++)
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if(lightData[i].pin)
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content += lightNames[i] + String(": Pin=") + String(lightData[i].pin) + String(lightData[i].dimmable?" Dimmable":"") + "<br>";
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else
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lightData[i].dimmable=0;
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content += "<br><button onclick=\"document.location='/'\">Return</button> ";
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content += "<button onclick=\"document.location='/reboot'\">Reboot</button>";
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nvs_set_blob(lightNVS,"LIGHTDATA",&lightData,sizeof(lightData)); // update data
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nvs_commit(lightNVS); // commit to NVS
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webServer.send(200, "text/html", content);
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});
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webServer.on("/reboot", []() {
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String content = "<html><body>Rebooting! Will return to configuration page in 10 seconds.<br><br>";
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content += "<meta http-equiv = \"refresh\" content = \"10; url = /\" />";
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webServer.send(200, "text/html", content);
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for(int j=0;j<sizeof(pinList);j++) // this seems to be needed to ensure all pins are disconnected from led PWM on reboot
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gpio_reset_pin((gpio_num_t)pinList[j]); // otherwise ESP32 seems to be retaining some info about pins connectivity?
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ESP.restart();
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});
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} // setupWeb
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