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Web.cpp
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#include <WiFi.h>
#include <WebServer.h>
#include <LittleFS.h>
#include <Update.h>
#include "mbedtls/md.h"
#include "ConfigSettings.h"
#include "ConfigFile.h"
#include "Web.h"
#include "Utils.h"
#include "SSDP.h"
#include "Somfy.h"
#include "MQTT.h"
#include "GitOTA.h"
extern ConfigSettings settings;
extern SSDPClass SSDP;
extern rebootDelay_t rebootDelay;
extern SomfyShadeController somfy;
extern Web webServer;
extern MQTTClass mqtt;
extern GitUpdater git;
#define WEB_MAX_RESPONSE 16384
static char g_content[WEB_MAX_RESPONSE];
// General responses
static const char _response_404[] = "404: Service Not Found";
// Encodings
static const char _encoding_text[] = "text/plain";
static const char _encoding_html[] = "text/html";
static const char _encoding_json[] = "application/json";
WebServer apiServer(8081);
WebServer server(80);
void Web::startup() {
Serial.println("Launching web server...");
}
void Web::loop() {
server.handleClient();
delay(1);
apiServer.handleClient();
delay(1);
}
void Web::sendCORSHeaders(WebServer &server) {
//server.sendHeader(F("Connection"), F("Keep-Alive"));
//server.sendHeader(F("Keep-Alive"), F("timeout=5, max=1000"));
//server.sendHeader(F("Access-Control-Allow-Origin"), F("*"));
//server.sendHeader(F("Access-Control-Max-Age"), F("600"));
//server.sendHeader(F("Access-Control-Allow-Methods"), F("PUT,POST,GET,OPTIONS"));
//server.sendHeader(F("Access-Control-Allow-Headers"), F("*"));
}
void Web::sendCacheHeaders(uint32_t seconds) {
server.sendHeader(F("Cache-Control"), F("public, max-age=604800, immutable"));
}
void Web::end() {
//server.end();
}
bool Web::isAuthenticated(WebServer &server, bool cfg) {
Serial.println("Checking authentication");
if(settings.Security.type == security_types::None) return true;
else if(!cfg && (settings.Security.permissions & static_cast<uint8_t>(security_permissions::ConfigOnly)) == 0x01) return true;
else if(server.hasHeader("apikey")) {
// Api key was supplied.
Serial.println("Checking API Key...");
char token[65];
memset(token, 0x00, sizeof(token));
this->createAPIToken(server.client().remoteIP(), token);
// Compare the tokens.
if(String(token) != server.header("apikey")) return false;
server.sendHeader("apikey", token);
}
else {
// Send a 401
Serial.println("Not authenticated...");
server.send(401, "Unauthorized API Key");
return false;
}
return true;
}
bool Web::createAPIPinToken(const IPAddress ipAddress, const char *pin, char *token) {
return this->createAPIToken((String(pin) + ":" + ipAddress.toString()).c_str(), token);
}
bool Web::createAPIPasswordToken(const IPAddress ipAddress, const char *username, const char *password, char *token) {
return this->createAPIToken((String(username) + ":" + String(password) + ":" + ipAddress.toString()).c_str(), token);
}
bool Web::createAPIToken(const char *payload, char *token) {
byte hmacResult[32];
mbedtls_md_context_t ctx;
mbedtls_md_type_t md_type = MBEDTLS_MD_SHA256;
mbedtls_md_setup(&ctx, mbedtls_md_info_from_type(md_type), 1);
mbedtls_md_hmac_starts(&ctx, (const unsigned char *)settings.serverId, strlen(settings.serverId));
mbedtls_md_hmac_update(&ctx, (const unsigned char *)payload, strlen(payload));
mbedtls_md_hmac_finish(&ctx, hmacResult);
Serial.print("Hash: ");
token[0] = '\0';
for(int i = 0; i < sizeof(hmacResult); i++){
char str[3];
sprintf(str, "%02x", (int)hmacResult[i]);
strcat(token, str);
}
Serial.println(token);
return true;
}
bool Web::createAPIToken(const IPAddress ipAddress, char *token) {
String payload;
if(settings.Security.type == security_types::Password) createAPIPasswordToken(ipAddress, settings.Security.username, settings.Security.password, token);
else if(settings.Security.type == security_types::PinEntry) createAPIPinToken(ipAddress, settings.Security.pin, token);
else createAPIToken(ipAddress.toString().c_str(), token);
return true;
}
void Web::handleLogout(WebServer &server) {
Serial.println("Logging out of webserver");
server.sendHeader("Location", "/");
server.sendHeader("Cache-Control", "no-cache");
server.sendHeader("Set-Cookie", "ESPSOMFYID=0");
server.send(301);
}
void Web::handleLogin(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
StaticJsonDocument<256> doc;
JsonObject obj = doc.to<JsonObject>();
char token[65];
memset(&token, 0x00, sizeof(token));
this->createAPIToken(server.client().remoteIP(), token);
obj["type"] = static_cast<uint8_t>(settings.Security.type);
if(settings.Security.type == security_types::None) {
obj["apiKey"] = token;
obj["msg"] = "Success";
obj["success"] = true;
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
return;
}
Serial.println("Web logging in...");
char username[33] = "";
char password[33] = "";
char pin[5] = "";
memset(username, 0x00, sizeof(username));
memset(password, 0x00, sizeof(password));
memset(pin, 0x00, sizeof(pin));
if(server.hasArg("plain")) {
DynamicJsonDocument docin(512);
DeserializationError err = deserializeJson(docin, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
return;
}
else {
JsonObject objin = docin.as<JsonObject>();
if(objin.containsKey("username") && objin["username"]) strlcpy(username, objin["username"], sizeof(username));
if(objin.containsKey("password") && objin["password"]) strlcpy(password, objin["password"], sizeof(password));
if(objin.containsKey("pin") && objin["pin"]) strlcpy(pin, objin["pin"], sizeof(pin));
}
}
else {
if(server.hasArg("username")) strlcpy(username, server.arg("username").c_str(), sizeof(username));
if(server.hasArg("password")) strlcpy(password, server.arg("password").c_str(), sizeof(password));
if(server.hasArg("pin")) strlcpy(pin, server.arg("pin").c_str(), sizeof(pin));
}
// At this point we should have all the data we need to login.
if(settings.Security.type == security_types::PinEntry) {
Serial.print("Validating pin ");
Serial.println(pin);
if(strlen(pin) == 0 || strcmp(pin, settings.Security.pin) != 0) {
obj["success"] = false;
obj["msg"] = "Invalid Pin Entry";
}
else {
obj["success"] = true;
obj["msg"] = "Login successful";
obj["apiKey"] = token;
}
}
else if(settings.Security.type == security_types::Password) {
if(strlen(username) == 0 || strlen(password) == 0 || strcmp(username, settings.Security.username) != 0 || strcmp(password, settings.Security.password) != 0) {
obj["success"] = false;
obj["msg"] = "Invalid username or password";
}
else {
obj["success"] = true;
obj["msg"] = "Login successful";
obj["apiKey"] = token;
}
}
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
return;
}
void Web::handleStreamFile(WebServer &server, const char *filename, const char *encoding) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
// Load the index html page from the data directory.
Serial.print("Loading file ");
Serial.println(filename);
File file = LittleFS.open(filename, "r");
if (!file) {
Serial.print("Error opening");
Serial.println(filename);
server.send(500, _encoding_text, "Error opening file");
}
server.streamFile(file, encoding);
file.close();
}
void Web::handleController(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
if (method == HTTP_POST || method == HTTP_GET) {
DynamicJsonDocument doc(16384);
somfy.toJSON(doc);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
else server.send(404, _encoding_text, _response_404);
}
void Web::handleLoginContext(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
DynamicJsonDocument doc(512);
JsonObject obj = doc.to<JsonObject>();
obj["type"] = static_cast<uint8_t>(settings.Security.type);
obj["permissions"] = settings.Security.permissions;
obj["serverId"] = settings.serverId;
obj["version"] = settings.fwVersion.name;
obj["model"] = "ESPSomfyRTS";
obj["hostname"] = settings.hostname;
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
void Web::handleGetShades(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
if (method == HTTP_POST || method == HTTP_GET) {
DynamicJsonDocument doc(16384);
JsonArray arr = doc.to<JsonArray>();
somfy.toJSONShades(arr);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
else server.send(404, _encoding_text, _response_404);
}
void Web::handleGetGroups(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
if (method == HTTP_POST || method == HTTP_GET) {
DynamicJsonDocument doc(16384);
JsonArray arr = doc.to<JsonArray>();
somfy.toJSONGroups(arr);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
else server.send(404, _encoding_text, _response_404);
}
void Web::handleShadeCommand(WebServer& server) {
webServer.sendCORSHeaders(server);
if (server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
uint8_t shadeId = 255;
uint8_t target = 255;
int8_t repeat = -1;
somfy_commands command = somfy_commands::My;
if (method == HTTP_GET || method == HTTP_PUT || method == HTTP_POST) {
if (server.hasArg("shadeId")) {
shadeId = atoi(server.arg("shadeId").c_str());
if (server.hasArg("command")) command = translateSomfyCommand(server.arg("command"));
else if (server.hasArg("target")) target = atoi(server.arg("target").c_str());
if (server.hasArg("repeat")) repeat = atoi(server.arg("repeat").c_str());
}
else if (server.hasArg("plain")) {
Serial.println("Sending Shade Command");
DynamicJsonDocument doc(256);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
return;
}
else {
JsonObject obj = doc.as<JsonObject>();
if (obj.containsKey("shadeId")) shadeId = obj["shadeId"];
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No shade id was supplied.\"}"));
if (obj.containsKey("command")) {
String scmd = obj["command"];
command = translateSomfyCommand(scmd);
}
else if (obj.containsKey("target")) {
target = obj["target"].as<uint8_t>();
}
if (obj.containsKey("repeat")) repeat = obj["repeat"].as<uint8_t>();
}
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No shade object supplied.\"}"));
SomfyShade* shade = somfy.getShadeById(shadeId);
if (shade) {
Serial.print("Received:");
Serial.println(server.arg("plain"));
// Send the command to the shade.
if (target <= 100)
shade->moveToTarget(shade->transformPosition(target));
else if (repeat > 0)
shade->sendCommand(command, repeat);
else
shade->sendCommand(command);
DynamicJsonDocument sdoc(512);
JsonObject sobj = sdoc.to<JsonObject>();
shade->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Shade with the specified id not found.\"}"));
}
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid Http method\"}"));
}
void Web::handleRepeatCommand(WebServer& server) {
webServer.sendCORSHeaders(server);
HTTPMethod method = server.method();
if (method == HTTP_OPTIONS) { server.send(200, "OK"); return; }
uint8_t shadeId = 255;
uint8_t groupId = 255;
uint8_t target = 255;
int8_t repeat = -1;
somfy_commands command = somfy_commands::My;
if (method == HTTP_GET || method == HTTP_PUT || method == HTTP_POST) {
if(server.hasArg("shadeId")) shadeId = atoi(server.arg("shadeId").c_str());
else if(server.hasArg("groupId")) groupId = atoi(server.arg("groupId").c_str());
if(server.hasArg("command")) command = translateSomfyCommand(server.arg("command"));
if(server.hasArg("repeat")) repeat = atoi(server.arg("repeat").c_str());
if(shadeId == 255 && groupId == 255 && server.hasArg("plain")) {
DynamicJsonDocument doc(256);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
return;
}
else {
JsonObject obj = doc.as<JsonObject>();
if (obj.containsKey("shadeId")) shadeId = obj["shadeId"];
if(obj.containsKey("groupId")) groupId = obj["groupId"];
if (obj.containsKey("command")) {
String scmd = obj["command"];
command = translateSomfyCommand(scmd);
}
if (obj.containsKey("repeat")) repeat = obj["repeat"].as<uint8_t>();
}
}
DynamicJsonDocument sdoc(512);
JsonObject sobj = sdoc.to<JsonObject>();
if(shadeId != 255) {
SomfyShade *shade = somfy.getShadeById(shadeId);
if(!shade) {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Shade reference could not be found.\"}"));
return;
}
if(shade->shadeType == shade_types::garage1 && command == somfy_commands::Prog) command = somfy_commands::Toggle;
if(!shade->isLastCommand(command)) {
// We are going to send this as a new command.
shade->sendCommand(command, repeat >= 0 ? repeat : shade->repeats);
}
else {
shade->repeatFrame(repeat >= 0 ? repeat : shade->repeats);
}
shade->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else if(groupId != 255) {
SomfyGroup * group = somfy.getGroupById(groupId);
if(!group) {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Group reference could not be found.\"}"));
return;
}
if(!group->isLastCommand(command)) {
// We are going to send this as a new command.
group->sendCommand(command, repeat >= 0 ? repeat : group->repeats);
}
else
group->repeatFrame(repeat >= 0 ? repeat : group->repeats);
group->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid Http method\"}"));
}
}
void Web::handleGroupCommand(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
uint8_t groupId = 255;
int8_t repeat = -1;
somfy_commands command = somfy_commands::My;
if (method == HTTP_GET || method == HTTP_PUT || method == HTTP_POST) {
if (server.hasArg("groupId")) {
groupId = atoi(server.arg("groupId").c_str());
if (server.hasArg("command")) command = translateSomfyCommand(server.arg("command"));
if(server.hasArg("repeat")) repeat = atoi(server.arg("repeat").c_str());
}
else if (server.hasArg("plain")) {
Serial.println("Sending Group Command");
DynamicJsonDocument doc(256);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
return;
}
else {
JsonObject obj = doc.as<JsonObject>();
if (obj.containsKey("groupId")) groupId = obj["groupId"];
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No group id was supplied.\"}"));
if (obj.containsKey("command")) {
String scmd = obj["command"];
command = translateSomfyCommand(scmd);
}
if(obj.containsKey("repeat")) repeat = obj["repeat"].as<uint8_t>();
}
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No group object supplied.\"}"));
SomfyGroup * group = somfy.getGroupById(groupId);
if (group) {
Serial.print("Received:");
Serial.println(server.arg("plain"));
// Send the command to the group.
if(repeat > 0) group->sendCommand(command, repeat);
else group->sendCommand(command);
DynamicJsonDocument sdoc(512);
JsonObject sobj = sdoc.to<JsonObject>();
group->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Group with the specified id not found.\"}"));
}
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid Http method\"}"));
}
void Web::handleTiltCommand(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
uint8_t shadeId = 255;
uint8_t target = 255;
somfy_commands command = somfy_commands::My;
if (method == HTTP_GET || method == HTTP_PUT || method == HTTP_POST) {
if (server.hasArg("shadeId")) {
shadeId = atoi(server.arg("shadeId").c_str());
if (server.hasArg("command")) command = translateSomfyCommand(server.arg("command"));
else if(server.hasArg("target")) target = atoi(server.arg("target").c_str());
}
else if (server.hasArg("plain")) {
Serial.println("Sending Shade Tilt Command");
DynamicJsonDocument doc(256);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
return;
}
else {
JsonObject obj = doc.as<JsonObject>();
if (obj.containsKey("shadeId")) shadeId = obj["shadeId"];
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No shade id was supplied.\"}"));
if (obj.containsKey("command")) {
String scmd = obj["command"];
command = translateSomfyCommand(scmd);
}
else if(obj.containsKey("target")) {
target = obj["target"].as<uint8_t>();
}
}
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No shade object supplied.\"}"));
SomfyShade* shade = somfy.getShadeById(shadeId);
if (shade) {
Serial.print("Received:");
Serial.println(server.arg("plain"));
// Send the command to the shade.
if(target <= 100)
shade->moveToTiltTarget(shade->transformPosition(target));
else
shade->sendTiltCommand(command);
DynamicJsonDocument sdoc(512);
JsonObject sobj = sdoc.to<JsonObject>();
shade->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Shade with the specified id not found.\"}"));
}
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid Http method\"}"));
}
void Web::handleShade(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
if (method == HTTP_GET) {
if (server.hasArg("shadeId")) {
int shadeId = atoi(server.arg("shadeId").c_str());
SomfyShade* shade = somfy.getShadeById(shadeId);
if (shade) {
DynamicJsonDocument doc(2048);
JsonObject obj = doc.to<JsonObject>();
shade->toJSON(obj);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Shade Id not found.\"}"));
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"You must supply a valid shade id.\"}"));
}
}
else if (method == HTTP_PUT || method == HTTP_POST) {
// We are updating an existing shade.
if (server.hasArg("plain")) {
Serial.println("Updating a shade");
DynamicJsonDocument doc(512);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
}
else {
JsonObject obj = doc.as<JsonObject>();
if (obj.containsKey("shadeId")) {
SomfyShade* shade = somfy.getShadeById(obj["shadeId"]);
if (shade) {
uint8_t err = shade->fromJSON(obj);
if(err == 0) {
shade->save();
DynamicJsonDocument sdoc(2048);
JsonObject sobj = sdoc.to<JsonObject>();
shade->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else {
snprintf(g_content, sizeof(g_content), "{\"status\":\"DATA\",\"desc\":\"Data Error.\", \"code\":%d}", err);
server.send(500, _encoding_json, g_content);
}
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Shade Id not found.\"}"));
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No shade id was supplied.\"}"));
}
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No shade object supplied.\"}"));
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid Http method\"}"));
}
void Web::handleGroup(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = server.method();
if (method == HTTP_GET) {
if (server.hasArg("groupId")) {
int groupId = atoi(server.arg("groupId").c_str());
SomfyGroup* group = somfy.getGroupById(groupId);
if (group) {
DynamicJsonDocument doc(2048);
JsonObject obj = doc.to<JsonObject>();
group->toJSON(obj);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Group Id not found.\"}"));
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"You must supply a valid shade id.\"}"));
}
}
else if (method == HTTP_PUT || method == HTTP_POST) {
// We are updating an existing group.
if (server.hasArg("plain")) {
Serial.println("Updating a group");
DynamicJsonDocument doc(512);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
}
else {
JsonObject obj = doc.as<JsonObject>();
if (obj.containsKey("groupId")) {
SomfyGroup* group = somfy.getGroupById(obj["groupId"]);
if (group) {
group->fromJSON(obj);
group->save();
DynamicJsonDocument sdoc(2048);
JsonObject sobj = sdoc.to<JsonObject>();
group->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Group Id not found.\"}"));
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No group id was supplied.\"}"));
}
}
else server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"No group object supplied.\"}"));
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid Http method\"}"));
}
void Web::handleDiscovery(WebServer &server) {
HTTPMethod method = apiServer.method();
if (method == HTTP_POST || method == HTTP_GET) {
Serial.println("Discovery Requested");
DynamicJsonDocument doc(16384);
JsonObject obj = doc.to<JsonObject>();
obj["serverId"] = settings.serverId;
obj["version"] = settings.fwVersion.name;
obj["latest"] = git.latest.name;
obj["model"] = "ESPSomfyRTS";
obj["hostname"] = settings.hostname;
obj["authType"] = static_cast<uint8_t>(settings.Security.type);
obj["permissions"] = settings.Security.permissions;
JsonArray arrShades = obj.createNestedArray("shades");
somfy.toJSONShades(arrShades);
JsonArray arrGroups = obj.createNestedArray("groups");
somfy.toJSONGroups(arrGroups);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
}
else
server.send(500, _encoding_text, "Invalid http method");
}
void Web::handleBackup(WebServer &server, bool attach) {
webServer.sendCORSHeaders(server);
if(server.hasArg("attach")) attach = toBoolean(server.arg("attach").c_str(), attach);
if(attach) {
char filename[120];
Timestamp ts;
char * iso = ts.getISOTime();
// Replace the invalid characters as quickly as we can.
for(uint8_t i = 0; i < strlen(iso); i++) {
switch(iso[i]) {
case '.':
// Just trim off the ms.
iso[i] = '\0';
break;
case ':':
iso[i] = '_';
break;
}
}
snprintf(filename, sizeof(filename), "attachment; filename=\"ESPSomfyRTS %s.backup\"", iso);
Serial.println(filename);
server.sendHeader(F("Content-Disposition"), filename);
server.sendHeader(F("Access-Control-Expose-Headers"), F("Content-Disposition"));
}
Serial.println("Saving current shade information");
somfy.writeBackup();
File file = LittleFS.open("/controller.backup", "r");
if (!file) {
Serial.println("Error opening shades.cfg");
server.send(500, _encoding_text, "shades.cfg");
}
server.streamFile(file, _encoding_text);
file.close();
}
void Web::handleSetPositions(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = apiServer.method();
uint8_t shadeId = (server.hasArg("shadeId")) ? atoi(server.arg("shadeId").c_str()) : 255;
int8_t pos = (server.hasArg("position")) ? atoi(server.arg("position").c_str()) : -1;
int8_t tiltPos = (server.hasArg("tiltPosition")) ? atoi(server.arg("tiltPosition").c_str()) : -1;
if(server.hasArg("plain")) {
DynamicJsonDocument doc(512);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
}
else {
JsonObject obj = doc.as<JsonObject>();
if(obj.containsKey("shadeId")) shadeId = obj["shadeId"];
if(obj.containsKey("position")) pos = obj["position"];
if(obj.containsKey("tiltPosition")) tiltPos = obj["tiltPosition"];
}
}
if(shadeId != 255) {
SomfyShade *shade = somfy.getShadeById(shadeId);
if(shade) {
if(pos >= 0) shade->target = shade->currentPos = pos;
if(tiltPos >= 0 && shade->tiltType != tilt_types::none) shade->tiltTarget = shade->currentTiltPos = tiltPos;
shade->emitState();
DynamicJsonDocument sdoc(2048);
JsonObject sobj = sdoc.to<JsonObject>();
shade->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"An invalid shadeId was provided\"}"));
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"shadeId was not provided\"}"));
}
}
void Web::handleSetSensor(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
HTTPMethod method = apiServer.method();
uint8_t shadeId = (server.hasArg("shadeId")) ? atoi(server.arg("shadeId").c_str()) : 255;
uint8_t groupId = (server.hasArg("groupId")) ? atoi(server.arg("groupId").c_str()) : 255;
int8_t sunny = (server.hasArg("sunny")) ? toBoolean(server.arg("sunny").c_str(), false) ? 1 : 0 : -1;
int8_t windy = (server.hasArg("windy")) ? atoi(server.arg("windy").c_str()) : -1;
int8_t repeat = (server.hasArg("repeat")) ? atoi(server.arg("repeat").c_str()) : -1;
if(server.hasArg("plain")) {
DynamicJsonDocument doc(512);
DeserializationError err = deserializeJson(doc, server.arg("plain"));
if (err) {
switch (err.code()) {
case DeserializationError::InvalidInput:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Invalid JSON payload\"}"));
break;
case DeserializationError::NoMemory:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Out of memory parsing JSON\"}"));
break;
default:
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"General JSON Deserialization failed\"}"));
break;
}
}
else {
JsonObject obj = doc.as<JsonObject>();
if(obj.containsKey("shadeId")) shadeId = obj["shadeId"].as<uint8_t>();
if(obj.containsKey("groupId")) groupId = obj["groupId"].as<uint8_t>();
if(obj.containsKey("sunny")) {
if(obj["sunny"].is<bool>())
sunny = obj["sunny"].as<bool>() ? 1 : 0;
else
sunny = obj["sunny"].as<int8_t>();
}
if(obj.containsKey("windy")) {
if(obj["windy"].is<bool>())
windy = obj["windy"].as<bool>() ? 1 : 0;
else
windy = obj["windy"].as<int8_t>();
}
if(obj.containsKey("repeat")) repeat = obj["repeat"].as<uint8_t>();
}
}
if(shadeId != 255) {
SomfyShade *shade = somfy.getShadeById(shadeId);
if(shade) {
shade->sendSensorCommand(windy, sunny, repeat >= 0 ? (uint8_t)repeat : shade->repeats);
shade->emitState();
DynamicJsonDocument sdoc(2048);
JsonObject sobj = sdoc.to<JsonObject>();
shade->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"An invalid shadeId was provided\"}"));
}
else if(groupId != 255) {
SomfyGroup *group = somfy.getGroupById(groupId);
if(group) {
group->sendSensorCommand(windy, sunny, repeat >= 0 ? (uint8_t)repeat : group->repeats);
group->emitState();
DynamicJsonDocument sdoc(2048);
JsonObject sobj = sdoc.to<JsonObject>();
group->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"An invalid groupId was provided\"}"));
}
else {
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"shadeId was not provided\"}"));
}
}
void Web::handleDownloadFirmware(WebServer &server) {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
GitRepo repo;
GitRelease *rel = nullptr;
int8_t err = repo.getReleases();
Serial.println("downloadFirmware called...");
if(err == 0) {
if(server.hasArg("ver")) {
if(strcmp(server.arg("ver").c_str(), "latest") == 0) rel = &repo.releases[0];
else if(strcmp(server.arg("ver").c_str(), "main") == 0) {
rel = &repo.releases[GIT_MAX_RELEASES];
}
else {
for(uint8_t i = 0; i < GIT_MAX_RELEASES; i++) {
if(repo.releases[i].id == 0) continue;
if(strcmp(repo.releases[i].name, server.arg("ver").c_str()) == 0) {
rel = &repo.releases[i];
}
}
}
if(rel) {
DynamicJsonDocument sdoc(512);
JsonObject sobj = sdoc.to<JsonObject>();
rel->toJSON(sobj);
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
strcpy(git.targetRelease, rel->name);
git.status = GIT_AWAITING_UPDATE;
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Release not found in repo.\"}"));
}
else
server.send(500, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Release version not supplied.\"}"));
}
else {
server.send(err, _encoding_json, F("{\"status\":\"ERROR\",\"desc\":\"Error communicating with Github.\"}"));
}
}
void Web::handleNotFound(WebServer &server) {
HTTPMethod method = server.method();
Serial.printf("Request %s 404-%d ", server.uri().c_str(), method);
switch (method) {
case HTTP_POST:
Serial.print("POST ");
break;
case HTTP_GET:
Serial.print("GET ");
break;
case HTTP_PUT:
Serial.print("PUT ");
break;
case HTTP_OPTIONS:
Serial.println("OPTIONS ");
server.send(200, "OK");
return;
default:
Serial.print("[");
Serial.print(method);
Serial.print("]");
break;
}
snprintf(g_content, sizeof(g_content), "404 Service Not Found: %s", server.uri().c_str());
server.send(404, _encoding_text, g_content);
}
void Web::begin() {
Serial.println("Creating Web MicroServices...");
server.enableCORS(true);
const char *keys[1] = {"apikey"};
server.collectHeaders(keys, 1);
// API Server Handlers
apiServer.collectHeaders(keys, 1);
apiServer.enableCORS(true);
apiServer.on("/discovery", []() { webServer.handleDiscovery(apiServer); });
apiServer.on("/shades", []() { webServer.handleGetShades(apiServer); });
apiServer.on("/groups", []() { webServer.handleGetGroups(apiServer); });
apiServer.on("/login", []() { webServer.handleLogin(apiServer); });
apiServer.onNotFound([]() { webServer.handleNotFound(apiServer); });
apiServer.on("/controller", []() { webServer.handleController(apiServer); });
apiServer.on("/shadeCommand", []() { webServer.handleShadeCommand(apiServer); });
apiServer.on("/groupCommand", []() { webServer.handleGroupCommand(apiServer); });
apiServer.on("/tiltCommand", []() { webServer.handleTiltCommand(apiServer); });
apiServer.on("/repeatCommand", []() { webServer.handleRepeatCommand(apiServer); });
apiServer.on("/shade", HTTP_GET, [] () { webServer.handleShade(apiServer); });
apiServer.on("/group", HTTP_GET, [] () { webServer.handleGroup(apiServer); });
apiServer.on("/setPositions", []() { webServer.handleSetPositions(apiServer); });
apiServer.on("/setSensor", []() { webServer.handleSetSensor(apiServer); });
apiServer.on("/downloadFirmware", []() { webServer.handleDownloadFirmware(apiServer); });
apiServer.on("/backup", []() { webServer.handleBackup(apiServer); });
// Web Interface
server.on("/tiltCommand", []() { webServer.handleTiltCommand(server); });
server.on("/repeatCommand", []() { webServer.handleRepeatCommand(server); });
server.on("/shadeCommand", []() { webServer.handleShadeCommand(server); });
server.on("/groupCommand", []() { webServer.handleGroupCommand(server); });
server.on("/setPositions", []() { webServer.handleSetPositions(server); });
server.on("/setSensor", []() { webServer.handleSetSensor(server); });
server.on("/upnp.xml", []() { SSDP.schema(server.client()); });
server.on("/", []() { webServer.handleStreamFile(server, "/index.html", _encoding_html); });
server.on("/login", []() { webServer.handleLogin(server); });
server.on("/loginContext", []() { webServer.handleLoginContext(server); });
server.on("/shades.cfg", []() { webServer.handleStreamFile(server, "/shades.cfg", _encoding_text); });
server.on("/shades.tmp", []() { webServer.handleStreamFile(server, "/shades.tmp", _encoding_text); });
server.on("/getReleases", []() {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
GitRepo repo;
repo.getReleases();
git.setCurrentRelease(repo);
DynamicJsonDocument doc(2048);
JsonObject obj = doc.to<JsonObject>();
repo.toJSON(obj);
serializeJson(doc, g_content);
server.send(200, _encoding_json, g_content);
});
server.on("/downloadFirmware", []() { webServer.handleDownloadFirmware(server); });
server.on("/cancelFirmware", []() {
webServer.sendCORSHeaders(server);
if(server.method() == HTTP_OPTIONS) { server.send(200, "OK"); return; }
DynamicJsonDocument sdoc(512);
JsonObject sobj = sdoc.to<JsonObject>();
git.status = GIT_UPDATE_CANCELLING;
git.toJSON(sobj);
git.cancelled = true;
serializeJson(sdoc, g_content);
server.send(200, _encoding_json, g_content);
});
server.on("/backup", []() { webServer.handleBackup(server, true); });