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https://github.com/Lomanic/presence-button
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Send message to Matrix room at startup
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parent
95d8a161a7
commit
879f1d8a88
106
main.ino
106
main.ino
@ -9,12 +9,94 @@
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#include <ArduinoJson.h> //https://github.com/bblanchon/ArduinoJson
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#include <ESP8266HTTPClient.h> // for https://github.com/matt-williams/matrix-esp8266/blob/master/matrix-esp8266.ino
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HTTPClient http;
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String accessToken;
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String lastMessageToken;
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String createLoginBody(String user, String password) {
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String buffer;
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StaticJsonDocument<1000> jsonBuffer;
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//JsonObject& root = jsonBuffer.createObject();
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jsonBuffer["type"] = "m.login.password";
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jsonBuffer["user"] = user;
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jsonBuffer["password"] = password;
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jsonBuffer["identifier"]["type"] = "m.id.user";
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jsonBuffer["identifier"]["user"] = user;
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serializeJson(jsonBuffer, buffer);
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return buffer;
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}
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String createMessageBody(String message) {
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String buffer;
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StaticJsonDocument<1000> jsonBuffer;
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jsonBuffer["msgtype"] = "m.text";
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jsonBuffer["body"] = message;
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serializeJson(jsonBuffer, buffer);
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return buffer;
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}
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bool login(String user, String password) {
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bool success = false;
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String buffer;
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buffer = createLoginBody(user, password);
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String url = "http://corsanywhere.glitch.me/https://matrix.fuz.re/_matrix/client/r0/login";
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// Serial.printf("POST %s\n", url.c_str());
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http.begin(url);
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http.addHeader("Content-Type", "application/json");
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int rc = http.POST(buffer);
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Serial.printf("buffer %s\n", buffer.c_str());
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if (rc > 0) {
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Serial.printf("Login return code %d\n", rc);
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if (rc == HTTP_CODE_OK) {
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String body = http.getString();
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StaticJsonDocument<1000> jsonBuffer;
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deserializeJson(jsonBuffer, body);
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String myAccessToken = jsonBuffer["access_token"];
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accessToken = String(myAccessToken.c_str());
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Serial.println(accessToken);
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success = true;
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}
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} else {
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Serial.printf("Error: %s\n", http.errorToString(rc).c_str());
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}
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return success;
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}
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bool sendMessage(String roomId, String message) {
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bool success = false;
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String buffer;
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buffer = createMessageBody(message);
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String url = "http://corsanywhere.glitch.me/https://matrix.fuz.re/_matrix/client/r0/rooms/" + roomId + "/send/m.room.message/" + String(millis()) + "?access_token=" + accessToken + "&limit=1";
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Serial.printf("PUT %s\n", url.c_str());
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http.begin(url);
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int rc = http.sendRequest("PUT", buffer);
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if (rc > 0) {
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// Serial.printf("%d\n", rc);
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if (rc == HTTP_CODE_OK) {
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success = true;
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}
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} else {
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Serial.printf("Error: %s\n", http.errorToString(rc).c_str());
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}
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return success;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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//for LED status
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#include <Ticker.h>
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Ticker ticker;
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const byte LED_PIN = 13;
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const byte LED_PIN = 2; // 13 for Sonoff S20, 2 for NodeMCU/ESP12 internal LED
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const byte BUTTON_PIN = 0;
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void tick()
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@ -39,7 +121,7 @@ void configModeCallback (WiFiManager *myWiFiManager) {
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char matrixUsername[50];
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char matrixPassword[50];
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char matrixRoom[200] = "!ppCFWxNWJeGbyoNZVw:matrix.fuz.re"; // #entropy:matrix.fuz.re
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char matrixMessage[500] = "Test";
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char matrixMessage[500] = "Test from esp8266";
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//flag for saving data
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bool shouldSaveConfig = false;
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@ -66,6 +148,16 @@ void setup() {
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//clean FS, for testing
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//SPIFFS.format();
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//show SPIFFS info for debug
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//FSInfo fs_info;
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//SPIFFS.info(fs_info);
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//Serial.printf("SPIFFS: totalBytes: %u\n", fs_info.totalBytes);
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//Serial.printf("SPIFFS: usedBytes : %u\n", fs_info.usedBytes);
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//Serial.printf("SPIFFS: blockSize : %u\n", fs_info.blockSize);
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//Serial.printf("SPIFFS: pageSize : %u\n", fs_info.pageSize);
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//Serial.printf("SPIFFS: maxOpenFiles: %u\n", fs_info.maxOpenFiles);
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//Serial.printf("SPIFFS: maxPathLength : %u\n", fs_info.maxPathLength);
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//read configuration from FS json
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Serial.println(F("mounting FS..."));
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@ -83,7 +175,7 @@ void setup() {
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std::unique_ptr<char[]> buf(new char[size]);
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configFile.readBytes(buf.get(), size);
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StaticJsonDocument<800> jsonBuffer;
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StaticJsonDocument<1000> jsonBuffer;
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auto error = deserializeJson(jsonBuffer, buf.get());
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if (error) {
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Serial.print(F("deserializeJson() failed with code "));
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@ -178,7 +270,7 @@ void setup() {
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//save the custom parameters to FS
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if (shouldSaveConfig) {
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Serial.println(F("saving config"));
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StaticJsonDocument<800> jsonBuffer;
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StaticJsonDocument<1000> jsonBuffer;
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jsonBuffer["matrixUsername"] = matrixUsername;
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jsonBuffer["matrixPassword"] = matrixPassword;
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jsonBuffer["matrixRoom"] = matrixRoom;
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@ -199,6 +291,12 @@ void setup() {
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Serial.println(F("local ip:"));
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Serial.println(WiFi.localIP());
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http.setReuse(true);
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if (login(matrixUsername, matrixPassword)) {
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Serial.println(F("Sucessfully athenticated"));
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sendMessage(matrixRoom, matrixMessage);
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}
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}
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bool button_state = 0;
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