fuz/presence-button
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Code Issues Releases Wiki Activity

Send message to Matrix room at startup

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This commit is contained in:
Lomanic 2019-09-25 20:13:54 +00:00
parent 95d8a161a7
commit 879f1d8a88
1 changed files with 102 additions and 4 deletions
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106
main.ino
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@ -9,12 +9,94 @@
#include <ArduinoJson.h> //https://github.com/bblanchon/ArduinoJson
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#include <ESP8266HTTPClient.h> // for https://github.com/matt-williams/matrix-esp8266/blob/master/matrix-esp8266.ino
HTTPClient http;
String accessToken;
String lastMessageToken;
String createLoginBody(String user, String password) {
String buffer;
StaticJsonDocument<1000> jsonBuffer;
//JsonObject& root = jsonBuffer.createObject();
jsonBuffer["type"] = "m.login.password";
jsonBuffer["user"] = user;
jsonBuffer["password"] = password;
jsonBuffer["identifier"]["type"] = "m.id.user";
jsonBuffer["identifier"]["user"] = user;
serializeJson(jsonBuffer, buffer);
return buffer;
}
String createMessageBody(String message) {
String buffer;
StaticJsonDocument<1000> jsonBuffer;
jsonBuffer["msgtype"] = "m.text";
jsonBuffer["body"] = message;
serializeJson(jsonBuffer, buffer);
return buffer;
}
bool login(String user, String password) {
bool success = false;
String buffer;
buffer = createLoginBody(user, password);
String url = "http://corsanywhere.glitch.me/https://matrix.fuz.re/_matrix/client/r0/login";
// Serial.printf("POST %s\n", url.c_str());
http.begin(url);
http.addHeader("Content-Type", "application/json");
int rc = http.POST(buffer);
Serial.printf("buffer %s\n", buffer.c_str());
if (rc > 0) {
Serial.printf("Login return code %d\n", rc);
if (rc == HTTP_CODE_OK) {
String body = http.getString();
StaticJsonDocument<1000> jsonBuffer;
deserializeJson(jsonBuffer, body);
String myAccessToken = jsonBuffer["access_token"];
accessToken = String(myAccessToken.c_str());
Serial.println(accessToken);
success = true;
}
} else {
Serial.printf("Error: %s\n", http.errorToString(rc).c_str());
}
return success;
}
bool sendMessage(String roomId, String message) {
bool success = false;
String buffer;
buffer = createMessageBody(message);
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";
Serial.printf("PUT %s\n", url.c_str());
http.begin(url);
int rc = http.sendRequest("PUT", buffer);
if (rc > 0) {
// Serial.printf("%d\n", rc);
if (rc == HTTP_CODE_OK) {
success = true;
}
} else {
Serial.printf("Error: %s\n", http.errorToString(rc).c_str());
}
return success;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//for LED status
#include <Ticker.h>
Ticker ticker;
const byte LED_PIN = 13;
const byte LED_PIN = 2; // 13 for Sonoff S20, 2 for NodeMCU/ESP12 internal LED
const byte BUTTON_PIN = 0;
void tick()
@ -39,7 +121,7 @@ void configModeCallback (WiFiManager *myWiFiManager) {
char matrixUsername[50];
char matrixPassword[50];
char matrixRoom[200] = "!ppCFWxNWJeGbyoNZVw:matrix.fuz.re"; // #entropy:matrix.fuz.re
char matrixMessage[500] = "Test";
char matrixMessage[500] = "Test from esp8266";
//flag for saving data
bool shouldSaveConfig = false;
@ -66,6 +148,16 @@ void setup() {
//clean FS, for testing
//SPIFFS.format();
//show SPIFFS info for debug
//FSInfo fs_info;
//SPIFFS.info(fs_info);
//Serial.printf("SPIFFS: totalBytes: %u\n", fs_info.totalBytes);
//Serial.printf("SPIFFS: usedBytes : %u\n", fs_info.usedBytes);
//Serial.printf("SPIFFS: blockSize : %u\n", fs_info.blockSize);
//Serial.printf("SPIFFS: pageSize : %u\n", fs_info.pageSize);
//Serial.printf("SPIFFS: maxOpenFiles: %u\n", fs_info.maxOpenFiles);
//Serial.printf("SPIFFS: maxPathLength : %u\n", fs_info.maxPathLength);
//read configuration from FS json
Serial.println(F("mounting FS..."));
@ -83,7 +175,7 @@ void setup() {
std::unique_ptr<char[]> buf(new char[size]);
configFile.readBytes(buf.get(), size);
StaticJsonDocument<800> jsonBuffer;
StaticJsonDocument<1000> jsonBuffer;
auto error = deserializeJson(jsonBuffer, buf.get());
if (error) {
Serial.print(F("deserializeJson() failed with code "));
@ -178,7 +270,7 @@ void setup() {
//save the custom parameters to FS
if (shouldSaveConfig) {
Serial.println(F("saving config"));
StaticJsonDocument<800> jsonBuffer;
StaticJsonDocument<1000> jsonBuffer;
jsonBuffer["matrixUsername"] = matrixUsername;
jsonBuffer["matrixPassword"] = matrixPassword;
jsonBuffer["matrixRoom"] = matrixRoom;
@ -199,6 +291,12 @@ void setup() {
Serial.println(F("local ip:"));
Serial.println(WiFi.localIP());
http.setReuse(true);
if (login(matrixUsername, matrixPassword)) {
Serial.println(F("Sucessfully athenticated"));
sendMessage(matrixRoom, matrixMessage);
}
}
bool button_state = 0;