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changes from glitch

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This commit is contained in:
Sharon Kennedy 2020-03-15 14:10:59 -04:00
parent 18c8524949
commit 7b2da6b351
3 changed files with 227 additions and 52 deletions
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8
package.json
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@ -4,14 +4,14 @@
"description": "Chatbot to manage interactions on OCRCC client chatbots",
"main": "dist/ocrcc-chatbot.js",
"scripts": {
"start": "nodemon -r dotenv/config --exec babel-node src/index.js"
"develop": "nodemon --exec babel-node src/index.js",
"build": "babel src -d dist",
"start": "yarn build && node dist/index.js"
},
"author": "",
"license": "ISC",
"dependencies": {
"dotenv": "^8.2.0",
"matrix-bot-sdk": "^0.5.0",
"matrix-js-sdk": "^5.0.0",
"matrix-js-sdk": "^5.0.1",
"node-localstorage": "^2.1.5",
"olm": "https://packages.matrix.org/npm/olm/olm-3.1.4.tgz",
"uuidv4": "^6.0.2",

243
src/index.js
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@ -10,15 +10,18 @@ import * as matrix from "matrix-js-sdk";
import logger from "./logger";
const ENCRYPTION_CONFIG = { algorithm: "m.megolm.v1.aes-sha2" };
const KICK_REASON = "A facilitator has already joined this chat.";
const BOT_ERROR_MESSAGE =
"Something went wrong on our end, please restart the chat and try again.";
const MAX_RETRIES = 3;
class OcrccBot {
constructor() {
this.awaitingAgreement = {};
this.awaitingFacilitator = {};
this.client = matrix.createClient(process.env.MATRIX_SERVER_URL);
this.joinedRooms = [];
this.activeChatrooms = {};
}
createLocalStorage() {
@ -32,13 +35,7 @@ class OcrccBot {
}
sendMessage(roomId, msgText) {
return this.client
.sendTextMessage(roomId, msgText)
.then(res => {
logger.log("info", "Message sent");
logger.log("info", res);
})
.catch(err => {
return this.client.sendTextMessage(roomId, msgText).catch(err => {
switch (err["name"]) {
case "UnknownDeviceError":
Object.keys(err.devices).forEach(userId => {
@ -49,8 +46,72 @@ class OcrccBot {
return this.sendMessage(roomId, msgText);
break;
default:
logger.log("error", "Error sending message");
logger.log("error", err);
logger.log("error", `ERROR SENDING MESSAGE: ${err}`);
this.handleBotCrash(roomId, err);
break;
}
});
}
inviteUserToRoom(client, roomId, member, retries = 0) {
logger.log("info", "INVITING MEMBER: " + member);
if (retries > MAX_RETRIES) {
this.handleBotCrash(roomId, "Rate limit exceeded for bot account");
return logger.log(
"error",
`RATE LIMIT EXCEEDED AND RETRY LIMIT EXCEEDED`
);
}
return client.invite(roomId, member).catch(err => {
switch (err["name"]) {
case "M_LIMIT_EXCEEDED":
logger.log("info", "Rate limit exceeded, retrying.");
const retryCount = retries + 1;
const delay = retryCount * 2 * 1000;
return setTimeout(
this.inviteUserToRoom,
delay,
client,
roomId,
member,
retryCount
);
break;
default:
logger.log("error", `ERROR INVITING MEMBER: ${err}`);
this.handleBotCrash(roomId, err);
break;
}
});
}
kickUserFromRoom(client, roomId, member, retries = 0) {
logger.log("info", "KICKING OUT MEMBER: " + member);
if (retries > MAX_RETRIES) {
this.handleBotCrash(roomId, "Rate limit exceeded for bot account.");
return logger.log(
"error",
`RATE LIMIT EXCEEDED AND RETRY LIMIT EXCEEDED`
);
}
return client.kick(roomId, member, KICK_REASON).catch(err => {
switch (err["name"]) {
case "M_LIMIT_EXCEEDED":
logger.log("info", "Rate limit exceeded, retrying.");
const retryCount = retries + 1;
const delay = retryCount * 2 * 1000;
return setTimeout(
this.kickUserFromRoom,
delay,
client,
roomId,
member,
retryCount
);
break;
default:
this.handleBotCrash(roomId, err);
logger.log("error", `ERROR KICKING OUT MEMBER: ${err}`);
break;
}
});
@ -66,9 +127,8 @@ class OcrccBot {
Object.keys(members["joined"]).forEach(member => {
const user = this.client.getUser(member);
if (user.presence === "online" && member !== process.env.BOT_USERID) {
logger.log("info", "INVITING MEMBER: " + member);
chatOffline = false;
this.client.invite(roomId, member);
this.inviteUserToRoom(this.client, roomId, member);
}
});
})
@ -78,8 +138,8 @@ class OcrccBot {
}
})
.catch(err => {
logger.log("error", "ERROR GETTING ROOM MEMBERS");
logger.log("error", err);
this.handleBotCrash(roomId, err);
logger.log("error", `ERROR GETTING ROOM MEMBERS: ${err}`);
});
}
@ -93,20 +153,49 @@ class OcrccBot {
const facilitatorsIds = Object.keys(allFacilitators["joined"]);
facilitatorsIds.forEach(f => {
if (!membersIds.includes(f)) {
logger.log("info", "kicking out " + f + " from " + roomId);
this.client
.kick(roomId, f, "A facilitator has already joined this chat.")
.then(() => {
logger.log("info", "Kick success");
})
.catch(err => {
logger.log("error", err);
});
this.kickUserFromRoom(this.client, roomId, f);
}
});
});
})
.catch(err => logger.log("error", err));
.catch(err => {
this.handleBotCrash(roomId, err);
logger.log("error", err);
});
}
handleBotCrash(roomId, error) {
if (roomId) {
this.sendMessage(roomId, BOT_ERROR_MESSAGE);
}
this.sendMessage(
process.env.FACILITATOR_ROOM_ID,
`The Help Bot ran into an error: ${error}. Please verify that the chat service is working.`
);
}
writeToTranscript(event) {
try {
const sender = event.getSender();
const roomId = event.getRoomId();
const content = event.getContent();
const date = event.getDate();
const time = date.toLocaleTimeString("en-GB", {
timeZone: "America/New_York"
});
const filepath = this.activeChatrooms[roomId].transcriptFile;
if (!content) {
return;
}
const message = `${sender} [${time}]: ${content.body}\n`;
fs.appendFileSync(filepath, message, "utf8");
} catch (err) {
logger.log("error", `ERROR APPENDING TO TRANSCRIPT FILE: ${err}`);
}
}
start() {
@ -135,13 +224,36 @@ class OcrccBot {
this.client = matrix.createClient(opts);
})
.catch(err => {
logger.log("error", `Login error: ${err}`);
})
.then(() =>
this.client.initCrypto().catch(err => {
logger.log("error", `ERROR STARTING CRYPTO: ${err}`);
logger.log("error", `ERROR WITH LOGIN: ${err}`);
})
.then(() => {
this.client.getDevices().then(data => {
const currentDeviceId = this.client.getDeviceId();
const allDeviceIds = data.devices.map(d => d.device_id);
const oldDevices = allDeviceIds.filter(id => id !== currentDeviceId);
logger.log("info", `DELETING OLD DEVICES: ${oldDevices}`);
this.client.deleteMultipleDevices(oldDevices).catch(err => {
const auth = {
session: err.data.session,
type: "m.login.password",
user: process.env.BOT_USERID,
identifier: { type: "m.id.user", user: process.env.BOT_USERID },
password: process.env.BOT_PASSWORD
};
this.client
.deleteMultipleDevices(oldDevices, auth)
.then(() => logger.log("info", "DELETED OLD DEVICES"))
.catch(err =>
logger.log(
"error",
`ERROR DELETING OLD DEVICES: ${JSON.stringify(err.data)}`
)
);
});
});
})
.then(() => this.client.initCrypto())
.catch(err => logger.log("error", `ERROR STARTING CRYPTO: ${err}`))
.then(() =>
this.client.getJoinedRooms().then(data => {
this.joinedRooms = data["joined_rooms"];
@ -163,17 +275,22 @@ class OcrccBot {
process.env.FACILITATOR_ROOM_ID,
`A support seeker requested a chat (Room ID: ${member.roomId})`
);
this.client.setRoomEncryption(member.roomId, ENCRYPTION_CONFIG);
})
.then(() => this.inviteFacilitators(member.roomId));
.then(() => this.inviteFacilitators(member.roomId))
.catch(err => {
logger.log("error", err);
});
}
// When the first facilitator joins a support session, uninvite the other facilitators
// When a facilitator joins a support session, revoke the other invitations
if (
member.membership === "join" &&
member.userId !== process.env.BOT_USERID &&
this.awaitingFacilitator[member.roomId]
) {
this.activeChatrooms[member.roomId] = {
facilitator: member.userId
};
this.sendMessage(
member.roomId,
`${member.name} has joined the chat.`
@ -183,10 +300,68 @@ class OcrccBot {
`${member.name} joined the chat (Room ID: ${member.roomId})`
);
this.uninviteFacilitators(member.roomId);
if (process.env.CAPTURE_TRANSCRIPTS) {
const currentDate = new Date();
const dateOpts = {
year: "numeric",
month: "short",
day: "numeric"
};
const chatDate = currentDate.toLocaleDateString(
"en-GB",
dateOpts
);
const chatTime = currentDate.toLocaleTimeString("en-GB", {
timeZone: "America/New_York"
});
const filename = `${chatDate} - ${chatTime} - ${member.roomId}.txt`;
const filepath = path.resolve(path.join("transcripts", filename));
this.activeChatrooms[member.roomId].transcriptFile = filepath;
}
}
if (
member.membership === "leave" &&
member.userId !== process.env.BOT_USERID &&
this.activeChatrooms[member.roomId] &&
member.userId === this.activeChatrooms[member.roomId].facilitator
) {
this.sendMessage(
member.roomId,
`${member.name} has left the chat.`
);
}
});
if (process.env.CAPTURE_TRANSCRIPTS) {
// encrypted messages
this.client.on("Event.decrypted", (event, err) => {
if (err) {
return logger.log("error", `ERROR DECRYPTING EVENT: ${err}`);
}
if (event.getType() === "m.room.message") {
this.writeToTranscript(event);
}
});
// unencrypted messages
this.client.on("Room.timeline", (event, room, toStartOfTimeline) => {
if (
event.getType() === "m.room.message" &&
!this.client.isCryptoEnabled()
) {
if (event.isEncrypted()) {
return;
}
this.writeToTranscript(event);
}
});
}
})
.finally(() => this.client.startClient());
.then(() => this.client.startClient({ initialSyncLimit: 0 }))
.catch(err => {
this.handleBotCrash(undefined, err);
logger.log("error", `ERROR INITIALIZING CLIENT: ${err}`);
});
}
}

0
transcripts/.keep Normal file
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