Added extra pm2 and sigint handling

.env.example

@@ -30,6 +30,9 @@ OUTPUT=
 # Put temporary image dir here (make sure it's accessible via a web server), leave blank to disable
 TEMPDIR=
 
+# Set this to true if you're using PM2 to manage the bot
+PMTWO=false
+
 # Enable/disable Twitter bot (true/false)
 TWITTER=false
 # Put Twitter username here

app.js

@@ -44,6 +44,20 @@ async function init() {
   if (process.env.NODE_ENV === "production") {
     require("./utils/dbl.js");
   }
+
+  // handle ctrl+c and pm2 stop
+  process.on("SIGINT", () => {
+    logger.log("info", "SIGINT detected, shutting down...");
+    client.editStatus("dnd", {
+      name: "Restarting/shutting down..."
+    });
+    for (const command of commands) {
+      handler.unload(command);
+    }
+    client.disconnect();
+    require("./utils/database.js").end();
+    process.exit(0);
+  });
 }
 
 // launch the bot

commands/leak.js

@@ -6,7 +6,6 @@ exports.run = async (message) => {
   const image = await require("../utils/imagedetect.js")(message);
   if (image === undefined) return `${message.author.mention}, you need to provide an image to make a Super Smash Bros. leak meme!`;
   const buffer = await promisify(magick.leak)(image.path, image.type.toUpperCase(), image.delay ? (100 / image.delay.split("/")[0]) * image.delay.split("/")[1] : 0);
-  //const buffer = await gm(template).out("-background").out("white").out("-gravity").out("Center").out("(").out("-clone").out("0").out("(").out(image.path).out("-virtual-pixel").out("white").out("-resize").out("640x360!").rotate("white", 15).out(")").out("-geometry").out("+450-200").out("-composite").out(")").out("+swap").out("-composite").out("-alpha").out("remove").out("-alpha").out("off").bufferPromise(image.type, image.delay);
   return {
     file: buffer,
     name: `leak.${image.type}`

events/ready.js

@@ -12,6 +12,7 @@ const helpGenerator =
   process.env.OUTPUT !== "" ? require("../utils/help.js") : null;
 const twitter =
   process.env.TWITTER === "true" ? require("../utils/twitter.js") : null;
+const first = process.env.PMTWO === "true" ? process.env.NODE_APP_INSTANCE === "0" : true;
 let run = false;
 
 // run when ready
@@ -65,7 +66,7 @@ module.exports = async () => {
     }
   }
 
-  if (!run) {
+  if (!run && first) {
     const job = new cron.CronJob("0 0 * * 0", async () => {
       logger.log("Deleting stale guild entries in database...");
       const guildDB = await database.query("SELECT * FROM guilds");
@@ -100,7 +101,7 @@ module.exports = async () => {
   }
 
   // generate docs
-  if (helpGenerator) await helpGenerator(process.env.OUTPUT);
+  if (helpGenerator && first) await helpGenerator(process.env.OUTPUT);
 
   // set activity (a.k.a. the gamer code)
   (async function activityChanger() {
@@ -111,7 +112,7 @@ module.exports = async () => {
   })();
 
   // tweet stuff
-  if (twitter !== null && twitter.active === false) {
+  if (twitter !== null && twitter.active === false && first) {
     const blocks = await twitter.client.blocks.ids();
     const tweet = async () => {
       const tweetContent = await misc.getTweet(twitter.tweets);
@@ -158,6 +159,7 @@ module.exports = async () => {
     }
   }
 
+  if (process.env.PMTWO === "true") process.send("ready");
   logger.log(`Successfully started ${client.user.username}#${client.user.discriminator} with ${client.users.size} users in ${client.guilds.size} servers.`);
   run = true;
 };