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Refactor/unify temp image handling

This commit is contained in:
Essem 2022-07-18 17:05:01 -05:00
parent 78003e498d
commit 36477ed253
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GPG Key ID: 7D497397CC3A2A8C
3 changed files with 70 additions and 84 deletions
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44
events/interactionCreate.js
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@ -1,9 +1,9 @@
import { promises } from "fs";
import database from "../utils/database.js";
import * as logger from "../utils/logger.js";
import { commands } from "../utils/collections.js";
import { CommandInteraction } from "eris";
import { clean } from "../utils/misc.js";
import { upload } from "../utils/tempimages.js";
// run when a slash command is executed
export default async (client, cluster, worker, ipc, interaction) => {
@ -39,47 +39,7 @@ export default async (client, cluster, worker, ipc, interaction) => {
}
if (result.file.length > fileSize) {
if (process.env.TEMPDIR && process.env.TEMPDIR !== "") {
const filename = `${Math.random().toString(36).substring(2, 15)}.${result.name.split(".")[1]}`;
await promises.writeFile(`${process.env.TEMPDIR}/${filename}`, result.file);
const imageURL = `${process.env.TMP_DOMAIN || "https://tmp.projectlounge.pw"}/${filename}`;
await interaction[interaction.acknowledged ? "editOriginalMessage" : "createMessage"]({
embeds: [{
color: 16711680,
title: "Here's your image!",
url: imageURL,
image: {
url: imageURL
},
footer: {
text: "The result image was more than 8MB in size, so it was uploaded to an external site instead."
},
}]
});
if (process.env.THRESHOLD) {
process.env.DIRSIZECACHE += result.file.length;
if (process.env.DIRSIZECACHE > process.env.THRESHOLD) {
const files = (await promises.readdir(process.env.TEMPDIR)).map((file) => {
return promises.stat(`${process.env.TEMPDIR}/${file}`).then((stats) => {
return {
name: file,
size: stats.size,
ctime: stats.ctime
};
});
});
const resolvedFiles = await Promise.all(files);
process.env.DIRSIZECACHE = resolvedFiles.reduce((a, b)=>{
return a + b.size;
}, 0);
const oldestFiles = resolvedFiles.sort((a, b) => a.ctime - b.ctime);
while (process.env.DIRSIZECACHE > process.env.THRESHOLD) {
await promises.rm(`${process.env.TEMPDIR}/${oldestFiles[0].name}`);
process.env.DIRSIZECACHE -= oldestFiles[0].size;
logger.log(`Removed oldest image file: ${oldestFiles[0].name}`);
oldestFiles.shift();
}
}
}
await upload(client, result, interaction, true);
} else {
await interaction[interaction.acknowledged ? "editOriginalMessage" : "createMessage"]("The resulting image was more than 8MB in size, so I can't upload it.");
}

44
events/messageCreate.js
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@ -1,9 +1,9 @@
import { promises } from "fs";
import database from "../utils/database.js";
import { log, error as _error } from "../utils/logger.js";
import { prefixCache, aliases, disabledCache, disabledCmdCache, commands } from "../utils/collections.js";
import parseCommand from "../utils/parseCommand.js";
import { clean } from "../utils/misc.js";
import { upload } from "../utils/tempimages.js";
// run when someone sends a message
export default async (client, cluster, worker, ipc, message) => {
@ -129,47 +129,7 @@ export default async (client, cluster, worker, ipc, message) => {
}
if (result.file.length > fileSize) {
if (process.env.TEMPDIR && process.env.TEMPDIR !== "") {
const filename = `${Math.random().toString(36).substring(2, 15)}.${result.name.split(".")[1]}`;
await promises.writeFile(`${process.env.TEMPDIR}/${filename}`, result.file);
const imageURL = `${process.env.TMP_DOMAIN || "https://tmp.projectlounge.pw"}/${filename}`;
await client.createMessage(message.channel.id, Object.assign({
embeds: [{
color: 16711680,
title: "Here's your image!",
url: imageURL,
image: {
url: imageURL
},
footer: {
text: "The result image was more than 8MB in size, so it was uploaded to an external site instead."
},
}]
}, reference));
if (process.env.THRESHOLD) {
process.env.DIRSIZECACHE += result.file.length;
if (process.env.DIRSIZECACHE > process.env.THRESHOLD) {
const files = (await promises.readdir(process.env.TEMPDIR)).map((file) => {
return promises.stat(`${process.env.TEMPDIR}/${file}`).then((stats) => {
return {
name: file,
size: stats.size,
ctime: stats.ctime
};
});
});
const resolvedFiles = await Promise.all(files);
process.env.DIRSIZECACHE = resolvedFiles.reduce((a, b)=>{
return a + b.size;
}, 0);
const oldestFiles = resolvedFiles.sort((a, b) => a.ctime - b.ctime);
while (process.env.DIRSIZECACHE > process.env.THRESHOLD) {
await promises.rm(`${process.env.TEMPDIR}/${oldestFiles[0].name}`);
process.env.DIRSIZECACHE -= oldestFiles[0].size;
log(`Removed oldest image file: ${oldestFiles[0].name}`);
oldestFiles.shift();
}
}
}
await upload(client, result, message);
} else {
await client.createMessage(message.channel.id, "The resulting image was more than 8MB in size, so I can't upload it.");
}

66
utils/tempimages.js Normal file
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@ -0,0 +1,66 @@
import * as logger from "../utils/logger.js";
import { readdir, lstat, rm, writeFile } from "fs/promises";
export async function upload(client, result, context, interaction = false) {
const filename = `${Math.random().toString(36).substring(2, 15)}.${result.name.split(".")[1]}`;
await writeFile(`${process.env.TEMPDIR}/${filename}`, result.file);
const imageURL = `${process.env.TMP_DOMAIN || "https://tmp.projectlounge.pw"}/${filename}`;
const payload = {
embeds: [{
color: 16711680,
title: "Here's your image!",
url: imageURL,
image: {
url: imageURL
},
footer: {
text: "The result image was more than 8MB in size, so it was uploaded to an external site instead."
},
}]
};
if (interaction) {
await context[context.acknowledged ? "editOriginalMessage" : "createMessage"](payload);
} else {
await client.createMessage(context.channel.id, Object.assign(payload, {
messageReference: {
channelID: context.channel.id,
messageID: context.id,
guildID: context.channel.guild ? context.channel.guild.id : undefined,
failIfNotExists: false
},
allowedMentions: {
repliedUser: false
}
}));
}
if (process.env.THRESHOLD) {
process.env.DIRSIZECACHE += result.file.length;
await removeOldImages();
}
}
export async function removeOldImages() {
if (process.env.DIRSIZECACHE > process.env.THRESHOLD) {
const files = (await readdir(process.env.TEMPDIR)).map((file) => {
return lstat(`${process.env.TEMPDIR}/${file}`).then((stats) => {
if (stats.isSymbolicLink()) return;
return {
name: file,
size: stats.size,
ctime: stats.ctime
};
});
}).filter(Boolean);
const resolvedFiles = await Promise.all(files);
process.env.DIRSIZECACHE = resolvedFiles.reduce((a, b)=>{
return a + b.size;
}, 0);
const oldestFiles = resolvedFiles.sort((a, b) => a.ctime - b.ctime);
while (process.env.DIRSIZECACHE > process.env.THRESHOLD) {
await rm(`${process.env.TEMPDIR}/${oldestFiles[0].name}`);
process.env.DIRSIZECACHE -= oldestFiles[0].size;
logger.log(`Removed oldest image file: ${oldestFiles[0].name}`);
oldestFiles.shift();
}
}
}