mrmBot-Matrix/commands/caption.js

35 lines
No EOL
2 KiB
JavaScript

const gm = require("gm").subClass({
imageMagick: true
});
const gmToBuffer = require("../utils/gmbuffer.js");
//const upload = require("../utils/upload.js");
exports.run = async (message, args) => {
const image = await require("../utils/imagedetect.js")(message);
if (image === undefined) return `${message.author.mention}, you need to provide an image/GIF to add a caption!`;
if (args.length === 0) return `${message.author.mention}, you need to provide some text to add a caption!`;
const processMessage = await message.channel.createMessage("<a:processing:479351417102925854> Processing... This might take a while");
gm(image.path).size(async (error, size) => {
if (error) throw error;
const command = gm().out("-size", `${size.width}x`).background("white").fill("black").font("./assets/caption.otf", size.width / 10).gravity("Center").out(`caption:${args.join(" ")}`);
const output = await gmToBuffer(command, "png");
gm(output).size(async (error, size2) => {
if (error) throw error;
gm(output).gravity("Center").trim().out("+repage").extent(size.width, size2.height + (size.width / 10)).stream(async (error, output2) => {
if (error) throw error;
const command3 = gm(output2).out("-alpha", "set").background("none").out("(").out(image.path).out("-coalesce").out(")").colorspace("sRGB").out("-set", "page", "%[fx:u.w]x%[fx:u.h+v.h]+%[fx:t?(u.w-v.w)/2:0]+%[fx:t?u.h:0]").out("-coalesce").out("null:").out("-insert", 1).out("-layers", "composite").out("-layers", "optimize");
const outputFinal = await gmToBuffer(command3, image.outputType);
await processMessage.delete();
//return upload(message, outputFinal, `caption.${image.type}`);
return message.channel.createMessage("", {
file: outputFinal,
name: `caption.${image.outputType}`
});
});
});
});
};
exports.aliases = ["gifc", "gcaption", "ifcaption", "ifunnycaption"];
exports.category = 5;
exports.help = "Adds a caption to an image/GIF";