From dfa2a8e41479973cbc73644c2596e26e59624f84 Mon Sep 17 00:00:00 2001 From: loicbersier Date: Fri, 21 Feb 2020 01:34:16 +0100 Subject: [PATCH] demotivational poster generator --- commands/images/poster.js | 115 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 115 insertions(+) create mode 100644 commands/images/poster.js diff --git a/commands/images/poster.js b/commands/images/poster.js new file mode 100644 index 00000000..0d2b7311 --- /dev/null +++ b/commands/images/poster.js @@ -0,0 +1,115 @@ +const { Command } = require('discord-akairo'); +let gm = require('gm'); +const os = require('os'); +const fetch = require('node-fetch'); +const fs = require('fs'); + +class posterCommand extends Command { + constructor() { + super('poster', { + aliases: ['poster'], + category: 'images', + clientPermissions: ['SEND_MESSAGES', 'ATTACH_FILES'], + args: [ + { + id: 'link', + prompt: { + start: 'Please input a link to use, say `cancel` to stop the command' + }, + type: 'string', + }, + { + id: 'message', + prompt: { + start: 'Please input a caption, say `cancel` to stop the command' + }, + type: 'string', + match: 'rest' + } + ], + description: { + content: 'Create demotivational poster (use ``|`` to separate top text and bottom text) WIP', + usage: '[link to image] [topText|bottomText]', + examples: [''] + } + }); + } + + async exec(message, args) { + let output = `${os.tmpdir()}/poster${message.id}.jpg`; + + let options = args.message.trim().split('|'); + + if (options[0] == undefined) + options[0] = ''; + else if (options[1] == undefined) + options[1] = ''; + + let url = args.link; + + + if (!url) { + return message.channel.send('You need an image to use this command!'); + } + + let loadingmsg = await message.channel.send('Processing '); + + // Create new graphicsmagick instance + fetch(url) + .then(res => { + const dest = fs.createWriteStream(`${os.tmpdir()}/${message.id}.jpg`); + res.body.pipe(dest); + dest.on('finish', async () => { + + let img = gm(`${os.tmpdir()}/${message.id}.jpg`); + + // Set some defaults + const TOP_TEXT = options[0]; + const BOTTOM_TEXT = options[1]; + const FONT = './asset/times.ttf'; + const FONT_FILL = '#FFF'; + const TEXT_POS = 'center'; + const STROKE_COLOR = '#000'; + const PADDING = 40; + + // Get the image size to calculate top and bottom text positions + img.size(function(err, value) { + // Set text position for top and bottom + const TOP_POS = Math.abs((value.height / 2) - PADDING) + 110; + const BOTTOM_POS = (value.height / 2) - PADDING + 180; + //const FONT_SIZE1 = 50; + const FONT_SIZE1 = (value.width / 12); + const FONT_SIZE2 = (value.width / 12) - 20; + //const FONT_SIZE2 = 30; + + // Write text on image using graphicsmagick + img.shave(1,1) + .borderColor('white') + .border(2,2) + .borderColor('black') + .border(50,200) + .fill(FONT_FILL) + .stroke(STROKE_COLOR, -2) + .font(FONT, FONT_SIZE1) + .drawText(0, TOP_POS, TOP_TEXT, TEXT_POS) + .font(FONT, FONT_SIZE2) + .drawText(0, BOTTOM_POS, BOTTOM_TEXT, TEXT_POS) + .write(output, function(err) { + loadingmsg.delete(); + if (err) { + console.error(err); + return message.channel.send('An error just occured! is it a static image?'); + } + return message.channel.send({files: [output]}); + }); + }); + }); + }) + .catch((err) => { + console.error(err); + return message.channel.send(`Please input a correct link \`${err}\``); + }); + } +} + +module.exports = posterCommand; \ No newline at end of file