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File size: 4,379 Bytes
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const fs = require('fs')
const os = require('os')
// const uuid = require('uuid')
const bytes = require('bytes')
const sharp = require('sharp')
const morgan = require('morgan')
const express = require('express')
const PDFDocument = require('pdfkit')
const playwright = require('playwright-extra')
const app = express()
app.set('json spaces', 4)
app.use(morgan('dev'))
app.use(express.json())
app.all('/', (req, res) => {
const status = {}
const used = process.memoryUsage()
for (let key in used) status[key] = formatSize(used[key])
const totalmem = os.totalmem()
const freemem = os.freemem()
status.memoryUsage = `${formatSize(totalmem - freemem)} / ${formatSize(totalmem)}`
res.json({
creator: '@rippanteq7',
message: 'Hello World',
uptime: new Date(process.uptime() * 1000).toUTCString().split(' ')[4],
status
})
})
app.post('/imagetopdf', async (req, res) => {
try {
console.log(req.body)
const { images } = req.body
if (!images) return res.json({ success: false, message: 'Required an array image url' })
const buffer = await toPDF(images)
res.setHeader('Content-Disposition', `attachment; filename=${Math.random().toString(36).slice(2)}.pdf`)
res.setHeader('Content-Type', 'application/pdf')
res.setHeader('Content-Length', buffer.byteLength)
res.send(buffer)
} catch (e) {
console.log(e)
e = String(e)
res.json({ error: true, message: e === '[object Object]' ? 'Internal Server Error' : e })
}
})
app.all('/tgstogif', async (req, res) => {
if (!['GET', 'POST'].includes(req.method)) return res.status(405).end()
try {
let tgsUrl = req.query.url
if (req.method === 'POST') tgsUrl = req.body.url
if (!tgsUrl) return res.json({ success: false, message: 'Required parameter url' })
if (!tgsUrl.endsWith('.tgs')) return res.json({ success: false, message: 'Invalid tgs url' })
const buffer = await tgsToGif(tgsUrl)
res.setHeader('Content-Disposition', `attachment; filename=${Math.random().toString(36).slice(2)}.gif`)
res.setHeader('Content-Type', 'image/gif')
res.setHeader('Content-Length', buffer.byteLength)
res.send(buffer)
} catch (e) {
console.log(e)
e = String(e)
res.json({ error: true, message: e === '[object Object]' ? 'Internal Server Error' : e })
}
})
const PORT = process.env.PORT || 7860
app.listen(PORT, () => console.log('App running on port', PORT))
function formatSize(num) {
return bytes.format(+num || 0, { unitSeparator: ' ' })
}
function toPDF(urls) {
return new Promise(async (resolve, reject) => {
try {
if (!Array.isArray(urls)) urls = [urls]
const doc = new PDFDocument({ margin: 0, size: 'A4' })
const buffers = []
const promises = urls.map(async (url, index) => {
const response = await fetch(url, { headers: { referer: url }})
if (!response.ok) return
const type = response.headers.get('content-type')
if (!/image/.test(type)) return reject(`Invalid Type: ${type}`)
let buffer = Buffer.from(await response.arrayBuffer())
if (/gif|webp/.test(type)) buffer = await sharp(buffer).png().toBuffer()
doc.image(buffer, 0, 0, { fit: [595.28, 841.89], align: 'center', valign: 'center' })
if (urls.length !== index + 1) doc.addPage()
})
await Promise.all(promises)
doc.on('data', (chunk) => buffers.push(chunk))
doc.on('end', () => resolve(Buffer.concat(buffers)))
doc.on('error', reject)
doc.end()
} catch (e) {
console.log(e)
reject(e)
}
})
}
async function tgsToGif(url) {
let browser
try {
browser = await playwright['chromium'].launch({
headless: true,
executablePath: '/usr/bin/chromium',
args: ['--no-sandbox']
})
const page = await browser.newPage()
await page.goto('https://www.emojibest.com/tgs-to-gif')
const arrayBuffer = await (await fetch(url)).arrayBuffer()
await page.setInputFiles('.el-upload__input', {
name: 'file.tgs', buffer: Buffer.from(arrayBuffer)
})
const [download] = await Promise.all([
page.waitForEvent('download'),
page.click('.el-button.el-button--primary.el-button--mini'),
page.click('.el-button.el-button--success.el-button--mini')
])
const filePath = await download.path()
const fileBuffer = await fs.promises.readFile(filePath)
await fs.promises.unlink(filePath)
return fileBuffer
} catch (e) {
throw e
} finally {
if (browser) await browser?.close?.()
}
} |