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// Just additional code for https://github.com/rkwyu/scribd-dl
import { exec } from 'child_process';
import { promisify } from 'util';
import cors from 'cors'
import express from 'express'
import { config } from 'dotenv'
config()
import path from 'path';
import { fileURLToPath } from 'url';
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
const execPromise = promisify(exec);
async function executeCommand(command) {
try {
const { stdout, stderr } = await execPromise(command);
if (stderr) {
throw new Error(`Stderr: ${stderr}`);
}
return stdout;
} catch (error) {
throw new Error(`Error executing command: ${error.message}`);
}
}
function checkIfGenerated(output) {
const logs = output.trim().split('\n');
const lastLog = logs[logs.length - 1];
if (lastLog.includes('Generated: ')) {
return { result: true, path: lastLog.split(" output/")[1] }
} else {
return { result: false, path: "" }
}
}
async function main(url) {
return new Promise(async (resolve, reject) => {
try {
const command = `npm start '${url}'`;
const output = await executeCommand(command);
resolve(checkIfGenerated(output));
} catch (error) {
if (error.toString().includes("Unsupported UR")) {
reject({ error: "Not supported URL" })
} else {
reject({ error: error })
}
}
})
}
const app = express()
app.use(cors())
app.get("/", (req, res) => {
res.send("/down?url=<scribd>")
})
app.all("/down", async (req, res) => {
const browserStartAttempts = 5;
let a;
for (let i = 0; i < browserStartAttempts; i++) {
try {
const { url } = req.query;
if (!url) return res.json({ error: "invalid url/nourl" })
return res.json(await main(url))
} catch (e) {
a = e
console.log(e)
// return res.json(e)
}
}
return res.json({error: e})
})
app.use(express.static(path.join(__dirname, 'output')));
const port = process.env.SERVER_PORT || 7860
app.listen(port, () => {
console.log("listening on port: " + port)
})
// await main(`https://www.scribd.com/doc/252120132/Rangkaian-Alarm-Anti-Maling`); |