You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
paste/controllers/pastes.js

139 lines
3.2 KiB
JavaScript

const config = require('config');
const fs = require('fs').promises;
const Paste = require('../models/paste');
module.exports = {
async view(ctx) {
try {
const paste = await Paste.findById(ctx.params.id).exec();
const lang = (Object.keys(ctx.query)[0] || '').toLowerCase();
ctx.set('Cache-Control', 'public');
ctx.set('Expires', paste.expiresAt.toUTCString());
if (lang) {
await ctx.render('highlight', {
pretty: config.prettyHtml,
title: config.name + ' ' + paste.id,
paste: paste.paste,
lang: Object.keys(config.highlights).includes(lang) ? lang : 'unknown'
});
} else {
ctx.body = paste.paste;
}
} catch (ex) {
ctx.throw(404, 'Paste Not Found', {
headers: {
'Cache-Control': 'no-cache'
}
});
}
},
async create(ctx) {
ctx.set('Cache-Control', 'no-cache');
// Request body
if (!ctx.request.body.paste && ctx.request.files) {
try {
// Request body, xxx
let path = Object.values(ctx.request.files)[0].path;
// Request body, paste=xxx
if (ctx.request.files.paste) {
path = ctx.request.files.paste.path;
}
ctx.request.body.paste = await fs.readFile(path);
try {
await fs.unlink(path);
} catch (ex) {
// Ignore
}
} catch (ex) {
ctx.throw(400, 'Error Processing Request Body', {
headers: {
'Cache-Control': 'no-cache'
}
});
}
}
// Expiry multiplier
try {
if (ctx.request.body.expire && ctx.request.body.multiplier) {
ctx.request.body.expire = ctx.request.body.expire * ctx.request.body.multiplier;
}
} catch (ex) {
ctx.throw(400, 'Error Processing Paste Expiry', {
headers: {
'Cache-Control': 'no-cache'
}
});
}
// Raw request body
if (typeof ctx.request.body === 'string') {
ctx.request.body = {
paste: ctx.request.body
};
}
if (!ctx.request.body.paste) {
ctx.throw(400, 'Error No Paste Provided', {
headers: {
'Cache-Control': 'no-cache'
}
});
}
// /?expire=xxx
if (!ctx.request.body.expire && ctx.query.expire) {
ctx.request.body.expire = ctx.query.expire;
}
// No expire provided
if (!ctx.request.body.expire) {
ctx.request.body.expire = config.expires.default.value * config.expires.default.multiplier;
}
const paste = new Paste({
paste: ctx.request.body.paste,
expiresAt: new Date(Date.now() + ctx.request.body.expire * 1000)
});
try {
await paste.save();
} catch (ex) {
ctx.throw(500, 'Error Storing Paste', {
headers: {
'Cache-Control': 'no-cache'
}
});
}
// /?highlight=xxx
if (!ctx.request.body.highlight && ctx.query.highlight) {
ctx.request.body.highlight = ctx.query.highlight;
}
// /?xxx
if (!ctx.request.body.highlight && !ctx.query.highlight && ctx.query) {
ctx.request.body.highlight = Object.keys(ctx.query).filter(k => k != 'redirect' && k != 'expire')[0];
}
let highlight = '';
if (ctx.request.body.highlight && Object.keys(config.highlights).includes(ctx.request.body.highlight)) {
highlight = '?' + ctx.request.body.highlight;
}
if (Object.keys(ctx.query).includes('redirect')) {
ctx.redirect(ctx.request.origin + '/' + paste.id + highlight);
} else {
ctx.body = ctx.request.origin + '/' + paste.id + highlight + '\n';
}
}
};