cryptpad/lib/commands/quota.js
2020-02-10 11:21:04 -05:00

107 lines
3.2 KiB
JavaScript

/*jshint esversion: 6 */
/* globals Buffer*/
const Quota = module.exports;
const Util = require("../common-util");
const Package = require('../../package.json');
const Https = require("https");
Quota.applyCustomLimits = function (Env) {
var isLimit = function (o) {
var valid = o && typeof(o) === 'object' &&
typeof(o.limit) === 'number' &&
typeof(o.plan) === 'string' &&
typeof(o.note) === 'string';
return valid;
};
// read custom limits from the Environment (taken from config)
var customLimits = (function (custom) {
var limits = {};
Object.keys(custom).forEach(function (k) {
k.replace(/\/([^\/]+)$/, function (all, safeKey) {
var id = Util.unescapeKeyCharacters(safeKey || '');
limits[id] = custom[k];
return '';
});
});
return limits;
}(Env.customLimits || {}));
Object.keys(customLimits).forEach(function (k) {
if (!isLimit(customLimits[k])) { return; }
Env.limits[k] = customLimits[k];
});
};
Quota.updateCachedLimits = function (Env, cb) {
if (Env.adminEmail === false) {
Quota.applyCustomLimits(Env);
if (Env.allowSubscriptions === false) { return; }
throw new Error("allowSubscriptions must be false if adminEmail is false");
}
var body = JSON.stringify({
domain: Env.myDomain,
subdomain: Env.mySubdomain || null,
adminEmail: Env.adminEmail,
version: Package.version
});
var options = {
host: 'accounts.cryptpad.fr',
path: '/api/getauthorized',
method: 'POST',
headers: {
"Content-Type": "application/json",
"Content-Length": Buffer.byteLength(body)
}
};
var req = Https.request(options, function (response) {
if (!('' + response.statusCode).match(/^2\d\d$/)) {
return void cb('SERVER ERROR ' + response.statusCode);
}
var str = '';
response.on('data', function (chunk) {
str += chunk;
});
response.on('end', function () {
try {
var json = JSON.parse(str);
Env.limits = json;
Quota.applyCustomLimits(Env);
cb(void 0);
} catch (e) {
cb(e);
}
});
});
req.on('error', function (e) {
Quota.applyCustomLimits(Env);
// FIXME this is always falsey. Maybe we just suppress errors?
if (!Env.domain) { return cb(); }
cb(e);
});
req.end(body);
};
// The limits object contains storage limits for all the publicKey that have paid
// To each key is associated an object containing the 'limit' value and a 'note' explaining that limit
Quota.getUpdatedLimit = function (Env, safeKey, cb) { // FIXME BATCH?S
Quota.updateCachedLimits(Env, function (err) {
if (err) { return void cb(err); }
var limit = Env.limits[safeKey];
if (limit && typeof(limit.limit) === 'number') {
return void cb(void 0, [limit.limit, limit.plan, limit.note]);
}
return void cb(void 0, [Env.defaultStorageLimit, '', '']);
});
};