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index.js
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index.js
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// Total.js framework
// The MIT License
// Copyright 2012-2023 (c) Peter Širka <petersirka@gmail.com>
'use strict';
const NODE_MODULES = { buffer: 1, child_process: 1, process: 1, fs: 1, events: 1, http: 1, https: 1, http2: 1, util: 1, net: 1, os: 1, path: 1, punycode: 1, readline: 1, repl: 1, stream: 1, string_decoder: 1, tls: 1, trace_events: 1, tty: 1, dgram: 1, url: 1, v8: 1, vm: 1, wasi: 1, worker_threads: 1, zlib: 1, crypto: 1, dns: 1 };
const EMPTYOBJECT = {};
const EMPTYARRAY = [];
const REG_SKIPERRORS = /epipe|invalid\sdistance|err_ipc_channel_closed/i;
const REG_HTTPHTTPS = /^(http|https):\/\//i;
const SOCKETWINDOWS = '\\\\?\\pipe';
const CLUSTER_STATS = { TYPE: 'stats' };
const IGNORE_AUDIT = { password: 1, token: 1, accesstoken: 1, access_token: 1, pin: 1 };
var CONCAT = new Array(2);
Object.freeze(EMPTYOBJECT);
Object.freeze(EMPTYARRAY);
// Globals
global.F = global.Total = {};
global.DEBUG = true;
global.CONF = {};
global.REPO = {};
global.MAIN = {};
global.TEMP = {};
global.FUNC = {};
global.EMPTYOBJECT = EMPTYOBJECT;
global.EMPTYARRAY = EMPTYARRAY;
global.NOW = new Date();
global.DEF = {};
(function(F) {
F.id = '';
F.clusterid = '';
F.is5 = F.version = 5006;
F.isBundle = false;
F.isLoaded = false;
F.version_header = '5';
F.version_node = process.version + '';
F.EMPTYOBJECT = EMPTYOBJECT;
F.EMPTYARRAY = EMPTYARRAY;
F.resources = {}; // Loaded resources
F.connections = {}; // WebSocket connections
F.schedules = {}; // Registered schedulers
F.modules = {};
F.plugins = {};
F.actions = {};
F.apiservices = {};
F.processing = {};
F.transformations = {};
F.consumption = {};
F.flowstreams = {};
F.filestorages = {};
F.jsonschemas = {};
F.querybuilders = {};
F.openclients = {};
F.nodemodules = {};
F.workers = {};
F.config = CONF;
F.def = DEF;
F.repo = REPO;
F.timeouts = [];
F.errors = [];
F.paused = [];
F.crons = [];
F.internal = {
ticks: 0,
counter: 0,
uid: 1,
interval: null // setInterval identifier
};
F.routes = {
fallback: {},
virtual: {},
api: {},
routes: [],
routescache: {},
websockets: [],
websocketscache: {},
files: [],
filescache: {},
timeout: null,
middleware: {},
imagesmiddleware: {},
proxies: []
};
// Internal cache
F.temporary = {
path: {},
actions: {},
cache: {},
notfound: {},
processing: {},
views: {},
viewscache: [],
directories: {},
versions: {},
dependencies: {}, // temporary for module dependencies
other: {},
cryptokeys: {}, // for crypto keys
internal: {}, // controllers/modules names for the routing
ready: {},
ddos: {},
service: { redirect: 0, request: 0, file: 0, usage: 0 },
pending: [],
tmp: {},
merged: {},
minified: {},
tmsblocked: {},
dnscache: {},
blocked: {},
bans: {},
calls: {},
utils: {},
mail: {},
images: {},
querybuilders: {},
templates: {},
smtp: {},
datetime: {} // date time formatters
};
// Internal stats
F.stats = {
compilation: 0,
error: 0,
performance: {
publish: 0,
subscribe: 0,
calls: 0,
download: 0,
upload: 0,
request: 0,
message: 0,
file: 0,
open: 0,
online: 0,
usage: 0,
mail: 0,
dbrm: 0,
dbwm: 0,
external: 0
},
other: {
websocketping: 0,
websocketcleaner: 0,
obsolete: 0,
mail: 0
},
request: {
request: 0,
external: 0,
pending: 0,
web: 0,
xhr: 0,
file: 0,
websocket: 0,
get: 0,
options: 0,
head: 0,
post: 0,
put: 0,
patch: 0,
upload: 0,
schema: 0,
operation: 0,
blocked: 0,
'delete': 0,
mobile: 0,
desktop: 0,
size: 0
},
response: {
ddos: 0,
html: 0,
xml: 0,
json: 0,
websocket: 0,
timeout: 0,
custom: 0,
binary: 0,
pipe: 0,
file: 0,
image: 0,
destroy: 0,
stream: 0,
streaming: 0,
text: 0,
empty: 0,
redirect: 0,
forward: 0,
proxy: 0,
notmodified: 0,
sse: 0,
errorbuilder: 0,
error400: 0,
error401: 0,
error403: 0,
error404: 0,
error409: 0,
error431: 0,
error500: 0,
error501: 0,
error503: 0,
size: 0
}
};
F.path = {};
F.path.root = path => path ? F.path.$join(F.directory, path) : F.directory;
F.path.logs = path => path ? F.path.$join(F.temporary.directories.logs, path) : F.temporary.directories.logs;
F.path.public = path => path ? F.path.$join(F.temporary.directories.public, path) : F.temporary.directories.public;
F.path.private = path => path ? F.path.$join(F.temporary.directories.private, path) : F.temporary.directories.private;
F.path.databases = path => path ? F.path.$join(F.temporary.directories.databases, path) : F.temporary.directories.databases;
F.path.plugins = path => path ? F.path.$join(F.temporary.directories.plugins, path) : F.temporary.directories.plugins;
F.path.templates = path => path ? F.path.$join(F.temporary.directories.templates, path) : F.temporary.directories.templates;
F.path.flowstreams = path => path ? F.path.$join(F.temporary.directories.flowstreams, path) : F.temporary.directories.flowstreams;
F.path.modules = path => path ? F.path.$join(F.temporary.directories.modules, path) : F.temporary.directories.modules;
F.path.directory = (type, path) => path ? F.path.$join(F.temporary.directories[type], path) : F.temporary.directories[type];
F.path.tmp = F.path.temp = path => path ? F.path.$join(F.temporary.directories.tmp, path) : F.temporary.directories.tmp;
F.path.exists = (path, callback) => callback ? (F.Fs.lstat(path, (err, stats) => callback(err ? false : true, stats ? stats.size : 0, stats ? stats.isFile() : false))) : new Promise(resolve => F.path.exists(path, resolve));
F.path.$join = function(directory, path) {
var key = '$' + directory;
if (!F.temporary.path[key])
F.path.verify(directory);
return F.Path.join(directory, path || '');
};
F.path.route = function(path, directory = 'root') {
// Absolute
if (path[0] === '~')
return path.substring(1);
// Plugins
if (path[0] === '_') {
let tmp = path.substring(1);
let index = tmp.indexOf('/', 1);
return F.path.plugins(tmp.substring(0, index) + (directory === 'root' ? '' : ('/' + directory)) + '/' + tmp.substring(index + 2));
}
return F.path[directory](path);
};
F.path.unlink = unlink;
F.path.rmdir = rmdir;
F.path.verify = function(path) {
var key = '$verify' + path;
if (F.temporary.path[key])
return;
F.path.mkdir(path);
F.temporary.path[key] = true;
};
F.path.mkdir = function(path) {
try {
if (!pathexists(path))
F.Fs.mkdirSync(path, { recursive: true });
} catch (e) {}
};
})(global.F);
function mailsendforce(message) {
message.send2();
}
function pathexists(filename, isfile) {
try {
var val = F.Fs.statSync(filename);
return val ? (isfile ? val.isFile() : true) : false;
} catch (e) {
return false;
}
}
function rmdir(arr, callback) {
if (typeof(arr) === 'string')
arr = [arr];
if (!arr.length) {
callback && callback();
return;
}
var path = arr.shift();
if (path) {
F.TUtils.ls(path, function(files, directories) {
directories.reverse();
directories.push(path);
files.wait((item, next) => F.Fs.unlink(item, next), function() {
directories.wait((item, next) => F.Fs.rmdir(item, next), () => rmdir(arr, callback));
});
});
} else if (callback)
callback();
}
function unlink(arr, callback) {
if (typeof(arr) === 'string')
arr = [arr];
if (!arr.length) {
callback && callback();
return;
}
var filename = arr.shift();
if (filename)
F.Fs.unlink(filename, () => unlink(arr, callback));
else if (callback)
callback();
}
(function(CONF) {
CONF.name = 'Total.js';
CONF.version = '1.0.0';
CONF.author = '';
CONF.secret = F.syshash;
CONF.secret_encryption = '';
CONF.secret_totalapi = '';
CONF.secret_csrf = '';
CONF.secret_tapi = '';
CONF.secret_tms = '';
// New internal configuration
CONF.$root = '';
CONF.$cors = ''; // hostnames separated by comma
CONF.$api = '/api/'; // a default API endpoint
CONF.$sourcemap = true;
CONF.$httpreqlimit = 0; // request limit per ip
CONF.$httpcompress = true;
CONF.$httpetag = '';
CONF.$httpmaxsize = 256; // kB
CONF.$httprangebuffer = 5120; // 5 MB
CONF.$httptimeout = 5; // 5 seconds
CONF.$httpfiles = { flac: true, jpg: true, jpeg: true, png: true, gif: true, ico: true, wasm: true, js: true, mjs: true, css: true, txt: true, xml: true, woff: true, woff2: true, otf: true, ttf: true, eot: true, svg: true, zip: true, rar: true, pdf: true, docx: true, xlsx: true, doc: true, xls: true, html: true, htm: true, appcache: true, manifest: true, map: true, ogv: true, ogg: true, mp4: true, mp3: true, webp: true, webm: true, swf: true, package: true, json: true, ui: true, md: true, m4v: true, jsx: true, heif: true, heic: true, ics: true, ts: true, m3u8: true, wav: true, xsd: true, xsl: true, xslt: true, ipynb: true, ijsnb: true };
CONF.$httpchecktypes = true; // for multipart data only
CONF.$httpmaxage = 60; // in seconds
CONF.$httpmaxkeys = 33;
CONF.$httpmaxkey = 25;
CONF.$blacklist = '';
CONF.$xpoweredby = 'Total.js';
CONF.$maxopenfiles = 100;
CONF.$minifyjs = true;
CONF.$minifycss = true;
CONF.$minifyhtml = true;
CONF.$localize = true;
CONF.$port = 'auto';
CONF.$ip = '0.0.0.0';
CONF.$unixsocket = '';
CONF.$timezone = 'utc';
CONF.$insecure = false;
CONF.$performance = false;
CONF.$filtererrors = true;
CONF.$cleartemp = true;
CONF.$customtitles = false;
CONF.$version = '';
CONF.$clearcache = 10;
CONF.$imageconverter = 'gm';
CONF.$imagememory = 0; // disabled because e.g. GM v1.3.32 throws some error about the memory
CONF.$stats = true;
CONF.$npmcache = '/var/www/.npm';
CONF.$python = 'python3';
CONF.$wsmaxsize = 256; // kB
CONF.$wscompress = true;
CONF.$wsencodedecode = false;
CONF.$wsmaxlatency = 2000;
CONF.$proxytimeout = 5; // 5 seconds
// CONF.$proxyrequest = '';
CONF.$cookiesamesite = 'Lax';
CONF.$cookiesecure = false;
CONF.$csrfexpiration = '30 minutes';
CONF.$tapi = true;
CONF.$tapiurl = 'eu';
CONF.$tapimail = false;
CONF.$tapilogger = false;
CONF.$imprint = true;
CONF.$tms = false;
CONF.$tmsmaxsize = 256; // kB
CONF.$tmsurl = '/$tms/';
CONF.$tmsclearblocked = 60; // in minutes
process.env.TZ = CONF.$timezone;
})(global.CONF);
(function(DEF) {
DEF.onSuccess = function(value) {
return { success: true, value: value };
};
DEF.onCSRFcreate = function(ctrl) {
var data = [ctrl.ip, (ctrl.headers['user-agent'] || '').hash(true), NOW.add(F.config.$csrfexpiration).getTime()];
return F.config.secret_csrf ? JSON.stringify(data).encrypt(F.config.secret_csrf) : '';
};
DEF.onCSRFcheck = function(ctrl) {
if (F.config.secret_csrf) {
var token = ctrl.headers['x-csrf-token'] || ctrl.query.csrf;
var is = false;
if (token && token.length > 10) {
var data = token.decrypt(F.config.secret_csrf);
if (data)
data = data.parseJSON();
is = data && data[0] === ctrl.ip && data[2] >= NOW.getTime() && data[1] === (ctrl.headers['user-agent'] || '').hash(true) ? true : false;
}
return is;
}
return true;
};
DEF.onAudit = function(name, data) {
F.stats.performance.open++;
data.dtcreated = NOW = new Date();
F.Fs.appendFile(F.path.logs((name || 'audit') + '.log'), JSON.stringify(data) + '\n', NOOP);
};
DEF.onMail = function(email, subject, body, callback, reply) {
var tmp;
if (typeof(callback) === 'string') {
tmp = reply;
reply = callback;
callback = tmp;
}
var msg = new F.TMail.Message(subject, body);
if (email.indexOf(',') !== -1)
email = email.split(',').trim();
if (email instanceof Array) {
for (let m of email)
msg.to(m);
} else
msg.to(email);
msg.from(F.config.mail_from || F.config.smtp.from || F.config.smtp.user);
callback && msg.callback(callback);
if (reply)
msg.reply(reply);
else {
tmp = F.config.mail_reply;
if (tmp && tmp.length > 3)
msg.reply(tmp);
}
tmp = F.config.mail_cc;
if (tmp && tmp.length > 3)
msg.cc(tmp);
tmp = F.config.mail_bcc;
if (tmp && tmp.length > 3)
msg.bcc(tmp);
msg.$sending = setImmediate(mailsendforce, msg);
return msg;
};
DEF.onViewCompile = function(name, html) {
return html;
};
DEF.onError = function(err, name, url) {
NOW = new Date();
if (err instanceof F.TBuilders.ErrorBuilder) {
if (!name)
name = err[0].name;
} else if (!name && err.name)
name = err.name;
err = err.toString();
console.log('ERROR ======= ' + (NOW.format('yyyy-MM-dd HH:mm:ss')) + ': ' + (name ? name + ' ---> ' : '') + err + (url ? (' (' + url + ')') : ''), err.stack ? err.stack : '');
var obj = { error: err, name: name, url: url, date: NOW };
if (F.errors.push(obj) > 10)
F.errors.shift();
F.$events.error && F.emit('error', obj);
F.stats.error++;
};
DEF.helpers = {};
DEF.currencies = {};
DEF.parsers = {};
DEF.parsers.json = value => value.parseJSON(true);
DEF.parsers.urlencoded = value => value.parseEncoded();
// Unused
DEF.parsers.xml = value => value.parseXML(true);
// Validators
DEF.validators = {
email: new RegExp('^[a-zA-Z0-9-_.+]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}$'),
url: /^http(s)?:\/\/[^,{}\\]*$/i,
phone: /^[+]?[(]?[0-9]{3}[)]?[-\s.]?[0-9]{3}[-\s.]?[0-9]{4,8}$/im,
zip: /^[0-9a-z\-\s]{3,20}$/i,
uid: /^\d{14,}[a-z]{3}[01]{1}|^\d{9,14}[a-z]{2}[01]{1}a|^\d{4,18}[a-z]{2}\d{1}[01]{1}b|^[0-9a-f]{4,18}[a-z]{2}\d{1}[01]{1}c|^[0-9a-z]{4,18}[a-z]{2}\d{1}[01]{1}d|^[0-9a-zA-Z]{5,10}\d{1}[01]{1}f|^[0-9a-zA-Z]{10}[A-J]{1}r$/,
xss: /<.*>/,
sqlinjection: /'(''|[^'])*'|\b(ALTER|CREATE|DELETE|DROP|EXEC(UTE){0,1}|INSERT( +INTO){0,1}|MERGE|SELECT|UPDATE|UNION( +ALL){0,1})\b/
};
})(global.DEF);
F.loadconfig = function(value) {
var cfg = F.TUtils.parseConfig(value);
var smtp = null;
for (let key in cfg) {
let val = cfg[key];
let tmp;
switch (key) {
case 'totalapi':
key = '$tapi';
break;
case '$tms':
break;
case 'smtp':
case 'mail':
if (typeof(val) === 'string')
val = new Function('return ' + val)();
smtp = val || {};
if (!smtp.server)
smtp.server = smtp.smtp || smtp.host || smtp.hostname || smtp.url;
break;
case 'mail_smtp':
if (!smtp)
smtp = {};
smtp.server = val;
break;
case 'mail_smtp_options':
if (typeof(val) === 'string')
val = new Function('return ' + val)();
if (!smtp)
smtp = {};
for (let k in val)
smtp[k] = val[k];
break;
case '$cryptoiv':
cfg[key] = val ? Buffer.from(val, (/[A-Z=\/+]/).test(val) ? 'base64' : 'hex') : null;
break;
case '$root':
cfg[key] = val ? F.TUtils.normalize(val) : '';
break;
case 'mail_from':
break;
case '$port':
cfg[key] = +val;
break;
case '$timezone':
process.env.TZ = val;
break;
case '$httpfiles':
tmp = val.split(',').trim();
for (var m of tmp)
F.config.$httpfiles[m] = true;
continue;
}
F.config[key] = cfg[key];
}
if (!F.config.secret_uid)
F.config.secret_uid = (F.config.name).crc32(true) + '';
if (F.config.$performance)
F.Http.globalAgent.maxSockets = 9999;
if (!F.config.$httpetag)
F.config.$httpetag = F.config.version.replace(/\.|\s/g, '');
if (smtp)
F.config.smtp = smtp;
process.env.NODE_TLS_REJECT_UNAUTHORIZED = F.config.$insecure ? '0' : '1';
F.logger(F.config.$logger == true);
F.dir();
F.emit('$cors');
F.emit('$tms');
F.emit('$reconfigure');
};
F.loadresource = function(name, value) {
if (value == null) {
// download
RESTBuilder.GET(name).callback(function(err, response) {
if (err)
throw new Error(err.toString());
if (response && (response instanceof Array || typeof(response) === 'object')) {
if (response instanceof Array) {
for (let item of response)
F.loadresource(item.id || item.key || item.code || item.language, item.value || item.name || item.text || item.body);
} else {
for (let key in response)
F.loadresource(key, response[key]);
}
}
});
return;
}
var lines = value.split('\n');
var response = {};
for (let line of lines) {
if (!line || line[0] === '#' || line.substring(0, 2) === '//')
continue;
let index = line.indexOf(':');
if (index === -1) {
index = line.indexOf('=');
if (index === -1)
continue;
}
response[line.substring(0, index).trim()] = line.substring(index + 2).trim();
}
F.resources[name] = response;
};
F.loadenv = function(value) {
var obj = value.parseEnv();
for (var key in obj) {
if (!process.env.hasOwnProperty(key))
process.env[key] = obj[key];
}
};
F.translate = function(language, value) {
var index = -1;
while (true) {
index = value.indexOf('@(', index);
if (index === -1)
break;
var counter = 0;
for (let i = index + 2; i < value.length; i++) {
var c = value[i];
if (c == '(') {
counter++;
} else if (c === ')') {
if (counter) {
counter--;
continue;
}
var text = value.substring(index, i + 1);
var translate = text.substring(2, text.length - 1);
var translated = F.resource(language, 'T' + translate.hash(true).toString(36));
value = value.replaceAll(text, translated || translate);
index += translated.length - 2;
break;
}
}
}
return value;
};
F.resource = function(language, key) {
var dict = F.resources[language];
if (dict && dict[key])
return dict[key];
return language === 'default' ? '' : F.resource('default', key);
};
F.localize = function(fn) {
F.def.onLocalize = fn;
};
F.auth = function(fn) {
if (typeof(fn) === 'object')
F.TBuilders.builtinauth(fn);
else
F.def.onAuthorize = fn;
};
F.load = async function(types, callback) {
if (!types)
types = '';
var beg = Date.now();
F.dir();
await F.TBundles.extract();
await F.clear(true);
process.send && process.send('total:ready');
if (typeof(types) === 'string')
types = types.split(',').trim();
var list = async (path, extension = 'js') => new Promise(resolve => F.TUtils.ls(path, files => resolve(files), (path, isdir) => isdir ? true : (path.indexOf('-bk') === -1 && path.indexOf('_bk') === -1 && F.TUtils.getExtension(path) === extension)));
var read = async (path) => new Promise(resolve => F.Fs.readFile(path, 'utf8', (err, response) => resolve(response ? response : '')));
var update = function(type, arr) {
for (let i = 0; i < arr.length; i++) {
let id = '';
if (type === 'modules')
id = F.TUtils.getName(arr[i]).replace(/\.js$/, '');
arr[i] = { id: id, type: type, filename: arr[i] };
}
return arr;
};
if (types.length && !types.includes('stats')) {
F.config.$stats = false;
F.config.$sourcemap = false;
} else
F.config.$sourcemap = DEBUG;
if (!types.length || types.includes('env')) {
let env = await read(F.path.root('.env'));
env && F.loadenv(env);
}
if (!types.length || types.includes('config')) {
let config = await read(F.path.root('config'));
config && F.loadconfig(config);
}
if (!types.length || types.includes('resources')) {
let resources = await list(F.path.root('resources'), 'resource');
for (let resource of resources)
F.loadresource(F.TUtils.getName(resource).replace(/\.resource$/i, ''), await read(resource));
}
if (!types.length || types.includes('jsonschemas')) {
let jsonschemas = await list(F.path.root('jsonschemas'), 'json');
for (let jsonschema of jsonschemas) {
let json = await read(jsonschema);
json = json.parseJSON();
json && F.newjsonschema(F.TUtils.getName(jsonschema).replace(/\.json$/i, ''), json);
}
jsonschemas = await list(F.path.root('jsonschemas'), 'txt');
for (let jsonschema of jsonschemas) {
let txt = await read(jsonschema);
txt && F.newjsonschema(F.TUtils.getName(jsonschema).replace(/\.txt$/i, ''), txt);
}
}
let loader = ['modules', 'actions', 'schemas', 'models', 'definitions', 'controllers', 'middleware', 'sources'];
var files = [];
var tmp;
for (let type of loader) {
if (!types.length || types.includes(type)) {
tmp = await list(F.path.root(type), type === 'flowstreams' ? 'flow' : 'js');
if (tmp.length)
files.push.apply(files, update(type, tmp));
}
}
if (!types.length || types.includes('plugins')) {
var plugins = async () => new Promise(resolve => F.Fs.readdir(F.path.directory('plugins'), (err, response) => resolve(response || [])));
tmp = await plugins();
for (let plugin of tmp) {
if (plugin.indexOf('-bk') !== -1 || plugin.indexOf('_bk') !== -1)
continue;
files.push({ id: F.TUtils.getName(plugin).replace(/\.js$/, ''), type: 'plugins', filename: F.path.directory('plugins', plugin + '/index.js') });
let loader = ['controllers', 'actions', 'schemas', 'models', 'definitions', 'sources', 'flowstreams', 'middleware'];
for (let type of loader) {
tmp = await list(F.path.root('plugins/' + plugin + '/' + type), type === 'flowstreams' ? 'flow' : 'js');
if (tmp.length)
files.push.apply(files, update(type, tmp));
}
}
}
files.sort(function(a) {
if (a.type === 'middleware')
return 1;
if (a.type === 'middleware')
return -1;
return 0;
});
for (let file of files) {
let tmp = null;
switch (file.type) {
case 'modules':
tmp = require(file.filename);
if (!tmp.id)
tmp.id = file.id;
if (tmp.id)
F.modules[tmp.id] = tmp;
tmp.install && tmp.install();
break;
case 'plugins':
tmp = require(file.filename);
F.plugins[file.id] = tmp;
if (!tmp.id)
tmp.id = file.id;
tmp.install && tmp.install();
break;
case 'controllers':
case 'schemas':
case 'actions':
case 'models':
case 'definitions':
case 'middleware':
tmp = require(file.filename);
tmp.install && tmp.install();
break;
}
}
if (!types.length || types.includes('flowstreams'))
F.TFlow.init();
if (!types.length || types.includes('stats'))
F.loadstats();
F.loadservices();
F.stats.compilation = Date.now() - beg;
F.stats.compiled = files.length;
F.isLoaded = true;
DEBUG && F.TSourceMap.refresh();
callback && callback();
F.emit('ready');
F.emit('load');
};
F.require = function(name) {
if (name.startsWith('node:'))
return require(name);
if (NODE_MODULES[name])
return require('node:' + name);
let mod = null;
try {
mod = require(name);
} catch (e) {
mod = require(F.Path.join(F.config.$nodemodules, name));
}
if (!mod)
throw new Error('NPM module "' + name + '" not found');
return mod;
};
F.runscript = function(filename) {
F.Fs.readFile(filename || PATH.root('debug.js'), function(err, data) {
if (data) {
var scr = data.toString('utf8').trim();
var fn;
if (data) {
try {
fn = new Function('require', scr);
} catch (e) {
console.error(e);
}
fn && fn(require);
}
}
});
};
F.import = function(url, callback) {
if (callback == null)
return new Promise((resolve, reject) => F.import(url, (err, response) => err ? reject(err) : resolve(response)));
var filename = F.path.tmp(F.clusterid + url.makeid() + '.js');
if (F.temporary.dependencies[url]) {
callback && callback(null, require(filename));
return;
}
F.download(url, filename, function(err, response) {
var m;
if (!err) {
m = require(filename);
F.temporary.dependencies[url] = 1;
}
callback && callback(err, m, response);
});
};
F.download = function(url, filename, callback, timeout) {
if (!callback)
return new Promise((resolve, reject) => F.download(url, filename, (err, response) => err ? reject(err) : resolve(response), timeout));
var opt = {};
if (typeof(url) === 'object')
opt.unixsocket = url;
else
opt.url = url;
opt.custom = true;
opt.resolve = true;
opt.timeout = timeout;
opt.callback = function(err, response) {
if (response)
response.filename = filename;
if (err) {
callback && callback(err, response);
callback = null;
return;
}
var stream = F.Fs.createWriteStream(filename);
var done = function(err) {
if (callback) {
callback(err, response);
callback = null;
}
};
response.stream.pipe(stream);
response.stream.on('error', done);
stream.on('error', done);
F.cleanup(stream, done);
};
REQUEST(opt);
};
F.cleanup = function(stream, callback) {
if (!callback)
return new Promise(resolve => F.cleanup(stream, resolve));