X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Fhelpers%2Fcore-utils.ts;h=f5ef187fe73ccc29841e9b5786d8eb532de3d9ec;hb=62689b942b71cd1dd0d050c6ed05f884a0b325c2;hp=f8dd45533f352a05c6f85e2c0de3948e3dd9d3a3;hpb=556ddc319242aafef51bae9301423ecf8701a3af;p=github%2FChocobozzz%2FPeerTube.git

diff --git a/server/helpers/core-utils.ts b/server/helpers/core-utils.ts
index f8dd45533..f5ef187fe 100644
--- a/server/helpers/core-utils.ts
+++ b/server/helpers/core-utils.ts
@@ -3,30 +3,127 @@
   Useful to avoid circular dependencies.
 */
 
-import { join } from 'path'
-import { pseudoRandomBytes } from 'crypto'
-import {
-  readdir,
-  readFile,
-  rename,
-  unlink,
-  writeFile,
-  access
-} from 'fs'
-import * as mkdirp from 'mkdirp'
 import * as bcrypt from 'bcrypt'
 import * as createTorrent from 'create-torrent'
+import { createHash, pseudoRandomBytes } from 'crypto'
+import { isAbsolute, join } from 'path'
+import * as pem from 'pem'
 import * as rimraf from 'rimraf'
-import * as openssl from 'openssl-wrapper'
-import * as Promise from 'bluebird'
+import { URL } from 'url'
+import { truncate } from 'lodash'
+
+const timeTable = {
+  ms:           1,
+  second:       1000,
+  minute:       60000,
+  hour:         3600000,
+  day:          3600000 * 24,
+  week:         3600000 * 24 * 7,
+  month:        3600000 * 24 * 30
+}
+export function parseDuration (duration: number | string): number {
+  if (typeof duration === 'number') return duration
+
+  if (typeof duration === 'string') {
+    const split = duration.match(/^([\d\.,]+)\s?(\w+)$/)
+
+    if (split.length === 3) {
+      const len = parseFloat(split[1])
+      let unit = split[2].replace(/s$/i,'').toLowerCase()
+      if (unit === 'm') {
+        unit = 'ms'
+      }
+
+      return (len || 1) * (timeTable[unit] || 0)
+    }
+  }
+
+  throw new Error('Duration could not be properly parsed')
+}
+
+function sanitizeUrl (url: string) {
+  const urlObject = new URL(url)
+
+  if (urlObject.protocol === 'https:' && urlObject.port === '443') {
+    urlObject.port = ''
+  } else if (urlObject.protocol === 'http:' && urlObject.port === '80') {
+    urlObject.port = ''
+  }
+
+  return urlObject.href.replace(/\/$/, '')
+}
+
+// Don't import remote scheme from constants because we are in core utils
+function sanitizeHost (host: string, remoteScheme: string) {
+  const toRemove = remoteScheme === 'https' ? 443 : 80
+
+  return host.replace(new RegExp(`:${toRemove}$`), '')
+}
 
 function isTestInstance () {
   return process.env.NODE_ENV === 'test'
 }
 
 function root () {
-  // We are in /dist/helpers/utils.js
-  return join(__dirname, '..', '..', '..')
+  // We are in /helpers/utils.js
+  const paths = [ __dirname, '..', '..' ]
+
+  // We are under /dist directory
+  if (process.mainModule && process.mainModule.filename.endsWith('.ts') === false) {
+    paths.push('..')
+  }
+
+  return join.apply(null, paths)
+}
+
+// Thanks: https://stackoverflow.com/a/12034334
+function escapeHTML (stringParam) {
+  if (!stringParam) return ''
+
+  const entityMap = {
+    '&': '&',
+    '<': '&lt;',
+    '>': '&gt;',
+    '"': '&quot;',
+    '\'': '&#39;',
+    '/': '&#x2F;',
+    '`': '&#x60;',
+    '=': '&#x3D;'
+  }
+
+  return String(stringParam).replace(/[&<>"'`=\/]/g, s => entityMap[s])
+}
+
+function pageToStartAndCount (page: number, itemsPerPage: number) {
+  const start = (page - 1) * itemsPerPage
+
+  return { start, count: itemsPerPage }
+}
+
+function buildPath (path: string) {
+  if (isAbsolute(path)) return path
+
+  return join(root(), path)
+}
+
+// Consistent with .length, lodash truncate function is not
+function peertubeTruncate (str: string, maxLength: number) {
+  const options = {
+    length: maxLength
+  }
+  const truncatedStr = truncate(str, options)
+
+  // The truncated string is okay, we can return it
+  if (truncatedStr.length <= maxLength) return truncatedStr
+
+  // Lodash takes into account all UTF characters, whereas String.prototype.length does not: some characters have a length of 2
+  // We always use the .length so we need to truncate more if needed
+  options.length -= truncatedStr.length - maxLength
+  return truncate(str, options)
+}
+
+function sha256 (str: string) {
+  return createHash('sha256').update(str).digest('hex')
 }
 
 function promisify0<A> (func: (cb: (err: any, result: A) => void) => void): () => Promise<A> {
@@ -70,43 +167,35 @@ function promisify2WithVoid<T, U> (func: (arg1: T, arg2: U, cb: (err: any) => vo
   }
 }
 
-const readFilePromise = promisify2<string, string, string>(readFile)
-const readFileBufferPromise = promisify1<string, Buffer>(readFile)
-const unlinkPromise = promisify1WithVoid<string>(unlink)
-const renamePromise = promisify2WithVoid<string, string>(rename)
-const writeFilePromise = promisify2WithVoid<string, any>(writeFile)
-const readdirPromise = promisify1<string, string[]>(readdir)
-const mkdirpPromise = promisify1<string, string>(mkdirp)
 const pseudoRandomBytesPromise = promisify1<number, Buffer>(pseudoRandomBytes)
-const accessPromise = promisify1WithVoid<string|Buffer>(access)
-const opensslExecPromise = promisify2WithVoid<string, any>(openssl.exec)
+const createPrivateKey = promisify1<number, { key: string }>(pem.createPrivateKey)
+const getPublicKey = promisify1<string, { publicKey: string }>(pem.getPublicKey)
 const bcryptComparePromise = promisify2<any, string, boolean>(bcrypt.compare)
 const bcryptGenSaltPromise = promisify1<number, string>(bcrypt.genSalt)
-const bcryptHashPromise = promisify2<any, string|number, string>(bcrypt.hash)
+const bcryptHashPromise = promisify2<any, string | number, string>(bcrypt.hash)
 const createTorrentPromise = promisify2<string, any, any>(createTorrent)
-const rimrafPromise = promisify1WithVoid<string>(rimraf)
 
 // ---------------------------------------------------------------------------
 
 export {
   isTestInstance,
   root,
+  escapeHTML,
+  pageToStartAndCount,
+  sanitizeUrl,
+  sanitizeHost,
+  buildPath,
+  peertubeTruncate,
+  sha256,
 
   promisify0,
   promisify1,
-  readdirPromise,
-  readFilePromise,
-  readFileBufferPromise,
-  unlinkPromise,
-  renamePromise,
-  writeFilePromise,
-  mkdirpPromise,
+
   pseudoRandomBytesPromise,
-  accessPromise,
-  opensslExecPromise,
+  createPrivateKey,
+  getPublicKey,
   bcryptComparePromise,
   bcryptGenSaltPromise,
   bcryptHashPromise,
-  createTorrentPromise,
-  rimrafPromise
+  createTorrentPromise
 }