1 files changed, 343 insertions, 0 deletions

diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
new file mode 100644
index 000000000..6bdc261ad
--- /dev/null
+++ b/server/initializers/constants.ts
@@ -0,0 +1,343 @@
+import config = require('config')
+import { join } from 'path'
+
+// ---------------------------------------------------------------------------
+
+const LAST_MIGRATION_VERSION = 50
+
+// ---------------------------------------------------------------------------
+
+// API version
+const API_VERSION = 'v1'
+
+// Number of results by default for the pagination
+const PAGINATION_COUNT_DEFAULT = 15
+
+// Sortable columns per schema
+const SEARCHABLE_COLUMNS = {
+  VIDEOS: [ 'name', 'magnetUri', 'host', 'author', 'tags' ]
+}
+
+// Sortable columns per schema
+const SORTABLE_COLUMNS = {
+  USERS: [ 'id', 'username', 'createdAt' ],
+  VIDEO_ABUSES: [ 'id', 'createdAt' ],
+  VIDEOS: [ 'name', 'duration', 'createdAt', 'views', 'likes' ]
+}
+
+const OAUTH_LIFETIME = {
+  ACCESS_TOKEN: 3600 * 4, // 4 hours
+  REFRESH_TOKEN: 1209600 // 2 weeks
+}
+
+// ---------------------------------------------------------------------------
+
+const CONFIG = {
+  LISTEN: {
+    PORT: config.get<number>('listen.port')
+  },
+  DATABASE: {
+    DBNAME: 'peertube' + config.get<string>('database.suffix'),
+    HOSTNAME: config.get<string>('database.hostname'),
+    PORT: config.get<number>('database.port'),
+    USERNAME: config.get<string>('database.username'),
+    PASSWORD: config.get<string>('database.password')
+  },
+  STORAGE: {
+    CERT_DIR: join(__dirname, '..', '..', config.get<string>('storage.certs')),
+    LOG_DIR: join(__dirname, '..', '..', config.get<string>('storage.logs')),
+    VIDEOS_DIR: join(__dirname, '..', '..', config.get<string>('storage.videos')),
+    THUMBNAILS_DIR: join(__dirname, '..', '..', config.get<string>('storage.thumbnails')),
+    PREVIEWS_DIR: join(__dirname, '..', '..', config.get<string>('storage.previews')),
+    TORRENTS_DIR: join(__dirname, '..', '..', config.get<string>('storage.torrents'))
+  },
+  WEBSERVER: {
+    SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
+    WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
+    HOSTNAME: config.get<string>('webserver.hostname'),
+    PORT: config.get<number>('webserver.port'),
+    URL: '',
+    HOST: ''
+  },
+  ADMIN: {
+    EMAIL: config.get<string>('admin.email')
+  },
+  SIGNUP: {
+    ENABLED: config.get<boolean>('signup.enabled')
+  },
+  TRANSCODING: {
+    ENABLED: config.get<boolean>('transcoding.enabled'),
+    THREADS: config.get<number>('transcoding.threads')
+  }
+}
+CONFIG.WEBSERVER.URL = CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT
+CONFIG.WEBSERVER.HOST = CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT
+
+// ---------------------------------------------------------------------------
+
+const CONSTRAINTS_FIELDS = {
+  USERS: {
+    USERNAME: { min: 3, max: 20 }, // Length
+    PASSWORD: { min: 6, max: 255 } // Length
+  },
+  VIDEO_ABUSES: {
+    REASON: { min: 2, max: 300 } // Length
+  },
+  VIDEOS: {
+    NAME: { min: 3, max: 50 }, // Length
+    DESCRIPTION: { min: 3, max: 250 }, // Length
+    EXTNAME: [ '.mp4', '.ogv', '.webm' ],
+    INFO_HASH: { min: 40, max: 40 }, // Length, infohash is 20 bytes length but we represent it in hexa so 20 * 2
+    DURATION: { min: 1, max: 7200 }, // Number
+    TAGS: { min: 0, max: 3 }, // Number of total tags
+    TAG: { min: 2, max: 10 }, // Length
+    THUMBNAIL: { min: 2, max: 30 },
+    THUMBNAIL_DATA: { min: 0, max: 20000 }, // Bytes
+    VIEWS: { min: 0 },
+    LIKES: { min: 0 },
+    DISLIKES: { min: 0 }
+  },
+  VIDEO_EVENTS: {
+    COUNT: { min: 0 }
+  }
+}
+
+const VIDEO_RATE_TYPES = {
+  LIKE: 'like',
+  DISLIKE: 'dislike'
+}
+
+const VIDEO_CATEGORIES = {
+  1: 'Music',
+  2: 'Films',
+  3: 'Vehicles',
+  4: 'Art',
+  5: 'Sports',
+  6: 'Travels',
+  7: 'Gaming',
+  8: 'People',
+  9: 'Comedy',
+  10: 'Entertainment',
+  11: 'News',
+  12: 'Howto',
+  13: 'Education',
+  14: 'Activism',
+  15: 'Science & Technology',
+  16: 'Animals',
+  17: 'Kids',
+  18: 'Food'
+}
+
+// See https://creativecommons.org/licenses/?lang=en
+const VIDEO_LICENCES = {
+  1: 'Attribution',
+  2: 'Attribution - Share Alike',
+  3: 'Attribution - No Derivatives',
+  4: 'Attribution - Non Commercial',
+  5: 'Attribution - Non Commercial - Share Alike',
+  6: 'Attribution - Non Commercial - No Derivatives',
+  7: 'Public Domain Dedication'
+}
+
+// See https://en.wikipedia.org/wiki/List_of_languages_by_number_of_native_speakers#Nationalencyklopedin
+const VIDEO_LANGUAGES = {
+  1: 'English',
+  2: 'Spanish',
+  3: 'Mandarin',
+  4: 'Hindi',
+  5: 'Arabic',
+  6: 'Portuguese',
+  7: 'Bengali',
+  8: 'Russian',
+  9: 'Japanese',
+  10: 'Punjabi',
+  11: 'German',
+  12: 'Korean',
+  13: 'French',
+  14: 'Italien'
+}
+
+// ---------------------------------------------------------------------------
+
+// Score a pod has when we create it as a friend
+const FRIEND_SCORE = {
+  BASE: 100,
+  MAX: 1000
+}
+
+// ---------------------------------------------------------------------------
+
+// Number of points we add/remove from a friend after a successful/bad request
+const PODS_SCORE = {
+  MALUS: -10,
+  BONUS: 10
+}
+
+// Time to wait between requests to the friends (10 min)
+let REQUESTS_INTERVAL = 600000
+
+// Number of requests in parallel we can make
+const REQUESTS_IN_PARALLEL = 10
+
+// To how many pods we send requests
+const REQUESTS_LIMIT_PODS = 10
+// How many requests we send to a pod per interval
+const REQUESTS_LIMIT_PER_POD = 5
+
+const REQUESTS_VIDEO_QADU_LIMIT_PODS = 10
+// The QADU requests are not big
+const REQUESTS_VIDEO_QADU_LIMIT_PER_POD = 50
+
+const REQUESTS_VIDEO_EVENT_LIMIT_PODS = 10
+// The EVENTS requests are not big
+const REQUESTS_VIDEO_EVENT_LIMIT_PER_POD = 50
+
+// Number of requests to retry for replay requests module
+const RETRY_REQUESTS = 5
+
+const REQUEST_ENDPOINTS = {
+  VIDEOS: 'videos'
+}
+
+const REQUEST_ENDPOINT_ACTIONS = {}
+REQUEST_ENDPOINT_ACTIONS[REQUEST_ENDPOINTS.VIDEOS] = {
+  ADD: 'add',
+  UPDATE: 'update',
+  REMOVE: 'remove',
+  REPORT_ABUSE: 'report-abuse'
+}
+
+const REQUEST_VIDEO_QADU_ENDPOINT = 'videos/qadu'
+const REQUEST_VIDEO_EVENT_ENDPOINT = 'videos/events'
+
+const REQUEST_VIDEO_QADU_TYPES = {
+  LIKES: 'likes',
+  DISLIKES: 'dislikes',
+  VIEWS: 'views'
+}
+
+const REQUEST_VIDEO_EVENT_TYPES = {
+  LIKES: 'likes',
+  DISLIKES: 'dislikes',
+  VIEWS: 'views'
+}
+
+const REMOTE_SCHEME = {
+  HTTP: 'https',
+  WS: 'wss'
+}
+
+const JOB_STATES = {
+  PENDING: 'pending',
+  PROCESSING: 'processing',
+  ERROR: 'error',
+  SUCCESS: 'success'
+}
+// How many maximum jobs we fetch from the database per cycle
+const JOBS_FETCH_LIMIT_PER_CYCLE = 10
+const JOBS_CONCURRENCY = 1
+// 1 minutes
+let JOBS_FETCHING_INTERVAL = 60000
+
+// ---------------------------------------------------------------------------
+
+const PRIVATE_CERT_NAME = 'peertube.key.pem'
+const PUBLIC_CERT_NAME = 'peertube.pub'
+const SIGNATURE_ALGORITHM = 'RSA-SHA256'
+const SIGNATURE_ENCODING = 'hex'
+
+// Password encryption
+const BCRYPT_SALT_SIZE = 10
+
+// ---------------------------------------------------------------------------
+
+// Express static paths (router)
+const STATIC_PATHS = {
+  PREVIEWS: '/static/previews/',
+  THUMBNAILS: '/static/thumbnails/',
+  TORRENTS: '/static/torrents/',
+  WEBSEED: '/static/webseed/'
+}
+
+// Cache control
+let STATIC_MAX_AGE = '30d'
+
+// Videos thumbnail size
+const THUMBNAILS_SIZE = '200x110'
+const PREVIEWS_SIZE = '640x480'
+
+// ---------------------------------------------------------------------------
+
+const USER_ROLES = {
+  ADMIN: 'admin',
+  USER: 'user'
+}
+
+// ---------------------------------------------------------------------------
+
+// Special constants for a test instance
+if (isTestInstance() === true) {
+  CONSTRAINTS_FIELDS.VIDEOS.DURATION.max = 14
+  FRIEND_SCORE.BASE = 20
+  REQUESTS_INTERVAL = 10000
+  JOBS_FETCHING_INTERVAL = 10000
+  REMOTE_SCHEME.HTTP = 'http'
+  REMOTE_SCHEME.WS = 'ws'
+  STATIC_MAX_AGE = '0'
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  API_VERSION,
+  BCRYPT_SALT_SIZE,
+  CONFIG,
+  CONSTRAINTS_FIELDS,
+  FRIEND_SCORE,
+  JOBS_FETCHING_INTERVAL,
+  JOB_STATES,
+  JOBS_CONCURRENCY,
+  JOBS_FETCH_LIMIT_PER_CYCLE,
+  LAST_MIGRATION_VERSION,
+  OAUTH_LIFETIME,
+  PAGINATION_COUNT_DEFAULT,
+  PODS_SCORE,
+  PREVIEWS_SIZE,
+  PRIVATE_CERT_NAME,
+  PUBLIC_CERT_NAME,
+  REMOTE_SCHEME,
+  REQUEST_ENDPOINT_ACTIONS,
+  REQUEST_ENDPOINTS,
+  REQUEST_VIDEO_EVENT_ENDPOINT,
+  REQUEST_VIDEO_EVENT_TYPES,
+  REQUEST_VIDEO_QADU_ENDPOINT,
+  REQUEST_VIDEO_QADU_TYPES,
+  REQUESTS_IN_PARALLEL,
+  REQUESTS_INTERVAL,
+  REQUESTS_LIMIT_PER_POD,
+  REQUESTS_LIMIT_PODS,
+  REQUESTS_VIDEO_EVENT_LIMIT_PER_POD,
+  REQUESTS_VIDEO_EVENT_LIMIT_PODS,
+  REQUESTS_VIDEO_QADU_LIMIT_PER_POD,
+  REQUESTS_VIDEO_QADU_LIMIT_PODS,
+  RETRY_REQUESTS,
+  SEARCHABLE_COLUMNS,
+  SIGNATURE_ALGORITHM,
+  SIGNATURE_ENCODING,
+  SORTABLE_COLUMNS,
+  STATIC_MAX_AGE,
+  STATIC_PATHS,
+  THUMBNAILS_SIZE,
+  USER_ROLES,
+  VIDEO_CATEGORIES,
+  VIDEO_LANGUAGES,
+  VIDEO_LICENCES,
+  VIDEO_RATE_TYPES
+}
+
+// ---------------------------------------------------------------------------
+
+// This method exists in utils module but we want to let the constants module independent
+function isTestInstance () {
+  return (process.env.NODE_ENV === 'test')
+}