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1 | import { Response } from 'express' | |
2 | import 'express-validator' | |
3 | import { values } from 'lodash' | |
4 | import 'multer' | |
5 | import * as validator from 'validator' | |
6 | import { UserRight, VideoFilter, VideoPrivacy, VideoRateType } from '../../../shared' | |
7 | import { | |
8 | CONSTRAINTS_FIELDS, | |
9 | MIMETYPES, | |
10 | VIDEO_CATEGORIES, | |
11 | VIDEO_LICENCES, | |
12 | VIDEO_PRIVACIES, | |
13 | VIDEO_RATE_TYPES, | |
14 | VIDEO_STATES | |
15 | } from '../../initializers/constants' | |
16 | import { VideoModel } from '../../models/video/video' | |
17 | import { exists, isArray, isDateValid, isFileValid } from './misc' | |
18 | import { VideoChannelModel } from '../../models/video/video-channel' | |
19 | import { UserModel } from '../../models/account/user' | |
20 | import * as magnetUtil from 'magnet-uri' | |
21 | import { fetchVideo, VideoFetchType } from '../video' | |
22 | ||
23 | const VIDEOS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEOS | |
24 | ||
25 | function isVideoFilterValid (filter: VideoFilter) { | |
26 | return filter === 'local' || filter === 'all-local' | |
27 | } | |
28 | ||
29 | function isVideoCategoryValid (value: any) { | |
30 | return value === null || VIDEO_CATEGORIES[ value ] !== undefined | |
31 | } | |
32 | ||
33 | function isVideoStateValid (value: any) { | |
34 | return exists(value) && VIDEO_STATES[ value ] !== undefined | |
35 | } | |
36 | ||
37 | function isVideoLicenceValid (value: any) { | |
38 | return value === null || VIDEO_LICENCES[ value ] !== undefined | |
39 | } | |
40 | ||
41 | function isVideoLanguageValid (value: any) { | |
42 | return value === null || | |
43 | (typeof value === 'string' && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.LANGUAGE)) | |
44 | } | |
45 | ||
46 | function isVideoDurationValid (value: string) { | |
47 | return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION) | |
48 | } | |
49 | ||
50 | function isVideoTruncatedDescriptionValid (value: string) { | |
51 | return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.TRUNCATED_DESCRIPTION) | |
52 | } | |
53 | ||
54 | function isVideoDescriptionValid (value: string) { | |
55 | return value === null || (exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION)) | |
56 | } | |
57 | ||
58 | function isVideoSupportValid (value: string) { | |
59 | return value === null || (exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.SUPPORT)) | |
60 | } | |
61 | ||
62 | function isVideoNameValid (value: string) { | |
63 | return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME) | |
64 | } | |
65 | ||
66 | function isVideoTagValid (tag: string) { | |
67 | return exists(tag) && validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG) | |
68 | } | |
69 | ||
70 | function isVideoTagsValid (tags: string[]) { | |
71 | return tags === null || ( | |
72 | isArray(tags) && | |
73 | validator.isInt(tags.length.toString(), VIDEOS_CONSTRAINTS_FIELDS.TAGS) && | |
74 | tags.every(tag => isVideoTagValid(tag)) | |
75 | ) | |
76 | } | |
77 | ||
78 | function isVideoViewsValid (value: string) { | |
79 | return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.VIEWS) | |
80 | } | |
81 | ||
82 | function isVideoRatingTypeValid (value: string) { | |
83 | return value === 'none' || values(VIDEO_RATE_TYPES).indexOf(value as VideoRateType) !== -1 | |
84 | } | |
85 | ||
86 | function isVideoFileExtnameValid (value: string) { | |
87 | return exists(value) && MIMETYPES.VIDEO.EXT_MIMETYPE[value] !== undefined | |
88 | } | |
89 | ||
90 | function isVideoFile (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[]) { | |
91 | const videoFileTypesRegex = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT) | |
92 | .map(m => `(${m})`) | |
93 | .join('|') | |
94 | ||
95 | return isFileValid(files, videoFileTypesRegex, 'videofile', null) | |
96 | } | |
97 | ||
98 | const videoImageTypes = CONSTRAINTS_FIELDS.VIDEOS.IMAGE.EXTNAME | |
99 | .map(v => v.replace('.', '')) | |
100 | .join('|') | |
101 | const videoImageTypesRegex = `image/(${videoImageTypes})` | |
102 | ||
103 | function isVideoImage (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[], field: string) { | |
104 | return isFileValid(files, videoImageTypesRegex, field, CONSTRAINTS_FIELDS.VIDEOS.IMAGE.FILE_SIZE.max, true) | |
105 | } | |
106 | ||
107 | function isVideoPrivacyValid (value: number) { | |
108 | return validator.isInt(value + '') && VIDEO_PRIVACIES[ value ] !== undefined | |
109 | } | |
110 | ||
111 | function isScheduleVideoUpdatePrivacyValid (value: number) { | |
112 | return validator.isInt(value + '') && | |
113 | ( | |
114 | value === VideoPrivacy.UNLISTED || | |
115 | value === VideoPrivacy.PUBLIC | |
116 | ) | |
117 | } | |
118 | ||
119 | function isVideoOriginallyPublishedAtValid (value: string | null) { | |
120 | return value === null || isDateValid(value) | |
121 | } | |
122 | ||
123 | function isVideoFileInfoHashValid (value: string | null | undefined) { | |
124 | return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH) | |
125 | } | |
126 | ||
127 | function isVideoFileResolutionValid (value: string) { | |
128 | return exists(value) && validator.isInt(value + '') | |
129 | } | |
130 | ||
131 | function isVideoFPSResolutionValid (value: string) { | |
132 | return value === null || validator.isInt(value + '') | |
133 | } | |
134 | ||
135 | function isVideoFileSizeValid (value: string) { | |
136 | return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.FILE_SIZE) | |
137 | } | |
138 | ||
139 | function isVideoMagnetUriValid (value: string) { | |
140 | if (!exists(value)) return false | |
141 | ||
142 | const parsed = magnetUtil.decode(value) | |
143 | return parsed && isVideoFileInfoHashValid(parsed.infoHash) | |
144 | } | |
145 | ||
146 | function checkUserCanManageVideo (user: UserModel, video: VideoModel, right: UserRight, res: Response) { | |
147 | // Retrieve the user who did the request | |
148 | if (video.isOwned() === false) { | |
149 | res.status(403) | |
150 | .json({ error: 'Cannot manage a video of another server.' }) | |
151 | .end() | |
152 | return false | |
153 | } | |
154 | ||
155 | // Check if the user can delete the video | |
156 | // The user can delete it if he has the right | |
157 | // Or if s/he is the video's account | |
158 | const account = video.VideoChannel.Account | |
159 | if (user.hasRight(right) === false && account.userId !== user.id) { | |
160 | res.status(403) | |
161 | .json({ error: 'Cannot manage a video of another user.' }) | |
162 | .end() | |
163 | return false | |
164 | } | |
165 | ||
166 | return true | |
167 | } | |
168 | ||
169 | async function doesVideoExist (id: number | string, res: Response, fetchType: VideoFetchType = 'all') { | |
170 | const userId = res.locals.oauth ? res.locals.oauth.token.User.id : undefined | |
171 | ||
172 | const video = await fetchVideo(id, fetchType, userId) | |
173 | ||
174 | if (video === null) { | |
175 | res.status(404) | |
176 | .json({ error: 'Video not found' }) | |
177 | .end() | |
178 | ||
179 | return false | |
180 | } | |
181 | ||
182 | if (fetchType !== 'none') res.locals.video = video | |
183 | return true | |
184 | } | |
185 | ||
186 | async function doesVideoChannelOfAccountExist (channelId: number, user: UserModel, res: Response) { | |
187 | if (user.hasRight(UserRight.UPDATE_ANY_VIDEO) === true) { | |
188 | const videoChannel = await VideoChannelModel.loadAndPopulateAccount(channelId) | |
189 | if (videoChannel === null) { | |
190 | res.status(400) | |
191 | .json({ error: 'Unknown video `video channel` on this instance.' }) | |
192 | .end() | |
193 | ||
194 | return false | |
195 | } | |
196 | ||
197 | res.locals.videoChannel = videoChannel | |
198 | return true | |
199 | } | |
200 | ||
201 | const videoChannel = await VideoChannelModel.loadByIdAndAccount(channelId, user.Account.id) | |
202 | if (videoChannel === null) { | |
203 | res.status(400) | |
204 | .json({ error: 'Unknown video `video channel` for this account.' }) | |
205 | .end() | |
206 | ||
207 | return false | |
208 | } | |
209 | ||
210 | res.locals.videoChannel = videoChannel | |
211 | return true | |
212 | } | |
213 | ||
214 | // --------------------------------------------------------------------------- | |
215 | ||
216 | export { | |
217 | isVideoCategoryValid, | |
218 | checkUserCanManageVideo, | |
219 | isVideoLicenceValid, | |
220 | isVideoLanguageValid, | |
221 | isVideoTruncatedDescriptionValid, | |
222 | isVideoDescriptionValid, | |
223 | isVideoFileInfoHashValid, | |
224 | isVideoNameValid, | |
225 | isVideoTagsValid, | |
226 | isVideoFPSResolutionValid, | |
227 | isScheduleVideoUpdatePrivacyValid, | |
228 | isVideoOriginallyPublishedAtValid, | |
229 | isVideoFile, | |
230 | isVideoMagnetUriValid, | |
231 | isVideoStateValid, | |
232 | isVideoViewsValid, | |
233 | isVideoRatingTypeValid, | |
234 | isVideoFileExtnameValid, | |
235 | isVideoDurationValid, | |
236 | isVideoTagValid, | |
237 | isVideoPrivacyValid, | |
238 | isVideoFileResolutionValid, | |
239 | isVideoFileSizeValid, | |
240 | doesVideoExist, | |
241 | isVideoImage, | |
242 | doesVideoChannelOfAccountExist, | |
243 | isVideoSupportValid, | |
244 | isVideoFilterValid | |
245 | } |