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