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