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528a9efa C |
1 | 'use strict' |
2 | ||
1a42c9e2 C |
3 | const each = require('async/each') |
4 | const eachSeries = require('async/eachSeries') | |
528a9efa | 5 | const express = require('express') |
feb4bdfd | 6 | const waterfall = require('async/waterfall') |
528a9efa | 7 | |
feb4bdfd | 8 | const db = require('../../initializers/database') |
f253b1c1 | 9 | const middlewares = require('../../middlewares') |
528a9efa | 10 | const secureMiddleware = middlewares.secure |
fc51fde0 | 11 | const validators = middlewares.validators.remote |
f253b1c1 | 12 | const logger = require('../../helpers/logger') |
528a9efa C |
13 | |
14 | const router = express.Router() | |
15 | ||
16 | router.post('/videos', | |
fc51fde0 | 17 | validators.signature, |
0eb78d53 | 18 | secureMiddleware.checkSignature, |
fc51fde0 | 19 | validators.remoteVideos, |
528a9efa C |
20 | remoteVideos |
21 | ) | |
22 | ||
23 | // --------------------------------------------------------------------------- | |
24 | ||
25 | module.exports = router | |
26 | ||
27 | // --------------------------------------------------------------------------- | |
28 | ||
29 | function remoteVideos (req, res, next) { | |
30 | const requests = req.body.data | |
4ff0d862 | 31 | const fromPod = res.locals.secure.pod |
528a9efa C |
32 | |
33 | // We need to process in the same order to keep consistency | |
34 | // TODO: optimization | |
1a42c9e2 | 35 | eachSeries(requests, function (request, callbackEach) { |
aaf61f38 | 36 | const videoData = request.data |
528a9efa C |
37 | |
38 | if (request.type === 'add') { | |
4ff0d862 | 39 | addRemoteVideo(videoData, fromPod, callbackEach) |
528a9efa | 40 | } else if (request.type === 'remove') { |
4ff0d862 | 41 | removeRemoteVideo(videoData, fromPod, callbackEach) |
6666aad4 C |
42 | } else { |
43 | logger.error('Unkown remote request type %s.', request.type) | |
528a9efa | 44 | } |
aaf61f38 C |
45 | }, function (err) { |
46 | if (err) logger.error('Error managing remote videos.', { error: err }) | |
528a9efa C |
47 | }) |
48 | ||
49 | // We don't need to keep the other pod waiting | |
50 | return res.type('json').status(204).end() | |
51 | } | |
52 | ||
4ff0d862 | 53 | function addRemoteVideo (videoToCreateData, fromPod, finalCallback) { |
a078c155 | 54 | logger.debug('Adding remote video "%s".', videoToCreateData.name) |
6666aad4 | 55 | |
feb4bdfd C |
56 | waterfall([ |
57 | ||
7920c273 C |
58 | function startTransaction (callback) { |
59 | db.sequelize.transaction().asCallback(function (err, t) { | |
60 | return callback(err, t) | |
61 | }) | |
62 | }, | |
63 | ||
4ff0d862 C |
64 | function findOrCreateAuthor (t, callback) { |
65 | const name = videoToCreateData.author | |
66 | const podId = fromPod.id | |
67 | // This author is from another pod so we do not associate a user | |
68 | const userId = null | |
feb4bdfd | 69 | |
4ff0d862 C |
70 | db.Author.findOrCreateAuthor(name, podId, userId, t, function (err, authorInstance) { |
71 | return callback(err, t, authorInstance) | |
feb4bdfd C |
72 | }) |
73 | }, | |
74 | ||
7920c273 C |
75 | function findOrCreateTags (t, author, callback) { |
76 | const tags = videoToCreateData.tags | |
7920c273 | 77 | |
4ff0d862 | 78 | db.Tag.findOrCreateTags(tags, t, function (err, tagInstances) { |
7920c273 C |
79 | return callback(err, t, author, tagInstances) |
80 | }) | |
81 | }, | |
82 | ||
83 | function createVideoObject (t, author, tagInstances, callback) { | |
feb4bdfd C |
84 | const videoData = { |
85 | name: videoToCreateData.name, | |
86 | remoteId: videoToCreateData.remoteId, | |
87 | extname: videoToCreateData.extname, | |
88 | infoHash: videoToCreateData.infoHash, | |
89 | description: videoToCreateData.description, | |
90 | authorId: author.id, | |
124648d7 C |
91 | duration: videoToCreateData.duration, |
92 | createdAt: videoToCreateData.createdAt | |
feb4bdfd C |
93 | } |
94 | ||
95 | const video = db.Video.build(videoData) | |
96 | ||
7920c273 | 97 | return callback(null, t, tagInstances, video) |
feb4bdfd C |
98 | }, |
99 | ||
7920c273 | 100 | function generateThumbnail (t, tagInstances, video, callback) { |
4d324488 | 101 | db.Video.generateThumbnailFromData(video, videoToCreateData.thumbnailData, function (err) { |
feb4bdfd | 102 | if (err) { |
4d324488 | 103 | logger.error('Cannot generate thumbnail from data.', { error: err }) |
feb4bdfd C |
104 | return callback(err) |
105 | } | |
106 | ||
7920c273 | 107 | return callback(err, t, tagInstances, video) |
feb4bdfd C |
108 | }) |
109 | }, | |
110 | ||
7920c273 C |
111 | function insertVideoIntoDB (t, tagInstances, video, callback) { |
112 | const options = { | |
113 | transaction: t | |
114 | } | |
115 | ||
116 | video.save(options).asCallback(function (err, videoCreated) { | |
117 | return callback(err, t, tagInstances, videoCreated) | |
118 | }) | |
119 | }, | |
120 | ||
121 | function associateTagsToVideo (t, tagInstances, video, callback) { | |
122 | const options = { transaction: t } | |
123 | ||
124 | video.setTags(tagInstances, options).asCallback(function (err) { | |
125 | return callback(err, t) | |
126 | }) | |
c77fa067 C |
127 | } |
128 | ||
7920c273 C |
129 | ], function (err, t) { |
130 | if (err) { | |
131 | logger.error('Cannot insert the remote video.') | |
132 | ||
133 | // Abort transaction? | |
134 | if (t) t.rollback() | |
135 | ||
136 | return finalCallback(err) | |
137 | } | |
138 | ||
139 | // Commit transaction | |
140 | t.commit() | |
141 | ||
142 | return finalCallback() | |
143 | }) | |
528a9efa C |
144 | } |
145 | ||
4ff0d862 | 146 | function removeRemoteVideo (videoToRemoveData, fromPod, callback) { |
feb4bdfd C |
147 | // TODO: use bulkDestroy? |
148 | ||
528a9efa | 149 | // We need the list because we have to remove some other stuffs (thumbnail etc) |
4ff0d862 | 150 | db.Video.listByHostAndRemoteId(fromPod.host, videoToRemoveData.remoteId, function (err, videosList) { |
528a9efa | 151 | if (err) { |
feb4bdfd | 152 | logger.error('Cannot list videos from host and remote id.', { error: err.message }) |
aaf61f38 | 153 | return callback(err) |
528a9efa C |
154 | } |
155 | ||
6666aad4 | 156 | if (videosList.length === 0) { |
4ff0d862 | 157 | logger.error('No remote video was found for this pod.', { remoteId: videoToRemoveData.remoteId, podHost: fromPod.host }) |
6666aad4 C |
158 | } |
159 | ||
1a42c9e2 | 160 | each(videosList, function (video, callbackEach) { |
feb4bdfd | 161 | logger.debug('Removing remote video %s.', video.remoteId) |
6666aad4 | 162 | |
feb4bdfd | 163 | video.destroy().asCallback(callbackEach) |
aaf61f38 | 164 | }, callback) |
528a9efa C |
165 | }) |
166 | } |