3 files changed, 128 insertions, 0 deletions

diff --git a/server/lib/plugins/plugin-index.ts b/server/lib/plugins/plugin-index.ts
new file mode 100644
index 000000000..4a8a90ec8
--- /dev/null
+++ b/server/lib/plugins/plugin-index.ts
@@ -0,0 +1,64 @@
+import { doRequest } from '../../helpers/requests'
+import { CONFIG } from '../../initializers/config'
+import {
+  PeertubePluginLatestVersionRequest,
+  PeertubePluginLatestVersionResponse
+} from '../../../shared/models/plugins/peertube-plugin-latest-version.model'
+import { PeertubePluginIndexList } from '../../../shared/models/plugins/peertube-plugin-index-list.model'
+import { ResultList } from '../../../shared/models'
+import { PeerTubePluginIndex } from '../../../shared/models/plugins/peertube-plugin-index.model'
+import { PluginModel } from '../../models/server/plugin'
+import { PluginManager } from './plugin-manager'
+import { logger } from '../../helpers/logger'
+
+const packageJSON = require('../../../../package.json')
+
+async function listAvailablePluginsFromIndex (options: PeertubePluginIndexList) {
+  const { start = 0, count = 20, search, sort = 'npmName', pluginType } = options
+
+  const qs: PeertubePluginIndexList = {
+    start,
+    count,
+    sort,
+    pluginType,
+    search,
+    currentPeerTubeEngine: packageJSON.version
+  }
+
+  const uri = CONFIG.PLUGINS.INDEX.URL + '/api/v1/plugins'
+
+  const { body } = await doRequest({ uri, qs, json: true })
+
+  logger.debug('Got result from PeerTube index.', { body })
+
+  await addInstanceInformation(body)
+
+  return body as ResultList<PeerTubePluginIndex>
+}
+
+async function addInstanceInformation (result: ResultList<PeerTubePluginIndex>) {
+  for (const d of result.data) {
+    d.installed = PluginManager.Instance.isRegistered(d.npmName)
+    d.name = PluginModel.normalizePluginName(d.npmName)
+  }
+
+  return result
+}
+
+async function getLatestPluginsVersion (npmNames: string[]): Promise<PeertubePluginLatestVersionResponse> {
+  const bodyRequest: PeertubePluginLatestVersionRequest = {
+    npmNames,
+    currentPeerTubeEngine: packageJSON.version
+  }
+
+  const uri = CONFIG.PLUGINS.INDEX.URL + '/api/v1/plugins/latest-version'
+
+  const { body } = await doRequest({ uri, body: bodyRequest })
+
+  return body
+}
+
+export {
+  listAvailablePluginsFromIndex,
+  getLatestPluginsVersion
+}
diff --git a/server/lib/plugins/plugin-manager.ts b/server/lib/plugins/plugin-manager.ts
index 7576b284c..9e4ec5adf 100644
--- a/server/lib/plugins/plugin-manager.ts
+++ b/server/lib/plugins/plugin-manager.ts
@@ -55,6 +55,10 @@ export class PluginManager {
 
   // ###################### Getters ######################
 
+  isRegistered (npmName: string) {
+    return !!this.getRegisteredPluginOrTheme(npmName)
+  }
+
   getRegisteredPluginOrTheme (npmName: string) {
     return this.registeredPlugins[npmName]
   }
diff --git a/server/lib/schedulers/plugins-check-scheduler.ts b/server/lib/schedulers/plugins-check-scheduler.ts
new file mode 100644
index 000000000..9c60dbcd4
--- /dev/null
+++ b/server/lib/schedulers/plugins-check-scheduler.ts
@@ -0,0 +1,60 @@
+import { logger } from '../../helpers/logger'
+import { AbstractScheduler } from './abstract-scheduler'
+import { retryTransactionWrapper } from '../../helpers/database-utils'
+import { SCHEDULER_INTERVALS_MS } from '../../initializers/constants'
+import { CONFIG } from '../../initializers/config'
+import { PluginModel } from '../../models/server/plugin'
+import { chunk } from 'lodash'
+import { getLatestPluginsVersion } from '../plugins/plugin-index'
+import { compareSemVer } from '../../../shared/core-utils/miscs/miscs'
+
+export class PluginsCheckScheduler extends AbstractScheduler {
+
+  private static instance: AbstractScheduler
+
+  protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.checkPlugins
+
+  private constructor () {
+    super()
+  }
+
+  protected async internalExecute () {
+    return retryTransactionWrapper(this.checkLatestPluginsVersion.bind(this))
+  }
+
+  private async checkLatestPluginsVersion () {
+    if (CONFIG.PLUGINS.INDEX.ENABLED === false) return
+
+    logger.info('Checkin latest plugins version.')
+
+    const plugins = await PluginModel.listInstalled()
+
+    // Process 10 plugins in 1 HTTP request
+    const chunks = chunk(plugins, 10)
+    for (const chunk of chunks) {
+      // Find plugins according to their npm name
+      const pluginIndex: { [npmName: string]: PluginModel} = {}
+      for (const plugin of chunk) {
+        pluginIndex[PluginModel.buildNpmName(plugin.name, plugin.type)] = plugin
+      }
+
+      const npmNames = Object.keys(pluginIndex)
+      const results = await getLatestPluginsVersion(npmNames)
+
+      for (const result of results) {
+        const plugin = pluginIndex[result.npmName]
+        if (!result.latestVersion) continue
+
+        if (plugin.latestVersion !== result.latestVersion && compareSemVer(plugin.latestVersion, result.latestVersion) < 0) {
+          plugin.latestVersion = result.latestVersion
+          await plugin.save()
+        }
+      }
+    }
+
+  }
+
+  static get Instance () {
+    return this.instance || (this.instance = new this())
+  }
+}