2 files changed, 60 insertions, 0 deletions

diff --git a/server/middlewares/validators/actor.ts b/server/middlewares/validators/actor.ts
new file mode 100644
index 000000000..99b529dd6
--- /dev/null
+++ b/server/middlewares/validators/actor.ts
@@ -0,0 +1,59 @@
+import * as express from 'express'
+import { param } from 'express-validator'
+import { isActorNameValid } from '../../helpers/custom-validators/actor'
+import { logger } from '../../helpers/logger'
+import { areValidationErrors } from './utils'
+import {
+  doesAccountNameWithHostExist,
+  doesLocalAccountNameExist,
+  doesVideoChannelNameWithHostExist,
+  doesLocalVideoChannelNameExist
+} from '../../helpers/middlewares'
+import { HttpStatusCode } from '../../../shared/core-utils/miscs/http-error-codes'
+
+const localActorValidator = [
+  param('actorName').custom(isActorNameValid).withMessage('Should have a valid actor name'),
+
+  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking localActorValidator parameters', { parameters: req.params })
+
+    if (areValidationErrors(req, res)) return
+
+    const isAccount = await doesLocalAccountNameExist(req.params.actorName, res, false)
+    const isVideoChannel = await doesLocalVideoChannelNameExist(req.params.actorName, res, false)
+
+    if (!isAccount || !isVideoChannel) {
+      res.status(HttpStatusCode.NOT_FOUND_404)
+         .json({ error: 'Actor not found' })
+    }
+
+    return next()
+  }
+]
+
+const actorNameWithHostGetValidator = [
+  param('actorName').exists().withMessage('Should have an actor name with host'),
+
+  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking actorNameWithHostGetValidator parameters', { parameters: req.params })
+
+    if (areValidationErrors(req, res)) return
+
+    const isAccount = await doesAccountNameWithHostExist(req.params.actorName, res, false)
+    const isVideoChannel = await doesVideoChannelNameWithHostExist(req.params.actorName, res, false)
+
+    if (!isAccount && !isVideoChannel) {
+      res.status(HttpStatusCode.NOT_FOUND_404)
+         .json({ error: 'Actor not found' })
+    }
+
+    return next()
+  }
+]
+
+// ---------------------------------------------------------------------------
+
+export {
+  localActorValidator,
+  actorNameWithHostGetValidator
+}
diff --git a/server/middlewares/validators/index.ts b/server/middlewares/validators/index.ts
index 24faeea3e..3e1a1e5ce 100644
--- a/server/middlewares/validators/index.ts
+++ b/server/middlewares/validators/index.ts
@@ -1,5 +1,6 @@
 export * from './abuse'
 export * from './account'
+export * from './actor'
 export * from './actor-image'
 export * from './blocklist'
 export * from './oembed'