2 files changed, 18 insertions, 8 deletions

diff --git a/server/helpers/activitypub.ts b/server/helpers/activitypub.ts
index 4bf6e387d..bcbd9be59 100644
--- a/server/helpers/activitypub.ts
+++ b/server/helpers/activitypub.ts
@@ -57,16 +57,16 @@ function activityPubContextify <T> (data: T) {
 }
 
 type ActivityPubCollectionPaginationHandler = (start: number, count: number) => Bluebird<ResultList<any>> | Promise<ResultList<any>>
-async function activityPubCollectionPagination (url: string, handler: ActivityPubCollectionPaginationHandler, page?: any) {
+async function activityPubCollectionPagination (baseUrl: string, handler: ActivityPubCollectionPaginationHandler, page?: any) {
   if (!page || !validator.isInt(page)) {
     // We just display the first page URL, we only need the total items
     const result = await handler(0, 1)
 
     return {
-      id: url,
+      id: baseUrl,
       type: 'OrderedCollection',
       totalItems: result.total,
-      first: url + '?page=1'
+      first: baseUrl + '?page=1'
     }
   }
 
@@ -81,19 +81,19 @@ async function activityPubCollectionPagination (url: string, handler: ActivityPu
 
   // There are more results
   if (result.total > page * ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE) {
-    next = url + '?page=' + (page + 1)
+    next = baseUrl + '?page=' + (page + 1)
   }
 
   if (page > 1) {
-    prev = url + '?page=' + (page - 1)
+    prev = baseUrl + '?page=' + (page - 1)
   }
 
   return {
-    id: url + '?page=' + page,
+    id: baseUrl + '?page=' + page,
     type: 'OrderedCollectionPage',
     prev,
     next,
-    partOf: url,
+    partOf: baseUrl,
     orderedItems: result.data,
     totalItems: result.total
   }
diff --git a/server/helpers/requests.ts b/server/helpers/requests.ts
index 51facc9e0..805930a9f 100644
--- a/server/helpers/requests.ts
+++ b/server/helpers/requests.ts
@@ -2,6 +2,7 @@ import * as Bluebird from 'bluebird'
 import { createWriteStream } from 'fs-extra'
 import * as request from 'request'
 import { ACTIVITY_PUB } from '../initializers'
+import { processImage } from './image-utils'
 
 function doRequest <T> (
   requestOptions: request.CoreOptions & request.UriOptions & { activityPub?: boolean }
@@ -27,9 +28,18 @@ function doRequestAndSaveToFile (requestOptions: request.CoreOptions & request.U
   })
 }
 
+async function downloadImage (url: string, destPath: string, size: { width: number, height: number }) {
+  const tmpPath = destPath + '.tmp'
+
+  await doRequestAndSaveToFile({ method: 'GET', uri: url }, tmpPath)
+
+  await processImage({ path: tmpPath }, destPath, size)
+}
+
 // ---------------------------------------------------------------------------
 
 export {
   doRequest,
-  doRequestAndSaveToFile
+  doRequestAndSaveToFile,
+  downloadImage
 }