Merge pull request pepyatka#202 from FreeFeed/dsumin/opengraph_single…

…thumbnail Attachment image size fallback for posts-opengraph API
davidmz · Mar 6, 2017 · c184834 · c184834
2 parents 2e4ebfa + 3287014
commit c184834
Showing 1 changed file with 16 additions and 3 deletions.
diff --git a/app/controllers/api/v2/PostsController.js b/app/controllers/api/v2/PostsController.js
@@ -123,9 +123,22 @@ export default class PostsController {
     if (attachments.length > 0) {
       for (const item of attachments.map(serializeAttachment)) {
         if (item.mediaType === 'image') {
-          image = item.imageSizes[`t2`].url;
-          image_h = item.imageSizes[`t2`].h;
-          image_w = item.imageSizes[`t2`].w;
+          let image_size;
+
+          // Image fallback: thumbnail 2 (t2) => thumbnail (t) => original (o) => none
+          if (`t2` in item.imageSizes) {
+            image_size = `t2`;
+          } else if (`t` in item.imageSizes) {
+            image_size = `t`;
+          } else if (`o` in item.imageSizes) {
+            image_size = `o`;
+          } else {
+            break;
+          }
+
+          image = item.imageSizes[image_size].url;
+          image_h = item.imageSizes[image_size].h;
+          image_w = item.imageSizes[image_size].w;
           break;
         }
       }