file types and exports

src/components/messages/attachmentMixin.js

@@ -4,7 +4,8 @@ export default {
   data() {
     return {
       src: null,
-      downloadProgress: null
+      downloadProgress: null,
+      userInitiatedDownloadsOnly: false,
     }
   },
   watch: {
@@ -21,14 +22,27 @@ export default {
   beforeDestroy() {
     this.loadAttachmentSource(null); // Release
   },
+  computed: {
+    fileName() {
+      return util.getFileName(this.event);
+    },
+    fileSize() {
+      return util.getFileSizeFormatted(this.event);
+    }
+  },
   methods: {
-    loadAttachmentSource(event) {
+    loadAttachmentSource(event, userInitiated = false) {
       if (this.src) {
         const objectUrl = this.src;
         this.src = null;
         URL.revokeObjectURL(objectUrl);
       }
       if (event) {
+        const fileSize = util.getFileSize(event);
+        if (!userInitiated && (fileSize == 0 || fileSize > 1000000)) {
+          this.userInitiatedDownloadsOnly = true;
+          return;
+        }
         util
         .getAttachment(this.$matrix.matrixClient, event, (progress) => {
           this.downloadProgress = progress;