Replace Backbone `saveFile` with `Attachment.save`

.eslintignore

@@ -33,6 +33,7 @@ ts/**/*.js
 !js/views/message_view.js
 !js/views/settings_view.js
 !test/backup_test.js
+!test/views/attachment_view_test.js
 !libtextsecure/message_receiver.js
 !main.js
 !preload.js

js/views/attachment_view.js

@@ -2,7 +2,6 @@
 /* global _: false */
 /* global Backbone: false */
 /* global filesize: false */
-/* global moment: false */
 
 /* global i18n: false */
 /* global Signal: false */
@@ -103,12 +102,6 @@
 
       this.remove();
     },
-    getFileType() {
-      switch (this.model.contentType) {
-        case 'video/quicktime': return 'mov';
-        default: return this.model.contentType.split('/')[1];
-      }
-    },
     onClick() {
       if (!this.isImage()) {
         this.saveFile();
@@ -182,26 +175,11 @@
 
       return i18n('unnamedFile');
     },
-    suggestedName() {
-      if (this.model.fileName) {
-        return this.model.fileName;
-      }
-
-      let suggestion = 'signal';
-      if (this.timestamp) {
-        suggestion += moment(this.timestamp).format('-YYYY-MM-DD-HHmmss');
-      }
-      const fileType = this.getFileType();
-      if (fileType) {
-        suggestion += `.${fileType}`;
-      }
-      return suggestion;
-    },
     saveFile() {
-      const url = window.URL.createObjectURL(this.blob, { type: 'octet/stream' });
-      const a = $('<a>').attr({ href: url, download: this.suggestedName() });
-      a[0].click();
-      window.URL.revokeObjectURL(url);
+      Signal.Types.AttachmentTS.save({
+        attachment: this.model,
+        timestamp: this.timestamp,
+      });
     },
     render() {
       if (!this.isImage()) {

preload.js

@@ -201,6 +201,7 @@ window.Signal.Startup = require('./js/modules/startup');
 
 window.Signal.Types = {};
 window.Signal.Types.Attachment = Attachment;
+window.Signal.Types.AttachmentTS = require('./ts/types/Attachment');
 window.Signal.Types.Conversation = require('./ts/types/Conversation');
 window.Signal.Types.Errors = require('./js/modules/types/errors');
 

test/views/attachment_view_test.js

@@ -1,59 +1,44 @@
-describe('AttachmentView', function() {
+/* global assert: false */
 
-  describe('with arbitrary files', function() {
-      it('should render a file view', function() {
-        var attachment = {
-          contentType: 'unused',
-          size: 1232
-        };
-        var view = new Whisper.AttachmentView({model: attachment}).render();
-        assert.match(view.el.innerHTML, /fileView/);
-      });
-      it('should display the filename if present', function() {
-        var attachment = {
-          fileName: 'foo.txt',
-          contentType: 'unused',
-          size: 1232,
-        };
-        var view = new Whisper.AttachmentView({model: attachment}).render();
-        assert.match(view.el.innerHTML, /foo.txt/);
-      });
-      it('should render a file size', function() {
-        var attachment = {
-          size: 1232,
-          contentType: 'unused'
-        };
-        var view = new Whisper.AttachmentView({model: attachment}).render();
-        assert.match(view.el.innerHTML, /1.2 KB/);
-      });
-  });
-  it('should render an image for images', function() {
-    var now = new Date().getTime();
-    var attachment = { contentType: 'image/png', data: 'grumpy cat' };
-    var view = new Whisper.AttachmentView({model: attachment, timestamp: now}).render();
-    assert.equal(view.el.firstChild.tagName, "IMG");
-  });
+/* global Whisper: false */
 
-  it('should display a filename', function() {
-    var epoch = new Date((new Date(0)).getTimezoneOffset() * 60 * 1000);
-    var attachment = { contentType: 'image/png', data: 'grumpy cat' };
-    var result = new Whisper.AttachmentView({
+'use strict';
+
+describe('AttachmentView', () => {
+  describe('with arbitrary files', () => {
+    it('should render a file view', () => {
+      const attachment = {
+        contentType: 'unused',
+        size: 1232,
+      };
+      const view = new Whisper.AttachmentView({ model: attachment }).render();
+      assert.match(view.el.innerHTML, /fileView/);
+    });
+    it('should display the filename if present', () => {
+      const attachment = {
+        fileName: 'foo.txt',
+        contentType: 'unused',
+        size: 1232,
+      };
+      const view = new Whisper.AttachmentView({ model: attachment }).render();
+      assert.match(view.el.innerHTML, /foo.txt/);
+    });
+    it('should render a file size', () => {
+      const attachment = {
+        size: 1232,
+        contentType: 'unused',
+      };
+      const view = new Whisper.AttachmentView({ model: attachment }).render();
+      assert.match(view.el.innerHTML, /1.2 KB/);
+    });
+  });
+  it('should render an image for images', () => {
+    const now = new Date().getTime();
+    const attachment = { contentType: 'image/png', data: 'grumpy cat' };
+    const view = new Whisper.AttachmentView({
       model: attachment,
-      timestamp: epoch
-    }).suggestedName();
-
-    var expected = '1970-01-01-000000';
-    assert(result === 'signal-' + expected + '.png');
-  });
-  it('should auto-generate a filename', function() {
-    var epoch = new Date((new Date(0)).getTimezoneOffset() * 60 * 1000);
-    var attachment = { contentType: 'image/png', data: 'grumpy cat' };
-    var result = new Whisper.AttachmentView({
-      model: attachment,
-      timestamp: epoch
-    }).suggestedName();
-
-    var expected = '1970-01-01-000000';
-    assert(result === 'signal-' + expected + '.png');
+      timestamp: now,
+    }).render();
+    assert.equal(view.el.firstChild.tagName, 'IMG');
   });
 });