Allow Chrome page translator to translate messages in rooms (#11113)

* support message translation in chat

* Update src/HtmlUtils.tsx

* update snapshots

* Convert TextualBody-test to use snapshots

---------

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>
Co-authored-by: Richard van der Hoff <richard@matrix.org>

src/HtmlUtils.tsx

@@ -423,6 +423,8 @@ export function bodyToHtml(content: IContent, highlights: Optional<string[]>, op
         "mx_EventTile_body": true,
         "mx_EventTile_bigEmoji": emojiBody,
         "markdown-body": isHtmlMessage && !emojiBody,
+        // Override the global `notranslate` class set by the top-level `matrixchat` div.
+        "translate": true,
     });
 
     let emojiBodyElements: JSX.Element[] | undefined;

test/__snapshots__/HtmlUtils-test.tsx.snap

@@ -3,7 +3,7 @@
 exports[`bodyToHtml does not mistake characters in text presentation mode for emoji 1`] = `
 <DocumentFragment>
   <span
-    class="mx_EventTile_body"
+    class="mx_EventTile_body translate"
     dir="auto"
   >
     ↔ ❗︎
@@ -22,7 +22,7 @@ exports[`bodyToHtml feature_latex_maths should render inline katex 1`] = `"hello
 exports[`bodyToHtml generates big emoji for emoji made of multiple characters 1`] = `
 <DocumentFragment>
   <span
-    class="mx_EventTile_body mx_EventTile_bigEmoji"
+    class="mx_EventTile_body mx_EventTile_bigEmoji translate"
     dir="auto"
   >
     <span
@@ -52,7 +52,7 @@ exports[`bodyToHtml generates big emoji for emoji made of multiple characters 1`
 exports[`bodyToHtml should generate big emoji for an emoji-only reply to a message 1`] = `
 <DocumentFragment>
   <span
-    class="mx_EventTile_body mx_EventTile_bigEmoji"
+    class="mx_EventTile_body mx_EventTile_bigEmoji translate"
     dir="auto"
   >
     <span

test/components/views/dialogs/__snapshots__/MessageEditHistoryDialog-test.tsx.snap

@@ -77,7 +77,7 @@ exports[`<MessageEditHistory /> should match the snapshot 1`] = `
                     class="mx_EventTile_content"
                   >
                     <span
-                      class="mx_EventTile_body"
+                      class="mx_EventTile_body translate"
                       dir="auto"
                     >
                       My Great Massage
@@ -291,7 +291,7 @@ exports[`<MessageEditHistory /> should support events with 1`] = `
                     class="mx_EventTile_content"
                   >
                     <span
-                      class="mx_EventTile_body"
+                      class="mx_EventTile_body translate"
                       dir="auto"
                     >
                       My Great Missage

test/components/views/messages/TextualBody-test.tsx

@@ -135,7 +135,7 @@ describe("<TextualBody />", () => {
         const { container } = getComponent({ mxEvent: ev });
         expect(container).toHaveTextContent("* sender winks");
         const content = container.querySelector(".mx_EventTile_body");
-        expect(content).toContainHTML('<span class="mx_EventTile_body" dir="auto">winks</span>');
+        expect(content).toMatchSnapshot();
     });
 
     it("renders m.notice correctly", () => {
@@ -155,7 +155,7 @@ describe("<TextualBody />", () => {
         const { container } = getComponent({ mxEvent: ev });
         expect(container).toHaveTextContent(ev.getContent().body);
         const content = container.querySelector(".mx_EventTile_body");
-        expect(content).toContainHTML(`<span class="mx_EventTile_body" dir="auto">${ev.getContent().body}</span>`);
+        expect(content).toMatchSnapshot();
     });
 
     describe("renders plain-text m.text correctly", () => {
@@ -168,7 +168,7 @@ describe("<TextualBody />", () => {
             const { container } = getComponent({ mxEvent: ev });
             expect(container).toHaveTextContent(ev.getContent().body);
             const content = container.querySelector(".mx_EventTile_body");
-            expect(content).toContainHTML(`<span class="mx_EventTile_body" dir="auto">${ev.getContent().body}</span>`);
+            expect(content).toMatchSnapshot();
         });
 
         // If pills were rendered within a Portal/same shadow DOM then it'd be easier to test
@@ -177,11 +177,7 @@ describe("<TextualBody />", () => {
             const { container } = getComponent({ mxEvent: ev });
             expect(container).toHaveTextContent(ev.getContent().body);
             const content = container.querySelector(".mx_EventTile_body");
-            expect(content).toContainHTML(
-                '<span class="mx_EventTile_body" dir="auto">' +
-                    'Visit <a href="https://matrix.org/" class="linkified" target="_blank" rel="noreferrer noopener">' +
-                    "https://matrix.org/</a></span>",
-            );
+            expect(content).toMatchSnapshot();
         });
 
         it("should not pillify MXIDs", () => {
@@ -266,11 +262,7 @@ describe("<TextualBody />", () => {
             const { container } = getComponent({ mxEvent: ev }, matrixClient);
             expect(container).toHaveTextContent("foo baz bar del u");
             const content = container.querySelector(".mx_EventTile_body");
-            expect(content).toContainHTML(
-                '<span class="mx_EventTile_body markdown-body" dir="auto">' +
-                    ev.getContent().formatted_body +
-                    "</span>",
-            );
+            expect(content).toMatchSnapshot();
         });
 
         it("spoilers get injected properly into the DOM", () => {
@@ -281,14 +273,7 @@ describe("<TextualBody />", () => {
             const { container } = getComponent({ mxEvent: ev }, matrixClient);
             expect(container).toHaveTextContent("Hey (movie) the movie was awesome");
             const content = container.querySelector(".mx_EventTile_body");
-            expect(content).toContainHTML(
-                '<span class="mx_EventTile_body markdown-body" dir="auto">' +
-                    "Hey <span>" +
-                    '<button class="mx_EventTile_spoiler">' +
-                    '<span class="mx_EventTile_spoiler_reason">(movie)</span>&nbsp;' +
-                    '<span class="mx_EventTile_spoiler_content"><span>the movie was awesome</span></span>' +
-                    "</span></button></span>",
-            );
+            expect(content).toMatchSnapshot();
         });
 
         it("linkification is not applied to code blocks", () => {
@@ -366,7 +351,7 @@ describe("<TextualBody />", () => {
             expect(content).toMatchSnapshot();
         });
 
-        it("renders formatted body without html corretly", () => {
+        it("renders formatted body without html correctly", () => {
             const ev = mkEvent({
                 type: "m.room.message",
                 room: "room_id",
@@ -383,9 +368,7 @@ describe("<TextualBody />", () => {
             const { container } = getComponent({ mxEvent: ev }, matrixClient);
 
             const content = container.querySelector(".mx_EventTile_body");
-            expect(content).toContainHTML(
-                '<span class="mx_EventTile_body" dir="auto">' + "escaped *markdown*" + "</span>",
-            );
+            expect(content).toMatchSnapshot();
         });
     });
 

test/components/views/messages/__snapshots__/TextualBody-test.tsx.snap

@@ -1,8 +1,32 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
+exports[`<TextualBody /> renders formatted m.text correctly italics, bold, underline and strikethrough render as expected 1`] = `
+<span
+  class="mx_EventTile_body markdown-body translate"
+  dir="auto"
+>
+  foo 
+  <em>
+    baz
+  </em>
+   
+  <strong>
+    bar
+  </strong>
+   
+  <del>
+    del
+  </del>
+   
+  <u>
+    u
+  </u>
+</span>
+`;
+
 exports[`<TextualBody /> renders formatted m.text correctly linkification is not applied to code blocks 1`] = `
 <span
-  class="mx_EventTile_body markdown-body"
+  class="mx_EventTile_body markdown-body translate"
   dir="auto"
 >
   <p>
@@ -43,7 +67,7 @@ exports[`<TextualBody /> renders formatted m.text correctly linkification is not
 
 exports[`<TextualBody /> renders formatted m.text correctly pills appear for an MXID permalink 1`] = `
 <span
-  class="mx_EventTile_body markdown-body"
+  class="mx_EventTile_body markdown-body translate"
   dir="auto"
 >
   Chat with 
@@ -90,7 +114,7 @@ exports[`<TextualBody /> renders formatted m.text correctly pills appear for eve
     class="mx_MTextBody mx_EventTile_content"
   >
     <span
-      class="mx_EventTile_body markdown-body"
+      class="mx_EventTile_body markdown-body translate"
       dir="auto"
     >
       See this message 
@@ -139,7 +163,7 @@ exports[`<TextualBody /> renders formatted m.text correctly pills appear for roo
     class="mx_MTextBody mx_EventTile_content"
   >
     <span
-      class="mx_EventTile_body markdown-body"
+      class="mx_EventTile_body markdown-body translate"
       dir="auto"
     >
       A 
@@ -189,7 +213,7 @@ exports[`<TextualBody /> renders formatted m.text correctly pills do not appear
     class="mx_MTextBody mx_EventTile_content"
   >
     <span
-      class="mx_EventTile_body markdown-body"
+      class="mx_EventTile_body markdown-body translate"
       dir="auto"
     >
       An 
@@ -207,7 +231,7 @@ exports[`<TextualBody /> renders formatted m.text correctly pills do not appear
 
 exports[`<TextualBody /> renders formatted m.text correctly pills do not appear in code blocks 1`] = `
 <span
-  class="mx_EventTile_body markdown-body"
+  class="mx_EventTile_body markdown-body translate"
   dir="auto"
 >
   <p>
@@ -247,7 +271,7 @@ exports[`<TextualBody /> renders formatted m.text correctly pills do not appear
 
 exports[`<TextualBody /> renders formatted m.text correctly pills get injected correctly into the DOM 1`] = `
 <span
-  class="mx_EventTile_body markdown-body"
+  class="mx_EventTile_body markdown-body translate"
   dir="auto"
 >
   Hey 
@@ -288,13 +312,85 @@ exports[`<TextualBody /> renders formatted m.text correctly pills get injected c
 </span>
 `;
 
+exports[`<TextualBody /> renders formatted m.text correctly renders formatted body without html correctly 1`] = `
+<span
+  class="mx_EventTile_body translate"
+  dir="auto"
+>
+  escaped *markdown*
+</span>
+`;
+
+exports[`<TextualBody /> renders formatted m.text correctly spoilers get injected properly into the DOM 1`] = `
+<span
+  class="mx_EventTile_body markdown-body translate"
+  dir="auto"
+>
+  Hey 
+  <span>
+    <button
+      class="mx_EventTile_spoiler"
+    >
+      <span
+        class="mx_EventTile_spoiler_reason"
+      >
+        (movie)
+      </span>
+       
+      <span
+        class="mx_EventTile_spoiler_content"
+      >
+        <span>
+          the movie was awesome
+        </span>
+      </span>
+    </button>
+  </span>
+</span>
+`;
+
+exports[`<TextualBody /> renders m.emote correctly 1`] = `
+<span
+  class="mx_EventTile_body translate"
+  dir="auto"
+>
+  winks
+</span>
+`;
+
+exports[`<TextualBody /> renders m.notice correctly 1`] = `
+<span
+  class="mx_EventTile_body translate"
+  dir="auto"
+>
+  this is a notice, probably from a bot
+</span>
+`;
+
+exports[`<TextualBody /> renders plain-text m.text correctly linkification get applied correctly into the DOM 1`] = `
+<span
+  class="mx_EventTile_body translate"
+  dir="auto"
+>
+  Visit 
+  <a
+    class="linkified"
+    href="https://matrix.org/"
+    rel="noreferrer noopener"
+    target="_blank"
+  >
+    https://matrix.org/
+  </a>
+</span>
+`;
+
 exports[`<TextualBody /> renders plain-text m.text correctly should pillify a permalink to a message in the same room with the label »Message from Member« 1`] = `"Visit <span><bdi><a class="mx_Pill mx_EventPill" href="https://matrix.to/#/!room1:example.com/%event_id%"><span aria-label="Profile picture" aria-hidden="true" data-testid="avatar-img" data-type="round" data-color="2" class="_avatar_mcap2_17 mx_BaseAvatar" style="--cpd-avatar-size: 16px;"><img loading="lazy" alt="" src="mxc://avatar.url/image.png" referrerpolicy="no-referrer" class="_image_mcap2_50" data-type="round" width="16px" height="16px"></span><span class="mx_Pill_text">Message from Member</span></a></bdi></span>"`;
 
 exports[`<TextualBody /> renders plain-text m.text correctly should pillify a permalink to an event in another room with the label »Message in Room 2« 1`] = `"Visit <span><bdi><a class="mx_Pill mx_EventPill" href="https://matrix.to/#/!room2:example.com/%event_id%"><span aria-label="Avatar" aria-hidden="true" data-testid="avatar-img" data-type="round" data-color="2" class="_avatar_mcap2_17 mx_BaseAvatar" style="--cpd-avatar-size: 16px;"><img loading="lazy" alt="" src="mxc://avatar.url/room.png" referrerpolicy="no-referrer" class="_image_mcap2_50" data-type="round" width="16px" height="16px"></span><span class="mx_Pill_text">Message in Room 2</span></a></bdi></span>"`;
 
 exports[`<TextualBody /> renders plain-text m.text correctly should pillify a permalink to an unknown message in the same room with the label »Message« 1`] = `
 <span
-  class="mx_EventTile_body"
+  class="mx_EventTile_body translate"
   dir="auto"
 >
   Visit 
@@ -317,3 +413,12 @@ exports[`<TextualBody /> renders plain-text m.text correctly should pillify a pe
   </span>
 </span>
 `;
+
+exports[`<TextualBody /> renders plain-text m.text correctly simple message renders as expected 1`] = `
+<span
+  class="mx_EventTile_body translate"
+  dir="auto"
+>
+  this is a plaintext message
+</span>
+`;

test/components/views/rooms/__snapshots__/PinnedEventTile-test.tsx.snap

@@ -27,7 +27,7 @@ exports[`<PinnedEventTile /> should render pinned event 1`] = `
         class="mx_MTextBody mx_EventTile_content"
       >
         <span
-          class="mx_EventTile_body"
+          class="mx_EventTile_body translate"
           dir="auto"
         >
           First pinned message

test/components/views/settings/__snapshots__/LayoutSwitcher-test.tsx.snap

@@ -102,7 +102,7 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                     class="mx_MTextBody mx_EventTile_content"
                   >
                     <span
-                      class="mx_EventTile_body"
+                      class="mx_EventTile_body translate"
                       dir="auto"
                     >
                       Hey you. You're the best!
@@ -218,7 +218,7 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                     class="mx_MTextBody mx_EventTile_content"
                   >
                     <span
-                      class="mx_EventTile_body"
+                      class="mx_EventTile_body translate"
                       dir="auto"
                     >
                       Hey you. You're the best!
@@ -334,7 +334,7 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                     class="mx_MTextBody mx_EventTile_content"
                   >
                     <span
-                      class="mx_EventTile_body"
+                      class="mx_EventTile_body translate"
                       dir="auto"
                     >
                       Hey you. You're the best!

test/components/views/settings/tabs/user/__snapshots__/AppearanceUserSettingsTab-test.tsx.snap

@@ -245,7 +245,7 @@ exports[`AppearanceUserSettingsTab should render 1`] = `
                             class="mx_MTextBody mx_EventTile_content"
                           >
                             <span
-                              class="mx_EventTile_body"
+                              class="mx_EventTile_body translate"
                               dir="auto"
                             >
                               Hey you. You're the best!
@@ -361,7 +361,7 @@ exports[`AppearanceUserSettingsTab should render 1`] = `
                             class="mx_MTextBody mx_EventTile_content"
                           >
                             <span
-                              class="mx_EventTile_body"
+                              class="mx_EventTile_body translate"
                               dir="auto"
                             >
                               Hey you. You're the best!
@@ -477,7 +477,7 @@ exports[`AppearanceUserSettingsTab should render 1`] = `
                             class="mx_MTextBody mx_EventTile_content"
                           >
                             <span
-                              class="mx_EventTile_body"
+                              class="mx_EventTile_body translate"
                               dir="auto"
                             >
                               Hey you. You're the best!