Don't display inline comment's Reply in standalone view

Summary: NOTE: This is starting to be too hacky.

Test Plan:
View revision with inline diffs, verify that Reply is there.
View standalone - no Reply.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Koolvin

Differential Revision: https://secure.phabricator.com/D2263

src/applications/differential/controller/changesetview/DifferentialChangesetViewController.php

@@ -202,7 +202,7 @@ final class DifferentialChangesetViewController extends DifferentialController {
 
     if ($request->isAjax()) {
       // TODO: This is sort of lazy, the effect is just to not render "Edit"
-      // links on the "standalone view".
+      // and "Reply" links on the "standalone view".
       $parser->setUser($request->getUser());
     }
 

src/applications/differential/parser/changeset/DifferentialChangesetParser.php

@@ -1497,6 +1497,7 @@ final class DifferentialChangesetParser {
     $edit = $user &&
             ($comment->getAuthorPHID() == $user->getPHID()) &&
             ($comment->isDraft());
+    $allow_reply = (bool)$this->user;
 
     $on_right = $this->isCommentOnRightSideWhenDisplayed($comment);
 
@@ -1506,6 +1507,7 @@ final class DifferentialChangesetParser {
       ->setHandles($this->handles)
       ->setMarkupEngine($this->markupEngine)
       ->setEditable($edit)
+      ->setAllowReply($allow_reply)
       ->render();
   }
 

src/applications/differential/view/inlinecomment/DifferentialInlineCommentView.php

@@ -25,6 +25,7 @@ final class DifferentialInlineCommentView extends AphrontView {
   private $markupEngine;
   private $editable;
   private $preview;
+  private $allowReply;
 
   public function setInlineComment(PhabricatorInlineCommentInterface $comment) {
     $this->inlineComment = $comment;
@@ -62,6 +63,11 @@ final class DifferentialInlineCommentView extends AphrontView {
     return $this;
   }
 
+  public function setAllowReply($allow_reply) {
+    $this->allowReply = $allow_reply;
+    return $this;
+  }
+
   public function render() {
 
     $inline = $this->inlineComment;
@@ -120,21 +126,25 @@ final class DifferentialInlineCommentView extends AphrontView {
         ),
         'Next');
 
-      if (!$is_synthetic) {
+      if ($this->allowReply) {
 
-        // NOTE: No product reason why you can't reply to these, but the reply
-        // mechanism currently sends the inline comment ID to the server, not
-        // file/line information, and synthetic comments don't have an inline
-        // comment ID.
+        if (!$is_synthetic) {
+
+          // NOTE: No product reason why you can't reply to these, but the reply
+          // mechanism currently sends the inline comment ID to the server, not
+          // file/line information, and synthetic comments don't have an inline
+          // comment ID.
+
+          $links[] = javelin_render_tag(
+            'a',
+            array(
+              'href'        => '#',
+              'mustcapture' => true,
+              'sigil'       => 'differential-inline-reply',
+            ),
+            'Reply');
+        }
 
-        $links[] = javelin_render_tag(
-          'a',
-          array(
-            'href'        => '#',
-            'mustcapture' => true,
-            'sigil'       => 'differential-inline-reply',
-          ),
-          'Reply');
       }
     }