Fix several pieces of UI language describing "draft/archive" rules in Phame

Summary: Ref T12900. We implement one rule, but tell users a different (older) rule. See T12900 for discussion and history.

Test Plan:
  - Verified draft/archived posts can't be seen by users who don't have permission to edit the blog.
  - Drafted, archived, and published posts and read the related text.
  - Looked through the changes I dug up in T12900#228748 for other strings I might have missed.

{F5033860}

Reviewers: chad

Reviewed By: chad

Maniphest Tasks: T12900

Differential Revision: https://secure.phabricator.com/D18182

Author: epriestley

src/applications/phame/controller/post/PhamePostArchiveController.php

@@ -42,8 +42,9 @@ public function handleRequest(AphrontRequest $request) {
 
     $title = pht('Archive Post');
     $body = pht(
-      'This post will revert to archived status and no longer be visible '.
-      'to other users or members of this blog.');
+      'If you archive this post, it will only be visible to users who can '.
+      'edit %s.',
+      $viewer->renderHandle($post->getBlogPHID()));
     $button = pht('Archive Post');
 
     return $this->newDialog()

src/applications/phame/controller/post/PhamePostViewController.php

@@ -46,8 +46,10 @@ public function handleRequest(AphrontRequest $request) {
           ->setSeverity(PHUIInfoView::SEVERITY_NOTICE)
           ->setTitle(pht('Draft Post'))
           ->appendChild(
-            pht('Only you can see this draft until you publish it. '.
-                'Use "Publish" to publish this post.')));
+            pht(
+              'This is a draft, and is only visible to you and other users '.
+              'who can edit %s. Use "Publish" to publish this post.',
+              $viewer->renderHandle($post->getBlogPHID()))));
     }
 
     if ($post->isArchived()) {
@@ -56,8 +58,10 @@ public function handleRequest(AphrontRequest $request) {
           ->setSeverity(PHUIInfoView::SEVERITY_ERROR)
           ->setTitle(pht('Archived Post'))
           ->appendChild(
-            pht('Only you can see this archived post until you publish it. '.
-                'Use "Publish" to publish this post.')));
+            pht(
+              'This post has been archived, and is only visible to you and '.
+              'other users who can edit %s.',
+              $viewer->renderHandle($post->getBlogPHID()))));
     }
 
     if (!$post->getBlog()) {

src/applications/phame/storage/PhamePost.php

@@ -200,8 +200,9 @@ public function getCapabilities() {
   }
 
   public function getPolicy($capability) {
-    // Draft posts are visible only to the author. Published posts are visible
-    // to whoever the blog is visible to.
+    // Draft and archived posts are visible only to the author and other
+    // users who can edit the blog. Published posts are visible to whoever
+    // the blog is visible to.
 
     switch ($capability) {
       case PhabricatorPolicyCapability::CAN_VIEW: