Don’t update single entry’s title when publishing a draft/reverting t…

…o a version

Resolves #4323

CHANGELOG-v3.md

@@ -11,6 +11,7 @@
 - Fixed a bug where pressing the <kbd>Esc</kbd> key in the setup wizard would close the modal window. ([#4307](https://github.com/craftcms/cms/issues/4307))
 - Fixed a bug where `craft\validators\ArrayValidator::validate()` didn’t work. ([#4309](https://github.com/craftcms/cms/pull/4309))
 - Fixed an error that could occur when rendering templates with a `loop.parent.loop` reference in a nested for-loop. ([#4271](https://github.com/craftcms/cms/issues/4271))
+- Fixed a bug where publishing a Single entry’s draft, or reverting a Single entry to a prior version, would overwrite its title to the section name. ([#4323](https://github.com/craftcms/cms/pull/4323))
 
 ## 3.1.28 - 2019-05-21
 

src/services/EntryRevisions.php

@@ -246,11 +246,6 @@ public function saveDraft(EntryDraft $draft, bool $runValidation = true): bool
      */
     public function publishDraft(EntryDraft $draft, bool $runValidation = true): bool
     {
-        // If this is a single, we'll have to set the title manually
-        if ($draft->getSection()->type == Section::TYPE_SINGLE) {
-            $draft->title = $draft->getSection()->name;
-        }
-
         // Set the version notes
         if (!$draft->revisionNotes) {
             $draft->revisionNotes = Craft::t('app', 'Published draft “{name}”.', ['name' => $draft->name]);
@@ -458,11 +453,6 @@ public function saveVersion(Entry $entry): bool
      */
     public function revertEntryToVersion(EntryVersion $version, bool $runValidation = true): bool
     {
-        // If this is a single, we'll have to set the title manually
-        if ($version->getSection()->type === Section::TYPE_SINGLE) {
-            $version->title = $version->getSection()->name;
-        }
-
         // Set the version notes
         $version->revisionNotes = Craft::t('app', 'Reverted version {num}.', ['num' => $version->num]);