X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=web%2Fcore%2Flib%2FDrupal%2FCore%2FEntity%2FQuery%2FQueryBase.php;h=5c94b444789dd873c55235c2371978fdcb2dc54e;hp=ed3d12b2c857316c0f95d8d821a93735151c8b43;hb=9917807b03b64faf00f6a1f29dcb6eafc454efa5;hpb=aea91e65e895364e460983b890e295aa5d5540a5

diff --git a/web/core/lib/Drupal/Core/Entity/Query/QueryBase.php b/web/core/lib/Drupal/Core/Entity/Query/QueryBase.php
index ed3d12b2c..5c94b4447 100644
--- a/web/core/lib/Drupal/Core/Entity/Query/QueryBase.php
+++ b/web/core/lib/Drupal/Core/Entity/Query/QueryBase.php
@@ -108,6 +108,13 @@ abstract class QueryBase implements QueryInterface {
    */
   protected $allRevisions = FALSE;
 
+  /**
+   * Flag indicating whether to query the latest revision.
+   *
+   * @var bool
+   */
+  protected $latestRevision = FALSE;
+
   /**
    * The query pager data.
    *
@@ -252,6 +259,22 @@ abstract class QueryBase implements QueryInterface {
    */
   public function currentRevision() {
     $this->allRevisions = FALSE;
+    $this->latestRevision = FALSE;
+    return $this;
+  }
+
+  /**
+   * Queries the latest revision.
+   *
+   * The latest revision is the most recent revision of an entity. This will be
+   * either the default revision, or a pending revision if one exists and it is
+   * newer than the default.
+   *
+   * @return $this
+   */
+  public function latestRevision() {
+    $this->allRevisions = TRUE;
+    $this->latestRevision = TRUE;
     return $this;
   }
 
@@ -260,6 +283,7 @@ abstract class QueryBase implements QueryInterface {
    */
   public function allRevisions() {
     $this->allRevisions = TRUE;
+    $this->latestRevision = FALSE;
     return $this;
   }
 
@@ -348,14 +372,14 @@ abstract class QueryBase implements QueryInterface {
    * {@inheritdoc}
    */
   public function hasAllTags() {
-    return !(boolean)array_diff(func_get_args(), array_keys($this->alterTags));
+    return !(boolean) array_diff(func_get_args(), array_keys($this->alterTags));
   }
 
   /**
    * {@inheritdoc}
    */
   public function hasAnyTag() {
-    return (boolean)array_intersect(func_get_args(), array_keys($this->alterTags));
+    return (boolean) array_intersect(func_get_args(), array_keys($this->alterTags));
   }
 
   /**