Adding new getCreator and getOldestRevision methods to WikiPage class.

[lhc/web/wiklou.git] / includes / WikiPage.php

diff --git a/includes/WikiPage.php b/includes/WikiPage.php
index 0536a0a..8e9b0a0 100644 (file)
--- a/includes/WikiPage.php
+++ b/includes/WikiPage.php
@@ -494,6 +494,49 @@ class WikiPage extends Page {
                return (int)$this->mLatest;
        }
 
+       /**
+        * Get the Revision object of the oldest revision
+        * @return Revision|null
+        */
+       public function getOldestRevision() {
+               wfProfileIn( __METHOD__ );
+
+               // Try using the slave database first, then try the master
+               $continue = 2;
+               $db = wfGetDB( DB_SLAVE );
+               $revSelectFields = Revision::selectFields();
+
+               while ( $continue ) {
+                       $row = $db->selectRow(
+                               array( 'page', 'revision' ),
+                               $revSelectFields,
+                               array(
+                                       'page_namespace' => $this->mTitle->getNamespace(),
+                                       'page_title' => $this->mTitle->getDBkey(),
+                                       'rev_page = page_id'
+                               ),
+                               __METHOD__,
+                               array(
+                                       'ORDER BY' => 'rev_timestamp ASC'
+                               )
+                       );
+
+                       if ( $row ) {
+                               $continue = 0;
+                       } else {
+                               $db = wfGetDB( DB_MASTER );
+                               $continue--;
+                       }
+               }
+
+               wfProfileOut( __METHOD__ );
+               if ( $row ) {
+                       return Revision::newFromRow( $row );
+               } else {
+                       return null;
+               }
+       }
+
        /**
         * Loads everything except the text
         * This isn't necessary for all uses, so it's only done if needed.
@@ -601,6 +644,24 @@ class WikiPage extends Page {
                }
        }
 
+       /**
+        * Get the User object of the user who created the page
+        * @param $audience Integer: one of:
+        *      Revision::FOR_PUBLIC       to be displayed to all users
+        *      Revision::FOR_THIS_USER    to be displayed to $wgUser
+        *      Revision::RAW              get the text regardless of permissions
+        * @return User|null
+        */
+       public function getCreator( $audience = Revision::FOR_PUBLIC ) {
+               $revision = $this->getOldestRevision();
+               if ( $revision ) {
+                       $userName = $revision->getUserText( $audience );
+                       return User::newFromName( $userName, false );
+               } else {
+                       return null;
+               }
+       }
+
        /**
         * @param $audience Integer: one of:
         *      Revision::FOR_PUBLIC       to be displayed to all users