Merge "Move up devunt's name to Developers"

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

diff --git a/includes/Title.php b/includes/Title.php
index 27a334d..5e1e8c6 100644 (file)
--- a/includes/Title.php
+++ b/includes/Title.php
@@ -91,7 +91,13 @@ class Title implements LinkTarget {
         * @var bool|string ID of the page's content model, i.e. one of the
         *   CONTENT_MODEL_XXX constants
         */
-       public $mContentModel = false;
+       private $mContentModel = false;
+
+       /**
+        * @var bool If a content model was forced via setContentModel()
+        *   this will be true to avoid having other code paths reset it
+        */
+       private $mForcedContentModel = false;
 
        /** @var int Estimated number of revisions; null of not loaded */
        private $mEstimateRevisions;
@@ -467,9 +473,9 @@ class Title implements LinkTarget {
                        if ( isset( $row->page_latest ) ) {
                                $this->mLatestID = (int)$row->page_latest;
                        }
-                       if ( isset( $row->page_content_model ) ) {
+                       if ( !$this->mForcedContentModel && isset( $row->page_content_model ) ) {
                                $this->mContentModel = strval( $row->page_content_model );
-                       } else {
+                       } elseif ( !$this->mForcedContentModel ) {
                                $this->mContentModel = false; # initialized lazily in getContentModel()
                        }
                        if ( isset( $row->page_lang ) ) {
@@ -483,7 +489,9 @@ class Title implements LinkTarget {
                        $this->mLength = 0;
                        $this->mRedirect = false;
                        $this->mLatestID = 0;
-                       $this->mContentModel = false; # initialized lazily in getContentModel()
+                       if ( !$this->mForcedContentModel ) {
+                               $this->mContentModel = false; # initialized lazily in getContentModel()
+                       }
                }
        }
 
@@ -921,8 +929,9 @@ class Title implements LinkTarget {
         * @return string Content model id
         */
        public function getContentModel( $flags = 0 ) {
-               if ( ( !$this->mContentModel || $flags === Title::GAID_FOR_UPDATE ) &&
-                       $this->getArticleID( $flags )
+               if ( !$this->mForcedContentModel
+                       && ( !$this->mContentModel || $flags === Title::GAID_FOR_UPDATE )
+                       && $this->getArticleID( $flags )
                ) {
                        $linkCache = LinkCache::singleton();
                        $linkCache->addLinkObj( $this ); # in case we already had an article ID
@@ -946,6 +955,22 @@ class Title implements LinkTarget {
                return $this->getContentModel() == $id;
        }
 
+       /**
+        * Set a proposed content model for the page for permissions
+        * checking. This does not actually change the content model
+        * of a title!
+        *
+        * Additionally, you should make sure you've checked
+        * ContentHandler::canBeUsedOn() first.
+        *
+        * @since 1.28
+        * @param string $model CONTENT_MODEL_XXX constant
+        */
+       public function setContentModel( $model ) {
+               $this->mContentModel = $model;
+               $this->mForcedContentModel = true;
+       }
+
        /**
         * Get the namespace text
         *