Partial implementation of $wgCapitalLinks differences between local wiki and file repository. Description pages don't work when $wgCapitalLinks=true and initialCapital=false, but it should work well enough in the converse situation.

includes/DefaultSettings.php

@@ -203,6 +203,10 @@ $wgFileStore['deleted']['hash'] = 3;         // 3-level subdirectory split
  *    thumbScriptUrl    The URL for thumb.php (optional, not recommended)
  *    transformVia404   Whether to skip media file transformation on parse and rely on a 404 
  *                      handler instead.
+ *    initialCapital    Equivalent to $wgCapitalLinks, determines whether filenames implicitly 
+ *                      start with a capital letter. The current implementation may give incorrect
+ *                      description page links when the local $wgCapitalLinks and initialCapital 
+ *                      are mismatched.
  *
  * These settings describe a foreign MediaWiki installation. They are optional, and will be ignored
  * for local repositories:

includes/Title.php

@@ -47,6 +47,7 @@ class Title {
 	var $mTextform;           	# Text form (spaces not underscores) of the main part
 	var $mUrlform;            	# URL-encoded form of the main part
 	var $mDbkeyform;          	# Main part with underscores
+	var $mUserCaseDBKey;        # DB key with the initial letter in the case specified by the user
 	var $mNamespace;          	# Namespace index, i.e. one of the NS_xxxx constants
 	var $mInterwiki;          	# Interwiki prefix (or null string)
 	var $mFragment;           	# Title fragment (i.e. the bit after the #)
@@ -555,6 +556,12 @@ class Title {
 		}
 		return $wgContLang->getNsText( $this->mNamespace );
 	}
+	/**
+	 * Get the DB key with the initial letter case as specified by the user
+	 */
+	function getUserCaseDBKey() {
+		return $this->mUserCaseDBKey;
+	}
 	/**
 	 * Get the namespace text of the subject (rather than talk) page
 	 * @return string
@@ -1749,6 +1756,7 @@ class Title {
 		 * Don't force it for interwikis, since the other
 		 * site might be case-sensitive.
 		 */
+		$this->mUserCaseDBKey = $dbkey;
 		if( $wgCapitalLinks && $this->mInterwiki == '') {
 			$dbkey = $wgContLang->ucfirst( $dbkey );
 		}

includes/filerepo/FSRepo.php

@@ -11,7 +11,7 @@ class FSRepo {
 	const DELETE_SOURCE = 1;
 
 	var $directory, $url, $hashLevels, $thumbScriptUrl, $transformVia404;
-	var $descBaseUrl, $scriptDirUrl, $articleUrl, $fetchDescription;
+	var $descBaseUrl, $scriptDirUrl, $articleUrl, $fetchDescription, $initialCapital;
 	var $fileFactory = array( 'UnregisteredLocalFile', 'newFromTitle' );
 	var $oldFileFactory = false;
 
@@ -24,8 +24,9 @@ class FSRepo {
 		$this->transformVia404 = !empty( $info['transformVia404'] );
 
 		// Optional settings
+		$this->initialCapital = true; // by default
 		foreach ( array( 'descBaseUrl', 'scriptDirUrl', 'articleUrl', 'fetchDescription', 
-			'thumbScriptUrl' ) as $var ) 
+			'thumbScriptUrl', 'initialCapital' ) as $var ) 
 		{
 			if ( isset( $info[$var] ) ) {
 				$this->$var = $info[$var];
@@ -298,7 +299,7 @@ class FSRepo {
 	
 	/**
 	 * Get a relative path including trailing slash, e.g. f/fa/
-	 * If the repo is not hashed, returns an empty string
+	 * If the repo is not hashed, returns a slash
 	 */
 	function getHashPath( $name ) {
 		if ( $this->isHashed() ) {
@@ -309,7 +310,7 @@ class FSRepo {
 			}
 			return $path;
 		} else {
-			return '';
+			return '/';
 		}
 	}
 
@@ -407,6 +408,23 @@ class FSRepo {
 	function enumFiles( $callback ) {
 		$this->enumFilesInFS( $callback );
 	}
+
+	/**
+	 * Get the name of an image from its title object
+	 */
+	function getNameFromTitle( $title ) {
+		global $wgCapitalLinks;
+		if ( $this->initialCapital != $wgCapitalLinks ) {
+			global $wgContLang;
+			$name = $title->getUserCaseDBKey();
+			if ( $this->initialCapital ) {
+				$name = $wgContLang->ucfirst( $name );
+			}
+		} else {
+			$name = $title->getDBkey();
+		}
+		return $name;
+	}
 }
 
 ?>

includes/filerepo/File.php

@@ -119,7 +119,7 @@ class File {
 	 */
 	function getName() {
 		if ( !isset( $this->name ) ) {
-			$this->name = $this->title->getDBkey();
+			$this->name = $this->repo->getNameFromTitle( $this->title );
 		}
 		return $this->name; 
 	}

includes/filerepo/UnregisteredLocalFile.php

@@ -27,7 +27,7 @@ class UnregisteredLocalFile extends File {
 		}
 		if ( $title ) {
 			$this->title = $title;
-			$this->name = $title->getDBkey();
+			$this->name = $repo->getNameFromTitle( $title );
 		} else {
 			$this->name = basename( $path );
 			$this->title = Title::makeTitleSafe( NS_IMAGE, $this->name );