Fix sourceforge bug 855544

Disallow the creation of articles with titles wich are bigger than the size of cur_title in the database.  Please review this code, it is working but I am not sure if it is safe :)

diff --git a/includes/Title.php b/includes/Title.php
index a3a20da..0048fe4 100644 (file)
--- a/includes/Title.php
+++ b/includes/Title.php
@@ -111,6 +111,17 @@ class Title {
                
                $t->mDbkeyform = str_replace( " ", "_", $s );
                if( $t->secureAndSplit() ) {
+
+                       # check that lenght of title is < cur_title size
+                       $sql = "SHOW COLUMNS FROM cur LIKE \"cur_title\";";
+                       $cur_title_object = wfFetchObject(wfQuery( $sql, DB_READ ));
+
+                       preg_match( "/\((.*)\)/", $cur_title_object->Type, $cur_title_size);
+
+                       if (strlen($t->mDbkeyform) > $cur_title_size[1] ) {
+                               return NULL;
+                       }
+
                        return $t;
                } else {
                        return NULL;
@@ -630,7 +641,7 @@ class Title {
 
                # Initial capital letter
                if( $this->mInterwiki == "") $t = $wgLang->ucfirst( $r );
-               
+
                # Fill fields
                $this->mDbkeyform = $t;
                $this->mUrlform = wfUrlencode( $t );