Item13513: Don't overlay existing config with extension install

When the Package installer applies configuration changes, it should not overlay existing configuration items, only new ones.
foswiki · Jul 16, 2015 · 36aca0d · 36aca0d
1 parent 7e1f547
commit 36aca0d
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/core/lib/Foswiki/Configure/Package.pm b/core/lib/Foswiki/Configure/Package.pm
@@ -547,6 +547,7 @@ HERE
                   . Foswiki::Configure::Reporter::uneval($val) );
         }
         else {
+            return 1 if ( eval("exists \$Foswiki::cfg$node->{keys}") );
             eval("\$Foswiki::cfg$node->{keys}=\$val");
             ASSERT( !$@, $@ ) if DEBUG;
             $this->{reporter}->CHANGED( $node->{keys} );