1 files changed, 46 insertions, 0 deletions
diff --git a/resources/mediawiki.special/mediawiki.special.block.js b/resources/mediawiki.special/mediawiki.special.block.js
new file mode 100644
index 00000000..6f79929b
--- /dev/null
+++ b/resources/mediawiki.special/mediawiki.special.block.js
@@ -0,0 +1,46 @@
+/* JavaScript for Special:Block */
+
+jQuery( function( $ ) {
+
+	var	DO_INSTANT = true,
+		$blockTarget = $( '#mw-bi-target' ),
+		$anonOnlyRow = $( '#mw-input-wpHardBlock' ).closest( 'tr' ),
+		$enableAutoblockRow = $( '#mw-input-wpAutoBlock' ).closest( 'tr' ),
+		$hideUser = $( '#mw-input-wpHideUser' ).closest( 'tr' ),
+		$watchUser = $( '#mw-input-wpWatch' ).closest( 'tr' );
+
+	var updateBlockOptions = function( instant ) {
+		if ( !$blockTarget.length ) {
+			return;
+		}
+
+		var blocktarget = $.trim( $blockTarget.val() );
+		var isEmpty = ( blocktarget === '' );
+		var isIp = mw.util.isIPv4Address( blocktarget, true ) || mw.util.isIPv6Address( blocktarget, true );
+		var isIpRange = isIp && blocktarget.match( /\/\d+$/ );
+
+		if ( isIp && !isEmpty ) {
+			$enableAutoblockRow.goOut( instant );
+			$hideUser.goOut( instant );
+		} else {
+			$enableAutoblockRow.goIn( instant );
+			$hideUser.goIn( instant );
+		}
+		if ( !isIp && !isEmpty ) {
+			$anonOnlyRow.goOut( instant );
+		} else {
+			$anonOnlyRow.goIn( instant );
+		}
+		if ( isIpRange && !isEmpty ) {
+			$watchUser.goOut( instant );
+		} else {
+			$watchUser.goIn( instant );
+		}
+	};
+
+	// Bind functions so they're checked whenever stuff changes
+	$blockTarget.keyup( updateBlockOptions );
+
+	// Call them now to set initial state (ie. Special:Block/Foobar?wpBlockExpiry=2+hours)
+	updateBlockOptions( DO_INSTANT );
+});