Wordpress Widget_Context URL negation patch

widget-context-negation.patch

diff --git a/wp-content/plugins/widget-context/widget-context.php b/wp-content/plugins/widget-context/widget-context.php
index 477574a..dd88576 100755
--- a/wp-content/plugins/widget-context/widget-context.php
+++ b/wp-content/plugins/widget-context/widget-context.php
@@ -415,15 +415,47 @@ class widget_context {
 
 	function context_check_url( $check, $settings ) {
 
+		global $wp;
+		$current_path = trim( $wp->request );
+
 		$settings = wp_parse_args(
 				$settings,
 				array(
-					'urls' => null
+					'urls' => null,
 				)
 			);
 
 		$urls = trim( $settings['urls'] );
 
+		/**
+		 * Targeted URLs, including URLs negated with "!".
+		 */
+		$urls_all = explode( "\n", $urls );
+
+		/**
+		 * Holds urls negated with not (!).
+		 */
+		$urls_excluded = array();
+
+		/**
+		 * Remove leading "!"" before adding to excluded URL list.
+		 */
+		$charmask = " \t\n\r\0\x0B!";
+		foreach ( $urls_all as $url ) {
+			if ( 0 === strpos( $url, '!' ) ) {
+				$urls_excluded[] = trim( $url, $charmask );
+			}
+		}
+
+		/**
+		 * Deny widget if current path matches an excluded URL.
+		 */
+		foreach ( $urls_excluded as $not_url ) {
+			if ( $current_path === $not_url ) {
+				return $check;
+			}
+		}
+
 		if ( empty( $urls ) )
 			return $check;
 

This patch is for version 1.0.3. https://wordpress.org/support/plugin/widget-context