make blocking rules queryable in pattern tree just as mappings are

1 files changed, 7 insertions, 2 deletions

diff --git a/common/policy.js b/common/policy.js
index 0ac71d6..7ab9b5d 100644
--- a/common/policy.js
+++ b/common/policy.js
@@ -70,10 +70,15 @@ function decide_policy(patterns_tree, url, default_allow, secret)
     }
 
     if (payloads !== undefined) {
+	/*
+	 * mapping will be either the actual mapping identifier or "~allow" if
+	 * we matched a simple script block/allow rule.
+	 */
 	policy.mapping = Object.keys(payloads).sort()[0];
 	const payload = payloads[policy.mapping];
-	if (payload.allow !== undefined) {
-	    policy.allow = payload.allow;
+	if (policy.mapping === "~allow") {
+	    /* Convert 0/1 back to false/true. */
+	    policy.allow = !!payload;
 	} else /* if (payload.identifier) */ {
 	    policy.allow = false;
 	    policy.payload = payload;