From 91334fe94477fdbcb85fcf93d87e3c73294da106 Mon Sep 17 00:00:00 2001
From: hackademix
Date: Tue, 21 Aug 2018 23:51:59 +0200
Subject: Fixed inconstitencies in ChildPolicies content script URL matching.

---
 src/bg/ChildPolicies.js |  3 ++-
 src/common/Policy.js    | 21 ++++++++++++++++++++-
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/bg/ChildPolicies.js b/src/bg/ChildPolicies.js
index 5b1b209..32abafe 100644
--- a/src/bg/ChildPolicies.js
+++ b/src/bg/ChildPolicies.js
@@ -111,11 +111,12 @@
       // compute exclusions
       let permsMapEntries = [...permsMap];
       let excludeMap = new Map();
+      
       for (let [perms, keys] of permsMapEntries) {
         excludeMap.set(perms, siteKeys2MatchPatterns(flatten(
           permsMapEntries.filter(([other]) => other !== perms)
             .map(([otherPerms, otherKeys]) => otherKeys))
-              .filter(k => k && k.includes("/"))
+              .filter(k => k && k.includes("/") && keys.some(by => Sites.isImplied(k, by)))
           ));
       }
       
diff --git a/src/common/Policy.js b/src/common/Policy.js
index 6adc2ae..24c3179 100644
--- a/src/common/Policy.js
+++ b/src/common/Policy.js
@@ -20,7 +20,26 @@ var {Permissions, Policy, Sites} = (() => {
     static isValid(site) {
       return /^(?:https?:(?:\/\/)?)?([\w\u0100-\uf000][\w\u0100-\uf000.-]*)?[\w\u0100-\uf000](?::\d+)?$/.test(site);
     }
-
+    
+    
+    static originImplies(originKey, site) {
+      return originKey === site || site.startsWith(`${originKey}/`);
+    }
+    static domainImplies(domainKey, site, protocol = null) {
+      if (!protocol) {
+        return (Sites.isSecureDomainKey(domainKey)) 
+          ? Sites.domainImplies(Sites.toggleSecureDomainKey(domainKey, false), site, "https")
+          : ["http", "https"].some(protocol => Sites.domainImplies(domainKey, site, protocol));
+      }
+      return Sites.originImplies(`${protocol}://${domainKey}`, site);
+    }
+    
+    static isImplied(site, byKey) {
+      return byKey.includes("://") 
+        ? Sites.originImplies(byKey, site)
+        : Sites.domainImplies(byKey, site);
+    }
+    
     static parse(site) {
       let url, siteKey = "";
       if (site instanceof URL) {
-- 
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