Issue 1282 - Show error message when user tries to block whitelisted elements

include.postload.js

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 488 matching lines @@
 // popup asks for them.
 function clickHide_mouseClick(e)
 {
   if (!currentElement || !clickHide_activated)
     return;
 
   var elt = currentElement;
   if (currentElement.classList.contains("__adblockplus__overlay"))
     elt = currentElement.prisoner;
 
-  clickHideFilters = new Array();
-  selectorList = new Array();
+  clickHideFilters = [];
+  elemHideFilters = [];
+  selectorList = [];
 
   var addSelector = function(selector)
   {
     if (selectorList.indexOf(selector) != -1)
       return;
 
-    clickHideFilters.push(document.domain + "##" + selector);
+    var filter = document.domain + "##" + selector;
+    clickHideFilters.push(filter);
+    elemHideFilters.push(filter);
+
     selectorList.push(selector);
   };
 
   if (elt.id)
     addSelector("#" + escapeCSS(elt.id));
 
   if (elt.classList.length > 0)
   {
     var selector = "";
 
@@ skipping 23 matching lines @@
   }
 
   // as last resort, create a filter based on inline styles
   if (clickHideFilters.length == 0)
   {
     var style = getOriginalStyle(elt);
     if (style)
       addSelector(escapeCSS(elt.localName) + '[style=' + quote(style) + ']');
   }
 
-  // Show popup
-  clickHide_showDialog(e.clientX, e.clientY, clickHideFilters);
+  ext.backgroundPage.sendMessage(
+    {
+      type: "can-block",
+      urls: urls,
+      mediatype: typeMap[elt.localName],
+      elemHideFilters: elemHideFilters
+    },
 
-  // Highlight the elements specified by selector in yellow
-  if (selectorList.length > 0)
-    highlightElements(selectorList.join(","));
-  // Now, actually highlight the element the user clicked on in red
-  highlightElement(currentElement, "#fd1708", "#f6a1b5");
+    function(response)
+    {
+      if (response.canBlock)
+      {
+        clickHide_showDialog(e.clientX, e.clientY, clickHideFilters);
+
+        // Highlight the elements specified by selector in yellow
+        if (selectorList.length > 0)
+          highlightElements(selectorList.join(","));
+
+        // Now, actually highlight the element the user clicked on in red
+        highlightElement(currentElement, "#fd1708", "#f6a1b5");
+      }
+      else
+      {
+        clickHide_deactivate();
+        alert(response.reason);
+      }
+    }
+  );
 
   // Make sure the browser doesn't handle this click
   e.preventDefault();
   e.stopPropagation();
 }
 
 // This function Copyright (c) 2008 Jeni Tennison, from jquery.uri.js
 // and licensed under the MIT license. See jquery-*.min.js for details.
 function removeDotSegments(u) {
   var r = '', m = [];
@@ skipping 147 matching lines @@
         break;
       default:
         sendResponse({});
         break;
     }
   });
 
   if (window == window.top)
     ext.backgroundPage.sendMessage({type: "report-html-page"});
 }