All third-party assets which are not enabled by default will no longer be

part of the package. The code here is to ensure a seamless transition from
local assets which have been converted to remote assets. The only side
effect to expect is that the selfie, if any, will be invalidated.

src/js/assets.js

@@ -1,6 +1,6 @@
 /*******************************************************************************
 
-    µBlock - a browser extension to block requests.
+    uBlock - a browser extension to block requests.
     Copyright (C) 2014-2015 Raymond Hill
 
     This program is free software: you can redistribute it and/or modify
@@ -392,8 +392,14 @@ var getRepoMetadata = function(callback) {
                 continue;
             }
             entry = entries[path];
-            // If repo checksums could not be fetched, assume no change
+            // If repo checksums could not be fetched, assume no change.
-            if ( repoChecksums === '' ) {
+            // https://github.com/gorhill/uBlock/issues/602
+            //   Added: if repo checksum is that of the empty string,
+            //   assume no change
+            if (
+                repoChecksums === '' ||
+                entry.repoChecksum === 'd41d8cd98f00b204e9800998ecf8427e'
+            ) {
                 entry.repoChecksum = entry.localChecksum;
             }
             if ( entry.repoChecksum !== '' || entry.localChecksum === '' ) {
@@ -1042,6 +1048,33 @@ exports.rmrf = function() {
 
 /******************************************************************************/
 
+exports.rename = function(from, to, callback) {
+    var done = function() {
+        if ( typeof callback === 'function' ) {
+            callback();
+        }
+    };
+
+    var fromLoaded = function(details) {
+        cachedAssetsManager.remove(from);
+        cachedAssetsManager.save(to, details.content, callback);
+        done();
+    };
+
+    var toLoaded = function(details) {
+        // `to` already exists: do nothing
+        if ( details.content !== '' ) {
+            return done();
+        }
+        cachedAssetsManager.load(from, fromLoaded);
+    };
+
+    // If `to` content already exists, do nothing.
+    cachedAssetsManager.load(to, toLoaded);
+};
+
+/******************************************************************************/
+
 exports.metadata = function(callback) {
     var out = {};
 

src/js/background.js

@@ -1,7 +1,7 @@
 /*******************************************************************************
 
     uBlock - a browser extension to block requests.
-    Copyright (C) 2014 Raymond Hill
+    Copyright (C) 2014-2015 Raymond Hill
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -22,12 +22,12 @@
 /* global vAPI */
 /* exported µBlock */
 
+'use strict';
+
 /******************************************************************************/
 
 var µBlock = (function() {
 
-'use strict';
-
 /******************************************************************************/
 
 var oneSecond = 1000;
@@ -94,7 +94,7 @@ return {
     // read-only
     systemSettings: {
         compiledMagic: 'msgmqxreevdy',
-        selfieMagic: 'spqmeuaftfra'
+        selfieMagic: 'mnigwksyvgkv'
     },
 
     restoreBackupSettings: {
@@ -139,7 +139,45 @@ return {
     },
 
     // current lists
-    remoteBlacklists: {
+    remoteBlacklists: {},
+    oldListToNewListMap: {
+        "assets/thirdparties/adblock.gardar.net/is.abp.txt": "http://adblock.gardar.net/is.abp.txt",
+        "assets/thirdparties/adblock.schack.dk/block.txt": "https://adblock.schack.dk/block.txt",
+        "assets/thirdparties/dl.dropboxusercontent.com/u/1289327/abpxfiles/filtri.txt": "https://dl.dropboxusercontent.com/u/1289327/abpxfiles/filtri.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/advblock.txt": "https://easylist-downloads.adblockplus.org/advblock.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/bitblock.txt": "https://easylist-downloads.adblockplus.org/bitblock.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/easylist_noelemhide.txt": "https://easylist-downloads.adblockplus.org/easylist_noelemhide.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/easylistchina.txt": "https://easylist-downloads.adblockplus.org/easylistchina.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/easylistdutch.txt": "https://easylist-downloads.adblockplus.org/easylistdutch.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/easylistgermany.txt": "https://easylist-downloads.adblockplus.org/easylistgermany.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/easylistitaly.txt": "https://easylist-downloads.adblockplus.org/easylistitaly.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/fanboy-annoyance.txt": "https://easylist-downloads.adblockplus.org/fanboy-annoyance.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/fanboy-social.txt": "https://easylist-downloads.adblockplus.org/fanboy-social.txt",
+        "assets/thirdparties/easylist-downloads.adblockplus.org/liste_fr.txt": "https://easylist-downloads.adblockplus.org/liste_fr.txt",
+        "assets/thirdparties/gitorious.org/adblock-latvian/adblock-latvian/raw/master_lists/latvian-list.txt": "https://notabug.org/latvian-list/adblock-latvian/raw/master/lists/latvian-list.txt",
+        "assets/thirdparties/home.fredfiber.no/langsholt/adblock.txt": "http://home.fredfiber.no/langsholt/adblock.txt",
+        "assets/thirdparties/hosts-file.net/ad-servers": "http://hosts-file.net/.%5Cad_servers.txt",
+        "assets/thirdparties/http://www.certyficate.it/adblock/adblock.txt": "https://www.certyficate.it/adblock/adblock.txt",
+        "assets/thirdparties/liste-ar-adblock.googlecode.com/hg/Liste_AR.txt": "https://liste-ar-adblock.googlecode.com/hg/Liste_AR.txt",
+        "assets/thirdparties/margevicius.lt/easylistlithuania.txt": "http://margevicius.lt/easylistlithuania.txt",
+        "assets/thirdparties/mirror1.malwaredomains.com/files/immortal_domains.txt": "http://malwaredomains.lehigh.edu/files/immortal_domains.txt",
+        "assets/thirdparties/raw.githubusercontent.com/AdBlockPlusIsrael/EasyListHebrew/master/EasyListHebrew.txt": "https://raw.githubusercontent.com/AdBlockPlusIsrael/EasyListHebrew/master/EasyListHebrew.txt",
+        "assets/thirdparties/raw.githubusercontent.com/cjx82630/cjxlist/master/cjxlist.txt": "https://raw.githubusercontent.com/cjx82630/cjxlist/master/cjxlist.txt",
+        "assets/thirdparties/raw.githubusercontent.com/reek/anti-adblock-killer/master/anti-adblock-killer-filters.txt": "https://raw.githubusercontent.com/reek/anti-adblock-killer/master/anti-adblock-killer-filters.txt",
+        "assets/thirdparties/raw.githubusercontent.com/szpeter80/hufilter/master/hufilter.txt": "https://raw.githubusercontent.com/szpeter80/hufilter/master/hufilter.txt",
+        "assets/thirdparties/raw.githubusercontent.com/tomasko126/easylistczechandslovak/master/filters.txt": "https://raw.githubusercontent.com/tomasko126/easylistczechandslovak/master/filters.txt",
+        "assets/thirdparties/someonewhocares.org/hosts/hosts": "http://someonewhocares.org/hosts/hosts",
+        "assets/thirdparties/spam404bl.com/spam404scamlist.txt": "https://spam404bl.com/spam404scamlist.txt",
+        "assets/thirdparties/stanev.org/abp/adblock_bg.txt": "http://stanev.org/abp/adblock_bg.txt",
+        "assets/thirdparties/winhelp2002.mvps.org/hosts.txt": "http://winhelp2002.mvps.org/hosts.txt",
+        "assets/thirdparties/www.fanboy.co.nz/enhancedstats.txt": "https://www.fanboy.co.nz/enhancedstats.txt",
+        "assets/thirdparties/www.fanboy.co.nz/fanboy-antifacebook.txt": "https://www.fanboy.co.nz/fanboy-antifacebook.txt",
+        "assets/thirdparties/www.fanboy.co.nz/fanboy-korean.txt": "https://www.fanboy.co.nz/fanboy-korean.txt",
+        "assets/thirdparties/www.fanboy.co.nz/fanboy-swedish.txt": "https://www.fanboy.co.nz/fanboy-swedish.txt",
+        "assets/thirdparties/www.fanboy.co.nz/fanboy-ultimate.txt": "https://www.fanboy.co.nz/r/fanboy-ultimate.txt",
+        "assets/thirdparties/www.fanboy.co.nz/fanboy-vietnam.txt": "https://www.fanboy.co.nz/fanboy-vietnam.txt",
+        "assets/thirdparties/www.void.gr/kargig/void-gr-filters.txt": "https://www.void.gr/kargig/void-gr-filters.txt",
+        "assets/thirdparties/www.zoso.ro/pages/rolist.txt": ""
     },
 
     selfieAfter: 23 * oneMinute,

src/js/dynamic-net-filtering.js

@@ -393,7 +393,6 @@ Matrix.prototype.evaluateCellZY = function(srcHostname, desHostname, type) {
         }
         // 3rd-party, any type
         if ( this.evaluateCellZ(srcHostname, '*', '3p') !== 0 ) { return this; }
-
     } else if ( type === 'script' ) {
         // 1st party, specific type
         if ( this.evaluateCellZ(srcHostname, '*', '1p-script') !== 0 ) { return this; }

src/js/storage.js

@@ -147,7 +147,7 @@
     // https://github.com/gorhill/uBlock/issues/63
     // Get built-in block lists: this will help us determine whether a
     // specific list must be included in the result.
-    this.assets.get('assets/ublock/filter-lists.json', onBuiltinListsLoaded);
+    this.loadAndPatchStockFilterLists(onBuiltinListsLoaded);
 };
 
 /******************************************************************************/
@@ -327,7 +327,7 @@
     }
 
     // get built-in block lists.
-    this.assets.get('assets/ublock/filter-lists.json', onBuiltinListsLoaded);
+    this.loadAndPatchStockFilterLists(onBuiltinListsLoaded);
 };
 
 /******************************************************************************/
@@ -899,3 +899,92 @@
 
     return handler;
 })();
+
+/******************************************************************************/
+
+// https://github.com/gorhill/uBlock/issues/602
+// - Load and patch `filter-list.json`
+// - Load and patch user's `remoteBlacklists`
+// - Load and patch cached filter lists
+// - Load and patch compiled filter lists
+//
+// Once enough time has passed to safely assume all uBlock Origin
+// installations have been converted to the new stock filter lists, this code
+// can be removed.
+
+µBlock.patchFilterLists = function(filterLists) {
+    var modified = false;
+    var oldListKey, newListKey, listEntry;
+    for ( var listKey in filterLists ) {
+        if ( filterLists.hasOwnProperty(listKey) === false ) {
+            continue;
+        }
+        oldListKey = listKey;
+        if ( this.oldListToNewListMap.hasOwnProperty(oldListKey) === false ) {
+            oldListKey = 'assets/thirdparties/' + listKey;
+            if ( this.oldListToNewListMap.hasOwnProperty(oldListKey) === false ) {
+                continue;
+            }
+        }
+        newListKey = this.oldListToNewListMap[oldListKey];
+        if ( newListKey !== '' ) {
+            listEntry = filterLists[listKey];
+            listEntry.homeURL = undefined;
+            filterLists[newListKey] = listEntry;
+        }
+        delete filterLists[listKey];
+        modified = true;
+    }
+    return modified;
+};
+
+µBlock.loadAndPatchStockFilterLists = function(callback) {
+    var onStockListsLoaded = function(details) {
+        var µb = µBlock;
+        var stockLists;
+        try {
+            stockLists = JSON.parse(details.content);
+        } catch (e) {
+            stockLists = {};
+        }
+
+        // Migrate assets affected by the change to their new name.
+        var newListKey;
+        for ( var oldListKey in stockLists ) {
+            if ( stockLists.hasOwnProperty(oldListKey) === false ) {
+                continue;
+            }
+            oldListKey = 'assets/thirdparties/' + oldListKey;
+            if ( µb.oldListToNewListMap.hasOwnProperty(oldListKey) === false ) {
+                continue;
+            }
+            newListKey = µb.oldListToNewListMap[oldListKey];
+            // Remove cached and compiled list
+            if ( newListKey === '' ) {
+                continue;
+            }
+            // Rename cached and compiled list (important: compiled list first)
+            µb.assets.rename(µb.getCompiledFilterListPath(oldListKey),
+                             µb.getCompiledFilterListPath(newListKey));
+            µb.assets.rename(oldListKey, newListKey);
+        }
+        µb.patchFilterLists(stockLists);
+
+        // Stock lists information cascades into
+        // - In-memory user's selected filter lists, so we need to patch this.
+        µb.patchFilterLists(µb.remoteBlacklists);
+
+        // Stock lists information cascades into
+        // - In-storage user's selected filter lists, so we need to patch this.
+        vAPI.storage.get('remoteBlacklists', function(bin) {
+            var userLists = bin.remoteBlacklists || {};
+            if ( µb.patchFilterLists(userLists) ) {
+                µb.keyvalSetOne('remoteBlacklists', userLists);
+            }
+            details.content = JSON.stringify(stockLists);
+            callback(details);
+        });
+    };
+
+    this.assets.get('assets/ublock/filter-lists.json', onStockListsLoaded);
+};