1 files changed, 118 insertions, 0 deletions
diff --git a/src/js/scriptlets/updater.js b/src/js/scriptlets/updater.js
new file mode 100644
index 0000000..006b663
--- /dev/null
+++ b/src/js/scriptlets/updater.js
@@ -0,0 +1,118 @@
+/*******************************************************************************
+
+    uBlock Origin - a comprehensive, efficient content blocker
+    Copyright (C) 2014-present 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
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see {http://www.gnu.org/licenses/}.
+
+    Home: https://github.com/gorhill/uBlock
+*/
+
+/* global HTMLDocument */
+
+'use strict';
+
+/******************************************************************************/
+
+// Injected into specific webpages, those which have been pre-selected
+// because they are known to contain:
+// https://ublockorigin.github.io/uAssets/update-lists?listkeys=[...]
+
+/******************************************************************************/
+
+(( ) => {
+// >>>>> start of local scope
+
+/******************************************************************************/
+
+if ( document instanceof HTMLDocument === false ) { return; }
+
+// Maybe uBO has gone away meanwhile.
+if ( typeof vAPI !== 'object' || vAPI === null ) { return; }
+
+function updateStockLists(target) {
+    if ( vAPI instanceof Object === false ) {
+        document.removeEventListener('click', updateStockLists);
+        return;
+    }
+    try {
+        const updateURL = new URL(target.href);
+        if ( updateURL.hostname !== 'ublockorigin.github.io') { return; }
+        if ( updateURL.pathname !== '/uAssets/update-lists.html') { return; }
+        const listkeys = updateURL.searchParams.get('listkeys') || '';
+        if ( listkeys === '' ) { return; }
+        let auto = true;
+        const manual = updateURL.searchParams.get('manual');
+        if ( manual === '1' ) {
+            auto = false;
+        } else if ( /^\d{6}$/.test(`${manual}`) ) {
+            const year = parseInt(manual.slice(0,2)) || 0;
+            const month = parseInt(manual.slice(2,4)) || 0;
+            const day = parseInt(manual.slice(4,6)) || 0;
+            if ( year !== 0 && month !== 0 && day !== 0 ) {
+                const date = new Date();
+                date.setUTCFullYear(2000 + year, month - 1, day);
+                date.setUTCHours(0);
+                const then = date.getTime() / 1000 / 3600;
+                const now = Date.now() / 1000 / 3600;
+                auto = then < (now - 48) || then > (now + 48);
+            }
+        }
+        vAPI.messaging.send('scriptlets', {
+            what: 'updateLists',
+            listkeys,
+            auto,
+        });
+        return true;
+    } catch (_) {
+    }
+}
+
+// https://github.com/easylist/EasyListHebrew/issues/89
+//   Ensure trusted events only.
+
+document.addEventListener('click', ev => {
+    if ( ev.button !== 0 || ev.isTrusted === false ) { return; }
+    const target = ev.target.closest('a');
+    if ( target instanceof HTMLAnchorElement === false ) { return; }
+    if ( updateStockLists(target) === true ) {
+        ev.stopPropagation();
+        ev.preventDefault();
+    }
+});
+
+/******************************************************************************/
+
+// <<<<< end of local scope
+})();
+
+
+
+
+
+
+
+
+/*******************************************************************************
+
+    DO NOT:
+    - Remove the following code
+    - Add code beyond the following code
+    Reason:
+    - https://github.com/gorhill/uBlock/pull/3721
+    - uBO never uses the return value from injected content scripts
+
+**/
+
+void 0;