Separated rule generator

modules/internal/rule-generator.js

@@ -0,0 +1,59 @@
+/**
+ * Rule Generator
+ * Belongs to LocalCDN (since 2020-02-26)
+ *
+ * @author      nobody
+ * @since       2020-03-08
+ *
+ * @license     MPL 2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+'use strict';
+
+/**
+ * Updates
+ */
+
+var ruleGenerator = {};
+
+/**
+ * Public Methods
+ */
+ruleGenerator.openRuleSet = function ({ target }) {
+    let urls = mappings;
+    let key = target.getAttribute('data-option');
+
+    let textArea = document.getElementById('generated-rules');
+    let btnCopy = document.getElementById('button-copy-rule-set');
+
+    let content = '';
+
+    textArea.style.display = 'block';
+    btnCopy.style.display = 'block';
+
+    for (var domain in urls) {
+        if (key === 'uMatrix') {
+            content += '* ' + domain + ' script allow' + '\n';
+            content += '* ' + domain + ' css allow' + '\n';
+        } else if (key === 'uBlock') {
+            content += '* ' + domain + ' * noop' + '\n';
+        }
+    }
+    textArea.value = content.replace(/\n+$/, '');
+};
+
+ruleGenerator.copyRuleSet = function () {
+    let textArea = document.getElementById('generated-rules');
+    navigator.clipboard.writeText(textArea.value).then(
+        function () {
+            textArea.select();
+        },
+        function () {
+            alert('Rule set cannot be copied!');
+        }
+    );
+};