factor out handlebars from util

ext/bg/background.html

@@ -11,6 +11,7 @@
         <script src="/mixed/js/audio.js"></script>
         <script src="/bg/js/templates.js"></script>
         <script src="/bg/js/util.js"></script>
+        <script src="/bg/js/handlebars.js"></script>
         <script src="/bg/js/dictionary.js"></script>
         <script src="/mixed/js/japanese.js"></script>
         <script src="/bg/js/options.js"></script>

ext/bg/js/handlebars.js

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2016  Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * 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/>.
+ */
+
+
+function handlebarsEscape(text) {
+    return Handlebars.Utils.escapeExpression(text);
+}
+
+function handlebarsDumpObject(options) {
+    const dump = JSON.stringify(options.fn(this), null, 4);
+    return handlebarsEscape(dump);
+}
+
+function handlebarsKanjiLinks(options) {
+    let result = '';
+    for (const c of options.fn(this)) {
+        if (jpIsKanji(c)) {
+            result += `<a href="#" class="kanji-link">${c}</a>`;
+        } else {
+            result += c;
+        }
+    }
+
+    return result;
+}
+
+function handlebarsMultiLine(options) {
+    return options.fn(this).split('\n').join('<br>');
+}
+
+function handlebarsRegister() {
+    Handlebars.partials = Handlebars.templates;
+    Handlebars.registerHelper('dumpObject', handlebarsDumpObject);
+    Handlebars.registerHelper('kanjiLinks', handlebarsKanjiLinks);
+    Handlebars.registerHelper('multiLine', handlebarsMultiLine);
+}
+
+function handlebarsRender(template, data) {
+    return Handlebars.templates[template](data);
+}

ext/bg/js/util.js

@@ -98,44 +98,3 @@ function jsonRequest(url, action, params) {
         }
     });
 }
-
-/*
- * Helpers
- */
-
-function handlebarsEscape(text) {
-    return Handlebars.Utils.escapeExpression(text);
-}
-
-function handlebarsDumpObject(options) {
-    const dump = JSON.stringify(options.fn(this), null, 4);
-    return handlebarsEscape(dump);
-}
-
-function handlebarsKanjiLinks(options) {
-    let result = '';
-    for (const c of options.fn(this)) {
-        if (jpIsKanji(c)) {
-            result += `<a href="#" class="kanji-link">${c}</a>`;
-        } else {
-            result += c;
-        }
-    }
-
-    return result;
-}
-
-function handlebarsMultiLine(options) {
-    return options.fn(this).split('\n').join('<br>');
-}
-
-function handlebarsRegister() {
-    Handlebars.partials = Handlebars.templates;
-    Handlebars.registerHelper('dumpObject', handlebarsDumpObject);
-    Handlebars.registerHelper('kanjiLinks', handlebarsKanjiLinks);
-    Handlebars.registerHelper('multiLine', handlebarsMultiLine);
-}
-
-function handlebarsRender(template, data) {
-    return Handlebars.templates[template](data);
-}

ext/bg/settings.html

@@ -277,6 +277,7 @@
         <script src="/mixed/lib/handlebars.min.js"></script>
         <script src="/bg/js/templates.js"></script>
         <script src="/bg/js/util.js"></script>
+        <script src="/bg/js/handlebars.js"></script>
         <script src="/bg/js/dictionary.js"></script>
         <script src="/mixed/js/japanese.js"></script>
         <script src="/bg/js/options.js"></script>