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authorsiikamiika <siikamiika@users.noreply.github.com>2020-02-11 11:07:05 +0200
committerGitHub <noreply@github.com>2020-02-11 11:07:05 +0200
commit9ffd0cb441f9773651ed734d8bccce3667700ceb (patch)
tree1edfdff45596a70a0e117559fac391c83b96ca9a /ext/mixed/js/template-handler.js
parent17181eb97efcef6a4221397cfe6030b880792e32 (diff)
parent9c98c631afde843f8b5ed4c54fc1f4ff0ec3a00a (diff)
Merge pull request #350 from siikamiika/query-parser-html-templates
query parser html templates
Diffstat (limited to 'ext/mixed/js/template-handler.js')
-rw-r--r--ext/mixed/js/template-handler.js47
1 files changed, 47 insertions, 0 deletions
diff --git a/ext/mixed/js/template-handler.js b/ext/mixed/js/template-handler.js
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+/*
+ * Copyright (C) 2020 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/>.
+ */
+
+
+class TemplateHandler {
+ constructor(html) {
+ this._templates = new Map();
+
+ const doc = new DOMParser().parseFromString(html, 'text/html');
+ for (const template of doc.querySelectorAll('template')) {
+ this._setTemplate(template);
+ }
+ }
+
+ _setTemplate(template) {
+ const idMatch = template.id.match(/^([a-z-]+)-template$/);
+ if (!idMatch) {
+ throw new Error(`Invalid template ID: ${template.id}`);
+ }
+ this._templates.set(idMatch[1], template);
+ }
+
+ instantiate(name) {
+ const template = this._templates.get(name);
+ return document.importNode(template.content.firstChild, true);
+ }
+
+ instantiateFragment(name) {
+ const template = this._templates.get(name);
+ return document.importNode(template.content, true);
+ }
+}