Provide our own initialstate

Signed-off-by: John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/src/services/initialstate.js b/src/services/initialstate.js
new file mode 100644
index 00000000..6687236f
--- /dev/null
+++ b/src/services/initialstate.js
@@ -0,0 +1,42 @@
+/**
+ * @copyright Copyright (c) 2019 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * @namespace OCP.InitialState
+ */
+
+export function loadState(app, key) {
+	const elem = document.querySelector(`#initial-state-${app}-${key}`)
+	if (elem === null) {
+		const msg = `Could not find initial state ${key} of ${app}`
+		console.debug(msg)
+		throw new Error(msg)
+	}
+
+	try {
+		return JSON.parse(atob(elem.value))
+	} catch (e) {
+		const msg = `Could not parse initial state ${key} of ${app}`
+		console.debug(msg)
+		throw new Error(msg)
+	}
+}