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Diffstat (limited to 'src/services/initialstate.js')
-rw-r--r-- | src/services/initialstate.js | 42 |
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) + } +} |