mirror of
https://github.com/siyuan-note/siyuan.git
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111 lines
2.7 KiB
Go
111 lines
2.7 KiB
Go
// SiYuan - Build Your Eternal Digital Garden
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// Copyright (c) 2020-present, b3log.org
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package model
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import (
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"os"
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"path/filepath"
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"sync"
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"github.com/88250/gulu"
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"github.com/siyuan-note/filelock"
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"github.com/siyuan-note/logging"
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"github.com/siyuan-note/siyuan/kernel/util"
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)
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var localStorageLock = sync.Mutex{}
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func RemoveLocalStorageVal(key string) (err error) {
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localStorageLock.Lock()
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defer localStorageLock.Unlock()
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localStorage, err := getLocalStorage()
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if nil != err {
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return
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}
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delete(localStorage, key)
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return
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}
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func SetLocalStorageVal(key string, val interface{}) (err error) {
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localStorageLock.Lock()
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defer localStorageLock.Unlock()
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localStorage, err := getLocalStorage()
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if nil != err {
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return
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}
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localStorage[key] = val
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return setLocalStorage(localStorage)
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}
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func SetLocalStorage(val interface{}) (err error) {
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localStorageLock.Lock()
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defer localStorageLock.Unlock()
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return setLocalStorage(val)
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}
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func GetLocalStorage() (ret map[string]interface{}, err error) {
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localStorageLock.Lock()
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defer localStorageLock.Unlock()
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return getLocalStorage()
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}
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func setLocalStorage(val interface{}) (err error) {
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dirPath := filepath.Join(util.DataDir, "storage")
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if err = os.MkdirAll(dirPath, 0755); nil != err {
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logging.LogErrorf("create local storage dir failed: %s", err)
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return
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}
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data, err := gulu.JSON.MarshalJSON(val)
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if nil != err {
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logging.LogErrorf("marshal local storage failed: %s", err)
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return
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}
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lsPath := filepath.Join(dirPath, "local.json")
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err = filelock.WriteFile(lsPath, data)
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if nil != err {
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logging.LogErrorf("write local storage failed: %s", err)
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return
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}
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return
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}
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func getLocalStorage() (ret map[string]interface{}, err error) {
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lsPath := filepath.Join(util.DataDir, "storage/local.json")
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if !gulu.File.IsExist(lsPath) {
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return
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}
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data, err := filelock.ReadFile(lsPath)
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if nil != err {
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logging.LogErrorf("read local storage failed: %s", err)
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return
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}
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ret = map[string]interface{}{}
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if err = gulu.JSON.UnmarshalJSON(data, &ret); nil != err {
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logging.LogErrorf("unmarshal local storage failed: %s", err)
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return
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}
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return
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}
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