53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
/*
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This package encapsulates session storage.
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Additional information can be found in our Developer Guide:
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https://github.com/photoprism/photoprism/wiki
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*/
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package session
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import (
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"encoding/json"
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"io/ioutil"
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"path"
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"time"
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gc "github.com/patrickmn/go-cache"
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"github.com/photoprism/photoprism/internal/event"
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)
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var log = event.Log
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// Session represents a session store.
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type Session struct {
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cacheFile string
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cache *gc.Cache
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}
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// New returns a new session store with an optional cachePath.
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func New(expiration time.Duration, cachePath string) *Session {
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s := &Session{}
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cleanupInterval := 15 * time.Minute
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if cachePath != "" {
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var items map[string]gc.Item
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s.cacheFile = path.Join(cachePath, "sessions.json")
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if cached, err := ioutil.ReadFile(s.cacheFile); err != nil {
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log.Infof("session: %s", err)
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} else if err := json.Unmarshal(cached, &items); err != nil {
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log.Errorf("session: %s", err)
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} else {
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s.cache = gc.NewFrom(expiration, cleanupInterval, items)
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}
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}
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if s.cache == nil {
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s.cache = gc.New(expiration, cleanupInterval)
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}
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return s
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}
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