71 lines
1.3 KiB
Go
71 lines
1.3 KiB
Go
package session
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import (
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"fmt"
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gc "github.com/patrickmn/go-cache"
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)
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// Create creates a new user session.
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func (s *Session) Create(data Data) string {
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id := NewID()
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s.cache.Set(id, data, gc.DefaultExpiration)
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log.Debugf("session: created")
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if err := s.Save(); err != nil {
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log.Errorf("session: %s (create)", err)
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}
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return id
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}
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// Update updates the data of an existing user session.
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func (s *Session) Update(id string, data Data) error {
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if id == "" {
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return fmt.Errorf("session: empty id")
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}
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if _, found := s.cache.Get(id); !found {
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return fmt.Errorf("session: %s not found (update)", id)
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}
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s.cache.Set(id, data, gc.DefaultExpiration)
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log.Debugf("session: updated")
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if err := s.Save(); err != nil {
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log.Errorf("session: %s (update)", err)
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}
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return nil
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}
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// Delete deletes an existing user session.
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func (s *Session) Delete(id string) {
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s.cache.Delete(id)
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log.Debugf("session: deleted")
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if err := s.Save(); err != nil {
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log.Errorf("session: %s (delete)", err)
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}
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}
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// Get returns the data of an existing user session.
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func (s *Session) Get(id string) Data {
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if id == "" {
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return Data{}
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}
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if hit, ok := s.cache.Get(id); ok {
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return hit.(Data)
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}
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return Data{}
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}
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// Exists tests of a user session with the given id exists.
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func (s *Session) Exists(id string) bool {
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_, found := s.cache.Get(id)
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return found
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}
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