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sessions.go
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sessions.go
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// Pipe - A small and beautiful blogging platform written in golang.
// Copyright (C) 2017-2019, b3log.org & hacpai.com
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package util
import (
"encoding/json"
"github.com/gin-contrib/sessions"
"github.com/gin-gonic/gin"
)
// SessionData represents the session.
type SessionData struct {
UID uint64 // user ID
UName string // username
UB3Key string // user B3 key
URole int // user role
UAvatar string // user avatar URL
BID uint64 // blog ID
BURL string // blog url
}
// AvatarURLWithSize returns avatar URL with the specified size.
func (sd *SessionData) AvatarURLWithSize(size int) string {
return ImageSize(sd.UAvatar, size, size)
}
// Save saves the current session of the specified context.
func (sd *SessionData) Save(c *gin.Context) error {
session := sessions.Default(c)
sessionDataBytes, err := json.Marshal(sd)
if nil != err {
return err
}
session.Set("data", string(sessionDataBytes))
return session.Save()
}
// GetSession returns session of the specified context.
func GetSession(c *gin.Context) *SessionData {
ret := &SessionData{}
session := sessions.Default(c)
sessionDataStr := session.Get("data")
if nil == sessionDataStr {
return ret
}
err := json.Unmarshal([]byte(sessionDataStr.(string)), ret)
if nil != err {
return ret
}
c.Set("session", ret)
return ret
}