func (self *MySession) Set(name string, value string) error {
if len(name) == 0 {
errorMsg := fmt.Sprintln("The parameter named name is EMPTY!")
return errors.New(errorMsg)
}
_, err := dao.SetHash(self.key, name, value)
return err
}
func AddUserGroup(userGroup *UserGroup) error {
if userGroup == nil || userGroup.Name == "" || len(userGroup.Rights.PageRights) == 0 {
return errors.New("The parameter named userGroup is NOT Ready!")
}
groupRightsLiterals, err := MarshalGroupRights(userGroup.Rights)
if err != nil {
return err
}
conn := dao.RedisPool.Get()
defer conn.Close()
_, err = dao.SetHash(dao.USER_GROUP_KEY, userGroup.Name, groupRightsLiterals)
if err != nil {
return err
}
return nil
}
func ClearPageAccessRecord(pageName string, visitor string) (bool, error) {
if len(pageName) == 0 {
return false, errors.New("The parameter named pageName is EMPTY!")
}
sign := getSignForPage(pageName)
sign.Set()
defer sign.Unset()
parameterInfo := fmt.Sprintf("(pageName=%s, visitor=%s)", pageName, visitor)
var result bool
conn := dao.RedisPool.Get()
defer conn.Close()
value, err := dao.GetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName)
if err != nil {
return false, err
}
visitorAccessRecords, err := parseVisitorAccessRecords(value)
if err != nil {
base.Logger().Errorf("Parsing visitor access records error: %s %s\n", err, parameterInfo)
}
if visitorAccessRecords != nil {
_, ok := visitorAccessRecords[visitor]
if ok {
delete(visitorAccessRecords, visitor)
literals, err := formatVisitorAccessRecords(visitorAccessRecords)
if err != nil {
base.Logger().Errorf("Formating visitor access records error: %s %s\n", err, parameterInfo)
} else {
result, err = dao.SetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName, literals)
if err != nil {
return false, err
}
}
}
}
if result {
base.Logger().Infof("The page access info has been cleared. %s\n", parameterInfo)
} else {
base.Logger().Warnf("The page access info failed to clear. %s\n", parameterInfo)
}
return result, nil
}
func AddPageAccessRecord(pageName string, visitor string, number uint64) (bool, error) {
if len(pageName) == 0 {
return false, errors.New("The parameter named pageName is EMPTY!")
}
sign := getSignForPage(pageName)
sign.Set()
defer sign.Unset()
parameterInfo := fmt.Sprintf("(pageName=%s, visitor=%s, number=%d)", pageName, visitor, number)
var result bool
conn := dao.RedisPool.Get()
defer conn.Close()
value, err := dao.GetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName)
if err != nil {
return false, err
}
visitorAccessRecords, err := parseVisitorAccessRecords(value)
if err != nil {
go_lib.LogErrorf("Parsing visitor access records error: %s %s\n", err, parameterInfo)
}
if visitorAccessRecords != nil {
visitorAccessRecords[visitor] = visitorAccessRecords[visitor] + uint64(number)
literals, err := formatVisitorAccessRecords(visitorAccessRecords)
if err != nil {
go_lib.LogErrorf("Formating visitor access records error: %s %s\n", err, parameterInfo)
} else {
result, err = dao.SetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName, literals)
if err != nil {
return result, err
}
}
}
if result {
go_lib.LogInfof("The page access info has been recorded. %s\n", parameterInfo)
} else {
go_lib.LogWarnf("The page access info failed to record. %s\n", parameterInfo)
}
return result, nil
}
func (self *MySession) Initialize(
grantors string,
// survivalSeconds:
// '<0'- Don't set/Delete cookie;
// '0' - Set temporary cookie;
// '>0'- Set long term cookie according to this value & Set session expires
survivalSeconds int,
w http.ResponseWriter,
r *http.Request) error {
if len(grantors) == 0 {
errorMsg := fmt.Sprintln("The session grantors is EMPTY!")
return errors.New(errorMsg)
}
if w == nil {
errorMsg := fmt.Sprintln("The pointer of http response writer is NIL!")
return errors.New(errorMsg)
}
if r == nil {
errorMsg := fmt.Sprintln("The pointer of http request is NIL!")
return errors.New(errorMsg)
}
self.w = w
self.r = r
self.sessionId = generateSessionId(grantors, r)
self.key = generateSessionKey(self.sessionId)
go_lib.LogInfof("Initialize session (key=%s, grantors=%s)...\n", self.key, grantors)
exists, err := dao.Exists(self.key)
if err != nil {
return err
}
if exists {
_, err = dao.DelKey(self.key)
if err != nil {
return err
}
}
_, err = dao.SetHash(self.key, SESSION_GRANTORS_KEY, grantors)
if err != nil {
return err
}
_, err = dao.SetHash(self.key, SESSION_SURVIVAL_SECONDS_KEY, strconv.FormatInt(int64(survivalSeconds), 10))
if err != nil {
return err
}
cookieMaxAge := survivalSeconds
if survivalSeconds <= 0 {
cookieMaxAge = -1
}
go_lib.LogInfof("Set session cookie (value=%s, grantors=%s, maxAge=%d)...\n", self.sessionId, grantors, cookieMaxAge)
result := hmSessionCookie.SetOne(self.w, SESSION_COOKIE_KEY, self.sessionId, cookieMaxAge)
if result {
go_lib.LogInfof("Session cookie setting (value=%s, grantors=%s, maxAge=%d) is successful.\n", self.sessionId, grantors, cookieMaxAge)
} else {
go_lib.LogWarnf("Session cookie setting (value=%s, grantors=%s, maxAge=%d) is failing!\n", self.sessionId, grantors, cookieMaxAge)
}
if survivalSeconds > 0 {
done, err := dao.SetExpires(self.key, uint64(survivalSeconds))
if err != nil || !done {
warningMsg := fmt.Sprintf("Setting session expires failed! (key=%s, survivalSeconds=%d, error=%s)\n", self.key, survivalSeconds, err)
go_lib.LogWarnln(warningMsg)
}
}
_, err = dao.SetHash(SESSION_MAP_KEY, grantors, self.key)
if err != nil {
return err
}
return nil
}