Adding ability to export data from mattermost

model/channel.go

@@ -117,3 +117,6 @@ func (o *Channel) PreUpdate() {
 func (o *Channel) ExtraUpdated() {
 	o.ExtraUpdateAt = GetMillis()
 }
+
+func (o *Channel) PreExport() {
+}

model/post.go

@@ -147,3 +147,6 @@ func (o *Post) AddProp(key string, value string) {
 
 	o.Props[key] = value
 }
+
+func (o *Post) PreExport() {
+}

model/team.go

@@ -197,3 +197,6 @@ func CleanTeamName(s string) string {
 
 	return s
 }
+
+func (o *Team) PreExport() {
+}

model/user.go

@@ -272,6 +272,16 @@ func (u *User) GetDisplayName() string {
 	}
 }
 
+func (u *User) PreExport() {
+	u.Password = ""
+	u.AuthData = ""
+	u.LastActivityAt = 0
+	u.LastPingAt = 0
+	u.LastPasswordUpdate = 0
+	u.LastPictureUpdate = 0
+	u.FailedAttempts = 0
+}
+
 // UserFromJson will decode the input and return a User
 func UserFromJson(data io.Reader) *User {
 	decoder := json.NewDecoder(data)