first commit

model/post.go

@@ -0,0 +1,147 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"encoding/json"
+	"io"
+)
+
+const (
+	POST_DEFAULT = ""
+)
+
+type Post struct {
+	Id         string      `json:"id"`
+	CreateAt   int64       `json:"create_at"`
+	UpdateAt   int64       `json:"update_at"`
+	DeleteAt   int64       `json:"delete_at"`
+	UserId     string      `json:"user_id"`
+	ChannelId  string      `json:"channel_id"`
+	RootId     string      `json:"root_id"`
+	ParentId   string      `json:"parent_id"`
+	OriginalId string      `json:"original_id"`
+	Message    string      `json:"message"`
+	ImgCount   int64       `json:"img_count"`
+	Type       string      `json:"type"`
+	Props      StringMap   `json:"props"`
+	Hashtags   string      `json:"hashtags"`
+	Filenames  StringArray `json:"filenames"`
+}
+
+func (o *Post) ToJson() string {
+	b, err := json.Marshal(o)
+	if err != nil {
+		return ""
+	} else {
+		return string(b)
+	}
+}
+
+func PostFromJson(data io.Reader) *Post {
+	decoder := json.NewDecoder(data)
+	var o Post
+	err := decoder.Decode(&o)
+	if err == nil {
+		return &o
+	} else {
+		return nil
+	}
+}
+
+func (o *Post) Etag() string {
+	return Etag(o.Id, o.UpdateAt)
+}
+
+func (o *Post) IsValid() *AppError {
+
+	if len(o.Id) != 26 {
+		return NewAppError("Post.IsValid", "Invalid Id", "")
+	}
+
+	if o.CreateAt == 0 {
+		return NewAppError("Post.IsValid", "Create at must be a valid time", "id="+o.Id)
+	}
+
+	if o.UpdateAt == 0 {
+		return NewAppError("Post.IsValid", "Update at must be a valid time", "id="+o.Id)
+	}
+
+	if len(o.UserId) != 26 {
+		return NewAppError("Post.IsValid", "Invalid user id", "")
+	}
+
+	if len(o.ChannelId) != 26 {
+		return NewAppError("Post.IsValid", "Invalid channel id", "")
+	}
+
+	if !(len(o.RootId) == 26 || len(o.RootId) == 0) {
+		return NewAppError("Post.IsValid", "Invalid root id", "")
+	}
+
+	if !(len(o.ParentId) == 26 || len(o.ParentId) == 0) {
+		return NewAppError("Post.IsValid", "Invalid parent id", "")
+	}
+
+	if len(o.ParentId) == 26 && len(o.RootId) == 0 {
+		return NewAppError("Post.IsValid", "Invalid root id must be set if parent id set", "")
+	}
+
+	if !(len(o.OriginalId) == 26 || len(o.OriginalId) == 0) {
+		return NewAppError("Post.IsValid", "Invalid original id", "")
+	}
+
+	if len(o.Message) > 4000 {
+		return NewAppError("Post.IsValid", "Invalid message", "id="+o.Id)
+	}
+
+	if len(o.Hashtags) > 1000 {
+		return NewAppError("Post.IsValid", "Invalid hashtags", "id="+o.Id)
+	}
+
+	if !(o.Type == POST_DEFAULT) {
+		return NewAppError("Post.IsValid", "Invalid type", "id="+o.Type)
+	}
+
+	if len(ArrayToJson(o.Filenames)) > 4000 {
+		return NewAppError("Post.IsValid", "Invalid filenames", "id="+o.Id)
+	}
+
+	return nil
+}
+
+func (o *Post) PreSave() {
+	if o.Id == "" {
+		o.Id = NewId()
+	}
+
+	o.OriginalId = ""
+
+	o.CreateAt = GetMillis()
+	o.UpdateAt = o.CreateAt
+
+	if o.Props == nil {
+		o.Props = make(map[string]string)
+	}
+
+	if o.Filenames == nil {
+		o.Filenames = []string{}
+	}
+}
+
+func (o *Post) MakeNonNil() {
+	if o.Props == nil {
+		o.Props = make(map[string]string)
+	}
+	if o.Filenames == nil {
+		o.Filenames = []string{}
+	}
+}
+
+func (o *Post) AddProp(key string, value string) {
+
+	o.MakeNonNil()
+
+	o.Props[key] = value
+}