mirror of
https://github.com/cwinfo/matterbridge.git
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120 lines
2.8 KiB
Go
120 lines
2.8 KiB
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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package model
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import (
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"encoding/json"
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"io"
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"net/http"
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"regexp"
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"sort"
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)
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const (
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EMOJI_NAME_MAX_LENGTH = 64
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EMOJI_SORT_BY_NAME = "name"
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)
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var EMOJI_PATTERN = regexp.MustCompile(`:[a-zA-Z0-9_+-]+:`)
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var ReverseSystemEmojisMap = makeReverseEmojiMap()
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type Emoji struct {
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Id string `json:"id"`
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CreateAt int64 `json:"create_at"`
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UpdateAt int64 `json:"update_at"`
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DeleteAt int64 `json:"delete_at"`
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CreatorId string `json:"creator_id"`
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Name string `json:"name"`
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}
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func inSystemEmoji(emojiName string) bool {
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_, ok := SystemEmojis[emojiName]
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return ok
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}
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func GetSystemEmojiId(emojiName string) (string, bool) {
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id, found := SystemEmojis[emojiName]
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return id, found
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}
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func makeReverseEmojiMap() map[string][]string {
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reverseEmojiMap := make(map[string][]string)
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for key, value := range SystemEmojis {
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emojiNames := reverseEmojiMap[value]
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emojiNames = append(emojiNames, key)
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sort.Strings(emojiNames)
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reverseEmojiMap[value] = emojiNames
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}
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return reverseEmojiMap
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}
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func GetEmojiNameFromUnicode(unicode string) (emojiName string, count int) {
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if emojiNames, found := ReverseSystemEmojisMap[unicode]; found {
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return emojiNames[0], len(emojiNames)
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}
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return "", 0
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}
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func (emoji *Emoji) IsValid() *AppError {
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if !IsValidId(emoji.Id) {
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return NewAppError("Emoji.IsValid", "model.emoji.id.app_error", nil, "", http.StatusBadRequest)
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}
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if emoji.CreateAt == 0 {
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return NewAppError("Emoji.IsValid", "model.emoji.create_at.app_error", nil, "id="+emoji.Id, http.StatusBadRequest)
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}
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if emoji.UpdateAt == 0 {
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return NewAppError("Emoji.IsValid", "model.emoji.update_at.app_error", nil, "id="+emoji.Id, http.StatusBadRequest)
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}
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if len(emoji.CreatorId) > 26 {
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return NewAppError("Emoji.IsValid", "model.emoji.user_id.app_error", nil, "", http.StatusBadRequest)
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}
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return IsValidEmojiName(emoji.Name)
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}
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func IsValidEmojiName(name string) *AppError {
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if name == "" || len(name) > EMOJI_NAME_MAX_LENGTH || !IsValidAlphaNumHyphenUnderscorePlus(name) || inSystemEmoji(name) {
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return NewAppError("Emoji.IsValid", "model.emoji.name.app_error", nil, "", http.StatusBadRequest)
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}
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return nil
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}
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func (emoji *Emoji) PreSave() {
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if emoji.Id == "" {
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emoji.Id = NewId()
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}
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emoji.CreateAt = GetMillis()
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emoji.UpdateAt = emoji.CreateAt
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}
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func (emoji *Emoji) ToJson() string {
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b, _ := json.Marshal(emoji)
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return string(b)
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}
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func EmojiFromJson(data io.Reader) *Emoji {
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var emoji *Emoji
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json.NewDecoder(data).Decode(&emoji)
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return emoji
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}
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func EmojiListToJson(emojiList []*Emoji) string {
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b, _ := json.Marshal(emojiList)
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return string(b)
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}
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func EmojiListFromJson(data io.Reader) []*Emoji {
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var emojiList []*Emoji
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json.NewDecoder(data).Decode(&emojiList)
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return emojiList
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}
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