diff options
Diffstat (limited to 'vendor/github.com/mattermost/mattermost-server/model/post.go')
| -rw-r--r-- | vendor/github.com/mattermost/mattermost-server/model/post.go | 492 |
1 files changed, 0 insertions, 492 deletions
diff --git a/vendor/github.com/mattermost/mattermost-server/model/post.go b/vendor/github.com/mattermost/mattermost-server/model/post.go deleted file mode 100644 index 4a774b5d..00000000 --- a/vendor/github.com/mattermost/mattermost-server/model/post.go +++ /dev/null @@ -1,492 +0,0 @@ -// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved. -// See License.txt for license information. - -package model - -import ( - "encoding/json" - "io" - "net/http" - "regexp" - "sort" - "strings" - "unicode/utf8" - - "github.com/mattermost/mattermost-server/utils/markdown" -) - -const ( - POST_SYSTEM_MESSAGE_PREFIX = "system_" - POST_DEFAULT = "" - POST_SLACK_ATTACHMENT = "slack_attachment" - POST_SYSTEM_GENERIC = "system_generic" - POST_JOIN_LEAVE = "system_join_leave" // Deprecated, use POST_JOIN_CHANNEL or POST_LEAVE_CHANNEL instead - POST_JOIN_CHANNEL = "system_join_channel" - POST_LEAVE_CHANNEL = "system_leave_channel" - POST_JOIN_TEAM = "system_join_team" - POST_LEAVE_TEAM = "system_leave_team" - POST_ADD_REMOVE = "system_add_remove" // Deprecated, use POST_ADD_TO_CHANNEL or POST_REMOVE_FROM_CHANNEL instead - POST_ADD_TO_CHANNEL = "system_add_to_channel" - POST_REMOVE_FROM_CHANNEL = "system_remove_from_channel" - POST_MOVE_CHANNEL = "system_move_channel" - POST_ADD_TO_TEAM = "system_add_to_team" - POST_REMOVE_FROM_TEAM = "system_remove_from_team" - POST_HEADER_CHANGE = "system_header_change" - POST_DISPLAYNAME_CHANGE = "system_displayname_change" - POST_PURPOSE_CHANGE = "system_purpose_change" - POST_CHANNEL_DELETED = "system_channel_deleted" - POST_EPHEMERAL = "system_ephemeral" - POST_CHANGE_CHANNEL_PRIVACY = "system_change_chan_privacy" - POST_FILEIDS_MAX_RUNES = 150 - POST_FILENAMES_MAX_RUNES = 4000 - POST_HASHTAGS_MAX_RUNES = 1000 - POST_MESSAGE_MAX_RUNES = 4000 - POST_PROPS_MAX_RUNES = 8000 - POST_PROPS_MAX_USER_RUNES = POST_PROPS_MAX_RUNES - 400 // Leave some room for system / pre-save modifications - POST_CUSTOM_TYPE_PREFIX = "custom_" - PROPS_ADD_CHANNEL_MEMBER = "add_channel_member" -) - -type Post struct { - Id string `json:"id"` - CreateAt int64 `json:"create_at"` - UpdateAt int64 `json:"update_at"` - EditAt int64 `json:"edit_at"` - DeleteAt int64 `json:"delete_at"` - IsPinned bool `json:"is_pinned"` - 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"` - - // MessageSource will contain the message as submitted by the user if Message has been modified - // by Mattermost for presentation (e.g if an image proxy is being used). It should be used to - // populate edit boxes if present. - MessageSource string `json:"message_source,omitempty" db:"-"` - - Type string `json:"type"` - Props StringInterface `json:"props"` - Hashtags string `json:"hashtags"` - Filenames StringArray `json:"filenames,omitempty"` // Deprecated, do not use this field any more - FileIds StringArray `json:"file_ids,omitempty"` - PendingPostId string `json:"pending_post_id" db:"-"` - HasReactions bool `json:"has_reactions,omitempty"` -} - -type PostPatch struct { - IsPinned *bool `json:"is_pinned"` - Message *string `json:"message"` - Props *StringInterface `json:"props"` - FileIds *StringArray `json:"file_ids"` - HasReactions *bool `json:"has_reactions"` -} - -func (o *PostPatch) WithRewrittenImageURLs(f func(string) string) *PostPatch { - copy := *o - if copy.Message != nil { - *copy.Message = RewriteImageURLs(*o.Message, f) - } - return © -} - -type PostForIndexing struct { - Post - TeamId string `json:"team_id"` - ParentCreateAt *int64 `json:"parent_create_at"` -} - -type PostAction struct { - Id string `json:"id"` - Name string `json:"name"` - Integration *PostActionIntegration `json:"integration,omitempty"` -} - -type PostActionIntegration struct { - URL string `json:"url,omitempty"` - Context StringInterface `json:"context,omitempty"` -} - -type PostActionIntegrationRequest struct { - UserId string `json:"user_id"` - Context StringInterface `json:"context,omitempty"` -} - -type PostActionIntegrationResponse struct { - Update *Post `json:"update"` - EphemeralText string `json:"ephemeral_text"` -} - -func (o *Post) ToJson() string { - copy := *o - copy.StripActionIntegrations() - b, _ := json.Marshal(©) - return string(b) -} - -func (o *Post) ToUnsanitizedJson() string { - b, _ := json.Marshal(o) - return string(b) -} - -func PostFromJson(data io.Reader) *Post { - var o *Post - json.NewDecoder(data).Decode(&o) - return o -} - -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", "model.post.is_valid.id.app_error", nil, "", http.StatusBadRequest) - } - - if o.CreateAt == 0 { - return NewAppError("Post.IsValid", "model.post.is_valid.create_at.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - if o.UpdateAt == 0 { - return NewAppError("Post.IsValid", "model.post.is_valid.update_at.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - if len(o.UserId) != 26 { - return NewAppError("Post.IsValid", "model.post.is_valid.user_id.app_error", nil, "", http.StatusBadRequest) - } - - if len(o.ChannelId) != 26 { - return NewAppError("Post.IsValid", "model.post.is_valid.channel_id.app_error", nil, "", http.StatusBadRequest) - } - - if !(len(o.RootId) == 26 || len(o.RootId) == 0) { - return NewAppError("Post.IsValid", "model.post.is_valid.root_id.app_error", nil, "", http.StatusBadRequest) - } - - if !(len(o.ParentId) == 26 || len(o.ParentId) == 0) { - return NewAppError("Post.IsValid", "model.post.is_valid.parent_id.app_error", nil, "", http.StatusBadRequest) - } - - if len(o.ParentId) == 26 && len(o.RootId) == 0 { - return NewAppError("Post.IsValid", "model.post.is_valid.root_parent.app_error", nil, "", http.StatusBadRequest) - } - - if !(len(o.OriginalId) == 26 || len(o.OriginalId) == 0) { - return NewAppError("Post.IsValid", "model.post.is_valid.original_id.app_error", nil, "", http.StatusBadRequest) - } - - if utf8.RuneCountInString(o.Message) > POST_MESSAGE_MAX_RUNES { - return NewAppError("Post.IsValid", "model.post.is_valid.msg.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - if utf8.RuneCountInString(o.Hashtags) > POST_HASHTAGS_MAX_RUNES { - return NewAppError("Post.IsValid", "model.post.is_valid.hashtags.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - switch o.Type { - case - POST_DEFAULT, - POST_JOIN_LEAVE, - POST_ADD_REMOVE, - POST_JOIN_CHANNEL, - POST_LEAVE_CHANNEL, - POST_JOIN_TEAM, - POST_LEAVE_TEAM, - POST_ADD_TO_CHANNEL, - POST_REMOVE_FROM_CHANNEL, - POST_MOVE_CHANNEL, - POST_ADD_TO_TEAM, - POST_REMOVE_FROM_TEAM, - POST_SLACK_ATTACHMENT, - POST_HEADER_CHANGE, - POST_PURPOSE_CHANGE, - POST_DISPLAYNAME_CHANGE, - POST_CHANNEL_DELETED, - POST_CHANGE_CHANNEL_PRIVACY: - default: - if !strings.HasPrefix(o.Type, POST_CUSTOM_TYPE_PREFIX) { - return NewAppError("Post.IsValid", "model.post.is_valid.type.app_error", nil, "id="+o.Type, http.StatusBadRequest) - } - } - - if utf8.RuneCountInString(ArrayToJson(o.Filenames)) > POST_FILENAMES_MAX_RUNES { - return NewAppError("Post.IsValid", "model.post.is_valid.filenames.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - if utf8.RuneCountInString(ArrayToJson(o.FileIds)) > POST_FILEIDS_MAX_RUNES { - return NewAppError("Post.IsValid", "model.post.is_valid.file_ids.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - if utf8.RuneCountInString(StringInterfaceToJson(o.Props)) > POST_PROPS_MAX_RUNES { - return NewAppError("Post.IsValid", "model.post.is_valid.props.app_error", nil, "id="+o.Id, http.StatusBadRequest) - } - - return nil -} - -func (o *Post) SanitizeProps() { - membersToSanitize := []string{ - PROPS_ADD_CHANNEL_MEMBER, - } - - for _, member := range membersToSanitize { - if _, ok := o.Props[member]; ok { - delete(o.Props, member) - } - } -} - -func (o *Post) PreSave() { - if o.Id == "" { - o.Id = NewId() - } - - o.OriginalId = "" - - if o.CreateAt == 0 { - o.CreateAt = GetMillis() - } - - o.UpdateAt = o.CreateAt - o.PreCommit() -} - -func (o *Post) PreCommit() { - if o.Props == nil { - o.Props = make(map[string]interface{}) - } - - if o.Filenames == nil { - o.Filenames = []string{} - } - - if o.FileIds == nil { - o.FileIds = []string{} - } - - o.GenerateActionIds() -} - -func (o *Post) MakeNonNil() { - if o.Props == nil { - o.Props = make(map[string]interface{}) - } -} - -func (o *Post) AddProp(key string, value interface{}) { - - o.MakeNonNil() - - o.Props[key] = value -} - -func (o *Post) IsSystemMessage() bool { - return len(o.Type) >= len(POST_SYSTEM_MESSAGE_PREFIX) && o.Type[:len(POST_SYSTEM_MESSAGE_PREFIX)] == POST_SYSTEM_MESSAGE_PREFIX -} - -func (p *Post) Patch(patch *PostPatch) { - if patch.IsPinned != nil { - p.IsPinned = *patch.IsPinned - } - - if patch.Message != nil { - p.Message = *patch.Message - } - - if patch.Props != nil { - p.Props = *patch.Props - } - - if patch.FileIds != nil { - p.FileIds = *patch.FileIds - } - - if patch.HasReactions != nil { - p.HasReactions = *patch.HasReactions - } -} - -func (o *PostPatch) ToJson() string { - b, err := json.Marshal(o) - if err != nil { - return "" - } - - return string(b) -} - -func PostPatchFromJson(data io.Reader) *PostPatch { - decoder := json.NewDecoder(data) - var post PostPatch - err := decoder.Decode(&post) - if err != nil { - return nil - } - - return &post -} - -var channelMentionRegexp = regexp.MustCompile(`\B~[a-zA-Z0-9\-_]+`) - -func (o *Post) ChannelMentions() (names []string) { - if strings.Contains(o.Message, "~") { - alreadyMentioned := make(map[string]bool) - for _, match := range channelMentionRegexp.FindAllString(o.Message, -1) { - name := match[1:] - if !alreadyMentioned[name] { - names = append(names, name) - alreadyMentioned[name] = true - } - } - } - return -} - -func (r *PostActionIntegrationRequest) ToJson() string { - b, _ := json.Marshal(r) - return string(b) -} - -func (o *Post) Attachments() []*SlackAttachment { - if attachments, ok := o.Props["attachments"].([]*SlackAttachment); ok { - return attachments - } - var ret []*SlackAttachment - if attachments, ok := o.Props["attachments"].([]interface{}); ok { - for _, attachment := range attachments { - if enc, err := json.Marshal(attachment); err == nil { - var decoded SlackAttachment - if json.Unmarshal(enc, &decoded) == nil { - ret = append(ret, &decoded) - } - } - } - } - return ret -} - -func (o *Post) StripActionIntegrations() { - attachments := o.Attachments() - if o.Props["attachments"] != nil { - o.Props["attachments"] = attachments - } - for _, attachment := range attachments { - for _, action := range attachment.Actions { - action.Integration = nil - } - } -} - -func (o *Post) GetAction(id string) *PostAction { - for _, attachment := range o.Attachments() { - for _, action := range attachment.Actions { - if action.Id == id { - return action - } - } - } - return nil -} - -func (o *Post) GenerateActionIds() { - if o.Props["attachments"] != nil { - o.Props["attachments"] = o.Attachments() - } - if attachments, ok := o.Props["attachments"].([]*SlackAttachment); ok { - for _, attachment := range attachments { - for _, action := range attachment.Actions { - if action.Id == "" { - action.Id = NewId() - } - } - } - } -} - -var markdownDestinationEscaper = strings.NewReplacer( - `\`, `\\`, - `<`, `\<`, - `>`, `\>`, - `(`, `\(`, - `)`, `\)`, -) - -// WithRewrittenImageURLs returns a new shallow copy of the post where the message has been -// rewritten via RewriteImageURLs. -func (o *Post) WithRewrittenImageURLs(f func(string) string) *Post { - copy := *o - copy.Message = RewriteImageURLs(o.Message, f) - if copy.MessageSource == "" && copy.Message != o.Message { - copy.MessageSource = o.Message - } - return © -} - -// RewriteImageURLs takes a message and returns a copy that has all of the image URLs replaced -// according to the function f. For each image URL, f will be invoked, and the resulting markdown -// will contain the URL returned by that invocation instead. -// -// Image URLs are destination URLs used in inline images or reference definitions that are used -// anywhere in the input markdown as an image. -func RewriteImageURLs(message string, f func(string) string) string { - if !strings.Contains(message, "![") { - return message - } - - var ranges []markdown.Range - - markdown.Inspect(message, func(blockOrInline interface{}) bool { - switch v := blockOrInline.(type) { - case *markdown.ReferenceImage: - ranges = append(ranges, v.ReferenceDefinition.RawDestination) - case *markdown.InlineImage: - ranges = append(ranges, v.RawDestination) - default: - return true - } - return true - }) - - if ranges == nil { - return message - } - - sort.Slice(ranges, func(i, j int) bool { - return ranges[i].Position < ranges[j].Position - }) - - copyRanges := make([]markdown.Range, 0, len(ranges)) - urls := make([]string, 0, len(ranges)) - resultLength := len(message) - - start := 0 - for i, r := range ranges { - switch { - case i == 0: - case r.Position != ranges[i-1].Position: - start = ranges[i-1].End - default: - continue - } - original := message[r.Position:r.End] - replacement := markdownDestinationEscaper.Replace(f(markdown.Unescape(original))) - resultLength += len(replacement) - len(original) - copyRanges = append(copyRanges, markdown.Range{Position: start, End: r.Position}) - urls = append(urls, replacement) - } - - result := make([]byte, resultLength) - - offset := 0 - for i, r := range copyRanges { - offset += copy(result[offset:], message[r.Position:r.End]) - offset += copy(result[offset:], urls[i]) - } - copy(result[offset:], message[ranges[len(ranges)-1].End:]) - - return string(result) -} |