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|
// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package api
import (
"fmt"
"net/http"
"net/url"
"path/filepath"
"regexp"
"strconv"
"strings"
"time"
l4g "github.com/alecthomas/log4go"
"github.com/gorilla/mux"
"github.com/mattermost/platform/model"
"github.com/mattermost/platform/store"
"github.com/mattermost/platform/utils"
goi18n "github.com/nicksnyder/go-i18n/i18n"
)
func InitPost(r *mux.Router) {
l4g.Debug("Initializing post api routes")
r.Handle("/posts/search", ApiUserRequired(searchPosts)).Methods("GET")
r.Handle("/posts/{post_id}", ApiUserRequired(getPostById)).Methods("GET")
sr := r.PathPrefix("/channels/{id:[A-Za-z0-9]+}").Subrouter()
sr.Handle("/create", ApiUserRequired(createPost)).Methods("POST")
sr.Handle("/update", ApiUserRequired(updatePost)).Methods("POST")
sr.Handle("/posts/{offset:[0-9]+}/{limit:[0-9]+}", ApiUserRequiredActivity(getPosts, false)).Methods("GET")
sr.Handle("/posts/{time:[0-9]+}", ApiUserRequiredActivity(getPostsSince, false)).Methods("GET")
sr.Handle("/post/{post_id:[A-Za-z0-9]+}", ApiUserRequired(getPost)).Methods("GET")
sr.Handle("/post/{post_id:[A-Za-z0-9]+}/delete", ApiUserRequired(deletePost)).Methods("POST")
sr.Handle("/post/{post_id:[A-Za-z0-9]+}/before/{offset:[0-9]+}/{num_posts:[0-9]+}", ApiUserRequired(getPostsBefore)).Methods("GET")
sr.Handle("/post/{post_id:[A-Za-z0-9]+}/after/{offset:[0-9]+}/{num_posts:[0-9]+}", ApiUserRequired(getPostsAfter)).Methods("GET")
}
func createPost(c *Context, w http.ResponseWriter, r *http.Request) {
post := model.PostFromJson(r.Body)
if post == nil {
c.SetInvalidParam("createPost", "post")
return
}
// Create and save post object to channel
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, post.ChannelId, c.Session.UserId)
if !c.HasPermissionsToChannel(cchan, "createPost") {
return
}
if rp, err := CreatePost(c, post, true); err != nil {
c.Err = err
if strings.Contains(c.Err.Message, "parameter") {
c.Err.StatusCode = http.StatusBadRequest
}
return
} else {
if result := <-Srv.Store.Channel().UpdateLastViewedAt(c.T, post.ChannelId, c.Session.UserId); result.Err != nil {
l4g.Error("Encountered error updating last viewed, channel_id=%s, user_id=%s, err=%v", post.ChannelId, c.Session.UserId, result.Err)
}
w.Write([]byte(rp.ToJson()))
}
}
func CreatePost(c *Context, post *model.Post, triggerWebhooks bool) (*model.Post, *model.AppError) {
var pchan store.StoreChannel
if len(post.RootId) > 0 {
pchan = Srv.Store.Post().Get(c.T, post.RootId)
}
// Verify the parent/child relationships are correct
if pchan != nil {
if presult := <-pchan; presult.Err != nil {
return nil, model.NewAppError("createPost", "Invalid RootId parameter", "")
} else {
list := presult.Data.(*model.PostList)
if len(list.Posts) == 0 || !list.IsChannelId(post.ChannelId) {
return nil, model.NewAppError("createPost", "Invalid ChannelId for RootId parameter", "")
}
if post.ParentId == "" {
post.ParentId = post.RootId
}
if post.RootId != post.ParentId {
parent := list.Posts[post.ParentId]
if parent == nil {
return nil, model.NewAppError("createPost", "Invalid ParentId parameter", "")
}
}
}
}
post.CreateAt = 0
post.Hashtags, _ = model.ParseHashtags(post.Message)
post.UserId = c.Session.UserId
if len(post.Filenames) > 0 {
doRemove := false
for i := len(post.Filenames) - 1; i >= 0; i-- {
path := post.Filenames[i]
doRemove = false
if model.UrlRegex.MatchString(path) {
continue
} else if model.PartialUrlRegex.MatchString(path) {
matches := model.PartialUrlRegex.FindAllStringSubmatch(path, -1)
if len(matches) == 0 || len(matches[0]) < 4 {
doRemove = true
}
channelId := matches[0][1]
if channelId != post.ChannelId {
doRemove = true
}
userId := matches[0][2]
if userId != post.UserId {
doRemove = true
}
} else {
doRemove = true
}
if doRemove {
l4g.Error("Bad filename discarded, filename=%v", path)
post.Filenames = append(post.Filenames[:i], post.Filenames[i+1:]...)
}
}
}
var rpost *model.Post
if result := <-Srv.Store.Post().Save(c.T, post); result.Err != nil {
return nil, result.Err
} else {
rpost = result.Data.(*model.Post)
handlePostEventsAndForget(c, rpost, triggerWebhooks)
}
return rpost, nil
}
func CreateWebhookPost(c *Context, channelId, text, overrideUsername, overrideIconUrl string, props model.StringInterface, postType string) (*model.Post, *model.AppError) {
// parse links into Markdown format
linkWithTextRegex := regexp.MustCompile(`<([^<\|]+)\|([^>]+)>`)
text = linkWithTextRegex.ReplaceAllString(text, "[${2}](${1})")
post := &model.Post{UserId: c.Session.UserId, ChannelId: channelId, Message: text, Type: postType}
post.AddProp("from_webhook", "true")
if utils.Cfg.ServiceSettings.EnablePostUsernameOverride {
if len(overrideUsername) != 0 {
post.AddProp("override_username", overrideUsername)
} else {
post.AddProp("override_username", model.DEFAULT_WEBHOOK_USERNAME)
}
}
if utils.Cfg.ServiceSettings.EnablePostIconOverride {
if len(overrideIconUrl) != 0 {
post.AddProp("override_icon_url", overrideIconUrl)
} else {
post.AddProp("override_icon_url", model.DEFAULT_WEBHOOK_ICON)
}
}
if len(props) > 0 {
for key, val := range props {
if key == "attachments" {
if list, success := val.([]interface{}); success {
// parse attachment links into Markdown format
for i, aInt := range list {
attachment := aInt.(map[string]interface{})
if _, ok := attachment["text"]; ok {
aText := attachment["text"].(string)
aText = linkWithTextRegex.ReplaceAllString(aText, "[${2}](${1})")
attachment["text"] = aText
list[i] = attachment
}
}
post.AddProp(key, list)
}
} else if key != "override_icon_url" && key != "override_username" && key != "from_webhook" {
post.AddProp(key, val)
}
}
}
if _, err := CreatePost(c, post, false); err != nil {
return nil, model.NewAppError("CreateWebhookPost", "Error creating post", "err="+err.Message)
}
return post, nil
}
func handlePostEventsAndForget(c *Context, post *model.Post, triggerWebhooks bool) {
go func() {
tchan := Srv.Store.Team().Get(c.T, c.Session.TeamId)
cchan := Srv.Store.Channel().Get(c.T, post.ChannelId)
uchan := Srv.Store.User().Get(c.T, post.UserId)
var team *model.Team
if result := <-tchan; result.Err != nil {
l4g.Error("Encountered error getting team, team_id=%s, err=%v", c.Session.TeamId, result.Err)
return
} else {
team = result.Data.(*model.Team)
}
var channel *model.Channel
if result := <-cchan; result.Err != nil {
l4g.Error("Encountered error getting channel, channel_id=%s, err=%v", post.ChannelId, result.Err)
return
} else {
channel = result.Data.(*model.Channel)
}
sendNotificationsAndForget(c, post, team, channel)
var user *model.User
if result := <-uchan; result.Err != nil {
l4g.Error("Encountered error getting user, user_id=%s, err=%v", post.UserId, result.Err)
return
} else {
user = result.Data.(*model.User)
}
if triggerWebhooks {
handleWebhookEventsAndForget(c, post, team, channel, user)
}
if channel.Type == model.CHANNEL_DIRECT {
go makeDirectChannelVisible(c.T, c.Session.TeamId, post.ChannelId)
}
}()
}
func makeDirectChannelVisible(T goi18n.TranslateFunc, teamId string, channelId string) {
var members []model.ChannelMember
if result := <-Srv.Store.Channel().GetMembers(T, channelId); result.Err != nil {
l4g.Error("Failed to get channel members channel_id=%v err=%v", channelId, result.Err.Message)
return
} else {
members = result.Data.([]model.ChannelMember)
}
if len(members) != 2 {
l4g.Error("Failed to get 2 members for a direct channel channel_id=%v", channelId)
return
}
// make sure the channel is visible to both members
for i, member := range members {
otherUserId := members[1-i].UserId
if result := <-Srv.Store.Preference().Get(T, member.UserId, model.PREFERENCE_CATEGORY_DIRECT_CHANNEL_SHOW, otherUserId); result.Err != nil {
// create a new preference since one doesn't exist yet
preference := &model.Preference{
UserId: member.UserId,
Category: model.PREFERENCE_CATEGORY_DIRECT_CHANNEL_SHOW,
Name: otherUserId,
Value: "true",
}
if saveResult := <-Srv.Store.Preference().Save(T, &model.Preferences{*preference}); saveResult.Err != nil {
l4g.Error("Failed to save direct channel preference user_id=%v other_user_id=%v err=%v", member.UserId, otherUserId, saveResult.Err.Message)
} else {
message := model.NewMessage(teamId, channelId, member.UserId, model.ACTION_PREFERENCE_CHANGED)
message.Add("preference", preference.ToJson())
PublishAndForget(message)
}
} else {
preference := result.Data.(model.Preference)
if preference.Value != "true" {
// update the existing preference to make the channel visible
preference.Value = "true"
if updateResult := <-Srv.Store.Preference().Save(T, &model.Preferences{preference}); updateResult.Err != nil {
l4g.Error("Failed to update direct channel preference user_id=%v other_user_id=%v err=%v", member.UserId, otherUserId, updateResult.Err.Message)
} else {
message := model.NewMessage(teamId, channelId, member.UserId, model.ACTION_PREFERENCE_CHANGED)
message.Add("preference", preference.ToJson())
PublishAndForget(message)
}
}
}
}
}
func handleWebhookEventsAndForget(c *Context, post *model.Post, team *model.Team, channel *model.Channel, user *model.User) {
go func() {
if !utils.Cfg.ServiceSettings.EnableOutgoingWebhooks {
return
}
if channel.Type != model.CHANNEL_OPEN {
return
}
hchan := Srv.Store.Webhook().GetOutgoingByTeam(c.T, c.Session.TeamId)
hooks := []*model.OutgoingWebhook{}
if result := <-hchan; result.Err != nil {
l4g.Error("Encountered error getting webhooks by team, err=%v", result.Err)
return
} else {
hooks = result.Data.([]*model.OutgoingWebhook)
}
if len(hooks) == 0 {
return
}
firstWord := strings.Split(post.Message, " ")[0]
relevantHooks := []*model.OutgoingWebhook{}
for _, hook := range hooks {
if hook.ChannelId == post.ChannelId {
if len(hook.TriggerWords) == 0 || hook.HasTriggerWord(firstWord) {
relevantHooks = append(relevantHooks, hook)
}
} else if len(hook.ChannelId) == 0 && hook.HasTriggerWord(firstWord) {
relevantHooks = append(relevantHooks, hook)
}
}
for _, hook := range relevantHooks {
go func(hook *model.OutgoingWebhook) {
p := url.Values{}
p.Set("token", hook.Token)
p.Set("team_id", hook.TeamId)
p.Set("team_domain", team.Name)
p.Set("channel_id", post.ChannelId)
p.Set("channel_name", channel.Name)
p.Set("timestamp", strconv.FormatInt(post.CreateAt/1000, 10))
p.Set("user_id", post.UserId)
p.Set("user_name", user.Username)
p.Set("text", post.Message)
p.Set("trigger_word", firstWord)
client := &http.Client{}
for _, url := range hook.CallbackURLs {
go func(url string) {
req, _ := http.NewRequest("POST", url, strings.NewReader(p.Encode()))
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
req.Header.Set("Accept", "application/json")
if resp, err := client.Do(req); err != nil {
l4g.Error("Event POST failed, err=%s", err.Error())
} else {
respProps := model.MapFromJson(resp.Body)
// copy the context and create a mock session for posting the message
mockSession := model.Session{UserId: hook.CreatorId, TeamId: hook.TeamId, IsOAuth: false}
newContext := &Context{mockSession, model.NewId(), "", c.Path, nil, c.teamURLValid, c.teamURL, c.siteURL, 0, c.T}
if text, ok := respProps["text"]; ok {
if _, err := CreateWebhookPost(newContext, post.ChannelId, text, respProps["username"], respProps["icon_url"], post.Props, post.Type); err != nil {
l4g.Error("Failed to create response post, err=%v", err)
}
}
}
}(url)
}
}(hook)
}
}()
}
func sendNotificationsAndForget(c *Context, post *model.Post, team *model.Team, channel *model.Channel) {
go func() {
// Get a list of user names (to be used as keywords) and ids for the given team
uchan := Srv.Store.User().GetProfiles(c.T, c.Session.TeamId)
echan := Srv.Store.Channel().GetMembers(c.T, post.ChannelId)
var channelName string
var bodyText string
var subjectText string
if channel.Type == model.CHANNEL_DIRECT {
bodyText = "You have one new message."
subjectText = "New Direct Message"
} else {
bodyText = "You have one new mention."
subjectText = "New Mention"
channelName = channel.DisplayName
}
var mentionedUsers []string
if result := <-uchan; result.Err != nil {
l4g.Error("Failed to retrieve user profiles team_id=%v, err=%v", c.Session.TeamId, result.Err)
return
} else {
profileMap := result.Data.(map[string]*model.User)
if _, ok := profileMap[post.UserId]; !ok {
l4g.Error("Post user_id not returned by GetProfiles user_id=%v", post.UserId)
return
}
senderName := profileMap[post.UserId].Username
toEmailMap := make(map[string]bool)
if channel.Type == model.CHANNEL_DIRECT {
var otherUserId string
if userIds := strings.Split(channel.Name, "__"); userIds[0] == post.UserId {
otherUserId = userIds[1]
channelName = profileMap[userIds[1]].Username
} else {
otherUserId = userIds[0]
channelName = profileMap[userIds[0]].Username
}
otherUser := profileMap[otherUserId]
sendEmail := true
if _, ok := otherUser.NotifyProps["email"]; ok && otherUser.NotifyProps["email"] == "false" {
sendEmail = false
}
if sendEmail && (otherUser.IsOffline() || otherUser.IsAway()) {
toEmailMap[otherUserId] = true
}
} else {
// Find out who is a member of the channel, only keep those profiles
if eResult := <-echan; eResult.Err != nil {
l4g.Error("Failed to get channel members channel_id=%v err=%v", post.ChannelId, eResult.Err.Message)
return
} else {
tempProfileMap := make(map[string]*model.User)
members := eResult.Data.([]model.ChannelMember)
for _, member := range members {
tempProfileMap[member.UserId] = profileMap[member.UserId]
}
profileMap = tempProfileMap
}
// Build map for keywords
keywordMap := make(map[string][]string)
for _, profile := range profileMap {
if len(profile.NotifyProps["mention_keys"]) > 0 {
// Add all the user's mention keys
splitKeys := strings.Split(profile.NotifyProps["mention_keys"], ",")
for _, k := range splitKeys {
keywordMap[k] = append(keywordMap[strings.ToLower(k)], profile.Id)
}
}
// If turned on, add the user's case sensitive first name
if profile.NotifyProps["first_name"] == "true" {
keywordMap[profile.FirstName] = append(keywordMap[profile.FirstName], profile.Id)
}
// Add @all to keywords if user has them turned on
// if profile.NotifyProps["all"] == "true" {
// keywordMap["@all"] = append(keywordMap["@all"], profile.Id)
// }
// Add @channel to keywords if user has them turned on
if profile.NotifyProps["channel"] == "true" {
keywordMap["@channel"] = append(keywordMap["@channel"], profile.Id)
}
}
// Build a map as a list of unique user_ids that are mentioned in this post
splitF := func(c rune) bool {
return model.SplitRunes[c]
}
splitMessage := strings.Fields(post.Message)
for _, word := range splitMessage {
var userIds []string
// Non-case-sensitive check for regular keys
if ids, match := keywordMap[strings.ToLower(word)]; match {
userIds = append(userIds, ids...)
}
// Case-sensitive check for first name
if ids, match := keywordMap[word]; match {
userIds = append(userIds, ids...)
}
if len(userIds) == 0 {
// No matches were found with the string split just on whitespace so try further splitting
// the message on punctuation
splitWords := strings.FieldsFunc(word, splitF)
for _, splitWord := range splitWords {
// Non-case-sensitive check for regular keys
if ids, match := keywordMap[strings.ToLower(splitWord)]; match {
userIds = append(userIds, ids...)
}
// Case-sensitive check for first name
if ids, match := keywordMap[splitWord]; match {
userIds = append(userIds, ids...)
}
}
}
for _, userId := range userIds {
if post.UserId == userId {
continue
}
sendEmail := true
if _, ok := profileMap[userId].NotifyProps["email"]; ok && profileMap[userId].NotifyProps["email"] == "false" {
sendEmail = false
}
if sendEmail && (profileMap[userId].IsAway() || profileMap[userId].IsOffline()) {
toEmailMap[userId] = true
} else {
toEmailMap[userId] = false
}
}
}
for id := range toEmailMap {
updateMentionCountAndForget(c.T, post.ChannelId, id)
}
}
if len(toEmailMap) != 0 {
mentionedUsers = make([]string, 0, len(toEmailMap))
for k := range toEmailMap {
mentionedUsers = append(mentionedUsers, k)
}
teamURL := c.GetSiteURL() + "/" + team.Name
// Build and send the emails
tm := time.Unix(post.CreateAt/1000, 0)
subjectPage := NewServerTemplatePage("post_subject")
subjectPage.Props["SiteURL"] = c.GetSiteURL()
subjectPage.Props["TeamDisplayName"] = team.DisplayName
subjectPage.Props["SubjectText"] = subjectText
subjectPage.Props["Month"] = tm.Month().String()[:3]
subjectPage.Props["Day"] = fmt.Sprintf("%d", tm.Day())
subjectPage.Props["Year"] = fmt.Sprintf("%d", tm.Year())
for id, doSend := range toEmailMap {
if !doSend {
continue
}
// skip if inactive
if profileMap[id].DeleteAt > 0 {
continue
}
bodyPage := NewServerTemplatePage("post_body")
bodyPage.Props["SiteURL"] = c.GetSiteURL()
bodyPage.Props["Nickname"] = profileMap[id].FirstName
bodyPage.Props["TeamDisplayName"] = team.DisplayName
bodyPage.Props["ChannelName"] = channelName
bodyPage.Props["BodyText"] = bodyText
bodyPage.Props["SenderName"] = senderName
bodyPage.Props["Hour"] = fmt.Sprintf("%02d", tm.Hour())
bodyPage.Props["Minute"] = fmt.Sprintf("%02d", tm.Minute())
bodyPage.Props["Month"] = tm.Month().String()[:3]
bodyPage.Props["Day"] = fmt.Sprintf("%d", tm.Day())
bodyPage.Props["TimeZone"], _ = tm.Zone()
bodyPage.Props["PostMessage"] = model.ClearMentionTags(post.Message)
bodyPage.Props["TeamLink"] = teamURL + "/channels/" + channel.Name
// attempt to fill in a message body if the post doesn't have any text
if len(strings.TrimSpace(bodyPage.Props["PostMessage"])) == 0 && len(post.Filenames) > 0 {
// extract the filenames from their paths and determine what type of files are attached
filenames := make([]string, len(post.Filenames))
onlyImages := true
for i, filename := range post.Filenames {
var err error
if filenames[i], err = url.QueryUnescape(filepath.Base(filename)); err != nil {
// this should never error since filepath was escaped using url.QueryEscape
filenames[i] = filepath.Base(filename)
}
ext := filepath.Ext(filename)
onlyImages = onlyImages && model.IsFileExtImage(ext)
}
filenamesString := strings.Join(filenames, ", ")
var attachmentPrefix string
if onlyImages {
attachmentPrefix = "Image"
} else {
attachmentPrefix = "File"
}
if len(post.Filenames) > 1 {
attachmentPrefix += "s"
}
bodyPage.Props["PostMessage"] = fmt.Sprintf("%s: %s sent", attachmentPrefix, filenamesString)
}
if err := utils.SendMail(profileMap[id].Email, subjectPage.Render(), bodyPage.Render()); err != nil {
l4g.Error("Failed to send mention email successfully email=%v err=%v", profileMap[id].Email, err)
}
if *utils.Cfg.EmailSettings.SendPushNotifications {
sessionChan := Srv.Store.Session().GetSessions(c.T, id)
if result := <-sessionChan; result.Err != nil {
l4g.Error("Failed to retrieve sessions in notifications id=%v, err=%v", id, result.Err)
} else {
sessions := result.Data.([]*model.Session)
alreadySeen := make(map[string]string)
for _, session := range sessions {
if len(session.DeviceId) > 0 && alreadySeen[session.DeviceId] == "" &&
(strings.HasPrefix(session.DeviceId, model.PUSH_NOTIFY_APPLE+":") || strings.HasPrefix(session.DeviceId, model.PUSH_NOTIFY_ANDROID+":")) {
alreadySeen[session.DeviceId] = session.DeviceId
msg := model.PushNotification{}
msg.Badge = 1
msg.ServerId = utils.CfgDiagnosticId
if strings.HasPrefix(session.DeviceId, model.PUSH_NOTIFY_APPLE+":") {
msg.Platform = model.PUSH_NOTIFY_APPLE
msg.DeviceId = strings.TrimPrefix(session.DeviceId, model.PUSH_NOTIFY_APPLE+":")
} else if strings.HasPrefix(session.DeviceId, model.PUSH_NOTIFY_ANDROID+":") {
msg.Platform = model.PUSH_NOTIFY_ANDROID
msg.DeviceId = strings.TrimPrefix(session.DeviceId, model.PUSH_NOTIFY_ANDROID+":")
}
if channel.Type == model.CHANNEL_DIRECT {
msg.Message = senderName + " sent you a direct message"
} else {
msg.Message = senderName + " mentioned you in " + channelName
}
httpClient := http.Client{}
request, _ := http.NewRequest("POST", *utils.Cfg.EmailSettings.PushNotificationServer+"/api/v1/send_push", strings.NewReader(msg.ToJson()))
l4g.Debug("Sending push notification to " + msg.DeviceId + " with msg of '" + msg.Message + "'")
if _, err := httpClient.Do(request); err != nil {
l4g.Error("Failed to send push notificationid=%v, err=%v", id, err)
}
}
}
}
}
}
}
}
message := model.NewMessage(c.Session.TeamId, post.ChannelId, post.UserId, model.ACTION_POSTED)
message.Add("post", post.ToJson())
if len(post.Filenames) != 0 {
message.Add("otherFile", "true")
for _, filename := range post.Filenames {
ext := filepath.Ext(filename)
if model.IsFileExtImage(ext) {
message.Add("image", "true")
break
}
}
}
if len(mentionedUsers) != 0 {
message.Add("mentions", model.ArrayToJson(mentionedUsers))
}
PublishAndForget(message)
}()
}
func updateMentionCountAndForget(T goi18n.TranslateFunc, channelId, userId string) {
go func() {
if result := <-Srv.Store.Channel().IncrementMentionCount(T, channelId, userId); result.Err != nil {
l4g.Error("Failed to update mention count for user_id=%v on channel_id=%v err=%v", userId, channelId, result.Err)
}
}()
}
func updatePost(c *Context, w http.ResponseWriter, r *http.Request) {
post := model.PostFromJson(r.Body)
if post == nil {
c.SetInvalidParam("updatePost", "post")
return
}
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, post.ChannelId, c.Session.UserId)
pchan := Srv.Store.Post().Get(c.T, post.Id)
if !c.HasPermissionsToChannel(cchan, "updatePost") {
return
}
var oldPost *model.Post
if result := <-pchan; result.Err != nil {
c.Err = result.Err
return
} else {
oldPost = result.Data.(*model.PostList).Posts[post.Id]
if oldPost == nil {
c.Err = model.NewAppError("updatePost", "We couldn't find the existing post or comment to update.", "id="+post.Id)
c.Err.StatusCode = http.StatusBadRequest
return
}
if oldPost.UserId != c.Session.UserId {
c.Err = model.NewAppError("updatePost", "You do not have the appropriate permissions", "oldUserId="+oldPost.UserId)
c.Err.StatusCode = http.StatusForbidden
return
}
if oldPost.DeleteAt != 0 {
c.Err = model.NewAppError("updatePost", "You do not have the appropriate permissions", "Already delted id="+post.Id)
c.Err.StatusCode = http.StatusForbidden
return
}
}
hashtags, _ := model.ParseHashtags(post.Message)
if result := <-Srv.Store.Post().Update(c.T, oldPost, post.Message, hashtags); result.Err != nil {
c.Err = result.Err
return
} else {
rpost := result.Data.(*model.Post)
message := model.NewMessage(c.Session.TeamId, rpost.ChannelId, c.Session.UserId, model.ACTION_POST_EDITED)
message.Add("post", rpost.ToJson())
PublishAndForget(message)
w.Write([]byte(rpost.ToJson()))
}
}
func getPosts(c *Context, w http.ResponseWriter, r *http.Request) {
params := mux.Vars(r)
id := params["id"]
if len(id) != 26 {
c.SetInvalidParam("getPosts", "channelId")
return
}
offset, err := strconv.Atoi(params["offset"])
if err != nil {
c.SetInvalidParam("getPosts", "offset")
return
}
limit, err := strconv.Atoi(params["limit"])
if err != nil {
c.SetInvalidParam("getPosts", "limit")
return
}
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, id, c.Session.UserId)
etagChan := Srv.Store.Post().GetEtag(c.T, id)
if !c.HasPermissionsToChannel(cchan, "getPosts") {
return
}
etag := (<-etagChan).Data.(string)
if HandleEtag(etag, w, r) {
return
}
pchan := Srv.Store.Post().GetPosts(c.T, id, offset, limit)
if result := <-pchan; result.Err != nil {
c.Err = result.Err
return
} else {
list := result.Data.(*model.PostList)
w.Header().Set(model.HEADER_ETAG_SERVER, etag)
w.Write([]byte(list.ToJson()))
}
}
func getPostsSince(c *Context, w http.ResponseWriter, r *http.Request) {
params := mux.Vars(r)
id := params["id"]
if len(id) != 26 {
c.SetInvalidParam("getPostsSince", "channelId")
return
}
time, err := strconv.ParseInt(params["time"], 10, 64)
if err != nil {
c.SetInvalidParam("getPostsSince", "time")
return
}
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, id, c.Session.UserId)
pchan := Srv.Store.Post().GetPostsSince(c.T, id, time)
if !c.HasPermissionsToChannel(cchan, "getPostsSince") {
return
}
if result := <-pchan; result.Err != nil {
c.Err = result.Err
return
} else {
list := result.Data.(*model.PostList)
w.Write([]byte(list.ToJson()))
}
}
func getPost(c *Context, w http.ResponseWriter, r *http.Request) {
params := mux.Vars(r)
channelId := params["id"]
if len(channelId) != 26 {
c.SetInvalidParam("getPost", "channelId")
return
}
postId := params["post_id"]
if len(postId) != 26 {
c.SetInvalidParam("getPost", "postId")
return
}
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, channelId, c.Session.UserId)
pchan := Srv.Store.Post().Get(c.T, postId)
if !c.HasPermissionsToChannel(cchan, "getPost") {
return
}
if result := <-pchan; result.Err != nil {
c.Err = result.Err
return
} else if HandleEtag(result.Data.(*model.PostList).Etag(), w, r) {
return
} else {
list := result.Data.(*model.PostList)
if !list.IsChannelId(channelId) {
c.Err = model.NewAppError("getPost", "You do not have the appropriate permissions", "")
c.Err.StatusCode = http.StatusForbidden
return
}
w.Header().Set(model.HEADER_ETAG_SERVER, list.Etag())
w.Write([]byte(list.ToJson()))
}
}
func getPostById(c *Context, w http.ResponseWriter, r *http.Request) {
params := mux.Vars(r)
postId := params["post_id"]
if len(postId) != 26 {
c.SetInvalidParam("getPostById", "postId")
return
}
if result := <-Srv.Store.Post().Get(c.T, postId); result.Err != nil {
c.Err = result.Err
return
} else {
list := result.Data.(*model.PostList)
if len(list.Order) != 1 {
c.Err = model.NewAppError("getPostById", "Unable to get post", "")
return
}
post := list.Posts[list.Order[0]]
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, post.ChannelId, c.Session.UserId)
if !c.HasPermissionsToChannel(cchan, "getPostById") {
return
}
if HandleEtag(list.Etag(), w, r) {
return
}
w.Header().Set(model.HEADER_ETAG_SERVER, list.Etag())
w.Write([]byte(list.ToJson()))
}
}
func deletePost(c *Context, w http.ResponseWriter, r *http.Request) {
params := mux.Vars(r)
channelId := params["id"]
if len(channelId) != 26 {
c.SetInvalidParam("deletePost", "channelId")
return
}
postId := params["post_id"]
if len(postId) != 26 {
c.SetInvalidParam("deletePost", "postId")
return
}
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, channelId, c.Session.UserId)
pchan := Srv.Store.Post().Get(c.T, postId)
if result := <-pchan; result.Err != nil {
c.Err = result.Err
return
} else {
post := result.Data.(*model.PostList).Posts[postId]
if !c.HasPermissionsToChannel(cchan, "deletePost") && !c.IsTeamAdmin() {
return
}
if post == nil {
c.SetInvalidParam("deletePost", "postId")
return
}
if post.ChannelId != channelId {
c.Err = model.NewAppError("deletePost", "You do not have the appropriate permissions", "")
c.Err.StatusCode = http.StatusForbidden
return
}
if post.UserId != c.Session.UserId && !c.IsTeamAdmin() {
c.Err = model.NewAppError("deletePost", "You do not have the appropriate permissions", "")
c.Err.StatusCode = http.StatusForbidden
return
}
if dresult := <-Srv.Store.Post().Delete(c.T, postId, model.GetMillis()); dresult.Err != nil {
c.Err = dresult.Err
return
}
message := model.NewMessage(c.Session.TeamId, post.ChannelId, c.Session.UserId, model.ACTION_POST_DELETED)
message.Add("post", post.ToJson())
PublishAndForget(message)
result := make(map[string]string)
result["id"] = postId
w.Write([]byte(model.MapToJson(result)))
}
}
func getPostsBefore(c *Context, w http.ResponseWriter, r *http.Request) {
getPostsBeforeOrAfter(c, w, r, true)
}
func getPostsAfter(c *Context, w http.ResponseWriter, r *http.Request) {
getPostsBeforeOrAfter(c, w, r, false)
}
func getPostsBeforeOrAfter(c *Context, w http.ResponseWriter, r *http.Request, before bool) {
params := mux.Vars(r)
id := params["id"]
if len(id) != 26 {
c.SetInvalidParam("getPostsBeforeOrAfter", "channelId")
return
}
postId := params["post_id"]
if len(postId) != 26 {
c.SetInvalidParam("getPostsBeforeOrAfter", "postId")
return
}
numPosts, err := strconv.Atoi(params["num_posts"])
if err != nil || numPosts <= 0 {
c.SetInvalidParam("getPostsBeforeOrAfter", "numPosts")
return
}
offset, err := strconv.Atoi(params["offset"])
if err != nil || offset < 0 {
c.SetInvalidParam("getPostsBeforeOrAfter", "offset")
return
}
cchan := Srv.Store.Channel().CheckPermissionsTo(c.T, c.Session.TeamId, id, c.Session.UserId)
// We can do better than this etag in this situation
etagChan := Srv.Store.Post().GetEtag(c.T, id)
if !c.HasPermissionsToChannel(cchan, "getPostsBeforeOrAfter") {
return
}
etag := (<-etagChan).Data.(string)
if HandleEtag(etag, w, r) {
return
}
var pchan store.StoreChannel
if before {
pchan = Srv.Store.Post().GetPostsBefore(c.T, id, postId, numPosts, offset)
} else {
pchan = Srv.Store.Post().GetPostsAfter(c.T, id, postId, numPosts, offset)
}
if result := <-pchan; result.Err != nil {
c.Err = result.Err
return
} else {
list := result.Data.(*model.PostList)
w.Header().Set(model.HEADER_ETAG_SERVER, etag)
w.Write([]byte(list.ToJson()))
}
}
func searchPosts(c *Context, w http.ResponseWriter, r *http.Request) {
terms := r.FormValue("terms")
if len(terms) == 0 {
c.SetInvalidParam("search", "terms")
return
}
paramsList := model.ParseSearchParams(terms)
channels := []store.StoreChannel{}
for _, params := range paramsList {
// don't allow users to search for everything
if params.Terms != "*" {
channels = append(channels, Srv.Store.Post().Search(c.T, c.Session.TeamId, c.Session.UserId, params))
}
}
posts := &model.PostList{}
for _, channel := range channels {
if result := <-channel; result.Err != nil {
c.Err = result.Err
return
} else {
data := result.Data.(*model.PostList)
posts.Extend(data)
}
}
w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
w.Header().Set("Expires", "0")
w.Write([]byte(posts.ToJson()))
}
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