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// Copyright (c) 2017 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package api4
import (
"net/http"
l4g "github.com/alecthomas/log4go"
"github.com/mattermost/platform/app"
"github.com/mattermost/platform/model"
"github.com/mattermost/platform/utils"
)
func InitPost() {
l4g.Debug(utils.T("api.post.init.debug"))
BaseRoutes.Posts.Handle("", ApiSessionRequired(createPost)).Methods("POST")
BaseRoutes.Post.Handle("", ApiSessionRequired(getPost)).Methods("GET")
BaseRoutes.Post.Handle("/thread", ApiSessionRequired(getPostThread)).Methods("GET")
BaseRoutes.PostsForChannel.Handle("", ApiSessionRequired(getPostsForChannel)).Methods("GET")
}
func createPost(c *Context, w http.ResponseWriter, r *http.Request) {
post := model.PostFromJson(r.Body)
if post == nil {
c.SetInvalidParam("post")
return
}
post.UserId = c.Session.UserId
if !app.SessionHasPermissionToChannel(c.Session, post.ChannelId, model.PERMISSION_CREATE_POST) {
c.SetPermissionError(model.PERMISSION_CREATE_POST)
return
}
if post.CreateAt != 0 && !app.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
post.CreateAt = 0
}
rp, err := app.CreatePostAsUser(post)
if err != nil {
c.Err = err
return
}
w.Write([]byte(rp.ToJson()))
}
func getPostsForChannel(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireChannelId()
if c.Err != nil {
return
}
if !app.SessionHasPermissionToChannel(c.Session, c.Params.ChannelId, model.PERMISSION_READ_CHANNEL) {
c.SetPermissionError(model.PERMISSION_READ_CHANNEL)
return
}
etag := app.GetPostsEtag(c.Params.ChannelId)
if HandleEtag(etag, "Get Posts", w, r) {
return
}
if list, err := app.GetPostsPage(c.Params.ChannelId, c.Params.Page, c.Params.PerPage); err != nil {
c.Err = err
return
} else {
w.Header().Set(model.HEADER_ETAG_SERVER, etag)
w.Write([]byte(list.ToJson()))
}
}
func getPost(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequirePostId()
if c.Err != nil {
return
}
if !app.SessionHasPermissionToChannelByPost(c.Session, c.Params.PostId, model.PERMISSION_READ_CHANNEL) {
c.SetPermissionError(model.PERMISSION_READ_CHANNEL)
return
}
if post, err := app.GetSinglePost(c.Params.PostId); err != nil {
c.Err = err
return
} else if HandleEtag(post.Etag(), "Get Post", w, r) {
return
} else {
w.Header().Set(model.HEADER_ETAG_SERVER, post.Etag())
w.Write([]byte(post.ToJson()))
}
}
func getPostThread(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequirePostId()
if c.Err != nil {
return
}
if !app.SessionHasPermissionToChannelByPost(c.Session, c.Params.PostId, model.PERMISSION_READ_CHANNEL) {
c.SetPermissionError(model.PERMISSION_READ_CHANNEL)
return
}
if list, err := app.GetPostThread(c.Params.PostId); err != nil {
c.Err = err
return
} else if HandleEtag(list.Etag(), "Get Post Thread", w, r) {
return
} else {
w.Header().Set(model.HEADER_ETAG_SERVER, list.Etag())
w.Write([]byte(list.ToJson()))
}
}
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