/
videoHandler.go
136 lines (114 loc) · 3.06 KB
/
videoHandler.go
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package main
import (
"encoding/json"
"fmt"
"github.com/astaxie/beego/orm"
"github.com/gorilla/mux"
"github.com/lon9/bgm-server/utils"
"io"
"io/ioutil"
"net/http"
"strconv"
)
//Videoを一覧する関数order=likeでおすすめの多い順で取得
func videoIndex(w http.ResponseWriter, r *http.Request) {
w = utils.SetJSONHeader(w)
o := orm.NewOrm()
params := r.URL.Query()
page, _ := strconv.Atoi(params.Get("page"))
maxResults, _ := strconv.Atoi(params.Get("maxResults"))
order := params.Get("order")
offset := maxResults * (page - 1)
if page == 0 {
page = 0
}
if maxResults == 0 {
maxResults = 40
}
var videos Videos
var err error
//DBからデータを取ってくる
if order == "like" {
_, err = o.QueryTable("video").Limit(maxResults, offset).OrderBy("-liked").All(&videos)
} else {
_, err = o.QueryTable("video").Limit(maxResults, offset).OrderBy("id").All(&videos)
}
if err != nil {
panic(err)
}
w.WriteHeader(200)
response, err := json.Marshal(videos)
utils.CheckError(w, err)
fmt.Fprintln(w, string(response))
}
func videoUpdate(w http.ResponseWriter, r *http.Request) {
w = utils.SetJSONHeader(w)
if utils.CheckAuth(r) == false {
w.Header().Set("WWW-Authenticate", `Basic realm="MY REALM"`)
w.WriteHeader(401)
w.Write([]byte("401 Unauthorized\n"))
return
}
o := orm.NewOrm()
//パラメタからアップデートしたいvideoIdを取得
vars := mux.Vars(r)
videoID, _ := strconv.Atoi(vars["videoId"])
video := Video{Id: videoID}
//bodyからデータを取り出す。
body, err := ioutil.ReadAll(io.LimitReader(r.Body, 1048576))
checkError(w, err)
if err := r.Body.Close(); err != nil {
w.WriteHeader(400)
utils.CheckError(w, err)
panic(err)
}
var newVideo Video
//jsonをパース
if err := json.Unmarshal(body, &newVideo); err != nil {
w.WriteHeader(422)
if err := json.NewEncoder(w).Encode(err); err != nil {
panic(err)
}
panic(err)
}
if o.Read(&video) == nil {
//データがぞんざいすればアップデートする
video.VideoId = newVideo.VideoId
video.Title = newVideo.Title
video.Artist = newVideo.Artist
if _, err := o.Update(&video); err == nil {
w.WriteHeader(200)
response, err := json.Marshal(video)
utils.CheckError(w, err)
fmt.Fprintln(w, string(response))
}
}
}
func videoDelete(w http.ResponseWriter, r *http.Request) {
w = utils.SetJSONHeader(w)
if utils.CheckAuth(r) == false {
w.Header().Set("WWW-Authenticate", `Basic realm="MY REALM"`)
w.WriteHeader(401)
w.Write([]byte("401 Unauthorized\n"))
return
}
o := orm.NewOrm()
vars := mux.Vars(r)
videoID, err := strconv.Atoi(vars["videoId"])
w = utils.SetJSONHeader(w)
if err != nil {
w.WriteHeader(400)
return
}
video := Video{Id: videoID}
if _, err := o.Delete(&video); err == nil {
w.WriteHeader(204)
} else {
w.WriteHeader(404)
}
}
func videoOptions(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "GET,POST, DELETE")
w.Header().Set("Access-Control-Allow-Headers", "Authorization")
}