// PostSubmission creates a new submission.
func PostSubmission(ctx context.Context, w http.ResponseWriter, r *http.Request) (status int, err error) {
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
if r.Method != "POST" {
return http.StatusMethodNotAllowed, nil
}
resultKey, err := datastore.DecodeKey(mux.Vars(r)["resultKey"])
if !util.HasParent(p.UserKey, resultKey) {
return http.StatusBadRequest, errors.New("cannot submit answer for other users")
}
taskKey, err := datastore.DecodeKey(mux.Vars(r)["taskKey"])
// Note: When more task kinds are added, see controllers.CreateFinalResult.
switch taskKey.Kind() {
case model.CodeTaskKind:
return runner.HandleCodeSubmission(ctx, w, r, resultKey, taskKey)
// TODO(victorbalan, flowlo): Use correct kind when possible.
case "QuestionTask":
return http.StatusInternalServerError, errors.New("question submissions are not yet implemented")
default:
return http.StatusBadRequest, errors.New("Unknown submission kind.")
}
}
func GetResult(ctx context.Context, w http.ResponseWriter, r *http.Request) (int, error) {
if !util.CheckMethod(r, "GET") {
return http.StatusMethodNotAllowed, nil
}
resultKey, err := datastore.DecodeKey(mux.Vars(r)["resultKey"])
if err != nil {
return http.StatusBadRequest, err
}
var result model.Result
if err := datastore.Get(ctx, resultKey, &result); err != nil {
return http.StatusInternalServerError, nil
}
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
if p.UserKey.Parent() != nil {
json.NewEncoder(w).Encode(result.Key(resultKey))
return http.StatusOK, nil
}
if !util.HasParent(resultKey, p.UserKey) {
return http.StatusUnauthorized, nil
}
return createFinalResult(ctx, w, resultKey, result)
}
func GetResult(ctx context.Context, w http.ResponseWriter, r *http.Request) (int, error) {
if r.Method != "GET" {
return http.StatusMethodNotAllowed, nil
}
resultKey, err := datastore.DecodeKey(mux.Vars(r)["resultKey"])
if err != nil {
return http.StatusBadRequest, err
}
var result model.Result
if err := datastore.Get(ctx, resultKey, &result); err != nil {
return http.StatusInternalServerError, nil
}
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
var u model.User
if err = datastore.Get(ctx, p.User, &u); err != nil {
return http.StatusInternalServerError, nil
}
if u.Company == nil && !util.HasParent(p.User, resultKey) {
return http.StatusUnauthorized, nil
}
if result.Finished.Equal(time.Time{}) {
if util.HasParent(p.User, resultKey) {
return createFinalResult(ctx, w, *result.Key(resultKey))
}
var challenge model.Challenge
if err := datastore.Get(ctx, result.Challenge, &challenge); err != nil {
return http.StatusInternalServerError, err
}
if u.Company != nil && result.Started.Add(challenge.Duration).Before(time.Now()) {
return createFinalResult(ctx, w, *result.Key(resultKey))
}
}
json.NewEncoder(w).Encode(result.Key(resultKey))
return http.StatusOK, nil
}
// FinalSubmission makes the last submission final.
func FinalSubmission(ctx context.Context, w http.ResponseWriter, r *http.Request) (status int, err error) {
if r.Method != "POST" {
return http.StatusMethodNotAllowed, nil
}
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
var resultKey *datastore.Key
if resultKey, err = datastore.DecodeKey(mux.Vars(r)["resultKey"]); err != nil {
return http.StatusInternalServerError, err
}
if !util.HasParent(p.User, resultKey) {
return http.StatusBadRequest, errors.New("cannot submit answer for other users")
}
var index int
if index, err = strconv.Atoi(mux.Vars(r)["index"]); err != nil {
return http.StatusInternalServerError, err
}
if len(r.URL.Query()["submissionKey"]) == 0 {
return http.StatusOK, nil
}
var submissionKey *datastore.Key
if submissionKey, err = datastore.DecodeKey(r.URL.Query()["submissionKey"][0]); err != nil {
return http.StatusInternalServerError, err
}
var result model.Result
if err = datastore.Get(ctx, resultKey, &result); err != nil {
return http.StatusInternalServerError, err
}
result.FinalSubmissions[index] = submissionKey
if _, err = result.Put(ctx, resultKey); err != nil {
return http.StatusInternalServerError, err
}
w.Write([]byte("OK"))
return
}
// PostSubmission creates a new submission.
func PostSubmission(ctx context.Context, w http.ResponseWriter, r *http.Request) (status int, err error) {
if r.Method != "POST" {
return http.StatusMethodNotAllowed, nil
}
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
mediaType, _, err := mime.ParseMediaType(r.Header.Get("Content-Type"))
if err != nil {
return http.StatusBadRequest, err
}
if !strings.HasPrefix(mediaType, "multipart/") {
return http.StatusUnsupportedMediaType, nil
}
resultKey, err := datastore.DecodeKey(mux.Vars(r)["resultKey"])
if err != nil {
return http.StatusNotFound, err
}
if !util.HasParent(p.User, resultKey) {
return http.StatusBadRequest, errors.New("cannot submit answer for other users")
}
taskKey, err := datastore.DecodeKey(mux.Vars(r)["taskKey"])
if err != nil {
return http.StatusNotFound, err
}
if err := r.ParseMultipartForm(16 << 20); err != nil {
return http.StatusBadRequest, err
}
files, ok := r.MultipartForm.File["files"]
if !ok {
return http.StatusBadRequest, errors.New("missing files")
}
var task model.Task
if err = datastore.Get(ctx, taskKey, &task); err != nil {
return http.StatusNotFound, err
}
// Furthermore, the name of the GCS object is derived from the of the
// encapsulating Submission. To avoid race conditions, allocate an ID.
low, _, err := datastore.AllocateIDs(ctx, model.SubmissionKind, resultKey, 1)
if err != nil {
return http.StatusInternalServerError, err
}
submissionKey := datastore.NewKey(ctx, model.SubmissionKind, "", low, resultKey)
storedCode := model.StoredObject{
Bucket: util.SubmissionBucket(),
Name: nameObject(submissionKey) + "/Code/",
}
submission := model.Submission{
Task: taskKey,
Time: time.Now(),
Language: detectLanguage(files),
Code: storedCode,
}
if _, err = datastore.Put(ctx, submissionKey, &submission); err != nil {
return http.StatusInternalServerError, err
}
var tests model.Tests
testKeys, err := model.NewQueryForTest().
Ancestor(taskKey).
GetAll(ctx, &tests)
if err != nil {
return http.StatusInternalServerError, err
}
prrs, pwrs := multiPipe(len(tests))
go maketar(pwrs, files)
for i, t := range tests {
go func(i int, t model.Test) {
if err := test.Tester(t.Tester).Call(ctx, *t.Key(testKeys[i]), *submission.Key(submissionKey), prrs[i]); err != nil {
log.Warningf(ctx, "%s", err)
}
}(i, t)
}
if err := upload(util.CloudContext(ctx), storedCode.Bucket, storedCode.Name, files); err != nil {
return http.StatusInternalServerError, err
}
return http.StatusOK, nil
}
// TaskByKey loads a task by key.
func TaskByKey(ctx context.Context, w http.ResponseWriter, r *http.Request) (status int, err error) {
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
if r.Method != "GET" {
return http.StatusMethodNotAllowed, nil
}
taskKey, err := datastore.DecodeKey(mux.Vars(r)["key"])
if err != nil {
return http.StatusInternalServerError, err
}
var u model.User
if err = datastore.Get(ctx, p.User, &u); err != nil {
return http.StatusInternalServerError, nil
}
if len(r.URL.Query()["result"]) > 0 {
rk, err := datastore.DecodeKey(r.URL.Query()["result"][0])
if err != nil {
return http.StatusInternalServerError, err
}
if util.HasParent(p.User, rk) {
var result model.Result
if err = datastore.Get(ctx, rk, &result); err != nil {
return http.StatusInternalServerError, err
}
var challenge model.Challenge
if err = datastore.Get(ctx, result.Challenge, &challenge); err != nil {
return http.StatusInternalServerError, err
}
emptyTime := time.Time{}
updateResult := false
for i, val := range challenge.Tasks {
if taskKey.Equal(val) {
if result.StartTimes[i].Equal(emptyTime) {
result.StartTimes[i] = time.Now()
updateResult = true
break
}
}
}
if updateResult {
if _, err = result.Put(ctx, rk); err != nil {
return http.StatusInternalServerError, err
}
}
}
}
var task model.Task
if err = datastore.Get(ctx, taskKey, &task); err != nil {
return http.StatusInternalServerError, err
}
json.NewEncoder(w).Encode(task.Key(taskKey))
return http.StatusOK, nil
}
// PostSubmission creates a new submission.
func PostSubmission(ctx context.Context, w http.ResponseWriter, r *http.Request) (status int, err error) {
if r.Method != "POST" {
return http.StatusMethodNotAllowed, nil
}
var body = struct {
Code string
Language string
}{}
if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
return http.StatusBadRequest, err
}
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
resultKey, err := datastore.DecodeKey(mux.Vars(r)["resultKey"])
if err != nil {
return http.StatusNotFound, err
}
if !util.HasParent(p.User, resultKey) {
return http.StatusBadRequest, errors.New("cannot submit answer for other users")
}
taskKey, err := datastore.DecodeKey(mux.Vars(r)["taskKey"])
if err != nil {
return http.StatusNotFound, err
}
var task model.Task
if err = datastore.Get(ctx, taskKey, &task); err != nil {
return http.StatusInternalServerError, err
}
// Furthermore, the name of the GCS object is derived from the of the
// encapsulating Submission. To avoid race conditions, allocate an ID.
low, _, err := datastore.AllocateIDs(ctx, model.SubmissionKind, resultKey, 1)
if err != nil {
return http.StatusInternalServerError, err
}
submissionKey := datastore.NewKey(ctx, model.SubmissionKind, "", low, resultKey)
submission := model.Submission{
Task: taskKey,
Time: time.Now(),
}
if body.Code != "" {
submission.Code, err = store(ctx, submissionKey, body.Code, body.Language)
if err != nil {
return http.StatusInternalServerError, err
}
submission.Language = body.Language
}
// Set the submission in stone.
if _, err = datastore.Put(ctx, submissionKey, &submission); err != nil {
return http.StatusInternalServerError, err
}
var tests model.Tests
_, err = model.NewQueryForTest().
Ancestor(taskKey).
GetAll(ctx, &tests)
if err != nil {
return http.StatusInternalServerError, err
}
for _, t := range tests {
if err := test.Tester(t.Tester).Call(ctx, t.Params, *submission.Key(submissionKey)); err != nil {
log.Warningf(ctx, "%s", err)
continue
}
}
// TODO(flowlo): Return something meaningful.
return http.StatusOK, nil
}
// TaskByKey loads a task by key.
func TaskByKey(ctx context.Context, w http.ResponseWriter, r *http.Request) (status int, err error) {
p, ok := passenger.FromContext(ctx)
if !ok {
return http.StatusUnauthorized, nil
}
if r.Method != "GET" {
return http.StatusMethodNotAllowed, nil
}
taskKey, err := datastore.DecodeKey(mux.Vars(r)["key"])
if err != nil {
return http.StatusInternalServerError, err
}
// User is a coder
if p.UserKey.Parent() == nil {
rk, err := datastore.DecodeKey(r.URL.Query()["result"][0])
if err != nil {
return http.StatusInternalServerError, err
}
if !util.HasParent(p.UserKey, rk) {
return http.StatusUnauthorized, nil
}
var result model.Result
if err = datastore.Get(ctx, rk, &result); err != nil {
return http.StatusInternalServerError, err
}
var challenge model.Challenge
if err = datastore.Get(ctx, result.Challenge, &challenge); err != nil {
return http.StatusInternalServerError, err
}
emptyTime := time.Time{}
updateResult := false
for i, val := range challenge.Tasks {
if taskKey.Equal(val) && result.StartTimes[i] == emptyTime {
result.StartTimes[i] = time.Now()
updateResult = true
break
}
}
if updateResult {
if _, err = result.Save(ctx, rk); err != nil {
return http.StatusInternalServerError, err
}
}
}
switch taskKey.Kind() {
case model.CodeTaskKind:
var task model.CodeTask
if err = datastore.Get(ctx, taskKey, &task); err != nil {
return http.StatusInternalServerError, err
}
json.NewEncoder(w).Encode(task.Key(taskKey))
return http.StatusOK, nil
default:
return http.StatusInternalServerError, errors.New("Not implemented")
}
}