func handleViewStagingRecomms(resp http.ResponseWriter, req *http.Request) {
user_id, _ := public.GetSessionUserId(req)
stagingDb := public.GetNewStagingDatabase()
defer stagingDb.Session.Close()
recomms := stagingDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
q := recomms.Find(bson.M{
"recommender": user_id,
})
var result []public.RecommView
recomm_item := db.RecommEntity{}
it := q.Iter()
for it.Next(&recomm_item) {
signed_url := ""
if client, err := storage.GetNewStorageClient(); err == nil {
expireTime := time.Now().Add(time.Duration(1) * time.Hour) //an hour
signed_url, _ = client.GetNewSignedURL(string(recomm_item.Attachment), expireTime)
}
result = append(result, public.RecommView{
Hash: recomm_item.Hash,
ApplyUser: recomm_item.ApplyUser,
Topic: recomm_item.Topic,
LastModified: recomm_item.LastModified,
Content: recomm_item.Content,
Attachment: signed_url,
})
}
public.ResponseOkAsJson(resp, &result)
}
func removeStagingRecomm(resp http.ResponseWriter, req *http.Request) {
user_id, _ := public.GetSessionUserId(req)
vars := mux.Vars(req)
hash := vars["hash"]
stagingDb := public.GetNewStagingDatabase()
defer stagingDb.Session.Close()
recomm := stagingDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
q := recomm.Find(bson.M{
"hash": hash,
"recommender": user_id,
})
recomm_result := db.RecommEntity{}
if e := q.One(&recomm_result); e != nil {
public.ResponseStatusAsJson(resp, 404, &public.SimpleResult{
Message: "No such recomm entry",
})
return
}
if e := recomm.RemoveId(recomm_result.Id); e != nil {
public.LogE.Printf("Remove recomm entity failed: %s\n", e.Error())
public.ResponseStatusAsJson(resp, 500, &public.SimpleResult{
Message: "Remove recomm failed",
})
} else {
public.ResponseOkAsJson(resp, nil)
}
}
func handleSubmitRecomm(resp http.ResponseWriter, req *http.Request) {
user_id, _ := public.GetSessionUserId(req)
user_perm, _ := public.GetSessionUserPermission(req)
vars := mux.Vars(req)
hash_str := vars["hash"]
stagingDb := public.GetNewStagingDatabase()
defer stagingDb.Session.Close()
staging_recomm := stagingDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
q := staging_recomm.Find(bson.M{
"hash": hash_str,
})
recomm_result := db.RecommEntity{}
if e := q.One(&recomm_result); e != nil {
public.ResponseStatusAsJson(resp, 404, &public.SimpleResult{
Message: "No such recomm entity",
})
return
}
// Permission check
if recomm_result.Recommender != user_id && user_perm != public.USER_PERMISSION_GM {
public.ResponseStatusAsJson(resp, 403, nil)
return
}
// Migrate from staging db to application db
staging_recomm.RemoveId(recomm_result.Id)
appDb := public.GetNewApplicationDatabase()
defer appDb.Session.Close()
recomm := appDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
new_recomm := recomm_result
new_recomm.Id = bson.NewObjectId()
new_recomm.LastModified = time.Now()
if e := recomm.Insert(new_recomm); e != nil {
public.LogE.Printf("Error migrating recomm from staging db to application db: %s\n", e.Error())
public.ResponseStatusAsJson(resp, 500, &public.SimpleResult{
Message: "Submit failed",
})
}
}
func getUserRecomms(resp http.ResponseWriter, req *http.Request) {
user_id, _ := public.GetSessionUserId(req)
appDb := public.GetNewApplicationDatabase()
defer appDb.Session.Close()
forms := appDb.C(public.APPLICATION_DB_FORM_COLLECTION)
q := forms.Find(bson.M{"ownerid": user_id}).Sort("-timestamp")
it := q.Iter()
form := db.ApplicationForm{}
var recommList []public.RecommResult
topicMap := make(map[public.TopicId]bool)
for it.Next(&form) {
if _, exist := topicMap[form.Topic]; exist {
//Skip
continue
}
recomm := appDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
for _, h := range form.Recommendations {
//Transform recommendation from hash to structures
q := recomm.Find(bson.M{
"hash": h,
})
if n, e := q.Count(); e == nil && n > 0 {
r := db.Recomm{}
if e := q.One(&r); e == nil {
r := public.RecommResult{
Recommender: r.Recommender,
ApplyUser: r.ApplyUser,
Done: r.Submitted,
Hash: h,
}
recommList = append(recommList, r)
}
}
}
topicMap[form.Topic] = true
}
public.ResponseOkAsJson(resp, &recommList)
}
func editStagingRecomm(resp http.ResponseWriter, req *http.Request) {
user_id, _ := public.GetSessionUserId(req)
vars := mux.Vars(req)
hash := vars["hash"]
stagingDb := public.GetNewStagingDatabase()
defer stagingDb.Session.Close()
recomm := stagingDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
q := recomm.Find(bson.M{
"hash": hash,
"recommender": user_id,
})
recomm_result := db.RecommEntity{}
if e := q.One(&recomm_result); e != nil {
public.ResponseStatusAsJson(resp, 404, &public.SimpleResult{
Message: "No such recomm entry",
})
return
}
content := req.FormValue("content")
attachment := req.FormValue("attachment")
if len(content) > 0 {
recomm_result.Content = content
recomm_result.LastModified = time.Now()
}
if len(attachment) > 0 {
recomm_result.Attachment = public.FileStoragePath(attachment)
recomm_result.LastModified = time.Now()
}
if e := recomm.UpdateId(recomm_result.Id, &recomm_result); e != nil {
public.LogE.Printf("Update recomm entity failed: %s\n", e.Error())
public.ResponseStatusAsJson(resp, 500, &public.SimpleResult{
Message: "Update recomm failed",
})
} else {
public.ResponseOkAsJson(resp, nil)
}
}
func handleViewRecomm(resp http.ResponseWriter, req *http.Request) {
user_id, _ := public.GetSessionUserId(req)
user_perm, _ := public.GetSessionUserPermission(req)
vars := mux.Vars(req)
hash_str := vars["hash"]
appDb := public.GetNewApplicationDatabase()
defer appDb.Session.Close()
recomm := appDb.C(public.APPLICATION_DB_RECOMM_COLLECTION)
q := recomm.Find(bson.M{
"hash": hash_str,
})
recomm_result := db.RecommEntity{}
if e := q.One(&recomm_result); e != nil {
public.ResponseStatusAsJson(resp, 404, &public.SimpleResult{
Message: "No such recomm entity",
})
return
}
// Permission check
if recomm_result.Recommender != user_id && user_perm != public.USER_PERMISSION_GM {
public.ResponseStatusAsJson(resp, 403, nil)
return
}
signed_url := ""
if client, err := storage.GetNewStorageClient(); err == nil {
expireTime := time.Now().Add(time.Duration(1) * time.Hour) //an hour
signed_url, _ = client.GetNewSignedURL(string(recomm_result.Attachment), expireTime)
}
public.ResponseOkAsJson(resp, &public.RecommView{
Hash: recomm_result.Hash,
ApplyUser: recomm_result.ApplyUser,
Topic: recomm_result.Topic,
LastModified: recomm_result.LastModified,
Content: recomm_result.Content,
Attachment: signed_url,
})
}
func handleRecommDoorBell(resp http.ResponseWriter, req *http.Request) {
_, user_err := public.GetSessionUserId(req)
if user_err != nil {
public.ResponseStatusAsJson(resp, 403, nil)
return
}
user_perm, _ := public.GetSessionUserPermission(req)
if !user_perm.ContainsPermission(public.USER_PERMISSION_RECOMM) {
public.ResponseStatusAsJson(resp, 403, &public.SimpleResult{
Message: "Not Recommender",
})
return
}
public.ResponseOkAsJson(resp, &public.SimpleResult{
Message: "Ok",
})
}
func handleUserProfile(resp http.ResponseWriter, req *http.Request) {
userId, _ := public.GetSessionUserId(req)
userDb := public.GetNewUserDatabase()
defer userDb.Session.Close()
profile := userDb.C(USER_DB_PROFILE_COLLECTION)
q := profile.FindId(userId)
if c, err := q.Count(); c == 0 || err != nil {
r := public.SimpleResult{
Message: "Error",
Description: "User Not Found",
}
public.ResponseStatusAsJson(resp, 500, &r)
} else {
user := db.User{}
q.One(&user)
r := public.UserProfile{
Email: user.Email,
Username: user.Username,
FormalId: user.FormalId,
}
if client, err := storage.GetNewStorageClient(); err == nil && len(user.Thumbnail) > 0 {
defer client.Close()
expire := time.Now().Add(time.Duration(12) * time.Hour)
if r.Thumbnail, err = client.GetNewSignedURL(user.Thumbnail, expire); err != nil {
r.Thumbnail = ""
}
}
public.ResponseOkAsJson(resp, &r)
}
}
func handleFormView(resp http.ResponseWriter, req *http.Request) {
userId, _ := public.GetSessionUserId(req)
appDb := public.GetNewApplicationDatabase()
defer appDb.Session.Close()
forms := appDb.C(public.APPLICATION_DB_FORM_COLLECTION)
q := forms.Find(bson.M{
"ownerid": userId,
})
if _, e := q.Count(); e != nil {
public.LogE.Println("Query user form error: " + e.Error())
public.ResponseStatusAsJson(resp, 500, &public.SimpleResult{
Message: "Error",
})
} else {
var formResults []exportApplication
form := db.ApplicationForm{}
it := q.Iter()
for it.Next(&form) {
exportForm := exportApplication{}
(&exportForm).fromDbApplication(&form, false)
formResults = append(formResults, exportForm)
}
public.ResponseOkAsJson(resp, formResults)
/*
if client, err := storage.GetNewStorageClient(); err == nil {
defer client.Close()
var formResults []db.ApplicationForm
form := db.ApplicationForm{}
it := q.Iter()
expireTime := time.Now().Add(time.Duration(1) * time.Hour) //an hour
for it.Next(&form) {
form.Id = bson.ObjectId("")
form.OwnerId = bson.ObjectId("")
//Handle the file objects
if obj,e := client.GetNewSignedURL(form.ResearchPlan, expireTime); e == nil {
form.ResearchPlan = obj
}else{
public.LogE.Println("Get object error: " + e.Error())
}
if obj,e := client.GetNewSignedURL(form.Transcript, expireTime); e == nil {
form.Transcript = obj
}else{
public.LogE.Println("Get object error: " + e.Error())
}
if len(form.Others) > 0 {
if obj,e := client.GetNewSignedURL(form.Others, expireTime); e == nil {
form.Others = obj
}else{
public.LogE.Println("Get object error: " + e.Error())
}
}
formResults = append(formResults, form)
}
public.ResponseOkAsJson(resp, formResults)
}else{
public.LogE.Println("Error getting storage client: " + err.Error())
public.ResponseStatusAsJson(resp, 500, &public.SimpleResult{
Message: "Error",
})
}
*/
}
}
func handleFormSubmit(resp http.ResponseWriter, req *http.Request) {
ownerId, _ := public.GetSessionUserId(req)
form := db.ApplicationForm{
OwnerId: ownerId,
Timestamp: time.Now(),
Name: req.FormValue("name"),
School: req.FormValue("school"),
Department: req.FormValue("department"),
Email: req.FormValue("email"),
Phone: req.FormValue("phoneNumber"),
Address: req.FormValue("address"),
FormalId: req.FormValue("formalId"), //TODO: Verify
Teacher: req.FormValue("teacher"),
ResearchArea: req.FormValue("researchArea"),
RelatedSkills: req.FormValue("relatedSkills"),
ResearchPlan: req.FormValue("researchPlan"),
Transcript: req.FormValue("transcript"),
Others: req.FormValue("others"),
}
if topic, err := parseTopic(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.Topic = public.TopicId(topic)
}
if grade, err := parseSchoolGrade(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.SchoolGrade = grade
}
if birthday, err := parseBirthday(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.Birthday = birthday
}
if classes, err := parseStudiedClasses(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.ClassHistories = classes
}
if languages, err := parseLanguageAbility(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.LangAbilities = languages
}
if average, ranking, err := parseAcademicGrades(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.AcademicGrade = db.AcademicGrade{
Average: average,
Rank: ranking,
}
}
if letters, err := parseRecommendationLetters(req); err != nil {
public.LogE.Println(err.Error())
public.ResponseStatusAsJson(resp, 400, &public.SimpleResult{
Message: "Error",
Description: "Wrong form format",
})
return
} else {
form.Recommendations = handleRecommendationLetters(letters, form.Name, form.Email)
}
appDb := public.GetNewApplicationDatabase()
defer appDb.Session.Close()
forms := appDb.C(public.APPLICATION_DB_FORM_COLLECTION)
if err := forms.Insert(&form); err != nil {
public.LogE.Printf("Insert new form error: " + err.Error())
public.ResponseStatusAsJson(resp, 500, &public.SimpleResult{
Message: "Error",
Description: "Add Form Error",
})
} else {
public.ResponseOkAsJson(resp, &public.SimpleResult{
Message: "Success",
})
}
}
func handleLogin(resp http.ResponseWriter, req *http.Request) {
email := public.EmailFilter(req.FormValue("email"))
password := req.FormValue("password")
if len(email) <= 0 || len(password) <= 0 {
r := public.SimpleResult{
Message: "Error",
Description: "Incorrect email or password",
}
public.ResponseStatusAsJson(resp, 403, &r)
return
}
//Check login status
if _, err := public.GetSessionUserId(req); err == nil {
r := public.SimpleResult{
Message: "Already Login",
Description: email,
}
public.ResponseOkAsJson(resp, &r)
return
}
userDb := public.GetNewUserDatabase()
defer userDb.Session.Close()
profiles := userDb.C(USER_DB_PROFILE_COLLECTION)
q := profiles.Find(bson.M{"email": email})
user := db.User{}
if q.One(&user) == nil {
//Check password
if bcrypt.CompareHashAndPassword([]byte(user.AuthInfo.BcyptHash), []byte(password)) != nil {
r := public.SimpleResult{
Message: "Error",
Description: "Incorrect email or password",
}
public.ResponseStatusAsJson(resp, 403, &r)
return
}
if err := public.SetUserSessionValue(req, resp, public.USER_ID_SESSION_KEY, user.Id.Hex()); err != nil {
public.LogE.Printf("Error setting session user id: %s\n", err.Error())
}
if err := public.SetUserSessionValue(req, resp, public.USER_PERMISSION_SESSION_KEY, user.Permission); err != nil {
public.LogE.Printf("Error setting session user permission: %s\n", err.Error())
}
r := public.SimpleResult{
Message: "Login Successed",
Description: email,
}
public.ResponseOkAsJson(resp, &r)
} else {
r := public.SimpleResult{
Message: "Error",
Description: "Incorrect email or password",
}
public.ResponseStatusAsJson(resp, 403, &r)
return
}
}
