Be able to list users submisions

- Closes: #45

lib/database/database.go

@@ -31,11 +31,12 @@ type DB interface {
 	IncDownloads(ID string) error
 	GetDownloadCounter(ID string) (int, error)
 	GetFrontPage() FrontPage
-	AddSubmission(submission Submission) (id int, err error)
+	AddSubmission(submission Submission, userName string) (id int, err error)
 	UpdateSubmission(id int, status string, book *Book) error
 	UpdateSubmissionByBook(bookID string, status string, book *Book) error
 	UpdateSubmissionComment(submissionID, bookID, comment string) error
 	GetSubmission(submissionID string) (submission []Submission, err error)
+	GetUserSubmissions(userName string) (submission []Submission, err error)
 	GetComment(bookID string) (string, error)
 
 	BookLister
@@ -228,12 +229,17 @@ CREATE INDEX IF NOT EXISTS visits_book_id_idx on visits(book_id);
 -- Submissions indexes
 CREATE INDEX IF NOT EXISTS submissions_id_idx on submissions(submission_id);
 CREATE INDEX IF NOT EXISTS submissions_book_idx on submissions(book_id);
+CREATE INDEX IF NOT EXISTS submissions_user_idx on submissions(user_id);
 
 -- Submissions constraint
 ALTER TABLE ONLY submissions
     DROP CONSTRAINT IF EXISTS submissions_book_id_fkey;
 ALTER TABLE ONLY submissions
     ADD CONSTRAINT submissions_book_id_fkey FOREIGN KEY (book_id) REFERENCES books(id) ON DELETE SET NULL;
+ALTER TABLE ONLY submissions
+    DROP CONSTRAINT IF EXISTS submissions_user_id_fkey;
+ALTER TABLE ONLY submissions
+    ADD CONSTRAINT submissions_user_id_fkey FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL;
 
 -- BookLists indexes
 CREATE INDEX IF NOT EXISTS book_lists_list_id_idx on book_lists(list_id);

lib/database/ro.go

@@ -101,7 +101,7 @@ func (db *roDB) GetFrontPage() FrontPage {
 	return db.db.GetFrontPage()
 }
 
-func (db *roDB) AddSubmission(submission Submission) (id int, err error) {
+func (db *roDB) AddSubmission(submission Submission, userName string) (id int, err error) {
 	return 0, errors.New("RO database")
 }
 
@@ -125,6 +125,10 @@ func (db *roDB) GetSubmission(submissionID string) (submission []Submission, err
 	return db.db.GetSubmission(submissionID)
 }
 
+func (db *roDB) GetUserSubmissions(userName string) (submission []Submission, err error) {
+	return db.db.GetUserSubmissions(userName)
+}
+
 func (db *roDB) NewBookList(listID, title, username string, description []string) error {
 	return errors.New("RO database")
 }

lib/database/submissions.go

@@ -1,16 +1,26 @@
 package database
 
+// TODO: clean up old submissions
+
 type Submission struct {
 	ID           int    `sql:"type:serial"`
 	SubmissionID string `sql:"type:varchar(16)"`
 	Filename     string
 	Status       string
 	Comment      string
+	UserID       int `sql:"type:integer,unique"`
+	User         *User
 	BookID       string `sql:"type:varchar(16),unique"`
 	Book         *Book
 }
 
-func (db *pgDB) AddSubmission(submission Submission) (id int, err error) {
+func (db *pgDB) AddSubmission(submission Submission, userName string) (id int, err error) {
+	if userName != "" {
+		user, err := db.getUser(userName)
+		if err == nil {
+			submission.UserID = user.ID
+		}
+	}
 	err = db.sql.Insert(&submission)
 	return submission.ID, err
 }
@@ -61,6 +71,15 @@ func (db *pgDB) GetSubmission(submissionID string) (submission []Submission, err
 	return
 }
 
+func (db *pgDB) GetUserSubmissions(userName string) (submission []Submission, err error) {
+	err = db.sql.Model(&submission).
+		Column("Book", "User").
+		Where("username = ?", userName).
+		Order("id DESC").
+		Select()
+	return
+}
+
 func extractID(book *Book) interface{} {
 	if book == nil {
 		return nil