properly reload transmissions list, create and save transmissions

db.py

@@ -66,10 +66,27 @@ def delete_transmission(uid):
 def edit_transmission(uid, date, author, title, transmission_text, timeslots, transmission_order, play):
     command="UPDATE transmissions set date=?, author=?, title=?, transmission_text=?, timeslots=?, transmission_order=?, play=? WHERE uid=?"
     try:
-        cursor.execute(command, date, author, title, transmission_text, timeslots, transmission_order, play, uid)
+        cursor.execute(command, (date, author, title, transmission_text, timeslots, transmission_order, play, uid))
         sqliteConnection.commit()
         log.debug("Updated a transmission with uid %s (date %s, author %s)"%(uid, date, author))
     except sqlite3.Error as error:
         log.error("Couldn't create a transmission with uid %s (date %s, author %s)"%uid, (date, author))
         log.error(error)
 
+def get_transmission_data(uid):
+    data = cursor.execute("SELECT * FROM transmissions WHERE uid=?", (uid,)).fetchall()
+    if len(data) > 1:
+        log.critical("More than one record has the UID %s. Inspect the database manually!" % uid)
+        exit(2)
+    data = data[0]
+    return_data = {
+            "uid": data[0],
+            "date": data[1],
+            "author": data[2],
+            "title": data[3],
+            "message": data[4],
+            "timeslots": data[5],
+            "transmission_order": data[6],
+            "play": data[7]
+            }
+    return return_data