Enhancement - add

- Modified Record::get* methods to be const.
- Implemented TDB2::add.
- Renamed Task::valid to Task::validate.
- Implemented Task::setEntry to default creation time.
- Fixed bug where TDB2 was opening files "rw" instead of "r+".

src/Task.cpp

@@ -95,6 +95,14 @@ std::string Task::statusToText (Task::status s)
   return "pending";
 }
 
+////////////////////////////////////////////////////////////////////////////////
+void Task::setEntry ()
+{
+  char entryTime[16];
+  sprintf (entryTime, "%u", (unsigned int) time (NULL));
+  set ("entry", entryTime);
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 Task::status Task::getStatus ()
 {
@@ -102,7 +110,7 @@ Task::status Task::getStatus ()
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-void Task::setSatus (Task::status status)
+void Task::setStatus (Task::status status)
 {
   set ("status", statusToText (status));
 }
@@ -422,12 +430,14 @@ void Task::removeTag (const std::string& tag)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-bool Task::valid () const
+void Task::validate () const
 {
   // TODO Verify until > due
   // TODO Verify entry < until, due, start, end
   // TODO If name == "recur", then Duration::valid (value).
-  return true;
+
+  if (get ("description") == "")
+    throw std::string ("Cannot add a task that is blank, or contains <CR> or <LF> characters.");
 }
 
 ////////////////////////////////////////////////////////////////////////////////