--- capa/capa51/GUITools/scorer.tcl	2000/02/22 18:10:27	1.12
+++ capa/capa51/GUITools/scorer.tcl	2000/08/07 20:47:29	1.15
@@ -1,3 +1,26 @@
+# automated scoring of bubble sheets
+#  Copyright (C) 1992-2000 Michigan State University
+#
+#  The CAPA system is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License as
+#  published by the Free Software Foundation; either version 2 of the
+#  License, or (at your option) any later version.
+#
+#  The CAPA system is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#  General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public
+#  License along with the CAPA system; see the file COPYING.  If not,
+#  write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+#  Boston, MA 02111-1307, USA.
+#
+#  As a special exception, you have permission to link this program
+#  with the TtH/TtM library and distribute executables, as long as you
+#  follow the requirements of the GNU GPL in regard to all of the
+#  software in the executable aside from TtH/TtM.
+
 ###########################################################
 # scorer.output.num file looks like this
 # classname setNum numQuest flags questiondescriptor
@@ -26,6 +49,11 @@ proc scorerMessage { num mesg {tag norma
 proc scorerError { num errorCode args } {
     global gScorer
     switch $errorCode {
+	INVALID_CAPAID {
+	    lappend gScorer(errortype.$num) $errorCode
+	    lappend gScorer(errors.$num) [lindex $args 0]
+	    scorerMessage $num "Student [lindex $args 1]'s paper had an unknown CapaID" error
+	}
 	LOTS_OF_ANON_MODE_MATCHES {
 	    lappend gScorer(errortype.$num) $errorCode
 	    lappend gScorer(errors.$num) [lindex $args 0]
@@ -1038,9 +1066,14 @@ proc handleStudent { num answerStructVar
 	    scorerError $num LOTS_OF_ANON_MODE_MATCHES "$answerStruct(orignalLine)" \
 		$answerStruct(StudentNumber)
 	    return 0
+	} else {
+	    if { [llength $answerStruct(questionPID)] == 0 } {
+		scorerError $num INVALID_CAPAID "$answerStruct(orignalLine)" \
+		    $answerStruct(StudentNumber)
+		return 0
+	    }
 	}
     }
-
     set answerStruct(Name) "$answerStruct(LastName) $answerStruct(FirstName) $answerStruct(MiddleInitial)"
 
     scorerMessage $num "Getting Possible Answers for $answerStruct(StudentNumber), paper#  $answerStruct(SerialNumber). . ."