--- loncom/homework/inputtags.pm	2001/12/04 15:17:56	1.47
+++ loncom/homework/inputtags.pm	2002/03/08 19:55:00	1.54
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # input  definitons
 #
-# $Id: inputtags.pm,v 1.47 2001/12/04 15:17:56 albertel Exp $
+# $Id: inputtags.pm,v 1.54 2002/03/08 19:55:00 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -30,8 +30,8 @@
 package Apache::inputtags;
 use strict;
 
-sub BEGIN {
-  &Apache::lonxml::register('Apache::inputtags',('textarea','textline','datasubmission'));
+BEGIN {
+  &Apache::lonxml::register('Apache::inputtags',('textfield','textline','datasubmission'));
 }
 
 
@@ -71,7 +71,7 @@ sub end_input {
   return '';
 }
 
-sub start_textarea {
+sub start_textfield {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   my $result = "";
   my $id = &start_input($parstack,$safeeval);
@@ -89,13 +89,20 @@ sub start_textarea {
     }
     if ($oldresponse ne '') {
       #get rid of any startup text if the user has already responded
-      &Apache::lonxml::get_all_text("/textarea",$$parser[$#$parser]);
+      &Apache::lonxml::get_all_text("/textfield",$$parser[-1]);
+    }
+  }
+  if ($target eq 'grade') {
+    my $seedtext=&Apache::lonxml::get_all_text("/textfield",$$parser[-1]);
+    if ($seedtext eq $ENV{'form.HWVAL'.$Apache::inputtags::response[-1]}) {
+      # if the seed text is still there it wasn't a real submission
+      $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']}='';
     }
   }
   return $result;
 }
 
-sub end_textarea {
+sub end_textfield {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   if ($target eq 'web') {
     if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
@@ -123,8 +130,7 @@ sub start_textline {
       $result='<i>'.$oldresponse.'</i>';
     }
   } elsif ($target eq 'edit') {
-    $result=&Apache::edit::tag_start($target,$token,
-				     &Apache::lonxml::description($token));
+    $result=&Apache::edit::tag_start($target,$token);
     $result.=&Apache::edit::text_arg('Size:','size',$token,'5')."</td></tr>";
     $result.=&Apache::edit::end_table;
   } elsif ($target eq 'modified') {
@@ -179,7 +185,14 @@ sub finalizeawards {
   my $award;
   if ($#_ == '-1') { $result = "NO_RESPONSE"; }
   if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
+    my $blankcount;
+    foreach $award (@_) {
+      if ($award eq '') {
+	$result='MISSING_ANSWER';
+	$blankcount++;
+      }
+    }
+    if ($blankcount == ($#_ + 1)) { $result = 'NO_RESPONSE'; }
   }
   if ($result eq '' ) {
     foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
@@ -286,9 +299,15 @@ sub decideoutput {
 sub setgradedata {
   my ($award,$id,$previously_used) = @_;
   # if the student already has it correct, don't modify the status
-  if ( $Apache::lonhomework::history{"resource.$id.solved"} !~
+  if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER') {
+    $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
+    return '';
+  } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
        /^correct/ ) {
     #handle assignment of tries and solved status
+    if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
+      $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
+    }
     if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
       $Apache::lonhomework::results{"resource.$id.tries"} =
 	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
@@ -343,12 +362,8 @@ sub grade {
     foreach $response (@Apache::inputtags::responselist) {
       &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
       my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
-      if ( $value ne '' ) {
-	&Apache::lonxml::debug("keeping $value from $response for $id");
-	push (@awards,$value);
-      } else {
-	&Apache::lonxml::debug("skipping $value from $response for $id");
-      }
+      &Apache::lonxml::debug("keeping $value from $response for $id");
+      push (@awards,$value);
     }
     my $finalaward = &finalizeawards(@awards);
     my $previously_used;
@@ -371,6 +386,7 @@ sub gradestatus {
   my ($id) = @_;
   my $showbutton = 1;
   my $message = '';
+  my $latemessage = '';
   my $trystr='';
   my $button='';
   my $previousmsg='';
@@ -402,14 +418,18 @@ sub gradestatus {
     }
     if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
     if ( $showbutton ) { 
-      $button = '<br /><input type="submit" name="submit" value="Submit All Answers" />';
+      $button = '<br /><input type="submit" name="submit" value="Submit Answer" />';
+    }
+    if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
+      #last submissions was after due date
+      $latemessage="<td bgcolor=\"#ffaaaa\">The last submission was after the Due Date</td>";
     }
   }
-  my $output= $previousmsg.$message.$trystr;
+  my $output= $previousmsg.$latemessage.$message.$trystr;
   if ($output =~ /^\s*$/) {
     return $button;
   } else {
-    return $button.'<table><tr>'.$previousmsg.$message.$trystr.'</tr></table>';
+    return $button.'<table><tr>'.$output.'</tr></table>';
   }
 }
 1;