--- loncom/interface/lonparmset.pm	2014/06/12 22:29:42	1.545
+++ loncom/interface/lonparmset.pm	2014/06/13 01:48:26	1.546
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.545 2014/06/12 22:29:42 raeburn Exp $
+# $Id: lonparmset.pm,v 1.546 2014/06/13 01:48:26 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2167,7 +2167,7 @@ sub assessparms {
         my $chome = $env{'course.'.$env{'request.course.id'}.'.home'};
         my ($got_chostname,$chostname,$cmajor,$cminor);
         my $totalstored = 0;
-
+        my $now = time;
 
         for (my $i=0;$i<=$#markers;$i++) {
             my ($needsrelease,$needsnewer,$name);
@@ -2201,13 +2201,25 @@ sub assessparms {
                         }
                     }
                 }
-            } elsif ($markers[$i] =~ /_(type|lenient|retrypartial|discussvote|examcode)\&\d+$/) {
+            } elsif ($markers[$i] =~ /_(type|lenient|retrypartial|discussvote|examcode|printstartdate|printenddate)\&\d+$/) {
                 $name = $1;
                 my $val = $values[$i];
                 if ($name eq 'examcode') {
                     if (&Apache::lonnet::validCODE($values[$i])) {
                         $val = 'valid';
                     }
+                } elsif ($name eq 'printstartdate') {
+                    if ($val =~ /^\d+$/) {
+                        if ($val > $now) {
+                            $val = 'future';
+                        }
+                    } 
+                } elsif ($name eq 'printenddate') {
+                    if ($val =~ /^\d+$/) {
+                        if ($val < $now) {
+                            $val = 'past';
+                        }
+                    }
                 }
                 $needsrelease =
                     $Apache::lonnet::needsrelease{"parameter:$name:$val"};
@@ -2215,7 +2227,7 @@ sub assessparms {
                     unless ($got_chostname) {
                         ($chostname,$cmajor,$cminor) = &parameter_release_vars();
                         $got_chostname = 1;
-                    }
+                    } 
                     $needsnewer = &parameter_releasecheck($name,$val,
                                                           $needsrelease,
                                                           $cmajor,$cminor);
@@ -2836,6 +2848,7 @@ sub storedata {
     my @deldata=();
     undef @deldata;
     my ($got_chostname,$chostname,$cmajor,$cminor);
+    my $now = time;
     foreach my $key (keys(%env)) { 
     if ($key =~ /^form\.([a-z]+)\_(.+)$/) {
         my $cmd=$1;
@@ -2846,9 +2859,10 @@ sub storedata {
         $tkey=~s/\.\[useropt\:$tuname\:$tudom\]\./\./;
         }
         if ($cmd eq 'set' || $cmd eq 'datepointer' || $cmd eq 'dateinterval') {
-        my ($data, $typeof, $text, $name);
+        my ($data, $typeof, $text, $name, $valchk);
         if ($cmd eq 'set') {
             $data=$env{$key};
+            $valchk = $data;
             $typeof=$env{'form.typeof_'.$thiskey};
             $text = &mt('Saved modified parameter for');
             if ($typeof eq 'string_questiontype') {
@@ -2858,24 +2872,50 @@ sub storedata {
             } elsif ($typeof eq 'string_discussvote') {
                 $name = 'discussvote';
             } elsif ($typeof eq 'string_examcode') {
-                $name = 'examcode'; 
+                $name = 'examcode';
+                if (&Apache::lonnet::validCODE($data)) {
+                    $valchk = 'valid';
+                }
             } elsif ($typeof eq 'string_yesno') {
                 if ($thiskey =~ /\.retrypartial$/) {
                     $name = 'retrypartial';
                 }
             }
-            if ($name ne '') {
-                my ($needsrelease,$needsnewer);
-                $needsrelease = $Apache::lonnet::needsrelease{"parameter:$name:$data"};
-                if ($needsrelease) {
-                    unless ($got_chostname) {
-                        ($chostname,$cmajor,$cminor)=&parameter_release_vars();
-                        $got_chostname = 1;
+        } elsif ($cmd eq 'datepointer') {
+            $data=&Apache::lonhtmlcommon::get_date_from_form($env{$key});
+            $typeof=$env{'form.typeof_'.$thiskey};
+            $text = &mt('Saved modified date for');
+            if ($typeof eq 'date_start') {
+                if ($thiskey =~ /\.printstartdate$/) {
+                    $name = 'printstartdate';
+                    if (($data) && ($data > $now)) {
+                        $valchk = 'future';
                     }
-                    $needsnewer = &parameter_releasecheck($name,$data,
-                                                          $needsrelease,
-                                                          $cmajor,$cminor);
                 }
+            } elsif ($typeof eq 'date_end') {
+                if ($thiskey =~ /\.printenddate$/) {
+                    $name = 'printenddate';
+                    if (($data) && ($data < $now)) {
+                        $valchk = 'past';
+                    }
+                }
+            }
+        } elsif ($cmd eq 'dateinterval') {
+            $data=&get_date_interval_from_form($thiskey);
+            $typeof=$env{'form.typeof_'.$thiskey};
+            $text = &mt('Saved modified date for');
+        }
+        if ($name ne '') {
+            my ($needsrelease,$needsnewer);
+            $needsrelease = $Apache::lonnet::needsrelease{"parameter:$name:$valchk"};
+            if ($needsrelease) {
+                unless ($got_chostname) {
+                    ($chostname,$cmajor,$cminor)=&parameter_release_vars();
+                    $got_chostname = 1;
+                }
+                $needsnewer = &parameter_releasecheck($name,$valchk,
+                                                      $needsrelease,
+                                                      $cmajor,$cminor);
                 if ($needsnewer) {
                     $r->print('<br />'.&oldversion_warning($name,$data,
                                                            $chostname,$cmajor,
@@ -2883,14 +2923,6 @@ sub storedata {
                     next;
                 }
             }
-        } elsif ($cmd eq 'datepointer') {
-            $data=&Apache::lonhtmlcommon::get_date_from_form($env{$key});
-            $typeof=$env{'form.typeof_'.$thiskey};
-            $text = &mt('Saved modified date for');
-        } elsif ($cmd eq 'dateinterval') {
-            $data=&get_date_interval_from_form($thiskey);
-            $typeof=$env{'form.typeof_'.$thiskey};
-            $text = &mt('Saved modified date for');
         }
         if (defined($data) and $$olddata{$thiskey} ne $data) {
             if ($tuname) {
@@ -4731,6 +4763,19 @@ sub oldversion_warning {
                 }
             }
         }
+    } elsif (($name eq 'printstartdate') || ($name eq 'printenddate')) {
+        my $now = time;
+        if ($value =~ /^\d+$/) {
+            if ($name eq 'printstartdate') {
+                if ($value > $now) { 
+                    $desc = &Apache::lonlocal::locallocaltime($value);
+                }
+            } elsif ($name eq 'printenddate') {
+                if ($value < $now) {
+                    $desc = &Apache::lonlocal::locallocaltime($value);
+                }
+            }
+        }
     }
     my $standard_name = &standard_parameter_names($name);
     return '<p class="LC_warning">'.