--- loncom/interface/lonmodifycourse.pm	2014/03/31 02:31:05	1.72
+++ loncom/interface/lonmodifycourse.pm	2016/07/24 14:34:59	1.84
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # handler for DC-only modifiable course settings
 #
-# $Id: lonmodifycourse.pm,v 1.72 2014/03/31 02:31:05 raeburn Exp $
+# $Id: lonmodifycourse.pm,v 1.84 2016/07/24 14:34:59 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -55,7 +55,7 @@ sub get_dc_settable {
 sub autoenroll_keys {
     my $internals = ['coursecode','courseowner','authtype','autharg','defaultcredits',
                      'autoadds','autodrops','autostart','autoend','sectionnums',
-                     'crosslistings','co-owners'];
+                     'crosslistings','co-owners','autodropfailsafe'];
     my $accessdates = ['default_enrollment_start_date','default_enrollment_end_date'];
     return ($internals,$accessdates);
 }
@@ -71,6 +71,13 @@ sub catalog_settable {
             if ($confhash->{'categorizecomm'} ne 'comm') {
                 push(@settable,'categorize');
             }
+        } elsif ($type eq 'Placement') {
+            if ($confhash->{'togglecatsplace'} ne 'place') {
+                push(@settable,'togglecats');
+            }
+            if ($confhash->{'categorizeplace'} ne 'place') {
+                push(@settable,'categorize');
+            }
         } else {
             if ($confhash->{'togglecats'} ne 'crs') {
                 push(@settable,'togglecats');
@@ -117,14 +124,13 @@ sub get_enrollment_settings {
                 $enrollvar{$type} =~ s/,/, /g;
             } elsif ($type eq "authtype"
                      || $type eq "autharg"    || $type eq "coursecode"
-                     || $type eq "crosslistings") {
+                     || $type eq "crosslistings" || $type eq "selfenrollmgr"
+                     || $type eq "autodropfailsafe") {
                 $enrollvar{$type} = $settings{$item};
             } elsif ($type eq 'defaultcredits') {
                 if (&showcredits($cdom)) {
                     $enrollvar{$type} = $settings{$item};
                 }
-            } elsif ($type eq 'selfenrollmgr') {
-                $enrollvar{$type} = $settings{$item};    
             } elsif ($type eq 'courseowner') {
                 if ($settings{$item} =~ /^[^:]+:[^:]+$/) {
                     $enrollvar{$type} = $settings{$item};
@@ -167,6 +173,8 @@ sub print_course_search_page {
     $r->print(&Apache::loncommon::js_changer());
     if ($type eq 'Community') {
         $r->print('<h3>'.&mt('Search for a community in the [_1] domain',$domdesc).'</h3>');
+    } elsif ($type eq 'Placement') {
+        $r->print('<h3>'.&mt('Search for a placement test in the [_1] domain',$domdesc).'</h3>');
     } else {
         $r->print('<h3>'.&mt('Search for a course in the [_1] domain',$domdesc).'</h3>');
     }
@@ -178,6 +186,11 @@ sub print_course_search_page {
                   '<li>'.&mt('Enter the community with the role of [_1]',$cctitle).'</li>'."\n".
                   '<li>'.&mt('View or modify community settings which only a [_1] may modify.',$dctitle).
                   '</li>'."\n".'</ul>');
+    } elsif ($type eq 'Placement') {
+        $r->print(&mt('Actions available after searching for a placement test:').'<ul>'.
+                  '<li>'.&mt('Enter the placement test with the role of [_1]',$cctitle).'</li>'."\n".
+                  '<li>'.&mt('View or modify placement test settings which only a [_1] may modify.',$dctitle).
+                  '</li>'."\n".'</ul>');
     } else {
         $r->print(&mt('Actions available after searching for a course:').'<ul>'.
                   '<li>'.&mt('Enter the course with the role of [_1]',$cctitle).'</li>'."\n".
@@ -208,7 +221,7 @@ sub print_course_selection_page {
     my %courses = &Apache::loncommon::search_courses($dom,$type,$filter,$numtitles,
                                                      undef,undef,undef,\@codetitles);
     &Apache::lonpickcourse::display_matched_courses($r,$type,0,$action,undef,undef,undef,
-                                                    %courses);
+                                                    undef,undef,%courses);
     return;
 }
 
@@ -254,14 +267,15 @@ sub print_modification_menu {
         $categorytitle = 'View/Modify Course Settings';
         $setquota_text = &mt('Total disk space allocated for storage of portfolio files in all groups in a course.');
         $setuploadquota_text = &mt('Disk space allocated for storage of content uploaded directly to a course via Content Editor.');
-        if (&showcredits($dom)) {
+        if (($type ne 'Placement') && (&showcredits($dom))) {
             $setparams_text = 'View/Modify course owner, institutional code, default authentication, credits, and self-enrollment';
         } else {
             $setparams_text = 'View/Modify course owner, institutional code, default authentication, and self-enrollment';
         }
         $cat_text = 'View/Modify catalog settings for course';
     }
-    my $anon_text = 'Responder threshold required to display anonymous survey submissions';
+    my $anon_text = &mt('Responder threshold required to display anonymous survey submissions.');
+    my $postsubmit_text = &mt('Override defaults for submit button behavior post-submission for this specific course.'); 
 
     my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
     my @additional_params = &catalog_settable($domconf{'coursecategories'},$type);
@@ -319,7 +333,7 @@ sub print_modification_menu {
             {
                 linktext => 'Display current settings for automated enrollment',
                 url => &phaseurl('viewparms'),
-                permission => ($type ne 'Community'),
+                permission => (($type ne 'Community') && ($type ne 'Placement')),
                 #help => '',
                 icon => 'roles.png',
                 linktitle => ''
@@ -332,6 +346,14 @@ sub print_modification_menu {
                 permission => &manage_selfenrollment($cdom,$cnum,$type,$coursehash),
                 linktitle => 'Configure user self-enrollment.',
             },
+            {
+                linktext => 'View/Modify submit button behavior, post-submission',
+                icon => 'emblem-readonly.png',
+                #help => '',
+                url => &phaseurl('setpostsubmit'),
+                permission => 1,
+                linktitle => '',
+            },
         ]
         },
         );
@@ -353,14 +375,15 @@ sub print_modification_menu {
     } else {
         $menu_html .=  '<li>'.&mt('Course owner (permitted to assign Course Coordinator roles in the course).').'</li>'."\n".
                        '<li>'.&mt("Institutional code and default authentication (both required for auto-enrollment of students from institutional datafeeds).").'</li>'."\n";
-        if (&showcredits($dom)) {
+        if (($type ne 'Placement') && &showcredits($dom)) {
             $menu_html .= '<li>'.&mt('Default credits earned by student on course completion.').'</li>'."\n";
         }
         $menu_html .= ' <li>'.&mt('Override defaults for who configures self-enrollment for this specific course.').'</li>'."\n";
     }
     $menu_html .= '<li>'.$setquota_text.'</li>'."\n".
                   '<li>'.$setuploadquota_text.'</li>'."\n".
-                  '<li>'.$anon_text.'</li>'."\n";
+                  '<li>'.$anon_text.'</li>'."\n".
+                  '<li>'.$postsubmit_text.'</li>'."\n";
     foreach my $item (@additional_params) {
         if ($type eq 'Community') {
             if ($item eq 'togglecats') {
@@ -555,6 +578,98 @@ ENDDOCUMENT
     return;
 }
 
+sub print_postsubmit_config {
+    my ($r,$cdom,$cnum,$cdesc,$type) = @_;
+    my %lt = &Apache::lonlocal::texthash (
+                'conf' => 'Configure submit button behavior after student makes a submission',
+                'disa' => 'Disable submit button/keypress following student submission',
+                'nums' => 'Number of seconds submit is disabled',
+                'modi' => 'Save',
+                'back' => 'Pick another action',
+                'yes'  => 'Yes',
+                'no'   => 'No',
+    );
+    my %settings = &Apache::lonnet::get('environment',['internal.postsubmit','internal.postsubtimeout',
+                                                       'internal.coursecode','internal.textbook'],$cdom,$cnum);
+    my $postsubmit = $settings{'internal.postsubmit'};
+    if ($postsubmit eq '') {
+        my %domconfig =
+            &Apache::lonnet::get_dom('configuration',['coursedefaults'],$cdom);
+        $postsubmit = 1; 
+        if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
+            if (ref($domconfig{'coursedefaults'}{'postsubmit'}) eq 'HASH') {
+                if ($domconfig{'coursedefaults'}{'postsubmit'}{'client'} eq 'off') {
+                    $postsubmit = 0; 
+                }
+            }
+        }
+    }
+    my ($checkedon,$checkedoff,$display);
+    if ($postsubmit) {
+        $checkedon = 'checked="checked"';
+        $display = 'block';
+    } else {
+        $checkedoff = 'checked="checked"';
+        $display = 'none';
+    }
+    my $postsubtimeout = $settings{'internal.postsubtimeout'};
+    my $default = &domain_postsubtimeout($cdom,$type,\%settings);
+    my $zero = &mt('(Enter 0 to disable until next page reload, or leave blank to use the domain default: [_1])',$default);
+    if ($postsubtimeout eq '') {
+        $postsubtimeout = $default;
+    }
+    &print_header($r,$type);
+    my $hidden_elements = &hidden_form_elements();
+    my $helpitem = &Apache::loncommon::help_open_topic('Modify_Postsubmit_Config');
+    $r->print(<<ENDDOCUMENT);
+<form action="/adm/modifycourse" method="post" name="setpostsubmit" onsubmit="return verify_postsubmit();">
+<h3>$lt{'conf'} <span class="LC_nobreak">($cdesc)</span></h3>
+<p>
+$helpitem $lt{'disa'}: 
+<label><input type="radio" name="postsubmit" $checkedon onclick="togglePostsubmit('studentsubmission');" value="1" />
+$lt{'yes'}</label>&nbsp;&nbsp;
+<label><input type="radio" name="postsubmit" $checkedoff onclick="togglePostsubmit('studentsubmission');" value="0" />
+$lt{'no'}</label>
+<div id="studentsubmission" style="display: $display">
+$lt{'nums'} <input type="text" name="postsubtimeout" value="$postsubtimeout" /><br />
+$zero</div>
+<br />     
+<input type="submit" value="$lt{'modi'}" />
+</p>
+$hidden_elements
+<a href="javascript:changePage(document.setpostsubmit,'menu')">$lt{'back'}</a>
+</form>
+ENDDOCUMENT
+    return;
+}
+
+sub domain_postsubtimeout {
+    my ($cdom,$type,$settings) = @_;
+    return unless (ref($settings) eq 'HASH'); 
+    my $lctype = lc($type);
+    unless (($type eq 'Community') || ($type eq 'Placement')) {
+        $lctype = 'unofficial';
+        if ($settings->{'internal.coursecode'}) {
+            $lctype = 'official';
+        } elsif ($settings->{'internal.textbook'}) {
+            $lctype = 'textbook';
+        }
+    }
+    my %domconfig =
+        &Apache::lonnet::get_dom('configuration',['coursedefaults'],$cdom);
+    my $postsubtimeout = 60;
+    if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
+        if (ref($domconfig{'coursedefaults'}{'postsubmit'}) eq 'HASH') {
+            if (ref($domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}) eq 'HASH') {
+                if ($domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}{$lctype} ne '') {
+                    $postsubtimeout = $domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}{$lctype};
+                }
+            }
+        }
+    }
+    return $postsubtimeout;
+}
+
 sub print_catsettings {
     my ($r,$cdom,$cnum,$cdesc,$type) = @_;
     &print_header($r,$type);
@@ -591,6 +706,8 @@ sub print_catsettings {
                       '&nbsp;<label><input name="hidefromcat" type="radio" value="yes" '.$excludeon.' />'.&mt('Yes').'</label>&nbsp;&nbsp;&nbsp;<label><input name="hidefromcat" type="radio" value="" '.$excludeoff.' />'.&mt('No').'</label><br /><p>');
             if ($type eq 'Community') {
                 $r->print(&mt("If a community has been categorized using at least one of the categories defined for communities in the domain, it will be listed in the domain's publicly accessible Course/Community Catalog, unless excluded."));
+            } elsif ($type eq 'Placement') {
+                $r->print(&mt("If a placement test has been categorized using at least one of the categories defined for placement tests in the domain, it will be listed in the domain's publicly accessible Course/Community Catalog, unless excluded."));
             } else {
                 $r->print(&mt("Unless excluded, a course will be listed in the domain's publicly accessible Course/Community Catalog, if at least one of the following applies").':<ul>'.
                           '<li>'.&mt('Auto-cataloging is enabled and the course is assigned an institutional code.').'</li>'.
@@ -612,7 +729,7 @@ sub print_catsettings {
             } else {
                 $r->print(&mt('No categories defined for this domain'));
             }
-            unless ($type eq 'Community') { 
+            unless (($type eq 'Community') || ($type eq 'Placement')) { 
                 $r->print('<p>'.&mt('If auto-cataloging based on institutional code is enabled in the domain, a course will continue to be listed in the catalog of official courses, in addition to receiving a listing under any manually assigned categor(ies).').'</p>');
             }
         }
@@ -735,21 +852,21 @@ sub print_course_modification_page {
                       '&nbsp;'.&mt('Course Code'))."\n".
                   '<input type="text" size="15" name="coursecode" value="'.$enrollvar{'coursecode'}.'" />'.
                   &Apache::lonhtmlcommon::row_closure());
-        if (&showcredits($cdom)) {
+        if (($crstype eq 'Course') && (&showcredits($cdom))) {
             $r->print(&Apache::lonhtmlcommon::row_title(
                           &Apache::loncommon::help_open_topic('Modify_Course_Credithours').
                       '&nbsp;'.&mt('Credits (students)'))."\n".
                       '<input type="text" size="3" name="defaultcredits" value="'.$enrollvar{'defaultcredits'}.'" />'.
                       &Apache::lonhtmlcommon::row_closure());
-         }
-         $r->print(&Apache::lonhtmlcommon::row_title(
-                       &Apache::loncommon::help_open_topic('Modify_Course_Defaultauth').
-                       '&nbsp;'.&mt('Default Authentication method'))."\n".
-                   $authenitems."\n".
-                   &Apache::lonhtmlcommon::row_closure().
-                   &Apache::lonhtmlcommon::row_title(
-                   &Apache::loncommon::help_open_topic('Modify_Course_Owner').
-                      '&nbsp;'.&mt('Course Owner'))."\n");
+        }
+        $r->print(&Apache::lonhtmlcommon::row_title(
+                      &Apache::loncommon::help_open_topic('Modify_Course_Defaultauth').
+                      '&nbsp;'.&mt('Default Authentication method'))."\n".
+                  $authenitems."\n".
+                  &Apache::lonhtmlcommon::row_closure().
+                  &Apache::lonhtmlcommon::row_title(
+                  &Apache::loncommon::help_open_topic('Modify_Course_Owner').
+                     '&nbsp;'.&mt('Course Owner'))."\n");
     }
     my ($cctitle,$rolename,$currmanages,$ccchecked,$dcchecked,$defaultchecked);
     my ($selfenrollrows,$selfenrolltitles) = &Apache::lonuserutils::get_selfenroll_titles();
@@ -839,7 +956,7 @@ sub modify_selfenrollconfig {
     $r->print('<form action="/adm/modifycourse" method="post" name="selfenroll">'."\n".
               &hidden_form_elements().'<br />');
     &Apache::loncreateuser::update_selfenroll_config($r,$env{'form.pickedcourse'},
-                                                     $cdom,$cnum,\%currsettings);
+                                                     $cdom,$cnum,'domain',$type,\%currsettings);
     $r->print('</form>');
     return;
 }
@@ -862,6 +979,7 @@ sub get_selfenroll_settings {
             selfenroll_end_access         => $coursehash->{'internal.selfenroll_end_access'},
             default_enrollment_start_date => $coursehash->{'default_enrollment_start_date'},
             default_enrollment_end_date   => $coursehash->{'default_enrollment_end_date'},
+            uniquecode                    => $coursehash->{'internal.uniquecode'},
         );
     }
     return %currsettings;
@@ -923,7 +1041,7 @@ sub modify_course {
                  'internal.pendingco-owners','internal.selfenrollmgrdc',
                  'internal.selfenrollmgrcc');
     my ($selfenrollrows,$selfenrolltitles) = &Apache::lonuserutils::get_selfenroll_titles();
-    unless ($type eq 'Community') {
+    unless (($type eq 'Community') || ($type eq 'Placement')) {
         push(@items,('internal.coursecode','internal.authtype','internal.autharg',
                      'internal.sectionnums','internal.crosslistings'));
         if (&showcredits($cdom)) {  
@@ -993,7 +1111,7 @@ sub modify_course {
             }
         }
 
-        if (&showcredits($cdom) && exists($env{'form.defaultcredits'})) {
+        if (($type ne 'Placement') && (&showcredits($cdom) && exists($env{'form.defaultcredits'}))) {
             $newattr{'defaultcredits'} =~ s/[^\d\.]//g;
             $newattr{'defaultcredits'}=$env{'form.defaultcredits'};
         }
@@ -1101,7 +1219,7 @@ sub modify_course {
                     $nochgresponse .= '<li>'.&mt('[_1] still set to: [_2]',$longtype{$attr},$shown).'</li>';
                 }
             }
-            if (($type ne 'Community') && ($changed{'code'} || $changed{'owner'})) {
+            if (($type ne 'Community') && ($type ne 'Placement') && ($changed{'code'} || $changed{'owner'})) {
                 if ( $newattr{'courseowner'} eq '') {
 	            push(@warnings,&mt('There is no owner associated with this LON-CAPA course.').
                                    '<br />'.&mt('If automated enrollment at your institution requires validation of course owners, automated enrollment will fail.'));
@@ -1542,7 +1660,83 @@ sub modify_anonsurvey_threshold {
     }
     $r->print('<p>'.
               '<a href="javascript:changePage(document.processthreshold,'."'menu'".')">'.
-              &mt('Pick another action').'</a>');
+              &mt('Pick another action').'</a></p>');
+    $r->print(&hidden_form_elements().'</form>');
+    return;
+}
+
+sub modify_postsubmit_config {
+    my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
+    &print_header($r,$type);
+    my %lt = &Apache::lonlocal::texthash(
+                subb => 'Submit button behavior after student makes a submission:',
+                unch => 'Post submission behavior of the Submit button is unchanged.',
+                erro => 'An error occurred when saving your proposed changes.',
+                inva => 'An invalid response was recorded.',
+                pick => 'Pick another action',
+             );
+    $r->print('<form action="/adm/modifycourse" method="post" name="processpostsubmit">'."\n".
+              '<h3>'.$lt{'subb'}.' <span class="LC_nobreak">('.$cdesc.')</span></h3><br />');
+    my %oldsettings = 
+        &Apache::lonnet::get('environment',['internal.postsubmit','internal.postsubtimeout','internal.coursecode','internal.textbook'],$cdom,$cnum);
+    my $postsubmit = $env{'form.postsubmit'};
+    if ($postsubmit eq '1') {
+        my $postsubtimeout = $env{'form.postsubtimeout'};
+        $postsubtimeout =~ s/[^\d\.]+//g;
+        if (($oldsettings{'internal.postsubmit'} eq $postsubmit) && ($oldsettings{'internal.postsubtimeout'} eq $postsubtimeout)) {
+            $r->print($lt{'unch'}); 
+        } else {
+            my %cenv = (
+                         'internal.postsubmit' => $postsubmit,
+                       );
+            if ($postsubtimeout eq '') {
+                my $putreply = &Apache::lonnet::put('environment',\%cenv,$cdom,$cnum);
+                if ($putreply eq 'ok') {
+                    my $defaulttimeout = &domain_postsubtimeout($cdom,$type,\%oldsettings);
+                    $r->print(&mt('The proposed duration for disabling the Submit button post-submission was blank, so the domain default of [quant,_1,second] will be used.',$defaulttimeout));
+                    if (exists($oldsettings{'internal.postsubtimeout'})) {
+                        &Apache::lonnet::del('environment',['internal.postsubtimeout'],$cdom,$cnum);
+                    }
+                } else {
+                    $r->print($lt{'erro'});
+                }
+            } else { 
+                $cenv{'internal.postsubtimeout'} = $postsubtimeout;
+                my $putreply = &Apache::lonnet::put('environment',\%cenv,$cdom,$cnum);
+                if ($putreply eq 'ok') {
+                    if ($postsubtimeout eq '0') {
+                        $r->print(&mt('Submit button will be disabled after student submission until page is reloaded.')); 
+                    } else {
+                        $r->print(&mt('Submit button will be disabled after student submission for [quant,_1,second].',$postsubtimeout));
+                    }
+                } else {
+                    $r->print($lt{'erro'});
+                }
+            }
+        }
+    } elsif ($postsubmit eq '0') {
+        if ($oldsettings{'internal.postsubmit'} eq $postsubmit) {
+            $r->print($lt{'unch'});
+        } else {
+            if (exists($oldsettings{'internal.postsubtimeout'})) {
+                &Apache::lonnet::del('environment',['internal.postsubtimeout'],$cdom,$cnum);  
+            }
+            my %cenv = (
+                         'internal.postsubmit' => $postsubmit,
+                       );
+            my $putreply = &Apache::lonnet::put('environment',\%cenv,$cdom,$cnum);
+            if ($putreply eq 'ok') {
+                $r->print(&mt('Submit button will not be disabled after student submission'));
+            } else {
+                $r->print($lt{'erro'});
+            }
+        }
+    } else {
+        $r->print($lt{'inva'}.' '.$lt{'unch'});
+    }
+    $r->print('<p>'.
+              '<a href="javascript:changePage(document.processpostsubmit,'."'menu'".')">'.
+              &mt('Pick another action').'</a></p>');
     $r->print(&hidden_form_elements().'</form>');
     return;
 }
@@ -1722,6 +1916,8 @@ function hide_searching() {
     } elsif ($phase eq 'setquota') {
         my $invalid = &mt('The quota you entered contained invalid characters.');
         my $alert = &mt('You must enter a number');
+        &js_escape(\$invalid);
+        &js_escape(\$alert);
         my $regexp = '/^\s*(\d+\.?\d*|\.\d+)\s*$/';
         $js .= <<"ENDSCRIPT";
 
@@ -1741,6 +1937,8 @@ ENDSCRIPT
     } elsif ($phase eq 'setanon') {
         my $invalid = &mt('The responder threshold you entered is invalid.');
         my $alert = &mt('You must enter a positive integer.');
+        &js_escape(\$invalid);
+        &js_escape(\$alert);
         my $regexp = ' /^\s*\d+\s*$/';
         $js .= <<"ENDSCRIPT";
 
@@ -1762,8 +1960,86 @@ function verify_anon_threshold() {
 }
 
 ENDSCRIPT
+    } elsif ($phase eq 'setpostsubmit') {
+        my $invalid = &mt('The choice entered for disabling the submit button is invalid.');
+        my $invalidtimeout = &mt('The timeout you entered for disabling the submit button is invalid.');
+        my $alert = &mt('Enter one of: a positive integer, 0 (for no timeout), or leave blank to use domain default');
+        &js_escape(\$invalid);
+        &js_escape(\$invalidtimeout);
+        &js_escape(\$alert);
+        my $regexp = ' /^\s*\d+\s*$/';
+
+        $js .= <<"ENDSCRIPT"; 
+
+function verify_postsubmit() {
+    var optionsElement = document.setpostsubmit.postsubmit;
+    var verified = '';
+    if (optionsElement.length) {
+        var currval;
+        for (var i=0; i<optionsElement.length; i++) {
+            if (optionsElement[i].checked) {
+               currval = optionsElement[i].value;
+            }
+        }
+        if (currval == 1) {
+            var newtimeout = document.setpostsubmit.postsubtimeout.value;
+            if (newtimeout == '') {
+                verified = 'ok';
+            } else {
+                var num_reg = $regexp;
+                if (num_reg.test(newtimeout)) {
+                    if (newtimeout>= 0) {
+                        verified = 'ok';
+                    } else {
+                        alert("$invalidtimeout\\n$alert");
+                        return false;
+                    }
+                } else {
+                    alert("$invalid\\n$alert");
+                    return false;
+                }
+            }
+        } else {
+            if (currval == 0) {
+               verified = 'ok'; 
+            } else {
+               alert('$invalid');
+               return false;
+            }
+        }
+        if (verified == 'ok') {
+            changePage(document.setpostsubmit,'processpostsubmit');
+            return true;
+        }
+    }
+    return false;
+}
+
+function togglePostsubmit(caller) {
+    var optionsElement = document.setpostsubmit.postsubmit;
+    if (document.getElementById(caller)) {
+        var divitem = document.getElementById(caller);
+        var optionsElement = document.setpostsubmit.postsubmit; 
+        if (optionsElement.length) {
+            var currval;
+            for (var i=0; i<optionsElement.length; i++) {
+                if (optionsElement[i].checked) {
+                   currval = optionsElement[i].value;
+                }
+            }
+            if (currval == 1) {
+                divitem.style.display = 'block';
+            } else {
+                divitem.style.display = 'none';
+            }
+        }
     }
+    return;
+}
+
+ENDSCRIPT
 
+    }
     my $starthash;
     if ($env{'form.phase'} eq 'ccrole') {
         $starthash = {
@@ -1771,7 +2047,7 @@ ENDSCRIPT
                      };
     } elsif ($phase eq 'courselist') {
         $starthash = {
-           add_entries => {'onload' => "hide_searching();"},
+           add_entries => {'onload' => "hide_searching(); courseSet(document.filterpicker.official, 'load');"},
                      };
     }
     $r->print(&Apache::loncommon::start_page('View/Modify Course/Community Settings',
@@ -1780,6 +2056,8 @@ ENDSCRIPT
     my $bread_text = "View/Modify Courses/Communities";
     if ($type eq 'Community') {
         $bread_text = 'Community Settings';
+    } elsif ($type eq 'Placement') {
+        $bread_text = 'Placement Test Settings';
     } else {
         $bread_text = 'Course Settings';
     }
@@ -1852,6 +2130,7 @@ sub course_settings_descrip {
                       'sectionnums' => 'Course section number:LON-CAPA section',
                       'crosslistings' => 'Crosslisted class:LON-CAPA section',
                       'defaultcredits' => 'Credits',
+                      'autodropfailsafe' => "Failsafe section enrollment count",
                       'selfenrollmgrdc'  => "Course-specific self-enrollment configuration by Domain Coordinator",
                       'selfenrollmgrcc'  => "Course-specific self-enrollment configuration by Course personnel",
 
@@ -1865,8 +2144,9 @@ sub hidden_form_elements {
       &Apache::lonhtmlcommon::echo_form_input(['gosearch','updater','coursecode',
           'prevphase','numlocalcc','courseowner','login','coursequota','intarg',
           'locarg','krbarg','krbver','counter','hidefromcat','usecategory',
-          'threshold','defaultcredits','uploadquota','selfenrollmgrdc','selfenrollmgrcc',
-          'action','state','currsec_st','sections','newsec'],['^selfenrollmgr_'])."\n".
+          'threshold','postsubmit','postsubtimeout','defaultcredits','uploadquota',
+          'selfenrollmgrdc','selfenrollmgrcc','action','state','currsec_st',
+          'sections','newsec'],['^selfenrollmgr_'])."\n".
           '<input type="hidden" name="prevphase" value="'.$env{'form.phase'}.'" />';
     return $hidden_elements;
 }
@@ -1874,7 +2154,7 @@ sub hidden_form_elements {
 sub showcredits {
     my ($dom) = @_;
     my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
-    if ($domdefaults{'officialcredits'} || $domdefaults{'unofficialcredits'} || $domdefaults{'textbokcredits'}) {
+    if ($domdefaults{'officialcredits'} || $domdefaults{'unofficialcredits'} || $domdefaults{'textbookcredits'}) {
         return 1;
     }
 }
@@ -1917,6 +2197,8 @@ sub handler {
             }
             if ($type eq 'Community') {
                 $choose_text = "Choose a community";
+            } elsif ($type eq 'Placement') {
+                $choose_text = "Choose a placement test";
             } else {
                 $choose_text = "Choose a course";
             } 
@@ -1933,6 +2215,8 @@ sub handler {
                     my $enter_text;
                     if ($type eq 'Community') {
                         $enter_text = 'Enter community';
+                    } elsif ($type eq 'Placement') {
+                        $enter_text = 'Enter placement test'; 
                     } else {
                         $enter_text = 'Enter course';
                     }
@@ -1970,7 +2254,6 @@ sub handler {
                             ({href=>"javascript:changePage(document.$phase,'$phase')",
                               text=>"Threshold for anonymous submissions display"});
                             &print_set_anonsurvey_threshold($r,$cdom,$cnum,$cdesc,$type);
-
                         } elsif ($phase eq 'processthreshold') {
                             &Apache::lonhtmlcommon::add_breadcrumb
                             ({href=>"javascript:changePage(document.$phase,'setanon')",
@@ -1979,6 +2262,16 @@ sub handler {
                             ({href=>"javascript:changePage(document.$phase,'$phase')",
                               text=>"Result"});
                             &modify_anonsurvey_threshold($r,$cdom,$cnum,$cdesc,$domdesc,$type);
+                        } elsif ($phase eq 'setpostsubmit') {
+                            &Apache::lonhtmlcommon::add_breadcrumb
+                            ({href=>"javascript:changePage(document.$phase,'$phase')",
+                              text=>"Configure submit button behavior post-submission"});
+                            &print_postsubmit_config($r,$cdom,$cnum,$cdesc,$type);
+                        } elsif ($phase eq 'processpostsubmit') {
+                            &Apache::lonhtmlcommon::add_breadcrumb
+                            ({href=>"javascript:changePage(document.$phase,'$phase')",
+                              text=>"Result"});
+                            &modify_postsubmit_config($r,$cdom,$cnum,$cdesc,$domdesc,$type);
                         } elsif ($phase eq 'viewparms') {
                             &Apache::lonhtmlcommon::add_breadcrumb
                             ({href=>"javascript:changePage(document.$phase,'viewparms')",
@@ -2028,6 +2321,8 @@ sub handler {
                     $r->print('<span class="LC_error">');
                     if ($type eq 'Community') {
                         $r->print(&mt('The community you selected is not a valid community in this domain'));
+                    } elsif ($type eq 'Placement') {
+                        $r->print(&mt('The course you selected is not a valid placement test in this domain'));
                     } else {
                         $r->print(&mt('The course you selected is not a valid course in this domain'));
                     }