--- loncom/interface/lonmodifycourse.pm	2023/09/04 20:46:02	1.79.2.9.2.4
+++ loncom/interface/lonmodifycourse.pm	2019/04/29 22:19:24	1.94
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # handler for DC-only modifiable course settings
 #
-# $Id: lonmodifycourse.pm,v 1.79.2.9.2.4 2023/09/04 20:46:02 raeburn Exp $
+# $Id: lonmodifycourse.pm,v 1.94 2019/04/29 22:19:24 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -39,9 +39,6 @@ use Apache::lonpickcourse;
 use lib '/home/httpd/lib/perl';
 use LONCAPA qw(:DEFAULT :match);
 
-my $registered_cleanup;
-my $modified_dom;
-
 sub get_dc_settable {
     my ($type,$cdom) = @_;
     if ($type eq 'Community') {
@@ -79,6 +76,13 @@ 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');
@@ -175,6 +179,8 @@ 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>');
     }
@@ -185,6 +191,8 @@ sub print_course_search_page {
     my ($actiontext,$roleoption,$settingsoption);
     if ($type eq 'Community') {
         $actiontext = &mt('Actions available after searching for a community:');
+    } elsif ($type eq 'Placement') {
+        $actiontext = &mt('Actions available after searching for a placement test:')
     } else {
         $actiontext = &mt('Actions available after searching for a course:');
     }
@@ -192,6 +200,9 @@ sub print_course_search_page {
        if ($type eq 'Community') {
            $roleoption = &mt('Enter the community with the role of [_1]',$cctitle);
            $settingsoption = &mt('View or modify community settings which only a [_1] may modify.',$dctitle);
+       } elsif ($type eq 'Placement') {
+           $roleoption = &mt('Enter the placement test with the role of [_1]',$cctitle);
+           $settingsoption = &mt('View or modify placement test settings which only a [_1] may modify.',$dctitle);
        } else {
            $roleoption = &mt('Enter the course with the role of [_1]',$cctitle);
            $settingsoption = &mt('View or modify course settings which only a [_1] may modify.',$dctitle);
@@ -202,6 +213,8 @@ sub print_course_search_page {
             if (@{$roles_by_num} > 1) {
                 if ($type eq 'Community') {
                     $roleoption = &mt('Enter the community with one of the available ad hoc roles');
+                } elsif ($type eq 'Placement') {
+                    $roleoption = &mt('Enter the placement test with one of the available ad hoc roles.');
                 } else {
                     $roleoption = &mt('Enter the course with one of the available ad hoc roles.');
                 }
@@ -209,6 +222,8 @@ sub print_course_search_page {
                 my $rolename = $description->{$roles_by_num->[0]};
                 if ($type eq 'Community') {
                     $roleoption = &mt('Enter the community with the ad hoc role of: [_1]',$rolename);
+                } elsif ($type eq 'Placement') {
+                    $roleoption = &mt('Enter the placement test with the ad hoc role of: [_1]',$rolename);
                 } else {
                     $roleoption = &mt('Enter the course with the ad hoc role of: [_1]',$rolename);
                 }
@@ -216,6 +231,8 @@ sub print_course_search_page {
         }
         if ($type eq 'Community') {
             $settingsoption = &mt('View community settings which only a [_1] may modify.',$dctitle);
+        } elsif ($type eq 'Placement') {
+            $settingsoption = &mt('View placement test settings which only a [_1] may modify.',$dctitle);
         } else {
             $settingsoption = &mt('View course settings which only a [_1] may modify.',$dctitle);
         }
@@ -410,8 +427,6 @@ sub print_modification_menu {
                       'setanon'       => 'View/Modify responders threshold for anonymous survey submissions display',
                       'selfenroll'    => 'View/Modify Self-Enrollment configuration',
                       'setpostsubmit' => 'View/Modify submit button behavior, post-submission',
-                      'setltiauth'    => 'View/Modify re-authentication requirement for LTI launch of deep-linked item',
-                      'setexttool'    => 'View/Modify External Tools permissions',
                     );
     } else {
         %linktext = (
@@ -419,12 +434,10 @@ sub print_modification_menu {
                       'setanon'       => 'View responders threshold for anonymous survey submissions display',
                       'selfenroll'    => 'View Self-Enrollment configuration',
                       'setpostsubmit' => 'View submit button behavior, post-submission',
-                      'setltiauth'    => 'View re-authentication requirement for LTI launch of deep-linked item',
-                      'setexttool'    => 'View External Tools permissions',
                     );
     }
     if ($type eq 'Community') {
-        if ($permission->{'setparms'} eq 'edit') {
+        if ($permission->{'setparms'} eq 'edit') { 
             $categorytitle = 'View/Modify Community Settings';
             $linktext{'setparms'} = 'View/Modify community owner';
             $linktext{'catsettings'} = 'View/Modify catalog settings for community';
@@ -434,7 +447,7 @@ sub print_modification_menu {
             $linktext{'catsettings'} = 'View catalog settings for community';
         }
         $setquota_text = &mt('Total disk space allocated for storage of portfolio files in all groups in a community.');
-        $setuploadquota_text = &mt('Disk space allocated for storage of content uploaded directly to a community via Content Editor.');
+        $setuploadquota_text = &mt('Disk space allocated for storage of content uploaded directly to a community via Content Editor.'); 
     } else {
         if ($permission->{'setparms'} eq 'edit') {
             $categorytitle = 'View/Modify Course Settings';
@@ -459,8 +472,6 @@ sub print_modification_menu {
     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 $mysqltables_text = &mt('Override default for lifetime of "temporary" MySQL tables containing student performance data.');
-    my $ltiauth_text = &mt('Override default for requirement for re-authentication for LTI-limited launch of deep-linked item.');
-    my $exttool_text = &mt('Override default permissions for external tools use for this specific course.');
     $linktext{'viewparms'} = 'Display current settings for automated enrollment';
 
     my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
@@ -521,7 +532,7 @@ sub print_modification_menu {
             {
                 linktext => $linktext{'viewparms'},
                 url => &phaseurl('viewparms'),
-                permission => ($permission->{'viewparms'} && ($type ne 'Community')),
+                permission => ($permission->{'viewparms'} && ($type ne 'Community') && ($type ne 'Placement')),
                 #help => '',
                 icon => 'roles.png',
                 linktitle => ''
@@ -542,22 +553,6 @@ sub print_modification_menu {
                 permission => $permission->{'setpostsubmit'},
                 linktitle => '',
             },
-            {
-                linktext => $linktext{'setltiauth'},
-                icon => 'system-lock-screen.png',
-                #help => '',
-                url => &phaseurl('setltiauth'),
-                permission => $permission->{'setltiauth'},
-                linktitle => '',
-            },
-            {
-                linktext => $linktext{'setexttool'},
-                icon => 'exttool.png',
-                #help => '',
-                url => &phaseurl('setexttool'),
-                permission => $permission->{'setexttool'},
-                linktitle => '',
-            },
         ]
         },
         );
@@ -579,7 +574,7 @@ 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";
         }
         $menu_html .= ' <li>'.&mt('Override defaults for who configures self-enrollment for this specific course.').'</li>'."\n";
@@ -588,9 +583,7 @@ sub print_modification_menu {
                   '<li>'.$setquota_text.'</li>'."\n".
                   '<li>'.$setuploadquota_text.'</li>'."\n".
                   '<li>'.$anon_text.'</li>'."\n".
-                  '<li>'.$postsubmit_text.'</li>'."\n".
-                  '<li>'.$ltiauth_text.'</li>'."\n".
-                  '<li>'.$exttool_text.'</li>'."\n";
+                  '<li>'.$postsubmit_text.'</li>'."\n";
     my ($categories_link_start,$categories_link_end);
     if ($permission->{'catsettings'} eq 'edit') {
         $categories_link_start = '<a href="/adm/domainprefs?actions=coursecategories&amp;phase=display">';
@@ -636,9 +629,9 @@ sub print_adhocrole_selected {
         }
         $selectrole = 1;
     } elsif ($permission->{'adhocrole'} eq 'custom') {
-        my ($okroles,$description) = &Apache::lonnet::get_my_adhocroles($env{'form.pickedcourse'},1);
+        my ($okroles,$description) = &Apache::lonnet::get_my_adhocroles($env{'form.pickedcourse'},1);      
         if (ref($okroles) eq 'ARRAY') {
-            my $possrole = $env{'form.adhocrole'};
+            my $possrole = $env{'form.adhocrole'}; 
             if (($possrole ne '') && (grep(/^\Q$possrole\E$/,@{$okroles}))) {
                 my $confname = &Apache::lonnet::get_domainconfiguser($cdom);
                 $newrole = "cr/$cdom/$confname/$possrole./$cdom/$cnum";
@@ -688,34 +681,9 @@ sub print_settings_display {
                      "<th>$lt{'dcon'}</th>\n".
                      &Apache::loncommon::end_data_table_header_row()."\n";
     foreach my $item (@items) {
-        my $shown = $enrollvar{$item};
-        if ($item eq 'crosslistings') {
-            my (@xlists,@lcsecs);
-            foreach my $entry (split(/,/,$enrollvar{$item})) {
-                my ($xlist,$lc_sec) = split(/:/,$entry);
-                push(@xlists,$xlist);
-                push(@lcsecs,$lc_sec);
-            }
-            if (@xlists) {
-                my $crskey = $cnum.':'.$enrollvar{'coursecode'};
-                my %reformatted =
-                    &Apache::lonnet::auto_instsec_reformat($cdom,'declutter',
-                                                           {$crskey => \@xlists});
-                if (ref($reformatted{$crskey}) eq 'ARRAY') {
-                    my @show;
-                    my @xlcodes = @{$reformatted{$crskey}};
-                    for (my $i=0; $i<@xlcodes; $i++) {
-                        push(@show,$xlcodes[$i].':'.$lcsecs[$i]);
-                    }
-                    if (@show) {
-                        $shown = join(',',@show);
-                    }
-                }
-            }
-        }
         $disp_table .= &Apache::loncommon::start_data_table_row()."\n".
                        "<td><b>$longtype{$item}</b></td>\n".
-                       "<td>$shown</td>\n";
+                       "<td>$enrollvar{$item}</td>\n";
         if (grep(/^\Q$item\E$/,@modifiable_params)) {
             $disp_table .= '<td align="right">'.&mt('Yes').'</td>'."\n";
         } else {
@@ -775,20 +743,15 @@ sub print_setquota {
                                         $cdom,$cnum);
     my $coursequota = $settings{'internal.coursequota'};
     my $uploadquota = $settings{'internal.uploadquota'};
-    if (($uploadquota eq '') || ($coursequota eq '')) {
+    if ($coursequota eq '') {
+        $coursequota = $staticdefaults{'coursequota'};
+    }
+    if ($uploadquota eq '') {
         my %domdefs = &Apache::lonnet::get_domain_defaults($cdom);
         my $quotatype = &Apache::lonuserutils::get_extended_type($cdom,$cnum,$type,\%settings);
+        $uploadquota = $domdefs{$quotatype.'quota'};
         if ($uploadquota eq '') {
-            $uploadquota = $domdefs{$quotatype.'quota'};
-            if ($uploadquota eq '') {
-                $uploadquota = $staticdefaults{'uploadquota'};
-            }
-        }
-        if ($coursequota eq '') {
-            $coursequota = $domdefs{$quotatype.'coursequota'};
-            if ($coursequota eq '') {
-                $coursequota = $staticdefaults{'coursequota'};
-            }
+            $uploadquota = $staticdefaults{'uploadquota'};
         }
     }
     &print_header($r,$type);
@@ -848,7 +811,7 @@ sub print_set_anonsurvey_threshold {
     my $hidden_elements = &hidden_form_elements();
     my ($disabled,$submit);
     if ($readonly) {
-        $disabled = ' disabled="disabled"';
+        $disabled = ' disabled="disabled"'; 
     } else {
         $submit = '<input type="submit" value="'.$lt{'modi'}.'" />';
     }
@@ -941,7 +904,15 @@ ENDDOCUMENT
 sub domain_postsubtimeout {
     my ($cdom,$type,$settings) = @_;
     return unless (ref($settings) eq 'HASH'); 
-    my $lctype = &get_lctype($type,$settings);
+    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;
@@ -957,22 +928,6 @@ sub domain_postsubtimeout {
     return $postsubtimeout;
 }
 
-sub get_lctype {
-    my ($type,$settings) = @_;
-    my $lctype = lc($type);
-    unless ($type eq 'Community') {
-        $lctype = 'unofficial';
-        if (ref($settings) eq 'HASH') {
-            if ($settings->{'internal.coursecode'}) {
-                $lctype = 'official';
-            } elsif ($settings->{'internal.textbook'}) {
-                $lctype = 'textbook';
-            }
-        }
-    }
-    return $lctype;
-}
-
 sub print_catsettings {
     my ($r,$cdom,$cnum,$cdesc,$type,$readonly) = @_;
     &print_header($r,$type);
@@ -1013,6 +968,8 @@ sub print_catsettings {
                       '&nbsp;<label><input name="hidefromcat" type="radio" value="yes" '.$excludeon.$disabled.' />'.&mt('Yes').'</label>&nbsp;&nbsp;&nbsp;<label><input name="hidefromcat" type="radio" value="" '.$excludeoff.$disabled.' />'.&mt('No').'</label><br /><p>');
             if ($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>'.
@@ -1034,7 +991,7 @@ 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>');
             }
         }
@@ -1134,7 +1091,7 @@ sub print_course_modification_page {
         foreach my $cc (@local_ccs) {
             $ownertable .= &Apache::loncommon::start_data_table_row()."\n";
             if ($cc eq $enrollvar{'courseowner'}) {
-                  $ownertable .= '<td><input type="radio" name="courseowner" value="'.$cc.'" checked="checked"'.$disabled.' /></td>'."\n";
+                $ownertable .= '<td><input type="radio" name="courseowner" value="'.$cc.'" checked="checked"'.$disabled.' /></td>'."\n";
             } else {
                 $ownertable .= '<td><input type="radio" name="courseowner" value="'.$cc.'"'.$disabled.' /></td>'."\n";
             }
@@ -1164,7 +1121,7 @@ sub print_course_modification_page {
                       '&nbsp;'.&mt('Course Code'))."\n".
                   '<input type="text" size="15" name="coursecode" value="'.$enrollvar{'coursecode'}.'"'.$disabled.' />'.
                   &Apache::lonhtmlcommon::row_closure());
-        if (&showcredits($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".
@@ -1276,199 +1233,6 @@ sub print_selfenrollconfig {
     return;
 }
 
-sub print_set_ltiauth {
-    my ($r,$cdom,$cnum,$cdesc,$type,$readonly) = @_;
-    my %lt = &Apache::lonlocal::texthash(
-                'requ' => 'Requirement for re-authentication for student LTI-limited launch of deep-linked item',
-                'link' => 'Link protection can be set to accept username for an enrolled student (if sent by Consumer)',
-                'logi' => 'Login needed, regardless of user information sent by LTI Consumer in (signed) parameters',
-                'used' => 'Use domain default',
-                'cour' => 'Use course-specific setting',
-                'curd' => 'Current domain default is',
-                'valu' => 'Value for this course',
-                'modi' => 'Save',
-                'back' => 'Pick another action',
-    );
-    my ($domdef,$checkeddom,$checkedcrs,$domdefdisplay,$divsty,$authok,$authno);
-    $domdef = 0;
-    $checkeddom = ' checked="checked"';
-    $domdefdisplay = $lt{'logi'};
-    $divsty = 'display:none';
-    $authno = ' checked="checked"';
-    my %domconfig =
-        &Apache::lonnet::get_dom('configuration',['coursedefaults'],$cdom);
-    if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
-        $domdef = $domconfig{'coursedefaults'}{'ltiauth'};
-    }
-    if ($domdef) {
-        $domdefdisplay = $lt{'link'};
-    }
-    my %settings = &Apache::lonnet::get('environment',['internal.ltiauth'],$cdom,$cnum);
-    my $ltiauth = $settings{'internal.ltiauth'};
-
-    if ($ltiauth ne '') {
-        $checkedcrs = $checkeddom;
-        $checkeddom = '';
-        $divsty = 'display:inline-block';
-        if ($ltiauth) {
-            $authok = ' checked="checked"';
-        }
-    }
-    &print_header($r,$type);
-    my $hidden_elements = &hidden_form_elements();
-    my ($disabled,$submit);
-    if ($readonly) {
-        $disabled = ' disabled="disabled"';
-    } else {
-        $submit = '<input type="button" onclick="javascript:changePage(this.form,'."'processltiauth'".');" value="'.$lt{'modi'}.'" />';
-    }
-    my $helpitem = &Apache::loncommon::help_open_topic('Modify_Course_LTI_Authen');
-    $r->print(<<ENDDOCUMENT);
-<form action="/adm/modifycourse" method="post" name="setltiauth">
-<h3>$helpitem $lt{'requ'} <span class="LC_nobreak">$cdesc</span></h3>
-<p><span class="LC_nobreak">$lt{'curd'}: <span style="font-style:italic">$domdefdisplay</span></span</p>
-<p><span class="LC_nobreak">
-<label><input type="radio" name="ltiauthset" value="dom" onclick="toggleLTIOptions(this.form);"$checkeddom$disabled />$lt{'used'}</label></span><br />
-<span class="LC_nobreak">
-<label><input type="radio" name="ltiauthset" value="course" onclick="toggleLTIOptions(this.form);"$checkedcrs$disabled />$lt{'cour'}</label></span>
-<fieldset id="crsltiauth" style="$divsty">
-<legend>$lt{'valu'}</legend>
-<span class="LC_nobreak">
-<label><input type="radio" name="ltiauth" value="0"$authno$disabled />$lt{'logi'}</label>
-</span><br />
-<span class="LC_nobreak">
-<label><input type="radio" name="ltiauth" value="1"$authok$disabled />$lt{'link'}</label>
-</span>
-</fieldset>
-$submit
-</p>
-$hidden_elements
-<a href="javascript:changePage(document.setltiauth,'menu')">$lt{'back'}</a>
-</form>
-ENDDOCUMENT
-    return;
-}
-
-sub print_set_exttool {
-    my ($r,$cdom,$cnum,$cdesc,$type,$readonly) = @_;
-    my %titles = &exttool_titles($type);
-    my ($domdef,$domdefdom,$checkeddom,$checkedcrs,$domdefdisplay,$divsty);
-    $domdef = 0;
-    $domdefdom = 1;
-    $checkeddom = ' checked="checked"';
-    $divsty = 'display:none';
-    my %settings = &Apache::lonnet::get('environment',['internal.coursecode',
-                                        'internal.textbook'],$cdom,$cnum);
-    my $lctype = &get_lctype($type,\%settings);
-    my %domconfig =
-        &Apache::lonnet::get_dom('configuration',['coursedefaults'],$cdom);
-    if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
-        if (ref($domconfig{'coursedefaults'}{'exttool'}) eq 'HASH') {
-            if (exists($domconfig{'coursedefaults'}{'exttool'}{$lctype})) {
-                $domdef = $domconfig{'coursedefaults'}{'exttool'}{$lctype};
-            }
-        }
-        if (ref($domconfig{'coursedefaults'}{'domexttool'}) eq 'HASH') {
-            if (exists($domconfig{'coursedefaults'}{'domexttool'}{$lctype})) {
-                $domdefdom = $domconfig{'coursedefaults'}{'domexttool'}{$lctype};
-            }
-        }
-    }
-    if ($domdef && $domdefdom) {
-        $domdefdisplay = $titles{'both'};
-    } elsif ($domdef) {
-        $domdefdisplay = $titles{'crs'};
-    } elsif ($domdefdom) {
-        $domdefdisplay = $titles{'dom'};
-    } else {
-        $domdefdisplay = $titles{'none'};
-    }
-    my %settings = &Apache::lonnet::get('environment',['internal.exttool'],$cdom,$cnum);
-    my $crsexttool = $settings{'internal.exttool'};
-    my %crschecked = (
-                         both => ' checked="checked"',
-                         dom  => '',
-                         crs => '',
-                         none => '',
-                     );
-    if ($crsexttool ne '') {
-        $checkedcrs = $checkeddom;
-        $checkeddom = '';
-        $divsty = 'display:inline-block';
-        foreach my $option ('both','dom','crs','none') {
-            if ($crsexttool eq $option) {
-                $crschecked{$option} = ' checked="checked"';
-            } else {
-                $crschecked{$option} = '';
-            }
-        }
-    }
-    &print_header($r,$type);
-    my $hidden_elements = &hidden_form_elements();
-    my ($disabled,$submit);
-    if ($readonly) {
-        $disabled = ' disabled="disabled"';
-    } else {
-        $submit = '<input type="button" onclick="javascript:changePage(this.form,'."'processexttool'".');" value="'.$titles{'modi'}.'" />';
-    }
-    my $helpitem = &Apache::loncommon::help_open_topic('Modify_Course_External_Tool');
-    $r->print(<<ENDDOCUMENT);
-<form action="/adm/modifycourse" method="post" name="setexttool">
-<h3>$helpitem $titles{'extt'}</h3>
-<h4><span class="LC_nobreak">$type: $cdesc</span></h4>
-<p><span class="LC_nobreak">$titles{'curd'}: <span style="font-style:italic">$domdefdisplay</span></span</p>
-<p><span class="LC_nobreak">
-<label><input type="radio" name="exttoolset" value="dom" onclick="toggleExtToolOptions(this.form);"$checkeddom$disabled />$titles{'used'}</label></span><br />
-<span class="LC_nobreak">
-<label><input type="radio" name="exttoolset" value="course" onclick="toggleExtToolOptions(this.form);"$checkedcrs$disabled />$titles{'cour'}</label></span>
-<fieldset id="crsexttool" style="$divsty">
-<legend>$titles{'valu'}</legend>
-<span class="LC_nobreak">
-<label><input type="radio" name="exttool" value="both"$crschecked{'both'}$disabled />$titles{'both'}</label>
-</span><br />
-<span class="LC_nobreak">
-<label><input type="radio" name="exttool" value="dom"$crschecked{'dom'}$disabled />$titles{'dom'}</label>
-</span><br />
-<span class="LC_nobreak">
-<label><input type="radio" name="exttool" value="crs"$crschecked{'crs'}$disabled />$titles{'crs'}</label>
-</span><br />
-<span class="LC_nobreak">
-<label><input type="radio" name="exttool" value="none"$crschecked{'none'}$disabled />$titles{'none'}</label>
-</span>
-</fieldset><br />
-$submit
-</p>
-$hidden_elements
-<a href="javascript:changePage(document.setexttool,'menu')">$titles{'back'}</a>
-</form>
-ENDDOCUMENT
-    return;
-}
-
-sub exttool_titles {
-    my ($type) = @_;
-    my %titles = &Apache::lonlocal::texthash(
-                'extt' => 'External Tool permissions',
-                'none' => 'Use of external tools not permitted',
-                'crs' => 'Only external tools defined in course may be used',
-                'dom' => 'Only external tools defined in domain may be used',
-                'both' => 'External tools defined/configured in either domain or course may be used',
-                'used' => 'Use domain default',
-                'cour' => 'Use course-specific setting',
-                'curd' => 'Current domain default is',
-                'valu' => 'Value for this course',
-                'modi' => 'Save',
-                'back' => 'Pick another action',
-    );
-    if ($type eq 'Community') {
-        $titles{'crs'} = &mt('Only external tools defined in community may be used');
-        $titles{'both'} = &mt('External tools defined/configured in either domain or community may be used');
-        $titles{'cour'} = &mt('Use community-specific setting');
-        $titles{'valu'} = &mt('Value for this community');
-    }
-    return %titles;
-}
-
 sub modify_selfenrollconfig {
     my ($r,$type,$cdesc,$coursehash) = @_;
     return unless(ref($coursehash) eq 'HASH');
@@ -1570,7 +1334,7 @@ sub modify_course {
                  'internal.pendingco-owners','internal.selfenrollmgrdc',
                  'internal.selfenrollmgrcc','internal.mysqltables');
     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)) {  
@@ -1720,18 +1484,6 @@ sub modify_course {
             my $putres = &Apache::lonnet::courseidput($cdom,\%crsinfo,$chome,'notime');
             if (($putres eq 'ok') && (($changed{'owner'} || $changed{'code'}))) {
                 &update_coowners($cdom,$cnum,$chome,\%settings,\%newattr);
-                if ($changed{'code'}) {
-                    &Apache::lonnet::devalidate_cache_new('instcats',$cdom);
-                    # Update cache of self-cataloging courses on institution's server(s).
-                    if (&Apache::lonnet::shared_institution($cdom)) {
-                        unless ($registered_cleanup) {
-                            my $handlers = $r->get_handlers('PerlCleanupHandler');
-                            $r->set_handlers('PerlCleanupHandler' => [\&devalidate_remote_instcats,@{$handlers}]);
-                            $registered_cleanup=1;
-                            $modified_dom = $cdom;
-                        }
-                    }
-                }
             }
         }
     }
@@ -1805,7 +1557,7 @@ 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.'));
@@ -2466,217 +2218,6 @@ sub modify_catsettings {
     return;
 }
 
-sub modify_ltiauth {
-    my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
-    my %lt = &Apache::lonlocal::texthash(
-                'requ' => 'Requirement for re-authentication for student LTI-limited launch of deep-linked item',
-                'link' => 'Link protection can be set to accept username for an enrolled student (if sent by Consumer)',
-                'logi' => 'Login needed, regardless of user information sent by LTI Consumer in (signed) parameters',
-                'used' => 'Use domain default',
-                'cour' => 'Use course-specific setting',
-                'modi' => 'Save',
-                'back' => 'Pick another action',
-    );
-    &print_header($r,$type);
-    $r->print('<form action="/adm/modifycourse" method="post" name="processltiauth">'."\n".
-              '<h3>'.$lt{'requ'}.
-              ' <span class="LC_nobreak">'.$cdesc.'</span></h3>');
-    my %oldsettings = &Apache::lonnet::get('environment',['internal.ltiauth'],$cdom,$cnum);
-    my $oldltiauth = $oldsettings{'internal.ltiauth'};
-    my $domdef;
-    my %domconfig =
-        &Apache::lonnet::get_dom('configuration',['coursedefaults'],$cdom);
-    if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
-        $domdef = $domconfig{'coursedefaults'}{'ltiauth'};
-    }
-    my ($newltiauth,$nochange,$change,$status,$error,$ltiauth);
-    if ($env{'form.ltiauthset'} eq 'dom') {
-        if ($oldltiauth eq '') {
-            $nochange = 1;
-        } else {
-            $change = 1;
-        }
-    } elsif ($env{'form.ltiauthset'} eq 'course') {
-        if ($env{'form.ltiauth'} =~ /^0|1$/) {
-            $newltiauth = $env{'form.ltiauth'};
-        }
-        if ($oldltiauth == $newltiauth) {
-            $nochange = 1;
-        } else {
-            $change = 1;
-        }
-    }
-    if ($change) {
-        if ($newltiauth ne '') {
-            my %cenv = (
-                         'internal.ltiauth' => $newltiauth,
-                       );
-            if (&Apache::lonnet::put('environment',\%cenv,$cdom,$cnum) eq 'ok') {
-                if ($env{'course.'.$cdom.'_'.$cnum.'.description'} ne '') {
-                    &Apache::lonnet::appenv(
-                       {'course.'.$cdom.'_'.$cnum.'.internal.ltiauth' => $newltiauth});
-                }
-            } else {
-                $error = 1;
-            }
-        } else {
-            if (&Apache::lonnet::del('environment',['internal.ltiauth'],$cdom,$cnum) eq 'ok') {
-                if (exists($env{'course.'.$cdom.'_'.$cnum.'.internal.ltiauth'})) {
-                    &Apache::lonnet::delenv('course.'.$cdom.'_'.$cnum.'.internal.ltiauth');
-                }
-            } else {
-                $error = 1;
-            }
-        }
-    }
-    if ($error) {
-        $nochange = 1;
-    }
-    if ($nochange) {
-        $ltiauth = $oldltiauth;
-    } else {
-        $ltiauth = $newltiauth;
-    }
-    if ($ltiauth eq '') {
-        $status = $lt{'used'}.': ';
-        if ($domdef) {
-            $status .= '<span style="font-style:italic">'.$lt{'link'}.'</span>';
-        } else {
-            $status .= '<span style="font-style:italic">'.$lt{'logi'}.'</span>';
-        }
-    } else {
-        $status = $lt{'cour'}.': ';
-        if ($ltiauth) {
-            $status .= '<span style="font-style:italic">'.$lt{'link'}.'</span>';
-        } else {
-            $status .= '<span style="font-style:italic">'.$lt{'logi'}.'</span>';
-        }
-    }
-    if ($error) {
-        $r->print('<p class="LC_warning">'.&mt('An error occurred when saving your changes').'</p>');
-    }
-    $r->print('<p>');
-    if ($nochange) {
-        $r->print(&mt('Re-authentication requirement for LTI launch of deep-linked item is unchanged'));
-    } elsif ($change) {
-        $r->print(&mt('Re-authentication requirement for LTI launch of deep-linked changed'));
-    }
-    $r->print('<br />'.$status);
-    $r->print('</p><p>'.
-              '<a href="javascript:changePage(document.processltiauth,'."'menu'".')">'.
-              $lt{'back'}.'</a></p>');
-    $r->print(&hidden_form_elements().'</form>');
-    return;
-}
-
-sub modify_exttool {
-    my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
-    my %titles = &exttool_titles($type);
-    &print_header($r,$type);
-    $r->print('<form action="/adm/modifycourse" method="post" name="processexttool">'."\n".
-              '<h3>'.$titles{'extt'}.'</h3>'.
-              '<h4><span class="LC_nobreak">'.$type.': '.$cdesc.'</span></h4>');
-    my %oldsettings = &Apache::lonnet::get('environment',['internal.exttool'],$cdom,$cnum);
-    my $oldcrsexttool = $oldsettings{'internal.exttool'};
-    my $domdefdom = 1;
-    my $domdef = 0;
-    my $domdefdisplay;
-    my %settings = &Apache::lonnet::get('environment',['internal.coursecode',
-                                        'internal.textbook'],$cdom,$cnum);
-    my $lctype = &get_lctype($type,\%settings);
-    my %domconfig =
-        &Apache::lonnet::get_dom('configuration',['coursedefaults'],$cdom);
-    if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
-        if (ref($domconfig{'coursedefaults'}{'domexttool'}) eq 'HASH') {
-            if (exists($domconfig{'coursedefaults'}{'domexttool'}{$lctype})) {
-                $domdefdom = $domconfig{'coursedefaults'}{'domexttool'}{$lctype};
-            }
-        }
-        if (ref($domconfig{'coursedefaults'}{'exttool'}) eq 'HASH') {
-            if (exists($domconfig{'coursedefaults'}{'exttool'}{$lctype})) {
-                $domdef = $domconfig{'coursedefaults'}{'exttool'}{$lctype};
-            }
-        }
-    }
-    if ($domdef && $domdefdom) {
-        $domdefdisplay = $titles{'both'};
-    } elsif ($domdef) {
-        $domdefdisplay = $titles{'crs'};
-    } elsif ($domdefdom) {
-        $domdefdisplay = $titles{'dom'};
-    } else {
-        $domdefdisplay = $titles{'none'};
-    }
-    my ($newcrsexttool,$nochange,$change,$status,$error,$exttool);
-    if ($env{'form.exttoolset'} eq 'dom') {
-        if ($oldcrsexttool eq '') {
-            $nochange = 1;
-        } else {
-            $change = 1;
-        }
-    } elsif ($env{'form.exttoolset'} eq 'course') {
-        if ($env{'form.exttool'} =~ /^both|dom|crs|none$/) {
-            $newcrsexttool = $env{'form.exttool'};
-        }
-        if ($oldcrsexttool eq $newcrsexttool) {
-            $nochange = 1;
-        } else {
-            $change = 1;
-        }
-    }
-    if ($change) {
-        if ($newcrsexttool ne '') {
-            my %cenv = (
-                         'internal.exttool' => $newcrsexttool,
-                       );
-            if (&Apache::lonnet::put('environment',\%cenv,$cdom,$cnum) eq 'ok') {
-                if ($env{'course.'.$cdom.'_'.$cnum.'.description'} ne '') {
-                    &Apache::lonnet::appenv(
-                       {'course.'.$cdom.'_'.$cnum.'.internal.exttool' => $newcrsexttool});
-                }
-            } else {
-                $error = 1;
-            }
-        } else {
-            if (&Apache::lonnet::del('environment',['internal.exttool'],$cdom,$cnum) eq 'ok') {
-                if (exists($env{'course.'.$cdom.'_'.$cnum.'.internal.exttool'})) {
-                    &Apache::lonnet::delenv('course.'.$cdom.'_'.$cnum.'.internal.exttool');
-                }
-            } else {
-                $error = 1;
-            }
-        }
-    }
-    if ($error) {
-        $nochange = 1;
-    }
-    if ($nochange) {
-        $exttool = $oldcrsexttool;
-    } else {
-        $exttool = $newcrsexttool;
-    }
-    if ($exttool eq '') {
-        $status = $titles{'used'}.': <span style="font-style:italic">'.$domdefdisplay.'</span>';
-    } else {
-        $status = $titles{'cour'}.': <span style="font-style:italic">'.$titles{$exttool}.'</span>';
-    }
-    if ($error) {
-        $r->print('<p class="LC_warning">'.&mt('An error occurred when saving your changes').'</p>');
-    }
-    $r->print('<p>');
-    if ($nochange) {
-        $r->print(&mt('External Tool permissions unchanged'));
-    } elsif ($change) {
-        $r->print(&mt('External Tool permissions changed'));
-    }
-    $r->print('<br />'.$status);
-    $r->print('</p><p>'.
-              '<a href="javascript:changePage(document.processexttool,'."'menu'".')">'.
-              $titles{'back'}.'</a></p>');
-    $r->print(&hidden_form_elements().'</form>');
-    return;
-}
-
 sub print_header {
     my ($r,$type,$javascript_validations) = @_;
     my $phase = "start";
@@ -2715,10 +2256,9 @@ ENDJS
         $js .= <<"ENDSCRIPT";
 
 function verify_quota() {
-    var newcoursequota = document.setquota.coursequota.value;
-    var newuploadquota = document.setquota.uploadquota.value;
+    var newquota = document.setquota.coursequota.value; 
     var num_reg = $regexp;
-    if ((num_reg.test(newcoursequota)) && (num_reg.test(newuploadquota))) {
+    if (num_reg.test(newquota)) {
         changePage(document.setquota,'processquota');
     } else {
         alert("$invalid\\n$alert");
@@ -2833,64 +2373,6 @@ function togglePostsubmit(caller) {
 
 ENDSCRIPT
 
-    } elsif ($phase eq 'setltiauth') {
-        $js .= <<"ENDJS";
-function toggleLTIOptions(form) {
-    var radioname = 'ltiauthset';
-    var divid = 'crsltiauth';
-    var num = form.elements[radioname].length;
-    if (num) {
-        var setvis = '';
-        for (var i=0; i<num; i++) {
-            if (form.elements[radioname][i].checked) {
-                if (form.elements[radioname][i].value == 'course') {
-                    if (document.getElementById(divid)) {
-                        document.getElementById(divid).style.display = 'inline-block';
-                    }
-                    setvis = 1;
-                }
-                break;
-            }
-        }
-        if (!setvis) {
-            if (document.getElementById(divid)) {
-                document.getElementById(divid).style.display = 'none';
-            }
-        }
-    }
-    return;
-}
-
-ENDJS
-    } elsif ($phase eq 'setexttool') {
-        $js .= <<"ENDJS";
-function toggleExtToolOptions(form) {
-    var radioname = 'exttoolset';
-    var divid = 'crsexttool';
-    var num = form.elements[radioname].length;
-    if (num) {
-        var setvis = '';
-        for (var i=0; i<num; i++) {
-            if (form.elements[radioname][i].checked) {
-                if (form.elements[radioname][i].value == 'course') {
-                    if (document.getElementById(divid)) {
-                        document.getElementById(divid).style.display = 'inline-block';
-                    }
-                    setvis = 1;
-                }
-                break;
-            }
-        }
-        if (!setvis) {
-            if (document.getElementById(divid)) {
-                document.getElementById(divid).style.display = 'none';
-            }
-        }
-    }
-    return;
-}
-
-ENDJS
     }
     my $starthash;
     if ($env{'form.phase'} eq 'adhocrole') {
@@ -2901,14 +2383,6 @@ ENDJS
         $starthash = {
            add_entries => {'onload' => "hide_searching(); courseSet(document.filterpicker.official, 'load');"},
                      };
-    } elsif ($env{'form.phase'} eq 'setltiauth') {
-        $starthash = {
-           add_entries => {'onload' => "toggleLTIOptions(document.setltiauth);"},
-                     };
-    } elsif ($env{'form.phase'} eq 'setexttool') {
-        $starthash = {
-           add_entries => {'onload' => "toggleExtToolOptions(document.setexttool);"},
-                     };
     }
     $r->print(&Apache::loncommon::start_page('View/Modify Course/Community Settings',
 					     &Apache::lonhtmlcommon::scripttag($js),
@@ -2916,6 +2390,8 @@ ENDJS
     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 {
         $bread_text = 'Course Settings';
     }
@@ -3006,8 +2482,8 @@ sub hidden_form_elements {
           'locarg','krbarg','krbver','counter','hidefromcat','usecategory',
           'threshold','postsubmit','postsubtimeout','defaultcredits','uploadquota',
           'selfenrollmgrdc','selfenrollmgrcc','action','state','currsec_st',
-          'sections','newsec','mysqltables','nopasswdchg','ltiauth','ltiauthset',
-          'exttoolset','exttool'],['^selfenrollmgr_','^selfenroll_'])."\n".
+          'sections','newsec','mysqltables','nopasswdchg'],
+          ['^selfenrollmgr_','^selfenroll_'])."\n".
           '<input type="hidden" name="prevphase" value="'.$env{'form.phase'}.'" />';
     return $hidden_elements;
 }
@@ -3040,10 +2516,6 @@ sub get_permission {
             processcat        => 'edit',
             selfenroll        => 'edit',
             adhocrole         => 'coord',
-            setltiauth        => 'edit',
-            processltiauth    => 'edit',
-            setexttool        => 'edit',
-            processexttool    => 'edit',
         );
         if ($passwdconf{'crsownerchg'}) {
             $permission{passwdchg} = 'edit';
@@ -3059,8 +2531,6 @@ sub get_permission {
             catsettings   => 'view',
             selfenroll    => 'view',
             adhocrole     => 'custom',
-            setltiauth    => 'view',
-            setexttool    => 'view',
         );
         if ($passwdconf{'crsownerchg'}) {
             $permission{passwdchg} = 'view';
@@ -3069,22 +2539,6 @@ sub get_permission {
     return ($allowed,\%permission);
 }
 
-sub devalidate_remote_instcats {
-    if ($modified_dom ne '') {
-        my %servers = &Apache::lonnet::internet_dom_servers($modified_dom);
-        my %thismachine;
-        map { $thismachine{$_} = 1; } &Apache::lonnet::current_machine_ids();
-        if (keys(%servers)) {
-            foreach my $server (keys(%servers)) {
-                next if ($thismachine{$server});
-                &Apache::lonnet::remote_devalidate_cache($server,['instcats:'.$modified_dom]);
-            }
-        }
-        $modified_dom = '';
-    }
-    return;
-}
-
 sub handler {
     my $r = shift;
     if ($r->header_only) {
@@ -3093,9 +2547,6 @@ sub handler {
         return OK;
     }
 
-    $registered_cleanup=0;
-    $modified_dom = '';
-
     my $dom = $env{'request.role.domain'};
     my $domdesc = &Apache::lonnet::domain($dom,'description');
     my ($allowed,$permission) = &get_permission($dom);
@@ -3126,6 +2577,8 @@ sub handler {
             }
             if ($type eq 'Community') {
                 $choose_text = "Choose a community";
+            } elsif ($type eq 'Placement') {
+                $choose_text = "Choose a placement test";
             } else {
                 $choose_text = "Choose a course";
             } 
@@ -3142,6 +2595,8 @@ sub handler {
                     my $enter_text;
                     if ($type eq 'Community') {
                         $enter_text = 'Enter community';
+                    } elsif ($type eq 'Placement') {
+                        $enter_text = 'Enter placement test'; 
                     } else {
                         $enter_text = 'Enter course';
                     }
@@ -3164,11 +2619,11 @@ sub handler {
                         my ($cdom,$cnum) = split(/_/,$env{'form.pickedcourse'});
                         my ($readonly,$linktext);
                         if ($permission->{$phase} eq 'view') {
-                           $readonly = 1;
+                           $readonly = 1; 
                         }
                         if (($phase eq 'setquota') && ($permission->{'setquota'})) {
                             if ($permission->{'setquota'} eq 'view') {
-                                $linktext = 'Set quota';
+                                $linktext = 'Set quota'; 
                             } else {
                                 $linktext = 'Display quota';
                             }
@@ -3260,36 +2715,14 @@ sub handler {
                                   text=>"Result"});
                                 &modify_selfenrollconfig($r,$type,$cdesc,$coursehash);
                             }
-                        } elsif (($phase eq 'setltiauth') && ($permission->{'setltiauth'})) {
-                            &Apache::lonhtmlcommon::add_breadcrumb
-                            ({href=>"javascript:changePage(document.$phase,'$phase')",
-                              text=>"Requirement for re-authentication for LTI launch of deep-linked item"});
-                            &print_set_ltiauth($r,$cdom,$cnum,$cdesc,$type,$readonly);
-                        } elsif (($phase eq 'processltiauth') && ($permission->{'processltiauth'})) {
-                            &Apache::lonhtmlcommon::add_breadcrumb
-                            ({href=>"javascript:changePage(document.$phase,'setltiauth')",
-                              text=>"Requirement for re-authentication for LTI launch of deep-linked item"},
-                             {href=>"javascript:changePage(document.$phase,'$phase')",
-                              text=>"Result"});
-                            &modify_ltiauth($r,$cdom,$cnum,$cdesc,$domdesc,$type);
-                        } elsif (($phase eq 'setexttool') && ($permission->{'setexttool'})) {
-                            &Apache::lonhtmlcommon::add_breadcrumb
-                            ({href=>"javascript:changePage(document.$phase,'$phase')",
-                              text=>"External Tool permission"});
-                            &print_set_exttool($r,$cdom,$cnum,$cdesc,$type,$readonly);
-                        } elsif (($phase eq 'processexttool') && ($permission->{'processexttool'})) {
-                            &Apache::lonhtmlcommon::add_breadcrumb
-                            ({href=>"javascript:changePage(document.$phase,'setexttool')",
-                              text=>"External Tool permission"},
-                             {href=>"javascript:changePage(document.$phase,'$phase')",
-                              text=>"Result"});
-                            &modify_exttool($r,$cdom,$cnum,$cdesc,$domdesc,$type);
                         }
                     }
                 } else {
                     $r->print('<span class="LC_error">');
                     if ($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'));
                     }