--- loncom/interface/lonrequestcourse.pm	2015/08/24 14:50:22	1.93
+++ loncom/interface/lonrequestcourse.pm	2021/03/06 23:08:03	1.95.2.6
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Request a course
 #
-# $Id: lonrequestcourse.pm,v 1.93 2015/08/24 14:50:22 raeburn Exp $
+# $Id: lonrequestcourse.pm,v 1.95.2.6 2021/03/06 23:08:03 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -119,6 +119,10 @@ use Apache::loncoursequeueadmin;
 use Apache::lonuserutils;
 use LONCAPA qw(:DEFAULT :match);
 
+my $registered_flush;
+my $registered_instcats;
+my $modified_dom;
+
 sub handler {
     my ($r) = @_;
     &Apache::loncommon::content_type($r,'text/html');
@@ -127,6 +131,10 @@ sub handler {
         return OK;
     }
 
+    $registered_flush = 0;
+    $registered_instcats = 0;
+    $modified_dom = '';
+
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
         ['action','showdom','cnum','state','crstype','queue','tabs']);
     &Apache::lonhtmlcommon::clear_breadcrumbs();
@@ -2097,6 +2105,18 @@ sub print_personnel_menu {
         $output .= &Apache::lonhtmlcommon::row_headline().
                   '<h3>'.&Apache::loncommon::help_open_topic('Course_Request_Personnel').'&nbsp;'.$lt{$crstype}.' '.&mt('Include other personnel?').'</h3>';
     }
+    my $cansearch = 1;
+    my @alldoms = &Apache::lonnet::all_domains();
+    if (@alldoms == 1) {
+        my %domsrch = &Apache::lonnet::get_dom('configuration',
+                                               ['directorysrch'],$alldoms[0]);
+        if (ref($domsrch{'directorysrch'}) eq 'HASH') {
+            if ((!$domsrch{'directorysrch'}{'available'}) &&
+                ($domsrch{'directorysrch'}{'lcavailable'} eq '0')) {
+                $cansearch = 0;
+            }
+        }
+    }
     for (my $i=0; $i<$persontotal; $i++) { 
         my @linkargs = map { 'person_'.$i.'_'.$_ } (@items);
         my $linkargstr = join("','",@linkargs);
@@ -2121,9 +2141,14 @@ sub print_personnel_menu {
         }
         $sectionselector .= $newtitle.
             '<input type="text" name="person_'.$i.'_newsec" size="15" value="" />'."\n";
-        my $usersrchlinktxt = &mt('Search for user');
-        my $usersrchlink =  &Apache::loncommon::selectuser_link($formname,@linkargs,$dom,
-                            $usersrchlinktxt);
+        my $usersrchlink;
+        if ($cansearch) {
+            my $usersrchlinktxt = &mt('Search for user');
+            $usersrchlink = &Apache::loncommon::selectuser_link($formname,@linkargs,$dom,
+                                                                $usersrchlinktxt);
+        } else {
+            $usersrchlink = '&nbsp;';
+        }
         my $userchklinktxt = &mt('Check username');
         my $userchklink = &Apache::loncommon::selectuser_link($formname,@linkargs,$dom,
                             $userchklinktxt,'checkusername');
@@ -2370,7 +2395,7 @@ sub print_cancel_request {
                       &Apache::loncommon::start_data_table_row().
                       '<td>'.$history{details}{'cdescr'}.'</td><td>'.
                       &Apache::lonlocal::locallocaltime($timestamp).'</td>'.
-                      '<td>'.$showtype.'</td>'.
+                      '<td>'.&mt($showtype).'</td>'.
                       &Apache::loncommon::end_data_table_row().
                       &Apache::loncommon::end_data_table().
                       '<br /><div class="LC_warning">';
@@ -2724,7 +2749,7 @@ sub requestlog_display_filter {
                         $typename = $typenames->{$crstype};
                     }
                 }
-                $output .= '<option value="'.$crstype.'"'.$selstr.'>'.$typename.'</option>'."\n";
+                $output .= '<option value="'.$crstype.'"'.$selstr.'>'.&mt($typename).'</option>'."\n";
             }
             $output .= '</select></td>';
         }
@@ -3162,7 +3187,7 @@ sub clone_form {
         &Apache::loncommon::select_dom_form($dom,'clonedom').'</label>'.
         &Apache::lonhtmlcommon::row_closure(1).
         &Apache::lonhtmlcommon::row_title($lt{'cid'}).'<label>'.
-        '<input type="text" size="25" name="clonecrs" value="" onfocus="this.blur();opencrsbrowser('."'$formname','clonecrs','clonedom','','','','','$type'".')" />'.
+        '<input type="text" size="25" name="clonecrs" value="" onfocus="this.blur();opencrsbrowser('."'$formname','clonecrs','clonedom','','','','$type'".')" />'.
         '</label>&nbsp;'.
         &Apache::loncommon::selectcourse_link($formname,'clonecrs','clonedom','','','',$type).
         &Apache::lonhtmlcommon::row_closure(1).
@@ -3212,7 +3237,7 @@ sub coursecode_form {
         }
         if (@{$codetitles} > 0) {
             my $lastitem = pop(@{$codetitles});
-            my $lastinput = '<input type="text" size="5" name="'.$sel.'_'.                                            $lastitem.'" />';
+            my $lastinput = '<input type="text" size="5" name="'.$sel.'_'.$lastitem.'" />';
             if (@{$codetitles} > 0) {
                 my $helplink;
                 if (defined($helpitem{$context})) {
@@ -3829,6 +3854,24 @@ sub process_request {
                 }
                 $output .= '</p>';
                 $creationresult = 'created';
+                # Flush the course logs so reverse user roles immediately updated
+                unless ($registered_flush) {
+                    my $handlers = $r->get_handlers('PerlCleanupHandler');
+                    $r->set_handlers('PerlCleanupHandler' => [\&Apache::lonnet::flushcourselogs,@{$handlers}]);
+                    $registered_flush=1;
+                }
+                if ($instcode ne '') {
+                    &Apache::lonnet::devalidate_cache_new('instcats',$dom);
+                    # Update cache of self-cataloging courses on institution's server(s).
+                    if (&Apache::lonnet::shared_institution($dom)) {
+                        unless ($registered_instcats) {
+                            my $handlers = $r->get_handlers('PerlCleanupHandler');
+                            $r->set_handlers('PerlCleanupHandler' => [\&devalidate_remote_instcats,@{$handlers}]);
+                            $registered_instcats=1;
+                            $modified_dom = $dom;
+                        }
+                    }
+                }
             } else {
                 $output = '<span class="LC_error">';
                 if ($crstype eq 'community') {
@@ -3964,6 +4007,22 @@ sub process_request {
     }
 }
 
+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]);
+            }
+        }
+        $modified_dom = '';
+    }
+    return;
+}
+
 sub custom_formitems {
     my ($preprocess,$customhash) = @_;
     return unless ((ref($preprocess) eq 'HASH') && (ref($customhash) eq 'HASH'));  
@@ -4272,9 +4331,10 @@ sub pending_validation_form {
                         $buttontext = &mt('Create course');
                     }
                 }
+                my $hostname = &Apache::lonnet::hostname($lonhost);
                 my $protocol = $Apache::lonnet::protocol{$lonhost};
                 $protocol = 'http' if ($protocol ne 'https');
-                my $crscreator = $protocol.'://'.&Apache::lonnet::hostname($lonhost).'/cgi-bin/createpending.pl';
+                my $crscreator = $protocol.'://'.$hostname.'/cgi-bin/createpending.pl';
                 $output .= '<input type="hidden" name="crscreator" value="'.$crscreator.'" />'."\n".
                            '<input type="hidden" name="token" value="'.$token.'" />'."\n".
                            '<input type="submit" name="validate" value="'.$buttontext.'" />'."\n".
@@ -4554,7 +4614,16 @@ sub print_textbook_form {
         $cc_clone .= $cdom.':'.$cnum.'&';
         unless (exists($cloneable{$cdom.'_'.$cnum})) {
             my %courseinfo = &Apache::lonnet::coursedescription($cdom.'_'.$cnum,{'one_time' => 1});
-            $cloneable{$cdom.'_'.$cnum} = \%courseinfo;
+            $cloneable{$cdom.'_'.$cnum} = {
+                                               context => $courseinfo{'internal.creationcontext'},
+                                               created => $courseinfo{'internal.created'},
+                                               creator => $courseinfo{'internal.creator'},
+                                               description => $courseinfo{'description'},
+                                               inst_code => $courseinfo{'coursecode'},
+                                               owner => $courseinfo{'internal.courseowner'},
+                                               releaserequired => $courseinfo{'internal.releaserequired'},
+                                               type  => $courseinfo{'type'},
+                                           };
         }
     }
 
@@ -4850,11 +4919,14 @@ sub clone_selection_table {
                 $cleantitle=~s/'/\\'/g;
                 $cleantitle =~ s/^\s+//;
                 my ($namestr,@owners,%ownernames);
-                my $singleowner = $cloneableref->{$cid}{'internal.courseowner'};
-                push(@owners,$singleowner);
+                if ($cloneableref->{$cid}{'owner'} ne '') {
+                    push(@owners,$cloneableref->{$cid}{'owner'});
+                }
                 if ($cloneableref->{$cid}{'co-owners'} ne '') {
-                    foreach my $item (split(/,/,$cloneableref->{$cid}{'internal.co-owners'})) {
-                        push(@owners,$item);
+                    foreach my $item (split(/,/,$cloneableref->{$cid}{'co-owners'})) {
+                        if (($item ne '') && (!grep(/^\Q$item\E$/,@owners))) {
+                            push(@owners,$item);
+                        }
                     }
                 }
                 foreach my $owner (@owners) {
@@ -5003,6 +5075,9 @@ sub process_textbook_request {
             } else {
                 $details->{dateshift} = '';
             }
+        } elsif (($reqtype eq 'textbook') || ($reqtype eq 'template')) {
+            $details->{datemode} = 'delete';
+            $details->{dateshift} = '';
         }
         if ($details->{dateshift} ne '') {
             $details->{dateshift} =~ s/[^\d\.]+//g;