--- loncom/interface/lonpickcourse.pm	2009/07/25 23:16:04	1.83
+++ loncom/interface/lonpickcourse.pm	2017/01/03 17:47:57	1.124
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Pick a course
 #
-# $Id: lonpickcourse.pm,v 1.83 2009/07/25 23:16:04 raeburn Exp $
+# $Id: lonpickcourse.pm,v 1.124 2017/01/03 17:47:57 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -31,30 +31,51 @@ package Apache::lonpickcourse;
 use strict;
 use Apache::Constants qw(:common);
 use Apache::loncommon;
+use Apache::lonhtmlcommon;
 use Apache::loncoursedata;
 use Apache::lonnet;
 use Apache::lonlocal;
 use Apache::longroup;
-use Apache::courseclassifier;
-use LONCAPA;
+use LONCAPA qw(:DEFAULT :match);
+use JSON::DWIW;
 
 sub handler {
     my $r = shift;
+    if ($env{'form.context'} eq 'adhoc') {
+        &Apache::loncommon::content_type($r,'application/json');
+        $r->send_http_header;
+        my ($possroles,$description) = &Apache::lonnet::get_my_adhocroles($env{'form.cid'});
+        if ((ref($possroles) eq 'ARRAY') && (ref($description) eq 'HASH')) {
+            my $response = [];
+            if (@{$possroles}) {
+                foreach my $role (@{$possroles}) {
+                    push(@{$response},
+                                      { name => $role,
+                                        desc => $description->{$role},
+                                      });
+                }
+            }
+            $r->print(JSON::DWIW->to_json({roles => $response}));
+        }
+        return OK;
+    }
     &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;
     return OK if $r->header_only;
-
+    
 # ------------------------------------------------------------ Print the screen
 
     # Get parameters from query string
     &Apache::loncommon::get_unprocessed_cgi
         ($ENV{'QUERY_STRING'},['domainfilter','form','cnumelement',
 			       'cdomelement','cnameelement','roleelement',
-                               'multiple','type','setroles','fixeddom']);
-    my ($type,$title,$jscript,$multelement,$multiple,$roleelement,
-        $lastaction,$autosubmit,$submitopener);
+                               'multiple','type','setroles','fixeddom','cloner',
+                               'crscode','crsdom']);
+    my ($type,$title,$jscript,$multelement,$multiple,$roleelement,$typeelement,
+        $lastaction,$autosubmit,$submitopener,$cloneruname,$clonerudom,$crscode,
+        $crsdom,$rolechooser);
 
-    # Get course type - Course or Community.
+    # Get course type - Course, Community or Placement.
     $type = $env{'form.type'};
     if (!defined($env{'form.type'})) {
         $type = 'Course';
@@ -68,12 +89,49 @@ sub handler {
         $title = 'Selecting '.$type.'(s)';
     }
 
-    # if called when a DC is selecting a course 
-    my $roledom = $env{'form.roleelement'};
+    # if called when a DC or DH is selecting a course 
+    my ($roledom,$rolename) = split(/:/,$env{'form.roleelement'});
     if ($roledom) {
-        $roleelement = '<input type="hidden" name="roleelement" value="'.$roledom.'" />';
+        $roleelement = '<input type="hidden" name="roleelement" value="'.$env{'form.roleelement'}.'" />';
         $submitopener = &processpick();
-        $autosubmit = 'process_pick("'.$roledom.'")';
+        $autosubmit = 'process_pick("'.$roledom.'","'.$rolename.'")';
+        if ($rolename eq 'dh') {
+            my %lt = &Apache::lonlocal::texthash(
+                     title    => 'Ad hoc role selection',
+                     preamble => 'Please choose an ad hoc role in the course.',
+                     cancel   => 'Click "OK" to enter the course, or "Cancel" to choose a different course.',
+            );
+
+            $rolechooser = <<"END";
+<div id="LC_adhocrole_chooser" title="$lt{'title'}">
+  <p>$lt{'preamble'}</p>
+  <form name="LChelpdeskadhoc" id="LChelpdeskpicker" action="">
+    <div id="LC_choose_adhoc">
+    </div>
+    <input type="submit" tabindex="-1" style="position:absolute; top:-1000px" />
+  </form>
+  <p>$lt{'cancel'}</p>
+</div>
+END
+        }
+    }
+    if ($env{'form.typeelement'} ne '') {
+        $typeelement = '<input type="hidden" name="typeelement" value="'.$env{'form.typeelement'}.'" />';
+    }
+
+    # if called when a DC is creating a course for another user.
+    if ($env{'form.form'} eq 'ccrs') {
+        ($cloneruname,$clonerudom) = ($env{'form.cloner'} =~ /^($match_username):($match_domain)$/);
+        $crscode = $env{'form.crscode'};
+        $crsdom = $env{'request.role.domain'};
+    }
+
+    # if called when requesting a course
+    if ($env{'form.form'} eq 'requestcrs') {
+        $cloneruname = $env{'user.name'};
+        $clonerudom =  $env{'user.domain'};
+        $crscode = $env{'form.crscode'};
+        $crsdom = $env{'form.crsdom'};
     }
 
     my $onlyown = 0;
@@ -83,15 +141,31 @@ sub handler {
     }
 
     my %loaditem;
-    if ($env{'form.numtitles'}) {
-        $loaditem{'onload'} = 'setElements(); ';
+    if (($env{'form.type'} eq 'Course') && ($env{'form.numtitles'})) {
+        if (($env{'form.official'} eq 'on') && ($env{'form.state'} eq 'listing')) {
+            $loaditem{'onload'} = 'setElements(document.filterpicker); ';
+        }
     }
 
     if ((($env{'form.form'} eq 'cu') || ($env{'form.form'} eq 'studentform')) && 
         ($env{'form.pickedcourse'})) {
-            $loaditem{'onload'} .= 'setSections()';
+        if ($type ne 'Community') {
+            my %coursedescription =
+                &Apache::lonnet::coursedescription($env{'form.pickedcourse'},
+                                                   {'one_time' => '1'});
+            my $cdom = $coursedescription{'domain'};
+            my %domdefs = &Apache::lonnet::get_domain_defaults($cdom);
+            if (($domdefs{'officialcredits'} || $domdefs{'unofficialcredits'} || $domdefs{'textbookcredits'})) {
+                $loaditem{'onload'} .= 'setDefaultCredits();';
+            }
+        }
+        $loaditem{'onload'} .= 'setRoles();setSections();';
+    }
+    if ((($env{'form.gosearch'}) && ($env{'form.updater'} eq '')) && (!$onlyown)) {
+        $loaditem{'onload'} .=  'hideSearching(); ';
     }
-    $r->print(&Apache::loncommon::start_page($title,undef,
+    my $js = &Apache::loncommon::js_changer();
+    $r->print(&Apache::loncommon::start_page($title,$js,
 					     {'add_entries' => \%loaditem,
 					      'no_nav_bar'  => 1, }));
 
@@ -112,22 +186,40 @@ sub handler {
     }
 
     # print javascript functions for choosing a course 
-    if ($env{'form.gosearch'} || $onlyown) {
-        $r->print(&gochoose_javascript($type,$multiple,$autosubmit,$lastaction));
+    if ((($env{'form.gosearch'}) && ($env{'form.updater'} eq '')) || 
+        $onlyown) {
+        $r->print(&gochoose_javascript($type,$multiple,$autosubmit,$lastaction,
+                                       $rolename,$rolechooser));
     }
-    $r->print('<script type="text/javascript" language="Javascript">'.$jscript.
-              '</script>');
+    $r->print(&Apache::lonhtmlcommon::scripttag($jscript));
     $r->print($submitopener);
 
 # ------------------------------------------ Display of filters to limit search
     my $filter = {};
     my $action = '/adm/pickcourse';
-    my ($numtitles,$showroles,$nohost);
-    if (!$onlyown) {
-        my $filterlist = ['domainfilter','descriptfilter',
-                          'instcodefilter'];
+    my ($numtitles,$showroles,$nohost,@codetitles);
+    unless ($onlyown) {
+        my $filterlist = ['domainfilter','sincefilter'];
+        # created filter for DCs only
+        if ($env{'user.adv'} && $env{'form.domainfilter'} &&
+            exists($env{'user.role.dc./'.$env{'form.domainfilter'}.'/'})
+            && $env{'form.form'} ne 'portform') {
+            my $loncaparev = &Apache::lonnet::get_server_loncaparev($env{'form.domainfilter'});
+            if ($loncaparev ne 'unknown_cmd') {
+                push(@{$filterlist},'createdfilter');
+            }
+        }
+        push(@{$filterlist},('descriptfilter','instcodefilter'));
         if ($env{'form.form'} eq 'rules') {
-            push(@{$filterlist},'personfilter');
+            push(@{$filterlist},('personfilter','persondomfilter'));
+            if ($env{'form.persondomfilter'} eq '') {
+                unless ($env{'form.gosearch'}) {
+                    $filter->{'persondomfilter'} = $env{'request.role.domain'};
+                }
+            } else {
+                $filter->{'persondomfilter'} =
+                    &LONCAPA::clean_domain($env{'form.persondomfilter'});
+            }
             if (($env{'form.personfilter'} ne '') && ($env{'form.persondomfilter'} ne '')) {
                 if (&Apache::lonnet::homeserver($env{'form.personfilter'},
                                                  $env{'form.persondomfilter'}) eq 'no_host') {
@@ -137,27 +229,92 @@ sub handler {
                 } 
             }
         } else {
-            push(@{$filterlist},'ownerfilter');
+            push(@{$filterlist},('ownerfilter','ownerdomfilter'));
         }
         # course ID filter for DCs only
         if ($env{'user.adv'} && $env{'form.domainfilter'} &&
             exists($env{'user.role.dc./'.$env{'form.domainfilter'}.'/'})) {
             push(@{$filterlist},'coursefilter');
         }
-        $r->print(&build_filters($filterlist,$type,$roleelement,$multelement,
-                                 $filter,$action,\$numtitles));
+        if ($cloneruname ne '' && $clonerudom ne '') {
+            push(@{$filterlist},'cloneableonly');
+        }
+        if ((ref($filterlist) eq 'ARRAY') && (ref($filter) eq 'HASH')) {
+            foreach my $item (@{$filterlist}) {
+                $filter->{$item} = $env{'form.'.$item};
+            }
+        }
+        if ($env{'form.form'} eq 'portform') {
+            $filter->{'domainfilter'} ||= $env{'user.domain'};
+        } elsif ($env{'form.form'} eq 'studentform') {
+            $filter->{'domainfilter'} ||= $env{'request.role.domain'};
+        }
+        my $codedom;
+        if ($env{'form.fixeddom'}) {
+            $codedom = $env{'request.role.domain'};
+        } else {
+            $codedom = $filter->{'domainfilter'};
+        }
+        my ($clonetext,$clonewarning);
+        if (($env{'form.form'} eq 'ccrs') || ($env{'form.form'} eq 'requestcrs')) {
+            (my $coord_cloneable,$clonewarning) =
+                &get_coordinator_cloneable($cloneruname,$clonerudom,$type);
+            if ($env{'form.form'} eq 'ccrs') {
+                $clonetext = '<input type="hidden" name="cloner" value="'.$env{'form.cloner'}.'" />'."\n";
+            }
+            if ($coord_cloneable) {
+                $clonetext .= '<input type="hidden" name="cc_clone" value="'.$coord_cloneable.'" />';
+            }
+            if ($crscode ne '') {
+                $clonetext .= '<input type="hidden" name="crscode" value="'.$crscode.'" />';
+            }
+            if ($crsdom ne '') {
+                $clonetext .= '<input type="hidden" name="crsdom" value="'.$crsdom.'" />';
+            }
+        }
+        $r->print(&Apache::loncommon::build_filters($filterlist,$type,$roleelement,$multelement,
+                                                    $filter,$action,\$numtitles,undef,$cloneruname,
+                                                    $clonerudom,$typeelement,\@codetitles,$codedom,
+                                                    $env{'form.form'},$env{'form.fixeddom'},
+                                                    $env{'form.prevphase'},$env{'form.cnameelement'},
+                                                    $env{'form.cnumelement'},$env{'form.cdomelement'},
+                                                    $env{'form.setroles'},$clonetext,$clonewarning));
     }
 
 # ---------------------------------------------------------------- Get the data
-    if ($env{'form.gosearch'} || $onlyown) {
-        my %courses = &search_courses($r,$type,$onlyown,$filter,$numtitles);
+    if ((($env{'form.gosearch'}) && ($env{'form.updater'} eq '')) || 
+         $onlyown) {
+        my $domcloner;
+        if ($env{'form.form'} eq 'ccrs') {
+            if (($env{'request.role.domain'} eq $env{'form.domainfilter'}) &&
+                (&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {
+                $domcloner = 1;
+            }
+        }
+        my %courses;
+        if (!$onlyown) {
+            $r->print('<div id="searching">'.&mt('Searching ...').'</div>');
+            $r->rflush();
+            my $srchdom = $filter->{'domainfilter'};
+            %courses = &Apache::loncommon::search_courses($srchdom,$type,$filter,$numtitles,
+                                                          $cloneruname,$clonerudom,$domcloner,
+                                                          \@codetitles,$env{'form.cc_clone'},
+                                                          $crsdom,$crscode);
+        } else {
+            $r->print('<br />');
+            my %coursehash = &Apache::loncommon::findallcourses();
+            foreach my $cid (sort(keys(%coursehash))) {
+                $courses{$cid}{'description'} = $env{'course.'.$cid.'.description'};
+            }
+        }
         if ($nohost) {
             $r->print ('<span class="LC_warning">'.
                        &mt('User does not exist - username: [_1], domain: [_2].',
                            '<b>'.$filter->{'personfilter'}.'</b>',
                            '<b>'.$filter->{'persondomfilter'}.'</b>').'</span>');
         } else {
-            &display_matched_courses($r,$type,$multiple,$action,$showroles,%courses);
+            &display_matched_courses($r,$type,$multiple,$action,$showroles,$cloneruname,
+                                     $clonerudom,$crsdom,$crscode,%courses);
         }
     }
     $r->print(&Apache::loncommon::end_page());
@@ -171,7 +328,7 @@ sub processpick {
     }
     my $process_pick = <<"ENDONE";
 <script type="text/javascript">
-function process_pick(dom) {
+function process_pick(dom,rolename) {
     var pickedCourse=opener.document.$openerform.$env{'form.cnumelement'}.value;
     var pickedDomain=opener.document.$openerform.$env{'form.cdomelement'}.value;
     var okDomain = 0;
@@ -180,13 +337,30 @@ ENDONE
         $process_pick .= <<"ENDTWO";
     if (pickedDomain == dom) {
         if (pickedCourse != '') {
-            var courseTarget = "cc./"+pickedDomain+"/"+pickedCourse
-            opener.document.title='Role selected. Please stand by.';
-            opener.status='Role selected. Please stand by.';
-            opener.document.rolechoice.newrole.value=courseTarget
-            opener.document.rolechoice.submit();
+            var courseTarget; 
+            if (rolename == 'cc') {
+                var ccrole = "cc";
+                var pickedType = "$env{'form.type'}";
+                if (pickedType == "Community") {
+                    ccrole = "co";
+                }
+                courseTarget = ccrole+"./"+pickedDomain+"/"+pickedCourse;
+            } else {
+                if (!/\\W/.test(rolename)) {
+                    courseTarget = "cr/"+pickedDomain+"/"+pickedDomain+"-domainconfig/"+rolename+"./"+pickedDomain+"/"+pickedCourse;
+                }
+            }
+            if ((courseTarget != '') && (courseTarget != undefined)) { 
+                opener.document.title='Role selected. Please stand by.';
+                opener.status='Role selected. Please stand by.';
+                opener.document.rolechoice.newrole.value=courseTarget;
+                opener.document.rolechoice.submit();
+            } else {
+                alert("Invalid role selection");
+                return;
+            }
         }
-    } 
+    }
     else {
         alert("You may only use this screen to select courses in the current domain: "+dom+"\\nPlease return to the roles page window and click the 'Select Course' link for domain: "+pickedDomain+",\\n if you are a Domain Coordinator in that domain, and wish to become a Course Coordinator in a course in the domain");
     }
@@ -212,7 +386,19 @@ sub create_user_javascript {
     my $output;
     #javascript for reporting sections and groups then closing
     if ($env{'form.pickedcourse'}) {
-        my ($cdom,$cnum) = split/_/,$env{'form.pickedcourse'};
+        my %coursedescription = 
+            &Apache::lonnet::coursedescription($env{'form.pickedcourse'},
+                                               {'one_time' => '1'});
+        my $cdom = $coursedescription{'domain'};
+        my $cnum = $coursedescription{'num'};
+        my $crstype = $coursedescription{'type'};
+        my %domdefs = &Apache::lonnet::get_domain_defaults($cdom);
+        my ($showcredits,$credits);
+        if (($crstype ne 'Community') &&
+            (($domdefs{'officialcredits'} || $domdefs{'unofficialcredits'} || $domdefs{'textbookcredits'}))) {
+            $showcredits = 1; 
+            $credits = $coursedescription{'internal.defaultcredits'};
+        }
         my $sec_element = 'currsec';
         my $grplist_element = 'groups';
         my ($sections,$groups) =
@@ -223,20 +409,33 @@ sub create_user_javascript {
         my $groupslist = join(',',@{$groups});
         $output = qq|
 <script type="text/javascript">
+// <![CDATA[
 function setSections() {
     opener.document.$env{"form.form"}.$grplist_element.value='$groupslist';
     window.opener.setSect('$seclist');
-    self.close()
+    self.close();
+}
+function setRoles() {
+    window.opener.setRole('$crstype');
+}
+|;
+        if ($showcredits) {
+            $output .= qq|
+function setDefaultCredits() {
+    window.opener.setCredits('$credits');
 }
+|;
+        }
+        $output .= qq|
+// ]]>
 </script>
 |;
-;
     }
     return $output;
 }
 
 sub display_matched_courses {
-    my ($r,$type,$multiple,$action,$showroles,%courses) = @_;
+    my ($r,$type,$multiple,$action,$showroles,$cloneruname,$clonerudom,$crsdom,$crscode,%courses) = @_;
     if ($env{'form.form'} eq 'portform') {
         $action = '/adm/portfolio';
     }
@@ -244,28 +443,90 @@ sub display_matched_courses {
     $r->print('<form name="courselist" method="post" action="'.$action.'">');
     if ($env{'form.form'} eq 'modifycourse') {
         if ($numcourses > 0) {
-            my $cctitle = &Apache::lonnet::plaintext('cc',$type);
-            my $dctitle = &Apache::lonnet::plaintext('dc');
-            my $ccrolechk = ' checked="checked" ';
-            my $menuchk = ' ';
-            if ($env{'form.prevphase'} ne '') {
-                 $ccrolechk = ' ';
-                 $menuchk = ' checked="checked" ';
+            my $ccrole = 'cc';
+            if ($type eq 'Community') {
+                $ccrole = 'co';
             }
+            my $cctitle = &Apache::lonnet::plaintext($ccrole,$type);
+            my $dctitle = &Apache::lonnet::plaintext('dc');
+            my $ccrolechk = ' ';
+            my $possrole;
+            my $menuchk = ' checked="checked" ';
             $r->print(
-                '<fieldset>'
-               .'<legend>'.&mt('Action').'</legend>'
-               .'<div class="LC_nobreak"><label>'
-               .'<input type="radio" name="phase" value="ccrole"'.$ccrolechk.'/>'
-               .'&nbsp;'.&mt('Enter the course with the role of [_1].',$cctitle)
-               .'</label></div>'
-               .'<div class="LC_nobreak"><label>'
-               .'<input type="radio" name="phase" value="menu"'.$menuchk.'/>&nbsp;'
-               .&mt('View or modify course settings which only a [_1] may modify.',$dctitle)
-               .'</label></div>'
-               .'</fieldset>'
-               .'<br />'
-            );
+                '<div class="LC_left_float">'
+               .'<fieldset>'
+               .'<legend>'.&mt('Pick action').'</legend>');
+            my $roleradio = '<span class="LC_nobreak"><label>'.
+                            '<input type="radio" name="phase" value="adhocrole"'.$ccrolechk.'/>'.'&nbsp;';
+            if (&Apache::lonnet::allowed('ccc',$crsdom)) {
+                $possrole = 1;
+                $r->print($roleradio);
+                if ($type eq 'Community') {
+                    $r->print(&mt('Enter the community with the role of [_1].',$cctitle));
+                } elsif ($type eq 'Placement') {
+                    $r->print(&mt('Enter the placement test with the role of [_1].',$cctitle));
+                } else {
+                    $r->print(&mt('Enter the course with the role of [_1].',$cctitle));
+                }
+            } elsif (&Apache::lonnet::allowed('rar',$crsdom)) {
+                my %adhocroles = &Apache::lonnet::userenvironment($env{'user.domain'},$env{'user.name'},
+                                                                  'adhocroles.'.$crsdom);
+                if ($adhocroles{'adhocroles.'.$crsdom} ne '') {
+                    $possrole = 1;
+                    $r->print($roleradio);
+                    my @adhoc = split(/,/,$adhocroles{'adhocroles.'.$crsdom});
+                    if (@adhoc > 1) {
+                        my %adhochash;
+                        map { $adhochash{$_} = $_; } @adhoc; 
+                        my $selector = &Apache::loncommon::select_form($adhoc[0],'adhocrole',\%adhochash);
+                        if ($type eq 'Community') {
+                            $r->print(&mt('Enter the community with one of the available ad hoc roles: [_1].',
+                                          $selector)); 
+                        } elsif ($type eq 'Placement') {
+                            $r->print(&mt('Enter the placement test with one of the available ad hoc roles: [_1].',
+                                          $selector));
+                        } else {
+                            $r->print(&mt('Enter the course with one of the available ad hoc roles: [_1].',
+                                          $selector));
+                        }
+                    } else {
+                        if ($type eq 'Community') {
+                            $r->print(&mt('Enter the community with the ad hoc role of: [_1]',$adhoc[0]));
+                        } elsif ($type eq 'Placement') {
+                            $r->print(&mt('Enter the placement test with the ad hoc role of: [_1]',$adhoc[0]));
+                        } else {
+                            $r->print(&mt('Enter the course with the ad hoc role of: [_1]',$adhoc[0]));
+                        }
+                        $r->print('<input type="hidden" name="adhocrole" value="'.$adhoc[0].'" />');
+                    }
+                }
+            }
+            if ($possrole) { 
+                $r->print('</label></span><br />');
+            }
+            $r->print('<span class="LC_nobreak"><label>'
+                     .'<input type="radio" name="phase" value="menu"'.$menuchk.'/>&nbsp;');
+            if (&Apache::lonnet::allowed('ccc',$crsdom)) {
+                if ($type eq 'Community') {
+                    $r->print(&mt('View or modify community settings which only a [_1] may modify.',$dctitle));
+                } elsif ($type eq 'Placement') {
+                    $r->print(&mt('View or modify placement test settings which only a [_1] may modify.',$dctitle));
+                } else {
+                    $r->print(&mt('View or modify course settings which only a [_1] may modify.',$dctitle));
+                }
+            } elsif (&Apache::lonnet::allowed('rar',$crsdom)) {
+                if ($type eq 'Community') {
+                    $r->print(&mt('View community settings which only a [_1] may modify.',$dctitle));
+                } elsif ($type eq 'Placement') {
+                    $r->print(&mt('View placement test settings which only a [_1] may modify.',$dctitle));
+                } else {
+                    $r->print(&mt('View course settings which only a [_1] may modify.',$dctitle));
+                }
+            }
+            $r->print('</label></span>'
+                     .'</fieldset></div>'
+                     .'<br clear="all" />'
+                     );
         }
     }
     my %by_descrip;
@@ -283,9 +544,9 @@ sub display_matched_courses {
     }
  
     if ($numcourses > 1 && $multiple) {
-        $r->print('<input type="button" value="check all"
+        $r->print('<input type="button" value="'.&mt('check all').'"
                   onclick="javascript:checkAll(document.courselist.course_id)" />
-                  &nbsp;&nbsp;<input type="button" value="uncheck all"
+                  &nbsp;&nbsp;<input type="button" value="'.&mt('uncheck all').'"
                   onclick="javascript:uncheckAll(document.courselist.course_id)" />
                   <br /><br />');
     }
@@ -293,13 +554,17 @@ sub display_matched_courses {
     if (%courses) {
         $r->print(&Apache::loncommon::start_data_table());
         $r->print(&Apache::loncommon::start_data_table_header_row());
+        my $titlehdr = &mt('Course Title');
+        if ($type eq 'Community') {
+            $titlehdr = &mt('Community Title');
+        }
         $r->print('<th>'.&mt('Select').'</th>'
-                 .'<th>'.&mt('Course Title').'</th>'
-                 .'<th>'.&mt('Domain').'</th>'
-                 .'<th>'.&mt('Course Code').'</th>'
-                 .'<th>'.&mt('Owner/Co-owner(s)').'</th>'
-                 .'<th>'.&mt('Type').'</th>'
-                 );
+                 .'<th>'.$titlehdr.'</th>'
+                 .'<th>'.&mt('Domain').'</th>');
+        unless (($type eq 'Community') || ($type eq 'Placement')) {
+            $r->print('<th>'.&mt('Course Code').'</th>');
+        }
+        $r->print('<th>'.&mt('Owner/Co-owner(s)').'</th>');
         if ($showroles) {
             $r->print('<th>'.&mt("Role(s) for [_1]",
                 &Apache::loncommon::plainname($env{'form.personfilter'},
@@ -307,21 +572,132 @@ sub display_matched_courses {
         }
         $r->print(&Apache::loncommon::end_data_table_header_row());
     }
+    my %cc_cloneable;
+    if (($env{'form.form'} eq 'ccrs') || ($env{'form.form'} eq 'requestcrs')) {
+        my ($coord_cloneable,$warning) =
+            &get_coordinator_cloneable($cloneruname,$clonerudom,$type);
+        if ($coord_cloneable) {
+            map {$cc_cloneable{$_} = 1;} split('&',$coord_cloneable);
+        }
+    }
+    my (%gotdomdefaults,%gotcodedefaults);
     foreach my $description (sort { lc($a) cmp lc($b) } (keys(%by_descrip))) {
         foreach my $course (@{$by_descrip{$description}}) {
             $r->print(&Apache::loncommon::start_data_table_row());
             my $cleandesc=&HTML::Entities::encode($description,'<>&"');
             $cleandesc=~s/'/\\'/g;
             my ($cdom,$cnum)=split(/\_/,$course);
-            my ($descr,$instcode,$ttype,@owners);
+            my ($descr,$instcode,$ttype,$canclone,@owners);
             if (ref($courses{$course}) eq 'HASH') {
                 $descr = $courses{$course}{'description'};
-                $instcode =  $courses{$course}{'inst_code'};
-                $ttype =  $courses{$course}{'type'};
-                push(@owners,&unescape($courses{$course}{'owner'}));
-                if (ref($courses{$course}{'co-owners'}) eq 'ARRAY') {
-                    foreach my $item (@{$courses{$course}{'co-owners'}}) {
-                        push(@owners,&unescape($item));
+                $instcode = $courses{$course}{'inst_code'};
+                $ttype = $courses{$course}{'type'};
+                if (($env{'form.form'} eq 'ccrs') || ($env{'form.form'} eq 'requestcrs')) {
+                    if ($env{'form.form'} eq 'ccrs') {
+                        if (($env{'request.role.domain'} eq $cdom) &&
+                            (&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {
+                            $canclone = 1;
+                        }
+                    }
+                    unless ($canclone) { 
+                        if ($cc_cloneable{$cnum.':'.$cdom}) {
+                            $canclone = 1;
+                        }
+                    }
+                    unless ($canclone) {
+                        my $cloners = $courses{$course}{'cloners'};
+                        if ($cloners ne '') {
+                            my @cloneable = split(',',$cloners);
+                            if (grep(/^\*$/,@cloneable)) {
+                                $canclone = 1;
+                            }
+                            if (grep(/^\*:\Q$clonerudom\E$/,@cloneable)) {
+                                $canclone = 1;
+                            }
+                            if (grep(/^\Q$cloneruname\E:\Q$clonerudom\E$/,@cloneable)) {
+                                $canclone = 1;
+                            }
+                            unless ($canclone) {
+                                if (($instcode) && ($crscode) && ($cdom eq $crsdom)) {
+                                    foreach my $cloner (@cloneable) {
+                                        if (($cloner ne '*') && ($cloner !~ /^\*\:$match_domain$/) &&
+                                            ($cloner !~ /^$match_username\:$match_domain$/) && ($cloner ne '')) {
+                                            if ($cloner =~ /\=/) {
+                                                my (%codedefaults,@code_order);
+                                                if (ref($gotcodedefaults{$cdom}) eq 'HASH') {
+                                                    if (ref($gotcodedefaults{$cdom}{'defaults'}) eq 'HASH') {
+                                                        %codedefaults = %{$gotcodedefaults{$cdom}{'defaults'}};
+                                                    }
+                                                    if (ref($gotcodedefaults{$cdom}{'order'}) eq 'ARRAY') {
+                                                        @code_order = @{$gotcodedefaults{$cdom}{'order'}};
+                                                    }
+                                                } else {
+                                                    &Apache::lonnet::auto_instcode_defaults($cdom,
+                                                                                            \%codedefaults,
+                                                                                            \@code_order);
+                                                    $gotcodedefaults{$cdom}{'defaults'} = \%codedefaults;
+                                                    $gotcodedefaults{$cdom}{'order'} = \@code_order;
+                                                }
+                                                if (@code_order > 0) {
+                                                    if (&Apache::lonnet::check_instcode_cloning(\%codedefaults,\@code_order,
+                                                                                                $cloner,$instcode,$crscode)) {
+                                                        $canclone = 1;
+                                                        last;
+                                                    }
+                                                }
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        } else {
+                            my %domdefs;
+                            if (ref($gotdomdefaults{$cdom}) eq 'HASH') {
+                                %domdefs = %{$gotdomdefaults{$cdom}};
+                            } else {
+                                %domdefs = &Apache::lonnet::get_domain_defaults($cdom);
+                                $gotdomdefaults{$cdom} = \%domdefs;
+                            }
+                            if ($domdefs{'canclone'}) {
+                                unless ($domdefs{'canclone'} eq 'none') {
+                                    if ($domdefs{'canclone'} eq 'domain') {
+                                        if ($clonerudom eq $cdom) {
+                                            $canclone = 1;
+                                        }
+                                    } elsif (($instcode) && ($crscode) &&
+                                             ($cdom eq $crsdom)) {
+                                        my (%codedefaults,@code_order); 
+                                        if (ref($gotcodedefaults{$cdom}) eq 'HASH') {
+                                            if (ref($gotcodedefaults{$cdom}{'defaults'}) eq 'HASH') {
+                                                %codedefaults = %{$gotcodedefaults{$cdom}{'defaults'}};
+                                            }
+                                            if (ref($gotcodedefaults{$cdom}{'order'}) eq 'ARRAY') {
+                                                @code_order = @{$gotcodedefaults{$cdom}{'order'}};
+                                            }
+                                        } else {
+                                            &Apache::lonnet::auto_instcode_defaults($cdom,
+                                                                                    \%codedefaults,
+                                                                                    \@code_order);
+                                            $gotcodedefaults{$cdom}{'defaults'} = \%codedefaults;
+                                            $gotcodedefaults{$cdom}{'order'} = \@code_order;
+                                        }
+                                        if (@code_order > 0) {
+                                            if (&Apache::lonnet::default_instcode_cloning($cdom,$domdefs{'canclone'},
+                                                                                          $instcode,$crscode,\%codedefaults,
+                                                                                          \@code_order)) {
+                                                $canclone = 1;
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+                push(@owners,$courses{$course}{'owner'});
+                if ($courses{$course}{'co-owners'} ne '') {
+                    foreach my $item (split(/,/,$courses{$course}{'co-owners'})) {
+                        push(@owners,$item);
                     }
                 }
             } else {
@@ -329,28 +705,23 @@ sub display_matched_courses {
                 ($descr,$instcode,$singleowner,$ttype)=split(/:/,$courses{$course});
                 push(@owners,&unescape($singleowner));
             }
-            my $ownerstr = join(', ',@owners);
-            $r->print('<td>'.&course_chooser($multiple,$cdom,$cnum,$cleandesc).'</td>');
+            my $ownerstr = join(', ',map { &Apache::loncommon::plainname(split(':',$_)); } @owners);
+            $r->print('<td>'.&course_chooser($multiple,$cdom,$cnum,$cleandesc,$canclone).'</td>');
             $r->print('<td>'.$description.'</td>');
             $r->print('<td>');
             $r->print(&Apache::lonnet::domain($cdom,'description')?
                       $cdom.' ('.&Apache::lonnet::domain($cdom,'description').')':$cdom);
             $r->print('</td>');
-            $r->print('<td>');
-            if ($instcode ne '') {
-                $r->print(&unescape($instcode));
-            } else {
-                $r->print('&nbsp;');
+            unless (($type eq 'Community') || ($type eq 'Placement')) { 
+                $r->print('<td>');
+                if ($instcode ne '') {
+                    $r->print(&unescape($instcode));
+                } else {
+                    $r->print('&nbsp;');
+                }
+                $r->print('</td>');
             }
-            $r->print('</td>');
             $r->print('<td>'.$ownerstr.'</td>');
-            $r->print('<td>');
-            if ($ttype ne '') {
-                $r->print(&mt(&unescape($ttype)));
-            } else {
-                $r->print('&nbsp;');
-            }
-            $r->print('</td>');
             if ($showroles) {
                 $r->print('<td>');
                 my $rolestr;
@@ -361,7 +732,7 @@ sub display_matched_courses {
                             my (undef,$crdom,$crname,$crtitle) = split('/',$role);
                             $rolestr .= $crtitle.', ';
                         } else {
-                            $rolestr .= &Apache::lonnet::plaintext($role,$ttype).', ';
+                            $rolestr .= &Apache::lonnet::plaintext($role,$type).', ';
                         }
                     }
                     $rolestr =~ s/\, $//;
@@ -378,9 +749,9 @@ sub display_matched_courses {
     }
 
     if (!%courses) {
-        $r->print(&mt('None found'));
+        $r->print('<p class="LC_info">'.&mt('None found').'</p>');
     } elsif ($multiple) {
-        $r->print('<input type="button" value="Submit" onClick="gochoose('."'','','')".'" />');
+        $r->print('<input type="button" value="'.&mt('Submit').'" onclick="gochoose('."'','','')".'" />');
     }
     $r->print('<input type="hidden" name="form" value="'.$env{'form.form'}.'" />'.
               "\n".'<input type="hidden" name="pickedcourse" value="" />'."\n".
@@ -401,6 +772,11 @@ sub display_matched_courses {
                   $env{'form.cnumelement'}.'" />'."\n".  
                   '<input type="hidden" name="cdomelement" value="'.
                   $env{'form.cdomelement'}.'" />'."\n");
+        if ($env{'form.typeelement'} ne '') {
+            $r->print('<input type="hidden" name="typeelement" value="'.
+                      $env{'form.typeelement'}.'" />'."\n");
+
+        }
     }
     if ((exists($env{'form.fixeddom'})) && ($env{'form.form'} eq 'rules')) {
         $r->print('<input type="hidden" name="fixeddom" value="'.
@@ -420,333 +796,54 @@ sub multiples_tag {
     return ($jscript,$multelement);
 }
 
-sub build_filters {
-    my ($filterlist,$type,$roleelement,$multelement,$filter,$action,
-        $numtitlesref,$caller) = @_;
-    my $list;
-    my $formname;
-    my ($fixeddom,$codedom,$jscript);
-    if (defined($env{'form.form'})) {
-        $formname = $env{'form.form'};
-    } else {
-        $formname = $caller;
-    }
-    my ($domainselectform,$sincefilterform,$ownerdomselectform,$persondomselectform,
-        $instcodeform,$typeselectform,$instcodetitle);
-    foreach my $item (@{$filterlist}) {
-        $filter->{$item} = $env{'form.'.$item};
-        if ($item ne 'descriptfilter' && $item ne 'instcodefilter') {
-	    if ($item eq 'domainfilter') {
-		$filter->{$item} = &LONCAPA::clean_domain($filter->{$item});
-	    } elsif ($item eq 'coursefilter') {
-		$filter->{$item} = &LONCAPA::clean_courseid($filter->{$item});
-	    } elsif ($item eq 'ownerfilter') {
-		$filter->{$item} = &LONCAPA::clean_username($filter->{$item});
-                $filter->{'ownerdomfilter'} = 
-                    &LONCAPA::clean_domain($env{'form.ownerdomfilter'});
-                $ownerdomselectform =
-                    &Apache::loncommon::select_dom_form($filter->{'ownerdomfilter'},
-                                                        'ownerdomfilter',1);
-            } elsif ($item eq 'personfilter') {
-                $filter->{$item} = &LONCAPA::clean_username($filter->{$item});
-                if ($env{'form.persondomfilter'} eq '') {
-                    unless ($env{'form.gosearch'}) {
-                        $filter->{'persondomfilter'} = $env{'request.role.domain'};
-                    }
-                } else {
-                    $filter->{'persondomfilter'} =
-                        &LONCAPA::clean_domain($env{'form.persondomfilter'});
-                }
-                $persondomselectform =
-                    &Apache::loncommon::select_dom_form($filter->{'persondomfilter'},
-                                                        'persondomfilter',1);
-	    } else {
-		$filter->{$item} =~ s/\W//g;
-	    }
-            if (!$filter->{$item}) {
-                $filter->{$item} = '';
-            }
-        }
-        if ($item eq 'domainfilter') {
-	    my $allow_blank = 1;
-	    if ($formname eq 'portform') {
-		$filter->{$item} ||= $env{'user.domain'};
-		$allow_blank=0;
-	    } elsif ($formname eq 'studentform') {
-                $filter->{$item} ||= $env{'request.role.domain'};
-                $allow_blank=0;
-            }
-            if ($env{'form.fixeddom'}) {
-                $domainselectform = '<input type="hidden" name="domainfilter"'.
-                                    'value="'.$env{'request.role.domain'}.'" />'.
-                                    &Apache::lonnet::domain($env{'request.role.domain'},
-                                                            'description');
-                $codedom = $env{'request.role.domain'};
-            } else {
-                $domainselectform =
-		    &Apache::loncommon::select_dom_form($filter->{$item},
-		    				        'domainfilter',
-						        $allow_blank);
-                $codedom = $filter->{'domainfilter'};
-            }
-        } else {
-            $list->{$item} = &HTML::Entities::encode($filter->{$item},'<>&"');
-        }
-    }
-
-    # last course activity filter and selection
-    $filter->{'sincefilter'} = $env{'form.sincefilter'};
-    $filter->{'sincefilter'} =~ s/[^\d-]//g;
-    if (!$filter->{'sincefilter'}) { $filter->{'sincefilter'}=-1; }
-    $sincefilterform=&Apache::loncommon::select_form($filter->{'sincefilter'},
-       'sincefilter',('-1'=>'',
-                      '86400' => 'today',
-                      '604800' => 'last week',
-                      '2592000' => 'last month',
-                      '7776000' => 'last three months',
-                      '15552000' => 'last six months',
-                      '31104000' => 'last year',
-                      'select_form_order' =>
-                      ['-1','86400','604800','2592000','7776000',
-                      '15552000','31104000']));
-
-    my %lt = (
-              'cac' => &mt("$type Activity"),
-              'cde' => &mt("$type Title"),
-              'cdo' => &mt("$type Domain"),
-              'ins' => &mt('Institutional Code'),
-              'inc' => &mt('Institutional Categorization'),
-              'cow' => &mt("$type Owner/Co-owner"),
-              'cop' => &mt("$type Personnel Includes"),
-              'cog' => &mt('Course Type')
-             );
-
-    $typeselectform =  '<select name="type" size="1">'."\n";
-    my $officialjs;
-    if ($type eq 'Course') {
-        if ($env{'form.fixeddom'}) {
-            $officialjs = 1;
-            ($instcodeform,$jscript,$$numtitlesref) = 
-                &instcode_selectors($codedom,'filterpicker',$officialjs);
-        }
-        if ($instcodeform eq '') {
-            $instcodeform = 
-                '<input type="text" name="instcodefilter" size="10" value="'.
-                $list->{'instcodefilter'}.'" />';
-            $instcodetitle = $lt{'ins'};
-        } else {
-            $instcodetitle = $lt{'inc'};
-        }
-        if ($env{'form.fixeddom'}) {
-            $instcodetitle .= '<br />('.$codedom.')';
-        }
-        if ($jscript ne '') {
-            $jscript = '<script type="text/javascript" language="Javascript">'.$jscript.
-                       '</script>'."\n";
-        }
-    }
-    foreach my $posstype ('Course','Community') {
-        $typeselectform.='<option value="'.$posstype.'"'.
-            ($posstype eq $type ? ' selected="selected" ' : ''). ">".&mt($posstype)."</option>\n";
-    }
-    $typeselectform.="</select>";
-    my $output = qq|
-<form method="post" name="filterpicker" action="$action">
-<input type="hidden" name="form" value="$formname" />
-|;
-    if ($formname eq 'modifycourse') {
-        $output .= '<input type="hidden" name="phase" value="courselist" />'."\n".
-                   '<input type="hidden" name="prevphase" value="'.
-                   $env{'form.prevphase'}.'" />'."\n";
+sub get_coordinator_cloneable {
+    my ($cloneruname,$clonerudom,$type) = @_;
+    if (($cloneruname!~/\w/) || ($clonerudom!~/\w/)) {
+        my $warning = '<div class="LC_warning">'.&mt('Intended course owner not specified').
+                   '</div>';
+        return ('',$warning);
+    } elsif (&Apache::lonnet::homeserver($cloneruname,$clonerudom) eq 'no_host') {
+        my $warning = '<div class="LC_error">'.&mt('Intended course owner does not exist').
+                   '</div>';
+        return ('',$warning);
     } else {
-        my $name_input;
-        if ($env{'form.cnameelement'} ne '') {
-            $name_input = '<input type="hidden" name="cnameelement" value="'.
-                          $env{'form.cnameelement'}.'" />';
-        }
-        $output .= qq|
-<input type="hidden" name="cnumelement" value="$env{'form.cnumelement'}" />
-<input type="hidden" name="cdomelement" value="$env{'form.cdomelement'}" />
-$name_input
-$roleelement
-$multelement
-|;
-        if ($formname eq 'portform') {
-            $output .= '<input type="hidden" name="setroles" value="'.$env{'form.setroles'}.'" />'."\n";
-        }
-    }
-    if ($env{'form.fixeddom'}) { 
-        $output .= '<input type="hidden" name="fixeddom" value="'.$env{'form.fixeddom'}.'" />'."\n";
-    }
-    $output .= "<br />\n".&Apache::lonhtmlcommon::start_pick_box();
-    if ($sincefilterform) { 
-        $output .= &Apache::lonhtmlcommon::row_title($lt{'cac'})
-                  .$sincefilterform
-                  .&Apache::lonhtmlcommon::row_closure();
-    }
-    if ($domainselectform) {
-        $output .= &Apache::lonhtmlcommon::row_title($lt{'cdo'})
-                  .$domainselectform
-                  .&Apache::lonhtmlcommon::row_closure();
-    } 
-    if ($typeselectform) {
-        $output .= &Apache::lonhtmlcommon::row_title($lt{'cog'})
-                  .$typeselectform
-                  .&Apache::lonhtmlcommon::row_closure();
-    }
-    if ($instcodeform) {
-        $output .= &Apache::lonhtmlcommon::row_title($instcodetitle)
-                  .$instcodeform
-                  .&Apache::lonhtmlcommon::row_closure();
-    }
-    if (exists($filter->{'ownerfilter'})) {
-        $output .= &Apache::lonhtmlcommon::row_title($lt{'cow'}).
-                   '<table><tr><td>'.&mt('Username').'<br />'.
-                   '<input type="text" name="ownerfilter" size="20" value="'.
-                   $list->{'ownerfilter'}.'" /></td><td>'.&mt('Domain').'<br />'.
-                   $ownerdomselectform.'</td></tr></table>'.
-                   &Apache::lonhtmlcommon::row_closure();
-    }
-    if (exists($filter->{'personfilter'})) {
-        $output .= &Apache::lonhtmlcommon::row_title($lt{'cop'}).
-                   '<table><tr><td>'.&mt('Username').'<br />'.
-                   '<input type="text" name="personfilter" size="20" value="'.
-                   $list->{'personfilter'}.'" /></td><td>'.&mt('Domain').'<br />'.
-                   $persondomselectform.'</td></tr></table>'.
-                   &Apache::lonhtmlcommon::row_closure();
-    }
-    if (exists($filter->{'coursefilter'})) {
-        $output .= &Apache::lonhtmlcommon::row_title(&mt('LON-CAPA course ID'))
-                  .'<input type="text" name="coursefilter" size="25" value="'
-                  .$list->{'coursefilter'}.'" />'
-                  .&Apache::lonhtmlcommon::row_closure();
-    }
-    if (exists($filter->{'descriptfilter'})) {
-        $output .= &Apache::lonhtmlcommon::row_title($lt{'cde'})
-                  .'<input type="text" name="descriptfilter" size="40" value="'
-                  .$list->{'descriptfilter'}.'" />'
-                  .&Apache::lonhtmlcommon::row_closure(1);
-    }
-    $output .= &Apache::lonhtmlcommon::end_pick_box();
-    $output .= '<p><input type="submit" name="gosearch" value="'. 
-               &mt('Search').'" /></p>'."\n".'</form>'."\n".'<hr />'."\n";
-    return $jscript.$output;
-}
-
-sub instcode_selectors {
-    my ($codedom,$formname,$officialjs) = @_;
-    my ($output,@codetitles,%cat_titles,%cat_order,%cat_items);
-    my ($jscript,$totcodes,$numtitles,$lasttitle) =
-        &Apache::courseclassifier::instcode_selectors_data($codedom,$formname,
-                           \%cat_items,\@codetitles,\%cat_titles,\%cat_order,$officialjs);
-    if ($numtitles > 0) {
-        my $unofficial = ' checked="checked" ';
-        my $official = '';
-        if ($env{'form.official'}) {
-            $official = $unofficial;
-            $unofficial = '';
-        }
-        $output .= '<span class="LC_nobreak">'.&mt('Official course:').'&nbsp;<label>'.
-                   '<input type="radio" name="official" value="1"'.$official.' />'.
-                   &mt('Yes').'</label>'.('&nbsp;'x3).'<label>'.
-                   '<input type="radio" name="official" value="0"'.$unofficial.
-                   ' onclick="toggleOfficial();" />'.&mt('No').'</label></span><br />'.
-                   &Apache::courseclassifier::build_instcode_selectors($numtitles,
-                   $lasttitle,\%cat_items,\@codetitles,\%cat_titles,\%cat_order)."\n".
-                   '<input type="hidden" name="numtitles" value="'.$numtitles.'" />'."\n".
-                   '<input type="hidden" name="state" value="listing" />'."\n";
- 
-    }
-    return ($output,$jscript,$numtitles);
-}
-
-sub search_courses {
-    my ($r,$type,$onlyown,$filter,$numtitles) = @_;
-    my (%courses,%showcourses);
-    if (!$onlyown) {
-        $r->print(&mt('Searching ...').'<br />&nbsp;<br />');
-        $r->rflush();
-        if (($filter->{'ownerfilter'} ne '') ||
-            ($filter->{'ownerdomfilter'} ne '')) {
-            $filter->{'combownerfilter'} = $filter->{'ownerfilter'}.':'.
-                                           $filter->{'ownerdomfilter'};
-        }
-        foreach my $item ('descriptfilter','coursefilter','combownerfilter') {
-            if (!$filter->{$item}) {
-                $filter->{$item}='.';
-            }
-        }
-        my $timefilter = 
-           ($filter->{'sincefilter'}==-1?1:time-$filter->{'sincefilter'});
-        my ($instcodefilter,$regexpok);
-        if ($numtitles) {
-            if ($env{'form.official'}) {
-                $instcodefilter = 
-                    &Apache::courseclassifier::instcode_search_str($filter->{'domainfilter'},
-                                                                   $numtitles);
-                $regexpok = 1;
-            }
+        my ($cc_clone,$ccrole);
+        if ($type eq 'Community') {
+            $ccrole = 'co';
         } else {
-            $instcodefilter = $filter->{'instcodefilter'};
+            $ccrole = 'cc';
         }
-        if ($instcodefilter eq '') { $instcodefilter = '.'; }
-        if ($type eq '') { $type = '.'; }
-        %courses = 
-            &Apache::lonnet::courseiddump($filter->{'domainfilter'},
-                                          $filter->{'descriptfilter'},
-                                          $timefilter,
-                                          $instcodefilter,
-                                          $filter->{'combownerfilter'},
-                                          $filter->{'coursefilter'},
-                                          undef,undef,$type,$regexpok);
-        if (($filter->{'personfilter'} ne '') && ($filter->{'persondomfilter'} ne '')) {
-            my %rolehash = &Apache::lonnet::get_my_roles($filter->{'personfilter'},
-                                                         $filter->{'persondomfilter'},
-                                                         'userroles',undef,
-                                                         ['cc','in','ad','ep','ta','cr'],
-                                                         $filter->{'domainfilter'});
-            foreach my $role (keys(%rolehash)) {
-                my ($cnum,$cdom,$courserole) = split(':',$role);
-                my $cid = $cdom.'_'.$cnum;
-                if (exists($courses{$cid})) {
-                    if (ref($courses{$cid}) eq 'HASH') {
-                        if (ref($courses{$cid}{roles}) eq 'ARRAY') {
-                            if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) { 
-                                push (@{$courses{$cid}{roles}},$courserole);
-                            }
-                        } else {
-                            $courses{$cid}{roles} = [$courserole];
-                        }
-                        $showcourses{$cid} = $courses{$cid};
-                    }
-                }
-            }
-            %courses = %showcourses;
-        }
-    } else {
-        $r->print('<br />');
-        my %coursehash = &Apache::loncommon::findallcourses(); 
-        foreach my $cid (sort(keys(%coursehash))) {
-            $courses{$cid}{'description'} = $env{'course.'.$cid.'.description'};
+        my %ccroles = &Apache::lonnet::get_my_roles($cloneruname,$clonerudom,
+                                                    'userroles',['active'], [$ccrole]);
+        foreach my $key (sort(keys(%ccroles))) {
+            my ($cnum,$cdom,$role) = split(':',$key);
+            $cc_clone .= $cdom.':'.$cnum.'&';
         }
+        $cc_clone =~ s/\&$//;
+        return ($cc_clone);
     }
-    return %courses;
 }
 
 sub course_chooser {
-    my ($multiple,$cdom,$cnum,$cleandesc) = @_;
+    my ($multiple,$cdom,$cnum,$cleandesc,$canclone) = @_;
     my $output; 
     if ($multiple) {
         $output = '<label><input type="checkbox" name="course_id" value="'.$cdom.'_'.$cnum.'" />'."\n";
+    } elsif ((($env{'form.form'} eq 'ccrs') || ($env{'form.form'} eq 'requestcrs')) && (!$canclone))  {
+        if ($env{'form.form'} eq 'ccrs') {
+            $output = &mt('No cloning for [_1]',$env{'form.cloner'})."\n";
+        } else {
+            $output = &mt('No rights to clone')."\n";
+        }
     } else {
-        $output = '<input type="button" value="'.&mt('Select').'" onClick="gochoose('.
+        $output = '<input type="button" value="'.&mt('Select').'" onclick="gochoose('.
                   "'".$cnum."','".$cdom."','".$cleandesc."')".'" />'."\n";
     }
     return $output;
 }
 
 sub gochoose_javascript {
-    my ($type,$multiple,$autosubmit,$lastaction) = @_;
+    my ($type,$multiple,$autosubmit,$lastaction,$rolename,$rolechooser) = @_;
     my %elements = (
                      'Course' => {
                                  name  => 'coursepick',
@@ -754,15 +851,34 @@ sub gochoose_javascript {
                                  list  => 'courselist',
                                  },
                      'Community' => {
-                                 name  => 'grouppick',
-                                 total => 'grouptotal',
-                                 list  => 'grouplist',
+                                 name  => 'coursepick',
+                                 total => 'coursetotal',
+                                 list  => 'courselist',
                               },
+                     'Placement' => {
+                                 name  => 'coursepick',
+                                 total => 'coursetotal',
+                                 list  => 'courselist',
+                                 },
                     );
-    my $output .= qq|
-<script type="text/javascript">
+
+    my %lt = &Apache::lonlocal::texthash (
+        none => 'You are not eligible to use an ad hoc role for the selected course',
+        ok => 'OK',
+        exit => 'Cancel',       
+    );
+    &js_escape(\%lt);
+
+    my $output;
+    if ($rolechooser) {
+        $output .= qq|
+\$( "#LC_adhocrole_chooser" ).dialog({ autoOpen: false });
+|;
+    }
+    $output .= qq|
 function gochoose(cname,cdom,cdesc) {
     var openerForm = "$env{'form.form'}";
+    var openerRole = "$rolename";
     courseCount = 0;
     var courses = '';
 |;
@@ -807,13 +923,24 @@ function gochoose(cname,cdom,cdesc) {
     }
 ENDSCRIPT
     } else {
-        my $name_code;
+        my ($name_code,$type_code);
         if ($env{'form.cnameelement'} ne '') {
-            $name_code = 'opener.document.'.$env{'form.form'}.'.'.
-                          $env{'form.cnameelement'}.'.value=cdesc;';
+            $name_code = <<ENDNAMECODE;  
+var showcdesc = cdesc;
+if (cdesc.length > 25) {
+    showcdesc = cdesc.substr(0,25)+' ...'; 
+}
+opener.document.$env{'form.form'}.$env{'form.cnameelement'}.value=showcdesc;
+ENDNAMECODE
+        }
+        if ($env{'form.typeelement'} ne '') {
+            $type_code = 'opener.document.'.$env{'form.form'}.'.'.
+                          $env{'form.typeelement'}.'.value=document.courselist.type;';
         }
+
         $output .= qq|
         $name_code
+        $type_code
         opener.document.$env{'form.form'}.$env{'form.cnumelement'}.value=cname;
         var slct=opener.document.$env{'form.form'}.$env{'form.cdomelement'};
         if (slct.options == undefined) {
@@ -827,17 +954,80 @@ ENDSCRIPT
         }
 |;
     }
-    $output .= qq|
+    $output .= <<ENDJS;
     if (openerForm == 'portform') {
         document.courselist.cnum.value = cname;
         document.courselist.cdom.value = cdom;
     }
-    $autosubmit
-    $lastaction
+    if ((openerForm == 'rolechoice') && (openerRole == 'dh')) {
+\$("#LC_choose_adhoc").empty();
+var http = new XMLHttpRequest();
+var url = "/adm/pickcourse";
+var params = "cid="+cdom+"_"+cname+"&context=adhoc";
+http.open("POST", url, true);
+http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+http.onreadystatechange = function() {
+    if(http.readyState == 4 && http.status == 200) {
+        var data = \$.parseJSON(http.responseText);
+        var len = data.roles.length;
+        if (len == '' || len == null || len == 0) {
+            alert('$lt{none}');  
+        } else {
+            if (len == 1) {
+                process_pick(cdom,data.roles[0].name);
+                $lastaction;
+            } else {
+                var str = '';
+                for (var i=0; i<data.roles.length; i++) { 
+                    \$("<label><input type='radio' value='"+data.roles[i].name+"' name='LC_get_role' id='LC_get_role_"+i+"' />"+data.roles[i].desc+"</label><span>&nbsp;&nbsp;</span>")
+                    .appendTo("#LC_choose_adhoc");
+                }
+                \$( "#LC_get_role_0").prop("checked", true);
+                \$( "#LC_adhocrole_chooser" ).dialog({ autoOpen: false });
+                \$( "#LC_adhocrole_chooser" ).dialog("open");
+                \$( "#LC_adhocrole_chooser" ).dialog({
+                 height: 400,
+                 width: 500,
+                 modal: true,
+                 resizable: false,
+                 buttons: [
+                       {
+                         text: "$lt{'ok'}",
+                         click: function() {
+                                     var rolename = \$('input[name=LC_get_role]:checked', '#LChelpdeskpicker').val();
+                                     process_pick(cdom,rolename);
+                                     \$("#LC_adhocrole_chooser").dialog( "close" );
+                                     $lastaction;
+                                } 
+                       },
+                       {
+                         text: "$lt{'exit'}",
+                         click: function() {
+                                     \$("#LC_adhocrole_chooser").dialog( "close" );
+                                }
+                       }
+                     ],
+                });
+                \$( "#LC_adhocrole_chooser" ).find( "form" ).on( "submit", function( event ) {
+                   event.preventDefault();
+                   var rolename = \$('input[name=LC_get_role]:checked', '#LChelpdeskpicker').val()
+                   process_pick(cdom,rolename);
+                   \$("#LC_adhocrole_chooser").dialog( "close" );
+                   $lastaction;
+                   });
+            }
+        }
+    }
 }
-</script>
-|;
-    return $output;
+http.send(params);
+    } else {
+        $autosubmit
+        $lastaction
+    }
+}
+
+ENDJS
+    return $rolechooser.&Apache::lonhtmlcommon::scripttag($output);
 }
 
 1;
@@ -870,7 +1060,7 @@ Course Activity - how recently was cours
 Course Domain - the domain of the course
 
 =item *
-Course Type - Course or Community
+Type - Course, Community or Placement
 
 =item *
 Course Institutional Code - the institutional identifier assigned to the course
@@ -923,7 +1113,7 @@ Following selection, and/or submission,
 X<create_user_javascript()>
 B<create_user_javascript($type)>:
 
-Input: 1 - $type  - the course type - Course or Community
+Input: 1 - $type  - the course type - Course, Community, or Placement
 
 Output: 1 - $output - javascript wrapped in E<lt>scriptE<gt>E<lt>/scriptE<gt> tags 
 
@@ -934,9 +1124,9 @@ javascript code for reporting selected s
 
 =item *
 X<display_matched_courses()>
-B<display_matched_courses($r,$type,$multiple,$action,$showroles,%courses)>:
+B<display_matched_courses($r,$type,$multiple,$action,$showroles,$cloneruname,$clonerudom,$crsdom,$crscode,%courses)>:
 
-Input: 7 - request object, course type, multiple (0 or 1), form action, whether to show roles (for course personnel filter), hash of courses.
+Input: 8 - request object, course type, multiple (0 or 1), form action, whether to show roles (for course personnel filter), username of new course owner, domain of new course owner, domain of new course, institutional code of new course, hash of courses.
 
 Output: 0
 
@@ -953,45 +1143,23 @@ Output: 2 - $jscript - javascript for ch
 
 Side Effects: None
 
-=item *
-X<build_filters()>
-B<build_filters($filterlist,$type,$roleelement,$multelement,$filter,$action,$numfiltersref,$caller)>:
-
-
-Input: 7 - anonymous array of search criteria; course type; $roleelement ; $multelement ; anonymous hash of criteria and their values; form action; ref to scalar (count of number of elements in institutional codes -- e.g., 4 for year, semester, department, and number); caller context (e.g., set to 'modifycourse' when routine is called from lonmodifycourse.pm).
-
-Output: 1 - $output - HTML for display of search criteria, and hidden form elements. 
-
-Side Effects: None
-
-=item *
-X<search_courses()>
-B<search_courses($r,$type,$onlyown,$filter,$numtitles)>:
-
-
-Input: 5 -  request object, course type, search scope: only courses in which user has active role (1), or any course (0); anonymous hash of criteria and their values; for institutional codes - number of categories).  
-
-Output: 1 - %courses - hash of courses satisfying search criteria, keys = course IDs, values are corresponding colon-separated escaped description, institutional code, owner and type.
-
-Side Effects: None
-
 
 =item *
 X<course_chooser()>
-B<course_chooser($multiple,$cdom,$cnum,$cleandesc)>:
+B<course_chooser($multiple,$cdom,$cnum,$cleandesc,$canclone)>:
 
-Input: 4 - single (0) or multiple (1) courses; course domain, course number; course description. 
+Input: 5 - single (0) or multiple (1) courses; course domain, course number; course description; can clone course (1 if new course owner has cloning rights). 
 
-Output: 1 - HTML for either checkbox (multiple=1) or select button (multiple=0) for user yo indicate course selection.
+Output: 1 - HTML for either checkbox (multiple=1) or select button (multiple=0) for user to indicate course selection.
 
 Side Effects: None
 
 
 =item *
 X<gochoose_javascript()>
-B<gochoose_javascript($type,$multiple,$autosubmit,$lastaction)>:
+B<gochoose_javascript($type,$multiple,$autosubmit,$lastaction,$rolename)>:
 
-Input: 4 - course type; single (0) or multiple courses (1); in context of DC selecting a CC role in a course: javascript code from &processpick(); final action to take after user chooses course(s):  either close window, or submit form for display of next page etc.
+Input: 5 - course type; single (0) or multiple courses (1); in context of DC selecting a CC role in a course: javascript code from &processpick(); final action to take after user chooses course(s):  either close window, or submit form for display of next page etc.; rolename (e.g., dh) of user's current role.
 
 Output: 1  $output - javascript wrapped in E<lt>scriptE<gt>E<lt>/scriptE<gt> tags
 
@@ -1029,7 +1197,11 @@ javascript functions used when user sele
 
 =item
 
-(g) Scantron Operator uploading a scantron file to a course - course number is written to visible form element in opener window. Child window closes.
+(g) Bubblesheet Scanning Operator uploading a bubblesheet file to a course - course number is written to visible form element in opener window. Child window closes.
+
+=item
+
+(h) User requesting creation of a course, and selecting a course to clone - course number and domain written to visible form elements in opener window. Child window closes.
 
 =back