--- loncom/interface/lonparmset.pm	2008/06/20 17:38:51	1.401
+++ loncom/interface/lonparmset.pm	2008/08/28 03:54:53	1.407
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.401 2008/06/20 17:38:51 bisitz Exp $
+# $Id: lonparmset.pm,v 1.407 2008/08/28 03:54:53 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1899,7 +1899,7 @@ ENDTABLEHEADFOUR
                 }
                 $r->print('<div align="center"><h4>'
                          .&mt('Set Defaults for All Resources in [_1]Specifically for [_2][_3]'
-                             ,$foldermap.'<br /><font color="red"><i>$showtitle</i></font><br />'
+                             ,$foldermap.'<br /><font color="red"><i>'.$showtitle.'</i></font><br />'
                              ,$tmp
                              ,'<font color="red"><i>'.$coursename.'</i></font>'
                              )
@@ -2126,6 +2126,8 @@ sub crsenv {
                 $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>';
                 if ($name =~ /^default_enrollment_(start|end)_date$/) {
                     $setoutput .= &Apache::lonlocal::locallocaltime($value);
+                } elsif ($name eq 'categories') {
+                    $setoutput .= $env{'form.categories_display'};
                 } else {
                     $setoutput .= $value;
                 }
@@ -2134,11 +2136,12 @@ sub crsenv {
                     &change_clone($value,\@oldcloner);
                 }
                 # Update environment and nohist_courseids.db
-                if ($name eq 'description' || $name eq 'cloners') {
+                if (($name eq 'description') || ($name eq 'cloners') || 
+                    ($name eq 'hidefromcat') || ($name eq 'categories')) {
                     if ($chome eq '') {
                         %crsinfo =
                             &Apache::lonnet::courseiddump($dom,'.',1,'.','.',
-                                                 $crs,undef,undef,'Course');
+                                                 $crs,undef,undef,'.');
                         $chome = &Apache::lonnet::homeserver($crs,$dom);
                     }
                 }
@@ -2151,9 +2154,10 @@ sub crsenv {
                                                          $chome,'notime');
                     }
                 }
-                if ($name eq 'cloners') {
+                if (($name eq 'cloners') || ($name eq 'hidefromcat') || ($name eq 'categories')) {
                     if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
-                        $crsinfo{$env{'request.course.id'}}{'cloners'} = $value;
+                        &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.'.$name => $value});
+                        $crsinfo{$env{'request.course.id'}}{$name} = $value;
                         my $putresult =
                             &Apache::lonnet::courseidput($dom,\%crsinfo,
                                                          $chome,'notime');
@@ -2209,6 +2213,7 @@ sub crsenv {
     my $SelectStyleFile=&mt('Select Style File');
     my $SelectSpreadsheetFile=&mt('Select Spreadsheet File');
     my $output='';
+    my $can_categorize;
     if (! exists($values{'con_lost'})) {
         my %descriptions=
 	    ('url'            => '<b>'.&mt('Top Level Map').'</b><br />'.
@@ -2345,12 +2350,27 @@ sub crsenv {
 
              'suppress_embed_prompt'
                  => '<b>'.&mt('Suppress prompt to upload items referenced in a web page being uploaded to portfolio, when current role is student.').'</b><br />'.
-                    ' ('.&mt('[_1] to suppress, anything else to not suppress','"<tt>yes</tt>"').')',  
-             ); 
-        my @Display_Order = ('url','description','courseid','cloners','grading',
+                    ' ('.&mt('[_1] to suppress, anything else to not suppress','"<tt>yes</tt>"').')',
+             'hidefromcat'
+                 => '<b>'.&mt('Exclude from course catalog').'</b><br />'.
+                    ' ('.&mt('[_1] to exclude, anything else to include - included if assigned an institutional code, or manually catagorized','"<tt>yes</tt>"').')',
+             'categories'
+                 => '<b>'.&mt('Categorize course').'</b> <a href="javascript:catsbrowser()">'.
+                    &mt('Display Categories').'</a>',
+             );
+        my @Display_Order = ('url','description','courseid','cloners');
+        (my $can_toggle_cat,$can_categorize) = &can_modify_catsettings($dom);
+        if ($can_toggle_cat) {
+            push(@Display_Order,'hidefromcat');
+        }
+        if ($can_categorize) {
+            push(@Display_Order,'categories');
+        }
+        push (@Display_Order,('grading',
                              'externalsyllabus',
                              'default_xml_style','pageseparators',
-                             'question.email','question.email.text','comment.email','comment.email.text','policy.email','policy.email.text',
+                             'question.email','question.email.text','comment.email',
+                             'comment.email.text','policy.email','policy.email.text',
                              'student_classlist_view',
                              'student_classlist_opt_in',
                              'student_classlist_portfiles',
@@ -2379,10 +2399,11 @@ sub crsenv {
 			     'texengine',
 			     'disablesigfigs',
 			     'disableexampointprint',
-			     'task_messages','task_grading',
-                             );
+			     'task_messages','task_grading'));
 	foreach my $parameter (sort(keys(%values))) {
-            unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./)) {
+            unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./) ||
+                    ($parameter =~ m/^selfenroll_/) || ($parameter =~ /_selfenroll$/)
+                    || ($parameter eq 'type')) {
                 if (! $descriptions{$parameter}) {
                     $descriptions{$parameter}=$parameter;
                     push(@Display_Order,$parameter);
@@ -2412,6 +2433,21 @@ sub crsenv {
                     &Apache::loncommon::select_timezone($parameter.'_value',
                                                         $timezone,
                                                         $onchange,$includeempty).'</td>';
+            } elsif ($parameter eq 'categories') {
+                my $catdisplay;
+                if ($values{'categories'} ne '') {
+                    my @curritems = split(/\&/,$values{'categories'});
+                    foreach my $item (@curritems) {
+                        my ($name,$parent,$pos) = split(/:/,$item);
+                        $catdisplay .= &unescape($name).'&';
+                    }
+                    $catdisplay =~ s/\&$//;
+                } 
+                $output .= '<td>'.
+                           '<input type="hidden" name="categories_value" value="'.
+                           $values{'categories'}.'" />'.
+                           '<input type="textbox" name="categories_display" value="'.
+                           $catdisplay.'" readonly="readonly" size="40" /></td>';
             } else {
                 $output .= '<td>'.
                     &Apache::lonhtmlcommon::textbox($parameter.'_value',
@@ -2445,14 +2481,26 @@ sub crsenv {
     my $Parameter=&mt('Parameter');
     my $Value=&mt('Value');
     my $Set=&mt('Set');
-    my $browse_js=
-	'<script type="text/javascript" language="Javascript">'.
-	&Apache::loncommon::browser_and_searcher_javascript('parmset').
-	'</script>';
-    
+    my ($jscript,$categorize_js);
+    my $browse_js = &Apache::loncommon::browser_and_searcher_javascript('parmset');
+    if ($can_categorize) {
+        $categorize_js = <<ENDSCRIPT;
+function catsbrowser() {
+    var catswin = null;
+    var url = '/adm/parmset?action=categorizecourse';
+    if (!catswin || catswin.closed) {
+        catswin=window.open(url,'categorieswin','height=480,width=600,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
+    } else {
+        catswin.focus();
+    }
+} 
+ENDSCRIPT
+    }
+    $jscript = '<script type="text/javascript" language="Javascript">'."\n".
+               $browse_js."\n".$categorize_js."\n".'</script>';
     my $start_page = 
 	&Apache::loncommon::start_page('Set Course Environment',
-				       $browse_js);
+				       $jscript);
     my $end_page = 
 	&Apache::loncommon::end_page();
     my $end_table=&Apache::loncommon::end_data_table();
@@ -2473,6 +2521,98 @@ $end_table
 $end_page
 ENDENV
 }
+
+sub can_modify_catsettings {
+    my ($dom) = @_;
+    my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
+    my ($can_toggle_cat,$can_categorize);
+    if (ref($domconf{'coursecategories'}) eq 'HASH') {
+        if ($domconf{'coursecategories'}{'togglecats'} eq 'crs') {
+            $can_toggle_cat = 1;
+        }
+        if ($domconf{'coursecategories'}{'categorize'} eq 'crs') {
+            $can_categorize = 1;
+        }
+    }
+    return ($can_toggle_cat,$can_categorize);
+}
+
+sub assign_course_categories {
+    my ($r) = @_;
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my $hascats = 0;
+    my $cathash;
+    my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$cdom);
+    if (ref($domconf{'coursecategories'}) eq 'HASH') {
+        $cathash = $domconf{'coursecategories'}{'cats'};
+        if (ref($cathash) eq 'HASH') {
+            $hascats = 1;   
+        }
+    }
+    my $catwin_js;
+    if ($hascats) {
+        my $alert = &mt('Use \"Save\" in the main window to save course categories');
+        $catwin_js = <<ENDSCRIPT;
+<script type="text/javascript">
+
+function updateCategories() {
+    var newcategories = '';
+    var unescapedcats = '';
+    if (document.chgcats.usecategory.length) {
+        for (var i=0; i<document.chgcats.usecategory.length; i++) {
+            if (document.chgcats.usecategory[i].checked == true) {
+                newcategories = newcategories + document.chgcats.usecategory[i].value + '&';
+                unescapedcats = unescapedcats + document.chgcats.catname[i].value + ' & ';
+            }
+        }
+        if (newcategories.length > 0) {
+            newcategories = newcategories.slice(0,-1);
+        }
+        if (unescapedcats.length > 0) {
+            usescapedcats = unescapedcats.slice(0,-3);
+        }
+    } else {
+         if (document.chgcats.usecategory.checked == true) {
+             newcategories = document.chgcats.usecategory.value;
+             unescapedcats = document.chgcats.catname.value;
+         }
+    }
+    opener.document.envform.categories_value.value = newcategories;
+    opener.document.envform.categories_display.value = unescapedcats;
+    opener.document.envform.categories_setparmval.checked = true;
+    alert("$alert");
+    self.close();
+    return;
+}
+
+</script>
+ENDSCRIPT
+    } else {
+        my $onload; 
+    }
+    my $start_page =
+        &Apache::loncommon::start_page('Course Categories',$catwin_js,
+                                       {'only_body'      => 1,});
+    my $end_page = &Apache::loncommon::end_page();
+    my $categoriesform = '<h3>'.&mt('Categorize Course').'</h3>';
+    if ($hascats) {
+        my %currsettings =
+            &Apache::lonnet::get('environment',['hidefromcat','categories'],$cdom,$cnum);
+        $categoriesform .= &mt('Assign one or more categories to this course.').'<br /><br />'.
+                               '<form name="chgcats" action="/adm/parmset" method="post">'."\n"
+                               .&Apache::loncommon::assign_categories_table($cathash,
+                                                       $currsettings{'categories'})."\n"
+                               .'<br /><input type="button" name="changes" value="'
+                               .&mt('Copy to main window').'" '
+                               .'onclick="javascript:updateCategories()" /></form><br />';
+    } else {
+        $categoriesform .= &mt('No categories defined for this domain');
+    }
+    $r->print($start_page.$categoriesform.$end_page);
+    return;
+}
+
 ##################################################
 # Overview mode
 ##################################################
@@ -4334,7 +4474,9 @@ sub handler {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
                                                     text=>"Shifting Dates"});
             &date_shift_two($r);
-	}       
+	} elsif ($env{'form.action'} eq 'categorizecourse' && $parm_permission) {
+            &assign_course_categories($r);
+        } 
     } else {
 # ----------------------------- Not in a course, or not allowed to modify parms
 	if ($exists) {