[LON-CAPA-cvs] cvs: loncom /interface domainprefs.pm lonconfigsettings.pm

raeburn raeburn@source.lon-capa.org
Tue, 31 Mar 2009 16:59:02 -0000


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raeburn		Tue Mar 31 16:59:02 2009 EDT

  Added files:                 
    /loncom/interface	lonconfigsettings.pm 

  Modified files:              
    /loncom/interface	domainprefs.pm 
  Log:
  Re-use of configuration interface for domain settings.
  - Move &print_header(), &print_footer(), &color_pick_js(), and &javascript_set_colnums from domainprefs.pm to lonconfigsettings.pm.
  - Move code from domainprefs.pm to new routines in lonconfigsettings.pm
    - &make_changes()
    - &display_settings()
    - &display_choices()
  
  
--raeburn1238518742
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Content-Disposition: attachment; filename="raeburn-20090331165902.txt"

Index: loncom/interface/domainprefs.pm
diff -u loncom/interface/domainprefs.pm:1.90 loncom/interface/domainprefs.pm:1.91
--- loncom/interface/domainprefs.pm:1.90	Sun Mar  8 20:26:32 2009
+++ loncom/interface/domainprefs.pm	Tue Mar 31 16:59:01 2009
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.90 2009/03/08 20:26:32 weissno Exp $
+# $Id: domainprefs.pm,v 1.91 2009/03/31 16:59:01 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -37,6 +37,7 @@
 use Apache::lonhtmlcommon();
 use Apache::lonlocal;
 use Apache::lonmsg();
+use Apache::lonconfigsettings;
 use LONCAPA qw(:DEFAULT :match);
 use LONCAPA::Enrollment;
 use LONCAPA::lonauthcgi();
@@ -53,6 +54,7 @@
         return OK;
     }
 
+    my $context = 'domain';
     my $dom = $env{'request.role.domain'};
     my $domdesc = &Apache::lonnet::domain($dom,'description');
     if (&Apache::lonnet::allowed('mau',$dom)) {
@@ -197,99 +199,12 @@
       text=>"Pick functionality"});
     my $confname = $dom.'-domainconfig';
     if ($phase eq 'process') {
-        &Apache::lonhtmlcommon::add_breadcrumb
-          ({href=>"javascript:changePage(document.$phase,'display')",
-            text=>"Domain Configuration"},
-           {href=>"javascript:changePage(document.$phase,'$phase')",
-            text=>"Updated"});
-        &print_header($r,$phase);
-        foreach my $item (@prefs_order) {
-            if (grep(/^\Q$item\E$/,@actions)) {
-                $r->print('<h3>'.&mt($prefs{$item}{'text'}).'</h3>'.
-                          &process_changes($r,$dom,$confname,$item,
-                          \@roles,%domconfig));
-            }
-        }
-        $r->print('<p>');
-        &print_footer($r,$phase,'display','Back to configuration display',
-                      \@actions);
-        $r->print('</p>');
+        &Apache::lonconfigsettings::make_changes($r,$dom,$phase,$context,\@prefs_order,\%prefs,\%domconfig,$confname,\@roles);
     } elsif ($phase eq 'display') {
-        &Apache::lonhtmlcommon::add_breadcrumb
-            ({href=>"javascript:changePage(document.$phase,'display')",
-              text=>"Domain Configuration"});
-        &print_header($r,$phase);
-        if (@actions > 0) {
-            my $rowsum = 0;
-            my (%output,%rowtotal,@items);
-            my $halfway = @actions/2;
-            foreach my $item (@prefs_order) {
-                if (grep(/^\Q$item\E$/,@actions)) {
-                    push(@items,$item);
-                    ($output{$item},$rowtotal{$item}) = 
-                        &print_config_box($r,$dom,$confname,$phase,
-                                          $item,$prefs{$item},
-                                          $domconfig{$item});
-                    $rowsum += $rowtotal{$item};
-                }
-            }
-            my $colend;
-            my $halfway = $rowsum/2;
-            my $aggregate = 0;
-            my $sumleft = 0;
-            my $sumright = 0;
-            my $crossover;
-            for (my $i=0; $i<@items; $i++) {
-                $aggregate += $rowtotal{$items[$i]};
-                if ($aggregate > $halfway) {
-                    $crossover = $i;
-                    last;
-                }
-            }
-            for (my $i=0; $i<$crossover; $i++) {
-                $sumleft += $rowtotal{$items[$i]}; 
-            }
-            for (my $i=$crossover+1; $i<@items; $i++) {
-                $sumright += $rowtotal{$items[$i]};
-            }
-            if ((@items > 1) && ($env{'form.numcols'} == 2)) {
-                my $sumdiff = $sumright - $sumleft;
-                if ($sumdiff > 0) {
-                    $colend = $crossover + 1;
-                } else {
-                    $colend = $crossover;
-                }
-            } else {
-                $colend = @items;
-            }
-            $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">');
-            for (my $i=0; $i<$colend; $i++) {
-                $r->print($output{$items[$i]});
-            }
-            $r->print('</td><td></td><td class="LC_right_col">');
-            if ($colend < @items) {
-                for (my $i=$colend; $i<@items; $i++) { 
-                    $r->print($output{$items[$i]});
-                }
-            }
-            $r->print('</td></tr></table></p>');
-            $r->print(&print_footer($r,$phase,'process','Save',\@actions));
-        } else {
-            $r->print('<input type="hidden" name="phase" value="" />'.
-                      '<input type="hidden" name="numcols" value="'.
-                      $env{'form.numcols'}.'" />'."\n".
-                      '<span class="LC_error">'.&mt('No settings chosen').
-                      '</span>');
-        }
-        $r->print('</form>');
-        $r->print(&Apache::loncommon::end_page());
+        &Apache::lonconfigsettings::display_settings($r,$dom,$phase,$context,\@prefs_order,\%prefs,\%domconfig,$confname);
     } else {
-        if ($phase eq '') {
-            $phase = 'pickactions';
-        }
-        my %helphash;
-        &print_header($r,$phase);
         if (keys(%domconfig) == 0) {
+            &Apache::lonconfigsettings::print_header($r,$phase,$context);
             my $primarylibserv = &Apache::lonnet::domain($dom,'primary');
             my @ids=&Apache::lonnet::current_machine_ids();
             if (!grep(/^\Q$primarylibserv\E$/,@ids)) {
@@ -316,47 +231,12 @@
                     if ($switch_server) {
                         $r->print($switch_server.' '.&mt('to primary library server for domain: [_1]',$dom));
                     }
+                    $r->print(&Apache::loncommon::end_page());
                     return OK;
                 }
             }
         }
-        $r->print('<h3>'.&mt('Functionality to display/modify').'</h3>');
-        $r->print('<script type="text/javascript">'."\n".
-              &Apache::loncommon::check_uncheck_jscript()."\n".
-              '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
-              'onclick="javascript:checkAll(document.pickactions.actions)"'.
-              ' />&nbsp;&nbsp;'.
-              '<input type="button" value="'.&mt('uncheck all').'" '.
-              'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
-              ' /></p><div class="LC_left_float">');
-        my ($numitems,$midpoint,$seconddiv,$count); 
-        $numitems = @prefs_order;
-        $midpoint = int($numitems/2);
-        if ($numitems%2) {
-            $midpoint ++;
-        }
-        $count = 0;
-        foreach my $item (@prefs_order) {
-            $r->print('<h4>'.
-                      &Apache::loncommon::help_open_topic($prefs{$item}->{'help'}).
-                      '<label><input type="checkbox" name="actions" value="'.$item.
-                      '" />&nbsp;'.&mt($prefs{$item}->{'text'}).'</label></h4>');
-            $count ++;
-            if ((!$seconddiv) && ($count >= $midpoint)) {
-                $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
-                $seconddiv = 1;
-            }
-        }
-        $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
-                  &mt('Display options').'</h3>'."\n".
-                  '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
-                  '<label><input type="radio" name="numcols" value="1" />'.
-                  &mt('one column').'</label>&nbsp;&nbsp;<label>'.
-                  '<input type="radio" name="numcols" value="2" />'.
-                  &mt('two columns').'</label></span></p>');
-        $r->print(&print_footer($r,$phase,'display','Go'));
-        $r->print('</form>');
-        $r->print(&Apache::loncommon::end_page());
+        &Apache::lonconfigsettings::display_choices($r,$phase,$context,\@prefs_order,\%prefs);
     }
     return OK;
 }
@@ -403,7 +283,7 @@
     my $output;
     if ($action eq 'coursecategories') {
         $output = &coursecategories_javascript($settings);
-    }  
+    }
     $output .= 
          '<table class="LC_nested_outer">
           <tr>
@@ -578,107 +458,6 @@
     return ($output,$rowtotal);
 }
 
-sub print_header {
-    my ($r,$phase) = @_;
-    my $alert = &mt('You must select at least one functionality type to display.'); 
-    my $js = '
-<script type="text/javascript">
-function changePage(formname,newphase) {
-    formname.phase.value = newphase;
-    numchecked = 0;
-    if (formname == document.pickactions) {
-        if (formname.actions.length > 0) {
-            for (var i = 0; i<formname.actions.length; i++) {
-                if (formname.actions[i].checked) {
-                    numchecked ++;
-                }
-            }
-        } else {
-            if (formname.actions.checked) {
-                numchecked ++;
-            }
-        }
-        if (numchecked > 0) {
-            formname.submit();
-        } else {
-            alert("'.$alert.'");
-            return;
-        }
-    }
-    formname.submit();
-}'."\n";
-    if ($phase eq 'pickactions') {
-        $js .= 
-            &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox',numcols => 'radio',})."\n".
-            &javascript_set_colnums();
-    } elsif ($phase eq 'display') {
-        $js .= &color_pick_js()."\n";
-    }
-    $js .= &Apache::loncommon::viewport_size_js().'
-</script>
-';
-    my $additem;
-    if ($phase eq 'pickactions') {
-        my %loaditems = (
-                    'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);setDisplayColumns();setFormElements(document.pickactions);",
-                        );
-        $additem = {'add_entries' => \%loaditems,};
-    } else {
-        my %loaditems = (
-                    'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);",
-                        );
-        $additem = {'add_entries' => \%loaditems,};
-    }
-    $r->print(&Apache::loncommon::start_page('View/Modify Domain Settings',
-                                           $js,$additem));
-    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Domain Settings'));
-    $r->print('
-<form name="parmform" action="">
-<input type="hidden" name="pres_marker" />
-<input type="hidden" name="pres_type" />
-<input type="hidden" name="pres_value" />
-</form>
-');
-    $r->print('<form method="post" name="'.$phase.'" action="/adm/domainprefs"'.
-              ' enctype="multipart/form-data">');
-    return;
-}
-
-sub print_footer {
-    my ($r,$phase,$newphase,$button_text,$actions) = @_;
-    $button_text = &mt($button_text);
-    $r->print('<input type="hidden" name="phase" value="" />'.
-              '<input type="hidden" name="width" value="'.
-              $env{'form.width'}.'" />'.
-              '<input type="hidden" name="height" value="'.
-              $env{'form.height'}.'" />');
-    if (($phase eq 'display') || ($phase eq 'process')) {
-        if (ref($actions) eq 'ARRAY') {
-            foreach my $item (@{$actions}) {
-                $r->print('<input type="hidden" name="actions" value="'.$item.'" />')."\n";
-            }
-        }
-        $r->print('<input type="hidden" name="numcols" value="'.$env{'form.numcols'}.'" />');
-    }
-    my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
-    if ($phase eq 'process') {
-        $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
-    } else {
-        my $onclick;
-        if ($phase eq 'display') {
-            $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
-        } else {
-            $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
-        } 
-        $r->print('<p><input type="button" name="store" value="'.
-                  $button_text.'" onclick='.$onclick.' /></p>');
-    }
-    if ($phase eq 'process') {
-        $r->print('</form>'.&Apache::loncommon::end_page());
-    }
-    return;
-}
-
 sub print_login {
     my ($dom,$confname,$phase,$settings,$rowtotal) = @_;
     my %choices = &login_choices();
@@ -1200,52 +979,6 @@
     return $link;
 }
 
-sub color_pick_js {
-    my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
-    my $output = <<"ENDCOL";
-    function pclose() {
-        parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
-        parmwin.close();
-    }
-
-    $pjump_def
-
-    function psub() {
-        pclose();
-        if (document.parmform.pres_marker.value!='') {
-            if (document.parmform.pres_type.value!='') {
-                eval('document.display.'+
-                     document.parmform.pres_marker.value+
-                     '.value=document.parmform.pres_value.value;');
-            }
-        } else {
-            document.parmform.pres_value.value='';
-            document.parmform.pres_marker.value='';
-        }
-    }
-
-    function get_id (span_id) {
-	if (document.getElementById) {
-            return document.getElementById(span_id);
-        }
-	if (document.all) {
-            return document.all[span_id];
-        } 
-	return false;
-    }
-
-    function colchg_span (span_id_str,new_color_item) {
-	var span_ref = get_id(span_id_str);
-	if (span_ref.style) { span_ref = span_ref.style; }
-	span_ref.background = new_color_item.value;
-	span_ref.backgroundColor = new_color_item.value;
-	span_ref.bgColor = new_color_item.value;
-    }
-
-ENDCOL
-    return $output;
-}
-
 sub print_quotas {
     my ($dom,$settings,$rowtotal,$action) = @_;
     my $context;
@@ -3546,18 +3279,6 @@
     return $switchserver;
 }
 
-sub javascript_set_colnums {
-    return <<END;
-function setDisplayColumns() {
-    if (document.pickactions.width.value > 1100) {
-        document.pickactions.numcols[1].checked = true;
-    } else {
-        document.pickactions.numcols[0].checked = true;
-    }
-}
-END
-}
-
 sub modify_quotas {
     my ($dom,$action,%domconfig) = @_;
     my ($context,@usertools);

Index: loncom/interface/lonconfigsettings.pm
+++ loncom/interface/lonconfigsettings.pm
# The LearningOnline Network with CAPA
# Handler to set domain-wide configuration settings
#
# $Id: lonconfigsettings.pm,v 1.1 2009/03/31 16:59:01 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
#
###############################################################
##############################################################

package Apache::lonconfigsettings;

use strict;
use Apache::lonnet;
use Apache::loncommon();
use Apache::lonhtmlcommon();
use Apache::lonlocal;

sub print_header {
    my ($r,$phase,$context) = @_;
    my ($pagetitle,$brcrumtitle,$action);
    if ($context eq 'domain') {
        ($pagetitle, $brcrumtitle) = ('View/Modify Domain Settings','Domain Settings');
        $action = '/adm/domainprefs';
    } else {
        ($pagetitle, $brcrumtitle) = ('Set Course Environment','Course Environment');
        $action = '/adm/courseprefs';
    }
    my $alert = &mt('You must select at least one functionality type to display.');
    my $js = '
<script type="text/javascript">
function changePage(formname,newphase) {
    formname.phase.value = newphase;
    numchecked = 0;
    if (formname == document.pickactions) {
        if (formname.actions.length > 0) {
            for (var i = 0; i<formname.actions.length; i++) {
                if (formname.actions[i].checked) {
                    numchecked ++;
                }
            }
        } else {
            if (formname.actions.checked) {
                numchecked ++;
            }
        }
        if (numchecked > 0) {
            formname.submit();
        } else {
            alert("'.$alert.'");
            return;
        }
    }
    formname.submit();
}'."\n";
    if ($phase eq 'pickactions') {
        $js .=
            &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox',numcols => 'radio',})."\n".
            &javascript_set_colnums();
    } elsif ($phase eq 'display') {
        $js .= &color_pick_js()."\n";
    }
    $js .= &Apache::loncommon::viewport_size_js().'
</script>
';
    my $additem;
    if ($phase eq 'pickactions') {
        my %loaditems = (
                    'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);setDisplayColumns();setFormElements(document.pickactions);",
                        );
        $additem = {'add_entries' => \%loaditems,};
    } else {
        my %loaditems = (
                    'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);",
                        );
        $additem = {'add_entries' => \%loaditems,};
    }
    $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
    $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
    $r->print('
<form name="parmform" action="">
<input type="hidden" name="pres_marker" />
<input type="hidden" name="pres_type" />
<input type="hidden" name="pres_value" />
</form>
');
    $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
              ' enctype="multipart/form-data">');
    return;
}

sub print_footer {
    my ($r,$phase,$newphase,$button_text,$actions) = @_;
    $button_text = &mt($button_text);
    $r->print('<input type="hidden" name="phase" value="" />'.
              '<input type="hidden" name="width" value="'.
              $env{'form.width'}.'" />'.
              '<input type="hidden" name="height" value="'.
              $env{'form.height'}.'" />');
    if (($phase eq 'display') || ($phase eq 'process')) {
        if (ref($actions) eq 'ARRAY') {
            foreach my $item (@{$actions}) {
                $r->print('<input type="hidden" name="actions" value="'.$item.'" />')."\n";
            }
        }
        $r->print('<input type="hidden" name="numcols" value="'.$env{'form.numcols'}.'" />');
    }
    my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
    if ($phase eq 'process') {
        $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
    } else {
        my $onclick;
        if ($phase eq 'display') {
            $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
        } else {
            $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
        }
        $r->print('<p><input type="button" name="store" value="'.
                  $button_text.'" onclick='.$onclick.' /></p>');
    }
    if ($phase eq 'process') {
        $r->print('</form>'.&Apache::loncommon::end_page());
    }
    return;
}

sub make_changes {
    my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles) = @_;
    my %brcrumtext = &get_crumb_text();
    my @actions = &Apache::loncommon::get_env_multiple('form.actions');
    &Apache::lonhtmlcommon::add_breadcrumb
      ({href=>"javascript:changePage(document.$phase,'display')",
        text=>$brcrumtext{$context}},
       {href=>"javascript:changePage(document.$phase,'$phase')",
        text=>"Updated"});
    &print_header($r,$phase,$context);
    if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && 
        (ref($prefs) eq 'HASH')) {
        foreach my $item (@{$prefs_order}) {
            if (grep(/^\Q$item\E$/,@actions)) {
                $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>');
                if ($context eq 'domain') {
                    $r->print(&Apache::domainprefs::process_changes($r,$dom,$confname,$item,$roles,$values));
                } else {
                    $r->print(&Apache::domainprefs::process_changes($r,$dom,$item,$values));
                }
            }
        }
    }
    $r->print('<p>');
    &print_footer($r,$phase,'display','Back to configuration display',\@actions);
    $r->print('</p>');
}

sub display_settings {
    my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname) = @_;
    my %brcrumtext = &get_crumb_text();
    my @actions = &Apache::loncommon::get_env_multiple('form.actions');
    &Apache::lonhtmlcommon::add_breadcrumb
        ({href=>"javascript:changePage(document.$phase,'display')",
          text=>"Course Settings"});
    &print_header($r,$phase,$context);
    if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) { 
        if (@actions > 0) {
            my $rowsum = 0;
            my (%output,%rowtotal,@items);
            my $halfway = @actions/2;
            foreach my $item (@{$prefs_order}) {
                if (grep(/^\Q$item\E$/,@actions)) {
                    push(@items,$item);
                    if ($context eq 'domain') {
                        ($output{$item},$rowtotal{$item}) =
                            &Apache::domainprefs::print_config_box($r,$dom,$confname,
                                $phase,$item,$prefs->{$item},$values->{$item});
                    } else {
                        ($output{$item},$rowtotal{$item}) =
                            &Apache::courseprefs::print_config_box($r,$dom,$phase,
                                $item,$prefs->{$item},$values->{$item});
                    }
                    $rowsum += $rowtotal{$item};
                }
            }
            my $colend;
            my $halfway = $rowsum/2;
            my $aggregate = 0;
            my $sumleft = 0;
            my $sumright = 0;
            my $crossover;
            for (my $i=0; $i<@items; $i++) {
                $aggregate += $rowtotal{$items[$i]};
                if ($aggregate > $halfway) {
                    $crossover = $i;
                    last;
                }
            }
            for (my $i=0; $i<$crossover; $i++) {
                $sumleft += $rowtotal{$items[$i]};
            }
            for (my $i=$crossover+1; $i<@items; $i++) {
                $sumright += $rowtotal{$items[$i]};
            }
            if ((@items > 1) && ($env{'form.numcols'} == 2)) {
                my $sumdiff = $sumright - $sumleft;
                if ($sumdiff > 0) {
                    $colend = $crossover + 1;
                } else {
                    $colend = $crossover;
                }
            } else {
                $colend = @items;
            }
            $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">');            for (my $i=0; $i<$colend; $i++) {
                $r->print($output{$items[$i]});
            }
            $r->print('</td><td></td><td class="LC_right_col">');
            if ($colend < @items) {
                for (my $i=$colend; $i<@items; $i++) {
                    $r->print($output{$items[$i]});
                }
            }
            $r->print('</td></tr></table></p>');
            $r->print(&print_footer($r,$phase,'process','Save',\@actions));
        } else {
            $r->print('<input type="hidden" name="phase" value="" />'.
                  '<input type="hidden" name="numcols" value="'.
                  $env{'form.numcols'}.'" />'."\n".
                  '<span class="LC_error">'.&mt('No settings chosen').
                  '</span>');
        }
        $r->print('</form>');
    }
    $r->print(&Apache::loncommon::end_page());
    return;
}

sub display_choices {
    my ($r,$phase,$context,$prefs_order,$prefs) = @_;
    if ($phase eq '') {
        $phase = 'pickactions';
    }
    my %helphash;
    &print_header($r,$phase,$context);
    $r->print('<h3>'.&mt('Functionality to display/modify').'</h3>');
    $r->print('<script type="text/javascript">'."\n".
              &Apache::loncommon::check_uncheck_jscript()."\n".
              '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
              'onclick="javascript:checkAll(document.pickactions.actions)"'.
              ' />'.('&nbsp;'x2).
              '<input type="button" value="'.&mt('uncheck all').'" '.
              'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
              ' /></p><div class="LC_left_float">');
    my ($numitems,$midpoint,$seconddiv,$count);
    if (ref($prefs_order) eq 'ARRAY') {
        $numitems = @{$prefs_order};
    }
    $midpoint = int($numitems/2);
    if ($numitems%2) {
        $midpoint ++;
    }
    $count = 0;
    if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
        foreach my $item (@{$prefs_order}) {
            $r->print('<h4>'.
                      &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
                      '<label><input type="checkbox" name="actions" value="'.$item.
                      '" />&nbsp;'.&mt($prefs->{$item}->{'text'}).'</label></h4>');
            $count ++;
            if ((!$seconddiv) && ($count >= $midpoint)) {
                $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
                $seconddiv = 1;
            }
        }
        $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
                  &mt('Display options').'</h3>'."\n".
                  '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
                  '<label><input type="radio" name="numcols" value="1" />'.
                  &mt('one column').'</label>&nbsp;&nbsp;<label>'.
                  '<input type="radio" name="numcols" value="2" />'.
                  &mt('two columns').'</label></span></p>');
    }
    $r->print(&print_footer($r,$phase,'display','Go'));
    $r->print('</form>');
    $r->print(&Apache::loncommon::end_page());
    return;
}

sub javascript_set_colnums {
    return <<END;
function setDisplayColumns() {
    if (document.pickactions.width.value > 1100) {
        document.pickactions.numcols[1].checked = true;
    } else {
        document.pickactions.numcols[0].checked = true;
    }
}
END
}

sub color_pick_js {
    my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
    my $output = <<"ENDCOL";
    function pclose() {
        parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
        parmwin.close();
    }

    $pjump_def

    function psub() {
        pclose();
        if (document.parmform.pres_marker.value!='') {
            if (document.parmform.pres_type.value!='') {
                eval('document.display.'+
                     document.parmform.pres_marker.value+
                     '.value=document.parmform.pres_value.value;');
            }
        } else {
            document.parmform.pres_value.value='';
            document.parmform.pres_marker.value='';
        }
    }

    function get_id (span_id) {
        if (document.getElementById) {
            return document.getElementById(span_id);
        }
        if (document.all) {
            return document.all[span_id];
        }
        return false;
    }

    function colchg_span (span_id_str,new_color_item) {
        var span_ref = get_id(span_id_str);
        if (span_ref.style) { span_ref = span_ref.style; }
        span_ref.background = new_color_item.value;
        span_ref.backgroundColor = new_color_item.value;
        span_ref.bgColor = new_color_item.value;
    }

ENDCOL
    return $output;
}

sub get_crumb_text {
    my %brcrumbtext = (
                       domain => 'Domain Settings',
                       course => 'Course Settings',
                     );
    return %brcrumbtext;
}

1;

--raeburn1238518742--