version 1.8.4.5, 2009/12/15 05:17:52
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version 1.10.2.2.4.1, 2020/09/08 04:28:39
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Line 31
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# browser.interface - if this is 'textual', it overrides the second parameter |
# browser.interface - if this is 'textual', it overrides the second parameter |
# and goes to screen reader PDA mode |
# and goes to screen reader PDA mode |
# |
# |
# environment.remote - if this is 'on', the routines controll the remote |
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# control, otherwise they render the main window controls; ignored it |
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# browser.interface is 'textual' |
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# |
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package Apache::lonmainmenu; |
package Apache::lonmainmenu; |
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use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common REDIRECT); |
use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonnet; |
use Apache::lonnet; |
use Apache::lonmenu(); |
use Apache::lonmenu(); |
use Apache::lonlocal; |
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use LONCAPA qw(:DEFAULT :match); |
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
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# Check for critical messages and redirect if present. |
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my ($redirect,$url) = &Apache::loncommon::critical_redirect(300,'menu'); |
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if ($redirect) { |
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&Apache::loncommon::content_type($r,'text/html'); |
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$r->header_out(Location => $url); |
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return REDIRECT; |
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} |
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&Apache::loncommon::no_cache($r); |
&Apache::loncommon::no_cache($r); |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
return OK if $r->header_only; |
return OK if $r->header_only; |
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my $form; |
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if ($env{'environment.remote'} ne 'off') { |
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$form=&Apache::lonmenu::serverform(); |
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} |
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my $custommenu = &Apache::loncommon::needs_gci_custom(); |
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my ($script_tag,$switcher); |
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if ($env{'environment.remote'} ne 'off') { |
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my $utility=&Apache::lonmenu::utilityfunctions('/adm/menu'); |
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$script_tag=(<<ENDSCRIPT); |
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<script type="text/javascript"> |
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$utility |
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</script> |
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ENDSCRIPT |
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} elsif ($custommenu) { |
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my $switcher_js; |
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my %courses = &Apache::loncommon::existing_gcitest_courses(); |
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my $numcourses = keys(%courses); |
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if ($numcourses > 0) { |
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$switcher = &gcitest_switcher(%courses); |
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my $current; |
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if ($env{'request.course.id'}) { |
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$current = 'cc./'.$env{'course.'.$env{'request.course.id'}.'.domain'}. |
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'/'.$env{'course.'.$env{'request.course.id'}.'.num'}; |
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} |
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$switcher_js = &gcitest_switcher_js($current,$numcourses); |
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$script_tag= <<"ENDSCRIPT"; |
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<script type="text/javascript"> |
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// <![CDATA[ |
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$switcher_js |
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// ]]> |
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</script> |
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ENDSCRIPT |
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} |
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} |
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# ---- Print the screen, pretend to be in text mode to generate text-based menu |
# ---- Print the screen, pretend to be in text mode to generate text-based menu |
# temporarily set interface to "faketextual" and remote to "off", which renders |
# temporarily set interface to "faketextual" and remote to "off", which renders |
# the main menu |
# the main menu |
$env{'browser.interface'}='faketextual'; |
$env{'browser.interface'}='faketextual'; |
$env{'environment.remote'}='off'; |
$env{'environment.remote'}='off'; |
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$r->print(&Apache::loncommon::start_page( 'Main Menu', |
$r->print(&Apache::loncommon::start_page( 'Main Menu', |
$script_tag, |
undef, |
{'bread_crumbs' => 1})); |
{'bread_crumbs' => 1})); |
if ($custommenu) { |
$r->print(&Apache::lonmenu::inlinemenu()); |
$r->print(&Apache::lonmenu::inlinemenu('gcicustom',$switcher).$form); |
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} else { |
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$r->print(&Apache::lonmenu::inlinemenu().$form); |
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} |
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$r->print(&Apache::loncommon::end_page()); |
$r->print(&Apache::loncommon::end_page()); |
return OK; |
return OK; |
} |
} |
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sub gcitest_switcher { |
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my (%courses) = @_; |
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my $output; |
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my %Sortby; |
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foreach my $course (sort(keys(%courses))) { |
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next unless (ref($courses{$course}) eq 'HASH'); |
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my $clean_title = $courses{$course}{'description'}; |
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$clean_title =~ s/\W+//g; |
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if ($clean_title eq '') { |
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$clean_title = $courses{$course}{'description'}; |
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} |
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push(@{$Sortby{$clean_title}},$course); |
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} |
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my @sorted_courses = sort { lc($a) cmp lc($b) } (keys(%Sortby)); |
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my $default; |
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if (@sorted_courses > 1) { |
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if (($env{'request.course.id'}) && ($courses{$env{'request.course.id'}})) { |
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$default = &mt('Switch concept test ...'); |
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} else { |
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$default = &mt('Select a concept test ...'); |
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} |
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} else { |
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unless (($env{'request.course.id'}) && ($courses{$env{'request.course.id'}})) { |
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$default = &mt('Select concept test ...'); |
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} |
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} |
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if ($default) { |
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$output = '<form name="pickrole" action="/adm/roles" method="post">'. |
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'<select name="newrole" onchange="javascript:courseswitcher();">'. |
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'<option value="" selected="selected">'.$default.'</option>'; |
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foreach my $item (@sorted_courses) { |
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foreach my $course (@{$Sortby{$item}}) { |
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my ($cdom,$cnum) = split('_',$course); |
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$output .= '<option value="cc./'.$cdom.'/'.$cnum.'">'.$courses{$course}{'description'}.'</option>'; |
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} |
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} |
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$output .= '</select><input type="hidden" name="selectrole" value="" /></form>'; |
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} |
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return $output; |
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} |
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sub gcitest_switcher_js { |
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my ($current,$numcourses) = @_; |
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my $output = <<"ENDJS"; |
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function courseswitcher(caller) { |
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var numcourses = $numcourses; |
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var current = '$current'; |
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var choice = document.pickrole.newrole.options[document.pickrole.newrole.selectedIndex].value; |
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if (choice == '') { |
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if (caller == 'icon') { |
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alert('No Concept Test selected'); |
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} |
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document.pickrole.selectrole.value = ''; |
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return; |
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} |
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if (choice == current) { |
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if ((caller != 'icon') && (numcourses > 1)) { |
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alert('You have selected the current course.\\nPlease select a different Concept Test course'); |
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} |
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document.pickrole.newrole.selectedIndex = 0; |
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document.pickrole.selectrole.value = ''; |
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return; |
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} |
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document.pickrole.selectrole.value = '1'; |
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document.pickrole.submit(); |
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return; |
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} |
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ENDJS |
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return $output; |
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} |
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1; |
1; |
__END__ |
__END__ |