|
-$titleinfo $dc_info
+$titleinfo $dc_info $menu
|
$env{'environment.firstname'}
@@ -2928,7 +2942,7 @@ ENDBODY
=back
-=head1 HTTP Helpers
+=head1 HTML Helpers
=over 4
@@ -2936,26 +2950,268 @@ ENDBODY
Returns a uniform footer for LON-CAPA web pages.
-Inputs:
-
-=over 4
+Inputs: none
=back
-Returns: A uniform footer for LON-CAPA web pages.
-
=cut
sub endbodytag {
my $endbodytag='';
$endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
+ if ( exists( $env{'internal.head.redirect'} ) ) {
+ $endbodytag=
+ "
".
+ &mt('Continue').''.
+ $endbodytag;
+ }
return $endbodytag;
}
+=pod
+
+=over 4
+
+=item * &headtag()
+
+Returns a uniform footer for LON-CAPA web pages.
+
+Inputs: $title - optional title for the head
+ $head_extra - optional extra HTML to put inside the
+ $args - optional arguments
+ force_register - if is true call registerurl so the remote is
+ informed
+
+ redirect - array ref of seconds before redirect occurs
+ url to redirect to
+ (side effect of setting
+ $env{'internal.head.redirect'} to the url
+ redirected too)
+=back
+
+=cut
+
+sub headtag {
+ my ($title,$head_extra,$args) = @_;
+
+ my $result =
+ ''.
+ &Apache::lonxml::fontsettings().
+ &Apache::lonhtmlcommon::htmlareaheaders();
+
+ if ($args->{'force_register'}) {
+ $result .= &Apache::lonmenu::registerurl(1);
+ }
+
+ if (ref($args->{'redirect'})) {
+ my ($time,$url) = @{$args->{'redirect'}};
+ $url = &Apache::lonenc::check_encrypt($url);
+ $env{'internal.head.redirect'} = $url;
+ $result.=<
+
+ADDMETA
+ }
+ if (!defined($title)) {
+ $title = 'The LearningOnline Network with CAPA';
+ }
+
+ $result .= ' LON-CAPA '.&mt($title).''.$head_extra;
+ return $result;
+}
+
+=pod
+
+=over 4
+
+=item * &endheadtag()
+
+Returns a uniform for LON-CAPA web pages.
+
+Inputs: none
+
+=back
+
+=cut
+
+sub endheadtag {
+ return '';
+}
+
+=pod
+
+=over 4
+
+=item * &head()
+
+Returns a uniform complete .. section for LON-CAPA web pages.
+
+Inputs: $title - optional title for the page
+ $head_extra - optional extra HTML to put inside the
+=back
+
+=cut
+
+sub head {
+ my ($title,$head_extra,$args) = @_;
+ return &headtag($title,$head_extra,$args).&endheadtag();
+}
+
+=pod
+
+=over 4
+
+=item * &start_page()
+
+Returns a complete .. section for LON-CAPA web pages.
+
+Inputs: $title - optional title for the page
+ $head_extra - optional extra HTML to incude inside the
+ $args - additional optional args supported are:
+ only_body -> is true will set &bodytag() onlybodytag
+ arg on
+ no_nav_bar -> is true will set &bodytag() notopbar arg on
+ add_entries -> additional attributes to add to the
+ domain -> force to color decorate a page for a
+ specific domain
+ function -> force usage of a specific rolish color
+ scheme
+ redirect -> see &headtag()
+ bgcolor -> override the default page bg color
+ js_ready -> return a string ready for being used in
+ a javascript writeln
+ html_encode -> return a string ready for being used in
+ a html attribute
+ force_register -> if is true will turn on the &bodytag()
+ $forcereg arg
+ body_title -> alternate text to use instead of $title
+ in the title box that appears, this text
+ is not auto translated like the $title is
+
+=back
+
+=cut
+
+sub start_page {
+ my ($title,$head_extra,$args) = @_;
+ #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
+ my %head_args;
+ foreach my $arg ('redirect','force_register') {
+ if (defined($args->{$arg})) {
+ $head_args{$arg} = $args->{$arg};
+ }
+ }
+
+ $env{'internal.start_page'}++;
+ my $result =
+ &Apache::lonxml::xmlbegin().
+ &headtag($title,$head_extra,\%head_args).&endheadtag().
+ &bodytag($title,
+ $args->{'function'}, $args->{'add_entries'},
+ $args->{'only_body'}, $args->{'domain'},
+ $args->{'force_register'}, $args->{'body_title'},
+ $args->{'no_nav_bar'}, $args->{'bgcolor'});
+ if ($args->{'js_ready'}) {
+ $result = &js_ready($result);
+ }
+ if ($args->{'html_encode'}) {
+ $result = &html_encode($result);
+ }
+ return $result;
+}
+
+=pod
+
+=over 4
+
+=item * &head()
+
+Returns a complete section for LON-CAPA web pages.
+
+Inputs: $args - additional optional args supported are:
+ js_ready -> return a string ready for being used in
+ a javascript writeln
+ html_encode -> return a string ready for being used in
+ a html attribute
+=back
+
+=cut
+
+sub end_page {
+ my ($args) = @_;
+ #&Apache::lonnet::logthis("end_page ".join(':',caller(0)));
+ $env{'internal.end_page'}++;
+ my $result = &endbodytag()."\n";
+ if ($args->{'js_ready'}) {
+ $result = &js_ready($result);
+ }
+ if ($args->{'html_encode'}) {
+ $result = &html_encode($result);
+ }
+ return $result;
+}
+
+sub html_encode {
+ my ($result) = @_;
+
+ $result = &HTML::Entities::encode($result,'<>&"');
+
+ return $result;
+}
+sub js_ready {
+ my ($result) = @_;
+
+ $result =~ s/[\n\r]/ /xmsg;
+ $result =~ s/\\/\\\\/xmsg;
+ $result =~ s/'/\\'/xmsg;
+ $result =~ s{}{}xmsg;
+
+ return $result;
+}
+
+sub validate_page {
+ if ( exists($env{'internal.start_page'})
+ && $env{'internal.start_page'} > 1) {
+ &Apache::lonnet::logthis('start_page called multiple times '.
+ $env{'internal.start_page'}.' '.
+ $ENV{'request.filename'});
+ }
+ if ( exists($env{'internal.end_page'})
+ && $env{'internal.end_page'} > 1) {
+ &Apache::lonnet::logthis('end_page called multiple times '.
+ $env{'internal.end_page'}.' '.
+ $env{'request.filename'});
+ }
+ if ( exists($env{'internal.start_page'})
+ && ! exists($env{'internal.end_page'})) {
+ &Apache::lonnet::logthis('start_page called without end_page '.
+ $env{'request.filename'});
+ }
+ if ( ! exists($env{'internal.start_page'})
+ && exists($env{'internal.end_page'})) {
+ &Apache::lonnet::logthis('end_page called without start_page'.
+ $env{'request.filename'});
+ }
+}
+
+sub simple_error_page {
+ my ($r,$title,$msg) = @_;
+ my $page =
+ &Apache::loncommon::start_page($title).
+ &mt($msg).
+ &Apache::loncommon::end_page();
+ if (ref($r)) {
+ $r->print($page);
+ return OK;
+ }
+ return $page;
+}
###############################################
=pod
+=over 4
+
=item get_users_function
Used by &bodytag to determine the current users primary role.
|