--- loncom/interface/loncommon.pm 2006/03/19 22:48:53 1.314 +++ loncom/interface/loncommon.pm 2006/03/21 20:36:15 1.317 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common routines # -# $Id: loncommon.pm,v 1.314 2006/03/19 22:48:53 albertel Exp $ +# $Id: loncommon.pm,v 1.317 2006/03/21 20:36:15 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -2741,6 +2741,9 @@ Inputs: =item * $notopbar, if true, keep the 'what is this' info but remove the navigational links + +=item * $bgcolor, used to override the bg coor on a webpage to a specific value + =back Returns: A uniform header for LON-CAPA web pages. @@ -2752,11 +2755,11 @@ other decorations will be returned. sub bodytag { my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle, - $notopbar)=@_; + $notopbar,$bgcolor)=@_; $title=&mt($title); $function = &get_users_function() if (!$function); my $img=&designparm($function.'.img',$domain); - my $pgbg=&designparm($function.'.pgbg',$domain); + my $pgbg= $bgcolor || &designparm($function.'.pgbg',$domain); my $tabbg=&designparm($function.'.tabbg',$domain); my $font=&designparm($function.'.font',$domain); my $link=&designparm($function.'.link',$domain); @@ -2953,6 +2956,12 @@ Inputs: none sub endbodytag { my $endbodytag=''; $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag; + if ( exists( $env{'internal.head.redirect'} ) ) { + $endbodytag= + "
". + &mt('Continue').''. + $endbodytag; + } return $endbodytag; } @@ -2966,7 +2975,12 @@ Returns a uniform footer for LON-CAPA we Inputs: $title - optional title for the head $head_extra - optional extra HTML to put inside the - + $args - optional arguments + redirect - array ref of seconds before redirect occurs + url to redirect to + (side effect of setting + $env{'internal.head.redirect'} to the url + redirected too) =back =cut @@ -2981,6 +2995,8 @@ sub headtag { if (ref($args->{'redirect'})) { my ($time,$url) = @{$args->{'redirect'}}; + $url = &Apache::lonenc::check_encrypt($url); + $env{'internal.head.redirect'} = $url; $result.=< @@ -2990,7 +3006,7 @@ ADDMETA $title = 'The LearningOnline Network with CAPA'; } - $result .= ''.&mt($title).''.$head_extra; + $result .= ' LON-CAPA '.&mt($title).''.$head_extra; return $result; } @@ -3042,14 +3058,21 @@ Returns a complete .. sect 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 -> ... + $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 + force_register -> if is true will turn on the &bodytag() + $forcereg arg =back @@ -3061,13 +3084,19 @@ sub start_page { if (defined($args->{'redirect'})) { $head_args{'redirect'} = $args->{'redirect'}; } - - return + $env{'internal.start_page'}++; + my $result = &Apache::lonxml::xmlbegin(). &headtag($title,$head_extra,\%head_args).&endheadtag(). - &bodytag($title, $args->{'function'}, $args->{'add_entries'}, - $args->{'only_body'}, - undef,undef,undef,$args->{'no_nav_bar'}); + &bodytag($title, + $args->{'function'}, $args->{'add_entries'}, + $args->{'only_body'}, $args->{'domain'}, + $args->{'force_register'}, undef, + $args->{'no_nav_bar'}, $args->{'bgcolor'}); + if ($args->{'js_ready'}) { + $result = &js_ready($result); + } + return $result; } =pod @@ -3078,15 +3107,56 @@ sub start_page { Returns a complete section for LON-CAPA web pages. -Inputs: None - +Inputs: $args - additional optional args supported are: + js_ready -> return a string ready for being used in + a javascript writeln =back =cut sub end_page { - return &endbodytag."\n"; + my ($args) = @_; + $env{'internal.end_page'}++; + my $result = &endbodytag()."\n"; + if ($args->{'js_ready'}) { + $result = &js_ready($result); + } + return $result; +} + +sub js_ready { + my ($result) = @_; + $result = &HTML::Entities::encode($result,'<>&"'); + + $result =~ s/[\n\r]/ /g; + $result =~ s/'/\\'/g; + + return $result; } + +sub validate_page { + if ( exists($env{'internal.start_page'}) + && $env{'internal.start_page'} > 1) { + &Apache::lonnet::logthis('start_page called multiple times '. + $ENV{'request.filename'}); + } + if ( exists($env{'internal.end_page'}) + && $env{'internal.end_page'} > 1) { + &Apache::lonnet::logthis('end_page called multiple times '. + $env{'request.filename'}); + } + if ( exists($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'}); + } +} + ############################################### =pod