--- rat/lonpageflip.pm 2005/08/31 07:38:29 1.56 +++ rat/lonpageflip.pm 2006/03/19 23:06:00 1.67 @@ -2,7 +2,7 @@ # # Page flip handler # -# $Id: lonpageflip.pm,v 1.56 2005/08/31 07:38:29 albertel Exp $ +# $Id: lonpageflip.pm,v 1.67 2006/03/19 23:06:00 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -46,6 +46,7 @@ sub cleanup { &Apache::lonnet::logthis('Failed cleanup pageflip: hash'); } } + return OK; } sub addrid { @@ -83,6 +84,28 @@ sub hash_src { return ($hash{'src_'.$id},$symb); } +# Inputs are a url, adn a hash ref of +# form name => value pairs +# takes care of properly adding the form name elements and values to the +# the url doing proper escaping of the values and joining with ? or & as +# needed + +sub add_get_param { + my ($url,$form_data) = @_; + my $needs_question_mark = ($url !~ /\?/); + + while (my ($name,$value) = each(%$form_data)) { + if ($needs_question_mark) { + $url.='?'; + $needs_question_mark = 0; + } else { + $url.='&'; + } + $url.=$name.'='.&Apache::lonnet::escape($form_data->{$name}); + } + return $url; +} + sub move { my ($rid,$mapurl,$direction)=@_; my $startoutrid=$rid; @@ -96,25 +119,27 @@ sub move { while ($hash{'type_'.$rid} eq 'finish') { $rid=$hash{'ids_'.$hash{'map_id_'.(split(/\./,$rid))[0]}}; } - map { - my $thiscond= - &Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); - if ($thiscond>=$mincond) { + foreach my $id (split(/\,/,$hash{'to_'.$rid})) { + my $condition= $hash{'conditions_'.$hash{'goesto_'.$id}}; + my $rescond = &Apache::lonnet::docondval($condition); + my $linkcond = &Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$id}}); + my $thiscond = ($rescond<$linkcond)?$rescond:$linkcond; + if ($thiscond>=$mincond) { if ($posnext) { - $posnext.=','.$_.':'.$thiscond; + $posnext.=','.$id.':'.$thiscond; } else { - $posnext=$_.':'.$thiscond; + $posnext=$id.':'.$thiscond; } if ($thiscond>$mincond) { $mincond=$thiscond; } } - } split(/\,/,$hash{'to_'.$rid}); - map { - my ($linkid,$condval)=split(/\:/,$_); + } + foreach my $id (split(/\,/,$posnext)) { + my ($linkid,$condval)=split(/\:/,$id); if ($condval>=$mincond) { $next=&addrid($next,$hash{'goesto_'.$linkid}, $hash{'condid_'.$hash{'undercond_'.$linkid}}); } - } split(/\,/,$posnext); + } if ($hash{'is_map_'.$next}) { # This jumps to the beginning of a new map (going down level) if ( @@ -130,31 +155,33 @@ sub move { ((split(/\./,$startoutrid))[0]!=(split(/\./,$next))[0]) { # This comes up from a map (coming up one level); $mapurl=$hash{'map_id_'.(split(/\./,$next))[0]}; - } + } } elsif ($direction eq 'back') { # ------------------------------------------------------------------- Backwards while ($hash{'type_'.$rid} eq 'start') { $rid=$hash{'ids_'.$hash{'map_id_'.(split(/\./,$rid))[0]}}; } - map { - my $thiscond= - &Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); - if ($thiscond>=$mincond) { - if ($posnext) { - $posnext.=','.$_.':'.$thiscond; - } else { - $posnext=$_.':'.$thiscond; - } - if ($thiscond>$mincond) { $mincond=$thiscond; } - } - } split(/\,/,$hash{'from_'.$rid}); - map { - my ($linkid,$condval)=split(/\:/,$_); - if ($condval>=$mincond) { - $next=&addrid($next,$hash{'comesfrom_'.$linkid}, - $hash{'condid_'.$hash{'undercond_'.$linkid}}); - } - } split(/\,/,$posnext); + foreach my $id (split(/\,/,$hash{'from_'.$rid})) { + my $condition= $hash{'conditions_'.$hash{'comesfrom_'.$id}}; + my $rescond = &Apache::lonnet::docondval($condition); + my $linkcond = &Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$id}}); + my $thiscond = ($rescond<$linkcond)?$rescond:$linkcond; + if ($thiscond>=$mincond) { + if ($posnext) { + $posnext.=','.$id.':'.$thiscond; + } else { + $posnext=$id.':'.$thiscond; + } + if ($thiscond>$mincond) { $mincond=$thiscond; } + } + } + foreach my $id (split(/\,/,$posnext)) { + my ($linkid,$condval)=split(/\:/,$id); + if ($condval>=$mincond) { + $next=&addrid($next,$hash{'comesfrom_'.$linkid}, + $hash{'condid_'.$hash{'undercond_'.$linkid}}); + } + } if ($hash{'is_map_'.$next}) { # This jumps to the end of a new map (going down one level) if ( @@ -180,10 +207,7 @@ sub navlaunch { &Apache::loncommon::content_type($r,'text/html'); &Apache::loncommon::no_cache($r); $r->send_http_header; - my $html=&Apache::lonxml::xmlbegin(); - $r->print("$html
\n"); - $r->print(''. - &Apache::loncommon::bodytag('Launched')); + $r->print(&Apache::loncommon::start_page('Launched')); $r->print(<