--- loncom/interface/lonnavmaps.pm 2017/06/21 19:54:58 1.509.2.5.4.1 +++ loncom/interface/lonnavmaps.pm 2021/03/08 03:48:34 1.509.2.13.2.1 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Navigate Maps Handler # -# $Id: lonnavmaps.pm,v 1.509.2.5.4.1 2017/06/21 19:54:58 raeburn Exp $ +# $Id: lonnavmaps.pm,v 1.509.2.13.2.1 2021/03/08 03:48:34 raeburn Exp $ # # Copyright Michigan State University Board of Trustees @@ -486,7 +486,7 @@ use Apache::lonlocal; use Apache::lonnet; use Apache::lonmap; -use POSIX qw (floor strftime); +use POSIX qw (ceil floor strftime); use Time::HiRes qw( gettimeofday tv_interval ); use LONCAPA; use DateTime(); @@ -577,7 +577,11 @@ sub getLinkForResource { my $anchor; if ($res->is_page()) { foreach my $item (@$stack) { if (defined($item)) { $anchor = $item; } } - $anchor=&escape($anchor->shown_symb()); + if ($anchor->encrypted() && !&advancedUser()) { + $anchor='LC_'.$anchor->id(); + } else { + $anchor=&escape($anchor->shown_symb()); + } return ($res->link(),$res->shown_symb(),$anchor); } # in case folder was skipped over as "only sequence" @@ -643,6 +647,9 @@ sub getDescription { } elsif ($slot_status == $res->RESERVABLE) { $slotmsg = &mt('Reservable, reservations close [_1]', timeToHumanString($slot_time,'end')); + } elsif ($slot_status == $res->NEEDS_CHECKIN) { + $slotmsg = &mt('Reserved, check-in needed - ends [_1]', + timeToHumanString($slot_time,'end')); } elsif ($slot_status == $res->RESERVABLE_LATER) { $slotmsg = &mt('Reservable, reservations open [_1]', timeToHumanString($slot_time,'start')); @@ -938,7 +945,28 @@ sub render_resource { # links to open and close the folder my $whitespace = $location.'/whitespace_21.gif'; - my $linkopen = "".""; + my $linkopen = ""; + my $nomodal; + if (($params->{'modalLink'}) && (!$resource->is_sequence())) { + if ($link =~m{^(?:|/adm/wrapper)/ext/([^#]+)}) { + my $exturl = $1; + if (($ENV{'SERVER_PORT'} == 443) && ($exturl !~ /^https:/)) { + $nomodal = 1; + } + } elsif (($link eq "/public/$LONCAPA::match_domain/$LONCAPA::match_courseid/syllabus") && + ($env{'request.course.id'}) && ($ENV{'SERVER_PORT'} == 443) && + ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) { + $nomodal = 1; + } + my $esclink = &js_escape($link); + if ($nomodal) { + $linkopen .= ""; + } else { + $linkopen .= ""; + } + } else { + $linkopen .= ""; + } my $linkclose = ""; # Default icon: unknown page @@ -992,9 +1020,12 @@ sub render_resource { # Don't allow users to manipulate folder $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif'; $icon = ""."\"".($nowOpen"; - - $linkopen = ""; - $linkclose = ""; + if ($params->{'caller'} eq 'sequence') { + $linkopen = ""; + } else { + $linkopen = ""; + $linkclose = ""; + } } if (((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) || (&Apache::lonnet::allowed('cev',$env{'request.course.id'}))) && @@ -1063,10 +1094,19 @@ sub render_resource { } if (!$params->{'resource_nolink'} && !$resource->is_sequence() && !$resource->is_empty_sequence) { - $result .= "$curMarkerBegin$title$partLabel$curMarkerEnd$editmapLink$nonLinkedText"; - } else { - $result .= "$curMarkerBegin$linkopen$title$partLabel$curMarkerEnd$editmapLink$nonLinkedText"; + $linkclose = ''; + if ($params->{'modalLink'}) { + my $esclink = &js_escape($link); + if ($nomodal) { + $linkopen = ""; + } else { + $linkopen = ""; + } + } else { + $linkopen = ""; + } } + $result .= "$curMarkerBegin$linkopen$title$partLabel$linkclose$curMarkerEnd$editmapLink$nonLinkedText"; return $result; } @@ -1357,10 +1397,11 @@ sub render { my $currenturl = $env{'form.postdata'}; #$currenturl=~s/^http\:\/\///; #$currenturl=~s/^[^\/]+//; - - $here = $jump = &Apache::lonnet::symbread($currenturl); + unless ($args->{'caller'} eq 'sequence') { + $here = $jump = &Apache::lonnet::symbread($currenturl); + } } - if ($here eq '') { + if (($here eq '') && ($args->{'caller'} ne 'sequence')) { my $last; if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', &GDBM_READER(),0640)) { @@ -1420,10 +1461,13 @@ sub render { if ($args->{'iterator_map'}) { my $map = $args->{'iterator_map'}; $map = $navmap->getResourceByUrl($map); - my $firstResource = $map->map_start(); - my $finishResource = $map->map_finish(); - - $args->{'iterator'} = $it = $navmap->getIterator($firstResource, $finishResource, $filterHash, $condition); + if (ref($map)) { + my $firstResource = $map->map_start(); + my $finishResource = $map->map_finish(); + $args->{'iterator'} = $it = $navmap->getIterator($firstResource, $finishResource, $filterHash, $condition); + } else { + return; + } } else { $args->{'iterator'} = $it = $navmap->getIterator(undef, undef, $filterHash, $condition,undef,$args->{'include_top_level_map'}); } @@ -1686,6 +1730,28 @@ END undef($args->{'sort'}); } + # Determine if page will be served with https in case + # it contains a syllabus which uses an external URL + # which points at an http site. + + my ($is_ssl,$cdom,$cnum,$hostname); + if ($ENV{'SERVER_PORT'} == 443) { + $is_ssl = 1; + if ($r) { + $hostname = $r->hostname(); + } else { + $hostname = $ENV{'SERVER_NAME'}; + } + } + if ($env{'request.course.id'}) { + $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + } + + my $inhibitmenu; + if ($args->{'modalLink'}) { + $inhibitmenu = '&inhibitmenu=yes'; + } while (1) { if ($args->{'sort'}) { @@ -1819,11 +1885,35 @@ END $stack=$it->getStack(); } ($src,$symb,$anchor)=getLinkForResource($stack); + my $srcHasQuestion = $src =~ /\?/; + if ($env{'request.course.id'}) { + if (($is_ssl) && ($src =~ m{^\Q/public/$cdom/$cnum/syllabus\E($|\?)}) && + ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) { + unless (&Apache::lonnet::uses_sts()) { + if ($hostname ne '') { + $src = 'http://'.$hostname.$src; + } + $src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1'; + $srcHasQuestion = 1; + } + } elsif (($is_ssl) && ($src =~ m{^\Q/adm/wrapper/ext/\E(?!https:)})) { + unless (&Apache::lonnet::uses_sts()) { + if ($hostname ne '') { + $src = 'http://'.$hostname.$src; + } + $src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1'; + $srcHasQuestion = 1; + } + } + } if (defined($anchor)) { $anchor='#'.$anchor; } - my $srcHasQuestion = $src =~ /\?/; - $args->{"resourceLink"} = $src. - ($srcHasQuestion?'&':'?') . - 'symb=' . &escape($symb).$anchor; + if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) { + $args->{"resourceLink"} = $src.($srcHasQuestion?'&':'?') .'navmap=1'; + } else { + $args->{"resourceLink"} = $src. + ($srcHasQuestion?'&':'?') . + 'symb=' . &escape($symb).$inhibitmenu.$anchor; + } } # Now, we've decided what parts to show. Loop through them and # show them. @@ -1851,7 +1941,7 @@ END $currentJumpDelta) { # Jam the anchor after the tag; # necessary for valid HTML (which Mozilla requires) - $colHTML =~ s/\>/\>\/; + $colHTML =~ s/\>/\>\\<\/a\>/; $displayedJumpMarker = 1; } $result .= $colHTML . "\n"; @@ -2237,7 +2327,7 @@ sub generate_email_discuss_status { foreach my $msgid (@keys) { if ((!$emailstatus{$msgid}) || ($emailstatus{$msgid} eq 'new')) { my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid, - $symb,$error) = &Apache::lonmsg::unpackmsgid($msgid); + $symb,$error) = &Apache::lonmsg::unpackmsgid(&LONCAPA::escape($msgid)); &Apache::lonenc::check_decrypt(\$symb); if (($fromcid ne '') && ($fromcid ne $cid)) { next; @@ -2751,6 +2841,91 @@ sub recurseup_maps { return @recurseup; } +sub recursed_crumbs { + my ($self,$mapurl,$restitle) = @_; + my (@revmapinfo,@revmapres); + my $mapres = $self->getResourceByUrl($mapurl); + if (ref($mapres)) { + @revmapres = map { $self->getByMapPc($_); } split(/,/,$mapres->map_breadcrumbs()); + shift(@revmapres); + } + my $allowedlength = 60; + my $minlength = 5; + my $allowedtitle = 30; + if (($env{'environment.icons'} eq 'iconsonly') && (!$env{'browser.mobile'})) { + $allowedlength = 100; + $allowedtitle = 70; + } + if (length($restitle) > $allowedtitle) { + $restitle = &truncate_crumb_text($restitle,$allowedtitle); + } + my $totallength = length($restitle); + my @links; + + foreach my $map (@revmapres) { + my $pc = $map->map_pc(); + next if ((!$pc) || ($pc == 1)); + push(@links,$map); + push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $map->title(),'no_mt' => 1,}); + $totallength += length($map->title()); + } + my $numlinks = scalar(@links); + if ($numlinks) { + if ($totallength - $allowedlength > 0) { + my $available = $allowedlength - length($restitle); + my $avg = POSIX::ceil($available/$numlinks); + if ($avg < $minlength) { + $avg = $minlength; + } + @revmapinfo = (); + foreach my $map (@links) { + my $showntitle = &truncate_crumb_text($map->title(),$avg); + if ($showntitle ne '') { + push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $showntitle,'no_mt' => 1,}); + } + } + } + } + if ($restitle ne '') { + push(@revmapinfo,{'text' => $restitle, 'no_mt' => 1}); + } + return @revmapinfo; +} + +sub truncate_crumb_text { + my ($title,$limit) = @_; + my $showntitle = ''; + if (length($title) > $limit) { + my @words = split(/\b\s*/,$title); + if (@words == 1) { + $showntitle = substr($title,0,$limit).' ...'; + } else { + my $linklength = 0; + my $num = 0; + foreach my $word (@words) { + $linklength += 1+length($word); + if ($word eq '-') { + $showntitle =~ s/ $//; + $showntitle .= $word; + } elsif ($linklength > $limit) { + if ($num < @words) { + $showntitle .= $word.' ...'; + last; + } else { + $showntitle .= $word; + } + } else { + $showntitle .= $word.' '; + } + } + $showntitle =~ s/ $//; + } + return $showntitle; + } else { + return $title; + } +} + # # Determines the open/close dates for printing a map that # encloses a resource. @@ -3624,7 +3799,8 @@ sub next { # That ends the main iterator logic. Now, do we want to recurse # down this map (if this resource is a map)? if ( ($self->{HERE}->is_sequence() || (!$closeAllPages && $self->{HERE}->is_page())) && - (defined($self->{FILTER}->{$self->{HERE}->map_pc()}) xor $self->{CONDITION})) { + (defined($self->{FILTER}->{$self->{HERE}->map_pc()}) xor $self->{CONDITION}) && + ($env{'request.role.adv'} || !$self->{HERE}->randomout())) { $self->{RECURSIVE_ITERATOR_FLAG} = 1; my $firstResource = $self->{HERE}->map_start(); my $finishResource = $self->{HERE}->map_finish(); @@ -4373,6 +4549,12 @@ Returns a string with a comma-separated for the hierarchy of maps containing a map, with the top level map first, then descending to deeper levels, with the enclosing map last. +=item * B: + +Same as map_hierarchy, except maps containing only a single itemm if +it's a map, or containing no items are omitted, unless it's the top +level map (map_pc = 1), which is always included. + =back =cut @@ -4408,6 +4590,11 @@ sub map_hierarchy { my $pc = $self->map_pc(); return $self->navHash("map_hierarchy_$pc", 0); } +sub map_breadcrumbs { + my $self = shift; + my $pc = $self->map_pc(); + return $self->navHash("map_breadcrumbs_$pc", 0); +} ##### # Property queries @@ -4635,7 +4822,7 @@ sub duedate { if ($interval[0] =~ /^(\d+)/) { my $timelimit = $1; my $first_access=&Apache::lonnet::get_first_access($interval[1], - $self->{SYMB}); + $self->{SYMB}); if (defined($first_access)) { my $interval = $first_access+$timelimit; $date = (!$due_date || $interval < $due_date) ? $interval @@ -5543,7 +5730,7 @@ sub check_for_slot { ($checkedin,$checkedinslot) = $self->checkedin(); unless ((grep(/^\Q$checkedin\E/,@proctors)) && ($checkedinslot eq $slot_name)) { - return (NEEDS_CHECKIN,undef,$slot_name); + return (NEEDS_CHECKIN,$end,$slot_name); } } return (RESERVED,$end,$slot_name);