--- rat/lonpage.pm 2022/10/05 22:59:06 1.111.2.13.2.4 +++ rat/lonpage.pm 2020/02/17 16:12:35 1.130 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Page Handler # -# $Id: lonpage.pm,v 1.111.2.13.2.4 2022/10/05 22:59:06 raeburn Exp $ +# $Id: lonpage.pm,v 1.130 2020/02/17 16:12:35 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -44,7 +44,6 @@ use Apache::lonhomework; use Apache::lonparmset; use Apache::lonenc(); use HTML::TokeParser; -use HTML::Entities(); use GDBM_File; use Apache::lonsequence; use lib '/home/httpd/lib/perl/'; @@ -102,9 +101,7 @@ sub tracetable { } else { $sofar++; if ($hash{'src_'.$rid}) { - my ($mapid,$resid)=split(/\./,$rid); - my $symb = &Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$hash{'src_'.$rid}); - my $brepriv=&Apache::lonnet::allowed('bre',$hash{'src_'.$rid},$symb); + my $brepriv=&Apache::lonnet::allowed('bre',$hash{'src_'.$rid}); if (($brepriv eq '2') || ($brepriv eq 'F')) { if (defined($rows[$sofar])) { $rows[$sofar].='&'.$rid; @@ -190,8 +187,6 @@ sub handler { if (-e "$fn.db") { my %buttonshide; my $hostname = $r->hostname(); - my $lonhost = $r->dir_config('lonHostID'); - my $ip = &Apache::lonnet::get_host_ip($lonhost); if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) { # ------------------------------------------------------------------- Hash tied my $firstres=$hash{'map_start_'.$requrl}; @@ -278,8 +273,6 @@ sub handler { my %ssilink=(); my %ssivlink=(); my %ssialink=(); - my %cssrefs=(); - my %httpref=(); my %cellemb=(); my %cellexternal=(); @@ -311,79 +304,28 @@ sub handler { foreach (@colcont) { my $src=$hash{'src_'.$_}; my $plainsrc = $src; - my $anchor; - if ($hash{'ext_'.$_} eq 'true:') { - $cellexternal{$_}=($hash{'ext_'.$_} eq 'true:'); - $src =~ s{^/ext/}{http://}; - $src =~ s{http://https://}{https://}; - if ($src =~ /(\#[^#]+)$/) { - $anchor = $1; - $src =~ s/\#[^#]+$//; - } - } - my $unencsrc = $src; my ($extension)=($src=~/\.(\w+)$/); + $cellexternal{$_}=($hash{'ext_'.$_} eq 'true:'); if ($hash{'encrypted_'.$_}) { $src=&Apache::lonenc::encrypted($src); } my ($mapid,$resid)=split(/\./,$_); - my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$plainsrc); + my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$src); unless ($env{'request.role.adv'}) { $buttonshide{$symb} = &Apache::lonnet::EXT("resource.0.buttonshide",$symb); } $cellemb{$_}= &Apache::loncommon::fileembstyle($extension); if ($cellexternal{$_}) { - if (($target eq 'tex') || ($target eq 'tex_answer')) { - my $shown = $src.$anchor; - if (($hash{'encrypted_'.$_}) && (!$env{'request.role.adv'})) { - $shown = &mt('URL not shown (encrypted)'); - } - my $title=&Apache::lonnet::gettitle($symb); - $title = &Apache::lonxml::latex_special_symbols($title); - $shown = &Apache::lonxml::latex_special_symbols($shown); - $ssibody{$_} = ' \strut \\\\ \textit{'.$title.'} \strut \\\\ '.$shown.'\\\\'; - } else { - my $showsrc = $src; - my ($is_pdf,$title,$linktext); - if ($unencsrc =~ /\.pdf$/i) { - $is_pdf = 1; - } - if (($hash{'encrypted_'.$_}) && ($symb)) { - $title=&Apache::lonnet::gettitle(&Apache::lonenc::encrypted($symb)); - } else { - $title=&Apache::lonnet::gettitle($symb); - } - if ($env{'browser.mobile'}) { - if ($is_pdf) { - $linktext = &mt('Link to PDF (for mobile devices)'); - $ssibody{$_} = &create_extlink($unencsrc,$anchor,$title,$linktext); - } else { - $linktext = &mt('Link to resource'); - $ssibody{$_} = &create_extlink($unencsrc,$anchor,$title,$linktext); - } - } else { - my $absolute = $env{'request.use_absolute'}; - my $uselink = &Apache::loncommon::is_nonframeable($unencsrc,$absolute,$hostname,$ip); - if (($uselink) || (($ENV{'SERVER_PORT'} == 443) && ($unencsrc =~ m{^http://}))) { - $linktext = &mt('Link to resource'); - $ssibody{$_} = &create_extlink($unencsrc,$anchor,$title,$linktext); - } else { - if (($hash{'encrypted_'.$_}) && ($symb) && (!$env{'request.role.adv'})) { - $showsrc .= '?symb='.&Apache::lonenc::encrypted($symb); - } elsif ($anchor) { - $showsrc .= $anchor; - } - $ssibody{$_} = <No iframe support! + unless (($target eq 'tex') || ($target eq 'tex_answer')) { + $ssibody{$_} = <No iframe support! ENDEXT - } - } } } elsif ($cellemb{$_} eq 'ssi') { # --------------------------------------------------------- This is an SSI cell my $prefix='p_'.$_.'_'; - my $idprefix='p_'.join('_',($mapid,$resid,'')); + my $idprefix= 'p_'.join('_',($mapid,$resid,'')); my %posthash=('request.prefix' => $prefix, 'LONCAPA_INTERNAL_no_discussion' => 'true', 'symb' => $symb); @@ -421,9 +363,6 @@ ENDEXT } elsif ($env{'form.'.$prefix.'markaccess'} eq 'yes') { $posthash{'markaccess'} = $env{'form.'.$prefix.'markaccess'}; } - if ($env{'environment.remote'} eq 'on') { - $posthash{'inhibitmenu'} = 'yes'; - } my $output=Apache::lonnet::ssi($src,%posthash); $output=~s|//(\s*)?\s||gs; if (($target eq 'tex') || ($target eq 'tex_answer')) { @@ -445,7 +384,6 @@ ENDEXT my $bodydef=0; my $thisxml=0; my @rlinks=(); - my @css_hrefs=(); if ($output=~/\?xml/) { $isxml=1; $thisxml=1; @@ -488,14 +426,6 @@ ENDEXT ($bodydef==0)) { $allscript.="\n\n" .$parser->get_text('/script'); - } elsif (($token->[1] eq 'link') && - ($bodydef==0)) { - if (($token->[2]->{'href'} !~ m{^/adm/}) && - ($token->[2]->{'rel'} eq 'stylesheet')) { - $css_hrefs[$#css_hrefs+1]= - $token->[2]->{'href'}; - - } } } } @@ -658,41 +588,19 @@ ENDEXT $output=~s/(\"|\'|\=\s*)$_(\"|\'|\s|\>)/$1$newlocation$2/; } } - foreach my $css_href (@css_hrefs) { - next if ($css_href eq ''); - unless ($css_href =~ m{https?://}) { - my $proburl = &Apache::lonnet::clutter($plainsrc); - unless ($css_href =~ m{^/}) { - my $probdir = $proburl; - $probdir=~s/\/[^\/]*$//; - $css_href = &Apache::lonnet::hreflocation($probdir,$css_href); - } - if ($css_href =~ m{^/(res|uploaded)/}) { - unless (($env{'httpref.'.$css_href}) || - ($httpref{'httpref.'.$css_href}) || - (&Apache::lonnet::is_on_map($css_href))) { - if ($env{'httpref.'.$proburl}) { - $proburl = $env{'httpref.'.$proburl}; - } - $httpref{'httpref.'.$css_href} = $proburl; - } - } - } - $cssrefs{$css_href} = 1; - } # -------------------------------------------------- Deal with Applet codebases $output=~s/(\]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei; $ssibody{$_}=$output; # ---------------------------------------------------------------- End SSI cell } } - } + } } unless ($contents) { &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; $r->print(&Apache::loncommon::start_page(undef,undef, - {'force_register' => 1})); + {'force_register' => 1,})); $r->print(&mt('This page is either empty or it only contains resources that are currently hidden').'. '); $r->print('

'.&mt('Please use the LON-CAPA navigation arrows to move to another item in the course'). &Apache::loncommon::end_page()); @@ -735,7 +643,6 @@ ENDEXT '// ]]>'. "\n\n"; } - &Apache::lonhtmlcommon::clear_breadcrumb_tools(); if (keys(%hastimeleft)) { my (%uniquetimes,%uniquedisplays); foreach my $item (values(%hastimeleft)) { @@ -745,7 +652,7 @@ ENDEXT $uniquetimes{$item} = 1; } } - if (scalar(keys(%uniquetimes)) == 1) { + if (scalar(keys(%uniquetimes)) == 1) { my (%uniquedisplays,%uniquedones,$currdisp,$donebuttontime, $donebuttonextras); if (keys(%countdowndisp)) { @@ -798,21 +705,6 @@ ENDEXT } } } - if (keys(%cssrefs)) { - my $links; - if (keys(%cssrefs)) { - foreach my $css_href (keys(%cssrefs)) { - next unless ($css_href =~ m{^(/res/|/uploaded/|https?://)}); - $links .= ''."\n"; - } - } - if ($links) { - if (keys(%httpref)) { - &Apache::lonnet::appenv(\%httpref); - } - $allscript .= "\n$links"; - } - } # ------------------------------------------------------------------ Start body $r->print(&Apache::loncommon::start_page(undef,$allscript, {'force_register' => 1, @@ -889,7 +781,10 @@ ENDEXT } $r->print('>'); } - $r->print($ssibody{$rid}); + unless (($cellexternal{$rid}) && + ($target eq 'tex') && ($target eq 'tex_answer')) { + $r->print($ssibody{$rid}); + } unless (($target eq 'tex') || ($target eq 'tex_answer')) { $r->print(''); } @@ -968,26 +863,9 @@ ENDEXT } # ------------------------------------------------------------- End render page } else { - if ($hash{'map_type_'.$hash{'map_pc_'.$requrl}} eq 'none') { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - $r->print(&Apache::loncommon::start_page(undef,undef, - {'force_register' => 1,})); - my $crstype = &Apache::loncommon::course_type(); - if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) { - $r->print(''.&mt('Missing composite page file.').'
'. - &mt("You may want to use the $crstype Editor to remove this item.")); - } else { - $r->print(''. - &mt('This resource was unavailable when your '.lc($crstype).' session was loaded').'
'. - &mt("Please use 'Contents' to list items available in the $crstype.").''); - } - $r->print(&Apache::loncommon::end_page()); - } else { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - &Apache::lonsequence::viewmap($r,$requrl); - } + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + &Apache::lonsequence::viewmap($r,$requrl); } # ------------------------------------------------------------------ Untie hash unless (untie(%hash)) { @@ -1009,49 +887,35 @@ ENDEXT sub get_buttons { my ($hash,$rid,$buttonshide,$hostname) = @_; + my $metainfo = ''; + my $esrc=&Apache::lonnet::declutter($hash->{'src_'.$rid}); my ($mapid,$resid)=split(/\./,$rid); my $symb=&Apache::lonnet::encode_symb($hash->{'map_id_'.$mapid}, $resid, $hash->{'src_'.$rid}); - my ($aname,$shownsymb); - if (($hash->{'encrypted_'.$rid}) && (!$env{'request.role.adv'})) { - $aname = 'LC_'.$rid; - } else { - $shownsymb = $symb; - my $dispsymb = $symb; - if ($symb =~ /\#([^\#]+)$/) { - my $escan = &escape('#'); - $dispsymb =~ s/#([^\#]+)$/$escan$1/; - } - $aname = &escape($dispsymb); - } - my $metainfo = ''; unless ($env{'request.role.adv'}) { if ($buttonshide->{$symb} eq 'yes') { - return $metainfo; + return; } } - my $crs_sec = $env{'request.course.id'} . (($env{'request.course.sec'} ne '') - ? "/$env{'request.course.sec'}" - : ''); - my $esrc=&Apache::lonnet::declutter($hash->{'src_'.$rid}); if ($hash->{'encrypted_'.$rid}) { + $symb=&Apache::lonenc::encrypted($symb); $esrc=&Apache::lonenc::encrypted($esrc); } if ($hash->{'src_'.$rid} !~ m-^/uploaded/- - && $hash->{'src_'.$rid} !~ m{^/ext/} + && $hash->{'src_'.$rid} !~ m{^https?://} && !$env{'request.enc'} && ($env{'request.role.adv'} || !$hash->{'encrypted_'.$rid})) { - $metainfo .= ''. + $metainfo .=''. + ''. ''.&mt('Show Metadata').''. ''; } if (($hash->{'src_'.$rid} !~ m{^/uploaded/}) && - ($hash->{'src_'.$rid} !~ m{^/ext/})) { + ($hash->{'src_'.$rid} !~ m{^https?://})) { $metainfo .= ''. @@ -1063,8 +927,7 @@ sub get_buttons { if (($hash->{'src_'.$rid}=~/$LONCAPA::assess_re/) && ($hash->{'src_'.$rid} !~ m-^/uploaded/-)) { - if ((&Apache::lonnet::allowed('mgr',$crs_sec)) || - (&Apache::lonnet::allowed('vgr',$crs_sec))) { + if (&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) { $metainfo.= ''. @@ -1072,10 +935,7 @@ sub get_buttons { ''.&mt('View Submissions for a Student or a Group of Students').''. - ''; - } - if (&Apache::lonnet::allowed('mgr',$crs_sec)) { - $metainfo.= + ''. ''. '&command=gradingmenu">'. @@ -1084,8 +944,7 @@ sub get_buttons { ' title="'.&mt('Content Grades').'" />'. ''; } - if ((&Apache::lonnet::allowed('opa',$crs_sec)) || - (&Apache::lonnet::allowed('vpa',$crs_sec))) { + if (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) { $metainfo.= ''. @@ -1106,8 +965,8 @@ sub get_buttons { &Apache::lonnet::can_edit_resource($file,$cnum,$cdom,$hash->{'src_'.$rid},$symb); if ($cfile ne '') { my $jscall = &Apache::lonhtmlcommon::jump_to_editres($cfile,$home,$switchserver, - $forceedit,1,$symb,$shownsymb, - undef,&escape($env{'form.title'}), + $forceedit,1,$symb,undef, + &escape($env{'form.title'}), $hostname); if ($jscall) { $editbutton = 1; @@ -1126,14 +985,14 @@ sub get_buttons { if ((&Apache::lonnet::allowed('cre','/')) && (&Apache::lonnet::metadata($url,'sourceavail') eq 'open')) { $viewsrcbutton = 1; - } elsif (&Apache::lonnet::allowed('vxc',$crs_sec)) { + } elsif (&Apache::lonnet::allowed('vxc',$env{'request.course.id'})) { if ($url =~ m{^\Q/res/$cdom/\E($LONCAPA::match_username)/}) { my $auname = $1; if (($env{'request.course.adhocsrcaccess'} ne '') && (grep(/^\Q$auname\E$/,split(/,/,$env{'request.course.adhocsrcaccess'})))) { $viewsrcbutton = 1; } elsif ((&Apache::lonnet::metadata($url,'sourceavail') eq 'open') && - (&Apache::lonnet::allowed('bre',$crs_sec))) { + (&Apache::lonnet::allowed('bre','/'))) { $viewsrcbutton = 1; } } @@ -1178,7 +1037,7 @@ sub add_countdown_timer { $donebuttontext = &mt('Done'); $type = 'map'; } - $donebutton = + $donebutton = &Apache::lonmenu::done_button_js($type,'','',$proctor,$donebuttontext); } unless ($env{'environment.icons'} eq 'iconsonly') { @@ -1197,20 +1056,11 @@ $collapse $expand $alttxt$title END + &Apache::lonhtmlcommon::clear_breadcrumb_tools(); &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$output); return; } -sub create_extlink { - my ($url,$anchor,$title,$linktext) = @_; - my $shownlink; - unless ($title eq '') { - $shownlink = ''.$title.'
'; - } - my $dest = &HTML::Entities::encode($url.$anchor,'&<>"'); - $shownlink .= ''.$linktext.''; - return $shownlink; -} 1; __END__