version 1.133, 2020/02/18 22:28:41
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version 1.137, 2020/03/05 19:24:35
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Line 44 use Apache::lonhomework;
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Line 44 use Apache::lonhomework;
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use Apache::lonparmset; |
use Apache::lonparmset; |
use Apache::lonenc(); |
use Apache::lonenc(); |
use HTML::TokeParser; |
use HTML::TokeParser; |
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use HTML::Entities(); |
use GDBM_File; |
use GDBM_File; |
use Apache::lonsequence; |
use Apache::lonsequence; |
use lib '/home/httpd/lib/perl/'; |
use lib '/home/httpd/lib/perl/'; |
Line 187 sub handler {
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Line 188 sub handler {
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if (-e "$fn.db") { |
if (-e "$fn.db") { |
my %buttonshide; |
my %buttonshide; |
my $hostname = $r->hostname(); |
my $hostname = $r->hostname(); |
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my $lonhost = $r->dir_config('lonHostID'); |
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my $ip = &Apache::lonnet::get_host_ip($lonhost); |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) { |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) { |
# ------------------------------------------------------------------- Hash tied |
# ------------------------------------------------------------------- Hash tied |
my $firstres=$hash{'map_start_'.$requrl}; |
my $firstres=$hash{'map_start_'.$requrl}; |
Line 304 sub handler {
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Line 307 sub handler {
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foreach (@colcont) { |
foreach (@colcont) { |
my $src=$hash{'src_'.$_}; |
my $src=$hash{'src_'.$_}; |
my $plainsrc = $src; |
my $plainsrc = $src; |
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my $anchor; |
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if ($hash{'ext_'.$_} eq 'true:') { |
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$cellexternal{$_}=($hash{'ext_'.$_} eq 'true:'); |
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$src =~ s{^/ext/}{http://}; |
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$src =~ s{http://https://}{https://}; |
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if ($src =~ /(\#[^#]+)$/) { |
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$anchor = $1; |
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$src =~ s/\#[^#]+$//; |
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} |
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} |
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my $unencsrc = $src; |
my ($extension)=($src=~/\.(\w+)$/); |
my ($extension)=($src=~/\.(\w+)$/); |
$cellexternal{$_}=($hash{'ext_'.$_} eq 'true:'); |
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if ($hash{'encrypted_'.$_}) { |
if ($hash{'encrypted_'.$_}) { |
$src=&Apache::lonenc::encrypted($src); |
$src=&Apache::lonenc::encrypted($src); |
} |
} |
my ($mapid,$resid)=split(/\./,$_); |
my ($mapid,$resid)=split(/\./,$_); |
my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$src); |
my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$plainsrc); |
unless ($env{'request.role.adv'}) { |
unless ($env{'request.role.adv'}) { |
$buttonshide{$symb} = &Apache::lonnet::EXT("resource.0.buttonshide",$symb); |
$buttonshide{$symb} = &Apache::lonnet::EXT("resource.0.buttonshide",$symb); |
} |
} |
$cellemb{$_}= |
$cellemb{$_}= |
&Apache::loncommon::fileembstyle($extension); |
&Apache::loncommon::fileembstyle($extension); |
if ($cellexternal{$_}) { |
if ($cellexternal{$_}) { |
unless (($target eq 'tex') || ($target eq 'tex_answer')) { |
if (($target eq 'tex') || ($target eq 'tex_answer')) { |
$ssibody{$_} = <<ENDEXT; |
my $shown = $src.$anchor; |
<iframe src="$src" width="100%">No iframe support!</iframe> |
if (($hash{'encrypted_'.$_}) && (!$env{'request.role.adv'})) { |
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$shown = &mt('URL not shown (encrypted)'); |
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} |
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my $title=&Apache::lonnet::gettitle($symb); |
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$title = &Apache::lonxml::latex_special_symbols($title); |
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$shown = &Apache::lonxml::latex_special_symbols($shown); |
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$ssibody{$_} = ' \strut \\\\ \textit{'.$title.'} \strut \\\\ '.$shown.'\\\\'; |
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} else { |
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my $showsrc = $src; |
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my ($is_pdf,$title,$linktext); |
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if ($unencsrc =~ /\.pdf$/i) { |
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$is_pdf = 1; |
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} |
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if (($hash{'encrypted_'.$_}) && ($symb)) { |
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$title=&Apache::lonnet::gettitle(&Apache::lonenc::encrypted($symb)); |
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} else { |
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$title=&Apache::lonnet::gettitle($symb); |
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} |
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if ($env{'browser.mobile'}) { |
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if ($is_pdf) { |
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$linktext = &mt('Link to PDF (for mobile devices)'); |
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$ssibody{$_} = &create_extlink($unencsrc,$anchor,$title,$linktext); |
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} else { |
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$linktext = &mt('Link to resource'); |
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$ssibody{$_} = &create_extlink($unencsrc,$anchor,$title,$linktext); |
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} |
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} else { |
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my $absolute = $env{'request.use_absolute'}; |
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my $uselink = &Apache::loncommon::is_nonframeable($unencsrc,$absolute,$hostname,$ip); |
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if (($uselink) || (($ENV{'SERVER_PORT'} == 443) && ($unencsrc =~ m{^http://}))) { |
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$linktext = &mt('Link to resource'); |
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$ssibody{$_} = &create_extlink($unencsrc,$anchor,$title,$linktext); |
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} else { |
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if (($hash{'encrypted_'.$_}) && ($symb) && (!$env{'request.role.adv'})) { |
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$showsrc .= '?symb='.&Apache::lonenc::encrypted($symb); |
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} elsif ($anchor) { |
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$showsrc .= $anchor |
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} |
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$ssibody{$_} = <<ENDEXT; |
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<iframe src="$showsrc" width="100%" height="300px">No iframe support!</iframe> |
ENDEXT |
ENDEXT |
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} |
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} |
} |
} |
} elsif ($cellemb{$_} eq 'ssi') { |
} elsif ($cellemb{$_} eq 'ssi') { |
# --------------------------------------------------------- This is an SSI cell |
# --------------------------------------------------------- This is an SSI cell |
Line 782 ENDEXT
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Line 836 ENDEXT
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} |
} |
$r->print('>'); |
$r->print('>'); |
} |
} |
unless (($cellexternal{$rid}) && |
$r->print($ssibody{$rid}); |
($target eq 'tex') && ($target eq 'tex_answer')) { |
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$r->print($ssibody{$rid}); |
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} |
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unless (($target eq 'tex') || ($target eq 'tex_answer')) { |
unless (($target eq 'tex') || ($target eq 'tex_answer')) { |
$r->print('</font>'); |
$r->print('</font>'); |
} |
} |
Line 888 ENDEXT
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Line 939 ENDEXT
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sub get_buttons { |
sub get_buttons { |
my ($hash,$rid,$buttonshide,$hostname) = @_; |
my ($hash,$rid,$buttonshide,$hostname) = @_; |
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my $metainfo = ''; |
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my $esrc=&Apache::lonnet::declutter($hash->{'src_'.$rid}); |
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my ($mapid,$resid)=split(/\./,$rid); |
my ($mapid,$resid)=split(/\./,$rid); |
my $symb=&Apache::lonnet::encode_symb($hash->{'map_id_'.$mapid}, |
my $symb=&Apache::lonnet::encode_symb($hash->{'map_id_'.$mapid}, |
$resid, |
$resid, |
$hash->{'src_'.$rid}); |
$hash->{'src_'.$rid}); |
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my $aname; |
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if (($hash->{'encrypted_'.$rid}) && (!$env{'request.role.adv'})) { |
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$aname = 'LC_'.$rid; |
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} else { |
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$aname = &escape($symb); |
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} |
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my $metainfo = '<a name="'.$aname.'"></a>'; |
unless ($env{'request.role.adv'}) { |
unless ($env{'request.role.adv'}) { |
if ($buttonshide->{$symb} eq 'yes') { |
if ($buttonshide->{$symb} eq 'yes') { |
return; |
return $metainfo; |
} |
} |
} |
} |
my $crs_sec = $env{'request.course.id'} . (($env{'request.course.sec'} ne '') |
my $crs_sec = $env{'request.course.id'} . (($env{'request.course.sec'} ne '') |
? "/$env{'request.course.sec'}" |
? "/$env{'request.course.sec'}" |
: ''); |
: ''); |
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my $esrc=&Apache::lonnet::declutter($hash->{'src_'.$rid}); |
if ($hash->{'encrypted_'.$rid}) { |
if ($hash->{'encrypted_'.$rid}) { |
$symb=&Apache::lonenc::encrypted($symb); |
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$esrc=&Apache::lonenc::encrypted($esrc); |
$esrc=&Apache::lonenc::encrypted($esrc); |
} |
} |
if ($hash->{'src_'.$rid} !~ m-^/uploaded/- |
if ($hash->{'src_'.$rid} !~ m-^/uploaded/- |
&& $hash->{'src_'.$rid} !~ m{^https?://} |
&& $hash->{'src_'.$rid} !~ m{^/ext/} |
&& !$env{'request.enc'} |
&& !$env{'request.enc'} |
&& ($env{'request.role.adv'} |
&& ($env{'request.role.adv'} |
|| !$hash->{'encrypted_'.$rid})) { |
|| !$hash->{'encrypted_'.$rid})) { |
$metainfo .='<a name="'.&escape($symb).'" />'. |
$metainfo .= '<a href="'.$hash->{'src_'.$rid}.'.meta'.'" '. |
'<a href="'.$hash->{'src_'.$rid}.'.meta'.'" target="LONcatInfo">'. |
'target="LONcatInfo">'. |
'<img src="/res/adm/pages/catalog.png" class="LC_icon"'. |
'<img src="/res/adm/pages/catalog.png" class="LC_icon"'. |
' alt="'.&mt('Show Metadata').'"'. |
' alt="'.&mt('Show Metadata').'"'. |
' title="'.&mt('Show Metadata').'" />'. |
' title="'.&mt('Show Metadata').'" />'. |
'</a>'; |
'</a>'; |
} |
} |
if (($hash->{'src_'.$rid} !~ m{^/uploaded/}) && |
if (($hash->{'src_'.$rid} !~ m{^/uploaded/}) && |
($hash->{'src_'.$rid} !~ m{^https?://})) { |
($hash->{'src_'.$rid} !~ m{^/ext/})) { |
$metainfo .= '<a href="/adm/evaluate?postdata='. |
$metainfo .= '<a href="/adm/evaluate?postdata='. |
&escape($esrc). |
&escape($esrc). |
'" target="LONcatInfo">'. |
'" target="LONcatInfo">'. |
Line 1069 END
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Line 1125 END
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return; |
return; |
} |
} |
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sub create_extlink { |
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my ($url,$anchor,$title,$linktext) = @_; |
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my $shownlink; |
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unless ($title eq '') { |
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$shownlink = '<span style="font-weight:bold;">'.$title.'</span><br />'; |
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} |
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my $dest = &HTML::Entities::encode($url.$anchor,'&<>"'); |
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$shownlink .= '<a href="'.$dest.'">'.$linktext.'</a>'; |
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return $shownlink; |
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} |
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1; |
1; |
__END__ |
__END__ |