version 1.53, 2003/09/22 03:02:06
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version 1.60, 2004/09/14 01:21:49
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Line 45 use Apache::Constants qw(:common :http);
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Line 45 use Apache::Constants qw(:common :http);
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use Apache::lonnet(); |
use Apache::lonnet(); |
use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonxml(); |
use Apache::lonxml(); |
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use Apache::lonlocal; |
use Apache::lonmenu; |
use Apache::lonmenu; |
use HTML::TokeParser; |
use HTML::TokeParser; |
use GDBM_File; |
use GDBM_File; |
Line 72 sub euclid {
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Line 73 sub euclid {
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sub tracetable { |
sub tracetable { |
my ($sofar,$rid,$beenhere)=@_; |
my ($sofar,$rid,$beenhere)=@_; |
my $further=$sofar; |
my $further=$sofar; |
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my $randomout=0; |
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unless ($ENV{'request.role.adv'}) { |
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$randomout = $hash{'randomout_'.$rid}; |
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} |
unless ($beenhere=~/\&$rid\&/) { |
unless ($beenhere=~/\&$rid\&/) { |
$beenhere.=$rid.'&'; |
$beenhere.=$rid.'&'; |
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unless ($randomout) { |
if (defined($hash{'is_map_'.$rid})) { |
if (defined($hash{'is_map_'.$rid})) { |
if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) && |
if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) && |
(defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) { |
(defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) { |
my $frid=$hash{'map_finish_'.$hash{'src_'.$rid}}; |
my $frid=$hash{'map_finish_'.$hash{'src_'.$rid}}; |
$sofar= |
$sofar= |
&tracetable($sofar,$hash{'map_start_'.$hash{'src_'.$rid}}, |
&tracetable($sofar,$hash{'map_start_'.$hash{'src_'.$rid}}, |
'&'.$frid.'&'); |
'&'.$frid.'&'); |
$sofar++; |
$sofar++; |
if ($hash{'src_'.$frid}) { |
if ($hash{'src_'.$frid}) { |
my $brepriv=&Apache::lonnet::allowed('bre',$hash{'src_'.$frid}); |
my $brepriv=&Apache::lonnet::allowed('bre',$hash{'src_'.$frid}); |
if (($brepriv eq '2') || ($brepriv eq 'F')) { |
if (($brepriv eq '2') || ($brepriv eq 'F')) { |
if (defined($rows[$sofar])) { |
if (defined($rows[$sofar])) { |
$rows[$sofar].='&'.$frid; |
$rows[$sofar].='&'.$frid; |
} else { |
} else { |
$rows[$sofar]=$frid; |
$rows[$sofar]=$frid; |
} |
} |
} |
} |
} |
} |
} |
} |
} else { |
} else { |
$sofar++; |
$sofar++; |
if ($hash{'src_'.$rid}) { |
if ($hash{'src_'.$rid}) { |
my $brepriv=&Apache::lonnet::allowed('bre',$hash{'src_'.$rid}); |
my $brepriv=&Apache::lonnet::allowed('bre',$hash{'src_'.$rid}); |
if (($brepriv eq '2') || ($brepriv eq 'F')) { |
if (($brepriv eq '2') || ($brepriv eq 'F')) { |
if (defined($rows[$sofar])) { |
if (defined($rows[$sofar])) { |
$rows[$sofar].='&'.$rid; |
$rows[$sofar].='&'.$rid; |
} else { |
} else { |
$rows[$sofar]=$rid; |
$rows[$sofar]=$rid; |
} |
} |
} |
} |
} |
} |
} |
} |
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} |
if (defined($hash{'to_'.$rid})) { |
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my $mincond=1; |
if (defined($hash{'to_'.$rid})) { |
my $next=''; |
my $mincond=1; |
foreach (split(/\,/,$hash{'to_'.$rid})) { |
my $next=''; |
my $thiscond= |
foreach (split(/\,/,$hash{'to_'.$rid})) { |
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my $thiscond= |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
if ($thiscond>=$mincond) { |
if ($thiscond>=$mincond) { |
if ($next) { |
if ($next) { |
$next.=','.$_.':'.$thiscond; |
$next.=','.$_.':'.$thiscond; |
} else { |
} else { |
$next=$_.':'.$thiscond; |
$next=$_.':'.$thiscond; |
} |
} |
if ($thiscond>$mincond) { $mincond=$thiscond; } |
if ($thiscond>$mincond) { $mincond=$thiscond; } |
} |
} |
} |
} |
foreach (split(/\,/,$next)) { |
foreach (split(/\,/,$next)) { |
my ($linkid,$condval)=split(/\:/,$_); |
my ($linkid,$condval)=split(/\:/,$_); |
if ($condval>=$mincond) { |
if ($condval>=$mincond) { |
my $now=&tracetable($sofar,$hash{'goesto_'.$linkid},$beenhere); |
my $now=&tracetable($sofar,$hash{'goesto_'.$linkid},$beenhere); |
if ($now>$further) { $further=$now; } |
if ($now>$further) { $further=$now; } |
} |
} |
} |
} |
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} |
} |
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} |
} |
return $further; |
return $further; |
} |
} |
Line 158 sub handler {
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Line 163 sub handler {
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my $number_of_columns = 1; |
my $number_of_columns = 1; |
my $requrl=$r->uri; |
my $requrl=$r->uri; |
my $target = $ENV{'form.grade_target'}; |
my $target = $ENV{'form.grade_target'}; |
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# &Apache::lonnet::logthis("Got a target of $target"); |
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if ($target eq 'meta') { |
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&Apache::loncommon::content_type($r,'text/html'); |
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$r->send_http_header; |
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return OK; |
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} |
# ----------------------------------------------------------------- Tie db file |
# ----------------------------------------------------------------- Tie db file |
if (($ENV{'request.course.fn'}) && (!$ENV{'form.forceselect'})) { |
if (($ENV{'request.course.fn'}) && (!$ENV{'form.forceselect'})) { |
my $fn=$ENV{'request.course.fn'}; |
my $fn=$ENV{'request.course.fn'}; |
Line 228 sub handler {
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Line 239 sub handler {
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# --------------------------------------------------------- This is an SSI cell |
# --------------------------------------------------------- This is an SSI cell |
my $prefix=$_.'_'; |
my $prefix=$_.'_'; |
my %posthash=('request.prefix' => $prefix); |
my %posthash=('request.prefix' => $prefix); |
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if ($ENV{'form.grade_target'} eq 'tex') { |
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$posthash{'grade_target'}=$ENV{'form.grade_target'}; |
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$posthash{'textwidth'}=$ENV{'form.textwidth'}; |
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$posthash{'problem_split'}=$ENV{'form.problem_split'}; |
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$posthash{'latex_type'}=$ENV{'form.latex_type'}; |
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$posthash{'rndseed'}=$ENV{'form.rndseed'}; |
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} |
if (($ENV{'form.'.$prefix.'submit'}) |
if (($ENV{'form.'.$prefix.'submit'}) |
|| ($ENV{'form.all_submit'})) { |
|| ($ENV{'form.all_submit'})) { |
foreach (keys %ENV) { |
foreach (keys %ENV) { |
Line 333 sub handler {
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Line 351 sub handler {
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unless ($contents) { |
unless ($contents) { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
$r->print('<html><body>'.&mt('Empty page').'.</body></html>'); |
$r->print('<html>'."\n". |
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'<head>'."\n". |
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&Apache::lonmenu::registerurl(1,undef)."\n". |
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'</head>'."\n". |
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'<body bgcolor="#FFFFFF" onLoad="' |
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.&Apache::lonmenu::loadevents. |
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'" onUnload="'.&Apache::lonmenu::unloadevents.'">'. |
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&Apache::lonmenu::menubuttons(undef,$target,1) |
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); |
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$r->print(&mt('This page is either empty or it only contains resources that are currently hidden').'. '); |
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$r->print('<br /><br />'.&mt('Please use the LON-CAPA navigation arrows to move to another item in the course').'.</body></html>'); |
} else { |
} else { |
# ------------------------------------------------------------------ Build page |
# ------------------------------------------------------------------ Build page |
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Line 371 sub handler {
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Line 399 sub handler {
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$r->print('<form method="post" action="'. |
$r->print('<form method="post" action="'. |
$requrl.'">'); |
$requrl.'">'); |
} |
} |
} else { |
} elsif ($target eq 'tex') { |
$r->print('\documentclass{article} |
$r->print('\documentclass{article} |
\newcommand{\keephidden}[1]{} |
\newcommand{\keephidden}[1]{} |
\usepackage[dvips]{graphicx} |
\usepackage[dvips]{graphicx} |
Line 396 sub handler {
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Line 424 sub handler {
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my $avespan=$lcm/($#colcont+1); |
my $avespan=$lcm/($#colcont+1); |
for ($j=0;$j<=$#colcont;$j++) { |
for ($j=0;$j<=$#colcont;$j++) { |
my $rid=$colcont[$j]; |
my $rid=$colcont[$j]; |
my $metainfo='<a href="'. |
my $metainfo = ''; |
$metalink{$rid}.'" target="LONcatInfo">'. |
print STDERR "src is $hash{'src_'.$rid}\n"; |
'<img src="/adm/lonMisc/cat_button.gif" border=0>'. |
unless ($hash{'src_'.$rid} =~ m-^/uploaded/-) { |
'</img></a><a href="/adm/evaluate?postdata='. |
$metainfo ='<a name="'. |
&Apache::lonnet::escape(&Apache::lonnet::declutter($hash{'src_'.$rid})) |
&Apache::lonnet::escape(&Apache::lonnet::declutter($hash{'src_'.$rid})).'" />'. |
.'" target="LONcatInfo">'. |
'<a href="'.$metalink{$rid}.'" target="LONcatInfo">'. |
'<img src="/adm/lonMisc/eval_button.gif" border=0>'. |
'<img src="/adm/lonMisc/cat_button.gif" border=0>'. |
'</img></a>'; |
'</img></a>'; |
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} |
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$metainfo .= '<a href="/adm/evaluate?postdata='. |
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&Apache::lonnet::escape(&Apache::lonnet::declutter($hash{'src_'.$rid})). |
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'" target="LONcatInfo">'. |
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'<img src="/adm/lonMisc/eval_button.gif" border=0>'. |
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'</img></a>'; |
if ( |
if ( |
($hash{'src_'.$rid}=~/\.(problem|exam|quiz|assess|survey|form)$/) && |
($hash{'src_'.$rid}=~/\.(problem|exam|quiz|assess|survey|form)$/) && |
(&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'}))) { |
(&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && |
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($hash{'src_'.$rid} !~ m-^/uploaded/-)) { |
my ($mapid,$resid)=split(/\./,$rid); |
my ($mapid,$resid)=split(/\./,$rid); |
my $symb= |
my $symb= |
&Apache::lonnet::declutter($hash{'map_id_'.$mapid}). |
&Apache::lonnet::declutter($hash{'map_id_'.$mapid}). |
Line 474 sub handler {
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Line 509 sub handler {
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} elsif ($cellemb{$rid} eq 'emb') { |
} elsif ($cellemb{$rid} eq 'emb') { |
$r->print('>'.$metainfo.'<embed src="'. |
$r->print('>'.$metainfo.'<embed src="'. |
$hash{'src_'.$rid}.'"></embed>'); |
$hash{'src_'.$rid}.'"></embed>'); |
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} elsif (&Apache::lonnet::declutter($hash{'src_'.$rid}) !~/\.(sequence|page)$/) { |
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$r->print($metainfo.'<b>'.$hash{'title_'.$rid}.'</b><br />'. |
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&mt('It is recommended that you use an up-to-date virus scanner before handling this file.').'</p><p><table>'. |
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&Apache::londocs::entryline(0,&mt("Click to download or use your browser's Save Link function"),'/'.&Apache::lonnet::declutter($hash{'src_'.$rid})).'</table></p><br />'); |
} |
} |
unless ($target eq 'tex') { |
unless ($target eq 'tex') { |
$r->print('</td>'); |
$r->print('</td>'); |