version 1.58, 2004/08/29 18:45:52
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version 1.77, 2007/05/22 00:26:31
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Line 25
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# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# (TeX Content Handler |
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# |
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# YEAR=2000 |
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# 05/29/00,05/30 Gerd Kortemeyer) |
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# 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23, |
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# 10/02,10/10,10/14,10/16,10/18,10/19,10/31,11/6,11/14,11/16, |
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# YEAR=2001 |
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# 08/13/01,08/30,10/1 Gerd Kortemeyer |
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# YEAR=2002 |
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# 03/19 Gerd Kortemeyer |
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# |
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### |
### |
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package Apache::lonpage; |
package Apache::lonpage; |
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use strict; |
use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use Apache::lonnet(); |
use Apache::lonnet; |
use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonxml(); |
use Apache::lonxml(); |
use Apache::lonlocal; |
use Apache::lonlocal; |
Line 50 use Apache::lonmenu;
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Line 39 use Apache::lonmenu;
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use HTML::TokeParser; |
use HTML::TokeParser; |
use GDBM_File; |
use GDBM_File; |
use Apache::lonsequence; |
use Apache::lonsequence; |
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use lib '/home/httpd/lib/perl/'; |
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use LONCAPA; |
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# -------------------------------------------------------------- Module Globals |
# -------------------------------------------------------------- Module Globals |
my %hash; |
my %hash; |
Line 74 sub tracetable {
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Line 66 sub tracetable {
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my ($sofar,$rid,$beenhere)=@_; |
my ($sofar,$rid,$beenhere)=@_; |
my $further=$sofar; |
my $further=$sofar; |
my $randomout=0; |
my $randomout=0; |
unless ($ENV{'request.role.adv'}) { |
unless ($env{'request.role.adv'}) { |
$randomout = $hash{'randomout_'.$rid}; |
$randomout = $hash{'randomout_'.$rid}; |
} |
} |
unless ($beenhere=~/\&$rid\&/) { |
unless ($beenhere=~/\&$rid\&/) { |
Line 149 sub handler {
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Line 141 sub handler {
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# ------------------------------------------- Set document type for header only |
# ------------------------------------------- Set document type for header only |
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if ($r->header_only) { |
if ($r->header_only) { |
if ($ENV{'browser.mathml'}) { |
if ($env{'browser.mathml'}) { |
&Apache::loncommon::content_type($r,'text/xml'); |
&Apache::loncommon::content_type($r,'text/xml'); |
} else { |
} else { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
Line 162 sub handler {
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Line 154 sub handler {
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['forceselect','launch']); |
['forceselect','launch']); |
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'}; |
# &Apache::lonnet::logthis("Got a target of $target"); |
# &Apache::lonnet::logthis("Got a target of $target"); |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
Line 170 sub handler {
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Line 162 sub handler {
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return OK; |
return OK; |
} |
} |
# ----------------------------------------------------------------- Tie db file |
# ----------------------------------------------------------------- Tie db file |
if (($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'}; |
if (-e "$fn.db") { |
if (-e "$fn.db") { |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) { |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) { |
# ------------------------------------------------------------------- Hash tied |
# ------------------------------------------------------------------- Hash tied |
Line 191 sub handler {
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Line 183 sub handler {
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for ($i=0;$i<=$#rows;$i++) { |
for ($i=0;$i<=$#rows;$i++) { |
if ($rows[$i]) { |
if ($rows[$i]) { |
my @colcont=split(/\&/,$rows[$i]); |
my @colcont=split(/\&/,$rows[$i]); |
foreach (@colcont) { |
foreach my $rid (@colcont) { |
$symbhash{$hash{'src_'.$_}}=''; |
my ($mapid,$resid)=split(/\./,$rid); |
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$symbhash{$hash{'src_'.$rid}}= |
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[$hash{'src_'.$rid},$resid]; |
} |
} |
} |
} |
} |
} |
Line 232 sub handler {
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Line 226 sub handler {
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$lcm*=($#colcont+1)/euclid($lcm,($#colcont+1)); |
$lcm*=($#colcont+1)/euclid($lcm,($#colcont+1)); |
foreach (@colcont) { |
foreach (@colcont) { |
my $src=$hash{'src_'.$_}; |
my $src=$hash{'src_'.$_}; |
$src=~/\.(\w+)$/; |
my ($extension)=($src=~/\.(\w+)$/); |
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if ($hash{'encrypted_'.$_}) { |
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$src=&Apache::lonenc::encrypted($src); |
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} |
$metalink{$_}=$src.'.meta'; |
$metalink{$_}=$src.'.meta'; |
$cellemb{$_}=Apache::loncommon::fileembstyle($1); |
$cellemb{$_}= |
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&Apache::loncommon::fileembstyle($extension); |
if ($cellemb{$_} eq 'ssi') { |
if ($cellemb{$_} eq 'ssi') { |
# --------------------------------------------------------- This is an SSI cell |
# --------------------------------------------------------- This is an SSI cell |
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my ($mapid,$resid)=split(/\./,$_); |
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my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$src); |
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my $prefix=$_.'_'; |
my $prefix=$_.'_'; |
my %posthash=('request.prefix' => $prefix); |
my %posthash=('request.prefix' => $prefix, |
if ($ENV{'form.grade_target'} eq 'tex') { |
'LONCAPA_INTERNAL_no_discussion' => 'true', |
$posthash{'grade_target'}=$ENV{'form.grade_target'}; |
'symb' => $symb); |
$posthash{'textwidth'}=$ENV{'form.textwidth'}; |
if ($env{'form.grade_target'} eq 'tex') { |
$posthash{'problem_split'}=$ENV{'form.problem_split'}; |
$posthash{'grade_target'}=$env{'form.grade_target'}; |
$posthash{'latex_type'}=$ENV{'form.latex_type'}; |
$posthash{'textwidth'}=$env{'form.textwidth'}; |
$posthash{'rndseed'}=$ENV{'form.rndseed'}; |
$posthash{'problem_split'}=$env{'form.problem_split'}; |
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$posthash{'latex_type'}=$env{'form.latex_type'}; |
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$posthash{'rndseed'}=$env{'form.rndseed'}; |
} |
} |
if (($ENV{'form.'.$prefix.'submit'}) |
my $submitted=exists($env{'form.all_submit'}); |
|| ($ENV{'form.all_submit'})) { |
if (!$submitted) { |
foreach (keys %ENV) { |
foreach my $key (keys(%env)) { |
if ($_=~/^form.$prefix/) { |
if ($key=~/^form.\Q$prefix\Esubmit_/) { |
my $name=$_; |
$submitted=1;last; |
$name=~s/^form.$prefix//; |
} |
$posthash{$name}=$ENV{$_}; |
} |
} |
} |
} |
if ($submitted) { |
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foreach my $key (keys(%env)) { |
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if ($key=~/^form.\Q$prefix\E/) { |
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my $name=$key; |
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$name=~s/^form.\Q$prefix\E//; |
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$posthash{$name}=$env{$key}; |
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} |
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} |
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if (exists($env{'form.all_submit'})) { |
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$posthash{'all_submit'}='yes'; |
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} |
} |
} |
my $output=Apache::lonnet::ssi($src,%posthash); |
my $output=Apache::lonnet::ssi($src,%posthash); |
$output=~ |
$output=~s|//(\s*<!--)? BEGIN LON-CAPA Internal.+?// END LON-CAPA Internal\s*(-->)?\s||gs; |
s/\/\/ BEGIN LON\-CAPA Internal.+\/\/ END LON\-CAPA Internal\s//gs; |
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if ($target eq 'tex') { |
if ($target eq 'tex') { |
$output =~ s/^([^&]+)\\begin{document}//; |
$output =~ s/^([^&]+)\\begin{document}//; |
$output =~ s/\\end{document}//; |
$output =~ s/\\end{document}//; |
Line 351 sub handler {
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Line 363 sub handler {
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unless ($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>'); |
$r->print(&Apache::loncommon::start_page(undef,undef, |
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{'force_register' => 1,})); |
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$r->print(&mt('This page is either empty or it only contains resources that are currently hidden').'. '); |
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$r->print('<br /><br />'.&mt('Please use the LON-CAPA navigation arrows to move to another item in the course'). |
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&Apache::loncommon::end_page()); |
} else { |
} else { |
# ------------------------------------------------------------------ Build page |
# ------------------------------------------------------------------ Build page |
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Line 359 sub handler {
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Line 375 sub handler {
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unless ($target eq 'tex') { |
unless ($target eq 'tex') { |
if ($isxml) { |
if ($isxml) { |
&Apache::loncommon::content_type($r,'text/xml'); |
&Apache::loncommon::content_type($r,'text/xml'); |
$r->send_http_header; |
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$r->print($xmlheader); |
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} else { |
} else { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
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$r->print('<html>'); |
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} |
} |
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$r->send_http_header; |
# ------------------------------------------------------------------------ Head |
# ------------------------------------------------------------------------ Head |
$r->print("\n<head>\n".$allmeta); |
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if ($allscript) { |
if ($allscript) { |
$r->print("\n<script language='JavaScript'>\n". |
$allscript .= |
$allscript."\n</script>\n"); |
"\n<script type=\"text/javascript\">\n". |
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$allscript."\n</script>\n"; |
} |
} |
$r->print(&Apache::lonmenu::registerurl(1,undef)); |
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$r->print("\n</head>\n"); |
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# ------------------------------------------------------------------ Start body |
# ------------------------------------------------------------------ Start body |
if ($isxml) { |
$r->print(&Apache::loncommon::start_page(undef,undef, |
$r->print($xmlbody); |
{'force_register' => 1, |
} else { |
'bgcolor' => '#ffffff',})); |
$r->print( |
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'<body bgcolor="#FFFFFF" onLoad="'.&Apache::lonmenu::loadevents. |
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'" onUnload="'.&Apache::lonmenu::unloadevents.'">'. |
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&Apache::lonmenu::menubuttons(undef,$target,1) |
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); |
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} |
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# ------------------------------------------------------------------ Start form |
# ------------------------------------------------------------------ Start form |
if ($nforms) { |
if ($nforms) { |
$r->print('<form method="post" action="'. |
$r->print('<form method="post" action="'. |
$requrl.'">'); |
&Apache::lonenc::check_encrypt($requrl) |
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.'">'); |
} |
} |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$r->print('\documentclass{article} |
$r->print('\documentclass{article} |
Line 403 sub handler {
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Line 409 sub handler {
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$r->print('\begin{longtable}INSERTTHEHEADOFLONGTABLE\endfirsthead\endhead '); |
$r->print('\begin{longtable}INSERTTHEHEADOFLONGTABLE\endfirsthead\endhead '); |
if ($number_of_columns le $lcm) {$number_of_columns=$lcm;}; |
if ($number_of_columns le $lcm) {$number_of_columns=$lcm;}; |
} else { |
} else { |
$r->print('<table cols="'.$lcm.'" border="0">'); |
$r->print('<table width="100%" cols="'.$lcm.'" border="0">'); |
} |
} |
for ($i=0;$i<=$#rows;$i++) { |
for ($i=0;$i<=$#rows;$i++) { |
if ($rows[$i]) { |
if ($rows[$i]) { |
Line 414 sub handler {
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Line 420 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 name="'. |
my $metainfo = ''; |
&Apache::lonnet::escape(&Apache::lonnet::declutter($hash{'src_'.$rid})).'" />'. |
my $esrc=&Apache::lonnet::declutter($hash{'src_'.$rid}); |
'<a href="'. |
my ($mapid,$resid)=split(/\./,$rid); |
$metalink{$rid}.'" target="LONcatInfo">'. |
my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$hash{'src_'.$rid}); |
'<img src="/adm/lonMisc/cat_button.gif" border=0>'. |
if ($hash{'encrypted_'.$rid}) { |
'</img></a><a href="/adm/evaluate?postdata='. |
$symb=&Apache::lonenc::encrypted($symb); |
&Apache::lonnet::escape(&Apache::lonnet::declutter($hash{'src_'.$rid})) |
$esrc=&Apache::lonenc::encrypted($esrc); |
.'" target="LONcatInfo">'. |
} |
'<img src="/adm/lonMisc/eval_button.gif" border=0>'. |
unless ($hash{'src_'.$rid} =~ m-^/uploaded/-) { |
'</img></a>'; |
$metainfo ='<a name="'.&escape($symb).'" />'. |
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'<a href="'.$metalink{$rid}.'" target="LONcatInfo">'. |
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'<img src="/adm/lonMisc/cat_button.gif" border=0>'. |
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'</img></a>'; |
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} |
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$metainfo .= '<a href="/adm/evaluate?postdata='. |
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&escape($esrc). |
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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_'.$mapid}). |
'___'.$resid.'___'. |
'___'.$resid.'___'. |
&Apache::lonnet::declutter($hash{'src_'.$rid}); |
&Apache::lonnet::declutter($hash{'src_'.$rid}); |
$metainfo.= |
$metainfo.= |
'<a href="/adm/grades?symb='.&Apache::lonnet::escape($symb). |
'<a href="/adm/grades?symb='.&escape($symb). |
# '&command=submission" target="LONcatInfo">'. |
# '&command=submission" target="LONcatInfo">'. |
'&command=submission">'. |
'&command=submission">'. |
'<img src="/adm/lonMisc/subm_button.gif" border=0>'. |
'<img src="/adm/lonMisc/subm_button.gif" border=0>'. |
'</img></a>'. |
'</img></a>'. |
'<a href="/adm/grades?symb='.&Apache::lonnet::escape($symb). |
'<a href="/adm/grades?symb='.&escape($symb). |
# '&command=gradingmenu" target="LONcatInfo">'. |
# '&command=gradingmenu" target="LONcatInfo">'. |
'&command=gradingmenu">'. |
'&command=gradingmenu">'. |
'<img src="/adm/lonMisc/pgrd_button.gif" border=0>'. |
'<img src="/adm/lonMisc/pgrd_button.gif" border=0>'. |
'</img></a>'. |
'</img></a>'. |
'<a href="/adm/parmset?symb='.&Apache::lonnet::escape($symb). |
'<a href="/adm/parmset?symb='.&escape($symb). |
# '" target="LONcatInfo">'. |
# '" target="LONcatInfo">'. |
'" >'. |
'" >'. |
'<img src="/adm/lonMisc/pprm_button.gif" border=0>'. |
'<img src="/adm/lonMisc/pprm_button.gif" border=0>'. |
Line 479 sub handler {
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Line 495 sub handler {
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unless ($target eq 'tex') { |
unless ($target eq 'tex') { |
$r->print('</font>'); |
$r->print('</font>'); |
} |
} |
if ($ENV{'course.'. |
if ($env{'course.'. |
$ENV{'request.course.id'}. |
$env{'request.course.id'}. |
'.pageseparators'} eq 'yes') { |
'.pageseparators'} eq 'yes') { |
unless($target eq 'tex') { |
unless($target eq 'tex') { |
$r->print('<hr />'); |
$r->print('<hr />'); |
} else { |
} |
$r->print('\hline'); |
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} |
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} |
} |
} elsif ($cellemb{$rid} eq 'img') { |
} elsif ($cellemb{$rid} eq 'img') { |
$r->print('>'.$metainfo.'<img src="'. |
$r->print('>'.$metainfo.'<img src="'. |
$hash{'src_'.$rid}.'"></img>'); |
$hash{'src_'.$rid}.'" />'); |
} 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>'); |
$r->print('</td>'); |
Line 522 sub handler {
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Line 540 sub handler {
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(($nforms>1)?'submit':'hidden').'"></input></form>'); |
(($nforms>1)?'submit':'hidden').'"></input></form>'); |
} |
} |
unless ($target eq 'tex') { |
unless ($target eq 'tex') { |
$r->print('</body>'.&Apache::lonxml::xmlend()); |
$r->print(&Apache::loncommon::end_page({'discussion' |
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=> 1,})); |
} else { |
} else { |
$r->print('\end{document}'.$number_of_columns); |
$r->print('\end{document}'.$number_of_columns); |
} |
} |
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&Apache::lonnet::symblist($requrl,%symbhash); |
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my ($map,$id,$url)=&Apache::lonnet::decode_symb(&Apache::lonnet::symbread()); |
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&Apache::lonnet::symblist($map,'last_known'=>[$url,$id]); |
# -------------------------------------------------------------------- End page |
# -------------------------------------------------------------------- End page |
} |
} |
# ------------------------------------------------------------- End render page |
# ------------------------------------------------------------- End render page |
} else { |
} else { |
$r->content_type('text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
&Apache::lonsequence::viewmap($r,$requrl); |
&Apache::lonsequence::viewmap($r,$requrl); |
} |
} |
Line 545 sub handler {
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Line 567 sub handler {
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} |
} |
} |
} |
} |
} |
$r->content_type('text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
&Apache::lonsequence::viewmap($r,$requrl); |
&Apache::lonsequence::viewmap($r,$requrl); |
return OK; |
return OK; |