version 1.64, 2004/12/10 19:59:55
|
version 1.87, 2007/11/30 19:14:14
|
Line 25
|
Line 25
|
# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# (TeX Content Handler |
|
# |
|
# YEAR=2000 |
|
# 05/29/00,05/30 Gerd Kortemeyer) |
|
# 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23, |
|
# 10/02,10/10,10/14,10/16,10/18,10/19,10/31,11/6,11/14,11/16, |
|
# YEAR=2001 |
|
# 08/13/01,08/30,10/1 Gerd Kortemeyer |
|
# YEAR=2002 |
|
# 03/19 Gerd Kortemeyer |
|
# |
|
### |
### |
|
|
package Apache::lonpage; |
package Apache::lonpage; |
|
|
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;
|
Line 39 use Apache::lonmenu;
|
use HTML::TokeParser; |
use HTML::TokeParser; |
use GDBM_File; |
use GDBM_File; |
use Apache::lonsequence; |
use Apache::lonsequence; |
|
use lib '/home/httpd/lib/perl/'; |
|
use LONCAPA; |
|
|
|
|
# -------------------------------------------------------------- Module Globals |
# -------------------------------------------------------------- Module Globals |
my %hash; |
my %hash; |
Line 74 sub tracetable {
|
Line 66 sub tracetable {
|
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 86 sub tracetable {
|
Line 78 sub tracetable {
|
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.'&'); |
'&'.$frid.$beenhere); |
$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_'.$frid}); |
Line 149 sub handler {
|
Line 141 sub handler {
|
# ------------------------------------------- Set document type for header only |
# ------------------------------------------- Set document type for header only |
|
|
if ($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 {
|
Line 154 sub handler {
|
['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($r,'text/html'); |
Line 170 sub handler {
|
Line 162 sub handler {
|
return OK; |
return OK; |
} |
} |
# ----------------------------------------------------------------- Tie db file |
# ----------------------------------------------------------------- Tie db file |
if (($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 {
|
Line 183 sub handler {
|
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); |
|
$symbhash{$hash{'src_'.$rid}}= |
|
[$hash{'src_'.$rid},$resid]; |
} |
} |
} |
} |
} |
} |
Line 212 sub handler {
|
Line 206 sub handler {
|
my %ssivlink=(); |
my %ssivlink=(); |
my %ssialink=(); |
my %ssialink=(); |
|
|
my %metalink=(); |
|
|
|
my %cellemb=(); |
my %cellemb=(); |
|
|
my $allscript=''; |
my $allscript=''; |
Line 236 sub handler {
|
Line 228 sub handler {
|
if ($hash{'encrypted_'.$_}) { |
if ($hash{'encrypted_'.$_}) { |
$src=&Apache::lonenc::encrypted($src); |
$src=&Apache::lonenc::encrypted($src); |
} |
} |
$metalink{$_}=$src.'.meta'; |
|
$cellemb{$_}= |
$cellemb{$_}= |
&Apache::loncommon::fileembstyle($extension); |
&Apache::loncommon::fileembstyle($extension); |
if ($cellemb{$_} eq 'ssi') { |
if ($cellemb{$_} eq 'ssi') { |
Line 246 sub handler {
|
Line 237 sub handler {
|
|
|
my $prefix=$_.'_'; |
my $prefix=$_.'_'; |
my %posthash=('request.prefix' => $prefix, |
my %posthash=('request.prefix' => $prefix, |
|
'LONCAPA_INTERNAL_no_discussion' => 'true', |
'symb' => $symb); |
'symb' => $symb); |
if ($ENV{'form.grade_target'} eq 'tex') { |
if ($env{'form.grade_target'} eq 'tex') { |
$posthash{'grade_target'}=$ENV{'form.grade_target'}; |
$posthash{'grade_target'}=$env{'form.grade_target'}; |
$posthash{'textwidth'}=$ENV{'form.textwidth'}; |
$posthash{'textwidth'}=$env{'form.textwidth'}; |
$posthash{'problem_split'}=$ENV{'form.problem_split'}; |
$posthash{'problem_split'}=$env{'form.problem_split'}; |
$posthash{'latex_type'}=$ENV{'form.latex_type'}; |
$posthash{'latex_type'}=$env{'form.latex_type'}; |
$posthash{'rndseed'}=$ENV{'form.rndseed'}; |
$posthash{'rndseed'}=$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) { |
|
foreach my $key (keys(%env)) { |
|
if ($key=~/^form.\Q$prefix\E/) { |
|
my $name=$key; |
|
$name=~s/^form.\Q$prefix\E//; |
|
$posthash{$name}=$env{$key}; |
|
} |
|
} |
|
if (exists($env{'form.all_submit'})) { |
|
$posthash{'all_submit'}='yes'; |
|
} |
} |
} |
my $output=Apache::lonnet::ssi($src,%posthash); |
my $output=Apache::lonnet::ssi($src,%posthash); |
$output=~s|//(\s*<!--)? BEGIN LON-CAPA Internal.+// END LON-CAPA Internal\s*(-->)?\s||gs; |
$output=~s|//(\s*<!--)? BEGIN LON-CAPA Internal.+?// END LON-CAPA Internal\s*(-->)?\s||gs; |
if ($target eq 'tex') { |
if ($target eq 'tex') { |
$output =~ s/^([^&]+)\\begin{document}//; |
$output =~ s/^([^&]+)\\begin{document}//; |
$output =~ s/\\end{document}//; |
$output =~ s/\\end{document}//; |
Line 333 sub handler {
|
Line 335 sub handler {
|
$output=~s/\<form[^\>]*\>//gsi; |
$output=~s/\<form[^\>]*\>//gsi; |
$output=~s/\<\/form[^\>]*\>//gsi; |
$output=~s/\<\/form[^\>]*\>//gsi; |
$output=~ |
$output=~ |
s/\<((?:input|select|button|textarea)[^\>]+)name\s*\=\s*[\'\"]*([\w\.\:]+)[\'\"]*([^\>]*)\>/\<$1 name="$prefix$2" $3\>/gsi; |
s/\<((?:input|select|button|textarea)[^\>]+)name\s*\=\s*[\'\"]*([^\'\"]+)[\'\"]*([^\>]*)\>/\<$1 name="$prefix$2" $3\>/gsi; |
} |
} |
$thisdir=~s/\/[^\/]*$//; |
$thisdir=~s/\/[^\/]*$//; |
foreach (@rlinks) { |
foreach (@rlinks) { |
Line 358 sub handler {
|
Line 360 sub handler {
|
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>'."\n". |
$r->print(&Apache::loncommon::start_page(undef,undef, |
'<head>'."\n". |
{'force_register' => 1,})); |
&Apache::lonmenu::registerurl(1,undef)."\n". |
|
'</head>'."\n". |
|
'<body bgcolor="#FFFFFF" onLoad="' |
|
.&Apache::lonmenu::loadevents. |
|
'" onUnload="'.&Apache::lonmenu::unloadevents.'">'. |
|
&Apache::lonmenu::menubuttons(undef,$target,1) |
|
); |
|
$r->print(&mt('This page is either empty or it only contains resources that are currently hidden').'. '); |
$r->print(&mt('This page is either empty or it only contains resources that are currently hidden').'. '); |
$r->print('<br /><br />'.&mt('Please use the LON-CAPA navigation arrows to move to another item in the course').'.</body></html>'); |
$r->print('<br /><br />'.&mt('Please use the LON-CAPA navigation arrows to move to another item in the course'). |
|
&Apache::loncommon::end_page()); |
} else { |
} else { |
# ------------------------------------------------------------------ Build page |
# ------------------------------------------------------------------ Build page |
|
|
Line 376 sub handler {
|
Line 372 sub handler {
|
unless ($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; |
|
$r->print($xmlheader); |
|
} else { |
} else { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
|
$r->print('<html>'); |
|
} |
} |
|
$r->send_http_header; |
# ------------------------------------------------------------------------ Head |
# ------------------------------------------------------------------------ Head |
$r->print("\n<head>\n".$allmeta); |
|
if ($allscript) { |
if ($allscript) { |
$r->print("\n<script language='JavaScript'>\n". |
$allscript = |
$allscript."\n</script>\n"); |
"\n".'<script type="text/javascript">'."\n". |
|
$allscript. |
|
"\n</script>\n"; |
} |
} |
$r->print(&Apache::lonmenu::registerurl(1,undef)); |
|
$r->print("\n</head>\n"); |
|
# ------------------------------------------------------------------ Start body |
# ------------------------------------------------------------------ Start body |
if ($isxml) { |
$r->print(&Apache::loncommon::start_page(undef,$allscript, |
$r->print($xmlbody); |
{'force_register' => 1, |
} else { |
'bgcolor' => '#ffffff',})); |
$r->print( |
|
'<body bgcolor="#FFFFFF" onLoad="'.&Apache::lonmenu::loadevents. |
|
'" onUnload="'.&Apache::lonmenu::unloadevents.'">'. |
|
&Apache::lonmenu::menubuttons(undef,$target,1) |
|
); |
|
} |
|
# ------------------------------------------------------------------ Start form |
# ------------------------------------------------------------------ Start form |
if ($nforms) { |
if ($nforms) { |
$r->print('<form method="post" action="'. |
$r->print('<form name="lonhomework" method="post" enctype="multipart/form-data" action="'. |
&Apache::lonenc::check_encrypt($requrl) |
&Apache::lonenc::check_encrypt($requrl) |
.'">'); |
.'">'); |
} |
} |
Line 423 sub handler {
|
Line 409 sub handler {
|
} else { |
} else { |
$r->print('<table width="100%" cols="'.$lcm.'" border="0">'); |
$r->print('<table width="100%" cols="'.$lcm.'" border="0">'); |
} |
} |
|
# generate rows |
for ($i=0;$i<=$#rows;$i++) { |
for ($i=0;$i<=$#rows;$i++) { |
if ($rows[$i]) { |
if ($rows[$i]) { |
unless ($target eq 'tex') { |
unless ($target eq 'tex') { |
Line 432 sub handler {
|
Line 419 sub handler {
|
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 = ''; |
|
my $esrc=&Apache::lonnet::declutter($hash{'src_'.$rid}); |
my $metainfo =&get_buttons(\%hash,$rid).'<br />'; |
if ($hash{'encrypted_'.$rid}) { |
|
$esrc=&Apache::lonenc::encrypted($esrc); |
|
} |
|
unless ($hash{'src_'.$rid} =~ m-^/uploaded/-) { |
|
$metainfo ='<a name="'.&Apache::lonnet::escape($esrc).'" />'. |
|
'<a href="'.$metalink{$rid}.'" target="LONcatInfo">'. |
|
'<img src="/adm/lonMisc/cat_button.gif" border=0>'. |
|
'</img></a>'; |
|
} |
|
$metainfo .= '<a href="/adm/evaluate?postdata='. |
|
&Apache::lonnet::escape($esrc). |
|
'" target="LONcatInfo">'. |
|
'<img src="/adm/lonMisc/eval_button.gif" border=0>'. |
|
'</img></a>'; |
|
if ( |
|
($hash{'src_'.$rid}=~/\.(problem|exam|quiz|assess|survey|form)$/) && |
|
(&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && |
|
($hash{'src_'.$rid} !~ m-^/uploaded/-)) { |
|
my ($mapid,$resid)=split(/\./,$rid); |
|
my $symb= |
|
&Apache::lonnet::declutter($hash{'map_id_'.$mapid}). |
|
'___'.$resid.'___'. |
|
&Apache::lonnet::declutter($hash{'src_'.$rid}); |
|
$metainfo.= |
|
'<a href="/adm/grades?symb='.&Apache::lonnet::escape($symb). |
|
# '&command=submission" target="LONcatInfo">'. |
|
'&command=submission">'. |
|
'<img src="/adm/lonMisc/subm_button.gif" border=0>'. |
|
'</img></a>'. |
|
'<a href="/adm/grades?symb='.&Apache::lonnet::escape($symb). |
|
# '&command=gradingmenu" target="LONcatInfo">'. |
|
'&command=gradingmenu">'. |
|
'<img src="/adm/lonMisc/pgrd_button.gif" border=0>'. |
|
'</img></a>'. |
|
'<a href="/adm/parmset?symb='.&Apache::lonnet::escape($symb). |
|
# '" target="LONcatInfo">'. |
|
'" >'. |
|
'<img src="/adm/lonMisc/pprm_button.gif" border=0>'. |
|
'</img></a>'; |
|
} |
|
$metainfo.='<br></br>'; |
|
unless ($target eq 'tex') { |
unless ($target eq 'tex') { |
$r->print('<td colspan="'.$avespan.'"'); |
$r->print('<td colspan="'.$avespan.'"'); |
} |
} |
Line 504 sub handler {
|
Line 450 sub handler {
|
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 { |
} |
$r->print('\hline'); |
|
} |
|
} |
} |
} elsif ($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>'); |
Line 551 sub handler {
|
Line 495 sub handler {
|
(($nforms>1)?'submit':'hidden').'"></input></form>'); |
(($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' |
|
=> 1,})); |
} else { |
} else { |
$r->print('\end{document}'.$number_of_columns); |
$r->print('\end{document}'.$number_of_columns); |
} |
} |
|
&Apache::lonnet::symblist($requrl,%symbhash); |
|
my ($map,$id,$url)=&Apache::lonnet::decode_symb(&Apache::lonnet::symbread()); |
|
&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 574 sub handler {
|
Line 522 sub handler {
|
} |
} |
} |
} |
} |
} |
$r->content_type('text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
&Apache::lonsequence::viewmap($r,$requrl); |
&Apache::lonsequence::viewmap($r,$requrl); |
return OK; |
return OK; |
} |
} |
|
|
|
sub get_buttons { |
|
my ($hash,$rid) = @_; |
|
|
|
# which icons do we use? |
|
my $extension='png'; |
|
if ($env{'environment.icons'} eq 'classic') { $extension='gif'; } |
|
|
|
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}); |
|
if ($hash->{'encrypted_'.$rid}) { |
|
$symb=&Apache::lonenc::encrypted($symb); |
|
$esrc=&Apache::lonenc::encrypted($esrc); |
|
} |
|
if ($hash->{'src_'.$rid} !~ m-^/uploaded/- |
|
&& !$env{'request.enc'} |
|
&& ($env{'request.role.adv'} |
|
|| !$hash->{'encrypted_'.$rid})) { |
|
$metainfo .='<a name="'.&escape($symb).'" />'. |
|
'<a href="'.$hash->{'src_'.$rid}.'.meta'.'" target="LONcatInfo">'. |
|
'<img src="/adm/lonMisc/cat_button.'.$extension.'" class="LC_icon" />'. |
|
'</a>'; |
|
} |
|
$metainfo .= '<a href="/adm/evaluate?postdata='. |
|
&escape($esrc). |
|
'" target="LONcatInfo">'. |
|
'<img src="/adm/lonMisc/eval_button.'.$extension.'" class="LC_icon" />'. |
|
'</a>'; |
|
if (($hash->{'src_'.$rid}=~/\.(problem|exam|quiz|assess|survey|form)$/) && |
|
($hash->{'src_'.$rid} !~ m-^/uploaded/-)) { |
|
|
|
if (&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) { |
|
$metainfo.= |
|
'<a href="/adm/grades?symb='.&escape($symb). |
|
# '&command=submission" target="LONcatInfo">'. |
|
'&command=submission">'. |
|
'<img src="/adm/lonMisc/subm_button.'.$extension.'" class="LC_icon" />'. |
|
'</a>'. |
|
'<a href="/adm/grades?symb='.&escape($symb). |
|
# '&command=gradingmenu" target="LONcatInfo">'. |
|
'&command=gradingmenu">'. |
|
'<img src="/adm/lonMisc/pgrd_button.'.$extension.'" class="LC_icon" />'. |
|
'</a>'; |
|
} |
|
if (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) { |
|
$metainfo.= |
|
'<a href="/adm/parmset?symb='.&escape($symb). |
|
# '" target="LONcatInfo">'. |
|
'" >'. |
|
'<img src="/adm/lonMisc/pprm_button.'.$extension.'" class="LC_icon" />'. |
|
'</a>'; |
|
} |
|
} |
|
return $metainfo; |
|
} |
|
|
1; |
1; |
__END__ |
__END__ |
|
|