version 1.9, 2000/09/25 20:31:33
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version 1.23, 2001/08/09 16:30:17
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Line 4
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# (TeX Content Handler |
# (TeX Content Handler |
# |
# |
# 05/29/00,05/30 Gerd Kortemeyer) |
# 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 Gerd Kortemeyer |
# 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 Gerd Kortemeyer |
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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(); |
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use Apache::lonxml(); |
use HTML::TokeParser; |
use HTML::TokeParser; |
use GDBM_File; |
use GDBM_File; |
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Line 73 sub tracetable {
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Line 75 sub tracetable {
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} |
} |
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if (defined($hash{'to_'.$rid})) { |
if (defined($hash{'to_'.$rid})) { |
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my $mincond=1; |
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my $next=''; |
map { |
map { |
my $now=&tracetable($sofar,$hash{'goesto_'.$_},$beenhere); |
my $thiscond= |
if ($now>$further) { $further=$now; } |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
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if ($thiscond>=$mincond) { |
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if ($next) { |
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$next.=','.$_.':'.$thiscond; |
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} else { |
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$next=$_.':'.$thiscond; |
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} |
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if ($thiscond>$mincond) { $mincond=$thiscond; } |
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} |
} split(/\,/,$hash{'to_'.$rid}); |
} split(/\,/,$hash{'to_'.$rid}); |
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map { |
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my ($linkid,$condval)=split(/\:/,$_); |
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if ($condval>=$mincond) { |
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my $now=&tracetable($sofar,$hash{'goesto_'.$linkid},$beenhere); |
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if ($now>$further) { $further=$now; } |
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} |
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} split(/\,/,$next); |
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} |
} |
} |
} |
return $further; |
return $further; |
Line 149 sub handler {
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Line 169 sub handler {
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my %ssilink=(); |
my %ssilink=(); |
my %ssivlink=(); |
my %ssivlink=(); |
my %ssialink=(); |
my %ssialink=(); |
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my %metalink=(); |
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my %cellemb=(); |
my %cellemb=(); |
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my $allscript=''; |
my $allscript=''; |
Line 168 sub handler {
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Line 191 sub handler {
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map { |
map { |
my $src=$hash{'src_'.$_}; |
my $src=$hash{'src_'.$_}; |
$src=~/\.(\w+)$/; |
$src=~/\.(\w+)$/; |
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$metalink{$_}=$src.'.meta'; |
$cellemb{$_}=Apache::lonnet::fileembstyle($1); |
$cellemb{$_}=Apache::lonnet::fileembstyle($1); |
if ($cellemb{$_} eq 'ssi') { |
if ($cellemb{$_} eq 'ssi') { |
# --------------------------------------------------------- This is an SSI cell |
# --------------------------------------------------------- This is an SSI cell |
Line 186 sub handler {
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Line 210 sub handler {
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my $output=Apache::lonnet::ssi($src,%posthash); |
my $output=Apache::lonnet::ssi($src,%posthash); |
my $parser=HTML::TokeParser->new(\$output); |
my $parser=HTML::TokeParser->new(\$output); |
my $token; |
my $token; |
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my $thisdir=$src; |
my $bodydef=0; |
my $bodydef=0; |
my $thisxml=0; |
my $thisxml=0; |
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my @rlinks=(); |
if ($output=~/\?xml/) { |
if ($output=~/\?xml/) { |
$isxml=1; |
$isxml=1; |
$thisxml=1; |
$thisxml=1; |
Line 195 sub handler {
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Line 221 sub handler {
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/((?:\<(?:\?xml|\!DOC|html)[^\>]*(?:\>|\>\]\>)\s*)+)\<body[^\>]*\>/si; |
/((?:\<(?:\?xml|\!DOC|html)[^\>]*(?:\>|\>\]\>)\s*)+)\<body[^\>]*\>/si; |
$xmlheader=$1; |
$xmlheader=$1; |
} |
} |
while (($bodydef==0) && |
while ($token=$parser->get_token) { |
($token=$parser->get_token)) { |
if ($token->[0] eq 'S') { |
if ($token->[1] eq 'body') { |
if ($token->[1] eq 'a') { |
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if ($token->[2]->{'href'}) { |
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$rlinks[$#rlinks+1]= |
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$token->[2]->{'href'}; |
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} |
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} elsif ($token->[1] eq 'img') { |
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$rlinks[$#rlinks+1]= |
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$token->[2]->{'src'}; |
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} elsif ($token->[1] eq 'embed') { |
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$rlinks[$#rlinks+1]= |
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$token->[2]->{'src'}; |
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} elsif ($token->[1] eq 'base') { |
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$thisdir=$token->[2]->{'href'}; |
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} elsif ($token->[1] eq 'body') { |
$bodydef=1; |
$bodydef=1; |
$ssibgcolor{$_}=$token->[2]->{'bgcolor'}; |
$ssibgcolor{$_}=$token->[2]->{'bgcolor'}; |
$ssitext{$_}=$token->[2]->{'text'}; |
$ssitext{$_}=$token->[2]->{'text'}; |
Line 207 sub handler {
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Line 246 sub handler {
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if ($thisxml) { |
if ($thisxml) { |
$xmlbody=$token->[4]; |
$xmlbody=$token->[4]; |
} |
} |
} |
} elsif ($token->[1] eq 'meta') { |
if ($token->[1] eq 'meta') { |
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$allmeta.="\n".$token->[4].'</meta>'; |
$allmeta.="\n".$token->[4].'</meta>'; |
} |
} elsif (($token->[1] eq 'script') && |
if ($token->[1] eq 'script') { |
($bodydef==0)) { |
$allscript.="\n\n" |
$allscript.="\n\n" |
.$parser->get_text('/script'); |
.$parser->get_text('/script'); |
} |
} |
} |
} |
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} |
if ($output=~/\<body[^\>]*\>(.*)/si) { |
if ($output=~/\<body[^\>]*\>(.*)/si) { |
$output=$1; |
$output=$1; |
} |
} |
Line 224 sub handler {
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Line 263 sub handler {
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$nforms++; |
$nforms++; |
$output=~s/\<form[^\>]*\>//gsi; |
$output=~s/\<form[^\>]*\>//gsi; |
$output=~s/\<\/form[^\>]*\>//gsi; |
$output=~s/\<\/form[^\>]*\>//gsi; |
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$output=~ |
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s/\<((?:input|select|button|textarea)[^\>]+)name\s*\=\s*[\'\"]*([\w\.\:]+)[\'\"]*([^\>]*)\>/\<$1 name="$prefix$2" $3\>/gsi; |
} |
} |
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$thisdir=~s/\/[^\/]*$//; |
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map { |
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unless (($_=~/^http:\/\//i) || |
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($_=~/^\//)) { |
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my $newlocation= |
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&Apache::lonnet::hreflocation($thisdir,$_); |
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$output=~s/(\"|\'|\=\s*)$_(\"|\'|\s|\>)/$1$newlocation$2/; |
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} |
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} @rlinks; |
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$output=~s/\<\s*applet/\<applet codebase=\"$thisdir\" /gi; |
$ssibody{$_}=$output; |
$ssibody{$_}=$output; |
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# ---------------------------------------------------------------- End SSI cell |
# ---------------------------------------------------------------- End SSI cell |
} |
} |
} @colcont; |
} @colcont; |
Line 251 sub handler {
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Line 301 sub handler {
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} |
} |
# ------------------------------------------------------------------------ Head |
# ------------------------------------------------------------------------ Head |
$r->print("\n<head>\n".$allmeta); |
$r->print("\n<head>\n".$allmeta); |
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$allscript=~ |
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s/\/\/ BEGIN LON\-CAPA Internal.+\/\/ END LON\-CAPA Internal\s//gs; |
if ($allscript) { |
if ($allscript) { |
$r->print("\n<script>\n".$allscript."\n</script>\n"); |
$r->print("\n<script language='JavaScript'>\n". |
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$allscript."\n</script>\n"); |
} |
} |
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$r->print(&Apache::lonxml::registerurl); |
$r->print("\n</head>\n"); |
$r->print("\n</head>\n"); |
# ------------------------------------------------------------------ Start body |
# ------------------------------------------------------------------ Start body |
if ($isxml) { |
if ($isxml) { |
$r->print($xmlbody); |
$r->print($xmlbody); |
} else { |
} else { |
$r->print('<body bgcolor="#FFFFFF">'); |
$r->print( |
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'<body bgcolor="#FFFFFF" onLoad="'.&Apache::lonxml::loadevents. |
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'" onUnload="'.&Apache::lonxml::unloadevents.'">'); |
} |
} |
# ------------------------------------------------------------------ Start form |
# ------------------------------------------------------------------ Start form |
if ($nforms) { |
if ($nforms) { |
Line 275 sub handler {
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Line 331 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]; |
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my $metainfo='<a href="'. |
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$metalink{$rid}.'" target="LONcatInfo">'. |
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'<img src="/adm/lonMisc/cat_button.gif" border=0>'. |
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'</img></a><br></br>'; |
$r->print('<td colspan="'.$avespan.'"'); |
$r->print('<td colspan="'.$avespan.'"'); |
if ($cellemb{$rid} eq 'ssi') { |
if ($cellemb{$rid} eq 'ssi') { |
if ($ssibgcolor{$rid}) { |
if ($ssibgcolor{$rid}) { |
$r->print(' bgcolor="'. |
$r->print(' bgcolor="'. |
$ssibgcolor{$rid}.'"'); |
$ssibgcolor{$rid}.'"'); |
} |
} |
$r->print('><font'); |
$r->print('>'.$metainfo.'<font'); |
if ($ssitext{$rid}) { |
if ($ssitext{$rid}) { |
$r->print(' text="'.$ssitext{$rid}.'"'); |
$r->print(' text="'.$ssitext{$rid}.'"'); |
} |
} |
Line 297 sub handler {
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Line 357 sub handler {
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$r->print('>'.$ssibody{$rid}.'</font>'); |
$r->print('>'.$ssibody{$rid}.'</font>'); |
} elsif ($cellemb{$rid} eq 'img') { |
} elsif ($cellemb{$rid} eq 'img') { |
$r->print('><img src="'. |
$r->print('>'.$metainfo.'<img src="'. |
$hash{'src_'.$rid}.'"></img>'); |
$hash{'src_'.$rid}.'"></img>'); |
} |
} elsif ($cellemb{$rid} eq 'emb') { |
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$r->print('>'.$metainfo.'<embed src="'. |
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$hash{'src_'.$rid}.'"></embed>'); |
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} |
$r->print('</td>'); |
$r->print('</td>'); |
} |
} |
$r->print('</tr>'); |
$r->print('</tr>'); |
Line 332 sub handler {
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Line 395 sub handler {
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} |
} |
} |
} |
} |
} |
$ENV{'user.error.msg'}="$requrl:bre:1:1:Course not initialized"; |
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
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