version 1.1, 2000/08/30 11:10:23
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version 1.2, 2000/08/31 10:14:08
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Line 4
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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 Gerd Kortemeyer |
# 08/30,08/31 Gerd Kortemeyer |
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package Apache::lonpage; |
package Apache::lonpage; |
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Line 13 use Apache::Constants qw(:common :http);
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Line 13 use Apache::Constants qw(:common :http);
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use Apache::lonnet(); |
use Apache::lonnet(); |
use GDBM_File; |
use GDBM_File; |
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# -------------------------------------------------------------- Module Globals |
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my %hash; |
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my @rows; |
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# ------------------------------------------------------------ Build page table |
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sub tracetable { |
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my ($sofar,$rid,$beenhere)=@_; |
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my $further=$sofar; |
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unless ($beenhere=~/\&$rid\&/) { |
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$beenhere.=$rid.'&'; |
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if (defined($hash{'is_map_'.$rid})) { |
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if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) && |
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(defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) { |
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$sofar= |
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&tracetable($sofar,$hash{'map_start_'.$hash{'src_'.$rid}}, |
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'&'.$hash{'map_finish_'.$hash{'src_'.$rid}}.'&'); |
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$sofar++; |
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if (defined($rows[$sofar])) { |
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$rows[$sofar].='&'.$hash{'map_finish_'.$hash{'src_'.$rid}}; |
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} else { |
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$rows[$sofar]=$hash{'map_finish_'.$hash{'src_'.$rid}}; |
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} |
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} |
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} else { |
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$sofar++; |
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if (defined($rows[$sofar])) { |
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$rows[$sofar].='&'.$rid; |
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} else { |
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$rows[$sofar]=$rid; |
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} |
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} |
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if (defined($hash{'to_'.$rid})) { |
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map { |
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my $now=&tracetable($sofar,$hash{'goesto_'.$_},$beenhere); |
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if ($now>$further) { $further=$now; } |
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} split(/\,/,$hash{'to_'.$rid}); |
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} |
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} |
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return $further; |
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} |
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# ================================================================ Main Handler |
# ================================================================ Main Handler |
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sub handler { |
sub handler { |
Line 34 sub handler {
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Line 79 sub handler {
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if ($ENV{'request.course.fn'}) { |
if ($ENV{'request.course.fn'}) { |
my $fn=$ENV{'request.course.fn'}; |
my $fn=$ENV{'request.course.fn'}; |
if (-e "$fn.db") { |
if (-e "$fn.db") { |
my %hash; |
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if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT,0640)) { |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT,0640)) { |
# ------------------------------------------------------------------- Hash tied |
# ------------------------------------------------------------------- Hash tied |
my $firstres=$hash{'map_start_'.$requrl}; |
my $firstres=$hash{'map_start_'.$requrl}; |
Line 44 sub handler {
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Line 88 sub handler {
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$r->print("<h2>All is cool.</h2>"); |
$r->print("<h2>All is cool.</h2>"); |
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@rows=(); |
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&tracetable(0,$firstres,'&'.$lastres.'&'); |
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$rows[$#rows+1]=''.$lastres; |
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my $i; |
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for ($i=0;$i<=$#rows;$i++) { |
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$r->print($i.' - '.$rows[$i].'<br>'); |
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} |
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# ------------------------------------------------------------- End render page |
# ------------------------------------------------------------- End render page |
} else { |
} else { |
$r->print("<h2>Page undefined.</h2>"); |
$r->print("<h2>Page undefined.</h2>"); |