version 1.14, 2001/01/10 19:51:01
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version 1.16, 2001/05/28 14:21:22
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Line 12
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Line 12
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# |
# |
# 10/03,10/05,10/06,10/07,10/09,10/10,10/11,10/16,10/17, |
# 10/03,10/05,10/06,10/07,10/09,10/10,10/11,10/16,10/17, |
# 11/14,11/16, |
# 11/14,11/16, |
# 10/01/01 Gerd Kortemeyer |
# 10/01/01,05/01,05/28 Gerd Kortemeyer |
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package Apache::lonpageflip; |
package Apache::lonpageflip; |
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Line 39 sub addrid {
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Line 39 sub addrid {
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return $current; |
return $current; |
} |
} |
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sub move { |
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my ($rid,$mapurl,$direction)=@_; |
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my $next=''; |
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my $mincond=1; |
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my $posnext=''; |
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if ($direction eq 'forward') { |
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# --------------------------------------------------------------------- Forward |
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if ($hash{'type_'.$rid} eq 'finish') { |
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$rid=$hash{'ids_/res/'.$mapurl}; |
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} |
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map { |
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my $thiscond= |
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&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
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if ($thiscond>=$mincond) { |
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if ($posnext) { |
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$posnext.=','.$_.':'.$thiscond; |
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} else { |
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$posnext=$_.':'.$thiscond; |
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} |
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if ($thiscond>$mincond) { $mincond=$thiscond; } |
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} |
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} split(/\,/,$hash{'to_'.$rid}); |
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map { |
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my ($linkid,$condval)=split(/\:/,$_); |
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if ($condval>=$mincond) { |
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$next=&addrid($next,$hash{'goesto_'.$linkid}, |
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$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
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} |
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} split(/\,/,$posnext); |
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if ($hash{'is_map_'.$next}) { |
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if ( |
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$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$next}}} eq 'sequence') { |
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$mapurl=$hash{'src_'.$next}; |
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$next=$hash{'map_start_'.$hash{'src_'.$next}}; |
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} |
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} |
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} elsif ($direction eq 'back') { |
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# ------------------------------------------------------------------- Backwards |
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if ($hash{'type_'.$rid} eq 'start') { |
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$rid=$hash{'ids_/res/'.$mapurl}; |
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} |
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map { |
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my $thiscond= |
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&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
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if ($thiscond>=$mincond) { |
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if ($posnext) { |
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$posnext.=','.$_.':'.$thiscond; |
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} else { |
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$posnext=$_.':'.$thiscond; |
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} |
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if ($thiscond>$mincond) { $mincond=$thiscond; } |
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} |
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} split(/\,/,$hash{'from_'.$rid}); |
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map { |
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my ($linkid,$condval)=split(/\:/,$_); |
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if ($condval>=$mincond) { |
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$next=&addrid($next,$hash{'comesfrom_'.$linkid}, |
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$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
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} |
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} split(/\,/,$posnext); |
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if ($hash{'is_map_'.$next}) { |
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if ( |
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$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$next}}} eq 'sequence') { |
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$mapurl=$hash{'src_'.$next}; |
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$next=$hash{'map_finish_'.$hash{'src_'.$next}}; |
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} |
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} |
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} |
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return ($next,$mapurl); |
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} |
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# ================================================================ Main Handler |
# ================================================================ Main Handler |
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sub handler { |
sub handler { |
Line 112 sub handler {
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Line 186 sub handler {
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&GDBM_READER,0640)) { |
&GDBM_READER,0640)) { |
my $rid=$hash{'map_pc_/res/'.$mapurl}.'.'.$mapnum; |
my $rid=$hash{'map_pc_/res/'.$mapurl}.'.'.$mapnum; |
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my $next=''; |
# ------------------------------------------------- Move forward, backward, etc |
my $mincond=1; |
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my $posnext=''; |
($next,$mapurl)=&move($rid,$mapurl,$direction); |
if ($direction eq 'forward') { |
# -------------------------------------- Do we have one and only one empty URL? |
# --------------------------------------------------------------------- Forward |
my $safecount=0; |
if ($hash{'type_'.$rid} eq 'finish') { |
while (($next) && ($next!~/\,/) && (!$hash{'src_'.$next}) |
$rid=$hash{'ids_/res/'.$mapurl}; |
&& ($safecount<25)) { |
} |
($next,$mapurl)=&move($next,$mapurl,$direction); |
map { |
$safecount++; |
my $thiscond= |
} |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
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if ($thiscond>=$mincond) { |
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if ($posnext) { |
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$posnext.=','.$_.':'.$thiscond; |
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} else { |
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$posnext=$_.':'.$thiscond; |
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} |
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if ($thiscond>$mincond) { $mincond=$thiscond; } |
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} |
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} split(/\,/,$hash{'to_'.$rid}); |
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map { |
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my ($linkid,$condval)=split(/\:/,$_); |
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if ($condval>=$mincond) { |
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$next=&addrid($next,$hash{'goesto_'.$linkid}, |
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$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
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} |
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} split(/\,/,$posnext); |
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if ($hash{'is_map_'.$next}) { |
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if ( |
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$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$next}}} eq 'sequence') { |
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$mapurl=$hash{'src_'.$next}; |
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$next=$hash{'map_start_'.$hash{'src_'.$next}}; |
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} |
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} |
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} elsif ($direction eq 'back') { |
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# ------------------------------------------------------------------- Backwards |
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if ($hash{'type_'.$rid} eq 'start') { |
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$rid=$hash{'ids_/res/'.$mapurl}; |
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} |
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map { |
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my $thiscond= |
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&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
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if ($thiscond>=$mincond) { |
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if ($posnext) { |
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$posnext.=','.$_.':'.$thiscond; |
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} else { |
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$posnext=$_.':'.$thiscond; |
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} |
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if ($thiscond>$mincond) { $mincond=$thiscond; } |
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} |
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} split(/\,/,$hash{'from_'.$rid}); |
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map { |
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my ($linkid,$condval)=split(/\:/,$_); |
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if ($condval>=$mincond) { |
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$next=&addrid($next,$hash{'comesfrom_'.$linkid}, |
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$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
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} |
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} split(/\,/,$posnext); |
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if ($hash{'is_map_'.$next}) { |
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if ( |
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$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$next}}} eq 'sequence') { |
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$mapurl=$hash{'src_'.$next}; |
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$next=$hash{'map_finish_'.$hash{'src_'.$next}}; |
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} |
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} |
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} elsif ($direction eq 'up') { |
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# -------------------------------------------------------------------------- Up |
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} elsif ($direction eq 'down') { |
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# ------------------------------------------------------------------------ Down |
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} |
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# ----------------------------------------------------- Check out possibilities |
# ----------------------------------------------------- Check out possibilities |
if ($next) { |
if ($next) { |
@possibilities=split(/\,/,$next); |
@possibilities=split(/\,/,$next); |