version 1.8, 2000/10/17 10:36:17
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version 1.16, 2001/05/28 14:21:22
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Line 10
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Line 10
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# 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23, |
# 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23, |
# 10/02 Gerd Kortemeyer) |
# 10/02 Gerd Kortemeyer) |
# |
# |
# 10/03,10/05,10/06,10/07,10/09,10/10,10/11,10/16,10/17 Gerd Kortemeyer |
# 10/03,10/05,10/06,10/07,10/09,10/10,10/11,10/16,10/17, |
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# 11/14,11/16, |
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# 10/01/01,05/01,05/28 Gerd Kortemeyer |
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package Apache::lonpageflip; |
package Apache::lonpageflip; |
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Line 37 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 61 sub handler {
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Line 137 sub handler {
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$ENV{'form.postdata'}=~/(\w+)\:(.*)/; |
$ENV{'form.postdata'}=~/(\w+)\:(.*)/; |
my $direction=$1; |
my $direction=$1; |
my $currenturl=$2; |
my $currenturl=$2; |
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if ($direction eq 'return') { |
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# -------------------------------------------------------- Return to last known |
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my $last; |
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if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.'_symb.db', |
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&GDBM_READER,0640)) { |
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$last=$hash{'last_known'}; |
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untie(%hash); |
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} |
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my $newloc; |
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if ($last) { |
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$newloc='/res/'.(split(/\_\_\_/,$last))[1]; |
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} else { |
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$newloc='/adm/noidea.html'; |
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} |
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$r->content_type('text/html'); |
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$r->header_out(Location => |
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'http://'.$ENV{'HTTP_HOST'}.$newloc); |
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return REDIRECT; |
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} |
$currenturl=~s/^http\:\/\///; |
$currenturl=~s/^http\:\/\///; |
$currenturl=~s/^[^\/]+//; |
$currenturl=~s/^[^\/]+//; |
unless ($currenturl=~/\/res\//) { |
unless ($currenturl=~/\/res\//) { |
Line 76 sub handler {
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Line 172 sub handler {
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$r->content_type('text/html'); |
$r->content_type('text/html'); |
$r->header_out(Location => |
$r->header_out(Location => |
'http://'.$ENV{'HTTP_HOST'}.'/adm/noidea.html'); |
'http://'.$ENV{'HTTP_HOST'}.'/adm/noidea.html'); |
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return REDIRECT; |
} |
} |
return REDIRECT; |
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} |
} |
# ------------------------------------------- Do we have any idea where we are? |
# ------------------------------------------- Do we have any idea where we are? |
my $position; |
my $position; |
Line 89 sub handler {
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Line 185 sub handler {
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if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.'.db', |
if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.'.db', |
&GDBM_READER,0640)) { |
&GDBM_READER,0640)) { |
my $rid=$hash{'map_pc_/res/'.$mapurl}.'.'.$mapnum; |
my $rid=$hash{'map_pc_/res/'.$mapurl}.'.'.$mapnum; |
my $next=''; |
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my $mincond=1; |
# ------------------------------------------------- Move forward, backward, etc |
my $posnext=''; |
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if ($direction eq 'forward') { |
($next,$mapurl)=&move($rid,$mapurl,$direction); |
# --------------------------------------------------------------------- Forward |
# -------------------------------------- Do we have one and only one empty URL? |
map { |
my $safecount=0; |
my $thiscond= |
while (($next) && ($next!~/\,/) && (!$hash{'src_'.$next}) |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
&& ($safecount<25)) { |
if ($thiscond>=$mincond) { |
($next,$mapurl)=&move($next,$mapurl,$direction); |
if ($posnext) { |
$safecount++; |
$posnext.=','.$_.':'.$thiscond; |
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} else { |
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$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(/\,/,$posnext); |
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} elsif ($direction eq 'back') { |
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# ------------------------------------------------------------------- Backwards |
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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(/\,/,$posnext); |
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} elsif ($direction eq 'up') { |
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# -------------------------------------------------------------------------- Up |
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} elsif ($direction eq 'down') { |
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# ------------------------------------------------------------------------ Down |
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} |
} |
# ----------------------------------------------------- Check out possibilities |
# ----------------------------------------------------- Check out possibilities |
if ($next) { |
if ($next) { |