version 1.55, 2005/08/02 21:15:52
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version 1.62, 2006/01/09 18:51:26
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Line 73 sub fullmove {
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Line 73 sub fullmove {
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sub hash_src { |
sub hash_src { |
my ($id)=@_; |
my ($id)=@_; |
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my ($mapid,$resid)=split(/\./,$id); |
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my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid}, |
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$resid,$hash{'src_'.$id}); |
if ($hash{'encrypted_'.$id}) { |
if ($hash{'encrypted_'.$id}) { |
return &Apache::lonenc::encrypted($hash{'src_'.$id}); |
return (&Apache::lonenc::encrypted($hash{'src_'.$id}), |
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&Apache::lonenc::encrypted($symb)); |
} |
} |
return $hash{'src_'.$id}; |
return ($hash{'src_'.$id},$symb); |
} |
} |
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sub move { |
sub move { |
Line 92 sub move {
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Line 96 sub move {
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while ($hash{'type_'.$rid} eq 'finish') { |
while ($hash{'type_'.$rid} eq 'finish') { |
$rid=$hash{'ids_'.$hash{'map_id_'.(split(/\./,$rid))[0]}}; |
$rid=$hash{'ids_'.$hash{'map_id_'.(split(/\./,$rid))[0]}}; |
} |
} |
map { |
foreach my $id (split(/\,/,$hash{'to_'.$rid})) { |
my $thiscond= |
my $thiscond= |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$id}}); |
if ($thiscond>=$mincond) { |
if ($thiscond>=$mincond) { |
if ($posnext) { |
if ($posnext) { |
$posnext.=','.$_.':'.$thiscond; |
$posnext.=','.$id.':'.$thiscond; |
} else { |
} else { |
$posnext=$_.':'.$thiscond; |
$posnext=$id.':'.$thiscond; |
} |
} |
if ($thiscond>$mincond) { $mincond=$thiscond; } |
if ($thiscond>$mincond) { $mincond=$thiscond; } |
} |
} |
} split(/\,/,$hash{'to_'.$rid}); |
} |
map { |
foreach my $id (split(/\,/,$posnext)) { |
my ($linkid,$condval)=split(/\:/,$_); |
my ($linkid,$condval)=split(/\:/,$id); |
if ($condval>=$mincond) { |
if ($condval>=$mincond) { |
$next=&addrid($next,$hash{'goesto_'.$linkid}, |
$next=&addrid($next,$hash{'goesto_'.$linkid}, |
$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
} |
} |
} split(/\,/,$posnext); |
} |
if ($hash{'is_map_'.$next}) { |
if ($hash{'is_map_'.$next}) { |
# This jumps to the beginning of a new map (going down level) |
# This jumps to the beginning of a new map (going down level) |
if ( |
if ( |
Line 126 sub move {
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Line 130 sub move {
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((split(/\./,$startoutrid))[0]!=(split(/\./,$next))[0]) { |
((split(/\./,$startoutrid))[0]!=(split(/\./,$next))[0]) { |
# This comes up from a map (coming up one level); |
# This comes up from a map (coming up one level); |
$mapurl=$hash{'map_id_'.(split(/\./,$next))[0]}; |
$mapurl=$hash{'map_id_'.(split(/\./,$next))[0]}; |
} |
} |
} elsif ($direction eq 'back') { |
} elsif ($direction eq 'back') { |
# ------------------------------------------------------------------- Backwards |
# ------------------------------------------------------------------- Backwards |
while ($hash{'type_'.$rid} eq 'start') { |
while ($hash{'type_'.$rid} eq 'start') { |
$rid=$hash{'ids_'.$hash{'map_id_'.(split(/\./,$rid))[0]}}; |
$rid=$hash{'ids_'.$hash{'map_id_'.(split(/\./,$rid))[0]}}; |
} |
} |
map { |
foreach my $id (split(/\,/,$hash{'from_'.$rid})) { |
my $thiscond= |
my $thiscond= |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$_}}); |
&Apache::lonnet::directcondval($hash{'condid_'.$hash{'undercond_'.$id}}); |
if ($thiscond>=$mincond) { |
if ($thiscond>=$mincond) { |
if ($posnext) { |
if ($posnext) { |
$posnext.=','.$_.':'.$thiscond; |
$posnext.=','.$id.':'.$thiscond; |
} else { |
} else { |
$posnext=$_.':'.$thiscond; |
$posnext=$id.':'.$thiscond; |
} |
} |
if ($thiscond>$mincond) { $mincond=$thiscond; } |
if ($thiscond>$mincond) { $mincond=$thiscond; } |
} |
} |
} split(/\,/,$hash{'from_'.$rid}); |
} |
map { |
foreach my $id (split(/\,/,$posnext)) { |
my ($linkid,$condval)=split(/\:/,$_); |
my ($linkid,$condval)=split(/\:/,$id); |
if ($condval>=$mincond) { |
if ($condval>=$mincond) { |
$next=&addrid($next,$hash{'comesfrom_'.$linkid}, |
$next=&addrid($next,$hash{'comesfrom_'.$linkid}, |
$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
$hash{'condid_'.$hash{'undercond_'.$linkid}}); |
} |
} |
} split(/\,/,$posnext); |
} |
if ($hash{'is_map_'.$next}) { |
if ($hash{'is_map_'.$next}) { |
# This jumps to the end of a new map (going down one level) |
# This jumps to the end of a new map (going down one level) |
if ( |
if ( |
Line 209 sub handler {
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Line 213 sub handler {
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my %cachehash=(); |
my %cachehash=(); |
my $multichoice=0; |
my $multichoice=0; |
my %multichoicehash=(); |
my %multichoicehash=(); |
my $redirecturl=''; |
my ($redirecturl,$redirectsymb); |
my $next=''; |
my $next=''; |
my @possibilities=(); |
my @possibilities=(); |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['postdata']); |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['postdata']); |
Line 252 sub handler {
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Line 256 sub handler {
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if ($hash{'encrypted_'.$id}) { $newloc=&Apache::lonenc::encrypted($newloc); } |
if ($hash{'encrypted_'.$id}) { $newloc=&Apache::lonenc::encrypted($newloc); } |
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} else { |
} else { |
$newloc='/adm/noidea.html'; |
$newloc='/adm/navmaps'; |
} |
} |
untie %hash; |
untie %hash; |
} else { |
} else { |
$newloc='/adm/noidea.html'; |
$newloc='/adm/navmaps'; |
} |
} |
if ($newloc eq '/adm/noidea.html' && $direction eq 'navlaunch') { |
if ($newloc eq '/adm/navmaps' && $direction eq 'navlaunch') { |
&navlaunch($r); |
&navlaunch($r); |
return OK; |
return OK; |
} else { |
} else { |
Line 328 sub handler {
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Line 332 sub handler {
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@possibilities=split(/\,/,$next); |
@possibilities=split(/\,/,$next); |
if ($#possibilities==0) { |
if ($#possibilities==0) { |
# ---------------------------------------------- Only one possibility, redirect |
# ---------------------------------------------- Only one possibility, redirect |
$redirecturl=&hash_src($next); |
($redirecturl,$redirectsymb)=&hash_src($next); |
$cachehash{$endupmap}{$redirecturl}= |
$cachehash{$endupmap}{$redirecturl}= |
[$redirecturl,(split(/\./,$next))[1]]; |
[$redirecturl,(split(/\./,$next))[1]]; |
} else { |
} else { |
# ------------------------ There are multiple possibilities for a next resource |
# ------------------------ There are multiple possibilities for a next resource |
$multichoice=1; |
$multichoice=1; |
map { |
foreach my $id (@possibilities) { |
$multichoicehash{'src_'.$_}=$hash{'src_'.$_}; |
$multichoicehash{'src_'.$id}=$hash{'src_'.$id}; |
$multichoicehash{'title_'.$_}=$hash{'title_'.$_}; |
$multichoicehash{'title_'.$id}=$hash{'title_'.$id}; |
$multichoicehash{'type_'.$_}=$hash{'type_'.$_}; |
$multichoicehash{'type_'.$id}=$hash{'type_'.$id}; |
(my $first, my $second) = $_ =~ /(\d+).(\d+)/; |
(my $first, my $second) = $id =~ /(\d+).(\d+)/; |
my $symbSrc = Apache::lonnet::declutter($hash{'src_'.$_}); |
my $symbSrc = Apache::lonnet::declutter($hash{'src_'.$id}); |
$multichoicehash{'symb_'.$_} = |
$multichoicehash{'symb_'.$id} = |
Apache::lonnet::declutter($hash{'map_id_'.$first}.'___'. |
Apache::lonnet::declutter($hash{'map_id_'.$first}.'___'. |
$second.'___'.$symbSrc); |
$second.'___'.$symbSrc); |
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my ($choicemap,$choiceres)=split(/\./,$_); |
my ($choicemap,$choiceres)=split(/\./,$id); |
my $map=&Apache::lonnet::declutter($hash{'src_'.$choicemap}); |
my $map=&Apache::lonnet::declutter($hash{'src_'.$choicemap}); |
my $url=$multichoicehash{'src_'.$_}; |
my $url=$multichoicehash{'src_'.$id}; |
$cachehash{$map}{$url}=[$url,$choiceres]; |
$cachehash{$map}{$url}=[$url,$choiceres]; |
} @possibilities; |
} |
} |
} |
} else { |
} else { |
# -------------------------------------------------------------- No place to go |
# -------------------------------------------------------------- No place to go |
Line 382 sub handler {
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Line 386 sub handler {
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if (($what[0] ne 'con_lost') && |
if (($what[0] ne 'con_lost') && |
($what[0]!~/^error\:/)) { |
($what[0]!~/^error\:/)) { |
$redirecturl='/adm/email?critical=display'; |
$redirecturl='/adm/email?critical=display'; |
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$redirectsymb=''; |
} |
} |
} |
} |
&Apache::lonnet::appenv('user.criticalcheck.time'=>time); |
&Apache::lonnet::appenv('user.criticalcheck.time'=>time); |
} |
} |
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&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->header_out(Location => |
my $url='http://'.$ENV{'HTTP_HOST'}.$redirecturl; |
'http://'.$ENV{'HTTP_HOST'}.$redirecturl); |
if ($redirectsymb ne '') { $url.='?symb='.&Apache::lonnet::escape($redirectsymb); } |
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$r->header_out(Location => $url); |
return REDIRECT; |
return REDIRECT; |
} else { |
} else { |
# --------------------------------------------------------- There was a problem |
# --------------------------------------------------------- There was a problem |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
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my %lt=&Apache::lonlocal::texthash('title' => 'End of Sequence', |
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'explain' => |
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'You have reached the end of the sequence of materials.', |
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'back' => 'Go Back', |
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'nav' => 'Navigate Course Content', |
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'wherenext' => |
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'There are several possibilities of where to go next', |
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'pick' => |
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'Please click on the the resource you intend to access', |
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'titleheader' => 'Title', |
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'type' => 'Type'); |
if ($#possibilities>0) { |
if ($#possibilities>0) { |
my $bodytag= |
my $bodytag= |
&Apache::loncommon::bodytag('Multiple Resources'); |
&Apache::loncommon::bodytag('Multiple Resources'); |
$r->print(<<ENDSTART); |
$r->print(<<ENDSTART); |
<head><title>Choose Next Location</title></head> |
<head><title>Choose Next Location</title></head> |
$bodytag |
$bodytag |
<h3>There are several possibilities of where to go next</h3> |
<h3>$lt{'wherenext'}</h3> |
<p> |
<p> |
Please click on the the resource you intend to access: |
$lt{'pick'}: |
<p> |
<p> |
<table border=2> |
<table border=2> |
<tr><th>Title</th><th>Type</th></tr> |
<tr><th>$lt{'titleheader'}</th><th>$lt{'type'}</th></tr> |
ENDSTART |
ENDSTART |
foreach (@possibilities) { |
foreach my $id (@possibilities) { |
$r->print( |
$r->print( |
'<tr><td><a href="'. |
'<tr><td><a href="'. |
$multichoicehash{'src_'.$_}.'?symb=' . |
$multichoicehash{'src_'.$id}.'?symb=' . |
Apache::lonnet::escape($multichoicehash{'symb_'.$_}).'">'. |
Apache::lonnet::escape($multichoicehash{'symb_'.$id}).'">'. |
$multichoicehash{'title_'.$_}. |
$multichoicehash{'title_'.$id}. |
'</a></td><td>'.$multichoicehash{'type_'.$_}. |
'</a></td><td>'.$multichoicehash{'type_'.$id}. |
'</td></tr>'); |
'</td></tr>'); |
} |
} |
$r->print('</table></body></html>'); |
$r->print('</table>'); |
return OK; |
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} else { |
} else { |
my $bodytag=&Apache::loncommon::bodytag('No Resource'); |
my $bodytag=&Apache::loncommon::bodytag('No Resource'); |
$r->print(<<ENDNONE); |
$r->print(<<ENDNONE); |
<head><title>No Resource</title></head> |
<head><title>No Resource</title></head> |
$bodytag |
$bodytag |
<h3>Next resource could not be identified.</h3> |
<h3>$lt{'title'}</h3> |
<p>You probably are at the <b>beginning</b> or the <b>end</b> of the |
<p>$lt{'explain'}</p> |
course.</p> |
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<ul> |
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<li><a href="/adm/flip?postdata=return:">Go Back</a></li> |
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<li><a href="/adm/navmaps">Navigate Course Content</a></li> |
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</ul> |
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</body> |
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</html> |
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ENDNONE |
ENDNONE |
return OK; |
} |
} |
$r->print(<<ENDMENU); |
} |
<ul> |
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<li><a href="/adm/flip?postdata=return:">$lt{'back'}</a></li> |
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<li><a href="/adm/navmaps">$lt{'nav'}</a></li> |
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</ul></body></html> |
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ENDMENU |
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return OK; |
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} |
} else { |
} else { |
# ------------------------------------------------- Problem, could not tie hash |
# ------------------------------------------------- Problem, could not tie hash |
$env{'user.error.msg'}="/adm/flip:bre:0:1:Course Data Missing"; |
$env{'user.error.msg'}="/adm/flip:bre:0:1:Course Data Missing"; |
Line 444 ENDNONE
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Line 459 ENDNONE
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} |
} |
} else { |
} else { |
# ---------------------------------------- No, could not determine where we are |
# ---------------------------------------- No, could not determine where we are |
if ( &Apache::lonnet::mod_perl_version() == 2 ) { |
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&Apache::lonnet::cleanenv(); |
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} |
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$r->internal_redirect('/adm/ambiguous'); |
$r->internal_redirect('/adm/ambiguous'); |
} |
} |
} else { |
} else { |