version 1.26, 2006/04/04 15:32:12
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version 1.35, 2008/11/20 15:19:05
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# |
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
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# (Handler to resolve ambiguous file locations |
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# |
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package Apache::lonsequence; |
package Apache::lonsequence; |
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Line 35 use strict;
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Line 35 use strict;
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use Apache::lonnet; |
use Apache::lonnet; |
use Apache::Constants qw(:common :http REDIRECT); |
use Apache::Constants qw(:common :http REDIRECT); |
use GDBM_File; |
use GDBM_File; |
use Apache::lonratedt; |
use LONCAPA::map(); |
use Apache::lonratsrv; |
use Apache::lonpageflip(); |
use Apache::lonpageflip; |
use Apache::loncommon(); |
use Apache::loncommon; |
use Apache::groupsort(); |
use Apache::lonlocal; |
use Apache::lonlocal; |
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use HTML::Entities(); |
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my %selhash; |
my %selhash; |
my $successtied; |
my $successtied; |
Line 47 my $successtied;
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Line 48 my $successtied;
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# ----------------------------------------- Attempt to read from resource space |
# ----------------------------------------- Attempt to read from resource space |
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sub attemptread { |
sub attemptread { |
my $fn=shift; |
my ($fn,$unsorted)=@_; |
&Apache::lonnet::repcopy($fn); |
&Apache::lonnet::repcopy($fn); |
if (-e $fn) { |
if (-e $fn) { |
return &Apache::lonratedt::attemptread($fn); |
return &LONCAPA::map::attemptread($fn,$unsorted); |
} else { |
} else { |
return (); |
return (); |
} |
} |
Line 60 sub mapread {
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Line 61 sub mapread {
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my $fn=shift; |
my $fn=shift; |
&Apache::lonnet::repcopy($fn); |
&Apache::lonnet::repcopy($fn); |
if (-e $fn) { |
if (-e $fn) { |
return &Apache::lonratedt::mapread($fn,''); |
return &LONCAPA::map::mapread($fn,''); |
} else { |
} else { |
return (); |
return (); |
} |
} |
Line 108 onClick="javascript:select_group()">
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Line 109 onClick="javascript:select_group()">
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</form> |
</form> |
ENDSELECT |
ENDSELECT |
my $diropendb = |
my $diropendb = |
"/home/httpd/perl/tmp/$env{'user.domain'}\_$env{'user.name'}_groupsec.db"; |
"/home/httpd/perl/tmp/$env{'user.domain'}\_$env{'user.name'}_sel_res.db"; |
if (tie(%selhash,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) { |
if (tie(%selhash,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) { |
if ($env{'form.launch'} eq '1') { |
if ($env{'form.launch'} eq '1') { |
&start_fresh_session(); |
&start_fresh_session(); |
Line 116 ENDSELECT
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Line 117 ENDSELECT
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$successtied=1; |
$successtied=1; |
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# - Evaluate actions from previous page (both cumulatively and chronologically) |
# - Evaluate actions from previous page (both cumulatively and chronologically) |
if ($env{'form.catalogmode'} eq 'groupimport') { |
if ($env{'form.catalogmode'} eq 'import') { |
my $acts=$env{'form.acts'}; |
&Apache::groupsort::update_actions_hash(\%selhash); |
my @Acts=split(/b/,$acts); |
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my %ahash; |
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my %achash; |
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my $ac=0; |
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# some initial hashes for working with data |
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foreach (@Acts) { |
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my ($state,$ref)=split(/a/); |
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$ahash{$ref}=$state; |
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$achash{$ref}=$ac; |
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$ac++; |
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} |
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# sorting through the actions and changing the tied database hash |
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foreach (sort {$achash{$a}<=>$achash{$b}} (keys %ahash)) { |
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my $key=$_; |
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if ($ahash{$key} eq '1') { |
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$selhash{'store_'.$selhash{'pre_'.$key.'_link'}}= |
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$selhash{'pre_'.$key.'_title'}; |
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$selhash{'storectr_'.$selhash{'pre_'.$key.'_link'}}= |
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$selhash{'storectr'}+0; |
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$selhash{'storectr'}++; |
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} |
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if ($ahash{$key} eq '0') { |
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if ($selhash{'store_'.$selhash{'pre_'.$key.'_link'}}) { |
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delete $selhash{'store_'.$selhash{'pre_'.$key.'_link'}}; |
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} |
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} |
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} |
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# deleting the previously cached listing |
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foreach (keys %selhash) { |
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if ($_ =~ /^pre_/ && $_ =~/link$/) { |
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my $key = $_; |
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$key =~ s/^pre_//; |
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$key =~ s/_[^_]*$//; |
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delete $selhash{'pre_'.$key.'_title'}; |
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delete $selhash{'pre_'.$key.'_link'}; |
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} |
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} |
} |
} |
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# - |
# - |
} |
} |
} |
} |
Line 172 ENDSELECT
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Line 136 ENDSELECT
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$r->print('<form name="form'.$idx.'">'); |
$r->print('<form name="form'.$idx.'">'); |
} |
} |
my ($title,$url)=split(/\:/,$_); |
my ($title,$url)=split(/\:/,$_); |
$title=~s/\&colon\;/\:/g; |
$title = &LONCAPA::map::qtescape($title); |
$url=~s/\&colon\;/\:/g; |
unless ($title) { $title=(split(/\//,$url))[-1] }; |
unless ($title) { $title=(split(/\//,$url))[-1] }; |
my $enc_title = &HTML::Entities::encode($title,'\'"<>&'); |
unless ($title) { $title='<i>'.&mt('Empty').'</i>'; } |
unless ($title) { |
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$title='<i>'.&mt('Empty').'</i>'; |
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$enc_title = &mt('Empty'); |
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} |
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$url = &LONCAPA::map::qtescape($url); |
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my $enc_url = &HTML::Entities::encode($url,'\'"<>&'); |
if ($url) { |
if ($url) { |
if ($successtied) { |
if ($successtied) { |
my $checked=''; |
my $checked=''; |
Line 184 ENDSELECT
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Line 153 ENDSELECT
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} |
} |
$selhash{"pre_${idx}_link"}=$url; |
$selhash{"pre_${idx}_link"}=$url; |
$selhash{"pre_${idx}_title"}=$title; |
$selhash{"pre_${idx}_title"}=$title; |
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$url = &HTML::Entities::encode($url, '\'"<>&'); |
$r->print(<<ENDCHECKBOX); |
$r->print(<<ENDCHECKBOX); |
<input type='checkbox' name='filelink' |
<input type='checkbox' name='filelink' |
value='$url' onClick='javascript:queue("form$idx")'$checked> |
value='$enc_url' onClick='javascript:queue("form$idx")'$checked /> |
<input type='hidden' name='title' value='$title'> |
<input type='hidden' name='title' value='$enc_title' /> |
ENDCHECKBOX |
ENDCHECKBOX |
} |
} |
$r->print('<a href="'.&Apache::lonratsrv::qtescape($url).'">'); |
$r->print('<a href="'.$enc_url.'">'); |
} |
} |
$r->print(&Apache::lonratsrv::qtescape($title)); |
$r->print($enc_title); |
if ($url) { $r->print('</a>'); } |
if ($url) { $r->print('</a>'); } |
if ($successtied) { |
if ($successtied) { |
$r->print('</form>'); |
$r->print('</form>'); |
Line 354 ENDNONE
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Line 324 ENDNONE
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1; |
1; |
__END__ |
__END__ |
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=head1 NAME |
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Apache::lonsequence |
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=head1 SYNOPSIS |
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Handler for showing sequence objects of |
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educational resources. |
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This is part of the LearningOnline Network with CAPA project |
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described at http://www.lon-capa.org. |
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=head1 SUBROUTINES |
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=over |
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=item handler() |
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=item viewmap() |
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=item attemptread() |
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=item mapread() |
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=item start_fresh_session() |
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=back |
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=cut |
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