--- rat/lonsequence.pm 2009/05/16 23:21:12 1.39 +++ rat/lonsequence.pm 2014/12/15 00:46:52 1.45 @@ -2,7 +2,7 @@ # # Sequence Handler # -# $Id: lonsequence.pm,v 1.39 2009/05/16 23:21:12 bisitz Exp $ +# $Id: lonsequence.pm,v 1.45 2014/12/15 00:46:52 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -36,6 +36,7 @@ use Apache::lonnet; use Apache::Constants qw(:common :http REDIRECT); use GDBM_File; use LONCAPA::map(); +use LONCAPA; use Apache::lonpageflip(); use Apache::loncommon(); use Apache::groupsort(); @@ -109,7 +110,8 @@ onClick="javascript:select_group()" /> ENDSELECT my $diropendb = - "/home/httpd/perl/tmp/$env{'user.domain'}\_$env{'user.name'}_sel_res.db"; + LONCAPA::tempdir() . + "$env{'user.domain'}\_$env{'user.name'}_sel_res.db"; if (tie(%selhash,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) { if ($env{'form.launch'} eq '1') { &start_fresh_session(); @@ -131,13 +133,13 @@ ENDSELECT .'


'); } my $idx=0; - foreach (&attemptread(&Apache::lonnet::filelocation('',$url))) { - if (defined($_)) { + foreach my $entry (&attemptread(&Apache::lonnet::filelocation('',$url))) { + if (defined($entry)) { $idx++; if ($successtied) { $r->print('
'); } - my ($title,$url)=split(/\:/,$_); + my ($title,$url)=split(/\:/,$entry); $title = &LONCAPA::map::qtescape($title); unless ($title) { $title=(split(/\//,$url))[-1] }; my $enc_title = &HTML::Entities::encode($title,'\'"<>&'); @@ -182,12 +184,12 @@ ENDCHECKBOX # ----------------------------------------------------------- Clean out selhash sub start_fresh_session { - foreach (keys %selhash) { - if ($_ =~ /^pre_/) { - delete $selhash{$_}; + foreach my $item (keys(%selhash)) { + if ($item =~ /^pre_/) { + delete $selhash{$item}; } - if ($_ =~ /^store/) { - delete $selhash{$_}; + if ($item =~ /^store/) { + delete $selhash{$item}; } } } @@ -217,6 +219,7 @@ sub handler { my $dismapid=''; my $exitdisid = ''; my $arrow_dir = ''; + my $is_encrypted = ''; if (($env{'request.course.fn'}) && (!$env{'form.forceselect'})) { my $last; @@ -247,6 +250,9 @@ sub handler { if (!$env{'request.role.adv'}) { $randomout = $bighash{'randomout_'.$disid}; } + if (!$env{'request.role.adv'}) { + $is_encrypted = $bighash{'encrypted_'.$disid}; + } } elsif (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', &GDBM_READER(),0640)) { $last=$hash{'last_known'}; @@ -266,6 +272,9 @@ sub handler { if (!$env{'request.role.adv'}) { $randomout = $bighash{'randomout_'.$disid}; } + if (!$env{'request.role.adv'}) { + $is_encrypted = $bighash{'encrypted_'.$disid}; + } } } $exitdisid = $disid; @@ -279,30 +288,38 @@ sub handler { # now either disurl is set (going to first page), or we need another display if ($disurl) { # -------------------------------------------------- Has first or last resource + my $showdisurl = $disurl; + if ($is_encrypted) { + $showdisurl = &Apache::lonenc::encrypted($disurl); + } &Apache::lonnet::symblist($requrl,$disurl => [$disurl,$dismapid], 'last_known' => [$disurl,$dismapid]); &Apache::loncommon::content_type($r,'text/html'); $r->header_out(Location => &Apache::lonnet::absolute_url($ENV{'SERVER_NAME'}). - $disurl); + $showdisurl); return REDIRECT; } else { &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; if ($exitdisid eq '' && $arrow_dir ne '') { my %lt =&Apache::lonlocal::texthash( - 'back' => 'beginning', - 'forward' => 'end', 'nere' => 'Next resource could not be displayed', 'goba' => 'Go Back', - 'nacc' => 'Navigate Course Content', + 'nacc' => 'Course Contents', ); - my $warnmsg = &mt('As all folders and sequences '); + if (&Apache::loncommon::course_type() eq 'Community') { + $lt{'nav'} = &mt('Community Contents'); + } + my $warnmsg; if ($arrow_dir eq 'forward') { - $warnmsg .= &mt('following the current resource were empty').','; + $warnmsg = &mt('As all folders and sequences ' + .'following the current resource were empty, ' + .'you have now reached the end of the course.'); } elsif ($arrow_dir eq 'back') { - $warnmsg .= &mt('preceding the current resource were empty').','; + $warnmsg = &mt('As all folders and sequences ' + .'preceding the current resource were empty, ' + .'you have now reached the beginning of the course.'); } - $warnmsg .= &mt('you have now reached the').' '.$lt{$arrow_dir}.' '.&mt('of the course.'); my $start_page= &Apache::loncommon::start_page('Empty Folder/Sequence'); my $end_page=