--- loncom/interface/portfolio.pm 2010/10/29 23:19:54 1.228 +++ loncom/interface/portfolio.pm 2012/06/08 12:25:59 1.235 @@ -1,7 +1,7 @@ # The LearningOnline Network # portfolio browser # -# $Id: portfolio.pm,v 1.228 2010/10/29 23:19:54 raeburn Exp $ +# $Id: portfolio.pm,v 1.235 2012/06/08 12:25:59 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -122,6 +122,7 @@ END .'<input name="uploaddoc" type="file" />' .'<input type="hidden" name="currentpath" value="'.$current_path.'" />' .'<input type="hidden" name="action" value="'.$env{"form.action"}.'" />' + .'<input type="hidden" name="symb" value="'.$env{"form.symb"}.'" />' .'<input type="hidden" name="fieldname" value="'.$env{"form.fieldname"}.'" />' .'<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />' .'<input type="submit" name="storeupl" value="'.$lt{'upload'}.'" />' @@ -139,6 +140,7 @@ END .'<input name="newdir" type="text" />'.$groupitem .'<input type="hidden" name="currentpath" value="'.$current_path.'" />' .'<input type="hidden" name="action" value="'.$env{"form.action"}.'" />' + .'<input type="hidden" name="symb" value="'.$env{"form.symb"}.'" />' .'<input type="hidden" name="fieldname" value="'.$env{"form.fieldname"}.'" />' .'<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />' .'<input type="submit" name="createdir" value="'.$lt{'createdir'}.'" />' @@ -155,6 +157,7 @@ END 'selectfile' => $port_path, 'currentpath' => '/', 'mode' => $env{"form.mode"}, + 'symb' => $env{"form.symb"}, 'fieldname' => $env{"form.fieldname"}, 'continue' => $env{"form.continue"} ); @@ -168,6 +171,7 @@ END 'selectfile' => $tree[$i], 'currentpath' => $newCurrentPath, 'mode' => $env{"form.mode"}, + 'symb' => $env{"form.symb"}, 'fieldname' => $env{"form.fieldname"}, 'continue' => $env{"form.continue"} ); @@ -177,7 +181,7 @@ END $r->print('</span>'); $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory')); &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path); - $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&fieldname='.$env{"form.fieldname"}.&group_args()); + $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&fieldname='.$env{"form.fieldname"}.'&symb='.$env{'form.symb'}.&group_args()); $r->print('">'. &Apache::lonhtmlcommon::select_recent($namespace,'currentpath', 'this.form.submit();')); @@ -303,7 +307,7 @@ sub display_directory { my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group); my $now = time; if ($env{"form.mode"} eq 'selectfile') { - &select_files($r); + &select_files($r,$dir_list); $checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'}); $select_mode = 'true'; } @@ -379,23 +383,26 @@ sub display_directory { my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path; my @dir_lines; my %versioned; - foreach my $dir_line (sort - { - my ($afile)=split('&',$a,2); - my ($bfile)=split('&',$b,2); - return (lc($afile) cmp lc($bfile)); - } (@$dir_list)) { - my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); - $filename =~ s/\s+$//; - my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename); - if ($version) { - my $fullpath = &prepend_group($current_path.$fname.'.'.$extension); - push(@{ $versioned{$fullpath} }, - [$filename,$dom,$testdir,$size,$mtime,$obs,]); - } else { - push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]); - } + if (ref($dir_list) eq 'ARRAY') { + foreach my $dir_line (sort + { + my ($afile)=split('&',$a,2); + my ($bfile)=split('&',$b,2); + return (lc($afile) cmp lc($bfile)); + } (@{$dir_list})) { + my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); + $filename =~ s/\s+$//; + my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename); + if ($version) { + my $fullpath = &prepend_group($current_path.$fname.'.'.$extension); + push(@{ $versioned{$fullpath} }, + [$filename,$dom,$testdir,$size,$mtime,$obs,]); + } else { + push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]); + } + } } + my $zerobyte; foreach my $dir_line (@dir_lines) { my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$dir_line; my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename); @@ -444,6 +451,7 @@ sub display_directory { 'selectfile' => $filename.'/', 'currentpath' => $current_path.$filename.'/', 'mode' => $env{"form.mode"}, + 'symb' => $env{"form.symb"}, 'fieldname' => $env{"form.fieldname"}, 'continue' => $env{"form.continue"} ); @@ -455,11 +463,16 @@ sub display_directory { my $css_class = 'LC_browser_file'; my $line; if ($select_mode eq 'true') { - $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"'; - if ($$checked_files{$filename} eq 'selected') { - $line.=' checked="checked" '; + if ($size > 0) { + $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"'; + if ($$checked_files{$filename} eq 'selected') { + $line.=' checked="checked" '; + } + $line.=' /></td>'; + } else { + $line = '<td> </td>'; + $zerobyte ++; } - $line.=' /></td>'; } else { if (exists $locked_files{$fullpath}) { my %anchor_fields = ( @@ -539,9 +552,14 @@ sub display_directory { } } if ($select_mode eq 'true') { - $r->print(&Apache::loncommon::end_data_table().' + $r->print(&Apache::loncommon::end_data_table()); + if ($zerobyte) { + $r->print('<p class="LC_warning">'.&mt('[quant,_1,file] in list not selectable as file size is 0 bytes.',$zerobyte).'</p>'); + } + $r->print(' <input type="hidden" name="continue" value="true" /> <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" /> + <input type="hidden" name="symb" value="'.$env{'form.symb'}.'" /> <input type="hidden" name="mode" value="selectfile" /> <p> <input type="submit" name="submit" value="'.&mt('Select checked files, and continue selecting').'" /><br /> @@ -629,6 +647,7 @@ sub done { 'showversions' => $env{'form.showversions'}, 'currentpath' => $env{'form.currentpath'}, 'fieldname' => $env{'form.fieldname'}, + 'symb' => $env{'form.symb'}, 'mode' => $env{'form.mode'} ); my $result = '<h3>'.&make_anchor($url,\%anchor_fields,&mt($message)).'</h3>'; @@ -1854,13 +1873,24 @@ END_SCRIPT } sub select_files { - my ($r) = @_; + my ($r,$dir_list) = @_; if ($env{'form.continue'} eq 'true') { # here we update the selections for the currentpath # eventually, have to handle removing those not checked, but . . . my @items=&Apache::loncommon::get_env_multiple('form.checkfile'); if (scalar(@items)){ - &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items); + my @ok_items; + if (ref($dir_list) eq 'ARRAY') { + foreach my $dir_line (@{$dir_list}) { + my ($filename,undef,undef,undef,undef,undef,undef,undef,$size)=split(/\&/,$dir_line,10); + if (grep(/^\Q$filename\E$/,@items)) { + if ($size) { + push(@ok_items,$filename); + } + } + } + } + &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @ok_items); } } else { #empty the file for a fresh start @@ -1943,7 +1973,7 @@ sub upload { return; } - my (%allfiles,%codebase,$mode); + my (%allfiles,%codebase,$mode,$mimetype); if ($env{'form.'.$formname.'.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) { if ($env{'form.parserflag'}) { $mode = 'parse'; @@ -1953,10 +1983,12 @@ sub upload { if ($state eq 'existingfile') { $context = $state; } + my $subdir = $port_path.$env{'form.currentpath'}; + $subdir =~ s{(/)$}{}; my ($result,$timestamp) = - &Apache::lonnet::userfileupload($formname,$context, - $port_path.$env{'form.currentpath'}, - $mode,\%allfiles,\%codebase); + &Apache::lonnet::userfileupload($formname,$context,$subdir, + $mode,\%allfiles,\%codebase,undef,undef, + undef,undef,undef,undef,\$mimetype); if ($state eq 'existingfile') { my $group_elem; my $rootdir = $r->dir_config('lonDaemons').'/tmp/overwrites'; @@ -1977,44 +2009,56 @@ sub upload { conf => 'Are you sure you want to overwrite an existing file?', cont => 'Continue', ); + my $parserflag; + my $hidden = &hidden_elems(); + if ($mode eq 'parse') { + $parserflag = '<input type="hidden" name="parserflag" value="1" />'; + } $r->print(<<"END"); <script type="text/javascript"> // <![CDATA[ function confirmOverwrite() { - if (confirm('$lt{'conf'}')) { - document.existingfile.action.value = "process_overwrite"; - } else { - if (document.existingfile.overwrite.length) { - for (var i=0; i<document.existingfile.overwrite.length; i++) { - if (document.existingfile.overwrite[i].value == "0") { - document.existingfile.overwrite[i].checked = true; + var chosen; + if (document.existingfile.overwrite.length) { + for (var i=0; i<document.existingfile.overwrite.length; i++) { + if (document.existingfile.overwrite[i].checked) { + chosen = document.existingfile.overwrite[i].value; + } + } + } + if (chosen == 1) { + if (confirm('$lt{'conf'}')) { + document.existingfile.action.value = "process_overwrite"; + return true; + } else { + document.existingfile.action.value = "cancel_overwrite"; + if (document.existingfile.overwrite.length) { + for (var i=0; i<document.existingfile.overwrite.length; i++) { + if (document.existingfile.overwrite[i].value == "0") { + document.existingfile.overwrite[i].checked = true; + } } } + return false; } + } else { document.existingfile.action.value = "cancel_overwrite"; + return true; } - document.existingfile.submit(); - return; -} -function cancelOverwrite() { - document.existingfile.action.value = "cancel_overwrite"; - document.existingfile.submit(); } // ]]> </script> $msg -<br /><div class="LC_warning"><form method="post" action="$url" name="existingfile"> +<br /><div class="LC_warning"><form method="post" action="$url" name="existingfile" onsubmit="return confirmOverwrite();"> <span class="LC_nobreak">$lt{'over'} -<label><input type="radio" name="overwrite" value="1" onclick="javascript:confirmOverwrite();" /> +<label><input type="radio" name="overwrite" value="1" /> $lt{'yes'}</label> -<label><input type="radio" name="overwrite" value="0" onclick="javascript:cancelOverwrite()" />$lt{'no'}</label></span> +<label><input type="radio" name="overwrite" value="0" checked="checked" />$lt{'no'}</label></span> <input type="hidden" name="action" value="cancel_overwrite" /> -<input type="hidden" name="currentpath" value="$env{'form.currentpath'}" /> <input type="hidden" name="filename" value="$showfname" /> -<input type="hidden" name="fieldname" value="$env{'form.fieldname'}" /> -<input type="hidden" name="mode" value="$mode" /> <input type="hidden" name="timestamp" value="$timestamp" /> -<input type="hidden" name="showversions" value="$env{'form.showversions'}" /> +$hidden +$parserflag $group_elem <br /><br /> <input type="submit" name="process" value="$lt{'cont'}" /> @@ -2030,36 +2074,60 @@ END ,$result,&display_file(undef,$fname)).'</span><br />'); $r->print(&done('Back',$url)); } else { - if (%allfiles) { - if (!&suppress_embed_prompt()) { - &print_dependency_form($r,$url,\%allfiles,\%codebase); + if (!&suppress_embed_prompt()) { + if ($mimetype eq 'text/html') { + if (keys(%allfiles) > 0) { + &print_dependency_form($r,$url,\%allfiles,\%codebase,$result); + return; + } else { + $r->print('<p>'.&mt('Completed upload of the file.').'<br />'. + &mt('No embedded items identified.').'</p>'); + } } - } else { - $r->print(&done(undef,$url)); - } + } + $r->print(&done(undef,$url)); } + return; } -sub print_dependency_form { - my ($r,$url,$allfiles,$codebase) = @_; - my $state = <<STATE; - <input type="hidden" name="action" value="upload_embedded" /> - <input type="hidden" name="currentpath" value="$env{'form.currentpath'}" /> - <input type="hidden" name="fieldname" value="$env{'form.fieldname'}" /> - <input type="hidden" name="mode" value="$env{'form.mode'}" /> -STATE - if ($env{'form.group'} ne '') { - $state .= '<input type="hidden" name="group" value="'.$env{'form.group'}.'" />'."\n"; +sub hidden_elems { + my $contelem; + if ($env{'form.mode'} eq 'selectfile') { + $contelem = '<input type="hidden" name="continue" value="true" />'; } - my $embedded = &Apache::loncommon::ask_for_embedded_content($url,$state,$allfiles,$codebase, + return <<END; +<input type="hidden" name="currentpath" value="$env{'form.currentpath'}" /> +<input type="hidden" name="symb" value="$env{'form.symb'}" /> +<input type="hidden" name="fieldname" value="$env{'form.fieldname'}" /> +<input type="hidden" name="mode" value="$env{'form.mode'}" /> +<input type="hidden" name="showversions" value="$env{'form.showversions'}" /> +$contelem +END +} + +sub print_dependency_form { + my ($r,$url,$allfiles,$codebase,$result) = @_; + my $container = &HTML::Entities::encode($result,'<>"&'); + my $state = &embedded_form_elems($container); + my ($embedded,$num,$pathchg) = &Apache::loncommon::ask_for_embedded_content($url,$state,$allfiles,$codebase, {'error_on_invalid_names' => 1, 'ignore_remote_references' => 1,}); if ($embedded) { - $r->print('<h2>'.&mt("Reference Warning").'</h2>'. - '<p>'.&mt("Completed upload of the file. This file contained references to other files. You must upload the referenced files or else the uploaded file may not work properly.").'</p>'. - '<p>'.&mt("Please select the locations from which the referenced files are to be uploaded.").'</p>'. - $embedded. - '<p>Or '.&done('Return to directory',$url).'</p>'); + if ($num || $pathchg) { + $r->print('<h3>'.&mt("Reference Warning").'</h3>'); + } else { + $r->print('<h3>'.&mt("Reference Information").'</h3>'); + } + if ($num) { + $r->print('<p>'.&mt("Completed upload of the file. This file contained references to other files. You must upload the referenced files or else the uploaded file may not work properly.").'</p>'. + '<p>'.&mt("Please select the locations from which the referenced files are to be uploaded.").'</p>'. + $embedded. + '<p>'.&mt('or').'</p>'.&done('Return to directory',$url)); + } else { + $r->print('<p>'.&mt("Completed upload of the file. This file contained references to other files.").'</p>'. + $embedded. + '<p>'.&done('Return to directory',$url).'</p>'); + } } else { $r->print(&done(undef,$url)); } @@ -2071,11 +2139,12 @@ sub overwrite { my $formname = 'existingfile'; my $port_path = &get_port_path(); my $fname = &Apache::lonnet::clean_filename($env{'form.filename'}); - my (%allfiles,%codebase,$mode); - $mode = $env{'form.mode'}; - if ($mode eq 'parse') { - if ($fname !~ /\.s?html?$/i) { - undef($mode); + my (%allfiles,%codebase,$mode,$mimetype); + unless (&suppress_embed_prompt()) { + if ($env{'form.parserflag'}) { + if ($fname =~ /\.s?html?$/i) { + $mode = 'parse'; + } } } if ($fname eq '') { @@ -2086,28 +2155,56 @@ sub overwrite { return; } $env{'form.'.$formname.'.filename'} = $fname; + my $subdir = $port_path.$env{'form.currentpath'}; + $subdir =~ s{(/)$}{}; my $result= - &Apache::lonnet::userfileupload($formname,'overwrite', - $port_path.$env{'form.currentpath'}, - $mode,\%allfiles,\%codebase); + &Apache::lonnet::userfileupload($formname,'overwrite',$subdir,$mode, + \%allfiles,\%codebase,undef,undef,undef, + undef,undef,undef,\$mimetype); if ($result !~ m|^/uploaded/|) { $r->print('<span class="LC_error">'.&mt('An error occurred ([_1]) while trying to overwrite [_2].' ,$result,&display_file(undef,$fname)).'</span><br />'); - $r->print(&done('Back',$url)); + $r->print(&after_overwrite(&mt('Back'),$url)); } else { - if (%allfiles) { - if (!&suppress_embed_prompt()) { - &print_dependency_form($r,$url,\%allfiles,\%codebase); - } else { - $r->print(&done(undef,$url)); + if ($mode eq 'parse') { + if ($mimetype eq 'text/html') { + if (keys(%allfiles) > 0) { + &print_dependency_form($r,$url,\%allfiles,\%codebase,$result); + return; + } else { + $r->print('<p>'.&mt('Overwriting completed.').'<br />'. + &mt('No embedded items identified.').'</p>'); + } } - } else { - $r->print(&done(undef,$url)); } + $r->print(&after_overwrite(undef,$url)); } return; } +sub after_overwrite { + my ($text,$url) = @_; + my $group_elem; + if (defined($env{'form.group'})) { + $group_elem = '<input type="hidden" name="group" value="'.$env{'form.group'}.'" />'; + if (defined($env{'form.ref'})) { + $group_elem .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />'."\n"; + } + } + if ($text eq '') { + $text = &mt('Done'); + } + my $hidden = &hidden_elems(); + return <<END; + +<h3><a href="javascript:document.overwritedone.submit();">$text</a></h3> +<form name="overwritedone" method="post" action="$url" /> +$hidden +$group_elem +</form> +END +} + sub lock_info { my ($r,$url,$group) = @_; my ($uname,$udom) = &get_name_dom($group); @@ -2162,12 +2259,14 @@ sub createdir { return; } my $portfolio_root = &get_portfolio_root(); - my @dir_list=&get_dir_list($portfolio_root,undef,$group); + my ($dirlistref,$listerror) = &get_dir_list($portfolio_root,undef,$group); my $found_file = 0; - foreach my $line (@dir_list) { - my ($filename)=split(/\&/,$line,2); - if ($filename eq $newdir){ - $found_file = 1; + if (ref($dirlistref) eq 'ARRAY') { + foreach my $line (@{$dirlistref}) { + my ($filename)=split(/\&/,$line,2); + if ($filename eq $newdir){ + $found_file = 1; + } } } if ($found_file){ @@ -2356,6 +2455,20 @@ sub suppress_embed_prompt { return $suppress_prompt; } +sub embedded_form_elems { + my ($container) = @_; + my $state = <<STATE; + <input type="hidden" name="currentpath" value="$env{'form.currentpath'}" /> + <input type="hidden" name="symb" value="$env{'form.symb'}" /> + <input type="hidden" name="fieldname" value="$env{'form.fieldname'}" /> + <input type="hidden" name="mode" value="$env{'form.mode'}" /> + <input type="hidden" name="container" value="$container" /> +STATE + if ($env{'form.group'} ne '') { + $state .= '<input type="hidden" name="group" value="'.$env{'form.group'}.'" />'."\n"; + } + return $state; +} sub handler { # this handles file management @@ -2363,7 +2476,7 @@ sub handler { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['selectfile','currentpath','meta','lockinfo','currentfile','action', 'fieldname','mode','rename','continue','group','access','setnum', - 'cnum','cdom','type','setroles','showversions','ref']); + 'cnum','cdom','type','setroles','showversions','ref','symb']); my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc); if ($r->uri =~ m|^(/adm/)([^/]+)|) { $url = $1.$2; @@ -2466,12 +2579,42 @@ sub handler { } } $r->rflush(); + # Check if access to portfolio is blocked by one or more blocking events in courses. my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('port',$uname,$udom); if ($blocked) { - $r->print($blocktext); - $r->print(&Apache::loncommon::end_page()); - return OK; + my $evade_block; + # If portfolio display is in a window popped up from a "Select Portfolio Files" + # link in a .task resource, check if access to the task included proctor validation + # of check-in to a slot limited by IP. + # If so, and the slot is between its open and close dates, override the block. + if ($env{'request.course.id'} && $env{'form.symb'}) { + (undef,undef,my $res) = &Apache::lonnet::decode_symb($env{'form.symb'}); + if ($res =~ /\.task$/i) { + my %history = + &Apache::lonnet::restore($env{'form.symb'},$env{'request.course.id'}, + $env{'user.domain'},$env{'user.name'}); + my $version = $history{'resource.0.version'}; + if ($history{'resource.'.$version.'.0.checkedin'}) { + if ($history{'resource.'.$version.'.0.checkedin.slot'}) { + my %slot = &Apache::lonnet::get_slot($history{'resource.'.$version.'.0.checkedin.slot'}); + if ($slot{'ip'}) { + if (&Apache::loncommon::check_ip_acc($slot{'ip'})) { + my $now = time; + if (($slot{'slottime'} < $now) && ($slot{'endtime'} > $now)) { + $evade_block = 1; + } + } + } + } + } + } + } + unless ($evade_block) { + $r->print($blocktext); + $r->print(&Apache::loncommon::end_page()); + return OK; + } } if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){ $r->print('<span class="LC_error">'); @@ -2502,10 +2645,23 @@ sub handler { my $getpropath = 1; my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath); - $r->print( + my $container = &HTML::Entities::encode($env{'form.container'},'<>&"'); + my $state = &embedded_form_elems($container). + '<input type="hidden" name="action" value="modify_orightml" />'; + my ($result,$flag) = &Apache::loncommon::upload_embedded('portfolio',$port_path,$uname,$udom, - $group,$portfolio_root,$group,$disk_quota,$current_disk_usage)); - $r->print(&done(undef,$url)); + $group,$portfolio_root,$group,$disk_quota,$current_disk_usage,$state,$url); + $r->print($result.&done('Return to directory',$url)); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.action'} eq 'modify_orightml') { + if ($can_upload) { + my $result = + &Apache::loncommon::modify_html_refs('portfolio',$port_path,$uname,$udom,$group, + $portfolio_root,$group); + $r->print($result. + &done('Return to directory',$url)); } else { &missing_priv($r,$url,'upload'); } @@ -2580,8 +2736,9 @@ sub handler { my $formname = 'existingfile'; my $fname = &Apache::lonnet::clean_filename($env{'form.filename'}); $env{'form.'.$formname.'.filename'} = $fname; - &Apache::lonnet::userfileupload($formname,'canceloverwrite', - $port_path.$env{'form.currentpath'}); + my $subdir = $port_path.$env{'form.currentpath'}; + $subdir =~ s{(/)$}{}; + &Apache::lonnet::userfileupload($formname,'canceloverwrite',$subdir); } } my $current_path='/'; @@ -2592,8 +2749,9 @@ sub handler { &Apache::lonhtmlcommon::clear_breadcrumbs(); $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc)); } - my @dir_list=&get_dir_list($portfolio_root,$current_path,$group); - if ($dir_list[0] eq 'no_such_dir'){ + my ($dirlistref,$listerror) = + &get_dir_list($portfolio_root,$current_path,$group); + if ($listerror eq 'no_such_dir'){ # two main reasons for this: # 1) never been here, so directory structure not created # 2) back-button navigation after deleting a directory @@ -2608,13 +2766,22 @@ sub handler { $current_path = '/'; # force it back to the root } # now grab the directory list again, for the first time - @dir_list=&get_dir_list($portfolio_root,$current_path,$group); + ($dirlistref,$listerror) = + &get_dir_list($portfolio_root,$current_path,$group); } # need to know if directory is empty so it can be removed if desired - my $is_empty=(@dir_list == 2); - &display_common($r,$url,$current_path,$is_empty,\@dir_list, + my $is_empty; + if ($listerror eq 'empty') { + $is_empty = 1; + } elsif (ref($dirlistref) eq 'ARRAY') { + if ((scalar(@{$dirlistref}) == 2) && ($dirlistref->[0] =~ /^\.+\&/) + && ($dirlistref->[1] =~ /^\.+\&/)) { + $is_empty = 1; + } + } + &display_common($r,$url,$current_path,$is_empty,$dirlistref, $can_upload,$group); - &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group, + &display_directory($r,$url,$current_path,$is_empty,$dirlistref,$group, $can_upload,$can_modify,$can_delete,$can_setacl); } $r->print(&Apache::loncommon::end_page());