--- loncom/interface/portfolio.pm 2004/06/08 18:34:20 1.1 +++ loncom/interface/portfolio.pm 2022/09/18 22:33:45 1.266 @@ -1,55 +1,3003 @@ +# The LearningOnline Network +# portfolio browser +# +# $Id: portfolio.pm,v 1.266 2022/09/18 22:33:45 raeburn Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# + package Apache::portfolio; use strict; use Apache::Constants qw(:common :http); -# use Apache::loncommon; +use Apache::loncommon; +use Apache::lonnet; +use Apache::lontexconvert; +use Apache::lonfeedback; +use Apache::lonlocal; use Apache::lonnet; -# use Apache::lontexconvert; -# use Apache::lonfeedback; -# use Apache::lonlocal; +use Apache::longroup; +use Apache::lonhtmlcommon; +use HTML::Entities; +use LONCAPA qw(:DEFAULT :match); -sub handler { - my $r=@_[0]; - $r->content_type('text/html'); - $r->send_http_header; - return OK if $r->header_only; - $r->print("the portfolio handler is in use by $ENV{'user.name'} looking for " - .$r->uri."
"); - my $file=&Apache::lonnet::filelocation("",$r->uri); - my $contents=&Apache::lonnet::getfile($file); -# $r->print($contents); - - $r->print("here's the form
"); - $r->print('
'); - $r->print(''); - $r->print(''); - $r->print('
'); - return OK; -# my $something = "this is something
"; -# my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri); -# Is this even a user? -# if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') { -# $r->print(''. -# &mt('No user information available').''); -# return OK; -# } +sub group_args { + my $output; + if (defined($env{'form.group'})) { + $output .= '&group='.$env{'form.group'}; + if (defined($env{'form.ref'})) { + $output .= '&ref='.$env{'form.ref'}; + } + } + return $output; +} + +sub group_form_data { + my $output; + if (defined($env{'form.group'})) { + $output = ''; + if (exists($env{'form.ref'})) { + $output .= ''; + } + } + return $output; +} + +# receives a filename and path stub from username/userfiles/portfolio/ +# returns an anchor tag consisting encoding filename and currentpath +sub make_anchor { + my ($url, $anchor_fields, $inner_text) = @_; + if ($$anchor_fields{'continue'} ne 'true') {$$anchor_fields{'continue'} = 'false'}; + my $anchor = ''.$inner_text.''; + return $anchor; +} + +my $dirptr=16384; +sub display_common { + my ($r,$url,$current_path,$is_empty,$dir_list,$can_upload,$group)=@_; + my $namespace = &get_namespace(); + my $port_path = &get_port_path(); + if ($can_upload) { + my $groupitem = &group_form_data(); + + my $iconpath= $r->dir_config('lonIconsURL') . "/"; + my %lt=&Apache::lonlocal::texthash( + 'upload' => 'Upload', + 'upload_label' => 'Upload file to current directory', + 'createdir' => 'Create Subdirectory', + 'createdir_label' => 'Create subdirectory in current directory', + 'parse' => 'Upload embedded images/multimedia/css/linked files if HTML file', + ); + my $escuri = &HTML::Entities::encode($r->uri,'&<>"'); + my $help_fileupload = &Apache::loncommon::help_open_topic('Portfolio AddFiles'); + my $help_createdir = &Apache::loncommon::help_open_topic('Portfolio CreateDirectory'); + my $help_portfolio = &Apache::loncommon::help_open_topic('Portfolio About', &mt('Help on the portfolio')); + $r->print(&display_portfolio_usage($group,$help_portfolio)); + my $parse_check; + if (!&suppress_embed_prompt()) { + $parse_check = <<"END"; +
+ + + +END + } + # Find space available before uploading + my $free_space = &free_space($group); + + # Upload File + $r->print('
' + .'
' + .'
' + .''.$lt{'upload_label'}.'' + .$groupitem + .'' + .'' + .'' + .'' + .'' + .'' + .'' + .'' + .$help_fileupload + .$parse_check + .'
' + .'
' + .'
' + ); + # Create Subdirectory + $r->print('
' + .'
' + .'
' + .''.$lt{'createdir_label'}.'' + .''.$groupitem + .'' + .'' + .'' + .'' + .'' + .'' + .$help_createdir + .'
' + .'
' + .'
' + ); + } # end "if can_upload" + + my @tree = split (/\//,$current_path); + my %anchor_fields = ( + 'selectfile' => $port_path, + 'currentpath' => '/', + 'mode' => $env{"form.mode"}, + 'symb' => $env{"form.symb"}, + 'fieldname' => $env{"form.fieldname"}, + 'continue' => $env{"form.continue"} + ); + $r->print('
'); + $r->print(''.&make_anchor($url,\%anchor_fields,$port_path).'/'); + if (@tree > 1){ + my $newCurrentPath = '/'; + for (my $i = 1; $i< @tree; $i++){ + $newCurrentPath .= $tree[$i].'/'; + my %anchor_fields = ( + 'selectfile' => $tree[$i], + 'currentpath' => $newCurrentPath, + 'mode' => $env{"form.mode"}, + 'symb' => $env{"form.symb"}, + 'fieldname' => $env{"form.fieldname"}, + 'continue' => $env{"form.continue"} + ); + $r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/'); + } + } + $r->print(''); + $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory')); + &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path); + $r->print('
print('">'. + &Apache::lonhtmlcommon::select_recent($namespace,'currentpath', + 'this.form.submit();')); + $r->print("
"); +} + +sub display_portfolio_usage { + my ($group,$helpitem) = @_; + my $disk_quota = &get_quota($group); + my $getpropath = 1; + my $portfolio_root = &get_portfolio_root(); + my ($uname,$udom) = &get_name_dom($group); + my $current_disk_usage = + &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath); + return &Apache::loncommon::head_subbox( + '
' + .$helpitem + .'
' + .'
' + .&Apache::lonhtmlcommon::display_usage($current_disk_usage, + $disk_quota,'portfolio') + .'
'); +} +sub display_directory_line { + my ($r,$select_mode, $filename, $mtime, $size, $css_class, + $line, $access_controls, $curr_access, $now, $version_flag, + $href_location, $url, $current_path, $access_admin_text, $versions)=@_; + + my $fullpath = &prepend_group($current_path.$filename); + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print($line); # contains first two cells of table + my $lock_info; + if ($version_flag) { # versioned can't be versioned, so TRUE when root file + $r->print(''); + $r->print(''.$version_flag.''); + } else { # this is a graded or handed back file + my ($user,$domain) = &get_name_dom($env{'form.group'}); + my $permissions_hash = &Apache::lonnet::get_portfile_permissions($domain,$user); + if (defined($$permissions_hash{$fullpath})) { + foreach my $array_item (@{$$permissions_hash{$fullpath}}) { + if (ref($array_item) eq 'ARRAY') { + if ($$array_item[-1] eq 'handback') { + $lock_info = 'Handback'; + } elsif ($$array_item[-1] eq 'graded') { + $lock_info = 'Graded'; + } + } + } + } + if ($lock_info) { + my %anchor_fields = ('lockinfo' => $fullpath); + if ($versions) { # hold the folder open + my ($fname,$version,$extension) = &Apache::lonnet::file_name_version_ext($fullpath); + $fname =~ s|^/||; + $anchor_fields{'showversions'} = $fname.'.'.$extension; + } + $lock_info = &make_anchor(undef,\%anchor_fields,$lock_info); + } + $r->print(''.$lock_info.''); + } + # $r->print(''.$$version_flag{$filename}.''); + $r->print(''.&make_anchor($href_location.$filename,undef,$filename).''); + $r->print(''.$size.''); + $r->print(''.&Apache::lonlocal::locallocaltime($mtime).''); + if ($select_mode ne 'true') { + $r->print('  '); # Display status + $r->print('' + .&mt($curr_access).'   ' + ); + my %anchor_fields = ( + 'access' => $filename, + 'currentpath' => $current_path + ); + $r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).''); + } else { + $r->print('  '); # Display status + } + $r->print(&Apache::loncommon::end_data_table_row().$/); +} + +sub display_directory { + my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload, + $can_modify,$can_delete,$can_setacl)=@_; + my $iconpath= $r->dir_config('lonIconsURL') . "/"; + my $select_mode; + my $checked_files; + my $port_path = &get_port_path(); + my ($uname,$udom) = &get_name_dom($group); + my $access_admin_text = &mt('View Status'); + if ($can_setacl) { + $access_admin_text = &mt('View/Change Status'); + } + + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash( + $current_permissions,$group); + my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group); + my $now = time; + if ($env{"form.mode"} eq 'selectfile') { + &select_files($r,$dir_list); + $checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'}); + $select_mode = 'true'; + } + if ($select_mode eq 'true') { + $r->print('
'); + $r->print(&Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row() + .''.&mt('Select').'' + .' ' + .' ' + .''.&mt('Name').'' + .''.&mt('Size').'' + .''.&mt('Last Modified').'' + .' ' + .&Apache::loncommon::end_data_table_header_row() + ); + } else { + $r->print(''); + $r->print( + '

' + .&Apache::loncommon::help_open_topic( + 'Portfolio FileList', + &mt('Using the portfolio file list')) + .'

' + ); + $r->print(&Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row() + .''.&mt('Actions'). &Apache::loncommon::help_open_topic('Portfolio FileAction').'' + .' ' + .' ' + .''.&mt('Name').&Apache::loncommon::help_open_topic('Portfolio OpenFile').'' + .''.&mt('Size').'' + .''.&mt('Last Modified').'' + .' ' + .''.&mt('Current Access Status').&Apache::loncommon::help_open_topic('Portfolio ShareFile').'' + .&Apache::loncommon::end_data_table_header_row()); + } + + # Empty directory? + if ($is_empty && ($current_path ne '/') && $can_delete) { + my $cols = ($select_mode eq 'true') ? 7 : 9; + # Empty message + $r->print( + &Apache::loncommon::start_data_table_row() + .'' + .'

' + .&mt('This directory is empty.') + .'

' + .'' + .&Apache::loncommon::end_data_table_row() + .&Apache::loncommon::end_data_table() + .'
' + ); + # Delete button + $r->print( + '
'. + &group_form_data(). + ''. + '

'. + ''. + '

'. + ''. + ''. + '
' + ); + # Directory is empty, so nothing else to display + return; + } + + $r->print("\n".&group_form_data()."\n"); + + my $href_location="/uploaded/$udom/$uname/$port_path".$current_path; + my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path; + my @dir_lines; + my %versioned; + if (ref($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,$extension) = &Apache::lonnet::file_name_version_ext($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,$extension) = &Apache::lonnet::file_name_version_ext($filename); + if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) { + my $version_flag; + my $show_versions; + my $fullpath = &prepend_group($current_path.$filename); + if ($env{'form.showversions'} =~ /$filename/) { + $show_versions = 'true'; + } + if (exists($versioned{$fullpath})) { + my %anchor_fields = ( + 'selectfile' => $fullpath, + 'continue' => 'false', + 'currentpath' => $current_path, + ); + if ($show_versions) { + # Must preserve other possible showversion files + my $version_remainder = $env{'form.showversions'}; + $version_remainder =~ s/$filename//g; + $anchor_fields{'showversions'} = $version_remainder; + $version_flag = &make_anchor('portfolio',\%anchor_fields, + ''.&mt('opened folder').''); + } else { + # allow multiple files to show versioned + $anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename; + $version_flag = &make_anchor('portfolio',\%anchor_fields, + ''.&mt('closed folder').''); + } + } else { + $version_flag = ' '; + } + if ($dirptr&$testdir) { + my $colspan_folder=''; + my $colspan_fill=''; + if ($select_mode eq 'true'){ + $colspan_fill=' colspan="3"'; + } else { + $colspan_folder=' colspan="2"'; + $colspan_fill=' colspan="4"'; + } + $r->print(''); + $r->print(''.&mt('closed folder').'' + .''.&mt('Go to ...').''); + my %anchor_fields = ( + 'selectfile' => $filename.'/', + 'currentpath' => $current_path.$filename.'/', + 'mode' => $env{"form.mode"}, + 'symb' => $env{"form.symb"}, + 'fieldname' => $env{"form.fieldname"}, + 'continue' => $env{"form.continue"} + ); + $r->print(''.$version_flag.'' + .''.&make_anchor($url,\%anchor_fields,$filename.'/').''); + $r->print(' '); + $r->print(''); + } else { + my $css_class = 'LC_browser_file'; + my $line; + if ($select_mode eq 'true') { + if ($size > 0) { + $line=' $fullpath + ); + $line.=''.&make_anchor($url,\%anchor_fields,&mt('Locked')).''; + $css_class= 'LC_browser_file_locked'; + } else { + if (!$can_modify) { + $line .= ''; + } else { + $line .= ''; + } + if ($can_delete) { + $line .= ''; + } + if ($can_modify) { + my $cat=''.&mt('Metadata').''; + my %anchor_fields = ( + 'rename' => $filename, + currentpath => $current_path + ); + $line .= &make_anchor($url,\%anchor_fields,&mt('Rename')); + $line .= ''.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat); + # ''.$cat.''; + } + $line .= ''; + } + } + my $curr_access; + if ($select_mode ne 'true') { + my $pub_access = 0; + my $guest_access = 0; + my $cond_access = 0; + foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) { + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + if (($now > $start) && (!$end || $end > $now)) { + if ($scope eq 'public') { + $pub_access = 1; + } elsif ($scope eq 'guest') { + $guest_access = 1; + } else { + $cond_access = 1; + } + } + } + if (!$pub_access && !$guest_access && !$cond_access) { + $curr_access = &mt('Private'); + } else { + my @allaccesses; + if ($pub_access) { + push(@allaccesses,&mt('Public')); + } + if ($guest_access) { + push(@allaccesses,&mt('Passphrase-protected')); + } + if ($cond_access) { + push(@allaccesses,&mt('Conditional')); + } + $curr_access = join('+ ',@allaccesses); + } + } + &display_directory_line($r,$select_mode, $filename, $mtime, $size, $css_class, $line, + \%access_controls, $curr_access,$now, $version_flag, $href_location, + $url, $current_path, $access_admin_text); + if ($show_versions) { + foreach my $dir_line (@{ $versioned{$fullpath} }) { + my ($v_filename,$dom,$testdir,$size,$mtime,$obs) = + @$dir_line; + $line = ' '; + &display_directory_line($r,$select_mode, $v_filename, $mtime, $size, + $css_class, $line, \%access_controls, $curr_access, $now, + undef, $href_location, $url, $current_path, $access_admin_text, 1); + } + } + } + } + } + if ($select_mode eq 'true') { + $r->print(&Apache::loncommon::end_data_table()); + if ($zerobyte) { + $r->print('

'.&mt('[quant,_1,file] in list not selectable as file size is 0 bytes.',$zerobyte).'

'); + } + $r->print(' + + + + +

+
+ +

+ + '); + } else { + $r->print(&Apache::loncommon::end_data_table()); + if ($can_delete) { + $r->print(' +

+ '. + &Apache::loncommon::help_open_topic('Portfolio DeleteFile').' +

+ + + ' + ); + } + } +} + +sub open_form { + my ($r,$url)=@_; + my @files=&Apache::loncommon::get_env_multiple('form.selectfile'); + $r->print('
'); + $r->print(''); + $r->print(''); + foreach (@files) { + $r->print(''); + } + $r->print(''); +} + +sub close_form { + my ($r,$url,$button_text)=@_; + if (!defined($button_text)) { + $button_text = { + 'continue' => &mt('Continue'), + 'cancel' => &mt('Cancel'), + }; + } + $r->print('

'); + $r->print(&group_form_data().'

'); + $r->print('
+

+ '. + &group_form_data()); + $r->print("\n".' +

'); +} + +sub display_file { + my ($path,$filename)=@_; + my $display_file_text; + my $file_start=''; + my $file_end=''; + if (!defined($path)) { $path=$env{'form.currentpath'}; } + if (!defined($filename)) { + $filename=$env{'form.selectfile'}; + $display_file_text = $file_start.$path.$filename.$file_end; + } elsif (ref($filename) eq "ARRAY") { + foreach my $file (@$filename) { + $display_file_text .= $file_start.$path.$file.$file_end.'
'; + } + } elsif (ref($filename) eq "SCALAR") { + $display_file_text = $file_start.$path.$$filename.$file_end; + } else { + $display_file_text = $file_start.$path.$filename.$file_end; + } + return $display_file_text; +} + +sub done { + my ($linktext,$url)=@_; + unless (defined($linktext)) { + $linktext='Return to directory'; + } + my %anchor_fields = ( + 'showversions' => $env{'form.showversions'}, + 'currentpath' => $env{'form.currentpath'}, + 'fieldname' => $env{'form.fieldname'}, + 'symb' => $env{'form.symb'}, + 'mode' => $env{'form.mode'} + ); + my $result = &Apache::lonhtmlcommon::actionbox( + [&make_anchor($url,\%anchor_fields,&mt($linktext))]); + return $result; +} + +sub delete { + my ($r,$url,$group)=@_; + my @check; + my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'}; + $file_name = &prepend_group($file_name); + my @files=&Apache::loncommon::get_env_multiple('form.selectfile'); + my ($uname,$udom) = &get_name_dom($group); + if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') { + $r->print( + '

' + .&mt('The file is locked and cannot be deleted.') + .'

' + .&done(undef,$url) + ); + } else { + if (scalar(@files)) { + &open_form($r,$url); + $r->print('

'.&mt('Delete [_1]?',&display_file(undef,\@files)).'

'); + &close_form($r,$url); + } else { + $r->print('

'.&mt('No file was checked to delete.').'

'); + $r->print(&done(undef,$url)); + } + } +} + +sub delete_confirmed { + my ($r,$url,$group)=@_; + my @files=&Apache::loncommon::get_env_multiple('form.selectfile'); + my $result; + my ($uname,$udom) = &get_name_dom($group); + my $port_path = &get_port_path(); + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my @msg; + foreach my $delete_file (@files) { + $result = + &Apache::lonnet::removeuserfile( + $uname,$udom,$port_path. + $env{'form.currentpath'}. + $delete_file); + if ($result ne 'ok') { + push(@msg, &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while trying to delete [_2].' + ,$result,&display_file(undef, $delete_file)),1)); + } else { + push(@msg, &Apache::lonhtmlcommon::confirm_success( + &mt('File: [_1] deleted.' + ,&display_file(undef,$delete_file)))); + my $file_name = $env{'form.currentpath'}.$delete_file; + $file_name = &prepend_group($file_name); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions, + $group,$file_name); + if (keys(%access_controls) > 0) { + my %changes; + foreach my $key (keys(%{$access_controls{$file_name}})) { + $changes{'delete'}{$key} = 1; + } + if (keys(%changes) > 0) { + my ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($file_name,\%changes, + $udom,$uname); + if ($outcome ne 'ok') { + push(@msg, &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while '. + 'trying to delete access controls for the file.',$outcome),1)); + } else { + if ($deloutcome eq 'ok') { + push(@msg, &mt('Access controls also deleted for the file.')); # FIXME: Does the user really need this message? + } else { + push(@msg, &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while '. + 'trying to delete access controls for the file.' + ,$deloutcome),1)); + } + } + } + } + } + } + $r->print(&Apache::loncommon::confirmwrapper(join('
',@msg))); + $r->print(&done(undef,$url)); +} + +sub delete_dir { + my ($r,$url)=@_; + &open_form($r,$url); + $r->print('

'.&mt('Delete [_1]?',&display_file()).'

'); + &close_form($r,$url); +} + +sub delete_dir_confirmed { + my ($r,$url,$group)=@_; + my $directory_name = $env{'form.currentpath'}; + $directory_name =~ s|/$||; # remove any trailing slash + my ($uname,$udom) = &get_name_dom($group); + my $namespace = &get_namespace(); + my $port_path = &get_port_path(); + my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path. + $directory_name); + + if ($result ne 'ok') { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred (dir) ([_1]) while trying to delete [_2].' + ,$result,$directory_name),1))); + $r->print(&done(undef,$url)); + return; + } else { + # now remove from recent + &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']); + my @dirs = split m!/!, $directory_name; + $directory_name='/'; + for (my $i=1; $i < (@dirs - 1); $i ++){ + $directory_name .= $dirs[$i].'/'; + } + $env{'form.currentpath'} = $directory_name; + } + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Directory successfully deleted')))); + $r->print(&done(undef,$url)); +} + +sub rename { + my ($r,$url,$group)=@_; + my $file_name = $env{'form.currentpath'}.$env{'form.rename'}; + my ($uname,$udom) = &get_name_dom($group); + $file_name = &prepend_group($file_name); + if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') { + $r->print( + '

' + .&mt('The file is locked and cannot be renamed.') + .'

' + ); + $r->print(&done(undef,$url)); + } else { + &open_form($r,$url); + $r->print('

'.&mt('Rename [_1] to [_2]?', &display_file() + , '').'

'); + &close_form($r,$url); + } +} + +sub rename_confirmed { + my ($r,$url,$group)=@_; + my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'}); + my ($uname,$udom) = &get_name_dom($group); + my $port_path = &get_port_path(); + + # Display warning in case of filename cleaning has changed the filename + if ($filenewname ne $env{'form.filenewname'}) { + $r->print( + '

' + .&mt('Invalid characters') + .'
' + .&mt('The new filename was changed from [_1] to [_2].' + ,''.&display_file('',$env{'form.filenewname'}).'' + ,''.&display_file('',$filenewname).'') + .'

' + ); + + } + + # Filename empty? + if ($filenewname eq '') { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Error: no valid filename was provided to rename to.'),1))); + $r->print(&done(undef,$url)); + return; + } + + # Rename the file + my $chg_access; + my $result= + &Apache::lonnet::renameuserfile($uname,$udom, + $port_path.$env{'form.currentpath'}.$env{'form.selectfile'}, + $port_path.$env{'form.currentpath'}.$filenewname); + if ($result eq 'ok') { + $chg_access = &access_for_renamed($filenewname,$group,$udom,$uname); + } else { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while trying to rename [_2] to [_3].' + ,$result,&display_file(),&display_file('',$filenewname)) + ,1))); + $r->print(&done(undef,$url)); + return; + } + $r->print($chg_access); + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('File successfully renamed')))); + $r->print(&done(undef,$url)); +} + +sub access_for_renamed { + my ($filenewname,$group,$udom,$uname) = @_; + my $oldfile = $env{'form.currentpath'}.$env{'form.selectfile'}; + $oldfile = &prepend_group($oldfile); + my $newfile = $env{'form.currentpath'}.$filenewname; + $newfile = &prepend_group($newfile); + my $current_permissions = + &Apache::lonnet::get_portfile_permissions($udom,$uname); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions, + $group,$oldfile); + my $chg_text; + if (keys(%access_controls) > 0) { + my %change_old; + my %change_new; + foreach my $key (keys(%{$access_controls{$oldfile}})) { + $change_old{'delete'}{$key} = 1; + $change_new{'activate'}{$key} = $access_controls{$oldfile}{$key}; + } + my ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($oldfile,\%change_old, + $udom,$uname); + if ($outcome ne 'ok') { + $chg_text ='

'.&mt("An error occurred ([_1]) while ". + "trying to delete access control records for the old name.",$outcome). + '
'; + } else { + if ($deloutcome ne 'ok') { + $chg_text = '


'. + &mt("An error occurred ([_1]) while ". + "trying to delete access control records for the old name.",$deloutcome). + '
'; + } + } + ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($newfile,\%change_new, + $udom,$uname); + if ($outcome ne 'ok') { + $chg_text .= '

'. + &mt("An error occurred ([_1]) while ". + "trying to update access control records for the new name.",$outcome). + '
'; + } + if ($chg_text eq '') { + $chg_text = '

'.&mt('Access controls updated to reflect the name change.'); + } + } + return $chg_text; +} + +sub display_access { + my ($r,$url,$group,$can_setacl,$port_path,$action) = @_; + my ($uname,$udom) = &get_name_dom($group); + my $file_name = $env{'form.currentpath'}.$env{'form.access'}; + $file_name = &prepend_group($file_name); + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name); + my $aclcount = keys(%access_controls); + my ($header,$info); + if ($action eq 'chgaccess') { + my $uhome = &Apache::lonnet::homeserver($uname,$udom); + my $prefix = &Apache::lonnet::url_prefix($r,$udom,$uhome,'web'); + $header = + '

' + .&mt('Allowing others to retrieve file: [_1]' + ,'' + .$port_path.$env{'form.currentpath'}.$env{'form.access'} + .'') + .'

'; + $info .= &mt('Access to this file by others can be set to be one or more of the following types: public, passphrase-protected or conditional.'); + $info .= '
'. + &mt('A listing of files viewable without log-in is available at: ')."$prefix/adm/$udom/$uname/aboutme/portfolio.
"; + if ($group eq '') { + $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on your personal information page:"); + } else { + $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on the course information page:"); + } + $info .= "
$prefix/adm/$udom/$uname/aboutme
"; + if ($group ne '') { + $info .= &mt("Users with course editing rights may add a 'Group Portfolio' item using the Course Editor (Collaboration tab), to provide access to viewable group portfolio files.").'
'; + } + } else { + $header = '

'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'

'. + &explain_conditionals().'
'; + } + if ($can_setacl) { + &open_form($r,$url); + $r->print($header.$info); + $r->print('
'.&Apache::loncommon::help_open_topic('Portfolio ShareFile SetAccess', &mt('Help on setting up share access'))); + $r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile ChangeSetting', &mt('Help on changing settings'))); + $r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile StopAccess', &mt('Help on removing share access'))); + &access_setting_table($r,$url,$file_name,$access_controls{$file_name}, + $action); + my $button_text = { + 'continue' => &mt('Proceed'), + 'cancel' => &mt('Return to directory'), + }; + &close_form($r,$url,$button_text); + } else { + $r->print($header); + if ($aclcount) { + $r->print($info); + } + &view_access_settings($r,$url,$access_controls{$file_name},$aclcount); + } +} + +sub explain_conditionals { + return + &mt('Conditional files are accessible to users who satisfy the conditions you set.').'
'; +} + +sub view_access_settings { + my ($r,$url,$access_controls,$aclcount) = @_; + my ($showstart,$showend); + my %todisplay; + foreach my $key (sort(keys(%{$access_controls}))) { + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + $todisplay{$scope}{$key} = $$access_controls{$key}; + } + if ($aclcount) { + $r->print('

'.&mt('Current access controls defined for this file:').'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Access control').''.&mt('Dates available'). + ''.&mt('Additional information').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + my $count = 1; + my $chg = 'none'; + &build_access_summary($r,$count,$chg,%todisplay); + $r->print(&Apache::loncommon::end_data_table()); + } else { + $r->print(&mt('No access control settings currently exist for this file.').'
'); + } + my %anchor_fields = ( + 'currentpath' => $env{'form.currentpath'} + ); + $r->print('
'.&make_anchor($url, \%anchor_fields, &mt('Return to directory'))); + return; +} + +sub build_access_summary { + my ($r,$count,$chg,%todisplay) = @_; + my ($showstart,$showend); + my %scope_desc = ( + public => 'Public', + guest => 'Passphrase-protected', + domains => 'Conditional: domain-based', + users => 'Conditional: user-based', + course => 'Conditional: course/community-based', + ip => 'Conditional: IP-based', + ); + my @allscopes = ('public','guest','domains','users','course','ip'); + foreach my $scope (@allscopes) { + if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) { + next; + } + foreach my $key (sort(keys(%{$todisplay{$scope}}))) { + if ($count) { + $r->print(&Apache::loncommon::start_data_table_row()); + } + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + my $content = $todisplay{$scope}{$key}; + if ($chg eq 'delete') { + $showstart = &mt('Deleted'); + $showend = $showstart; + } else { + $showstart = &Apache::lonlocal::locallocaltime($start); + if ($end == 0) { + $showend = &mt('No end date'); + } else { + $showend = &Apache::lonlocal::locallocaltime($end); + } + } + $r->print(''.&mt($scope_desc{$scope})); + my $crstype; + if ($scope eq 'course') { + if ($chg ne 'delete') { + my $cid = $content->{'domain'}.'_'.$content->{'number'}; + my %course_description = &Apache::lonnet::coursedescription($cid); + $r->print('
('.$course_description{'description'}.')'); + $crstype = 'Course'; + if ($course_description{'type'} ne '') { + $crstype = $course_description{'type'}; + } + } + } + $r->print(''.&mt('Start: ').$showstart. + '
'.&mt('End: ').$showend.''); + if ($chg ne 'delete') { + if ($scope eq 'guest') { + $r->print(&mt('Passphrase').': '.$content->{'password'}); + } elsif ($scope eq 'course') { + $r->print(''); + $r->print(''); + $r->print(''); + $r->print(''); + foreach my $id (sort(keys(%{$content->{'roles'}}))) { + $r->print(''); + foreach my $item ('role','access','section','group') { + $r->print(''); + } + $r->print(''); + } + $r->print('
'.&mt('Roles').''. + &mt('Access').''. + &mt('Sections').''.&mt('Groups').'
'); + if ($item eq 'role') { + my $role_output; + foreach my $role (@{$content->{'roles'}{$id}{$item}}) { + if ($role eq 'all') { + $role_output .= $role.','; + } elsif ($role =~ /^cr/) { + $role_output .= (split('/',$role))[3].','; + } else { + $role_output .= &Apache::lonnet::plaintext($role,$crstype).','; + } + } + $role_output =~ s/,$//; + $r->print($role_output); + } else { + $r->print(join(',',@{$content->{'roles'}{$id}{$item}})); + } + $r->print('
'); + } elsif ($scope eq 'domains') { + $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}})); + } elsif ($scope eq 'users') { + my $curr_user_list = &sort_users($content->{'users'}); + $r->print(&mt('Users: ').$curr_user_list); + } elsif ($scope eq 'ip') { + my $curr_ips_list = &sort_ips($content->{'ip'}); + $r->print(&mt('IP(s):').' '.$curr_ips_list); + } else { + $r->print(' '); + } + } else { + $r->print(' '); + } + $r->print(''); + $r->print(&Apache::loncommon::end_data_table_row()); + $count ++; + } + } +} + + +sub update_access { + my ($r,$url,$group,$port_path) = @_; + my $totalprocessed = 0; + my %processing; + my %title = ( + 'activate' => 'New control(s) added', + 'delete' => 'Existing control(s) deleted', + 'update' => 'Existing control(s) modified', + ); + my $changes; + foreach my $chg (sort(keys(%title))) { + @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg); + $totalprocessed += @{$processing{$chg}}; + foreach my $num (@{$processing{$chg}}) { + my $scope = $env{'form.scope_'.$num}; + my ($start,$end) = &get_dates_from_form($num); + my $newkey = $num.':'.$scope.'_'.$end.'_'.$start; + if ($chg eq 'delete') { + $$changes{$chg}{$newkey} = 1; + } else { + $$changes{$chg}{$newkey} = + &build_access_record($num,$scope,$start,$end,$chg); + } + } + } + my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'}; + $r->print('

'.&mt('Allowing others to retrieve file: [_1]', + ''.$port_path.$file_name.'').'

'."\n"); + $file_name = &prepend_group($file_name); + my ($uname,$udom) = &get_name_dom($group); + my ($errors,$outcome,$deloutcome,$new_values,$translation); + if ($totalprocessed) { + ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($file_name,$changes,$udom, + $uname); + } + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions, + $group,$file_name); + if ($totalprocessed) { + if ($outcome eq 'ok') { + my $updated_controls = $access_controls{$file_name}; + my ($showstart,$showend); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Type of change').''. + &mt('Access control').''.&mt('Dates available'). + ''.&mt('Additional information').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + foreach my $chg (sort(keys(%processing))) { + if (@{$processing{$chg}} > 0) { + if ($chg eq 'delete') { + if (!($deloutcome eq 'ok')) { + $errors .=''. + &mt('A problem occurred deleting access controls: [_1]',$deloutcome). + ''; + next; + } + } + my $numchgs = @{$processing{$chg}}; + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(''.&mt($title{$chg}). + '.'); + my $count = 0; + my %todisplay; + foreach my $key (sort(keys(%{$$changes{$chg}}))) { + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + my $newkey = $key; + if ($chg eq 'activate') { + $newkey =~ s/^(\d+)/$$translation{$1}/; + } + $todisplay{$scope}{$newkey} = $$updated_controls{$newkey}; + } + &build_access_summary($r,$count,$chg,%todisplay); + } + } + $r->print(&Apache::loncommon::end_data_table()); + } else { + if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) { + $errors .= ''. + &mt('A problem occurred saving access control settings: [_1]',$outcome). + ''; + } + } + if ($errors) { + $r->print($errors); + } + } + my $allnew = 0; + my $totalnew = 0; + my $status = 'new'; + my ($firstitem,$lastitem); + my @types = ('course','domains','users','ip'); + foreach my $newitem (@types) { + $allnew += $env{'form.new'.$newitem}; + } + if ($allnew > 0) { + my $now = time; + my $then = $now + (60*60*24*180); # six months approx. + &open_form($r,$url); + my %showtypes = ( + course => 'course/community', + domains => 'domain', + users => 'user', + ip => 'IP', + ); + foreach my $newitem (@types) { + next if ($env{'form.new'.$newitem} <= 0); + $r->print( + '

' + .&mt('Add new [_1]'.$showtypes{$newitem}.'-based[_2] access control for portfolio file: [_3]', + '','', + '' + .$env{'form.currentpath'}.$env{'form.selectfile'}.'') + .'

'); + $firstitem = $totalnew; + $lastitem = $totalnew + $env{'form.new'.$newitem}; + $totalnew = $lastitem; + my @numbers; + for (my $i=$firstitem; $i<$lastitem; $i++) { + push(@numbers,$i); + } + &display_access_row($r,$status,$newitem,\@numbers, + $access_controls{$file_name},$now,$then); + } + &close_form($r,$url); + } else { + my %anchor_fields = ( + 'currentpath' => $env{'form.currentpath'}, + 'access' => $env{'form.selectfile'} + ); + my @actions; + push(@actions, &make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file'))); + delete $anchor_fields{'access'}; + push(@actions, &make_anchor($url,\%anchor_fields,&mt('Return to directory'))); + $r->print('
'.&Apache::lonhtmlcommon::actionbox(\@actions)); + } + return; +} + +sub build_access_record { + my ($num,$scope,$start,$end,$chg) = @_; + my $record = { + type => $scope, + time => { + start => $start, + end => $end + }, + }; + + if ($scope eq 'guest') { + $record->{'password'} = $env{'form.password'}; + } elsif ($scope eq 'course') { + $record->{'domain'} = $env{'form.crsdom_'.$num}; + $record->{'number'} = $env{'form.crsnum_'.$num}; + my @role_ids; + my @delete_role_ids = + &Apache::loncommon::get_env_multiple('form.delete_role_'.$num); + my @preserves = + &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num); + if (@delete_role_ids) { + foreach my $id (@preserves) { + if (grep {$_ = $id} (@delete_role_ids)) { + next; + } + push(@role_ids,$id); + } + } else { + push(@role_ids,@preserves); + } + + my $next_id = $env{'form.add_role_'.$num}; + if ($next_id) { + push(@role_ids,$next_id); + } + + foreach my $id (@role_ids) { + my (@roles,@accesses,@sections,@groups); + if (($id == $next_id) && ($chg eq 'update')) { + @roles = split(/,/,$env{'form.role_'.$num.'_'.$next_id}); + @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id}); + @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id}); + @groups = split(/,/,$env{'form.group_'.$num.'_'.$next_id}); + } else { + @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id); + @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id); + @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id); + @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id); + } + $record->{'roles'}{$id}{'role'} = \@roles; + $record->{'roles'}{$id}{'access'} = \@accesses; + $record->{'roles'}{$id}{'section'} = \@sections; + $record->{'roles'}{$id}{'group'} = \@groups; + } + } elsif ($scope eq 'domains') { + my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num); + $record->{'dom'} = \@doms; + } elsif ($scope eq 'users') { + my $userlist = $env{'form.users_'.$num}; + $userlist =~ s/\s+//sg; + my %userhash = map { ($_,1) } (split(/,/,$userlist)); + foreach my $user (keys(%userhash)) { + my ($uname,$udom) = split(/:/,$user); + push(@{$record->{'users'}}, { + 'uname' => $uname, + 'udom' => $udom + }); + } + } elsif ($scope eq 'ip') { + my $ipslist = $env{'form.ips_'.$num}; + $ipslist =~ s/\s+//sg; + my %ipshash = map { ($_,1) } (split(/,/,$ipslist)); + foreach my $ip (keys(%ipshash)) { + push(@{$record->{'ip'}},$ip); + } + } + return $record; +} + +sub get_dates_from_form { + my ($id) = @_; + my $startdate; + my $enddate; + $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id); + $enddate = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id); + if ( exists ($env{'form.noend_'.$id}) ) { + $enddate = 0; + } + return ($startdate,$enddate); +} + +sub sort_users { + my ($users) = @_; + my @curr_users = map { + $_->{'uname'}.':'.$_->{'udom'} + } (@{$users}); + my $curr_user_list = join(",\n",sort(@curr_users)); + return $curr_user_list; +} + +sub sort_ips { + my ($ips) = @_; + if (ref($ips) eq 'ARRAY') { + return join(",\n",sort(@{$ips})); + } +} + +sub access_setting_table { + my ($r,$url,$filename,$access_controls,$action) = @_; + my ($public,$publictext); + $publictext ='Off'; + my ($guest,$guesttext); + $guesttext = 'Off'; + my @courses = (); + my @domains = (); + my @users = (); + my @ips = (); + my $now = time; + my $then = $now + (60*60*24*180); # six months approx. + my ($num,$scope,$publicnum,$guestnum); + my (%acl_count,%end,%start,%conditionals); + foreach my $key (sort(keys(%{$access_controls}))) { + ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key); + if ($scope eq 'public') { + $public = $key; + $publicnum = $num; + $publictext = &acl_status($start{$key},$end{$key},$now); + } elsif ($scope eq 'guest') { + $guest=$key; + $guestnum = $num; + $guesttext = &acl_status($start{$key},$end{$key},$now); + } else { + $conditionals{$scope}{$key} = $$access_controls{$key}; + if ($scope eq 'course') { + push(@courses,$key); + } elsif ($scope eq 'domains') { + push(@domains,$key); + } elsif ($scope eq 'users') { + push(@users,$key); + } elsif ($scope eq 'ip') { + push(@ips,$key); + } + } + $acl_count{$scope} ++; + } + $r->print('
'); + if ($action eq 'chgaccess') { + &standard_settings($r,$now,$then,$url,$filename,\%acl_count,\%start, + \%end,$public,$publicnum,$publictext,$guest,$guestnum, + $guesttext,$access_controls,%conditionals); + } else { + &condition_setting($r,$access_controls,$now,$then,\%acl_count, + \@domains,\@users,\@courses,\@ips); + } + $r->print('
'); +} + +sub standard_settings { + my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum, + $publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_; + $r->print('

'.&mt('Public access: [_1]',&mt($publictext)).'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Action').''.&mt('Dates available').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + $r->print(&Apache::loncommon::start_data_table_row()); + if ($public) { + $r->print(''.&actionbox('old',$publicnum,'public').''. + &dateboxes($publicnum,$start->{$public},$end->{$public}).''); + } else { + $r->print(''.&actionbox('new','0','public').''. + &dateboxes('0',$now,$then).''); + } + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::end_data_table()); + $r->print(' '); + $r->print('

'.&mt('Passphrase-protected access: [_1]',&mt($guesttext)).'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Action').''.&mt('Dates available'). + ''. &mt('Passphrase').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + $r->print(&Apache::loncommon::start_data_table_row()); + my $passwd; + if ($guest) { + $passwd = $$access_controls{$guest}{'password'}; + $r->print(''.&actionbox('old',$guestnum,'guest').''. + &dateboxes($guestnum,$start->{$guest},$end->{$guest}).''); + } else { + $r->print(''.&actionbox('new','1','guest').''. + &dateboxes('1',$now,$then).''); + } + $r->print(''); + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::end_data_table()); + $r->print(' '. + ''); + my $numconditionals = 0; + my $conditionstext; + my %cond_status; + foreach my $scope ('domains','users','course','ip') { + $numconditionals += $acl_count->{$scope}; + if ($acl_count->{$scope} > 0) { + if ($conditionstext ne 'Active') { + foreach my $key (keys(%{$conditionals{$scope}})) { + $conditionstext = &acl_status($start->{$key},$end->{$key},$now); + if ($conditionstext eq 'Active') { + last; + } + } + } + } + } + if ($conditionstext eq '') { + $conditionstext = 'Off'; + } + my %anchor_fields = ( + 'access' => $env{'form.selectfile'}, + 'action' => 'chgconditions', + 'currentpath' => $env{'form.currentpath'}, + ); + $r->print('

'.&mt('Conditional access: [_1]',&mt($conditionstext)).'

'); + if ($numconditionals > 0) { + my $count = 1; + my $chg = 'none'; + $r->print(&mt('You have previously set [_1] conditional access controls.',$numconditionals).' '.&make_anchor($url,\%anchor_fields,&mt('Change Conditions')).'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Access control').''.&mt('Dates available'). + ''.&mt('Additional information').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + &build_access_summary($r,$count,$chg,%conditionals); + $r->print(&Apache::loncommon::end_data_table()); + } else { + $r->print(&make_anchor($url,\%anchor_fields,&mt('Add conditional access')).' '.&mt("based on domain, username, course/community affiliation or user's IP address.")); + } +} + +sub condition_setting { + my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses,$ips) = @_; + $r->print(''); + &access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then); + $r->print(' '); + &access_element($r,'users',$acl_count,$users,$access_controls,$now,$then); + $r->print(''); + &access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then); + $r->print(' '); + &access_element($r,'ip',$acl_count,$ips,$access_controls,$now,$then); + $r->print(''); +} + +sub acl_status { + my ($start,$end,$now) = @_; + if ($start > $now) { + return 'Inactive'; + } + if ($end && $end<$now) { + return 'Inactive'; + } + return 'Active'; +} + +sub access_element { + my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_; + my %typetext = ( + domains => 'Domain', + users => 'User', + course => 'Course/Community', + ip => 'IP', + ); + $r->print('

'.&mt($typetext{$type}.'-based conditional access:').' '); + if ($$acl_count{$type}) { + $r->print(&mt('[quant,_1,condition]',$$acl_count{$type})); + } else { + $r->print(&mt('Off')); + } + $r->print('

'); + &display_access_row($r,'old',$type,$items,$access_controls,$now,$then); + return; +} + +sub display_access_row { + my ($r,$status,$type,$items,$access_controls,$now,$then) = @_; + my ($showtype, $infotype); + if ($type eq 'course') { + $showtype = &mt('Courses/Communities'); + $infotype = 'Course/Community'; + } elsif ($type eq 'domains') { + $showtype = &mt('Domains'); + $infotype = 'Domain'; + } elsif ($type eq 'users') { + $showtype = &mt('Users'); + $infotype = 'User'; + } elsif ($type eq 'ip') { + $showtype = &mt('IP-based'); + $infotype = 'IP'; + } + if (@{$items} > 0) { + my @all_doms; + my $colspan = 3; + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Action?').''.$showtype.''. + &mt('Dates available').''); + if ($type eq 'course' && $status eq 'old') { + $r->print(''.&mt('Allowed course/community affiliations'). + ''); + $colspan ++; + } elsif ($type eq 'domains') { + @all_doms = sort(&Apache::lonnet::all_domains()); + } + $r->print(&Apache::loncommon::end_data_table_header_row()); + foreach my $key (@{$items}) { + $r->print(&Apache::loncommon::start_data_table_row()); + if ($type eq 'course') { + &course_row($r,$status,$type,$key,$access_controls,$now,$then); + } elsif ($type eq 'domains') { + &domains_row($r,$status,$key,\@all_doms,$access_controls,$now, + $then); + } elsif ($type eq 'users') { + &users_row($r,$status,$key,$access_controls,$now,$then); + } elsif ($type eq 'ip') { + &ips_row($r,$status,$key,$access_controls,$now,$then); + } + $r->print(&Apache::loncommon::end_data_table_row()); + } + if ($status eq 'old') { + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(''.&additional_item($type). + ''); + $r->print(&Apache::loncommon::end_data_table_row()); + } + $r->print(&Apache::loncommon::end_data_table()); + } else { + $r->print( + '

' + .&mt('No '.$infotype.'-based conditions defined') + .'

' + .&additional_item($type) + ); + } + return; +} + +sub course_js { + return qq| + +|; +} + +sub course_row { + my ($r,$status,$type,$item,$access_controls,$now,$then) = @_; + my $content; + my $defdom = $env{'user.domain'}; + if ($status eq 'old') { + $content = $$access_controls{$item}; + $defdom = $content->{'domain'}; + } + my $js = &Apache::loncommon::coursebrowser_javascript($defdom) + .&course_js(); + my $showtype = &mt('Course/Community'); + my $crstype = 'Course'; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + $type); + $r->print(''.$js.&actionbox($status,$num,$scope).''); + if ($status eq 'old') { + my $cid = $content->{'domain'}.'_'.$content->{'number'}; + my %course_description = &Apache::lonnet::coursedescription($cid); + if ($course_description{'type'} ne '') { + $crstype = $course_description{'type'}; + } + $r->print(''.$course_description{'description'}.''); + } elsif ($status eq 'new') { + $r->print(''.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$num,'crsdom_'.$num,'description_'.$num,$num.'_1',undef,$showtype).'  '); + } + $r->print(''.&dateboxes($num,$start,$end)); + my $newrole_id = 1; + if ($status eq 'old') { + $r->print(''); + my $max_id = 0; + if (keys(%{$content->{'roles'}}) > 0) { + $r->print(''. + ''. + ''. + ''. + ''); + foreach my $role_id (sort(keys(%{$content->{'roles'}}))) { + if ($role_id > $max_id) { + $max_id = $role_id; + } + $max_id ++; + my $role_selects = &role_selectors($num,$role_id,$crstype,$content,'display'); + $r->print(''.$role_selects.''); + } + $r->print('
'.&mt('Action').''.&mt('Roles').''.&mt('Access').''.&mt('Sections').''.&mt('Groups').'

'); + } + $r->print('
'.&mt('Add a roles-based condition'). + ' {'domain'}','$content->{'number'}', + '$showtype'".')" value="" />'); + $newrole_id = $max_id; + } else { + $r->print(''); + } + $r->print(&add_course_role($num,$newrole_id)); + $r->print(''); + return; +} + +sub add_course_role { + my ($num,$max_id) = @_; + my $output; + $output .=''. + ''. + ''. + ''; + return $output; +} + +sub domains_row { + my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + 'domains'); + my $dom_select = ''; + $r->print(''.&actionbox($status,$num,$scope).''.$dom_select. + ''.&dateboxes($num,$start,$end).''); +} + +sub users_row { + my ($r,$status,$item,$access_controls,$now,$then) = @_; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + 'users'); + my $curr_user_list; + if ($status eq 'old') { + my $content = $$access_controls{$item}; + $curr_user_list = &sort_users($content->{'users'}); + } + $r->print(''.&actionbox($status,$num,$scope).''.&mt("Format for users' username:domain information:").'
sparty:msu,illini:uiuc ... etc.
'.&dateboxes($num,$start,$end).''); +} + +sub ips_row { + my ($r,$status,$item,$access_controls,$now,$then) = @_; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + 'ip'); + my $curr_ips_list; + if ($status eq 'old') { + my $content = $$access_controls{$item}; + $curr_ips_list = &sort_ips($content->{'ip'}); + } + $r->print(''.&actionbox($status,$num,$scope).''.&mt('Format for IP controls').'
'. + &mt('[_1] or [_2] or [_3] or [_4] or [_5]','35.8.*','35.8.3.[34-56]', + '*.msu.edu','35.8.3.34','somehostname.pa.msu.edu').'
'. + &mt('Use a comma to separate different ranges.').'
'. + ''. + ''.&dateboxes($num,$start,$end).''); +} + +sub additional_item { + my ($type) = @_; + my $showtype; + if ($type eq 'course') { + $showtype = 'course/community'; + } elsif ($type eq 'domains') { + $showtype = 'domain'; + } elsif ($type eq 'users') { + $showtype = 'user'; + } elsif ($type eq 'ip') { + $showtype = 'IP'; + } + return + &mt('Add new '.$showtype.'-based condition(s)?') + .' '.&mt('Number to add: ') + .''; +} + +sub actionbox { + my ($status,$num,$scope) = @_; + my $output = '
'. + ''; + return $output; +} + +sub dateboxes { + my ($num,$start,$end) = @_; + my $noend; + if ($end == 0) { + $noend = 'checked="checked"'; + } + my $startdate = &Apache::lonhtmlcommon::date_setter('portform', + 'startdate_'.$num,$start,undef,undef,undef,1,undef, + undef,undef,1); + my $enddate = &Apache::lonhtmlcommon::date_setter('portform', + 'enddate_'.$num,$end,undef,undef,undef,1,undef, + undef,undef,1). '  '; + + my $output = &mt('Start: ').$startdate.'
'.&mt('End: ').$enddate; + return $output; +} + +sub unpack_acc_key { + my ($acc_key) = @_; + my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); + return ($num,$scope,$end,$start); +} + +sub set_identifiers { + my ($status,$item,$now,$then,$scope) = @_; + if ($status eq 'old') { + return(&unpack_acc_key($item)); + } else { + return($item,$scope,$then,$now); + } +} + +sub role_selectors { + my ($num,$role_id,$type,$content,$caller) = @_; + my ($output,$cdom,$cnum,$longid); + if ($caller eq 'display') { + $longid = '_'.$num.'_'.$role_id; + $cdom = $$content{'domain'}; + $cnum = $$content{'number'}; + } elsif ($caller eq 'rolepicker') { + $cdom = $env{'form.cdom'}; + $cnum = $env{'form.cnum'}; + } + my $crstype = 'Course'; + if ($cnum =~ /^$match_community$/) { + $crstype = 'Community' + } + my ($sections,$groups,$allroles,$rolehash,$accesshash) = + &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$crstype); + if (!@{$sections}) { + @{$sections} = ('none'); + } else { + unshift(@{$sections},('all','none')); + } + if (!@{$groups}) { + @{$groups} = ('none'); + } else { + unshift(@{$groups},('all','none')); + } + my @allacesses = sort(keys(%{$accesshash})); + my (%sectionhash,%grouphash); + foreach my $sec (@{$sections}) { + $sectionhash{$sec} = $sec; + } + foreach my $grp (@{$groups}) { + $grouphash{$grp} = $grp; + } + my %lookup = ( + 'role' => $rolehash, + 'access' => $accesshash, + 'section' => \%sectionhash, + 'group' => \%grouphash, + ); + my @allaccesses = sort(keys(%{$accesshash})); + my %allitems = ( + 'role' => $allroles, + 'access' => \@allaccesses, + 'section' => $sections, + 'group' => $groups, + ); + foreach my $item ('role','access','section','group') { + $output .= ''; + } + $output .= ''; + return $output; +} + +sub role_options_window { + my ($r) = @_; + my $type = $env{'form.type'}; + my $rolenum = $env{'form.setroles'}; + my ($num,$role_id) = ($rolenum =~ /^([\d_]+)_(\d+)$/); + my $role_elements; + foreach my $item ('role','access','section','group') { + $role_elements .= "'".$item.'_'.$rolenum."',"; + } + $role_elements =~ s/,$//; + my $role_selects = &role_selectors($num,$role_id,$type,undef, + 'rolepicker'); + $r->print(<<"END_SCRIPT"); + +END_SCRIPT + $r->print( + '

' + .&mt('Select roles, '.lc($type).' status, section(s) and group(s) for users' + .' who will be able to access the portfolio file.') + .'

' + ); + $r->print( + '
' + .'' + .'' + .'' + .'' + .'' + .''.$role_selects.'' + .'
'.&mt('Roles').''.&mt("$type status").''.&mt('Sections').''.&mt('Groups').'

' + .'' + ); + return; +} + +sub select_files { + my ($r,$dir_list) = @_; + if ($env{'form.continue'} eq 'true') { + # here we update the selections for the currentpath + # eventually, have to handle removing those not checked, but . . . + my @items=&Apache::loncommon::get_env_multiple('form.checkfile'); + if (scalar(@items)){ + my @ok_items; + if (ref($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'}, $env{'form.currentpath'}, @ok_items); + } + } else { + #empty the file for a fresh start + &Apache::lonnet::clear_selected_files($env{'user.name'}); + } + my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'}); + my $java_files = join ",", @files; + if ($java_files) { + $java_files.=','; + } + my $javascript =(< + function finishSelect() { +ENDSMP + $javascript .= 'fileList = "'.$java_files.'";'; + $javascript .= (< +ENDSMP + $r->print($javascript); + $r->print("

".&mt('Select portfolio files')."

"); + my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'}); + if (@otherfiles) { + $r->print(&Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row() + .''.&mt('Files selected from other directories:')."" + .&Apache::loncommon::end_data_table_header_row() + ); + foreach my $file (@otherfiles) { + $r->print(&Apache::loncommon::start_data_table_row() + .''.$file."" + .&Apache::loncommon::end_data_table_row() + ); + } + $r->print(&Apache::loncommon::end_data_table() + .'
' + ); + } + $r->print('
' + .&mt('Check as many files as you wish in response to the problem:') + .'
' + ); +} + +sub upload { + my ($r,$url,$group)=@_; + my $formname = 'uploaddoc'; + my $fname = &Apache::lonnet::clean_filename($env{'form.'.$formname.'.filename'}); + my ($state,$msg); + if ($fname eq '') { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Invalid filename: [_1]; the name of the uploaded file did not contain any letters, '. + 'so after eliminating special characters there was nothing left.', + ''.$env{'form.uploaddoc.filename'}.''),1))); + + $r->print(&done(undef,$url)); + return; + } + my $disk_quota = &get_quota($group); + my $portfolio_root = &get_portfolio_root(); + my $port_path = &get_port_path(); + my ($uname,$udom) = &get_name_dom($group); + my $getpropath = 1; + my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath); + ($state,$msg) = + &Apache::loncommon::check_for_upload($env{'form.currentpath'},$fname, + $group,$formname,$portfolio_root, + $port_path,$disk_quota, + $current_disk_usage,$uname,$udom); + if ($state eq 'will_exceed_quota' + || $state eq 'file_locked' + || $state eq 'zero_bytes') { + $r->print($msg.&done(undef,$url)); + return; + } + + my (%allfiles,%codebase,$mode,$mimetype); + if ($env{'form.'.$formname.'.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) { + if ($env{'form.parserflag'}) { + $mode = 'parse'; + } + } + my $context; + if ($state eq 'existingfile') { + $context = $state; + } + my $subdir = $port_path.$env{'form.currentpath'}; + $subdir =~ s{(/)$}{}; + my ($result,$timestamp) = + &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 = $r->dir_config('lonDaemons').'/tmp/overwrites'; + if ($group eq '') { + $rootdir .= '/'.$env{'user.domain'}.'/'.$env{'user.name'}; + } else { + $rootdir .= '/'.$env{'course.'.$env{'request.course.id'}.'.domain'}. + '/'.$env{'course.'.$env{'request.course.id'}.'.num'}; + $group_elem = ''; + } + if (($result eq $rootdir.'/'.$port_path.$env{'form.currentpath'}.$fname) && ($timestamp =~ /^\d+$/)) { + my $showfname = &HTML::Entities::encode($fname,'&<>"'); + my %lt = &Apache::lonlocal::texthash ( + over => 'Overwrite existing file?', + yes => 'Yes', + no => 'No', + undo => 'This action can not be undone.', + conf => 'Are you sure you want to overwrite an existing file?', + cont => 'Continue', + ); + my $parserflag; + my $hidden = &hidden_elems(); + if ($mode eq 'parse') { + $parserflag = ''; + } + $r->print(<<"END"); + +

+$msg +

+ +

$lt{'over'} +  +

+

+ + + +$hidden +$parserflag +$group_elem + +

+ +END + } else { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while trying to upload [_2].' + ,$result,&display_file(undef,$fname)),1))); + $r->print(&done(undef,$url)); + } + } elsif ($result !~ m|^/uploaded/|) { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while trying to upload [_2].' + ,$result,&display_file(undef,$fname)),1))); + $r->print(&done(undef,$url)); + } else { + 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('

'.&mt('No embedded items identified.').'

'); + } + } + } + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('File successfully uploaded')))); + $r->print(&done(undef,$url)); + } + return; +} + +sub hidden_elems { + my $contelem; + if ($env{'form.mode'} eq 'selectfile') { + $contelem = ''; + } + return < + + + + +$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) { + if ($num || $pathchg) { + $r->print('

'.&mt("Reference Warning").'

'); + } else { + $r->print('

'.&mt("Reference Information").'

'); + } + if ($num) { + $r->print('

'.&mt('Completed upload of the file.').' '. + &mt('This file contained references to other files.').' '. + &mt('You must upload the referenced files or else the uploaded file may not work properly.'). + '

'. + '

'.&mt("Please select the locations from which the referenced files are to be uploaded.").'

'. + $embedded. + '

'.&mt('or').'

'.&done('Return to directory',$url)); + } else { + $r->print('

'.&mt("Completed upload of the file. This file contained references to other files.").'

'. + $embedded. + '

'.&done('Return to directory',$url).'

'); + } + } else { + $r->print(&done(undef,$url)); + } + return; +} + +sub overwrite { + my ($r,$url,$group)=@_; + my $formname = 'existingfile'; + my $port_path = &get_port_path(); + my $fname = &Apache::lonnet::clean_filename($env{'form.filename'}); + my (%allfiles,%codebase,$mode,$mimetype); + unless (&suppress_embed_prompt()) { + if ($env{'form.parserflag'}) { + if ($fname =~ /\.s?html?$/i) { + $mode = 'parse'; + } + } + } + if ($fname eq '') { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Invalid filename: [_1]; the name of the uploaded file did not contain any letters, '. + 'so after eliminating special characters there was nothing left.', + ''.$env{'form.filename'}.''),1))); + $r->print(&done(undef,$url)); + return; + } + $env{'form.'.$formname.'.filename'} = $fname; + my $subdir = $port_path.$env{'form.currentpath'}; + $subdir =~ s{(/)$}{}; + my $result= + &Apache::lonnet::userfileupload($formname,'overwrite',$subdir,$mode, + \%allfiles,\%codebase,undef,undef,undef, + undef,undef,undef,\$mimetype); + if ($result !~ m|^/uploaded/|) { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while trying to overwrite [_2].' + ,$result,&display_file(undef,$fname)),1))); + } else { + if ($mode eq 'parse') { + if ($mimetype eq 'text/html') { + if (keys(%allfiles) > 0) { + &print_dependency_form($r,$url,\%allfiles,\%codebase,$result); + return; + } else { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Overwriting completed.')) + .'
'.&mt('No embedded items identified.'))); + } + } + } else { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Overwriting completed.')))); + } + } + + my $group_elem; + if (defined($env{'form.group'})) { + $group_elem = ''; + if (defined($env{'form.ref'})) { + $group_elem .= ''."\n"; + } + } + my $hidden = &hidden_elems(); + $r->print( + &Apache::lonhtmlcommon::actionbox( + ['' + .&mt('Return to directory') + .'']) + .'
' + .$hidden + .$group_elem + .'
' + ); + return; +} + +sub lock_info { + my ($r,$url,$group) = @_; + my ($uname,$udom) = &get_name_dom($group); + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my $file_name = $env{'form.lockinfo'}; + $file_name = &prepend_group($file_name); + if (defined($file_name) && defined($$current_permissions{$file_name})) { + foreach my $array_item (@{$$current_permissions{$file_name}}) { + next if (ref($array_item) ne 'ARRAY'); + + my $filetext; + if (defined($group)) { + $filetext = ''.$env{'form.lockinfo'}. + ' (group: '.$group.')'; + } else { + $filetext = ''.$file_name.''; + } + + my $title =''.&Apache::lonnet::gettitle($$array_item[0]). + '
'; + if ($$array_item[-1] eq 'graded') { + $r->print(&mt('[_1] was submitted in response to problem: [_2]', + $filetext,$title)); + } elsif ($$array_item[-1] eq 'handback') { + $r->print(&mt('[_1] was handed back in response to problem: [_2]', + $filetext,$title)); + } else { + # submission style lock + $r->print(&mt('[_1] was submitted in response to problem: [_2]', + $filetext,$title)); + } + my %course_description = + &Apache::lonnet::coursedescription($$array_item[1]); + if ( $course_description{'description'} ne '') { + $r->print(&mt('In the course:').' '.$course_description{'description'}.'
'); + } + } + } + $r->print(&done(undef,$url)); + return 'ok'; +} + +sub createdir { + my ($r,$url,$group)=@_; + my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'}); + # Display warning in case of directory name cleaning has changed the directory name + if ($newdir ne $env{'form.newdir'}) { + $r->print( + '

' + .&mt('Invalid characters') + .'
' + .&mt('The new directory name was changed from [_1] to [_2].' + ,''.$env{'form.newdir'}.'' + ,''.$newdir.'') + .'

' + ); + } + + # Directory name empty? + if ($newdir eq '') { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Error: no directory name was provided.'),1))); + $r->print(&done(undef,$url)); + return; + } + + my $portfolio_root = &get_portfolio_root(); + my ($dirlistref,$listerror) = &get_dir_list($portfolio_root,undef,$group); + my $found_file = 0; + if (ref($dirlistref) eq 'ARRAY') { + foreach my $line (@{$dirlistref}) { + my ($filename)=split(/\&/,$line,2); + if ($filename eq $newdir){ + $found_file = 1; + } + } + } + if ($found_file) { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Unable to create a directory named [_1].' + ,''.$newdir.''),1) + .'
'.&mt('A file or directory by that name already exists.'))); + } else { + my ($uname,$udom) = &get_name_dom($group); + my $port_path = &get_port_path(); + my $result=&Apache::lonnet::mkdiruserfile($uname,$udom, + $port_path.$env{'form.currentpath'}.$newdir); + if ($result ne 'ok') { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('An error occurred ([_1]) while trying to create a new directory [_2].' + ,$result,&display_file()),1))); + + } else { + $r->print( + &Apache::loncommon::confirmwrapper( + &Apache::lonhtmlcommon::confirm_success( + &mt('Directory successfully created')))); + } + } + $r->print(&done(undef,$url)); +} + +sub get_portfolio_root { + my ($udom,$uname,$group) = @_; + if (!(defined($udom)) || !(defined($uname))) { + ($uname,$udom) = &get_name_dom($group); + } + my $path = '/userfiles/portfolio'; + if (!defined($group)) { + if (defined($env{'form.group'})) { + $group = $env{'form.group'}; + } + } + if (defined($group)) { + $path = '/userfiles/groups/'.$group.'/portfolio'; + } + return $path; +} + +sub get_group_quota { + my ($group) = @_; + my $group_quota; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group); + if (%curr_groups) { + my %group_info = &Apache::longroup::get_group_settings( + $curr_groups{$group}); + $group_quota = $group_info{'quota'}; #expressed in MB + if ($group_quota) { + $group_quota = 1000 * $group_quota; #expressed in k + } + } + return $group_quota; +} + +sub get_dir_list { + my ($portfolio_root,$path,$group) = @_; + $path ||= $env{'form.currentpath'}; + my ($uname,$udom) = &get_name_dom($group); + my $getpropath = 1; + return &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,$getpropath); +} + +sub get_name_dom { + my ($group) = @_; + my ($uname,$udom); + if (defined($group)) { + $udom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + $uname = $env{'course.'.$env{'request.course.id'}.'.num'}; + } else { + $udom = $env{'user.domain'}; + $uname = $env{'user.name'}; + } + return ($uname,$udom); +} + +sub prepend_group { + my ($filename) = @_; + if (defined($env{'form.group'})) { + $filename = $env{'form.group'}.$filename; + } + return $filename; +} + +sub get_namespace { + my $namespace = 'portfolio'; + if (defined($env{'form.group'})) { + my ($uname,$udom) = &get_name_dom($env{'form.group'}); + $namespace .= '_'.$udom.'_'.$uname.'_'.$env{'form.group'}; + } + return $namespace; +} + +sub get_port_path { + my $port_path; + if (defined($env{'form.group'})) { + $port_path = "groups/$env{'form.group'}/portfolio"; + } else { + $port_path = 'portfolio'; + } + return $port_path; +} + +sub missing_priv { + my ($r,$url,$priv) = @_; + my %longtext = + &Apache::lonlocal::texthash( + upload => 'upload files', + delete => 'delete files', + rename => 'rename files', + setacl => 'set access controls for files', + ); + my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"'); + my $rtnlink = 'print(' '.&mt('in this portfolio.')); + } + $rtnlink .= '">'.&mt('Return to directory').''; + $r->print('
'.$rtnlink); + return; +} + +sub coursegrp_portfolio_header { + my ($cdom,$cnum,$grp_desc)=@_; + my $gpterm = &Apache::loncommon::group_term(); + my $ucgpterm = $gpterm; + $ucgpterm =~ s/^(\w)/uc($1)/e; + if ($env{'form.ref'}) { + &Apache::lonhtmlcommon::add_breadcrumb + ({href=>"/adm/coursegroups", + text=>"Groups", + title=>"Course Groups"}); + } + &Apache::lonhtmlcommon::add_breadcrumb + ({href=>"/adm/$cdom/$cnum/$env{'form.group'}/smppg?ref=$env{'form.ref'}", + text=>&mt('Group').": $grp_desc", + title=>&mt("Go to group's home page"), + no_mt=>1}, + {href=>"/adm/coursegrp_portfolio?".&group_args(), + text=>"Group Portfolio", + title=>"Display group portfolio"}); + my $output = &Apache::lonhtmlcommon::breadcrumbs( + &mt('Group portfolio files - [_1]',$grp_desc), + undef,undef,undef,undef,1); + return $output; +} + +sub get_quota { + my ($group) = @_; + my $disk_quota; + if (defined($group)) { + my $grp_quota = &get_group_quota($group); # quota expressed in k + if ($grp_quota ne '') { + $disk_quota = $grp_quota; + } else { + $disk_quota = 0; + } + } else { + $disk_quota = &Apache::loncommon::get_user_quota($env{'user.name'}, + $env{'user.domain'}); #expressed in MB + $disk_quota = 1024 * $disk_quota; # convert from MB to kB + } + return $disk_quota; +} + +sub suppress_embed_prompt { + my $suppress_prompt = 0; + if (($env{'request.role'} =~ /^st/) && ($env{'request.course.id'} ne '')) { + if ($env{'course.'.$env{'request.course.id'}.'.suppress_embed_prompt'} eq 'yes') { + $suppress_prompt = 1; + } + } + return $suppress_prompt; +} + +sub embedded_form_elems { + my ($container) = @_; + my $state = < + + + + +STATE + if ($env{'form.group'} ne '') { + $state .= ''."\n"; + } + return $state; +} + +# Find space available in a user's portfolio (convert to bytes) +sub free_space { + my ($group) = @_; + my $disk_quota = &get_quota($group); # Expressed in kB + my ($uname,$udom) = &get_name_dom($group); + my $portfolio_root = &get_portfolio_root(); + my $getpropath = 1; + my $current_disk_usage = &Apache::lonnet::diskusage($udom, $uname, + $portfolio_root, $getpropath); # Expressed in kB + my $free_space = 1024 * ($disk_quota - $current_disk_usage); + return $free_space; +} + +sub valid_container { + my ($uname,$udom,$group) = @_; + my $container_prefix; + if ($group ne '') { + $container_prefix = "/uploaded/$udom/$uname/groups/$group/portfolio"; + } else { + $container_prefix = "/uploaded/$udom/$uname/portfolio"; + } + if ($env{'form.currentpath'}) { + $container_prefix .= $env{'form.currentpath'}; + } else { + $container_prefix .= '/'; + } + if ($env{'form.container'} =~ m{^\Q$container_prefix\E(.+)$}) { + my $filename = $1; + if ($filename eq &Apache::lonnet::clean_filename($filename)) { + return 1; + } + } + return; +} + +sub invalid_parms { + my ($r,$url,$currentpath) = @_; + my $escpath = &HTML::Entities::encode($currentpath,'&<>"'); + my $rtnlink = ''.&mt('Return to directory').''; + $r->print('

'.&mt('Action disallowed').'

'); + $r->print(&mt('Some of the data included with this request were invalid')); + $r->print('
'.$rtnlink); + return; +} + +sub handler { + # this handles file management + my $r = shift; + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['selectfile','currentpath','meta','lockinfo','currentfile','action', + 'fieldname','mode','rename','continue','group','access','setnum', + 'cnum','cdom','type','setroles','showversions','ref','symb']); + my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc); + if ($r->uri =~ m|^(/adm/)([^/]+)|) { + $url = $1.$2; + $caller = $2; + } + my ($can_modify,$can_delete,$can_upload,$can_setacl); + if ($caller eq 'coursegrp_portfolio') { + # Needs to be in a course + if (! ($env{'request.course.fn'})) { + # Not in a course + $env{'user.error.msg'}= + "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio"; + return HTTP_NOT_ACCEPTABLE; + } + my $earlyout = 0; + my $view_permission = + &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); + $env{'form.group'} =~ s/\W//g; + $group = $env{'form.group'}; + if ($group ne '') { + ($uname,$udom) = &get_name_dom($group); + my %curr_groups = &Apache::longroup::coursegroups($udom,$uname, + $group); + if (%curr_groups) { + my %grp_content = &Apache::longroup::get_group_settings( + $curr_groups{$group}); + $grp_desc = &unescape($grp_content{'description'}); + if (($view_permission) || (&Apache::lonnet::allowed('rgf', + $env{'request.course.id'}.'/'.$group))) { + $portfolio_root = &get_portfolio_root(); + } else { + $r->print(&mt('You do not have the privileges required to access the shared files space for this group.')); + $earlyout = 1; + } + } else { + $r->print(&mt('Not a valid group for this course')); + $earlyout = 1; + } + $title = &mt('Group portfolio for [_1]', $group); + } else { + $r->print(&mt('Invalid group')); + $earlyout = 1; + } + if ($earlyout) { return OK; } + if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) { + $can_modify = 1; + $can_delete = 1; + $can_upload = 1; + $can_setacl = 1; + } else { + if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) { + $can_setacl = 1; + } + if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) { + $can_upload = 1; + } + if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) { + $can_modify = 1; + } + if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) { + $can_delete = 1; + } + } + } else { + ($uname,$udom) = &get_name_dom(); + $portfolio_root = &get_portfolio_root(); + $title = 'My Space'; + $can_modify = 1; + $can_delete = 1; + $can_upload = 1; + $can_setacl = 1; + } + + my $port_path = &get_port_path(); + &Apache::loncommon::no_cache($r); + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + # Give the LON-CAPA page header + my $brcrum = [{href=>"/adm/portfolio",text=>"Portfolio Manager"}]; + + my $js = ''; + + if ($env{"form.mode"} eq 'selectfile'){ + $r->print(&Apache::loncommon::start_page($title, $js, + {'only_body' => 1})); + } elsif ($env{'form.action'} eq 'rolepicker') { + $r->print(&Apache::loncommon::start_page('New role-based condition', $js, + {'no_nav_bar' => 1, })); + } elsif ($caller eq 'coursegrp_portfolio') { + $r->print(&Apache::loncommon::start_page($title, $js)); + } else { + $r->print(&Apache::loncommon::start_page($title, $js, + {'bread_crumbs' => $brcrum})); + if (!&Apache::lonnet::usertools_access($uname,$udom,'portfolio')) { + $r->print('

'.&mt('No user portfolio available') .'

'. + &mt('This is a result of one of the following:').'
    '. + '
  • '.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'
    • '. + '
  • '.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'
    • '. + '
'); + $r->print(&Apache::loncommon::end_page()); + return OK; + } + } + $r->rflush(); + # Check if access to portfolio is blocked by one or more blocking events in courses. + my $clientip = &Apache::lonnet::get_requestor_ip($r); + my ($blocked,$blocktext) = + &Apache::loncommon::blocking_status('port',$clientip,$uname,$udom); + if ($blocked) { + 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.currentpath'}) && ($env{'form.currentpath'} ne '/')) { + my $clean_currentpath = '/'.&Apache::loncommon::clean_path($env{'form.currentpath'}).'/'; + unless ($env{'form.currentpath'} eq $clean_currentpath) { + &invalid_parms($r,$url); + $r->print(&Apache::loncommon::end_page()); + return OK; + } + } + if ($env{'form.container'}) { + unless (&valid_container($uname,$udom,$group)) { + &invalid_parms($r,$url,$env{'form.currentpath'}); + $r->print(&Apache::loncommon::end_page()); + return OK; + } + } + if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){ + $r->print( + '

' + .&mt('No file was selected to upload.') + .'
' + .&mt('To upload a file, click [_1]Browse...[_2] and select a file, then click [_1]Upload[_2].' + ,'','') + .'

' + ); + } + if ($env{'form.meta'}) { + &open_form($r,$url); + $r->print(&mt('Edit Metadata').'
'); + &close_form($r,$url); + } + if ($env{'form.uploaddoc.filename'}) { + if ($can_upload) { + &upload($r,$url,$group); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.action'} eq 'process_overwrite') { + if ($can_upload) { + &overwrite($r,$url,$group); + } else { + &missing_priv($r,$url,'existingfile'); + } + } elsif ($env{'form.action'} eq 'upload_embedded') { + if ($can_upload) { + my $disk_quota = &get_quota($group); + my $getpropath = 1; + my $current_disk_usage = + &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath); + my $container = &HTML::Entities::encode($env{'form.container'},'<>&"'); + my $state = &embedded_form_elems($container). + ''; + my ($result,$flag) = + &Apache::loncommon::upload_embedded('portfolio',$port_path,$uname,$udom, + $group,$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, + $udom,$portfolio_root); + $r->print($result. + &done('Return to directory',$url)); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) { + if ($can_delete) { + &delete_confirmed($r,$url,$group); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'delete') { + if ($can_delete) { + &delete($r,$url,$group); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) { + if ($can_delete) { + &delete_dir_confirmed($r,$url,$group); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'deletedir') { + if ($can_delete) { + &delete_dir($r,$url); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) { + if ($can_modify) { + &rename_confirmed($r,$url,$group); + } else { + &missing_priv($r,$url,'rename'); + } + } elsif ($env{'form.rename'}) { + $env{'form.selectfile'} = $env{'form.rename'}; + $env{'form.action'} = 'rename'; + if ($can_modify) { + &rename($r,$url,$group); + } else { + &missing_priv($r,$url,'rename'); + } + } elsif ($env{'form.access'}) { + $env{'form.selectfile'} = $env{'form.access'}; + if (!defined($env{'form.action'})) { + $env{'form.action'} = 'chgaccess'; + } + &display_access($r,$url,$group,$can_setacl,$port_path,$env{'form.action'}); + } elsif (($env{'form.action'} eq 'chgaccess') || + ($env{'form.action'} eq 'chgconditions')) { + if ($can_setacl) { + &update_access($r,$url,$group,$port_path); + } else { + &missing_priv($r,$url,'setacl'); + } + } elsif ($env{'form.action'} eq 'rolepicker') { + if ($can_setacl) { + &role_options_window($r); + } else { + &missing_priv($r,$url,'setacl'); + } + } elsif ($env{'form.createdir'}) { + if ($can_upload) { + &createdir($r,$url,$group); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.lockinfo'}) { + &lock_info($r,$url,$group); + } else { + if ($env{'form.action'} eq 'cancel_overwrite') { + if ($can_upload) { + my $formname = 'existingfile'; + my $fname = &Apache::lonnet::clean_filename($env{'form.filename'}); + $env{'form.'.$formname.'.filename'} = $fname; + my $subdir = $port_path.$env{'form.currentpath'}; + $subdir =~ s{(/)$}{}; + &Apache::lonnet::userfileupload($formname,'canceloverwrite',$subdir); + } + } + my $current_path='/'; + if ($env{'form.currentpath'}) { + $current_path = $env{'form.currentpath'}; + } + if ($caller eq 'coursegrp_portfolio') { + &Apache::lonhtmlcommon::clear_breadcrumbs(); + $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc)); + } + 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 + if ($current_path eq '/'){ + &Apache::lonnet::mkdiruserfile($uname,$udom, + &get_port_path()); + } else { + # some directory that snuck in get rid of the directory + # from the recent pulldown, just in case + &Apache::lonhtmlcommon::remove_recent('portfolio', + [$current_path]); + $current_path = '/'; # force it back to the root + } + # now grab the directory list again, for the first time + ($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 $is_empty; + if ($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,$dirlistref,$group, + $can_upload,$can_modify,$can_delete,$can_setacl); + } + $r->print(&Apache::loncommon::end_page()); + return OK; +} + 1; __END__