# The LearningOnline Network
# portfolio browser
#
# $Id: portfolio.pm,v 1.218 2009/11/23 03:57:27 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::lonnet;
use Apache::lontexconvert;
use Apache::lonfeedback;
use Apache::lonlocal;
use Apache::lonnet;
use Apache::longroup;
use Apache::lonhtmlcommon;
use HTML::Entities;
use LONCAPA;
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'})) {
$output = '<input type="hidden" name="group" value="'.$env{'form.group'}.'" />';
if (exists($env{'form.ref'})) {
$output .= '<input type="hidden" name="ref" value="'.
$env{'form.ref'}.'" />';
}
}
return $output;
}
# receives a file name and path stub from username/userfiles/portfolio/
# returns an anchor tag consisting encoding filename and currentpath
sub make_anchor {
my ($url, $anchor_fields, $inner_text) = @_;
if ($$anchor_fields{'continue'} ne 'true') {$$anchor_fields{'continue'} = 'false'};
my $anchor = '<a href="'.$url.'?';
foreach my $field_name (keys(%$anchor_fields)) {
$anchor .= $field_name.'='.$$anchor_fields{$field_name}.'&';
}
$anchor =~ s/&$//;
$anchor .= &group_args();
$anchor .= '">'.$inner_text.'</a>';
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_usage($group));
my $parse_check;
if (!&suppress_embed_prompt()) {
$parse_check = <<"END";
<br />
<span class="LC_nobreak">
<label>
<input type="checkbox" name="parserflag" checked="checked" />
$lt{'parse'}
</label>
</span>
END
}
$r->print('<div>'.$help_portfolio);
# Upload File
$r->print('<div class="LC_left_float">'
.'<form method="post" enctype="multipart/form-data" action="'.$escuri.'">'
.'<fieldset>'
.'<legend>'.$lt{'upload_label'}.'</legend>'
.$groupitem
.'<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="fieldname" value="'.$env{"form.fieldname"}.'" />'
.'<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />'
.'<input type="submit" name="storeupl" value="'.$lt{'upload'}.'" />'
.$help_fileupload
.$parse_check
.'</fieldset>'
.'</form>'
.'</div>'
);
# Create Subdirectory
$r->print('<div class="LC_left_float">'
.'<form method="post" action="'.$escuri.'">'
.'<fieldset>'
.'<legend>'.$lt{'createdir_label'}.'</legend>'
.'<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="fieldname" value="'.$env{"form.fieldname"}.'" />'
.'<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />'
.'<input type="submit" name="createdir" value="'.$lt{'createdir'}.'" />'
.$help_createdir
.'</fieldset>'
.'</form>'
.'</div>'
);
$r->print('</div>');
} # end "if can_upload"
my @tree = split (/\//,$current_path);
my %anchor_fields = (
'selectfile' => $port_path,
'currentpath' => '/',
'mode' => $env{"form.mode"},
'fieldname' => $env{"form.fieldname"},
'continue' => $env{"form.continue"}
);
$r->print('<br clear="all" />');
$r->print('<span class="LC_current_location">'.&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"},
'fieldname' => $env{"form.fieldname"},
'continue' => $env{"form.continue"}
);
$r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/');
}
}
$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('">'.
&Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
'this.form.submit();'));
$r->print("</form>");
}
sub display_usage {
my ($group) = @_;
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);
my $usage = $current_disk_usage/1000;
my $quota = $disk_quota/1000;
my $percent;
if ($disk_quota == 0) {
$percent = 100.0;
} else {
$percent = 100*($current_disk_usage/$disk_quota);
}
$usage = sprintf("%.2f",$usage);
$quota = sprintf("%.2f",$quota);
$percent = sprintf("%.0f",$percent);
my ($color,$cssclass);
if ($percent <= 60) {
$color = '#00A000';
} elsif ($percent > 60 && $percent < 90) {
$color = '#FFD300';
$cssclass = 'class="LC_warning"';
} elsif( $percent >= 90) {
$color = '#FF0000';
$cssclass = 'class="LC_error"';
}
my $prog_width = $percent;
if ($prog_width > 100) {
$prog_width = 100;
}
my $disk_meter = '
<div id="meter1" align="left" '.$cssclass.'>'.&mt('Currently using [_1] of the [_2] available.',$usage.' MB <span style="font-weight:bold;">('.$percent.'%)</span>',$quota.' MB')."\n".
' <div id="meter2" style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:400px; border:1px solid #000000; height:10px;">'."\n".
' <div id="meter3" style="display:block; background-color:'.$color.'; width:'.$prog_width.'%; height:10px; color:#000000; margin:0px;"></div>'."\n".
' </div>'."\n".
' </div>';
return &Apache::loncommon::head_subbox($disk_meter);
}
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('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" class="LC_fileicon" /></td>');
$r->print('<td>'.$version_flag.'</td>');
} 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 ($$array_item[-1] eq 'graded') {
$lock_info = 'Graded';
}
}
}
}
if ($lock_info) {
my %anchor_fields = ('lockinfo' => $fullpath);
if ($versions) { # hold the folder open
my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($fullpath);
$fname =~ s|^/||;
$anchor_fields{'showversions'} = $fname.'.'.$extension;
}
$lock_info = &make_anchor(undef,\%anchor_fields,$lock_info);
}
$r->print('<td colspan="2">'.$lock_info.'</td>');
}
# $r->print('<td>'.$$version_flag{$filename}.'</td><td>');
$r->print('<td>'.&make_anchor($href_location.$filename,undef,$filename).'</td>');
$r->print('<td>'.$size.'</td>');
$r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
if ($select_mode ne 'true') {
$r->print('<td class="'.$css_class.'"> </td>'); # Display status
$r->print('<td><span class="LC_nobreak">'
.&mt($curr_access).' '
);
my %anchor_fields = (
'access' => $filename,
'currentpath' => $current_path
);
$r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).'</span></td>');
} else {
$r->print('<td class="'.$css_class.'"> </td>'); # 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 $display_out;
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);
$checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
$select_mode = 'true';
}
if ($is_empty && ($current_path ne '/') && $can_delete) {
$display_out = '<form method="post" action="'.$url.'">'.
&group_form_data().
'<input type="hidden" name="action" value="deletedir" />'.
'<p>'.
'<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
'</p>'.
'<input type="hidden" name="selectfile" value="" />'.
'<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
'</form>';
$r->print($display_out);
return;
}
if ($select_mode eq 'true') {
$r->print('<form method="post" name="checkselect" action="'.$url.'">');
$r->print(&Apache::loncommon::start_data_table()
.&Apache::loncommon::start_data_table_header_row()
.'<th>'.&mt('Select').'</th>'
.'<th> </th><th> </th>'
.'<th>'.&mt('Name').'</th>'
.'<th>'.&mt('Size').'</th>'
.'<th>'.&mt('Last Modified').'</th>'
.'<th> </th>'
.&Apache::loncommon::end_data_table_header_row()
);
} else {
$r->print('<form method="post" action="'.$url.'">');
$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()
.'<th colspan="2">'.&mt('Actions'). &Apache::loncommon::help_open_topic('Portfolio FileAction').'</th>'
.'<th> </th><th> </th>'
.'<th>'.&mt('Name').&Apache::loncommon::help_open_topic('Portfolio OpenFile').'</th>'
.'<th>'.&mt('Size').'</th>'
.'<th>'.&mt('Last Modified').'</th>'
.'<th> </th>'
.'<th>'.&mt('Current Access Status').&Apache::loncommon::help_open_topic('Portfolio ShareFile').'</th>'
.&Apache::loncommon::end_data_table_header_row());
}
$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;
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]);
}
}
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);
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;
$version_flag = &make_anchor('portfolio',\%anchor_fields,
'<img class="LC_icon" alt="'.&mt('opened folder').'" src="'.$iconpath.'folder_pointer_opened.gif" />');
} else {
# allow multiple files to show versioned
$anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename;
$version_flag = &make_anchor('portfolio',\%anchor_fields,
'<img class="LC_icon" alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" />');
}
} 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('<tr class="LC_browser_folder">');
$r->print('<td'.$colspan_folder.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'navmap.folder.closed.gif" class="LC_fileicon" /></td>'
.'<td>'.&mt('Go to ...').'</td>');
my %anchor_fields = (
'selectfile' => $filename.'/',
'currentpath' => $current_path.$filename.'/',
'mode' => $env{"form.mode"},
'fieldname' => $env{"form.fieldname"},
'continue' => $env{"form.continue"}
);
$r->print('<td>'.$version_flag.'</td>'
.'<td>'.&make_anchor($url,\%anchor_fields,$filename.'/').'</td>');
$r->print('<td'.$colspan_fill.'> </td>');
$r->print('</tr>');
} else {
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" ';
}
$line.=' /></td>';
} else {
if (exists $locked_files{$fullpath}) {
my %anchor_fields = (
'lockinfo' => $fullpath
);
$line.='<td colspan="2">'.&make_anchor($url,\%anchor_fields,&mt('Locked')).'</td>';
$css_class= 'LC_browser_file_locked';
} else {
if (!$can_modify) {
$line .= '<td colspan="2">';
} else {
$line .= '<td>';
}
if ($can_delete) {
$line .= '<input type="checkbox" name="selectfile" value="'.$filename.'" />';
}
if ($can_modify) {
my $cat='<img class="LC_icon" alt="'.&mt('Metadata').'"/>';
# src="'.#&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
my %anchor_fields = (
'rename' => $filename,
currentpath => $current_path
);
$line .= &make_anchor($url,\%anchor_fields,&mt('Rename'));
$line .= '</td><td>'.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat);
# '<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
}
$line .= '</td>';
}
}
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 = '<td colspan="2"> </td>';
&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().'
<input type="hidden" name="continue" value="true" />
<input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" />
<input type="hidden" name="mode" value="selectfile" />
<p>
<input type="submit" name="submit" value="'.&mt('Select checked files, and continue selecting').'" /><br />
<input type="button" name="doit" onClick="finishSelect();" value="'.&mt('Select checked files, and close window').'" />
</p>
<input type="hidden" name="currentpath" value="'.$current_path.'" />
</form>');
} else {
$r->print(&Apache::loncommon::end_data_table());
if ($can_delete) {
$r->print('
<p>
<input type="submit" name="doit" value="'.&mt('Delete Selected').'" />'.
&Apache::loncommon::help_open_topic('Portfolio DeleteFile').'
</p>
<input type="hidden" name="action" value="delete" />
<input type="hidden" name="currentpath" value="'.$current_path.'" />
</form>'
);
}
}
}
sub open_form {
my ($r,$url)=@_;
my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
$r->print('<form name="portform" method="post" action="'.$url.'">');
$r->print('<input type="hidden" name="action" value="'.
$env{'form.action'}.'" />');
$r->print('<input type="hidden" name="confirmed" value="1" />');
foreach (@files) {
$r->print('<input type="hidden" name="selectfile" value="'.
$_.'" />');
}
$r->print('<input type="hidden" name="currentpath" value="'.
$env{'form.currentpath'}.'" />');
}
sub close_form {
my ($r,$url,$button_text)=@_;
if (!defined($button_text)) {
$button_text = {
'continue' => &mt('Continue'),
'cancel' => &mt('Cancel'),
};
}
$r->print('<p><input type="submit" value="'.$button_text->{'continue'}.'" />');
$r->print(&group_form_data().'</p></form>');
$r->print('<form action="'.$url.'" method="post">
<p>
<input type="hidden" name="currentpath" value="'.
$env{'form.currentpath'}.'" />'.
&group_form_data());
$r->print("\n".' <input type="submit" value="'.$button_text->{'cancel'}.'" />
</p></form>');
}
sub display_file {
my ($path,$filename)=@_;
my $display_file_text;
my $file_start='<span class="LC_filename">';
my $file_end='</span>';
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.'<br />';
}
} 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 $display_file_text;
}
sub done {
my ($message,$url)=@_;
unless (defined $message) {
$message='Done';
}
my %anchor_fields = (
'showversions' => $env{'form.showversions'},
'currentpath' => $env{'form.currentpath'},
'fieldname' => $env{'form.fieldname'},
'mode' => $env{'form.mode'}
);
my $result = '<h3>'.&make_anchor($url,\%anchor_fields,&mt($message)).'</h3>';
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.').'<br />');
$r->print(&done('Back',$url));
} else {
if (scalar(@files)) {
&open_form($r,$url);
$r->print('<p>'.&mt('Delete [_1]?',&display_file(undef,\@files)).'</p>');
&close_form($r,$url);
} else {
$r->print("No file was checked to delete.<br />");
$r->print(&done(undef,$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);
foreach my $delete_file (@files) {
$result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
$env{'form.currentpath'}.
$delete_file);
if ($result ne 'ok') {
$r->print('<span class="LC_error">'
.&mt('An error occurred ([_1]) while trying to delete [_2].'
,$result,&display_file(undef, $delete_file))
.'</span><br /><br />');
} else {
$r->print(&mt('File: [_1] deleted.',
&display_file(undef,$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') {
$r->print('<br />'.&mt("An error occurred ([_1]) while ".
"trying to delete access controls for the file.",$outcome).
'</span><br /><br />');
} else {
if ($deloutcome eq 'ok') {
$r->print('<br />'.&mt('Access controls also deleted for the file.').'<br /><br />');
} else {
$r->print('<span class="LC_error">'.'<br />'.
&mt("An error occurred ([_1]) while ".
"trying to delete access controls for the file.",$deloutcome).
'</span><br /><br />');
}
}
}
}
}
}
$r->print(&done(undef,$url));
}
sub delete_dir {
my ($r,$url)=@_;
&open_form($r,$url);
$r->print('<p>'.&mt('Delete [_1]?',&display_file()).'</p>');
&close_form($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') {
$r->print('<span class="LC_error">'
.&mt('An error occurred (dir) ([_1]) while trying to delete [_2].'
,$result,$directory_name)
.'</span><br />');
} else {
# now remove from recent
&Apache::lonhtmlcommon::remove_recent($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;
}
$r->print(&done(undef,$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("The file is locked and cannot be renamed.<br />");
$r->print(&done(undef,$url));
} else {
&open_form($r,$url);
$r->print('<p>'.&mt('Rename [_1] to [_2]?', &display_file()
, '<input name="filenewname" type="text" size="50" />').'</p>');
&close_form($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 $port_path = &get_port_path();
if ($filenewname eq '') {
$r->print('<span class="LC_error">'.
&mt("Error: no valid filename was provided to rename to.").
'</span><br />');
$r->print(&done(undef,$url));
return;
}
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 {
$r->print('<span class="LC_error">'.
&mt('An error occurred ([_1]) while trying to rename [_2] to [_3].'
,$result,&display_file(),&display_file('',$filenewname))
.'</span><br />');
return;
}
if ($filenewname ne $env{'form.filenewname'}) {
$r->print(&mt("The new file name was changed from:<br />[_1] to [_2]",
'<strong>'.&display_file('',$env{'form.filenewname'}).'</strong>',
'<strong>'.&display_file('',$filenewname).'</strong>'));
}
$r->print($chg_access);
$r->print(&done(undef,$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') {
$chg_text ='<br /><br />'.&mt("An error occurred ([_1]) while ".
"trying to delete access control records for the old name.",$outcome).
'</span><br />';
} else {
if ($deloutcome ne 'ok') {
$chg_text = '<br /><br /><span class="LC_error"><br />'.
&mt("An error occurred ([_1]) while ".
"trying to delete access control records for the old name.",$deloutcome).
'</span><br />';
}
}
($outcome,$deloutcome,$new_values,$translation) =
&Apache::lonnet::modify_access_controls($newfile,\%change_new,
$udom,$uname);
if ($outcome ne 'ok') {
$chg_text .= '<br /><br />'.
&mt("An error occurred ([_1]) while ".
"trying to update access control records for the new name.",$outcome).
'</span><br />';
}
if ($chg_text eq '') {
$chg_text = '<br /><br />'.&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') {
$header = '<h3>'.&mt('Allowing others to retrieve file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>';
$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 .= '<br /><ul><li>'.&mt('Public files are available to anyone without the need for login.');
$info .= '</li><li>'.&mt('Passphrase-protected files do not require log-in, but will require the viewer to enter the passphrase you set.');
$info .= '</li><li>'.&explain_conditionals();
$info .= '</li></ul>'.
&mt('A listing of files viewable without log-in is available at: ')."<a href=\"/adm/$udom/$uname/aboutme/portfolio\">".&Apache::lonnet::absolute_url($ENV{'SERVER_NAME'})."/adm/$udom/$uname/aboutme/portfolio</a>.<br />";
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:");
}
$info .= "<br /><a href=\"/adm/$udom/$uname/aboutme\">".&Apache::lonnet::absolute_url($ENV{'SERVER_NAME'})."/adm/$udom/$uname/aboutme</a><br />";
if ($group ne '') {
$info .= &mt("Users with privileges to edit course contents may add a course information page to a course using the 'Course Info' button in DOCS").'<br />';
}
} else {
$header = '<h3>'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>'.
&explain_conditionals().'<br />';
}
if ($can_setacl) {
&open_form($r,$url);
$r->print($header.$info);
$r->print('<br />'.&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},$aclcount);
}
}
sub explain_conditionals {
return
&mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'<br />'."\n".
&mt('The conditions can include affiliation with a particular course, or a user account in a specific domain.').'<br />'."\n".
&mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.');
}
sub view_access_settings {
my ($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('<h4>'.&mt('Current access controls defined for this file:').'</h4>');
$r->print(&Apache::loncommon::start_data_table());
$r->print(&Apache::loncommon::start_data_table_header_row());
$r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
'</th><th>'.&mt('Additional information').'</th>');
$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.').'<br />');
}
my %anchor_fields = (
'currentpath' => $env{'form.currentpath'}
);
$r->print('<br />'.&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-based',
);
my @allscopes = ('public','guest','domains','users','course');
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 = localtime($start);
if ($end == 0) {
$showend = &mt('No end date');
} else {
$showend = localtime($end);
}
}
$r->print('<td>'.&mt($scope_desc{$scope}));
if ($scope eq 'course') {
if ($chg ne 'delete') {
my $cid = $content->{'domain'}.'_'.$content->{'number'};
my %course_description = &Apache::lonnet::coursedescription($cid);
$r->print('<br />('.$course_description{'description'}.')');
}
}
$r->print('</td><td>'.&mt('Start: ').$showstart.
'<br />'.&mt('End: ').$showend.'</td><td>');
if ($chg ne 'delete') {
if ($scope eq 'guest') {
$r->print(&mt('Passphrase').': '.$content->{'password'});
} elsif ($scope eq 'course') {
$r->print('<table width="100%"><tr>');
$r->print('<th>'.&mt('Roles').'</th><th>'.
&mt('Access').'</th><th>'.
&mt('Sections').'</th>');
$r->print('<th>'.&mt('Groups').'</th>');
$r->print('</tr>');
foreach my $id (sort(keys(%{$content->{'roles'}}))) {
$r->print('<tr>');
foreach my $item ('role','access','section','group') {
$r->print('<td>');
if ($item eq 'role') {
my $ucscope = $scope;
$ucscope =~ s/^(\w)/uc($1)/e;
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,$ucscope).',';
}
}
$role_output =~ s/,$//;
$r->print($role_output);
} else {
$r->print(join(',',@{$content->{'roles'}{$id}{$item}}));
}
$r->print('</td>');
}
$r->print('</tr>');
}
$r->print('</table>');
} 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);
} else {
$r->print(' ');
}
} else {
$r->print(' ');
}
$r->print('</td>');
$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 {
$$changes{$chg}{$newkey} =
&build_access_record($num,$scope,$start,$end,$chg);
}
}
}
my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
$r->print('<h3>'.&mt('Allowing others to retrieve file: [_1]',
$port_path.$file_name).'</h3>'."\n");
$file_name = &prepend_group($file_name);
my ($uname,$udom) = &get_name_dom($group);
my ($errors,$outcome,$deloutcome,$new_values,$translation);
if ($totalprocessed) {
($outcome,$deloutcome,$new_values,$translation) =
&Apache::lonnet::modify_access_controls($file_name,$changes,$udom,
$uname);
}
my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
$uname);
my %access_controls =
&Apache::lonnet::get_access_controls($current_permissions,
$group,$file_name);
if ($totalprocessed) {
if ($outcome eq 'ok') {
my $updated_controls = $access_controls{$file_name};
my ($showstart,$showend);
$r->print(&Apache::loncommon::start_data_table());
$r->print(&Apache::loncommon::start_data_table_header_row());
$r->print('<th>'.&mt('Type of change').'</th><th>'.
&mt('Access control').'</th><th>'.&mt('Dates available').
'</th><th>'.&mt('Additional information').'</th>');
$r->print(&Apache::loncommon::end_data_table_header_row());
foreach my $chg (sort(keys(%processing))) {
if (@{$processing{$chg}} > 0) {
if ($chg eq 'delete') {
if (!($deloutcome eq 'ok')) {
$errors .='<span class="LC_error">'.
&mt('A problem occurred deleting access controls: [_1]',$deloutcome).
'</span>';
next;
}
}
my $numchgs = @{$processing{$chg}};
$r->print(&Apache::loncommon::start_data_table_row());
$r->print('<td rowspan="'.$numchgs.'">'.&mt($title{$chg}).
'.</td>');
my $count = 0;
my %todisplay;
foreach my $key (sort(keys(%{$$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)) {
$errors .= '<span class="LC_error">'.
&mt('A problem occurred saving access control settings: [_1]',$outcome).
'</span>';
}
}
if ($errors) {
$r->print($errors);
}
}
my $allnew = 0;
my $totalnew = 0;
my $status = 'new';
my ($firstitem,$lastitem);
foreach my $newitem ('course','domains','users') {
$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);
foreach my $newitem ('course','domains','users') {
if ($env{'form.new'.$newitem} > 0) {
$r->print('<br />'.&mt('Add new <b>[_1]-based</b> access control for portfolio file: <b>[_2]</b>',&mt($newitem),$env{'form.currentpath'}.$env{'form.selectfile'}).'<br /><br />');
$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'}
);
$r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file')));
delete $anchor_fields{'access'};
$r->print(' '.&make_anchor($url,\%anchor_fields,&mt('Return to directory')));
}
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
});
}
}
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 $curr_user_list;
}
sub access_setting_table {
my ($r,$url,$filename,$access_controls,$action) = @_;
my ($public,$publictext);
$publictext ='Off';
my ($guest,$guesttext);
$guesttext = 'Off';
my @courses = ();
my @domains = ();
my @users = ();
my $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);
}
}
$acl_count{$scope} ++;
}
$r->print('<table border="0"><tr><td valign="top">');
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);
}
$r->print('</td></tr></table>');
}
sub standard_settings {
my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum,
$publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_;
$r->print('<h3>'.&mt('Public access: [_1]',&mt($publictext)).'</h3>');
$r->print(&Apache::loncommon::start_data_table());
$r->print(&Apache::loncommon::start_data_table_header_row());
$r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').'</th>');
$r->print(&Apache::loncommon::end_data_table_header_row());
$r->print(&Apache::loncommon::start_data_table_row());
if ($public) {
$r->print('<td>'.&actionbox('old',$publicnum,'public').'</td><td>'.
&dateboxes($publicnum,$start->{$public},$end->{$public}).'</td>');
} else {
$r->print('<td>'.&actionbox('new','0','public').'</td><td>'.
&dateboxes('0',$now,$then).'</td>');
}
$r->print(&Apache::loncommon::end_data_table_row());
$r->print(&Apache::loncommon::end_data_table());
$r->print('</td><td width="40"> </td><td valign="top">');
$r->print('<h3>'.&mt('Passphrase-protected access: [_1]',&mt($guesttext)).'</h3>');
$r->print(&Apache::loncommon::start_data_table());
$r->print(&Apache::loncommon::start_data_table_header_row());
$r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').
'</th><th>'. &mt('Passphrase').'</th>');
$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'};
$r->print('<td>'.&actionbox('old',$guestnum,'guest').'</td><td>'.
&dateboxes($guestnum,$start->{$guest},$end->{$guest}).'</td>');
} else {
$r->print('<td>'.&actionbox('new','1','guest').'</td><td>'.
&dateboxes('1',$now,$then).'</td>');
}
$r->print('<td><input type="text" size="15" name="password" value="'.
$passwd.'" /></td>');
$r->print(&Apache::loncommon::end_data_table_row());
$r->print(&Apache::loncommon::end_data_table());
$r->print('</td></tr><tr><td colspan="3"> </td></tr>'.
'<tr><td colspan="3">');
my $numconditionals = 0;
my $conditionstext;
my %cond_status;
foreach my $scope ('domains','users','course') {
$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'},
);
$r->print('<h3>'.&mt('Conditional access: [_1]',&mt($conditionstext)).'</h3>');
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')).'<br /><br />');
$r->print(&Apache::loncommon::start_data_table());
$r->print(&Apache::loncommon::start_data_table_header_row());
$r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
'</th><th>'.&mt('Additional information').'</th>');
$r->print(&Apache::loncommon::end_data_table_header_row());
&build_access_summary($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, or course/community affiliation.'));
}
}
sub condition_setting {
my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses) = @_;
$r->print('<tr><td valign="top">');
&access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then);
$r->print('</td><td> </td><td valign="top">');
&access_element($r,'users',$acl_count,$users,$access_controls,$now,$then);
$r->print('</td></tr><tr><td colspan="3"></td></tr><tr>');
if ($acl_count->{course} > 0) {
$r->print('<td colspan="3" valign="top">');
} else {
$r->print('<td valign="top">');
}
&access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then);
$r->print('</td>');
$r->print('</td></tr></table>');
}
sub acl_status {
my ($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 $title = $type;
$title =~ s/s$//;
$title =~ s/^(\w)/uc($1)/e;
$r->print('<h3>'.&mt('[_1]-based conditional access: ',&mt($title)));
if ($$acl_count{$type}) {
$r->print($$acl_count{$type}.' ');
if ($$acl_count{$type} > 1) {
$r->print(&mt('conditions'));
} else {
$r->print(&mt('condition'));
}
} else {
$r->print(&mt('Off'));
}
$r->print('</h3>');
&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) = @_;
if (@{$items} > 0) {
my @all_doms;
my $colspan = 3;
my $uctype = $type;
$uctype =~ s/^(\w)/uc($1)/e;
$r->print(&Apache::loncommon::start_data_table());
$r->print(&Apache::loncommon::start_data_table_header_row());
$r->print('<th>'.&mt('Action?').'</th><th>'.&mt($uctype).'</th><th>'.
&mt('Dates available').'</th>');
if ($type eq 'course' && $status eq 'old') {
$r->print('<th>'.&mt('Allowed [_1] member affiliations',$type).
'</th>');
$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);
}
$r->print(&Apache::loncommon::end_data_table_row());
}
if ($status eq 'old') {
$r->print(&Apache::loncommon::start_data_table_row());
$r->print('<td colspan="',$colspan.'">'.&additional_item($type).
'</td>');
$r->print(&Apache::loncommon::end_data_table_row());
}
$r->print(&Apache::loncommon::end_data_table());
} else {
$r->print(&mt('No [_1]-based conditions defined.',&mt($type)).'<br />'
.&additional_item($type));
}
return;
}
sub course_js {
return qq|
<script type="text/javascript">
function setRoleOptions(num,roleid,cdom,cnum,type) {
updateIndexNum = getIndexByValue('update',num);
var addItem = 'add_role_'+num;
var addIndexNum = getIndexByName(addItem);
if (document.portform.elements[addItem].checked) {
document.portform.elements[updateIndexNum].checked = true;
var url = '/adm/portfolio?action=rolepicker&setroles='+num+'_'+roleid+'&cnum='+cnum+'&cdom='+cdom+'&type='+type;
var title = 'Roles_Chooser';
var options = 'scrollbars=1,resizable=1,menubar=0';
options += ',width=700,height=600';
rolebrowser = open(url,title,options,'1');
rolebrowser.focus();
} else {
addArray = new Array ('role','access','section','group');
for (var j=0;j<addArray.length;j++) {
var itemIndex = getIndexByName(addArray[j]+'_'+num+'_'+roleid);
document.portform.elements[itemIndex].value = '';
}
}
}
function getIndexByName(item) {
for (var i=0;i<document.portform.elements.length;i++) {
if (document.portform.elements[i].name == item) {
return i;
}
}
return -1;
}
function getIndexByValue(name,value) {
for (var i=0;i<document.portform.elements.length;i++) {
if (document.portform.elements[i].name == name && document.portform.elements[i].value == value) {
return i;
}
}
return -1;
}
</script>
|;
}
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 $uctype = $type;
$uctype =~ s/^(\w)/uc($1)/e;
my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
$type);
$r->print('<td>'.$js.&actionbox($status,$num,$scope).'</td>');
if ($status eq 'old') {
my $cid = $content->{'domain'}.'_'.$content->{'number'};
my %course_description = &Apache::lonnet::coursedescription($cid);
$r->print('<td><input type="hidden" name="crsdom_'.$num.'" value="'.$content->{'domain'}.'" /><input type="hidden" name="crsnum_'.$num.'" value="'.$content->{'number'}.'" />'.$course_description{'description'}.'</td>');
} elsif ($status eq 'new') {
$r->print('<td>'.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$num,'crsdom_'.$num,'description_'.$num,$num.'_1',undef,$uctype).' <input type="text" name="description_'.$num.'" size="30" /><input type="hidden" name="crsdom_'.$num.'" /><input type="hidden" name="crsnum_'.$num.'" /></td>');
}
$r->print('<td>'.&dateboxes($num,$start,$end));
my $newrole_id = 1;
if ($status eq 'old') {
$r->print('</td><td>');
my $max_id = 0;
if (keys(%{$content->{'roles'}}) > 0) {
$r->print('<table><tr><th>'.&mt('Action').'</th>'.
'<th>'.&mt('Roles').'</th>'.
'<th>'.&mt('Access').'</th>'.
'<th>'.&mt('Sections').'</th>'.
'<th>'.&mt('Groups').'</th></tr>');
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,$role_id,$type,$content,'display');
$r->print('<tr><td><span class="LC_nobreak"><label><input type="checkbox" name="delete_role_'.$num.'" value="'.$role_id.'" />'.&mt('Delete').'</label></span><br /><input type="hidden" name="preserve_role_'.$num.'" value="'.$role_id.'" /></td>'.$role_selects.'</tr>');
}
$r->print('</table>');
}
$r->print('<br />'.&mt('Add a roles-based condition').
' <input type="checkbox" name="add_role_'.
$num.'" onClick="javascript:setRoleOptions('."'$num',
'$max_id','$content->{'domain'}','$content->{'number'}',
'$uctype'".')" value="" />');
$newrole_id = $max_id;
} else {
$r->print('<input type="hidden" name="add_role_'.$num.'" value="" />');
}
$r->print(&add_course_role($num,$newrole_id));
$r->print('</td>');
return;
}
sub add_course_role {
my ($num,$max_id) = @_;
my $output;
$output .='<input type="hidden" name="role_'.$num.'_'.$max_id.'" />'.
'<input type="hidden" name="access_'.$num.'_'.$max_id.'" />'.
'<input type="hidden" name="section_'.$num.'_'.$max_id.'" />'.
'<input type="hidden" name="group_'.$num.'_'.$max_id.'" />';
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 $dom_select = '<select name="dom_'.$num.'" size="4" multiple="multiple">'.
' <option value="">'.&mt('Please select').'</option>';
if ($status eq 'old') {
my $content = $$access_controls{$item};
foreach my $dom (@{$all_doms}) {
if ((@{$content->{'dom'}} > 0)
&& (grep(/^\Q$dom\E$/,@{$content->{'dom'}}))) {
$dom_select .= '<option value="'.$dom.'" selected="selected">'.
$dom.'</option>';
} else {
$dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
}
}
} else {
foreach my $dom (@{$all_doms}) {
$dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
}
}
$dom_select .= '</select>';
$r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.$dom_select.
'</td><td>'.&dateboxes($num,$start,$end).'</td>');
}
sub users_row {
my ($r,$status,$item,$access_controls,$now,$then) = @_;
my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
'users');
my $curr_user_list;
if ($status eq 'old') {
my $content = $$access_controls{$item};
$curr_user_list = &sort_users($content->{'users'});
}
$r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.&mt("Format for users' username:domain information:").'<br /><tt>sparty:msu,illini:uiuc ... etc.</tt><br /><textarea name="users_'.$num.'" cols="30" rows="5">'.$curr_user_list.'</textarea></td><td>'.&dateboxes($num,$start,$end).'</td>');
}
sub additional_item {
my ($type) = @_;
my $output = &mt('Add new [_1] condition(s)?',&mt($type)).' '.&mt('Number to add: ').'<input type="text" name="new'.$type.'" size="3" value="0" />';
return $output;
}
sub actionbox {
my ($status,$num,$scope) = @_;
my $output = '<span class="LC_nobreak"><label>';
if ($status eq 'new') {
my $checkstate;
if ($scope eq 'domains' || $scope eq 'users' || $scope eq 'course') {
$checkstate = 'checked="checked"';
}
$output .= '<input type="checkbox" name="activate" value="'.$num.'" '.
$checkstate.' />'.
&mt('Activate');
} else {
$output .= '<input type="checkbox" name="delete" value="'.$num.
'" />'.&mt('Delete').'</label></span><br /><span class="LC_nobreak">'.
'<label><input type="checkbox" name="update" value="'.
$num.'" />'.&mt('Update');
}
$output .= '</label></span><input type="hidden" name="scope_'.$num. '" value="'.$scope.'" />';
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). ' <span class="LC_nobreak"><label>'.
'<input type="checkbox" name="noend_'.
$num.'" '.$noend.' />'.&mt('No end date').
'</label></span>';
my $output = &mt('Start: ').$startdate.'<br />'.&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 $uctype = $type;
$uctype =~ s/^(\w)/uc($1)/e;
my ($sections,$groups,$allroles,$rolehash,$accesshash) =
&Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$uctype);
if (!@{$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') {
$output .= '<td><select name="'.$item.$longid.'" multiple="multiple" size="4">'."\n";
foreach my $entry (@{$allitems{$item}}) {
if ($caller eq 'display') {
if ((@{$$content{'roles'}{$role_id}{$item}} > 0) &&
(grep(/^\Q$entry\E$/,@{$$content{'roles'}{$role_id}{$item}}))) {
$output .= ' <option value="'.$entry.'" selected="selected">'.
$lookup{$item}{$entry}.'</option>';
next;
}
}
$output .= ' <option value="'.$entry.'">'.
$lookup{$item}{$entry}.'</option>';
}
$output .= '</select>';
}
$output .= '</td>';
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');
$r->print(<<"END_SCRIPT");
<script type="text/javascript">
function setRoles() {
var role_elements = new Array($role_elements);
for (var i=0; i<role_elements.length; i++) {
var copylist = '';
for (var j=0; j<document.rolepicker.elements[i].length; j++) {
if (document.rolepicker.elements[i].options[j].selected) {
copylist = copylist + document.rolepicker.elements[i].options[j].value + ',';
}
}
copylist = copylist.substr(0,copylist.length-1);
var openerItem = getIndexByName(role_elements[i]);
opener.document.portform.elements[openerItem].value = copylist;
}
var roleAdder = getIndexByName('add_role_$num');
opener.document.portform.elements[roleAdder].value = '$role_id';
self.close();
}
function getIndexByName(item) {
for (var i=0;i<opener.document.portform.elements.length;i++) {
if (opener.document.portform.elements[i].name == item) {
return i;
}
}
return -1;
}
</script>
END_SCRIPT
$r->print(&mt('Select roles, course status, section(s) and group(s) for users who will be able to access the portfolio file.'));
$r->print('<form name="rolepicker" action="/adm/portfolio" method="post"><table><tr><th>'.&mt('Roles').'</th><th>'.&mt('[_1] status',$type).'</th><th>'.&mt('Sections').'</th><th>'.&mt('Groups').'</th></tr><tr>'.$role_selects.'</tr></table><br /><input type="button" name="rolepickbutton" value="Save selections" onclick="setRoles()" />');
return;
}
sub select_files {
my ($r) = @_;
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'}, $env{'form.currentpath'}, @items);
}
} else {
#empty the file for a fresh start
&Apache::lonnet::clear_selected_files($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 =(<<ENDSMP);
<script type="text/javascript">
function finishSelect() {
ENDSMP
$javascript .= 'fileList = "'.$java_files.'";';
$javascript .= (<<ENDSMP);
for (i=0;i<document.forms.checkselect.length;i++) {
if (document.forms.checkselect[i].checked){
fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
}
}
var hwfield = opener.document.getElementsByName('$env{'form.fieldname'}');
hwfield[0].value = fileList;
self.close();
}
</script>
ENDSMP
$r->print($javascript);
$r->print("<h1>".&mt('Select portfolio files')."</h1>");
my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
if (@otherfiles) {
$r->print(&Apache::loncommon::start_data_table()
.&Apache::loncommon::start_data_table_header_row()
.'<th>'.&mt('Files selected from other directories:')."</th>"
.&Apache::loncommon::end_data_table_header_row()
);
foreach my $file (@otherfiles) {
$r->print(&Apache::loncommon::start_data_table_row()
.'<td>'.$file."</td>"
.&Apache::loncommon::end_data_table_row()
);
}
$r->print(&Apache::loncommon::end_data_table()
.'<br />'
);
}
$r->print('<div>'
.&mt('Check as many files as you wish in response to the problem:')
.'</div>'
);
}
sub check_for_upload {
my ($path,$fname,$group,$element) = @_;
my $disk_quota = &get_quota($group);
my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
my $portfolio_root = &get_portfolio_root();
my $port_path = &get_port_path();
my ($uname,$udom) = &get_name_dom($group);
# Fixme --- Move the checking for existing file to LOND error return
my @dir_list=&get_dir_list($portfolio_root,$path,$group);
my $found_file = 0;
my $locked_file = 0;
foreach my $line (@dir_list) {
my ($file_name)=split(/\&/,$line,2);
if ($file_name eq $fname){
$file_name = $path.$file_name;
$file_name = &prepend_group($file_name);
$found_file = 1;
if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
$locked_file = 1;
}
}
}
my $getpropath = 1;
my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
if (($current_disk_usage + $filesize) > $disk_quota){
my $msg = '<span class="LC_error">'.
&mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
'<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
return ('will_exceed_quota',$msg);
} elsif ($found_file) {
if ($locked_file) {
my $msg = '<span class="LC_error">';
$msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
$msg .= '</span><br />';
$msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
return ('file_locked',$msg);
} else {
my $msg = '<span class="LC_error">';
$msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
$msg .= '</span>';
$msg .= '<br />';
$msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
return ('file_exists',$msg);
}
}
}
sub upload {
my ($r,$url,$group)=@_;
my $fname=&Apache::lonnet::clean_filename($env{'form.uploaddoc.filename'});
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,$getpropath);
my ($state,$msg) =
&Apache::loncommon::check_for_upload($env{'form.currentpath'},$fname,
$group,'uploaddoc',$portfolio_root,
$port_path,$disk_quota,
$current_disk_usage,$uname,$udom);
if ($state eq 'will_exceed_quota'
|| $state eq 'file_locked'
|| $state eq 'file_exists' ) {
$r->print($msg.&done('Back',$url));
return;
}
my (%allfiles,%codebase,$mode);
if ($env{'form.uploaddoc.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) {
if ($env{'form.parserflag'}) {
$mode = 'parse';
}
}
my $result=
&Apache::lonnet::userfileupload('uploaddoc','',
$port_path.$env{'form.currentpath'},
$mode,\%allfiles,\%codebase);
if ($result !~ m|^/uploaded/|) {
$r->print('<span class="LC_error">'.&mt('An error occurred ([_1]) while trying to upload [_2].'
,$result,&display_file()).'</span><br />');
$r->print(&done('Back',$url));
} else {
if (%allfiles) {
if (!&suppress_embed_prompt()) {
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
$r->print("<h2>".&mt("Reference Warning")."</h2>");
$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>");
$r->print("<p>".&mt("Please select the locations from which the referenced files are to be uploaded.")."</p>");
$r->print(&Apache::loncommon::ask_for_embedded_content('/adm/portfolio',$state,\%allfiles,\%codebase,
{'error_on_invalid_names' => 1,
'ignore_remote_references' => 1,}));
$r->print('<p>Or '.&done('Return to directory',$url).'</p>');
}
} else {
$r->print(&done(undef,$url));
}
}
}
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)) {
$filetext = '<strong>'.$env{'form.lockinfo'}.
'</strong> (group: '.$group.')';
} else {
$filetext = '<strong>'.$file_name.'</strong>';
}
my $title ='<strong>'.&Apache::lonnet::gettitle($$array_item[0]).
'</strong><br />';
if ($$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 '') {
$r->print(&mt('In the course:').' <strong>'.$course_description{'description'}.'</strong><br />');
}
}
}
$r->print(&done(&mt('Back'),$url));
return 'ok';
}
sub createdir {
my ($r,$url,$group)=@_;
my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
if ($newdir eq '') {
$r->print('<span class="LC_error">'.
&mt("Error: no directory name was provided.").
'</span><br />');
$r->print(&done(undef,$url));
return;
}
my $portfolio_root = &get_portfolio_root();
my @dir_list=&get_dir_list($portfolio_root,undef,$group);
my $found_file = 0;
foreach my $line (@dir_list) {
my ($filename)=split(/\&/,$line,2);
if ($filename eq $newdir){
$found_file = 1;
}
}
if ($found_file){
$r->print('<span class="LC_error">'
.&mt('Unable to create a directory named [_1].','<strong>'.$newdir.'</strong>')
.' '.&mt('A file or directory by that name already exists.').'</span><br />');
} 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') {
$r->print('<span class="LC_error">'
.&mt('An error occurred ([_1]) while trying to create a new directory [_2].'
,$result,&display_file())
.'</span><br />');
}
}
if ($newdir ne $env{'form.newdir'}) {
$r->print(&mt('The new directory name was changed from [_1] to [_2].'
,'<strong>'.$env{'form.newdir'}.'</strong>','<strong>'.$newdir.'</strong>'));
}
$r->print(&done(undef,$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 = {
upload => 'upload files',
delete => 'delete files',
rename => 'rename files',
setacl => 'set access controls for files',
};
my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"');
my $rtnlink = '<a href="'.$url;
if ($url =~ /\?/) {
$rtnlink .= '&';
} else {
$rtnlink .= '?';
}
$rtnlink .= 'currentpath='.$escpath;
$r->print('<h3>'.&mt('Action disallowed').'</h3>');
$r->print(&mt('You do not have sufficient privileges to [_1] ',
$longtext->{$priv}));
if (defined($env{'form.group'})) {
$r->print(&mt("in the group's group portfolio."));
$rtnlink .= &group_args()
} else {
$r->print(&mt('in this portfolio.'));
}
$rtnlink .= '">'.&mt('Return to directory').'</a>';
$r->print('<br />'.$rtnlink);
$r->print(&Apache::loncommon::end_page());
return;
}
sub coursegrp_portfolio_header {
my ($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=>"$ucgpterm: $grp_desc",
title=>"Go to group's home page"},
{href=>"/adm/coursegrp_portfolio?".&group_args(),
text=>"Group Portfolio",
title=>"Display group portfolio"});
my $output = &Apache::lonhtmlcommon::breadcrumbs(
&mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc));
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 = 1000 * $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 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']);
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 = &mt('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 $brcrum = [{href=>"/adm/portfolio",text=>"Portfolio Manager"}];
if ($env{"form.mode"} eq 'selectfile'){
$r->print(&Apache::loncommon::start_page($title,undef,
{'only_body' => 1}));
} elsif ($env{'form.action'} eq 'rolepicker') {
$r->print(&Apache::loncommon::start_page('New role-based condition',undef,
{'no_nav_bar' => 1, }));
} elsif ($caller eq 'coursegrp_portfolio') {
$r->print(&Apache::loncommon::start_page($title));
} else {
$r->print(&Apache::loncommon::start_page($title,undef,
{'bread_crumbs' => $brcrum}));
if (!&Apache::lonnet::usertools_access($uname,$udom,'portfolio')) {
$r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
&mt('This is a result of one of the following:').'<ul>'.
'<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
'<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
'</ul>');
$r->print(&Apache::loncommon::end_page());
return OK;
}
}
$r->rflush();
my ($blocked,$blocktext) =
&Apache::loncommon::blocking_status('port',$uname,$udom);
if ($blocked) {
$r->print($blocktext);
$r->print(&Apache::loncommon::end_page());
return OK;
}
if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
$r->print('<span class="LC_error">');
$r->print(&mt('No file was selected to upload.').' ');
$r->print(&mt('To upload a file, click <strong>Browse...</strong> and select a file, then click <strong>Upload</strong>.'));
$r->print('</span>');
}
if ($env{'form.meta'}) {
&open_form($r,$url);
$r->print(&mt('Edit the meta data').'<br />');
&close_form($r,$url);
}
if ($env{'form.store'}) {
}
if ($env{'form.uploaddoc.filename'}) {
if ($can_upload) {
&upload($r,$url,$group);
} else {
&missing_priv($r,$url,'upload');
}
} elsif ($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);
$r->print(
&Apache::loncommon::upload_embedded('portfolio',$port_path,$uname,$udom,
$group,$portfolio_root,$group,$disk_quota,$current_disk_usage));
$r->print(&done(undef,$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 {
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 @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
if ($dir_list[0] 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]);
$current_path = '/'; # force it back to the root
}
# now grab the directory list again, for the first time
@dir_list=&get_dir_list($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,
$can_upload,$group);
&display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group,
$can_upload,$can_modify,$can_delete,$can_setacl);
$r->print(&Apache::loncommon::end_page());
}
return OK;
}
1;
__END__
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