# 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;
# receives a file name and path stub from username/userfiles/portfolio/
# returns an anchor tag consisting encoding filename and currentpath
sub make_anchor {
my ($filename, $current_path, $current_mode, $field_name) = @_;
my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'¤tpath='.$current_path.'&mode='.$current_mode.'&fieldname='.$field_name.'">'.$filename.'</a>';
return $anchor;
}
my $dirptr=16384;
sub display_common {
my ($r,$current_path,$is_empty,$dir_list)=@_;
my $iconpath= $r->dir_config('lonIconsURL') . "/";
$r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
$r->print('<td bgcolor="#ccddaa" align="center">');
my $displayOut = '<form method="post" enctype="multipart/form-data">';
$displayOut .= '<input name="uploaddoc" type="file" />'.
'<input type="hidden" name="currentpath" value="'.$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="Upload" />'.
'</form>';
$r->print($displayOut);
$r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
$displayOut = '<form method="post">';
$displayOut .= '<input name="newdir" type="input" />'.
'<input type="hidden" name="currentpath" value="'.$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="'.&mt("Create Directory").'" />'.
'</form>';
$r->print($displayOut);
$r->print('</td></tr></table>');
my @tree = split (/\//,$current_path);
$r->print('<font size="+2">'.&make_anchor('portfolio','/',$ENV{"form.mode"},$ENV{"form.fieldname"}).'/');
if (@tree > 1){
my $newCurrentPath = '';
for (my $i = 1; $i< @tree; $i++){
$newCurrentPath .= $tree[$i].'/';
$r->print(&make_anchor($tree[$i],'/'.$newCurrentPath, $ENV{"form.mode"},$ENV{"form.fieldname"}).'/');
}
}
$r->print('</font>');
&Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
$r->print('<br /><form method=post action="/adm/portfolio?mode='.$ENV{"form.mode"}.'&fieldname='.$ENV{"form.fieldname"}.'">'.
&Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
'this.form.submit();'));
$r->print("</form>");
}
sub display_directory {
my ($r,$current_path,$is_empty,$dir_list)=@_;
my $iconpath= $r->dir_config('lonIconsURL') . "/";
my $display_out;
my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash ($ENV{'user.domain'},$ENV{'user.name'});
if ($is_empty && ($current_path ne '/')) {
$display_out = '<form method="post" action="/adm/portfolio">'.
'<input type="hidden" name="action" value="deletedir" />'.
'<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
'<input type="hidden" name="selectfile" value="" />'.
'<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
'</form>';
$r->print($display_out);
return;
}
$r->print('<table border="0" cellspacing="2" cellpadding="2">'.
'<tr><th colspan="2">Actions</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
$r->print('<form method="post" action="/adm/portfolio">');
foreach my $line (sort
{
my ($afile)=split('&',$a,2);
my ($bfile)=split('&',$b,2);
return (lc($afile) cmp lc($bfile));
} (@$dir_list)) {
#$strip holds directory/file name
#$dom
my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
if (($filename ne '.') && ($filename ne '..')) {
if ($dirptr&$testdir) {
$r->print('<tr bgcolor="#FFAA99"><td colspan="2"><img src="'.$iconpath.'folder_closed.gif"></td>');
$r->print('<td>Go to ...</td>');
$r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$ENV{'form.mode'},$ENV{"form.fieldname"}).'</td>');
$r->print('</tr>');
} else {
$r->print('<tr bgcolor="#CCCCFF">');
if (exists $locked_files{$current_path.$filename}){
$r->print('<td colspan="2">Locked</td>');
} else {
$r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'" />
<a href="/adm/portfolio?rename='.$filename.'&currentpath='.$current_path.'">Rename</a></td>
<td><a href="/adm/portfolio?meta='.$filename.'&currentpath='.$current_path.'">Meta</a>
</td>');
}
$r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
$r->print('<td><a href="'.$href_location.$filename.'">'.
$filename.'</a></td>');
$r->print('<td>'.$size.'</td>');
$r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
$r->print('</tr>');
}
}
}
# <tr bgcolor="#FFAA99"> pink bg
# <tr bgcolor="#CCCCFF"> blue bg
# $r->print(&display_directory($current_path, $currentFile, @dir_list));
# $r->print('</td>><td>');
# $r->print(&display_actions($current_path, $currentFile, $isEmpty));
$r->print('</table>
<input type="submit" name="doit" value="Delete Checked Files" />
<input type="hidden" name="action" value="delete" />
<input type="hidden" name="currentpath" value="'.$current_path.'" />
</form>');
}
sub display_file_select {
my ($r,$current_path,$is_empty,$dir_list)=@_;
my $iconpath= $r->dir_config('lonIconsURL') . "/";
my $display_out;
my $checked_files = &Apache::lonnet::files_in_path($ENV{'user.name'}, $ENV{'form.currentpath'});
if ($is_empty && ($current_path ne '/')) {
$display_out = '<form method="post" action="/adm/portfolio">'.
'<input type="hidden" name="action" value="deletedir" />'.
'<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
'<input type="hidden" name="selectfile" value="" />'.
'<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
'</form>';
$r->print($display_out);
return;
}
$r->print('<table border="0" cellspacing="2" cellpadding="2">'.
'<tr><th>Select</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
$r->print('<form method="post" name="checkselect" action="/adm/portfolio">');
foreach my $line (sort
{
my ($afile)=split('&',$a,2);
my ($bfile)=split('&',$b,2);
return (lc($afile) cmp lc($bfile));
} (@$dir_list)) {
#$strip holds directory/file name
#$dom
my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
$filename =~ s/\s+$//;
if (($filename ne '.') && ($filename ne '..')) {
if ($dirptr&$testdir) {
$r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
$r->print('<td>Go to ...</td>');
$r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$ENV{'form.mode'},$ENV{"form.fieldname"}).'</td>');
$r->print('</tr>');
} else {
$r->print('<tr bgcolor="#CCCCFF">');
$r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'"');
if ($$checked_files{$filename} eq 'selected') {
$r->print("CHECKED");
}
$r->print('></td>');
$r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
$r->print('<td><a href="'.$href_location.$filename.'">'.
$filename.'</a></td>');
$r->print('<td>'.$size.'</td>');
$r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
$r->print('</tr>');
}
}
}
$r->print('</table>
<input type="hidden" name="continue" value="true">
<input type="hidden" name="fieldname" value="'.$ENV{'form.fieldname'}.'">
<input type="hidden" name="mode" value="selectfile">
<input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
<input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
<input type="hidden" name="currentpath" value="'.$current_path.'" />
</form>');
}
sub prettyinput {
my ($type,$value,$fieldname,$formname,
$relatedsearchflag,$relatedsep,$relatedvalue,$size)=@_;
if (! defined($size)) {
$size = 80;
}
# Language
if ($type eq 'language') {
return &Apache::lonmeta::selectbox($fieldname,
$value,
\&Apache::loncommon::languagedescription,
(&Apache::loncommon::languageids)).
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Copyright
if ($type eq 'copyright') {
return &Apache::lonmeta::selectbox($fieldname,
$value,
\&Apache::loncommon::copyrightdescription,
(&Apache::loncommon::copyrightids)).
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Source Copyright
if ($type eq 'sourceavail') {
return &Apache::lonmeta::selectbox($fieldname,
$value,
\&Apache::loncommon::source_copyrightdescription,
(&Apache::loncommon::source_copyrightids)).
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Gradelevels
if (($type eq 'lowestgradelevel') ||
($type eq 'highestgradelevel')) {
return &Apache::loncommon::select_level_form($value,$fieldname).
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Obsolete
if ($type eq 'obsolete') {
return '<input type="checkbox" name="'.$fieldname.'"'.
($value?' checked="1"':'').' />'.
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Obsolete replacement file
if ($type eq 'obsoletereplacement') {
return '<input type="text" name="'.$fieldname.
'" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
"('".$formname."','".$fieldname."'".
",'')\">".&mt('Select').'</a>'.
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Customdistribution file
if ($type eq 'customdistributionfile') {
return '<input type="text" name="'.$fieldname.
'" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
"('".$formname."','".$fieldname."'".
",'rights')\">".&mt('Select').'</a>'.
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Source Customdistribution file
if ($type eq 'sourcerights') {
return '<input type="text" name="'.$fieldname.
'" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
"('".$formname."','".$fieldname."'".
",'rights')\">".&mt('Select').'</a>'.
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# Dates
if (($type eq 'creationdate') ||
($type eq 'lastrevisiondate')) {
return
&Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
&relatedfield(0,$relatedsearchflag,$relatedsep);
}
# No pretty input found
$value=~s/^\s+//gs;
$value=~s/\s+$//gs;
$value=~s/\s+/ /gs;
$value=~s/\"/\"\;/gs;
return
'<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
'value="'.$value.'" />'.
&relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
$relatedvalue);
}
sub relatedfield {
my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
if (! $relatedsearchflag) {
return '';
}
if (! defined($relatedsep)) {
$relatedsep=' ';
}
if (! $show) {
return $relatedsep.' ';
}
return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
($relatedvalue?' checked="1"':'').' />';
}
# The field names
sub fieldnames {
return &Apache::lonlocal::texthash
(
'title' => 'Title',
'author' =>'Author(s)',
'authorspace' => 'Author Space',
'modifyinguser' => 'Last Modifying User',
'subject' => 'Subject',
'keywords' => 'Keyword(s)',
'notes' => 'Notes',
'abstract' => 'Abstract',
'lowestgradelevel' => 'Lowest Grade Level',
'highestgradelevel' => 'Highest Grade Level',
'standards' => 'Standards',
'mime' => 'MIME Type',
'language' => 'Language',
'creationdate' => 'Creation Date',
'lastrevisiondate' => 'Last Revision Date',
'owner' => 'Publisher/Owner',
'copyright' => 'Copyright/Distribution',
'customdistributionfile' => 'Custom Distribution File',
'sourceavail' => 'Source Available',
'sourcerights' => 'Source Custom Distribution File',
'obsolete' => 'Obsolete',
'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
'count' => 'Network-wide number of accesses (hits)',
'course' => 'Network-wide number of courses using resource',
'course_list' => 'Network-wide courses using resource',
'sequsage' => 'Number of resources using or importing resource',
'sequsage_list' => 'Resources using or importing resource',
'goto' => 'Number of resources that follow this resource in maps',
'goto_list' => 'Resources that follow this resource in maps',
'comefrom' => 'Number of resources that lead up to this resource in maps',
'comefrom_list' => 'Resources that lead up to this resource in maps',
'clear' => 'Material presented in clear way',
'depth' => 'Material covered with sufficient depth',
'helpful' => 'Material is helpful',
'correct' => 'Material appears to be correct',
'technical' => 'Resource is technically correct',
'avetries' => 'Average number of tries till solved',
'stdno' => 'Total number of students who have worked on this problem',
'difficulty' => 'Degree of difficulty',
'disc' => 'Degree of discrimination',
'dependencies' => 'Resources used by this resource',
);
}
sub edit_meta_data {
my ($r,$uri) = @_;
# Construction Space Call
# Header
my $disuri=$uri;
my $fn=&Apache::lonnet::filelocation('',$uri);
$disuri=~s/^\/\~/\/priv\//;
$disuri=~s/\.meta$//;
my $target=$uri;
$target=~s/^\/\~/\/res\/$ENV{'request.role.domain'}\//;
$target=~s/\.meta$//;
$r->print('<script language="JavaScript">'.
&Apache::loncommon::browser_and_searcher_javascript().
'</script>');
my %lt=&fieldnames();
my $output;
foreach ('author','title','subject','keywords','abstract','notes',
'copyright','customdistributionfile','language',
'standards',
'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
'obsolete','obsoletereplacement') {
if (defined($ENV{'form.new_'.$_})) {
$Apache::lonpublisher::metadatafields{$_}=
$ENV{'form.new_'.$_};
}
if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
$Apache::lonpublisher::metadatafields{'copyright'}=
'default';
}
$output.=('<p>'.$lt{$_}.': '.
&prettyinput($_,
$Apache::lonpublisher::metadatafields{$_},
'new_'.$_,'defaultmeta').'</p>');
}
return $output;
}
sub open_form {
my ($r)=@_;
my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
$r->print('<form method="post" action="/adm/portfolio">');
$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)=@_;
$r->print('<p><input type="submit" value="'.&mt('Continue').
'" /></p></form>');
$r->print('<form action="/adm/portfolio" method="POST">
<p>
<input type="hidden" name="currentpath" value="'.
$ENV{'form.currentpath'}.'" />
<input type="submit" value="'.&mt('Cancel').'" />
</p></form>');
}
sub display_file {
my ($path,$filename)=@_;
my $display_file_text;
if (!defined($path)) { $path=$ENV{'form.currentpath'}; }
if (!defined($filename)) {
$filename=$ENV{'form.selectfile'};
$display_file_text = '<tt>'.$path.$filename.'</tt>';
} elsif (ref($filename) eq "ARRAY") {
foreach (@$filename) {
$display_file_text .= '<tt>'.$path.$_.'</tt><br />';
}
} elsif (ref($filename) eq "SCALAR") {
$display_file_text = '<tt>'.$path.$filename.'</tt>';
}
return $display_file_text;
}
sub done {
return ('<h3><a href="/adm/portfolio?currentpath='.
$ENV{'form.currentpath'}.
'&fieldname='.$ENV{'form.fieldname'}.
'&mode='.$ENV{'form.mode'}.
'">'.&mt('Done').'</a></h3>');
}
sub delete {
my ($r)=@_;
my @check;
my $file_name = $ENV{'form.currentpath'}.$ENV{'form.selectfile'};
my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
if (&Apache::lonnet::is_locked($file_name,$ENV{'user.domain'},$ENV{'user.name'} ) eq 'true') {
$r->print ("The file is locked and cannot be deleted.<br />");
$r->print(&done());
} else {
if (scalar(@files)) {
&open_form($r);
$r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
&close_form($r);
} else {
$r->print("No file was checked to delete.<br />");
$r->print(&done());
}
}
}
sub delete_confirmed {
my ($r)=@_;
my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
my $result;
foreach my $delete_file (@files) {
$result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
$ENV{'user.domain'},'portfolio'.
$ENV{'form.currentpath'}.
$delete_file);
if ($result ne 'ok') {
$r->print('<font color="red"> An error occured ('.$result.
') while trying to delete '.&display_file(undef, $delete_file).'</font><br />');
}
}
$r->print(&done());
}
sub delete_dir {
my ($r)=@_;
&open_form($r);
$r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
&close_form($r);
}
sub delete_dir_confirmed {
my ($r)=@_;
my $directory_name = $ENV{'form.currentpath'};
$directory_name =~ m/\/$/;
$directory_name = $`;
my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
$ENV{'user.domain'},'portfolio'.
$directory_name);
if ($result ne 'ok') {
$r->print('<font color="red"> An error occured (dir) ('.$result.
') while trying to delete '.$directory_name.'</font><br />');
} else {
# now remove from recent
# $r->print('<br /> removing '.$directory_name.'<br /');
&Apache::lonhtmlcommon::remove_recent('portfolio',[$directory_name.'/']);
my @dirs = split m!/!, $directory_name;
# $directory_name =~ m/^(\/*\/)(\/*.)$/;
$directory_name='/';
for (my $i=1; $i < (@dirs - 1); $i ++){
$directory_name .= $dirs[$i].'/';
}
$ENV{'form.currentpath'} = $directory_name;
}
$r->print(&done());
}
sub rename {
my ($r)=@_;
my $file_name = $ENV{'form.currentpath'}.$ENV{'form.rename'};
if (&Apache::lonnet::is_locked($file_name,$ENV{'user.domain'},$ENV{'user.name'}) eq 'true') {
$r->print ("The file is locked and cannot be renamed.<br />");
$r->print(&done());
} else {
&open_form($r);
$r->print('<p>'.&mt('Rename').' '.&display_file().' to
<input name="filenewname" type="input" size="50" />?</p>');
&close_form($r);
}
}
sub rename_confirmed {
my ($r)=@_;
my $filenewname=&Apache::lonnet::clean_filename($ENV{'form.filenewname'});
if ($filenewname eq '') {
$r->print('<font color="red">'.
&mt("Error: no valid filename was provided to rename to.").
'</font><br />');
$r->print(&done());
return;
}
my $result=
&Apache::lonnet::renameuserfile($ENV{'user.name'},$ENV{'user.domain'},
'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.selectfile'},
'portfolio'.$ENV{'form.currentpath'}.$filenewname);
if ($result ne 'ok') {
$r->print('<font color="red"> An errror occured ('.$result.
') while trying to rename '.&display_file().' to '.
&display_file(undef,$filenewname).'</font><br />');
}
if ($filenewname ne $ENV{'form.filenewname'}) {
$r->print("The new file name was changed from:<br /><strong>".$ENV{'form.filenewname'}."</strong> to <strong>$filenewname </strong>");
}
$r->print(&done());
}
sub select_files {
my ($r)=@_;
if ($ENV{'form.continue'} eq 'true') {
# here we update the selections for the currentpath
# eventually, have to handle removing those not checked, but . . .
my @items=&Apache::loncommon::get_env_multiple('form.selectfile');
&Apache::lonnet::save_selected_files($ENV{'user.name'}, $ENV{'form.currentpath'}, @items);
} else {
if ($ENV{'form.currentpath'} eq '/') {
#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 language='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 + "," ;
}
}
opener.document.forms.lonhomework.
ENDSMP
$javascript .= $ENV{'form.fieldname'};
$javascript .= (<<ENDSMP);
.value=fileList;
self.close();
}
</script>
ENDSMP
$r->print($javascript);
$r->print("<h1>Select portfolio files</h1>
Check as many as you wish in response to the essay problem.<br />");
$r->print("<strong>Files selected from other directories:</strong><br />");
foreach (&Apache::lonnet::files_not_in_path($ENV{'user.name'}, $ENV{'form.currentpath'})) {
$r->print($_."<br />");
}
}
sub upload {
my ($r)=@_;
my $fname=$ENV{'form.uploaddoc.filename'};
my $filesize = (length($ENV{'form.uploaddoc'})) / 1000; #express in k (1024?)
my $disk_quota = 20000; # expressed in k
$fname=&Apache::lonnet::clean_filename($fname);
my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
$ENV{'user.name'}).
'/userfiles/portfolio';
# Fixme --- Move the checking for existing file to LOND error return
my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
$ENV{'user.domain'},
$ENV{'user.name'},$portfolio_root);
my $found_file = 0;
foreach my $line (@dir_list) {
my ($filename)=split(/\&/,$line,2);
if ($filename eq $fname){
$found_file = 1;
}
}
my $current_disk_usage = &Apache::lonnet::diskusage($ENV{'user.domain'}, $ENV{'user.name'},$portfolio_root);
if ((($current_disk_usage/1000) + $filesize) > $disk_quota){
$r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes</strong>. Disk quota will be exceeded.'.
'<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
}
elsif ($found_file){
$r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$ENV{'form.currentpath'}.'</strong></font>'.
'<br />To upload, rename or delete existing '.$fname.' in '.$ENV{'form.currentpath'});
} else {
my $result=&Apache::lonnet::userfileupload('uploaddoc','',
'portfolio'.$ENV{'form.currentpath'});
if ($result !~ m|^/uploaded/|) {
$r->print('<font color="red"> An errror occured ('.$result.
') while trying to upload '.&display_file().'</font><br />');
}
}
$r->print(&done());
}
sub createdir {
my ($r)=@_;
my $newdir=&Apache::lonnet::clean_filename($ENV{'form.newdir'});
if ($newdir eq '') {
$r->print('<font color="red">'.
&mt("Error: no directory name was provided.").
'</font><br />');
$r->print(&done());
return;
}
my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
$ENV{'user.name'}).
'/userfiles/portfolio';
my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
$ENV{'user.domain'},
$ENV{'user.name'},$portfolio_root);
my $found_file = 0;
foreach my $line (@dir_list) {
my ($filename)=split(/\&/,$line,2);
if ($filename eq $newdir){
$found_file = 1;
}
}
if ($found_file){
$r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
' </strong>a file or directory by that name already exists.</font><br />');
} else {
my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
$ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$newdir);
if ($result ne 'ok') {
$r->print('<font color="red"> An errror occured ('.$result.
') while trying to create a new directory '.&display_file().'</font><br />');
}
}
if ($newdir ne $ENV{'form.newdir'}) {
$r->print("The new directory name was changed from:<br /><strong>".$ENV{'form.newdir'}."</strong> to <strong>$newdir </strong>");
}
$r->print(&done());
}
sub handler {
# this handles file management
my $r = shift;
my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
$ENV{'user.name'}).
'/userfiles/portfolio';
&Apache::loncommon::no_cache($r);
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
# Give the LON-CAPA page header
$r->print('<html><head><title>'.
&mt('Portfolio Manager').
"</title></head>\n".
&Apache::loncommon::bodytag('Portfolio Manager'));
$r->rflush();
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['selectfile','currentpath','meta',
'currentfile','action','fieldname','mode','rename']);
if (($ENV{'form.storeupl'} eq 'Upload') & (!$ENV{'form.uploaddoc.filename'})){
$r->print('<font color="red"> No file was selected to upload.'.
'To upload a file, click <strong>Browse...</strong>'.
', select a file, then click <strong>Upload</strong>,</font>');
}
if ($ENV{'form.meta'}) {
&open_form($r);
$r->print(&edit_meta_data($r, $ENV{'form.currentpath'}.$ENV{'form.selectfile'}));
$r->print('Edit the meta data<br />');
&close_form($r);
}
if ($ENV{'form.store'}) {
}
if ($ENV{'form.uploaddoc.filename'}) {
&upload($r);
} elsif ($ENV{'form.action'} eq 'delete' && $ENV{'form.confirmed'}) {
&delete_confirmed($r);
} elsif ($ENV{'form.action'} eq 'delete') {
&delete($r);
} elsif ($ENV{'form.action'} eq 'deletedir' && $ENV{'form.confirmed'}) {
&delete_dir_confirmed($r);
} elsif ($ENV{'form.action'} eq 'deletedir'){
&delete_dir($r);
} elsif ($ENV{'form.action'} eq 'rename' && $ENV{'form.confirmed'}) {
&rename_confirmed($r);
} elsif ($ENV{'form.rename'}) {
$ENV{'form.selectfile'} = $ENV{'form.rename'};
$ENV{'form.action'} = 'rename';
&rename($r);
} elsif ($ENV{'form.createdir'}) {
&createdir($r);
} else {
my $current_path='/';
if ($ENV{'form.currentpath'}) {
$current_path = $ENV{'form.currentpath'};
}
my @dir_list=&Apache::lonnet::dirlist($current_path,
$ENV{'user.domain'},
$ENV{'user.name'},$portfolio_root);
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($ENV{'user.name'},
$ENV{'user.domain'},'portfolio');
} else {
# some directory that snuck in get rid of the directory
# from the recent pulldown, just in case
&Apache::lonhtmlcommon::remove_recent('portfolio',
[$current_path]);
$current_path = '/'; # force it back to the root
}
# now grab the directory list again, for the first time
@dir_list=&Apache::lonnet::dirlist($current_path,
$ENV{'user.domain'},
$ENV{'user.name'},$portfolio_root);
}
# need to know if directory is empty so it can be removed if desired
my $is_empty=(@dir_list == 2);
&display_common($r,$current_path,$is_empty,\@dir_list);
if ($ENV{"form.mode"} eq 'selectfile'){
&select_files($r);
&display_file_select($r,$current_path,$is_empty,\@dir_list);
} else {
&display_directory($r,$current_path,$is_empty,\@dir_list);
}
$r->print("</body>\n</html>\n");
return OK;
}
}
1;
__END__
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