# The LearningOnline Network
# "About Me" Personal Information
#
# $Id: lonaboutme.pm,v 1.44 2006/08/02 19:29:35 albertel 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::lonaboutme;
use strict;
use Apache::Constants qw(:common);
use Apache::loncommon;
use Apache::lonnet;
use Apache::lontexconvert;
use Apache::lonfeedback;
use Apache::lonrss();
use Apache::lonlocal;
use Apache::lonmsgdisplay();
sub handler {
my $r = shift;
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
my $target=$env{'form.grade_target'};
# ------------------------------------------------------------ Print the screen
if ($target eq 'tex') {
$r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
}
my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
# Is this even a user?
if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
&Apache::loncommon::simple_error_page($r,'No info',
'No user information available');
return OK;
}
# --------------------------------------------------------- The syllabus fields
my %syllabusfields=&Apache::lonlocal::texthash(
'aaa_contactinfo' => 'Contact Information',
'bbb_aboutme' => 'About Me',
'ccc_webreferences' => 'Web References');
# ------------------------------------------------------------ Get Query String
&Apache::loncommon::get_unprocessed_cgi
($ENV{'QUERY_STRING'},['forceedit','forcestudent','register','action']);
# ----------------------------------------------- Available Portfolio file display
if (($target ne 'tex') && ($env{'form.action'} eq 'portfolio')) {
my %lt = &Apache::lonlocal::texthash (
withoutpass => 'passphrase not required',
withpass => 'passphrase protected',
both => 'all access types ',
);
&display_portfolio_header($r);
&display_portfolio_files($r,\%lt);
$r->print(&Apache::loncommon::end_page());
return OK;
}
# --------------------------------------------------------------- Force Student
my $forcestudent='';
if ($env{'form.forcestudent'}) { $forcestudent='student'; };
my $forceregister = '';
if ($forcestudent eq '') {
$forceregister = $env{'form.register'};
}
# --------------------------------------- There is such a user, get environment
my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
if ($target ne 'tex') {
my $start_page =
&Apache::loncommon::start_page("Personal Information",undef,
{'function' => $forcestudent,
'domain' => $cdom,
'force_register' =>
$forceregister,});
$r->print($start_page);
$r->print('
'.&Apache::loncommon::messagewrapper('Send me a message',$cnum,$cdom).'
'.&Apache::lonrss::advertisefeeds($cnum,$cdom));
} else {
$r->print('\textbf{'.$Apache::lonnet::domaindescription{$cdom}.'}\\\\');
}
my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
my $allowed=0;
# does this user have privileges to post, etc?
my $privleged=$allowed=(($env{'user.name'} eq $cnum) &&
($env{'user.domain'} eq $cdom));
if ($forcestudent or $target eq 'tex') { $allowed=0; }
if ($allowed) {
my $query_string = &build_query_string({'forcestudent' => '1',});
$r->print('
'.&mt('Privacy Note').': '.
&mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.').
'
'.
&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'
Show Public View'.
&Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'
');
} elsif ($privleged && $target ne 'tex') {
my $query_string = &build_query_string({'forceedit' => '1',});
$r->print('
');
}
if (($env{'form.uploaddoc.filename'}) &&
($env{'form.storeupl'}) && ($allowed)) {
if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
if ($syllabus{'uploaded.photourl'}) {
&Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
}
$syllabus{'uploaded.photourl'}=
&Apache::lonnet::userfileupload('uploaddoc',undef,'aboutme');
}
$syllabus{'uploaded.lastmodified'}=time;
&Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
}
if ($allowed && $env{'form.delupl'}) {
if ($syllabus{'uploaded.photourl'}) {
&Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
delete($syllabus{'uploaded.photourl'});
&Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
}
}
if (($allowed) && ($env{'form.storesyl'})) {
foreach (keys %syllabusfields) {
my $field=$env{'form.'.$_};
$field=~s/\s+$//s;
$field=&Apache::lonfeedback::clear_out_html($field,
$env{'user.adv'});
$syllabus{$_}=$field;
}
$syllabus{'uploaded.lastmodified'}=time;
&Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
}
# ---------------------------------------------------------------- Get syllabus
if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
my $lastmod=$syllabus{'uploaded.lastmodified'};
$lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
$r->print(&mt('Last updated').': '.$lastmod);
if ($syllabus{'uploaded.photourl'}) {
&Apache::lonnet::allowuploaded('/adm/aboutme',
$syllabus{'uploaded.photourl'});
my $image=
qq{};
if ($target eq 'tex') {
$image=&Apache::lonxml::xmlparse($r,'tex',$image);
}
$r->print($image);
}
if ($allowed) {
$r->print(
''.
'');
}
if ($target ne 'tex') {$r->print('');} else {$r->print('\\\\');}
} else {
$r->print('
'.&mt('No personal information provided').'.
');
}
if ($target ne 'tex') {
&print_portfiles_link($r);
}
if ($env{'request.course.id'}) {
if (&Apache::lonnet::allowed('srm',$env{'request.course.id'})) {
if ($target ne 'tex') {
$r->print('');
$r->print('
'.
&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'
'.
&mt('Shared by course faculty and staff').
&Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message").
' ');
&Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
$r->print('');
if (&Apache::lonnet::allowed('vsa',
$env{'request.course.id'}) ||
&Apache::lonnet::allowed('vsa',
$env{'request.course.id'}.'/'.
$env{'request.course.sec'})) {
$r->print(&Apache::loncommon::track_student_link
('View recent activity by this student',
$cnum,$cdom).(' 'x2));
}
$r->print(&Apache::loncommon::noteswrapper('Add Records',$cnum,$cdom));
} else {
$r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
&Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
}
}
}
if ($target ne 'tex') {
$r->print(&Apache::loncommon::end_page());
} else {
$r->print('\end{document}');
}
return OK;
}
sub aboutme_info {
my ($r) = @_;
my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
my $name = &Apache::loncommon::plainname($cnum,$cdom);
return ($cdom,$cnum,$name);
}
sub print_portfiles_link {
my ($r) = @_;
my ($cdom,$cnum,$name) = &aboutme_info($r);
my $filecounts = &portfolio_files($r,'showlink');
my $query_string = &build_query_string({'action' => 'portfolio',});
my $output;
if ($filecounts->{'both'} > 0) {
$output = &mt('
';
$output .= &mt('A total of [_1] portfolio files owned by [_2] are available for viewing.',$filecounts->{'both'},$name).'
';
if ($filecounts->{'withoutpass'}) {
$output .= '
'.&mt('[_1] files are either publicly accessible, or directly available to you because of your current role, domain and/or username.',$filecounts->{'withoutpass'}).'
';
}
if ($filecounts->{'withpass'}) {
$output .= '
'.&mt('[_1] files will be available after you have entered a passphrase set for each specific file.',$filecounts->{'withpass'}).'
';
}
$output .= '
';
}
$r->print($output);
return;
}
sub build_query_string {
my ($new_items) = @_;
my $query_string;
my @formelements = ('register');
my $nonew = 1;
if (ref($new_items) eq 'HASH') {
$nonew = 0;
if (!defined($new_items->{'forceedit'}) &&
!defined($new_items->{'forcestudent'})) {
push(@formelements,('forceedit','forcestudent'));
}
} else {
push(@formelements,('forceedit','forcestudent'));
}
foreach my $element (@formelements) {
if (exists($env{'form.'.$element})) {
if (($nonew) || (!defined($new_items->{$element}))) {
$query_string .= '&'.$element.'='.$env{'form.'.$element};
}
}
}
if (!$nonew) {
foreach my $key (keys(%{$new_items})) {
$query_string .= '&'.$key.'='.$new_items->{$key};
}
}
$query_string =~ s/^\&/\?/;
return $query_string;
}
sub display_portfolio_header {
my ($r) = @_;
my ($cdom,$cnum,$name) = &aboutme_info($r);
my $query_string = &build_query_string();
&Apache::lonhtmlcommon::clear_breadcrumbs();
my $forcestudent='';
if ($env{'form.forcestudent'}) { $forcestudent='student'; };
my $output =
&Apache::loncommon::start_page('Viewable portfolio files',undef,
{'function' => $forcestudent,
'domain' => $cdom,});
&Apache::lonhtmlcommon::add_breadcrumb
({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
text=>"Personal information - $name",
title=>"Go to personal information page for $name"},
{href=>"/adm/$cdom/$cnum/aboutme?action=portfolio",
text=>"Viewable files - $name",
title=>"Viewable portfolio files for $name"}
);
$output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
$output .= '
'.&mt('Portfolio files for [_1]',$name).'
';
$r->print($output);
return;
}
sub display_portfolio_files {
my ($r,$lt) = @_;
my ($cdom,$cnum,$name) = aboutme_info($r);
my $portaccess = 'withoutpass';
if (exists($env{'form.portaccess'})) {
$portaccess = $env{'form.portaccess'};
}
my $output = '
';
$r->print($output);
my $filecounts = &portfolio_files($r,'listfiles',$lt);
my $query_string = &build_query_string();
$r->print('
'.
&mt('Information about [_1]',$name).'');
return;
}
sub portfolio_files {
my ($r,$mode,$lt) = @_;
my ($cdom,$cnum,$name) = &aboutme_info($r);
my $filecounts = {
withpass => 0,
withoutpass => 0,
both => 0,
};
my $current_permissions =
&Apache::lonnet::get_portfile_permissions($cdom,$cnum);
my %access_controls =
&Apache::lonnet::get_access_controls($current_permissions);
my %allfileshash;
my $portaccess;
if ($mode eq 'showlink') {
$portaccess = 'both';
} else {
$portaccess = 'withoutpass';
if (exists($env{'form.portaccess'})) {
$portaccess = $env{'form.portaccess'};
}
}
foreach my $filename (keys(%access_controls)) {
my $access_status =
&Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,undef,
$access_controls{$filename});
if ($portaccess eq 'both') {
if (($access_status ne 'ok') &&
($access_status !~ /^[^:]+:guest_/)) {
next;
}
} elsif ($portaccess eq 'withoutpass') {
if ($access_status ne 'ok') {
next;
}
} elsif ($portaccess eq 'withpass') {
if ($access_status !~ /^[^:]+:guest_/) {
next;
}
}
if ($mode eq 'listfiles') {
$filename =~ s/^\///;
my @pathitems = split('/',$filename);
my $lasthash = \%allfileshash;
while (@pathitems > 1) {
my $newlevel = shift(@pathitems);
if (!exists($lasthash->{$newlevel})) {
$lasthash->{$newlevel} = {};
}
$lasthash = $lasthash->{$newlevel};
}
$lasthash->{$pathitems[0]} = $filename;
}
if ($access_status eq 'ok') {
$filecounts->{'withoutpass'} ++;
} elsif ($access_status =~ /^[^:]+:guest_/) {
$filecounts->{'withpass'} ++;
}
}
$filecounts->{'both'} = $filecounts->{'withoutpass'} +
$filecounts->{'withpass'};
if ($mode eq 'listfiles') {
my $output;
if (keys(%allfileshash) > 0) {
my $depth = 0;
my $count = 0;
$output = '