# The LearningOnline Network
# "About Me" Personal Information
#
# $Id: lonaboutme.pm,v 1.70.4.4 2010/11/01 13:35:42 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/
#
=pod
=head1 NAME
Apache::lonaboutme
=head1 SYNOPSIS
(empty)
This is part of the LearningOnline Network with CAPA project
described at http://www.lon-capa.org.
=head1 OVERVIEW
(empty)
=head1 SUBROUTINES
=over
=item handler()
=item in_course()
=item aboutme_info()
=item print_portfiles_link()
=item build_query_string()
=item display_portfolio_header()
=item display_portfolio_files()
=item portfolio_files()
=item build_hierarchy()
=item parse_directory()
=back
=cut
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();
use HTML::Entities();
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,undef,$action)=split(/\//,$r->uri);
my $is_course;
# Is this even a user?
if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
&Apache::loncommon::simple_error_page($r,'No info',
'No user information available');
return OK;
} else {
$is_course = &Apache::lonnet::is_course($cdom,$cnum);
}
my $candisplay = 1;
if (!$is_course) {
if ($action ne 'portfolio') {
$candisplay = &Apache::lonnet::usertools_access($cnum,$cdom,'aboutme');
if ((!$candisplay) && ($env{'request.course.id'})) {
$candisplay = &aboutme_access($cnum,$cdom);
}
if (!$candisplay) {
if ($target eq 'tex') {
$r->print('\noindent{\large\textbf{'.&mt('No user home page available').'}}\\\\\\\\');
} else {
$r->print(&Apache::loncommon::start_page("Personal Information Page"));
$r->print('
'.&mt('No personal information page available') .'
'.
&mt('This is a result of one of the following:').'
'.
'
'.&mt('The administrator of this domain has disabled personal information page functionality for this specific user.').'
'.
'
'.&mt('The domain has been configured to disable, by default, personal information page functionality for all users in the domain.').'
'.
'
');
$r->print(&Apache::loncommon::end_page());
}
return OK;
}
}
}
# --------------------------------------------------------- The syllabus fields
my %syllabusfields=&Apache::lonlocal::texthash(
'aaa_contactinfo' => 'Contact Information',
'bbb_aboutme' => 'Personal Information',
'ccc_webreferences' => 'Web References');
# ------------------------------------------------------------ Get Query String
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['forceedit','forcestudent',
'register','popup']);
# ----------------------------------------------- Available Portfolio file display
if (($target ne 'tex') && ($action eq 'portfolio')) {
&display_portfolio_header($r,$is_course);
if ((!$is_course) && (!&Apache::lonnet::usertools_access($cnum,$cdom,'portfolio'))) {
$r->print('
'.&mt('No user portfolio available') .'
'.
&mt('This is a result of one of the following:').'
'.
'
'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'
'.
'
'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'
'.
'
');
} else {
my ($blocked,$blocktext) =
&Apache::loncommon::blocking_status('port',$cnum,$cdom);
if (!$blocked) {
&display_portfolio_files($r,$is_course);
} else {
$r->print($blocktext);
}
$r->print(&Apache::loncommon::end_page());
return OK;
}
}
if ($is_course) {
if ($target ne 'tex') {
my $brcrum = [{href=>"/adm/navmaps",text=>"Navigate Course Contents"},
{href=>"/adm/aboutme",text=>"Course Information"}];
my $start_page =
&Apache::loncommon::start_page(
"Course Information",
undef,
{'function' => $env{'forcestudent'},
'domain' => $cdom,
'force_register' => $env{'forceregister'},
'bread_crumbs' => $brcrum});
$r->print($start_page);
$r->print('
'.&mt('Group Portfolio').'
');
&print_portfiles_link($r,$is_course);
$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 $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
my $args = {'function' => $forcestudent,
'domain' => $cdom,
'force_register' => $forceregister};
if ($env{'form.popup'}) {
$args->{'no_nav_bar'} = 1;
} else {
$args->{'bread_crumbs'} = [{href=>"/adm/$cdom/$cnum/aboutme",text=>"Personal Information Page"}];
}
my $start_page =
&Apache::loncommon::start_page("Personal Information Page",$rss_link,$args);
$r->print($start_page);
$r->print('
'.&Apache::loncommon::messagewrapper(&mt('Send me a message'),$cnum,$cdom).'
'.&Apache::lonrss::advertisefeeds($cnum,$cdom));
} else {
$r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
}
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','popup' => $env{'form.popup'}});
$r->print('
'.&mt('Privacy Note:').' '.
&mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.').
'
'.
&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).'
');
}
if (($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 my $syl_field (keys(%syllabusfields)) {
my $field=$env{'form.'.$syl_field};
$field=~s/\s+$//s;
$field=&Apache::lonfeedback::clear_out_html($field,
$env{'user.adv'});
$syllabus{$syl_field}=$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($r,$is_course);
}
if ($env{'request.course.id'}
&& &Apache::lonnet::allowed('srm',$env{'request.course.id'})
&& &in_course($cdom,$cnum)) {
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));
}
$r->print(&Apache::loncommon::noteswrapper(&mt('Add Records'),$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 ($target ne 'tex') {
if ($env{'request.course.id'}) {
if (&Apache::lonnet::allowed('vgr', $env{'request.course.id'}) ||
&Apache::lonnet::allowed('vgr', $env{'request.course.id'}.'/'.
$env{'request.course.sec'})) {
$r->print(''.&Apache::loncommon::slot_reservations_link('Slot reservation history',$cnum,$cdom));
}
}
if ($env{'form.popup'}) {
$r->print('
'.&mt('Close window').'');
}
$r->print(&Apache::loncommon::end_page());
} else {
$r->print('\end{document}');
}
return OK;
}
sub in_course {
my ($udom,$uname,$cdom,$cnum,$type) = @_;
$type ||= 'any';
if (!defined($cdom) || !defined($cnum)) {
my $cid = $env{'request.course.id'};
$cdom = $env{'course.'.$cid.'.domain'};
$cnum = $env{'course.'.$cid.'.num'};
}
my $typesref;
if ($type eq 'all') {
$typesref = ['active','previous','future'];
} elsif ($type eq 'previous' || $type eq 'future') {
$typesref = [$type];
}
my %roles = &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
$typesref,undef,[$cdom]);
my ($tmp) = keys(%roles);
return 0 if ($tmp =~ /^(con_lost|error|no_such_host)/i);
my @course_roles = grep(/^\Q$cnum\E:\Q$cdom\E:/, keys(%roles));
if (@course_roles > 0) {
return 1;
}
return 0;
}
sub aboutme_info {
my ($r,$is_course) = @_;
my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
my $name;
if (!$is_course) {
$name = &Apache::loncommon::plainname($cnum,$cdom);
}
return ($cdom,$cnum,$name);
}
sub print_portfiles_link {
my ($r,$is_course) = @_;
my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
$cdom,$cnum,$name);
my $query_string = &build_query_string();
my $output;
my %lt = &Apache::lonlocal::texthash(
vpfi => 'Viewable portfolio files',
vgpf => 'Viewable group portfolio files',
difl => 'Display file listing',
);
if ($filecounts->{'both'} > 0) {
$output = '