File:
[LON-CAPA] /
loncom /
interface /
lonblockingstatus.pm
Revision
1.7:
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Fri Feb 19 10:20:03 2010 UTC (15 years, 1 month ago) by
bisitz
Branches:
MAIN
CVS tags:
version_2_10_X,
version_2_10_1,
version_2_10_0_RC2,
version_2_10_0_RC1,
version_2_10_0,
loncapaMITrelate_1,
language_hyphenation_merge,
language_hyphenation,
PRINT_INCOMPLETE_base,
PRINT_INCOMPLETE,
HEAD,
BZ4492-merge,
BZ4492-feature_horizontal_radioresponse
Consistent Wording
# The LearningOnline Network with CAPA
# displays the blocking status table
#
# $Id: lonblockingstatus.pm,v 1.7 2010/02/19 10:20:03 bisitz 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::lonblockingstatus;
use strict;
use Apache::Constants qw(:common);
use Apache::loncommon();
use Apache::lonnet;
use Apache::lonlocal;
sub handler {
my $r = shift;
Apache::loncommon::no_cache($r);
Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
$r->print( Apache::loncommon::start_page(
'Communication Blocking Status Information',
undef, {'only_body' => 1}));
$r->print(blockpage());
$r->print(Apache::loncommon::end_page());
return OK;
}
sub blockpage {
# determine what kind of blocking we want details for
Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['activity']);
my $activity = $env{'form.activity'};
if ($activity !~ /^[a-z]+$/) { return 'Error'; }
# in case of a portfolio block we need to determine the owner of the files
# we're trying to look at. This information is passed via query string.
my ($uname, $udom);
if ($activity eq 'port') {
Apache::loncommon::get_unprocessed_cgi(
$ENV{'QUERY_STRING'}, ['udom', 'uname'] );
($uname, $udom) = ($env{'form.uname'}, $env{'form.udom'});
#TODO sanitize input: $uname, $udom
}
# retrieve start/end of possible active blocking
my %setters;
my ($startblock, $endblock) = Apache::loncommon::blockcheck(
\%setters, $activity, $uname, $udom);
# nothing to do if there's no active blocking
unless ($startblock && $endblock) { return ''; }
# lookup $activity -> description
#possible activity #corresponding description
my $description =
$activity eq 'boards' ? 'Discussion posts in this course'
: $activity eq 'chat' ? 'Chat Room'
: $activity eq 'msgdisplay' ? 'This message'
: $activity eq 'blogs' ? 'Blogs'
: $activity eq 'groups' ? 'Groups in this course'
: $activity eq 'port' ? get_portfolio_category(
$uname, $udom, \%setters)
: 'Communication';
my $showstart = Apache::lonlocal::locallocaltime($startblock);
my $showend = Apache::lonlocal::locallocaltime($endblock);
my $output;
if ( ref($description) ne 'ARRAY' ) {
#default: $description is one of the above descriptions
$output = mt( $description
. ' will be inaccessible between [_1] and [_2] because'
. ' communication is being blocked.'
,$showstart, $showend);
} else {
# @$description is is the array returned from get_portfolio_category()
# and contains the description (e.g. "Portfolio files belonging to [_1]"
# and the value for [_1]
$output = mt( $$description[0]
. ' will be inaccessible between [_2] and [_3] because'
. ' communication is being blocked.'
,$$description[1], $showstart, $showend)
}
$output = "<p class=\"LC_info\">$output</p>";
# show a table containing details, except if user is trying to look
# at a different user's portfolio files
if ( $activity ne 'port' # no portfolio
|| ( $uname eq $env{'user.name'} # or own portfolio
&& $udom eq $env{'user.domain'} )
|| Apache::lonnet::is_course($udom, $uname) ) # or portfolio of a course
{
$output .= build_block_table($startblock,$endblock,\%setters);
}
return $output;
}
sub build_block_table {
my ($startblock,$endblock,$setters) = @_;
my %lt = &Apache::lonlocal::texthash(
'cacb' => 'Currently active communication blocks',
'cour' => 'Course',
'dura' => 'Duration',
'blse' => 'Block set by'
);
my $output;
$output = Apache::loncommon::start_data_table()
. Apache::loncommon::data_table_caption($lt{'cacb'})
. Apache::loncommon::start_data_table_header_row()
. "<th>$lt{'cour'}</th> <th>$lt{'dura'}</th> <th>$lt{'blse'}</th>"
. Apache::loncommon::end_data_table_header_row();
foreach my $course (keys(%{$setters})) {
my %courseinfo=&Apache::lonnet::coursedescription($course);
for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
my $fullname = Apache::loncommon::plainname($uname,$udom);
if (defined($env{'user.name'}) && defined($env{'user.domain'})
&& $env{'user.name'} ne 'public'
&& $env{'user.domain'} ne 'public')
{
$fullname = Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
}
my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
$openblock = &Apache::lonlocal::locallocaltime($openblock);
$closeblock= &Apache::lonlocal::locallocaltime($closeblock);
my $duration = mt('[_1] to [_2]', $openblock, $closeblock);
$output .= Apache::loncommon::start_data_table_row()
. "<td>$courseinfo{'description'}</td>"
. "<td>$duration</td>"
. "<td>$fullname</td>"
. Apache::loncommon::end_data_table_row();
}
}
$output .= Apache::loncommon::end_data_table();
}
sub get_portfolio_category {
my ($uname, $udom, $setters) = @_;
if ($uname eq $env{'user.name'} && $udom eq $env{'user.domain'}) {
# user's portolfio files
return 'Your portfolio files';
} elsif (Apache::lonnet::is_course($udom, $uname)) {
# group portfolio files
my $coursedesc;
foreach my $course (keys(%{$setters})) {
my %courseinfo = Apache::lonnet::coursedescription($course);
$coursedesc = $courseinfo{'description'};
}
return ["Group portfolio in the course '[_1]'", $coursedesc];
} else {
# different user's portfolio files
my $plainname = Apache::loncommon::plainname($uname, $udom);
unless ( $env{'user.name'} eq 'public'
&& $env{'user.domain'} eq 'public' )
{
$plainname = Apache::loncommon::aboutmewrapper(
$plainname, $uname, $udom);
}
return ['Portfolio files belonging to [_1]', $plainname];
}
}
1;
__END__
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