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File:  [LON-CAPA] / loncom / interface / lonpickstudent.pm
Revision 1.3: download - view: text, annotated - select for diffs
Mon Jan 6 13:53:26 2003 UTC (21 years, 4 months ago) by www
Branches: MAIN
CVS tags: HEAD
Using loncoursedata::get_classlist

# The LearningOnline Network
# Pick a student from the classlist
#
# $Id: lonpickstudent.pm,v 1.3 2003/01/06 13:53:26 www 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::lonpickstudent;

use strict;
use Apache::Constants qw(:common);
use Apache::loncommon;
use Apache::loncoursedata;
use Apache::lonnet;

sub handler {
    my $r = shift;
    $r->content_type('text/html');
    $r->send_http_header;
    return OK if $r->header_only;

# ------------------------------------------------------------ Print the screen
    $r->print(<<ENDDOCUMENT);
<html>
<head>
<title>The LearningOnline Network with CAPA</title>
</head>
ENDDOCUMENT

# Is this even in a course?
    unless ($ENV{'request.course.id'}) {
	$r->print('<body>Not in a course</body>');
        return OK;
    }
	  
    unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
	$r->print('<body>No course listing</body>');
        return OK;
    }



    &Apache::loncommon::get_unprocessed_cgi
        ($ENV{'QUERY_STRING'},['filter','form','unameelement','udomelement']);
    my $filter=$ENV{'form.filter'};
    $filter=~s/\W//g;
    unless ($filter) { $filter='.'; }

    my $classlist=&Apache::loncoursedata::get_classlist();
       
# --------------------------------------- There is such a user, get environment

    $r->print(&Apache::loncommon::bodytag("Selecting a User"));
    $r->print(<<ENDSCRIPT);
<script>
function gochoose(uname,udom) {
    opener.document.$ENV{'form.form'}.$ENV{'form.unameelement'}.value=uname;
    var slct=opener.document.$ENV{'form.form'}.$ENV{'form.udomelement'};
    var i;
    for (i=0;i<slct.length;i++) {
        if (slct[i]==udom) { slct.selectedIndex=i; }
    }
    self.close();
}
</script>
ENDSCRIPT
    
    $r->print('<h3>'.$ENV{'course.'.$ENV{'request.course.id'}.'.description'}.
              '</h3>');
    if ($filter ne '.') {
       $r->print('Name starting with "'.$filter.'"<br />');
    }
    $r->print('<form><table>');  
    foreach (sort keys %$classlist) {
        # the following undefs are for 'domain', and 'username' respectively.
	my (undef,undef,$end,$start,$id,$section,$fullname,$status)=
            @{$classlist->{$_}};
        if ($_=~/^(\w+)\:(\w+)$/) {
	    my ($uname,$udom)=($1,$2);
	    if (($uname=~/^$filter/) || 
                ($fullname=~/^$filter/i)) {
	       $r->print('<tr><td>'.
                      '<input type="button" value="Select" onClick="gochoose('.
                      "'".$uname."','".$udom."')".'" /></td>'.
                         '<td><tt>'.$uname.'</tt></td><td><tt>'.$udom.
                         '</tt></td><td>'.
                         &Apache::loncommon::aboutmewrapper(
                         $fullname,
                         $uname,$udom).'</td><td>'.$id.'</td><td>'.$section.
                                       '</td></tr>');
	   }
        }
    }

    $r->print('</table></form></body></html>');
    return OK;
} 

1;
__END__
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