1: # The LearningOnline Network
2: # Pick a student from the classlist
3: #
4: # $Id: lonpickstudent.pm,v 1.13 2006/03/16 21:34:04 albertel Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::lonpickstudent;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon;
34: use Apache::loncoursedata;
35: use Apache::lonnet;
36: use Apache::lonlocal;
37:
38: sub handler {
39: my $r = shift;
40: &Apache::loncommon::content_type($r,'text/html');
41: $r->send_http_header;
42: return OK if $r->header_only;
43:
44: # ------------------------------------------------------------ Print the screen
45: $r->print(&Apache::loncommon::start_page("Selecting a User",undef,
46: {'no_nav_bar' => 1}));
47:
48:
49: &Apache::loncommon::get_unprocessed_cgi
50: ($ENV{'QUERY_STRING'},['filter','form','unameelement','udomelement',
51: 'roles']);
52: # Allowed?
53: my $allowed;
54: my $scope = $env{'request.course.id'};
55: if (!($allowed = &Apache::lonnet::allowed('srm',$scope))) {
56: $scope .= '/'.$env{'request.course.sec'};
57: $allowed = &Apache::lonnet::allowed('srm',$scope);
58: if ($allowed) { $allowed = 'section'; }
59: }
60:
61: unless (($env{'form.roles'}) ||
62: (($env{'request.course.id'}) && ($allowed))) {
63: $r->print(&mt('No context.').
64: &Apache::loncommon::end_page());
65: return OK;
66: }
67:
68: # See if filter present
69:
70: my $filter=$env{'form.filter'};
71: $filter=~s/\W//g;
72: unless ($filter) { $filter='.'; }
73:
74: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
75: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
76: my $classlist=&Apache::loncoursedata::get_classlist();
77: my %grouplist=&Apache::lonnet::get_group_membership($cdom,$cnum);
78: my $now = time;
79: my %allgroups;
80: my @coursegroups = ();
81: if (&Apache::loncommon::coursegroups(\%allgroups,$cdom,$cnum)) {
82: @coursegroups = keys(%allgroups);
83: }
84:
85: # --------------------------------------- There is such a user, get environment
86:
87: $r->print(<<ENDSCRIPT);
88: <script>
89: function gochoose(uname,udom) {
90: opener.document.$env{'form.form'}.$env{'form.unameelement'}.value=uname;
91: var slct=opener.document.$env{'form.form'}.$env{'form.udomelement'};
92: var i;
93: for (i=0;i<slct.length;i++) {
94: if (slct.options[i].value==udom) { slct.selectedIndex=i; }
95: }
96: self.close();
97: }
98: </script>
99: ENDSCRIPT
100:
101: $r->print('<form>');
102: if ($allowed && (!$env{'form.roles'})) {
103: # -------------------------------------------------------- Get course personnel
104: $r->print('<h3>'.$env{'course.'.$env{'request.course.id'}.'.description'}.
105: '</h3>');
106: my %coursepersonnel=
107: &Apache::lonnet::get_course_adv_roles();
108: $r->print('<table border="2">');
109: foreach my $role (sort keys %coursepersonnel) {
110: foreach (split(/\,/,$coursepersonnel{$role})) {
111: my ($puname,$pudom)=split(/\:/,$_);
112: $r->print('<tr><td>'.
113: '<input type="button" value="Select" onClick="gochoose('.
114: "'".$puname."','".$pudom."')".'" /></td><td>'.$role.'</td><td>'.
115: &Apache::loncommon::aboutmewrapper(
116: &Apache::loncommon::plainname($puname,
117: $pudom),$puname,$pudom).'</td></tr>');
118: }
119: }
120: $r->print('</table><p> ');
121: if ($filter ne '.') {
122: $r->print('<br/ >'.&mt('Name starting with').' "'.$filter.'"<br />');
123: }
124: $r->print('</p><p><table><tr><th> </th><th>username</th><th>domain</th><th>Name</th><th>ID</th><th>section</th><th>active group(s)</th>');
125: # ------------------------------------------------------------------ Students
126: foreach (sort keys %$classlist) {
127: # the following undefs are for 'domain', and 'username' respectively.
128: my (undef,undef,$end,$start,$id,$section,$fullname,$status)=
129: @{$classlist->{$_}};
130: if ($allowed eq 'section' && $section ne $env{'request.course.sec'}) {
131: next;
132: }
133: if ($_=~/^(\w+)\:(\w+)$/) {
134: my ($uname,$udom)=($1,$2);
135: if (($uname=~/^$filter/) ||
136: ($fullname=~/^$filter/i)) {
137: my $grouplist = '';
138: foreach my $group (@coursegroups) {
139: if (exists($grouplist{$group.':'.$uname.':'.$udom})) {
140: my ($end,$start) = split(/:/,$grouplist{$group.':'.$uname.':'.$udom});
141: if (($end!=0) && ($end<$now)) { next; }
142: if (($start!=0) && ($start>$now)) {next; }
143: $grouplist .= " $group,";
144: }
145: }
146: $grouplist =~ s/,$//;
147: $r->print('<tr><td>'.
148: '<input type="button" value="'.&mt('Select').'" onClick="gochoose('.
149: "'".$uname."','".$udom."')".'" /></td>'.
150: '<td><tt>'.$uname.'</tt></td><td> <tt>'.$udom.
151: '</tt></td><td>'.
152: &Apache::loncommon::aboutmewrapper(
153: $fullname,
154: $uname,$udom).'</td><td>'.$id.'</td><td>'.$section.
155: '</td><td>'.$grouplist.'</td></tr>');
156: }
157: }
158: }
159:
160: $r->print('</table></p>');
161: } else {
162: $r->print('<h3>'.&mt('Users with Roles Assigned by').' '.
163: &Apache::loncommon::plainname($env{'user.name'},
164: $env{'user.domain'}).'</h3>');
165: if ($filter ne '.') {
166: $r->print('<br/ >'.&mt('Name starting with').' "'.$filter.'"<br />');
167: }
168: $r->print('<p><table>');
169: my %users=&Apache::lonnet::get_my_roles();
170: foreach (sort keys %users) {
171: if ($_=~/^(\w+)\:(\w+)\:(\w+)$/) {
172: my ($uname,$udom,$urole)=($1,$2,$3);
173: my $fullname=&Apache::loncommon::plainname($uname,$udom);
174: if (($uname=~/^$filter/) ||
175: ($fullname=~/^$filter/i)) {
176: $r->print('<tr><td>'.
177: '<input type="button" value="Select" onClick="gochoose('.
178: "'".$uname."','".$udom."')".'" /></td>'.
179: '<td><tt>'.$uname.'</tt></td><td><tt>'.$udom.
180: '</tt></td><td>'.
181: &Apache::loncommon::aboutmewrapper(
182: $fullname,
183: $uname,$udom).'</td><td><td>'.
184: &Apache::lonnet::plaintext($urole).
185: '</td></tr>');
186: }
187: }
188: }
189: $r->print('</table></p>');
190: }
191: $r->print('</form>'.&Apache::loncommon::end_page());
192: return OK;
193: }
194:
195: 1;
196: __END__
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