cvsimport fixups -- cvshead had strayed from upstream
[moodle.git] / group / assign.php
CommitLineData
f3f7610c
ML
1<?php
2/**
3 * Add/remove members from group.
4 *
5 * @copyright &copy; 2006 The Open University
6 * @author N.D.Freear AT open.ac.uk
7 * @author J.White AT open.ac.uk
8 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
9 * @package groups
10 */
11require_once('../config.php');
12require_once('lib.php');
13require_once($CFG->libdir.'/moodlelib.php');
14
15$success = true;
16
17$courseid = required_param('courseid', PARAM_INT);
18$groupingid = required_param('grouping', PARAM_INT);
19$groupid = required_param('group', PARAM_INT);
20
21// Get the course information so we can print the header and
22// check the course id is valid
23$course = groups_get_course_info($courseid);
24if (! $course) {
25 $success = false;
26 print_error('The course ID is invalid');
27}
28
29if ($success) {
30 // Make sure that the user has permissions to manage groups.
31 require_login($courseid);
32
33 $context = get_context_instance(CONTEXT_COURSE, $courseid);
34 if (! has_capability('moodle/course:managegroups', $context)) {
35 redirect();
36 }
37
38 if ($frm = data_submitted() and confirm_sesskey()) {
39
40 if (isset($frm->cancel)) {
41 redirect('index.php?id='. $courseid
42 .'&groupingid='. $groupingid .'&groupid='. $groupid);
43 }
44 elseif (isset($frm->add) and !empty($frm->addselect)) {
45
46 foreach ($frm->addselect as $userid) {
47 if (! $userid = clean_param($userid, PARAM_INT)) {
48 continue;
49 }
50 //echo "Try user $userid, group $groupid<br>\n";
51 $success = groups_add_member($groupid, $userid);
52 if (! $success) {
53 print_error('Failed to add user $userid to group.');
54 }
55 }
56 }
57 elseif (isset($frm->remove) and !empty($frm->removeselect)) {
58
59 foreach ($frm->removeselect as $userid) {
60 if (! $userid = clean_param($userid, PARAM_INT)) {
61 continue;
62 }
63 $success = groups_remove_member($groupid, $userid);
64 if (! $success) {
65 print_error('Failed to remove user $userid from group.');
66 }
67 }
68 }
69 }
70
71 // Print the page and form
72 $strgroups = get_string('groups');
73 $strparticipants = get_string('participants');
74
75 $groupname = groups_get_group_displayname($groupid);
76
77 print_header("$course->shortname: $strgroups",
78 "$course->fullname",
79 "<a href=\"$CFG->wwwroot/course/view.php?id=$courseid\">$course->shortname</a> ".
80 "-> <a href=\"$CFG->wwwroot/user/index.php?id=$courseid\">$strparticipants</a> ".
81 "-> $strgroups", '', '', true, '', user_login_string($course, $USER));
82
83 //require_once('assign-form.html');
84?>
85<div id="addmembersform">
86 <h3 class="main"><?php print_string('adduserstogroup', 'group'); echo " $groupname"; ?></h3>
87
88 <form name="assignform" id="assignform" method="post" action="">
89
90 <input type="hidden" name="sesskey" value="<?php p(sesskey()); ?>" />
91 <input type="hidden" name="courseid" value="<?php p($courseid); ?>" />
92 <input type="hidden" name="grouping" value="<?php echo $groupingid; ?>" />
93 <input type="hidden" name="group" value="<?php echo $groupid; ?>" />
94
95 <table summary="" align="center" cellpadding="5" cellspacing="0">
96 <tr>
97 <td valign="top">
98 <label for="removeselect"><?php print_string('existingusers', 'role'); //count($contextusers) ?></label>
99 <br />
100 <select name="removeselect[]" size="20" id="removeselect" multiple="multiple"
101 onfocus="document.assignform.add.disabled=true;
102 document.assignform.remove.disabled=false;
103 document.assignform.addselect.selectedIndex=-1;">
104<?php
105 $userids = groups_get_members($groupid);
106
107 if ($userids != false) {
108 // Put the groupings into a hash and sorts them
109 foreach ($userids as $userid) {
110 $listmembers[$userid] = groups_get_user_displayname($userid, $courseid);
111 }
112 natcasesort($listmembers);
113
114 // Print out the HTML
115 foreach($listmembers as $id => $name) {
116 echo "<option value=\"$id\">$name</option>\n";
117 }
118 }
119?>
120 </select></td>
121 <td valign="top">
122<?php // Hidden assignment? ?>
123
124 <?php check_theme_arrows(); ?>
125 <p class="arrow_button">
126 <input name="add" id="add" type="submit" value="<?php echo '&nbsp;'.$THEME->larrow.' &nbsp; &nbsp; '.get_string('add'); ?>" title="<?php print_string('add'); ?>" />
127 <br />
128 <input name="remove" id="remove" type="submit" value="<?php echo '&nbsp; '.$THEME->rarrow.' &nbsp; &nbsp; '.get_string('remove'); ?>" title="<?php print_string('remove'); ?>" />
129 </p>
130 </td>
131 <td valign="top">
132 <label for="addselect"><?php print_string('potentialusers', 'role'); //$usercount ?></label>
133 <br />
134 <select name="addselect[]" size="20" id="addselect" multiple="multiple"
135 onfocus="document.assignform.add.disabled=false;
136 document.assignform.remove.disabled=true;
137 document.assignform.removeselect.selectedIndex=-1;">
138 <?php
139 $showall = 0;
140 unset($userids);
141 if ($showall == 0 && $groupingid != GROUP_NOT_IN_GROUPING) {
142 $userids = groups_get_users_not_in_any_group_in_grouping($courseid, $groupingid, $groupid);
143 } else {
144 $userids = groups_get_users_not_in_group($courseid, $groupid);
145 }
146
147 if ($userids != false) {
148 // Put the groupings into a hash and sorts them
149 foreach ($userids as $userid) {
150 $nonmembers[$userid] = groups_get_user_displayname($userid, $courseid);
151 }
152 natcasesort($nonmembers);
153
154 // Print out the HTML
155 foreach($nonmembers as $id => $name) {
156 echo "<option value=\"$id\">$name</option>\n";
157 }
158 }
159 ?>
160 </select>
161 <br />
162 <?php //TODO: Search box
163
164 if (!empty($searchtext)) {
165 echo '<input name="showall" id="showall" type="submit" value="'.$strshowall.'" />'."\n";
166 }
167 ?>
168 </td>
169 </tr>
170 <tr><td>
171 <input type="submit" name="cancel" value="<?php print_string('return', 'group'); ?>" />
172 </td></tr>
173 </table>
174
175 </form>
176</div>
177
178<?php
179 print_footer($course);
180}
181
182?>