MDL-11433 Added decimals field to grade_items table
[moodle-pu.git] / group / members.php
blob143681c7eec74c821d66b6277d9149d8bf6e4f6c
1 <?php // $Id$
2 /**
3 * Add/remove members from group.
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
11 require_once('../config.php');
12 require_once('lib.php');
14 define("MAX_USERS_PER_PAGE", 5000);
16 $groupid = required_param('group', PARAM_INT);
17 $searchtext = optional_param('searchtext', '', PARAM_RAW); // search string
18 $showall = optional_param('showall', 0, PARAM_BOOL);
20 if ($showall) {
21 $searchtext = '';
24 if (!$group = get_record('groups', 'id', $groupid)) {
25 error('Incorrect group id');
28 if (!$course = get_record('course', 'id', $group->courseid)) {
29 print_error('invalidcourse');
31 $courseid = $course->id;
33 require_login($course);
34 $context = get_context_instance(CONTEXT_COURSE, $courseid);
35 require_capability('moodle/course:managegroups', $context);
37 $strsearch = get_string('search');
38 $strshowall = get_string('showall');
39 $returnurl = $CFG->wwwroot.'/group/index.php?id='.$courseid.'&group='.$group->id;
42 if ($frm = data_submitted() and confirm_sesskey()) {
44 if (isset($frm->cancel)) {
45 redirect($returnurl);
47 } else if (isset($frm->add) and !empty($frm->addselect)) {
49 foreach ($frm->addselect as $userid) {
50 if (! $userid = clean_param($userid, PARAM_INT)) {
51 continue;
53 if (!groups_add_member($groupid, $userid)) {
54 print_error('erroraddremoveuser', 'group', $returnurl);
58 } else if (isset($frm->remove) and !empty($frm->removeselect)) {
60 foreach ($frm->removeselect as $userid) {
61 if (! $userid = clean_param($userid, PARAM_INT)) {
62 continue;
64 if (!groups_remove_member($groupid, $userid)) {
65 print_error('erroraddremoveuser', 'group', $returnurl);
68 // MDL-9983
69 $eventdata = new object();
70 $eventdata -> groupid = $groupid;
71 $eventdata -> userid = $userid;
72 events_trigger('group_user_removed', $eventdata);
77 $groupmembersoptions = '';
78 $groupmemberscount = 0;
80 if ($groupmembers = groups_get_members($groupid)) {
81 foreach($groupmembers as $member) {
82 $groupmembersoptions .= '<option value="'.$member->id.'">'.fullname($member, true).'</option>';
83 $groupmemberscount ++;
86 } else {
87 $groupmembersoptions .= '<option>&nbsp;</option>';
90 $potentialmembers = array();
91 $potentialmembersoptions = '';
92 $potentialmemberscount = 0;
94 $potentialmembers = groups_get_users_not_in_group($courseid, $groupid, $searchtext);
95 if (!empty($potentialmembers)) {
96 $potentialmemberscount = count($potentialmembers);
97 } else {
98 $potentialmemberscount = 0;
100 if ($potentialmemberscount <= MAX_USERS_PER_PAGE) {
102 if ($potentialmembers != false) {
103 // Get other groups user already belongs to
104 $sql = "SELECT u.id AS userid, g.* FROM {$CFG->prefix}user u " .
105 "INNER JOIN {$CFG->prefix}groups_members gm ON u.id = gm.userid " .
106 "INNER JOIN {$CFG->prefix}groups g ON gm.groupid = g.id " .
107 "WHERE u.id IN (".implode(',',array_keys($potentialmembers)).") AND g.courseid = {$course->id} ";
108 $rs = get_recordset_sql($sql);
109 $groups = array();
110 $usergroups = array();
111 while ($usergroup = rs_fetch_next_record($rs)) {
112 $usergroups[$usergroup->userid][$usergroup->id] = $usergroup;
115 // Put the groupings into a hash and sorts them
116 foreach ($potentialmembers as $userid => $user) {
117 $nonmembers[$userid] = fullname($user)." (".@count($usergroups[$userid]).")";
119 natcasesort($nonmembers);
121 // Print out the HTML
122 foreach($nonmembers as $id => $name) {
123 $potentialmembersoptions .= "<option value=\"$id\">$name</option>\n";
125 } else {
126 $potentialmembersoptions .= '<option>&nbsp;</option>';
130 // Print the page and form
131 $strgroups = get_string('groups');
132 $strparticipants = get_string('participants');
133 $stradduserstogroup = get_string('adduserstogroup', 'group');
134 $strusergroupmembership = get_string('usergroupmembership', 'group');
136 $groupname = format_string($group->name);
138 $navlinks = array();
139 $navlinks[] = array('name' => $strparticipants, 'link' => "$CFG->wwwroot/user/index.php?id=$courseid", 'type' => 'misc');
140 $navlinks[] = array('name' => $strgroups, 'link' => "$CFG->wwwroot/group/index.php?id=$courseid", 'type' => 'misc');
141 $navlinks[] = array('name' => $stradduserstogroup, 'link' => null, 'type' => 'misc');
142 $navigation = build_navigation($navlinks);
144 print_header("$course->shortname: $strgroups", $course->fullname, $navigation, '', '', true, '', user_login_string($course, $USER));
146 // Print Javascript for showing the selected users group membership
148 <script type="text/javascript">
149 //<![CDATA[
150 var userSummaries = Array(
151 <?php
152 $membercnt = count($nonmembers);
153 $i=1;
154 foreach ($nonmembers as $userid => $potentalmember) {
156 if (isset($usergroups[$userid])) {
157 $usergrouplist = '<ul>';
159 foreach ($usergroups[$userid] as $groupitem) {
160 $usergrouplist .= '<li>'.addslashes(format_string($groupitem->name)).'</li>';
162 $usergrouplist .= '</ul>';
164 else {
165 $usergrouplist = '';
167 echo "'$usergrouplist'";
168 if ($i < $membercnt) {
169 echo ', ';
171 $i++;
176 function updateUserSummary() {
178 var selectEl = document.getElementById('addselect');
179 var summaryDiv = document.getElementById('group-usersummary');
180 var length = selectEl.length;
181 var selectCnt = 0;
182 var selectIdx = -1;
184 for(i=0;i<length;i++) {
185 if (selectEl.options[i].selected) {
186 selectCnt++;
187 selectIdx = i;
191 if (selectCnt == 1 && userSummaries[selectIdx]) {
192 summaryDiv.innerHTML = userSummaries[selectIdx];
193 } else {
194 summaryDiv.innerHTML = '';
197 return(true);
199 //]]>
200 </script>
202 <div id="addmembersform">
203 <h3 class="main"><?php print_string('adduserstogroup', 'group'); echo ": $groupname"; ?></h3>
205 <form id="assignform" method="post" action="members.php">
206 <div>
207 <input type="hidden" name="sesskey" value="<?php p(sesskey()); ?>" />
208 <input type="hidden" name="group" value="<?php echo $groupid; ?>" />
210 <table cellpadding="6" class="generaltable generalbox groupmanagementtable boxaligncenter" summary="">
211 <tr>
212 <td valign="top">
214 <label for="removeselect"><?php print_string('existingmembers', 'group', $groupmemberscount); //count($contextusers) ?></label>
215 </p>
216 <select name="removeselect[]" size="20" id="removeselect" multiple="multiple"
217 onfocus="document.getElementById('assignform').add.disabled=true;
218 document.getElementById('assignform').remove.disabled=false;
219 document.getElementById('assignform').addselect.selectedIndex=-1;"
220 onclick="this.focus();updateUserSummary();">
221 <?php echo $groupmembersoptions ?>
222 </select></td>
223 <td valign="top">
224 <?php // Hidden assignment? ?>
226 <?php check_theme_arrows(); ?>
227 <p class="arrow_button">
228 <input name="add" id="add" type="submit" value="<?php echo '&nbsp;'.$THEME->larrow.' &nbsp; &nbsp; '.get_string('add'); ?>" title="<?php print_string('add'); ?>" />
229 <br />
230 <input name="remove" id="remove" type="submit" value="<?php echo '&nbsp; '.$THEME->rarrow.' &nbsp; &nbsp; '.get_string('remove'); ?>" title="<?php print_string('remove'); ?>" />
231 </p>
232 </td>
233 <td valign="top">
235 <label for="addselect"><?php print_string('potentialmembers', 'group', $potentialmemberscount); //$usercount ?></label>
236 </p>
237 <select name="addselect[]" size="20" id="addselect" multiple="multiple"
238 onfocus="updateUserSummary();document.getElementById('assignform').add.disabled=false;
239 document.getElementById('assignform').remove.disabled=true;
240 document.getElementById('assignform').removeselect.selectedIndex=-1;"
241 onclick="this.focus();updateUserSummary();">
242 <?php
243 if ($potentialmemberscount > MAX_USERS_PER_PAGE) {
244 echo '<optgroup label="'.get_string('toomanytoshow').'"><option></option></optgroup>'."\n"
245 .'<optgroup label="'.get_string('trysearching').'"><option></option></optgroup>'."\n";
246 } else {
247 echo $potentialmembersoptions;
250 </select>
251 <br />
252 <label for="searchtext" class="accesshide"><?php p($strsearch) ?></label>
253 <input type="text" name="searchtext" id="searchtext" size="21" value="<?php p($searchtext, true) ?>"
254 onfocus ="getElementById('assignform').add.disabled=true;
255 getElementById('assignform').remove.disabled=true;
256 getElementById('assignform').removeselect.selectedIndex=-1;
257 getElementById('assignform').addselect.selectedIndex=-1;"
258 onkeydown = "var keyCode = event.which ? event.which : event.keyCode;
259 if (keyCode == 13) {
260 getElementById('assignform').previoussearch.value=1;
261 getElementById('assignform').submit();
262 } " />
263 <input name="search" id="search" type="submit" value="<?php p($strsearch) ?>" />
264 <?php
265 if (!empty($searchtext)) {
266 echo '<br /><input name="showall" id="showall" type="submit" value="'.$strshowall.'" />'."\n";
269 </td>
270 <td valign="top">
271 <p><?php p($strusergroupmembership) ?></p>
272 <div id="group-usersummary"></div>
273 </td>
274 </tr>
275 <tr><td>
276 <input type="submit" name="cancel" value="<?php print_string('backtogroups', 'group'); ?>" />
277 </td></tr>
278 </table>
279 </div>
280 </form>
281 </div>
283 <?php
284 print_footer($course);