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MDL-10383 - groups/groupings refactoring and improvements - basic UI for groupings implemented

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This commit is contained in:
skodak 2007-08-16 09:28:18 +00:00
parent baea72ec48
commit 62d6383803
12 changed files with 454 additions and 196 deletions
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207
group/assign.php
View file

@ -1,145 +1,108 @@
<?php
/**
* Add/remove members from group.
*
* @copyright &copy; 2006 The Open University
* @author N.D.Freear AT open.ac.uk
* @author J.White AT open.ac.uk
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* Add/remove group from grouping.
* @package groups
*/
require_once('../config.php');
require_once('lib.php');
define("MAX_USERS_PER_PAGE", 5000);
$groupingid = required_param('id', PARAM_INT);
$groupid = required_param('group', PARAM_INT);
$searchtext = optional_param('searchtext', '', PARAM_RAW); // search string
$showall = optional_param('showall', 0, PARAM_BOOL);
if ($showall) {
$searchtext = '';
}
require_login();
if (!$group = get_record('groups', 'id', $groupid)) {
if (!$grouping = get_record('groupings', 'id', $groupingid)) {
error('Incorrect group id');
}
if (! $course = get_record('course', 'id', $group->courseid)) {
if (! $course = get_record('course', 'id', $grouping->courseid)) {
print_error('invalidcourse');
}
require_login($course);
$courseid = $course->id;
$strsearch = get_string('search');
$strshowall = get_string('showall');
$returnurl = $CFG->wwwroot.'/group/index.php?id='.$courseid.'&group='.$groupid;
require_login($course);
$context = get_context_instance(CONTEXT_COURSE, $courseid);
require_capability('moodle/course:managegroups', $context);
if ($frm = data_submitted() and confirm_sesskey()) {
$returnurl = $CFG->wwwroot.'/group/groupings.php?id='.$courseid;
if (isset($frm->cancel)) {
redirect($returnurl);
} else if (isset($frm->add) and !empty($frm->addselect)) {
if ($frm = data_submitted() and confirm_sesskey()) {
foreach ($frm->addselect as $userid) {
if (! $userid = clean_param($userid, PARAM_INT)) {
continue;
}
if (!groups_add_member($groupid, $userid)) {
print_error('erroraddremoveuser', 'group', $returnurl);
}
if (isset($frm->cancel)) {
redirect($returnurl);
} else if (isset($frm->add) and !empty($frm->addselect)) {
foreach ($frm->addselect as $groupid) {
$groupid = (int)$groupid;
if (record_exists('groupings_groups', 'groupingid', $grouping->id, 'groupid', $groupid)) {
continue;
}
$assign = new object();
$assign->groupingid = $grouping->id;
$assign->groupid = $groupid;
$assign->timeadded = time();
insert_record('groupings_groups', $assign);
}
} else if (isset($frm->remove) and !empty($frm->removeselect)) {
} else if (isset($frm->remove) and !empty($frm->removeselect)) {
foreach ($frm->removeselect as $userid) {
if (! $userid = clean_param($userid, PARAM_INT)) {
continue;
}
if (!groups_remove_member($groupid, $userid)) {
print_error('erroraddremoveuser', 'group', $returnurl);
}
// MDL-9983
$eventdata = new object();
$eventdata -> groupid = $groupid;
$eventdata -> userid = $userid;
events_trigger('group_user_removed', $eventdata);
}
foreach ($frm->removeselect as $groupid) {
$groupid = (int)$groupid;
delete_records('groupings_groups', 'groupingid', $grouping->id, 'groupid', $groupid);
}
}
}
$groupmembers = groups_get_members($groupid);
$groupmembersoptions = '';
$groupmemberscount = 0;
if ($groupmembers != false) {
// Put the groupings into a hash and sorts them
foreach ($groupmembers as $userid) {
$listmembers[$userid] = groups_get_user_displayname($userid, $courseid);
$groupmemberscount ++;
}
natcasesort($listmembers);
// Print out the HTML
foreach($listmembers as $id => $name) {
$groupmembersoptions .= "<option value=\"$id\">$name</option>\n";
}
} else {
$groupmembersoptions .= '<option>&nbsp;</option>';
}
$currentmembers = array();
$potentialmembers = array();
$potentialmembers = array();
$potentialmembersoptions = '';
$potentialmemberscount = 0;
$potentialmembers = groups_get_users_not_in_group($courseid, $groupid, $searchtext);
if (!empty($potentialmembers)) {
$potentialmemberscount = count($potentialmembers);
} else {
$potentialmemberscount = 0;
}
if ($potentialmemberscount <= MAX_USERS_PER_PAGE) {
if ($potentialmembers != false) {
// Put the groupings into a hash and sorts them
foreach ($potentialmembers as $userid => $user) {
$nonmembers[$userid] = fullname($user);
//$nonmembers[$userid] = groups_get_user_displayname($userid, $courseid);
}
natcasesort($nonmembers);
// Print out the HTML
foreach($nonmembers as $id => $name) {
$potentialmembersoptions .= "<option value=\"$id\">$name</option>\n";
}
} else {
$potentialmembersoptions .= '<option>&nbsp;</option>';
if ($groups = get_records('groups', 'courseid', $courseid, 'name')) {
if ($assignment = get_records('groupings_groups', 'groupingid', $grouping->id)) {
foreach ($assignment as $ass) {
$currentmembers[$ass->groupid] = $groups[$ass->groupid];
unset($groups[$ass->groupid]);
}
}
$potentialmembers = $groups;
}
// Print the page and form
$strgroups = get_string('groups');
$strparticipants = get_string('participants');
$currentmembersoptions = '';
$currentmemberscount = 0;
if ($currentmembers) {
foreach($currentmembers as $group) {
$currentmembersoptions .= '<option value="'.$group->id.'.">'.format_string($group->name).'</option>';
$currentmemberscount ++;
}
} else {
$currentmembersoptions .= '<option>&nbsp;</option>';
}
$groupname = groups_get_group_displayname($groupid);
$potentialmembersoptions = '';
$potentialmemberscount = 0;
if ($potentialmembers) {
foreach($potentialmembers as $group) {
$potentialmembersoptions .= '<option value="'.$group->id.'.">'.format_string($group->name).'</option>';
$potentialmemberscount ++;
}
} else {
$potentialmembersoptions .= '<option>&nbsp;</option>';
}
print_header("$course->shortname: $strgroups",
$course->fullname,
"<a href=\"$CFG->wwwroot/course/view.php?id=$courseid\">$course->shortname</a> ".
"-> <a href=\"$CFG->wwwroot/user/index.php?id=$courseid\">$strparticipants</a> ".
"-> <a href=\"$CFG->wwwroot/group/index.php?id=$courseid\">$strgroups</a>".
'-> '. get_string('adduserstogroup', 'group'), '', '', true, '', user_login_string($course, $USER));
// Print the page and form
$strgroups = get_string('groups');
$strparticipants = get_string('participants');
$groupingname = format_string($grouping->name);
print_header("$course->shortname: $strgroups",
$course->fullname,
"<a href=\"$CFG->wwwroot/course/view.php?id=$courseid\">$course->shortname</a> ".
"-> <a href=\"$CFG->wwwroot/user/index.php?id=$courseid\">$strparticipants</a> ".
"-> <a href=\"$CFG->wwwroot/group/index.php?id=$courseid\">$strgroups</a>".
'-> '. get_string('addgroupstogroupings', 'group'), '', '', true, '', user_login_string($course, $USER));
?>
<div id="addmembersform">
<h3 class="main"><?php print_string('adduserstogroup', 'group'); echo " $groupname"; ?></h3>
<h3 class="main"><?php print_string('addgroupstogroupings', 'group'); echo ": $groupingname"; ?></h3>
<form id="assignform" method="post" action="">
<div>
@ -149,13 +112,13 @@ require_capability('moodle/course:managegroups', $context);
<table summary="" cellpadding="5" cellspacing="0">
<tr>
<td valign="top">
<label for="removeselect"><?php print_string('existingmembers', 'group', $groupmemberscount); //count($contextusers) ?></label>
<label for="removeselect"><?php print_string('existingmembers', 'group', $currentmemberscount); //count($contextusers) ?></label>
<br />
<select name="removeselect[]" size="20" id="removeselect" multiple="multiple"
onfocus="document.getElementById('assignform').add.disabled=true;
document.getElementById('assignform').remove.disabled=false;
document.getElementById('assignform').addselect.selectedIndex=-1;">
<?php echo $groupmembersoptions ?>
<?php echo $currentmembersoptions ?>
</select></td>
<td valign="top">
<?php // Hidden assignment? ?>
@ -174,37 +137,13 @@ require_capability('moodle/course:managegroups', $context);
onfocus="document.getElementById('assignform').add.disabled=false;
document.getElementById('assignform').remove.disabled=true;
document.getElementById('assignform').removeselect.selectedIndex=-1;">
<?php
if ($potentialmemberscount > MAX_USERS_PER_PAGE) {
echo '<optgroup label="'.get_string('toomanytoshow').'"><option></option></optgroup>'."\n"
.'<optgroup label="'.get_string('trysearching').'"><option></option></optgroup>'."\n";
} else {
echo $potentialmembersoptions;
}
?>
<?php echo $potentialmembersoptions ?>
</select>
<br />
<label for="searchtext" class="accesshide"><?php p($strsearch) ?></label>
<input type="text" name="searchtext" id="searchtext" size="30" value="<?php p($searchtext, true) ?>"
onfocus ="getElementById('assignform').add.disabled=true;
getElementById('assignform').remove.disabled=true;
getElementById('assignform').removeselect.selectedIndex=-1;
getElementById('assignform').addselect.selectedIndex=-1;"
onkeydown = "var keyCode = event.which ? event.which : event.keyCode;
if (keyCode == 13) {
getElementById('assignform').previoussearch.value=1;
getElementById('assignform').submit();
} " />
<input name="search" id="search" type="submit" value="<?php p($strsearch) ?>" />
<?php
if (!empty($searchtext)) {
echo '<input name="showall" id="showall" type="submit" value="'.$strshowall.'" />'."\n";
}
?>
</td>
</tr>
<tr><td>
<input type="submit" name="cancel" value="<?php print_string('backtogroups', 'group'); ?>" />
<input type="submit" name="cancel" value="<?php print_string('backtogroupings', 'group'); ?>" />
</td></tr>
</table>
</div>
@ -213,4 +152,6 @@ require_capability('moodle/course:managegroups', $context);
<?php
print_footer($course);
?>

8
group/group.php
View file

@ -14,10 +14,10 @@ require_once('lib.php');
require_once('group_form.php');
/// get url variables
$courseid = optional_param('courseid', PARAM_INT);
$id = optional_param('id', 0, PARAM_INT);
$delete = optional_param('delete', 0, PARAM_BOOL);
$confirm = optional_param('confirm', 0, PARAM_BOOL);
$courseid = optional_param('courseid', 0, PARAM_INT);
$id = optional_param('id', 0, PARAM_INT);
$delete = optional_param('delete', 0, PARAM_BOOL);
$confirm = optional_param('confirm', 0, PARAM_BOOL);
if ($id) {
if (!$group = get_record('groups', 'id', $id)) {

23
group/grouping.php
View file

@ -13,19 +13,19 @@ require_once('lib.php');
require_once('grouping_form.php');
/// get url variables
$courseid = optional_param('courseid', PARAM_INT);
$id = optional_param('id', 0, PARAM_INT);
$delete = optional_param('delete', 0, PARAM_BOOL);
$confirm = optional_param('confirm', 0, PARAM_BOOL);
$courseid = optional_param('courseid', 0, PARAM_INT);
$id = optional_param('id', 0, PARAM_INT);
$delete = optional_param('delete', 0, PARAM_BOOL);
$confirm = optional_param('confirm', 0, PARAM_BOOL);
if ($id) {
if (!$grouping = get_record('groupings', 'id', $id)) {
error('Group ID was incorrect');
}
if (empty($courseid)) {
$courseid = $group->courseid;
$courseid = $grouping->courseid;
} else if ($courseid != $group->courseid) {
} else if ($courseid != $grouping->courseid) {
error('Course ID was incorrect');
}
@ -45,7 +45,7 @@ require_login($course);
$context = get_context_instance(CONTEXT_COURSE, $course->id);
require_capability('moodle/course:managegroups', $context);
$returnurl = $CFG->wwwroot.'/group/index.php?id='.$course->id;
$returnurl = $CFG->wwwroot.'/group/groupings.php?id='.$course->id;
if ($id and $delete) {
@ -53,7 +53,7 @@ if ($id and $delete) {
print_header(get_string('deleteselectedgrouping', 'group'), get_string('deleteselectedgroup', 'group'));
$optionsyes = array('id'=>$id, 'delete'=>1, 'courseid'=>$courseid, 'sesskey'=>sesskey(), 'confirm'=>1);
$optionsno = array('id'=>$courseid);
notice_yesno(get_string('deletegroupingconfirm', 'group', $group->name), 'grouping.php', 'index.php', $optionsyes, $optionsno, 'get', 'get');
notice_yesno(get_string('deletegroupingconfirm', 'group', $grouping->name), 'grouping.php', 'groupings.php', $optionsyes, $optionsno, 'get', 'get');
print_footer();
die;
@ -64,7 +64,7 @@ if ($id and $delete) {
$eventdata->group = $id;
$eventdata->course = $courseid;
events_trigger('grouping_deleted', $eventdata);
redirect('index.php?id='.$course->id);
redirect($returnurl);
} else {
print_error('erroreditgrouping', 'group', $returnurl);
}
@ -99,7 +99,8 @@ if ($editform->is_cancelled()) {
}
$strgroups = get_string('groups');
$strgroups = get_string('groups');
$strgroupings = get_string('groupings', 'group');
$strparticipants = get_string('participants');
if ($id) {
@ -112,7 +113,7 @@ print_header("$course->shortname: ". $strheading,
$course->fullname,
"<a href=\"$CFG->wwwroot/course/view.php?id=$courseid\">$course->shortname</a> ".
"-> <a href=\"$CFG->wwwroot/user/index.php?id=$courseid\">$strparticipants</a> ".
"-> <a href=\"$returnurl\">$strgroups</a>".
"-> <a href=\"$returnurl\">$strgroupings</a>".
"-> $strheading", '', '', true, '', user_login_string($course, $USER));
print_heading($strheading);
$editform->display();

80
group/groupings.php Normal file
View file

@ -0,0 +1,80 @@
<?php // $Id$
// Allows a creator to edit groupings
require_once '../config.php';
require_once $CFG->dirroot.'/group/lib.php';
$courseid = required_param('id', PARAM_INT);
if (!$course = get_record('course', 'id', $courseid)) {
print_error('nocourseid');
}
require_login($course);
$context = get_context_instance(CONTEXT_COURSE, $course->id);
require_capability('moodle/course:managegroups', $context);
$strgrouping = get_string('grouping', 'group');
$strgroups = get_string('groups');
$strname = get_string('name');
$strdelete = get_string('delete');
$stredit = get_string('edit');
$srtnewgrouping = get_string('creategrouping', 'group');
$strgroups = get_string('groups');
$strgroupings = get_string('groupings', 'group');
$struses = get_string('activities');
$strparticipants = get_string('participants');
$strmanagegrping = get_String('addgroupstogrouping', 'group');
$navlinks = array(array('name'=>$strparticipants, 'link'=>$CFG->wwwroot.'/user/index.php?id='.$courseid, 'type'=>'misc'),
array('name'=>$strgroups, 'link'=>$CFG->wwwroot.'/group/index.php?id='.$courseid, 'type'=>'misc'),
array('name'=>$strgroupings, 'link'=>'', 'type'=>'misc'));
$navigation = build_navigation($navlinks);
/// Print header
print_header_simple($strgroupings, ': '.$strgroupings, $navigation, '', '', true, '', navmenu($course));
print_heading($strgroupings);
$data = array();
if ($groupings = get_records('groupings', 'courseid', $course->id)) {
foreach($groupings as $grouping) {
$line = array();
$line[0] = format_string($grouping->name);
if ($groups = groups_get_all_groups($courseid, 0, $grouping->id)) {
$groupnames = array();
foreach ($groups as $group) {
$groupnames[] = format_string($group->name);
}
$line[1] = implode(', ', $groupnames);
} else {
$line[1] = get_string('none');
}
$line[2] = (int)count_records('course_modules', 'course', $course->id, 'groupingid', $grouping->id);
$buttons = "<a title=\"$stredit\" href=\"grouping.php?id=$grouping->id\"><img".
" src=\"$CFG->pixpath/t/edit.gif\" class=\"iconsmall\" alt=\"$stredit\" /></a> ";
$buttons .= "<a title=\"$strdelete\" href=\"grouping.php?id=$grouping->id&amp;delete=1\"><img".
" src=\"$CFG->pixpath/t/delete.gif\" class=\"iconsmall\" alt=\"$strdelete\" /></a> ";
$buttons .= "<a title=\"$strmanagegrping\" href=\"assign.php?id=$grouping->id\"><img".
" src=\"$CFG->pixpath/i/group.gif\" class=\"iconsmall\" alt=\"$strmanagegrping\" /></a> ";
$line[3] = $buttons;
$data[] = $line;
}
}
$table->head = array($strgrouping, $strgroups, $struses, $stredit);
$table->size = array('30%', '50%', '10%', '10%');
$table->align = array('left', 'left', 'center', 'center');
$table->width = '90%';
$table->data = $data;
print_table($table);
echo '<div class="buttons">';
print_single_button('grouping.php', array('courseid'=>$courseid), $srtnewgrouping);
echo '</div>';
print_footer($course);
?>

38
group/index.php
View file

@ -47,9 +47,14 @@ if (!$course = get_record('course', 'id',$courseid)) {
case 'ajax_getmembersingroup':
$members = array();
if ($memberids = groups_get_members($groupid)) {
$member_names = groups_userids_to_user_names($memberids, $courseid);
if ($members = groups_get_members($groupid)) {
$member_names = array();
foreach($members as $member) {
$user = new object();
$user->id = $member->id;
$user->name = fullname($member, true);
$member_names[] = $user;
}
$json = new Services_JSON();
echo $json->encode($member_names);
}
@ -74,7 +79,7 @@ if (!$course = get_record('course', 'id',$courseid)) {
break;
case 'showaddmembersform':
redirect('assign.php?group='.$groupid);
redirect('members.php?group='.$groupid);
break;
case 'updatemembers': //Currently reloading.
@ -175,21 +180,22 @@ if (!$course = get_record('course', 'id',$courseid)) {
echo '<select name="user" id="members" size="15" class="select"'."\n";
echo ' onclick="window.status=this.options[this.selectedIndex].title;" onmouseout="window.status=\'\';">'."\n";
$userids = false;
if ($sel_groupid) {
$userids = groups_get_members($sel_groupid);
}
$member_names = array();
if ($userids) {
// Put the groupings into a hash and sort them
$user_names = groups_userids_to_user_names($userids, $courseid);
if(empty($user_names)) {
echo '<option>&nbsp;</option>';
} else {
foreach ($user_names as $user) {
echo "<option value=\"{$user->id}\" title=\"{$user->name}\">{$user->name}</option>\n";
if ($sel_groupid) {
if ($members = groups_get_members($groupid)) {
foreach($members as $member) {
$member_names[$member->id] = fullname($member, true);
}
}
}
if ($member_names) {
// Put the groupings into a hash and sort them
foreach ($member_names as $userid=>$username) {
echo "<option value=\"{$userid}\" title=\"{$username}\">{$username}</option>\n";
}
} else {
// Print an empty option to avoid the XHTML error of having an empty select element
echo '<option>&nbsp;</option>';

15
group/lib/basicgrouplib.php
View file

@ -27,21 +27,6 @@ require_once($CFG->dirroot.'/group/db/dbbasicgrouplib.php');
List functions
*****************************/
/**
* Returns the ids of the users in the specified group.
* @param int $groupid The groupid to get the users for
* @param string $membertype Either 'student', 'teacher' or false. The function
* only returns these
* types of group members. If set to false, returns all group members.
* @return array | false Returns an array of the user ids for the specified
* group or false if no users or an error returned.
*/
function groups_get_members($groupid, $membertype = false) {
$userids = groups_db_get_members($groupid);
return $userids;
}
/**
* Get the user ID and time added for each member of a group, for backup4.
* @return array An array of member records.

207
group/members.php Normal file
View file

@ -0,0 +1,207 @@
<?php
/**
* Add/remove members from group.
*
* @copyright &copy; 2006 The Open University
* @author N.D.Freear AT open.ac.uk
* @author J.White AT open.ac.uk
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package groups
*/
require_once('../config.php');
require_once('lib.php');
define("MAX_USERS_PER_PAGE", 5000);
$groupid = required_param('group', PARAM_INT);
$searchtext = optional_param('searchtext', '', PARAM_RAW); // search string
$showall = optional_param('showall', 0, PARAM_BOOL);
if ($showall) {
$searchtext = '';
}
if (!$group = get_record('groups', 'id', $groupid)) {
error('Incorrect group id');
}
if (!$course = get_record('course', 'id', $group->courseid)) {
print_error('invalidcourse');
}
$courseid = $course->id;
require_login($course);
$context = get_context_instance(CONTEXT_COURSE, $courseid);
require_capability('moodle/course:managegroups', $context);
$strsearch = get_string('search');
$strshowall = get_string('showall');
$returnurl = $CFG->wwwroot.'/group/index.php?id='.$courseid.'&group='.$group->id;
if ($frm = data_submitted() and confirm_sesskey()) {
if (isset($frm->cancel)) {
redirect($returnurl);
} else if (isset($frm->add) and !empty($frm->addselect)) {
foreach ($frm->addselect as $userid) {
if (! $userid = clean_param($userid, PARAM_INT)) {
continue;
}
if (!groups_add_member($groupid, $userid)) {
print_error('erroraddremoveuser', 'group', $returnurl);
}
}
} else if (isset($frm->remove) and !empty($frm->removeselect)) {
foreach ($frm->removeselect as $userid) {
if (! $userid = clean_param($userid, PARAM_INT)) {
continue;
}
if (!groups_remove_member($groupid, $userid)) {
print_error('erroraddremoveuser', 'group', $returnurl);
}
// MDL-9983
$eventdata = new object();
$eventdata -> groupid = $groupid;
$eventdata -> userid = $userid;
events_trigger('group_user_removed', $eventdata);
}
}
}
$groupmembersoptions = '';
$groupmemberscount = 0;
if ($groupmembers = groups_get_members($groupid)) {
foreach($groupmembers as $member) {
$groupmembersoptions .= '<option value="'.$member->id.'">'.fullname($member, true).'</option>';
$groupmemberscount ++;
}
} else {
$groupmembersoptions .= '<option>&nbsp;</option>';
}
$potentialmembers = array();
$potentialmembersoptions = '';
$potentialmemberscount = 0;
$potentialmembers = groups_get_users_not_in_group($courseid, $groupid, $searchtext);
if (!empty($potentialmembers)) {
$potentialmemberscount = count($potentialmembers);
} else {
$potentialmemberscount = 0;
}
if ($potentialmemberscount <= MAX_USERS_PER_PAGE) {
if ($potentialmembers != false) {
// Put the groupings into a hash and sorts them
foreach ($potentialmembers as $userid => $user) {
$nonmembers[$userid] = fullname($user);
}
natcasesort($nonmembers);
// Print out the HTML
foreach($nonmembers as $id => $name) {
$potentialmembersoptions .= "<option value=\"$id\">$name</option>\n";
}
} else {
$potentialmembersoptions .= '<option>&nbsp;</option>';
}
}
// Print the page and form
$strgroups = get_string('groups');
$strparticipants = get_string('participants');
$groupname = format_string($group->name);
print_header("$course->shortname: $strgroups",
$course->fullname,
"<a href=\"$CFG->wwwroot/course/view.php?id=$courseid\">$course->shortname</a> ".
"-> <a href=\"$CFG->wwwroot/user/index.php?id=$courseid\">$strparticipants</a> ".
"-> <a href=\"$CFG->wwwroot/group/index.php?id=$courseid\">$strgroups</a>".
'-> '. get_string('adduserstogroup', 'group'), '', '', true, '', user_login_string($course, $USER));
?>
<div id="addmembersform">
<h3 class="main"><?php print_string('adduserstogroup', 'group'); echo ": $groupname"; ?></h3>
<form id="assignform" method="post" action="members.php">
<div>
<input type="hidden" name="sesskey" value="<?php p(sesskey()); ?>" />
<input type="hidden" name="group" value="<?php echo $groupid; ?>" />
<table summary="" cellpadding="5" cellspacing="0">
<tr>
<td valign="top">
<label for="removeselect"><?php print_string('existingmembers', 'group', $groupmemberscount); //count($contextusers) ?></label>
<br />
<select name="removeselect[]" size="20" id="removeselect" multiple="multiple"
onfocus="document.getElementById('assignform').add.disabled=true;
document.getElementById('assignform').remove.disabled=false;
document.getElementById('assignform').addselect.selectedIndex=-1;">
<?php echo $groupmembersoptions ?>
</select></td>
<td valign="top">
<?php // Hidden assignment? ?>
<?php check_theme_arrows(); ?>
<p class="arrow_button">
<input name="add" id="add" type="submit" value="<?php echo '&nbsp;'.$THEME->larrow.' &nbsp; &nbsp; '.get_string('add'); ?>" title="<?php print_string('add'); ?>" />
<br />
<input name="remove" id="remove" type="submit" value="<?php echo '&nbsp; '.$THEME->rarrow.' &nbsp; &nbsp; '.get_string('remove'); ?>" title="<?php print_string('remove'); ?>" />
</p>
</td>
<td valign="top">
<label for="addselect"><?php print_string('potentialmembers', 'group', $potentialmemberscount); //$usercount ?></label>
<br />
<select name="addselect[]" size="20" id="addselect" multiple="multiple"
onfocus="document.getElementById('assignform').add.disabled=false;
document.getElementById('assignform').remove.disabled=true;
document.getElementById('assignform').removeselect.selectedIndex=-1;">
<?php
if ($potentialmemberscount > MAX_USERS_PER_PAGE) {
echo '<optgroup label="'.get_string('toomanytoshow').'"><option></option></optgroup>'."\n"
.'<optgroup label="'.get_string('trysearching').'"><option></option></optgroup>'."\n";
} else {
echo $potentialmembersoptions;
}
?>
</select>
<br />
<label for="searchtext" class="accesshide"><?php p($strsearch) ?></label>
<input type="text" name="searchtext" id="searchtext" size="30" value="<?php p($searchtext, true) ?>"
onfocus ="getElementById('assignform').add.disabled=true;
getElementById('assignform').remove.disabled=true;
getElementById('assignform').removeselect.selectedIndex=-1;
getElementById('assignform').addselect.selectedIndex=-1;"
onkeydown = "var keyCode = event.which ? event.which : event.keyCode;
if (keyCode == 13) {
getElementById('assignform').previoussearch.value=1;
getElementById('assignform').submit();
} " />
<input name="search" id="search" type="submit" value="<?php p($strsearch) ?>" />
<?php
if (!empty($searchtext)) {
echo '<input name="showall" id="showall" type="submit" value="'.$strshowall.'" />'."\n";
}
?>
</td>
</tr>
<tr><td>
<input type="submit" name="cancel" value="<?php print_string('backtogroups', 'group'); ?>" />
</td></tr>
</table>
</div>
</form>
</div>
<?php
print_footer($course);
?>