group MDL-19798 Updated print_header and build_navigation to OUTPUT and PAGE equivalents
[moodle.git] / group / assign.php
1 <?php  // $Id$
2 /**
3  * Add/remove group from grouping.
4  * @package groups
5  */
6 require_once('../config.php');
7 require_once('lib.php');
9 $groupingid = required_param('id', PARAM_INT);
11 if (!$grouping = $DB->get_record('groupings', array('id'=>$groupingid))) {
12     print_error('invalidgroupid');
13 }
15 if (!$course = $DB->get_record('course', array('id'=>$grouping->courseid))) {
16     print_error('invalidcourse');
17 }
18 $courseid = $course->id;
20 require_login($course);
21 $context = get_context_instance(CONTEXT_COURSE, $courseid);
22 require_capability('moodle/course:managegroups', $context);
24 $returnurl = $CFG->wwwroot.'/group/groupings.php?id='.$courseid;
27 if ($frm = data_submitted() and confirm_sesskey()) {
29     if (isset($frm->cancel)) {
30         redirect($returnurl);
32     } else if (isset($frm->add) and !empty($frm->addselect)) {
33         foreach ($frm->addselect as $groupid) {
34             groups_assign_grouping($grouping->id, (int)$groupid);
35         }
37     } else if (isset($frm->remove) and !empty($frm->removeselect)) {
38         foreach ($frm->removeselect as $groupid) {
39             groups_unassign_grouping($grouping->id, (int)$groupid);
40         }
41     }
42 }
45 $currentmembers = array();
46 $potentialmembers  = array();
48 if ($groups = $DB->get_records('groups', array('courseid'=>$courseid), 'name')) {
49     if ($assignment = $DB->get_records('groupings_groups', array('groupingid'=>$grouping->id))) {
50         foreach ($assignment as $ass) {
51             $currentmembers[$ass->groupid] = $groups[$ass->groupid];
52             unset($groups[$ass->groupid]);
53         }
54     }
55     $potentialmembers = $groups;
56 }
58 $currentmembersoptions = '';
59 $currentmemberscount = 0;
60 if ($currentmembers) {
61     foreach($currentmembers as $group) {
62         $currentmembersoptions .= '<option value="'.$group->id.'.">'.format_string($group->name).'</option>';
63         $currentmemberscount ++;
64     }
66     // Get course managers so they can be hilited in the list
67     if ($managerroles = get_config('', 'coursemanager')) {
68         $coursemanagerroles = split(',', $managerroles);
69         foreach ($coursemanagerroles as $roleid) {
70             $role = $DB->get_record('role', array('id'=>$roleid));
71             $canseehidden = has_capability('moodle/role:viewhiddenassigns', $context);
72             $managers = get_role_users($roleid, $context, true, 'u.id', 'u.id ASC', $canseehidden);
73         }
74     }
75 } else {
76     $currentmembersoptions .= '<option>&nbsp;</option>';
77 }
79 $potentialmembersoptions = '';
80 $potentialmemberscount = 0;
81 if ($potentialmembers) {
82     foreach($potentialmembers as $group) {
83         $potentialmembersoptions .= '<option value="'.$group->id.'.">'.format_string($group->name).'</option>';
84         $potentialmemberscount ++;
85     }
86 } else {
87     $potentialmembersoptions .= '<option>&nbsp;</option>';
88 }
90 // Print the page and form
91 $strgroups = get_string('groups');
92 $strparticipants = get_string('participants');
93 $straddgroupstogroupings = get_string('addgroupstogroupings', 'group');
95 $groupingname = format_string($grouping->name);
97 $PAGE->navbar->add($strparticipants, new moodle_url($CFG->wwwroot.'/user/index.php', array('id'=>$courseid)));
98 $PAGE->navbar->add($strgroups, new moodle_url($CFG->wwwroot.'/group/index.php', array('id'=>$courseid)));
99 $PAGE->navbar->add($straddgroupstogroupings);
101 /// Print header
102 $PAGE->set_title("$course->shortname: $strgroups");
103 $PAGE->set_heading($course->fullname);
104 $PAGE->set_headingmenu(user_login_string($course, $USER));
105 echo $OUTPUT->header();
107 ?>
108 <div id="addmembersform">
109     <h3 class="main"><?php print_string('addgroupstogroupings', 'group'); echo ": $groupingname"; ?></h3>
111     <form id="assignform" method="post" action="">
112     <div>
113     <input type="hidden" name="sesskey" value="<?php p(sesskey()); ?>" />
115     <table summary="" cellpadding="5" cellspacing="0">
116     <tr>
117       <td valign="top">
118           <label for="removeselect"><?php print_string('existingmembers', 'group', $currentmemberscount); ?></label>
119           <br />
120           <select name="removeselect[]" size="20" id="removeselect" multiple="multiple"
121                   onfocus="document.getElementById('assignform').add.disabled=true;
122                            document.getElementById('assignform').remove.disabled=false;
123                            document.getElementById('assignform').addselect.selectedIndex=-1;">
124           <?php echo $currentmembersoptions ?>
125           </select></td>
126       <td valign="top">
128         <?php check_theme_arrows(); ?>
129         <p class="arrow_button">
130             <input name="add" id="add" type="submit" value="<?php echo '&nbsp;'.$THEME->larrow.' &nbsp; &nbsp; '.get_string('add'); ?>" title="<?php print_string('add'); ?>" />
131             <br />
132             <input name="remove" id="remove" type="submit" value="<?php echo '&nbsp; '.$THEME->rarrow.' &nbsp; &nbsp; '.get_string('remove'); ?>" title="<?php print_string('remove'); ?>" />
133         </p>
134       </td>
135       <td valign="top">
136           <label for="addselect"><?php print_string('potentialmembers', 'group', $potentialmemberscount); ?></label>
137           <br />
138           <select name="addselect[]" size="20" id="addselect" multiple="multiple"
139                   onfocus="document.getElementById('assignform').add.disabled=false;
140                            document.getElementById('assignform').remove.disabled=true;
141                            document.getElementById('assignform').removeselect.selectedIndex=-1;">
142          <?php echo $potentialmembersoptions ?>
143          </select>
144          <br />
145        </td>
146     </tr>
147     <tr><td>
148         <input type="submit" name="cancel" value="<?php print_string('backtogroupings', 'group'); ?>" />
149     </td></tr>
150     </table>
151     </div>
152     </form>
153 </div>
155 <?php
156     echo $OUTPUT->footer();
159 ?>