enrol/manual/manage.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * Manual user enrolment UI.
  19  *
  20  * @package    enrol_manual
  21  * @copyright  2010 Petr Skoda {@link http://skodak.org}
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require('../../config.php');
  26 require_once($CFG->dirroot.'/enrol/manual/locallib.php');
  27
  28 $enrolid      = required_param('enrolid', PARAM_INT);
  29 $roleid       = optional_param('roleid', -1, PARAM_INT);
  30 $extendperiod = optional_param('extendperiod', 0, PARAM_INT);
  31 $extendbase   = optional_param('extendbase', 3, PARAM_INT);
  32
  33 $instance = $DB->get_record('enrol', array('id'=>$enrolid, 'enrol'=>'manual'), '*', MUST_EXIST);
  34 $course = $DB->get_record('course', array('id'=>$instance->courseid), '*', MUST_EXIST);
  35 $context = context_course::instance($course->id, MUST_EXIST);
  36
  37 require_login($course);
  38 $canenrol = has_capability('enrol/manual:enrol', $context);
  39 $canunenrol = has_capability('enrol/manual:unenrol', $context);
  40
  41 // Note: manage capability not used here because it is used for editing
  42 // of existing enrolments which is not possible here.
  43
  44 if (!$canenrol and !$canunenrol) {
  45     // No need to invent new error strings here...
  46     require_capability('enrol/manual:enrol', $context);
  47     require_capability('enrol/manual:unenrol', $context);
  48 }
  49
  50 if ($roleid < 0) {
  51     $roleid = $instance->roleid;
  52 }
  53 $roles = get_assignable_roles($context);
  54 $roles = array('0'=>get_string('none')) + $roles;
  55
  56 if (!isset($roles[$roleid])) {
  57     // Weird - security always first!
  58     $roleid = 0;
  59 }
  60
  61 if (!$enrol_manual = enrol_get_plugin('manual')) {
  62     throw new coding_exception('Can not instantiate enrol_manual');
  63 }
  64
  65 $instancename = $enrol_manual->get_instance_name($instance);
  66
  67 $PAGE->set_url('/enrol/manual/manage.php', array('enrolid'=>$instance->id));
  68 $PAGE->set_pagelayout('admin');
  69 $PAGE->set_title($enrol_manual->get_instance_name($instance));
  70 $PAGE->set_heading($course->fullname);
  71 navigation_node::override_active_url(new moodle_url('/enrol/users.php', array('id'=>$course->id)));
  72
  73 // Create the user selector objects.
  74 $options = array('enrolid' => $enrolid, 'accesscontext' => $context);
  75
  76 $potentialuserselector = new enrol_manual_potential_participant('addselect', $options);
  77 $currentuserselector = new enrol_manual_current_participant('removeselect', $options);
  78
  79 // Build the list of options for the enrolment period dropdown.
  80 $unlimitedperiod = get_string('unlimited');
  81 $periodmenu = array();
  82 for ($i=1; $i<=365; $i++) {
  83     $seconds = $i * 86400;
  84     $periodmenu[$seconds] = get_string('numdays', '', $i);
  85 }
  86 // Work out the apropriate default setting.
  87 if ($extendperiod) {
  88     $defaultperiod = $extendperiod;
  89 } else {
  90     $defaultperiod = $instance->enrolperiod;
  91 }
  92
  93 // Build the list of options for the starting from dropdown.
  94 $timeformat = get_string('strftimedatefullshort');
  95 $today = time();
  96 $today = make_timestamp(date('Y', $today), date('m', $today), date('d', $today), 0, 0, 0);
  97
  98 // Enrolment start.
  99 $basemenu = array();
 100 if ($course->startdate > 0) {
 101     $basemenu[2] = get_string('coursestart') . ' (' . userdate($course->startdate, $timeformat) . ')';
 102 }
 103 $basemenu[3] = get_string('today') . ' (' . userdate($today, $timeformat) . ')' ;
 104
 105 // Process add and removes.
 106 if ($canenrol && optional_param('add', false, PARAM_BOOL) && confirm_sesskey()) {
 107     $userstoassign = $potentialuserselector->get_selected_users();
 108     if (!empty($userstoassign)) {
 109         foreach($userstoassign as $adduser) {
 110             switch($extendbase) {
 111                 case 2:
 112                     $timestart = $course->startdate;
 113                     break;
 114                 case 3:
 115                 default:
 116                     $timestart = $today;
 117                     break;
 118             }
 119
 120             if ($extendperiod <= 0) {
 121                 $timeend = 0;
 122             } else {
 123                 $timeend = $timestart + $extendperiod;
 124             }
 125             $enrol_manual->enrol_user($instance, $adduser->id, $roleid, $timestart, $timeend);
 126             add_to_log($course->id, 'course', 'enrol', '../enrol/users.php?id='.$course->id, $course->id); //there should be userid somewhere!
 127         }
 128
 129         $potentialuserselector->invalidate_selected_users();
 130         $currentuserselector->invalidate_selected_users();
 131
 132         //TODO: log
 133     }
 134 }
 135
 136 // Process incoming role unassignments.
 137 if ($canunenrol && optional_param('remove', false, PARAM_BOOL) && confirm_sesskey()) {
 138     $userstounassign = $currentuserselector->get_selected_users();
 139     if (!empty($userstounassign)) {
 140         foreach($userstounassign as $removeuser) {
 141             $enrol_manual->unenrol_user($instance, $removeuser->id);
 142             add_to_log($course->id, 'course', 'unenrol', '../enrol/users.php?id='.$course->id, $course->id); //there should be userid somewhere!
 143         }
 144
 145         $potentialuserselector->invalidate_selected_users();
 146         $currentuserselector->invalidate_selected_users();
 147
 148         //TODO: log
 149     }
 150 }
 151
 152
 153 echo $OUTPUT->header();
 154 echo $OUTPUT->heading($instancename);
 155
 156 $addenabled = $canenrol ? '' : 'disabled="disabled"';
 157 $removeenabled = $canunenrol ? '' : 'disabled="disabled"';
 158
 159 ?>
 160 <form id="assignform" method="post" action="<?php echo $PAGE->url ?>"><div>
 161   <input type="hidden" name="sesskey" value="<?php echo sesskey() ?>" />
 162
 163   <table summary="" class="roleassigntable generaltable generalbox boxaligncenter" cellspacing="0">
 164     <tr>
 165       <td id="existingcell">
 166           <p><label for="removeselect"><?php print_string('enrolledusers', 'enrol'); ?></label></p>
 167           <?php $currentuserselector->display() ?>
 168       </td>
 169       <td id="buttonscell">
 170           <div id="addcontrols">
 171               <input name="add" <?php echo $addenabled; ?> id="add" type="submit" value="<?php echo $OUTPUT->larrow().'&nbsp;'.get_string('add'); ?>" title="<?php print_string('add'); ?>" /><br />
 172
 173               <div class="enroloptions">
 174
 175               <p><label for="menuroleid"><?php print_string('assignrole', 'enrol_manual') ?></label><br />
 176               <?php echo html_writer::select($roles, 'roleid', $roleid, false); ?></p>
 177
 178               <p><label for="menuextendperiod"><?php print_string('enrolperiod', 'enrol') ?></label><br />
 179               <?php echo html_writer::select($periodmenu, 'extendperiod', $defaultperiod, $unlimitedperiod); ?></p>
 180
 181               <p><label for="menuextendbase"><?php print_string('startingfrom') ?></label><br />
 182               <?php echo html_writer::select($basemenu, 'extendbase', $extendbase, false); ?></p>
 183
 184               </div>
 185           </div>
 186
 187           <div id="removecontrols">
 188               <input name="remove" id="remove" <?php echo $removeenabled; ?> type="submit" value="<?php echo get_string('remove').'&nbsp;'.$OUTPUT->rarrow(); ?>" title="<?php print_string('remove'); ?>" />
 189           </div>
 190       </td>
 191       <td id="potentialcell">
 192           <p><label for="addselect"><?php print_string('enrolcandidates', 'enrol'); ?></label></p>
 193           <?php $potentialuserselector->display() ?>
 194       </td>
 195     </tr>
 196   </table>
 197 </div></form>
 198 <?php
 199
 200
 201 echo $OUTPUT->footer();