Add waiting list feature.

apply.php

@@ -39,6 +39,8 @@ $userenrolments = optional_param_array('userenrolments', null, PARAM_INT);
 if ($userenrolments != null) {
 	if ($_POST ['type'] == 'confirm') {
 		confirmEnrolment($userenrolments);
+	} elseif ($_POST ['type'] == 'wait') {
+		waitEnrolment ($userenrolments);
 	} elseif ($_POST ['type'] == 'cancel') {
 		cancelEnrolment($userenrolments);
 	}
@@ -49,6 +51,7 @@ $enrols = getAllEnrolment ($enrolid);
 
 echo $OUTPUT->header ();
 echo $OUTPUT->heading ( get_string ( 'confirmusers', 'enrol_apply' ) );
+echo get_string('confirmusers_desc', 'enrol_apply');
 echo '<form id="frmenrol" method="post" action="apply.php?id=' . $id . '&enrolid=' . $enrolid . '">';
 echo '<input type="hidden" id="type" name="type" value="confirm">';
 echo '<table class="generalbox editcourse boxaligncenter"><tr class="header">';
@@ -61,7 +64,12 @@ echo '<th class="header" scope="col">' . get_string ( 'applydate', 'enrol_apply'
 echo '</tr>';
 foreach ( $enrols as $enrol ) {
 	$picture = get_user_picture($enrol->userid);
-	echo '<tr><td><input type="checkbox" name="userenrolments[]" value="' . $enrol->id . '"></td>';
+	if ($enrol->status == 2) {
+		echo '<tr style="vertical-align: top; background-color: #ccc;">';
+	} else {
+		echo '<tr style="vertical-align: top;">';
+	}
+	echo '<td><input type="checkbox" name="userenrolments[]" value="' . $enrol->id . '"></td>';
 	echo '<td>' . format_string($enrol->course) . '</td>';
 	echo '<td>' . $OUTPUT->render($picture) . '</td>';
 	echo '<td>'.$enrol->firstname . ' ' . $enrol->lastname.'</td>';
@@ -69,9 +77,16 @@ foreach ( $enrols as $enrol ) {
 	echo '<td>' . date ( "Y-m-d", $enrol->timecreated ) . '</td></tr>';
 }
 echo '</table>';
-echo '<p align="center"><input type="button" value="' . get_string ( 'btnconfirm', 'enrol_apply' ) . '" onclick="doSubmit(\'confrim\');">&nbsp;&nbsp;<input type="button" value="' . get_string ( 'btncancel', 'enrol_apply' ) . '" onclick="doSubmit(\'cancel\');"></p>';
+echo '<p align="center">';
+echo '<input type="button" value="' . get_string ( 'btnconfirm', 'enrol_apply' ) . '" onclick="doSubmit(\'confirm\');">';
+echo '<input type="button" value="' . get_string ( 'btnwait', 'enrol_apply' ) . '" onclick="doSubmit(\'wait\');">';
+echo '<input type="button" value="' . get_string ( 'btncancel', 'enrol_apply' ) . '" onclick="doSubmit(\'cancel\');">';
+echo '</p>';
 echo '</form>';
-echo '<script>function doSubmit(type){if(type=="cancel"){document.getElementById("type").value=type;}document.getElementById("frmenrol").submit();}</script>';
+echo '<script>function doSubmit(type){
+	document.getElementById("type").value=type;
+	document.getElementById("frmenrol").submit();
+}</script>';
 echo $OUTPUT->footer ();
 
 

lang/de/enrol_apply.php

@@ -16,18 +16,23 @@ $string['pluginname_desc'] = 'With this plugin users can apply to a course and a
 
 $string['confirmmailsubject'] = 'E-Mail-Betreff für Bestätigung der Einschreibung';
 $string['confirmmailcontent'] = 'E-Mail für Bestätigung der Einschreibung';
+$string['waitmailsubject'] = 'E-Mail-Betreff für Benachrichtigung über das setzen auf Warteliste';
+$string['waitmailcontent'] = 'E-Mail für Benachrichtigung über das setzen auf Warteliste';
 $string['cancelmailsubject'] = 'Mail-Betreff für Verwerfen der Einschreibung';
 $string['cancelmailcontent'] = 'Mail für Verwerfen der Einschreibung';
 $string['confirmmailcontent_desc'] = 'Bitte benutzen Sie die Spezialmarkierungen, um den gewünschten Mailinhalt zu ersetzen.<br>{firstname}:Registrierungsname; {content}:Kursname';
+$string['waitmailcontent_desc'] = 'Bitte benutzen Sie die Spezialmarkierungen, um den gewünschten Mailinhalt zu ersetzen.<br>{firstname}:Registrierungsname; {content}:Kursname';
 $string['cancelmailcontent_desc'] = 'Bitte benutzen Sie die Spezialmarkierungen, um den gewünschten Mailinhalt zu ersetzen.<br>{firstname}:Registrierungsname; {content}:Kursname';
 
 $string['confirmusers'] = 'Einschreibung bestätigen';
+$string['confirmusers_desc'] = 'Nutzer in grau hinterlegten Zeilen befinden sich auf der Warteliste und können noch nachträglich dem Kurs hinzugefügt oder gelöscht werden.';
 
 $string['coursename'] = 'Kurs';
 $string['applyuser'] = 'Voname / Nachname';
 $string['applyusermail'] = 'Email';
 $string['applydate'] = 'Einschreibungsdatum';
 $string['btnconfirm'] = 'Einschreibungsanfragen bestätigen';
+$string['btnwait'] = 'markierte Nutzer auf die Warteliste setzen';
 $string['btncancel'] = ' Einschreibungsanfragen ablehnen';
 $string['enrolusers'] = 'Benutzer manuell einschreiben';
 

lang/en/enrol_apply.php

@@ -16,18 +16,23 @@ $string['pluginname_desc'] = 'With this plug-in users can apply to be enrolled i
 
 $string['confirmmailsubject'] = 'Confirmation email subject';
 $string['confirmmailcontent'] = 'Confirmation email content';
+$string['waitmailsubject'] = 'Waiting list mail subject';
+$string['waitmailcontent'] = 'Waiting list mail content';
 $string['cancelmailsubject'] = 'Cancelation email subject';
 $string['cancelmailcontent'] = 'Cancelation email content';
 $string['confirmmailcontent_desc'] = 'Please use the following special marks to replace email content with data from Moodle.<br/>{firstname}:The first name of the user; {content}:The course name;{lastname}:The last name of the user;{username}:The users registration username';
+$string['waitmailcontent_desc'] = 'Please use the following special marks to replace email content with data from Moodle.<br/>{firstname}:The first name of the user; {content}:The course name;{lastname}:The last name of the user;{username}:The users registration username';
 $string['cancelmailcontent_desc'] = 'Please use the following special marks to replace email content with data from Moodle.<br/>{firstname}:The first name of the user; {content}:The course name;{lastname}:The last name of the user;{username}:The users registration username';
 
 $string['confirmusers'] = 'Enrol Confirm';
+$string['confirmusers_desc'] = 'Users in gray colored rows are on the waiting list.';
 
 $string['coursename'] = 'Course';
 $string['applyuser'] = 'First name / Surname';
 $string['applyusermail'] = 'Email';
 $string['applydate'] = 'Enrol date';
 $string['btnconfirm'] = 'Confirm requests';
+$string['btnwait'] = 'put marked users on waiting list';
 $string['btncancel'] = 'Cancel requests';
 $string['enrolusers'] = 'Enrol users';
 

lib.php

@@ -240,7 +240,7 @@ class enrol_apply_plugin extends enrol_plugin {
 function getAllEnrolment($id = null) {
 	global $DB;
 	if ($id) {
-            $sql = 'SELECT ue.userid,ue.id,u.firstname,u.lastname,u.email,u.picture,c.fullname as course,ue.timecreated
+            $sql = 'SELECT ue.userid,ue.id,u.firstname,u.lastname,u.email,u.picture,c.fullname as course,ue.timecreated,ue.status
                       FROM {course} c
                       JOIN {enrol} e
                         ON e.courseid = c.id
@@ -248,7 +248,7 @@ function getAllEnrolment($id = null) {
                         ON ue.enrolid = e.id
                       JOIN {user} u
                         ON ue.userid = u.id
-                     WHERE ue.status = 1
+                     WHERE ue.status != 0
                        AND e.id = ?';
             $userenrolments = $DB->get_records_sql($sql, array($id));
 	} else {
@@ -260,7 +260,7 @@ function getAllEnrolment($id = null) {
                         ON ue.enrolid = e.id
                  LEFT JOIN {course} c
                         ON e.courseid = c.id
-                     WHERE ue.status = 1
+                     WHERE ue.status != 0
                        AND e.enrol = ?';
             $userenrolments = $DB->get_records_sql($sql, array('apply'));
 	}
@@ -289,6 +289,20 @@ function confirmEnrolment($enrols){
 	}
 }
 
+function waitEnrolment($enrols){
+	global $DB;
+	global $CFG;
+	foreach ($enrols as $enrol){
+		@$enroluser->id = $enrol;
+		@$enroluser->status = 2;
+
+		if($DB->update_record('user_enrolments',$enroluser)){
+			$info = getRelatedInfo($enrol);
+			sendWaitMail($info);
+		}
+	}
+}
+
 function cancelEnrolment($enrols){
 	global $DB;
 	foreach ($enrols as $enrol){
@@ -323,6 +337,21 @@ function sendConfirmMail($info){
 	email_to_user($info, $contact, $apply_setting['confirmmailsubject']->value, html_to_text($body), $body);
 }
 
+function sendWaitMail($info){
+	global $DB;
+	global $CFG;
+    //global $USER;
+	$apply_setting = $DB->get_records_sql("select name,value from ".$CFG->prefix."config_plugins where plugin='enrol_apply'");
+
+	$replace = array('firstname'=>$info->firstname,'content'=>format_string($info->coursename),'lastname'=>$info->lastname,'username'=>$info->username);
+	$body = get_config('enrol_apply', 'waitmailcontent');
+	$body = updateMailContent($body,$replace);
+	$contact = get_admin();
+    //confirm mail will sent by the admin
+    //$contact = $USER;
+	email_to_user($info, $contact, get_config('enrol_apply', 'waitmailsubject'), html_to_text($body), $body);
+}
+
 function sendConfirmMailToTeachers($instance,$info,$applydescription){
 	global $DB;
 	global $CFG;

settings.php

@@ -21,6 +21,11 @@ if ($ADMIN->fulltree) {
     $settings->add(new admin_setting_heading('enrol_apply_confirmmailcontent', '', get_string('confirmmailcontent_desc', 'enrol_apply')));
     $settings->add(new admin_setting_confightmleditor('enrol_apply/confirmmailcontent', get_string('confirmmailcontent', 'enrol_apply'),'utf-8',''));
     
+    $settings->add(new admin_setting_configtext('enrol_apply/waitmailsubject','',get_string('waitmailsubject', 'enrol_apply'),null,PARAM_TEXT,60));
+
+    $settings->add(new admin_setting_heading('enrol_apply_waitmailcontent', '', get_string('waitmailcontent_desc', 'enrol_apply')));
+    $settings->add(new admin_setting_confightmleditor('enrol_apply/waitmailcontent', get_string('waitmailcontent', 'enrol_apply'),'utf-8',''));
+
     $settings->add(new admin_setting_configtext('enrol_apply/cancelmailsubject','',get_string('cancelmailsubject', 'enrol_apply'),null,PARAM_TEXT,60));
 
     $settings->add(new admin_setting_heading('enrol_apply_cancelmailcontent', '', get_string('cancelmailcontent_desc', 'enrol_apply')));