dirroot.'/message/lib.php');
$id = required_param('id',PARAM_INT);
$messagebody = optional_param('messagebody','',PARAM_CLEANHTML);
$send = optional_param('send','',PARAM_RAW); // Content is actually treated as boolean
$preview = optional_param('preview','',PARAM_RAW); // Content is actually treated as boolean
$edit = optional_param('edit','',PARAM_RAW); // Content is actually treated as boolean
$returnto = optional_param('returnto','',PARAM_LOCALURL);
$format = optional_param('format',FORMAT_MOODLE,PARAM_INT);
$deluser = optional_param('deluser',0,PARAM_INT);
if (!$course = get_record('course','id',$id)) {
error("Invalid course id");
}
require_login();
$coursecontext = get_context_instance(CONTEXT_COURSE, $id); // Course context
$systemcontext = get_context_instance(CONTEXT_SYSTEM); // SYSTEM context
require_capability('moodle/course:bulkmessaging', $coursecontext);
if (empty($SESSION->emailto)) {
$SESSION->emailto = array();
}
if (!array_key_exists($id,$SESSION->emailto)) {
$SESSION->emailto[$id] = array();
}
if ($deluser) {
if (array_key_exists($id,$SESSION->emailto) && array_key_exists($deluser,$SESSION->emailto[$id])) {
unset($SESSION->emailto[$id][$deluser]);
}
}
if (empty($SESSION->emailselect[$id]) || $messagebody) {
$SESSION->emailselect[$id] = array('messagebody' => $messagebody);
}
$messagebody = $SESSION->emailselect[$id]['messagebody'];
$count = 0;
foreach ($_POST as $k => $v) {
if (preg_match('/^(user|teacher)(\d+)$/',$k,$m)) {
if (!array_key_exists($m[2],$SESSION->emailto[$id])) {
if ($user = get_record_select('user','id = '.$m[2],'id,firstname,lastname,idnumber,email,emailstop,mailformat,lastaccess')) {
$SESSION->emailto[$id][$m[2]] = $user;
$SESSION->emailto[$id][$m[2]]->teacher = ($m[1] == 'teacher');
$count++;
}
}
}
}
$strtitle = get_string('coursemessage');
if (empty($messagebody)) {
$formstart = "theform.messagebody";
} else {
$formstart = "";
}
$navlinks = array();
if (has_capability('moodle/course:viewparticipants', $coursecontext) || has_capability('moodle/site:viewparticipants', $systemcontext)) {
$navlinks[] = array('name' => get_string('participants'), 'link' => "index.php?id=$course->id", 'type' => 'misc');
}
$navlinks[] = array('name' => $strtitle, 'link' => null, 'type' => 'misc');
$navigation = build_navigation($navlinks);
print_header($strtitle,$strtitle,$navigation,$formstart);
// if messaging is disabled on site, we can still allow users with capabilities to send emails instead
if (empty($CFG->messaging)) {
notify(get_string('messagingdisabled','message'));
}
if ($count) {
if ($count == 1) {
$heading = get_string('addedrecip','moodle',$count);
} else {
$heading = get_string('addedrecips','moodle',$count);
}
print_heading($heading);
}
if (!empty($messagebody) && !$edit && !$deluser && ($preview || $send)) {
if (count($SESSION->emailto[$id])) {
if (!empty($preview)) {
echo '";
} else if (!empty($send)) {
$good = 1;
$teachers = array();
foreach ($SESSION->emailto[$id] as $user) {
$good = $good && message_post_message($USER,$user,addslashes($messagebody),$format,'direct');
if ($user->teacher) {
$teachers[] = $user->id;
}
}
if (!empty($good)) {
print_heading(get_string('messagedselectedusers'));
unset($SESSION->emailto[$id]);
unset($SESSION->emailselect[$id]);
} else {
print_heading(get_string('messagedselectedusersfailed'));
}
echo ''.get_string('backtoparticipants').'
';
}
print_footer();
exit;
} else {
notify(get_string('nousersyet'));
}
}
echo ''.get_string("keepsearching").''.((count($SESSION->emailto[$id])) ? ', '.get_string('usemessageform') : '').'
';
if ((!empty($send) || !empty($preview) || !empty($edit)) && (empty($messagebody))) {
notify(get_string('allfieldsrequired'));
}
if (count($SESSION->emailto[$id])) {
$usehtmleditor = can_use_richtext_editor();
require("message.html");
if ($usehtmleditor) {
use_html_editor("messagebody");
}
}
print_footer();
?>