<?php
class Page_DozMod extends Page
{
/** @var \Page sub page classes */
private $subPage = false;
private function setupSubPage()
{
if ($this->subPage !== false)
return;
/* different pages for different sections */
$section = Request::any('section', 'mailconfig', 'string');
/* instantiate sub pages */
if ($section === 'templates') {
$this->subPage = new Page_mail_templates();
}
if ($section === 'users') {
$this->subPage = new Page_dozmod_users();
}
if ($section === 'actionlog') {
$this->subPage = new Page_dozmod_log();
}
}
protected function doPreprocess()
{
User::load();
if (!User::hasPermission('superadmin')) {
Message::addError('main.no-permission');
Util::redirect('?do=Main');
}
/* add sub-menus */
Dashboard::addSubmenu('?do=dozmod§ion=expiredimages', Dictionary::translate('submenu_expiredimages', true));
Dashboard::addSubmenu('?do=dozmod§ion=mailconfig', Dictionary::translate('submenu_mailconfig', true));
Dashboard::addSubmenu('?do=dozmod§ion=templates', Dictionary::translate('submenu_templates', true));
Dashboard::addSubmenu('?do=dozmod§ion=runtimeconfig', Dictionary::translate('submenu_runtime', true));
Dashboard::addSubmenu('?do=dozmod§ion=users', Dictionary::translate('submenu_users', true));
Dashboard::addSubmenu('?do=dozmod§ion=actionlog', Dictionary::translate('submenu_actionlog', true));
$this->setupSubPage();
if ($this->subPage !== false) {
$this->subPage->doPreprocess();
return;
}
/* execute actions */
$action = Request::post('action', false, 'string');
if ($action === 'mail') {
$this->mailHandler();
} elseif ($action === 'runtime') {
$this->runtimeHandler();
} elseif ($action === 'delimages') {
$result = $this->handleDeleteImages();
if (!empty($result)) {
Message::addInfo('delete-images', $result);
}
Util::redirect('?do=DozMod');
} elseif ($action !== false) {
Util::traceError('Invalid action: ' . $action);
}
}
protected function doRender()
{
/* different pages for different sections */
if ($this->subPage !== false) {
$this->subPage->doRender();
return;
}
$section = Request::get('section', false, 'string');
if ($section === false || $section === 'expiredimages') {
$expiredImages = $this->loadExpiredImages();
if ($section === false && empty($expiredImages)) {
$section = 'mailconfig';
} else {
$section = 'expiredimages';
}
}
if ($section === 'expiredimages') {
if (empty($expiredImages)) {
Message::addSuccess('no-expired-images');
} else {
Render::addTemplate('images-delete', array('images' => $expiredImages));
}
}
if ($section === 'mailconfig') {
// Mail config
$mailConf = Database::queryFirst('SELECT value FROM sat.configuration WHERE parameter = :param', array('param' => 'mailconfig'));
if ($mailConf != null) {
$mailConf = @json_decode($mailConf['value'], true);
if (is_array($mailConf)) {
$mailConf['set_' . $mailConf['ssl']] = 'selected="selected"';
}
}
Render::addTemplate('mailconfig', $mailConf);
}
if ($section === 'runtimeconfig') {
// Runtime config
$runtimeConf = Database::queryFirst('SELECT value FROM sat.configuration WHERE parameter = :param', array('param' => 'runtimelimits'));
if ($runtimeConf !== false) {
$runtimeConf = json_decode($runtimeConf['value'], true);
/* convert some value to corresponding "selected" texts */
if ($runtimeConf['defaultLecturePermissions']['edit']) {
$runtimeConf['defaultLecturePermissions']['edit'] = 'checked';
}
if ($runtimeConf['defaultLecturePermissions']['admin']) {
$runtimeConf['defaultLecturePermissions']['admin'] = 'checked';
}
if ($runtimeConf['defaultImagePermissions']['edit']) {
$runtimeConf['defaultImagePermissions']['edit'] = 'checked';
}
if ($runtimeConf['defaultImagePermissions']['admin']) {
$runtimeConf['defaultImagePermissions']['admin'] = 'checked';
}
if ($runtimeConf['defaultImagePermissions']['link']) {
$runtimeConf['defaultImagePermissions']['link'] = 'checked';
}
if ($runtimeConf['defaultImagePermissions']['download']) {
$runtimeConf['defaultImagePermissions']['download'] = 'checked';
}
if ($runtimeConf['allowLoginByDefault']) {
$runtimeConf['allowLoginByDefault'] = 'checked';
}
}
Render::addTemplate('runtimeconfig', $runtimeConf);
}
if ($section === 'blockstats') {
$this->showBlockStats();
}
}
private function showBlockStats()
{
$res = Database::simpleQuery("SELECT blocksha1, blocksize, Count(*) AS blockcount FROM sat.imageblock"
. " GROUP BY blocksha1, blocksize HAVING blockcount > 1 ORDER BY blockcount DESC, blocksha1 ASC");
$data = array('hashes' => array());
$spaceWasted = 0;
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
$row['hash_hex'] = bin2hex($row['blocksha1']);
$row['blocksize_s'] = Util::readableFileSize($row['blocksize']);
$data['hashes'][] = $row;
$spaceWasted += $row['blocksize'] * ($row['blockcount'] - 1);
}
$data['spacewasted'] = Util::readableFileSize($spaceWasted);
Render::addTemplate('blockstats', $data);
}
private function loadExpiredImages()
{
$res = Database::simpleQuery("SELECT b.displayname,"
. " own.firstname, own.lastname, own.email,"
. " v.imageversionid, v.createtime, v.filesize, v.deletestate,"
. " lat.expiretime AS latexptime, lat.deletestate AS latdelstate"
. " FROM sat.imageversion v"
. " INNER JOIN sat.imagebase b ON (b.imagebaseid = v.imagebaseid)"
. " INNER JOIN sat.user own ON (b.ownerid = own.userid)"
. " LEFT JOIN sat.imageversion lat ON (b.latestversionid = lat.imageversionid)"
. " WHERE v.deletestate <> 'KEEP'"
. " ORDER BY b.displayname ASC, v.createtime ASC");
$NOW = time();
$rows = array();
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
if ($row['latexptime'] > $NOW && $row['latdelstate'] === 'KEEP') {
$row['hasNewerClass'] = 'glyphicon-ok green';
$row['checked'] = 'checked';
} else {
$row['hasNewerClass'] = 'glyphicon-remove red';
}
if ($row['deletestate'] === 'WANT_DELETE') {
$row['name_extra_class'] = 'slx-strike';
}
$row['version'] = date('d.m.Y H:i:s', $row['createtime']);
$row['filesize'] = Util::readableFileSize($row['filesize']);
$rows[] = $row;
}
return $rows;
}
private function cleanMailArray()
{
$keys = array('host', 'port', 'ssl', 'senderAddress', 'replyTo', 'username', 'password', 'serverName');
$data = array();
foreach ($keys as $key) {
$data[$key] = Request::post($key, '');
settype($data[$key], 'string');
if (is_numeric($data[$key])) {
settype($data[$key], 'int');
}
}
return $data;
}
protected function doAjax()
{
User::load();
if (!User::hasPermission('superadmin'))
return;
$this->setupSubPage();
if ($this->subPage !== false) {
$this->subPage->doAjax();
return;
}
$action = Request::post('action');
if ($action === 'mail') {
$this->handleTestMail();
} elseif ($action === 'delimages') {
die($this->handleDeleteImages());
} elseif ($action === 'getblockinfo') {
$this->ajaxGetBlockInfo();
}
}
private function ajaxGetBlockInfo()
{
$hash = Request::any('hash', false, 'string');
$size = Request::any('size', false, 'string');
if ($hash === false || $size === false) {
die('Missing parameter');
}
if (!is_numeric($size) || strlen($hash) !== 40 || !preg_match('/^[a-f0-9]+$/i', $hash)) {
die('Malformed parameter');
}
$res = Database::simpleQuery("SELECT i.displayname, v.createtime, v.filesize, Count(*) AS blockcount FROM sat.imageblock ib"
. " INNER JOIN sat.imageversion v USING (imageversionid)"
. " INNER JOIN sat.imagebase i USING (imagebaseid)"
. " WHERE ib.blocksha1 = :hash AND ib.blocksize = :size"
. " GROUP BY ib.imageversionid"
. " ORDER BY i.displayname ASC, v.createtime ASC",
array('hash' => hex2bin($hash), 'size' => $size), true);
if ($res === false) {
die('Database error: ' . Database::lastError());
}
$data = array('rows' => array());
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
$row['createtime_s'] = date('d.m.Y H:i', $row['createtime']);
$row['filesize_s'] = Util::readableFileSize($row['filesize']);
$data['rows'][] = $row;
}
die(Render::parse('blockstats-details', $data));
}
private function handleDeleteImages()
{
$images = Request::post('images', false);
if (is_array($images)) {
foreach ($images as $image => $val) {
if (strtolower($val) !== 'on')
continue;
Database::exec("UPDATE sat.imageversion SET deletestate = 'WANT_DELETE'"
. " WHERE deletestate = 'SHOULD_DELETE' AND imageversionid = :imageversionid", array(
'imageversionid' => $image
));
}
if (!empty($images)) {
$ret = Download::asStringPost('http://127.0.0.1:9080/do/delete-images', false, 10, $code);
if ($code == 999) {
$ret .= "\nConnection to DMSD failed.";
}
return $ret;
}
}
return false;
}
private function handleTestMail()
{
$do = Request::post('button');
if ($do === 'test') {
// Prepare array
$data = $this->cleanMailArray();
Header('Content-Type: text/plain; charset=utf-8');
$data['recipient'] = Request::post('recipient', '');
if (!preg_match('/.+@.+\..+/', $data['recipient'])) {
$result = 'No recipient given!';
} else {
$result = Download::asStringPost('http://127.0.0.1:9080/do/mailtest', $data, 10, $code);
if ($code == 999) {
$result .= "\nTimeout.";
} elseif ($code != 200) {
$result .= "\nReturn code $code";
}
}
die($result);
}
}
private function mailHandler()
{
// Check action
$do = Request::post('button');
if ($do === 'save') {
// Prepare array
$data = $this->cleanMailArray();
$data = json_encode($data);
Database::exec('INSERT INTO sat.configuration (parameter, value)'
. ' VALUES (:param, :value)'
. ' ON DUPLICATE KEY UPDATE value = VALUES(value)', array(
'param' => 'mailconfig',
'value' => $data
));
Message::addSuccess('mail-config-saved');
} else {
Message::addError('main.invalid-action', $do);
}
Util::redirect('?do=DozMod§ion=mailconfig');
}
private function runtimeHandler()
{
// Check action
$do = Request::post('button');
if ($do === 'save') {
$data = [];
$data['defaultLecturePermissions'] = Request::post('defaultLecturePermissions', NULL, "array");
$data['defaultImagePermissions'] = Request::post('defaultImagePermissions', NULL, "array");
$params = [
'int' => [
'maxImageValidityDays' => array('min' => 7, 'max' => 999),
'maxLectureValidityDays' => array('min' => 7, 'max' => 999),
'maxTransfers' => array('min' => 1, 'max' => 10),
],
'bool' => [
'allowLoginByDefault' => array('default' => true)
],
];
foreach ($params as $type => $list) {
foreach ($list as $field => $limits) {
$default = isset($limits['default']) ? $limits['default'] : false;
$value = Request::post($field, $default);
settype($value, $type);
if (isset($limits['min']) && $value < $limits['min']) {
$value = $limits['min'];
}
if (isset($limits['max']) && $value > $limits['max']) {
$value = $limits['max'];
}
$data[$field] = $value;
}
}
/* ensure types */
settype($data['defaultLecturePermissions']['edit'], 'boolean');
settype($data['defaultLecturePermissions']['admin'], 'boolean');
settype($data['defaultImagePermissions']['edit'], 'boolean');
settype($data['defaultImagePermissions']['admin'], 'boolean');
settype($data['defaultImagePermissions']['link'], 'boolean');
settype($data['defaultImagePermissions']['download'], 'boolean');
$data = json_encode($data);
Database::exec('INSERT INTO sat.configuration (parameter, value)'
. ' VALUES (:param, :value)'
. ' ON DUPLICATE KEY UPDATE value = VALUES(value)', array(
'param' => 'runtimelimits',
'value' => $data
));
Message::addSuccess('runtimelimits-config-saved');
}
Util::redirect('?do=DozMod§ion=runtimeconfig');
}
}
