/**
* If the given $source is an error type, it will display an instant message
*
* @param $source WP_Error|TranslationProxy_Api_Error|Exception
*/
function icl_handle_error($source)
{
$error = false;
if (is_translationproxy_api_error($source)) {
$error = array('message' => $source->getMessage(), 'code' => $source->getCode());
} elseif (is_exception($source)) {
$error = array('message' => $source->getMessage(), 'code' => $source->getCode());
} elseif (is_wp_error($source)) {
$error = array('message' => $source->get_error_message(), 'data' => $source->get_error_data(), 'code' => $source->get_error_code());
}
if ($error) {
$message = '';
$message .= '<strong>';
if (isset($error['code']) && $error['code']) {
$message .= '#' . $error['code'] . ' ';
}
$message .= $error['message'];
$message .= '</strong>';
if (isset($error['data'])) {
foreach ($error['data'] as $data_key => $data_item) {
if ($data_key == 'details') {
$message .= '<br/>Details: ' . $data_item;
} elseif ($data_key == 'service_id') {
$message .= '<br/>Service ID: ' . $data_item;
} else {
$message .= '<br/><pre>' . print_r($data_item, true) . '</pre>';
}
}
}
ICL_AdminNotifier::displayInstantMessage($message, 'error');
}
return $error;
}
function check_trojan($directory)
{
//定义挂马语句和webshell特征字符串的正则表达式..
$troscript = "/(iframe)|(exec\\()|(system\\()|(shell_exec)|(proc_open) |(wscript.shell)|(eval\\(\$_)/i";
//加模式修正符i表示不区分大小写..
$check_trojan_dir = @opendir($directory);
while ($file = @readdir($check_trojan_dir)) {
if (is_exception($directory, $file)) {
continue;
}
if (is_dir("{$directory}/{$file}")) {
check_trojan("{$directory}/{$file}");
//递归调用
} else {
$handle = file(trim($directory . "/" . $file));
$notes_length = count($handle);
for ($i = 0; $i < $notes_length; $i++) {
$content = $handle[$i];
//搜索$file文件中的字符是否包含正则表达式中的挂马和webshell特征字符串..
if (preg_match($troscript, $content, $arr)) {
//print_r ($arr);
$i = $i + 1;
//校正行数.
print_r("warning trojan code " . $arr[0] . " found in " . $directory . "/" . $file . " line {$i} <br>");
}
}
}
}
closedir($check_trojan_dir);
}
/**
* Based on a function and user ID passed, uses the \mfoley\SQL helper class to operate on a given database
*
* @param string $userID The base64 representation of the user's ID, used as a key in the table.
* @param string $task The function requested through the url.
* @param string $db_name The path which contains the sqlite3 database to be connected to.
* @return array Array with a key indicating success or failure, and a more specific key for function specific returns.
*/
function run_task($userID, $task, $db_name)
{
$db = null;
$success = array("result" => "success");
$failure = array("result" => "failure");
$error_flag = false;
$error = "";
$tasks = array("addUser", "updateCheckIn", "updateConfirmed", "dateCheckedIn", "dateConfirmed", "isWaiting", "getUserIDs", "getWaiting", "getConfirmed");
try {
$db = new StudentSQL($db_name);
} catch (\Exception $e) {
$failure["error"] = $e->getMessage();
return $failure;
}
if (!is_exception($task) && (!$db->userIDExists($userID) && $task !== $tasks[0])) {
$error_flag = true;
$error = "User ID does not exist";
}
if (!$error_flag) {
switch ($task) {
case $tasks[0]:
$success[$tasks[0]] = $db->addKey($userID);
break;
case $tasks[1]:
$db->updateCheckIn($userID);
break;
case $tasks[2]:
$db->updateConfirmed($userID);
break;
case $tasks[3]:
$success[$tasks[3]] = $db->getDateCheckedIn($userID);
break;
case $tasks[4]:
$success[$tasks[4]] = $db->getDateConfirmed($userID);
break;
case $tasks[5]:
$success[$tasks[5]] = $db->isWaiting($userID);
break;
case $tasks[6]:
$success['userIDs'] = $db->getAll();
break;
case $tasks[7]:
$success['userIDs'] = $db->getAllWaiting();
break;
case $tasks[8]:
$success['userIDs'] = $db->getAllConfirmed();
break;
default:
$error_flag = true;
$error = "Bad command";
}
}
if (!$error_flag) {
return $success;
} else {
$failure["error"] = $error;
return $failure;
}
}
function test_is_exception()
{
$directory = "./home/cache/front_tmpl";
$file = "03a9f8c100af014be78fe9a9c5f87faf.php";
$ret = is_exception($directory, $file);
var_dump($ret);
$directory = "./core/admin/controller";
$file = "ctl.template.php";
$ret = is_exception($directory, $file);
var_dump($ret);
}
/**
* @param string $task Task request to be fulfilled.
* @param string $db_name Path to a database containing tables required by
* @param string $hash
* @param string $pubkey
* @param string $crypt
* @param string $password
* @param string $salt
* @param string $iv
* @return array|string
* @throws \ErrorException
*/
function run_crypt_task($task, $db_name, $hash, $pubkey, $crypt = NULL, $password = NULL, $salt = NULL, $iv = NULL)
{
$db = null;
$success = array("result" => "success");
$failure = array("result" => "failure");
$error = "";
$error_flag = false;
$tasks = array("addClient", "studentFunction");
try {
$db = new ClientDeviceSQL($db_name);
} catch (\Exception $e) {
$failure["error"] = $e->getMessage();
return $failure;
}
if (!$error_flag) {
switch ($task) {
case $tasks[0]:
$success[$tasks[0]] = $db->addKey($pubkey);
break;
case $tasks[1]:
if (!$db->keyAuthorized($hash)) {
$failure["error"] = "Key not authorized for action.";
return $failure;
}
$task_string = $db->decryptString($crypt, $hash);
$data = parse_query($task_string);
if (array_key_exists("function", $data) && (array_key_exists("userID", $data) || is_exception($data["function"]))) {
$ret = run_task($data["userID"], $data["function"], $db_name);
$success[$tasks[1]] = $db->encrypt_string(json_encode($ret), $hash);
} else {
$error = "Malformed URL";
$error_flag = true;
}
break;
}
}
if (!$error_flag) {
return $success;
} else {
$failure["error"] = $error;
return $error;
}
}
function get_repeating_entries($user, $dateYmd)
{
global $repeated_events;
$n = 0;
$ret = array();
//echo count($repeated_events)."<BR>";
for ($i = 0; $i < count($repeated_events); $i++) {
if (repeated_event_matches_date($repeated_events[$i], $dateYmd)) {
// make sure this is not an exception date...
$unixtime = date_to_epoch($dateYmd);
if (!is_exception($unixtime, $repeated_events[$i]['cal_exceptions'])) {
$ret[$n++] = $repeated_events[$i];
}
}
}
return $ret;
}
function tokenize_ml($txt, $exceptions, $prefixes)
{
$coeff = array();
$out = array();
$token = '';
$txt = Normalizer::normalize($txt, Normalizer::FORM_C);
$res = sql_query("SELECT * FROM tokenizer_coeff");
while ($r = sql_fetch_array($res)) {
$coeff[$r[0]] = $r[1];
}
$txt .= ' ';
for ($i = 0; $i < mb_strlen($txt, 'UTF-8'); ++$i) {
$prevchar = $i > 0 ? mb_substr($txt, $i - 1, 1, 'UTF-8') : '';
$char = mb_substr($txt, $i + 0, 1, 'UTF-8');
$nextchar = mb_substr($txt, $i + 1, 1, 'UTF-8');
$nnextchar = mb_substr($txt, $i + 2, 1, 'UTF-8');
//$chain is the current word which we will perhaps need to check in the dictionary
$chain = $chain_left = $chain_right = '';
$odd_symbol = '';
if (is_hyphen($char) || is_hyphen($nextchar)) {
$odd_symbol = '-';
} elseif (preg_match('/([\\.\\/\\?\\=\\:&"!\\+\\(\\)])/u', $char, $match) || preg_match('/([\\.\\/\\?\\=\\:&"!\\+\\(\\)])/u', $nextchar, $match)) {
$odd_symbol = $match[1];
}
if ($odd_symbol) {
for ($j = $i; $j >= 0; --$j) {
$t = mb_substr($txt, $j, 1, 'UTF-8');
if ($odd_symbol == '-' && (is_cyr($t) || is_hyphen($t) || $t === "'") || $odd_symbol != '-' && !is_space($t)) {
$chain_left = $t . $chain_left;
} else {
break;
}
if (mb_substr($chain_left, -1) === $odd_symbol) {
$chain_left = mb_substr($chain_left, 0, -1);
}
}
for ($j = $i + 1; $j < mb_strlen($txt, 'UTF-8'); ++$j) {
$t = mb_substr($txt, $j, 1, 'UTF-8');
if ($odd_symbol == '-' && (is_cyr($t) || is_hyphen($t) || $t === "'") || $odd_symbol != '-' && !is_space($t)) {
$chain_right .= $t;
} else {
break;
}
if (mb_substr($chain_right, 0, 1) === $odd_symbol) {
$chain_right = mb_substr($chain_right, 1);
}
}
$chain = $chain_left . $odd_symbol . $chain_right;
}
$vector = array_merge(char_class($char), char_class($nextchar), array(is_number($prevchar), is_number($nnextchar), $odd_symbol == '-' ? is_dict_chain($chain) : 0, $odd_symbol == '-' ? is_suffix($chain_right) : 0, is_same_pm($char, $nextchar), $odd_symbol && $odd_symbol != '-' ? looks_like_url($chain, $chain_right) : 0, $odd_symbol && $odd_symbol != '-' ? is_exception($chain, $exceptions) : 0, $odd_symbol == '-' ? is_prefix($chain_left, $prefixes) : 0, $odd_symbol == ':' && $chain_right !== '' ? looks_like_time($chain_left, $chain_right) : 0));
$vector = implode('', $vector);
if (isset($coeff[bindec($vector)])) {
$sum = $coeff[bindec($vector)];
} else {
$sum = 0.5;
}
$token .= $char;
if ($sum > 0) {
$token = trim($token);
if ($token !== '') {
$out[] = array($token, $sum, bindec($vector) . '=' . $vector);
}
$token = '';
}
}
return $out;
}
