/**
* Сохраняет сообщения лога в базу данных.
*/
public function export()
{
$tableName = $this->db->quoteTableName($this->logTable);
$sql = "INSERT INTO {$tableName} ([[level]], [[category]], [[log_time]], [[prefix]], [[message]])\n VALUES (:level, :category, :log_time, :prefix, :message)";
$command = $this->db->createCommand($sql);
$i = 1;
$saveText = '';
foreach ($this->messages as $message) {
if ($i == 1) {
list($text, $level, $category, $timestamp) = $message;
} else {
$text = $message[0];
}
if (!is_string($text)) {
// exceptions may not be serializable if in the call stack somewhere is a Closure
if ($text instanceof \Exception) {
$saveText .= (string) $text . "\n\n";
} else {
$saveText .= VarDumper::export($text) . "\n\n";
}
} else {
$saveText .= $text;
}
$i++;
}
$command->bindValues([':level' => $level, ':category' => $category, ':log_time' => $timestamp, ':prefix' => $this->getMessagePrefix($message), ':message' => $saveText])->execute();
}
/**
* @inheritdoc
*/
public function formatMessage($message)
{
list($text, $level, $category, $timestamp) = $message;
$level = Logger::getLevelName($level);
if (!is_string($text)) {
// exceptions may not be serializable if in the call stack somewhere is a Closure
if ($text instanceof \Exception) {
$text = (string) $text;
} else {
$text = VarDumper::export($text);
}
}
$prefix = $this->getMessagePrefix($message);
return "{$prefix}[{$level}][{$category}] {$text}";
}
/**
* Stores log messages to DB.
*/
public function export()
{
$tableName = $this->db->quoteTableName($this->logTable);
$sql = "INSERT INTO {$tableName} ([[level]], [[category]], [[log_time]], [[prefix]], [[message]], [[user_id]], [[book_id]])\n VALUES (:level, :category, :log_time, :prefix, :message, :user_id, :book_id)";
$command = $this->db->createCommand($sql);
foreach ($this->messages as $message) {
list($text, $level, $category, $timestamp) = $message;
if (!is_string($text)) {
$text = VarDumper::export($text);
}
if ($category === 'book') {
$m = explode('_', $text);
$book_id = $m[0];
$text = end($m);
}
$command->bindValues([':level' => $level, ':category' => $category, ':log_time' => $timestamp, ':prefix' => $this->getMessagePrefix($message), ':message' => $text, ':user_id' => \Yii::$app->user->id ? \Yii::$app->user->id : null, ':book_id' => isset($book_id) ? $book_id : ''])->execute();
}
}
/**
* Handles uncaught PHP exceptions.
*
* This method is implemented as a PHP exception handler.
*
* @param \Exception $exception the exception that is not caught
*/
public function handleException($exception)
{
// disable error capturing to avoid recursive errors while handling exceptions
$this->unregister();
// set preventive HTTP status code to 500 in case error handling somehow fails and headers are sent
// HTTP exceptions will override this value in renderException()
if (PHP_SAPI !== 'cli') {
http_response_code(500);
}
try {
$this->renderException($exception);
} catch (\Exception $e) {
// an other exception could be thrown while displaying the exception
$msg = "An Error occurred while handling another error:\n";
$msg .= (string) $e;
$msg .= "\nPrevious exception:\n";
$msg .= (string) $exception;
echo 'An internal server error occurred.';
$msg .= "\n\$_SERVER = " . VarDumper::export($_SERVER);
error_log($msg);
exit(1);
}
}
/**
* Generates a string depending on enableI18N property
*
* @param string $string the text be generated
* @param array $placeholders the placeholders to use by `Yii::t()`
* @return string
*/
public function generateString($string = '', $placeholders = [])
{
$string = addslashes($string);
if ($this->enableI18N) {
// If there are placeholders, use them
if (!empty($placeholders)) {
$ph = ', ' . VarDumper::export($placeholders);
} else {
$ph = '';
}
$str = "Lang::get('{$this->messageCategory}.{$string}')";
} else {
// No I18N, replace placeholders by real words, if any
if (!empty($placeholders)) {
$phKeys = array_map(function ($word) {
return '{' . $word . '}';
}, array_keys($placeholders));
$phValues = array_values($placeholders);
$str = "'" . str_replace($phKeys, $phValues, $string) . "'";
} else {
// No placeholders, just the given string
$str = "'" . $string . "'";
}
}
return $str;
}
/**
* Formats a log message for display as a string.
* @param string $message The log message to be formatted.
* @return string The formatted message.
*/
public function formatMessage($message) : string
{
list($text, $level, $category) = $message;
return strtr('[{level}@{category}] {text}', ['{category}' => $category, '{level}' => Logger::getLevelName($level), '{text}' => is_string($text) ? $text : VarDumper::export($text)]);
}
