*/
class HtmlFormatter extends NormalizerFormatter
{
/**
* Translates Monolog log levels to html color priorities.
*/
protected $logLevels = array(
Logger::DEBUG => '#cccccc',
Logger::INFO => '#468847',
Logger::NOTICE => '#3a87ad',
Logger::WARNING => '#c09853',
Logger::ERROR => '#f0ad4e',
Logger::CRITICAL => '#FF7708',
Logger::ALERT => '#C12A19',
Logger::EMERGENCY => '#000000',
);
/**
* @param string $dateFormat The format of the timestamp: one supported by DateTime::format
*/
public function __construct($dateFormat = null)
{
parent::__construct($dateFormat);
}
/**
* Creates an HTML table row
*
* @param string $th Row header content
* @param string $td Row standard cell content
* @param bool $escapeTd false if td content must not be html escaped
* @return string
*/
protected function addRow($th, $td = ' ', $escapeTd = true)
{
$th = htmlspecialchars($th, ENT_NOQUOTES, 'UTF-8');
if ($escapeTd) {
$td = ''.htmlspecialchars($td, ENT_NOQUOTES, 'UTF-8').'
';
}
return "\n$th: | \n".$td." | \n
";
}
/**
* Create a HTML h1 tag
*
* @param string $title Text to be in the h1
* @param int $level Error level
* @return string
*/
protected function addTitle($title, $level)
{
$title = htmlspecialchars($title, ENT_NOQUOTES, 'UTF-8');
return ''.$title.'
';
}
/**
* Formats a log record.
*
* @param array $record A record to format
* @return mixed The formatted record
*/
public function format(array $record)
{
$output = $this->addTitle($record['level_name'], $record['level']);
$output .= '';
$output .= $this->addRow('Message', (string) $record['message']);
$output .= $this->addRow('Time', $record['datetime']->format($this->dateFormat));
$output .= $this->addRow('Channel', $record['channel']);
if ($record['context']) {
$embeddedTable = '';
foreach ($record['context'] as $key => $value) {
$embeddedTable .= $this->addRow($key, $this->convertToString($value));
}
$embeddedTable .= '
';
$output .= $this->addRow('Context', $embeddedTable, false);
}
if ($record['extra']) {
$embeddedTable = '';
foreach ($record['extra'] as $key => $value) {
$embeddedTable .= $this->addRow($key, $this->convertToString($value));
}
$embeddedTable .= '
';
$output .= $this->addRow('Extra', $embeddedTable, false);
}
return $output.'
';
}
/**
* Formats a set of log records.
*
* @param array $records A set of records to format
* @return mixed The formatted set of records
*/
public function formatBatch(array $records)
{
$message = '';
foreach ($records as $record) {
$message .= $this->format($record);
}
return $message;
}
protected function convertToString($data)
{
if (null === $data || is_scalar($data)) {
return (string) $data;
}
$data = $this->normalize($data);
if (version_compare(PHP_VERSION, '5.4.0', '>=')) {
return json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
}
return str_replace('\\/', '/', json_encode($data));
}
}