public function interpolate(array $record)
    {
        if (false === strpos($record['message'], '{')) {
            return $record;
        }

        $replacements = array();
        foreach ($record['context'] as $key => $val) {
            if (is_null($val)
                || is_scalar($val)
                || (is_object($val) && method_exists($val, "__toString"))
            ) {
                $replacements['{'.$key.'}'] = $val;
            } elseif (is_object($val)) {
                $replacements['{'.$key.'}'] = '[object '.get_class($val).']';
            } else {
                $replacements['{'.$key.'}'] = '['.gettype($val).']';
            }
        }

        $record['message'] = strtr($record['message'], $replacements);

        return $record;
    }
public function interpolate(array $record)
    {
        if (false === strpos($record['message'], '{')) {
            return $record;
        }

        $replacements = array();
        foreach ($record['context'] as $key => $val) {
            if (is_null($val)
                || is_scalar($val)
                || (is_object($val) && method_exists($val, "__toString"))
            ) {
                $replacements['{'.$key.'}'] = $val;
            } elseif (is_object($val)) {
                $replacements['{'.$key.'}'] = '[object '.get_class($val).']';
            } else {
                $replacements['{'.$key.'}'] = '['.gettype($val).']';
            }
        }

        $record['message'] = strtr($record['message'], $replacements);

        return $record;
    }
public function interpolate ( array $ record ) { if ( false === strpos ( $ record [ 'message' ] , '{' ) ) { return $ record ; } $ replacements = array ( ) ; foreach ( $ record [ 'context' ] as $ key => $ val ) { if ( is_null ( $ val ) || is_scalar ( $ val ) || ( is_object ( $ val ) && method_exists ( $ val , "__toString" ) ) ) { $ replacements [ '{' . $ key . '}' ] = $ val ; } elseif ( is_object ( $ val ) ) { $ replacements [ '{' . $ key . '}' ] = '[object ' . get_class ( $ val ) . ']' ; } else { $ replacements [ '{' . $ key . '}' ] = '[' . gettype ( $ val ) . ']' ; } } $ record [ 'message' ] = strtr ( $ record [ 'message' ] , $ replacements ) ; return $ record ; }
Processes a record's message according to PSR-3 rules

It replaces {foo} with the value from $context['foo']

This code was copied from Monolog\Processor\PsrLogMessageProcessor

@author Jordi Boggiano <j.boggiano@seld.be>
Processes a record s message according to PSR - 3 rules