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Ensure filter provided logging class implements WC_Logger_Interface

This commit is contained in:
Jon Surrell 2017-01-14 18:06:10 +01:00
parent 144ea5d5ab
commit ef9624efff
1 changed files with 21 additions and 3 deletions
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24
includes/wc-core-functions.php
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@ -1412,15 +1412,33 @@ function wc_get_rounding_precision() {
}
/**
* Returns a new instance of a WC Logger.
* Use woocommerce_logging_class filter to change the logging class.
* Get a shared logger instance.
*
* Use the woocommerce_logging_class filter to change the logging class. The provided class *must*
* implement WC_Logger_Interface.
*
* @see WC_Logger_Interface
*
* @return WC_Logger
*/
function wc_get_logger() {
static $logger = null;
if ( null === $logger ) {
$class = apply_filters( 'woocommerce_logging_class', 'WC_Logger' );
$logger = new $class;
$implements = class_implements( $class );
if ( is_array( $implements ) && in_array( 'WC_Logger_Interface', $implements ) ) {
$logger = new $class;
} else {
wc_doing_it_wrong(
__FUNCTION__,
sprintf(
__( 'The class <code>%s</code> provided by woocommerce_logging_class filter must implement <code>WC_Logger_Interface</code>.', 'woocommerce' ),
esc_html( $class )
),
'2.7'
);
$logger = new WC_Logger();
}
}
return $logger;
}