class-wc-logger.php
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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
/**
* Allows log files to be written to for debugging purposes
*
* @class WC_Logger
* @version 1.6.4
* @package WooCommerce/Classes
* @category Class
* @author WooThemes
*/
class WC_Logger {
/**
* Stores open file _handles.
*
* @var array
* @access private
*/
private $_handles;
/**
* Constructor for the logger.
*/
public function __construct() {
$this->_handles = array();
}
/**
* Destructor.
*/
public function __destruct() {
foreach ( $this->_handles as $handle ) {
if ( is_resource( $handle ) ) {
fclose( $handle );
}
}
}
/**
* Open log file for writing.
*
* @param string $handle
* @param string $mode
* @return bool success
*/
protected function open( $handle, $mode = 'a' ) {
if ( isset( $this->_handles[ $handle ] ) ) {
return true;
}
if ( $this->_handles[ $handle ] = @fopen( wc_get_log_file_path( $handle ), $mode ) ) {
return true;
}
return false;
}
/**
* Close a handle.
*
* @param string $handle
* @return bool success
*/
protected function close( $handle ) {
$result = false;
if ( is_resource( $this->_handles[ $handle ] ) ) {
$result = fclose( $this->_handles[ $handle ] );
unset( $this->_handles[ $handle ] );
}
return $result;
}
/**
* Add a log entry to chosen file.
*
* @param string $handle
* @param string $message
*
* @return bool
*/
public function add( $handle, $message ) {
$result = false;
if ( $this->open( $handle ) && is_resource( $this->_handles[ $handle ] ) ) {
$time = date_i18n( 'm-d-Y @ H:i:s -' ); // Grab Time
$result = fwrite( $this->_handles[ $handle ], $time . " " . $message . "\n" );
}
do_action( 'woocommerce_log_add', $handle, $message );
return false !== $result;
}
/**
* Clear entries from chosen file.
*
* @param string $handle
*
* @return bool
*/
public function clear( $handle ) {
$result = false;
// Close the file if it's already open.
$this->close( $handle );
/**
* $this->open( $handle, 'w' ) == Open the file for writing only. Place the file pointer at the beginning of the file,
* and truncate the file to zero length.
*/
if ( $this->open( $handle, 'w' ) && is_resource( $this->_handles[ $handle ] ) ) {
$result = true;
}
do_action( 'woocommerce_log_clear', $handle );
return $result;
}
}