woocommerce/includes/class-wc-logger.php

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<?php
/**
* Allows log files to be written to for debugging purposes.
*
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* @class WC_Logger
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* @version 1.6.4
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* @package WooCommerce/Classes
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* @category Class
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* @author WooThemes
*/
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class WC_Logger {
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/**
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* @var array Stores open file _handles.
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* @access private
*/
private $_handles;
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/**
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* Constructor for the logger.
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*
* @access public
* @return void
*/
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public function __construct() {
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$this->_handles = array();
}
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/**
* Destructor.
*
* @access public
* @return void
*/
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public function __destruct() {
foreach ( $this->_handles as $handle ) {
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@fclose( escapeshellarg( $handle ) );
}
}
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/**
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* Open log file for writing.
*
* @access private
* @param mixed $handle
* @return bool success
*/
private function open( $handle ) {
if ( isset( $this->_handles[ $handle ] ) ) {
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return true;
}
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if ( $this->_handles[ $handle ] = @fopen( wc_get_log_file_path( $handle ), 'a' ) ) {
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return true;
}
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return false;
}
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/**
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* Add a log entry to chosen file.
*
* @access public
* @param string $handle
* @param string $message
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* @return void
*/
public function add( $handle, $message ) {
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if ( $this->open( $handle ) && is_resource( $this->_handles[ $handle ] ) ) {
$time = date_i18n( 'm-d-Y @ H:i:s -' ); // Grab Time
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@fwrite( $this->_handles[ $handle ], $time . " " . $message . "\n" );
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}
}
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/**
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* Clear entries from chosen file.
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*
* @access public
* @param mixed $handle
* @return void
*/
public function clear( $handle ) {
if ( $this->open( $handle ) && is_resource( $this->_handles[ $handle ] ) ) {
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@ftruncate( $this->_handles[ $handle ], 0 );
}
}
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}