<?php
/**
** Singleton logging class. Can be called from anywhere in the plugin to log data to a log file.
** Defaults to wp-content/uploads/espresso/logs/espresso_log.txt
**/
//Usage
//espresso_log::singleton()->log( array ( 'file' => __FILE__, 'function' => __FUNCTION__, 'status' => '[INSERT MESSAGE]' ) );

class espresso_log {

    var $file;
    private static $inst;

    //Set the file path - Change the file name is needed
    function __construct() {
        //echo __FILE__;
        //echo dirname( __FILE__ );
		$folder = EVENT_ESPRESSO_UPLOAD_DIR . 'logs/';
		//echo $folder;
        $this->file = $folder.'espresso_log.txt';
    }

    public static function singleton() {
        if (!isset(self::$inst)) {
            $c = __CLASS__;
            self::$inst = new $c;
        }
        return self::$inst;
    }

    public function log($message) {
        $fh = fopen($this->file, 'a') or die("Cannot open file! " . $this->file);
        fwrite($fh, '[' . date("m.d.y H:i:s") . ']' . '[' . basename($message['file']) . ']' . '[' . $message['function'] . ']' . ' [' . $message['status'] . ']//end ' . "\n");
        fclose($fh);
    }

    public function __clone() {
        trigger_error('Clone is not allowed.', E_USER_ERROR);
    }

}