<?php

namespace Hybridauth\Logger;

use Hybridauth\Exception\InvalidArgumentException;
use Hybridauth\Exception\RuntimeException;

/**
 * Debugging and Logging utility.
 */
class Logger implements LoggerInterface
{
    const NONE = 'none';
    const DEBUG = 'debug';
    const INFO = 'info';
    const ERROR = 'error';

    /**
     * Debug level.
     *
     * One of Logger::NONE, Logger::DEBUG, Logger::INFO, Logger::ERROR
     *
     * @var string
     */
    protected $level;

    /**
     * Path to file writeable by the web server. Required if $this->level !== Logger::NONE.
     *
     * @var string
     */
    protected $file;

    /**
     * @param bool|string $level One of Logger::NONE, Logger::DEBUG, Logger::INFO, Logger::ERROR
     * @param string $file File where to write messages
     *
     * @throws InvalidArgumentException
     * @throws RuntimeException
     */
    public function __construct($level, $file)
    {
        $this->level = self::NONE;

        if ($level && $level !== self::NONE) {
            $this->initialize($file);

            $this->level = $level === true ? Logger::DEBUG : $level;
            $this->file = $file;
        }
    }

    /**
     * @param string $file
     *
     * @throws InvalidArgumentException
     * @throws RuntimeException
     */
    protected function initialize($file)
    {
        if (!$file) {
            throw new InvalidArgumentException('Log file is not specified.');
        }

        if (!file_exists($file) && !touch($file)) {
            throw new RuntimeException(sprintf('Log file %s can not be created.', $file));
        }

        if (!is_writable($file)) {
            throw new RuntimeException(sprintf('Log file %s is not writeable.', $file));
        }
    }

    /**
     * @inheritdoc
     */
    public function info($message, array $context = [])
    {
        if (!in_array($this->level, [self::DEBUG, self::INFO])) {
            return;
        }

        $this->log(self::INFO, $message, $context);
    }

    /**
     * @inheritdoc
     */
    public function debug($message, array $context = [])
    {
        if (!in_array($this->level, [self::DEBUG])) {
            return;
        }

        $this->log(self::DEBUG, $message, $context);
    }

    /**
     * @inheritdoc
     */
    public function error($message, array $context = [])
    {
        if (!in_array($this->level, [self::DEBUG, self::INFO, self::ERROR])) {
            return;
        }

        $this->log(self::ERROR, $message, $context);
    }

    /**
     * @inheritdoc
     */
    public function log($level, $message, array $context = [])
    {
        $datetime = new \DateTime();
        $datetime = $datetime->format(DATE_ATOM);

        $content = sprintf('%s -- %s -- %s -- %s', $level, $_SERVER['REMOTE_ADDR'], $datetime, $message);
        $content .= ($context ? "\n" . print_r($context, true) : '');
        $content .= "\n";

        file_put_contents($this->file, $content, FILE_APPEND);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NjIyNDg2NTUxNjU3MTk0MCA0NzE5MzQ1MDU0MjkyNTYyIDQyNjQyODQ5MTY1NDYzNTQ=