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created

TelegramLog::isErrorLogActive()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
cc 1
eloc 1
nc 1
nop 0
dl 0
loc 3
ccs 2
cts 2
cp 1
crap 1
rs 10
c 0
b 0
f 0
1
<?php
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/**
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 * This file is part of the TelegramBot package.
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 *
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 * (c) Avtandil Kikabidze aka LONGMAN <[email protected]>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace Longman\TelegramBot;
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use Longman\TelegramBot\Exception\TelegramLogException;
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use Monolog\Formatter\LineFormatter;
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use Monolog\Handler\StreamHandler;
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use Monolog\Logger;
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class TelegramLog
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{
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    /**
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     * Monolog instance
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     *
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     * @var Logger
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     */
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    protected static $monolog;
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    /**
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     * Monolog instance for update
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     *
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     * @var Logger
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     */
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    protected static $monolog_update;
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    /**
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     * Path for error log
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     *
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     * @var string
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     */
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    protected static $error_log_path;
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    /**
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     * Path for debug log
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     *
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     * @var string
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     */
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    protected static $debug_log_path;
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    /**
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     * Path for update log
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     *
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     * @var string
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     */
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    protected static $update_log_path;
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    /**
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     * Temporary stream handle for debug log
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     *
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     * @var resource|null
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     */
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    protected static $debug_log_temp_stream_handle;
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    /**
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     * Initialize Monolog Logger instance, optionally passing an existing one
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     *
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     * @param Logger
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     *
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     * @return Logger
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     */
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    public static function initialize(Logger $external_monolog = null)
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    {
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        if (self::$monolog === null) {
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            if ($external_monolog !== null) {
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                self::$monolog = $external_monolog;
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                foreach (self::$monolog->getHandlers() as $handler) {
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                    if (method_exists($handler, 'getLevel') && $handler->getLevel() === 400) {
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                        self::$error_log_path = 'true';
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                    }
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                    if (method_exists($handler, 'getLevel') && $handler->getLevel() === 100) {
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                        self::$debug_log_path = 'true';
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                    }
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                }
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            } else {
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                self::$monolog = new Logger('bot_log');
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            }
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        }
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        return self::$monolog;
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    }
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    /**
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     * Initialize error log
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     *
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     * @param string $path
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     *
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     * @return Logger
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     * @throws TelegramLogException
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     * @throws \InvalidArgumentException
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     * @throws \Exception
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     */
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    public static function initErrorLog($path)
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    {
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        if ($path === null || $path === '') {
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            throw new TelegramLogException('Empty path for error log');
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        }
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        self::initialize();
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        self::$error_log_path = $path;
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        return self::$monolog->pushHandler(
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            (new StreamHandler(self::$error_log_path, Logger::ERROR))
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                ->setFormatter(new LineFormatter(null, null, true))
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        );
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    }
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    /**
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     * Initialize debug log
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     *
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     * @param string $path
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     *
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     * @return Logger
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     * @throws TelegramLogException
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     * @throws \InvalidArgumentException
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     * @throws \Exception
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     */
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    public static function initDebugLog($path)
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    {
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        if ($path === null || $path === '') {
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            throw new TelegramLogException('Empty path for debug log');
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        }
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        self::initialize();
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        self::$debug_log_path = $path;
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        return self::$monolog->pushHandler(
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            (new StreamHandler(self::$debug_log_path, Logger::DEBUG))
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                ->setFormatter(new LineFormatter(null, null, true))
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        );
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    }
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    /**
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     * Get the stream handle of the temporary debug output
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     *
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     * @return mixed The stream if debug is active, else false
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     */
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    public static function getDebugLogTempStream()
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    {
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        if (self::$debug_log_temp_stream_handle === null) {
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            if (!self::isDebugLogActive()) {
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                return false;
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            }
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            if ($temp_stream_handle = fopen('php://temp', 'wb+')) {
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                self::$debug_log_temp_stream_handle = $temp_stream_handle;
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            }
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        }
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        return self::$debug_log_temp_stream_handle;
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    }
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    /**
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     * Write the temporary debug stream to log and close the stream handle
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     *
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     * @param string $message Message (with placeholder) to write to the debug log
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     */
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    public static function endDebugLogTempStream($message = '%s')
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    {
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        if (is_resource(self::$debug_log_temp_stream_handle)) {
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            rewind(self::$debug_log_temp_stream_handle);
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            self::debug($message, stream_get_contents(self::$debug_log_temp_stream_handle));
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            fclose(self::$debug_log_temp_stream_handle);
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            self::$debug_log_temp_stream_handle = null;
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        }
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    }
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    /**
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     * Initialize update log
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     *
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     * @param string $path
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     *
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     * @return Logger
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     * @throws TelegramLogException
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     * @throws \InvalidArgumentException
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     * @throws \Exception
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     */
183 2
    public static function initUpdateLog($path)
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    {
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        if ($path === null || $path === '') {
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            throw new TelegramLogException('Empty path for update log');
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        }
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        self::$update_log_path = $path;
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        if (self::$monolog_update === null) {
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            self::$monolog_update = new Logger('bot_update_log');
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            self::$monolog_update->pushHandler(
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                (new StreamHandler(self::$update_log_path, Logger::INFO))
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                    ->setFormatter(new LineFormatter('%message%' . PHP_EOL))
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            );
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        }
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        return self::$monolog_update;
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    }
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    /**
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     * Is error log active
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     *
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     * @return bool
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     */
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    public static function isErrorLogActive()
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    {
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        return self::$error_log_path !== null;
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    }
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    /**
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     * Is debug log active
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     *
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     * @return bool
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     */
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    public static function isDebugLogActive()
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    {
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        return self::$debug_log_path !== null;
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    }
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    /**
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     * Is update log active
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     *
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     * @return bool
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     */
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    public static function isUpdateLogActive()
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    {
229 1
        return self::$update_log_path !== null;
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    }
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    /**
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     * Report error log
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     *
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     * @param string $text
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     */
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    public static function error($text)
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    {
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        if (self::isErrorLogActive()) {
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            $text = self::getLogText($text, func_get_args());
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            self::$monolog->error($text);
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        }
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    }
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    /**
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     * Report debug log
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     *
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     * @param string $text
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     */
250 2
    public static function debug($text)
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    {
252 2
        if (self::isDebugLogActive()) {
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            $text = self::getLogText($text, func_get_args());
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            self::$monolog->debug($text);
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        }
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    }
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    /**
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     * Report update log
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     *
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     * @param string $text
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     */
263 1
    public static function update($text)
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    {
265 1
        if (self::isUpdateLogActive()) {
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            $text = self::getLogText($text, func_get_args());
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            self::$monolog_update->info($text);
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        }
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    }
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    /**
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     * Applies vsprintf to the text if placeholder replacements are passed along.
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     *
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     * @param string $text
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     * @param array  $args
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     *
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     * @return string
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     */
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    protected static function getLogText($text, array $args = [])
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    {
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        // Pop the $text off the array, as it gets passed via func_get_args().
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        array_shift($args);
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        // If no placeholders have been passed, don't parse the text.
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        if (empty($args)) {
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            return $text;
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        }
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        return vsprintf($text, $args);
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    }
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}
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