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Directory >> /home/stfcnsvu/www/wp-content/plugins/updraftplus/vendor/guzzle/guzzle/src/Guzzle/Plugin/Backoff/

File / Folder	Size	Action
.	-
.htaccess	0.41KB	edt ren
AbstractBackoffStrategy...	3.071KB	edt ren
AbstractErrorCodeBackof...	1.021KB	edt ren
BackoffLogger.php	2.267KB	edt ren
BackoffPlugin.php	4.31KB	edt ren
BackoffStrategyInterfac...	0.972KB	edt ren
CallbackBackoffStrategy...	1.488KB	edt ren
ConstantBackoffStrategy...	0.882KB	edt ren
CurlBackoffStrategy.php	0.968KB	edt ren
ExponentialBackoffStrat...	0.639KB	edt ren
HttpBackoffStrategy.php	0.881KB	edt ren
LinearBackoffStrategy.php	0.888KB	edt ren
ReasonPhraseBackoffStra...	0.67KB	edt ren
TruncatedBackoffStrateg...	0.952KB	edt ren
composer.json	0.696KB	edt ren

<?php

namespace Guzzle\Plugin\Backoff;

use Guzzle\Http\Message\RequestInterface;
use Guzzle\Http\Message\Response;
use Guzzle\Http\Exception\HttpException;

/**
 * Abstract backoff strategy that allows for a chain of responsibility
 */
abstract class AbstractBackoffStrategy implements BackoffStrategyInterface
{
    /** @var AbstractBackoffStrategy Next strategy in the chain */
    protected $next;

/** @param AbstractBackoffStrategy $next Next strategy in the chain */
    public function setNext(AbstractBackoffStrategy $next)
    {
        $this->next = $next;
    }

/**
     * Get the next backoff strategy in the chain
     *
     * @return AbstractBackoffStrategy|null
     */
    public function getNext()
    {
        return $this->next;
    }

public function getBackoffPeriod(
        $retries,
        RequestInterface $request,
        Response $response = null,
        HttpException $e = null
    ) {
        $delay = $this->getDelay($retries, $request, $response, $e);
        if ($delay === false) {
            // The strategy knows that this must not be retried
            return false;
        } elseif ($delay === null) {
            // If the strategy is deferring a decision and the next strategy will not make a decision then return false
            return !$this->next || !$this->next->makesDecision()
                ? false
                : $this->next->getBackoffPeriod($retries, $request, $response, $e);
        } elseif ($delay === true) {
            // if the strategy knows that it must retry but is deferring to the next to determine the delay
            if (!$this->next) {
                return 0;
            } else {
                $next = $this->next;
                while ($next->makesDecision() && $next->getNext()) {
                    $next = $next->getNext();
                }
                return !$next->makesDecision() ? $next->getBackoffPeriod($retries, $request, $response, $e) : 0;
            }
        } else {
            return $delay;
        }
    }

/**
     * Check if the strategy does filtering and makes decisions on whether or not to retry.
     *
     * Strategies that return false will never retry if all of the previous strategies in a chain defer on a backoff
     * decision.
     *
     * @return bool
     */
    abstract public function makesDecision();

/**
     * Implement the concrete strategy
     *
     * @param int              $retries  Number of retries of the request
     * @param RequestInterface $request  Request that was sent
     * @param Response         $response Response that was received. Note that there may not be a response
     * @param HttpException    $e        Exception that was encountered if any
     *
     * @return bool|int|null Returns false to not retry or the number of seconds to delay between retries. Return true
     *                       or null to defer to the next strategy if available, and if not, return 0.
     */
    abstract protected function getDelay(
        $retries,
        RequestInterface $request,
        Response $response = null,
        HttpException $e = null
    );
}

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