Completed
Push — master ( 47f816...b6d035 )
by Sean
03:24
created

Pagination::lastPage()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 4
ccs 0
cts 2
cp 0
rs 10
c 0
b 0
f 0
cc 1
eloc 2
nc 1
nop 1
crap 2
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<?php
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/*
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 * Copyright (C) 2013-2016 Mailgun
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 *
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 * This software may be modified and distributed under the terms
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 * of the MIT license. See the LICENSE file for details.
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 */
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namespace Mailgun\Api;
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use Mailgun\Assert;
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use Mailgun\Resource\Api\PagingProvider;
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use Psr\Http\Message\ResponseInterface;
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/**
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 * @author Tobias Nyholm <[email protected]>
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 */
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trait Pagination
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{
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    abstract protected function httpGet($path, array $parameters = [], array $requestHeaders = []);
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    abstract protected function safeDeserialize(ResponseInterface $response, $className);
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    /**
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     * @param PagingProvider $response
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     *
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     * @return PagingProvider|null
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     */
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    public function nextPage(PagingProvider $response)
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    {
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        return $this->getPaginationUrl($response->getNextUrl(), get_class($response));
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    }
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    /**
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     * @param PagingProvider $response
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     *
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     * @return PagingProvider|null
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     */
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    public function previousPage(PagingProvider $response)
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    {
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        return $this->getPaginationUrl($response->getPreviousUrl(), get_class($response));
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    }
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    /**
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     * @param PagingProvider $response
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     *
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     * @return PagingProvider|null
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     */
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    public function firstPage(PagingProvider $response)
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    {
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        return $this->getPaginationUrl($response->getFirstUrl(), get_class($response));
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    }
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    /**
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     * @param PagingProvider $response
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     *
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     * @return PagingProvider|null
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     */
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    public function lastPage(PagingProvider $response)
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    {
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        return $this->getPaginationUrl($response->getLastUrl(), get_class($response));
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    }
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    /**
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     * @param string $url
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     * @param string $class
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     *
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     * @return PagingProvider|null
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     */
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    private function getPaginationUrl($url, $class)
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    {
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        Assert::stringNotEmpty($class);
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        if (empty($url)) {
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            return;
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        }
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        $response = $this->httpGet($url);
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        return $this->safeDeserialize($response, $class);
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    }
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}
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