DeepL::languages() - Code Metrics - Inspection of "Add configurable cURL proxy and timeout" - Baby-Markt/deepl-php-lib - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — master (#20)

unknown
created 2021-05-12 15:16 UTC
DeepL::languages() A

↳ Parent: DeepL
Complexity

Conditions	1
Paths	1
Size

Total Lines	7
Code Lines	4
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	0
CRAP Score	2
Importance

Changes	1
Bugs	0	Features	0
Metric	Value
eloc	4
c	1
b	0
f	0
dl	0
loc	7
ccs	0
cts	5
cp	0
rs	10
cc	1
nc	1
nop	1
crap	2
<?php

namespace BabyMarkt\DeepL;

/**
 * DeepL API client library
 *
 * @package BabyMarkt\DeepL
 */
class DeepL
{
    const API_URL_SCHEMA = 'https';
    /**
     * API BASE URL
     * https://api.deepl.com/v2/[resource]?auth_key=[yourAuthKey]
     */
    const API_URL_BASE = '%s://%s/v%s/%s?auth_key=%s';

    /**
     * API URL: usage
     */
    const API_URL_RESOURCE_USAGE = 'usage';

    /**
     * API URL: languages
     */
    const API_URL_RESOURCE_LANGUAGES = 'languages';

    /**
     * DeepL API Version (v2 is default since 2018)
     *
     * @var integer
     */
    protected $apiVersion;

    /**
     * DeepL API Auth Key (DeepL Pro access required)
     *
     * @var string
     */
    protected $authKey;

    /**
     * cURL resource
     *
     * @var resource
     */
    protected $curl;

    /**
     * Hostname of the API (in most cases api.deepl.com)
     *
     * @var string
     */
    protected $host;

    /**
     * URL of the proxy used to connect to DeepL (if needed)
     *
     * @var string|null
     */
    protected $proxy = null;

    /**
     * Credentials for the proxy used to connect to DeepL (username:password)
     *
     * @var string|null
     */
    protected $proxyCredentials = null;

    /**
     * Maximum number of seconds the query should take
     *
     * @var int|null
     */
    protected $timeout = null;

    /**
     * DeepL constructor
     *
     * @param string  $authKey
     * @param integer $apiVersion
     * @param string  $host
     */
    public function __construct($authKey, $apiVersion = 2, $host = 'api.deepl.com')
    {
        $this->authKey    = $authKey;
        $this->apiVersion = $apiVersion;
        $this->host       = $host;
        $this->curl       = curl_init();
class Id
{
    public $id;

    public function __construct($id)
    {
        $this->id = $id;
    }

}

class Account
{
    /** @var  Id $id */
    public $id;
}

$account_id = false;

if (starsAreRight()) {
    $account_id = new Id(42);
}

$account = new Account();
if ($account instanceof Id)
{
    $account->id = $account_id;
}

        curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, 1);
    }

    /**
     * DeepL destructor
     */
    public function __destruct()
    {
        if ($this->curl && is_resource($this->curl)) {
            curl_close($this->curl);
        }
    }

    /**
     * Call languages-Endpoint and return Json-response as an Array
     *
     * @param string $type
     *
     * @return array
     * @throws DeepLException
     */
    public function languages($type = null)
    {
        $url       = $this->buildBaseUrl(self::API_URL_RESOURCE_LANGUAGES);
        $body      = $this->buildQuery(array('type' => $type));
        $languages = $this->request($url, $body);

        return $languages;
    }

    /**
     * Set a proxy to use for querying the DeepL API if needed
     *
     * @param string $proxy Proxy URL (e.g 'http://proxy-domain.com:3128')
     */
    public function setProxy($proxy)
    {

        $this->proxy = $proxy;
    }

    /**
     * Set the proxy credentials
     *
     * @param string $proxyCredentials proxy credentials (using 'username:password' format)
     */
    public function setProxyCredentials($proxyCredentials)
    {
        $this->proxyCredentials = $proxyCredentials;
    }

    /**
     * Set a timeout for queries to the DeepL API
     *
     * @param int $timeout Timeout in seconds
     */
    public function setTimeout($timeout)
    {
        $this->timeout = $timeout;
    }

    /**
     * Translate the text string or array from source to destination language
     * For detailed info on Parameters see README.md
     *
     * @param string|string[] $text
     * @param string          $sourceLang
     * @param string          $targetLang
     * @param string          $tagHandling
     * @param array|null      $ignoreTags
     * @param string          $formality
     * @param null            $splitSentences

     * @param null            $preserveFormatting

     * @param array|null      $nonSplittingTags
     * @param null            $outlineDetection

     * @param array|null      $splittingTags
     *
     * @return array
     * @throws DeepLException
     *
     * @SuppressWarnings(PHPMD.ExcessiveParameterList)
     */
    public function translate(
        $text,
        $sourceLang = 'de',
        $targetLang = 'en',
        $tagHandling = null,
        array $ignoreTags = null,
        $formality = 'default',
        $splitSentences = null,
        $preserveFormatting = null,
        array $nonSplittingTags = null,
        $outlineDetection = null,
        array $splittingTags = null
    ) {
        if (is_array($tagHandling)) {

            throw new \InvalidArgumentException('$tagHandling must be of type String in V2 of DeepLLibrary');
        }
        $paramsArray = array(
            'text'                => $text,
            'source_lang'         => $sourceLang,
            'target_lang'         => $targetLang,
            'splitting_tags'      => $splittingTags,
            'non_splitting_tags'  => $nonSplittingTags,
            'ignore_tags'         => $ignoreTags,
            'tag_handling'        => $tagHandling,
            'formality'           => $formality,
            'split_sentences'     => $splitSentences,
            'preserve_formatting' => $preserveFormatting,
            'outline_detection'   => $outlineDetection,
        );

        $paramsArray = $this->removeEmptyParams($paramsArray);
        $url         = $this->buildBaseUrl();
        $body        = $this->buildQuery($paramsArray);

        // request the DeepL API
        $translationsArray = $this->request($url, $body);

        return $translationsArray['translations'];
    }

    /**
     * Calls the usage-Endpoint and return Json-response as an array
     *
     * @return array
     * @throws DeepLException
     */
    public function usage()
    {
        $url   = $this->buildBaseUrl(self::API_URL_RESOURCE_USAGE);
        $usage = $this->request($url);

        return $usage;
    }


    /**
     * Creates the Base-Url which all of the 3 API-resources have in common.
     *
     * @param string $resource
     *
     * @return string
     */
    protected function buildBaseUrl($resource = 'translate')
    {
        $url = sprintf(
            self::API_URL_BASE,
            self::API_URL_SCHEMA,
            $this->host,
            $this->apiVersion,
            $resource,
            $this->authKey
        );

        return $url;
    }

    /**
     * @param array $paramsArray
     *
     * @return string
     */
    protected function buildQuery($paramsArray)
    {
        if (isset($paramsArray['text']) && true === is_array($paramsArray['text'])) {
            $text = $paramsArray['text'];
            unset($paramsArray['text']);
            $textString = '';
            foreach ($text as $textElement) {
                $textString .= '&text='.rawurlencode($textElement);
            }
        }

        foreach ($paramsArray as $key => $value) {
            if (true === is_array($value)) {
                $paramsArray[$key] = implode(',', $value);
            }
        }

        $body = http_build_query($paramsArray, null, '&');
        $body = http_build_query($paramsArray, /** @scrutinizer ignore-type */ null, '&');

        if (isset($textString)) {
            $body = $textString.'&'.$body;
        }

        return $body;
    }




    /**
     * Make a request to the given URL
     *
     * @param string $url
     * @param string $body
     *
     * @return array
     *
     * @throws DeepLException
     */
    protected function request($url, $body = '')
    {
        curl_setopt($this->curl, CURLOPT_POST, true);
        curl_setopt($this->curl, CURLOPT_URL, $url);
        curl_setopt($this->curl, CURLOPT_POSTFIELDS, $body);
        curl_setopt($this->curl, CURLOPT_HTTPHEADER, array('Content-Type: application/x-www-form-urlencoded'));

        if ($this->proxy !== null) {
            curl_setopt($this->curl, CURLOPT_PROXY, $this->proxy);
        }

        if ($this->proxyCredentials !== null) {
            curl_setopt($this->curl, CURLOPT_PROXYAUTH, $this->proxyCredentials);
        }

        if ($this->timeout !== null) {
            curl_setopt($this->curl, CURLOPT_TIMEOUT, $this->timeout);
        }

        $response = curl_exec($this->curl);

        if (curl_errno($this->curl)) {
            throw new DeepLException('There was a cURL Request Error.');
        }
        $httpCode      = curl_getinfo($this->curl, CURLINFO_HTTP_CODE);
        $responseArray = json_decode($response, true);
        $responseArray = json_decode(/** @scrutinizer ignore-type */ $response, true);

        if ($httpCode != 200 && is_array($responseArray) && array_key_exists('message', $responseArray)) {
            throw new DeepLException($responseArray['message'], $httpCode);
        }

        if (false === is_array($responseArray)) {
            throw new DeepLException('The Response seems to not be valid JSON.', $httpCode);
        }

        return $responseArray;
    }

    /**
     * @param array $paramsArray
     *
     * @return array
     */
    private function removeEmptyParams($paramsArray)
    {

        foreach ($paramsArray as $key => $value) {
            if (true === empty($value)) {
                unset($paramsArray[$key]);
            }
            // Special Workaround for outline_detection which will be unset above
            // DeepL assumes outline_detection=1 if it is not send
            // in order to deactivate it, we need to send outline_detection=0 to the api
            if ('outline_detection' === $key) {
                if (1 === $value) {
                    unset($paramsArray[$key]);
                }

                if (0 === $value) {
                    $paramsArray[$key] = 0;
                }
            }
        }

        return $paramsArray;
    }
}

Baby-Markt / deepl-php-lib

Pull Request — master (#20)

DeepL::languages() A

Complexity

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Duplication

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