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<?php |
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namespace Recca0120\Every8d; |
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use Carbon\Carbon; |
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use DomainException; |
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use Http\Client\HttpClient; |
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use Http\Message\MessageFactory; |
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use Http\Discovery\HttpClientDiscovery; |
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use Http\Discovery\MessageFactoryDiscovery; |
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class Client |
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{ |
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/** |
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* $apiEndpoint. |
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* |
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* @var string |
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*/ |
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public $apiEndpoint = 'http://api.every8d.com/API21/HTTP'; |
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/** |
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* $credit. |
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* |
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* @var float |
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*/ |
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public $credit = null; |
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/** |
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* __construct. |
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* |
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* @param string $userId |
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* @param string $password |
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* @param \Http\Client\HttpClient $httpClient |
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* @param \Http\Message\MessageFactory $messageFactory |
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*/ |
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public function __construct($userId, $password, HttpClient $httpClient = null, MessageFactory $messageFactory = null) |
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{ |
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$this->userId = $userId; |
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$this->password = $password; |
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$this->httpClient = $httpClient ?: HttpClientDiscovery::find(); |
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$this->messageFactory = $messageFactory ?: MessageFactoryDiscovery::find(); |
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} |
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/** |
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* setCredit. |
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* |
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* @param string $credit |
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*/ |
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protected function setCredit($credit) |
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{ |
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$this->credit = (float) $credit; |
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return $this; |
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} |
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/** |
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* credit. |
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* |
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* @return float |
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*/ |
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public function credit() |
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{ |
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if (is_null($this->credit) === false) { |
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return $this->credit; |
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} |
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$response = $this->doRequest('getCredit.ashx', [ |
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'UID' => $this->userId, |
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'PWD' => $this->password, |
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]); |
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if ($this->isValidResponse($response) === false) { |
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throw new DomainException($response); |
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} |
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return $this->setCredit($response) |
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->credit; |
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} |
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/** |
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* send. |
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* |
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* @param array $params |
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* |
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* @return string |
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*/ |
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public function send($params) |
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{ |
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$response = $this->doRequest('sendSMS.ashx', array_filter([ |
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'UID' => $this->userId, |
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'PWD' => $this->password, |
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'SB' => isset($params['subject']) ? $params['subject'] : null, |
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'MSG' => $params['text'], |
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'DEST' => $params['to'], |
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'ST' => isset($params['ST']) ? Carbon::parse($params['ST'])->format('YmdHis') : null, |
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])); |
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if ($this->isValidResponse($response) === false) { |
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throw new DomainException($response, 500); |
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} |
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list($credit, $sended, $cost, $unsend, $batchId) = explode(',', $response); |
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return [ |
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'credit' => $this->setCredit($credit)->credit, |
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'sended' => (int) $sended, |
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'cost' => (float) $cost, |
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'unsend' => (int) $unsend, |
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'batchId' => $batchId, |
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]; |
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} |
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/** |
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* isValidResponse. |
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* |
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* @param string $response |
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* |
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* @return bool |
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*/ |
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protected function isValidResponse($response) |
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{ |
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return substr($response, 0, 1) !== '-'; |
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} |
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/** |
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* doRequest. |
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* |
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* @param string $uri |
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* @param array $params |
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* |
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* @return string |
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*/ |
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protected function doRequest($uri, $params) |
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{ |
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$request = $this->messageFactory->createRequest( |
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'POST', |
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rtrim($this->apiEndpoint, '/').'/'.$uri, |
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['Content-Type' => 'application/x-www-form-urlencoded; charset=utf-8'], |
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http_build_query($params) |
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); |
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$response = $this->httpClient->sendRequest($request); |
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return $response->getBody()->getContents(); |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: