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<?php |
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namespace Upyun; |
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class Video { |
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/** |
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* @var Config |
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*/ |
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protected $config; |
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public function __construct(Config $bucketConfig) { |
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$this->setConfig($bucketConfig); |
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} |
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public function setConfig(Config $bucketConfig) { |
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$this->config = $bucketConfig; |
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} |
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public function pretreat($source, $notifyUrl, $tasks) { |
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$postParams['tasks'] = Util::base64Json($tasks); |
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$postParams['source'] = $source; |
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$postParams['notify_url'] = $notifyUrl; |
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$postParams['bucket_name'] = $this->config->bucketName; |
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$sign = Signature::getSignature( |
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$this->config, |
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$postParams, |
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Signature::SIGN_VIDEO |
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); |
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$response = Request::post( |
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sprintf('http://%s/%s/', Config::ED_VIDEO, 'pretreatment'), |
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array('Authorization' => "UpYun {$this->config->operatorName}:$sign"), |
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$postParams |
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); |
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View Code Duplication |
if($response->status_code !== 200) { |
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$body = json_decode($response->body, true); |
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throw new \Exception(sprintf('%s, with x-request-id=%s', $body['msg'], $body['id']), $body['code']); |
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} |
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$taskIds = json_decode($response->body, true); |
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return $taskIds; |
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} |
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public function status($taskIds) { |
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$limit = 20; |
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if(count($taskIds) <= $limit) { |
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$taskIds = implode(',', $taskIds); |
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} else { |
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throw new \Exception('can not query more than ' . $limit . ' tasks at one time!'); |
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} |
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$query['task_ids'] = $taskIds; |
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$query['bucket_name'] = $this->config->bucketName; |
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$sign = Signature::getSignature( |
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$this->config, |
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$query, |
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Signature::SIGN_VIDEO |
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); |
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$response = Request::get( |
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sprintf('http://%s/%s/', Config::ED_VIDEO, 'status'), |
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array('Authorization' => "UpYun {$this->config->operatorName}:$sign"), |
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$query |
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); |
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View Code Duplication |
if($response->status_code !== 200) { |
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$body = json_decode($response->body, true); |
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throw new \Exception(sprintf('%s, with x-request-id=%s', $body['msg'], $body['id']), $body['code']); |
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} |
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$status = json_decode($response->body, true); |
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return $status; |
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} |
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public function callbackSignVerify() { |
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$callbackKeys = array( |
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'bucket_name', |
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'status_code', |
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'path', |
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'description', |
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'task_id', |
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'info', |
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'signature', |
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); |
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$callbackParams = array(); |
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foreach($callbackKeys as $key) { |
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if(isset($_POST[$key])) { |
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$callbackParams[$key] = Util::trim($_POST[$key]); |
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} |
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} |
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View Code Duplication |
if(isset($callbackParams['signature'])) { |
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$sign = $callbackParams['signature']; |
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unset($callbackParams['signature']); |
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return $sign === Signature::getSignature( |
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$this->config, |
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$callbackParams, |
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Signature::SIGN_VIDEO |
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); |
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} |
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View Code Duplication |
if(isset($data['non_signature'])) { |
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$sign = $callbackParams['non_signature']; |
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unset($callbackParams['non_signature']); |
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return $sign === Signature::getSignature( |
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$this->config, |
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$callbackParams, |
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Signature::SIGN_VIDEO_NO_OPERATOR |
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); |
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} |
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return false; |
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} |
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} |
Adding an explicit array definition is generally preferable to implicit array definition as it guarantees a stable state of the code.
Let’s take a look at an example:
As you can see in this example, the array
$myArrayis initialized the first time when the foreach loop is entered. You can also see that the value of thebarkey is only written conditionally; thus, its value might result from a previous iteration.This might or might not be intended. To make your intention clear, your code more readible and to avoid accidental bugs, we recommend to add an explicit initialization $myArray = array() either outside or inside the foreach loop.