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<?php |
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namespace Developmint\NpmStats; |
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use GuzzleHttp\Client; |
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class NpmStats |
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{ |
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/** @var \GuzzleHttp\Client */ |
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protected $client; |
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/** @var string */ |
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protected $baseUrl; |
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const LAST_DAY = 'last-day'; |
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const LAST_WEEK = 'last-week'; |
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const LAST_MONTH = 'last-month'; |
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const LAST_YEAR = 'last-year'; |
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const TOTAL = 'total'; |
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/** |
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* @param \GuzzleHttp\Client $client |
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* @param string $baseUrl |
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*/ |
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public function __construct(Client $client, $baseUrl = 'https://api.npmjs.org/downloads') |
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{ |
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$this->client = $client; |
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$this->baseUrl = $baseUrl; |
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} |
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/** |
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* @param $packageName |
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* @param string $pointValue |
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* @return array |
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*/ |
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private function getStatsByPoint($packageName, $pointValue = 'last-day') |
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{ |
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return $this->makeRequest("/point/{$pointValue}/{$packageName}"); |
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} |
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/** |
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* @param $packageName |
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* @param string $rangeValue |
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* @return array |
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*/ |
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private function getStatsByRange($packageName, $rangeValue = 'last-day') |
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{ |
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return $this->makeRequest("/range/{$rangeValue}/{$packageName}"); |
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} |
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/** |
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* @param $packageName |
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* @param string $period |
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* @param bool $asRange |
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* @return array |
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* @throws \Exception |
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*/ |
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public function getStats($packageName, $period = 'last-day', $asRange = false) |
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{ |
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if (empty($packageName)) { |
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throw new \Exception("Package name can't be empty"); |
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} |
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$this->replaceSpecialPeriodsIfApplicable($period); |
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if ($asRange) { |
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return $this->getStatsByRange($packageName, $period); |
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} |
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return $this->getStatsByPoint($packageName, $period); |
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} |
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/** |
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* @param string $resource |
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* @param array $query |
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* |
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* @return array |
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*/ |
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private function makeRequest($resource, array $query = []) |
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{ |
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$packages = $this->client |
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->get("{$this->baseUrl}{$resource}", compact('query')) |
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->getBody() |
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->getContents(); |
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return json_decode($packages, true); |
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} |
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private function replaceSpecialPeriodsIfApplicable(&$period) |
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{ |
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if ($period === self::TOTAL) { |
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$currentDate = (new \DateTime)->format('Y-m-d'); |
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$period = "2015-01-01:{$currentDate}"; |
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} elseif ($period === self::LAST_YEAR) { |
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$currentDate = (new \DateTime)->format('Y-m-d'); |
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$beforeDate = (new \DateTime)->modify('-365 days')->format('Y-m-d'); |
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$period = "{$beforeDate}:{$currentDate}"; |
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} |
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} |
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} |
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Developmint /
npm-stats-api
