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| 1 | +<?php declare(strict_types = 1); |
| 2 | + |
| 3 | +namespace Rentberry\MapsUtils; |
| 4 | + |
| 5 | +use GuzzleHttp\Client; |
| 6 | +use Psr\Log\LoggerInterface; |
| 7 | +use Rentberry\MapsUtils\Cache\Cache; |
| 8 | +use Rentberry\MapsUtils\Cache\CacheableInterface; |
| 9 | + |
| 10 | +/** |
| 11 | + * MapsTimezone |
| 12 | + */ |
| 13 | +class MapsTimezone implements CacheableInterface |
| 14 | +{ |
| 15 | + private const LOCATION_ROUND_LEVEL = 3; |
| 16 | + /** |
| 17 | + * @var Cache |
| 18 | + */ |
| 19 | + protected $cache; |
| 20 | + |
| 21 | + /** |
| 22 | + * @var LoggerInterface |
| 23 | + */ |
| 24 | + protected $logger; |
| 25 | + |
| 26 | + /** |
| 27 | + * @var string |
| 28 | + */ |
| 29 | + protected $query; |
| 30 | + |
| 31 | + /** |
| 32 | + * @var string |
| 33 | + */ |
| 34 | + private $apiKey; |
| 35 | + |
| 36 | + /** |
| 37 | + * @var Client |
| 38 | + */ |
| 39 | + private $client; |
| 40 | + |
| 41 | + /** |
| 42 | + * @var float |
| 43 | + */ |
| 44 | + private $lat; |
| 45 | + |
| 46 | + /** |
| 47 | + * @var float |
| 48 | + */ |
| 49 | + private $lng; |
| 50 | + |
| 51 | + /** |
| 52 | + * MapsTimezone constructor. |
| 53 | + * |
| 54 | + * @param LoggerInterface $logger |
| 55 | + * @param Cache $cache |
| 56 | + * @param string $apiKey |
| 57 | + */ |
| 58 | + public function __construct(LoggerInterface $logger, Cache $cache, string $apiKey) |
| 59 | + { |
| 60 | + $this->cache = $cache; |
| 61 | + $this->apiKey = $apiKey; |
| 62 | + $this->logger = $logger; |
| 63 | + } |
| 64 | + |
| 65 | + /** |
| 66 | + * @param float $lat |
| 67 | + * @param float $lng |
| 68 | + * |
| 69 | + * @return null|string |
| 70 | + */ |
| 71 | + public function getTimezonePoint(float $lat, float $lng): ?string |
| 72 | + { |
| 73 | + $this->lat = $lat; |
| 74 | + $this->lng = $lng; |
| 75 | + |
| 76 | + return $googleData = $this->getValidatedCacheData(); |
| 77 | + } |
| 78 | + |
| 79 | + /** |
| 80 | + * Return google raw timezone data |
| 81 | + * |
| 82 | + * @return mixed[]|null |
| 83 | + */ |
| 84 | + public function getData(): ?array |
| 85 | + { |
| 86 | + try { |
| 87 | + $roundedLattitude = \round($this->lat, self::LOCATION_ROUND_LEVEL); |
| 88 | + $roundedLongitude = \round($this->lng, self::LOCATION_ROUND_LEVEL); |
| 89 | + $dt = new \DateTime(); |
| 90 | + |
| 91 | + $result = $this->getClient()->get($this->getApiUrl($roundedLattitude, $roundedLongitude, $dt), ['timeout' => 10]); |
| 92 | + $result = \json_decode($result->getBody()->getContents(), true); |
| 93 | + |
| 94 | + // Going to save data only if it's correct |
| 95 | + if ($this->isTimezoneResultCorrect($result)) { |
| 96 | + return $result; |
| 97 | + } |
| 98 | + } catch (\Throwable $e) { |
| 99 | + $this->logger->warning('Problem with getting google place data. Error: '.$e->getMessage()); |
| 100 | + } |
| 101 | + |
| 102 | + return null; |
| 103 | + } |
| 104 | + |
| 105 | + /** |
| 106 | + * @return string |
| 107 | + */ |
| 108 | + public function getCacheKey(): string |
| 109 | + { |
| 110 | + $roundedLattitude = \round($this->lat, self::LOCATION_ROUND_LEVEL); |
| 111 | + $roundedLongitude = \round($this->lng, self::LOCATION_ROUND_LEVEL); |
| 112 | + |
| 113 | + return \sprintf('%s_%s', self::class, sha1($roundedLattitude.$roundedLongitude, false)); |
| 114 | + } |
| 115 | + |
| 116 | + /** |
| 117 | + * @param mixed[] $result` |
| 118 | + * |
| 119 | + * @return bool |
| 120 | + */ |
| 121 | + private function isTimezoneResultCorrect(array $result): bool |
| 122 | + { |
| 123 | + return \is_array($result) && \array_key_exists('status', $result) && $result['status'] === 'OK'; |
| 124 | + } |
| 125 | + |
| 126 | + /** |
| 127 | + * @return null|string |
| 128 | + */ |
| 129 | + private function getValidatedCacheData(): ?string |
| 130 | + { |
| 131 | + //Get data from the cache, that can be not valid |
| 132 | + $googleData = $this->cache->getData($this); |
| 133 | + |
| 134 | + if (!\is_array($googleData) || !$this->isTimezoneResultCorrect($googleData)) { |
| 135 | + $googleData = $this->cache->updateData($this); |
| 136 | + } |
| 137 | + |
| 138 | + return $googleData['timeZoneId'] ?? null; |
| 139 | + } |
| 140 | + |
| 141 | + /** |
| 142 | + * @return Client |
| 143 | + */ |
| 144 | + private function getClient(): Client |
| 145 | + { |
| 146 | + if (!($this->client instanceof Client)) { |
| 147 | + $this->client = new Client(); |
| 148 | + } |
| 149 | + |
| 150 | + return $this->client; |
| 151 | + } |
| 152 | + |
| 153 | + /** |
| 154 | + * @param float $lat |
| 155 | + * @param float $lng |
| 156 | + * @param \DateTime $dateTime |
| 157 | + * |
| 158 | + * @return string |
| 159 | + */ |
| 160 | + private function getApiUrl(float $lat, float $lng, \DateTime $dateTime): string |
| 161 | + { |
| 162 | + return \sprintf( |
| 163 | + 'https://maps.googleapis.com/maps/api/timezone/json?location=%s,%s×tamp=%s&key=%s', |
| 164 | + $lat, |
| 165 | + $lng, |
| 166 | + $dateTime->getTimestamp(), |
| 167 | + $this->apiKey |
| 168 | + ); |
| 169 | + } |
| 170 | +} |
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