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Device_Cache.php
98 lines
| 1 | <?php |
| 2 | |
| 3 | namespace IAWP\Utils; |
| 4 | |
| 5 | use IAWPSCOPED\DeviceDetector\Cache\CacheInterface; |
| 6 | /** @internal */ |
| 7 | class Device_Cache implements CacheInterface |
| 8 | { |
| 9 | private $cache = []; |
| 10 | private $dirty = \false; |
| 11 | /** |
| 12 | * @param string $id |
| 13 | * @return mixed |
| 14 | */ |
| 15 | public function fetch(string $id) |
| 16 | { |
| 17 | return $this->cache[$id] ?? null; |
| 18 | } |
| 19 | /** |
| 20 | * @param string $id |
| 21 | * @return bool |
| 22 | */ |
| 23 | public function contains(string $id) : bool |
| 24 | { |
| 25 | return \array_key_exists($id, $this->cache); |
| 26 | } |
| 27 | /** |
| 28 | * @param string $id |
| 29 | * @param $data |
| 30 | * @param int $lifeTime |
| 31 | * @return bool |
| 32 | */ |
| 33 | public function save(string $id, $data, int $lifeTime = 0) : bool |
| 34 | { |
| 35 | $this->dirty = \true; |
| 36 | $this->cache[$id] = $data; |
| 37 | return \true; |
| 38 | } |
| 39 | /** |
| 40 | * @param string $id |
| 41 | * @return bool |
| 42 | */ |
| 43 | public function delete(string $id) : bool |
| 44 | { |
| 45 | $this->dirty = \true; |
| 46 | unset($this->cache[$id]); |
| 47 | return \true; |
| 48 | } |
| 49 | /** |
| 50 | * @return bool |
| 51 | */ |
| 52 | public function flushAll() : bool |
| 53 | { |
| 54 | $this->dirty = \true; |
| 55 | $this->cache = []; |
| 56 | return \true; |
| 57 | } |
| 58 | public function load_from_file() |
| 59 | { |
| 60 | if (!\file_exists($this->file())) { |
| 61 | $this->cache = []; |
| 62 | return; |
| 63 | } |
| 64 | $json = \file_get_contents($this->file()); |
| 65 | if ($json === \false) { |
| 66 | $this->cache = []; |
| 67 | return; |
| 68 | } |
| 69 | $data = \json_decode($json, \true); |
| 70 | if ($data === null) { |
| 71 | $this->cache = []; |
| 72 | return; |
| 73 | } |
| 74 | $this->cache = $data; |
| 75 | } |
| 76 | public function save_to_file() |
| 77 | { |
| 78 | if ($this->dirty === \false) { |
| 79 | return; |
| 80 | } |
| 81 | $this->dirty = \false; |
| 82 | $contents = \json_encode($this->cache); |
| 83 | if ($contents === \false) { |
| 84 | \unlink($this->file()); |
| 85 | return; |
| 86 | } |
| 87 | $response = \file_put_contents($this->file(), $contents); |
| 88 | if ($response === \false) { |
| 89 | \wp_mkdir_p(\IAWPSCOPED\iawp_temp_path_to('')); |
| 90 | \file_put_contents($this->file(), $contents); |
| 91 | } |
| 92 | } |
| 93 | private function file() : string |
| 94 | { |
| 95 | return \IAWPSCOPED\iawp_temp_path_to('device-detector.json'); |
| 96 | } |
| 97 | } |
| 98 |