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1 | <?php |
2 | |
3 | namespace NewfoldLabs\WP\Module\Data\SiteClassification; |
4 | |
5 | use NewfoldLabs\WP\Module\Data\HiiveWorker; |
6 | |
7 | /** |
8 | * Class SiteClassification |
9 | * |
10 | * Class that handles fetching and caching of site classification data. |
11 | * |
12 | * @package NewfoldLabs\WP\Module\Data |
13 | */ |
14 | class SiteClassification { |
15 | /** |
16 | * Name of the site classification data transient. |
17 | * |
18 | * @var string |
19 | */ |
20 | public static $transient_name = 'nfd_data_site_classification'; |
21 | |
22 | /** |
23 | * Retrieves the site classification data. |
24 | * |
25 | * @return array |
26 | */ |
27 | public static function get() { |
28 | // Get the current locale of the site. |
29 | $locale = str_replace( '_', '-', get_locale() ); |
30 | |
31 | $transient_name = self::$transient_name . '-' . $locale; |
32 | // Checks the transient for data. |
33 | $classification = get_transient( $transient_name ); |
34 | if ( false !== $classification ) { |
35 | return $classification; |
36 | } |
37 | |
38 | // Fetch data from the worker. |
39 | $classification = self::fetch_from_worker( $locale ); |
40 | if ( ! empty( $classification ) ) { |
41 | set_transient( $transient_name, $classification, DAY_IN_SECONDS ); |
42 | return $classification; |
43 | } |
44 | |
45 | // Fetch data from the static JSON file. |
46 | $classification = self::fetch_from_static_file( $locale ); |
47 | if ( ! empty( $classification ) ) { |
48 | $classification['static'] = true; |
49 | set_transient( $transient_name, $classification, HOUR_IN_SECONDS ); |
50 | return $classification; |
51 | } |
52 | |
53 | // Cache an empty array for an hour if no data could be retrieved. |
54 | set_transient( $transient_name, array(), HOUR_IN_SECONDS ); |
55 | return array(); |
56 | } |
57 | |
58 | /** |
59 | * Fetch site classification data from the CF worker. |
60 | * |
61 | * @param string $locale The locale in kebab case. |
62 | * @return array |
63 | */ |
64 | public static function fetch_from_worker( $locale = 'en-US' ) { |
65 | $worker = new HiiveWorker( 'site-classification' ); |
66 | $response = $worker->request( |
67 | 'GET', |
68 | array( |
69 | 'headers' => array( |
70 | 'Accept' => 'application/json', |
71 | ), |
72 | 'body' => array( |
73 | 'locale' => $locale, |
74 | ), |
75 | ) |
76 | ); |
77 | |
78 | if ( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) { |
79 | return array(); |
80 | } |
81 | |
82 | $body = wp_remote_retrieve_body( $response ); |
83 | $data = json_decode( $body, true ); |
84 | if ( ! $data || ! is_array( $data ) ) { |
85 | return array(); |
86 | } |
87 | |
88 | return $data; |
89 | } |
90 | |
91 | /** |
92 | * Fetch site classification data from the static JSON file. |
93 | * |
94 | * @param string $locale The locale in kebab case. |
95 | * @return array |
96 | */ |
97 | public static function fetch_from_static_file( $locale = 'en-US' ) { |
98 | $filename = realpath( __DIR__ . "/../Data/Static/site-classification-{$locale}.json" ); |
99 | |
100 | if ( ! file_exists( $filename ) ) { |
101 | if ( 'en-US' === $locale ) { |
102 | return array(); |
103 | } |
104 | |
105 | // If the file does not exist and the locale is not en-US, then default to the en-US file. |
106 | $filename = realpath( __DIR__ . '/../Data/Static/site-classification-en-US.json' ); |
107 | if ( ! file_exists( $filename ) ) { |
108 | return array(); |
109 | } |
110 | } |
111 | |
112 | $data = json_decode( file_get_contents( $filename ), true ); |
113 | if ( ! $data ) { |
114 | return array(); |
115 | } |
116 | |
117 | return $data; |
118 | } |
119 | } |