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wp-async-request.php
165 lines
| 1 | <?php |
| 2 | /** |
| 3 | * @deprecated Use src/Framework/WordPressLibraries\WPAsyncRequest. |
| 4 | * WP Async Request |
| 5 | * |
| 6 | * @package WP-Background-Processing |
| 7 | */ |
| 8 | |
| 9 | if ( ! class_exists( 'WP_Async_Request' ) ) { |
| 10 | |
| 11 | /** |
| 12 | * Abstract WP_Async_Request class. |
| 13 | * |
| 14 | * @abstract |
| 15 | */ |
| 16 | abstract class WP_Async_Request { |
| 17 | |
| 18 | /** |
| 19 | * Prefix |
| 20 | * |
| 21 | * (default value: 'wp') |
| 22 | * |
| 23 | * @var string |
| 24 | * @access protected |
| 25 | */ |
| 26 | protected $prefix = 'wp'; |
| 27 | |
| 28 | /** |
| 29 | * Action |
| 30 | * |
| 31 | * (default value: 'async_request') |
| 32 | * |
| 33 | * @var string |
| 34 | * @access protected |
| 35 | */ |
| 36 | protected $action = 'async_request'; |
| 37 | |
| 38 | /** |
| 39 | * Identifier |
| 40 | * |
| 41 | * @var mixed |
| 42 | * @access protected |
| 43 | */ |
| 44 | protected $identifier; |
| 45 | |
| 46 | /** |
| 47 | * Data |
| 48 | * |
| 49 | * (default value: array()) |
| 50 | * |
| 51 | * @var array |
| 52 | * @access protected |
| 53 | */ |
| 54 | protected $data = array(); |
| 55 | |
| 56 | /** |
| 57 | * Initiate new async request |
| 58 | */ |
| 59 | public function __construct() { |
| 60 | $this->identifier = $this->prefix . '_' . $this->action; |
| 61 | |
| 62 | add_action( 'wp_ajax_' . $this->identifier, array( $this, 'maybe_handle' ) ); |
| 63 | add_action( 'wp_ajax_nopriv_' . $this->identifier, array( $this, 'maybe_handle' ) ); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Set data used during the request |
| 68 | * |
| 69 | * @param array $data Data. |
| 70 | * |
| 71 | * @return $this |
| 72 | */ |
| 73 | public function data( $data ) { |
| 74 | $this->data = $data; |
| 75 | |
| 76 | return $this; |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * Dispatch the async request |
| 81 | * |
| 82 | * @return array|WP_Error |
| 83 | */ |
| 84 | public function dispatch() { |
| 85 | $url = add_query_arg( $this->get_query_args(), $this->get_query_url() ); |
| 86 | $args = $this->get_post_args(); |
| 87 | |
| 88 | return wp_remote_post( esc_url_raw( $url ), $args ); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Get query args |
| 93 | * |
| 94 | * @return array |
| 95 | */ |
| 96 | protected function get_query_args() { |
| 97 | if ( property_exists( $this, 'query_args' ) ) { |
| 98 | return $this->query_args; |
| 99 | } |
| 100 | |
| 101 | return array( |
| 102 | 'action' => $this->identifier, |
| 103 | 'nonce' => wp_create_nonce( $this->identifier ), |
| 104 | ); |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Get query URL |
| 109 | * |
| 110 | * @return string |
| 111 | */ |
| 112 | protected function get_query_url() { |
| 113 | if ( property_exists( $this, 'query_url' ) ) { |
| 114 | return $this->query_url; |
| 115 | } |
| 116 | |
| 117 | return admin_url( 'admin-ajax.php' ); |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Get post args |
| 122 | * |
| 123 | * @return array |
| 124 | */ |
| 125 | protected function get_post_args() { |
| 126 | if ( property_exists( $this, 'post_args' ) ) { |
| 127 | return $this->post_args; |
| 128 | } |
| 129 | |
| 130 | return array( |
| 131 | 'timeout' => 0.01, |
| 132 | 'blocking' => false, |
| 133 | 'body' => $this->data, |
| 134 | 'cookies' => $_COOKIE, |
| 135 | 'sslverify' => apply_filters( 'https_local_ssl_verify', false ), |
| 136 | ); |
| 137 | } |
| 138 | |
| 139 | /** |
| 140 | * Maybe handle |
| 141 | * |
| 142 | * Check for correct nonce and pass to handler. |
| 143 | */ |
| 144 | public function maybe_handle() { |
| 145 | // Don't lock up other requests while processing |
| 146 | session_write_close(); |
| 147 | |
| 148 | check_ajax_referer( $this->identifier, 'nonce' ); |
| 149 | |
| 150 | $this->handle(); |
| 151 | |
| 152 | wp_die(); |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * Handle |
| 157 | * |
| 158 | * Override this method to perform any actions required |
| 159 | * during the async request. |
| 160 | */ |
| 161 | abstract protected function handle(); |
| 162 | |
| 163 | } |
| 164 | } |
| 165 |