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Geo.php
226 lines
| 1 | <?php |
| 2 | |
| 3 | namespace WPMailSMTP; |
| 4 | |
| 5 | /** |
| 6 | * Class Geo to work with location, domain, IPs etc. |
| 7 | * |
| 8 | * @since 1.5.0 |
| 9 | */ |
| 10 | class Geo { |
| 11 | |
| 12 | /** |
| 13 | * Get the current site hostname. |
| 14 | * In case of CLI we don't have SERVER_NAME, so use host name instead, may be not a domain name. |
| 15 | * Examples: example.com, localhost. |
| 16 | * |
| 17 | * @since 1.5.0 |
| 18 | * |
| 19 | * @return string |
| 20 | */ |
| 21 | public static function get_site_domain() { |
| 22 | |
| 23 | return ! empty( $_SERVER['SERVER_NAME'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SERVER_NAME'] ) ) : wp_parse_url( get_home_url( get_current_blog_id() ), PHP_URL_HOST ); |
| 24 | } |
| 25 | |
| 26 | /** |
| 27 | * Get the domain IP address. |
| 28 | * Uses gethostbyname() which is quite slow, but this is done only one time. |
| 29 | * |
| 30 | * @since 1.5.0 |
| 31 | * |
| 32 | * @param string $domain |
| 33 | * |
| 34 | * @return string |
| 35 | */ |
| 36 | public static function get_ip_by_domain( $domain ) { |
| 37 | |
| 38 | if ( $domain === 'localhost' ) { |
| 39 | return '127.0.0.1'; |
| 40 | } |
| 41 | |
| 42 | return gethostbyname( $domain ); |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Get the location coordinates by IP address. |
| 47 | * We make a request to 3rd party services. |
| 48 | * |
| 49 | * @since 1.5.0 |
| 50 | * @since 1.6.0 Added new geo API endpoint, provided by WPForms. |
| 51 | * @since 2.0.0 Updated the WPForms geo API endpoint to v3. |
| 52 | * |
| 53 | * @param string $ip The IP address. |
| 54 | * |
| 55 | * @return array Empty array for localhost. |
| 56 | */ |
| 57 | public static function get_location_by_ip( $ip ) { |
| 58 | |
| 59 | // Check for a non-local IP. |
| 60 | if ( empty( $ip ) || in_array( $ip, [ '127.0.0.1', '::1' ], true ) ) { |
| 61 | return []; |
| 62 | } |
| 63 | |
| 64 | $request = wp_remote_get( 'https://geo.wpforms.com/v3/geolocate/json/' . $ip ); |
| 65 | |
| 66 | if ( ! is_wp_error( $request ) ) { |
| 67 | $request = json_decode( wp_remote_retrieve_body( $request ), true ); |
| 68 | if ( ! empty( $request['latitude'] ) && ! empty( $request['longitude'] ) ) { |
| 69 | $data = [ |
| 70 | 'latitude' => sanitize_text_field( $request['latitude'] ), |
| 71 | 'longitude' => sanitize_text_field( $request['longitude'] ), |
| 72 | 'city' => isset( $request['city'] ) ? sanitize_text_field( $request['city'] ) : '', |
| 73 | 'region' => isset( $request['region_name'] ) ? sanitize_text_field( $request['region_name'] ) : '', |
| 74 | 'country' => isset( $request['country_iso'] ) ? sanitize_text_field( $request['country_iso'] ) : '', |
| 75 | 'postal' => isset( $request['zip_code'] ) ? sanitize_text_field( $request['zip_code'] ) : '', |
| 76 | ]; |
| 77 | |
| 78 | return $data; |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | $request = wp_remote_get( 'https://ipapi.co/' . $ip . '/json' ); |
| 83 | |
| 84 | if ( ! is_wp_error( $request ) ) { |
| 85 | |
| 86 | $request = json_decode( wp_remote_retrieve_body( $request ), true ); |
| 87 | |
| 88 | if ( ! empty( $request['latitude'] ) && ! empty( $request['longitude'] ) ) { |
| 89 | |
| 90 | $data = [ |
| 91 | 'latitude' => sanitize_text_field( $request['latitude'] ), |
| 92 | 'longitude' => sanitize_text_field( $request['longitude'] ), |
| 93 | 'city' => isset( $request['city'] ) ? sanitize_text_field( $request['city'] ) : '', |
| 94 | 'region' => isset( $request['region'] ) ? sanitize_text_field( $request['region'] ) : '', |
| 95 | 'country' => isset( $request['country'] ) ? sanitize_text_field( $request['country'] ) : '', |
| 96 | 'postal' => isset( $request['postal'] ) ? sanitize_text_field( $request['postal'] ) : '', |
| 97 | ]; |
| 98 | |
| 99 | return $data; |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | $request = wp_remote_get( |
| 104 | 'https://tools.keycdn.com/geo.json?host=' . $ip, |
| 105 | [ |
| 106 | 'user-agent' => 'keycdn-tools:' . get_home_url(), |
| 107 | ] |
| 108 | ); |
| 109 | |
| 110 | if ( ! is_wp_error( $request ) ) { |
| 111 | |
| 112 | $request = json_decode( wp_remote_retrieve_body( $request ), true ); |
| 113 | |
| 114 | if ( ! empty( $request['data']['geo']['latitude'] ) && ! empty( $request['data']['geo']['longitude'] ) ) { |
| 115 | |
| 116 | $data = [ |
| 117 | 'latitude' => sanitize_text_field( $request['data']['geo']['latitude'] ), |
| 118 | 'longitude' => sanitize_text_field( $request['data']['geo']['longitude'] ), |
| 119 | 'city' => isset( $request['data']['geo']['city'] ) ? sanitize_text_field( $request['data']['geo']['city'] ) : '', |
| 120 | 'region' => isset( $request['data']['geo']['region_name'] ) ? sanitize_text_field( $request['data']['geo']['region_name'] ) : '', |
| 121 | 'country' => isset( $request['data']['geo']['country_code'] ) ? sanitize_text_field( $request['data']['geo']['country_code'] ) : '', |
| 122 | 'postal' => isset( $request['data']['geo']['postal_code'] ) ? sanitize_text_field( $request['data']['geo']['postal_code'] ) : '', |
| 123 | ]; |
| 124 | |
| 125 | return $data; |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | return []; |
| 130 | } |
| 131 | |
| 132 | /** |
| 133 | * This routine calculates the distance between two points (given the latitude/longitude of those points). |
| 134 | * Definitions: South latitudes are negative, east longitudes are positive. |
| 135 | * |
| 136 | * @see https://www.geodatasource.com/developers/php |
| 137 | * |
| 138 | * @since 1.5.0 |
| 139 | * |
| 140 | * @param float $lat1 Latitude of point 1 (in decimal degrees). |
| 141 | * @param float $lon1 Longitude of point 1 (in decimal degrees). |
| 142 | * @param float $lat2 Latitude of point 2 (in decimal degrees). |
| 143 | * @param float $lon2 Longitude of point 2 (in decimal degrees). |
| 144 | * @param string $unit Supported values: M, K, N. Miles by default. |
| 145 | * |
| 146 | * @return float|int |
| 147 | */ |
| 148 | public static function get_distance_between( $lat1, $lon1, $lat2, $lon2, $unit = 'M' ) { |
| 149 | |
| 150 | if ( ( $lat1 === $lat2 ) && ( $lon1 === $lon2 ) ) { |
| 151 | return 0; |
| 152 | } |
| 153 | |
| 154 | $theta = $lon1 - $lon2; |
| 155 | $dist = sin( deg2rad( $lat1 ) ) * sin( deg2rad( $lat2 ) ) + cos( deg2rad( $lat1 ) ) * cos( deg2rad( $lat2 ) ) * cos( deg2rad( $theta ) ); |
| 156 | $dist = acos( $dist ); |
| 157 | $dist = rad2deg( $dist ); |
| 158 | $miles = $dist * 60 * 1.1515; |
| 159 | $unit = strtoupper( $unit ); |
| 160 | |
| 161 | if ( $unit === 'K' ) { |
| 162 | return ( $miles * 1.609344 ); |
| 163 | } elseif ( $unit === 'N' ) { |
| 164 | return ( $miles * 0.8684 ); |
| 165 | } |
| 166 | |
| 167 | return $miles; |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * Get the user IP address. |
| 172 | * |
| 173 | * @since 3.11.0 |
| 174 | * |
| 175 | * Code based on the: |
| 176 | * - WordPress method \WP_Community_Events::get_unsafe_client_ip |
| 177 | * - Cloudflare documentation https://support.cloudflare.com/hc/en-us/articles/206776727 |
| 178 | * |
| 179 | * @return string |
| 180 | */ |
| 181 | public static function get_ip() { |
| 182 | |
| 183 | $ip = '127.0.0.1'; |
| 184 | |
| 185 | $address_headers = [ |
| 186 | 'HTTP_TRUE_CLIENT_IP', |
| 187 | 'HTTP_CF_CONNECTING_IP', |
| 188 | 'HTTP_X_REAL_IP', |
| 189 | 'HTTP_CLIENT_IP', |
| 190 | 'HTTP_X_FORWARDED_FOR', |
| 191 | 'HTTP_X_FORWARDED', |
| 192 | 'HTTP_X_CLUSTER_CLIENT_IP', |
| 193 | 'HTTP_FORWARDED_FOR', |
| 194 | 'HTTP_FORWARDED', |
| 195 | 'REMOTE_ADDR', |
| 196 | ]; |
| 197 | |
| 198 | foreach ( $address_headers as $header ) { |
| 199 | if ( empty( $_SERVER[ $header ] ) ) { |
| 200 | continue; |
| 201 | } |
| 202 | |
| 203 | /* |
| 204 | * HTTP_X_FORWARDED_FOR can contain a chain of comma-separated addresses, with or without spaces. |
| 205 | * The first address is the original client. It can't be trusted for authenticity, |
| 206 | * but we don't need to for this purpose. |
| 207 | */ |
| 208 | |
| 209 | // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized |
| 210 | $address_chain = explode( ',', wp_unslash( $_SERVER[ $header ] ) ); |
| 211 | $ip = filter_var( trim( $address_chain[0] ), FILTER_VALIDATE_IP ); |
| 212 | |
| 213 | break; |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Filter detected IP address. |
| 218 | * |
| 219 | * @since 3.11.0 |
| 220 | * |
| 221 | * @param string $ip IP address. |
| 222 | */ |
| 223 | return filter_var( apply_filters( 'wp_mail_smtp_geo_get_ip', $ip ), FILTER_VALIDATE_IP ); |
| 224 | } |
| 225 | } |
| 226 |