�PNG  IHDR22?�� pHYs  �� OiCCPPhotoshop ICC profilexڝSgTS�=���BK���KoR RB���&*! J�!��Q�EEȠ�����Q, � ��!���������{�kּ������>���� �H3Q5� �B�������.@� $p�d!s�#�~<<+"��x� �M��0���B�\���t�8K�@z�B�@F���&S�`�cb�P-`'������{[�!�� e�Dh;��V�EX0fK�9�-0IWfH���� � 0Q��){`�##x��F�W<�+��*x��<�$9E�[-qWW.(�I+6aa�@.�y�2�4���������x����6��_-��"bb���ϫp@�t~��,/��;�m��%�h^ �u��f�@����W�p�~<�5�j>{�-�]c�K'Xt����o��(�h���w��?�G�%�fI�q^D$.Tʳ?�D��*�A��,���� �`6�B$��BB d�r`)��B(�Ͱ*`/�@4�Qh��p.�U�=p�a��(�� A�a!ڈb�X#����!�H�$ ɈQ"K�5H1R�T UH�=r9�\F��;�2����G1���Q=� �C��7�F� �dt1�����r�=�6��Ыhڏ>C�0��3�l0.��B�8, �c˱"� ���V����cϱw�E� 6wB aAHXLXN�H� $4� 7 �Q�'"��K�&���b21�XH,#��/{�C�7$�C2'��I��T��F�nR#�,��4H#���dk�9�, +ȅ����3��!�[ �b@q��S�(R�jJ��4�e�2AU��Rݨ�T5�ZB���R�Q��4u�9̓IK�����hh�i��t�ݕN��W���G���w ��Ljg(�gw��L�Ӌ�T071���oUX*�*|�� �J�&�*/T����ު U�U�T��^S}�FU3S� Ԗ�U��P�SSg�;���g�oT?�~Y��Y�L�OC�Q��_�� c�x,!k ��u�5�&���|v*�����=���9C3J3W�R�f?�q��tN �(���~���)�)�4L�1e\k����X�H�Q�G�6������E�Y��A�J'\'Gg����S�Sݧ �M=:��.�k���Dw�n��^��Lo��y���}/�T�m���G X� $� �<�5qo</���QC]�@C�a�a�ᄑ��<��F�F�i�\�$�m�mƣ&&!&KM�M�RM��)�;L;L���͢�֙5�=1�2��כ߷`ZxZ,����eI��Z�Yn�Z9Y�XUZ]�F���%ֻ�����N�N���gð�ɶ�����ۮ�m�}agbg�Ů��}�}��= ���Z~s�r:V:ޚΜ�?}����/gX���3��)�i�S��Ggg�s�󈋉K��.�>.���Ƚ�Jt�q]�z���������ۯ�6�i�ܟ�4�)�Y3s���C�Q��? ��0k߬~OCO�g��#/c/�W�װ��w��a�>�>r��>�<7�2�Y_�7��ȷ�O�o�_��C#�d�z����%g��A�[��z|!��?:�e����A���AA�������!h�쐭!��Α�i�P~���a�a��~ '���W�?�p�X�1�5w��Cs�D�D�Dޛg1O9�-J5*>�.j<�7�4�?�.fY��X�XIlK9.*�6nl������� �{�/�]py�����.,:�@L�N8��A*��%�w%� y��g"/�6ш�C\*N�H*Mz�쑼5y$�3�,幄'���L Lݛ:��v m2=:�1����qB�!M��g�g�fvˬe����n��/��k���Y- �B��TZ(�*�geWf�͉�9���+��̳�ې7�����ᒶ��KW-X潬j9�������(�x��oʿ�ܔ���Ĺd�f�f���-�[����n �ڴ �V����E�/��(ۻ��C���<��e����;?T�T�T�T6��ݵa��n��{��4���[���>ɾ�UUM�f�e�I���?�������m]�Nmq����#�׹���=TR��+�G�����w- 6 U����#pDy��� �� :�v�{���vg/jB��F�S��[b[�O�>����z�G��499�?r����C�d�&����ˮ/~�����јѡ�򗓿m|������������x31^�V���w�w��O�| (�h���SЧ��������c3-� cHRMz%������u0�`:�o�_�F5IDATx��ytUս�?�;���fN$$��@B�!�k��� -*�gE���j�O�kQ�ʠ`U�B_ �AÐ0%�Ȕ�@r3ޛ;߳��$�@��v����^�s����������$��ߢ !�W��5�̱'-٘������4�>�Rƫ$�G��0U�H}�_ _� #��k�MJ/=�9Du *ڲ�k�PQ;0��j|�*�$�^컂脛y���>�z×� B��� ��(�:$�ʔ_�6��C!B����MVx��a��ζyY����j��ƋY2�9�F�{r��r�딟F��Q��hY6��� x��[l��RC��������nt@��;P��3��� F�w��7��:�P���ɋ'���mj���Bƪ�$�Q�L��y��߷g��\���z����v5�p�v$�v櫻�`6~K �Y�X����,�:��"�o�e0II"(��,������l_�C���/4�+f�E�!q��:����u����c��樼.UE�@� �]K�W���$-�h]�JG���Dz)�`��.�A/ ���mᏣc�3jK� �!�>���$�Q�!�_�? \�C2(E �M$Z I{�U���s�ǣ���=��@Բe ޻��W�����@ �w����}�9v,)��.}*|"�s��di���,���G�]W�AC�������|<����[��ߕ������K�*�G nߴ!��‹��J�!��6(L�a)��Am��������;adf��:�xm��nh�;֦I��(���o�C~ډa?�=��s����h��E������xp����)���_���t��W�����´;8���`dz=(��@@�+,�;�`�fhl��XȌ�3,uI�~z(J����� �ZX�A����H'�À�㜦�82|��a�n�z2��I���� ���EY�h�ε<�0�q�{��C��v�˅��?"@��χ�x�WS+��N�~�KQ�J�8ل�� _.W��� !TU{�����,��"�� �;�������HI S� ��))�o�1�H�D� ���� (� ;����"Ҕ��,���� �F=���O��&�Ph>�`���y��߲ &S��P�<��'��1s�1cĂ�N����2)����@�u��tv��<�+�-&�����h��[!FSG���' � z z0��<����8d&�����E0�,��<��"!P�b4��� �{S�����X����.�囤���T��hEF��X�q0"-<����h���]�Py*����F⩍��@v�˂�Y08�� .q��a��s����(!<̫1�3�L�H��7sYW�`��qtu�\7��?�@�Y�� %Ka�x�GZ�*W�P��y�����N0r9��Z�c�%���q,��k�����!!,��>���IB��� �x1�Xu�Y���v-���ֺ��N������JP��a�2`�e5��w��u;�6�i���̃��(K���ťa��(l51��JL��O'%���]���ٖ뿉!��{*�p+f ���i8��D�ȑ���ܩ�M��V��ӟz��x�7Z�1i}�^͜���6e����x��)u�d�ˏ�V�eG�\�X1�����=n�U'�~Y����L�\,�(d!x ,�:�TW8� M`r���@��r+v�Q0��>^;˴�VbF��('����� �*O��i��j�Ӆ����^�S3&� ���{������.ی�� N;��NU%d0�Ce\r"�C�b��&t7N�7��� �ȪD�[%l�۪�$��'m?�A9tI�9>��NVL ��� 6v~M�����ъ�B���0����9$&=ώm��W�0���L���&��E���f�f��'+�9��hv��7,���M��6�D�&�^� �����8 D֮�����o��k^z��O��hP�8q�5d*��YVq3�{��������#LX4�?��jP=3�~�؅c�ݰ�̱�ұ��8̲��2�G�����j��έ�9��w7���U�X�w�85C��?!I&���o&����L���I#�^�eV�,�^t5�k� �xs˛\��U�8��."���{���ǵ�l4��ݼ�;��r"���G�/~���gJV�N糦��ZZ^k+NN�D��I$�=OE�z����|*�*{��%k���G��>�`9��b;�s���8,�qs��c��.b��q�%�>r��n�R�Ƨ�%�,�A��le#�8���}; 21�0�b�&�QX�f���q�00����$>�h�N�'�a3��A���/�r ��L5�8�GԲ'�����w;��c#�q1���h$*��V^�k��QĽ�b:i������� ����H F#�_���,��]g����Ը����`RUU���� ��"�qD���>-��ϤI�~��3�̴�����NZ[[555�eeek7�m����YF#[��Đ��R��i��L�H�r ��@��J-�Pŝ��_|�-��6y��ks�V�U~��6���w.����(��0A� 4��f��� /���C�xŊ�ٳ����z=6�����rg���mKo��o�/����a�g���?'9%9��P��斓��~���L{�� �H��{AW��B��$����v�1b�&Mb�ر��ر#�0`�`xMBp! )Z�Nmo�mZ�g�}�eذaWTVV ���'99��C5��&�&+5�bT>|8��PUUETT����&���t��~TE%��'������b�tEGG;RSS�S�N�v��ѯ��t����u1@�ޚ"f��͈���r'L�Ph��m��ƌ�74o��`�x�q�P���NRSS�X,�����l&&&��MFFA!-��`��ҷ�n��Yuu�����x<I�LB%����KԒ50�!�3�bz�����ʸKL���;---�l6[��`��������Ȏ;�����egg4��!D�T��jWujyZ��������K����%����p�^���X,6��sV=�ܖ����6�3�X ���4ҿ��A2�&����_k�;d�� �VfOIEND�B`�request( $url, $args ); } /** * Retrieves the raw response from a safe HTTP request using the GET method. * * This function is ideal when the HTTP request is being made to an arbitrary * URL. The URL, and every URL it redirects to, are validated with wp_http_validate_url() * to avoid Server Side Request Forgery attacks (SSRF). * * The only supported protocols are `http` and `https`. * * @since 3.6.0 * * @see wp_remote_request() For more information on the response array format. * @see WP_Http::request() For default arguments information. * @see wp_http_validate_url() For more information about how the URL is validated. * * @link https://owasp.org/www-community/attacks/Server_Side_Request_Forgery * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response or WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_safe_remote_get( $url, $args = array() ) { $args['reject_unsafe_urls'] = true; $http = _wp_http_get_object(); return $http->get( $url, $args ); } /** * Retrieves the raw response from a safe HTTP request using the POST method. * * This function is ideal when the HTTP request is being made to an arbitrary * URL. The URL, and every URL it redirects to, are validated with wp_http_validate_url() * to avoid Server Side Request Forgery attacks (SSRF). * * The only supported protocols are `http` and `https`. * * @since 3.6.0 * * @see wp_remote_request() For more information on the response array format. * @see WP_Http::request() For default arguments information. * @see wp_http_validate_url() For more information about how the URL is validated. * * @link https://owasp.org/www-community/attacks/Server_Side_Request_Forgery * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response or WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_safe_remote_post( $url, $args = array() ) { $args['reject_unsafe_urls'] = true; $http = _wp_http_get_object(); return $http->post( $url, $args ); } /** * Retrieves the raw response from a safe HTTP request using the HEAD method. * * This function is ideal when the HTTP request is being made to an arbitrary * URL. The URL, and every URL it redirects to, are validated with wp_http_validate_url() * to avoid Server Side Request Forgery attacks (SSRF). * * The only supported protocols are `http` and `https`. * * @since 3.6.0 * * @see wp_remote_request() For more information on the response array format. * @see WP_Http::request() For default arguments information. * @see wp_http_validate_url() For more information about how the URL is validated. * * @link https://owasp.org/www-community/attacks/Server_Side_Request_Forgery * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response or WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_safe_remote_head( $url, $args = array() ) { $args['reject_unsafe_urls'] = true; $http = _wp_http_get_object(); return $http->head( $url, $args ); } /** * Performs an HTTP request and returns its response. * * There are other API functions available which abstract away the HTTP method: * * - Default 'GET' for wp_remote_get() * - Default 'POST' for wp_remote_post() * - Default 'HEAD' for wp_remote_head() * * Important: If the URL is user-controlled, use `wp_safe_remote_request()` instead. * * @since 2.7.0 * * @see WP_Http::request() For information on default arguments. * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response array or a WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_remote_request( $url, $args = array() ) { $http = _wp_http_get_object(); return $http->request( $url, $args ); } /** * Performs an HTTP request using the GET method and returns its response. * * Important: If the URL is user-controlled, use `wp_safe_remote_get()` instead. * * @since 2.7.0 * * @see wp_remote_request() For more information on the response array format. * @see WP_Http::request() For default arguments information. * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response or WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_remote_get( $url, $args = array() ) { $http = _wp_http_get_object(); return $http->get( $url, $args ); } /** * Performs an HTTP request using the POST method and returns its response. * * Important: If the URL is user-controlled, use `wp_safe_remote_post()` instead. * * @since 2.7.0 * * @see wp_remote_request() For more information on the response array format. * @see WP_Http::request() For default arguments information. * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response or WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_remote_post( $url, $args = array() ) { $http = _wp_http_get_object(); return $http->post( $url, $args ); } /** * Performs an HTTP request using the HEAD method and returns its response. * * Important: If the URL is user-controlled, use `wp_safe_remote_head()` instead. * * @since 2.7.0 * * @see wp_remote_request() For more information on the response array format. * @see WP_Http::request() For default arguments information. * * @param string $url URL to retrieve. * @param array $args Optional. Request arguments. Default empty array. * See WP_Http::request() for information on accepted arguments. * @return array|WP_Error The response or WP_Error on failure. * See WP_Http::request() for information on return value. */ function wp_remote_head( $url, $args = array() ) { $http = _wp_http_get_object(); return $http->head( $url, $args ); } /** * Retrieves only the headers from the raw response. * * @since 2.7.0 * @since 4.6.0 Return value changed from an array to an WpOrg\Requests\Utility\CaseInsensitiveDictionary instance. * * @see \WpOrg\Requests\Utility\CaseInsensitiveDictionary * * @param array|WP_Error $response HTTP response. * @return \WpOrg\Requests\Utility\CaseInsensitiveDictionary|array The headers of the response, or empty array * if incorrect parameter given. */ function wp_remote_retrieve_headers( $response ) { if ( is_wp_error( $response ) || ! isset( $response['headers'] ) ) { return array(); } return $response['headers']; } /** * Retrieves a single header by name from the raw response. * * @since 2.7.0 * * @param array|WP_Error $response HTTP response. * @param string $header Header name to retrieve value from. * @return array|string The header(s) value(s). Array if multiple headers with the same name are retrieved. * Empty string if incorrect parameter given, or if the header doesn't exist. */ function wp_remote_retrieve_header( $response, $header ) { if ( is_wp_error( $response ) || ! isset( $response['headers'] ) ) { return ''; } return $response['headers'][ $header ] ?? ''; } /** * Retrieves only the response code from the raw response. * * Will return an empty string if incorrect parameter value is given. * * @since 2.7.0 * * @param array|WP_Error $response HTTP response. * @return int|string The response code as an integer. Empty string if incorrect parameter given. */ function wp_remote_retrieve_response_code( $response ) { if ( is_wp_error( $response ) || ! isset( $response['response'] ) || ! is_array( $response['response'] ) ) { return ''; } return $response['response']['code']; } /** * Retrieves only the response message from the raw response. * * Will return an empty string if incorrect parameter value is given. * * @since 2.7.0 * * @param array|WP_Error $response HTTP response. * @return string The response message. Empty string if incorrect parameter given. */ function wp_remote_retrieve_response_message( $response ) { if ( is_wp_error( $response ) || ! isset( $response['response'] ) || ! is_array( $response['response'] ) ) { return ''; } return $response['response']['message']; } /** * Retrieves only the body from the raw response. * * @since 2.7.0 * * @param array|WP_Error $response HTTP response. * @return string The body of the response. Empty string if no body or incorrect parameter given. */ function wp_remote_retrieve_body( $response ) { if ( is_wp_error( $response ) || ! isset( $response['body'] ) ) { return ''; } return $response['body']; } /** * Retrieves only the cookies from the raw response. * * @since 4.4.0 * * @param array|WP_Error $response HTTP response. * @return WP_Http_Cookie[] An array of `WP_Http_Cookie` objects from the response. * Empty array if there are none, or the response is a WP_Error. */ function wp_remote_retrieve_cookies( $response ) { if ( is_wp_error( $response ) || empty( $response['cookies'] ) ) { return array(); } return $response['cookies']; } /** * Retrieves a single cookie by name from the raw response. * * @since 4.4.0 * * @param array|WP_Error $response HTTP response. * @param string $name The name of the cookie to retrieve. * @return WP_Http_Cookie|string The `WP_Http_Cookie` object, or empty string * if the cookie is not present in the response. */ function wp_remote_retrieve_cookie( $response, $name ) { $cookies = wp_remote_retrieve_cookies( $response ); if ( empty( $cookies ) ) { return ''; } foreach ( $cookies as $cookie ) { if ( $cookie->name === $name ) { return $cookie; } } return ''; } /** * Retrieves a single cookie's value by name from the raw response. * * @since 4.4.0 * * @param array|WP_Error $response HTTP response. * @param string $name The name of the cookie to retrieve. * @return string The value of the cookie, or empty string * if the cookie is not present in the response. */ function wp_remote_retrieve_cookie_value( $response, $name ) { $cookie = wp_remote_retrieve_cookie( $response, $name ); if ( ! ( $cookie instanceof WP_Http_Cookie ) ) { return ''; } return $cookie->value; } /** * Determines if there is an HTTP Transport that can process this request. * * @since 3.2.0 * * @param array $capabilities Array of capabilities to test or a wp_remote_request() $args array. * @param string $url Optional. If given, will check if the URL requires SSL and adds * that requirement to the capabilities array. * * @return bool */ function wp_http_supports( $capabilities = array(), $url = null ) { $capabilities = wp_parse_args( $capabilities ); $count = count( $capabilities ); // If we have a numeric $capabilities array, spoof a wp_remote_request() associative $args array. if ( $count && count( array_filter( array_keys( $capabilities ), 'is_numeric' ) ) === $count ) { $capabilities = array_combine( array_values( $capabilities ), array_fill( 0, $count, true ) ); } if ( $url && ! isset( $capabilities['ssl'] ) ) { $scheme = parse_url( $url, PHP_URL_SCHEME ); if ( 'https' === $scheme || 'ssl' === $scheme ) { $capabilities['ssl'] = true; } } return WpOrg\Requests\Requests::has_capabilities( $capabilities ); } /** * Gets the HTTP Origin of the current request. * * @since 3.4.0 * * @return string URL of the origin. Empty string if no origin. */ function get_http_origin() { $origin = ''; if ( ! empty( $_SERVER['HTTP_ORIGIN'] ) ) { $origin = $_SERVER['HTTP_ORIGIN']; } /** * Changes the origin of an HTTP request. * * @since 3.4.0 * * @param string $origin The HTTP origin for the request. */ return apply_filters( 'http_origin', $origin ); } /** * Retrieves list of allowed HTTP origins. * * @since 3.4.0 * * @return string[] Array of origin URLs. */ function get_allowed_http_origins() { $admin_origin = parse_url( admin_url() ); $home_origin = parse_url( home_url() ); // @todo Preserve port? $allowed_origins = array_unique( array( 'http://' . $admin_origin['host'], 'https://' . $admin_origin['host'], 'http://' . $home_origin['host'], 'https://' . $home_origin['host'], ) ); /** * Changes the origin types allowed for HTTP requests. * * @since 3.4.0 * * @param string[] $allowed_origins Array of allowed HTTP origins. */ return apply_filters( 'allowed_http_origins', $allowed_origins ); } /** * Determines if the HTTP origin is an authorized one. * * @since 3.4.0 * * @param string|null $origin Origin URL. If not provided, the value of get_http_origin() is used. * @return string Origin URL if allowed, empty string if not. */ function is_allowed_http_origin( $origin = null ) { $origin_arg = $origin; if ( null === $origin ) { $origin = get_http_origin(); } if ( $origin && ! in_array( $origin, get_allowed_http_origins(), true ) ) { $origin = ''; } /** * Changes the allowed HTTP origin result. * * @since 3.4.0 * * @param string $origin Origin URL if allowed, empty string if not. * @param string $origin_arg Original origin string passed into is_allowed_http_origin function. */ return apply_filters( 'allowed_http_origin', $origin, $origin_arg ); } /** * Sends Access-Control-Allow-Origin and related headers if the current request * is from an allowed origin. * * If the request is an OPTIONS request, the script exits with either access * control headers sent, or a 403 response if the origin is not allowed. For * other request methods, you will receive a return value. * * @since 3.4.0 * * @return string|false Returns the origin URL if headers are sent. Returns false * if headers are not sent. */ function send_origin_headers() { $origin = get_http_origin(); if ( is_allowed_http_origin( $origin ) ) { header( 'Access-Control-Allow-Origin: ' . $origin ); header( 'Access-Control-Allow-Credentials: true' ); if ( 'OPTIONS' === $_SERVER['REQUEST_METHOD'] ) { exit; } return $origin; } if ( 'OPTIONS' === $_SERVER['REQUEST_METHOD'] ) { status_header( 403 ); exit; } return false; } /** * Validates a URL as safe for use in the HTTP API. * * The only supported protocols are `http` and `https`. * * Examples of URLs that are considered unsafe: * * - `ftp://example.com/caniload.php` - Invalid protocol - only http and https are allowed. * - `http:///example.com/caniload.php` - Malformed URL. * - `http://user:pass@example.com/caniload.php` - Login information. * - `http://example.invalid/caniload.php` - Invalid hostname, as the IP cannot be looked up in DNS. * * Examples of URLs that are considered unsafe by default but can be allowed with filters: * * - `http://192.168.0.1/caniload.php` - IP address from LAN network. * This can be changed with the {@see 'http_request_host_is_external'} filter. * - `http://198.143.164.252:81/caniload.php` - By default, only ports 80, 443, and 8080 are allowed. * This can be changed with the {@see 'http_allowed_safe_ports'} filter. * * @since 3.5.2 * * @param string $url Request URL. * @return string|false Returns false if the URL is not safe, or the original URL if it is safe. */ function wp_http_validate_url( $url ) { if ( ! is_string( $url ) || '' === $url || is_numeric( $url ) ) { return false; } $original_url = $url; $url = wp_kses_bad_protocol( $url, array( 'http', 'https' ) ); if ( ! $url || strtolower( $url ) !== strtolower( $original_url ) ) { return false; } $parsed_url = parse_url( $url ); if ( ! $parsed_url || empty( $parsed_url['host'] ) ) { return false; } if ( isset( $parsed_url['user'] ) || isset( $parsed_url['pass'] ) ) { return false; } if ( false !== strpbrk( $parsed_url['host'], ':#?[]' ) ) { return false; } $parsed_home = parse_url( get_option( 'home' ) ); $same_host = isset( $parsed_home['host'] ) && strtolower( $parsed_home['host'] ) === strtolower( $parsed_url['host'] ); $host = trim( $parsed_url['host'], '.' ); if ( ! $same_host ) { if ( preg_match( '#^(([1-9]?\d|1\d\d|25[0-5]|2[0-4]\d)\.){3}([1-9]?\d|1\d\d|25[0-5]|2[0-4]\d)$#', $host ) ) { $ip = $host; } else { $ip = gethostbyname( $host ); if ( $ip === $host ) { // Error condition for gethostbyname(). return false; } } if ( $ip ) { $parts = array_map( 'intval', explode( '.', $ip ) ); if ( 127 === $parts[0] || 10 === $parts[0] || 0 === $parts[0] || ( 172 === $parts[0] && 16 <= $parts[1] && 31 >= $parts[1] ) || ( 192 === $parts[0] && 168 === $parts[1] ) ) { // If host appears local, reject unless specifically allowed. /** * Checks if HTTP request is external or not. * * Allows to change and allow external requests for the HTTP request. * * @since 3.6.0 * * @param bool $external Whether HTTP request is external or not. * @param string $host Host name of the requested URL. * @param string $url Requested URL. */ if ( ! apply_filters( 'http_request_host_is_external', false, $host, $url ) ) { return false; } } } } if ( empty( $parsed_url['port'] ) ) { return $url; } $port = $parsed_url['port']; /** * Controls the list of ports considered safe in HTTP API. * * Allows to change and allow external requests for the HTTP request. * * @since 5.9.0 * * @param int[] $allowed_ports Array of integers for valid ports. Default allowed ports * are 80, 443, and 8080. * @param string $host Host name of the requested URL. * @param string $url Requested URL. */ $allowed_ports = apply_filters( 'http_allowed_safe_ports', array( 80, 443, 8080 ), $host, $url ); if ( is_array( $allowed_ports ) && in_array( $port, $allowed_ports, true ) ) { return $url; } if ( $parsed_home && $same_host && isset( $parsed_home['port'] ) && $parsed_home['port'] === $port ) { return $url; } return false; } /** * Marks allowed redirect hosts safe for HTTP requests as well. * * Attached to the {@see 'http_request_host_is_external'} filter. * * @since 3.6.0 * * @param bool $is_external * @param string $host * @return bool */ function allowed_http_request_hosts( $is_external, $host ) { if ( ! $is_external && wp_validate_redirect( 'http://' . $host ) ) { $is_external = true; } return $is_external; } /** * Adds any domain in a multisite installation for safe HTTP requests to the * allowed list. * * Attached to the {@see 'http_request_host_is_external'} filter. * * @since 3.6.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param bool $is_external * @param string $host * @return bool */ function ms_allowed_http_request_hosts( $is_external, $host ) { global $wpdb; static $queried = array(); if ( $is_external ) { return $is_external; } if ( get_network()->domain === $host ) { return true; } if ( isset( $queried[ $host ] ) ) { return $queried[ $host ]; } $queried[ $host ] = (bool) $wpdb->get_var( $wpdb->prepare( "SELECT domain FROM $wpdb->blogs WHERE domain = %s LIMIT 1", $host ) ); return $queried[ $host ]; } /** * A wrapper for PHP's parse_url() function that handles consistency in the return values * across PHP versions. * * Across various PHP versions, schemeless URLs containing a ":" in the query * are being handled inconsistently. This function works around those differences. * * @since 4.4.0 * @since 4.7.0 The `$component` parameter was added for parity with PHP's `parse_url()`. * * @link https://www.php.net/manual/en/function.parse-url.php * * @param string $url The URL to parse. * @param int $component The specific component to retrieve. Use one of the PHP * predefined constants to specify which one. * Defaults to -1 (= return all parts as an array). * @return mixed False on parse failure; Array of URL components on success; * When a specific component has been requested: null if the component * doesn't exist in the given URL; a string or - in the case of * PHP_URL_PORT - integer when it does. See parse_url()'s return values. * * @phpstan-param int<-1, 7> $component * @phpstan-return ( * $component is -1 * ? false|array{ * scheme?: string, * host?: string, * port?: int<0, 65535>, * user?: string, * pass?: string, * path?: string, * query?: string, * fragment?: string, * } * : ( * $component is 2 * ? int<0, 65535>|null * : string|null * ) * ) */ function wp_parse_url( $url, $component = -1 ) { $to_unset = array(); $url = (string) $url; if ( str_starts_with( $url, '//' ) ) { $to_unset[] = 'scheme'; $url = 'placeholder:' . $url; } elseif ( str_starts_with( $url, '/' ) ) { $to_unset[] = 'scheme'; $to_unset[] = 'host'; $url = 'placeholder://placeholder' . $url; } $parts = parse_url( $url ); if ( false === $parts ) { // Parsing failure. return $parts; } // Remove the placeholder values. foreach ( $to_unset as $key ) { unset( $parts[ $key ] ); } return _get_component_from_parsed_url_array( $parts, $component ); } /** * Retrieves a specific component from a parsed URL array. * * @internal * * @since 4.7.0 * @access private * * @link https://www.php.net/manual/en/function.parse-url.php * * @param array|false $url_parts The parsed URL. Can be false if the URL failed to parse. * @param int $component The specific component to retrieve. Use one of the PHP * predefined constants to specify which one. * Defaults to -1 (= return all parts as an array). * @return mixed False on parse failure; Array of URL components on success; * When a specific component has been requested: null if the component * doesn't exist in the given URL; a string or - in the case of * PHP_URL_PORT - integer when it does. See parse_url()'s return values. * * @phpstan-param false|array{ * scheme?: string, * host?: string, * port?: int<0, 65535>, * user?: string, * pass?: string, * path?: string, * query?: string, * fragment?: string, * } $url_parts * @phpstan-param int<-1, 7> $component * @phpstan-return ( * $component is -1 * ? false|array{ * scheme?: string, * host?: string, * port?: int<0, 65535>, * user?: string, * pass?: string, * path?: string, * query?: string, * fragment?: string, * } * : ( * $component is 2 * ? int<0, 65535>|null * : string|null * ) * ) */ function _get_component_from_parsed_url_array( $url_parts, $component = -1 ) { if ( -1 === $component ) { return $url_parts; } $key = _wp_translate_php_url_constant_to_key( $component ); if ( false !== $key && is_array( $url_parts ) && isset( $url_parts[ $key ] ) ) { return $url_parts[ $key ]; } else { return null; } } /** * Translates a PHP_URL_* constant to the named array keys PHP uses. * * @internal * * @since 4.7.0 * @access private * * @link https://www.php.net/manual/en/url.constants.php * * @param int $constant PHP_URL_* constant. * @return string|false The named key or false. * * @phpstan-param int<-1, 7> $constant * @phpstan-return 'scheme'|'host'|'port'|'user'|'pass'|'path'|'query'|'fragment'|false */ function _wp_translate_php_url_constant_to_key( $constant ) { $translation = array( PHP_URL_SCHEME => 'scheme', PHP_URL_HOST => 'host', PHP_URL_PORT => 'port', PHP_URL_USER => 'user', PHP_URL_PASS => 'pass', PHP_URL_PATH => 'path', PHP_URL_QUERY => 'query', PHP_URL_FRAGMENT => 'fragment', ); if ( isset( $translation[ $constant ] ) ) { return $translation[ $constant ]; } else { return false; } }