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Diffstat (limited to 'vendor/psr/http-message/src/ServerRequestInterface.php')
| -rw-r--r-- | vendor/psr/http-message/src/ServerRequestInterface.php | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/vendor/psr/http-message/src/ServerRequestInterface.php b/vendor/psr/http-message/src/ServerRequestInterface.php new file mode 100644 index 0000000..0251234 --- /dev/null +++ b/vendor/psr/http-message/src/ServerRequestInterface.php @@ -0,0 +1,261 @@ +<?php + +namespace Psr\Http\Message; + +/** + * Representation of an incoming, server-side HTTP request. + * + * Per the HTTP specification, this interface includes properties for + * each of the following: + * + * - Protocol version + * - HTTP method + * - URI + * - Headers + * - Message body + * + * Additionally, it encapsulates all data as it has arrived to the + * application from the CGI and/or PHP environment, including: + * + * - The values represented in $_SERVER. + * - Any cookies provided (generally via $_COOKIE) + * - Query string arguments (generally via $_GET, or as parsed via parse_str()) + * - Upload files, if any (as represented by $_FILES) + * - Deserialized body parameters (generally from $_POST) + * + * $_SERVER values MUST be treated as immutable, as they represent application + * state at the time of request; as such, no methods are provided to allow + * modification of those values. The other values provide such methods, as they + * can be restored from $_SERVER or the request body, and may need treatment + * during the application (e.g., body parameters may be deserialized based on + * content type). + * + * Additionally, this interface recognizes the utility of introspecting a + * request to derive and match additional parameters (e.g., via URI path + * matching, decrypting cookie values, deserializing non-form-encoded body + * content, matching authorization headers to users, etc). These parameters + * are stored in an "attributes" property. + * + * Requests are considered immutable; all methods that might change state MUST + * be implemented such that they retain the internal state of the current + * message and return an instance that contains the changed state. + */ +interface ServerRequestInterface extends RequestInterface +{ + /** + * Retrieve server parameters. + * + * Retrieves data related to the incoming request environment, + * typically derived from PHP's $_SERVER superglobal. The data IS NOT + * REQUIRED to originate from $_SERVER. + * + * @return array + */ + public function getServerParams(); + + /** + * Retrieve cookies. + * + * Retrieves cookies sent by the client to the server. + * + * The data MUST be compatible with the structure of the $_COOKIE + * superglobal. + * + * @return array + */ + public function getCookieParams(); + + /** + * Return an instance with the specified cookies. + * + * The data IS NOT REQUIRED to come from the $_COOKIE superglobal, but MUST + * be compatible with the structure of $_COOKIE. Typically, this data will + * be injected at instantiation. + * + * This method MUST NOT update the related Cookie header of the request + * instance, nor related values in the server params. + * + * This method MUST be implemented in such a way as to retain the + * immutability of the message, and MUST return an instance that has the + * updated cookie values. + * + * @param array $cookies Array of key/value pairs representing cookies. + * @return static + */ + public function withCookieParams(array $cookies); + + /** + * Retrieve query string arguments. + * + * Retrieves the deserialized query string arguments, if any. + * + * Note: the query params might not be in sync with the URI or server + * params. If you need to ensure you are only getting the original + * values, you may need to parse the query string from `getUri()->getQuery()` + * or from the `QUERY_STRING` server param. + * + * @return array + */ + public function getQueryParams(); + + /** + * Return an instance with the specified query string arguments. + * + * These values SHOULD remain immutable over the course of the incoming + * request. They MAY be injected during instantiation, such as from PHP's + * $_GET superglobal, or MAY be derived from some other value such as the + * URI. In cases where the arguments are parsed from the URI, the data + * MUST be compatible with what PHP's parse_str() would return for + * purposes of how duplicate query parameters are handled, and how nested + * sets are handled. + * + * Setting query string arguments MUST NOT change the URI stored by the + * request, nor the values in the server params. + * + * This method MUST be implemented in such a way as to retain the + * immutability of the message, and MUST return an instance that has the + * updated query string arguments. + * + * @param array $query Array of query string arguments, typically from + * $_GET. + * @return static + */ + public function withQueryParams(array $query); + + /** + * Retrieve normalized file upload data. + * + * This method returns upload metadata in a normalized tree, with each leaf + * an instance of Psr\Http\Message\UploadedFileInterface. + * + * These values MAY be prepared from $_FILES or the message body during + * instantiation, or MAY be injected via withUploadedFiles(). + * + * @return array An array tree of UploadedFileInterface instances; an empty + * array MUST be returned if no data is present. + */ + public function getUploadedFiles(); + + /** + * Create a new instance with the specified uploaded files. + * + * This method MUST be implemented in such a way as to retain the + * immutability of the message, and MUST return an instance that has the + * updated body parameters. + * + * @param array $uploadedFiles An array tree of UploadedFileInterface instances. + * @return static + * @throws \InvalidArgumentException if an invalid structure is provided. + */ + public function withUploadedFiles(array $uploadedFiles); + + /** + * Retrieve any parameters provided in the request body. + * + * If the request Content-Type is either application/x-www-form-urlencoded + * or multipart/form-data, and the request method is POST, this method MUST + * return the contents of $_POST. + * + * Otherwise, this method may return any results of deserializing + * the request body content; as parsing returns structured content, the + * potential types MUST be arrays or objects only. A null value indicates + * the absence of body content. + * + * @return null|array|object The deserialized body parameters, if any. + * These will typically be an array or object. + */ + public function getParsedBody(); + + /** + * Return an instance with the specified body parameters. + * + * These MAY be injected during instantiation. + * + * If the request Content-Type is either application/x-www-form-urlencoded + * or multipart/form-data, and the request method is POST, use this method + * ONLY to inject the contents of $_POST. + * + * The data IS NOT REQUIRED to come from $_POST, but MUST be the results of + * deserializing the request body content. Deserialization/parsing returns + * structured data, and, as such, this method ONLY accepts arrays or objects, + * or a null value if nothing was available to parse. + * + * As an example, if content negotiation determines that the request data + * is a JSON payload, this method could be used to create a request + * instance with the deserialized parameters. + * + * This method MUST be implemented in such a way as to retain the + * immutability of the message, and MUST return an instance that has the + * updated body parameters. + * + * @param null|array|object $data The deserialized body data. This will + * typically be in an array or object. + * @return static + * @throws \InvalidArgumentException if an unsupported argument type is + * provided. + */ + public function withParsedBody($data); + + /** + * Retrieve attributes derived from the request. + * + * The request "attributes" may be used to allow injection of any + * parameters derived from the request: e.g., the results of path + * match operations; the results of decrypting cookies; the results of + * deserializing non-form-encoded message bodies; etc. Attributes + * will be application and request specific, and CAN be mutable. + * + * @return array Attributes derived from the request. + */ + public function getAttributes(); + + /** + * Retrieve a single derived request attribute. + * + * Retrieves a single derived request attribute as described in + * getAttributes(). If the attribute has not been previously set, returns + * the default value as provided. + * + * This method obviates the need for a hasAttribute() method, as it allows + * specifying a default value to return if the attribute is not found. + * + * @see getAttributes() + * @param string $name The attribute name. + * @param mixed $default Default value to return if the attribute does not exist. + * @return mixed + */ + public function getAttribute($name, $default = null); + + /** + * Return an instance with the specified derived request attribute. + * + * This method allows setting a single derived request attribute as + * described in getAttributes(). + * + * This method MUST be implemented in such a way as to retain the + * immutability of the message, and MUST return an instance that has the + * updated attribute. + * + * @see getAttributes() + * @param string $name The attribute name. + * @param mixed $value The value of the attribute. + * @return static + */ + public function withAttribute($name, $value); + + /** + * Return an instance that removes the specified derived request attribute. + * + * This method allows removing a single derived request attribute as + * described in getAttributes(). + * + * This method MUST be implemented in such a way as to retain the + * immutability of the message, and MUST return an instance that removes + * the attribute. + * + * @see getAttributes() + * @param string $name The attribute name. + * @return static + */ + public function withoutAttribute($name); +} |