com.nimbusds.oauth2.sdk.AuthorizationRequest Maven / Gradle / Ivy
/*
* oauth2-oidc-sdk
*
* Copyright 2012-2016, Connect2id Ltd and contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed
* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package com.nimbusds.oauth2.sdk;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.*;
import com.nimbusds.oauth2.sdk.http.HTTPRequest;
import com.nimbusds.oauth2.sdk.id.ClientID;
import com.nimbusds.oauth2.sdk.id.State;
import com.nimbusds.oauth2.sdk.pkce.CodeChallenge;
import com.nimbusds.oauth2.sdk.pkce.CodeChallengeMethod;
import com.nimbusds.oauth2.sdk.pkce.CodeVerifier;
import com.nimbusds.oauth2.sdk.util.*;
import net.jcip.annotations.Immutable;
/**
* Authorisation request. Used to authenticate an end-user and request the
* end-user's consent to grant the client access to a protected resource.
* Supports custom request parameters.
*
* Extending classes may define additional request parameters as well as
* enforce tighter requirements on the base parameters.
*
*
Example HTTP request:
*
*
* https://server.example.com/authorize?
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* Related specifications:
*
*
* - OAuth 2.0 (RFC 6749), sections 4.1.1 and 4.2.1.
*
- OAuth 2.0 Multiple Response Type Encoding Practices 1.0.
*
- OAuth 2.0 Form Post Response Mode 1.0.
*
- Proof Key for Code Exchange by OAuth Public Clients (RFC 7636).
*
- Resource Indicators for OAuth 2.0
* (draft-ietf-oauth-resource-indicators-00)
*
- OAuth 2.0 Incremental Authorization
* (draft-ietf-oauth-incremental-authz-00)
*
- Financial-grade API: JWT Secured Authorization Response Mode for
* OAuth 2.0 (JARM)
*
*/
@Immutable
public class AuthorizationRequest extends AbstractRequest {
/**
* The registered parameter names.
*/
private static final Set REGISTERED_PARAMETER_NAMES;
static {
Set p = new HashSet<>();
p.add("response_type");
p.add("client_id");
p.add("redirect_uri");
p.add("scope");
p.add("state");
p.add("response_mode");
p.add("code_challenge");
p.add("code_challenge_method");
p.add("resource");
p.add("include_granted_scopes");
REGISTERED_PARAMETER_NAMES = Collections.unmodifiableSet(p);
}
/**
* The response type (required).
*/
private final ResponseType rt;
/**
* The client identifier (required).
*/
private final ClientID clientID;
/**
* The redirection URI where the response will be sent (optional).
*/
private final URI redirectURI;
/**
* The scope (optional).
*/
private final Scope scope;
/**
* The opaque value to maintain state between the request and the
* callback (recommended).
*/
private final State state;
/**
* The response mode (optional).
*/
private final ResponseMode rm;
/**
* The authorisation code challenge for PKCE (optional).
*/
private final CodeChallenge codeChallenge;
/**
* The authorisation code challenge method for PKCE (optional).
*/
private final CodeChallengeMethod codeChallengeMethod;
/**
* The resource URI(s) (optional).
*/
private final List resources;
/**
* Indicates incremental authorisation (optional).
*/
private final boolean includeGrantedScopes;
/**
* Custom parameters.
*/
private final Map> customParams;
/**
* Builder for constructing authorisation requests.
*/
public static class Builder {
/**
* The endpoint URI (optional).
*/
private URI uri;
/**
* The response type (required).
*/
private final ResponseType rt;
/**
* The client identifier (required).
*/
private final ClientID clientID;
/**
* The redirection URI where the response will be sent
* (optional).
*/
private URI redirectURI;
/**
* The scope (optional).
*/
private Scope scope;
/**
* The opaque value to maintain state between the request and
* the callback (recommended).
*/
private State state;
/**
* The response mode (optional).
*/
private ResponseMode rm;
/**
* The authorisation code challenge for PKCE (optional).
*/
private CodeChallenge codeChallenge;
/**
* The authorisation code challenge method for PKCE (optional).
*/
private CodeChallengeMethod codeChallengeMethod;
/**
* Indicates incremental authorisation (optional).
*/
private boolean includeGrantedScopes;
/**
* The resource URI(s) (optional).
*/
private List resources;
/**
* Custom parameters.
*/
private final Map> customParams = new HashMap<>();
/**
* Creates a new authorisation request builder.
*
* @param rt The response type. Corresponds to the
* {@code response_type} parameter. Must not be
* {@code null}.
* @param clientID The client identifier. Corresponds to the
* {@code client_id} parameter. Must not be
* {@code null}.
*/
public Builder(final ResponseType rt, final ClientID clientID) {
if (rt == null)
throw new IllegalArgumentException("The response type must not be null");
this.rt = rt;
if (clientID == null)
throw new IllegalArgumentException("The client ID must not be null");
this.clientID = clientID;
}
/**
* Creates a new authorisation request builder from the
* specified request.
*
* @param request The authorisation request. Must not be
* {@code null}.
*/
public Builder(final AuthorizationRequest request) {
uri = request.getEndpointURI();
scope = request.scope;
rt = request.getResponseType();
clientID = request.getClientID();
redirectURI = request.getRedirectionURI();
state = request.getState();
rm = request.getResponseMode();
codeChallenge = request.getCodeChallenge();
codeChallengeMethod = request.getCodeChallengeMethod();
resources = request.getResources();
includeGrantedScopes = request.includeGrantedScopes();
customParams.putAll(request.getCustomParameters());
}
/**
* Sets the redirection URI. Corresponds to the optional
* {@code redirection_uri} parameter.
*
* @param redirectURI The redirection URI, {@code null} if not
* specified.
*
* @return This builder.
*/
public Builder redirectionURI(final URI redirectURI) {
this.redirectURI = redirectURI;
return this;
}
/**
* Sets the scope. Corresponds to the optional {@code scope}
* parameter.
*
* @param scope The scope, {@code null} if not specified.
*
* @return This builder.
*/
public Builder scope(final Scope scope) {
this.scope = scope;
return this;
}
/**
* Sets the state. Corresponds to the recommended {@code state}
* parameter.
*
* @param state The state, {@code null} if not specified.
*
* @return This builder.
*/
public Builder state(final State state) {
this.state = state;
return this;
}
/**
* Sets the response mode. Corresponds to the optional
* {@code response_mode} parameter. Use of this parameter is
* not recommended unless a non-default response mode is
* requested (e.g. form_post).
*
* @param rm The response mode, {@code null} if not specified.
*
* @return This builder.
*/
public Builder responseMode(final ResponseMode rm) {
this.rm = rm;
return this;
}
/**
* Sets the code challenge for Proof Key for Code Exchange
* (PKCE) by public OAuth clients.
*
* @param codeChallenge The code challenge, {@code null}
* if not specified.
* @param codeChallengeMethod The code challenge method,
* {@code null} if not specified.
*
* @return This builder.
*/
@Deprecated
public Builder codeChallenge(final CodeChallenge codeChallenge, final CodeChallengeMethod codeChallengeMethod) {
this.codeChallenge = codeChallenge;
this.codeChallengeMethod = codeChallengeMethod;
return this;
}
/**
* Sets the code challenge for Proof Key for Code Exchange
* (PKCE) by public OAuth clients.
*
* @param codeVerifier The code verifier to use to
* compute the code challenge,
* {@code null} if PKCE is not
* specified.
* @param codeChallengeMethod The code challenge method,
* {@code null} if not specified.
* Defaults to
* {@link CodeChallengeMethod#PLAIN}
* if a code verifier is specified.
*
* @return This builder.
*/
public Builder codeChallenge(final CodeVerifier codeVerifier, final CodeChallengeMethod codeChallengeMethod) {
if (codeVerifier != null) {
CodeChallengeMethod method = codeChallengeMethod != null ? codeChallengeMethod : CodeChallengeMethod.getDefault();
this.codeChallenge = CodeChallenge.compute(method, codeVerifier);
this.codeChallengeMethod = method;
} else {
this.codeChallenge = null;
this.codeChallengeMethod = null;
}
return this;
}
/**
* Sets the resource server URI(s).
*
* @param resources The resource URI(s), {@code null} if not
* specified.
*
* @return This builder.
*/
public Builder resources(final URI ... resources) {
if (resources != null) {
this.resources = Arrays.asList(resources);
} else {
this.resources = null;
}
return this;
}
/**
* Requests incremental authorisation.
*
* @param includeGrantedScopes {@code true} to request
* incremental authorisation.
*
* @return This builder.
*/
public Builder includeGrantedScopes(final boolean includeGrantedScopes) {
this.includeGrantedScopes = includeGrantedScopes;
return this;
}
/**
* Sets a custom parameter.
*
* @param name The parameter name. Must not be {@code null}.
* @param values The parameter values, {@code null} if not
* specified.
*
* @return This builder.
*/
public Builder customParameter(final String name, final String ... values) {
if (values == null || values.length == 0) {
customParams.remove(name);
} else {
customParams.put(name, Arrays.asList(values));
}
return this;
}
/**
* Sets the URI of the endpoint (HTTP or HTTPS) for which the
* request is intended.
*
* @param uri The endpoint URI, {@code null} if not specified.
*
* @return This builder.
*/
public Builder endpointURI(final URI uri) {
this.uri = uri;
return this;
}
/**
* Builds a new authorisation request.
*
* @return The authorisation request.
*/
public AuthorizationRequest build() {
try {
return new AuthorizationRequest(uri, rt, rm, clientID, redirectURI, scope, state, codeChallenge, codeChallengeMethod, resources, includeGrantedScopes, customParams);
} catch (IllegalArgumentException e) {
throw new IllegalStateException(e.getMessage(), e);
}
}
}
/**
* Creates a new minimal authorisation request.
*
* @param uri The URI of the authorisation endpoint. May be
* {@code null} if the {@link #toHTTPRequest} method
* will not be used.
* @param rt The response type. Corresponds to the
* {@code response_type} parameter. Must not be
* {@code null}.
* @param clientID The client identifier. Corresponds to the
* {@code client_id} parameter. Must not be
* {@code null}.
*/
public AuthorizationRequest(final URI uri,
final ResponseType rt,
final ClientID clientID) {
this(uri, rt, null, clientID, null, null, null, null, null, null, false, null);
}
/**
* Creates a new authorisation request.
*
* @param uri The URI of the authorisation endpoint.
* May be {@code null} if the
* {@link #toHTTPRequest} method will not be
* used.
* @param rt The response type. Corresponds to the
* {@code response_type} parameter. Must not
* be {@code null}.
* @param rm The response mode. Corresponds to the
* optional {@code response_mode} parameter.
* Use of this parameter is not recommended
* unless a non-default response mode is
* requested (e.g. form_post).
* @param clientID The client identifier. Corresponds to the
* {@code client_id} parameter. Must not be
* {@code null}.
* @param redirectURI The redirection URI. Corresponds to the
* optional {@code redirect_uri} parameter.
* {@code null} if not specified.
* @param scope The request scope. Corresponds to the
* optional {@code scope} parameter.
* {@code null} if not specified.
* @param state The state. Corresponds to the recommended
* {@code state} parameter. {@code null} if
* not specified.
*/
public AuthorizationRequest(final URI uri,
final ResponseType rt,
final ResponseMode rm,
final ClientID clientID,
final URI redirectURI,
final Scope scope,
final State state) {
this(uri, rt, rm, clientID, redirectURI, scope, state, null, null, null, false, null);
}
/**
* Creates a new authorisation request with extension and custom
* parameters.
*
* @param uri The URI of the authorisation endpoint.
* May be {@code null} if the
* {@link #toHTTPRequest} method will not
* be used.
* @param rt The response type. Corresponds to the
* {@code response_type} parameter. Must
* not be {@code null}.
* @param rm The response mode. Corresponds to the
* optional {@code response_mode}
* parameter. Use of this parameter is not
* recommended unless a non-default
* response mode is requested (e.g.
* form_post).
* @param clientID The client identifier. Corresponds to
* the {@code client_id} parameter. Must
* not be {@code null}.
* @param redirectURI The redirection URI. Corresponds to the
* optional {@code redirect_uri} parameter.
* {@code null} if not specified.
* @param scope The request scope. Corresponds to the
* optional {@code scope} parameter.
* {@code null} if not specified.
* @param state The state. Corresponds to the
* recommended {@code state} parameter.
* {@code null} if not specified.
* @param codeChallenge The code challenge for PKCE,
* {@code null} if not specified.
* @param codeChallengeMethod The code challenge method for PKCE,
* {@code null} if not specified.
* @param resources The resource URI(s), {@code null} if not
* specified.
* @param includeGrantedScopes {@code true} to request incremental
* authorisation.
* @param customParams Custom parameters, empty map or
* {@code null} if none.
*/
public AuthorizationRequest(final URI uri,
final ResponseType rt,
final ResponseMode rm,
final ClientID clientID,
final URI redirectURI,
final Scope scope,
final State state,
final CodeChallenge codeChallenge,
final CodeChallengeMethod codeChallengeMethod,
final List resources,
final boolean includeGrantedScopes,
final Map> customParams) {
super(uri);
if (rt == null)
throw new IllegalArgumentException("The response type must not be null");
this.rt = rt;
this.rm = rm;
if (clientID == null)
throw new IllegalArgumentException("The client ID must not be null");
this.clientID = clientID;
this.redirectURI = redirectURI;
this.scope = scope;
this.state = state;
this.codeChallenge = codeChallenge;
this.codeChallengeMethod = codeChallengeMethod;
if (resources != null) {
for (URI resourceURI: resources) {
if (! ResourceUtils.isValidResourceURI(resourceURI))
throw new IllegalArgumentException("Resource URI must be absolute and with no query or fragment: " + resourceURI);
}
}
this.resources = resources;
this.includeGrantedScopes = includeGrantedScopes;
if (MapUtils.isNotEmpty(customParams)) {
this.customParams = Collections.unmodifiableMap(customParams);
} else {
this.customParams = Collections.emptyMap();
}
}
/**
* Returns the registered (standard) OAuth 2.0 authorisation request
* parameter names.
*
* @return The registered OAuth 2.0 authorisation request parameter
* names, as a unmodifiable set.
*/
public static Set getRegisteredParameterNames() {
return REGISTERED_PARAMETER_NAMES;
}
/**
* Gets the response type. Corresponds to the {@code response_type}
* parameter.
*
* @return The response type.
*/
public ResponseType getResponseType() {
return rt;
}
/**
* Gets the optional response mode. Corresponds to the optional
* {@code response_mode} parameter.
*
* @return The response mode, {@code null} if not specified.
*/
public ResponseMode getResponseMode() {
return rm;
}
/**
* Returns the implied response mode, determined by the optional
* {@code response_mode} parameter, and if that isn't specified, by
* the {@code response_type}.
*
* @return The implied response mode.
*/
public ResponseMode impliedResponseMode() {
if (rm != null) {
if (ResponseMode.JWT.equals(rm)) {
// https://openid.net//specs/openid-financial-api-jarm.html#response-mode-jwt
if (rt.impliesImplicitFlow() || rt.impliesHybridFlow()) {
return ResponseMode.FRAGMENT_JWT;
} else {
return ResponseMode.QUERY_JWT;
}
}
return rm;
} else if (rt.impliesImplicitFlow() || rt.impliesHybridFlow()) {
return ResponseMode.FRAGMENT;
} else {
return ResponseMode.QUERY;
}
}
/**
* Gets the client identifier. Corresponds to the {@code client_id}
* parameter.
*
* @return The client identifier.
*/
public ClientID getClientID() {
return clientID;
}
/**
* Gets the redirection URI. Corresponds to the optional
* {@code redirection_uri} parameter.
*
* @return The redirection URI, {@code null} if not specified.
*/
public URI getRedirectionURI() {
return redirectURI;
}
/**
* Gets the scope. Corresponds to the optional {@code scope} parameter.
*
* @return The scope, {@code null} if not specified.
*/
public Scope getScope() {
return scope;
}
/**
* Gets the state. Corresponds to the recommended {@code state}
* parameter.
*
* @return The state, {@code null} if not specified.
*/
public State getState() {
return state;
}
/**
* Returns the code challenge for PKCE.
*
* @return The code challenge, {@code null} if not specified.
*/
public CodeChallenge getCodeChallenge() {
return codeChallenge;
}
/**
* Returns the code challenge method for PKCE.
*
* @return The code challenge method, {@code null} if not specified.
*/
public CodeChallengeMethod getCodeChallengeMethod() {
return codeChallengeMethod;
}
/**
* Returns the resource server URI.
*
* @return The resource URI(s), {@code null} if not specified.
*/
public List getResources() {
return resources;
}
/**
* Returns {@code true} if incremental authorisation is requested.
*
* @return {@code true} if incremental authorisation is requested,
* else {@code false}.
*/
public boolean includeGrantedScopes() {
return includeGrantedScopes;
}
/**
* Returns the additional custom parameters.
*
* @return The additional custom parameters as a unmodifiable map,
* empty map if none.
*/
public Map> getCustomParameters () {
return customParams;
}
/**
* Returns the specified custom parameter.
*
* @param name The parameter name. Must not be {@code null}.
*
* @return The parameter value(s), {@code null} if not specified.
*/
public List getCustomParameter(final String name) {
return customParams.get(name);
}
/**
* Returns the URI query parameters for this authorisation request.
* Query parameters which are part of the authorisation endpoint are
* not included.
*
* Example parameters:
*
*
* response_type = code
* client_id = s6BhdRkqt3
* state = xyz
* redirect_uri = https://client.example.com/cb
*
*
* @return The parameters.
*/
public Map> toParameters() {
Map> params = new LinkedHashMap<>();
// Put custom params first, so they may be overwritten by std params
params.putAll(customParams);
params.put("response_type", Collections.singletonList(rt.toString()));
params.put("client_id", Collections.singletonList(clientID.getValue()));
if (rm != null) {
params.put("response_mode", Collections.singletonList(rm.getValue()));
}
if (redirectURI != null)
params.put("redirect_uri", Collections.singletonList(redirectURI.toString()));
if (scope != null)
params.put("scope", Collections.singletonList(scope.toString()));
if (state != null)
params.put("state", Collections.singletonList(state.getValue()));
if (codeChallenge != null) {
params.put("code_challenge", Collections.singletonList(codeChallenge.getValue()));
if (codeChallengeMethod != null) {
params.put("code_challenge_method", Collections.singletonList(codeChallengeMethod.getValue()));
}
}
if (includeGrantedScopes) {
params.put("include_granted_scopes", Collections.singletonList("true"));
}
if (resources != null) {
List resourceValues = new LinkedList<>();
for (URI resourceURI: resources) {
if (resourceURI != null) {
resourceValues.add(resourceURI.toString());
}
}
params.put("resource", resourceValues);
}
return params;
}
/**
* Returns the URI query string for this authorisation request.
*
* Note that the '?' character preceding the query string in an URI
* is not included in the returned string.
*
*
Example URI query string:
*
*
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* @return The URI query string.
*/
public String toQueryString() {
Map> params = new HashMap<>();
if (getEndpointURI() != null) {
params.putAll(URLUtils.parseParameters(getEndpointURI().getQuery()));
}
params.putAll(toParameters());
return URLUtils.serializeParameters(params);
}
/**
* Returns the complete URI representation for this authorisation
* request, consisting of the {@link #getEndpointURI authorization
* endpoint URI} with the {@link #toQueryString query string} appended.
*
* Example URI:
*
*
* https://server.example.com/authorize?
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* @return The URI representation.
*/
public URI toURI() {
if (getEndpointURI() == null)
throw new SerializeException("The authorization endpoint URI is not specified");
StringBuilder sb = new StringBuilder(URIUtils.stripQueryString(getEndpointURI()).toString());
sb.append('?');
sb.append(toQueryString());
try {
return new URI(sb.toString());
} catch (URISyntaxException e) {
throw new SerializeException("Couldn't append query string: " + e.getMessage(), e);
}
}
/**
* Returns the matching HTTP request.
*
* @param method The HTTP request method which can be GET or POST. Must
* not be {@code null}.
*
* @return The HTTP request.
*/
public HTTPRequest toHTTPRequest(final HTTPRequest.Method method) {
if (getEndpointURI() == null)
throw new SerializeException("The endpoint URI is not specified");
HTTPRequest httpRequest;
URL endpointURL;
try {
endpointURL = getEndpointURI().toURL();
} catch (MalformedURLException e) {
throw new SerializeException(e.getMessage(), e);
}
if (method.equals(HTTPRequest.Method.GET)) {
httpRequest = new HTTPRequest(HTTPRequest.Method.GET, endpointURL);
} else if (method.equals(HTTPRequest.Method.POST)) {
httpRequest = new HTTPRequest(HTTPRequest.Method.POST, endpointURL);
} else {
throw new IllegalArgumentException("The HTTP request method must be GET or POST");
}
httpRequest.setQuery(toQueryString());
return httpRequest;
}
@Override
public HTTPRequest toHTTPRequest() {
return toHTTPRequest(HTTPRequest.Method.GET);
}
/**
* Parses an authorisation request from the specified URI query
* parameters.
*
* Example parameters:
*
*
* response_type = code
* client_id = s6BhdRkqt3
* state = xyz
* redirect_uri = https://client.example.com/cb
*
*
* @param params The parameters. Must not be {@code null}.
*
* @return The authorisation request.
*
* @throws ParseException If the parameters couldn't be parsed to an
* authorisation request.
*/
public static AuthorizationRequest parse(final Map> params)
throws ParseException {
return parse(null, params);
}
/**
* Parses an authorisation request from the specified URI and query
* parameters.
*
* Example parameters:
*
*
* response_type = code
* client_id = s6BhdRkqt3
* state = xyz
* redirect_uri = https://client.example.com/cb
*
*
* @param uri The URI of the authorisation endpoint. May be
* {@code null} if the {@link #toHTTPRequest()} method
* will not be used.
* @param params The parameters. Must not be {@code null}.
*
* @return The authorisation request.
*
* @throws ParseException If the parameters couldn't be parsed to an
* authorisation request.
*/
public static AuthorizationRequest parse(final URI uri, final Map> params)
throws ParseException {
// Parse mandatory client ID first
String v = MultivaluedMapUtils.getFirstValue(params, "client_id");
if (StringUtils.isBlank(v)) {
String msg = "Missing \"client_id\" parameter";
throw new ParseException(msg, OAuth2Error.INVALID_REQUEST.appendDescription(": " + msg));
}
ClientID clientID = new ClientID(v);
// Parse optional redirection URI second
v = MultivaluedMapUtils.getFirstValue(params, "redirect_uri");
URI redirectURI = null;
if (StringUtils.isNotBlank(v)) {
try {
redirectURI = new URI(v);
} catch (URISyntaxException e) {
String msg = "Invalid \"redirect_uri\" parameter: " + e.getMessage();
throw new ParseException(msg, OAuth2Error.INVALID_REQUEST.appendDescription(": " + msg),
clientID, null, null, null, e);
}
}
// Parse optional state third
State state = State.parse(MultivaluedMapUtils.getFirstValue(params, "state"));
// Parse mandatory response type
v = MultivaluedMapUtils.getFirstValue(params, "response_type");
ResponseType rt;
try {
rt = ResponseType.parse(v);
} catch (ParseException e) {
// Only cause
String msg = "Missing \"response_type\" parameter";
throw new ParseException(msg, OAuth2Error.INVALID_REQUEST.appendDescription(": " + msg),
clientID, redirectURI, null, state, e);
}
// Parse the optional response mode
v = MultivaluedMapUtils.getFirstValue(params, "response_mode");
ResponseMode rm = null;
if (StringUtils.isNotBlank(v)) {
rm = new ResponseMode(v);
}
// Parse optional scope
v = MultivaluedMapUtils.getFirstValue(params, "scope");
Scope scope = null;
if (StringUtils.isNotBlank(v))
scope = Scope.parse(v);
// Parse optional code challenge and method for PKCE
CodeChallenge codeChallenge = null;
CodeChallengeMethod codeChallengeMethod = null;
v = MultivaluedMapUtils.getFirstValue(params, "code_challenge");
if (StringUtils.isNotBlank(v))
codeChallenge = CodeChallenge.parse(v);
if (codeChallenge != null) {
v = MultivaluedMapUtils.getFirstValue(params, "code_challenge_method");
if (StringUtils.isNotBlank(v))
codeChallengeMethod = CodeChallengeMethod.parse(v);
}
List resources = null;
List vList = params.get("resource");
if (vList != null) {
resources = new LinkedList<>();
for (String uriValue: vList) {
if (uriValue == null)
continue;
String errMsg = "Invalid \"resource\" parameter: Must be an absolute URI and with no query or fragment: " + uriValue;
URI resourceURI;
try {
resourceURI = new URI(uriValue);
} catch (URISyntaxException e) {
throw new ParseException(errMsg, OAuth2Error.INVALID_RESOURCE.setDescription(errMsg),
clientID, redirectURI, null, state, e);
}
if (! ResourceUtils.isValidResourceURI(resourceURI)) {
throw new ParseException(errMsg, OAuth2Error.INVALID_RESOURCE.setDescription(errMsg),
clientID, redirectURI, null, state, null);
}
resources.add(resourceURI);
}
}
boolean includeGrantedScopes = false;
v = MultivaluedMapUtils.getFirstValue(params, "include_granted_scopes");
if ("true".equals(v)) {
includeGrantedScopes = true;
}
// Parse custom parameters
Map> customParams = null;
for (Map.Entry> p: params.entrySet()) {
if (! REGISTERED_PARAMETER_NAMES.contains(p.getKey())) {
// We have a custom parameter
if (customParams == null) {
customParams = new HashMap<>();
}
customParams.put(p.getKey(), p.getValue());
}
}
return new AuthorizationRequest(uri, rt, rm, clientID, redirectURI, scope, state, codeChallenge, codeChallengeMethod, resources, includeGrantedScopes, customParams);
}
/**
* Parses an authorisation request from the specified URI query string.
*
* Example URI query string:
*
*
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* @param query The URI query string. Must not be {@code null}.
*
* @return The authorisation request.
*
* @throws ParseException If the query string couldn't be parsed to an
* authorisation request.
*/
public static AuthorizationRequest parse(final String query)
throws ParseException {
return parse(null, URLUtils.parseParameters(query));
}
/**
* Parses an authorisation request from the specified URI and query
* string.
*
* Example URI query string:
*
*
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* @param uri The URI of the authorisation endpoint. May be
* {@code null} if the {@link #toHTTPRequest()} method
* will not be used.
* @param query The URI query string. Must not be {@code null}.
*
* @return The authorisation request.
*
* @throws ParseException If the query string couldn't be parsed to an
* authorisation request.
*/
public static AuthorizationRequest parse(final URI uri, final String query)
throws ParseException {
return parse(uri, URLUtils.parseParameters(query));
}
/**
* Parses an authorisation request from the specified URI.
*
* Example URI:
*
*
* https://server.example.com/authorize?
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* @param uri The URI. Must not be {@code null}.
*
* @return The authorisation request.
*
* @throws ParseException If the URI couldn't be parsed to an
* authorisation request.
*/
public static AuthorizationRequest parse(final URI uri)
throws ParseException {
return parse(URIUtils.getBaseURI(uri), URLUtils.parseParameters(uri.getRawQuery()));
}
/**
* Parses an authorisation request from the specified HTTP request.
*
* Example HTTP request (GET):
*
*
* https://server.example.com/authorize?
* response_type=code
* &client_id=s6BhdRkqt3
* &state=xyz
* &redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb
*
*
* @param httpRequest The HTTP request. Must not be {@code null}.
*
* @return The authorisation request.
*
* @throws ParseException If the HTTP request couldn't be parsed to an
* authorisation request.
*/
public static AuthorizationRequest parse(final HTTPRequest httpRequest)
throws ParseException {
String query = httpRequest.getQuery();
if (query == null)
throw new ParseException("Missing URI query string");
try {
return parse(URIUtils.getBaseURI(httpRequest.getURL().toURI()), query);
} catch (URISyntaxException e) {
throw new ParseException(e.getMessage(), e);
}
}
}