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/*
* Copyright (C) 2008-2023, Juick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick.www.api;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.juick.model.User;
import com.juick.service.UserService;
import com.juick.www.WebApp;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.MediaType;
import org.springframework.security.oauth2.core.AuthorizationGrantType;
import org.springframework.security.oauth2.core.ClientAuthenticationMethod;
import org.springframework.security.oauth2.server.authorization.client.RegisteredClient;
import org.springframework.security.oauth2.server.authorization.client.RegisteredClientRepository;
import org.springframework.security.oauth2.server.authorization.settings.ClientSettings;
import org.springframework.web.bind.annotation.*;
import javax.inject.Inject;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.UUID;
@RestController
public class Mastodon {
@Value("${web_domain:localhost}")
private String domain;
@Inject
WebApp webApp;
@Inject
UserService userService;
@Inject
RegisteredClientRepository registeredClientRepository;
public record ApplicationRequest(@JsonProperty("client_name") String clientName,
@JsonProperty("redirect_uris") String redirectUris,
@JsonProperty("scopes") String scopes) {
}
public record ApplicationResponse(String id,
@JsonProperty("client_name") String name,
@JsonProperty("redirect_uri") String redirectUri,
@JsonProperty("client_id") String clientId,
@JsonProperty("client_secret") String clientSecret) {
}
public record CredentialAccount(String id, String username, String acct,
@JsonProperty("display_name") String displayName,
@JsonProperty("followers_count") Integer followersCount,
@JsonProperty("following_count") Integer followingCount,
String avatar) {
}
private Collection<String> parseScopes(String s) {
return s != null ? Arrays.asList(s.split(" ")) : Collections.emptyList();
}
@PostMapping(value = "/api/v1/apps", consumes = { MediaType.APPLICATION_JSON_VALUE })
public ApplicationResponse apps(@RequestBody ApplicationRequest application) {
return apps(application.clientName(), application.redirectUris(), application.scopes());
}
@PostMapping(value = "/api/v1/apps", consumes = { MediaType.APPLICATION_FORM_URLENCODED_VALUE, MediaType.MULTIPART_FORM_DATA_VALUE })
public ApplicationResponse apps(@RequestParam("client_name") String clientName,
@RequestParam("redirect_uris") String redirectUris,
@RequestParam("scopes") String scopes) {
var secret = UUID.randomUUID().toString();
RegisteredClient registeredClient = RegisteredClient.withId(UUID.randomUUID().toString())
.clientId(UUID.randomUUID().toString())
.clientSecret("{noop}" + secret)
.clientName(clientName)
.clientAuthenticationMethods(coll -> coll.addAll(List.of(
ClientAuthenticationMethod.CLIENT_SECRET_POST,
ClientAuthenticationMethod.CLIENT_SECRET_BASIC
)))
.authorizationGrantType(AuthorizationGrantType.AUTHORIZATION_CODE)
.redirectUri(redirectUris)
.scopes((coll) -> coll.addAll(parseScopes(scopes)))
.clientSettings(ClientSettings.builder().requireAuthorizationConsent(true).build()).build();
registeredClientRepository.save(registeredClient);
return new ApplicationResponse(
registeredClient.getId(),
registeredClient.getClientName(),
String.join(",", registeredClient.getRedirectUris()),
registeredClient.getClientId(),
secret
);
}
public record Instance(String domain) {}
@GetMapping("/api/v1/instance")
public Instance getInstance() {
return new Instance(domain);
}
@GetMapping("/api/v1/accounts/verify_credentials")
public CredentialAccount account(@ModelAttribute User visitor) {
return new CredentialAccount(
String.valueOf(visitor.getUid()),
visitor.getName(),
visitor.getName(),
visitor.getFullName(),
userService.getUserReaders(visitor.getUid()).size(),
userService.getUserFriends(visitor.getUid()).size(),
webApp.getAvatarUrl(visitor)
);
}
}
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