Files
Signal-Server/api-doc/src/main/java/org/signal/openapi/OpenApiReader.java
2024-11-11 16:32:24 -06:00

72 lines
2.8 KiB
Java

/*
* Copyright 2023 Signal Messenger, LLC
* SPDX-License-Identifier: AGPL-3.0-only
*/
package org.signal.openapi;
import static com.google.common.base.MoreObjects.firstNonNull;
import static org.signal.openapi.OpenApiExtension.AUTHENTICATED_ACCOUNT;
import static org.signal.openapi.OpenApiExtension.OPTIONAL_AUTHENTICATED_ACCOUNT;
import com.fasterxml.jackson.annotation.JsonView;
import com.google.common.collect.ImmutableList;
import io.swagger.v3.jaxrs2.Reader;
import io.swagger.v3.jaxrs2.ResolvedParameter;
import io.swagger.v3.oas.models.Operation;
import io.swagger.v3.oas.models.security.SecurityRequirement;
import jakarta.ws.rs.Consumes;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.util.Collections;
import java.util.List;
/**
* One of the extension mechanisms of Swagger Core library (OpenAPI processor) is via custom implementations
* of the {@link Reader} class.
* <p/>
* The purpose of this extension is to customize certain aspects of the OpenAPI model generation on a higher level.
* This extension works in coordination with {@link OpenApiExtension} that has access to the model on a lower level.
* <p/>
* The extension is enabled by being listed in {@code resources/openapi/openapi-configuration.yaml} file.
* @see OpenApiExtension
* @see <a href="https://github.com/swagger-api/swagger-core/wiki/Swagger-2.X---Extensions">Swagger 2.X Extensions</a>
*/
public class OpenApiReader extends Reader {
private static final String AUTHENTICATED_ACCOUNT_AUTH_SCHEMA = "authenticatedAccount";
/**
* Overriding this method allows converting a resolved parameter into other operation entities,
* in this case, into security requirements.
*/
@Override
protected ResolvedParameter getParameters(
final Type type,
final List<Annotation> annotations,
final Operation operation,
final Consumes classConsumes,
final Consumes methodConsumes,
final JsonView jsonViewAnnotation) {
final ResolvedParameter resolved = super.getParameters(
type, annotations, operation, classConsumes, methodConsumes, jsonViewAnnotation);
if (resolved == AUTHENTICATED_ACCOUNT) {
operation.setSecurity(ImmutableList.<SecurityRequirement>builder()
.addAll(firstNonNull(operation.getSecurity(), Collections.emptyList()))
.add(new SecurityRequirement().addList(AUTHENTICATED_ACCOUNT_AUTH_SCHEMA))
.build());
}
if (resolved == OPTIONAL_AUTHENTICATED_ACCOUNT) {
operation.setSecurity(ImmutableList.<SecurityRequirement>builder()
.addAll(firstNonNull(operation.getSecurity(), Collections.emptyList()))
.add(new SecurityRequirement().addList(AUTHENTICATED_ACCOUNT_AUTH_SCHEMA))
.add(new SecurityRequirement())
.build());
}
return resolved;
}
}