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17 package com.linecorp.centraldogma.server.internal.api.converter;
18
19 import static com.google.common.base.Preconditions.checkArgument;
20 import static com.google.common.base.Strings.isNullOrEmpty;
21 import static java.util.Objects.requireNonNull;
22
23 import java.lang.reflect.ParameterizedType;
24
25 import javax.annotation.Nullable;
26
27 import com.linecorp.armeria.common.AggregatedHttpRequest;
28 import com.linecorp.armeria.common.HttpStatus;
29 import com.linecorp.armeria.server.ServiceRequestContext;
30 import com.linecorp.armeria.server.annotation.RequestConverterFunction;
31 import com.linecorp.centraldogma.common.Author;
32 import com.linecorp.centraldogma.server.internal.admin.auth.AuthUtil;
33 import com.linecorp.centraldogma.server.internal.api.HttpApiUtil;
34 import com.linecorp.centraldogma.server.internal.storage.project.ProjectApiManager;
35 import com.linecorp.centraldogma.server.metadata.User;
36 import com.linecorp.centraldogma.server.storage.project.Project;
37 import com.linecorp.centraldogma.server.storage.repository.Repository;
38
39
40
41
42 public final class HttpApiRequestConverter implements RequestConverterFunction {
43
44 private final ProjectApiManager projectApiManager;
45
46 public HttpApiRequestConverter(ProjectApiManager projectApiManager) {
47 this.projectApiManager = requireNonNull(projectApiManager, "projectApiManager");
48 }
49
50 @Override
51 public Object convertRequest(
52 ServiceRequestContext ctx, AggregatedHttpRequest request, Class<?> expectedResultType,
53 @Nullable ParameterizedType expectedParameterizedResultType) throws Exception {
54
55 final User user = AuthUtil.currentUser(ctx);
56 if (expectedResultType == Project.class) {
57 final String projectName = ctx.pathParam("projectName");
58 checkArgument(!isNullOrEmpty(projectName),
59 "project name should not be null or empty.");
60
61
62 return projectApiManager.getProject(projectName, user);
63 }
64
65 if (expectedResultType == Repository.class) {
66 final String projectName = ctx.pathParam("projectName");
67 checkArgument(!isNullOrEmpty(projectName),
68 "project name should not be null or empty.");
69 final String repositoryName = ctx.pathParam("repoName");
70 checkArgument(!isNullOrEmpty(repositoryName),
71 "repository name should not be null or empty.");
72
73 if (Project.isInternalRepo(repositoryName) && !user.isSystemAdmin()) {
74 return HttpApiUtil.throwResponse(
75 ctx, HttpStatus.FORBIDDEN,
76 "Repository '%s/%s' can be accessed only by a system administrator.",
77 projectName, Project.REPO_DOGMA);
78 }
79
80 return projectApiManager.getProject(projectName, user).repos().get(repositoryName);
81 }
82
83 if (expectedResultType == Author.class) {
84 return AuthUtil.currentAuthor(ctx);
85 }
86
87 if (expectedResultType == User.class) {
88 return user;
89 }
90
91 return RequestConverterFunction.fallthrough();
92 }
93 }