Show buttons only on PR where the button belongs to

Author: Stefan Anzinger

src/main/java/se/bjurr/prnfb/service/ButtonsService.java

@@ -21,6 +21,7 @@
 
 import com.atlassian.bitbucket.pull.PullRequest;
 import com.atlassian.bitbucket.pull.PullRequestService;
+import com.atlassian.bitbucket.repository.Repository;
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Supplier;
 import com.google.common.base.Suppliers;
@@ -74,6 +75,35 @@ private boolean isTriggeredByAction(ClientKeyStore clientKeyStore, List<PrnfbNot
   return FALSE;
  }
 
+ /**
+  * Checks if the given button is visible in the given repository.
+  * 
+  * @param button Button under test
+  * @param repository Repository to check for
+  * @return True if the button is either globally visible or matches with the given repository
+  */
+ private boolean isVisibleOnRepository(PrnfbButton button, Repository repository) {
+  if(button.getRepositorySlug().isPresent()) {
+   boolean visible = false;
+   do {
+    visible |= button.getProjectKey().get().equals(repository.getProject().getKey())
+      && button.getRepositorySlug().get().equals(repository.getSlug());
+   } while(!visible && (repository = repository.getOrigin()) != null);
+   return visible;
+  } else {
+   return TRUE;
+  }
+ }
+
+ /**
+  * Checks if the given button is visible on the pull request by either the from or to repository.
+  */
+ private boolean isVisibleOnPullRequest(PrnfbButton button, PullRequest pullRequest) {
+  return 
+    (pullRequest.getFromRef() != null && isVisibleOnRepository(button, pullRequest.getFromRef().getRepository()))
+    || (pullRequest.getToRef() != null && isVisibleOnRepository(button, pullRequest.getToRef().getRepository()));
+ }
+
  @VisibleForTesting
  List<PrnfbButton> doGetButtons(List<PrnfbNotification> notifications, ClientKeyStore clientKeyStore,
    final PullRequest pullRequest, boolean shouldAcceptAnyCertificate) {
@@ -83,7 +113,8 @@ List<PrnfbButton> doGetButtons(List<PrnfbNotification> notifications, ClientKeyS
    PrnfbPullRequestAction pullRequestAction = BUTTON_TRIGGER;
    if (this.userCheckService.isAllowedUseButton(candidate)
      && isTriggeredByAction(clientKeyStore, notifications, shouldAcceptAnyCertificate, pullRequestAction, pullRequest,
-       variables)) {
+       variables)
+     && (isVisibleOnPullRequest(candidate, pullRequest))) {
     allFoundButtons.add(candidate);
    }
   }

src/test/java/se/bjurr/prnfb/service/ButtonsServiceTest.java

@@ -32,10 +32,14 @@
 import se.bjurr.prnfb.settings.ValidationException;
 
 import com.atlassian.bitbucket.auth.AuthenticationContext;
+import com.atlassian.bitbucket.project.Project;
 import com.atlassian.bitbucket.pull.PullRequest;
+import com.atlassian.bitbucket.pull.PullRequestRef;
 import com.atlassian.bitbucket.pull.PullRequestService;
+import com.atlassian.bitbucket.repository.Repository;
 import com.atlassian.bitbucket.repository.RepositoryService;
 import com.atlassian.bitbucket.server.ApplicationPropertiesService;
+import com.google.common.base.Optional;
 import com.google.common.collect.Lists;
 
 public class ButtonsServiceTest {
@@ -44,8 +48,10 @@ public class ButtonsServiceTest {
  private AuthenticationContext authenticationContext;
  private PrnfbButton button1;
  private PrnfbButton button2;
+ private PrnfbButton button3;
  private ButtonDTO buttonDto1;
  private ButtonDTO buttonDto2;
+ private ButtonDTO buttonDto3;
  @Mock
  private ClientKeyStore clientKeyStore;
  private PrnfbNotification notification1;
@@ -74,6 +80,14 @@ public class ButtonsServiceTest {
  private ButtonsService sut;
  @Mock
  private UserCheckService userCheckService;
+ @Mock
+ private PullRequestRef prRef;
+ @Mock
+ private Repository repository;
+ @Mock
+ private Repository originRepo;
+ @Mock
+ private Project project;
 
  @SuppressWarnings("unchecked")
  @Before
@@ -87,16 +101,22 @@ public void before() throws ValidationException {
     .thenReturn(this.renderer);
 
   this.buttonDto1 = populatedInstanceOf(ButtonDTO.class);
-  this.buttonDto1.setProjectKey("a");
+  this.buttonDto1.setProjectKey(null);
+  this.buttonDto1.setRepositorySlug(null);
   this.button1 = toPrnfbButton(this.buttonDto1);
   this.buttonDto2 = populatedInstanceOf(ButtonDTO.class);
-  this.buttonDto2.setProjectKey("b");
+  this.buttonDto2.setProjectKey(null);
+  this.buttonDto2.setRepositorySlug(null);
   this.button2 = toPrnfbButton(this.buttonDto2);
+  this.buttonDto3 = populatedInstanceOf(ButtonDTO.class);
+  this.button3 = toPrnfbButton(this.buttonDto3);
 
   when(this.settingsService.getButton(this.button1.getUuid()))//
     .thenReturn(this.button1);
   when(this.settingsService.getButton(this.button2.getUuid()))//
-    .thenReturn(this.button2);
+  .thenReturn(this.button2);
+  when(this.settingsService.getButton(this.button3.getUuid()))//
+  .thenReturn(this.button3);
 
   this.notificationDto1 = populatedInstanceOf(NotificationDTO.class);
   this.notificationDto1.setUrl("http://hej.com");
@@ -117,14 +137,15 @@ public void before() throws ValidationException {
 
  @Test
  public void testThatButtonsCanBeRetrievedWhenAllAllowed() {
-
-  List<PrnfbButton> candidates = newArrayList(this.button1, this.button2);
+  List<PrnfbButton> candidates = newArrayList(this.button1, this.button2, this.button3);
   when(this.settingsService.getButtons())//
     .thenReturn(candidates);
   when(this.userCheckService.isAllowedUseButton(this.button1))//
     .thenReturn(true);
   when(this.userCheckService.isAllowedUseButton(this.button2))//
-    .thenReturn(true);
+  .thenReturn(true);
+  when(this.userCheckService.isAllowedUseButton(this.button3))//
+  .thenReturn(true);
   when(
     this.prnfbPullRequestEventListener.isNotificationTriggeredByAction(this.notification1, this.pullRequestAction,
       this.renderer, this.pullRequest, this.clientKeyStore, this.shouldAcceptAnyCertificate))//
@@ -133,12 +154,32 @@ public void testThatButtonsCanBeRetrievedWhenAllAllowed() {
     this.prnfbPullRequestEventListener.isNotificationTriggeredByAction(this.notification2, this.pullRequestAction,
       this.renderer, this.pullRequest, this.clientKeyStore, this.shouldAcceptAnyCertificate))//
     .thenReturn(true);
+  when(this.pullRequest.getToRef()).thenReturn(prRef);
+  when(this.prRef.getRepository()).thenReturn(repository);
+  when(this.repository.getSlug()).thenReturn(button3.getRepositorySlug().get());
+  when(this.repository.getProject()).thenReturn(project);
+  when(this.project.getKey()).thenReturn(button3.getProjectKey().get());
 
   List<PrnfbButton> actual = this.sut.doGetButtons(this.notifications, this.clientKeyStore, this.pullRequest,
     this.shouldAcceptAnyCertificate);
+  assertThat(actual)//
+    .containsOnly(this.button1, this.button2, this.button3);
+
+  // Now do the same with another repository - button3 should disappear
+  when(this.repository.getSlug()).thenReturn("otherrepository");
+  actual = this.sut.doGetButtons(this.notifications, this.clientKeyStore, this.pullRequest,
+    this.shouldAcceptAnyCertificate);
+  assertThat(actual)//
+    .containsOnly(this.button1, this.button2);
 
+  // Now check if the button is inherited from the origin repo
+  when(this.repository.getOrigin()).thenReturn(originRepo);
+  when(this.originRepo.getSlug()).thenReturn(button3.getRepositorySlug().get());
+  when(this.originRepo.getProject()).thenReturn(project);
+  actual = this.sut.doGetButtons(this.notifications, this.clientKeyStore, this.pullRequest,
+    this.shouldAcceptAnyCertificate);
   assertThat(actual)//
-    .containsExactly(this.button1, this.button2);
+    .containsOnly(this.button1, this.button2, this.button3);
  }
 
  @Test