private SpaceConnectDescriber guessConnectionFromFetchUrl()

in commit-status-publisher-server/src/main/java/jetbrains/buildServer/commitPublisher/space/SpaceSettings.java [351:393]
37 lines of code
8 McCabe index (conditional complexity)

  private SpaceConnectDescriber guessConnectionFromFetchUrl(@NotNull SBuildType buildType, @NotNull SVcsRoot vcsRoot, boolean checkPublishingCapability) {
    final String fetchUrl = vcsRoot.getProperty("url");
    if (StringUtil.isEmptyOrSpaces(fetchUrl)) {
      debugLogUnconditionalPublishingInfo(buildType, () -> "VCS root " + LogUtil.describe(vcsRoot) + " can't be used: the fetch URL is empty");
      return null;
    }

    final TokenizedFetchUrl tokenizedFetchUrl;
    try {
      tokenizedFetchUrl = tokenizeFetchUrl(fetchUrl);
    } catch (InvalidUriException e) {
      debugLogUnconditionalPublishingInfo(buildType,
                                          () -> "VCS root " + LogUtil.describe(vcsRoot) + " can't be used: failed to extract project key out of fetch URL " + fetchUrl,
                                          e);
      return null;
    }

    if (tokenizedFetchUrl.getProjectKey() == null) {
      debugLogUnconditionalPublishingInfo(buildType, () -> "VCS root " + LogUtil.describe(vcsRoot) + " can't be used: unable to locate project key in fetch URL " + fetchUrl);
      return null;
    }
    final String projectKey = tokenizedFetchUrl.getProjectKey().toUpperCase(Locale.ROOT);

    final List<OAuthConnectionDescriptor> potentialConnections = myOAuthConnectionManager.getAvailableConnectionsOfType(buildType.getProject(), SpaceOAuthProvider.TYPE);
    for (OAuthConnectionDescriptor potentialConnection : potentialConnections) {
      final SpaceConnectDescriber spaceConnection = new SpaceConnectDescriber(potentialConnection);
      if (!matchesUrl(buildType, potentialConnection, spaceConnection, tokenizedFetchUrl)) {
        continue;
      }

      if (!checkPublishingCapability) {
        return spaceConnection;
      }

      final SpaceApplicationInformation applicationInfo = myApplicationInformationManager.getForConnection(spaceConnection);
      if (hasPublishStatusRights(buildType, potentialConnection, applicationInfo, projectKey)) {
        return spaceConnection;
      }
    }

    debugLogUnconditionalPublishingInfo(buildType, () -> "VCS root " + LogUtil.describe(vcsRoot) + " can't be used: there is no usable connection for project key " + projectKey);
    return null;
  }