SONAR-11950 autoconfig of SCM revision on Travis CI

2 files changed, 65 insertions, 0 deletions

diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/ci/vendors/TravisCi.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/ci/vendors/TravisCi.java
new file mode 100644
index 00000000000..3b08acb414a
--- /dev/null
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/ci/vendors/TravisCi.java
@@ -0,0 +1,63 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2019 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.scanner.ci.vendors;
+
+import org.sonar.api.utils.System2;
+import org.sonar.scanner.ci.CiConfiguration;
+import org.sonar.scanner.ci.CiConfigurationImpl;
+import org.sonar.scanner.ci.CiVendor;
+
+import static org.apache.commons.lang.StringUtils.isBlank;
+
+/**
+ * Support of https://travis-ci.com
+ *
+ * Environment variables: https://docs.travis-ci.com/user/environment-variables/
+ */
+public class TravisCi implements CiVendor {
+  private final System2 system;
+
+  public TravisCi(System2 system) {
+    this.system = system;
+  }
+
+  @Override
+  public String getName() {
+    return "TravisCI";
+  }
+
+  @Override
+  public boolean isDetected() {
+    return "true".equals(system.envVariable("CI")) && "true".equals(system.envVariable("TRAVIS"));
+  }
+
+  @Override
+  public CiConfiguration loadConfiguration() {
+    String pr = system.envVariable("TRAVIS_PULL_REQUEST");
+    String revision;
+    if (isBlank(pr) || "false".equals(pr)) {
+      revision = system.envVariable("TRAVIS_COMMIT");
+    } else {
+      revision = system.envVariable("TRAVIS_PULL_REQUEST_SHA");
+
+    }
+    return new CiConfigurationImpl(revision);
+  }
+}
diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ProjectScanContainer.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ProjectScanContainer.java
index 004a976d56b..0bfdd5ca386 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ProjectScanContainer.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ProjectScanContainer.java
@@ -57,6 +57,7 @@ import org.sonar.scanner.ci.vendors.GithubActions;
 import org.sonar.scanner.ci.vendors.GitlabCi;
 import org.sonar.scanner.ci.vendors.Jenkins;
 import org.sonar.scanner.ci.vendors.SemaphoreCi;
+import org.sonar.scanner.ci.vendors.TravisCi;
 import org.sonar.scanner.cpd.CpdExecutor;
 import org.sonar.scanner.cpd.CpdSettings;
 import org.sonar.scanner.cpd.index.SonarCpdBlockIndex;
@@ -285,6 +286,7 @@ public class ProjectScanContainer extends ComponentContainer {
       GitlabCi.class,
       Jenkins.class,
       SemaphoreCi.class,
+      TravisCi.class,
 
       AnalysisObservers.class);