Build interface for BaseHandler

Add method to determine if process runs in a CI/CD context

BaseHandler.php

@@ -10,7 +10,7 @@ use Composer\IO\IOInterface;
  *
  * @package LakeDrops\Component\Composer
  */
-abstract class BaseHandler {
+abstract class BaseHandler implements BaseHandlerInterface {
 
   /**
    * The composer object of this session.
@@ -47,12 +47,9 @@ abstract class BaseHandler {
   }
 
   /**
-   * Look up the Drupal core package object.
-   *
-   * @return \Composer\Package\PackageInterface
-   *   The Drupal core package.
+   * {@inheritdoc}
    */
-  protected function getDrupalCorePackage() {
+  public function getDrupalCorePackage() {
     if (!isset($this->drupalCorePackage)) {
       $this->drupalCorePackage = $this->getPackage('drupal/core');
     }
@@ -60,25 +57,24 @@ abstract class BaseHandler {
   }
 
   /**
-   * Retrieve a package from the current composer process.
-   *
-   * @param string $name
-   *   Name of the package to get from the current composer installation.
-   *
-   * @return \Composer\Package\PackageInterface
-   *   The package.
+   * {@inheritdoc}
    */
-  protected function getPackage($name) {
+  public function getPackage($name) {
     return $this->composer->getRepositoryManager()->getLocalRepository()->findPackage($name, '*');
   }
 
   /**
-   * Wrapper for git command in the root directory.
-   *
-   * @param string $command
-   *   Git command name, arguments and/or options.
+   * {@inheritdoc}
+   */
+  public function isCiContext() {
+    $ci_project_dir = getenv('CI_PROJECT_DIR');
+    return !empty($ci_project_dir );
+  }
+
+  /**
+   * {@inheritdoc}
    */
-  protected function git($command) {
+  public function git($command) {
     passthru(escapeshellcmd('git -c "user.email=composer@lakedrops.com" ' . $command));
   }
 

BaseHandlerInterface.php

@@ -9,4 +9,38 @@ namespace LakeDrops\Component\Composer;
  */
 interface BaseHandlerInterface {
 
+  /**
+   * Look up the Drupal core package object.
+   *
+   * @return \Composer\Package\PackageInterface
+   *   The Drupal core package.
+   */
+  public function getDrupalCorePackage();
+
+  /**
+   * Retrieve a package from the current composer process.
+   *
+   * @param string $name
+   *   Name of the package to get from the current composer installation.
+   *
+   * @return \Composer\Package\PackageInterface
+   *   The package.
+   */
+  public function getPackage($name);
+
+  /**
+   * Determine if the current process runs in a CI/CD context.
+   *
+   * @return bool
+   */
+  public function isCiContext();
+
+  /**
+   * Wrapper for git command in the root directory.
+   *
+   * @param string $command
+   *   Git command name, arguments and/or options.
+   */
+  public function git($command);
+
 }