Webform module and config export

web/modules/contrib/webform/src/WebformEmailProvider.php

@@ -0,0 +1,160 @@
+<?php
+
+namespace Drupal\webform;
+
+use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Mail\MailManagerInterface;
+
+/**
+ * Manages and provides HTML email support.
+ */
+class WebformEmailProvider implements WebformEmailProviderInterface {
+
+  /**
+   * The configuration object factory.
+   *
+   * @var \Drupal\Core\Config\ConfigFactoryInterface
+   */
+  protected $configFactory;
+
+  /**
+   * The module handler service.
+   *
+   * @var \Drupal\Core\Extension\ModuleHandlerInterface
+   */
+  protected $moduleHandler;
+
+  /**
+   * Mail manager service.
+   *
+   * @var \Drupal\Core\Mail\MailManagerInterface
+   */
+  protected $mailManager;
+
+  /**
+   * Constructs a WebformEmailProvider.
+   *
+   * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
+   *   The configuration object factory.
+   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
+   *   The module handler class to use for loading includes.
+   * @param \Drupal\Core\Mail\MailManagerInterface $mail_manager
+   *   Mail manager service.
+   */
+  public function __construct(ConfigFactoryInterface $config_factory, ModuleHandlerInterface $module_handler, MailManagerInterface $mail_manager) {
+    $this->configFactory = $config_factory;
+    $this->moduleHandler = $module_handler;
+    $this->mailManager = $mail_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getModules() {
+    return [
+      // Mail System - https://www.drupal.org/project/mailsystem
+      'mailsystem',
+      // SMTP Authentication Support - https://www.drupal.org/project/smtp
+      'smtp',
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function check() {
+    // Don't override the system.mail.interface.webform if the default interface
+    // is the 'test_mail_collector'.
+    if ($this->configFactory->get('system.mail')->get('interface.default') == 'test_mail_collector') {
+      return $this->uninstall();
+    }
+
+    // Check if a contrib module is handling sending email.
+    $mail_modules = $this->getModules();
+    foreach ($mail_modules as $module) {
+      if ($this->moduleHandler->moduleExists($module)) {
+        return $this->uninstall();
+      }
+    }
+
+    // Finally, check if the default mail interface and see if it still uses the
+    // php_mail. This check allow unknown contrib modules to handle sending
+    // HTML emails.
+    if ($this->configFactory->get('system.mail')->get('interface.default') == 'php_mail') {
+      return $this->install();
+    }
+    else {
+      return $this->uninstall();
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function installed() {
+    return ($this->configFactory->get('system.mail')->get('interface.webform') == 'webform_php_mail');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function install() {
+    $config = $this->configFactory->getEditable('system.mail');
+    $mail_plugins = $config->get('interface');
+    $mail_plugins['webform'] = 'webform_php_mail';
+    $config->set('interface', $mail_plugins)->save();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function uninstall() {
+    $config = $this->configFactory->getEditable('system.mail');
+    $mail_plugins = $config->get('interface');
+    unset($mail_plugins['webform']);
+    $config->set('interface', $mail_plugins)->save();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getModule() {
+    if ($this->installed()) {
+      return 'webform';
+    }
+    else {
+      $modules = $this->getModules();
+      foreach ($modules as $module) {
+        if ($this->moduleHandler->moduleExists($module)) {
+          return $module;
+        }
+      }
+    }
+    return FALSE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getModuleName() {
+    return ($module = $this->getModule()) ? $this->moduleHandler->getName($module) : FALSE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getMailPluginId() {
+    $config = $this->configFactory->get('system.mail');
+    return $config->get('interface.webform') ?: $config->get('interface.default') ?: FALSE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getMailPluginDefinition() {
+    $plugin_id = $this->getMailPluginId();
+    return ($plugin_id) ? $this->mailManager->getDefinition($plugin_id) : NULL;
+  }
+
+}