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<?php
/**
* ConnectionScreenController.php
*
* This file contains the ConnectionScreenController class which handles the connection screen logic
* for the Solid SMTP plugin.
*
* @package Solid_SMTP\Controller
*/
namespace SolidWP\Mail\Admin;
use SolidWP\Mail\Container;
use SolidWP\Mail\AbstractController;
use SolidWP\Mail\Repository\ProvidersRepository;
use SolidWP\Mail\Service\ConnectionService;
/**
* Class ConnectionScreenController
*
* Handles the connection screen logic for the Solid SMTP plugin.
*/
class ScreenConnectors extends AbstractController {
/**
* Nonce name for this screen.
*
* @var string
*/
protected string $nonce_name = 'solidwp_mail_connections_nonce';
/**
* Store the email error if any.
*
* @var string
*/
protected string $email_error = '';
/**
* The service for managing SMTP connections.
*
* @var ConnectionService
*/
protected ConnectionService $connection_service;
/**
* Container.
*
* @var Container
*/
private Container $container;
/**
* ConnectionScreenController constructor.
*
* @param ConnectionService $connection_service The service for managing SMTP connections.
*/
public function __construct( ConnectionService $connection_service, Container $container ) {
$this->connection_service = $connection_service;
$this->container = $container;
}
/**
* Registers the AJAX hooks for the connection screen.
*
* @return void
*/
public function register_hooks() {
// record error for debug.
add_action( 'wp_mail_failed', [ $this, 'record_error' ] );
// ajax functions.
add_action( 'wp_ajax_solidwp_mail_save_connection', [ $this, 'save_connection' ] );
add_action( 'wp_ajax_solidwp_mail_delete_connection', [ $this, 'delete_connection' ] );
add_action( 'wp_ajax_solidwp_mail_make_provider_active', [ $this, 'make_connection_active' ] );
add_action( 'wp_ajax_solidwp_mail_send_test_email', [ $this, 'send_test_email' ] );
}
/**
* Records an error message.
*
* This method handles recording an error message from a `WP_Error` object.
* It extracts the error message from the `WP_Error` object and stores it in
* the `email_error` property.
*
* @param \WP_Error $wp_error The `WP_Error` object containing the error message.
*
* @return void
*/
public function record_error( \WP_Error $wp_error ) {
$this->email_error = $wp_error->get_error_message();
}
/**
* Sends a test email.
*
* This method handles the AJAX request to send a test email. It validates the input,
* attempts to send the email using the `wp_mail` function, and returns a JSON response
* indicating success or failure.
*
* @return void
*/
public function send_test_email() {
// Check if the current user has permission to perform this action.
if ( ! $this->able_to_perform( 'send_test_email' ) ) {
$this->bail_out_generic_error( __( 'User cannot send test emails.', 'LION' ) );
}
// Sanitize and retrieve input data.
$data = [
'to_email' => $this->get_and_sanitize_input( 'to_email' ),
'subject' => $this->get_and_sanitize_input( 'subject' ),
'message' => $this->get_and_sanitize_textarea( 'message' ),
];
$result = $this->connection_service->validate_test_email_input( $data );
if ( is_array( $result ) ) {
wp_send_json_error(
[
'validation' => $result,
]
);
}
// phpcs:ignore WordPressVIPMinimum.Functions.RestrictedFunctions.wp_mail_wp_mail
$sent = wp_mail( $data['to_email'], $data['subject'], $data['message'] );
// Return a JSON response indicating success or failure.
if ( $sent ) {
wp_send_json_success( [ 'message' => __( 'Test email sent successfully.', 'LION' ) ] );
} else {
$wp_error = $this->container->get( 'phpmailer_send_error' );
if ( is_wp_error( $wp_error ) ) {
// error found, send more detailed version.
$error_message = $wp_error->get_error_message();
wp_send_json_error(
[
/* translators: %s: PHPMailer error */
'message' => sprintf( __( 'Failed to send test email. Error: %s', 'LION' ), $error_message ),
]
);
}
// falling back.
wp_send_json_error(
[
'message' => __( 'Failed to send test email.', 'LION' ),
]
);
}
}
/**
* Deletes the connection.
*
* @return void
*/
public function delete_connection() {
if ( ! $this->able_to_perform( 'delete_connection' ) ) {
$this->bail_out_generic_error( __( 'User cannot delete providers.', 'LION' ) );
}
$provider_id = $this->get_and_sanitize_input( 'provider_id' );
if ( empty( $provider_id ) ) {
$this->bail_out_generic_error( __( 'Provider ID cannot be empty.', 'LION' ) );
}
$model = $this->container->get( ProvidersRepository::class )->get_active_provider();
if ( is_object( $model ) && $model->get_id() === $provider_id ) {
// this is the active provider, should not allow for delete.
wp_send_json_error(
[
'message' => __( 'Cannot delete the connection because it is set as the default.', 'LION' ),
]
);
}
wp_send_json_success( $this->connection_service->delete_connection( $provider_id ) );
}
/**
* Saves a new SMTP connection.
*
* Validates the input data, processes it, and saves the SMTP connection model if validation succeeds.
* If validation fails or the user lacks the necessary permissions, an error response is sent.
*
* @return void
*/
public function save_connection() {
if ( ! $this->able_to_perform( 'save_connection' ) ) {
$this->bail_out_generic_error( __( 'User cannot add providers.', 'LION' ) );
}
// populate data.
$name = $this->get_and_sanitize_input( 'name' );
if ( empty( $name ) ) {
$this->bail_out_generic_error( __( 'Name cannot be empty.', 'LION' ) );
}
//phpcs:ignore.
$data = wp_unslash( $_POST );
$result = $this->connection_service->save_connection( $data );
if ( true === $result ) {
wp_send_json_success( $this->container->get( ProvidersRepository::class )->get_all_providers_as_array() );
}
wp_send_json_error( $this->wp_error_to_array( $result ) );
}
/**
* Makes a provider active.
*
* @return void
*/
public function make_connection_active() {
if ( ! $this->able_to_perform( 'make_connection_active' ) ) {
$this->bail_out_generic_error( __( 'User cannot change active providers.', 'LION' ) );
}
$provider_id = $this->get_and_sanitize_input( 'provider_id' );
if ( empty( $provider_id ) ) {
$this->bail_out_generic_error( __( 'Provider cannot be empty.', 'LION' ) );
}
$this->connection_service->make_provider_active( $provider_id );
wp_send_json_success( $this->container->get( ProvidersRepository::class )->get_all_providers_as_array() );
}
}
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