Files
2026-04-28 15:13:50 +02:00

269 lines
8.7 KiB
PHP

<?php
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
class UserFeedback_Connect {
public function __construct() {
add_action( 'wp_ajax_userfeedback_connect_url', array( $this, 'generate_connect_url' ) );
add_action( 'wp_ajax_nopriv_userfeedback_connect_process', array( $this, 'process' ) );
}
/**
* Generates and returns UserFeedback connect URL
*/
public function generate_connect_url() {
check_ajax_referer( 'uf-admin-nonce', 'nonce' );
$post_data = sanitize_post( $_POST, 'raw' );
// Check for permissions.
if ( ! userfeedback_can_install_plugins() ) {
wp_send_json_error( array( 'message' => esc_html__( 'You are not allowed to install plugins.', 'userfeedback-lite' ) ) );
}
if ( userfeedback_is_dev_url( home_url() ) ) {
wp_send_json_success(
array(
'url' => 'https://www.userfeedback.com/docs/go-lite-pro/#manual-upgrade',
)
);
}
$key = ! empty( $post_data['key'] ) ? sanitize_text_field( wp_unslash( $post_data['key'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
if ( empty( $key ) ) {
wp_send_json_error(
array(
'message' => esc_html__( 'Please enter your license key to connect.', 'userfeedback-lite' ),
)
);
}
// Verify pro version is not installed.
$active = activate_plugin( 'userfeedback/userfeedback-premium.php', false, false, true );
if ( ! is_wp_error( $active ) ) {
// Deactivate plugin.
deactivate_plugins( plugin_basename( USERFEEDBACK_PLUGIN_FILE ), false, false );
wp_send_json_error(
array(
'message' => esc_html__( 'Pro version is already installed.', 'userfeedback-lite' ),
'reload' => true,
)
);
}
// Network?
$network = ! empty( $post_data['network'] ) && $post_data['network'];
// Redirect.
$oth = hash( 'sha512', wp_rand() );
update_option(
'userfeedback_connect',
array(
'key' => $key,
'time' => time(),
'network' => $network,
)
);
update_option( 'userfeedback_connect_token', $oth );
$version = UserFeedback()->version;
$siteurl = admin_url();
$endpoint = admin_url( 'admin-ajax.php' );
$redirect = admin_url( 'admin.php?page=userfeedback_settings' );
$url = add_query_arg(
array(
'key' => $key,
'oth' => $oth,
'endpoint' => $endpoint,
'version' => $version,
'siteurl' => $siteurl,
'homeurl' => home_url(),
'redirect' => rawurldecode( base64_encode( $redirect ) ),
'v' => 2,
),
'https://upgrade.userfeedback.com'
);
wp_send_json_success(
array(
'url' => $url,
)
);
}
/**
* Process UserFeedback Connect.
*/
public function process() {
$error = esc_html__( 'Could not install upgrade. Please download from userfeedback.com and install manually.', 'userfeedback-lite' );
$request_data = sanitize_post( $_REQUEST, 'raw' );
// verify params present (oth & download link).
$post_oth = ! empty( $request_data['oth'] ) ? sanitize_text_field( $request_data['oth'] ) : '';
$post_url = ! empty( $request_data['file'] ) ? esc_url_raw( $request_data['file'] ) : '';
$license = get_option( 'userfeedback_connect', false );
$network = ! empty( $license['network'] ) ? (bool) $license['network'] : false;
if ( empty( $post_oth ) || empty( $post_url ) ) {
wp_send_json_error( $error );
}
// Verify oth.
$oth = get_option( 'userfeedback_connect_token' );
if ( empty( $oth ) ) {
wp_send_json_error( $error );
}
if ( ! hash_equals( $oth, $post_oth ) ) {
wp_send_json_error( $error );
}
// Delete so cannot replay.
delete_option( 'userfeedback_connect_token' );
// Set the current screen to avoid undefined notices.
set_current_screen( 'toplevel_page_userfeedback_surveys' );
// Prepare variables.
$url = esc_url_raw(
add_query_arg(
array(
'page' => 'userfeedback-settings',
),
admin_url( 'admin.php' )
)
);
// Verify pro not activated.
if ( userfeedback_is_pro_version() ) {
wp_send_json_success( esc_html__( 'Plugin installed & activated.', 'userfeedback-lite' ) );
}
// Verify pro not installed.
$active = activate_plugin( 'userfeedback/userfeedback-premium.php', $url, $network, true );
if ( ! is_wp_error( $active ) ) {
deactivate_plugins( plugin_basename( USERFEEDBACK_PLUGIN_FILE ), false, $network );
wp_send_json_success( esc_html__( 'Plugin installed & activated.', 'userfeedback-lite' ) );
}
$creds = request_filesystem_credentials( $url, '', false, false, null );
// Check for file system permissions.
if ( false === $creds ) {
wp_send_json_error( $error );
}
if ( ! WP_Filesystem( $creds ) ) {
wp_send_json_error( $error );
}
// We do not need any extra credentials if we have gotten this far, so let's install the plugin.
userfeedback_require_upgrader();
// Do not allow WordPress to search/download translations, as this will break JS output.
remove_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 );
// Create the plugin upgrader with our custom skin.
$installer = new UserFeedback_Plugin_Upgrader( new UserFeedback_Skin() );
// Error check.
if ( ! method_exists( $installer, 'install' ) ) {
wp_send_json_error( $error );
}
// Check license key.
if ( empty( $license['key'] ) ) {
wp_send_json_error( new WP_Error( '403', esc_html__( 'You are not licensed.', 'userfeedback-lite' ) ) );
}
$installer->install($post_url); // phpcs:ignore
// Flush the cache and return the newly installed plugin basename.
wp_cache_flush();
if ( $installer->plugin_info() ) {
$plugin_basename = $installer->plugin_info();
// Deactivate the lite version first.
deactivate_plugins( plugin_basename( USERFEEDBACK_PLUGIN_FILE ), false, $network );
// Activate the plugin silently.
$activated = activate_plugin( $plugin_basename, '', $network, true );
if ( ! is_wp_error( $activated ) ) {
$this->verify_key( $license['key'] );
// Pro upgrade successful.
$over_time = get_option( 'userfeedback_over_time', array() );
if ( empty( $over_time['installed_pro'] ) ) {
$over_time['installed_pro'] = time();
update_option( 'userfeedback_over_time', $over_time );
}
wp_send_json_success( esc_html__( 'Plugin installed & activated.', 'userfeedback-lite' ) );
} else {
// Reactivate the lite plugin if pro activation failed.
activate_plugin( plugin_basename( USERFEEDBACK_PLUGIN_FILE ), '', $network, true );
wp_send_json_error( esc_html__( 'Pro version installed but needs to be activated from the Plugins page inside your WordPress admin.', 'userfeedback-lite' ) );
}
}
wp_send_json_error( $error );
}
private function verify_key( $key ) {
// Perform a request to verify the key.
$verify = $this->verify_license_remote_request( 'verify-key', $key );
// If it returns false, send back a generic error message and return.
if ( ! $verify ) {
return false;
}
// If an error is returned, set the error and return.
if ( ! empty( $verify->error ) ) {
return false;
}
// Otherwise, our request has been done successfully. Update the option and set the success message.
$option = UserFeedback()->license->get_site_license();
$option['key'] = trim( $key );
$option['type'] = isset( $verify->type ) ? $verify->type : $option['type'];
$option['is_expired'] = false;
$option['is_disabled'] = false;
$option['is_invalid'] = false;
UserFeedback()->license->set_site_license( $option );
delete_transient( '_userfeedback_addons' );
wp_clean_plugins_cache( true );
}
private function verify_license_remote_request( $action, $key ) {
// Build the body of the request.
$body = wp_parse_args(
array(
'tgm-updater-action' => $action,
'tgm-updater-key' => $key,
'tgm-updater-wp-version' => get_bloginfo( 'version' ),
'tgm-updater-referer' => site_url(),
'tgm-updater-uf-version' => USERFEEDBACK_VERSION,
'tgm-updater-is-pro' => userfeedback_is_pro_version(),
)
);
$body = http_build_query( $body, '', '&' );
// Build the headers of the request.
$headers = wp_parse_args(
array(
'Content-Type' => 'application/x-www-form-urlencoded',
'Content-Length' => strlen( $body ),
)
);
// Setup variable for wp_remote_post.
$post = array(
'headers' => $headers,
'body' => $body,
);
// Perform the query and retrieve the response.
$response = wp_remote_post( userfeedback_get_licensing_url(), $post );
$response_code = wp_remote_retrieve_response_code( $response );
$response_body = wp_remote_retrieve_body( $response );
// Bail out early if there are any errors.
if ( 200 != $response_code || is_wp_error( $response_body ) ) {
return false;
}
// Return the json decoded content.
return json_decode( $response_body );
}
}
new UserFeedback_Connect();