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