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| Dir : //home/trave494/v1world.us/wp-content/plugins/wpforms-lite/src/Admin/Settings/Captcha.php |
<?php
namespace WPForms\Admin\Settings;
/**
* CAPTCHA setting page.
*
* @since 1.6.4
*/
class Captcha {
/**
* Slug identifier for admin page view.
*
* @since 1.6.4
*
* @var string
*/
const VIEW = 'captcha';
/**
* The hCaptcha javascript URL-resource.
*
* @since 1.6.4
*/
const HCAPTCHA_API_URL = 'https://hcaptcha.com/1/api.js';
/**
* The reCAPTCHA javascript URL-resource.
*
* @since 1.6.4
*/
const RECAPTCHA_API_URL = 'https://www.google.com/recaptcha/api.js';
/**
* Saved CAPTCHA settings.
*
* @since 1.6.4
*
* @var array
*/
private $settings;
/**
* Initialize class.
*
* @since 1.6.4
*/
public function init() {
// Only load if we are actually on the settings page.
if ( ! wpforms_is_admin_page( 'settings' ) ) {
return;
}
// Listen the previous reCAPTCHA page and safely redirect from it.
if ( wpforms_is_admin_page( 'settings', 'recaptcha' ) ) {
wp_safe_redirect( add_query_arg( 'view', self::VIEW, admin_url( 'admin.php?page=wpforms-settings' ) ) );
exit;
}
$this->init_settings();
$this->hooks();
}
/**
* Init CAPTCHA settings.
*
* @since 1.6.4
*/
public function init_settings() {
$this->settings = wp_parse_args( wpforms_get_captcha_settings(), [ 'provider' => 'none' ] );
}
/**
* Hooks.
*
* @since 1.6.4
*/
public function hooks() {
add_filter( 'wpforms_settings_tabs', [ $this, 'register_settings_tabs' ], 5, 1 );
add_filter( 'wpforms_settings_defaults', [ $this, 'register_settings_fields' ], 5, 1 );
add_action( 'wpforms_settings_updated', [ $this, 'updated' ] );
add_action( 'wpforms_settings_enqueue', [ $this, 'enqueues' ] );
add_action( 'admin_enqueue_scripts', [ $this, 'apply_noconflict' ], 9999 );
}
/**
* Register CAPTCHA settings tab.
*
* @since 1.6.4
*
* @param array $tabs Admin area tabs list.
*
* @return array
*/
public function register_settings_tabs( $tabs ) {
$captcha = [
self::VIEW => [
'name' => esc_html__( 'CAPTCHA', 'wpforms-lite' ),
'form' => true,
'submit' => esc_html__( 'Save Settings', 'wpforms-lite' ),
],
];
return wpforms_array_insert( $tabs, $captcha, 'email' );
}
/**
* Register CAPTCHA settings fields.
*
* @since 1.6.4
*
* @param array $settings Admin area settings list.
*
* @return array
*/
public function register_settings_fields( $settings ) {
$settings[ self::VIEW ] = [
self::VIEW . '-heading' => [
'id' => self::VIEW . '-heading',
'content' => '<h4>' . esc_html__( 'CAPTCHA', 'wpforms-lite' ) . '</h4><p>' . esc_html__( 'A CAPTCHA is an anti-spam technique which helps to protect your website from spam and abuse while letting real people pass through with ease. WPForms supports two popular services.', 'wpforms-lite' ) . '</p>',
'type' => 'content',
'no_label' => true,
'class' => [ 'wpforms-setting-captcha-heading', 'section-heading' ],
],
self::VIEW . '-provider' => [
'id' => self::VIEW . '-provider',
'type' => 'radio',
'default' => 'recaptcha',
'options' => [
'hcaptcha' => esc_html__( 'hCaptcha', 'wpforms-lite' ),
'recaptcha' => esc_html__( 'reCAPTCHA', 'wpforms-lite' ),
'none' => esc_html__( 'None', 'wpforms-lite' ),
],
'desc' => wp_kses(
/* translators: %s - WPForms.com CAPTCHA comparison page URL. */
__( 'Not sure which service is right for you? <a href="https://wpforms.com/docs/setup-captcha-wpforms/" target="_blank" rel="noopener noreferrer">Check out our comparison</a> for more details.', 'wpforms-lite' ),
[
'a' => [
'href' => [],
'target' => [],
'rel' => [],
],
]
),
],
'recaptcha-heading' => [
'id' => 'recaptcha-heading',
'content' => $this->get_recaptcha_field_desc(),
'type' => 'content',
'no_label' => true,
'class' => [ 'wpforms-setting-recaptcha', 'section-heading' ],
],
'hcaptcha-heading' => [
'id' => 'hcaptcha-heading',
'content' => $this->get_hcaptcha_field_desc(),
'type' => 'content',
'no_label' => true,
'class' => [ 'section-heading' ],
],
'recaptcha-type' => [
'id' => 'recaptcha-type',
'name' => esc_html__( 'Type', 'wpforms-lite' ),
'type' => 'radio',
'default' => 'v2',
'options' => [
'v2' => esc_html__( 'Checkbox reCAPTCHA v2', 'wpforms-lite' ),
'invisible' => esc_html__( 'Invisible reCAPTCHA v2', 'wpforms-lite' ),
'v3' => esc_html__( 'reCAPTCHA v3', 'wpforms-lite' ),
],
'class' => [ 'wpforms-setting-recaptcha' ],
],
'recaptcha-site-key' => [
'id' => 'recaptcha-site-key',
'name' => esc_html__( 'Site Key', 'wpforms-lite' ),
'type' => 'text',
],
'hcaptcha-site-key' => [
'id' => 'hcaptcha-site-key',
'name' => esc_html__( 'Site Key', 'wpforms-lite' ),
'type' => 'text',
],
'recaptcha-secret-key' => [
'id' => 'recaptcha-secret-key',
'name' => esc_html__( 'Secret Key', 'wpforms-lite' ),
'type' => 'text',
],
'hcaptcha-secret-key' => [
'id' => 'hcaptcha-secret-key',
'name' => esc_html__( 'Secret Key', 'wpforms-lite' ),
'type' => 'text',
],
'recaptcha-fail-msg' => [
'id' => 'recaptcha-fail-msg',
'name' => esc_html__( 'Fail Message', 'wpforms-lite' ),
'desc' => esc_html__( 'Displays to users who fail the verification process.', 'wpforms-lite' ),
'type' => 'text',
'default' => esc_html__( 'Google reCAPTCHA verification failed, please try again later.', 'wpforms-lite' ),
],
'hcaptcha-fail-msg' => [
'id' => 'hcaptcha-fail-msg',
'name' => esc_html__( 'Fail Message', 'wpforms-lite' ),
'desc' => esc_html__( 'Displays to users who fail the verification process.', 'wpforms-lite' ),
'type' => 'text',
'default' => esc_html__( 'hCaptcha verification failed, please try again later.', 'wpforms-lite' ),
],
'recaptcha-v3-threshold' => [
'id' => 'recaptcha-v3-threshold',
'name' => esc_html__( 'Score Threshold', 'wpforms-lite' ),
'desc' => esc_html__( 'reCAPTCHA v3 returns a score (1.0 is very likely a good interaction, 0.0 is very likely a bot). If the score less than or equal to this threshold, the form submission will be blocked and the message above will be displayed.', 'wpforms-lite' ),
'type' => 'number',
'attr' => [
'step' => '0.1',
'min' => '0.0',
'max' => '1.0',
],
'default' => esc_html__( '0.4', 'wpforms-lite' ),
'class' => 'recaptcha' === $this->settings['provider'] && 'v3' === $this->settings['recaptcha_type'] ? [ 'wpforms-setting-recaptcha' ] : [ 'wpforms-setting-recaptcha', 'wpforms-hidden' ],
],
'recaptcha-noconflict' => [
'id' => 'recaptcha-noconflict',
'name' => esc_html__( 'No-Conflict Mode', 'wpforms-lite' ),
'desc' => esc_html__( 'Check this option to forcefully remove other CAPTCHA occurrences in order to prevent conflicts. Only enable this option if your site is having compatibility issues or instructed by support.', 'wpforms-lite' ),
'type' => 'checkbox',
],
self::VIEW . '-preview' => [
'id' => self::VIEW . '-preview',
'name' => esc_html__( 'Preview', 'wpforms-lite' ),
'content' => '<p class="desc">' . esc_html__( 'Please save settings to generate a preview of your CAPTCHA here.', 'wpforms-lite' ) . '</p>',
'type' => 'content',
'class' => [ 'wpforms-hidden' ],
],
];
if (
'hcaptcha' === $this->settings['provider'] ||
( 'recaptcha' === $this->settings['provider'] && 'v2' === $this->settings['recaptcha_type'] )
) {
$data = apply_filters( 'wpforms_admin_pages_settings_captcha_data', [ 'sitekey' => $this->settings['site_key'] ] );
// Prepare HTML for CAPTCHA preview.
$placeholder_descr = $settings[ self::VIEW ][ self::VIEW . '-preview' ]['content'];
$captcha_descr = esc_html__( 'This CAPTCHA is generated using your site and secret keys. If an error is displayed, please double-check your keys.', 'wpforms-lite' );
$captcha_preview = sprintf( '<div class="wpforms-captcha-container" style="pointer-events:none!important;cursor:default!important;"><div %s></div><input type="text" name="wpforms-captcha-hidden" class="wpforms-recaptcha-hidden" style="position:absolute!important;clip:rect(0,0,0,0)!important;height:1px!important;width:1px!important;border:0!important;overflow:hidden!important;padding:0!important;margin:0!important;"></div>', wpforms_html_attributes( '', [ 'wpforms-captcha' ], $data ) );
$settings[ self::VIEW ][ self::VIEW . '-preview' ]['content'] = sprintf( '<div class="wpforms-captcha-preview">%1$s <p class="desc">%2$s</p></div><div class="wpforms-captcha-placeholder wpforms-hidden">%3$s</div>', $captcha_preview, $captcha_descr, $placeholder_descr );
$settings[ self::VIEW ][ self::VIEW . '-preview' ]['class'] = [];
}
return $settings;
}
/**
* Re-init CAPTCHA settings when plugin settings were updated.
*
* @since 1.6.4
*/
public function updated() {
$this->init_settings();
$this->notice();
}
/**
* Display notice about the CAPTCHA preview.
*
* @since 1.6.4
*/
protected function notice() {
if (
! wpforms_is_admin_page( 'settings', self::VIEW ) ||
! $this->is_captcha_preview_ready()
) {
return;
}
\WPForms\Admin\Notice::info( esc_html__( 'A preview of your CAPTCHA is displayed below. Please view to verify the CAPTCHA settings are correct.', 'wpforms-lite' ) );
}
/**
* Enqueue assets for the CAPTCHA settings page.
*
* @since 1.6.4
*/
public function enqueues() {
if (
! $this->is_captcha_preview_ready() ||
(bool) apply_filters( 'wpforms_admin_settings_captcha_enqueues_disable', false )
) {
return;
}
$api_url = $this->get_api_url();
$api_var = 'hcaptcha' === $this->settings['provider'] ? 'hcaptcha' : 'grecaptcha';
wp_enqueue_script( "wpforms-settings-{$this->settings['provider']}", $api_url, [ 'jquery' ], null, true );
wp_add_inline_script( "wpforms-settings-{$this->settings['provider']}", "var wpformsSettingsCaptchaLoad = function(){jQuery('.wpforms-captcha').each(function(index, el){var widgetID = {$api_var}.render(el);jQuery(el).attr('data-captcha-id', widgetID);});jQuery(document).trigger('wpformsSettingsCaptchaLoaded');};" );
}
/**
* Use the CAPTCHA no-conflict mode.
*
* When enabled in the WPForms settings, forcefully remove all other
* CAPTCHA enqueues to prevent conflicts. Filter can be used to target
* specific pages, etc.
*
* @since 1.6.4
*/
public function apply_noconflict() {
if (
! wpforms_is_admin_page( 'settings', self::VIEW ) ||
empty( wpforms_setting( 'recaptcha-noconflict' ) ) ||
! apply_filters( 'wpforms_admin_settings_captcha_apply_noconflict', true )
) {
return;
}
$scripts = wp_scripts();
$urls = [ 'google.com/recaptcha', 'gstatic.com/recaptcha', 'hcaptcha.com/1' ];
foreach ( $scripts->queue as $handle ) {
// Skip the WPForms JavaScript assets.
if (
! isset( $scripts->registered[ $handle ] ) ||
false !== strpos( $scripts->registered[ $handle ]->handle, 'wpforms' )
) {
return;
}
foreach ( $urls as $url ) {
if ( false !== strpos( $scripts->registered[ $handle ]->src, $url ) ) {
wp_dequeue_script( $handle );
wp_deregister_script( $handle );
break;
}
}
}
}
/**
* Check if CAPTCHA config is ready to display a preview.
*
* @since 1.6.4
*
* @return bool
*/
protected function is_captcha_preview_ready() {
return (
( 'hcaptcha' === $this->settings['provider'] || ( 'recaptcha' === $this->settings['provider'] && 'v2' === $this->settings['recaptcha_type'] ) ) &&
! empty( $this->settings['site_key'] ) &&
! empty( $this->settings['secret_key'] )
);
}
/**
* Retrieve the CAPTCHA provider API URL.
*
* @since 1.6.4
*
* @return string
*/
protected function get_api_url() {
$api_url = '';
if ( 'hcaptcha' === $this->settings['provider'] ) {
$api_url = self::HCAPTCHA_API_URL;
}
if ( 'recaptcha' === $this->settings['provider'] ) {
$api_url = self::RECAPTCHA_API_URL;
}
if ( ! empty( $api_url ) ) {
$api_url = add_query_arg( $this->get_api_url_query_arg(), $api_url );
}
return apply_filters( 'wpforms_admin_settings_captcha_get_api_url', $api_url, $this->settings );
}
/**
* Retrieve query arguments for the CAPTCHA API URL.
*
* @since 1.6.4
*
* @return array
*/
protected function get_api_url_query_arg() {
return (array) apply_filters(
'wpforms_admin_settings_captcha_get_api_url_query_arg',
[
'onload' => 'wpformsSettingsCaptchaLoad',
'render' => 'explicit',
],
$this->settings
);
}
/**
* Some heading descriptions, like for hCaptcha, are long so we define them separately.
*
* @since 1.6.4
*
* @return string
*/
private function get_hcaptcha_field_desc() {
return wpforms_render( 'admin/settings/hcaptcha-description' );
}
/**
* Some heading descriptions, like for reCAPTCHA, are long so we define them separately.
*
* @since 1.6.4
*
* @return string
*/
private function get_recaptcha_field_desc() {
return wpforms_render( 'admin/settings/recaptcha-description' );
}
}