Enable native WP shortcodes

src/class-cf7-extras-form-settings.php

@@ -16,6 +16,7 @@ class Cf7_Extras_Form_Settings {
 		'html5-disable' => false,
 		'html5-fallback' => false,
 		'disable-autop' => false,
+		'enable-shortcodes' => false,
 		'redirect-success' => false,
 		'track-ga-success' => false,
 		'track-ga-submit' => false,

src/class-cf7-extras.php

@@ -117,6 +117,8 @@ public function init() {
 		 */
 		add_filter( 'wpcf7_form_elements', array( $this, 'maybe_reset_autop' ), 1 );
 
+		add_filter( 'wpcf7_form_elements', array( $this, 'maybe_enable_shortcodes' ) );
+
 		$integrations = array(
 			new Cf7_Extras_Integration_TablePress(),
 		);
@@ -233,6 +235,20 @@ public function wpcf7_metabox( $cf7 ) {
 					__( 'Same as <code>define( \'WPCF7_AUTOP\', false );</code>.', 'contact-form-7-extras' )
 				),
 			),
+			'extra-enable-shortcodes' => array(
+				'label' => __( 'Enable Shortcodes', 'contact-form-7-extras' ),
+				'docs_url' => 'https://formcontrols.com/docs/enable-wordpress-shortcodes',
+				'field' => sprintf(
+					'<label>
+						<input id="extra-enable-shortcodes" name="extra[enable-shortcodes]" value="1" %s type="checkbox" />
+						<span>%s</span>
+					</label>
+					<p class="desc">%s</p>',
+					checked( $settings['enable-shortcodes'], true, false ),
+					esc_html__( 'Enable WordPress shortcodes', 'contact-form-7-extras' ),
+					esc_html__( 'Adds support for standard WordPress shortcodes in the form content.', 'contact-form-7-extras' )
+				),
+			),
 			'extra-html5' => array(
 				'label' => __( 'HTML5 input types', 'contact-form-7-extras' ),
 				'docs_url' => 'http://contactform7.com/faq/does-contact-form-7-support-html5-input-types/',
@@ -704,6 +720,24 @@ public function maybe_reset_autop( $form ) {
 		return $form;
 	}
 
+	/**
+	 * Maybe enable WordPress shortcodes in the form content.
+	 *
+	 * @param string $form Current CF7 form content
+	 *
+	 * @return string
+	 */
+	public function maybe_enable_shortcodes( $form ) {
+		$form_instance = WPCF7_ContactForm::get_current();
+		$enable_shortcodes = $this->get_form_settings( $form_instance, 'enable-shortcodes' );
+
+		if ( $enable_shortcodes ) {
+			$form = do_shortcode( $form );
+		}
+
+		return $form;
+	}
+
 	/**
 	 * Register an error for the current request.
 	 *