wpcf7_captchac_form_tag_handler() │ CF7 1.0

Хуков нет.

Возвращает

null. Ничего (null).

Использование

wpcf7_captchac_form_tag_handler( $tag );

$tag (обязательный)

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Код wpcf7_captchac_form_tag_handler() wpcf7 captchac form tag handler ^{CF7 6.0.6}

function wpcf7_captchac_form_tag_handler( $tag ) {
	if ( ! class_exists( 'ReallySimpleCaptcha' ) ) {
		$error = sprintf(
			/* translators: %s: link labeled 'Really Simple CAPTCHA' */
			esc_html( __( "To use CAPTCHA, you need %s plugin installed.", 'contact-form-7' ) ),
			wpcf7_link( 'https://wordpress.org/plugins/really-simple-captcha/', 'Really Simple CAPTCHA' )
		);

		return sprintf( '<em>%s</em>', $error );
	}

	if ( empty( $tag->name ) ) {
		return '';
	}

	$class = wpcf7_form_controls_class( $tag->type );
	$class .= ' wpcf7-captcha-' . str_replace( ':', '', $tag->name );

	$atts = array();
	$atts['class'] = $tag->get_class_option( $class );
	$atts['id'] = $tag->get_id_option();

	$op = array( // Default
		'img_size' => array( 72, 24 ),
		'base' => array( 6, 18 ),
		'font_size' => 14,
		'font_char_width' => 15,
	);

	$op = array_merge( $op, wpcf7_captchac_options( $tag->options ) );

	if ( ! $filename = wpcf7_generate_captcha( $op ) ) {
		return '';
	}

	if ( ! empty( $op['img_size'] ) ) {
		if ( isset( $op['img_size'][0] ) ) {
			$atts['width'] = $op['img_size'][0];
		}

		if ( isset( $op['img_size'][1] ) ) {
			$atts['height'] = $op['img_size'][1];
		}
	}

	$atts['alt'] = 'captcha';
	$atts['src'] = wpcf7_captcha_url( $filename );

	$atts = wpcf7_format_atts( $atts );

	$prefix = substr( $filename, 0, strrpos( $filename, '.' ) );

	$html = sprintf(
		'<input type="hidden" name="%1$s" value="%2$s" /><img %3$s />',
		esc_attr( sprintf( '_wpcf7_captcha_challenge_%s', $tag->name ) ),
		esc_attr( $prefix ),
		$atts
	);

	return $html;
}