Cdn_StackPath_Popup_View_Intro.php

<?php
/**
 * File: Cdn_StackPath_Popup_View_Intro.php
 *
 * @package W3TC
 */

namespace W3TC;

if ( ! defined( 'W3TC' ) ) {
	die();
}
?>
<form class="w3tc_cdn_stackpath_form">
	<?php
	if ( isset( $details['error_message'] ) ) {
		echo '<div class="error">' . esc_html( $details['error_message'] ) . '</div>';
	}
	?>
	<div class="metabox-holder">
		<?php Util_Ui::postbox_header( esc_html__( 'Your StackPath Account credentials', 'w3-total-cache' ) ); ?>
		<table class="form-table">
			<tr>
				<td>API Key:</td>
				<td>
					<input name="api_key" type="text" class="w3tc-ignore-change"
						style="width: 550px"
						value="<?php echo esc_attr( $details['api_key'] ); ?>" />
					<p class="description">
						<?php
						echo wp_kses(
							sprintf(
								// translators: 1 HTML a tag to Stackpath API key page.
								__(
									'To obtain API key you can %1$s, log in, and paste the key in above field.',
									'w3-total-cache'
								),
								'<a target="_blank" href="' . esc_url( $url_obtain_key ) . '">' . esc_html__( 'click here', 'w3-total-cache' ) . '</a>'
							),
							array(
								'a' => array(
									'target' => array(),
									'href'   => array(),
								),
							)
						);
						?>
					</p>
				</td>
			</tr>
		</table>

		<p class="submit">
			<input type="button"
				class="w3tc_cdn_stackpath_list_zones w3tc-button-save button-primary"
				value="<?php esc_attr_e( 'Next', 'w3-total-cache' ); ?>" />
		</p>
		<?php Util_Ui::postbox_footer(); ?>
	</div>
</form>