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WP_Site_Health::get_test_php_version()

Test if the supplied PHP version is supported.

Return

(array) The test results.

Source

File: wp-admin/includes/class-wp-site-health.php 

public function get_test_php_version() {
		$response = wp_check_php_version();

		$result = array(
			'label'       => sprintf(
				/* translators: %s: The current PHP version. */
				__( 'Your site is running the current version of PHP (%s)' ),
				PHP_VERSION
			),
			'status'      => 'good',
			'badge'       => array(
				'label' => __( 'Performance' ),
				'color' => 'blue',
			),
			'description' => sprintf(
				'<p>%s</p>',
				sprintf(
					/* translators: %s: The minimum recommended PHP version. */
					__( 'PHP is the programming language used to build and maintain WordPress. Newer versions of PHP are faster and more secure, so staying up to date will help your site&#8217;s overall performance and security. The minimum recommended version of PHP is %s.' ),
					$response ? $response['recommended_version'] : ''
				)
			),
			'actions'     => sprintf(
				'<p><a href="%s" target="_blank" rel="noopener noreferrer">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
				esc_url( wp_get_update_php_url() ),
				__( 'Learn more about updating PHP' ),
				/* translators: Accessibility text. */
				__( '(opens in a new tab)' )
			),
			'test'        => 'php_version',
		);

		// PHP is up to date.
		if ( ! $response || version_compare( PHP_VERSION, $response['recommended_version'], '>=' ) ) {
			return $result;
		}

		// The PHP version is older than the recommended version, but still receiving active support.
		if ( $response['is_supported'] ) {
			$result['label'] = sprintf(
				/* translators: %s: The server PHP version. */
				__( 'Your site is running an older version of PHP (%s)' ),
				PHP_VERSION
			);
			$result['status'] = 'recommended';

			return $result;
		}

		// The PHP version is only receiving security fixes.
		if ( $response['is_secure'] ) {
			$result['label'] = sprintf(
				/* translators: %s: The server PHP version. */
				__( 'Your site is running an older version of PHP (%s), which should be updated' ),
				PHP_VERSION
			);
			$result['status'] = 'recommended';

			return $result;
		}

		// Anything no longer secure must be updated.
		$result['label'] = sprintf(
			/* translators: %s: The server PHP version. */
			__( 'Your site is running an outdated version of PHP (%s), which requires an update' ),
			PHP_VERSION
		);
		$result['status']         = 'critical';
		$result['badge']['label'] = __( 'Security' );

		return $result;
	}

Uses

Uses Description
wp-includes/functions.php: wp_get_update_php_url()

Gets the URL to learn more about updating the PHP version the site is running on.
wp-admin/includes/misc.php: wp_check_php_version()

Checks if the user needs to update PHP.
wp-includes/l10n.php: __()

Retrieve the translation of $text.
wp-includes/formatting.php: esc_url()

Checks and cleans a URL.

Changelog

Version Description
5.2.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_site_health/get_test_php_version