File "DeprecatedParametersSniff.php"
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<?php
/**
* WordPress Coding Standard.
*
* @package WPCS\WordPressCodingStandards
* @link https://github.com/WordPress/WordPress-Coding-Standards
* @license https://opensource.org/licenses/MIT MIT
*/
namespace WordPressCS\WordPress\Sniffs\WP;
use WordPressCS\WordPress\AbstractFunctionParameterSniff;
/**
* Check for usage of deprecated parameters in WP functions and suggest alternative based on the parameter passed.
*
* This sniff will throw an error when usage of deprecated parameters is
* detected if the parameter was deprecated before the minimum supported
* WP version; a warning otherwise.
* By default, it is set to presume that a project will support the current
* WP version and up to three releases before.
*
* @package WPCS\WordPressCodingStandards
*
* @since 0.12.0
* @since 0.13.0 Class name changed: this class is now namespaced.
* @since 0.14.0 Now has the ability to handle minimum supported WP version
* being provided via the command-line or as as <config> value
* in a custom ruleset.
*
* @uses \WordPressCS\WordPress\Sniff::$minimum_supported_version
*/
class DeprecatedParametersSniff extends AbstractFunctionParameterSniff {
/**
* The group name for this group of functions.
*
* @since 0.12.0
*
* @var string
*/
protected $group_name = 'wp_deprecated_parameters';
/**
* Array of function, argument, and default value for deprecated argument.
*
* The functions are ordered alphabetically.
* Last updated for WordPress 4.8.0.
*
* @since 0.12.0
*
* @var array Multidimensional array with parameter details.
* $target_functions = array(
* (string) Function name. => array(
* (int) Target parameter position, 1-based. => array(
* 'value' => (mixed) Expected default value for the
* deprecated parameter. Currently the default
* values: true, false, null, empty arrays and
* both empty and non-empty strings can be
* handled correctly by the process_parameters()
* method. When an additional default value is
* added, the relevant code in the
* process_parameters() method will need to be
* adjusted.
* 'version' => (int) The WordPress version when deprecated.
* )
* )
* );
*/
protected $target_functions = array(
'add_option' => array(
3 => array(
'value' => '',
'version' => '2.3.0',
),
),
'comments_link' => array(
1 => array(
'value' => '',
'version' => '0.72',
),
2 => array(
'value' => '',
'version' => '1.3.0',
),
),
'comments_number' => array(
4 => array(
'value' => '',
'version' => '1.3.0',
),
),
'convert_chars' => array(
2 => array(
'value' => '',
'version' => '0.71',
),
),
'discover_pingback_server_uri' => array(
2 => array(
'value' => '',
'version' => '2.7.0',
),
),
'get_category_parents' => array(
5 => array(
'value' => array(),
'version' => '4.8.0',
),
),
'get_delete_post_link' => array(
2 => array(
'value' => '',
'version' => '3.0.0',
),
),
'get_last_updated' => array(
1 => array(
'value' => '',
'version' => '3.0.0', // Was previously part of MU.
),
),
'get_the_author' => array(
1 => array(
'value' => '',
'version' => '2.1.0',
),
),
'get_user_option' => array(
3 => array(
'value' => '',
'version' => '2.3.0',
),
),
'get_wp_title_rss' => array(
1 => array(
'value' => '–',
'version' => '4.4.0',
),
),
'is_email' => array(
2 => array(
'value' => false,
'version' => '3.0.0',
),
),
'load_plugin_textdomain' => array(
2 => array(
'value' => false,
'version' => '2.7.0',
),
),
'safecss_filter_attr' => array(
2 => array(
'value' => '',
'version' => '2.8.1',
),
),
'the_attachment_link' => array(
3 => array(
'value' => false,
'version' => '2.5.0',
),
),
'the_author' => array(
1 => array(
'value' => '',
'version' => '2.1.0',
),
2 => array(
'value' => true,
'version' => '1.5.0',
),
),
'the_author_posts_link' => array(
1 => array(
'value' => '',
'version' => '2.1.0',
),
),
'trackback_rdf' => array(
1 => array(
'value' => '',
'version' => '2.5.0',
),
),
'trackback_url' => array(
1 => array(
'value' => true,
'version' => '2.5.0',
),
),
'update_blog_option' => array(
4 => array(
'value' => null,
'version' => '3.1.0',
),
),
'update_blog_status' => array(
4 => array(
'value' => null,
'version' => '3.1.0',
),
),
'update_user_status' => array(
4 => array(
'value' => null,
'version' => '3.0.2',
),
),
'unregister_setting' => array(
4 => array(
'value' => '',
'version' => '4.7.0',
),
),
'wp_get_http_headers' => array(
2 => array(
'value' => false,
'version' => '2.7.0',
),
),
'wp_get_sidebars_widgets' => array(
1 => array(
'value' => true,
'version' => '2.8.1',
),
),
'wp_install' => array(
5 => array(
'value' => '',
'version' => '2.6.0',
),
),
'wp_new_user_notification' => array(
2 => array(
'value' => null,
'version' => '4.3.1',
),
),
'wp_notify_postauthor' => array(
2 => array(
'value' => null,
'version' => '3.8.0',
),
),
'wp_title_rss' => array(
1 => array(
'value' => '–',
'version' => '4.4.0',
),
),
'wp_upload_bits' => array(
2 => array(
'value' => null,
'version' => '2.0.0',
),
),
'xfn_check' => array(
3 => array(
'value' => '',
'version' => '2.5.0',
),
),
);
/**
* Process the parameters of a matched function.
*
* @since 0.12.0
*
* @param int $stackPtr The position of the current token in the stack.
* @param string $group_name The name of the group which was matched.
* @param string $matched_content The token content (function name) which was matched.
* @param array $parameters Array with information about the parameters.
*
* @return void
*/
public function process_parameters( $stackPtr, $group_name, $matched_content, $parameters ) {
$this->get_wp_version_from_cl();
$paramCount = \count( $parameters );
foreach ( $this->target_functions[ $matched_content ] as $position => $parameter_args ) {
// Check that number of parameters defined is not less than the position to check.
if ( $position > $paramCount ) {
break;
}
// The list will need to updated if the default value is not supported.
switch ( $parameters[ $position ]['raw'] ) {
case 'true':
$matched_parameter = true;
break;
case 'false':
$matched_parameter = false;
break;
case 'null':
$matched_parameter = null;
break;
case 'array()':
case '[]':
$matched_parameter = array();
break;
default:
$matched_parameter = $this->strip_quotes( $parameters[ $position ]['raw'] );
break;
}
if ( $parameter_args['value'] === $matched_parameter ) {
continue;
}
$message = 'The parameter "%s" at position #%s of %s() has been deprecated since WordPress version %s.';
$is_error = version_compare( $parameter_args['version'], $this->minimum_supported_version, '<' );
$code = $this->string_to_errorcode( ucfirst( $matched_content ) . 'Param' . $position . 'Found' );
$data = array(
$parameters[ $position ]['raw'],
$position,
$matched_content,
$parameter_args['version'],
);
if ( isset( $parameter_args['value'] ) && $position < $paramCount ) {
$message .= ' Use "%s" instead.';
$data[] = (string) $parameter_args['value'];
} else {
$message .= ' Instead do not pass the parameter.';
}
$this->addMessage( $message, $stackPtr, $is_error, $code, $data, 0 );
}
}
}