Jetpack_Debug_Data::debug_data() - Code Metrics - Inspection of "Always pass a nonce to `framing_allowed`" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — origin/add/redirect-logged-out... ( f196f4...d93e55 )

by Jeremy

created 2019-05-10 11:00 UTC

Jetpack_Debug_Data::debug_data() F

↳ Parent: Jetpack_Debug_Data

Complexity

Conditions	21
Paths	> 20000

Size

Total Lines

243

Duplication

Lines	12
Ratio	4.94 %

Importance

Changes

Metric	Value
cc	21
nc	36864
nop	0
dl	12
loc	243
rs	0
c	0
b	0
f	0

How to fix Long Method Complexity

<?php
/**
 * Jetpack Debug Data for the legacy Jetpack debugger page and the WP 5.2-era Site Health sections.
 *
 * @package jetpack
 */

/**
 * Class Jetpack_Debug_Data
 *
 * Collect and return debug data for Jetpack.
 *
 * @since 7.3.0
 */
class Jetpack_Debug_Data {
	/**
	 * Determine the active plan and normalize it for the debugger results.
	 *
	 * @since 7.3.0
	 *
	 * @return string The plan slug.
	 */
	public static function what_jetpack_plan() {
		$plan = Jetpack_Plan::get();
		return ! empty( $plan['class'] ) ? $plan['class'] : 'undefined';
	}

	/**
	 * Convert seconds to human readable time.
	 *
	 * A dedication function instead of using Core functionality to allow for output in seconds.
	 *
	 * @since 7.3.0
	 *
	 * @param int $seconds Number of seconds to convert to human time.
	 *
	 * @return string Human readable time.
	 */
	public static function seconds_to_time( $seconds ) {
		$seconds = intval( $seconds );
		$units   = array(
			'week'   => WEEK_IN_SECONDS,
			'day'    => DAY_IN_SECONDS,
			'hour'   => HOUR_IN_SECONDS,
			'minute' => MINUTE_IN_SECONDS,
			'second' => 1,
		);
		// specifically handle zero.
		if ( 0 === $seconds ) {
			return '0 seconds';
		}
		$human_readable = '';
		foreach ( $units as $name => $divisor ) {
			$quot = intval( $seconds / $divisor );
			if ( $quot ) {
				$human_readable .= "$quot $name";
				$human_readable .= ( abs( $quot ) > 1 ? 's' : '' ) . ', ';
				$seconds        -= $quot * $divisor;
			}
		}
		return substr( $human_readable, 0, -2 );
	}

	/**
	 * Return debug data in the format expected by Core's Site Health Info tab.
	 *
	 * @since 7.3.0
	 *
	 * @param array $debug {
	 *     The debug information already compiled by Core.
	 *
	 *     @type string  $label        The title for this section of the debug output.
	 *     @type string  $description  Optional. A description for your information section which may contain basic HTML
	 *                                 markup: `em`, `strong` and `a` for linking to documentation or putting emphasis.
	 *     @type boolean $show_count   Optional. If set to `true` the amount of fields will be included in the title for
	 *                                 this section.
	 *     @type boolean $private      Optional. If set to `true` the section and all associated fields will be excluded
	 *                                 from the copy-paste text area.
	 *     @type array   $fields {
	 *         An associative array containing the data to be displayed.
	 *
	 *         @type string  $label    The label for this piece of information.
	 *         @type string  $value    The output that is of interest for this field.
	 *         @type boolean $private  Optional. If set to `true` the field will not be included in the copy-paste text area
	 *                                 on top of the page, allowing you to show, for example, API keys here.
	 *     }
	 * }
	 *
	 * @return array $args Debug information in the same format as the initial argument.
	 */
	public static function core_debug_data( $debug ) {
		$jetpack = array(
			'jetpack' => array(
				'label'       => __( 'Jetpack', 'jetpack' ),
				'description' => sprintf(
					/* translators: %1$s is URL to jetpack.com's contact support page. %2$s accessibility text */
					__(
						'Diagnostic information helpful to <a href="%1$s" target="_blank" rel="noopener noreferrer">your Jetpack Happiness team<span class="screen-reader-text">%2$s</span></a>',
						'jetpack'
					),
					esc_html( 'https://jetpack.com/contact-support/' ),
					__( '(opens in a new tab)', 'jetpack' )
				),
				'fields'      => self::debug_data(),
			),
		);
		$debug   = array_merge( $debug, $jetpack );
		return $debug;
	}

	/**
	 * Compile and return array of debug information.
	 *
	 * @since 7.3.0
	 *
	 * @return array $args {
	 *          Associated array of arrays with the following.
	 *         @type string  $label    The label for this piece of information.
	 *         @type string  $value    The output that is of interest for this field.
	 *         @type boolean $private  Optional. Set to true if data is sensitive (API keys, etc).
	 * }
	 */
	public static function debug_data() {
		$debug_info = array();

		/* Add various important Jetpack options */
		$debug_info['site_id']        = array(
			'label'   => 'Jetpack Site ID',
			'value'   => Jetpack_Options::get_option( 'id' ),
			'private' => false,
		);
		$debug_info['ssl_cert']       = array(
			'label'   => 'Jetpack SSL Verfication Bypass',
			'value'   => ( Jetpack_Options::get_option( 'fallback_no_verify_ssl_certs' ) ) ? 'Yes' : 'No',
			'private' => false,
		);
		$debug_info['time_diff']      = array(
			'label'   => "Offset between Jetpack server's time and this server's time.",
			'value'   => Jetpack_Options::get_option( 'time_diff' ),
			'private' => false,
		);
		$debug_info['version_option'] = array(
			'label'   => 'Current Jetpack Version Option',
			'value'   => Jetpack_Options::get_option( 'version' ),
			'private' => false,
		);
		$debug_info['old_version']    = array(
			'label'   => 'Previous Jetpack Version',
			'value'   => Jetpack_Options::get_option( 'old_version' ),
			'private' => false,
		);
		$debug_info['public']         = array(
			'label'   => 'Jetpack Site Public',
			'value'   => ( Jetpack_Options::get_option( 'public' ) ) ? 'Public' : 'Private',
			'private' => false,
		);
		$debug_info['master_user']    = array(
			'label'   => 'Jetpack Master User',
			'value'   => self::human_readable_master_user(),
			'private' => false,
		);

		/**
		 * Token information is private, but awareness if there one is set is helpful.
		 *
		 * To balance out information vs privacy, we only display and include the "key",
		 * which is a segment of the token prior to a period within the token and is
		 * technically not private.
		 *
		 * If a token does not contain a period, then it is malformed and we report it as such.
		 */
		$user_id     = get_current_user_id();
		$user_tokens = Jetpack_Options::get_option( 'user_tokens' );
		$blog_token  = Jetpack_Options::get_option( 'blog_token' );
		$user_token  = null;
		if ( is_array( $user_tokens ) && array_key_exists( $user_id, $user_tokens ) ) {
			$user_token = $user_tokens[ $user_id ];
		}
		unset( $user_tokens );

		$tokenset = '';
		if ( $blog_token ) {
			$tokenset = 'Blog ';
			$blog_key = substr( $blog_token, 0, strpos( $blog_token, '.' ) );
			// Intentionally not translated since this is helpful when sent to Happiness.
			$blog_key = ( $blog_key ) ? $blog_key : 'Potentially Malformed Token.';
		}
		if ( $user_token ) {
			$tokenset .= 'User';
			$user_key  = substr( $user_token, 0, strpos( $user_token, '.' ) );
			// Intentionally not translated since this is helpful when sent to Happiness.
			$user_key = ( $user_key ) ? $user_key : 'Potentially Malformed Token.';
		}
		if ( ! $tokenset ) {
			$tokenset = 'None';
		}

		$debug_info['current_user'] = array(
			'label'   => 'Current User',
			'value'   => self::human_readable_user( $user_id ),
			'private' => false,
		);
		$debug_info['tokens_set']   = array(
			'label'   => 'Tokens defined',
			'value'   => $tokenset,
			'private' => false,
		);
		$debug_info['blog_token']   = array(
			'label'   => 'Blog Public Key',
			'value'   => ( $blog_token ) ? $blog_key : 'Not set.',
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
			'private' => false,
		);
		$debug_info['user_token']   = array(
			'label'   => 'User Public Key',
			'value'   => ( $user_token ) ? $user_key : 'Not set.',
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
			'private' => false,
		);

		/** Jetpack Environmental Information */
		$debug_info['version']       = array(
			'label'   => 'Jetpack Version',
			'value'   => JETPACK__VERSION,
			'private' => false,
		);
		$debug_info['jp_plugin_dir'] = array(
			'label'   => 'Jetpack Directory',
			'value'   => JETPACK__PLUGIN_DIR,
			'private' => false,
		);
		$debug_info['plan']          = array(
			'label'   => 'Plan Type',
			'value'   => self::what_jetpack_plan(),
			'private' => false,
		);

		foreach ( array(
			'HTTP_HOST',
			'SERVER_PORT',
			'HTTPS',
			'GD_PHP_HANDLER',
			'HTTP_AKAMAI_ORIGIN_HOP',
			'HTTP_CF_CONNECTING_IP',
			'HTTP_CLIENT_IP',
			'HTTP_FASTLY_CLIENT_IP',
			'HTTP_FORWARDED',
			'HTTP_FORWARDED_FOR',
			'HTTP_INCAP_CLIENT_IP',
			'HTTP_TRUE_CLIENT_IP',
			'HTTP_X_CLIENTIP',
			'HTTP_X_CLUSTER_CLIENT_IP',
			'HTTP_X_FORWARDED',
			'HTTP_X_FORWARDED_FOR',
			'HTTP_X_IP_TRAIL',
			'HTTP_X_REAL_IP',
			'HTTP_X_VARNISH',
			'REMOTE_ADDR',
		) as $header ) {
			if ( isset( $_SERVER[ $header ] ) ) {
				$debug_info[ $header ] = array(
					'label'   => 'Server Variable ' . $header,
					'value'   => ( $_SERVER[ $header ] ) ? $_SERVER[ $header ] : 'false',
					'private' => false,
				);
			}
		}

		$debug_info['protect_header'] = array(
			'label'   => 'Trusted IP',
			'value'   => wp_json_encode( get_site_option( 'trusted_ip_header' ) ),
			'private' => false,
		);

		/** Sync Debug Information */
		/** Load Sync modules */
		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-modules.php';
		/** Load Sync sender */
		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-sender.php';
		/** Load Sync functions */
		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-functions.php';

		$sync_module = Jetpack_Sync_Modules::get_module( 'full-sync' );
		if ( $sync_module ) {
			$sync_statuses              = $sync_module->get_status();
			$human_readable_sync_status = array();
			foreach ( $sync_statuses as $sync_status => $sync_status_value ) {
				$human_readable_sync_status[ $sync_status ] =
					in_array( $sync_status, array( 'started', 'queue_finished', 'send_started', 'finished' ), true )
						? date( 'r', $sync_status_value ) : $sync_status_value;
			}
			$debug_info['full_sync'] = array(
				'label'   => 'Full Sync Status',
				'value'   => wp_json_encode( $human_readable_sync_status ),
				'private' => false,
			);
		}

		$queue = Jetpack_Sync_Sender::get_instance()->get_sync_queue();

		$debug_info['sync_size'] = array(
			'label'   => 'Sync Queue Size',
			'value'   => $queue->size(),
			'private' => false,
		);
		$debug_info['sync_lag']  = array(
			'label'   => 'Sync Queue Lag',
			'value'   => self::seconds_to_time( $queue->lag() ),
			'private' => false,
		);

		$full_sync_queue = Jetpack_Sync_Sender::get_instance()->get_full_sync_queue();

		$debug_info['full_sync_size'] = array(
			'label'   => 'Full Sync Queue Size',
			'value'   => $full_sync_queue->size(),
			'private' => false,
		);
		$debug_info['full_sync_lag']  = array(
			'label'   => 'Full Sync Queue Lag',
			'value'   => self::seconds_to_time( $full_sync_queue->lag() ),
			'private' => false,
		);

		/**
		 * IDC Information
		 *
		 * Must follow sync debug since it depends on sync functionality.
		 */
		$idc_urls = array(
			'home'       => Jetpack_Sync_Functions::home_url(),
			'siteurl'    => Jetpack_Sync_Functions::site_url(),
			'WP_HOME'    => Jetpack_Constants::is_defined( 'WP_HOME' ) ? Jetpack_Constants::get_constant( 'WP_HOME' ) : '',
			'WP_SITEURL' => Jetpack_Constants::is_defined( 'WP_SITEURL' ) ? Jetpack_Constants::get_constant( 'WP_SITEURL' ) : '',
		);

		$debug_info['idc_urls']         = array(
			'label'   => 'IDC URLs',
			'value'   => wp_json_encode( $idc_urls ),
			'private' => false,
		);
		$debug_info['idc_error_option'] = array(
			'label'   => 'IDC Error Option',
			'value'   => wp_json_encode( Jetpack_Options::get_option( 'sync_error_idc' ) ),
			'private' => false,
		);
		$debug_info['idc_optin']        = array(
			'label'   => 'IDC Opt-in',
			'value'   => Jetpack::sync_idc_optin(),
			'private' => false,
		);

		// @todo -- Add testing results?
		$cxn_tests               = new Jetpack_Cxn_Tests();
		$debug_info['cxn_tests'] = array(
			'label'   => 'Connection Tests',
			'value'   => '',
			'private' => false,
		);
		if ( $cxn_tests->pass() ) {
			$debug_info['cxn_tests']['value'] = 'All Pass.';
		} else {
			$debug_info['cxn_tests']['value'] = wp_json_encode( $cxn_tests->list_fails() );
		}

		return $debug_info;
	}

	/**
	 * Returns a human readable string for which user is the master user.
	 *
	 * @return string
	 */
	private static function human_readable_master_user() {
		$master_user = Jetpack_Options::get_option( 'master_user' );

		if ( ! $master_user ) {
			return __( 'No master user set.', 'jetpack' );
		}

		$user = new WP_User( $master_user );

		if ( ! $user ) {
			return __( 'Master user no longer exists. Please disconnect and reconnect Jetpack.', 'jetpack' );
		}

		return self::human_readable_user( $user );
	}

	/**
	 * Return human readable string for a given user object.
	 *
	 * @param WP_User|int $user Object or ID.
	 *
	 * @return string
	 */
	private static function human_readable_user( $user ) {
		$user = new WP_User( $user );

		return sprintf( '#%1$d %2$s (%3$s)', $user->ID, $user->user_login, $user->user_email ); // Format: "#1 username ([email protected])".
	}
}


Push — origin/add/redirect-logged-out... ( f196f4...d93e55 )

Jetpack_Debug_Data::debug_data() F

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

Available Fixes

Available Fixes

1		<?php
2		/**
3		* Jetpack Debug Data for the legacy Jetpack debugger page and the WP 5.2-era Site Health sections.
4		*
5		* @package jetpack
6		*/
7
8		/**
9		* Class Jetpack_Debug_Data
10		*
11		* Collect and return debug data for Jetpack.
12		*
13		* @since 7.3.0
14		*/
15		class Jetpack_Debug_Data {
16		/**
17		* Determine the active plan and normalize it for the debugger results.
18		*
19		* @since 7.3.0
20		*
21		* @return string The plan slug.
22		*/
23		public static function what_jetpack_plan() {
24		$plan = Jetpack_Plan::get();
25		return ! empty( $plan['class'] ) ? $plan['class'] : 'undefined';
26		}
27
28		/**
29		* Convert seconds to human readable time.
30		*
31		* A dedication function instead of using Core functionality to allow for output in seconds.
32		*
33		* @since 7.3.0
34		*
35		* @param int $seconds Number of seconds to convert to human time.
36		*
37		* @return string Human readable time.
38		*/
39		public static function seconds_to_time( $seconds ) {
40		$seconds = intval( $seconds );
41		$units = array(
42		'week' => WEEK_IN_SECONDS,
43		'day' => DAY_IN_SECONDS,
44		'hour' => HOUR_IN_SECONDS,
45		'minute' => MINUTE_IN_SECONDS,
46		'second' => 1,
47		);
48		// specifically handle zero.
49		if ( 0 === $seconds ) {
50		return '0 seconds';
51		}
52		$human_readable = '';
53		foreach ( $units as $name => $divisor ) {
54		$quot = intval( $seconds / $divisor );
55		if ( $quot ) {
56		$human_readable .= "$quot $name";
57		$human_readable .= ( abs( $quot ) > 1 ? 's' : '' ) . ', ';
58		$seconds -= $quot * $divisor;
59		}
60		}
61		return substr( $human_readable, 0, -2 );
62		}
63
64		/**
65		* Return debug data in the format expected by Core's Site Health Info tab.
66		*
67		* @since 7.3.0
68		*
69		* @param array $debug {
70		* The debug information already compiled by Core.
71		*
72		* @type string $label The title for this section of the debug output.
73		* @type string $description Optional. A description for your information section which may contain basic HTML
74		* markup: `em`, `strong` and `a` for linking to documentation or putting emphasis.
75		* @type boolean $show_count Optional. If set to `true` the amount of fields will be included in the title for
76		* this section.
77		* @type boolean $private Optional. If set to `true` the section and all associated fields will be excluded
78		* from the copy-paste text area.
79		* @type array $fields {
80		* An associative array containing the data to be displayed.
81		*
82		* @type string $label The label for this piece of information.
83		* @type string $value The output that is of interest for this field.
84		* @type boolean $private Optional. If set to `true` the field will not be included in the copy-paste text area
85		* on top of the page, allowing you to show, for example, API keys here.
86		* }
87		* }
88		*
89		* @return array $args Debug information in the same format as the initial argument.
90		*/
91		public static function core_debug_data( $debug ) {
92		$jetpack = array(
93		'jetpack' => array(
94		'label' => __( 'Jetpack', 'jetpack' ),
95		'description' => sprintf(
96		/* translators: %1$s is URL to jetpack.com's contact support page. %2$s accessibility text */
97		__(
98		'Diagnostic information helpful to <a href="%1$s" target="_blank" rel="noopener noreferrer">your Jetpack Happiness team<span class="screen-reader-text">%2$s</span></a>',
99		'jetpack'
100		),
101		esc_html( 'https://jetpack.com/contact-support/' ),
102		__( '(opens in a new tab)', 'jetpack' )
103		),
104		'fields' => self::debug_data(),
105		),
106		);
107		$debug = array_merge( $debug, $jetpack );
108		return $debug;
109		}
110
111		/**
112		* Compile and return array of debug information.
113		*
114		* @since 7.3.0
115		*
116		* @return array $args {
117		* Associated array of arrays with the following.
118		* @type string $label The label for this piece of information.
119		* @type string $value The output that is of interest for this field.
120		* @type boolean $private Optional. Set to true if data is sensitive (API keys, etc).
121		* }
122		*/
123		public static function debug_data() {
124		$debug_info = array();
125
126		/* Add various important Jetpack options */
127		$debug_info['site_id'] = array(
128		'label' => 'Jetpack Site ID',
129		'value' => Jetpack_Options::get_option( 'id' ),
130		'private' => false,
131		);
132		$debug_info['ssl_cert'] = array(
133		'label' => 'Jetpack SSL Verfication Bypass',
134		'value' => ( Jetpack_Options::get_option( 'fallback_no_verify_ssl_certs' ) ) ? 'Yes' : 'No',
135		'private' => false,
136		);
137		$debug_info['time_diff'] = array(
138		'label' => "Offset between Jetpack server's time and this server's time.",
139		'value' => Jetpack_Options::get_option( 'time_diff' ),
140		'private' => false,
141		);
142		$debug_info['version_option'] = array(
143		'label' => 'Current Jetpack Version Option',
144		'value' => Jetpack_Options::get_option( 'version' ),
145		'private' => false,
146		);
147		$debug_info['old_version'] = array(
148		'label' => 'Previous Jetpack Version',
149		'value' => Jetpack_Options::get_option( 'old_version' ),
150		'private' => false,
151		);
152		$debug_info['public'] = array(
153		'label' => 'Jetpack Site Public',
154		'value' => ( Jetpack_Options::get_option( 'public' ) ) ? 'Public' : 'Private',
155		'private' => false,
156		);
157		$debug_info['master_user'] = array(
158		'label' => 'Jetpack Master User',
159		'value' => self::human_readable_master_user(),
160		'private' => false,
161		);
162
163		/**
164		* Token information is private, but awareness if there one is set is helpful.
165		*
166		* To balance out information vs privacy, we only display and include the "key",
167		* which is a segment of the token prior to a period within the token and is
168		* technically not private.
169		*
170		* If a token does not contain a period, then it is malformed and we report it as such.
171		*/
172		$user_id = get_current_user_id();
173		$user_tokens = Jetpack_Options::get_option( 'user_tokens' );
174		$blog_token = Jetpack_Options::get_option( 'blog_token' );
175		$user_token = null;
176		if ( is_array( $user_tokens ) && array_key_exists( $user_id, $user_tokens ) ) {
177		$user_token = $user_tokens[ $user_id ];
178		}
179		unset( $user_tokens );
180
181		$tokenset = '';
182	View Code Duplication	if ( $blog_token ) {
183		$tokenset = 'Blog ';
184		$blog_key = substr( $blog_token, 0, strpos( $blog_token, '.' ) );
185		// Intentionally not translated since this is helpful when sent to Happiness.
186		$blog_key = ( $blog_key ) ? $blog_key : 'Potentially Malformed Token.';
187		}
188	View Code Duplication	if ( $user_token ) {
189		$tokenset .= 'User';
190		$user_key = substr( $user_token, 0, strpos( $user_token, '.' ) );
191		// Intentionally not translated since this is helpful when sent to Happiness.
192		$user_key = ( $user_key ) ? $user_key : 'Potentially Malformed Token.';
193		}
194		if ( ! $tokenset ) {
195		$tokenset = 'None';
196		}
197
198		$debug_info['current_user'] = array(
199		'label' => 'Current User',
200		'value' => self::human_readable_user( $user_id ),
201		'private' => false,
202		);
203		$debug_info['tokens_set'] = array(
204		'label' => 'Tokens defined',
205		'value' => $tokenset,
206		'private' => false,
207		);
208		$debug_info['blog_token'] = array(
209		'label' => 'Blog Public Key',
210		'value' => ( $blog_token ) ? $blog_key : 'Not set.',
		0 ignored issues – show Bug introduced 2019-05-03 20:59 UTC by Report Bug Copy Issue Report The variable `$blog_key` does not seem to be defined for all execution paths leading up to this point. If you define a variable conditionally, it can happen that it is not defined for all execution paths. Let’s take a look at an example: function myFunction($a) { switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; } // $x is potentially undefined here. echo $x; } In the above example, the variable `$x` is defined if you pass “foo” or “bar” as argument for `$a`. However, since the `switch` statement has no default case statement, if you pass any other value, the variable `$x` would be undefined. Available Fixes Check for existence of the variable explicitly: function myFunction($a) { switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; } if (isset($x)) { // Make sure it's always set. echo $x; } } Define a default value for the variable: function myFunction($a) { $x = ''; // Set a default which gets overridden for certain paths. switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; } echo $x; } Add a value for the missing path: function myFunction($a) { switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; // We add support for the missing case. default: $x = ''; break; } echo $x; } Loading history...
211		'private' => false,
212		);
213		$debug_info['user_token'] = array(
214		'label' => 'User Public Key',
215		'value' => ( $user_token ) ? $user_key : 'Not set.',
		0 ignored issues – show Bug introduced 2019-05-03 20:59 UTC by Report Bug Copy Issue Report The variable `$user_key` does not seem to be defined for all execution paths leading up to this point. If you define a variable conditionally, it can happen that it is not defined for all execution paths. Let’s take a look at an example: function myFunction($a) { switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; } // $x is potentially undefined here. echo $x; } In the above example, the variable `$x` is defined if you pass “foo” or “bar” as argument for `$a`. However, since the `switch` statement has no default case statement, if you pass any other value, the variable `$x` would be undefined. Available Fixes Check for existence of the variable explicitly: function myFunction($a) { switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; } if (isset($x)) { // Make sure it's always set. echo $x; } } Define a default value for the variable: function myFunction($a) { $x = ''; // Set a default which gets overridden for certain paths. switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; } echo $x; } Add a value for the missing path: function myFunction($a) { switch ($a) { case 'foo': $x = 1; break; case 'bar': $x = 2; break; // We add support for the missing case. default: $x = ''; break; } echo $x; } Loading history...
216		'private' => false,
217		);
218
219		/** Jetpack Environmental Information */
220		$debug_info['version'] = array(
221		'label' => 'Jetpack Version',
222		'value' => JETPACK__VERSION,
223		'private' => false,
224		);
225		$debug_info['jp_plugin_dir'] = array(
226		'label' => 'Jetpack Directory',
227		'value' => JETPACK__PLUGIN_DIR,
228		'private' => false,
229		);
230		$debug_info['plan'] = array(
231		'label' => 'Plan Type',
232		'value' => self::what_jetpack_plan(),
233		'private' => false,
234		);
235
236		foreach ( array(
237		'HTTP_HOST',
238		'SERVER_PORT',
239		'HTTPS',
240		'GD_PHP_HANDLER',
241		'HTTP_AKAMAI_ORIGIN_HOP',
242		'HTTP_CF_CONNECTING_IP',
243		'HTTP_CLIENT_IP',
244		'HTTP_FASTLY_CLIENT_IP',
245		'HTTP_FORWARDED',
246		'HTTP_FORWARDED_FOR',
247		'HTTP_INCAP_CLIENT_IP',
248		'HTTP_TRUE_CLIENT_IP',
249		'HTTP_X_CLIENTIP',
250		'HTTP_X_CLUSTER_CLIENT_IP',
251		'HTTP_X_FORWARDED',
252		'HTTP_X_FORWARDED_FOR',
253		'HTTP_X_IP_TRAIL',
254		'HTTP_X_REAL_IP',
255		'HTTP_X_VARNISH',
256		'REMOTE_ADDR',
257		) as $header ) {
258		if ( isset( $_SERVER[ $header ] ) ) {
259		$debug_info[ $header ] = array(
260		'label' => 'Server Variable ' . $header,
261		'value' => ( $_SERVER[ $header ] ) ? $_SERVER[ $header ] : 'false',
262		'private' => false,
263		);
264		}
265		}
266
267		$debug_info['protect_header'] = array(
268		'label' => 'Trusted IP',
269		'value' => wp_json_encode( get_site_option( 'trusted_ip_header' ) ),
270		'private' => false,
271		);
272
273		/** Sync Debug Information */
274		/** Load Sync modules */
275		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-modules.php';
276		/** Load Sync sender */
277		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-sender.php';
278		/** Load Sync functions */
279		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-functions.php';
280
281		$sync_module = Jetpack_Sync_Modules::get_module( 'full-sync' );
282		if ( $sync_module ) {
283		$sync_statuses = $sync_module->get_status();
284		$human_readable_sync_status = array();
285		foreach ( $sync_statuses as $sync_status => $sync_status_value ) {
286		$human_readable_sync_status[ $sync_status ] =
287		in_array( $sync_status, array( 'started', 'queue_finished', 'send_started', 'finished' ), true )
288		? date( 'r', $sync_status_value ) : $sync_status_value;
289		}
290		$debug_info['full_sync'] = array(
291		'label' => 'Full Sync Status',
292		'value' => wp_json_encode( $human_readable_sync_status ),
293		'private' => false,
294		);
295		}
296
297		$queue = Jetpack_Sync_Sender::get_instance()->get_sync_queue();
298
299		$debug_info['sync_size'] = array(
300		'label' => 'Sync Queue Size',
301		'value' => $queue->size(),
302		'private' => false,
303		);
304		$debug_info['sync_lag'] = array(
305		'label' => 'Sync Queue Lag',
306		'value' => self::seconds_to_time( $queue->lag() ),
307		'private' => false,
308		);
309
310		$full_sync_queue = Jetpack_Sync_Sender::get_instance()->get_full_sync_queue();
311
312		$debug_info['full_sync_size'] = array(
313		'label' => 'Full Sync Queue Size',
314		'value' => $full_sync_queue->size(),
315		'private' => false,
316		);
317		$debug_info['full_sync_lag'] = array(
318		'label' => 'Full Sync Queue Lag',
319		'value' => self::seconds_to_time( $full_sync_queue->lag() ),
320		'private' => false,
321		);
322
323		/**
324		* IDC Information
325		*
326		* Must follow sync debug since it depends on sync functionality.
327		*/
328		$idc_urls = array(
329		'home' => Jetpack_Sync_Functions::home_url(),
330		'siteurl' => Jetpack_Sync_Functions::site_url(),
331		'WP_HOME' => Jetpack_Constants::is_defined( 'WP_HOME' ) ? Jetpack_Constants::get_constant( 'WP_HOME' ) : '',
332		'WP_SITEURL' => Jetpack_Constants::is_defined( 'WP_SITEURL' ) ? Jetpack_Constants::get_constant( 'WP_SITEURL' ) : '',
333		);
334
335		$debug_info['idc_urls'] = array(
336		'label' => 'IDC URLs',
337		'value' => wp_json_encode( $idc_urls ),
338		'private' => false,
339		);
340		$debug_info['idc_error_option'] = array(
341		'label' => 'IDC Error Option',
342		'value' => wp_json_encode( Jetpack_Options::get_option( 'sync_error_idc' ) ),
343		'private' => false,
344		);
345		$debug_info['idc_optin'] = array(
346		'label' => 'IDC Opt-in',
347		'value' => Jetpack::sync_idc_optin(),
348		'private' => false,
349		);
350
351		// @todo -- Add testing results?
352		$cxn_tests = new Jetpack_Cxn_Tests();
353		$debug_info['cxn_tests'] = array(
354		'label' => 'Connection Tests',
355		'value' => '',
356		'private' => false,
357		);
358		if ( $cxn_tests->pass() ) {
359		$debug_info['cxn_tests']['value'] = 'All Pass.';
360		} else {
361		$debug_info['cxn_tests']['value'] = wp_json_encode( $cxn_tests->list_fails() );
362		}
363
364		return $debug_info;
365		}
366
367		/**
368		* Returns a human readable string for which user is the master user.
369		*
370		* @return string
371		*/
372		private static function human_readable_master_user() {
373		$master_user = Jetpack_Options::get_option( 'master_user' );
374
375		if ( ! $master_user ) {
376		return __( 'No master user set.', 'jetpack' );
377		}
378
379		$user = new WP_User( $master_user );
380
381		if ( ! $user ) {
382		return __( 'Master user no longer exists. Please disconnect and reconnect Jetpack.', 'jetpack' );
383		}
384
385		return self::human_readable_user( $user );
386		}
387
388		/**
389		* Return human readable string for a given user object.
390		*
391		* @param WP_User\|int $user Object or ID.
392		*
393		* @return string
394		*/
395		private static function human_readable_user( $user ) {
396		$user = new WP_User( $user );
397
398		return sprintf( '#%1$d %2$s (%3$s)', $user->ID, $user->user_login, $user->user_email ); // Format: "#1 username ([email protected])".
399		}
400		}
401

Automattic / jetpack

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Jetpack_Debug_Data::debug_data() F

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