CMB2::add_group_field() - Code Metrics - Inspection of "A bit of housecleaning for hidden fields in repeat..." - WebDevStudios/CMB2 - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — trunk ( 0cdb75...7dd985 )

by Justin
created 2016-07-29 15:59 UTC
CMB2::add_group_field() B

↳ Parent: CMB2
Complexity

Conditions	4
Paths	4
Size

Total Lines	23
Code Lines	13
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	12
CRAP Score	4.0466
Importance

Changes
Metric	Value
cc	4
eloc	13
nc	4
nop	3
dl	0
loc	23
rs	8.7972
c	0
b	0
f	0
ccs	12
cts	14
cp	0.8571
crap	4.0466
<?php
/**
 * CMB2 - The core metabox object
 *
 * @category  WordPress_Plugin
 * @package   CMB2
 * @author    WebDevStudios
 * @license   GPL-2.0+
 * @link      http://webdevstudios.com
 *
 * @property-read string $cmb_id
 * @property-read array $meta_box
 * @property-read array $updated
 */
class CMB2 extends CMB2_Base {
namespace YourVendor;

class YourClass { }

	/**
	 * The object properties name.
	 * @var   string
	 * @since 2.2.3
	 */
	protected $properties_name = 'meta_box';

	/**
	 * Metabox Config array
	 * @var   array
	 * @since 0.9.0
	 */
	protected $meta_box = array();

	/**
	 * Type of object registered for metabox. (e.g., post, user, or comment)
	 * @var   string
	 * @since 1.0.0
	 */
	protected $mb_object_type = null;

	/**
	 * List of fields that are changed/updated on save
	 * @var   array
	 * @since 1.1.0
	 */
	protected $updated = array();

	/**
	 * Metabox Defaults
	 * @var   array
	 * @since 1.0.1
	 */
	protected $mb_defaults = array(
		'id'               => '',
		'title'            => '',
		'type'             => '',
		'object_types'     => array(), // Post type
		'context'          => 'normal',
		'priority'         => 'high',
		'show_names'       => true, // Show field names on the left
		'show_on_cb'       => null, // Callback to determine if metabox should display.
		'show_on'          => array(), // Post IDs or page templates to display this metabox. overrides 'show_on_cb'
		'cmb_styles'       => true, // Include CMB2 stylesheet
		'enqueue_js'       => true, // Include CMB2 JS
		'fields'           => array(),
		'hookup'           => true,
		'save_fields'      => true, // Will not save during hookup if false
		'closed'           => false, // Default to metabox being closed?
		'taxonomies'       => array(),
		'new_user_section' => 'add-new-user', // or 'add-existing-user'
		'new_term_section' => true,
	);

	/**
	 * Metabox field objects
	 * @var   array
	 * @since 2.0.3
	 */
	protected $fields = array();

	/**
	 * An array of hidden fields to output at the end of the form
	 * @var   array
	 * @since 2.0.0
	 */
	protected $hidden_fields = array();

	/**
	 * Array of key => value data for saving. Likely $_POST data.
	 * @var   string
	 * @since 2.0.0
	 */
	protected $generated_nonce = '';

	/**
	 * Whether there are fields to be shown in columns. Set in CMB2::add_field().
	 * @var   bool
	 * @since 2.2.2
	 */
	protected $has_columns = false;

	/**
	 * Get started
	 * @since 0.4.0
	 * @param array   $config    Metabox config array
	 * @param integer $object_id Optional object id
	 */
	public function __construct( $config, $object_id = 0 ) {

		if ( empty( $config['id'] ) ) {
			wp_die( __( 'Metabox configuration is required to have an ID parameter', 'cmb2' ) );
		}

		$this->meta_box = wp_parse_args( $config, $this->mb_defaults );
		$this->meta_box['fields'] = array();

		$this->object_id( $object_id );
		$this->mb_object_type();
		$this->cmb_id = $config['id'];

		if ( ! empty( $config['fields'] ) && is_array( $config['fields'] ) ) {
			$this->add_fields( $config['fields'] );
		}

		CMB2_Boxes::add( $this );

		/**
		 * Hook during initiation of CMB2 object
		 *
		 * The dynamic portion of the hook name, $this->cmb_id, is this meta_box id.
		 *
		 * @param array $cmb This CMB2 object
		 */
		do_action( "cmb2_init_{$this->cmb_id}", $this );
	}

	/**
	 * Loops through and displays fields
	 * @since 1.0.0
	 * @param int    $object_id   Object ID
	 * @param string $object_type Type of object being saved. (e.g., post, user, or comment)
	 */
	public function show_form( $object_id = 0, $object_type = '' ) {
		$this->render_form_open( $object_id, $object_type );

		foreach ( $this->prop( 'fields' ) as $field_args ) {
			$this->render_field( $field_args );
		}

		$this->render_form_close( $object_id, $object_type );
	}

	/**
	 * Outputs the opening form markup and runs corresponding hooks:
	 * 'cmb2_before_form' and "cmb2_before_{$object_type}_form_{$this->cmb_id}"
	 * @since  2.2.0
	 * @param  integer $object_id   Object ID
	 * @param  string  $object_type Object type
	 * @return void
	 */
	public function render_form_open( $object_id = 0, $object_type = '' ) {
		$object_type = $this->object_type( $object_type );
		$object_id = $this->object_id( $object_id );

		$this->nonce_field();

		echo "\n<!-- Begin CMB2 Fields -->\n";

		/**
		 * Hook before form table begins
		 *
		 * @param array  $cmb_id      The current box ID
		 * @param int    $object_id   The ID of the current object
		 * @param string $object_type The type of object you are working with.
		 *	                           Usually `post` (this applies to all post-types).
		 *	                           Could also be `comment`, `user` or `options-page`.
		 * @param array  $cmb         This CMB2 object
		 */
		do_action( 'cmb2_before_form', $this->cmb_id, $object_id, $object_type, $this );

		/**
		 * Hook before form table begins
		 *
		 * The first dynamic portion of the hook name, $object_type, is the type of object
		 * you are working with. Usually `post` (this applies to all post-types).
		 * Could also be `comment`, `user` or `options-page`.
		 *
		 * The second dynamic portion of the hook name, $this->cmb_id, is the meta_box id.
		 *
		 * @param array  $cmb_id      The current box ID
		 * @param int    $object_id   The ID of the current object
		 * @param array  $cmb         This CMB2 object
		 */
		do_action( "cmb2_before_{$object_type}_form_{$this->cmb_id}", $object_id, $this );

		echo '<div class="', $this->box_classes(), '"><div id="cmb2-metabox-', sanitize_html_class( $this->cmb_id ), '" class="cmb2-metabox cmb-field-list">';

	}

	/**
	 * Defines the classes for the CMB2 form/wrap.
	 *
	 * @since  2.0.0
	 * @return string Space concatenated list of classes
	 */
	public function box_classes() {

		$classes = array( 'cmb2-wrap', 'form-table' );

		// Use the callback to fetch classes.
		if ( $added_classes = $this->get_param_callback_result( 'classes_cb' ) ) {

			$added_classes = is_array( $added_classes ) ? $added_classes : array( $added_classes );
			$classes = array_merge( $classes, $added_classes );
		}

		if ( $added_classes = $this->prop( 'classes' ) ) {

			$added_classes = is_array( $added_classes ) ? $added_classes : array( $added_classes );
			$classes = array_merge( $classes, $added_classes );
		}

		/**
		 * Globally filter box wrap classes
		 *
		 * @since 2.2.2
		 *
		 * @param string $classes Array of classes for the cmb2-wrap.
		 * @param CMB2   $cmb     This CMB2 object.
		 */
		$classes = apply_filters( 'cmb2_wrap_classes', $classes, $this );

		// Clean up.
		$classes = array_map( 'strip_tags', array_filter( $classes ) );

		// Make a string.
		return implode( ' ', $classes );
	}

	/**
	 * Outputs the closing form markup and runs corresponding hooks:
	 * 'cmb2_after_form' and "cmb2_after_{$object_type}_form_{$this->cmb_id}"
	 * @since  2.2.0
	 * @param  integer $object_id   Object ID
	 * @param  string  $object_type Object type
	 * @return void
	 */
	public function render_form_close( $object_id = 0, $object_type = '' ) {
		$object_type = $this->object_type( $object_type );
		$object_id = $this->object_id( $object_id );

		echo '</div></div>';

		$this->render_hidden_fields();

		/**
		 * Hook after form form has been rendered
		 *
		 * @param array  $cmb_id      The current box ID
		 * @param int    $object_id   The ID of the current object
		 * @param string $object_type The type of object you are working with.
		 *	                           Usually `post` (this applies to all post-types).
		 *	                           Could also be `comment`, `user` or `options-page`.
		 * @param array  $cmb         This CMB2 object
		 */
		do_action( 'cmb2_after_form', $this->cmb_id, $object_id, $object_type, $this );

		/**
		 * Hook after form form has been rendered
		 *
		 * The dynamic portion of the hook name, $this->cmb_id, is the meta_box id.
		 *
		 * The first dynamic portion of the hook name, $object_type, is the type of object
		 * you are working with. Usually `post` (this applies to all post-types).
		 * Could also be `comment`, `user` or `options-page`.
		 *
		 * @param int    $object_id   The ID of the current object
		 * @param array  $cmb         This CMB2 object
		 */
		do_action( "cmb2_after_{$object_type}_form_{$this->cmb_id}", $object_id, $this );

		echo "\n<!-- End CMB2 Fields -->\n";

	}

	/**
	 * Renders a field based on the field type
	 * @since  2.2.0
	 * @param  array $field_args A field configuration array.
	 * @return mixed CMB2_Field object if successful.
	 */
	public function render_field( $field_args ) {
		$field_args['context'] = $this->prop( 'context' );

		if ( 'group' == $field_args['type'] ) {

			if ( ! isset( $field_args['show_names'] ) ) {
				$field_args['show_names'] = $this->prop( 'show_names' );
			}
			$field = $this->render_group( $field_args );

		} elseif ( 'hidden' == $field_args['type'] && $this->get_field( $field_args )->should_show() ) {
			// Save rendering for after the metabox
			$field = $this->add_hidden_field( $field_args );

		} else {

			$field_args['show_names'] = $this->prop( 'show_names' );

			// Render default fields
			$field = $this->get_field( $field_args )->render_field();
		}

		return $field;
	}

	/**
	 * Render a repeatable group.
	 * @param array $args Array of field arguments for a group field parent.
	 * @return CMB2_Field|null Group field object.
	 */
	public function render_group( $args ) {

		if ( ! isset( $args['id'], $args['fields'] ) || ! is_array( $args['fields'] ) ) {
			return;
		}

		$field_group = $this->get_field( $args );

		// If field is requesting to be conditionally shown
		if ( ! $field_group || ! $field_group->should_show() ) {
			return;
		}

		$desc            = $field_group->args( 'description' );
		$label           = $field_group->args( 'name' );
		$sortable        = $field_group->options( 'sortable' ) ? ' sortable' : ' non-sortable';
		$repeat_class    = $field_group->args( 'repeatable' ) ? ' repeatable' : ' non-repeatable';
		$group_val       = (array) $field_group->value();
		$nrows           = count( $group_val );
		$remove_disabled = $nrows <= 1 ? 'disabled="disabled" ' : '';
		$field_group->index = 0;

		$field_group->peform_param_callback( 'before_group' );

		echo '<div class="cmb-row cmb-repeat-group-wrap ', $field_group->row_classes(), '" data-fieldtype="group"><div class="cmb-td"><div data-groupid="', $field_group->id(), '" id="', $field_group->id(), '_repeat" class="cmb-nested cmb-field-list cmb-repeatable-group', $sortable, $repeat_class, '" style="width:100%;">';

		if ( $desc || $label ) {
			$class = $desc ? ' cmb-group-description' : '';
			echo '<div class="cmb-row', $class, '"><div class="cmb-th">';
				if ( $label ) {
					echo '<h2 class="cmb-group-name">', $label, '</h2>';
				}
				if ( $desc ) {
					echo '<p class="cmb2-metabox-description">', $desc, '</p>';
				}
			echo '</div></div>';
		}

		if ( ! empty( $group_val ) ) {

			foreach ( $group_val as $group_key => $field_id ) {
				$this->render_group_row( $field_group, $remove_disabled );
				$field_group->index++;
			}
		} else {
			$this->render_group_row( $field_group, $remove_disabled );
		}

		if ( $field_group->args( 'repeatable' ) ) {
			echo '<div class="cmb-row"><div class="cmb-td"><p class="cmb-add-row"><button type="button" data-selector="', $field_group->id(), '_repeat" data-grouptitle="', $field_group->options( 'group_title' ), '" class="cmb-add-group-row button">', $field_group->options( 'add_button' ), '</button></p></div></div>';
		}

		echo '</div></div></div>';

		$field_group->peform_param_callback( 'after_group' );

		return $field_group;
	}

	/**
	 * Render a repeatable group row
	 * @since  1.0.2
	 * @param  CMB2_Field $field_group  CMB2_Field group field object
	 * @param  string  $remove_disabled Attribute string to disable the remove button
	 */
	public function render_group_row( $field_group, $remove_disabled ) {

		$field_group->peform_param_callback( 'before_group_row' );
		$closed_class = $field_group->options( 'closed' ) ? ' closed' : '';

		echo '
		<div class="postbox cmb-row cmb-repeatable-grouping', $closed_class, '" data-iterator="', $field_group->index, '">';

			if ( $field_group->args( 'repeatable' ) ) {
				echo '<button type="button" ', $remove_disabled, 'data-selector="', $field_group->id(), '_repeat" class="dashicons-before dashicons-no-alt cmb-remove-group-row"></button>';
			}

			echo '
			<div class="cmbhandle" title="' , __( 'Click to toggle', 'cmb2' ), '"><br></div>
			<h3 class="cmb-group-title cmbhandle-title"><span>', $field_group->replace_hash( $field_group->options( 'group_title' ) ), '</span></h3>
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);

			<div class="inside cmb-td cmb-nested cmb-field-list">';
				// Loop and render repeatable group fields
				foreach ( array_values( $field_group->args( 'fields' ) ) as $field_args ) {
					if ( 'hidden' == $field_args['type'] ) {

						// Save rendering for after the metabox
						$this->add_hidden_field( $field_args, $field_group );

					} else {

						$field_args['show_names'] = $field_group->args( 'show_names' );
						$field_args['context']    = $field_group->args( 'context' );

						$field = $this->get_field( $field_args, $field_group )->render_field();
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
					}
				}
				if ( $field_group->args( 'repeatable' ) ) {
					echo '
					<div class="cmb-row cmb-remove-field-row">
						<div class="cmb-remove-row">
							<button type="button" ', $remove_disabled, 'data-selector="', $field_group->id(), '_repeat" class="button cmb-remove-group-row alignright">', $field_group->options( 'remove_button' ), '</button>
						</div>
					</div>
					';
				}
			echo '
			</div>
		</div>
		';

		$field_group->peform_param_callback( 'after_group_row' );
	}

	/**
	 * Add a hidden field to the list of hidden fields to be rendered later
	 * @since 2.0.0
	 * @param array  $field_args Array of field arguments to be passed to CMB2_Field
	 */
	public function add_hidden_field( $field_args, $field_group = null ) {
		if ( isset( $field_args['field_args'] ) ) {
			// For back-compatibility.
			$field = new CMB2_Field( $field_args );
		} else {
			$field = $this->get_new_field( $field_args, $field_group );
		}

		$type = new CMB2_Types( $field );

		if ( $field_group ) {
			$type->iterator = $field_group->index;
		}

		$this->hidden_fields[] = $type;

		return $field;
	}

	/**
	 * Loop through and output hidden fields
	 * @since  2.0.0
	 */
	public function render_hidden_fields() {
		if ( ! empty( $this->hidden_fields ) ) {
			foreach ( $this->hidden_fields as $hidden ) {
				$hidden->render();
			}
		}
	}

	/**
	 * Returns array of sanitized field values (without saving them)
	 * @since  2.0.3
	 * @param  array  $data_to_sanitize Array of field_id => value data for sanitizing (likely $_POST data).
	 */
	public function get_sanitized_values( array $data_to_sanitize ) {
		$this->data_to_save = $data_to_sanitize;
		$stored_id          = $this->object_id();

		// We do this So CMB will sanitize our data for us, but not save it
		$this->object_id( '_' );

		// Ensure temp. data store is empty
		cmb2_options( 0 )->set();

		// Process/save fields
		$this->process_fields();

		// Get data from temp. data store
		$sanitized_values = cmb2_options( 0 )->get_options();

		// Empty out temp. data store again
		cmb2_options( 0 )->set();

		// Reset the object id
		$this->object_id( $stored_id );

		return $sanitized_values;
	}

	/**
	 * Loops through and saves field data
	 * @since  1.0.0
	 * @param  int    $object_id    Object ID
	 * @param  string $object_type  Type of object being saved. (e.g., post, user, or comment)
	 * @param  array  $data_to_save Array of key => value data for saving. Likely $_POST data.
	 */
	public function save_fields( $object_id = 0, $object_type = '', $data_to_save = array() ) {
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}

		// Fall-back to $_POST data
		$this->data_to_save = ! empty( $data_to_save ) ? $data_to_save : $_POST;
		$object_id = $this->object_id( $object_id );
		$object_type = $this->object_type( $object_type );

		$this->process_fields();

		// If options page, save the updated options
		if ( 'options-page' == $object_type ) {
			cmb2_options( $object_id )->set();
		}

		$this->after_save();
	}

	/**
	 * Process and save form fields
	 * @since  2.0.0
	 */
	public function process_fields() {

		$this->pre_process();

		// Remove the show_on properties so saving works
		$this->prop( 'show_on', array() );

		// save field ids of those that are updated
		$this->updated = array();

		foreach ( $this->prop( 'fields' ) as $field_args ) {
			$this->process_field( $field_args );
		}
	}

	/**
	 * Process and save a field
	 * @since  2.0.0
	 * @param  array  $field_args Array of field arguments
	 */
	public function process_field( $field_args ) {

		switch ( $field_args['type'] ) {

			case 'group':
				if ( $this->save_group( $field_args ) ) {
					$this->updated[] = $field_args['id'];
				}

				break;

			case 'title':
				// Don't process title fields
				break;

			default:
switch ($expr) {
    default:
        doSomething(); //right
        break;
}


switch ($expr) {
    default:

        doSomething(); //wrong
        break;
}

				$field = $this->get_new_field( $field_args );

				if ( $field->save_field_from_data( $this->data_to_save ) ) {
					$this->updated[] = $field->id();
				}

				break;
		}

	}

	public function pre_process() {
		/**
		 * Fires before fields have been processed/saved.
		 *
		 * The dynamic portion of the hook name, $this->cmb_id, is the meta_box id.
		 *
		 * The dynamic portion of the hook name, $object_type, refers to the metabox/form's object type
		 * 	Usually `post` (this applies to all post-types).
		 *  	Could also be `comment`, `user` or `options-page`.
		 *
		 * @param array $cmb       This CMB2 object
		 * @param int   $object_id The ID of the current object
		 */
		do_action( "cmb2_{$this->object_type()}_process_fields_{$this->cmb_id}", $this, $this->object_id() );
	}

	public function after_save() {
		$object_type = $this->object_type();
		$object_id   = $this->object_id();

		/**
		 * Fires after all fields have been saved.
		 *
		 * The dynamic portion of the hook name, $object_type, refers to the metabox/form's object type
		 * 	Usually `post` (this applies to all post-types).
		 *  	Could also be `comment`, `user` or `options-page`.
		 *
		 * @param int    $object_id   The ID of the current object
		 * @param array  $cmb_id      The current box ID
		 * @param string $updated     Array of field ids that were updated.
		 *                            Will only include field ids that had values change.
		 * @param array  $cmb         This CMB2 object
		 */
		do_action( "cmb2_save_{$object_type}_fields", $object_id, $this->cmb_id, $this->updated, $this );

		/**
		 * Fires after all fields have been saved.
		 *
		 * The dynamic portion of the hook name, $this->cmb_id, is the meta_box id.
		 *
		 * The dynamic portion of the hook name, $object_type, refers to the metabox/form's object type
		 * 	Usually `post` (this applies to all post-types).
		 *  	Could also be `comment`, `user` or `options-page`.
		 *
		 * @param int    $object_id   The ID of the current object
		 * @param string $updated     Array of field ids that were updated.
		 *                            Will only include field ids that had values change.
		 * @param array  $cmb         This CMB2 object
		 */
		do_action( "cmb2_save_{$object_type}_fields_{$this->cmb_id}", $object_id, $this->updated, $this );
	}

	/**
	 * Save a repeatable group
	 * @since  1.x.x
	 * @param  array  $args Field arguments array
	 * @return mixed        Return of CMB2_Field::update_data()
	 */
	public function save_group( $args ) {
		if ( ! isset( $args['id'], $args['fields'] ) || ! is_array( $args['fields'] ) ) {
			return;
		}

		return $this->save_group_field( $this->get_new_field( $args ) );
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
	}

	/**
	 * Save a repeatable group
	 * @since  1.x.x
	 * @param  array $field_group CMB2_Field group field object
	 * @return mixed              Return of CMB2_Field::update_data()
	 */
	public function save_group_field( $field_group ) {
		$base_id = $field_group->id();


		if ( ! isset( $this->data_to_save[ $base_id ] ) ) {
			return;
		}

		$old        = $field_group->get_data();

		// Check if group field has sanitization_cb
		$group_vals = $field_group->sanitization_cb( $this->data_to_save[ $base_id ] );

		$saved      = array();

		$field_group->index = 0;
		$field_group->data_to_save = $this->data_to_save;

		foreach ( array_values( $field_group->fields() ) as $field_args ) {


			$field  = $this->get_new_field( $field_args, $field_group );
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
			$sub_id = $field->id( true );

			foreach ( (array) $group_vals as $field_group->index => $post_vals ) {

				// Get value
				$new_val = isset( $group_vals[ $field_group->index ][ $sub_id ] )
					? $group_vals[ $field_group->index ][ $sub_id ]
					: false;

				// Sanitize
				$new_val = $field->sanitization_cb( $new_val );

				if ( is_array( $new_val ) && $field->args( 'has_supporting_data' ) ) {
					if ( $field->args( 'repeatable' ) ) {
						$_new_val = array();
						foreach ( $new_val as $group_index => $grouped_data ) {
							// Add the supporting data to the $saved array stack
							$saved[ $field_group->index ][ $grouped_data['supporting_field_id'] ][] = $grouped_data['supporting_field_value'];
							// Reset var to the actual value
							$_new_val[ $group_index ] = $grouped_data['value'];
						}
						$new_val = $_new_val;
					} else {
						// Add the supporting data to the $saved array stack
						$saved[ $field_group->index ][ $new_val['supporting_field_id'] ] = $new_val['supporting_field_value'];
						// Reset var to the actual value
						$new_val = $new_val['value'];
					}
				}

				// Get old value
				$old_val = is_array( $old ) && isset( $old[ $field_group->index ][ $sub_id ] )
					? $old[ $field_group->index ][ $sub_id ]
					: false;

				$is_updated = ( ! cmb2_utils()->isempty( $new_val ) && $new_val !== $old_val );
				$is_removed = ( cmb2_utils()->isempty( $new_val ) && ! cmb2_utils()->isempty( $old_val ) );

				// Compare values and add to `$updated` array
				if ( $is_updated || $is_removed ) {
					$this->updated[] = $base_id . '::' . $field_group->index . '::' . $sub_id;
				}

				// Add to `$saved` array

				$saved[ $field_group->index ][ $sub_id ] = $new_val;

			}

			$saved[ $field_group->index ] = cmb2_utils()->filter_empty( $saved[ $field_group->index ] );
		}

		$saved = cmb2_utils()->filter_empty( $saved );

		return $field_group->update_data( $saved, true );

	}

	/**
	 * Get object id from global space if no id is provided
	 * @since  1.0.0
	 * @param  integer $object_id Object ID
	 * @return integer $object_id Object ID
	 */
	public function object_id( $object_id = 0 ) {
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}
		global $pagenow;
function myFunction($a, $b) {
    // Do something
}

		if ( $object_id ) {
			$this->object_id = $object_id;
			return $this->object_id;
		}

		if ( $this->object_id ) {
			return $this->object_id;
		}

		// Try to get our object ID from the global space
		switch ( $this->object_type() ) {
			case 'user':
				$object_id = isset( $_REQUEST['user_id'] ) ? $_REQUEST['user_id'] : $object_id;
				$object_id = ! $object_id && 'user-new.php' != $pagenow && isset( $GLOBALS['user_ID'] ) ? $GLOBALS['user_ID'] : $object_id;
				break;

			case 'comment':
				$object_id = isset( $_REQUEST['c'] ) ? $_REQUEST['c'] : $object_id;
				$object_id = ! $object_id && isset( $GLOBALS['comments']->comment_ID ) ? $GLOBALS['comments']->comment_ID : $object_id;
				break;

			case 'term':
				$object_id = isset( $_REQUEST['tag_ID'] ) ? $_REQUEST['tag_ID'] : $object_id;
				break;

			default:
				$object_id = isset( $GLOBALS['post']->ID ) ? $GLOBALS['post']->ID : $object_id;
				$object_id = isset( $_REQUEST['post'] ) ? $_REQUEST['post'] : $object_id;
				break;
		}

		// reset to id or 0
		$this->object_id = $object_id ? $object_id : 0;

		return $this->object_id;
	}

	/**
	 * Sets the $object_type based on metabox settings
	 * @since  1.0.0
	 * @return string Object type
	 */
	public function mb_object_type() {
		if ( null !== $this->mb_object_type ) {
			return $this->mb_object_type;
		}

		if ( $this->is_options_page_mb() ) {
			$this->mb_object_type = 'options-page';
			return $this->mb_object_type;
		}

		$registered_types = $this->prop( 'object_types' );

		if ( ! $registered_types ) {
			$this->mb_object_type = 'post';
			return $this->mb_object_type;
		}

		$type = false;

		// check if 'object_types' is a string
		if ( is_string( $registered_types ) ) {
			$type = $registered_types;
		}

		// if it's an array of one, extract it
		elseif ( is_array( $registered_types ) && 1 === count( $registered_types ) ) {
			$last = end( $registered_types );
			if ( is_string( $last ) ) {
				$type = $last;
			}
		} elseif ( is_array( $registered_types ) ) {
			$page_type = $this->current_object_type();

			if ( in_array( $page_type, $registered_types, true ) ) {
				$type = $page_type;
			}
		}

		// Get our object type
		switch ( $type ) {

			case 'user':
			case 'comment':
			case 'term':
				$this->mb_object_type = $type;
class Id
{
    public $id;

    public function __construct($id)
    {
        $this->id = $id;
    }

}

class Account
{
    /** @var  Id $id */
    public $id;
}

$account_id = false;

if (starsAreRight()) {
    $account_id = new Id(42);
}

$account = new Account();
if ($account instanceof Id)
{
    $account->id = $account_id;
}
				break;

			default:
				$this->mb_object_type = 'post';
				break;
		}

		return $this->mb_object_type;
	}

	/**
	 * Determines if metabox is for an options page
	 * @since  1.0.1
	 * @return boolean True/False
	 */
	public function is_options_page_mb() {
		return ( isset( $this->meta_box['show_on']['key'] ) && 'options-page' === $this->meta_box['show_on']['key'] || array_key_exists( 'options-page', $this->meta_box['show_on'] ) );
	}

	/**
	 * Returns the object type
	 * @since  1.0.0
	 * @return string Object type
	 */
	public function object_type( $object_type = '' ) {
		if ( $object_type ) {
			$this->object_type = $object_type;
			return $this->object_type;
		}

		if ( $this->object_type ) {
			return $this->object_type;
		}

		$this->object_type = $this->current_object_type();

		return $this->object_type;
	}

	/**
	 * Get the object type for the current page, based on the $pagenow global.
	 * @since  2.2.2
	 * @return string  Page object type name.
	 */
	public function current_object_type() {

		global $pagenow;
function myFunction($a, $b) {
    // Do something
}
		$type = 'post';

		if ( in_array( $pagenow, array( 'user-edit.php', 'profile.php', 'user-new.php' ), true ) ) {
			$type = 'user';
		}

		if ( in_array( $pagenow, array( 'edit-comments.php', 'comment.php' ), true ) ) {
			$type = 'comment';
		}

		if ( in_array( $pagenow, array( 'edit-tags.php', 'term.php' ), true ) ) {
			$type = 'term';
		}

		return $type;
	}

	/**
	 * Set metabox property.
	 * @since  2.2.2
	 * @param  string $property Metabox config property to retrieve
	 * @param  mixed  $value    Value to set if no value found
	 * @return mixed            Metabox config property value or false
	 */
	public function set_prop( $property, $value ) {
		$this->meta_box[ $property ] = $value;

		return $this->prop( $property );
	}

	/**
	 * Get metabox property and optionally set a fallback
	 * @since  2.0.0
	 * @param  string $property Metabox config property to retrieve
	 * @param  mixed  $fallback Fallback value to set if no value found
	 * @return mixed            Metabox config property value or false
	 */
	public function prop( $property, $fallback = null ) {
		if ( array_key_exists( $property, $this->meta_box ) ) {
			return $this->meta_box[ $property ];
		} elseif ( $fallback ) {
			return $this->meta_box[ $property ] = $fallback;
		}
	}

	/**
	 * Get a field object
	 * @since  2.0.3
	 * @param  string|array|CMB2_Field $field       Metabox field id or field config array or CMB2_Field object
	 * @param  CMB2_Field              $field_group (optional) CMB2_Field object (group parent)
	 * @return CMB2_Field|false CMB2_Field object (or false)
	 */
	public function get_field( $field, $field_group = null ) {
		if ( is_a( $field, 'CMB2_Field' ) ) {
			return $field;
class Author {
    private $name;

    public function __construct($name) {
        $this->name = $name;
    }

    public function getName() {
        return $this->name;
    }
}

abstract class Post {
    public function getAuthor() {
        return 'Johannes';
    }
}

class BlogPost extends Post {
    public function getAuthor() {
        return new Author('Johannes');
    }
}

class ForumPost extends Post { /* ... */ }

function my_function(Post $post) {
    echo strtoupper($post->getAuthor());
}
		}

		$field_id = is_string( $field ) ? $field : $field['id'];

		$parent_field_id = ! empty( $field_group ) ? $field_group->id() : '';
		$ids = $this->get_field_ids( $field_id, $parent_field_id, true );


		if ( ! $ids ) {
			return false;
		}

		list( $field_id, $sub_field_id ) = $ids;

		$index = implode( '', $ids ) . ( $field_group ? $field_group->index : '' );
		if ( array_key_exists( $index, $this->fields ) ) {
			return $this->fields[ $index ];
		}

		$this->fields[ $index ] = new CMB2_Field( $this->get_field_args( $field_id, $field, $sub_field_id, $field_group ) );

		return $this->fields[ $index ];
	}

	/**
	 * Handles determining which type of arguments to pass to CMB2_Field
	 * @since  2.0.7
	 * @param  mixed  $field_id     Field (or group field) ID
	 * @param  mixed  $field_args   Array of field arguments
	 * @param  mixed  $sub_field_id Sub field ID (if field_group exists)
	 * @param  mixed  $field_group  If a sub-field, will be the parent group CMB2_Field object
	 * @return array                Array of CMB2_Field arguments
	 */
	public function get_field_args( $field_id, $field_args, $sub_field_id, $field_group ) {

		// Check if group is passed and if fields were added in the old-school fields array
		if ( $field_group && ( $sub_field_id || 0 === $sub_field_id ) ) {

			// Update the fields array w/ any modified properties inherited from the group field
			$this->meta_box['fields'][ $field_id ]['fields'][ $sub_field_id ] = $field_args;

			return $this->get_default_args( $field_args, $field_group );
		}

		if ( is_array( $field_args ) ) {
			$this->meta_box['fields'][ $field_id ] = array_merge( $field_args, $this->meta_box['fields'][ $field_id ] );
		}

		return $this->get_default_args( $this->meta_box['fields'][ $field_id ] );
	}

	/**
	 * Get default field arguments specific to this CMB2 object.
	 * @since  2.2.0
	 * @param  array      $field_args  Metabox field config array.
	 * @param  CMB2_Field $field_group (optional) CMB2_Field object (group parent)
	 * @return array                   Array of field arguments.
	 */
	protected function get_default_args( $field_args, $field_group = null ) {

		if ( $field_group ) {
			$args = array(
				'field_args'  => $field_args,
				'group_field' => $field_group,
			);
		} else {
			$args = array(
				'field_args'  => $field_args,
				'object_type' => $this->object_type(),
				'object_id'   => $this->object_id(),
				'cmb_id'      => $this->cmb_id,
			);
		}

		return $args;
	}

	/**
	 * Get a new field object specific to this CMB2 object.
	 * @since  2.2.0
	 * @param  array      $field_args  Metabox field config array.
	 * @param  CMB2_Field $field_group (optional) CMB2_Field object (group parent)
	 * @return CMB2_Field CMB2_Field object
	 */
	protected function get_new_field( $field_args, $field_group = null ) {
		return new CMB2_Field( $this->get_default_args( $field_args, $field_group ) );
	}

	/**
	 * When fields are added in the old-school way, intitate them as they should be
	 * @since 2.1.0
	 * @param array $fields          Array of fields to add
	 * @param mixed $parent_field_id Parent field id or null
	 */
	protected function add_fields( $fields, $parent_field_id = null ) {
		foreach ( $fields as $field ) {

			$sub_fields = false;
			if ( array_key_exists( 'fields', $field ) ) {
				$sub_fields = $field['fields'];
				unset( $field['fields'] );
			}

			$field_id = $parent_field_id
				? $this->add_group_field( $parent_field_id, $field )
				: $this->add_field( $field );

			if ( $sub_fields ) {
				$this->add_fields( $sub_fields, $field_id );
			}
		}
	}

	/**
	 * Add a field to the metabox
	 * @since  2.0.0
	 * @param  array  $field           Metabox field config array
	 * @param  int    $position        (optional) Position of metabox. 1 for first, etc
	 * @return mixed                   Field id or false
	 */
	public function add_field( array $field, $position = 0 ) {
		if ( ! is_array( $field ) || ! array_key_exists( 'id', $field ) ) {
			return false;
		}

		if ( 'oembed' === $field['type'] ) {
			// Initiate oembed Ajax hooks
			cmb2_ajax();
		}

		if ( isset( $field['column'] ) && false !== $field['column'] ) {
			$this->has_columns = true;

			$column = is_array( $field['column'] ) ? $field['column'] : array();

			$field['column'] = wp_parse_args( $column, array(
				'name'     => isset( $field['name'] ) ? $field['name'] : '',
				'position' => false,
			) );
		}

		$this->_add_field_to_array(
			$field,
			$this->meta_box['fields'],
			$position
		);

		return $field['id'];
	}

	/**
	 * Add a field to a group
	 * @since  2.0.0
	 * @param  string $parent_field_id The field id of the group field to add the field
	 * @param  array  $field           Metabox field config array
	 * @param  int    $position        (optional) Position of metabox. 1 for first, etc
	 * @return mixed                   Array of parent/field ids or false
	 */
	public function add_group_field( $parent_field_id, array $field, $position = 0 ) {
		if ( ! array_key_exists( $parent_field_id, $this->meta_box['fields'] ) ) {
			return false;
		}

		$parent_field = $this->meta_box['fields'][ $parent_field_id ];

		if ( 'group' !== $parent_field['type'] ) {
			return false;
		}

		if ( ! isset( $parent_field['fields'] ) ) {
			$this->meta_box['fields'][ $parent_field_id ]['fields'] = array();
		}

		$this->_add_field_to_array(
			$field,
			$this->meta_box['fields'][ $parent_field_id ]['fields'],
			$position
		);

		return array( $parent_field_id, $field['id'] );
	}

	/**
	 * Add a field array to a fields array in desired position
	 * @since 2.0.2
	 * @param array   $field    Metabox field config array
	 * @param array   &$fields  Array (passed by reference) to append the field (array) to
	 * @param integer $position Optionally specify a position in the array to be inserted
	 */
	protected function _add_field_to_array( $field, &$fields, $position = 0 ) {
		if ( $position ) {
			cmb2_utils()->array_insert( $fields, array( $field['id'] => $field ), $position );
		} else {
			$fields[ $field['id'] ] = $field;
		}
	}

	/**
	 * Remove a field from the metabox
	 * @since 2.0.0
	 * @param  string $field_id        The field id of the field to remove
	 * @param  string $parent_field_id (optional) The field id of the group field to remove field from
	 * @return bool                    True if field was removed
	 */
	public function remove_field( $field_id, $parent_field_id = '' ) {
		$ids = $this->get_field_ids( $field_id, $parent_field_id );

		if ( ! $ids ) {
			return false;
		}

		list( $field_id, $sub_field_id ) = $ids;

		unset( $this->fields[ implode( '', $ids ) ] );

		if ( ! $sub_field_id ) {
			unset( $this->meta_box['fields'][ $field_id ] );
			return true;
		}

		if ( isset( $this->fields[ $field_id ]->args['fields'][ $sub_field_id ] ) ) {
			unset( $this->fields[ $field_id ]->args['fields'][ $sub_field_id ] );
		}
		if ( isset( $this->meta_box['fields'][ $field_id ]['fields'][ $sub_field_id ] ) ) {
			unset( $this->meta_box['fields'][ $field_id ]['fields'][ $sub_field_id ] );
		}
		return true;
	}

	/**
	 * Update or add a property to a field
	 * @since  2.0.0
	 * @param  string $field_id        Field id
	 * @param  string $property        Field property to set/update
	 * @param  mixed  $value           Value to set the field property
	 * @param  string $parent_field_id (optional) The field id of the group field to remove field from
	 * @return mixed                   Field id. Strict compare to false, as success can return a falsey value (like 0)
	 */
	public function update_field_property( $field_id, $property, $value, $parent_field_id = '' ) {
		$ids = $this->get_field_ids( $field_id, $parent_field_id );

		if ( ! $ids ) {
			return false;
		}

		list( $field_id, $sub_field_id ) = $ids;

		if ( ! $sub_field_id ) {
			$this->meta_box['fields'][ $field_id ][ $property ] = $value;
			return $field_id;
		}

		$this->meta_box['fields'][ $field_id ]['fields'][ $sub_field_id ][ $property ] = $value;
		return $field_id;
	}

	/**
	 * Check if field ids match a field and return the index/field id
	 * @since  2.0.2
	 * @param  string  $field_id        Field id
	 * @param  string  $parent_field_id (optional) Parent field id
	 * @return mixed                    Array of field/parent ids, or false
	 */
	public function get_field_ids( $field_id, $parent_field_id = '' ) {
		$sub_field_id = $parent_field_id ? $field_id : '';
		$field_id     = $parent_field_id ? $parent_field_id : $field_id;
		$fields       =& $this->meta_box['fields'];

		if ( ! array_key_exists( $field_id, $fields ) ) {
			$field_id = $this->search_old_school_array( $field_id, $fields );
		}

		if ( false === $field_id ) {
			return false;
		}

		if ( ! $sub_field_id ) {
			return array( $field_id, $sub_field_id );
		}

		if ( 'group' !== $fields[ $field_id ]['type'] ) {
			return false;
		}

		if ( ! array_key_exists( $sub_field_id, $fields[ $field_id ]['fields'] ) ) {
			$sub_field_id = $this->search_old_school_array( $sub_field_id, $fields[ $field_id ]['fields'] );
		}

		return false === $sub_field_id ? false : array( $field_id, $sub_field_id );
	}

	/**
	 * When using the old array filter, it is unlikely field array indexes will be the field id
	 * @since  2.0.2
	 * @param  string $field_id The field id
	 * @param  array  $fields   Array of fields to search
	 * @return mixed            Field index or false
	 */
	public function search_old_school_array( $field_id, $fields ) {
		$ids = wp_list_pluck( $fields, 'id' );
		$index = array_search( $field_id, $ids );
		return false !== $index ? $index : false;
	}

	/**
	 * Handles metabox property callbacks, and passes this $cmb object as property.
	 * @since  2.2.3
	 * @param  callable $cb The callback method/function/closure
	 * @return mixed        Return of the callback function.
	 */
	protected function do_callback( $cb ) {
		return call_user_func( $cb, $this );
	}

	/**
	 * Generate a unique nonce field for each registered meta_box
	 * @since  2.0.0
	 * @return string unique nonce hidden input
	 */
	public function nonce_field() {
		wp_nonce_field( $this->nonce(), $this->nonce(), false, true );
	}

	/**
	 * Generate a unique nonce for each registered meta_box
	 * @since  2.0.0
	 * @return string unique nonce string
	 */
	public function nonce() {
		if ( $this->generated_nonce ) {
			return $this->generated_nonce;
		}
		$this->generated_nonce = sanitize_html_class( 'nonce_' . basename( __FILE__ ) . $this->cmb_id );
		return $this->generated_nonce;
	}

	/**
	 * Magic getter for our object.
	 * @param string $field
	 * @throws Exception Throws an exception if the field is invalid.
	 * @return mixed
	 */
	public function __get( $field ) {
		switch ( $field ) {
			case 'updated':
			case 'has_columns':
				return $this->{$field};
			default:
				return parent::__get( $field );
		}
	}

}

Push — trunk ( 0cdb75...7dd985 )

CMB2::add_group_field() B

Complexity

Size

Duplication

Code Coverage

Importance

1. Pass all data via parameters

2. Create a class that maintains your state

1. Pass all data via parameters

2. Create a class that maintains your state

WebDevStudios / CMB2

Push — trunk ( 0cdb75...7dd985 )

CMB2::add_group_field() B

Complexity

Size

Duplication

Code Coverage

Importance

1. Pass all data via parameters

2. Create a class that maintains your state

1. Pass all data via parameters

2. Create a class that maintains your state

Duplication Side-by-Side

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