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<?php
/**
* CMB2 - The core metabox object
*
* @category WordPress_Plugin
* @package CMB2
* @author CMB2 team
* @license GPL-2.0+
* @link https://cmb2.io
*
* @property-read string $cmb_id
* @property-read array $meta_box
* @property-read array $updated
* @property-read bool $has_columns
* @property-read array $tax_metaboxes_to_remove
*/
/**
* The main CMB2 object for storing box data/properties.
*/
class CMB2 extends CMB2_Base {
/**
* 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' => '',
// Post type slug, or 'user', 'term', 'comment', or 'options-page'.
'object_types' => array(),
/*
* The context within the screen where the boxes should display. Available contexts vary
* from screen to screen. Post edit screen contexts include 'normal', 'side', and 'advanced'.
*
* For placement in locations outside of a metabox, other options include:
* 'form_top', 'before_permalink', 'after_title', 'after_editor'
*
* Comments screen contexts include 'normal' and 'side'. Default is 'normal'.
*/
'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(),
/*
* Handles hooking CMB2 forms/metaboxes into the post/attachement/user/options-page screens
* and handles hooking in and saving those fields.
*/
'hookup' => true,
'save_fields' => true, // Will not save during hookup if false.
'closed' => false, // Default metabox to being closed.
'taxonomies' => array(),
'new_user_section' => 'add-new-user', // or 'add-existing-user'.
'new_term_section' => true,
'show_in_rest' => false,
'classes' => null, // Optionally add classes to the CMB2 wrapper
'classes_cb' => '', // Optionally add classes to the CMB2 wrapper (via a callback)
/*
* The following parameter is for post alternate-context metaboxes only.
*
* To output the fields 'naked' (without a postbox wrapper/style), then
* add a `'remove_box_wrap' => true` to your metabox registration array.
*/
'remove_box_wrap' => false,
/*
* The following parameters are for options-page metaboxes,
* and several are passed along to add_menu_page()/add_submenu_page()
*/
// 'menu_title' => null, // Falls back to 'title' (above). Do not define here so we can set a fallback.
'message_cb' => '', // Optionally define the options-save message (via a callback).
'option_key' => '', // The actual option key and admin menu page slug.
'parent_slug' => '', // Used as first param in add_submenu_page().
'capability' => 'manage_options', // Cap required to view options-page.
'icon_url' => '', // Menu icon. Only applicable if 'parent_slug' is left empty.
'position' => null, // Menu position. Only applicable if 'parent_slug' is left empty.
'admin_menu_hook' => 'admin_menu', // Alternately 'network_admin_menu' to add network-level options page.
'display_cb' => false, // Override the options-page form output (CMB2_Hookup::options_page_output()).
'save_button' => '', // The text for the options-page save button. Defaults to 'Save'.
'disable_settings_errors' => false, // On settings pages (not options-general.php sub-pages), allows disabling.
'tab_group' => '', // Tab-group identifier, enables options page tab navigation.
// 'tab_title' => null, // Falls back to 'title' (above). Do not define here so we can set a fallback.
// 'autoload' => true, // Defaults to true, the options-page option will be autloaded.
);
/**
* 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;
/**
* If taxonomy field is requesting to remove_default, we store the taxonomy here.
*
* @var array
* @since 2.2.3
*/
protected $tax_metaboxes_to_remove = array();
/**
* 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( esc_html__( 'Metabox configuration is required to have an ID parameter.', 'cmb2' ) );
}
$this->cmb_id = $config['id'];
$this->meta_box = wp_parse_args( $config, $this->mb_defaults );
$this->meta_box['fields'] = array();
// Ensures object_types is an array.
$this->set_prop( 'object_types', $this->box_types() ) ;
$this->object_id( $object_id );
if ( $this->is_options_page_mb() ) {
$this->init_options_mb();
}
$this->mb_object_type();
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}", $this );
// Hook in the hookup... how meta.
add_action( "cmb2_init_hookup_{$this->cmb_id}", array( 'CMB2_hookup', 'maybe_init_and_hookup' ) );
// Hook in the rest api functionality.
add_action( "cmb2_init_hookup_{$this->cmb_id}", array( 'CMB2_REST', 'maybe_init_and_hookup' ) );
}
/**
* 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).
*
* @return CMB2
*/
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 );
}
return $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 CMB2
*/
public function render_form_open( $object_id = 0, $object_type = '' ) {
$object_type = $this->object_type( $object_type );
$object_id = $this->object_id( $object_id );
echo "\n<!-- Begin CMB2 Fields -->\n";
$this->nonce_field();
/**
* 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="', esc_attr( $this->box_classes() ), '"><div id="cmb2-metabox-', sanitize_html_class( $this->cmb_id ), '" class="cmb2-metabox cmb-field-list">';
return $this;
}
/**
* 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 );
}
/**
* Add our context classes for non-standard metaboxes.
*
* @since 2.2.4
*/
if ( $this->is_alternate_context_box() ) {
$context = array();
// Include custom class if requesting no title.
if ( ! $this->prop( 'title' ) && ! $this->prop( 'remove_box_wrap' ) ) {
$context[] = 'cmb2-context-wrap-no-title';
}
// Include a generic context wrapper.
$context[] = 'cmb2-context-wrap';
// Include a context-type based context wrapper.
$context[] = 'cmb2-context-wrap-' . $this->prop( 'context' );
// Include an ID based context wrapper as well.
$context[] = 'cmb2-context-wrap-' . $this->prop( 'id' );
// And merge all the classes back into the array.
$classes = array_merge( $classes, $context );
}
/**
* 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 ) );
// Remove any duplicates.
$classes = array_unique( $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 CMB2
*/
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
*
* 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 );
/**
* 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 );
echo "\n<!-- End CMB2 Fields -->\n";
return $this;
}
/**
* 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 group of fields.
*
* @param array|CMB2_Field $args Array of field arguments for a group field parent or the group parent field.
* @return CMB2_Field|null Group field object.
*/
public function render_group( $args ) {
$field_group = false;
if ( $args instanceof CMB2_Field ) {
$field_group = 'group' === $args->type() ? $args : false;
} elseif ( isset( $args['id'], $args['fields'] ) && is_array( $args['fields'] ) ) {
$field_group = $this->get_field( $args );
}
if ( ! $field_group ) {
return;
}
$field_group->render_context = 'edit';
$field_group->peform_param_callback( 'render_row_cb' );
return $field_group;
}
/**
* The default callback to render a group of fields.
*
* @since 2.2.6
*
* @param array $field_args Array of field arguments for the group field parent.
* @param CMB2_Field $field_group The CMB2_Field group object.
*
* @return CMB2_Field|null Group field object.
*/
public function render_group_callback( $field_args, $field_group ) {
// If field is requesting to be conditionally shown.
if ( ! $field_group || ! $field_group->should_show() ) {
return;
}
$field_group->index = 0;
$field_group->peform_param_callback( 'before_group' );
$desc = $field_group->args( 'description' );
$label = $field_group->args( 'name' );
$group_val = (array) $field_group->value();
echo '<div class="cmb-row cmb-repeat-group-wrap ', esc_attr( $field_group->row_classes() ), '" data-fieldtype="group"><div class="cmb-td"><div data-groupid="', esc_attr( $field_group->id() ), '" id="', esc_attr( $field_group->id() ), '_repeat" ', $this->group_wrap_attributes( $field_group ), '>';
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 );
$field_group->index++;
}
} else {
$this->render_group_row( $field_group );
}
if ( $field_group->args( 'repeatable' ) ) {
echo '<div class="cmb-row"><div class="cmb-td"><p class="cmb-add-row"><button type="button" data-selector="', esc_attr( $field_group->id() ), '_repeat" data-grouptitle="', esc_attr( $field_group->options( 'group_title' ) ), '" class="cmb-add-group-row button-secondary">', $field_group->options( 'add_button' ), '</button></p></div></div>';
}
echo '</div></div></div>';
$field_group->peform_param_callback( 'after_group' );
return $field_group;
}
/**
* Get the group wrap attributes, which are passed through a filter.
*
* @since 2.2.3
* @param CMB2_Field $field_group The group CMB2_Field object.
* @return string The attributes string.
*/
public function group_wrap_attributes( $field_group ) {
$classes = 'cmb-nested cmb-field-list cmb-repeatable-group';
$classes .= $field_group->options( 'sortable' ) ? ' sortable' : ' non-sortable';
$classes .= $field_group->args( 'repeatable' ) ? ' repeatable' : ' non-repeatable';
$group_wrap_attributes = array(
'class' => $classes,
'style' => 'width:100%;',
);
/**
* Allow for adding additional HTML attributes to a group wrapper.
*
* The attributes will be an array of key => value pairs for each attribute.
*
* @since 2.2.2
*
* @param string $group_wrap_attributes Current attributes array.
*
* @param CMB2_Field $field_group The group CMB2_Field object.
*/
$group_wrap_attributes = apply_filters( 'cmb2_group_wrap_attributes', $group_wrap_attributes, $field_group );
$atts = array();
foreach ( $group_wrap_attributes as $att => $att_value ) {
if ( ! CMB2_Utils::is_data_attribute( $att ) ) {
$att_value = htmlspecialchars( $att_value );
}
$atts[ sanitize_html_class( $att ) ] = sanitize_text_field( strip_tags( $att_value ) );
}
return CMB2_Utils::concat_attrs( $atts );
}
/**
* Render a repeatable group row
*
* @since 1.0.2
* @param CMB2_Field $field_group CMB2_Field group field object.
*
* @return CMB2
*/
public function render_group_row( $field_group ) {
$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" data-selector="', $field_group->id(), '_repeat" class="dashicons-before dashicons-no-alt cmb-remove-group-row" title="', esc_attr( $field_group->options( 'remove_button' ) ), '"></button>';
}
echo '
<div class="cmbhandle" title="' , esc_attr__( '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>
<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' );
$this->get_field( $field_args, $field_group )->render_field();
}
}
if ( $field_group->args( 'repeatable' ) ) {
echo '
<div class="cmb-row cmb-remove-field-row">
<div class="cmb-remove-row">
<button type="button" data-selector="', $field_group->id(), '_repeat" class="cmb-remove-group-row cmb-remove-group-row-button alignright button-secondary">', $field_group->options( 'remove_button' ), '</button>
</div>
</div>
';
}
echo '
</div>
</div>
';
$field_group->peform_param_callback( 'after_group_row' );
return $this;
}
/**
* 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.
* @param CMB2_Field|null $field_group CMB2_Field group field object.
*/
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 );
}
$types = new CMB2_Types( $field );
if ( $field_group ) {
$types->iterator = $field_group->index;
}
$this->hidden_fields[] = $types;
return $field;
}
/**
* Loop through and output hidden fields
*
* @since 2.0.0
*
* @return CMB2
*/
public function render_hidden_fields() {
if ( ! empty( $this->hidden_fields ) ) {
foreach ( $this->hidden_fields as $hidden ) {
$hidden->render();
}
}
return $this;
}
/**
* 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.
$this->object_id( '_' );
// Ensure temp. data store is empty.
cmb2_options( 0 )->set();
// We want to get any taxonomy values back.
add_filter( "cmb2_return_taxonomy_values_{$this->cmb_id}", '__return_true' );
// Process/save fields.
$this->process_fields();
// Put things back the way they were.
remove_filter( "cmb2_return_taxonomy_values_{$this->cmb_id}", '__return_true' );
// 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.
*
* @return CMB2
*/
public function save_fields( $object_id = 0, $object_type = '', $data_to_save = array() ) {
// 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();
}
return $this->after_save();
}
/**
* Process and save form fields
*
* @since 2.0.0
*
* @return CMB2
*/
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 );
}
return $this;
}
/**
* Process and save a field
*
* @since 2.0.0
* @param array $field_args Array of field arguments.
*
* @return CMB2
*/
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:
$field = $this->get_new_field( $field_args );
if ( $field->save_field_from_data( $this->data_to_save ) ) {
$this->updated[] = $field->id();
}
break;
}
return $this;
}
/**
* Fires the "cmb2_{$object_type}_process_fields_{$cmb_id}" action hook.
*
* @since 2.x.x
*
* @return CMB2
*/
public function pre_process() {
$object_type = $this->object_type();
/**
* Fires before fields have been processed/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`.
*
* The dynamic portion of the hook name, $this->cmb_id, is the meta_box id.
*
* @param array $cmb This CMB2 object
* @param int $object_id The ID of the current object
*/
do_action( "cmb2_{$object_type}_process_fields_{$this->cmb_id}", $this, $this->object_id() );
return $this;
}
/**
* Fires the "cmb2_save_{$object_type}_fields" and
* "cmb2_save_{$object_type}_fields_{$cmb_id}" action hooks.
*
* @since 2.x.x
*
* @return CMB2
*/
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 );
return $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 ) );
}
/**
* Save a repeatable group
*
* @since 1.x.x
* @param CMB2_Field $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 ) {
if ( 'title' === $field_args['type'] ) {
// Don't process title fields.
continue;
}
$field = $this->get_new_field( $field_args, $field_group );
$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;
}// End foreach().
$saved[ $field_group->index ] = CMB2_Utils::filter_empty( $saved[ $field_group->index ] );
}// End foreach().
$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|string $object_id Object ID.
* @return integer|string $object_id Object ID.
*/
public function object_id( $object_id = 0 ) {
global $pagenow;
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'] ) ? wp_unslash( $_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'] ) ? wp_unslash( $_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'] ) ? wp_unslash( $_REQUEST['tag_ID'] ) : $object_id;
break;
case 'options-page':
$key = $this->doing_options_page();
if ( ! empty( $key ) ) {
$object_id = $key;
}
break;
default:
$object_id = isset( $GLOBALS['post']->ID ) ? $GLOBALS['post']->ID : $object_id;
$object_id = isset( $_REQUEST['post'] ) ? wp_unslash( $_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->box_types();
$type = '';
// if it's an array of one, extract it.
if ( 1 === count( $registered_types ) ) {
$last = end( $registered_types );
if ( is_string( $last ) ) {
$type = $last;
}
} elseif ( ( $curr_type = $this->current_object_type() ) && in_array( $curr_type, $registered_types, true ) ) {
$type = $curr_type;
}
// Get our object type.
switch ( $type ) {
case 'user':
case 'comment':
case 'term':
$this->mb_object_type = $type;
break;
default:
$this->mb_object_type = 'post';
break;
}
return $this->mb_object_type;
}
/**
* Gets the box 'object_types' array based on box settings.
*
* @since 2.2.3
* @param array $fallback Fallback value.
*
* @return array Object types.
*/
public function box_types( $fallback = array() ) {
return CMB2_Utils::ensure_array( $this->prop( 'object_types' ), $fallback );
}
/**
* Initates the object types and option key for an options page metabox.
*
* @since 2.2.5
*
* @return void
*/
public function init_options_mb() {
$keys = $this->options_page_keys();
$types = $this->box_types();
if ( empty( $keys ) ) {
$keys = '';
$types = $this->deinit_options_mb( $types );
} else {
// Make sure 'options-page' is one of the object types.
$types[] = 'options-page';
}
// Set/Reset the option_key property.
$this->set_prop( 'option_key', $keys );
// Reset the object types.
$this->set_prop( 'object_types', array_unique( $types ) ) ;
}
/**
* If object-page initiation failed, remove traces options page setup.
*
* @since 2.2.5
*
* @return array
*/
protected function deinit_options_mb( $types ) {
if ( isset( $this->meta_box['show_on']['key'] ) && 'options-page' === $this->meta_box['show_on']['key'] ) {
unset( $this->meta_box['show_on']['key'] );
}
if ( array_key_exists( 'options-page', $this->meta_box['show_on'] ) ) {
unset( $this->meta_box['show_on']['options-page'] );
}
$index = array_search( 'options-page', $types );
if ( false !== $index ) {
unset( $types[ $index ] );
}
return $types;
}
/**
* Determines if metabox is for an options page
*
* @since 1.0.1
* @return boolean True/False.
*/
public function is_options_page_mb() {
return (
// 'show_on' values checked for back-compatibility.
$this->is_old_school_options_page_mb()
|| in_array( 'options-page', $this->box_types() )
);
}
/**
* Determines if metabox uses old-schoold options page config.
*
* @since 2.2.5
* @return boolean True/False.
*/
public function is_old_school_options_page_mb() {
return (
// 'show_on' values checked for back-compatibility.
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'] )
);
}
/**
* Determine if we are on an options page (or saving the options page).
*
* @since 2.2.5
*
* @return bool
*/
public function doing_options_page() {
$found_key = false;
$keys = $this->options_page_keys();
if ( empty( $keys ) ) {
return $found_key;
}
if ( ! empty( $_GET['page'] ) && in_array( $_GET['page'], $keys ) ) {
$found_key = $_GET['page'];
}
if ( ! empty( $_POST['action'] ) && in_array( $_POST['action'], $keys ) ) {
$found_key = $_POST['action'];
}
return $found_key ? $found_key : false;
}
/**
* Get the options page key.
*
* @since 2.2.5
* @return string|array
*/
public function options_page_keys() {
$key = '';
if ( ! $this->is_options_page_mb() ) {
return $key;
}
$values = null;
if ( ! empty( $this->meta_box['show_on']['value'] ) ) {
$values = $this->meta_box['show_on']['value'];
} elseif ( ! empty( $this->meta_box['show_on']['options-page'] ) ) {
$values = $this->meta_box['show_on']['options-page'];
} elseif ( $this->prop( 'option_key') ) {
$values = $this->prop( 'option_key');
}
if ( $values ) {
$key = $values;
}
if ( ! is_array( $key ) ) {
$key = array( $key );
}
return $key;
}
/**
* Returns the object type
*
* @since 1.0.0
* @param string $object_type Type of object being saved. (e.g., post, user, or comment). Optional.
* @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;
$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';
}
if ( defined( 'DOING_AJAX' ) && isset( $_POST['action'] ) && 'add-tag' === $_POST['action'] ) {
$type = 'term';
}
if (
in_array( $pagenow, array( 'admin.php', 'admin-post.php' ), true )
&& $this->doing_options_page()
) {
$type = 'options-page';
}
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|null $field_group (optional) CMB2_Field object (group parent).
* @param bool $reset_cached (optional) Reset the internal cache for this field object.
* Use sparingly.
*
* @return CMB2_Field|false CMB2_Field object (or false).
*/
public function get_field( $field, $field_group = null, $reset_cached = false ) {
if ( $field instanceof CMB2_Field ) {
return $field;
}
$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 );
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 ) && ! $reset_cached ) {
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 CMB2_Field|null $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;
}
/**
* 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.
*
* @return CMB2
*/
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 );
}
}
return $this;
}
/**
* 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 string|false Field id or false.
*/
public function add_field( array $field, $position = 0 ) {
if ( ! array_key_exists( 'id', $field ) ) {
return false;
}
// Perform some field-type-specific initiation actions.
switch ( $field['type'] ) {
case 'file':
case 'file_list':
// Initiate attachment JS hooks.
add_filter( 'wp_prepare_attachment_for_js', array( 'CMB2_Type_File_Base', 'prepare_image_sizes_for_js' ), 10, 3 );
break;
case 'oembed':
// Initiate oembed Ajax hooks.
cmb2_ajax();
break;
case 'group':
if ( empty( $field['render_row_cb'] ) ) {
$field['render_row_cb'] = array( $this, 'render_group_callback' );
}
break;
case 'colorpicker':
// https://github.com/JayWood/CMB2_RGBa_Picker
// Dequeue the rgba_colorpicker custom field script if it is used,
// since we now enqueue our own more current version.
add_action( 'admin_enqueue_scripts', array( 'CMB2_Type_Colorpicker', 'dequeue_rgba_colorpicker_script' ), 99 );
break;
}
if ( isset( $field['column'] ) && false !== $field['column'] ) {
$field = $this->define_field_column( $field );
}
if ( isset( $field['taxonomy'] ) && ! empty( $field['remove_default'] ) ) {
$this->tax_metaboxes_to_remove[ $field['taxonomy'] ] = $field['taxonomy'];
}
$this->_add_field_to_array(
$field,
$this->meta_box['fields'],
$position
);
return $field['id'];
}
/**
* Defines a field's column if requesting to be show in admin columns.
*
* @since 2.2.3
* @param array $field Metabox field config array.
* @return array Modified metabox field config array.
*/
protected function define_field_column( array $field ) {
$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,
) );
return $field;
}
/**
* 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
* @param mixed $additional_params Any additoinal parameters which should be passed to the callback.
* @return mixed Return of the callback function.
*/
public function do_callback( $cb, $additional_params = null ) {
return call_user_func( $cb, $this, $additional_params );
}
/**
* Generate a unique nonce field for each registered meta_box
*
* @since 2.0.0
* @return void
*/
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 ) {
$this->generated_nonce = sanitize_html_class( 'nonce_' . basename( __FILE__ ) . $this->cmb_id );
}
return $this->generated_nonce;
}
/**
* Checks if field-saving updated any fields.
*
* @since 2.2.5
*
* @return bool
*/
public function was_updated() {
return ! empty( $this->updated );
}
/**
* Whether this box is an "alternate context" box. This means the box has a 'context' property defined as:
* 'form_top', 'before_permalink', 'after_title', or 'after_editor'.
*
* @since 2.2.4
* @return bool
*/
public function is_alternate_context_box() {
return $this->prop( 'context' ) && in_array( $this->prop( 'context' ), array( 'form_top', 'before_permalink', 'after_title', 'after_editor' ), true );
}
/**
* Magic getter for our object.
*
* @param string $property Object property.
* @throws Exception Throws an exception if the field is invalid.
* @return mixed
*/
public function __get( $property ) {
switch ( $property ) {
case 'updated':
case 'has_columns':
case 'tax_metaboxes_to_remove':
return $this->{$property};
default:
return parent::__get( $property );
}
}
}