Packages

• CMB2
• Demo
  • CMB2
• None
• Tests
  • CMB2

Classes

• CMB2
• CMB2_Ajax
• CMB2_Base
• CMB2_Bootstrap_2101
• CMB2_Boxes
• CMB2_Display_Checkbox
• CMB2_Display_Colorpicker
• CMB2_Display_File
• CMB2_Display_File_List
• CMB2_Display_Multicheck
• CMB2_Display_oEmbed
• CMB2_Display_Select
• CMB2_Display_Taxonomy_Multicheck
• CMB2_Display_Taxonomy_Radio
• CMB2_Display_Text_Date
• CMB2_Display_Text_Date_Timezone
• CMB2_Display_Text_Money
• CMB2_Display_Text_Time
• CMB2_Display_Text_Url
• CMB2_Display_Textarea
• CMB2_Display_Textarea_Code
• CMB2_Field
• CMB2_Field_Display
• CMB2_Hookup
• CMB2_Hookup_Base
• CMB2_Integration_Box
• CMB2_JS
• CMB2_Option
• CMB2_Options
• CMB2_Options_Hookup
• CMB2_REST
• CMB2_REST_Controller
• CMB2_REST_Controller_Boxes
• CMB2_REST_Controller_Fields
• CMB2_Sanitize
• CMB2_Show_Filters
• CMB2_Type_Base
• CMB2_Type_Checkbox
• CMB2_Type_Colorpicker
• CMB2_Type_Counter_Base
• CMB2_Type_File
• CMB2_Type_File_Base
• CMB2_Type_File_List
• CMB2_Type_Multi_Base
• CMB2_Type_Multicheck
• CMB2_Type_Oembed
• CMB2_Type_Picker_Base
• CMB2_Type_Radio
• CMB2_Type_Select
• CMB2_Type_Select_Timezone
• CMB2_Type_Taxonomy_Base
• CMB2_Type_Taxonomy_Multicheck
• CMB2_Type_Taxonomy_Multicheck_Hierarchical
• CMB2_Type_Taxonomy_Radio
• CMB2_Type_Taxonomy_Radio_Hierarchical
• CMB2_Type_Taxonomy_Select
• CMB2_Type_Taxonomy_Select_Hierarchical
• CMB2_Type_Text
• CMB2_Type_Text_Date
• CMB2_Type_Text_Datetime_Timestamp
• CMB2_Type_Text_Datetime_Timestamp_Timezone
• CMB2_Type_Text_Time
• CMB2_Type_Textarea
• CMB2_Type_Textarea_Code
• CMB2_Type_Title
• CMB2_Type_Wysiwyg
• CMB2_Types
• CMB2_Utils

Hooks

• Hook Reference

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<?php
/**
 * CMB field type objects
 *
 * @since  1.0.0
 *
 * @category  WordPress_Plugin
 * @package   CMB2
 * @author    CMB2 team
 * @license   GPL-2.0+
 * @link      https://cmb2.io
 */
class CMB2_Types {

    /**
     * An iterator value for repeatable fields
     *
     * @var   integer
     * @since 1.0.0
     */
    public $iterator = 0;

    /**
     * Current CMB2_Field field object
     *
     * @var   CMB2_Field object
     * @since 1.0.0
     */
    public $field;

    /**
     * Current CMB2_Type_Base object
     *
     * @var   CMB2_Type_Base object
     * @since 2.2.2
     */
    public $type = null;

    public function __construct( CMB2_Field $field ) {
        $this->field = $field;
    }

    /**
     * Default fallback. Allows rendering fields via "cmb2_render_$fieldtype" hook
     *
     * @since 1.0.0
     * @param string $fieldtype Non-existent field type name
     * @param array  $arguments All arguments passed to the method
     */
    public function __call( $fieldtype, $arguments ) {

        // Check for methods to be proxied to the CMB2_Type_Base object.
        if ( $exists = $this->maybe_proxy_method( $fieldtype, $arguments ) ) {
            return $exists['value'];
        }

        // Check for custom field type class.
        if ( $object = $this->maybe_custom_field_object( $fieldtype, $arguments ) ) {
            return $object->render();
        }

        /**
         * Pass non-existent field types through an action.
         *
         * The dynamic portion of the hook name, $fieldtype, refers to the field type.
         *
         * @param array  $field              The passed in `CMB2_Field` object
         * @param mixed  $escaped_value      The value of this field escaped.
         *                                   It defaults to `sanitize_text_field`.
         *                                   If you need the unescaped value, you can access it
         *                                   via `$field->value()`
         * @param int    $object_id          The ID of the current object
         * @param string $object_type        The type of object you are working with.
         *                                   Most commonly, `post` (this applies to all post-types),
         *                                   but could also be `comment`, `user` or `options-page`.
         * @param object $field_type_object  This `CMB2_Types` object
         */
        do_action( "cmb2_render_{$fieldtype}", $this->field, $this->field->escaped_value(), $this->field->object_id, $this->field->object_type, $this );
    }

    /**
     * Render a field (and handle repeatable)
     *
     * @since  1.1.0
     */
    public function render() {
        if ( $this->field->args( 'repeatable' ) ) {
            $this->render_repeatable_field();
        } else {
            $this->_render();
        }
    }

    /**
     * Render a field type
     *
     * @since  1.1.0
     */
    protected function _render() {
        $this->field->peform_param_callback( 'before_field' );
        echo $this->{$this->field->type()}();
        $this->field->peform_param_callback( 'after_field' );
    }

    /**
     * Proxies the method call to the CMB2_Type_Base object, if it exists, otherwise returns a default fallback value.
     *
     * @since  2.2.2
     *
     * @param  string $method  Method to call on the CMB2_Type_Base object.
     * @param  mixed  $default Default fallback value if method is not found.
     * @param  array  $args    Optional arguments to pass to proxy method.
     *
     * @return mixed           Results from called method.
     */
    protected function proxy_method( $method, $default, $args = array() ) {
        if ( ! is_object( $this->type ) ) {
            $this->guess_type_object( $method );
        }

        if ( is_object( $this->type ) && method_exists( $this->type, $method ) ) {

            return empty( $args )
                ? $this->type->$method()
                : call_user_func_array( array( $this->type, $method ), $args );
        }

        return $default;
    }

    /**
     * If no CMB2_Types::$type object is initiated when a proxy method is called, it means
     * it's a custom field type (which SHOULD be instantiating a Type), but let's try and
     * guess the type object for them and instantiate it.
     *
     * @since  2.2.3
     *
     * @param string $method  Method attempting to be called on the CMB2_Type_Base object.
     * @return bool
     */
    protected function guess_type_object( $method ) {
        $fieldtype = $this->field->type();

        // Try to "guess" the Type object based on the method requested.
        switch ( $method ) {
            case 'select_option':
            case 'list_input':
            case 'list_input_checkbox':
            case 'concat_items':
                $this->get_new_render_type( $fieldtype, 'CMB2_Type_Select' );
                break;
            case 'is_valid_img_ext':
            case 'img_status_output':
            case 'file_status_output':
                $this->get_new_render_type( $fieldtype, 'CMB2_Type_File_Base' );
                break;
            case 'parse_picker_options':
                $this->get_new_render_type( $fieldtype, 'CMB2_Type_Text_Date' );
                break;
            case 'get_object_terms':
            case 'get_terms':
                $this->get_new_render_type( $fieldtype, 'CMB2_Type_Taxonomy_Multicheck' );
                break;
            case 'date_args':
            case 'time_args':
                $this->get_new_render_type( $fieldtype, 'CMB2_Type_Text_Datetime_Timestamp' );
                break;
            case 'parse_args':
                $this->get_new_render_type( $fieldtype, 'CMB2_Type_Text' );
                break;
        }

        return null !== $this->type;
    }

    /**
     * Check for methods to be proxied to the CMB2_Type_Base object.
     *
     * @since  2.2.4
     * @param  string $method    The possible method to proxy.
     * @param  array  $arguments All arguments passed to the method.
     * @return bool|array        False if not proxied, else array with 'value' key being the return of the method.
     */
    public function maybe_proxy_method( $method, $arguments ) {
        $exists = false;

        $proxied = array(
            'get_object_terms'     => array(),
            'is_valid_img_ext'     => false,
            'parse_args'           => array(),
            'concat_items'         => '',
            'select_option'        => '',
            'list_input'           => '',
            'list_input_checkbox'  => '',
            'img_status_output'    => '',
            'file_status_output'   => '',
            'parse_picker_options' => array(),
        );
        if ( isset( $proxied[ $method ] ) ) {
            $exists = array(
                // Ok, proxy the method call to the CMB2_Type_Base object.
                'value' => $this->proxy_method( $method, $proxied[ $method ], $arguments ),
            );
        }

        return $exists;
    }

    /**
     * Checks for a custom field CMB2_Type_Base class to use for rendering.
     *
     * @since 2.2.4
     *
     * @param string $fieldtype Non-existent field type name.
     * @param array  $args      Optional field arguments.
     *
     * @return bool|CMB2_Type_Base Type object if custom field is an object, false if field was added with
     *                             `cmb2_render_{$field_type}` action.
     * @throws Exception if custom field type class does not extend CMB2_Type_Base.
     */
    public function maybe_custom_field_object( $fieldtype, $args = array() ) {
        if ( $render_class_name = $this->get_render_type_class( $fieldtype ) ) {
            $this->type = new $render_class_name( $this, $args );

            if ( ! ( $this->type instanceof CMB2_Type_Base ) ) {
                throw new Exception( __( 'Custom CMB2 field type classes must extend CMB2_Type_Base.', 'cmb2' ) );
            }

            return $this->type;
        }

        return false;
    }

    /**
     * Gets the render type CMB2_Type_Base object to use for rendering the field.
     *
     * @since  2.2.4
     * @param  string $fieldtype         The type of field being rendered.
     * @param  string $render_class_name The default field type class to use. Defaults to null.
     * @param  array  $args              Optional arguments to pass to type class.
     * @param  mixed  $additional        Optional additional argument to pass to type class.
     * @return CMB2_Type_Base            Type object.
     */
    public function get_new_render_type( $fieldtype, $render_class_name = null, $args = array(), $additional = '' ) {
        $render_class_name = $this->get_render_type_class( $fieldtype, $render_class_name );
        $this->type = new $render_class_name( $this, $args, $additional );

        return $this->type;
    }

    /**
     * Checks for the render type class to use for rendering the field.
     *
     * @since  2.2.4
     * @param  string $fieldtype         The type of field being rendered.
     * @param  string $render_class_name The default field type class to use. Defaults to null.
     * @return string                    The field type class to use.
     */
    public function get_render_type_class( $fieldtype, $render_class_name = null ) {
        $render_class_name = $this->field->args( 'render_class' ) ? $this->field->args( 'render_class' ) : $render_class_name;

        if ( has_action( "cmb2_render_class_{$fieldtype}" ) ) {

            /**
             * Filters the custom field type class used for rendering the field. Class is required to extend CMB2_Type_Base.
             *
             * The dynamic portion of the hook name, $fieldtype, refers to the (custom) field type.
             *
             * @since 2.2.4
             *
             * @param string $render_class_name The custom field type class to use. Default null.
             * @param object $field_type_object This `CMB2_Types` object.
             */
            $render_class_name = apply_filters( "cmb2_render_class_{$fieldtype}", $render_class_name, $this );
        }

        return $render_class_name && class_exists( $render_class_name ) ? $render_class_name : false;
    }

    /**
     * Retrieve text parameter from field's options array (if it has one), or use fallback text
     *
     * @since 2.0.0
     * @param  string $text_key Key in field's options array.
     * @param  string $fallback Fallback text.
     * @return string
     */
    public function _text( $text_key, $fallback = '' ) {
        return $this->field->get_string( $text_key, $fallback );
    }

    /**
     * Determine a file's extension
     *
     * @since  1.0.0
     * @param  string $file File url
     * @return string|false File extension or false
     */
    public function get_file_ext( $file ) {
        return CMB2_Utils::get_file_ext( $file );
    }

    /**
     * Get the file name from a url
     *
     * @since  2.0.0
     * @param  string $value File url or path
     * @return string        File name
     */
    public function get_file_name_from_path( $value ) {
        return CMB2_Utils::get_file_name_from_path( $value );
    }

    /**
     * Combines attributes into a string for a form element
     *
     * @since  1.1.0
     * @param  array $attrs        Attributes to concatenate
     * @param  array $attr_exclude Attributes that should NOT be concatenated
     * @return string               String of attributes for form element
     */
    public function concat_attrs( $attrs, $attr_exclude = array() ) {
        return CMB2_Utils::concat_attrs( $attrs, $attr_exclude );
    }

    /**
     * Generates repeatable field table markup
     *
     * @since  1.0.0
     */
    public function render_repeatable_field() {
        $table_id = $this->field->id() . '_repeat';

        $this->_desc( true, true, true );
        ?>

        <div id="<?php echo $table_id; ?>" class="cmb-repeat-table cmb-nested">
            <div class="cmb-tbody cmb-field-list">
                <?php $this->repeatable_rows(); ?>
            </div>
        </div>
        <p class="cmb-add-row">
            <button type="button" data-selector="<?php echo $table_id; ?>" class="cmb-add-row-button button-secondary"><?php echo esc_html( $this->_text( 'add_row_text', esc_html__( 'Add Row', 'cmb2' ) ) ); ?></button>
        </p>

        <?php
        // reset iterator
        $this->iterator = 0;
    }

    /**
     * Generates repeatable field rows
     *
     * @since  1.1.0
     */
    public function repeatable_rows() {
        $meta_value = array_filter( (array) $this->field->escaped_value() );
        // check for default content
        $default    = $this->field->get_default();

        // check for saved data
        if ( ! empty( $meta_value ) ) {
            $meta_value = is_array( $meta_value ) ? array_filter( $meta_value ) : $meta_value;
            $meta_value = ! empty( $meta_value ) ? $meta_value : $default;
        } else {
            $meta_value = $default;
        }

        // Loop value array and add a row
        if ( ! empty( $meta_value ) ) {
            foreach ( (array) $meta_value as $val ) {
                $this->field->escaped_value = $val;
                $this->repeat_row();
                $this->iterator++;
            }
        } else {

            // If value is empty (including empty array), then clear the value.
            $this->field->escaped_value = $this->field->value = null;

            // Otherwise add one row
            $this->repeat_row();
        }

        // Then add an empty row
        $this->field->escaped_value = $default;
        $this->iterator = $this->iterator ? $this->iterator : 1;
        $this->repeat_row( 'empty-row hidden' );
    }

    /**
     * Generates a repeatable row's markup
     *
     * @since 1.1.0
     * @param string $classes Repeatable table row's class
     */
    protected function repeat_row( $classes = 'cmb-repeat-row' ) {
        $classes = explode( ' ', $classes );
        $classes = array_map( 'sanitize_html_class', $classes );
        ?>

        <div class="cmb-row <?php echo esc_attr( implode( ' ', $classes ) ); ?>">
            <div class="cmb-td">
                <?php $this->_render(); ?>
            </div>
            <div class="cmb-td cmb-remove-row">
                <button type="button" class="button-secondary cmb-remove-row-button" title="<?php echo esc_attr( $this->_text( 'remove_row_button_title', esc_html__( 'Remove Row', 'cmb2' ) ) ); ?>"><?php echo esc_html( $this->_text( 'remove_row_text', esc_html__( 'Remove', 'cmb2' ) ) ); ?></button>
            </div>
        </div>

        <?php
    }

    /**
     * Generates description markup.
     *
     * @since 1.0.0
     * @param bool $paragraph    Paragraph tag or span.
     * @param bool $echo         Whether to echo description or only return it.
     * @param bool $repeat_group Whether to repeat the group.
     * @return string Field's description markup.
     */
    public function _desc( $paragraph = false, $echo = false, $repeat_group = false ) {
        // Prevent description from printing multiple times for repeatable fields
        if ( ! $repeat_group && ( $this->field->args( 'repeatable' ) || $this->iterator > 0 ) ) {
            return '';
        }

        $desc = $this->field->args( 'description' );

        if ( ! $desc ) {
            return;
        }

        $tag = $paragraph ? 'p' : 'span';
        $desc = sprintf( "\n" . '<%1$s class="cmb2-metabox-description">%2$s</%1$s>' . "\n", $tag, $desc );

        if ( $echo ) {
            echo $desc;
        }

        return $desc;
    }

    /**
     * Generate field name attribute
     *
     * @since  1.1.0
     * @param  string $suffix For multi-part fields
     * @return string          Name attribute
     */
    public function _name( $suffix = '' ) {
        return $this->field->args( '_name' ) . ( $this->field->args( 'repeatable' ) ? '[' . $this->iterator . ']' : '' ) . $suffix;
    }

    /**
     * Generate field id attribute
     *
     * @since  1.1.0
     * @param  string $suffix                     For multi-part fields
     * @param  bool   $append_repeatable_iterator Whether to append the iterator attribue if the field is repeatable.
     * @return string                             Id attribute
     */
    public function _id( $suffix = '', $append_repeatable_iterator = true ) {
        $id = $this->field->id() . $suffix . ( $this->field->args( 'repeatable' ) ? '_' . $this->iterator : '' );

        if ( $append_repeatable_iterator && $this->field->args( 'repeatable' ) ) {
            $id .= '" data-iterator="' . $this->iterator;
        }

        return $id;
    }

    /**
     * Handles outputting an 'input' element
     *
     * @since  1.1.0
     * @param  array  $args Override arguments
     * @param  string $type Field type
     * @return string       Form input element
     */
    public function input( $args = array(), $type = __FUNCTION__ ) {
        return $this->get_new_render_type( 'text', 'CMB2_Type_Text', $args, $type )->render();
    }

    /**
     * Handles outputting an 'textarea' element
     *
     * @since  1.1.0
     * @param  array $args Override arguments
     * @return string       Form textarea element
     */
    public function textarea( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Textarea', $args )->render();
    }

    /**
     * Begin Field Types
     */

    public function text() {
        return $this->input();
    }

    public function hidden() {
        $args = array(
            'type'  => 'hidden',
            'desc'  => '',
            'class' => 'cmb2-hidden',
        );
        if ( $this->field->group ) {
            $args['data-groupid'] = $this->field->group->id();
            $args['data-iterator'] = $this->iterator;
        }

        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text', $args, 'input' )->render();
    }

    public function text_small() {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text', array(
            'class' => 'cmb2-text-small',
            'desc'  => $this->_desc(),
        ), 'input' )->render();
    }

    public function text_medium() {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text', array(
            'class' => 'cmb2-text-medium',
            'desc'  => $this->_desc(),
        ), 'input' )->render();
    }

    public function text_email() {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text', array(
            'class' => 'cmb2-text-email cmb2-text-medium',
            'type'  => 'email',
        ), 'input' )->render();
    }

    public function text_url() {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text', array(
            'class' => 'cmb2-text-url cmb2-text-medium regular-text',
            'value' => $this->field->escaped_value( 'esc_url' ),
        ), 'input' )->render();
    }

    public function text_money() {
        $input = $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text', array(
            'class' => 'cmb2-text-money',
            'desc'  => $this->_desc(),
        ), 'input' )->render();
        return ( ! $this->field->get_param_callback_result( 'before_field' ) ? '$ ' : ' ' ) . $input;
    }

    public function textarea_small() {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Textarea', array(
            'class' => 'cmb2-textarea-small',
            'rows'  => 4,
        ) )->render();
    }

    public function textarea_code( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Textarea_Code', $args )->render();
    }

    public function wysiwyg( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Wysiwyg', $args )->render();
    }

    public function text_date( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text_Date', $args )->render();
    }

    // Alias for text_date
    public function text_date_timestamp( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text_Date', $args )->render();
    }

    public function text_time( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text_Time', $args )->render();
    }

    public function text_datetime_timestamp( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text_Datetime_Timestamp', $args )->render();
    }

    public function text_datetime_timestamp_timezone( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Text_Datetime_Timestamp_Timezone', $args )->render();
    }

    public function select_timezone( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Select_Timezone', $args )->render();
    }

    public function colorpicker( $args = array(), $meta_value = '' ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Colorpicker', $args, $meta_value )->render();
    }

    public function title( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Title', $args )->render();
    }

    public function select( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Select', $args )->render();
    }

    public function taxonomy_select( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Taxonomy_Select', $args )->render();
    }

    public function taxonomy_select_hierarchical( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Taxonomy_Select_Hierarchical', $args )->render();
    }

    public function radio( $args = array(), $type = __FUNCTION__ ) {
        return $this->get_new_render_type( $type, 'CMB2_Type_Radio', $args, $type )->render();
    }

    public function radio_inline( $args = array() ) {
        return $this->radio( $args, __FUNCTION__ );
    }

    public function multicheck( $type = 'checkbox' ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Multicheck', array(), $type )->render();
    }

    public function multicheck_inline() {
        return $this->multicheck( 'multicheck_inline' );
    }

    public function checkbox( $args = array(), $is_checked = null ) {
        // Avoid get_new_render_type since we need a different default for the 3rd argument than ''.
        $render_class_name = $this->get_render_type_class( __FUNCTION__, 'CMB2_Type_Checkbox' );
        $this->type = new $render_class_name( $this, $args, $is_checked );
        return $this->type->render();
    }

    public function taxonomy_radio( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Taxonomy_Radio', $args )->render();
    }

    public function taxonomy_radio_hierarchical( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Taxonomy_Radio_Hierarchical', $args )->render();
    }

    public function taxonomy_radio_inline( $args = array() ) {
        return $this->taxonomy_radio( $args );
    }

    public function taxonomy_multicheck( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Taxonomy_Multicheck', $args )->render();
    }

    public function taxonomy_multicheck_hierarchical( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Taxonomy_Multicheck_Hierarchical', $args )->render();
    }

    public function taxonomy_multicheck_inline( $args = array() ) {
        return $this->taxonomy_multicheck( $args );
    }

    public function oembed( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_Oembed', $args )->render();
    }

    public function file_list( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_File_List', $args )->render();
    }

    public function file( $args = array() ) {
        return $this->get_new_render_type( __FUNCTION__, 'CMB2_Type_File', $args )->render();
    }

}