File includes/types/CMB2_Type_Text.php

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<?php
/**
 * CMB text field type
 *
 * @since  2.2.2
 *
 * @category  WordPress_Plugin
 * @package   CMB2
 * @author    CMB2 team
 * @license   GPL-2.0+
 * @link      https://cmb2.io
 */
class CMB2_Type_Text extends CMB2_Type_Counter_Base {

    /**
     * The type of field
     *
     * @var string
     */
    public $type = 'input';

    /**
     * Constructor
     *
     * @since 2.2.2
     *
     * @param CMB2_Types $types
     * @param array      $args
     */
    public function __construct( CMB2_Types $types, $args = array(), $type = '' ) {
        parent::__construct( $types, $args );
        $this->type = $type ? $type : $this->type;
    }

    /**
     * Handles outputting an 'input' element
     *
     * @since  1.1.0
     * @param  array $args Override arguments
     * @return string       Form input element
     */
    public function render( $args = array() ) {
        $args = empty( $args ) ? $this->args : $args;
        $a = $this->parse_args( $this->type, array(
            'type'            => 'text',
            'class'           => 'regular-text',
            'name'            => $this->_name(),
            'id'              => $this->_id(),
            'value'           => $this->field->escaped_value(),
            'desc'            => $this->_desc( true ),
            'js_dependencies' => array(),
        ), $args );

        // Add character counter?
        $a = $this->maybe_update_attributes_for_char_counter( $a );

        return $this->rendered(
            sprintf( '<input%s/>%s', $this->concat_attrs( $a, array( 'desc' ) ), $a['desc'] )
        );
    }
}

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