<?php

/**
 * Redux Framework is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * any later version.
 * Redux Framework is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with Redux Framework. If not, see <http://www.gnu.org/licenses/>.
 *
 * @package     ReduxFramework
 * @subpackage  Field_Multi_Text
 * @author      Daniel J Griffiths (Ghost1227)
 * @author      Dovy Paukstys
 * @author      Kevin Provance (kprovance)
 * @version     3.0.0
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

// Don't duplicate me!
if ( ! class_exists( 'ReduxFramework_multi_text' ) ) {

    /**
     * Main ReduxFramework_multi_text class
     *
     * @since       1.0.0
     */
    class ReduxFramework_multi_text {

        /**
         * Field Constructor.
         * Required - must call the parent constructor, then assign field and value to vars, and obviously call the render field function
         *
         * @since       1.0.0
         * @access      public
         * @return      void
         */
        function __construct( $field = array(), $value = '', $parent ) {
            $this->parent = $parent;
            $this->field  = $field;
            $this->value  = $value;
        }

        /**
         * Field Render Function.
         * Takes the vars and outputs the HTML for the field in the settings
         *
         * @since       1.0.0
         * @access      public
         * @return      void
         */
        public function render() {

            $this->add_text   = ( isset( $this->field['add_text'] ) ) ? $this->field['add_text'] : __( 'Add More', 'redux-framework' );
            $this->show_empty = ( isset( $this->field['show_empty'] ) ) ? $this->field['show_empty'] : true;

            echo '<ul id="' . $this->field['id'] . '-ul" class="redux-multi-text">';

            if ( isset( $this->value ) && is_array( $this->value ) ) {
                foreach ( $this->value as $k => $value ) {
                    if ( $value != '' || ($value == '' && $this->show_empty == true) ) {
                        echo '<li>';
                        echo     '<input type="text" id="' . $this->field['id'] . '-' . $k . '" name="' . $this->field['name'] . $this->field['name_suffix'] . '[]' . '" value="' . esc_attr( $value ) . '" class="regular-text ' . $this->field['class'] . '" /> ';
                        echo     '<a' . ' data-id="' . $this->field['id'] . '-ul" href="javascript:void(0);" class="deletion redux-multi-text-remove">' . __( 'Remove', 'redux-framework' ) . '</a>';
                        echo '</li>';
                    }
                }
            } elseif ( $this->show_empty == true ) {
                echo '<li>';
                echo     '<input type="text" id="' . $this->field['id'] . '" name="' . $this->field['name'] . $this->field['name_suffix'] . '[]' . '" value="" class="regular-text ' . $this->field['class'] . '" /> ';
                echo     '<a' . ' data-id="' . $this->field['id'] . '-ul"  href="javascript:void(0);" class="deletion redux-multi-text-remove">' . __( 'Remove', 'redux-framework' ) . '</a>';
                echo '</li>';
            }

            $the_name = '';
            if (isset($this->value) && empty($this->value) && $this->show_empty == false) {
                $the_name = $this->field['name'] . $this->field['name_suffix'];
            }
            
            echo     '<li style="display:none;"><input type="text" id="' . $this->field['id'] . '" name="' . $the_name . '" value="" class="regular-text" /> ';
            echo         '<a' . ' data-id="' . $this->field['id'] . '-ul" href="javascript:void(0);" class="deletion redux-multi-text-remove">' . __( 'Remove', 'redux-framework' ) . '</a>';
            echo     '</li>';
            echo '</ul>';
            
            echo '<span style="clear:both;display:block;height:0;" /></span>';
            $this->field['add_number'] = ( isset( $this->field['add_number'] ) && is_numeric( $this->field['add_number'] ) ) ? $this->field['add_number'] : 1;
            echo '<a href="javascript:void(0);" class="button button-primary redux-multi-text-add" data-add_number="' . $this->field['add_number'] . '" data-id="' . $this->field['id'] . '-ul" data-name="' . $this->field['name'] . $this->field['name_suffix'] . '">' . $this->add_text . '</a><br/>';
        }

        /**
         * Enqueue Function.
         * If this field requires any scripts, or css define this function and register/enqueue the scripts/css
         *
         * @since       1.0.0
         * @access      public
         * @return      void
         */
        public function enqueue() {

            wp_enqueue_script(
                'redux-field-multi-text-js',
                ReduxFramework::$_url . 'inc/fields/multi_text/field_multi_text' . Redux_Functions::isMin() . '.js',
                array( 'jquery', 'redux-js' ),
                time(),
                true
            );

            if ($this->parent->args['dev_mode']) {
                wp_enqueue_style(
                    'redux-field-multi-text-css',
                    ReduxFramework::$_url . 'inc/fields/multi_text/field_multi_text.css',
                    array(),
                    time(),
                    'all'
                );
            }
        }
    }
}