<?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_slides
 * @author      Luciano "WebCaos" Ubertini
 * @author      Daniel J Griffiths (Ghost1227)
 * @author      Dovy Paukstys
 * @version     3.0.0
 */

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

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

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

		/**
		 * 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() {

			$defaults = array(
				'show'          => array(
					'title'       => true,
					'description' => true,
					'url'         => true,
				),
				'content_title' => __( 'Slide', 'redux-framework' ),
			);

			$this->field = wp_parse_args( $this->field, $defaults );

			echo '<div class="redux-slides-accordion" data-new-content-title="' . esc_attr( sprintf( __( 'New %s', 'redux-framework' ), $this->field['content_title'] ) ) . '">';

			$x = 0;

			$multi = ( isset( $this->field['multi'] ) && $this->field['multi'] ) ? ' multiple="multiple"' : '';

			if ( isset( $this->value ) && is_array( $this->value ) && ! empty( $this->value ) ) {

				$slides = $this->value;

				foreach ( $slides as $slide ) {

					if ( empty( $slide ) ) {
						continue;
					}

					$defaults = array(
						'title'         => '',
						'description'   => '',
						'sort'          => '',
						'url'           => '',
						'image'         => '',
						'thumb'         => '',
						'attachment_id' => '',
						'height'        => '',
						'width'         => '',
						'select'        => array(),
					);
					$slide    = wp_parse_args( $slide, $defaults );

					if ( empty( $slide['thumb'] ) && ! empty( $slide['attachment_id'] ) ) {
						$img             = wp_get_attachment_image_src( $slide['attachment_id'], 'full' );
						$slide['image']  = $img[0];
						$slide['width']  = $img[1];
						$slide['height'] = $img[2];
					}

					echo '<div class="redux-slides-accordion-group"><fieldset class="redux-field" data-id="' . $this->field['id'] . '"><h3><span class="redux-slides-header">' . $slide['title'] . '</span></h3><div>';

					$hide = '';
					if ( empty( $slide['image'] ) ) {
						$hide = ' hide';
					}

					echo '<div class="screenshot' . $hide . '">';
					echo '<a class="of-uploaded-image" href="' . $slide['image'] . '">';
					echo '<img class="redux-slides-image" id="image_image_id_' . $x . '" src="' . $slide['thumb'] . '" alt="fieldslides" target="_blank" rel="external" />';
					echo '</a>';
					echo '</div>';

					echo '<div class="redux_slides_add_remove">';

					echo '<span class="button media_upload_button" id="add_' . $x . '">' . esc_html__( 'Upload', 'redux-framework' ) . '</span>';

					$hide = '';
					if ( empty( $slide['image'] ) || $slide['image'] == '' ) {
						$hide = ' hide';
					}

					echo '<span class="button remove-image' . $hide . '" id="reset_' . $x . '" rel="' . $slide['attachment_id'] . '">' . esc_html__( 'Remove', 'redux-framework' ) . '</span>';

					echo '</div>' . "\n";

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

					if ( $this->field['show']['title'] ) {
						$title_type = 'text';
					} else {
						$title_type = 'hidden';
					}

					$placeholder = ( isset( $this->field['placeholder']['title'] ) ) ? esc_attr( $this->field['placeholder']['title'] ) : __( 'Title', 'redux-framework' );
					echo '<li><input type="' . $title_type . '" id="' . $this->field['id'] . '-title_' . $x . '" name="' . $this->field['name'] . '[' . $x . '][title]' . $this->field['name_suffix'] . '" value="' . esc_attr( $slide['title'] ) . '" placeholder="' . $placeholder . '" class="full-text slide-title" /></li>';

					if ( $this->field['show']['description'] ) {
						$placeholder = ( isset( $this->field['placeholder']['description'] ) ) ? esc_attr( $this->field['placeholder']['description'] ) : __( 'Description', 'redux-framework' );
						echo '<li><textarea name="' . $this->field['name'] . '[' . $x . '][description]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-description_' . $x . '" placeholder="' . $placeholder . '" class="large-text" rows="6">' . esc_attr( $slide['description'] ) . '</textarea></li>';
					}

					$placeholder = ( isset( $this->field['placeholder']['url'] ) ) ? esc_attr( $this->field['placeholder']['url'] ) : __( 'URL', 'redux-framework' );
					if ( $this->field['show']['url'] ) {
						$url_type = 'text';
					} else {
						$url_type = 'hidden';
					}

					echo '<li><input type="' . $url_type . '" id="' . $this->field['id'] . '-url_' . $x . '" name="' . $this->field['name'] . '[' . $x . '][url]' . $this->field['name_suffix'] . '" value="' . esc_attr( $slide['url'] ) . '" class="full-text" placeholder="' . $placeholder . '" /></li>';
					echo '<li><input type="hidden" class="slide-sort" name="' . $this->field['name'] . '[' . $x . '][sort]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-sort_' . $x . '" value="' . $slide['sort'] . '" />';
					echo '<li><input type="hidden" class="upload-id" name="' . $this->field['name'] . '[' . $x . '][attachment_id]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_id_' . $x . '" value="' . $slide['attachment_id'] . '" />';
					echo '<input type="hidden" class="upload-thumbnail" name="' . $this->field['name'] . '[' . $x . '][thumb]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-thumb_url_' . $x . '" value="' . $slide['thumb'] . '" readonly="readonly" />';
					echo '<input type="hidden" class="upload" name="' . $this->field['name'] . '[' . $x . '][image]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_url_' . $x . '" value="' . $slide['image'] . '" readonly="readonly" />';
					echo '<input type="hidden" class="upload-height" name="' . $this->field['name'] . '[' . $x . '][height]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_height_' . $x . '" value="' . $slide['height'] . '" />';
					echo '<input type="hidden" class="upload-width" name="' . $this->field['name'] . '[' . $x . '][width]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_width_' . $x . '" value="' . $slide['width'] . '" /></li>';
					echo '<li><a href="javascript:void(0);" class="button deletion redux-slides-remove">' . esc_html__( 'Delete', 'redux-framework' ) . '</a></li>';
					echo '</ul></div></fieldset></div>';
					$x ++;
				}
			}

			if ( $x == 0 ) {
				echo '<div class="redux-slides-accordion-group"><fieldset class="redux-field" data-id="' . $this->field['id'] . '"><h3><span class="redux-slides-header">' . esc_attr( sprintf( __( 'New %s', 'redux-framework' ), $this->field['content_title'] ) ) . '</span></h3><div>';

				$hide = ' hide';

				echo '<div class="screenshot' . $hide . '">';
				echo '<a class="of-uploaded-image" href="">';
				echo '<img class="redux-slides-image" id="image_image_id_' . $x . '" src="" alt="fieldslides" target="_blank" rel="external" />';
				echo '</a>';
				echo '</div>';

				// Upload controls DIV
				echo '<div class="upload_button_div">';

				// If the user has WP3.5+ show upload/remove button
				echo '<span class="button media_upload_button" id="add_' . $x . '">' . esc_html__( 'Upload', 'redux-framework' ) . '</span>';

				echo '<span class="button remove-image' . $hide . '" id="reset_' . $x . '" rel="' . $this->parent->args['opt_name'] . '[' . $this->field['id'] . '][attachment_id]">' . esc_html__( 'Remove', 'redux-framework' ) . '</span>';

				echo '</div>' . "\n";

				echo '<ul id="' . $this->field['id'] . '-ul" class="redux-slides-list">';
				if ( $this->field['show']['title'] ) {
					$title_type = 'text';
				} else {
					$title_type = 'hidden';
				}
				$placeholder = ( isset( $this->field['placeholder']['title'] ) ) ? esc_attr( $this->field['placeholder']['title'] ) : __( 'Title', 'redux-framework' );
				echo '<li><input type="' . $title_type . '" id="' . $this->field['id'] . '-title_' . $x . '" name="' . $this->field['name'] . '[' . $x . '][title]' . $this->field['name_suffix'] . '" value="" placeholder="' . $placeholder . '" class="full-text slide-title" /></li>';

				if ( $this->field['show']['description'] ) {
					$placeholder = ( isset( $this->field['placeholder']['description'] ) ) ? esc_attr( $this->field['placeholder']['description'] ) : __( 'Description', 'redux-framework' );
					echo '<li><textarea name="' . $this->field['name'] . '[' . $x . '][description]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-description_' . $x . '" placeholder="' . $placeholder . '" class="large-text" rows="6"></textarea></li>';
				}
				$placeholder = ( isset( $this->field['placeholder']['url'] ) ) ? esc_attr( $this->field['placeholder']['url'] ) : __( 'URL', 'redux-framework' );
				if ( $this->field['show']['url'] ) {
					$url_type = 'text';
				} else {
					$url_type = 'hidden';
				}
				echo '<li><input type="' . $url_type . '" id="' . $this->field['id'] . '-url_' . $x . '" name="' . $this->field['name'] . '[' . $x . '][url]' . $this->field['name_suffix'] . '" value="" class="full-text" placeholder="' . $placeholder . '" /></li>';
				echo '<li><input type="hidden" class="slide-sort" name="' . $this->field['name'] . '[' . $x . '][sort]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-sort_' . $x . '" value="' . $x . '" />';
				echo '<li><input type="hidden" class="upload-id" name="' . $this->field['name'] . '[' . $x . '][attachment_id]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_id_' . $x . '" value="" />';
				echo '<input type="hidden" class="upload" name="' . $this->field['name'] . '[' . $x . '][image]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_url_' . $x . '" value="" readonly="readonly" />';
				echo '<input type="hidden" class="upload-height" name="' . $this->field['name'] . '[' . $x . '][height]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_height_' . $x . '" value="" />';
				echo '<input type="hidden" class="upload-width" name="' . $this->field['name'] . '[' . $x . '][width]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-image_width_' . $x . '" value="" /></li>';
				echo '<input type="hidden" class="upload-thumbnail" name="' . $this->field['name'] . '[' . $x . '][thumb]' . $this->field['name_suffix'] . '" id="' . $this->field['id'] . '-thumb_url_' . $x . '" value="" /></li>';
				echo '<li><a href="javascript:void(0);" class="button deletion redux-slides-remove">' . esc_html__( 'Delete', 'redux-framework' ) . '</a></li>';
				echo '</ul></div></fieldset></div>';
			}
			echo '</div><a href="javascript:void(0);" class="button redux-slides-add button-primary" rel-id="' . $this->field['id'] . '-ul" rel-name="' . $this->field['name'] . '[title][]' . $this->field['name_suffix'] . '">' . sprintf( __( 'Add %s', 'redux-framework' ), $this->field['content_title'] ) . '</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() {
			if ( function_exists( 'wp_enqueue_media' ) ) {
				wp_enqueue_media();
			} else {
				wp_enqueue_script( 'media-upload' );
			}

			if ( $this->parent->args['dev_mode'] ) {
				wp_enqueue_style( 'redux-field-media-css' );

				wp_enqueue_style(
					'redux-field-slides-css',
					ReduxFramework::$_url . 'inc/fields/slides/field_slides.css',
					array(),
					time(),
					'all'
				);
			}

			wp_enqueue_script(
				'redux-field-media-js',
				ReduxFramework::$_url . 'assets/js/media/media' . Redux_Functions::isMin() . '.js',
				array( 'jquery', 'redux-js' ),
				time(),
				true
			);

			wp_enqueue_script(
				'redux-field-slides-js',
				ReduxFramework::$_url . 'inc/fields/slides/field_slides' . Redux_Functions::isMin() . '.js',
				array( 'jquery', 'jquery-ui-core', 'jquery-ui-accordion', 'jquery-ui-sortable', 'redux-field-media-js' ),
				time(),
				true
			);
		}
	}
}
