<?php // exit if accessed directly if ( ! defined( 'ABSPATH' ) ) exit; new Responsive_Lightbox_Frontend(); /** * Responsive Lightbox frontend class. * * @class Responsive_Lightbox_Frontend */ class Responsive_Lightbox_Frontend { public $gallery_no = 0; /** * Class constructor. * * @return void */ public function __construct() { // set instance Responsive_Lightbox()->frontend = $this; // actions add_action( 'wp_enqueue_scripts', [ $this, 'wp_dequeue_scripts' ], 100 ); add_action( 'rl_before_gallery', [ $this, 'before_gallery' ], 10, 2 ); add_action( 'rl_after_gallery', [ $this, 'after_gallery' ], 10, 2 ); add_action( 'after_setup_theme', [ $this, 'woocommerce_gallery_init' ], 1000 ); // filters add_filter( 'rl_gallery_container_class', [ $this, 'gallery_container_class' ], 10, 3 ); add_filter( 'the_content', [ $this, 'gallery_preview' ] ); add_filter( 'the_content', [ $this, 'add_lightbox' ], 11 ); add_filter( 'wp_get_attachment_link', [ $this, 'wp_get_attachment_link' ], 1000, 2 ); add_filter( 'get_comment_text', [ $this, 'get_comment_text' ] ); add_filter( 'dynamic_sidebar_params', [ $this, 'dynamic_sidebar_params' ] ); add_filter( 'rl_widget_output', [ $this, 'widget_output' ], 10, 3 ); add_filter( 'post_gallery', [ $this, 'gallery_attributes' ], 1000, 2 ); add_filter( 'post_gallery', [ $this, 'basic_grid_gallery_shortcode' ], 1001, 2 ); add_filter( 'post_gallery', [ $this, 'basic_slider_gallery_shortcode' ], 1001, 2 ); add_filter( 'post_gallery', [ $this, 'basic_masonry_gallery_shortcode' ], 1001, 2 ); add_filter( 'post_gallery', [ $this, 'force_custom_gallery_lightbox' ], 2000 ); // visual composer add_filter( 'vc_shortcode_content_filter_after', [ $this, 'vc_shortcode_content_filter_after' ], 10, 2 ); // woocommerce add_filter( 'woocommerce_single_product_image_html', [ $this, 'woocommerce_single_product_image_html' ], 100 ); add_filter( 'woocommerce_single_product_image_thumbnail_html', [ $this, 'woocommerce_single_product_image_thumbnail_html' ], 100, 2 ); } /** * Get class data. * * @param string $attr * @return mixed */ public function get_data( $attr ) { return property_exists( $this, $attr ) ? $this->{$attr} : null; } /** * Add lightbox to images, galleries and videos. * * @param string $content HTML content * @return string */ public function add_lightbox( $content ) { // get main instance $rl = Responsive_Lightbox(); // get current script $script = $rl->get_data( 'current_script' ); // get scripts $scripts = $rl->settings->get_data( 'scripts' ); // prepare arguments $args = [ 'selector' => $rl->options['settings']['selector'], 'script' => $script, 'settings' => [ 'script' => $rl->options['configuration'][$script], 'plugin' => $rl->options['settings'] ], 'supports' => $scripts[$script]['supports'] ]; // workaround for builder galleries to bypass images_as_gallery option, applied only to rl_gallery posts if ( is_singular( 'rl_gallery' ) ) $args['settings']['plugin']['images_as_gallery'] = true; // search for links containing data-rl_content attribute preg_match_all( '/<a.*?data-rl_content=(?:\'|")(.*?)(?:\'|").*?>/i', $content, $links ); // found any links? if ( ! empty ( $links[0] ) ) { foreach ( $links[0] as $link_number => $link ) { // set content type $args['content'] = $links[1][$link_number]; // set link number $args['link_number'] = $link_number; // update link $content = str_replace( $link, $this->lightbox_content_link( $link, $args ), $content ); } } // images if ( $args['settings']['plugin']['image_links'] || $args['settings']['plugin']['images_as_gallery'] || $args['settings']['plugin']['force_custom_gallery'] ) { // search for image links preg_match_all( '/<a([^>]*?)href=(?:\'|")([^>]*?)\.(bmp|gif|jpeg|jpg|png|webp)(?:\'|")(.*?)>(.*?)<\/a>/is', $content, $links ); // found any links? if ( ! empty ( $links[0] ) ) { // generate hash for single images gallery if ( $args['settings']['plugin']['images_as_gallery'] ) $args['rel_hash'] = '-gallery-' . $this->generate_hash(); else $args['rel_hash'] = ''; foreach ( $links[0] as $link_number => $link ) { // get attachment id $args['image_id'] = $this->get_attachment_id_by_url( $links[2][$link_number] . '.' . $links[3][$link_number] ); // set link number $args['link_number'] = $link_number; // link parts $args['link_parts'] = [ $links[1][$link_number], $links[2][$link_number], $links[3][$link_number], $links[4][$link_number], $links[5][$link_number] ]; // get title type $title_arg = $args['settings']['plugin']['force_custom_gallery'] ? $args['settings']['plugin']['gallery_image_title'] : $args['settings']['plugin']['image_title']; // update title if needed if ( $title_arg !== 'default' && $args['image_id'] ) $args['title'] = $this->get_attachment_title( $args['image_id'], apply_filters( 'rl_lightbox_attachment_image_title_arg', $title_arg, $args['image_id'], $links[2][$link_number] . '.' . $links[3][$link_number] ) ); else $args['title'] = ''; // get caption type $caption_arg = $args['settings']['plugin']['force_custom_gallery'] ? $args['settings']['plugin']['gallery_image_caption'] : $args['settings']['plugin']['image_caption']; // update caption if needed if ( $caption_arg !== 'default' && $args['image_id'] ) $args['caption'] = $this->get_attachment_title( $args['image_id'], apply_filters( 'rl_lightbox_attachment_image_title_arg', $caption_arg, $args['image_id'], $links[2][$link_number] . '.' . $links[3][$link_number] ) ); else $args['caption'] = ''; // rl gallery link? if ( preg_match( '/class="(?:.*?)rl-gallery-link[^"]*?"/i', $links[1][$link_number] ) === 1 || preg_match( '/class="(?:.*?)rl-gallery-link[^"]*?"/i', $links[4][$link_number] ) === 1 ) { // update link allowing only filter to run, bypass default changes $content = str_replace( $link, $this->lightbox_image_link( $link, $args, true ), $content ); } else { // update link $content = str_replace( $link, $this->lightbox_image_link( $link, $args ), $content ); } } } } // videos if ( $args['settings']['plugin']['videos'] ) { // search for video links preg_match_all('/<a([^>]*?)href=(?:\'|")((http|https)(?::\/\/|)(?:(?:(?:youtu\.be\/|(?:www\.)?youtube\.com\/)(?:embed\/|v\/|watch\?v=)?([\w-]{11})(?:\?)?([a-z0-9;:@#&%=+\/\$_.-]*))|(?:(?:www\.)?vimeo\.com\/([0-9]+)(?:\?)?([a-z0-9;:@#&%=+\/\$_.-]*))))(?:\'|")(.*?)>(.*?)<\/a>/i', $content, $links ); // set empty video arguments $args['video_id'] = $args['video_type'] = $args['video_query'] = $args['video_protocol'] = ''; // found any links? if ( ! empty ( $links[0] ) ) { foreach ( $links[0] as $link_number => $link ) { // youtube? if ( $links[4][$link_number] !== '' ) { $args['video_id'] = $links[4][$link_number]; $args['video_type'] = 'youtube'; $args['video_query'] = $links[5][$link_number]; // vimeo? } elseif ( $links[6][$link_number] !== '' ) { $args['video_id'] = $links[6][$link_number]; $args['video_type'] = 'vimeo'; $args['video_query'] = $links[7][$link_number]; } // set video protocol $args['video_protocol'] = $links[3][$link_number]; // set link number $args['link_number'] = $link_number; // link parts $args['link_parts'] = [ $links[1][$link_number], $links[2][$link_number], $links[8][$link_number], $links[9][$link_number] ]; // rl gallery link? if ( preg_match( '/class="(?:.*?)rl-gallery-link[^"]*?"/i', $links[1][$link_number] ) === 1 || preg_match( '/class="(?:.*?)rl-gallery-link[^"]*?"/i', $links[8][$link_number] ) === 1 ) { // update link allowing only filter to run, bypass default changes $content = str_replace( $link, $this->lightbox_video_link( $link, $args, true ), $content ); } else { // update link $content = str_replace( $link, $this->lightbox_video_link( $link, $args ), $content ); } } } } return $content; } /** * Add lightbox to video links. * * @param string $link Video link * @param array $args Link arguments * @param bool $only_filter Whether function should run only filter * @return string */ public function lightbox_video_link( $link, $args, $only_filter = false ) { if ( ! $only_filter ) { // link already contains data-rel attribute? if ( preg_match( '/<a.*?(?:data-rel)=(?:\'|")(.*?)(?:\'|").*?>/is', $link, $result ) === 1 ) { // allow to modify link? if ( $result[1] !== 'norl' ) { // swipebox video fix if ( $args['script'] === 'swipebox' && $args['video_type'] === 'vimeo' ) $link = str_replace( $args['link_parts'][1], add_query_arg( 'width', $args['settings']['script']['video_max_width'], $args['link_parts'][1] ), $link ); // replace data-rel $link = preg_replace( '/data-rel=(\'|")(.*?)(\'|")/', 'data-rel="' . esc_attr( $args['selector'] ) . '-video-' . (int) $args['link_number'] . '"', $link ); if ( $args['script'] === 'magnific' ) $link = preg_replace( '/(<a.*?)>/is', '$1 data-magnific_type="video">', $link ); } } else { // swipebox video fix if ( $args['script'] === 'swipebox' && $args['video_type'] === 'vimeo' ) $args['link_parts'][1] = add_query_arg( 'width', $args['settings']['script']['video_max_width'], $args['link_parts'][1] ); // add data-rel $link = '<a' . $args['link_parts'][0] . 'href="' . $args['link_parts'][1] . '" data-rel="' . esc_attr( $args['selector'] ) . '-video-' . (int) $args['link_number'] . '"' . $args['link_parts'][2] . '>' . $args['link_parts'][3] . '</a>'; if ( $args['script'] === 'magnific' ) $link = preg_replace( '/(<a.*?)>/is', '$1 data-magnific_type="video">', $link ); } } return apply_filters( 'rl_lightbox_video_link', $link, $args ); } /** * Add lightbox to image links. * * @param string $link Image link * @param array $args Link arguments * @param bool $only_filter Whether function should run only filter * @return string */ public function lightbox_image_link( $link, $args, $only_filter = false ) { if ( ! $only_filter ) { if ( isset( $_GET['rl_gallery_no'], $_GET['rl_page'] ) ) $this->gallery_no = (int) $_GET['rl_gallery_no']; // link already contains data-rel attribute? if ( preg_match( '/<a.*?(?:data-rel)=(?:\'|")(.*?)(?:\'|").*?>/is', $link, $result ) === 1 ) { // allow to modify link? if ( $result[1] !== 'norl' ) { // gallery? if ( $args['settings']['plugin']['images_as_gallery'] || $args['settings']['plugin']['force_custom_gallery'] ) $link = preg_replace( '/data-rel=(\'|")(.*?)(\'|")/s', 'data-rel="' . esc_attr( $args['selector'] ) . '-gallery-' . esc_attr( base64_encode( $result[1] ) ) . '" data-rl_title="__RL_IMAGE_TITLE__" data-rl_caption="__RL_IMAGE_CAPTION__"' . ( $args['script'] === 'magnific' ? ' data-magnific_type="gallery"' : '' ) . ( $args['script'] === 'imagelightbox' ? ' data-imagelightbox="' . (int) $args['link_number'] . '"' : '' ), $link ); // single image else $link = preg_replace( '/data-rel=(\'|")(.*?)(\'|")/s', 'data-rel="' . esc_attr( $args['selector'] ) . '-image-' . esc_attr( base64_encode( $result[1] ) ) . '"' . ( $args['script'] === 'magnific' ? ' data-magnific_type="image"' : '' ) . ( $args['script'] === 'imagelightbox' ? ' data-imagelightbox="' . (int) $args['link_number'] . '"' : '' ) . ' data-rl_title="__RL_IMAGE_TITLE__" data-rl_caption="__RL_IMAGE_CAPTION__"', $link ); } // link without data-rel } else { // force images? if ( $args['settings']['plugin']['force_custom_gallery'] ) { // link already contains rel attribute? if ( preg_match( '/<a.*?(?:rel)=(?:\'|")(.*?)(?:\'|").*?>/is', $link, $result ) === 1 ) { // allow to modify link? if ( $result[1] !== 'norl' ) $link = preg_replace( '/rel=(\'|")(.*?)(\'|")/', 'data-rel="' . esc_attr( $args['selector'] ) . '-gallery-' . (int) $this->gallery_no . '" data-rl_title="__RL_IMAGE_TITLE__" data-rl_caption="__RL_IMAGE_CAPTION__"' . ( $args['script'] === 'magnific' ? ' data-magnific_type="gallery"' : '' ) . ( $args['script'] === 'imagelightbox' ? ' data-imagelightbox="' . (int) $args['link_number'] . '"' : '' ), $link ); } else $link = '<a' . $args['link_parts'][0] . ' href="' . $args['link_parts'][1] . '.' . $args['link_parts'][2] . '" data-rel="' . esc_attr( $args['selector'] ) . '-gallery-' . (int) $this->gallery_no . '" data-rl_title="__RL_IMAGE_TITLE__" data-rl_caption="__RL_IMAGE_CAPTION__"' . ( $args['script'] === 'magnific' ? ' data-magnific_type="gallery"' : '' ) . ( $args['script'] === 'imagelightbox' ? ' data-imagelightbox="' . (int) $args['link_number'] . '"' : '' ) . $args['link_parts'][3] . '>' . $args['link_parts'][4] . '</a>'; } else $link = '<a' . $args['link_parts'][0] . 'href="' . $args['link_parts'][1] . '.' . $args['link_parts'][2] . '"' . $args['link_parts'][3] . ' data-rel="' . esc_attr( $args['selector'] ) . ( $args['settings']['plugin']['images_as_gallery'] ? esc_attr( $args['rel_hash'] ) : '-image-' . (int) $args['link_number'] ) . '"' . ( $args['script'] === 'magnific' ? ' data-magnific_type="image"' : '' ) . ( $args['script'] === 'imagelightbox' ? ' data-imagelightbox="' . (int) $args['link_number'] . '"' : '' ) . ' data-rl_title="__RL_IMAGE_TITLE__" data-rl_caption="__RL_IMAGE_CAPTION__">' . $args['link_parts'][4] . '</a>'; } // prepare title and caption $title = trim ( nl2br( $args['title'] ) ); $caption = trim( nl2br( $args['caption'] ) ); if ( ! rl_current_lightbox_supports( 'html_caption' ) ) { $title = wp_strip_all_tags( $title, true ); $caption = wp_strip_all_tags( $caption, true ); } // use safe replacement for data-rl_title and data-rl_caption $link = str_replace( '__RL_IMAGE_TITLE__', esc_attr( $title ), str_replace( '__RL_IMAGE_CAPTION__', esc_attr( $caption ), $link ) ); // title exists? if ( preg_match( '/<a.*? title=(?:\'|").*?(?:\'|").*?>/is', $link ) === 1 ) { $link = preg_replace( '/(<a.*? title=(?:\'|")).*?((?:\'|").*?>)/s', '${1}__RL_IMAGE_TITLE__$2', $link ); } else $link = preg_replace( '/(<a.*?)>/s', '$1 title="__RL_IMAGE_TITLE__">', $link ); // last safe replacement for title $link = str_replace( '__RL_IMAGE_TITLE__', esc_attr( $title ), $link ); } return apply_filters( 'rl_lightbox_image_link', $link, $args ); } /** * Add lightbox to gallery image links. * * @param string $link * @param int|object $id * @return string */ public function wp_get_attachment_link( $link, $id ) { // get main instance $rl = Responsive_Lightbox(); if ( $rl->options['settings']['galleries'] && wp_attachment_is_image( $id ) ) { // get current script $script = $rl->get_data( 'current_script' ); // get scripts $scripts = $rl->settings->get_data( 'scripts' ); // prepare arguments $args = [ 'selector' => $rl->options['settings']['selector'], 'script' => $script, 'settings' => [ 'script' => $rl->options['configuration'][$script], 'plugin' => $rl->options['settings'] ], 'supports' => $scripts[$script]['supports'], 'image_id' => is_object( $id ) ? $id->id : $id, 'title' => '', 'caption' => '', 'src' => [] ]; $link = $this->lightbox_gallery_link( $link, $args ); } return $link; } /** * Add lightbox to gallery image links. * * @param string $link Gallery image link * @param array $args Gallery link arguments * @return string */ public function lightbox_gallery_link( $link, $args ) { // gallery image title $title = ! empty( $args['title'] ) ? $args['title'] : ''; // get title type $title_arg = $args['settings']['plugin']['gallery_image_title']; // update title if needed if ( ! empty( $args['image_id'] ) && $title_arg !== 'default' ) { // original title $args['title'] = $this->get_attachment_title( $args['image_id'], apply_filters( 'rl_lightbox_attachment_image_title_arg', $title_arg, $args['image_id'], $link ) ); } // prepare title $title = trim ( nl2br( $args['title'] ) ); if ( ! rl_current_lightbox_supports( 'html_caption' ) ) $title = wp_strip_all_tags( $title, true ); // use safe replacement for title and data-rl_title if ( preg_match( '/<a.*? title=(?:\'|").*?(?:\'|").*?>/is', $link ) === 1 ) $link = str_replace( '__RL_IMAGE_TITLE__', esc_attr( $title ), preg_replace( '/(<a.*? title=(?:\'|")).*?((?:\'|").*?>)/s', '$1__RL_IMAGE_TITLE__" data-rl_title="__RL_IMAGE_TITLE__$2', $link ) ); else $link = str_replace( '__RL_IMAGE_TITLE__', esc_attr( $title ), preg_replace( '/(<a.*?)>/s', '$1 title="__RL_IMAGE_TITLE__" data-rl_title="__RL_IMAGE_TITLE__">', $link ) ); // add class if needed if ( preg_match( '/<a[^>]*? class=(?:\'|").*?(?:\'|").*?>/is', $link ) === 1 ) $link = preg_replace( '/(<a.*?) class=(?:\'|")(.*?)(?:\'|")(.*?>)/s', '$1 class="$2 rl-gallery-link" $3', $link ); else $link = preg_replace( '/(<a.*?)>/s', '$1 class="rl-gallery-link">', $link ); // gallery image caption $caption = ! empty( $args['caption'] ) ? $args['caption'] : ''; // get caption type $caption_arg = $args['settings']['plugin']['gallery_image_caption']; // update caption if needed if ( ! empty( $args['image_id'] ) && $caption_arg !== 'default' ) { // original caption $args['caption'] = $this->get_attachment_title( $args['image_id'], apply_filters( 'rl_lightbox_attachment_image_title_arg', $caption_arg, $args['image_id'], $link ) ); } // prepare caption $caption = trim( nl2br( $args['caption'] ) ); if ( ! rl_current_lightbox_supports( 'html_caption' ) ) $caption = wp_strip_all_tags( $caption, true ); // use safe replacement for data-rl_caption $link = str_replace( '__RL_IMAGE_CAPTION__', esc_attr( $caption ), preg_replace( '/(<a.*?)>/s', '$1 data-rl_caption="__RL_IMAGE_CAPTION__">', $link ) ); if ( isset( $_GET['rl_gallery_no'], $_GET['rl_page'] ) ) $this->gallery_no = (int) $_GET['rl_gallery_no']; // link already contains data-rel attribute? if ( preg_match( '/<a.*?data-rel=(\'|")(.*?)(\'|").*?>/is', $link, $result ) === 1 ) { if ( $result[2] !== 'norl' ) $link = preg_replace( '/(<a.*?data-rel=(?:\'|").*?)((?:\'|").*?>)/s', '${1}' . esc_attr( $args['selector'] ) . '-gallery-' . (int) $this->gallery_no . '$2', $link ); } else $link = preg_replace( '/(<a.*?)>/s', '$1 data-rel="' . esc_attr( $args['selector'] ) . '-gallery-' . (int) $this->gallery_no . '">', $link ); if ( ! ( isset( $args['link'] ) && $args['link'] !== 'file' ) ) { // gallery image size if ( ! empty( $args['image_id'] ) ) { if ( empty( $args['src'] ) ) $args['src'] = wp_get_attachment_image_src( $args['image_id'], $args['settings']['plugin']['gallery_image_size'] ); // valid source? if ( ! empty( $args['src'][0] ) ) { if ( preg_match( '/<a.*? href=("|\').*?("|\').*?>/is', $link ) === 1 ) $link = preg_replace( '/(<a.*? href=(?:"|\')).*?((?:"|\').*?>)/', '$1' . $args['src'][0] . '$2', $link ); else $link = preg_replace( '/(<a.*?)>/', '$1 href="' . $args['src'][0] . '">', $link ); } } if ( $args['script'] === 'magnific' ) $link = preg_replace( '/(<a.*?)>/is', '$1 data-magnific_type="gallery">', $link ); } return apply_filters( 'rl_lightbox_gallery_link', $link, $args ); } /** * Add lightbox to content links. * * @param string $link Content link * @param array $args Content arguments * @return string */ public function lightbox_content_link( $link, $args ) { if ( in_array( $args['content'], $args['supports'], true ) ) { // link already contains data-rel attribute? if ( preg_match( '/<a.*?(?:data-rel)=(?:\'|")(.*?)(?:\'|").*?>/is', $link, $result ) === 1 ) $link = preg_replace( '/data-rel=(\'|")(.*?)(\'|")/s', 'data-rel="' . esc_attr( $args['selector'] ) . '-content-' . esc_attr( base64_encode( $result[1] ) ) . '"', $link ); else $link = preg_replace( '/(<a.*?)>/s', '$1 data-rel="' . esc_attr( $args['selector'] ) . '-content-' . (int) $args['link_number'] . '">', $link ); switch ( $args['script'] ) { case 'nivo': $link = preg_replace( '/(<a.*?)>/s', '$1 data-lightbox-type="' . esc_attr( $args['content'] ) . '">', $link ); break; case 'featherlight': $link = preg_replace( '/(<a.*?)>/s', '$1 data-featherlight="' . esc_attr( $args['content'] ) . '">', $link ); break; case 'fancybox': if ( $args['content'] === 'iframe' ) $link = preg_replace( '/(<a.*?href=(?:\'|"))(.*?)((?:\'|").*?>)/is', '$1' . add_query_arg( 'iframe', '', '$2' ) . '$3', $link ); break; case 'prettyphoto': if ( $args['content'] === 'iframe' ) $link = preg_replace( '/(<a.*?href=(?:\'|"))(.*?)((?:\'|").*?>)/is', '$1' . add_query_arg( [ 'iframe' => 'true', 'width' => (int) $args['settings']['width'], 'height' => (int) $args['settings']['height'] ], '$2' ) . '$3', $link ); } } return apply_filters( 'rl_lightbox_content_link', $link, $args ); } /** * Get gallery fields. * * @param string $type Gallery type * @return array */ public function get_gallery_fields( $type ) { // get main instance $rl = Responsive_Lightbox(); // get gallery fields $gallery_fields = $rl->settings->settings[$type . '_gallery']['fields']; // assign settings and defaults $gallery_defaults = $rl->defaults[$type . '_gallery']; $gallery_values = $rl->options[$type . '_gallery']; // make a copy $fields_copy = $gallery_fields; foreach ( $fields_copy as $field_key => $field ) { if ( $field['type'] === 'multiple' ) { foreach ( $field['fields'] as $subfield_key => $subfield ) { $gallery_fields[$field_key]['fields'][$subfield_key]['default'] = $gallery_defaults[$subfield_key]; $gallery_fields[$field_key]['fields'][$subfield_key]['value'] = array_key_exists( $subfield_key, $gallery_values ) ? $gallery_values[$subfield_key] : $gallery_defaults[$subfield_key]; } } else { $gallery_fields[$field_key]['default'] = $gallery_defaults[$field_key]; $gallery_fields[$field_key]['value'] = array_key_exists( $field_key, $gallery_values ) ? $gallery_values[$field_key] : $gallery_defaults[$field_key]; } } // get shortcode gallery fields combined with defaults return apply_filters( 'rl_get_gallery_fields', $this->get_unique_fields( $this->get_default_gallery_fields(), $gallery_fields ) ); } /** * Get unique gallery fields. * * @param array $defaults Default gallery fields * @param array $fields Custom gallery fields * @return array */ public function get_unique_fields( $defaults, $fields ) { // check duplicated fields $duplicates = array_intersect_key( $defaults, $fields ); // any duplicated fields? if ( ! empty( $duplicates ) ) { foreach ( $duplicates as $field_id => $field ) { unset( $defaults[$field_id] ); } } // get default and custom fields all together return $defaults + $fields; } /** * Get gallery fields combined with shortcode attributes. * * @param array $fields Gallery fields * @param array $shortcode_atts Gallery shortcode attributes * @param bool $gallery Whether is it rl_gallery shortcode * @return array */ public function get_gallery_fields_atts( $fields, $shortcode_atts, $gallery = true ) { // prepare default values $field_atts = []; // get all default field values foreach ( $fields as $field_key => $field ) { if ( $field['type'] === 'multiple' ) { foreach ( $field['fields'] as $subfield_key => $subfield ) { $field_atts[$subfield_key] = array_key_exists( 'value', $subfield ) ? $subfield['value'] : $subfield['default']; } } else $field_atts[$field_key] = array_key_exists( 'value', $field ) ? $field['value'] : $field['default']; } // is it rl gallery? if ( $gallery ) { // get tabs $tabs = Responsive_Lightbox()->galleries->get_data( 'tabs' ); if ( ! empty( $tabs ) ) { foreach ( $tabs as $key => $args ) { if ( in_array( $key, [ 'images', 'config' ] ) ) continue; // get additional fields $data = get_post_meta( $shortcode_atts['rl_gallery_id'], '_rl_' . $key, true ); // add those fields if ( ! empty( $data['menu_item'] ) && is_array( $data[$data['menu_item']] ) ) { $new_data = $data[$data['menu_item']]; if ( $key === 'design' ) { // remove show_title to avoid shortcode attribute duplication if ( isset( $new_data['show_title'] ) ) { if ( ! isset( $new_data['design_show_title'] ) ) $new_data['design_show_title'] = $new_data['show_title']; unset( $new_data['show_title'] ); } // remove show_caption to avoid shortcode attribute duplication if ( isset( $new_data['show_caption'] ) ) { if ( ! isset( $new_data['design_show_caption'] ) ) $new_data['design_show_caption'] = $new_data['show_caption']; unset( $new_data['show_caption'] ); } } $field_atts += $new_data; } } } if ( $field_atts['hover_effect'] !== '0' ) $field_atts['gallery_custom_class'] .= ' rl-hover-effect-' . $field_atts['hover_effect']; if ( $field_atts['show_icon'] !== '0' ) $field_atts['gallery_custom_class'] .= ' rl-hover-icon-' . $field_atts['show_icon']; } return (array) apply_filters( 'rl_get_gallery_fields_atts', $field_atts ); } /** * Get default gallery fields. * * @return array */ public function get_default_gallery_fields() { $sizes = get_intermediate_image_sizes(); $sizes['full'] = 'full'; return [ 'size' => [ 'title' => __( 'Size', 'responsive-lightbox' ), 'type' => 'select', 'description' => __( 'Specify the image size to use for the thumbnail display.', 'responsive-lightbox' ), 'default' => 'medium', 'options' => array_combine( $sizes, $sizes ) ], 'link' => [ 'title' => __( 'Link To', 'responsive-lightbox' ), 'type' => 'select', 'description' => __( 'Specify where you want the image to link.', 'responsive-lightbox' ), 'default' => 'file', 'options' => [ 'post' => __( 'Attachment Page', 'responsive-lightbox' ), 'file' => __( 'Media File', 'responsive-lightbox' ), 'none' => __( 'None', 'responsive-lightbox' ) ] ], 'orderby' => [ 'title' => __( 'Orderby', 'responsive-lightbox' ), 'type' => 'select', 'description' => __( 'Specify how to sort the display thumbnails.', 'responsive-lightbox' ), 'default' => 'menu_order', 'options' => [ 'id' => __( 'ID', 'responsive-lightbox' ), 'title' => __( 'Title', 'responsive-lightbox' ), 'post_date' => __( 'Date', 'responsive-lightbox' ), 'menu_order' => __( 'Menu Order', 'responsive-lightbox' ), 'rand' => __( 'Random', 'responsive-lightbox' ) ] ], 'order' => [ 'title' => __( 'Order', 'responsive-lightbox' ), 'type' => 'radio', 'description' => __( 'Specify the sort order.', 'responsive-lightbox' ), 'default' => 'asc', 'options' => [ 'asc' => __( 'Ascending', 'responsive-lightbox' ), 'desc' => __( 'Descending', 'responsive-lightbox' ) ] ], 'columns' => [ 'title' => __( 'Columns', 'responsive-lightbox' ), 'type' => 'number', 'description' => __( 'Specify the number of columns.', 'responsive-lightbox' ), 'default' => 3, 'min' => 1, 'max' => 12 ] ]; } /** * Sanitize shortcode gallery arguments. * * @param array $atts Shortcode arguments * @param array $fields Gallery fields * @return array */ public function sanitize_shortcode_args( $atts, $fields ) { // get main instance $rl = Responsive_Lightbox(); // validate gallery fields foreach ( $fields as $field_key => $field ) { // checkbox field? if ( $field['type'] === 'checkbox' ) { // valid argument? if ( array_key_exists( $field_key, $atts ) ) { if ( is_array( $atts[$field_key] ) ) $array = $atts[$field_key]; elseif ( is_string( $atts[$field_key] ) ) { if ( $atts[$field_key] === '' ) $array = []; else $array = explode( ',', $atts[$field_key] ); } else $array = []; $atts[$field_key] = $rl->galleries->sanitize_field( $field_key, array_flip( $array ), $field ); } // boolean field? } elseif ( $field['type'] === 'boolean' ) { // multiple field? if ( $field['type'] === 'multiple' ) { foreach ( $field['fields'] as $subfield_key => $subfield ) { // valid argument? if ( array_key_exists( $subfield_key, $atts ) ) { // true value? if ( $atts[$subfield_key] === true || $atts[$subfield_key] === 'true' || $atts[$subfield_key] === '1' ) $atts[$subfield_key] = 1; // false value? elseif ( $atts[$subfield_key] === false || $atts[$subfield_key] === 'false' || $atts[$subfield_key] === '0' || $atts[$subfield_key] === '' ) $atts[$subfield_key] = 0; // default value else $atts[$subfield_key] = (int) $field['default']; } } } else { // valid argument? if ( array_key_exists( $field_key, $atts ) ) { // true value? if ( $atts[$field_key] === true || $atts[$field_key] === 'true' || $atts[$field_key] === '1' ) $atts[$field_key] = 1; // false value? elseif ( $atts[$field_key] === false || $atts[$field_key] === 'false' || $atts[$field_key] === '0' || $atts[$field_key] === '' ) $atts[$field_key] = 0; // default value else $atts[$field_key] = (int) $field['default']; } } // multiple field? } elseif ( $field['type'] === 'multiple' ) { foreach ( $field['fields'] as $subfield_key => $subfield ) { // valid argument? if ( array_key_exists( $subfield_key, $atts ) ) $atts[$subfield_key] = $rl->galleries->sanitize_field( $subfield_key, $atts[$subfield_key], $subfield ); } // other field? } else { // valid argument? if ( array_key_exists( $field_key, $atts ) ) $atts[$field_key] = $rl->galleries->sanitize_field( $field_key, $atts[$field_key], $field ); } } return (array) apply_filters( 'rl_sanitize_shortcode_args', $atts ); } /** * Get gallery images. * * @param array $shortcode_atts Gallery arguments * @return array */ public function get_gallery_shortcode_images( $shortcode_atts ) { // get main instance $rl = Responsive_Lightbox(); if ( ! isset( $shortcode_atts['design_show_title'] ) || $shortcode_atts['design_show_title'] === 'global' ) $shortcode_atts['design_show_title'] = $rl->options['settings']['gallery_image_title']; if ( ! isset( $shortcode_atts['design_show_caption'] ) || $shortcode_atts['design_show_caption'] === 'global' ) $shortcode_atts['design_show_caption'] = $rl->options['settings']['gallery_image_caption']; $images = []; // get gallery id $gallery_id = ! empty( $shortcode_atts['rl_gallery_id'] ) ? absint( $shortcode_atts['rl_gallery_id'] ) : 0; // get images from gallery if ( $gallery_id ) { $images = $rl->galleries->get_gallery_images( $gallery_id, [ 'exclude' => true, 'image_size' => $shortcode_atts['src_size'], 'thumbnail_size' => $shortcode_atts['size'], 'preview' => ( isset( $_GET['rl_gallery_revision_id'], $_GET['preview'] ) && $_GET['preview'] === 'true' ) || ( isset( $_POST['action'], $_POST['preview'] ) && $_POST['action'] === 'rl-get-gallery-page-content' && $_POST['preview'] === 'true' && wp_doing_ajax() ) ] ); // get images from shortcode atts } else { $ids = []; if ( ! empty( $shortcode_atts['include'] ) ) { // filter attachment IDs $include = array_unique( array_filter( array_map( 'intval', explode( ',', $shortcode_atts['include'] ) ) ) ); // any attachments? if ( ! empty( $include ) ) { // get attachments $ids = get_posts( [ 'include' => implode( ',', $include ), 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $shortcode_atts['order'], 'orderby' => ( $shortcode_atts['orderby'] === 'menu_order' || $shortcode_atts['orderby'] === '' ? 'post__in' : $shortcode_atts['orderby'] ), 'fields' => 'ids' ] ); } } elseif ( ! empty( $exclude ) ) { // filter attachment IDs $exclude = array_unique( array_filter( array_map( 'intval', explode( ',', $shortcode_atts['exclude'] ) ) ) ); // any attachments? if ( ! empty( $exclude ) ) { // get attachments $ids = get_children( [ 'post_parent' => $shortcode_atts['id'], 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $shortcode_atts['order'], 'orderby' => $shortcode_atts['orderby'], 'fields' => 'ids' ] ); } } else { // get attachments $ids = get_children( [ 'post_parent' => $shortcode_atts['id'], 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $shortcode_atts['order'], 'orderby' => $shortcode_atts['orderby'], 'fields' => 'ids' ] ); } // any attachments? if ( ! empty( $ids ) ) { foreach ( $ids as $attachment_id ) { // get thumbnail image data $images[] = $rl->galleries->get_gallery_image_src( $attachment_id, $shortcode_atts['src_size'], $shortcode_atts['size'] ); } } } // apply adjustments, as per settings if ( $images ) { // get current script $script = $rl->get_data( 'current_script' ); // get scripts $scripts = $rl->settings->get_data( 'scripts' ); // prepare arguments $args = [ 'selector' => $rl->options['settings']['selector'], 'script' => $script, 'settings' => [ 'script' => $rl->options['configuration'][$script], 'plugin' => $rl->options['settings'] ], 'supports' => $scripts[$script]['supports'], 'image_id' => 0, 'caption' => '', 'title' => '', 'src' => [] ]; // lightbox image title $args['settings']['plugin']['gallery_image_title'] = ! empty( $shortcode_atts['lightbox_image_title'] ) ? ( $shortcode_atts['lightbox_image_title'] === 'global' ? $rl->options['settings']['gallery_image_title'] : $shortcode_atts['lightbox_image_title'] ) : $rl->options['settings']['gallery_image_title']; // lightbox image caption $args['settings']['plugin']['gallery_image_caption'] = ! empty( $shortcode_atts['lightbox_image_caption'] ) ? ( $shortcode_atts['lightbox_image_caption'] === 'global' ? $rl->options['settings']['gallery_image_caption'] : $shortcode_atts['lightbox_image_caption'] ) : $rl->options['settings']['gallery_image_caption']; // get gallery image link $args['link'] = isset( $shortcode_atts['link'] ) ? $shortcode_atts['link'] : ''; // copy images $images_tmp = $images; // apply adjustments, according to gallery settings foreach ( $images_tmp as $index => $image ) { // assign image $new_image = $images[$index] = array_merge( $image, $rl->galleries->get_gallery_image_src( $image, $shortcode_atts['src_size'], $shortcode_atts['size'] ) ); // create image source data $args['src'] = [ $new_image['url'], $new_image['width'], $new_image['height'], $new_image ]; // update image id if ( ! empty( $new_image['id'] ) ) $args['image_id'] = $new_image['id']; // set alt text $images[$index]['alt'] = $shortcode_atts['alt'] = ! empty( $new_image['alt'] ) ? $new_image['alt'] : ( ! empty( $new_image['id'] ) ? get_post_meta( $new_image['id'], '_wp_attachment_image_alt', true ) : '' ); // set lightbox image title if ( $args['settings']['plugin']['gallery_image_title'] === 'default' ) $images[$index]['title'] = $args['title'] = ''; else { // embed element? if ( preg_match( '/^e\d+$/', $new_image['id'] ) === 1 ) $shortcode_atts['title'] = $images[$index]['title'] = $args['title'] = $this->get_embed_title( $new_image['id'], apply_filters( 'rl_lightbox_embed_image_title_arg', $args['settings']['plugin']['gallery_image_title'], $images[$index]['link'] ), $new_image ); else $images[$index]['title'] = $args['title'] = ! empty( $new_image['id'] ) ? $this->get_attachment_title( $new_image['id'], apply_filters( 'rl_lightbox_attachment_image_title_arg', $args['settings']['plugin']['gallery_image_title'], $new_image['id'], $images[$index]['link'] ) ) : $new_image['title']; } // set lightbox image caption if ( $args['settings']['plugin']['gallery_image_caption'] === 'default' ) $images[$index]['caption'] = $args['caption'] = ''; else { // embed element? if ( preg_match( '/^e\d+$/', $new_image['id'] ) === 1 ) $shortcode_atts['caption'] = $images[$index]['caption'] = $args['caption'] = $this->get_embed_title( $new_image['id'], apply_filters( 'rl_lightbox_embed_image_title_arg', $args['settings']['plugin']['gallery_image_caption'], $images[$index]['link'] ), $new_image ); else $images[$index]['caption'] = $args['caption'] = ! empty( $new_image['id'] ) ? $this->get_attachment_title( $new_image['id'], apply_filters( 'rl_lightbox_attachment_image_title_arg', $args['settings']['plugin']['gallery_image_caption'], $images[$index]['link'] ) ) : $new_image['caption']; } // set image gallery link $images[$index]['link'] = $this->lightbox_gallery_link( $this->get_gallery_image_link( $new_image['id'], $args['src'], [ $new_image['thumbnail_url'], $new_image['thumbnail_width'], $new_image['thumbnail_height'] ], $shortcode_atts ), $args ); // is lightbox active? if ( isset( $shortcode_atts['lightbox_enable'] ) && $shortcode_atts['lightbox_enable'] === 0 ) $images[$index]['link'] = preg_replace( '/data-rel=(\'|")(.*?)(\'|")/', 'data-rel="norl"', $images[$index]['link'] ); } } return (array) apply_filters( 'rl_get_gallery_shortcode_images', $images, $gallery_id, $shortcode_atts ); } /** * Get gallery image link. * * @param int $attachment_id Attachment ID * @param array $image Source image data * @param array $thumbnail Thumbnail image data * @param array $args Arguments * @return string */ function get_gallery_image_link( $attachment_id, $image, $thumbnail, $args ) { // link type switch ( $args['link'] ) { case 'post': // embed element? if ( preg_match( '/^e\d+$/', $attachment_id ) === 1 ) $attr = [ 'href' => $image[0] ]; else $attr = [ 'href' => get_permalink( $attachment_id ) ]; break; case 'none': $attr = [ 'href' => 'javascript:void(0);', 'style' => 'cursor: default;' ]; break; default: case 'file': $attr = [ 'href' => $image[0] ]; } // filter attributes $attr = apply_filters( 'rl_gallery_image_link_attributes', $attr, $attachment_id, $image, $args ); // start link $link = '<a'; // escape attributes foreach ( $attr as $name => $value ) { $link .= ' ' . esc_attr( $name ) . '="' . ( $name === 'href' ? esc_url( $value ) : esc_attr( $value ) ) . '"'; } $link .= '>'; $link .= apply_filters( 'rl_gallery_image_link_before', '', $attachment_id, $args ); $link .= '<img src="' . esc_url( $thumbnail[0] ) . '" width="' . (int) $thumbnail[1] . '" height="' . (int) $thumbnail[2] . '" alt="' . esc_attr( $args['alt'] ) . '"' . ( isset( $args['hide_image'] ) && $args['hide_image'] ? ' style="display: none;"' : '' ) . '/>'; // embed element? if ( preg_match( '/^e\d+$/', $attachment_id ) === 1 ) { $title = ! empty( $args['design_show_title'] ) ? $this->get_embed_title( $attachment_id, $args['design_show_title'], $args ) : ''; $caption = ! empty( $args['design_show_caption'] ) ? $this->get_embed_title( $attachment_id, $args['design_show_caption'], $args ) : ''; } else { $title = ! empty( $args['design_show_title'] ) ? $this->get_attachment_title( $attachment_id, $args['design_show_title'] ) : ''; $caption = ! empty( $args['design_show_caption'] ) ? $this->get_attachment_title( $attachment_id, $args['design_show_caption'] ) : ''; } if ( $title || $caption ) { $link .= '<span class="rl-gallery-caption">'; if ( $title ) $link .= '<span class="rl-gallery-item-title">' . esc_html( $title ) . '</span>'; if ( $caption ) $link .= '<span class="rl-gallery-item-caption">' . esc_html( $caption ) . '</span>'; $link .= '</span>'; } $link .= apply_filters( 'rl_gallery_image_link_after', '', $attachment_id, $args ); $link .= '</a>'; return apply_filters( 'rl_gallery_image_link', $link, $attachment_id, $image, $thumbnail, $args ); } /** * Add lightbox to Jetpack tiled gallery. * * @param string $content * @return string */ public function force_custom_gallery_lightbox( $content ) { // get main instance $rl = Responsive_Lightbox(); if ( $rl->options['settings']['force_custom_gallery'] ) { // search for image links preg_match_all( '/<a(.*?)href=(?:\'|")([^<]*?)\.(bmp|gif|jpeg|jpg|png|webp)(?:\'|")(.*?)>/i', $content, $links ); // found any links? if ( ! empty ( $links[0] ) ) { // get current script $script = $rl->get_data( 'current_script' ); foreach ( $links[0] as $link_number => $link ) { // get attachment id $image_id = $this->get_attachment_id_by_url( $links[2][$link_number] . '.' . $links[3][$link_number] ); // get title type $title_arg = $rl->options['settings']['gallery_image_title']; // update title if needed if ( $title_arg !== 'default' && $image_id ) $title = wp_strip_all_tags( $this->get_attachment_title( $image_id, apply_filters( 'rl_lightbox_attachment_image_title_arg', $title_arg, $image_id, $links[2][$link_number] . '.' . $links[3][$link_number] ) ), true ); else $title = ''; // get caption type $caption_arg = $rl->options['settings']['gallery_image_caption']; // update caption if needed if ( $caption_arg !== 'default' ) $caption = wp_strip_all_tags( $this->get_attachment_title( $image_id, apply_filters( 'rl_lightbox_attachment_image_title_arg', $caption_arg, $image_id, $links[2][$link_number] . '.' . $links[3][$link_number] ) ), true ); else $caption = ''; // link already contains data-rel attribute? if ( preg_match( '/<a.*?(?:data-rel)=(?:\'|")(.*?)(?:\'|").*?>/', $link, $result ) === 1 ) { // do not modify this link if ( $result[1] === 'norl' ) continue; $content = str_replace( $link, preg_replace( '/data-rel=(?:\'|")(.*?)(?:\'|")/', 'data-rel="' . esc_attr( $rl->options['settings']['selector'] ) . '-gallery-' . esc_attr( base64_encode( $result[1] ) ) . '" data-rl_title="' . esc_attr( $title ) . '" data-rl_caption="' . esc_attr( $caption ) . '"' . ( $script === 'imagelightbox' ? ' data-imagelightbox="' . (int) $link_number . '"' : '' ), $link ), $content ); } elseif ( preg_match( '/<a.*?(?:rel)=(?:\'|")(.*?)(?:\'|").*?>/', $link, $result ) === 1 ) { // do not modify this link if ( $result[1] === 'norl' ) continue; $content = str_replace( $link, preg_replace( '/rel=(?:\'|")(.*?)(?:\'|")/', 'data-rel="' . esc_attr( $rl->options['settings']['selector'] ) . '-gallery-' . esc_attr( base64_encode( $result[1] ) ) . '" data-rl_title="' . esc_attr( $title ) . '" data-rl_caption="' . esc_attr( $caption ) . '"' . ( $script === 'imagelightbox' ? ' data-imagelightbox="' . (int) $link_number . '"' : '' ), $link ), $content ); } else $content = str_replace( $link, '<a' . $links[1][$link_number] . ' href="' . $links[2][$link_number] . '.' . $links[3][$link_number] . '" data-rel="' . esc_attr( $rl->options['settings']['selector'] ) . '-gallery-' . esc_attr( base64_encode( $this->gallery_no ) ) . '" data-rl_title="' . esc_attr( $title ) . '" data-rl_caption="' . esc_attr( $caption ) . '"' . ( $script === 'imagelightbox' ? ' data-imagelightbox="' . (int) $link_number . '"' : '' ) . $links[4][$link_number] . '>', $content ); } } } return $content; } /** * Remove specific styles and scripts. * * @global object $woocommerce * * @return void */ public function wp_dequeue_scripts() { // woocommerce if ( class_exists( 'WooCommerce' ) ) { global $woocommerce; // get main instance $rl = Responsive_Lightbox(); // specific woocommerce gallery? if ( ! empty( $rl->options['settings']['default_woocommerce_gallery'] ) && $rl->options['settings']['default_woocommerce_gallery'] !== 'default' ) { // replace default woocommerce lightbox? if ( $rl->options['settings']['woocommerce_gallery_lightbox'] === true ) { if ( version_compare( $woocommerce->version, '3.0', ">=" ) ) { // dequeue scripts wp_dequeue_script( 'flexslider' ); wp_dequeue_script( 'photoswipe' ); wp_dequeue_script( 'photoswipe-ui-default' ); // dequeue styles wp_dequeue_style( 'photoswipe' ); wp_dequeue_style( 'photoswipe-default-skin' ); // remove theme supports remove_theme_support( 'wc-product-gallery-lightbox' ); remove_theme_support( 'wc-product-gallery-slider' ); } else { // remove styles wp_dequeue_style( 'woocommerce_prettyPhoto_css' ); // remove scripts wp_dequeue_script( 'prettyPhoto' ); wp_dequeue_script( 'prettyPhoto-init' ); wp_dequeue_script( 'fancybox' ); wp_dequeue_script( 'enable-lightbox' ); } } else { if ( version_compare( $woocommerce->version, '3.0', ">=" ) ) { // dequeue scripts wp_dequeue_script( 'flexslider' ); } } // default gallery? } else { // replace default woocommerce lightbox? if ( $rl->options['settings']['woocommerce_gallery_lightbox'] === true ) { if ( version_compare( $woocommerce->version, '3.0', ">=" ) ) { // dequeue scripts wp_dequeue_script( 'photoswipe' ); wp_dequeue_script( 'photoswipe-ui-default' ); // dequeue styles wp_dequeue_style( 'photoswipe' ); wp_dequeue_style( 'photoswipe-default-skin' ); // remove theme supports remove_theme_support( 'wc-product-gallery-lightbox' ); } else { // remove styles wp_dequeue_style( 'woocommerce_prettyPhoto_css' ); // remove scripts wp_dequeue_script( 'prettyPhoto' ); wp_dequeue_script( 'prettyPhoto-init' ); wp_dequeue_script( 'fancybox' ); wp_dequeue_script( 'enable-lightbox' ); } } } } // visual composer if ( class_exists( 'Vc_Manager' ) ) { wp_dequeue_script( 'prettyphoto' ); wp_deregister_script( 'prettyphoto' ); wp_dequeue_style( 'prettyphoto' ); wp_deregister_style( 'prettyphoto' ); } } /** * Apply lightbox to WooCommerce product image. * * @param string $html * @return string */ public function woocommerce_single_product_image_html( $html ) { // get main instance $rl = Responsive_Lightbox(); if ( $rl->options['settings']['woocommerce_gallery_lightbox'] ) $html = preg_replace( '/data-rel=\"(.*?)\"/', 'data-rel="' . esc_attr( $rl->options['settings']['selector'] ) . '-gallery-' . (int) $this->gallery_no . '"', $html ); return $html; } /** * Apply lightbox to WooCommerce product gallery. * * @param string $html * @param int $attachment_id * @return string */ public function woocommerce_single_product_image_thumbnail_html( $html, $attachment_id ) { // get main instance $rl = Responsive_Lightbox(); if ( $rl->options['settings']['woocommerce_gallery_lightbox'] ) { // make sure main product image has same gallery number $gallery_no = $this->gallery_no + 1; $html = preg_replace( '/data-rel=\"(.*?)\"/', 'data-rel="' . esc_attr( $rl->options['settings']['selector'] ) . '-gallery-' . (int) $gallery_no . '"', $html ); preg_match( '/<a(.*?)((?:data-rel)=(?:\'|").*?(?:\'|"))(.*?)>/i', $html, $result ); // no data-rel? if ( empty( $result ) ) { preg_match( '/^(.*?)<a(.*?)((?:href)=(?:\'|").*?(?:\'|"))(.*?)>(.*?)$/i', $html, $result ); // found valid link? if ( ! empty( $result ) ) $html = $result[1] . '<a' . $result[2] . 'data-rel="' . esc_attr( $rl->options['settings']['selector'] ) . '-gallery-' . (int) $gallery_no . '" ' . $result[3] . $result[4] . '>' . $result[5]; } $html = $this->woocommerce_gallery_link( $html, $attachment_id ); } return $html; } /** * Add title and caption to WooCommerce gallery image links. * * @param string $link * @param int $attachment_id * @return string */ public function woocommerce_gallery_link( $link, $attachment_id ) { // get main instance $rl = Responsive_Lightbox(); // gallery image title $title = ''; // get title type $title_arg = $rl->options['settings']['gallery_image_title']; // update title if needed if ( $title_arg !== 'default' ) { // original title $title = $this->get_attachment_title( $attachment_id, apply_filters( 'rl_lightbox_attachment_image_title_arg', $title_arg, $attachment_id, $link ) ); } if ( $title !== '' ) { // title $title = trim( nl2br( $title ) ); if ( ! rl_current_lightbox_supports( 'html_caption' ) ) $title = wp_strip_all_tags( $title, true ); // add title and rl_title if needed if ( preg_match( '/<a[^>]*?title=(?:\'|")[^>]*?(?:\'|").*?>/is', $link ) === 1 ) $link = str_replace( '__RL_IMAGE_TITLE__', esc_attr( $title ), preg_replace( '/(<a[^>]*?title=(?:\'|"))[^>]*?((?:\'|").*?>)/is', '$1__RL_IMAGE_TITLE__" data-rl_title="__RL_IMAGE_TITLE__$2', $link ) ); else $link = str_replace( '__RL_IMAGE_TITLE__', esc_attr( $title ), preg_replace( '/(<a[^>]*?)>/is', '$1 title="__RL_IMAGE_TITLE__" data-rl_title="__RL_IMAGE_TITLE__">', $link ) ); } // gallery image caption $caption = ''; // get caption type $caption_arg = $rl->options['settings']['gallery_image_caption']; // update caption if needed if ( $caption_arg !== 'default' ) { // original caption $caption = $this->get_attachment_title( $attachment_id, apply_filters( 'rl_lightbox_attachment_image_title_arg', $caption_arg, $attachment_id, $link ) ); } if ( $caption !== '' ) { // caption $caption = trim( nl2br( $caption ) ); if ( ! rl_current_lightbox_supports( 'html_caption' ) ) $caption = wp_strip_all_tags( $caption, true ); // add rl_caption $link = str_replace( '__RL_IMAGE_CAPTION__', esc_attr( $caption ), preg_replace( '/(<a[^>]*?)>/is', '$1 data-rl_caption="__RL_IMAGE_CAPTION__">', $link ) ); } if ( $rl->get_data( 'current_script' ) === 'magnific' ) $link = preg_replace( '/(<a[^>]*?)>/is', '$1 data-magnific_type="gallery">', $link ); return $link; } /** * WooCommerce gallery init. * * @return void */ public function woocommerce_gallery_init() { // get main instance $rl = Responsive_Lightbox(); if ( ( $priority = has_action( 'woocommerce_product_thumbnails', 'woocommerce_show_product_thumbnails' ) ) !== false && ! empty( $rl->options['settings']['default_woocommerce_gallery'] ) && $rl->options['settings']['default_woocommerce_gallery'] !== 'default' ) { // remove default gallery remove_action( 'woocommerce_product_thumbnails', 'woocommerce_show_product_thumbnails', $priority ); // handle product gallery add_action( 'woocommerce_product_thumbnails', [ $this, 'woocommerce_gallery' ], $priority ); } } /** * WooCommerce gallery support. * * @global object $product * * @return void */ public function woocommerce_gallery() { global $product; $attachment_ids = []; // woocommerce 3.x if ( method_exists( $product, 'get_gallery_image_ids' ) ) $attachment_ids = $product->get_gallery_image_ids(); // woocommerce 2.x elseif ( method_exists( $product, 'get_gallery_attachment_ids' ) ) $attachment_ids = $product->get_gallery_attachment_ids(); if ( ! empty( $attachment_ids ) && is_array( $attachment_ids ) ) echo do_shortcode( '[gallery type="' . esc_attr( Responsive_Lightbox()->options['settings']['default_woocommerce_gallery'] ) . '" size="medium" ids="' . esc_attr( implode( ',', $attachment_ids ) ) . '"]' ); } /** * Get embed text. * * @param string $id * @param string $title_arg * @param array $embed * @return false|string */ public function get_embed_title( $id, $title_arg, $embed ) { if ( empty( $title_arg ) || empty( $id ) ) return false; switch( $title_arg ) { case 'title': $text = $embed['title']; break; // caption is always the same for these options case 'caption': case 'alt': case 'description': $text = $embed['caption']; break; default: $text = ''; } return trim( apply_filters( 'rl_get_embed_title', $text, $id, $title_arg, $embed ) ); } /** * Get attachment text. * * @param int $id * @param string $title_arg * @return false|string */ public function get_attachment_title( $id, $title_arg ) { if ( empty( $title_arg ) || empty( $id ) ) return false; switch( $title_arg ) { case 'title': $text = get_the_title( $id ); break; case 'caption': $text = get_post_field( 'post_excerpt', $id ) ; break; case 'alt': $text = get_post_meta( $id, '_wp_attachment_image_alt', true ); break; case 'description': $text = get_post_field( 'post_content', $id ) ; break; default: $text = ''; } return trim( apply_filters( 'rl_get_attachment_title', $text, $id, $title_arg ) ); } /** * Get attachment ID by url, adjusted to work for cropped and scaled images. * * @param string $url * @return int */ public function get_attachment_id_by_url( $url ) { $org_url = $url; // parse url $url = ! empty( $url ) ? esc_url_raw( $url ) : ''; // get url with both schemes $url_http = set_url_scheme( $url, 'http' ); $url_https = set_url_scheme( $url, 'https' ); // https? set scheme order if ( is_ssl() ) $urls = [ $url_https, $url_http ]; else $urls = [ $url_http, $url_https ]; // get upload dir $dir = wp_get_upload_dir(); // set base url $base_url = $dir['baseurl']; if ( is_ssl() ) $base_url = set_url_scheme( $base_url, 'https' ); // set post id $post_id = 0; // get cached data $post_ids = get_transient( 'rl-attachment_ids_by_url' ); // set default flag $update_transient = false; // check url with forced scheme based on is_ssl(), then fallback to second one foreach ( $urls as $url_with_scheme ) { // set current url $url = $url_with_scheme; // cached url not found? if ( $post_ids === false || ! in_array( $url_with_scheme, array_keys( $post_ids ), true ) ) { // try to get post id $post_id = $this->_get_attachment_id_by_url( $url_with_scheme, $base_url ); // set flag $update_transient = true; // cached url found } elseif ( ! empty( $post_ids[$url_with_scheme] ) ) $post_id = (int) $post_ids[$url_with_scheme]; // found post id but it is zero else { // try to refresh post id $post_id = $this->_get_attachment_id_by_url( $url_with_scheme, $base_url ); // set flag $update_transient = true; } if ( $post_id ) break; // set default flag $update_transient = false; } if ( $update_transient ) { // set the cache expiration, 24 hours by default $expire = (int) apply_filters( 'rl_object_cache_expire', DAY_IN_SECONDS ); if ( ! is_array( $post_ids ) ) $post_ids = []; // update post ids $post_ids[$url] = $post_id; // set transient set_transient( 'rl-attachment_ids_by_url', $post_ids, $expire ); } return (int) apply_filters( 'rl_get_attachment_id_by_url', $post_id, $org_url ); } /** * Get attachment ID by url. * * @param string $url * @param string $base_url * @return int */ private function _get_attachment_id_by_url( $url, $base_url ) { // try to get post id $post_id = (int) attachment_url_to_postid( $url ); // no post id? if ( ! $post_id ) { $path = $url; if ( strpos( $path, $base_url . '/' ) === 0 ) $path = substr( $path, strlen( $base_url . '/' ) ); // try to check full size image if ( preg_match( '/^(.*)(\-\d*x\d*)(\.\w{1,})/i', $path, $matches ) ) $post_id = (int) attachment_url_to_postid( $base_url . '/' . $matches[1] . $matches[3] ); // try to check scaled size image if ( ! $post_id && ! empty( $matches[1] ) && ! empty( $matches[3] ) ) $post_id = (int) attachment_url_to_postid( $base_url . '/' . $matches[1] . '-scaled' . $matches[3] ); } return $post_id; } /** * Get image size by URL. * * @param string $url Image URL * @return array */ public function get_image_size_by_url( $url ) { // parse url $url = ! empty( $url ) ? esc_url_raw( $url ) : ''; $size = [ 0, 0 ]; if ( ! empty( $url ) ) { // get cached data $image_sizes = get_transient( 'rl-image_sizes_by_url' ); // cached url not found? if ( $image_sizes === false || ! in_array( $url, array_keys( $image_sizes ) ) || empty( $image_sizes[$url] ) ) { if ( class_exists( 'Responsive_Lightbox_Fast_Image' ) ) { // loading image $image = new Responsive_Lightbox_Fast_Image( $url ); // get size $size = $image->get_size(); } else { // get size using php $size = getimagesize( $url ); } // set the cache expiration, 24 hours by default $expire = absint( apply_filters( 'rl_object_cache_expire', DAY_IN_SECONDS ) ); $image_sizes[$url] = $size; set_transient( 'rl-image_sizes_by_url', $image_sizes, $expire ); // cached url found } elseif ( ! empty( $image_sizes[$url] ) ) $size = array_map( 'absint', $image_sizes[$url] ); } return (array) apply_filters( 'rl_get_image_size_by_url', $size, $url ); } /** * Add gallery shortcode to gallery post content. * * @param string $content * @return string */ public function gallery_preview( $content ) { if ( get_post_type() === 'rl_gallery' && ! ( is_archive() && is_main_query() ) ) $content .= do_shortcode( '[rl_gallery id="' . (int) get_the_ID() . '"]' ); return $content; } /** * Helper: gallery number function. * * @param string $content * @param array $shortcode_atts * @return string */ public function gallery_attributes( $content, $shortcode_atts ) { // private gallery? if ( isset( $shortcode_atts['rl_gallery_id'] ) && get_post_status( $shortcode_atts['rl_gallery_id'] ) === 'private' && ! current_user_can( 'read_private_posts' ) ) return ''; // check forced gallery number if ( isset( $shortcode_atts['rl_gallery_no'] ) ) { $shortcode_atts['rl_gallery_no'] = (int) $shortcode_atts['rl_gallery_no']; if ( $shortcode_atts['rl_gallery_no'] > 0 ) $this->gallery_no = $shortcode_atts['rl_gallery_no']; } else ++$this->gallery_no; // add inline style, to our galleries only if ( isset( $shortcode_atts['type'] ) ) { // get main instance $rl = Responsive_Lightbox(); // gallery style wp_enqueue_style( 'responsive-lightbox-gallery' ); // is there rl_gallery ID? $rl_gallery_id = ! empty( $shortcode_atts['rl_gallery_id'] ) ? (int) $shortcode_atts['rl_gallery_id'] : 0; // is it rl gallery? $rl_gallery = $rl->options['builder']['gallery_builder'] && $rl_gallery_id && get_post_type( $rl_gallery_id ) === 'rl_gallery'; // is it rl gallery? add design options if ( $rl_gallery ) { // get fields $fields = $rl->galleries->get_data( 'fields' ); // get gallery fields attributes $field_atts = rl_get_gallery_fields_atts( $fields['design']['options'], $shortcode_atts, $rl_gallery ); // get only valid arguments $atts = shortcode_atts( $field_atts, array_merge( $field_atts, $shortcode_atts ), 'gallery' ); // sanitize gallery fields $atts = $this->sanitize_shortcode_args( $atts, $fields['design']['options'] ); // convert color $background_color = $rl->hex2rgb( $atts['background_color'] ); // invalid color? if ( ! $background_color ) $background_color = '0,0,0'; else $background_color = implode( ',', $background_color ); // get opacity $opacity = (string) round( $atts['background_opacity'] / 100, 2 ); // add inline style wp_add_inline_style( 'responsive-lightbox-gallery', ':root { --rl-gallery-background_color: ' . esc_attr( $atts['background_color'] ) . '; --rl-gallery-background_opacity: ' . esc_attr( $opacity ) . '; --rl-gallery-border_color: ' . esc_attr( $atts['border_color'] ) . '; --rl-gallery-title_color: ' . esc_attr( $atts['title_color'] ) . '; --rl-gallery-caption_color: ' . esc_attr( $atts['caption_color'] ) . '; } .rl-gallery .rl-gallery-link { border: ' . (int) $atts['border_width'] . 'px solid ' . esc_attr( $atts['border_color'] ) . '; } .rl-gallery .rl-gallery-link .rl-gallery-item-title { color: ' . esc_attr( $atts['title_color'] ) . '; } .rl-gallery .rl-gallery-link .rl-gallery-item-caption { color: ' . esc_attr( $atts['caption_color'] ) . '; } .rl-gallery .rl-gallery-link .rl-gallery-caption, .rl-gallery .rl-gallery-link:after { background-color: rgba( ' . esc_attr( $background_color ) . ', ' . esc_attr( $opacity ) . ' ); } [class^="rl-hover-icon-"] .rl-gallery-link:before, [class*=" rl-hover-icon-"] .rl-gallery-link:before { color: ' . esc_attr( $atts['title_color'] ) . '; background-color: rgba( ' . esc_attr( $background_color ) . ', ' . esc_attr( $opacity ) . ' ); }' ); } } return $content; } /** * Generate unique hash. * * @param int $length * @return string */ private function generate_hash( $length = 8 ) { $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'; $hash = ''; for( $i = 0; $i < $length; $i++ ) { $hash .= substr( $chars, mt_rand( 0, strlen( $chars ) - 1 ), 1 ); } return $hash; } /** * Replace widget callback function. * * @global array $wp_registered_widgets * * @param array $sidebar_params * @return array */ public function dynamic_sidebar_params( $sidebar_params ) { if ( ( is_admin() && ! wp_doing_ajax() ) || Responsive_Lightbox()->options['settings']['widgets'] !== true ) return $sidebar_params; global $wp_registered_widgets; $widget_id = $sidebar_params[0]['widget_id']; $wp_registered_widgets[ $widget_id ]['original_callback'] = $wp_registered_widgets[ $widget_id ]['callback']; $wp_registered_widgets[ $widget_id ]['callback'] = [ $this, 'widget_callback_function' ]; return $sidebar_params; } /** * Widget callback function. * * @global array $wp_registered_widgets * * @return void */ public function widget_callback_function() { global $wp_registered_widgets; $original_callback_params = func_get_args(); $widget_id = $original_callback_params[0]['widget_id']; $original_callback = $wp_registered_widgets[ $widget_id ]['original_callback']; $wp_registered_widgets[ $widget_id ]['callback'] = $original_callback; $widget_id_base = $wp_registered_widgets[ $widget_id ]['callback'][0]->id_base; if ( is_callable( $original_callback ) ) { ob_start(); call_user_func_array( $original_callback, $original_callback_params ); $widget_output = ob_get_clean(); echo apply_filters( 'rl_widget_output', $widget_output, $widget_id_base, $widget_id ); } } /** * Filter widget output. * * @param string $content * @param string $widget_id_base * @param id $widget_id * @return string */ public function widget_output( $content, $widget_id_base, $widget_id ) { return $this->add_lightbox( $content ); } /** * Filter comment content. * * @param string $content * @return string */ public function get_comment_text( $content ) { if ( ( is_admin() && ! wp_doing_ajax() ) || Responsive_Lightbox()->options['settings']['comments'] !== true ) return $content; return $this->add_lightbox( $content ); } /** * Modify gallery container class. * * @param string $class * @param array $args * @param int $gallery_id * @return string */ public function gallery_container_class( $class, $args, $gallery_id ) { if ( $gallery_id ) { $class .= ' rl-loading'; if ( $args['pagination'] ) $class .= ' rl-pagination-' . $args['pagination_type']; } return $class; } /** * Display content before the gallery. * * @param array $args * @param int $gallery_id * @return void */ public function before_gallery( $args, $gallery_id ) { if ( $gallery_id ) { // get current post id if ( isset( $_POST['action'], $_POST['post_id'] ) && $_POST['action'] === 'rl-get-gallery-page-content' && wp_doing_ajax() ) $current_id = (int) $_POST['post_id']; else $current_id = (int) get_the_ID(); if ( isset( $args['gallery_title_position'] ) && $args['gallery_title_position'] === 'top' && get_post_type( $current_id ) ) echo '<h4 class="rl-gallery-title">' . esc_html( get_the_title( $gallery_id ) ) . '</h4>'; if ( isset( $args['gallery_description_position'] ) && $args['gallery_description_position'] === 'top' ) echo '<div class="rl-gallery-description">' . nl2br( esc_html( $args['gallery_description'] ) ) . '</div>'; } } /** * Display content after the gallery. * * @param array $args * @param int $gallery_id * @return void */ public function after_gallery( $args, $gallery_id ) { if ( $gallery_id ) { // get current post id if ( isset( $_POST['action'], $_POST['post_id'] ) && $_POST['action'] === 'rl-get-gallery-page-content' && wp_doing_ajax() ) $current_id = (int) $_POST['post_id']; else $current_id = (int) get_the_ID(); if ( isset( $args['gallery_title_position'] ) && $args['gallery_title_position'] === 'bottom' ) echo '<h4 class="rl-gallery-title">' . esc_html( get_the_title( $gallery_id ) ) . '</h4>'; if ( isset( $args['gallery_description_position'] ) && $args['gallery_description_position'] === 'bottom' ) echo '<div class="rl-gallery-description">' . nl2br( esc_html( $args['gallery_description'] ) ) . '</div>'; } } /** * Add lightbox to Visual Composer shortcodes. * * @param string $content HTML content * @param string $shortcode Shortcode type * @return string */ public function vc_shortcode_content_filter_after( $content, $shortcode ) { if ( in_array( $shortcode, apply_filters( 'rl_lightbox_vc_allowed_shortcode', [ 'vc_gallery', 'vc_single_image', 'vc_images_carousel' ] ), true ) ) $content = $this->add_lightbox( $content ); return $content; } /** * Render Basic Grid gallery shortcode. * * @global object $post * * @param string $output HTML output * @param array $shortcode_atts Shortcode attributes * @return string */ public function basic_grid_gallery_shortcode( $output, $shortcode_atts ) { if ( ! empty( $output ) ) return $output; global $post; $defaults = [ 'rl_gallery_id' => 0, 'id' => isset( $post->ID ) ? (int) $post->ID : 0, 'class' => '', 'include' => '', 'exclude' => '', 'urls' => '', 'type' => '', 'order' => 'asc', 'orderby' => 'menu_order', 'size' => 'medium', 'link' => 'file', 'columns' => 3 ]; // get main instance $rl = Responsive_Lightbox(); if ( ! is_array( $shortcode_atts ) ) $shortcode_atts = wp_parse_args( $shortcode_atts, $defaults ); // is there rl_gallery ID? $rl_gallery_id = $defaults['rl_gallery_id'] = ! empty( $shortcode_atts['rl_gallery_id'] ) ? (int) $shortcode_atts['rl_gallery_id'] : 0; // is it rl gallery? $rl_gallery = $rl->options['builder']['gallery_builder'] && $rl_gallery_id && get_post_type( $rl_gallery_id ) === 'rl_gallery'; // private gallery? if ( $rl_gallery && get_post_status( $rl_gallery_id ) === 'private' && ! current_user_can( 'read_private_posts' ) ) return ''; if ( ! array_key_exists( 'type', $shortcode_atts ) ) $shortcode_atts['type'] = ''; // break if it is not basic grid gallery - first check if ( ! ( $shortcode_atts['type'] === 'basicgrid' || ( $shortcode_atts['type'] === '' && ( ( $rl_gallery && $rl->options['settings']['builder_gallery'] === 'basicgrid' ) || ( ! $rl_gallery && $rl->options['settings']['default_gallery'] === 'basicgrid' ) ) ) ) ) return $output; // get shortcode gallery fields combined with defaults $fields = rl_get_gallery_fields( 'basicgrid' ); // get gallery fields attributes $field_atts = rl_get_gallery_fields_atts( $fields, $shortcode_atts, $rl_gallery ); // is it rl gallery? add misc and lightbox fields if ( $rl_gallery ) { // get fields $fields_data = $rl->galleries->get_data( 'fields' ); $fields += $fields_data['lightbox']['options'] + $fields_data['misc']['options']; } // get only valid arguments $atts = shortcode_atts( array_merge( $defaults, $field_atts ), $shortcode_atts, 'gallery' ); // sanitize gallery fields $atts = $this->sanitize_shortcode_args( $atts, $fields ); // break if it is not basic grid gallery if ( ! ( $atts['type'] === 'basicgrid' || ( $atts['type'] === '' && ( ( $rl_gallery && $rl->options['settings']['builder_gallery'] === 'basicgrid' ) || ( ! $rl_gallery && $rl->options['settings']['default_gallery'] === 'basicgrid' ) ) ) ) ) return $output; // ID $atts['id'] = (int) $atts['id']; // add custom classes if needed if ( $rl_gallery ) $atts['class'] .= ' ' . $atts['gallery_custom_class']; // any classes? if ( $atts['class'] !== '' ) { $atts['class'] = trim( $atts['class'] ); // more than 1 class? if ( strpos( $atts['class'], ' ' ) !== false ) { // get unique valid HTML classes $atts['class'] = array_unique( array_filter( array_map( 'sanitize_html_class', explode( ' ', $atts['class'] ) ) ) ); if ( ! empty( $atts['class'] ) ) $atts['class'] = implode( ' ', $atts['class'] ); else $atts['class'] = ''; // single class } else $atts['class'] = sanitize_html_class( $atts['class'] ); } // orderby if ( empty( $atts['orderby'] ) ) { $atts['orderby'] = sanitize_sql_orderby( $atts['orderby'] ); if ( empty( $atts['orderby'] ) ) $atts['orderby'] = $defaults['orderby']; } // order if ( strtolower( $atts['order'] ) === 'rand' ) $atts['orderby'] = 'rand'; // check columns if ( $atts['columns_lg'] === 0 ) $atts['columns_lg'] = $atts['columns']; if ( $atts['columns_md'] === 0 ) $atts['columns_md'] = $atts['columns']; if ( $atts['columns_sm'] === 0 ) $atts['columns_sm'] = $atts['columns']; if ( $atts['columns_xs'] === 0 ) $atts['columns_xs'] = $atts['columns']; // gallery lightbox source size if ( ! empty( $atts['lightbox_image_size'] ) ) { if ( $atts['lightbox_image_size'] === 'global' ) $atts['src_size'] = $rl->options['settings']['gallery_image_size']; elseif ( $atts['lightbox_image_size'] === 'lightbox_custom_size' && isset( $atts['lightbox_custom_size_width'], $atts['lightbox_custom_size_height'] ) ) $atts['src_size'] = [ $atts['lightbox_custom_size_width'], $atts['lightbox_custom_size_height'] ]; else $atts['src_size'] = $atts['lightbox_image_size']; } else $atts['src_size'] = $rl->options['settings']['gallery_image_size']; // filter all shortcode arguments $atts = apply_filters( 'rl_gallery_shortcode_atts', $atts, $rl_gallery_id ); // get gallery images $images = rl_get_gallery_shortcode_images( $atts ); if ( empty( $images ) || is_feed() || defined( 'IS_HTML_EMAIL' ) ) return $output; // make sure it is integer $gallery_no = (int) $this->gallery_no; ob_start(); // $gallery_no and $rl_gallery_id are both integers ?> <div class="rl-gallery-container<?php echo esc_attr( apply_filters( 'rl_gallery_container_class', '', $atts, $rl_gallery_id ) ); ?>" id="rl-gallery-container-<?php echo (int) $gallery_no; ?>" data-gallery_id="<?php echo (int) $rl_gallery_id; ?>"> <?php do_action( 'rl_before_gallery', $atts, $rl_gallery_id ); ?> <div class="rl-gallery rl-basicgrid-gallery <?php echo esc_attr( $atts['class'] ); ?>" id="rl-gallery-<?php echo (int) $gallery_no; ?>" data-gallery_no="<?php echo (int) $gallery_no; ?>"> <?php foreach ( $images as $image ) { // $image['link'] is already escaped echo '<div class="rl-gallery-item">' . $image['link'] . '</div>'; } ?> </div> <?php do_action( 'rl_after_gallery', $atts, $rl_gallery_id ); ?> </div> <?php $gallery_html = ob_get_contents(); ob_end_clean(); // styles wp_enqueue_style( 'responsive-lightbox-basicgrid-gallery', plugins_url( 'css/gallery-basicgrid.css', dirname( __FILE__ ) ), [], $rl->defaults['version'] ); // add inline style $inline_css = ' #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item { width: calc(' . (string) round( 100 / (int) $atts['columns'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); margin: ' . (string) round( (int) $atts['gutter'] / 2, 2 ) . 'px; } @media all and (min-width: 1200px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item { width: calc(' . (string) round( 100 / (int) $atts['columns_lg'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); } } @media all and (min-width: 992px) and (max-width: 1200px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item { width: calc(' . (string) round( 100 / (int) $atts['columns_md'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); } } @media all and (min-width: 768px) and (max-width: 992px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item { width: calc(' . (string) round( 100 / (int) $atts['columns_sm'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); } } @media all and (max-width: 768px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item { width: calc(' . (string) round( 100 / (int) $atts['columns_xs'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); } } '; if ( $atts['force_height'] ) { $inline_css .= ' #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item { height: ' . (int) $atts['row_height'] . 'px; } #rl-gallery-container-' . $gallery_no . ' .rl-basicgrid-gallery .rl-gallery-item img { height: ' . (int) $atts['row_height'] . 'px; object-fit: cover; max-width: 100%; min-width: 100%; }'; } wp_add_inline_style( 'responsive-lightbox-basicgrid-gallery', $inline_css ); // remove any new lines from the output so that the reader parses it better return apply_filters( 'rl_gallery_shortcode_html', trim( preg_replace( '/\s+/', ' ', $gallery_html ) ), $atts, $rl_gallery_id ); } /** * Render Basic Slider gallery shortcode. * * @global object $post * * @param string $output HTML output * @param array $shortcode_atts Shortcode attributes * @return string */ public function basic_slider_gallery_shortcode( $output, $shortcode_atts ) { if ( ! empty( $output ) ) return $output; global $post; $defaults = [ 'rl_gallery_id' => 0, 'id' => isset( $post->ID ) ? (int) $post->ID : 0, 'class' => '', 'include' => '', 'exclude' => '', 'urls' => '', 'type' => '', 'order' => 'asc', 'orderby' => 'menu_order', 'size' => 'medium', 'link' => 'file', 'columns' => 3 ]; // get main instance $rl = Responsive_Lightbox(); if ( ! is_array( $shortcode_atts ) ) $shortcode_atts = wp_parse_args( $shortcode_atts, $defaults ); // is there rl_gallery ID? $rl_gallery_id = $defaults['rl_gallery_id'] = ! empty( $shortcode_atts['rl_gallery_id'] ) ? (int) $shortcode_atts['rl_gallery_id'] : 0; // is it rl gallery? $rl_gallery = $rl->options['builder']['gallery_builder'] && $rl_gallery_id && get_post_type( $rl_gallery_id ) === 'rl_gallery'; // private gallery? if ( $rl_gallery && get_post_status( $rl_gallery_id ) === 'private' && ! current_user_can( 'read_private_posts' ) ) return ''; if ( ! array_key_exists( 'type', $shortcode_atts ) ) $shortcode_atts['type'] = ''; // break if it is not basic slider gallery - first check if ( ! ( $shortcode_atts['type'] === 'basicslider' || ( $shortcode_atts['type'] === '' && ( ( $rl_gallery && $rl->options['settings']['builder_gallery'] === 'basicslider' ) || ( ! $rl_gallery && $rl->options['settings']['default_gallery'] === 'basicslider' ) ) ) ) ) return $output; // get shortcode gallery fields combined with defaults $fields = rl_get_gallery_fields( 'basicslider' ); // get gallery fields attributes $field_atts = rl_get_gallery_fields_atts( $fields, $shortcode_atts, $rl_gallery ); // is it rl gallery? add misc and lightbox fields if ( $rl_gallery ) { // get fields $fields_data = $rl->galleries->get_data( 'fields' ); $fields += $fields_data['lightbox']['options'] + $fields_data['misc']['options']; } // get only valid arguments $atts = shortcode_atts( array_merge( $defaults, $field_atts ), $shortcode_atts, 'gallery' ); // sanitize gallery fields $atts = $this->sanitize_shortcode_args( $atts, $fields ); // break if it is not basic slider gallery if ( ! ( $atts['type'] === 'basicslider' || ( $atts['type'] === '' && ( ( $rl_gallery && $rl->options['settings']['builder_gallery'] === 'basicslider' ) || ( ! $rl_gallery && $rl->options['settings']['default_gallery'] === 'basicslider' ) ) ) ) ) return $output; // ID $atts['id'] = (int) $atts['id']; // add custom classes if needed if ( $rl_gallery ) $atts['class'] .= ' ' . $atts['gallery_custom_class']; // any classes? if ( $atts['class'] !== '' ) { $atts['class'] = trim( $atts['class'] ); // more than 1 class? if ( strpos( $atts['class'], ' ' ) !== false ) { // get unique valid HTML classes $atts['class'] = array_unique( array_filter( array_map( 'sanitize_html_class', explode( ' ', $atts['class'] ) ) ) ); if ( ! empty( $atts['class'] ) ) $atts['class'] = implode( ' ', $atts['class'] ); else $atts['class'] = ''; // single class } else $atts['class'] = sanitize_html_class( $atts['class'] ); } // orderby if ( empty( $atts['orderby'] ) ) { $atts['orderby'] = sanitize_sql_orderby( $atts['orderby'] ); if ( empty( $atts['orderby'] ) ) $atts['orderby'] = $defaults['orderby']; } // order if ( strtolower( $atts['order'] ) === 'rand' ) $atts['orderby'] = 'rand'; // gallery lightbox source size if ( ! empty( $atts['lightbox_image_size'] ) ) { if ( $atts['lightbox_image_size'] === 'global' ) $atts['src_size'] = $rl->options['settings']['gallery_image_size']; elseif ( $atts['lightbox_image_size'] === 'lightbox_custom_size' && isset( $atts['lightbox_custom_size_width'], $atts['lightbox_custom_size_height'] ) ) $atts['src_size'] = [ $atts['lightbox_custom_size_width'], $atts['lightbox_custom_size_height'] ]; else $atts['src_size'] = $atts['lightbox_image_size']; } else $atts['src_size'] = $rl->options['settings']['gallery_image_size']; // filter all shortcode arguments $atts = apply_filters( 'rl_gallery_shortcode_atts', $atts, $rl_gallery_id ); // get gallery images $images = rl_get_gallery_shortcode_images( $atts ); if ( empty( $images ) || is_feed() || defined( 'IS_HTML_EMAIL' ) ) return $output; // make sure it is integer $gallery_no = (int) $this->gallery_no; ob_start(); // $gallery_no and $rl_gallery_id are both integers ?> <div class="rl-gallery-container<?php echo esc_attr( apply_filters( 'rl_gallery_container_class', '', $atts, $rl_gallery_id ) ); ?>" id="rl-gallery-container-<?php echo (int) $gallery_no; ?>" data-gallery_id="<?php echo (int) $rl_gallery_id; ?>"> <?php do_action( 'rl_before_gallery', $atts, $rl_gallery_id ); ?> <ul class="rl-gallery rl-basicslider-gallery <?php echo esc_attr( $atts['class'] ); ?>" id="rl-gallery-<?php echo (int) $gallery_no; ?>" data-gallery_no="<?php echo (int) $gallery_no; ?>"> <?php foreach ( $images as $image ) { // $image['link'] is already escaped echo '<li class="rl-gallery-item">' . $image['link'] . '</li>'; } ?> </ul> <?php do_action( 'rl_after_gallery', $atts, $rl_gallery_id ); ?> </div> <?php $gallery_html = ob_get_contents(); ob_end_clean(); // scripts wp_register_script( 'responsive-lightbox-basicslider-gallery-js', plugins_url( 'assets/slippry/slippry' . ( ! ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '.min' : '' ) . '.js', dirname( __FILE__ ) ), [ 'jquery' ], $rl->defaults['version'], ( $rl->options['settings']['loading_place'] === 'footer' ) ); wp_enqueue_script( 'responsive-lightbox-basicslider-gallery', plugins_url( 'js/front-basicslider.js', dirname( __FILE__ ) ), [ 'jquery', 'responsive-lightbox-basicslider-gallery-js' ], $rl->defaults['version'], ( $rl->options['settings']['loading_place'] === 'footer' ) ); // styles wp_enqueue_style( 'responsive-lightbox-basicslider-gallery', plugins_url( 'assets/slippry/slippry' . ( ! ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '.min' : '' ) . '.css', dirname( __FILE__ ) ), [], $rl->defaults['version'] ); // prepare script data $script_data = [ 'adaptive_height' => $atts['adaptive_height'], 'loop' => $atts['loop'], 'captions' => $atts['captions'], 'init_single' => $atts['init_single'], 'responsive' => $atts['responsive'], 'preload' => $atts['preload'], 'pager' => $atts['pager'], 'controls' => $atts['controls'], 'hide_on_end' => $atts['hide_on_end'], 'slide_margin' => $atts['slide_margin'], 'transition' => $atts['transition'], 'kenburns_zoom' => $atts['kenburns_zoom'], 'speed' => $atts['speed'], 'easing' => $atts['easing'], 'continuous' => $atts['continuous'], 'use_css' => $atts['use_css'], 'slideshow' => $atts['slideshow'], 'slideshow_direction' => $atts['slideshow_direction'], 'slideshow_hover' => $atts['slideshow_hover'], 'slideshow_hover_delay' => $atts['slideshow_hover_delay'], 'slideshow_delay' => $atts['slideshow_delay'], 'slideshow_pause' => $atts['slideshow_pause'] ]; wp_add_inline_script( 'responsive-lightbox-basicslider-gallery', 'var rlArgsBasicSliderGallery' . ( $gallery_no + 1 ) . ' = ' . wp_json_encode( $script_data ) . ";\n", 'before' ); // remove any new lines from the output so that the reader parses it better return apply_filters( 'rl_gallery_shortcode_html', trim( preg_replace( '/\s+/', ' ', $gallery_html ) ), $atts, $rl_gallery_id ); } /** * Render Basic Masonry gallery shortcode. * * @global object $post * * @param string $output HTML output * @param array $shortcode_atts Shortcode attributes * @return string */ public function basic_masonry_gallery_shortcode( $output, $shortcode_atts ) { if ( ! empty( $output ) ) return $output; global $post; $defaults = [ 'rl_gallery_id' => 0, 'id' => isset( $post->ID ) ? (int) $post->ID : 0, 'class' => '', 'include' => '', 'exclude' => '', 'urls' => '', 'type' => '', 'order' => 'asc', 'orderby' => 'menu_order', 'size' => 'medium', 'link' => 'file', 'columns' => 3 ]; // get main instance $rl = Responsive_Lightbox(); if ( ! is_array( $shortcode_atts ) ) $shortcode_atts = wp_parse_args( $shortcode_atts, $defaults ); // is there rl_gallery ID? $rl_gallery_id = $defaults['rl_gallery_id'] = ! empty( $shortcode_atts['rl_gallery_id'] ) ? (int) $shortcode_atts['rl_gallery_id'] : 0; // is it rl gallery? $rl_gallery = $rl->options['builder']['gallery_builder'] && $rl_gallery_id && get_post_type( $rl_gallery_id ) === 'rl_gallery'; // private gallery? if ( $rl_gallery && get_post_status( $rl_gallery_id ) === 'private' && ! current_user_can( 'read_private_posts' ) ) return ''; if ( ! array_key_exists( 'type', $shortcode_atts ) ) $shortcode_atts['type'] = ''; // break if it is not basic masonry gallery - first check if ( ! ( $shortcode_atts['type'] === 'basicmasonry' || ( $shortcode_atts['type'] === '' && ( ( $rl_gallery && $rl->options['settings']['builder_gallery'] === 'basicmasonry' ) || ( ! $rl_gallery && $rl->options['settings']['default_gallery'] === 'basicmasonry' ) ) ) ) ) return $output; // get shortcode gallery fields combined with defaults $fields = rl_get_gallery_fields( 'basicmasonry' ); // get gallery fields attributes $field_atts = rl_get_gallery_fields_atts( $fields, $shortcode_atts, $rl_gallery ); // is it rl gallery? add misc and lightbox fields if ( $rl_gallery ) { // get fields $fields_data = $rl->galleries->get_data( 'fields' ); $fields += $fields_data['lightbox']['options'] + $fields_data['misc']['options']; } // get only valid arguments $atts = shortcode_atts( array_merge( $defaults, $field_atts ), $shortcode_atts, 'gallery' ); // sanitize gallery fields $atts = $this->sanitize_shortcode_args( $atts, $fields ); // break if it is not basic masonry gallery if ( ! ( $atts['type'] === 'basicmasonry' || ( $atts['type'] === '' && ( ( $rl_gallery && $rl->options['settings']['builder_gallery'] === 'basicmasonry' ) || ( ! $rl_gallery && $rl->options['settings']['default_gallery'] === 'basicmasonry' ) ) ) ) ) return $output; // ID $atts['id'] = (int) $atts['id']; // add custom classes if needed if ( $rl_gallery ) $atts['class'] .= ' ' . $atts['gallery_custom_class']; // any classes? if ( $atts['class'] !== '' ) { $atts['class'] = trim( $atts['class'] ); // more than 1 class? if ( strpos( $atts['class'], ' ' ) !== false ) { // get unique valid HTML classes $atts['class'] = array_unique( array_filter( array_map( 'sanitize_html_class', explode( ' ', $atts['class'] ) ) ) ); if ( ! empty( $atts['class'] ) ) $atts['class'] = implode( ' ', $atts['class'] ); else $atts['class'] = ''; // single class } else $atts['class'] = sanitize_html_class( $atts['class'] ); } // orderby if ( empty( $atts['orderby'] ) ) { $atts['orderby'] = sanitize_sql_orderby( $atts['orderby'] ); if ( empty( $atts['orderby'] ) ) $atts['orderby'] = $defaults['orderby']; } // order if ( strtolower( $atts['order'] ) === 'rand' ) $atts['orderby'] = 'rand'; // check columns if ( $atts['columns_lg'] === 0 ) $atts['columns_lg'] = $atts['columns']; if ( $atts['columns_md'] === 0 ) $atts['columns_md'] = $atts['columns']; if ( $atts['columns_sm'] === 0 ) $atts['columns_sm'] = $atts['columns']; if ( $atts['columns_xs'] === 0 ) $atts['columns_xs'] = $atts['columns']; // gallery lightbox source size if ( ! empty( $atts['lightbox_image_size'] ) ) { if ( $atts['lightbox_image_size'] === 'global' ) $atts['src_size'] = $rl->options['settings']['gallery_image_size']; elseif ( $atts['lightbox_image_size'] === 'lightbox_custom_size' && isset( $atts['lightbox_custom_size_width'], $atts['lightbox_custom_size_height'] ) ) $atts['src_size'] = [ $atts['lightbox_custom_size_width'], $atts['lightbox_custom_size_height'] ]; else $atts['src_size'] = $atts['lightbox_image_size']; } else $atts['src_size'] = $rl->options['settings']['gallery_image_size']; // filter all shortcode arguments $atts = apply_filters( 'rl_gallery_shortcode_atts', $atts, $rl_gallery_id ); // get gallery images $images = rl_get_gallery_shortcode_images( $atts ); if ( empty( $images ) || is_feed() || defined( 'IS_HTML_EMAIL' ) ) return $output; // make sure it is integer $gallery_no = (int) $this->gallery_no; ob_start(); // $gallery_no and $rl_gallery_id are both integers ?> <div class="rl-gallery-container<?php echo esc_attr( apply_filters( 'rl_gallery_container_class', '', $atts, $rl_gallery_id ) ); ?>" id="rl-gallery-container-<?php echo (int) $gallery_no; ?>" data-gallery_id="<?php echo (int) $rl_gallery_id; ?>"> <?php do_action( 'rl_before_gallery', $atts, $rl_gallery_id ); ?> <div class="rl-gallery rl-basicmasonry-gallery <?php echo esc_attr( $atts['class'] ); ?>" id="rl-gallery-<?php echo (int) $gallery_no; ?>" data-gallery_no="<?php echo (int) $gallery_no; ?>"> <?php $count = 0; if ( $count === 0 ) echo '<div class="rl-gutter-sizer"></div><div class="rl-grid-sizer"></div>'; foreach ( $images as $image ) { // $image['link'] is already escaped echo ' <div class="rl-gallery-item' . ( $count === 0 ? ' rl-gallery-item-width-4' : '' ) . '" ' . implode( ' ', apply_filters( 'rl_gallery_item_extra_args', [], $atts, $image ) ) . '> <div class="rl-gallery-item-content"> ' . $image['link'] . ' </div> </div>'; $count++; } ?> </div> <?php do_action( 'rl_after_gallery', $atts, $rl_gallery_id ); ?> </div> <?php $gallery_html = ob_get_contents(); ob_clean(); // scripts wp_enqueue_script( 'responsive-lightbox-basicmasonry-gallery', plugins_url( 'js/front-basicmasonry.js', dirname( __FILE__ ) ), [ 'jquery', 'responsive-lightbox-masonry', 'responsive-lightbox-images-loaded' ], $rl->defaults['version'], ( $rl->options['settings']['loading_place'] === 'footer' ) ); // styles wp_enqueue_style( 'responsive-lightbox-basicmasonry-gallery', plugins_url( 'css/gallery-basicmasonry.css', dirname( __FILE__ ) ), [], $rl->defaults['version'] ); // add inline style wp_add_inline_style( 'responsive-lightbox-basicmasonry-gallery', ' #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery { margin: ' . -(string) round( (int) $atts['margin'] / 2, 1 ) . 'px ' . -(string) round( (int) $atts['gutter'] / 2, 1 ) . 'px; padding: ' . (int) $atts['margin'] . 'px 0; } #rl-gallery-container-' . $gallery_no . ' .rl-pagination-bottom { margin-top: ' . ( (int) $atts['margin'] / 2 ) . 'px } #rl-gallery-container-' . $gallery_no . ' .rl-pagination-top { margin-bottom: ' . ( (int) $atts['margin'] / 2 ) . 'px } #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-gallery-item, #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-grid-sizer { width: calc(' . (string) round( 100 / (int) $atts['columns'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); margin: ' . ( (int) $atts['margin'] / 2 ) . 'px ' . ( (int) $atts['gutter'] / 2 ) . 'px; } @media all and (min-width: 1200px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-gallery-item, #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-grid-sizer { width: calc(' . (string) round( 100 / (int) $atts['columns_lg'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); margin: ' . ( (int) $atts['margin'] / 2 ) . 'px ' . ( (int) $atts['gutter'] / 2 ) . 'px; } } @media all and (min-width: 992px) and (max-width: 1200px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-gallery-item, #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-grid-sizer { width: calc(' . (string) round( 100 / (int) $atts['columns_md'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); margin: ' . ( (int) $atts['margin'] / 2 ) . 'px ' . ( (int) $atts['gutter'] / 2 ) . 'px; } } @media all and (min-width: 768px) and (max-width: 992px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-gallery-item, #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-grid-sizer { width: calc(' . (string) round( 100 / (int) $atts['columns_sm'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); margin: ' . ( (int) $atts['margin'] / 2 ) . 'px ' . ( (int) $atts['gutter'] / 2 ) . 'px; } } @media all and (max-width: 768px) { #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-gallery-item, #rl-gallery-container-' . $gallery_no . ' .rl-basicmasonry-gallery .rl-grid-sizer { width: calc(' . (string) round( 100 / (int) $atts['columns_xs'], 2 ) . '% - ' . (int) $atts['gutter'] . 'px); margin: ' . ( (int) $atts['margin'] / 2 ) . 'px ' . ( (int) $atts['gutter'] / 2 ) . 'px; } }' ); // prepare script data $script_data = [ 'originLeft' => $atts['origin_left'], 'originTop' => $atts['origin_top'] ]; wp_add_inline_script( 'responsive-lightbox-basicmasonry-gallery', 'var rlArgsBasicMasonryGallery' . ( $gallery_no + 1 ) . ' = ' . wp_json_encode( $script_data ) . ";\n", 'before' ); // remove any new lines from the output so that the reader parses it better return apply_filters( 'rl_gallery_shortcode_html', trim( preg_replace( '/\s+/', ' ', $gallery_html ) ), $atts, $rl_gallery_id ); } }
