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<?php
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use Automattic\Jetpack\Assets;
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// Include the class file containing methods for rounding constrained array elements.
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// Here the constrained array element is the dimension of a row, group or an image in the tiled gallery.
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require_once dirname( __FILE__ ) . '/math/class-constrained-array-rounding.php';
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// Layouts
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require_once dirname( __FILE__ ) . '/tiled-gallery/tiled-gallery-rectangular.php';
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require_once dirname( __FILE__ ) . '/tiled-gallery/tiled-gallery-square.php';
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require_once dirname( __FILE__ ) . '/tiled-gallery/tiled-gallery-circle.php';
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class Jetpack_Tiled_Gallery {
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private static $talaveras = array( 'rectangular', 'square', 'circle', 'rectangle', 'columns' );
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public function __construct() {
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add_action( 'admin_init', array( $this, 'settings_api_init' ) );
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add_filter( 'jetpack_gallery_types', array( $this, 'jetpack_gallery_types' ), 9 );
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add_filter( 'jetpack_default_gallery_type', array( $this, 'jetpack_default_gallery_type' ) );
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}
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public function tiles_enabled() {
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// Check the setting status
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return '' != Jetpack_Options::get_option_and_ensure_autoload( 'tiled_galleries', '' );
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}
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public function set_atts( $atts ) {
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global $post;
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$this->atts = shortcode_atts(
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array(
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'order' => 'ASC',
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'orderby' => 'menu_order ID',
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'id' => isset( $post->ID ) ? $post->ID : 0,
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'include' => '',
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'exclude' => '',
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'type' => '',
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'grayscale' => false,
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'link' => '',
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'columns' => 3,
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),
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$atts,
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'gallery'
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);
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$this->atts['id'] = (int) $this->atts['id'];
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$this->float = is_rtl() ? 'right' : 'left';
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// Default to rectangular is tiled galleries are checked
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if ( $this->tiles_enabled() && ( ! $this->atts['type'] || 'default' == $this->atts['type'] ) ) {
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/** This filter is already documented in functions.gallery.php */
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$this->atts['type'] = apply_filters( 'jetpack_default_gallery_type', 'rectangular' );
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}
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if ( ! $this->atts['orderby'] ) {
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$this->atts['orderby'] = sanitize_sql_orderby( $this->atts['orderby'] );
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if ( ! $this->atts['orderby'] ) {
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$this->atts['orderby'] = 'menu_order ID';
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}
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}
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if ( 'rand' == strtolower( $this->atts['order'] ) ) {
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$this->atts['orderby'] = 'rand';
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}
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// We shouldn't have more than 20 columns.
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if ( ! is_numeric( $this->atts['columns'] ) || 20 < $this->atts['columns'] ) {
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$this->atts['columns'] = 3;
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}
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}
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public function get_attachments() {
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extract( $this->atts );
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if ( ! empty( $include ) ) {
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$include = preg_replace( '/[^0-9,]+/', '', $include );
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$_attachments = get_posts(
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array(
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'include' => $include,
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'post_status' => 'inherit',
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'post_type' => 'attachment',
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'post_mime_type' => 'image',
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'order' => $order,
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'orderby' => $orderby,
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'suppress_filters' => false,
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)
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);
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$attachments = array();
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foreach ( $_attachments as $key => $val ) {
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$attachments[ $val->ID ] = $_attachments[ $key ];
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}
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} elseif ( 0 == $id ) {
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// Should NEVER Happen but infinite_scroll_load_other_plugins_scripts means it does
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// Querying with post_parent == 0 can generate stupidly memcache sets on sites with 10000's of unattached attachments as get_children puts every post in the cache.
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// TODO Fix this properly
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$attachments = array();
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} elseif ( ! empty( $exclude ) ) {
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$exclude = preg_replace( '/[^0-9,]+/', '', $exclude );
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$attachments = get_children(
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array(
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'post_parent' => $id,
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'exclude' => $exclude,
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'post_status' => 'inherit',
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'post_type' => 'attachment',
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'post_mime_type' => 'image',
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'order' => $order,
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'orderby' => $orderby,
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'suppress_filters' => false,
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)
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);
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} else {
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$attachments = get_children(
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array(
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'post_parent' => $id,
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'post_status' => 'inherit',
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'post_type' => 'attachment',
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'post_mime_type' => 'image',
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'order' => $order,
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'orderby' => $orderby,
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'suppress_filters' => false,
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)
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);
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}
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return $attachments;
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}
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public static function default_scripts_and_styles() {
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wp_enqueue_script(
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'tiled-gallery',
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Assets::get_file_url_for_environment(
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'_inc/build/tiled-gallery/tiled-gallery/tiled-gallery.min.js',
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'modules/tiled-gallery/tiled-gallery/tiled-gallery.js'
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),
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array( 'jquery' )
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);
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wp_enqueue_style( 'tiled-gallery', plugins_url( 'tiled-gallery/tiled-gallery.css', __FILE__ ), array(), '2012-09-21' );
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wp_style_add_data( 'tiled-gallery', 'rtl', 'replace' );
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}
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public function gallery_shortcode( $val, $atts ) {
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if ( ! empty( $val ) ) { // something else is overriding post_gallery, like a custom VIP shortcode
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return $val;
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}
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global $post;
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$this->set_atts( $atts );
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$attachments = $this->get_attachments();
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if ( empty( $attachments ) ) {
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return '';
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}
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if ( is_feed() || defined( 'IS_HTML_EMAIL' ) ) {
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return '';
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}
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if (
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in_array(
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$this->atts['type'],
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/**
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* Filters the permissible Tiled Gallery types.
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*
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* @module tiled-gallery
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*
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* @since 3.7.0
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*
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* @param array Array of allowed types. Default: 'rectangular', 'square', 'circle', 'rectangle', 'columns'.
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*/
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$talaveras = apply_filters( 'jetpack_tiled_gallery_types', self::$talaveras )
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)
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) {
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// Enqueue styles and scripts
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self::default_scripts_and_styles();
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// Generate gallery HTML
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$gallery_class = 'Jetpack_Tiled_Gallery_Layout_' . ucfirst( $this->atts['type'] );
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$gallery = new $gallery_class( $attachments, $this->atts['link'], $this->atts['grayscale'], (int) $this->atts['columns'] );
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$gallery_html = $gallery->HTML();
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if ( $gallery_html && class_exists( 'Jetpack' ) && class_exists( 'Jetpack_Photon' ) ) {
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// Tiled Galleries in Jetpack require that Photon be active.
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// If it's not active, run it just on the gallery output.
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if ( ! in_array( 'photon', Jetpack::get_active_modules() ) && ! Jetpack::is_development_mode() ) {
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$gallery_html = Jetpack_Photon::filter_the_content( $gallery_html );
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}
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}
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return trim( preg_replace( '/\s+/', ' ', $gallery_html ) ); // remove any new lines from the output so that the reader parses it better
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}
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return '';
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}
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public static function gallery_already_redefined() {
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global $shortcode_tags;
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$redefined = false;
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if ( ! isset( $shortcode_tags['gallery'] ) || $shortcode_tags['gallery'] !== 'gallery_shortcode' ) {
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$redefined = true;
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}
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/**
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* Filter the output of the check for another plugin or theme affecting WordPress galleries.
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*
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* This will let folks that replace core’s shortcode confirm feature parity with it, so Jetpack's Tiled Galleries can still work.
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*
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* @module tiled-gallery
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*
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* @since 3.1.0
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*
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* @param bool $redefined Does another plugin or theme already redefines the default WordPress gallery?
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*/
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return apply_filters( 'jetpack_tiled_gallery_shortcode_redefined', $redefined );
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}
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public static function init() {
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if ( self::gallery_already_redefined() ) {
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return;
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}
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$gallery = new Jetpack_Tiled_Gallery();
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add_filter( 'post_gallery', array( $gallery, 'gallery_shortcode' ), 1001, 2 );
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}
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public static function get_content_width() {
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$tiled_gallery_content_width = Jetpack::get_content_width();
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if ( ! $tiled_gallery_content_width ) {
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$tiled_gallery_content_width = 500;
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}
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/**
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* Filter overwriting the default content width.
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*
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* @module tiled-gallery
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*
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* @since 2.1.0
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*
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* @param string $tiled_gallery_content_width Default Tiled Gallery content width.
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*/
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return apply_filters( 'tiled_gallery_content_width', $tiled_gallery_content_width );
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}
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/**
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* Media UI integration
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*/
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function jetpack_gallery_types( $types ) {
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if ( get_option( 'tiled_galleries' ) && isset( $types['default'] ) ) {
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// Tiled is set as the default, meaning that type='default'
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// will still display the mosaic.
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$types['thumbnails'] = $types['default'];
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unset( $types['default'] );
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}
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$types['rectangular'] = __( 'Tiled Mosaic', 'jetpack' );
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$types['square'] = __( 'Square Tiles', 'jetpack' );
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$types['circle'] = __( 'Circles', 'jetpack' );
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$types['columns'] = __( 'Tiled Columns', 'jetpack' );
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return $types;
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}
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function jetpack_default_gallery_type() {
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return ( get_option( 'tiled_galleries' ) ? 'rectangular' : 'default' );
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}
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static function get_talaveras() {
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return self::$talaveras;
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}
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/**
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* Add a checkbox field to the Carousel section in Settings > Media
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* for setting tiled galleries as the default.
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*/
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function settings_api_init() {
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global $wp_settings_sections;
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// Add the setting field [tiled_galleries] and place it in Settings > Media
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if ( isset( $wp_settings_sections['media']['carousel_section'] ) ) {
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$section = 'carousel_section';
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} else {
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$section = 'default';
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}
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add_settings_field( 'tiled_galleries', __( 'Tiled Galleries', 'jetpack' ), array( $this, 'setting_html' ), 'media', $section );
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register_setting( 'media', 'tiled_galleries', 'esc_attr' );
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}
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function setting_html() {
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echo '<label><input name="tiled_galleries" type="checkbox" value="1" ' .
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checked( 1, '' != get_option( 'tiled_galleries' ), false ) . ' /> ' .
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__( 'Display all your gallery pictures in a cool mosaic.', 'jetpack' ) . '</br></label>';
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}
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}
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add_action( 'init', array( 'Jetpack_Tiled_Gallery', 'init' ) );
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