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