tiled-gallery.php
380 lines
| 1 | <?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName |
| 2 | |
| 3 | use Automattic\Jetpack\Assets; |
| 4 | use Automattic\Jetpack\Image_CDN\Image_CDN; |
| 5 | use Automattic\Jetpack\Status; |
| 6 | |
| 7 | // Include the class file containing methods for rounding constrained array elements. |
| 8 | // Here the constrained array element is the dimension of a row, group or an image in the tiled gallery. |
| 9 | require_once __DIR__ . '/math/class-constrained-array-rounding.php'; |
| 10 | |
| 11 | // Layouts |
| 12 | require_once __DIR__ . '/tiled-gallery/tiled-gallery-rectangular.php'; |
| 13 | require_once __DIR__ . '/tiled-gallery/tiled-gallery-square.php'; |
| 14 | require_once __DIR__ . '/tiled-gallery/tiled-gallery-circle.php'; |
| 15 | |
| 16 | /** |
| 17 | * Jetpack tiled gallery class. |
| 18 | */ |
| 19 | class Jetpack_Tiled_Gallery { |
| 20 | /** |
| 21 | * Shortcode attributes. |
| 22 | * |
| 23 | * @var array |
| 24 | */ |
| 25 | public $atts; |
| 26 | |
| 27 | /** |
| 28 | * Text direction (right or left). |
| 29 | * |
| 30 | * @var string |
| 31 | */ |
| 32 | public $float; |
| 33 | |
| 34 | /** |
| 35 | * Supported gallery design types. |
| 36 | * |
| 37 | * @var array |
| 38 | */ |
| 39 | private static $talaveras = array( 'rectangular', 'square', 'circle', 'rectangle', 'columns' ); |
| 40 | |
| 41 | /** |
| 42 | * Class constructor. |
| 43 | */ |
| 44 | public function __construct() { |
| 45 | add_action( 'admin_init', array( $this, 'settings_api_init' ) ); |
| 46 | add_filter( 'jetpack_gallery_types', array( $this, 'jetpack_gallery_types' ), 9 ); |
| 47 | add_filter( 'jetpack_default_gallery_type', array( $this, 'jetpack_default_gallery_type' ) ); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Check whether tiling is enabled. |
| 52 | * |
| 53 | * @return bool |
| 54 | */ |
| 55 | public function tiles_enabled() { |
| 56 | return '' !== Jetpack_Options::get_option_and_ensure_autoload( 'tiled_galleries', '' ); |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Set attributes. |
| 61 | * |
| 62 | * @param array $atts - the attributes. |
| 63 | */ |
| 64 | public function set_atts( $atts ) { |
| 65 | global $post; |
| 66 | |
| 67 | $this->atts = shortcode_atts( |
| 68 | array( |
| 69 | 'order' => 'ASC', |
| 70 | 'orderby' => 'menu_order ID', |
| 71 | 'id' => isset( $post->ID ) ? $post->ID : 0, |
| 72 | 'include' => '', |
| 73 | 'exclude' => '', |
| 74 | 'type' => '', |
| 75 | 'grayscale' => false, |
| 76 | 'link' => '', |
| 77 | 'columns' => 3, |
| 78 | ), |
| 79 | $atts, |
| 80 | 'gallery' |
| 81 | ); |
| 82 | |
| 83 | $this->atts['id'] = (int) $this->atts['id']; |
| 84 | $this->float = is_rtl() ? 'right' : 'left'; |
| 85 | |
| 86 | // Default to rectangular is tiled galleries are checked |
| 87 | if ( $this->tiles_enabled() && ( ! $this->atts['type'] || 'default' === $this->atts['type'] ) ) { |
| 88 | /** This filter is already documented in class-jetpack-gallery-settings.php */ |
| 89 | $this->atts['type'] = apply_filters( 'jetpack_default_gallery_type', 'rectangular' ); |
| 90 | } |
| 91 | |
| 92 | if ( ! $this->atts['orderby'] ) { |
| 93 | $this->atts['orderby'] = sanitize_sql_orderby( $this->atts['orderby'] ); |
| 94 | if ( ! $this->atts['orderby'] ) { |
| 95 | $this->atts['orderby'] = 'menu_order ID'; |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | if ( 'rand' === strtolower( $this->atts['order'] ) ) { |
| 100 | $this->atts['orderby'] = 'rand'; |
| 101 | } |
| 102 | |
| 103 | // We shouldn't have more than 20 columns. |
| 104 | if ( ! is_numeric( $this->atts['columns'] ) || 20 < $this->atts['columns'] ) { |
| 105 | $this->atts['columns'] = 3; |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Get the media attachments. |
| 111 | * |
| 112 | * @return WP_Post[] |
| 113 | */ |
| 114 | public function get_attachments() { |
| 115 | $atts = $this->atts; |
| 116 | |
| 117 | if ( ! empty( $atts['include'] ) ) { |
| 118 | $include = preg_replace( '/[^0-9,]+/', '', $atts['include'] ); |
| 119 | $_attachments = get_posts( |
| 120 | array( |
| 121 | 'include' => $include, |
| 122 | 'post_status' => 'inherit', |
| 123 | 'post_type' => 'attachment', |
| 124 | 'post_mime_type' => 'image', |
| 125 | 'order' => $atts['order'], |
| 126 | 'orderby' => $atts['orderby'], |
| 127 | 'suppress_filters' => false, |
| 128 | ) |
| 129 | ); |
| 130 | |
| 131 | $attachments = array(); |
| 132 | foreach ( $_attachments as $key => $val ) { |
| 133 | $attachments[ $val->ID ] = $_attachments[ $key ]; |
| 134 | } |
| 135 | } elseif ( 0 === $atts['id'] ) { |
| 136 | /* |
| 137 | * Should NEVER Happen but infinite_scroll_load_other_plugins_scripts means it does |
| 138 | * Querying with post_parent == 0 can generate stupidly memcache sets |
| 139 | * on sites with 10000's of unattached attachments as get_children puts every post in the cache. |
| 140 | * TODO Fix this properly. |
| 141 | */ |
| 142 | $attachments = array(); |
| 143 | } elseif ( ! empty( $atts['exclude'] ) ) { |
| 144 | $exclude = preg_replace( '/[^0-9,]+/', '', $atts['exclude'] ); |
| 145 | $attachments = get_children( |
| 146 | array( |
| 147 | 'post_parent' => $atts['id'], |
| 148 | 'exclude' => $exclude, |
| 149 | 'post_status' => 'inherit', |
| 150 | 'post_type' => 'attachment', |
| 151 | 'post_mime_type' => 'image', |
| 152 | 'order' => $atts['order'], |
| 153 | 'orderby' => $atts['orderby'], |
| 154 | 'suppress_filters' => false, |
| 155 | ) |
| 156 | ); |
| 157 | } else { |
| 158 | $attachments = get_children( |
| 159 | array( |
| 160 | 'post_parent' => $atts['id'], |
| 161 | 'post_status' => 'inherit', |
| 162 | 'post_type' => 'attachment', |
| 163 | 'post_mime_type' => 'image', |
| 164 | 'order' => $atts['order'], |
| 165 | 'orderby' => $atts['orderby'], |
| 166 | 'suppress_filters' => false, |
| 167 | ) |
| 168 | ); |
| 169 | } |
| 170 | return $attachments; |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * Enqueue the default scripts and styles. |
| 175 | */ |
| 176 | public static function default_scripts_and_styles() { |
| 177 | wp_enqueue_script( |
| 178 | 'tiled-gallery', |
| 179 | Assets::get_file_url_for_environment( |
| 180 | '_inc/build/tiled-gallery/tiled-gallery/tiled-gallery.min.js', |
| 181 | 'modules/tiled-gallery/tiled-gallery/tiled-gallery.js' |
| 182 | ), |
| 183 | array(), |
| 184 | JETPACK__VERSION, |
| 185 | false |
| 186 | ); |
| 187 | wp_enqueue_style( 'tiled-gallery', plugins_url( 'tiled-gallery/tiled-gallery.css', __FILE__ ), array(), '2012-09-21' ); |
| 188 | wp_style_add_data( 'tiled-gallery', 'rtl', 'replace' ); |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * The gallery shortcode. |
| 193 | * |
| 194 | * @param mixed $val - the value. |
| 195 | * @param array $atts - the attributes. |
| 196 | * |
| 197 | * @return string |
| 198 | */ |
| 199 | public function gallery_shortcode( $val, $atts ) { |
| 200 | if ( ! empty( $val ) ) { // something else is overriding post_gallery, like a custom VIP shortcode |
| 201 | return $val; |
| 202 | } |
| 203 | |
| 204 | $this->set_atts( $atts ); |
| 205 | |
| 206 | $attachments = $this->get_attachments(); |
| 207 | if ( empty( $attachments ) ) { |
| 208 | return ''; |
| 209 | } |
| 210 | |
| 211 | if ( is_feed() || defined( 'IS_HTML_EMAIL' ) ) { |
| 212 | return ''; |
| 213 | } |
| 214 | |
| 215 | /** |
| 216 | * Filters the permissible Tiled Gallery types. |
| 217 | * |
| 218 | * @module tiled-gallery |
| 219 | * |
| 220 | * @since 3.7.0 |
| 221 | * |
| 222 | * @param array Array of allowed types. Default: 'rectangular', 'square', 'circle', 'rectangle', 'columns'. |
| 223 | */ |
| 224 | $talaveras = apply_filters( 'jetpack_tiled_gallery_types', self::$talaveras ); |
| 225 | |
| 226 | if ( in_array( $this->atts['type'], $talaveras, true ) ) { |
| 227 | // Enqueue styles and scripts |
| 228 | self::default_scripts_and_styles(); |
| 229 | |
| 230 | // Generate gallery HTML |
| 231 | $gallery_class = 'Jetpack_Tiled_Gallery_Layout_' . ucfirst( $this->atts['type'] ); |
| 232 | $gallery = new $gallery_class( $attachments, $this->atts['link'], $this->atts['grayscale'], (int) $this->atts['columns'] ); |
| 233 | $gallery_html = $gallery->HTML(); |
| 234 | |
| 235 | if ( $gallery_html && class_exists( 'Jetpack' ) && class_exists( Image_CDN::class ) ) { |
| 236 | // Tiled Galleries in Jetpack require that Photon be active. |
| 237 | // If it's not active, run it just on the gallery output. |
| 238 | if ( ! Image_CDN::is_enabled() && ! ( new Status() )->is_offline_mode() ) { |
| 239 | $gallery_html = Image_CDN::filter_the_content( $gallery_html ); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | return trim( preg_replace( '/\s+/', ' ', $gallery_html ) ); // remove any new lines from the output so that the reader parses it better |
| 244 | } |
| 245 | |
| 246 | return ''; |
| 247 | } |
| 248 | |
| 249 | /** |
| 250 | * See if gallery is already defined. |
| 251 | * |
| 252 | * @return bool |
| 253 | */ |
| 254 | public static function gallery_already_redefined() { |
| 255 | global $shortcode_tags; |
| 256 | $redefined = false; |
| 257 | if ( ! isset( $shortcode_tags['gallery'] ) || $shortcode_tags['gallery'] !== 'gallery_shortcode' ) { |
| 258 | $redefined = true; |
| 259 | } |
| 260 | /** |
| 261 | * Filter the output of the check for another plugin or theme affecting WordPress galleries. |
| 262 | * |
| 263 | * This will let folks that replace core’s shortcode confirm feature parity with it, so Jetpack's Tiled Galleries can still work. |
| 264 | * |
| 265 | * @module tiled-gallery |
| 266 | * |
| 267 | * @since 3.1.0 |
| 268 | * |
| 269 | * @param bool $redefined Does another plugin or theme already redefines the default WordPress gallery? |
| 270 | */ |
| 271 | return apply_filters( 'jetpack_tiled_gallery_shortcode_redefined', $redefined ); |
| 272 | } |
| 273 | |
| 274 | /** |
| 275 | * Initialize the tiled gallery. |
| 276 | */ |
| 277 | public static function init() { |
| 278 | if ( self::gallery_already_redefined() ) { |
| 279 | return; |
| 280 | } |
| 281 | |
| 282 | $gallery = new Jetpack_Tiled_Gallery(); |
| 283 | add_filter( 'post_gallery', array( $gallery, 'gallery_shortcode' ), 1001, 2 ); |
| 284 | } |
| 285 | |
| 286 | /** |
| 287 | * Get the width of the gallery. |
| 288 | * |
| 289 | * @return int |
| 290 | */ |
| 291 | public static function get_content_width() { |
| 292 | $tiled_gallery_content_width = Jetpack::get_content_width(); |
| 293 | |
| 294 | if ( ! $tiled_gallery_content_width ) { |
| 295 | $tiled_gallery_content_width = 500; |
| 296 | } |
| 297 | |
| 298 | /** |
| 299 | * Filter overwriting the default content width. |
| 300 | * |
| 301 | * @module tiled-gallery |
| 302 | * |
| 303 | * @since 2.1.0 |
| 304 | * |
| 305 | * @param string $tiled_gallery_content_width Default Tiled Gallery content width. |
| 306 | */ |
| 307 | return apply_filters( 'tiled_gallery_content_width', $tiled_gallery_content_width ); |
| 308 | } |
| 309 | |
| 310 | /** |
| 311 | * Media UI integration |
| 312 | * |
| 313 | * @param array $types - the type of gallery. |
| 314 | * |
| 315 | * @return array |
| 316 | */ |
| 317 | public function jetpack_gallery_types( $types ) { |
| 318 | if ( get_option( 'tiled_galleries' ) && isset( $types['default'] ) ) { |
| 319 | // Tiled is set as the default, meaning that type='default' |
| 320 | // will still display the mosaic. |
| 321 | $types['thumbnails'] = $types['default']; |
| 322 | unset( $types['default'] ); |
| 323 | } |
| 324 | |
| 325 | $types['rectangular'] = __( 'Tiled Mosaic', 'jetpack' ); |
| 326 | $types['square'] = __( 'Square Tiles', 'jetpack' ); |
| 327 | $types['circle'] = __( 'Circles', 'jetpack' ); |
| 328 | $types['columns'] = __( 'Tiled Columns', 'jetpack' ); |
| 329 | |
| 330 | return $types; |
| 331 | } |
| 332 | |
| 333 | /** |
| 334 | * Get the default gallery type. |
| 335 | * |
| 336 | * @return string |
| 337 | */ |
| 338 | public function jetpack_default_gallery_type() { |
| 339 | return ( get_option( 'tiled_galleries' ) ? 'rectangular' : 'default' ); |
| 340 | } |
| 341 | |
| 342 | /** |
| 343 | * Get the talaveras. |
| 344 | * |
| 345 | * @return array |
| 346 | */ |
| 347 | public static function get_talaveras() { |
| 348 | return self::$talaveras; |
| 349 | } |
| 350 | |
| 351 | /** |
| 352 | * Add a checkbox field to the Carousel section in Settings > Media |
| 353 | * for setting tiled galleries as the default. |
| 354 | */ |
| 355 | public function settings_api_init() { |
| 356 | global $wp_settings_sections; |
| 357 | |
| 358 | // Add the setting field [tiled_galleries] and place it in Settings > Media |
| 359 | if ( isset( $wp_settings_sections['media']['carousel_section'] ) ) { |
| 360 | $section = 'carousel_section'; |
| 361 | } else { |
| 362 | $section = 'default'; |
| 363 | } |
| 364 | |
| 365 | add_settings_field( 'tiled_galleries', __( 'Tiled Galleries', 'jetpack' ), array( $this, 'setting_html' ), 'media', $section ); |
| 366 | register_setting( 'media', 'tiled_galleries', 'esc_attr' ); |
| 367 | } |
| 368 | |
| 369 | /** |
| 370 | * Render the settings HTML. |
| 371 | */ |
| 372 | public function setting_html() { |
| 373 | echo '<label><input name="tiled_galleries" type="checkbox" value="1" ' . |
| 374 | checked( 1, '' !== get_option( 'tiled_galleries' ), false ) . ' /> ' . |
| 375 | esc_html__( 'Display all your gallery pictures in a cool mosaic.', 'jetpack' ) . '</br></label>'; |
| 376 | } |
| 377 | } |
| 378 | |
| 379 | add_action( 'init', array( 'Jetpack_Tiled_Gallery', 'init' ) ); |
| 380 |