| 1 |
<?php |
| 2 |
|
| 3 |
namespace WPDeveloper\BetterDocs\Modules; |
| 4 |
|
| 5 |
use WPDeveloper\BetterDocs\Utils\CSSParser; |
| 6 |
|
| 7 |
final class StyleHandler { |
| 8 |
private static $instance; |
| 9 |
|
| 10 |
private $prefix = 'betterdocs-style'; |
| 11 |
private $style_dir; |
| 12 |
private $style_url; |
| 13 |
/** |
| 14 |
* Holds block styles array |
| 15 |
* |
| 16 |
* @var array |
| 17 |
*/ |
| 18 |
public static $_block_styles = array( ); |
| 19 |
|
| 20 |
/** |
| 21 |
* Post IDs of FSE templates / template parts whose CSS was generated |
| 22 |
* during the current request. Used to enqueue the matching per-template |
| 23 |
* CSS files on the frontend. |
| 24 |
* |
| 25 |
* @var int[] |
| 26 |
*/ |
| 27 |
public static $_fse_template_post_ids = array( ); |
| 28 |
|
| 29 |
public static function init() { |
| 30 |
if ( null === self::$instance ) { |
| 31 |
self::$instance = new self(); |
| 32 |
} |
| 33 |
|
| 34 |
return self::$instance; |
| 35 |
} |
| 36 |
|
| 37 |
public function __construct() { |
| 38 |
$upload_dir = wp_upload_dir(); |
| 39 |
|
| 40 |
$this->style_dir = $upload_dir[ 'basedir' ] . '/' . $this->prefix . DIRECTORY_SEPARATOR; |
| 41 |
$this->style_url = set_url_scheme( $upload_dir[ 'baseurl' ] ) . '/' . $this->prefix . '/'; |
| 42 |
|
| 43 |
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_frontend_assets' ), 99 ); |
| 44 |
add_action( 'save_post', array( $this, 'on_save_post' ), 10, 3 ); |
| 45 |
add_action( 'wp', array( $this, 'generate_post_content' ) ); |
| 46 |
add_action( 'rest_after_save_widget', array( $this, 'after_save_widget' ), 10, 4 ); |
| 47 |
|
| 48 |
// FSE assets generation |
| 49 |
add_action( |
| 50 |
'init', |
| 51 |
function () { |
| 52 |
if ( function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() ) { |
| 53 |
add_filter( '404_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 54 |
add_filter( 'archive_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 55 |
add_filter( 'category_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 56 |
add_filter( 'frontpage_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 57 |
add_filter( 'home_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 58 |
add_filter( 'index_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 59 |
add_filter( 'page_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 60 |
add_filter( 'search_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 61 |
add_filter( 'single_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 62 |
add_filter( 'singular_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 63 |
add_filter( 'tag_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 64 |
add_filter( 'taxonomy_template', array( $this, 'fse_assets_generation' ), 99, 3 ); |
| 65 |
} |
| 66 |
}, |
| 67 |
999 |
| 68 |
); |
| 69 |
} |
| 70 |
|
| 71 |
/** |
| 72 |
* Generate FSE Assets |
| 73 |
*/ |
| 74 |
public function fse_assets_generation( $template, $type, $templates ) { |
| 75 |
$block_template = resolve_block_template( $type, $templates, $template ); |
| 76 |
if ( ! empty( $block_template ) ) { |
| 77 |
$parsed_content = parse_blocks( $block_template->content ); |
| 78 |
if ( is_array( $parsed_content ) && ! empty( $parsed_content ) ) { |
| 79 |
foreach ( $parsed_content as $content ) { |
| 80 |
if ( ( 'core/template-part' == $content[ 'blockName' ] ) || ( 'core/template' == $content[ 'blockName' ] ) ) { |
| 81 |
$post_ids = isset( $content[ 'attrs' ][ 'slug' ] ) ? self::betterdocs_get_post_content_by_post_name( $content[ 'attrs' ][ 'slug' ] ) : array( ); |
| 82 |
|
| 83 |
if ( ! empty( $post_ids ) ) { |
| 84 |
foreach ( $post_ids as $id ) { |
| 85 |
$post_id = (int) $id[ 'ID' ]; |
| 86 |
self::$_fse_template_post_ids[ ] = $post_id; |
| 87 |
$post = get_post( $post_id ); |
| 88 |
$parsed_content = parse_blocks( $post->post_content ); |
| 89 |
$this->write_css_from_content( $post, $post_id, $parsed_content ); |
| 90 |
} |
| 91 |
} |
| 92 |
} else { |
| 93 |
$post_ids = self::betterdocs_get_post_content_by_post_name( $block_template->slug ); |
| 94 |
if ( ! empty( $post_ids ) ) { |
| 95 |
foreach ( $post_ids as $id ) { |
| 96 |
$post_id = (int) $id[ 'ID' ]; |
| 97 |
self::$_fse_template_post_ids[ ] = $post_id; |
| 98 |
$post = get_post( $post_id ); |
| 99 |
$parsed_content = parse_blocks( $post->post_content ); |
| 100 |
$this->write_css_from_content( $post, $post_id, $parsed_content ); |
| 101 |
} |
| 102 |
} |
| 103 |
} |
| 104 |
} |
| 105 |
} |
| 106 |
} |
| 107 |
|
| 108 |
return $template; |
| 109 |
} |
| 110 |
|
| 111 |
/** |
| 112 |
* Write CSS |
| 113 |
*/ |
| 114 |
public function write_css_from_content( $post, $post_id, $parsed_content ) { |
| 115 |
$betterdocs_blocks = array( ); |
| 116 |
$recursive_response = CSSParser::betterdocs_block_style_recursive( $parsed_content, $betterdocs_blocks ); |
| 117 |
$reusable_Blocks = ! empty( $recursive_response[ 'reusableBlocks' ] ) ? $recursive_response[ 'reusableBlocks' ] : array( ); |
| 118 |
// remove empty reusable blocks |
| 119 |
$reusable_Blocks = array_filter( |
| 120 |
$reusable_Blocks, |
| 121 |
function ( $v ) { |
| 122 |
return ! empty( $v ); |
| 123 |
} |
| 124 |
); |
| 125 |
unset( $recursive_response[ 'reusableBlocks' ] ); |
| 126 |
$style = CSSParser::blocks_to_style_array( $recursive_response ); |
| 127 |
$reusableIds = $reusable_Blocks ? array_keys( $reusable_Blocks ) : array( ); |
| 128 |
if ( ! empty( $reusableIds ) ) { |
| 129 |
update_option( '_betterdocs_reusable_block_ids', $reusableIds ); |
| 130 |
} |
| 131 |
update_post_meta( $post_id, '_betterdocs_reusable_block_ids', $reusableIds ); |
| 132 |
$this->write_block_css( $style, $post ); //Write CSS file for this page |
| 133 |
|
| 134 |
if ( ! empty( $reusable_Blocks ) ) { |
| 135 |
foreach ( $reusable_Blocks as $blockId => $block ) { |
| 136 |
$style = CSSParser::blocks_to_style_array( $block ); |
| 137 |
$this->write_reusable_block_css( $style, $blockId ); |
| 138 |
} |
| 139 |
} |
| 140 |
} |
| 141 |
|
| 142 |
/** |
| 143 |
* Save Widget CSS when Widget is saved |
| 144 |
* @return void |
| 145 |
* @since 3.5.3 |
| 146 |
*/ |
| 147 |
public function after_save_widget( $id, $sidebar_id, $request, $creating ) { |
| 148 |
$parsed_content = isset( $request[ 'instance' ][ 'raw' ][ 'content' ] ) ? parse_blocks( $request[ 'instance' ][ 'raw' ][ 'content' ] ) : array( ); |
| 149 |
if ( is_array( $parsed_content ) && ! empty( $parsed_content ) ) { |
| 150 |
$betterdocs_blocks = array( ); |
| 151 |
$recursive_response = CSSParser::betterdocs_block_style_recursive( $parsed_content, $betterdocs_blocks ); |
| 152 |
unset( $recursive_response[ 'reusableBlocks' ] ); |
| 153 |
$style = CSSParser::blocks_to_style_array( $recursive_response ); |
| 154 |
//Write CSS file for Widget |
| 155 |
$this->single_file_css_generator( $style, $this->style_dir, $this->prefix . '-widget.min.css' ); |
| 156 |
} |
| 157 |
} |
| 158 |
|
| 159 |
/** |
| 160 |
* Load Dependencies |
| 161 |
*/ |
| 162 |
private function load_style_handler_dependencies() { |
| 163 |
require_once plugin_dir_path( __FILE__ ) . 'includes/class-parse-css.php'; |
| 164 |
} |
| 165 |
|
| 166 |
/** |
| 167 |
* Enqueue frontend css for post if have one |
| 168 |
* @return void |
| 169 |
* @since 1.0.2 |
| 170 |
*/ |
| 171 |
public function enqueue_frontend_assets() { |
| 172 |
global $post; |
| 173 |
$deps = apply_filters( 'betterdocs_generated_css_frontend_deps', array( ) ); |
| 174 |
|
| 175 |
// generatepress elements |
| 176 |
if ( in_array( 'gp-premium/gp-premium.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) ) { |
| 177 |
$gp_elements = get_posts( array( 'post_type' => 'gp_elements' ) ); |
| 178 |
if ( is_array( $gp_elements ) && ! empty( $gp_elements ) ) { |
| 179 |
foreach ( $gp_elements as $element ) { |
| 180 |
if ( file_exists( $this->style_dir . $this->prefix . '-' . $element->ID . '.min.css' ) ) { |
| 181 |
wp_enqueue_style( 'betterdocs-block-style-' . $element->ID, $this->style_url . $this->prefix . '-' . $element->ID . '.min.css', $deps, substr( md5( microtime( true ) ), 0, 10 ) ); |
| 182 |
} |
| 183 |
} |
| 184 |
} |
| 185 |
} |
| 186 |
|
| 187 |
if ( ! empty( $post ) && ! empty( $post->ID ) ) { |
| 188 |
//Page/Post Style Enqueue |
| 189 |
if ( file_exists( $this->style_dir . $this->prefix . '-' . $post->ID . '.min.css' ) ) { |
| 190 |
wp_enqueue_style( 'betterdocs-block-style-' . $post->ID, $this->style_url . $this->prefix . '-' . $post->ID . '.min.css', $deps, substr( md5( microtime( true ) ), 0, 10 ) ); |
| 191 |
} |
| 192 |
|
| 193 |
// Reusable block Style Enqueues |
| 194 |
$reusableIds = get_post_meta( $post->ID, '_betterdocs_reusable_block_ids', true ); |
| 195 |
$reusableIds = ! empty( $reusableIds ) ? $reusableIds : array( ); |
| 196 |
$templateReusableIds = get_option( '_betterdocs_reusable_block_ids', array( ) ); |
| 197 |
$reusableIds = array_unique( array_merge( $reusableIds, $templateReusableIds ) ); |
| 198 |
if ( ! empty( $reusableIds ) ) { |
| 199 |
foreach ( $reusableIds as $reusableId ) { |
| 200 |
if ( file_exists( $this->style_dir . 'reusable-blocks/betterdocs-reusable-' . $reusableId . '.min.css' ) ) { |
| 201 |
wp_enqueue_style( 'betterdocs-reusable-block-style-' . $reusableId, $this->style_url . 'reusable-blocks/betterdocs-reusable-' . $reusableId . '.min.css', $deps, substr( md5( microtime( true ) ), 0, 10 ) ); |
| 202 |
} |
| 203 |
} |
| 204 |
} |
| 205 |
} |
| 206 |
|
| 207 |
//Widget Style Enqueue |
| 208 |
if ( file_exists( $this->style_dir . $this->prefix . '-widget.min.css' ) ) { |
| 209 |
wp_enqueue_style( 'betterdocs-widget-style', $this->style_url . $this->prefix . '-widget.min.css', $deps, substr( md5( microtime( true ) ), 0, 10 ) ); |
| 210 |
} |
| 211 |
|
| 212 |
//FSE Style Enqueue — one file per FSE template/template-part post so |
| 213 |
// styles do not bleed across templates (issue #53). |
| 214 |
if ( function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() && betterdocs()->helper->is_templates() && ! empty( self::$_fse_template_post_ids ) ) { |
| 215 |
foreach ( array_unique( self::$_fse_template_post_ids ) as $template_post_id ) { |
| 216 |
$file_name = $this->prefix . '-edit-site-' . abs( $template_post_id ) . '.min.css'; |
| 217 |
if ( file_exists( $this->style_dir . $file_name ) ) { |
| 218 |
wp_enqueue_style( |
| 219 |
'betterdocs-fullsite-style-' . abs( $template_post_id ), |
| 220 |
$this->style_url . $file_name, |
| 221 |
$deps, |
| 222 |
substr( md5( microtime( true ) ), 0, 10 ) |
| 223 |
); |
| 224 |
} |
| 225 |
} |
| 226 |
} |
| 227 |
|
| 228 |
/** |
| 229 |
* Hooks assets for enqueue in frontend |
| 230 |
* |
| 231 |
* @param $path string |
| 232 |
* @param $url string |
| 233 |
* |
| 234 |
* @since 3.0.0 |
| 235 |
*/ |
| 236 |
do_action( 'betterdocs_frontend_assets', $this->style_dir, $this->style_url ); |
| 237 |
} |
| 238 |
|
| 239 |
/** |
| 240 |
* Get post content when page is saved |
| 241 |
*/ |
| 242 |
public function on_save_post( $post_id, $post, $update ) { |
| 243 |
$post_type = get_post_type( $post_id ); |
| 244 |
|
| 245 |
//If This page is draft, return |
| 246 |
if ( isset( $post->post_status ) && 'auto-draft' == $post->post_status ) { |
| 247 |
return; |
| 248 |
} |
| 249 |
|
| 250 |
// Autosave, do nothing |
| 251 |
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) { |
| 252 |
return; |
| 253 |
} |
| 254 |
|
| 255 |
// Return if it's a post revision |
| 256 |
if ( false !== wp_is_post_revision( $post_id ) ) { |
| 257 |
return; |
| 258 |
} |
| 259 |
|
| 260 |
$parsed_content = $this->get_parsed_content( $post_id, $post, $post_type ); |
| 261 |
|
| 262 |
if ( is_array( $parsed_content ) && ! empty( $parsed_content ) ) { |
| 263 |
$this->write_css_from_content( $post, $post_id, $parsed_content ); |
| 264 |
} |
| 265 |
} |
| 266 |
|
| 267 |
private function get_parsed_content( $post_id, $post, $post_type ) { |
| 268 |
if ( 'wp_template_part' === $post_type || 'wp_template' === $post_type ) { |
| 269 |
$post = get_post( $post_id ); |
| 270 |
} |
| 271 |
|
| 272 |
if ( ! $post ) { |
| 273 |
return array( ); |
| 274 |
} |
| 275 |
|
| 276 |
$parsed_content = parse_blocks( $post->post_content ); |
| 277 |
|
| 278 |
if ( empty( $parsed_content ) ) { |
| 279 |
delete_post_meta( $post_id, '_betterdocs_reusable_block_ids' ); |
| 280 |
} |
| 281 |
|
| 282 |
return $parsed_content; |
| 283 |
} |
| 284 |
|
| 285 |
/** |
| 286 |
* Get post content when page is load in frontend |
| 287 |
*/ |
| 288 |
public function generate_post_content() { |
| 289 |
$post_id = get_the_ID(); |
| 290 |
if ( $post_id ) { |
| 291 |
$post_type = get_post_type( $post_id ); |
| 292 |
$post = get_post( $post_id ); |
| 293 |
//If This page is draft, return |
| 294 |
if ( isset( $post->post_status ) && 'auto-draft' == $post->post_status ) { |
| 295 |
return; |
| 296 |
} |
| 297 |
|
| 298 |
// Return if it's a post revision |
| 299 |
if ( false !== wp_is_post_revision( $post_id ) ) { |
| 300 |
return null; |
| 301 |
} |
| 302 |
|
| 303 |
$parsed_content = $this->get_parsed_content( $post_id, $post, $post_type ); |
| 304 |
|
| 305 |
if ( is_array( $parsed_content ) && ! empty( $parsed_content ) ) { |
| 306 |
$this->write_css_from_content( $post, $post_id, $parsed_content ); |
| 307 |
} |
| 308 |
} |
| 309 |
} |
| 310 |
|
| 311 |
/** |
| 312 |
* Ajax callback to write css in upload directory |
| 313 |
* @retun void |
| 314 |
* @since 1.0.2 |
| 315 |
*/ |
| 316 |
private function write_block_css( $block_styles, $post ) { |
| 317 |
// Write CSS for FSE templates / template parts — one file per post so |
| 318 |
// styles from different templates do not overwrite each other in a |
| 319 |
// shared file (issue #53). |
| 320 |
if ( isset( $post->post_type ) && ( 'wp_template_part' === $post->post_type || 'wp_template' === $post->post_type ) ) { |
| 321 |
if ( empty( $block_styles ) ) { |
| 322 |
return; |
| 323 |
} |
| 324 |
if ( ! empty( $css = CSSParser::build_css( $block_styles ) ) ) { |
| 325 |
if ( ! file_exists( $this->style_dir ) ) { |
| 326 |
mkdir( $this->style_dir ); |
| 327 |
} |
| 328 |
file_put_contents( $this->style_dir . $this->prefix . '-edit-site-' . abs( $post->ID ) . '.min.css', $css ); |
| 329 |
} |
| 330 |
} // Write CSS for Page/Posts |
| 331 |
elseif ( ! empty( $css = CSSParser::build_css( $block_styles ) ) ) { |
| 332 |
if ( ! file_exists( $this->style_dir ) ) { |
| 333 |
mkdir( $this->style_dir ); |
| 334 |
} |
| 335 |
file_put_contents( $this->style_dir . $this->prefix . '-' . abs( $post->ID ) . '.min.css', $css ); |
| 336 |
} |
| 337 |
} |
| 338 |
|
| 339 |
/** |
| 340 |
* Write css for Reusable block |
| 341 |
* @retun void |
| 342 |
* @since 3.4.0 |
| 343 |
*/ |
| 344 |
private function write_reusable_block_css( $block_styles, $id ) { |
| 345 |
if ( isset( $block_styles ) && is_array( $block_styles ) ) { |
| 346 |
if ( ! empty( $css = CSSParser::build_css( $block_styles ) ) ) { |
| 347 |
$upload_dir = $this->style_dir . 'reusable-blocks/'; |
| 348 |
if ( ! file_exists( $upload_dir ) ) { |
| 349 |
mkdir( $upload_dir, 0777, true ); |
| 350 |
} |
| 351 |
file_put_contents( $upload_dir . '/' . 'betterdocs-reusable-' . abs( $id ) . '.min.css', $css ); |
| 352 |
} |
| 353 |
} |
| 354 |
} |
| 355 |
|
| 356 |
/** |
| 357 |
* Single file css generator |
| 358 |
* @retun void |
| 359 |
* @since 3.5.3 |
| 360 |
*/ |
| 361 |
private function single_file_css_generator( $block_styles, $upload_dir, $filename ) { |
| 362 |
$editSiteCssPath = $upload_dir . $filename; |
| 363 |
if ( file_exists( $editSiteCssPath ) ) { |
| 364 |
$existingCss = file_get_contents( $editSiteCssPath ); |
| 365 |
$pattern = '~\/\*(.*?)\*\/~'; |
| 366 |
preg_match_all( $pattern, $existingCss, $result, PREG_PATTERN_ORDER ); |
| 367 |
$allComments = $result[ 0 ]; |
| 368 |
$seperatedIds = array( ); |
| 369 |
foreach ( $allComments as $comment ) { |
| 370 |
$id = preg_replace( '/[^A-Za-z0-9\-]|Ends|Starts/', '', $comment ); |
| 371 |
|
| 372 |
if ( strpos( $comment, 'Starts' ) ) { |
| 373 |
$seperatedIds[ $id ][ 'start' ] = $comment; |
| 374 |
} elseif ( strpos( $comment, 'Ends' ) ) { |
| 375 |
$seperatedIds[ $id ][ 'end' ] = $comment; |
| 376 |
} |
| 377 |
} |
| 378 |
|
| 379 |
$seperateStyles = array( ); |
| 380 |
foreach ( $seperatedIds as $key => $ids ) { |
| 381 |
$seperateStyles[ ][ $key ] = isset( $block_styles[ $key ] ) ? $block_styles[ $key ] : array( ); |
| 382 |
} |
| 383 |
|
| 384 |
self::$_block_styles = array_merge( self::$_block_styles, $block_styles ); |
| 385 |
|
| 386 |
if ( ! empty( $css = CSSParser::build_css( self::$_block_styles ) ) ) { |
| 387 |
if ( ! file_exists( $upload_dir ) ) { |
| 388 |
mkdir( $upload_dir ); |
| 389 |
} |
| 390 |
|
| 391 |
file_put_contents( $editSiteCssPath, $css ); |
| 392 |
} |
| 393 |
} elseif ( ! empty( $css = CSSParser::build_css( $block_styles ) ) ) { |
| 394 |
if ( ! file_exists( $this->style_dir ) ) { |
| 395 |
mkdir( $this->style_dir ); |
| 396 |
} |
| 397 |
|
| 398 |
file_put_contents( $editSiteCssPath, $css ); |
| 399 |
} |
| 400 |
} |
| 401 |
|
| 402 |
/** |
| 403 |
* Get post id by post_name for template |
| 404 |
*/ |
| 405 |
public static function betterdocs_get_post_content_by_post_name( $post_name ) { |
| 406 |
global $wpdb; |
| 407 |
$sql = $wpdb->prepare( "SELECT ID FROM {$wpdb->prefix}posts WHERE post_name = %s", $post_name ); |
| 408 |
|
| 409 |
return $wpdb->get_results( $sql, ARRAY_A ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared |
| 410 |
} |
| 411 |
} |
| 412 |
|
