| 1 |
<?php |
| 2 |
/** |
| 3 |
* Presentation-neutral Booking Form publishing service. |
| 4 |
* |
| 5 |
* @package Booking Calendar |
| 6 |
* @since 11.6.0 |
| 7 |
*/ |
| 8 |
|
| 9 |
if ( ! defined( 'ABSPATH' ) ) { |
| 10 |
exit; |
| 11 |
} |
| 12 |
|
| 13 |
/** |
| 14 |
* Publish one Booking Form shortcode into a new or existing WordPress page. |
| 15 |
* |
| 16 |
* This service owns request-independent validation and delegates the canonical |
| 17 |
* content write to wpbc_add_shortcode_into_page(). UI-specific AJAX and modal |
| 18 |
* controllers remain thin consumers of this neutral boundary. |
| 19 |
*/ |
| 20 |
final class WPBC_Booking_Form_Publisher { |
| 21 |
|
| 22 |
/** |
| 23 |
* Determine whether page publishing must be blocked on this website. |
| 24 |
* |
| 25 |
* The configured WordPress home host is the canonical site identity for both |
| 26 |
* normal page loads and AJAX mutations. The request host is used only when a |
| 27 |
* canonical home host is unavailable, which keeps the decision stable without |
| 28 |
* trusting a client-controlled Host header over WordPress configuration. |
| 29 |
* Development hosts such as `beta` require no exception because only the |
| 30 |
* official wpbookingcalendar.com domain and its subdomains are restricted. |
| 31 |
* |
| 32 |
* @return bool True when page discovery and page mutations must be blocked. |
| 33 |
*/ |
| 34 |
public static function is_demo_restricted() { |
| 35 |
$request_host = self::get_request_host(); |
| 36 |
$site_host = self::normalize_host( wp_parse_url( home_url( '/' ), PHP_URL_HOST ) ); |
| 37 |
$canonical_host = '' !== $site_host ? $site_host : $request_host; |
| 38 |
$official_demo_host = self::is_official_demo_host( $canonical_host ); |
| 39 |
|
| 40 |
/** |
| 41 |
* Filter whether neutral Booking Form publishing is restricted as a live demo. |
| 42 |
* |
| 43 |
* @since 11.6.0 |
| 44 |
* |
| 45 |
* @param bool $official_demo_host Whether the current host is restricted. |
| 46 |
* @param string $site_host Normalized WordPress home URL host. |
| 47 |
* @param string $request_host Normalized current request host used only as a fallback. |
| 48 |
*/ |
| 49 |
return (bool) apply_filters( 'wpbc_publish_booking_form_is_demo_restricted', $official_demo_host, $site_host, $request_host ); |
| 50 |
} |
| 51 |
|
| 52 |
/** |
| 53 |
* Read the current HTTP request host without trusting proxy-only headers. |
| 54 |
* |
| 55 |
* This value is a fallback for unusual environments where WordPress cannot |
| 56 |
* provide a configured home hostname. It never overrides a valid canonical |
| 57 |
* WordPress site host. |
| 58 |
* |
| 59 |
* @return string Normalized request host, or an empty string outside HTTP. |
| 60 |
*/ |
| 61 |
private static function get_request_host() { |
| 62 |
if ( empty( $_SERVER['HTTP_HOST'] ) ) { |
| 63 |
return ''; |
| 64 |
} |
| 65 |
|
| 66 |
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- normalize_host() validates and reduces this value to a hostname. |
| 67 |
return self::normalize_host( wp_unslash( $_SERVER['HTTP_HOST'] ) ); |
| 68 |
} |
| 69 |
|
| 70 |
/** |
| 71 |
* Normalize a URL or HTTP Host value to a lowercase hostname. |
| 72 |
* |
| 73 |
* @param mixed $host Hostname, optionally including a port. |
| 74 |
* |
| 75 |
* @return string Normalized hostname, or an empty string when invalid. |
| 76 |
*/ |
| 77 |
private static function normalize_host( $host ) { |
| 78 |
$host = trim( strtolower( (string) $host ) ); |
| 79 |
if ( '' === $host ) { |
| 80 |
return ''; |
| 81 |
} |
| 82 |
|
| 83 |
$normalized_host = wp_parse_url( 'http://' . ltrim( $host, '/' ), PHP_URL_HOST ); |
| 84 |
if ( ! is_string( $normalized_host ) ) { |
| 85 |
return ''; |
| 86 |
} |
| 87 |
|
| 88 |
return untrailingslashit( strtolower( rtrim( $normalized_host, '.' ) ) ); |
| 89 |
} |
| 90 |
|
| 91 |
/** |
| 92 |
* Determine whether a normalized host belongs to the public demo network. |
| 93 |
* |
| 94 |
* @param string $host Normalized hostname. |
| 95 |
* |
| 96 |
* @return bool True for wpbookingcalendar.com and its subdomains. |
| 97 |
*/ |
| 98 |
private static function is_official_demo_host( $host ) { |
| 99 |
return 'wpbookingcalendar.com' === $host |
| 100 |
|| ( strlen( $host ) > strlen( '.wpbookingcalendar.com' ) |
| 101 |
&& '.wpbookingcalendar.com' === substr( $host, -strlen( '.wpbookingcalendar.com' ) ) ); |
| 102 |
} |
| 103 |
|
| 104 |
/** |
| 105 |
* Publish a normalized Booking Form request. |
| 106 |
* |
| 107 |
* @param array $publish_request Untrusted publish values from an authorized controller. |
| 108 |
* |
| 109 |
* @return array|WP_Error Published-page response or a safe validation error. |
| 110 |
*/ |
| 111 |
public function publish( $publish_request ) { |
| 112 |
$publish_request = is_array( $publish_request ) ? $publish_request : array(); |
| 113 |
|
| 114 |
if ( self::is_demo_restricted() ) { |
| 115 |
return new WP_Error( 'wpbc_publish_demo_restricted', __( 'In the demo versions this operation is not allowed.', 'booking' ) ); |
| 116 |
} |
| 117 |
|
| 118 |
if ( ! function_exists( 'wpbc_add_shortcode_into_page' ) ) { |
| 119 |
return new WP_Error( 'wpbc_publish_helper_unavailable', __( 'Publishing helper is not available.', 'booking' ) ); |
| 120 |
} |
| 121 |
|
| 122 |
$publish_mode = isset( $publish_request['publish_mode'] ) ? sanitize_key( $publish_request['publish_mode'] ) : ''; |
| 123 |
$resource_id = isset( $publish_request['resource_id'] ) ? absint( $publish_request['resource_id'] ) : 0; |
| 124 |
$form_name = $this->normalize_form_name( |
| 125 |
isset( $publish_request['form_name'] ) ? $publish_request['form_name'] : '', |
| 126 |
isset( $publish_request['shortcode_raw'] ) ? $publish_request['shortcode_raw'] : '' |
| 127 |
); |
| 128 |
$page_id = isset( $publish_request['page_id'] ) ? absint( $publish_request['page_id'] ) : 0; |
| 129 |
$page_title = isset( $publish_request['page_title'] ) ? sanitize_text_field( $publish_request['page_title'] ) : ''; |
| 130 |
$shortcode_raw = $this->normalize_booking_shortcode( |
| 131 |
isset( $publish_request['shortcode_raw'] ) ? $publish_request['shortcode_raw'] : '', |
| 132 |
$resource_id, |
| 133 |
$form_name |
| 134 |
); |
| 135 |
|
| 136 |
if ( ! in_array( $publish_mode, array( 'create', 'edit' ), true ) ) { |
| 137 |
return new WP_Error( 'wpbc_publish_invalid_mode', __( 'Unknown publish mode.', 'booking' ) ); |
| 138 |
} |
| 139 |
|
| 140 |
if ( ! $resource_id ) { |
| 141 |
return new WP_Error( 'wpbc_publish_invalid_resource', __( 'The selected Booking Resource is invalid.', 'booking' ) ); |
| 142 |
} |
| 143 |
|
| 144 |
$capability_error = $this->validate_page_capability( $publish_mode, $page_id ); |
| 145 |
if ( is_wp_error( $capability_error ) ) { |
| 146 |
return $capability_error; |
| 147 |
} |
| 148 |
|
| 149 |
$helper_params = array( |
| 150 |
'shortcode' => $this->wrap_shortcode_for_editor( $shortcode_raw ), |
| 151 |
'check_exist_shortcode' => $this->get_duplicate_check_list( $resource_id, $shortcode_raw, $form_name ), |
| 152 |
'resource_id' => $resource_id, |
| 153 |
); |
| 154 |
|
| 155 |
if ( 'create' === $publish_mode ) { |
| 156 |
if ( '' === $page_title ) { |
| 157 |
return new WP_Error( 'wpbc_publish_missing_title', __( 'Please enter a page title.', 'booking' ) ); |
| 158 |
} |
| 159 |
$helper_params['post_title'] = $page_title; |
| 160 |
$helper_params['page_post_name'] = sanitize_title( $page_title ); |
| 161 |
} else { |
| 162 |
$page = get_post( $page_id ); |
| 163 |
if ( ! $page_id ) { |
| 164 |
return new WP_Error( 'wpbc_publish_missing_page', __( 'Please select an existing page.', 'booking' ) ); |
| 165 |
} |
| 166 |
if ( ! $page || 'page' !== $page->post_type ) { |
| 167 |
return new WP_Error( 'wpbc_publish_page_missing', __( 'The selected page does not exist.', 'booking' ) ); |
| 168 |
} |
| 169 |
$helper_params['page_id'] = $page_id; |
| 170 |
} |
| 171 |
|
| 172 |
/** |
| 173 |
* Filter canonical page-helper parameters for neutral Booking Form publishing. |
| 174 |
* |
| 175 |
* @param array $helper_params Canonical wpbc_add_shortcode_into_page() parameters. |
| 176 |
* @param string $publish_mode Create or edit mode. |
| 177 |
* @param int $resource_id Booking Resource ID. |
| 178 |
* @param string $shortcode_raw Normalized raw shortcode. |
| 179 |
* @param string $form_name Normalized Booking Form name. |
| 180 |
*/ |
| 181 |
$helper_params = apply_filters( |
| 182 |
'wpbc_publish_booking_form_request_params', |
| 183 |
$helper_params, |
| 184 |
$publish_mode, |
| 185 |
$resource_id, |
| 186 |
$shortcode_raw, |
| 187 |
$form_name |
| 188 |
); |
| 189 |
|
| 190 |
$publish_result = wpbc_add_shortcode_into_page( $helper_params ); |
| 191 |
if ( ! is_array( $publish_result ) || empty( $publish_result['result'] ) ) { |
| 192 |
$message = is_array( $publish_result ) && ! empty( $publish_result['message'] ) |
| 193 |
? wp_kses_post( $publish_result['message'] ) |
| 194 |
: __( 'Unable to publish the booking form into the selected page.', 'booking' ); |
| 195 |
return new WP_Error( 'wpbc_publish_failed', $message ); |
| 196 |
} |
| 197 |
|
| 198 |
$post_id = $this->resolve_post_id( $publish_result, $helper_params ); |
| 199 |
$view_url = $post_id ? get_permalink( $post_id ) : ''; |
| 200 |
$edit_url = $post_id ? get_edit_post_link( $post_id, '' ) : ''; |
| 201 |
$post_title = $post_id ? get_the_title( $post_id ) : ''; |
| 202 |
|
| 203 |
if ( $view_url ) { |
| 204 |
$view_url .= '#bklnk' . $resource_id; |
| 205 |
} |
| 206 |
|
| 207 |
return array( |
| 208 |
'message' => ! empty( $publish_result['message'] ) ? wp_kses_post( $publish_result['message'] ) : __( 'Booking form has been published.', 'booking' ), |
| 209 |
'post_id' => $post_id, |
| 210 |
'post_title' => $post_title, |
| 211 |
'view_url' => $view_url, |
| 212 |
'edit_url' => $edit_url, |
| 213 |
'form_name' => $form_name, |
| 214 |
); |
| 215 |
} |
| 216 |
|
| 217 |
/** |
| 218 |
* Normalize a Booking Form name to a stable key. |
| 219 |
* |
| 220 |
* @param mixed $form_name Raw Booking Form name. |
| 221 |
* @param mixed $shortcode_raw Optional shortcode used to recover its form type. |
| 222 |
* |
| 223 |
* @return string Normalized name. |
| 224 |
*/ |
| 225 |
private function normalize_form_name( $form_name, $shortcode_raw = '' ) { |
| 226 |
$form_name = sanitize_key( (string) $form_name ); |
| 227 |
if ( '' === $form_name && preg_match( '/\bform_type\s*=\s*(?:"([^"]*)"|\'([^\']*)\'|([^\s\]]+))/i', (string) $shortcode_raw, $matches ) ) { |
| 228 |
$form_name = sanitize_key( $matches[1] ? $matches[1] : ( $matches[2] ? $matches[2] : $matches[3] ) ); |
| 229 |
} |
| 230 |
return '' !== $form_name ? $form_name : 'standard'; |
| 231 |
} |
| 232 |
|
| 233 |
/** |
| 234 |
* Normalize a raw Booking Form shortcode for one Resource and form. |
| 235 |
* |
| 236 |
* @param mixed $shortcode_raw Raw shortcode value. |
| 237 |
* @param int $resource_id Booking Resource ID. |
| 238 |
* @param string $form_name Booking Form name. |
| 239 |
* |
| 240 |
* @return string Normalized raw shortcode. |
| 241 |
*/ |
| 242 |
private function normalize_booking_shortcode( $shortcode_raw, $resource_id, $form_name ) { |
| 243 |
$shortcode_raw = preg_replace( '/<!--\s*\/?wp:shortcode\s*-->/', '', (string) $shortcode_raw ); |
| 244 |
$shortcode_raw = trim( wp_strip_all_tags( $shortcode_raw ) ); |
| 245 |
|
| 246 |
if ( ! preg_match( '/^\[booking(?:\s[^\]]*)?\]$/i', $shortcode_raw ) ) { |
| 247 |
$shortcode_raw = "[booking resource_id={$resource_id} form_type='{$form_name}']"; |
| 248 |
} |
| 249 |
|
| 250 |
$shortcode_raw = $this->upsert_shortcode_attribute( $shortcode_raw, 'resource_id', (string) $resource_id ); |
| 251 |
$shortcode_raw = $this->upsert_shortcode_attribute( $shortcode_raw, 'form_type', $form_name, '\'' ); |
| 252 |
|
| 253 |
return trim( $shortcode_raw ); |
| 254 |
} |
| 255 |
|
| 256 |
/** |
| 257 |
* Insert or replace one Booking shortcode attribute. |
| 258 |
* |
| 259 |
* @param string $shortcode_raw Shortcode being normalized. |
| 260 |
* @param string $attribute Attribute name. |
| 261 |
* @param string $attribute_value Attribute value. |
| 262 |
* @param string $quote_character Optional quote character. |
| 263 |
* |
| 264 |
* @return string Updated shortcode. |
| 265 |
*/ |
| 266 |
private function upsert_shortcode_attribute( $shortcode_raw, $attribute, $attribute_value, $quote_character = '' ) { |
| 267 |
$replacement_value = $quote_character ? $quote_character . $attribute_value . $quote_character : $attribute_value; |
| 268 |
$replacement = $attribute . '=' . $replacement_value; |
| 269 |
$pattern = '/\b' . preg_quote( $attribute, '/' ) . '\s*=\s*(?:"[^"]*"|\'[^\']*\'|[^\s\]]+)/i'; |
| 270 |
|
| 271 |
if ( preg_match( $pattern, $shortcode_raw ) ) { |
| 272 |
return preg_replace( $pattern, $replacement, $shortcode_raw, 1 ); |
| 273 |
} |
| 274 |
|
| 275 |
return ']' === substr( $shortcode_raw, -1 ) |
| 276 |
? substr( $shortcode_raw, 0, -1 ) . ' ' . $replacement . ']' |
| 277 |
: $shortcode_raw . ' ' . $replacement; |
| 278 |
} |
| 279 |
|
| 280 |
/** |
| 281 |
* Wrap a raw shortcode in the WordPress Shortcode block comments. |
| 282 |
* |
| 283 |
* @param string $shortcode_raw Raw shortcode. |
| 284 |
* |
| 285 |
* @return string Block-editor content. |
| 286 |
*/ |
| 287 |
private function wrap_shortcode_for_editor( $shortcode_raw ) { |
| 288 |
return '<!-- wp:shortcode -->' . $shortcode_raw . '<!-- /wp:shortcode -->'; |
| 289 |
} |
| 290 |
|
| 291 |
/** |
| 292 |
* Build duplicate-detection signatures for the canonical page helper. |
| 293 |
* |
| 294 |
* @param int $resource_id Booking Resource ID. |
| 295 |
* @param string $shortcode_raw Normalized raw shortcode. |
| 296 |
* @param string $form_name Booking Form name. |
| 297 |
* |
| 298 |
* @return array Duplicate signatures. |
| 299 |
*/ |
| 300 |
private function get_duplicate_check_list( $resource_id, $shortcode_raw, $form_name ) { |
| 301 |
$signatures = array( |
| 302 |
$shortcode_raw, |
| 303 |
"[booking resource_id={$resource_id} form_type='{$form_name}']", |
| 304 |
'[booking resource_id=' . $resource_id . ' form_type="' . $form_name . '"]', |
| 305 |
); |
| 306 |
|
| 307 |
if ( 'standard' === $form_name ) { |
| 308 |
$signatures[] = '[booking resource_id=' . $resource_id . ' '; |
| 309 |
$signatures[] = '[booking resource_id=' . $resource_id . ']'; |
| 310 |
$signatures[] = '[booking type=' . $resource_id . ' '; |
| 311 |
$signatures[] = '[booking type=' . $resource_id . ']'; |
| 312 |
if ( 1 === $resource_id ) { |
| 313 |
$signatures[] = '[booking]'; |
| 314 |
} |
| 315 |
} |
| 316 |
|
| 317 |
return array_values( array_unique( array_filter( $signatures ) ) ); |
| 318 |
} |
| 319 |
|
| 320 |
/** |
| 321 |
* Validate WordPress page capabilities for the requested operation. |
| 322 |
* |
| 323 |
* @param string $publish_mode Create or edit mode. |
| 324 |
* @param int $page_id Existing page ID for edit mode. |
| 325 |
* |
| 326 |
* @return true|WP_Error True when allowed, otherwise a safe error. |
| 327 |
*/ |
| 328 |
private function validate_page_capability( $publish_mode, $page_id ) { |
| 329 |
if ( 'create' === $publish_mode && ! current_user_can( 'publish_pages' ) ) { |
| 330 |
return new WP_Error( 'wpbc_publish_create_forbidden', __( 'You do not have permission to create pages.', 'booking' ) ); |
| 331 |
} |
| 332 |
if ( 'edit' === $publish_mode && ! current_user_can( 'edit_pages' ) ) { |
| 333 |
return new WP_Error( 'wpbc_publish_edit_forbidden', __( 'You do not have permission to edit pages.', 'booking' ) ); |
| 334 |
} |
| 335 |
if ( 'edit' === $publish_mode && $page_id && ! current_user_can( 'edit_post', $page_id ) ) { |
| 336 |
return new WP_Error( 'wpbc_publish_page_forbidden', __( 'You do not have permission to edit the selected page.', 'booking' ) ); |
| 337 |
} |
| 338 |
return true; |
| 339 |
} |
| 340 |
|
| 341 |
/** |
| 342 |
* Resolve the affected page ID from a canonical helper response. |
| 343 |
* |
| 344 |
* @param array $publish_result Canonical helper response. |
| 345 |
* @param array $helper_params Canonical helper request. |
| 346 |
* |
| 347 |
* @return int Affected page ID, or zero when it cannot be resolved. |
| 348 |
*/ |
| 349 |
private function resolve_post_id( $publish_result, $helper_params ) { |
| 350 |
if ( ! empty( $helper_params['page_id'] ) ) { |
| 351 |
return absint( $helper_params['page_id'] ); |
| 352 |
} |
| 353 |
if ( ! empty( $publish_result['post_id'] ) ) { |
| 354 |
return absint( $publish_result['post_id'] ); |
| 355 |
} |
| 356 |
if ( ! empty( $publish_result['relative_url'] ) ) { |
| 357 |
$absolute_url = function_exists( 'wpbc_make_link_absolute' ) |
| 358 |
? wpbc_make_link_absolute( $publish_result['relative_url'] ) |
| 359 |
: home_url( $publish_result['relative_url'] ); |
| 360 |
$post_id = url_to_postid( $absolute_url ); |
| 361 |
if ( $post_id ) { |
| 362 |
return absint( $post_id ); |
| 363 |
} |
| 364 |
} |
| 365 |
if ( ! empty( $helper_params['page_post_name'] ) ) { |
| 366 |
$page = get_page_by_path( $helper_params['page_post_name'], OBJECT, 'page' ); |
| 367 |
return $page ? absint( $page->ID ) : 0; |
| 368 |
} |
| 369 |
return 0; |
| 370 |
} |
| 371 |
} |
| 372 |
|
| 373 |
/** |
| 374 |
* Determine whether Booking Form page publishing is restricted on this site. |
| 375 |
* |
| 376 |
* This compatibility boundary keeps Catalog, Form Builder, legacy Resources, |
| 377 |
* and the canonical page helper on the same host-aware demo policy. |
| 378 |
* |
| 379 |
* @return bool True when page discovery and mutations must be blocked. |
| 380 |
*/ |
| 381 |
function wpbc_is_booking_form_publishing_restricted() { |
| 382 |
return WPBC_Booking_Form_Publisher::is_demo_restricted(); |
| 383 |
} |
| 384 |
|
