| 1 |
<?php |
| 2 |
|
| 3 |
namespace Squeeze; |
| 4 |
|
| 5 |
// Exit if accessed directly. |
| 6 |
if ( !defined( 'ABSPATH' ) ) { |
| 7 |
exit; |
| 8 |
} |
| 9 |
class SqueezeHandlers extends SqueezeInit { |
| 10 |
public function __construct() { |
| 11 |
add_action( 'wp_ajax_squeeze_update_attachment', [$this, 'update_attachment'] ); |
| 12 |
add_action( 'wp_ajax_squeeze_restore_attachment', [$this, 'restore_attachment'] ); |
| 13 |
add_action( 'wp_ajax_squeeze_get_attachment', [$this, 'get_attachment'] ); |
| 14 |
add_action( 'wp_ajax_squeeze_get_attachment_by_path', [$this, 'get_attachment_by_path'] ); |
| 15 |
add_action( 'wp_ajax_squeeze_get_next_attachments', [$this, 'get_next_attachments'] ); |
| 16 |
add_action( 'wp_ajax_squeeze_get_directories', [$this, 'get_directories'] ); |
| 17 |
add_action( 'delete_attachment', [$this, 'delete_backup_attachment'] ); |
| 18 |
add_action( 'delete_attachment', [$this, 'delete_webp_images'] ); |
| 19 |
add_filter( 'bulk_actions-upload', [$this, 'bulk_actions'] ); |
| 20 |
add_filter( |
| 21 |
'handle_bulk_actions-upload', |
| 22 |
[$this, 'handle_bulk_actions'], |
| 23 |
10, |
| 24 |
3 |
| 25 |
); |
| 26 |
add_filter( 'image_size_names_choose', [$this, 'custom_image_sizes'] ); |
| 27 |
add_filter( 'mod_rewrite_rules', [$this, 'add_webp_rewrite_rules'] ); |
| 28 |
add_action( 'pre-html-upload-ui', [$this, 'single_file_upload_notice'], 10 ); |
| 29 |
add_action( 'admin_notices', [$this, 'bulk_action_admin_notice'] ); |
| 30 |
add_action( 'init', [$this, 'output_buffer_start'], 1 ); |
| 31 |
} |
| 32 |
|
| 33 |
public function update_attachment() { |
| 34 |
check_ajax_referer( 'squeeze-nonce', '_ajax_nonce' ); |
| 35 |
if ( !current_user_can( 'upload_files' ) ) { |
| 36 |
wp_send_json_error( '❌ ' . esc_html__( 'You do not have permission to upload files', 'squeeze' ) ); |
| 37 |
} |
| 38 |
if ( !isset( $_POST["base64"] ) || empty( $_POST["base64"] ) ) { |
| 39 |
wp_send_json_error( '❌ ' . esc_html__( 'No image data found', 'squeeze' ) ); |
| 40 |
} |
| 41 |
$base64 = sanitize_text_field( $_POST["base64"] ); |
| 42 |
$sizes = ( isset( $_POST["base64Sizes"] ) ? $_POST["base64Sizes"] : array() ); |
| 43 |
// DO NOT SANITIZE because it's an array |
| 44 |
$base64_webp = sanitize_text_field( $_POST["base64Webp"] ); |
| 45 |
$sizes_webp = ( isset( $_POST["base64SizesWebp"] ) ? $_POST["base64SizesWebp"] : array() ); |
| 46 |
$file_format = sanitize_text_field( $_POST["format"] ); |
| 47 |
$filename = sanitize_text_field( $_POST["filename"] ); |
| 48 |
$extension = pathinfo( $filename, PATHINFO_EXTENSION ); |
| 49 |
$image_formats = self::$SqueezeHelpers->get_image_formats(); |
| 50 |
if ( !in_array( $extension, $image_formats ) ) { |
| 51 |
wp_send_json_error( '❌ ' . esc_html__( 'Invalid image format', 'squeeze' ) ); |
| 52 |
} |
| 53 |
$attach_id = (int) $_POST["attachmentID"]; |
| 54 |
$meta_data = wp_get_attachment_metadata( $attach_id ); |
| 55 |
$url = sanitize_text_field( $_POST["url"] ); |
| 56 |
// sanitize_url() replaces spaces with %20, so we use sanitize_text_field() instead |
| 57 |
$process = sanitize_text_field( $_POST["process"] ); |
| 58 |
// process: all, uncompressed, path |
| 59 |
$is_backup_original = self::$SqueezeHelpers->get_option( 'backup_original' ); |
| 60 |
// Upload path. |
| 61 |
$upload_path = self::$SqueezeHelpers->get_upload_path( $attach_id, $filename, $url ); |
| 62 |
$decoded = self::$SqueezeHelpers->decode_base64_image( $base64, $file_format ); |
| 63 |
if ( $is_backup_original && $process !== 'path' ) { |
| 64 |
// do not backup for non library images |
| 65 |
// backup original |
| 66 |
$backup_original_image = self::$SqueezeHelpers->backup_original_image( $upload_path, $filename ); |
| 67 |
if ( is_wp_error( $backup_original_image ) ) { |
| 68 |
wp_send_json_error( $backup_original_image->get_error_message() ); |
| 69 |
} |
| 70 |
} |
| 71 |
$sizes['original']['original_size'] = filesize( $upload_path . $filename ); |
| 72 |
$sizes['original']['compressed_size'] = strlen( $decoded ); |
| 73 |
// Save the image in the uploads directory. |
| 74 |
$upload_image = self::$SqueezeHelpers->upload_image( $upload_path, $filename, $decoded ); |
| 75 |
if ( is_wp_error( $upload_image ) ) { |
| 76 |
wp_send_json_error( $upload_image->get_error_message() ); |
| 77 |
} |
| 78 |
if ($base64_webp) { |
| 79 |
$upload_webp = self::$SqueezeHelpers->upload_webp($upload_path, $base64_webp, $filename); |
| 80 |
|
| 81 |
if (is_wp_error( $upload_webp )) { |
| 82 |
wp_send_json_error( $upload_webp->get_error_message() ); |
| 83 |
} |
| 84 |
|
| 85 |
self::$SqueezeHelpers->upload_webp_thumbs($upload_path, $sizes_webp); |
| 86 |
|
| 87 |
// skip handling errors for webp thumbs, because they are not always required |
| 88 |
} |
| 89 |
// upload thumbnails |
| 90 |
if ( $process !== 'path' ) { |
| 91 |
$sizes = self::$SqueezeHelpers->upload_image_thumbs( $upload_path, $sizes, $file_format ); |
| 92 |
if ( is_wp_error( $sizes ) ) { |
| 93 |
wp_send_json_error( $sizes->get_error_message() ); |
| 94 |
} |
| 95 |
update_post_meta( $attach_id, "squeeze_is_compressed", true ); |
| 96 |
$response_msg = self::$SqueezeHelpers->get_comparison_table( $sizes ); |
| 97 |
$response_msg = '<strong>� |
| 98 |
' . esc_html__( 'Squeezed successfully', 'squeeze' ) . '!</strong> ' . $response_msg; |
| 99 |
$uncompressed_images = self::$SqueezeHelpers->get_stats_option( 'uncompressed_images' ); |
| 100 |
$uncompressed_images--; |
| 101 |
update_option( 'squeeze_stats', array( |
| 102 |
'uncompressed_images' => $uncompressed_images, |
| 103 |
) ); |
| 104 |
wp_send_json_success( $response_msg ); |
| 105 |
} else { |
| 106 |
wp_send_json_success( '� |
| 107 |
' . esc_html__( 'Squeezed successfully', 'squeeze' ) ); |
| 108 |
} |
| 109 |
wp_die(); |
| 110 |
} |
| 111 |
|
| 112 |
public function restore_attachment() { |
| 113 |
check_ajax_referer( 'squeeze-nonce', '_ajax_nonce' ); |
| 114 |
if ( !isset( $_POST["attachmentID"] ) || empty( $_POST["attachmentID"] ) || !wp_get_attachment_url( $_POST["attachmentID"] ) ) { |
| 115 |
wp_send_json_error( '❌ ' . esc_html__( 'Attachment not found', 'squeeze' ) ); |
| 116 |
} |
| 117 |
$attach_id = (int) $_POST["attachmentID"]; |
| 118 |
$can_restore = self::$SqueezeHelpers->can_restore( $attach_id ); |
| 119 |
if ( $can_restore ) { |
| 120 |
$is_restore_attachment = self::$SqueezeHelpers->restore_attachment( $attach_id ); |
| 121 |
if ( $is_restore_attachment ) { |
| 122 |
wp_send_json_success( '� |
| 123 |
' . esc_html__( 'Restored successfully', 'squeeze' ) ); |
| 124 |
} else { |
| 125 |
wp_send_json_error( '❌ ' . esc_html__( 'Attachment not restored', 'squeeze' ) ); |
| 126 |
} |
| 127 |
} |
| 128 |
wp_die(); |
| 129 |
} |
| 130 |
|
| 131 |
public function get_attachment() { |
| 132 |
check_ajax_referer( 'squeeze-nonce', '_ajax_nonce' ); |
| 133 |
if ( !isset( $_POST["attachmentID"] ) || empty( $_POST["attachmentID"] ) || !wp_get_attachment_url( $_POST["attachmentID"] ) ) { |
| 134 |
wp_send_json_error( '❌ ' . esc_html__( 'Attachment not found', 'squeeze' ) ); |
| 135 |
} |
| 136 |
$attach_id = (int) $_POST["attachmentID"]; |
| 137 |
$sizes = wp_get_attachment_metadata( $attach_id ); |
| 138 |
$sizes = $sizes['sizes']; |
| 139 |
$full_image = wp_get_attachment_image_src( $attach_id, 'full' ); |
| 140 |
$sizes['full'] = array( |
| 141 |
'url' => $full_image[0], |
| 142 |
'width' => $full_image[1], |
| 143 |
'height' => $full_image[2], |
| 144 |
); |
| 145 |
foreach ( $sizes as $size_name => $size_data ) { |
| 146 |
$sizes[$size_name]['url'] = wp_get_attachment_image_url( $attach_id, $size_name ); |
| 147 |
} |
| 148 |
$attach_data = array( |
| 149 |
'id' => $attach_id, |
| 150 |
'url' => wp_get_original_image_url( $attach_id ), |
| 151 |
'mime' => get_post_mime_type( $attach_id ), |
| 152 |
'name' => get_the_title( $attach_id ), |
| 153 |
'filename' => basename( wp_get_original_image_path( $attach_id ) ), |
| 154 |
'sizes' => $sizes, |
| 155 |
); |
| 156 |
wp_send_json_success( $attach_data ); |
| 157 |
wp_die(); |
| 158 |
} |
| 159 |
|
| 160 |
public function get_attachment_by_path() { |
| 161 |
check_ajax_referer( 'squeeze-nonce', '_ajax_nonce' ); |
| 162 |
if ( !isset( $_POST["path"] ) || empty( $_POST["path"] ) ) { |
| 163 |
wp_send_json_error( '❌ ' . esc_html__( 'Path not found', 'squeeze' ) ); |
| 164 |
} |
| 165 |
$pathes = sanitize_text_field( $_POST["path"] ); |
| 166 |
$pathes = json_decode( stripslashes( $pathes ), true ); |
| 167 |
$attach_data = array(); |
| 168 |
$image_formats = self::$SqueezeHelpers->get_image_formats(); |
| 169 |
$image_formats = implode( ',', $image_formats ); |
| 170 |
foreach ( $pathes as $path ) { |
| 171 |
$path = str_replace( ['\\\\', '\\'], '/', $path ); |
| 172 |
// replace double and then single backslashes with slashes |
| 173 |
if ( substr( $path, -1 ) !== '/' ) { |
| 174 |
$path .= '/'; |
| 175 |
} |
| 176 |
if ( substr( $path, 0, 1 ) !== '/' ) { |
| 177 |
$path = '/' . $path; |
| 178 |
} |
| 179 |
$images = glob( ABSPATH . $path . '*.{' . $image_formats . '}', GLOB_BRACE ); |
| 180 |
if ( empty( $images ) ) { |
| 181 |
continue; |
| 182 |
} |
| 183 |
foreach ( $images as $image ) { |
| 184 |
$attach_id = attachment_url_to_postid( $image ); |
| 185 |
$attach_mime = image_type_to_mime_type( exif_imagetype( $image ) ); |
| 186 |
$attach_url = str_replace( ABSPATH, home_url(), $image ); |
| 187 |
$attach_name = pathinfo( $image, PATHINFO_FILENAME ); |
| 188 |
$attach_data[] = array( |
| 189 |
'id' => $attach_id, |
| 190 |
'url' => $attach_url, |
| 191 |
'mime' => $attach_mime, |
| 192 |
'name' => $attach_name, |
| 193 |
'filename' => basename( $image ), |
| 194 |
); |
| 195 |
} |
| 196 |
} |
| 197 |
// Save pathes to cache |
| 198 |
set_transient( 'squeeze_bulk_path', $pathes, MONTH_IN_SECONDS ); |
| 199 |
if ( empty( $attach_data ) ) { |
| 200 |
wp_send_json_error( '❌ ' . esc_html__( 'Images were not found in the selected directories', 'squeeze' ) ); |
| 201 |
} |
| 202 |
wp_send_json_success( $attach_data ); |
| 203 |
wp_die(); |
| 204 |
} |
| 205 |
|
| 206 |
public function delete_backup_attachment( $attach_id ) { |
| 207 |
$original_img_path = wp_get_original_image_path( (int) $attach_id ); |
| 208 |
$backup_img_path = preg_replace( "/(\\.(?!.*\\.))/", '.bak.', $original_img_path ); |
| 209 |
if ( file_exists( $backup_img_path ) ) { |
| 210 |
return wp_delete_file( $backup_img_path ); |
| 211 |
} |
| 212 |
return false; |
| 213 |
} |
| 214 |
|
| 215 |
public function delete_webp_images( $attach_id ) { |
| 216 |
$original_img_path = wp_get_original_image_path( (int) $attach_id ); |
| 217 |
$attach_data = wp_get_attachment_metadata( $attach_id ); |
| 218 |
$delete_webp_images = self::$SqueezeHelpers->delete_webp_images( $original_img_path, $attach_data ); |
| 219 |
return $delete_webp_images; |
| 220 |
} |
| 221 |
|
| 222 |
public function bulk_actions( $actions ) { |
| 223 |
$actions['squeeze_bulk_restore'] = esc_html__( 'Restore Original Image', 'squeeze' ); |
| 224 |
$actions['squeeze_bulk_compress'] = esc_html__( 'Squeeze Image', 'squeeze' ); |
| 225 |
$actions['squeeze_bulk_delete_backup'] = esc_html__( 'Delete Backup Image', 'squeeze' ); |
| 226 |
$actions['squeeze_bulk_delete_webp'] = esc_html__( 'Delete WEBP Image', 'squeeze' ); |
| 227 |
return $actions; |
| 228 |
} |
| 229 |
|
| 230 |
public function handle_bulk_actions( $redirect_to, $doaction, $post_ids ) { |
| 231 |
if ( $doaction === 'squeeze_bulk_restore' ) { |
| 232 |
$restored_ids_count = 0; |
| 233 |
foreach ( $post_ids as $post_id ) { |
| 234 |
$can_restore = self::$SqueezeHelpers->can_restore( $post_id ); |
| 235 |
if ( $can_restore ) { |
| 236 |
$is_restore_attachment = self::$SqueezeHelpers->restore_attachment( $post_id, true ); |
| 237 |
if ( $is_restore_attachment ) { |
| 238 |
$restored_ids_count += 1; |
| 239 |
} |
| 240 |
} |
| 241 |
} |
| 242 |
$redirect_to = add_query_arg( 'squeeze_bulk_restored', $restored_ids_count, $redirect_to ); |
| 243 |
} |
| 244 |
if ( $doaction === 'squeeze_bulk_compress' ) { |
| 245 |
foreach ( $post_ids as $post_id ) { |
| 246 |
$redirect_to = add_query_arg( 'squeeze_bulk_compressed', count( $post_ids ), $redirect_to ); |
| 247 |
} |
| 248 |
} |
| 249 |
if ( $doaction === 'squeeze_bulk_delete_backup' ) { |
| 250 |
$deleted_ids_count = 0; |
| 251 |
foreach ( $post_ids as $post_id ) { |
| 252 |
$is_delete_backup = $this->delete_backup_attachment( $post_id ); |
| 253 |
if ( $is_delete_backup ) { |
| 254 |
$deleted_ids_count += 1; |
| 255 |
} |
| 256 |
} |
| 257 |
$redirect_to = add_query_arg( 'squeeze_bulk_deleted', $deleted_ids_count, $redirect_to ); |
| 258 |
} |
| 259 |
if ( $doaction === 'squeeze_bulk_delete_webp' ) { |
| 260 |
$deleted_ids_count = 0; |
| 261 |
foreach ( $post_ids as $post_id ) { |
| 262 |
$is_delete_webp = $this->delete_webp_images( $post_id ); |
| 263 |
if ( $is_delete_webp ) { |
| 264 |
$deleted_ids_count += 1; |
| 265 |
} |
| 266 |
} |
| 267 |
$redirect_to = add_query_arg( 'squeeze_bulk_webp_deleted', $deleted_ids_count, $redirect_to ); |
| 268 |
} |
| 269 |
return $redirect_to; |
| 270 |
} |
| 271 |
|
| 272 |
public function bulk_action_admin_notice() { |
| 273 |
if ( !empty( $_REQUEST['squeeze_bulk_restored'] ) ) { |
| 274 |
$message = sprintf( |
| 275 |
/* translators: %d: number of attachments restored */ |
| 276 |
_n( |
| 277 |
'%d attachment restored.', |
| 278 |
'%d attachments restored.', |
| 279 |
$_REQUEST['squeeze_bulk_restored'], |
| 280 |
'squeeze' |
| 281 |
), |
| 282 |
number_format_i18n( $_REQUEST['squeeze_bulk_restored'] ) |
| 283 |
); |
| 284 |
printf( '<div class="notice notice-success is-dismissible"><p>%s</p></div>', esc_html( $message ) ); |
| 285 |
} |
| 286 |
if ( !empty( $_REQUEST['squeeze_bulk_compressed'] ) ) { |
| 287 |
$message = sprintf( |
| 288 |
/* translators: %d: number of attachments squeezed */ |
| 289 |
_n( |
| 290 |
'%d attachment squeezed.', |
| 291 |
'%d attachments squeezed.', |
| 292 |
$_REQUEST['squeeze_bulk_compressed'], |
| 293 |
'squeeze' |
| 294 |
), |
| 295 |
number_format_i18n( $_REQUEST['squeeze_bulk_compressed'] ) |
| 296 |
); |
| 297 |
printf( '<div class="notice notice-success is-dismissible"><p>%s</p></div>', esc_html( $message ) ); |
| 298 |
} |
| 299 |
if ( !empty( $_REQUEST['squeeze_bulk_deleted'] ) ) { |
| 300 |
$message = sprintf( |
| 301 |
/* translators: %d: number of backup images deleted */ |
| 302 |
_n( |
| 303 |
'%d backup image deleted.', |
| 304 |
'%d backup images deleted.', |
| 305 |
$_REQUEST['squeeze_bulk_deleted'], |
| 306 |
'squeeze' |
| 307 |
), |
| 308 |
number_format_i18n( $_REQUEST['squeeze_bulk_deleted'] ) |
| 309 |
); |
| 310 |
printf( '<div class="notice notice-success is-dismissible"><p>%s</p></div>', esc_html( $message ) ); |
| 311 |
} |
| 312 |
if ( !empty( $_REQUEST['squeeze_bulk_webp_deleted'] ) ) { |
| 313 |
$message = sprintf( |
| 314 |
/* translators: %d: number of webp images deleted */ |
| 315 |
_n( |
| 316 |
'%d WEBP image deleted.', |
| 317 |
'%d WEBP images deleted.', |
| 318 |
$_REQUEST['squeeze_bulk_webp_deleted'], |
| 319 |
'squeeze' |
| 320 |
), |
| 321 |
number_format_i18n( $_REQUEST['squeeze_bulk_webp_deleted'] ) |
| 322 |
); |
| 323 |
printf( '<div class="notice notice-success is-dismissible"><p>%s</p></div>', esc_html( $message ) ); |
| 324 |
} |
| 325 |
} |
| 326 |
|
| 327 |
public function custom_image_sizes( $sizes ) { |
| 328 |
$available_sizes = wp_get_registered_image_subsizes(); |
| 329 |
foreach ( $available_sizes as $size_name => $size_data ) { |
| 330 |
$sizes[$size_name] = $size_data['width'] . 'x' . $size_data['height']; |
| 331 |
} |
| 332 |
return $sizes; |
| 333 |
} |
| 334 |
|
| 335 |
public function get_next_attachments() { |
| 336 |
check_ajax_referer( 'squeeze-nonce', '_ajax_nonce' ); |
| 337 |
$per_page = self::$MEDIA_PER_PAGE; |
| 338 |
$page = ( isset( $_POST['page'] ) ? (int) $_POST['page'] : 1 ); |
| 339 |
$type = ( isset( $_POST['type'] ) ? sanitize_text_field( $_POST['type'] ) : 'uncompressed' ); |
| 340 |
if ( $type === 'uncompressed' ) { |
| 341 |
$next_images = self::$SqueezeHelpers->get_uncompressed_images( $page ); |
| 342 |
} else { |
| 343 |
$next_images = self::$SqueezeHelpers->get_total_images( $page ); |
| 344 |
} |
| 345 |
wp_send_json_success( $next_images ); |
| 346 |
} |
| 347 |
|
| 348 |
public function single_file_upload_notice() { |
| 349 |
global $current_screen; |
| 350 |
if ( $current_screen->id === 'media' ) { |
| 351 |
?> |
| 352 |
<div class="notice notice-info hide-if-js squeeze-single-file-upload-notice"> |
| 353 |
<p><?php |
| 354 |
esc_html_e( 'Single file upload is not supported for the image compression by Squeeze. Please use multi-file uploader or bulk squeeze.', 'squeeze' ); |
| 355 |
?></p> |
| 356 |
</div> |
| 357 |
<?php |
| 358 |
} |
| 359 |
} |
| 360 |
|
| 361 |
public function get_directories() { |
| 362 |
check_ajax_referer( 'squeeze-nonce', '_ajax_nonce' ); |
| 363 |
$parent_directory = ( isset( $_POST['parentDir'] ) ? sanitize_text_field( $_POST['parentDir'] ) : '' ); |
| 364 |
$base_dir = ( $parent_directory ? ABSPATH . $parent_directory : WP_CONTENT_DIR ); |
| 365 |
$directories = scandir( $base_dir ); |
| 366 |
if ( !$parent_directory ) { |
| 367 |
$directories[] = $base_dir; |
| 368 |
} |
| 369 |
$result = array_filter( $directories, function ( $dir ) use($base_dir) { |
| 370 |
if ( $dir === $base_dir ) { |
| 371 |
return true; |
| 372 |
} |
| 373 |
return is_dir( $base_dir . '/' . $dir ) && !in_array( $dir, ['.', '..'] ); |
| 374 |
} ); |
| 375 |
$output = array_map( function ( $dir ) use($base_dir) { |
| 376 |
if ( $dir === 'squeeze-webp' ) { |
| 377 |
return [ |
| 378 |
'name' => '', |
| 379 |
'path' => '', |
| 380 |
'is_writeable' => false, |
| 381 |
'parent' => '', |
| 382 |
]; |
| 383 |
} |
| 384 |
if ( $dir === $base_dir ) { |
| 385 |
$path = str_replace( ABSPATH, '/', $dir . '/' ); |
| 386 |
$parent_path = dirname( $base_dir ); |
| 387 |
$parent_path = str_replace( ABSPATH, '/', $parent_path . '/' ); |
| 388 |
return [ |
| 389 |
'name' => 'wp-content', |
| 390 |
'path' => $path, |
| 391 |
'is_writeable' => false, |
| 392 |
'parent' => $parent_path, |
| 393 |
]; |
| 394 |
} |
| 395 |
$path = str_replace( ABSPATH, '/', $base_dir . '/' . $dir . '/' ); |
| 396 |
$parent_path = dirname( $base_dir . '/' . $dir ); |
| 397 |
$parent_path = str_replace( ABSPATH, '/', $parent_path . '/' ); |
| 398 |
// Remove double slashes from path |
| 399 |
$path = preg_replace( '/\\/+/', '/', $path ); |
| 400 |
$parent_path = preg_replace( '/\\/+/', '/', $parent_path ); |
| 401 |
return [ |
| 402 |
'name' => $dir, |
| 403 |
'path' => $path, |
| 404 |
'is_writeable' => wp_is_writable( $base_dir . '/' . $dir ), |
| 405 |
'parent' => $parent_path, |
| 406 |
]; |
| 407 |
}, $result ); |
| 408 |
usort( $output, function ( $a, $b ) { |
| 409 |
if ( $a['name'] === 'wp-content' ) { |
| 410 |
return -1; |
| 411 |
} elseif ( $b['name'] === 'wp-content' ) { |
| 412 |
return 1; |
| 413 |
} |
| 414 |
return strcmp( $a['name'], $b['name'] ); |
| 415 |
} ); |
| 416 |
wp_send_json( $output ); |
| 417 |
} |
| 418 |
|
| 419 |
public function add_webp_rewrite_rules( $rules ) { |
| 420 |
$is_auto_webp = self::$SqueezeHelpers->get_option( 'auto_webp' ); |
| 421 |
// Get the WordPress installation subdirectory, if applicable |
| 422 |
$wordpress_subdirectory = wp_parse_url( home_url(), PHP_URL_PATH ); |
| 423 |
// Check if WordPress is installed in a subdirectory (not just the root) |
| 424 |
if ( strlen( $wordpress_subdirectory ) > 1 ) { |
| 425 |
// Ensure the subdirectory is used correctly in the rules |
| 426 |
$rewrite_base = $wordpress_subdirectory . '/'; |
| 427 |
} else { |
| 428 |
// If WordPress is installed in the root, no subdirectory path is needed |
| 429 |
$rewrite_base = '/'; |
| 430 |
} |
| 431 |
$webp_rules = "\n# Serve WebP images from the wp-content/squeeze-webp folder if available\n"; |
| 432 |
$webp_rules .= "RewriteCond %{HTTP_ACCEPT} image/webp\n"; |
| 433 |
// Check if browser supports WebP |
| 434 |
$webp_rules .= "RewriteCond %{REQUEST_URI} \\.(jpg|jpeg|png)\$ [NC]\n"; |
| 435 |
// Check if request is for JPG, JPEG, or PNG |
| 436 |
$webp_rules .= "RewriteCond %{DOCUMENT_ROOT}" . $rewrite_base . "wp-content/squeeze-webp/\$1.\$2.webp -f\n"; |
| 437 |
// Check if WebP file exists |
| 438 |
$webp_rules .= "RewriteRule ^wp-content/(.+)\\.(jpg|jpeg|png)\$ wp-content/squeeze-webp/\$1.\$2.webp [T=image/webp,E=webp_request,L]\n"; |
| 439 |
// Serve WebP file |
| 440 |
$webp_rules .= "\n"; |
| 441 |
if ( !$is_auto_webp ) { |
| 442 |
// If auto WebP conversion is disabled, return the original rules and replace the WebP rules if they exist |
| 443 |
$rules = preg_replace( '/# Serve WebP images from the wp-content\\/squeeze-webp folder if available.*?# Serve WebP images from the wp-content\\/squeeze-webp folder if available/s', '', $rules ); |
| 444 |
return $rules; |
| 445 |
} |
| 446 |
// Check if the server is Apache and htaccess is writable |
| 447 |
if ( !function_exists( 'apache_get_modules' ) || !in_array( 'mod_rewrite', apache_get_modules() ) ) { |
| 448 |
return $rules; |
| 449 |
} |
| 450 |
return $webp_rules . $rules; |
| 451 |
} |
| 452 |
|
| 453 |
public function output_buffer_start() { |
| 454 |
if ( !is_admin() && (!isset( $_SERVER['HTTP_X_WP_REMOTE_REQUEST'] ) || $_SERVER['HTTP_X_WP_REMOTE_REQUEST'] !== 'true') || function_exists( "wp_doing_ajax" ) && wp_doing_ajax() || defined( 'DOING_AJAX' ) && DOING_AJAX ) { |
| 455 |
ob_start( [$this, 'replace_image_urls_with_webp'] ); |
| 456 |
} |
| 457 |
} |
| 458 |
|
| 459 |
// Other helper functions |
| 460 |
public function replace_image_urls_with_webp( $content ) { |
| 461 |
if ( !self::$SqueezeHelpers->is_webp_replace_urls() ) { |
| 462 |
return $content; |
| 463 |
} |
| 464 |
// Regular expression to find JPG and PNG images in src and srcset attributes. |
| 465 |
$pattern = '/(\\/\\/.*?\\/wp-content\\/)([^"\\s]+\\.(jpg|jpeg|png))(\\?[^"\\s]*)?/i'; |
| 466 |
// Callback function to replace the URLs. |
| 467 |
$callback = function ( $matches ) { |
| 468 |
$file_extension = strtolower( pathinfo( $matches[0], PATHINFO_EXTENSION ) ); |
| 469 |
if ( $file_extension === 'webp' ) { |
| 470 |
return $matches[0]; |
| 471 |
} |
| 472 |
$protocol = ( is_ssl() ? 'https:' : 'http:' ); |
| 473 |
$webp_url = self::$SqueezeHelpers->convert_image_path_to_webp_path( $matches[0] ) . '.webp'; |
| 474 |
// WebP URL like 'example.com/wp-content/squeeze-webp/uploads/2024/12/test.jpg.webp' |
| 475 |
// Check if the WEBP file exists on the server. |
| 476 |
$webp_file_path = str_replace( home_url(), ABSPATH, $protocol . $webp_url ); |
| 477 |
// Convert URL to file path. |
| 478 |
//return $webp_file_path.'::'.$webp_url; |
| 479 |
if ( file_exists( $webp_file_path ) ) { |
| 480 |
return $webp_url; |
| 481 |
// Use WEBP version if it exists. |
| 482 |
} |
| 483 |
return $matches[0]; |
| 484 |
// Fallback to the original URL if WEBP file doesn't exist. |
| 485 |
}; |
| 486 |
// Replace URLs in the content, including src and srcset attributes. |
| 487 |
$content = preg_replace_callback( $pattern, $callback, $content ); |
| 488 |
return $content; |
| 489 |
} |
| 490 |
|
| 491 |
} |
