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1 month ago
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2 months ago
DynamicContent.php
1 month ago
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Form.php
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Media.php
1299 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Media api controller |
| 5 | * |
| 6 | * @package kirki |
| 7 | */ |
| 8 | |
| 9 | namespace Kirki\Ajax; |
| 10 | |
| 11 | if ( ! defined( 'ABSPATH' ) ) { |
| 12 | exit; // Exit if accessed directly. |
| 13 | } |
| 14 | |
| 15 | use Kirki\HelperFunctions; |
| 16 | use DOMDocument; |
| 17 | use DOMXPath; |
| 18 | use InvalidArgumentException; |
| 19 | use ZipArchive; |
| 20 | use enshrined\svgSanitize\Sanitizer; |
| 21 | use Kirki\App\Services\FontService; |
| 22 | |
| 23 | /** |
| 24 | * Media API Class |
| 25 | */ |
| 26 | class Media { |
| 27 | |
| 28 | |
| 29 | /** |
| 30 | * Format media data |
| 31 | * |
| 32 | * @param object $post wp post. |
| 33 | * @return object formatted_data. |
| 34 | */ |
| 35 | public function format_media_data( $post ) { |
| 36 | $media_categories = array( |
| 37 | 'image' => KIRKI_SUPPORTED_MEDIA_TYPES['image'], |
| 38 | 'video' => KIRKI_SUPPORTED_MEDIA_TYPES['video'], |
| 39 | 'svg' => KIRKI_SUPPORTED_MEDIA_TYPES['svg'], |
| 40 | 'audio' => KIRKI_SUPPORTED_MEDIA_TYPES['audio'], |
| 41 | 'lottie' => KIRKI_SUPPORTED_MEDIA_TYPES['lottie'], |
| 42 | 'pdf' => KIRKI_SUPPORTED_MEDIA_TYPES['pdf'], |
| 43 | 'json' => KIRKI_SUPPORTED_MEDIA_TYPES['json'], |
| 44 | ); |
| 45 | |
| 46 | $formatted_data = array(); |
| 47 | |
| 48 | foreach ( $post as $key => $value ) { |
| 49 | if ( 'ID' === $key ) { |
| 50 | $formatted_data['id'] = $value; |
| 51 | } elseif ( 'post_mime_type' === $key ) { |
| 52 | foreach ( $media_categories as $category => $mime_types ) { |
| 53 | if ( in_array( $value, $mime_types, true ) ) { |
| 54 | $formatted_data['category'] = 'svg' === $category ? 'image' : $category; |
| 55 | $formatted_data['type'] = $value; |
| 56 | } |
| 57 | } |
| 58 | } elseif ( 'guid' === $key ) { |
| 59 | $formatted_data['url'] = $value; |
| 60 | } elseif ( 'post_name' === $key ) { |
| 61 | $formatted_data['name'] = $value; |
| 62 | $formatted_data['alt'] = $value; |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | // media file size converting to human readable format |
| 67 | $formatted_data['file_size'] = filesize( get_attached_file( $post->ID ) ); |
| 68 | $formatted_data['file_size'] = size_format( $formatted_data['file_size'] ); |
| 69 | |
| 70 | // media file extension |
| 71 | $file_path = get_attached_file( $post->ID ); |
| 72 | $formatted_data['file_extension'] = pathinfo( $file_path, PATHINFO_EXTENSION ); |
| 73 | |
| 74 | $formatted_data['trash'] = false; |
| 75 | |
| 76 | $formatted_data['thumbnail'] = wp_get_attachment_image_url( $post->ID ); |
| 77 | |
| 78 | return $formatted_data; |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Upload Media api |
| 83 | * |
| 84 | * @return void wp_send_json |
| 85 | */ |
| 86 | public static function upload_media() { |
| 87 | $data = array(); |
| 88 | //phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized |
| 89 | $files = isset( $_FILES['files'] ) ? wp_unslash( $_FILES['files'] ) : null; |
| 90 | if ( ! $files ) { |
| 91 | wp_send_json( |
| 92 | array( |
| 93 | 'status' => 'fail', |
| 94 | 'message' => 'Invalid files', |
| 95 | ) |
| 96 | ); |
| 97 | die(); |
| 98 | } |
| 99 | foreach ( $files['name'] as $key => $value ) { |
| 100 | if ( isset( $files['name'][ $key ] ) ) { |
| 101 | $tmp_name = wp_unslash( $files['tmp_name'][ $key ] ); |
| 102 | $type = wp_unslash( $files['type'][ $key ] ); |
| 103 | if ( 'image/svg+xml' === $type && ! ( new self() )->validate_svg( $tmp_name ) ) { |
| 104 | wp_send_json( |
| 105 | array( |
| 106 | 'status' => 'fail', |
| 107 | 'message' => 'Invalid SVG file', |
| 108 | ) |
| 109 | ); |
| 110 | die(); |
| 111 | } |
| 112 | $file = array( |
| 113 | 'name' => wp_unslash( $files['name'][ $key ] ), |
| 114 | 'type' => $type, |
| 115 | 'tmp_name' => $tmp_name, |
| 116 | 'error' => wp_unslash( $files['error'][ $key ] ), |
| 117 | 'size' => wp_unslash( $files['size'][ $key ] ), |
| 118 | ); |
| 119 | |
| 120 | $attachment_id = self::upload_single_media( $file ); |
| 121 | |
| 122 | if ( is_wp_error( $attachment_id ) ) { |
| 123 | $message = 'Some error occurred, please try again'; |
| 124 | if ( isset( $attachment_id->errors['upload_error'][0] ) ) { |
| 125 | $message = $attachment_id->errors['upload_error'][0]; |
| 126 | } |
| 127 | wp_send_json( |
| 128 | array( |
| 129 | 'status' => 'fail', |
| 130 | 'message' => $message, |
| 131 | ) |
| 132 | ); |
| 133 | } else { |
| 134 | $post = get_post( $attachment_id ); |
| 135 | $formatted_data = ( new self() )->format_media_data( $post ); |
| 136 | $data[] = $formatted_data; |
| 137 | } |
| 138 | } |
| 139 | } |
| 140 | |
| 141 | wp_send_json( |
| 142 | array( |
| 143 | 'status' => 'success', |
| 144 | 'data' => $data, |
| 145 | ) |
| 146 | ); |
| 147 | } |
| 148 | |
| 149 | public static function upload_single_media( $file ) { |
| 150 | $file = self::kirki_handle_upload_prefilter( $file ); |
| 151 | |
| 152 | require_once ABSPATH . 'wp-admin/includes/image.php'; |
| 153 | require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 154 | require_once ABSPATH . 'wp-admin/includes/media.php'; |
| 155 | |
| 156 | $_FILES = array( 'upload_file' => $file ); |
| 157 | |
| 158 | // $attachment_id = media_handle_upload('upload_file', 0); |
| 159 | $attachment_id = media_handle_upload( |
| 160 | 'upload_file', |
| 161 | 0, |
| 162 | array(), |
| 163 | array( |
| 164 | 'test_form' => false, |
| 165 | 'action' => 'upload-attachment', |
| 166 | ) |
| 167 | ); |
| 168 | |
| 169 | return $attachment_id; |
| 170 | } |
| 171 | |
| 172 | |
| 173 | /** |
| 174 | * Upload Media Pre filter. |
| 175 | * This method will call from 'wp_handle_upload_prefilter'this hook. which is imeplemented inside plugin init events file. |
| 176 | * |
| 177 | * @param array $file Original file. |
| 178 | * @return array $file Converted file. If image optimization is enabled from kirki dashboard menu. then any image related file will converted to webp and return as file. |
| 179 | */ |
| 180 | public static function kirki_handle_upload_prefilter( $file ) { |
| 181 | $common_data = WpAdmin::get_common_data( true ); |
| 182 | if ( ! isset( $common_data['image_optimization'] ) || ! $common_data['image_optimization'] ) { |
| 183 | return $file; |
| 184 | } |
| 185 | $filetype = wp_check_filetype( $file['name'] ); |
| 186 | |
| 187 | if ( 'image/jpeg' === $filetype['type'] || 'image/png' === $filetype['type'] ) { |
| 188 | if ( ! extension_loaded( 'gd' ) ) { |
| 189 | return $file; |
| 190 | } |
| 191 | |
| 192 | $image = ( 'image/jpeg' === $filetype['type'] ) ? imagecreatefromjpeg( $file['tmp_name'] ) : imagecreatefrompng( $file['tmp_name'] ); |
| 193 | $webp_image_path = preg_replace( '/\\.[^.\\s]{3,4}$/', '', $file['tmp_name'] ) . '.webp'; |
| 194 | |
| 195 | imagewebp( $image, $webp_image_path, 80 ); |
| 196 | imagedestroy( $image ); |
| 197 | |
| 198 | // copy the webp image back to the original tmp location. |
| 199 | copy( $webp_image_path, $file['tmp_name'] ); |
| 200 | |
| 201 | $file['name'] = preg_replace( '/\\.[^.\\s]{3,4}$/', '', $file['name'] ) . '.webp'; |
| 202 | $file['type'] = 'image/webp'; |
| 203 | } |
| 204 | |
| 205 | return $file; |
| 206 | } |
| 207 | |
| 208 | /** |
| 209 | * Convert images generated sizes to webp format. |
| 210 | * This method will call from 'wp_generate_attachment_metadata' this filter hook. which is imeplemented inside plugin init events file. |
| 211 | * |
| 212 | * @param array $metadata uploaded files attachment meta data. |
| 213 | * @return array $metadata If image optimization is enabled from kirki dashboard menu then it will convert all images to webp otherwise return default metadata. |
| 214 | */ |
| 215 | public static function kirki_convert_sizes_to_webp( $metadata ) { |
| 216 | $common_data = WpAdmin::get_common_data( true ); |
| 217 | if ( |
| 218 | ! isset( $common_data['image_optimization'] ) || |
| 219 | ! $common_data['image_optimization'] || |
| 220 | ! isset( $metadata['sizes'] ) || |
| 221 | ! isset( $metadata['image_meta'] ) |
| 222 | ) { |
| 223 | return $metadata; |
| 224 | } |
| 225 | if ( ! isset( $metadata['file'] ) ) { |
| 226 | return $metadata; |
| 227 | } |
| 228 | $upload_dir = wp_upload_dir(); |
| 229 | $original_image_dir = trailingslashit( $upload_dir['basedir'] ) . dirname( $metadata['file'] ); |
| 230 | $image_files = array_merge( array( $metadata['file'] ), array_column( $metadata['sizes'], 'file' ) ); |
| 231 | |
| 232 | foreach ( $image_files as $image_file ) { |
| 233 | $original_image_path = trailingslashit( $original_image_dir ) . $image_file; |
| 234 | $webp_image_path = preg_replace( '/\\.[^.\\s]{3,4}$/', '', $original_image_path ) . '.webp'; |
| 235 | |
| 236 | if ( ! file_exists( $webp_image_path ) ) { |
| 237 | if ( ! extension_loaded( 'gd' ) ) { |
| 238 | continue; |
| 239 | } |
| 240 | |
| 241 | $image_info = getimagesize( $original_image_path ); |
| 242 | |
| 243 | switch ( $image_info[2] ) { |
| 244 | case IMAGETYPE_JPEG: |
| 245 | $image = imagecreatefromjpeg( $original_image_path ); |
| 246 | break; |
| 247 | case IMAGETYPE_PNG: |
| 248 | $image = imagecreatefrompng( $original_image_path ); |
| 249 | break; |
| 250 | case IMAGETYPE_GIF: |
| 251 | $image = imagecreatefromgif( $original_image_path ); |
| 252 | break; |
| 253 | default: |
| 254 | return $metadata; |
| 255 | } |
| 256 | |
| 257 | imagewebp( $image, $webp_image_path, 80 ); |
| 258 | imagedestroy( $image ); |
| 259 | } |
| 260 | |
| 261 | // Delete the original image. |
| 262 | if ( file_exists( $original_image_path ) ) { |
| 263 | wp_delete_file( $original_image_path ); |
| 264 | } |
| 265 | |
| 266 | $metadata = self::kirki_replace_file_in_metadata( $metadata, $image_file, basename( $webp_image_path ) ); |
| 267 | } |
| 268 | |
| 269 | return $metadata; |
| 270 | } |
| 271 | |
| 272 | /** |
| 273 | * Replace file to meta data. |
| 274 | * |
| 275 | * @param array $metadata files attachment metadata. |
| 276 | * @param string $old_file old file original path. (jpg, png, gif). |
| 277 | * @param string $new_file new file original path. |
| 278 | * |
| 279 | * @return array $metadata files updated attachment metadata. |
| 280 | */ |
| 281 | private static function kirki_replace_file_in_metadata( $metadata, $old_file, $new_file ) { |
| 282 | if ( $old_file === $metadata['file'] ) { |
| 283 | $metadata['file'] = str_replace( $old_file, $new_file, $metadata['file'] ); |
| 284 | } |
| 285 | |
| 286 | foreach ( $metadata['sizes'] as $size => $info ) { |
| 287 | if ( $old_file === $info['file'] ) { |
| 288 | $metadata['sizes'][ $size ]['file'] = $new_file; |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | return $metadata; |
| 293 | } |
| 294 | |
| 295 | /** |
| 296 | * Upload font zip |
| 297 | * |
| 298 | * @return void wp_send_json. |
| 299 | */ |
| 300 | public static function upload_font_zip() { |
| 301 | require_once ABSPATH . 'wp-admin/includes/image.php'; |
| 302 | require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 303 | require_once ABSPATH . 'wp-admin/includes/media.php'; |
| 304 | |
| 305 | global $wp_filesystem; |
| 306 | if ( ! is_object( $wp_filesystem ) ) { |
| 307 | WP_Filesystem(); |
| 308 | } |
| 309 | |
| 310 | $file = isset( $_FILES['file'] ) ? wp_unslash( $_FILES['file'] ) : null; |
| 311 | $uploads = wp_upload_dir(); |
| 312 | $multiple_files = self::normalize_multiple_files( isset( $_FILES['files'] ) ? $_FILES['files'] : null ); |
| 313 | |
| 314 | if ( ! empty( $multiple_files ) ) { |
| 315 | self::handle_multiple_raw_font_upload( $multiple_files, $wp_filesystem, $uploads ); |
| 316 | return; |
| 317 | } |
| 318 | |
| 319 | if ( ! $file || empty( $file['tmp_name'] ) || ! is_uploaded_file( $file['tmp_name'] ) ) { |
| 320 | wp_send_json( |
| 321 | array( |
| 322 | 'status' => 'failure', |
| 323 | 'message' => 'Invalid file', |
| 324 | ), |
| 325 | ); |
| 326 | } |
| 327 | |
| 328 | $filename = sanitize_file_name( $file['name'] ); |
| 329 | $file_extension = strtolower( pathinfo( $filename, PATHINFO_EXTENSION ) ); |
| 330 | $allowed_font_files = array( 'ttf', 'otf', 'woff', 'woff2' ); |
| 331 | |
| 332 | if ( 'zip' === $file_extension ) { |
| 333 | self::handle_font_zip_upload( $file, $filename, $wp_filesystem, $uploads ); |
| 334 | return; |
| 335 | } |
| 336 | |
| 337 | if ( in_array( $file_extension, $allowed_font_files, true ) ) { |
| 338 | self::handle_raw_font_upload( $file, $filename, $file_extension, $wp_filesystem, $uploads ); |
| 339 | return; |
| 340 | } |
| 341 | |
| 342 | wp_send_json( |
| 343 | array( |
| 344 | 'status' => 'failure', |
| 345 | 'message' => 'Only .zip, .ttf, .otf, .woff, .woff2 files are allowed', |
| 346 | ) |
| 347 | ); |
| 348 | } |
| 349 | |
| 350 | private static function handle_raw_font_upload( $file, $filename, $file_extension, $wp_filesystem, $uploads, $family_override = null ) { |
| 351 | $allowed_font_files = array( 'ttf', 'otf', 'woff', 'woff2' ); |
| 352 | if ( ! in_array( $file_extension, $allowed_font_files, true ) ) { |
| 353 | wp_send_json( |
| 354 | array( |
| 355 | 'status' => 'failure', |
| 356 | 'message' => 'Unsupported font file type', |
| 357 | ) |
| 358 | ); |
| 359 | } |
| 360 | |
| 361 | $temp_dir = trailingslashit( $uploads['basedir'] ) .'kirki-font-temp/'; |
| 362 | wp_mkdir_p( $temp_dir ); |
| 363 | $temp_font = $temp_dir . wp_unique_filename( $temp_dir, $filename ); |
| 364 | |
| 365 | global $wp_filesystem; |
| 366 | if ( ! is_object( $wp_filesystem ) ) { |
| 367 | WP_Filesystem(); |
| 368 | } |
| 369 | |
| 370 | if ( ! $wp_filesystem->move( $file['tmp_name'], $temp_font ) ) { |
| 371 | wp_send_json( |
| 372 | array( |
| 373 | 'status' => 'failure', |
| 374 | 'message' => 'Font upload failed', |
| 375 | ) |
| 376 | ); |
| 377 | } |
| 378 | |
| 379 | $filetype = wp_check_filetype_and_ext( $temp_font, $filename ); |
| 380 | $detected_ext = ! empty( $filetype['ext'] ) ? strtolower( $filetype['ext'] ) : $file_extension; |
| 381 | if ( empty( $detected_ext ) || ! in_array( $detected_ext, $allowed_font_files, true ) ) { |
| 382 | wp_delete_file( $temp_font ); |
| 383 | wp_send_json( |
| 384 | array( |
| 385 | 'status' => 'failure', |
| 386 | 'message' => 'Invalid font file type', |
| 387 | ), |
| 388 | ); |
| 389 | } |
| 390 | |
| 391 | $font_meta = self::get_font_metadata_from_filename( pathinfo( $filename, PATHINFO_FILENAME ) ); |
| 392 | if ( $family_override && $family_override !== $font_meta['family'] ) { |
| 393 | $font_meta['family'] = $family_override; |
| 394 | } |
| 395 | $renamed_folder_name = self::normalize_font_family_slug( $font_meta['family'] ); |
| 396 | $font_folder = trailingslashit( $uploads['basedir'] ) .'kirki-fonts/' . $renamed_folder_name; |
| 397 | |
| 398 | if ( is_dir( $font_folder ) ) { |
| 399 | self::delete_dir( $font_folder ); |
| 400 | } |
| 401 | |
| 402 | wp_mkdir_p( $font_folder ); |
| 403 | |
| 404 | $stored_font_name = wp_unique_filename( $font_folder, $filename ); |
| 405 | $wp_filesystem->move( $temp_font, $font_folder . '/' . $stored_font_name ); |
| 406 | |
| 407 | $stylesheet = self::build_single_font_stylesheet( $font_meta, $stored_font_name, $detected_ext, $font_meta['family'] ); |
| 408 | $wp_filesystem->put_contents( $font_folder . '/stylesheet.css', $stylesheet ); |
| 409 | |
| 410 | $data = array( |
| 411 | 'fontUrl' => trailingslashit( $uploads['baseurl'] ) .'kirki-fonts/' . $renamed_folder_name . '/stylesheet.css', |
| 412 | 'family' => $font_meta['family'], |
| 413 | 'variants' => array( $font_meta['variant'] ), |
| 414 | 'subsets' => array( 'latin' ), |
| 415 | 'uploaded' => true, |
| 416 | 'version' => 'v1', |
| 417 | ); |
| 418 | |
| 419 | wp_send_json( |
| 420 | array( |
| 421 | 'status' => 'success', |
| 422 | 'data' => $data, |
| 423 | ) |
| 424 | ); |
| 425 | } |
| 426 | |
| 427 | private static function handle_font_zip_upload( $file, $filename, $wp_filesystem, $uploads ) { |
| 428 | $temp_dir = trailingslashit( $uploads['basedir'] ) .'kirki-font-temp/'; |
| 429 | wp_mkdir_p( $temp_dir ); |
| 430 | |
| 431 | $temp_zip = $temp_dir . wp_unique_filename( $temp_dir, $filename ); |
| 432 | |
| 433 | global $wp_filesystem; |
| 434 | if ( ! is_object( $wp_filesystem ) ) { |
| 435 | WP_Filesystem(); |
| 436 | } |
| 437 | |
| 438 | if ( ! $wp_filesystem->move( $file['tmp_name'], $temp_zip ) ) { |
| 439 | wp_send_json( |
| 440 | array( |
| 441 | 'status' => 'failure', |
| 442 | 'message' => 'Zip file upload failed', |
| 443 | ) |
| 444 | ); |
| 445 | } |
| 446 | |
| 447 | $zip = new ZipArchive(); |
| 448 | if ( $zip->open( $temp_zip ) !== true ) { |
| 449 | wp_delete_file( $temp_zip ); |
| 450 | wp_send_json( |
| 451 | array( |
| 452 | 'status' => 'failure', |
| 453 | 'message' => 'Invalid zip file', |
| 454 | ) |
| 455 | ); |
| 456 | } |
| 457 | |
| 458 | $blocked_extensions = array( 'php', 'phtml', 'php3', 'php4', 'php5', 'php7', 'phar', 'inc' ); |
| 459 | |
| 460 | for ( $i = 0; $i < $zip->numFiles; $i++ ) { |
| 461 | $entry = wp_normalize_path( $zip->getNameIndex( $i ) ); |
| 462 | if ( strpos( $entry, '../' ) !== false || strpos( $entry, '..\\' ) !== false ) { |
| 463 | $zip->close(); |
| 464 | wp_delete_file( $temp_zip ); |
| 465 | wp_send_json( |
| 466 | array( |
| 467 | 'status' => 'failure', |
| 468 | 'message' => 'Invalid zip contents', |
| 469 | ) |
| 470 | ); |
| 471 | } |
| 472 | |
| 473 | $ext = strtolower( pathinfo( $entry, PATHINFO_EXTENSION ) ); |
| 474 | if ( $ext && in_array( $ext, $blocked_extensions, true ) ) { |
| 475 | $zip->close(); |
| 476 | wp_delete_file( $temp_zip ); |
| 477 | wp_send_json( |
| 478 | array( |
| 479 | 'status' => 'failure', |
| 480 | 'message' => 'Executable files are not allowed', |
| 481 | ) |
| 482 | ); |
| 483 | } |
| 484 | } |
| 485 | |
| 486 | $folder_name = sanitize_file_name( pathinfo( $filename, PATHINFO_FILENAME ) ); |
| 487 | $upload_dir = trailingslashit( $uploads['basedir'] ) .'kirki-fonts/' . $folder_name; |
| 488 | wp_mkdir_p( $upload_dir ); |
| 489 | |
| 490 | $zip->extractTo( $upload_dir ); |
| 491 | $zip->close(); |
| 492 | wp_delete_file( $temp_zip ); |
| 493 | |
| 494 | if ( ! file_exists( $upload_dir . '/stylesheet.css' ) ) { |
| 495 | self::delete_dir( $upload_dir ); |
| 496 | wp_send_json( |
| 497 | array( |
| 498 | 'status' => 'failure', |
| 499 | 'message' => 'Invalid data', |
| 500 | ) |
| 501 | ); |
| 502 | } |
| 503 | |
| 504 | $style_sheet_string = $wp_filesystem->get_contents( $upload_dir . '/stylesheet.css' ); |
| 505 | $font_family_name = self::get_common_family_name( $style_sheet_string ); |
| 506 | |
| 507 | if ( ! $font_family_name ) { |
| 508 | self::delete_dir( $upload_dir ); |
| 509 | wp_send_json( |
| 510 | array( |
| 511 | 'status' => 'failure', |
| 512 | 'message' => 'Font family name not found', |
| 513 | ) |
| 514 | ); |
| 515 | } |
| 516 | |
| 517 | $result = self::get_rewritten_style_and_variants( $style_sheet_string, $font_family_name ); |
| 518 | $wp_filesystem->put_contents( $upload_dir . '/stylesheet.css', $result['css'] ); |
| 519 | |
| 520 | $renamed_folder_name = self::normalize_font_family_slug( $font_family_name ); |
| 521 | $new_folder_path = trailingslashit( $uploads['basedir'] ) .'kirki-fonts/' . $renamed_folder_name; |
| 522 | |
| 523 | if ( is_dir( $new_folder_path ) ) { |
| 524 | self::delete_dir( $new_folder_path ); |
| 525 | } |
| 526 | |
| 527 | $wp_filesystem->move( $upload_dir, $new_folder_path ); |
| 528 | |
| 529 | self::remove_extra_files_from_font_folder( $new_folder_path ); |
| 530 | |
| 531 | wp_send_json( |
| 532 | array( |
| 533 | 'status' => 'success', |
| 534 | 'data' => array( |
| 535 | 'fontUrl' => trailingslashit( $uploads['baseurl'] ) .'kirki-fonts/' . $renamed_folder_name . '/stylesheet.css', |
| 536 | 'family' => $font_family_name, |
| 537 | 'variants' => $result['variants'], |
| 538 | 'subsets' => array( 'latin' ), |
| 539 | 'uploaded' => true, |
| 540 | 'version' => 'v1', |
| 541 | ), |
| 542 | ) |
| 543 | ); |
| 544 | } |
| 545 | |
| 546 | private static function get_font_metadata_from_filename( $filename ) { |
| 547 | $pattern = strtolower( $filename ); |
| 548 | $style = ( strpos( $pattern, 'italic' ) !== false || strpos( $pattern, 'oblique' ) !== false ) ? 'italic' : 'normal'; |
| 549 | $weight_keywords = array( |
| 550 | 'extrablack' => '900', |
| 551 | 'black' => '900', |
| 552 | 'heavy' => '900', |
| 553 | 'extrabold' => '800', |
| 554 | 'ultrabold' => '800', |
| 555 | 'bold' => '700', |
| 556 | 'semibold' => '600', |
| 557 | 'demibold' => '600', |
| 558 | 'medium' => '500', |
| 559 | 'book' => '400', |
| 560 | 'regular' => '400', |
| 561 | 'normal' => '400', |
| 562 | 'semilight' => '300', |
| 563 | 'light' => '300', |
| 564 | 'extralight' => '200', |
| 565 | 'ultralight' => '200', |
| 566 | 'thin' => '100', |
| 567 | ); |
| 568 | |
| 569 | $weight = '400'; |
| 570 | foreach ( $weight_keywords as $keyword => $value ) { |
| 571 | if ( strpos( $pattern, $keyword ) !== false ) { |
| 572 | $weight = $value; |
| 573 | break; |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | if ( preg_match( '/(100|200|300|400|500|600|700|800|900)/', $pattern, $match ) ) { |
| 578 | $weight = $match[1]; |
| 579 | } |
| 580 | |
| 581 | $clean_family = preg_replace( array( '/(italic|oblique)/i', '/(extrablack|black|heavy|extrabold|ultrabold|semibold|semilight|demibold|bold|medium|book|regular|normal|light|extralight|ultralight|thin)/i', '/(100|200|300|400|500|600|700|800|900)/' ), ' ', $filename ); |
| 582 | $clean_family = preg_replace( '/[-_]+/', ' ', $clean_family ); |
| 583 | $clean_family = trim( $clean_family ); |
| 584 | $family = $clean_family ? ucwords( $clean_family ) : 'Custom Font'; |
| 585 | |
| 586 | $variant = self::get_variant_from_weight_and_style( $weight, $style ); |
| 587 | |
| 588 | return array( |
| 589 | 'family' => $family, |
| 590 | 'style' => $style, |
| 591 | 'weight' => $weight, |
| 592 | 'variant'=> $variant, |
| 593 | ); |
| 594 | } |
| 595 | |
| 596 | private static function get_variant_from_weight_and_style( $weight, $style ) { |
| 597 | if ( '400' === $weight ) { |
| 598 | return ( 'italic' === $style ) ? 'italic' : 'regular'; |
| 599 | } |
| 600 | |
| 601 | return ( 'italic' === $style ) ? $weight . 'italic' : $weight; |
| 602 | } |
| 603 | |
| 604 | private static function build_single_font_stylesheet( $font_meta, $stored_font_name, $file_extension, $family_override = null ) { |
| 605 | $formats = array( |
| 606 | 'ttf' => 'truetype', |
| 607 | 'otf' => 'opentype', |
| 608 | 'woff' => 'woff', |
| 609 | 'woff2'=> 'woff2', |
| 610 | ); |
| 611 | |
| 612 | $font_format = isset( $formats[ $file_extension ] ) ? $formats[ $file_extension ] : 'truetype'; |
| 613 | |
| 614 | $family = $family_override ? $family_override : $font_meta['family']; |
| 615 | |
| 616 | return "@font-face {\n\tfont-family: '{$family}';\n\tfont-style: {$font_meta['style']};\n\tfont-weight: {$font_meta['weight']};\n\tfont-display: swap;\n\tsrc: url('{$stored_font_name}') format('{$font_format}');\n}\n"; |
| 617 | } |
| 618 | |
| 619 | private static function handle_multiple_raw_font_upload( $files, $wp_filesystem, $uploads ) { |
| 620 | $allowed_font_files = array( 'ttf', 'otf', 'woff', 'woff2' ); |
| 621 | $temp_dir = trailingslashit( $uploads['basedir'] ) .'kirki-font-temp/'; |
| 622 | wp_mkdir_p( $temp_dir ); |
| 623 | |
| 624 | $common_family = null; |
| 625 | $common_family_slug = null; |
| 626 | $font_folder = null; |
| 627 | $renamed_folder_name = null; |
| 628 | $stylesheet = ''; |
| 629 | $variants = array(); |
| 630 | |
| 631 | foreach ( $files as $single_file ) { |
| 632 | $filename = sanitize_file_name( $single_file['name'] ); |
| 633 | $ext = strtolower( pathinfo( $filename, PATHINFO_EXTENSION ) ); |
| 634 | |
| 635 | if ( ! in_array( $ext, $allowed_font_files, true ) || empty( $single_file['tmp_name'] ) || ! is_uploaded_file( $single_file['tmp_name'] ) ) { |
| 636 | self::cleanup_temp_files( $temp_dir ); |
| 637 | wp_send_json( |
| 638 | array( |
| 639 | 'status' => 'failure', |
| 640 | 'message' => 'Invalid font files provided', |
| 641 | ), |
| 642 | ); |
| 643 | } |
| 644 | |
| 645 | $temp_font = $temp_dir . wp_unique_filename( $temp_dir, $filename ); |
| 646 | global $wp_filesystem; |
| 647 | if ( empty( $wp_filesystem ) ) { |
| 648 | require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 649 | WP_Filesystem(); |
| 650 | } |
| 651 | |
| 652 | if ( ! $wp_filesystem->move( $single_file['tmp_name'], $temp_font ) ) { |
| 653 | self::cleanup_temp_files( $temp_dir ); |
| 654 | wp_send_json( |
| 655 | array( |
| 656 | 'status' => 'failure', |
| 657 | 'message' => 'Font upload failed', |
| 658 | ), |
| 659 | ); |
| 660 | } |
| 661 | |
| 662 | $filetype = wp_check_filetype_and_ext( $temp_font, $filename ); |
| 663 | $detected_ext = ! empty( $filetype['ext'] ) ? strtolower( $filetype['ext'] ) : $ext; |
| 664 | if ( empty( $detected_ext ) || ! in_array( $detected_ext, $allowed_font_files, true ) ) { |
| 665 | wp_delete_file( $temp_font ); |
| 666 | self::cleanup_temp_files( $temp_dir ); |
| 667 | wp_send_json( |
| 668 | array( |
| 669 | 'status' => 'failure', |
| 670 | 'message' => 'Invalid font file type', |
| 671 | ), |
| 672 | ); |
| 673 | } |
| 674 | |
| 675 | $basename = pathinfo( $filename, PATHINFO_FILENAME ); |
| 676 | $font_meta = self::get_font_metadata_from_filename( $basename ); |
| 677 | $current_slug = self::normalize_font_family_slug( $font_meta['family'] ); |
| 678 | $filename_slug = self::get_family_hint_slug_from_filename( $basename ); |
| 679 | $comparison_slug = $filename_slug ? $filename_slug : $current_slug; |
| 680 | if ( ! $common_family ) { |
| 681 | $common_family = $font_meta['family']; |
| 682 | $common_family_slug = $comparison_slug; |
| 683 | $renamed_folder_name = $common_family_slug; |
| 684 | $font_folder = trailingslashit( $uploads['basedir'] ) .'kirki-fonts/' . $renamed_folder_name; |
| 685 | |
| 686 | if ( is_dir( $font_folder ) ) { |
| 687 | self::delete_dir( $font_folder ); |
| 688 | } |
| 689 | wp_mkdir_p( $font_folder ); |
| 690 | } |
| 691 | |
| 692 | if ( $comparison_slug !== $common_family_slug ) { |
| 693 | wp_delete_file( $temp_font ); |
| 694 | self::delete_dir( $font_folder ); |
| 695 | self::cleanup_temp_files( $temp_dir ); |
| 696 | wp_send_json( |
| 697 | array( |
| 698 | 'status' => 'failure', |
| 699 | 'message' => 'Please upload fonts from the same family in a single batch.', |
| 700 | ), |
| 701 | ); |
| 702 | } |
| 703 | |
| 704 | $stored_font_name = wp_unique_filename( $font_folder, $filename ); |
| 705 | $wp_filesystem->move( $temp_font, $font_folder . '/' . $stored_font_name ); |
| 706 | |
| 707 | $stylesheet .= self::build_single_font_stylesheet( $font_meta, $stored_font_name, $detected_ext, $common_family ); |
| 708 | $variants[] = $font_meta['variant']; |
| 709 | } |
| 710 | |
| 711 | self::cleanup_temp_files( $temp_dir ); |
| 712 | |
| 713 | if ( empty( $stylesheet ) || ! $font_folder ) { |
| 714 | wp_send_json( |
| 715 | array( |
| 716 | 'status' => 'failure', |
| 717 | 'message' => 'Unable to process fonts', |
| 718 | ), |
| 719 | ); |
| 720 | } |
| 721 | |
| 722 | $wp_filesystem->put_contents( $font_folder . '/stylesheet.css', $stylesheet ); |
| 723 | |
| 724 | $data = array( |
| 725 | 'fontUrl' => trailingslashit( $uploads['baseurl'] ) .'kirki-fonts/' . $renamed_folder_name . '/stylesheet.css', |
| 726 | 'family' => $common_family, |
| 727 | 'variants' => array_values( array_unique( $variants ) ), |
| 728 | 'subsets' => array( 'latin' ), |
| 729 | 'uploaded' => true, |
| 730 | 'version' => 'v1', |
| 731 | ); |
| 732 | |
| 733 | wp_send_json( |
| 734 | array( |
| 735 | 'status' => 'success', |
| 736 | 'data' => $data, |
| 737 | ), |
| 738 | ); |
| 739 | } |
| 740 | |
| 741 | private static function cleanup_temp_files( $temp_dir ) { |
| 742 | if ( is_dir( $temp_dir ) ) { |
| 743 | $files = glob( trailingslashit( $temp_dir ) . '*' ); |
| 744 | if ( $files ) { |
| 745 | if ( is_file( $file ) ) { |
| 746 | wp_delete_file( $file ); |
| 747 | } |
| 748 | } |
| 749 | } |
| 750 | } |
| 751 | |
| 752 | private static function normalize_multiple_files( $files ) { |
| 753 | if ( empty( $files ) || ! isset( $files['name'] ) || ! is_array( $files['name'] ) ) { |
| 754 | return array(); |
| 755 | } |
| 756 | |
| 757 | $normalized = array(); |
| 758 | |
| 759 | foreach ( $files['name'] as $index => $name ) { |
| 760 | if ( empty( $files['tmp_name'][ $index ] ) ) { |
| 761 | continue; |
| 762 | } |
| 763 | |
| 764 | $normalized[] = array( |
| 765 | 'name' => $name, |
| 766 | 'type' => $files['type'][ $index ], |
| 767 | 'tmp_name' => $files['tmp_name'][ $index ], |
| 768 | 'error' => $files['error'][ $index ], |
| 769 | 'size' => $files['size'][ $index ], |
| 770 | ); |
| 771 | } |
| 772 | |
| 773 | return $normalized; |
| 774 | } |
| 775 | |
| 776 | private static function normalize_font_family_slug( $family ) { |
| 777 | $family = strtolower( $family ); |
| 778 | $slug = preg_replace( '/[^a-z0-9]+/i', '-', $family ); |
| 779 | $slug = trim( preg_replace( '/-+/', '-', $slug ), '-' ); |
| 780 | |
| 781 | if ( ! $slug ) { |
| 782 | $slug = sanitize_file_name( str_replace( ' ', '', $family ) ); |
| 783 | } |
| 784 | |
| 785 | return $slug; |
| 786 | } |
| 787 | |
| 788 | private static function get_family_hint_slug_from_filename( $filename ) { |
| 789 | if ( empty( $filename ) ) { |
| 790 | return null; |
| 791 | } |
| 792 | |
| 793 | $parts = preg_split( '/[-_]+/', $filename ); |
| 794 | if ( empty( $parts ) ) { |
| 795 | return null; |
| 796 | } |
| 797 | |
| 798 | if ( count( $parts ) < 2 ) { |
| 799 | return null; |
| 800 | } |
| 801 | |
| 802 | $base = $parts[0]; |
| 803 | |
| 804 | return self::normalize_font_family_slug( $base ); |
| 805 | } |
| 806 | |
| 807 | |
| 808 | public static function get_rewritten_style_and_variants( $css_string, $common_family_name ) { |
| 809 | // Define weight keywords |
| 810 | $weight_keywords = array( |
| 811 | 'extrablack' => '900', |
| 812 | 'black' => '900', |
| 813 | 'heavy' => '900', |
| 814 | 'extrabold' => '800', |
| 815 | 'ultrabold' => '800', |
| 816 | 'semibold' => '600', |
| 817 | 'demibold' => '600', |
| 818 | 'bold' => '700', |
| 819 | 'medium' => '500', |
| 820 | 'extralight' => '200', |
| 821 | 'ultralight' => '200', |
| 822 | 'light' => '300', |
| 823 | 'book' => '400', |
| 824 | 'regular' => '400', |
| 825 | 'normal' => '400', |
| 826 | 'thin' => '100', |
| 827 | ); |
| 828 | |
| 829 | // Extract all @font-face blocks |
| 830 | preg_match_all( '/@font-face\s*{[^}]*}/is', $css_string, $blocks ); |
| 831 | |
| 832 | $rewritten_css = ''; |
| 833 | $variants = array(); |
| 834 | |
| 835 | foreach ( $blocks[0] as $block ) { |
| 836 | $weight = null; |
| 837 | $style = 'normal'; |
| 838 | |
| 839 | // get src |
| 840 | preg_match( '/src:[^;]+;/i', $block, $src_match ); |
| 841 | $src = isset( $src_match[0] ) ? $src_match[0] : ''; |
| 842 | |
| 843 | // get font-family |
| 844 | preg_match( '/font-family:\s*[\'"]?([^;\'"]+)[\'"]?;/i', $block, $family_match ); |
| 845 | $family = isset( $family_match[1] ) ? $family_match[1] : ''; |
| 846 | |
| 847 | // Detect weight from keywords in src or font-family only |
| 848 | foreach ( $weight_keywords as $keyword => $w ) { |
| 849 | if ( stripos( $src, $keyword ) !== false || stripos( $family, $keyword ) !== false ) { |
| 850 | $weight = $w; |
| 851 | break; |
| 852 | } |
| 853 | } |
| 854 | |
| 855 | // Fallback to declared CSS font-weight if not found |
| 856 | if ( $weight === null ) { |
| 857 | if ( preg_match( '/font-weight:\s*([0-9]+)/i', $block, $match ) ) { |
| 858 | $weight = $match[1]; |
| 859 | } else { |
| 860 | $weight = '400'; |
| 861 | } |
| 862 | } |
| 863 | |
| 864 | if ( stripos( $block, 'italic' ) !== false ) { |
| 865 | $style = 'italic'; |
| 866 | } |
| 867 | |
| 868 | // rewritten @font-face block |
| 869 | $rewritten_css .= "@font-face { |
| 870 | font-family: '{$common_family_name}'; |
| 871 | {$src} |
| 872 | font-weight: {$weight}; |
| 873 | font-style: {$style}; |
| 874 | }\n\n"; |
| 875 | |
| 876 | // if weight is 400, change -> regular, if italic 400italic -> italic, 200italic,700italic etc |
| 877 | if ( $weight === '400' ) { |
| 878 | $variant = ( $style === 'italic' ) ? 'italic' : 'regular'; |
| 879 | } else { |
| 880 | $variant = ( $style === 'italic' ) ? $weight . 'italic' : $weight; |
| 881 | } |
| 882 | |
| 883 | $variants[] = $variant; |
| 884 | } |
| 885 | |
| 886 | // remove duplicate variants |
| 887 | $variants = array_values( array_unique( $variants ) ); |
| 888 | |
| 889 | return array( |
| 890 | 'css' => $rewritten_css, |
| 891 | 'variants' => $variants, |
| 892 | ); |
| 893 | } |
| 894 | |
| 895 | public static function get_common_family_name( $css_string ) { |
| 896 | // get all font family names |
| 897 | $pattern = '/font-family\s*:\s*([^;]+);/i'; |
| 898 | preg_match_all( $pattern, $css_string, $matches ); |
| 899 | |
| 900 | if ( empty( $matches[1] ) ) { |
| 901 | return null; |
| 902 | } |
| 903 | |
| 904 | $base_names = array(); |
| 905 | |
| 906 | foreach ( $matches[1] as $match ) { |
| 907 | $parts = explode( ',', $match ); |
| 908 | foreach ( $parts as $p ) { |
| 909 | $f = trim( $p, " \t\n\r\0\x0B'\"" ); |
| 910 | if ( ! $f ) { |
| 911 | continue; |
| 912 | } |
| 913 | |
| 914 | // normalize font family name |
| 915 | $base = preg_replace( '/[-_\s]?(thin|extra|light|regular|medium|bold|black|italic|\d+)/i', '', $f ); |
| 916 | |
| 917 | if ( $base ) { |
| 918 | $base_names[] = strtolower( $base ); |
| 919 | } |
| 920 | } |
| 921 | } |
| 922 | |
| 923 | if ( empty( $base_names ) ) { |
| 924 | return null; |
| 925 | } |
| 926 | |
| 927 | // find most common |
| 928 | $counts = array_count_values( $base_names ); |
| 929 | arsort( $counts ); // most frequent first |
| 930 | $common_name = array_key_first( $counts ); |
| 931 | $common_name = str_replace( array( '_', '-' ), ' ', $common_name ); |
| 932 | $common_name = ucwords( $common_name ); |
| 933 | |
| 934 | return $common_name; |
| 935 | } |
| 936 | |
| 937 | /** |
| 938 | * Remove extra files from font folder. |
| 939 | * we need only stylesheet.css, .woff and .woff2 file. |
| 940 | * others files will be removed. |
| 941 | * |
| 942 | * @param string $folder_path //raw path of uploaded folder. |
| 943 | * @return void |
| 944 | */ |
| 945 | private static function remove_extra_files_from_font_folder( $folder_path ) { |
| 946 | global $wp_filesystem; |
| 947 | if ( empty( $wp_filesystem ) ) { |
| 948 | require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 949 | WP_Filesystem(); |
| 950 | } |
| 951 | |
| 952 | if ( $wp_filesystem->is_dir( $folder_path ) ) { |
| 953 | $files = $wp_filesystem->dirlist( $folder_path ); |
| 954 | |
| 955 | if ( ! empty( $files ) ) { |
| 956 | foreach ( $files as $file ) { |
| 957 | $file_path = $folder_path . '/' . $file['name']; |
| 958 | |
| 959 | if ( 'f' === $file['type'] ) { |
| 960 | $ext = pathinfo( $file_path, PATHINFO_EXTENSION ); |
| 961 | $allowed = array( 'css', 'woff', 'woff2', 'ttf', 'otf' ); |
| 962 | |
| 963 | if ( ! in_array( strtolower( $ext ), $allowed, true ) ) { |
| 964 | wp_delete_file( $file_path ); |
| 965 | } |
| 966 | } |
| 967 | } |
| 968 | } |
| 969 | } |
| 970 | } |
| 971 | |
| 972 | |
| 973 | /** |
| 974 | * Remove custom font folder from server |
| 975 | * |
| 976 | * @return void wp_send_json. |
| 977 | * |
| 978 | * @deprecated |
| 979 | * @see \Kirki\App\Services\FontService::remove_custom_fonts_permanently_from_directory() |
| 980 | */ |
| 981 | public static function remove_custom_font_folder_from_server() { //phpcs:ignore WordPress.Security.NonceVerification.Missing,WordPress.Security.NonceVerification.Recommended,WordPress.Security.ValidatedSanitizedInput.MissingUnslash,WordPress.Security.ValidatedSanitizedInput.InputNotSanitized |
| 982 | $data = HelperFunctions::sanitize_text( isset( $_POST['data'] ) ? $_POST['data'] : null ); |
| 983 | if ( ! $data ) { |
| 984 | wp_send_json( |
| 985 | array( |
| 986 | 'status' => 'fail', |
| 987 | 'message' => 'Invalid post data', |
| 988 | ) |
| 989 | ); |
| 990 | die(); |
| 991 | } |
| 992 | $fonts = json_decode( stripslashes( $data ), true ); |
| 993 | |
| 994 | (new FontService())->remove_custom_fonts_permanently( $fonts ); |
| 995 | |
| 996 | // foreach ( $fonts as $key => $value ) { |
| 997 | // $upload_root_dir = wp_upload_dir()['basedir']; |
| 998 | // $upload_dir = $upload_root_dir . '/' .'kirki-fonts/' . $value['family']; |
| 999 | // if ( is_dir( $upload_dir ) ) { |
| 1000 | // self::delete_dir( $upload_dir ); |
| 1001 | // } |
| 1002 | |
| 1003 | // // Remove font from local. |
| 1004 | // $font_family_slug = sanitize_title_with_dashes( $value['family'] ); |
| 1005 | // $font_local_dir = WP_CONTENT_DIR . "/uploads/kirki-fonts/{$font_family_slug}"; |
| 1006 | |
| 1007 | // if ( is_dir( $font_local_dir ) ) { |
| 1008 | // HelperFunctions::delete_directory( $font_local_dir ); |
| 1009 | // } |
| 1010 | // } |
| 1011 | wp_send_json( |
| 1012 | array( |
| 1013 | 'status' => 'success', |
| 1014 | 'message' => 'Font folder deleted success', |
| 1015 | // 'url' => $upload_dir, |
| 1016 | ) |
| 1017 | ); |
| 1018 | } |
| 1019 | |
| 1020 | /** |
| 1021 | * Delete Dir |
| 1022 | * |
| 1023 | * @param string $dir_path directory path string. |
| 1024 | * @throws InvalidArgumentException If the $dir_path is not a directory. |
| 1025 | * @return void |
| 1026 | * @deprecated |
| 1027 | * @see \Kirki\Framework\Supports\Facades\File::delete() |
| 1028 | */ |
| 1029 | public static function delete_dir( $dir_path ) { |
| 1030 | global $wp_filesystem; |
| 1031 | if ( ! is_object( $wp_filesystem ) ) { |
| 1032 | WP_Filesystem(); |
| 1033 | } |
| 1034 | if ( ! is_dir( $dir_path ) ) { |
| 1035 | return; |
| 1036 | } |
| 1037 | $wp_filesystem->delete( $dir_path, true ); |
| 1038 | } |
| 1039 | |
| 1040 | /** |
| 1041 | * Get Font Family name using regex |
| 1042 | * |
| 1043 | * @param string $css_string css string. |
| 1044 | * @return string font family name. |
| 1045 | */ |
| 1046 | public static function get_font_family_name_using_regex( $css_string ) { |
| 1047 | $pattern = '/font-family:.*?;/'; |
| 1048 | preg_match( $pattern, $css_string, $matches ); |
| 1049 | $font_family = $matches[0]; |
| 1050 | $font_family = str_replace( 'font-family:', '', $font_family ); |
| 1051 | $font_family = str_replace( ';', '', $font_family ); |
| 1052 | $font_family = str_replace( "'", '', $font_family ); |
| 1053 | $font_family = trim( $font_family ); |
| 1054 | return $font_family; |
| 1055 | } |
| 1056 | |
| 1057 | /** |
| 1058 | * Upload base64 image |
| 1059 | * |
| 1060 | * @return void wp send json |
| 1061 | */ |
| 1062 | public static function upload_base64_img() { // phpcs:ignore WordPress.Security.NonceVerification.Missing |
| 1063 | $source = isset( $_POST['source'] ) ? $_POST['source'] : ''; |
| 1064 | $image_name = isset( $_POST['imageName'] ) ? $_POST['imageName'] : ''; |
| 1065 | |
| 1066 | $source = HelperFunctions::sanitize_text( $source ); |
| 1067 | $image_name = HelperFunctions::sanitize_text( $image_name ); |
| 1068 | |
| 1069 | if ( empty( $source ) ) { |
| 1070 | wp_send_json( |
| 1071 | array( |
| 1072 | 'status' => 'fail', |
| 1073 | 'message' => 'No image data provided', |
| 1074 | ) |
| 1075 | ); |
| 1076 | } |
| 1077 | |
| 1078 | /* |
| 1079 | |-------------------------------------------------------------------------- |
| 1080 | | Configuration |
| 1081 | |-------------------------------------------------------------------------- |
| 1082 | */ |
| 1083 | $max_size_bytes = 5 * 1024 * 1024; // 5MB decoded limit |
| 1084 | $allowed_mimes = array( |
| 1085 | 'image/png' => 'png', |
| 1086 | 'image/jpeg' => 'jpg', |
| 1087 | 'image/webp' => 'webp', |
| 1088 | ); |
| 1089 | |
| 1090 | /* |
| 1091 | |-------------------------------------------------------------------------- |
| 1092 | | Parse base64 header safely |
| 1093 | |-------------------------------------------------------------------------- |
| 1094 | */ |
| 1095 | if ( ! preg_match( '#^data:(image\/[a-zA-Z0-9.+-]+);base64,#', $source, $matches ) ) { |
| 1096 | wp_send_json( |
| 1097 | array( |
| 1098 | 'status' => 'fail', |
| 1099 | 'message' => 'Invalid base64 image format', |
| 1100 | ) |
| 1101 | ); |
| 1102 | } |
| 1103 | |
| 1104 | $mime = strtolower( $matches[1] ); |
| 1105 | |
| 1106 | if ( ! isset( $allowed_mimes[ $mime ] ) ) { |
| 1107 | wp_send_json( |
| 1108 | array( |
| 1109 | 'status' => 'fail', |
| 1110 | 'message' => 'Unsupported image type', |
| 1111 | ) |
| 1112 | ); |
| 1113 | } |
| 1114 | |
| 1115 | $base64 = substr( $source, strpos( $source, ',' ) + 1 ); |
| 1116 | $base64 = str_replace( ' ', '+', $base64 ); |
| 1117 | |
| 1118 | /* |
| 1119 | |-------------------------------------------------------------------------- |
| 1120 | | Enforce decoded size quota (before decode) |
| 1121 | |-------------------------------------------------------------------------- |
| 1122 | | Base64 expands data by ~33%, so estimate first |
| 1123 | */ |
| 1124 | $estimated_size = (int) ( strlen( $base64 ) * 0.75 ); |
| 1125 | if ( $estimated_size > $max_size_bytes ) { |
| 1126 | wp_send_json( |
| 1127 | array( |
| 1128 | 'status' => 'fail', |
| 1129 | 'message' => 'Image exceeds maximum allowed size', |
| 1130 | ) |
| 1131 | ); |
| 1132 | } |
| 1133 | |
| 1134 | $decoded = base64_decode( $base64, true ); |
| 1135 | |
| 1136 | if ( $decoded === false ) { |
| 1137 | wp_send_json( |
| 1138 | array( |
| 1139 | 'status' => 'fail', |
| 1140 | 'message' => 'Invalid base64 data', |
| 1141 | ) |
| 1142 | ); |
| 1143 | } |
| 1144 | |
| 1145 | if ( strlen( $decoded ) > $max_size_bytes ) { |
| 1146 | wp_send_json( |
| 1147 | array( |
| 1148 | 'status' => 'fail', |
| 1149 | 'message' => 'Image exceeds maximum allowed size', |
| 1150 | ) |
| 1151 | ); |
| 1152 | } |
| 1153 | |
| 1154 | /* |
| 1155 | |-------------------------------------------------------------------------- |
| 1156 | | Re-encode image to strip metadata & polyglots |
| 1157 | |-------------------------------------------------------------------------- |
| 1158 | */ |
| 1159 | $image = @imagecreatefromstring( $decoded ); |
| 1160 | if ( ! $image ) { |
| 1161 | wp_send_json( |
| 1162 | array( |
| 1163 | 'status' => 'fail', |
| 1164 | 'message' => 'Image decoding failed', |
| 1165 | ) |
| 1166 | ); |
| 1167 | } |
| 1168 | |
| 1169 | ob_start(); |
| 1170 | switch ( $mime ) { |
| 1171 | case 'image/png': |
| 1172 | imagepng( $image, null, 9 ); |
| 1173 | break; |
| 1174 | case 'image/jpeg': |
| 1175 | imagejpeg( $image, null, 90 ); |
| 1176 | break; |
| 1177 | case 'image/webp': |
| 1178 | imagewebp( $image, null, 90 ); |
| 1179 | break; |
| 1180 | } |
| 1181 | $clean_image = ob_get_clean(); |
| 1182 | imagedestroy( $image ); |
| 1183 | |
| 1184 | if ( ! $clean_image ) { |
| 1185 | wp_send_json( |
| 1186 | array( |
| 1187 | 'status' => 'fail', |
| 1188 | 'message' => 'Failed to process image', |
| 1189 | ) |
| 1190 | ); |
| 1191 | } |
| 1192 | |
| 1193 | /* |
| 1194 | |-------------------------------------------------------------------------- |
| 1195 | | Save using WordPress upload system |
| 1196 | |-------------------------------------------------------------------------- |
| 1197 | */ |
| 1198 | $extension = $allowed_mimes[ $mime ]; |
| 1199 | $filename = $image_name |
| 1200 | ? sanitize_file_name( $image_name ) . '.' . $extension |
| 1201 | : 'base64-image-' . gmdate( 'Y-m-d-His' ) . '.' . $extension; |
| 1202 | |
| 1203 | $upload = wp_upload_bits( $filename, null, $clean_image ); |
| 1204 | |
| 1205 | if ( ! empty( $upload['error'] ) ) { |
| 1206 | wp_send_json( |
| 1207 | array( |
| 1208 | 'status' => 'fail', |
| 1209 | 'message' => 'Error saving image', |
| 1210 | ) |
| 1211 | ); |
| 1212 | } |
| 1213 | |
| 1214 | $file = array( |
| 1215 | 'name' => basename( $upload['file'] ), |
| 1216 | 'type' => $mime, |
| 1217 | 'tmp_name' => $upload['file'], |
| 1218 | 'error' => 0, |
| 1219 | 'size' => filesize( $upload['file'] ), |
| 1220 | ); |
| 1221 | |
| 1222 | $attachment_id = self::upload_single_media( $file ); |
| 1223 | |
| 1224 | if ( ! $attachment_id ) { |
| 1225 | wp_send_json( |
| 1226 | array( |
| 1227 | 'status' => 'fail', |
| 1228 | 'message' => 'Failed to create media attachment', |
| 1229 | ) |
| 1230 | ); |
| 1231 | } |
| 1232 | |
| 1233 | $img = wp_get_attachment_image_src( $attachment_id, 'full' ); |
| 1234 | |
| 1235 | wp_send_json( |
| 1236 | array( |
| 1237 | 'status' => 'success', |
| 1238 | 'src' => $img[0], |
| 1239 | 'id' => $attachment_id, |
| 1240 | ) |
| 1241 | ); |
| 1242 | } |
| 1243 | |
| 1244 | /** |
| 1245 | * Validate a svg file |
| 1246 | * |
| 1247 | * @param string $svg_file svg file path. |
| 1248 | * @return bool |
| 1249 | */ |
| 1250 | private function validate_svg( $svg_file ) { |
| 1251 | // File sanity checks |
| 1252 | if ( ! file_exists( $svg_file ) || ! is_readable( $svg_file ) ) { |
| 1253 | return false; |
| 1254 | } |
| 1255 | |
| 1256 | $svg = file_get_contents( $svg_file ); |
| 1257 | if ( $svg === false ) { |
| 1258 | return false; |
| 1259 | } |
| 1260 | |
| 1261 | // Quick check to avoid non-SVG files (existing behavior) |
| 1262 | if ( stripos( $svg, '<svg' ) === false ) { |
| 1263 | return false; |
| 1264 | } |
| 1265 | |
| 1266 | // Initialize sanitizer |
| 1267 | $sanitizer = new Sanitizer(); |
| 1268 | |
| 1269 | // Security hardening |
| 1270 | $sanitizer->removeRemoteReferences( true ); // blocks external <use>, <image>, etc. |
| 1271 | $sanitizer->minify( true ); |
| 1272 | |
| 1273 | // IMPORTANT: |
| 1274 | // Do NOT call setAllowedTags() or setAllowedAttrs() |
| 1275 | // The built-in allowlist is already safe and complete. |
| 1276 | |
| 1277 | $clean_svg = $sanitizer->sanitize( $svg ); |
| 1278 | |
| 1279 | if ( $clean_svg === false ) { |
| 1280 | return false; // Sanitization failed |
| 1281 | } |
| 1282 | |
| 1283 | // Final validation using DOM |
| 1284 | $dom = new DOMDocument(); |
| 1285 | libxml_use_internal_errors( true ); |
| 1286 | |
| 1287 | if ( ! $dom->loadXML( $clean_svg, LIBXML_NONET ) ) { |
| 1288 | return false; |
| 1289 | } |
| 1290 | |
| 1291 | // Ensure root element is <svg> |
| 1292 | if ( $dom->documentElement->nodeName !== 'svg' ) { |
| 1293 | return false; |
| 1294 | } |
| 1295 | |
| 1296 | return true; // SVG is sanitized and safe |
| 1297 | } |
| 1298 | |
| 1299 | } |