feat: FontInstaller – Schrift-Upload über FontsUtility::font_add im Prozess (Manifest, Mirror font-install, Signatur-Referenzen)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
2026-10-19 18:03:48 +02:00
parent 775d611cfa
commit ad76d5ae66
7 changed files with 559 additions and 5 deletions
@@ -0,0 +1,148 @@
+function install_to_custom_fonts( string $chat_id, string $filename, string $font_name = '' ) {
+		if ( ! extension_loaded( 'fileinfo' ) ) {
+			return new WP_Error(
+				'fileinfo_extension_not_loaded',
+				esc_html__( 'Font install requires the fileinfo PHP extension.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		if ( ! self::_validate_chat_id( $chat_id ) ) {
+			return new WP_Error(
+				'invalid_chat_id',
+				esc_html__( 'Invalid chat identifier.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		$ownership = self::assert_chat_ownership( $chat_id );
+
+		if ( is_wp_error( $ownership ) ) {
+			return $ownership;
+		}
+
+		if ( false !== strpos( $filename, '/' ) || false !== strpos( $filename, '\\' ) ) {
+			return new WP_Error(
+				'invalid_url',
+				esc_html__( 'Could not parse chat ID and filename from URL.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		$filename = sanitize_file_name( $filename );
+		$base_dir = realpath( self::_get_base_dir() );
+
+		if ( false === $base_dir || '' === $filename ) {
+			return new WP_Error(
+				'invalid_file',
+				esc_html__( 'Invalid file reference.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		$source_path = self::_get_base_dir() . '/' . $chat_id . '/' . $filename;
+		$resolved    = realpath( $source_path );
+
+		if ( false === $resolved || ! str_starts_with( $resolved, $base_dir ) || ! file_exists( $resolved ) ) {
+			return new WP_Error(
+				'file_not_found',
+				esc_html__( 'Attachment file not found.', 'et_builder_5' ),
+				[ 'status' => 404 ]
+			);
+		}
+
+		$file_size = filesize( $resolved );
+
+		if ( false === $file_size || self::MAX_FILE_SIZE < $file_size ) {
+			return new WP_Error(
+				'file_too_large',
+				esc_html__( 'Font must be under 10MB.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		$ext       = strtolower( pathinfo( $filename, PATHINFO_EXTENSION ) );
+		$supported = self::_get_supported_font_formats();
+
+		if ( '' === $ext || ! in_array( $ext, $supported, true ) ) {
+			return new WP_Error(
+				'invalid_font_format',
+				esc_html__( 'This font format is not supported.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		$checked = HooksRegistration::check_filetype_and_ext_font(
+			[
+				'ext'             => false,
+				'type'            => false,
+				'proper_filename' => false,
+			],
+			$resolved,
+			$filename
+		);
+
+		if ( empty( $checked['ext'] ) || empty( $checked['type'] ) ) {
+			return new WP_Error(
+				'invalid_mime',
+				esc_html__( 'Only supported font files can be installed as custom fonts.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		if ( ! in_array( strtolower( (string) $checked['ext'] ), $supported, true ) ) {
+			return new WP_Error(
+				'invalid_font_format',
+				esc_html__( 'This font format is not supported.', 'et_builder_5' ),
+				[ 'status' => 400 ]
+			);
+		}
+
+		$temp = wp_tempnam( $filename );
+
+		if ( false === $temp ) {
+			return new WP_Error(
+				'temp_file_error',
+				esc_html__( 'Failed to prepare font file for install.', 'et_builder_5' ),
+				[ 'status' => 500 ]
+			);
+		}
+
+		if ( ! copy( $resolved, $temp ) ) {
+			wp_delete_file( $temp );
+
+			return new WP_Error(
+				'copy_failed',
+				esc_html__( 'Failed to prepare font file for install.', 'et_builder_5' ),
+				[ 'status' => 500 ]
+			);
+		}
+
+		$resolved_font_name = '' !== $font_name ? $font_name : pathinfo( $filename, PATHINFO_FILENAME );
+
+		$result = FontsUtility::font_add(
+			[
+				$checked['ext'] => [
+					'name'     => $filename,
+					'type'     => $checked['type'],
+					'tmp_name' => $temp,
+					'error'    => 0,
+					'size'     => filesize( $temp ),
+				],
+			],
+			$resolved_font_name,
+			[
+				'font_weights'   => 'all',
+				'generic_family' => 'sans-serif',
+			],
+			[
+				'action' => 'wp_handle_upload_rest',
+			]
+		);
+
+		if ( file_exists( $temp ) ) {
+			wp_delete_file( $temp );
+		}
+
+		return $result;
+	}