| 1 |
<?php |
| 2 |
|
| 3 |
namespace Code_Snippets\REST_API\Import; |
| 4 |
|
| 5 |
use Code_Snippets\Model\Snippet; |
| 6 |
use Code_Snippets\REST_API\REST_Controller; |
| 7 |
use DOMDocument; |
| 8 |
use WP_Error; |
| 9 |
use WP_REST_Request; |
| 10 |
use WP_REST_Response; |
| 11 |
use WP_REST_Server; |
| 12 |
use function Code_Snippets\get_snippets; |
| 13 |
use function Code_Snippets\save_snippet; |
| 14 |
|
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/** |
| 16 |
* Manages the import of code snippets from uploaded files via REST API. |
| 17 |
*/ |
| 18 |
class File_Import_REST_Controller extends REST_Controller { |
| 19 |
|
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/** |
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* Current API version. |
| 22 |
*/ |
| 23 |
public const VERSION = 1; |
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|
| 25 |
/** |
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* The base of this controller's route. |
| 27 |
*/ |
| 28 |
public const BASE_ROUTE = 'import/file-upload'; |
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|
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/** |
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* Registers REST API routes for file import. |
| 32 |
*/ |
| 33 |
public function register_routes() { |
| 34 |
register_rest_route( |
| 35 |
$this->namespace, |
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self::BASE_ROUTE . '/parse', |
| 37 |
[ |
| 38 |
'methods' => WP_REST_Server::CREATABLE, |
| 39 |
'callback' => [ $this, 'parse_uploaded_files' ], |
| 40 |
'permission_callback' => [ $this, 'permission_callback' ], |
| 41 |
] |
| 42 |
); |
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|
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register_rest_route( |
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$this->namespace, |
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self::BASE_ROUTE . '/import', |
| 47 |
[ |
| 48 |
'methods' => WP_REST_Server::CREATABLE, |
| 49 |
'callback' => [ $this, 'import_selected_snippets' ], |
| 50 |
'permission_callback' => [ $this, 'permission_callback' ], |
| 51 |
'args' => [ |
| 52 |
'snippets' => [ |
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'description' => __( 'Snippet data to import', 'code-snippets' ), |
| 54 |
'type' => 'array', |
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'required' => true, |
| 56 |
], |
| 57 |
'duplicate_action' => [ |
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'description' => __( 'Action to take when duplicate snippets are found', 'code-snippets' ), |
| 59 |
'type' => 'string', |
| 60 |
'enum' => [ 'ignore', 'replace', 'skip' ], |
| 61 |
'default' => 'ignore', |
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], |
| 63 |
'network' => [ |
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'description' => __( 'Whether to import to network table', 'code-snippets' ), |
| 65 |
'type' => 'boolean', |
| 66 |
'default' => false, |
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], |
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], |
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] |
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); |
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} |
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|
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/** |
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* Parses uploaded files and extracts code snippets. |
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* |
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* @param WP_REST_Request $request The REST request. |
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* |
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* @return WP_Error|WP_REST_Response Parsed snippets or error. |
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*/ |
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public function parse_uploaded_files( WP_REST_Request $request ) { |
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$nonce = $request->get_header( 'X-WP-Nonce' ); |
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|
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if ( ! $nonce || ! wp_verify_nonce( $nonce, 'wp_rest' ) ) { |
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return new WP_Error( |
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'rest_cookie_invalid_nonce', |
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__( 'Cookie check failed', 'code-snippets' ), |
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[ 'status' => 403 ] |
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); |
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} |
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|
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$file_params = $request->get_file_params(); |
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|
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if ( empty( $file_params ) || empty( $file_params['files'] ) ) { |
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return new WP_Error( |
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'no_files', |
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__( 'No files were uploaded.', 'code-snippets' ), |
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[ 'status' => 400 ] |
| 98 |
); |
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} |
| 100 |
|
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$files = $file_params['files']; |
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|
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if ( ! isset( $files['name'], $files['type'], $files['tmp_name'], $files['error'] ) ) { |
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return new WP_Error( |
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'invalid_file_data', |
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__( 'Invalid file upload data.', 'code-snippets' ), |
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[ 'status' => 400 ] |
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); |
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} |
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|
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$all_snippets = []; |
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$errors = []; |
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|
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$file_count = is_array( $files['name'] ) ? count( $files['name'] ) : 1; |
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|
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for ( $i = 0; $i < $file_count; $i++ ) { |
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$file_name = is_array( $files['name'] ) ? $files['name'][ $i ] : $files['name']; |
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$file_type = is_array( $files['type'] ) ? $files['type'][ $i ] : $files['type']; |
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$file_tmp = is_array( $files['tmp_name'] ) ? $files['tmp_name'][ $i ] : $files['tmp_name']; |
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$file_error = is_array( $files['error'] ) ? $files['error'][ $i ] : $files['error']; |
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|
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if ( UPLOAD_ERR_OK !== $file_error ) { |
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/* translators: %1$s: file name, %2$s: error message */ |
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$error_message = __( 'Upload error for file %1$s: %2$s', 'code-snippets' ); |
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$errors[] = sprintf( $error_message, $file_name, $this->get_upload_error_message( $file_error ) ); |
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continue; |
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} |
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|
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$file_info = pathinfo( $file_name ); |
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$extension = strtolower( $file_info['extension'] ?? '' ); |
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$mime_type = sanitize_mime_type( $file_type ); |
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|
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if ( ! $this->is_valid_file_type( $extension, $mime_type ) ) { |
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/* translators: %s: file name */ |
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$error_message = __( 'Invalid file type for %s. Only JSON and XML files are allowed.', 'code-snippets' ); |
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$errors[] = sprintf( $error_message, $file_name ); |
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continue; |
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} |
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|
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$snippets = $this->parse_file_content( $file_tmp, $extension, $mime_type, $file_name ); |
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|
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if ( is_wp_error( $snippets ) ) { |
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/* translators: %1$s: file name, %2$s: error message */ |
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$error_message = __( 'Error parsing %1$s: %2$s', 'code-snippets' ); |
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$errors[] = sprintf( $error_message, $file_name, $snippets->get_error_message() ); |
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} else { |
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$all_snippets = array_merge( $all_snippets, $snippets ); |
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} |
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} |
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|
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if ( empty( $all_snippets ) ) { |
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return new WP_Error( |
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'no_snippets_found', |
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__( 'No valid snippets found in the uploaded files.', 'code-snippets' ), |
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[ |
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'status' => 400, |
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'errors' => $errors, |
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], |
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); |
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} |
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|
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/* translators: %d: number of snippets */ |
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$message = _n( |
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'Found %d snippet ready for import.', |
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'Found %d snippets ready for import.', |
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count( $all_snippets ), |
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'code-snippets', |
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); |
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|
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$response = [ |
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'snippets' => $all_snippets, |
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'total_count' => count( $all_snippets ), |
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'message' => sprintf( $message, count( $all_snippets ) ), |
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]; |
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|
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if ( ! empty( $errors ) ) { |
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$response['warnings'] = $errors; |
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} |
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|
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return rest_ensure_response( $response ); |
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} |
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|
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/** |
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* Imports selected snippets into the system. |
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* |
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* @param WP_REST_Request $request The REST request. |
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* |
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* @return WP_Error|WP_REST_Response Import result or error. |
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*/ |
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public function import_selected_snippets( WP_REST_Request $request ) { |
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$snippets_data = $request->get_param( 'snippets' ); |
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$duplicate_action = $request->get_param( 'duplicate_action' ) ?? 'ignore'; |
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$network = $request->get_param( 'network' ) ?? false; |
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|
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if ( empty( $snippets_data ) || ! is_array( $snippets_data ) ) { |
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return new WP_Error( |
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'no_snippets', |
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__( 'No snippet data provided for import.', 'code-snippets' ), |
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[ 'status' => 400 ] |
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); |
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} |
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|
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$snippets = []; |
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foreach ( $snippets_data as $snippet_data ) { |
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$snippet = new Snippet(); |
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$snippet->network = $network; |
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|
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$import_fields = [ |
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'name', |
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'desc', |
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'description', |
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'code', |
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'tags', |
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'scope', |
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'priority', |
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'shared_network', |
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'modified', |
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'cloud_id', |
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]; |
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|
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foreach ( $import_fields as $field ) { |
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if ( isset( $snippet_data[ $field ] ) ) { |
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$snippet->set_field( $field, $snippet_data[ $field ] ); |
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} |
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} |
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|
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$snippets[] = $snippet; |
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} |
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|
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$imported = $this->save_snippets( $snippets, $duplicate_action, $network ); |
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|
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/* translators: %d: number of snippets */ |
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$message = _n( |
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'Successfully imported %d snippet.', |
| 235 |
'Successfully imported %d snippets.', |
| 236 |
count( $imported ), |
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'code-snippets', |
| 238 |
); |
| 239 |
|
| 240 |
$response = [ |
| 241 |
'imported' => count( $imported ), |
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'imported_ids' => $imported, |
| 243 |
'message' => sprintf( $message, count( $imported ) ), |
| 244 |
]; |
| 245 |
|
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return rest_ensure_response( $response ); |
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} |
| 248 |
|
| 249 |
/** |
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* Parses the content of a file based on its type. |
| 251 |
* |
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* @param string $file_path The path to the file. |
| 253 |
* @param string $extension The file extension. |
| 254 |
* @param string $mime_type The MIME type of the file. |
| 255 |
* @param string $file_name The original file name. |
| 256 |
* |
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* @return array|WP_Error Parsed snippets or error. |
| 258 |
*/ |
| 259 |
private function parse_file_content( string $file_path, string $extension, string $mime_type, string $file_name ) { |
| 260 |
if ( ! file_exists( $file_path ) || ! is_file( $file_path ) ) { |
| 261 |
return new WP_Error( |
| 262 |
'file_not_found', |
| 263 |
__( 'File not found or is not a valid file.', 'code-snippets' ) |
| 264 |
); |
| 265 |
} |
| 266 |
|
| 267 |
if ( 'json' === $extension || 'application/json' === $mime_type ) { |
| 268 |
return $this->parse_json_file( $file_path, $file_name ); |
| 269 |
} elseif ( 'xml' === $extension || in_array( $mime_type, [ 'text/xml', 'application/xml' ], true ) ) { |
| 270 |
return $this->parse_xml_file( $file_path, $file_name ); |
| 271 |
} |
| 272 |
|
| 273 |
return new WP_Error( |
| 274 |
'unsupported_file_type', |
| 275 |
__( 'Unsupported file type.', 'code-snippets' ) |
| 276 |
); |
| 277 |
} |
| 278 |
|
| 279 |
/** |
| 280 |
* Parses a JSON file to extract snippets. |
| 281 |
* |
| 282 |
* @param string $file_path The path to the JSON file. |
| 283 |
* @param string $file_name The original file name. |
| 284 |
* |
| 285 |
* @return array|WP_Error Parsed snippets or error. |
| 286 |
*/ |
| 287 |
private function parse_json_file( string $file_path, string $file_name ) { |
| 288 |
|
| 289 |
// TODO: replace this with use of WordPress Filesystem API. |
| 290 |
// phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents |
| 291 |
$raw_data = file_get_contents( $file_path ); |
| 292 |
|
| 293 |
$data = json_decode( $raw_data, true ); |
| 294 |
|
| 295 |
if ( json_last_error() !== JSON_ERROR_NONE ) { |
| 296 |
return new WP_Error( |
| 297 |
'invalid_json', |
| 298 |
sprintf( |
| 299 |
/* translators: %1$s: file name, %2$s: error message */ |
| 300 |
__( 'Invalid JSON in file %1$s: %2$s', 'code-snippets' ), |
| 301 |
$file_name, |
| 302 |
json_last_error_msg() |
| 303 |
) |
| 304 |
); |
| 305 |
} |
| 306 |
|
| 307 |
if ( ! isset( $data['snippets'] ) || ! is_array( $data['snippets'] ) ) { |
| 308 |
/* translators: %s: file name */ |
| 309 |
$message = __( 'No snippets found in file %s', 'code-snippets' ); |
| 310 |
return new WP_Error( 'no_snippets_in_file', sprintf( $message, $file_name ) ); |
| 311 |
} |
| 312 |
|
| 313 |
$snippets = []; |
| 314 |
foreach ( $data['snippets'] as $snippet_data ) { |
| 315 |
$snippet_data['source_file'] = $file_name; |
| 316 |
|
| 317 |
$snippet_data['table_data'] = [ |
| 318 |
'id' => $snippet_data['id'] ?? uniqid(), |
| 319 |
'title' => $snippet_data['name'] ?? __( 'Untitled Snippet', 'code-snippets' ), |
| 320 |
'scope' => $snippet_data['scope'] ?? 'global', |
| 321 |
'tags' => is_array( $snippet_data['tags'] ?? [] ) ? implode( ', ', $snippet_data['tags'] ) : '', |
| 322 |
'description' => $snippet_data['desc'] ?? $snippet_data['description'] ?? '', |
| 323 |
'type' => Snippet::get_type_from_scope( $snippet_data['scope'] ?? 'global' ), |
| 324 |
]; |
| 325 |
|
| 326 |
$snippets[] = $snippet_data; |
| 327 |
} |
| 328 |
|
| 329 |
return $snippets; |
| 330 |
} |
| 331 |
|
| 332 |
/** |
| 333 |
* Parse snippets from XML file for importing. |
| 334 |
* |
| 335 |
* @param string $file_path Path to file. |
| 336 |
* @param string $file_name Name of file. |
| 337 |
* |
| 338 |
* @return array|WP_Error |
| 339 |
* |
| 340 |
* phpcs:disable WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase |
| 341 |
*/ |
| 342 |
private function parse_xml_file( string $file_path, string $file_name ) { |
| 343 |
$dom = new DOMDocument( '1.0', get_bloginfo( 'charset' ) ); |
| 344 |
|
| 345 |
if ( ! $dom->load( $file_path ) ) { |
| 346 |
/* translators: %s: file name */ |
| 347 |
$message = __( 'Invalid XML in file %s', 'code-snippets' ); |
| 348 |
return new WP_Error( 'invalid_xml', sprintf( $message, $file_name ) ); |
| 349 |
} |
| 350 |
|
| 351 |
$snippets_xml = $dom->getElementsByTagName( 'snippet' ); |
| 352 |
$fields = [ 'name', 'description', 'desc', 'code', 'tags', 'scope' ]; |
| 353 |
|
| 354 |
$snippets = []; |
| 355 |
$index = 0; |
| 356 |
|
| 357 |
foreach ( $snippets_xml as $snippet_xml ) { |
| 358 |
$snippet_data = []; |
| 359 |
|
| 360 |
foreach ( $fields as $field_name ) { |
| 361 |
$field = $snippet_xml->getElementsByTagName( $field_name )->item( 0 ); |
| 362 |
|
| 363 |
if ( isset( $field->nodeValue ) ) { |
| 364 |
$snippet_data[ $field_name ] = $field->nodeValue; |
| 365 |
} |
| 366 |
} |
| 367 |
|
| 368 |
$scope = $snippet_xml->getAttribute( 'scope' ); |
| 369 |
if ( ! empty( $scope ) ) { |
| 370 |
$snippet_data['scope'] = $scope; |
| 371 |
} |
| 372 |
|
| 373 |
$snippet_data['source_file'] = $file_name; |
| 374 |
|
| 375 |
$snippet_data['table_data'] = [ |
| 376 |
'id' => ++$index, |
| 377 |
'title' => $snippet_data['name'] ?? __( 'Untitled Snippet', 'code-snippets' ), |
| 378 |
'scope' => $snippet_data['scope'] ?? 'global', |
| 379 |
'tags' => $snippet_data['tags'] ?? '', |
| 380 |
'description' => $snippet_data['desc'] ?? $snippet_data['description'] ?? '', |
| 381 |
'type' => Snippet::get_type_from_scope( $snippet_data['scope'] ?? 'global' ), |
| 382 |
]; |
| 383 |
|
| 384 |
$snippets[] = $snippet_data; |
| 385 |
} |
| 386 |
|
| 387 |
return $snippets; |
| 388 |
} |
| 389 |
|
| 390 |
/** |
| 391 |
* Saves snippets to the database, handling duplicates based on the specified action. |
| 392 |
* |
| 393 |
* @param array $snippets Array of Snippet objects to save. |
| 394 |
* @param string $duplicate_action Action to take on duplicates: 'ignore', 'replace', or 'skip'. |
| 395 |
* @param bool $network Whether to save to the network table. |
| 396 |
* |
| 397 |
* @return array Array of imported snippet IDs. |
| 398 |
*/ |
| 399 |
private function save_snippets( array $snippets, string $duplicate_action, bool $network ): array { |
| 400 |
$existing_snippets = []; |
| 401 |
|
| 402 |
if ( 'replace' === $duplicate_action || 'skip' === $duplicate_action ) { |
| 403 |
$all_snippets = get_snippets( [], $network ); |
| 404 |
|
| 405 |
foreach ( $all_snippets as $snippet ) { |
| 406 |
if ( $snippet->name ) { |
| 407 |
$existing_snippets[ $snippet->name ] = $snippet->id; |
| 408 |
} |
| 409 |
} |
| 410 |
} |
| 411 |
|
| 412 |
$imported = []; |
| 413 |
|
| 414 |
foreach ( $snippets as $snippet ) { |
| 415 |
if ( 'ignore' !== $duplicate_action && isset( $existing_snippets[ $snippet->name ] ) ) { |
| 416 |
if ( 'replace' === $duplicate_action ) { |
| 417 |
$snippet->id = $existing_snippets[ $snippet->name ]; |
| 418 |
} elseif ( 'skip' === $duplicate_action ) { |
| 419 |
continue; |
| 420 |
} |
| 421 |
} |
| 422 |
|
| 423 |
$saved_snippet = save_snippet( $snippet ); |
| 424 |
|
| 425 |
$snippet_id = $saved_snippet->id; |
| 426 |
|
| 427 |
if ( $snippet_id ) { |
| 428 |
$imported[] = $snippet_id; |
| 429 |
} |
| 430 |
} |
| 431 |
|
| 432 |
return $imported; |
| 433 |
} |
| 434 |
|
| 435 |
/** |
| 436 |
* Determines if the file type is valid for import. |
| 437 |
* |
| 438 |
* @param string $extension File extension, without leading dot. |
| 439 |
* @param string $mime_type MIME type of the file. |
| 440 |
* |
| 441 |
* @return bool |
| 442 |
*/ |
| 443 |
private function is_valid_file_type( string $extension, string $mime_type ): bool { |
| 444 |
$valid_extensions = [ 'json', 'xml' ]; |
| 445 |
$valid_mime_types = [ 'application/json', 'text/xml', 'application/xml' ]; |
| 446 |
|
| 447 |
return in_array( $extension, $valid_extensions, true ) || |
| 448 |
in_array( $mime_type, $valid_mime_types, true ); |
| 449 |
} |
| 450 |
|
| 451 |
|
| 452 |
/** |
| 453 |
* Convert upload error code into a human-readable message. |
| 454 |
* |
| 455 |
* @param int $error_code Error code. |
| 456 |
* |
| 457 |
* @return string Translated error message. |
| 458 |
*/ |
| 459 |
private function get_upload_error_message( int $error_code ): string { |
| 460 |
$error_messages = [ |
| 461 |
UPLOAD_ERR_INI_SIZE => __( 'File exceeds the upload_max_filesize directive.', 'code-snippets' ), |
| 462 |
UPLOAD_ERR_FORM_SIZE => __( 'File exceeds the MAX_FILE_SIZE directive.', 'code-snippets' ), |
| 463 |
UPLOAD_ERR_PARTIAL => __( 'File was only partially uploaded.', 'code-snippets' ), |
| 464 |
UPLOAD_ERR_NO_FILE => __( 'No file was uploaded.', 'code-snippets' ), |
| 465 |
UPLOAD_ERR_NO_TMP_DIR => __( 'Missing a temporary folder.', 'code-snippets' ), |
| 466 |
UPLOAD_ERR_CANT_WRITE => __( 'Failed to write file to disk.', 'code-snippets' ), |
| 467 |
UPLOAD_ERR_EXTENSION => __( 'A PHP extension stopped the file upload.', 'code-snippets' ), |
| 468 |
]; |
| 469 |
|
| 470 |
return $error_messages[ $error_code ] ?? __( 'Unknown upload error.', 'code-snippets' ); |
| 471 |
} |
| 472 |
} |
| 473 |
|
