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<?php |
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|
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/** |
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* This class handles the import admin menu |
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* @since 2.4.0 |
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* @package Code_Snippets |
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*/ |
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class Code_Snippets_Import_Menu extends Code_Snippets_Admin_Menu { |
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|
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/** |
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* Class constructor |
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*/ |
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function __construct() { |
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parent::__construct( 'import', |
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_x( 'Import', 'menu label', 'code-snippets' ), |
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__( 'Import Snippets', 'code-snippets' ) |
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); |
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} |
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|
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/** |
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* Register action and filter hooks |
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*/ |
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public function run() { |
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parent::run(); |
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add_action( 'admin_init', array( $this, 'register_importer' ) ); |
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add_action( 'load-importer-code-snippets', array( $this, 'load' ) ); |
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} |
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|
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/** |
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* Executed when the menu is loaded |
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*/ |
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public function load() { |
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parent::load(); |
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|
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$contextual_help = new Code_Snippets_Contextual_Help( 'import' ); |
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$contextual_help->load(); |
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|
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$this->process_import_files(); |
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} |
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|
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/** |
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* Process the uploaded import files |
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* |
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* @uses import_snippets() to process the import file |
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* @uses wp_redirect() to pass the import results to the page |
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* @uses add_query_arg() to append the results to the current URI |
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*/ |
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private function process_import_files() { |
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|
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/* Ensure the import file exists */ |
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if ( ! isset( $_FILES['code_snippets_import_files'] ) || ! count( $_FILES['code_snippets_import_files'] ) ) { |
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return; |
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} |
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|
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check_admin_referer( 'import_code_snippets_file' ); |
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|
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$count = 0; |
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$network = is_network_admin(); |
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$uploads = $_FILES['code_snippets_import_files']; |
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$dup_action = isset( $_POST['duplicate_action'] ) ? $_POST['duplicate_action'] : 'ignore'; |
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$error = false; |
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|
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/* Loop through the uploaded files and import the snippets */ |
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|
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foreach ( $uploads['tmp_name'] as $i => $import_file ) { |
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$ext = pathinfo( $uploads['name'][ $i ] ); |
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$ext = $ext['extension']; |
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$mime_type = $uploads['type'][ $i ]; |
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|
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if ( 'json' === $ext || 'application/json' === $mime_type ) { |
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$result = import_snippets_json( $import_file, $network, $dup_action ); |
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} elseif ( 'xml' === $ext || 'text/xml' === $mime_type ) { |
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$result = import_snippets_xml( $import_file, $network, $dup_action ); |
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} else { |
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$result = false; |
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} |
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|
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if ( false === $result || -1 === $result ) { |
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$error = true; |
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} else { |
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$count += count( $result ); |
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} |
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} |
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|
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/* Send the amount of imported snippets to the page */ |
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$url = add_query_arg( $error ? array( 'error' => true ) : array( 'imported' => $count ) ); |
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wp_redirect( esc_url_raw( $url ) ); |
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exit; |
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} |
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|
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/** |
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* Add the importer to the Tools > Import menu |
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*/ |
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function register_importer() { |
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|
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/* Only register the importer if the current user can manage snippets */ |
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if ( ! defined( 'WP_LOAD_IMPORTERS' ) || ! code_snippets()->current_user_can() ) { |
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return; |
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} |
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|
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/* Register the Code Snippets importer with WordPress */ |
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register_importer( |
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'code-snippets', |
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__( 'Code Snippets', 'code-snippets' ), |
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__( 'Import snippets from a code snippets export file', 'code-snippets' ), |
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array( $this, 'render' ) |
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); |
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} |
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|
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/** |
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* Print the status and error messages |
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*/ |
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protected function print_messages() { |
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|
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if ( isset( $_REQUEST['error'] ) && $_REQUEST['error'] ) { |
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echo '<div id="message" class="error fade"><p>'; |
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_e( 'An error occurred when processing the import files.', 'code-snippets' ); |
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echo '</p></div>'; |
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} |
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|
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if ( isset( $_REQUEST['imported'] ) && intval( $_REQUEST['imported'] ) >= 0 ) { |
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echo '<div id="message" class="updated fade"><p>'; |
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|
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$imported = intval( $_REQUEST['imported'] ); |
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|
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if ( 0 === $imported ) { |
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esc_html_e( 'No snippets were imported.', 'code-snippets' ); |
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|
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} else { |
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|
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printf( |
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/* translators: 1: amount of snippets imported, 2: link to Snippets menu */ |
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_n( |
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'Successfully imported <strong>%1$d</strong> snippet. <a href="%2$s">Have fun!</a>', |
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'Successfully imported <strong>%1$d</strong> snippets. <a href="%2$s">Have fun!</a>', |
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$imported, 'code-snippets' |
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), |
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$imported, |
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code_snippets()->get_menu_url( 'manage' ) |
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); |
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} |
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|
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echo '</p></div>'; |
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} |
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} |
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} |
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|
