code-snippets / php / admin-menus / class-import-menu.php

class-import-menu.php in Code Snippets 3.5.0, at php/admin-menus/class-import-menu.php

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1	<?php
2
3	namespace Code_Snippets;
4
5	/**
6	* This class handles the import admin menu.
7	*
8	* @since 2.4.0
9	* @package Code_Snippets
10	*/
11	class Import_Menu extends Admin_Menu {
12
13	/**
14	* Class constructor
15	*/
16	public function __construct() {
17	parent::__construct(
18	'import',
19	_x( 'Import', 'menu label', 'code-snippets' ),
20	__( 'Import Snippets', 'code-snippets' )
21	);
22	}
23
24	/**
25	* Register action and filter hooks
26	*/
27	public function run() {
28	parent::run();
29	add_action( 'admin_init', array( $this, 'register_importer' ) );
30	add_action( 'load-importer-code-snippets', array( $this, 'load' ) );
31	}
32
33	/**
34	* Executed when the menu is loaded
35	*/
36	public function load() {
37	parent::load();
38
39	$contextual_help = new Contextual_Help( 'import' );
40	$contextual_help->load();
41
42	$this->process_import_files();
43	}
44
45	/**
46	* Process the uploaded import files
47	*/
48	private function process_import_files() {
49
50	// Ensure the import file exists.
51	if ( ! isset(
52	$_FILES['code_snippets_import_files']['name'],
53	$_FILES['code_snippets_import_files']['type'],
54	$_FILES['code_snippets_import_files']['tmp_name']
55	) ) {
56	return;
57	}
58
59	check_admin_referer( 'import_code_snippets_file' );
60
61	// phpcs:disable WordPress.Security.ValidatedSanitizedInput.MissingUnslash,WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
62	$upload_files = $_FILES['code_snippets_import_files']['tmp_name'];
63	// phpcs:disable WordPress.Security.ValidatedSanitizedInput.MissingUnslash,WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
64	$upload_filenames = $_FILES['code_snippets_import_files']['name'];
65	$upload_mime_types = array_map( 'sanitize_mime_type', wp_unslash( $_FILES['code_snippets_import_files']['type'] ) );
66
67	$count = 0;
68	$network = is_network_admin();
69	$error = false;
70	$dup_action = isset( $_POST['duplicate_action'] ) ? sanitize_key( $_POST['duplicate_action'] ) : 'ignore';
71
72	// Loop through the uploaded files and import the snippets.
73	foreach ( $upload_files as $i => $import_file ) {
74	$filename_info = pathinfo( $upload_filenames[ $i ] );
75	$ext = $filename_info['extension'];
76	$mime_type = $upload_mime_types[ $i ];
77
78	$import = new Import( $import_file, $network, $dup_action );
79
80	if ( 'json' === $ext \|\| 'application/json' === $mime_type ) {
81	$result = $import->import_json();
82	} elseif ( 'xml' === $ext \|\| 'text/xml' === $mime_type ) {
83	$result = $import->import_xml();
84	} else {
85	$result = false;
86	}
87
88	if ( false === $result ) {
89	$error = true;
90	} else {
91	$count += count( $result );
92	}
93	}
94
95	// Send the amount of imported snippets to the page.
96	$url = add_query_arg( $error ? array( 'error' => true ) : array( 'imported' => $count ) );
97	wp_safe_redirect( esc_url_raw( $url ) );
98	exit;
99	}
100
101	/**
102	* Add the importer to the Tools > Import menu
103	*/
104	public function register_importer() {
105
106	/* Only register the importer if the current user can manage snippets */
107	if ( ! defined( 'WP_LOAD_IMPORTERS' ) \|\| ! code_snippets()->current_user_can() ) {
108	return;
109	}
110
111	/* Register the Code Snippets importer with WordPress */
112	register_importer(
113	'code-snippets',
114	__( 'Code Snippets', 'code-snippets' ),
115	__( 'Import snippets from a code snippets export file', 'code-snippets' ),
116	array( $this, 'render' )
117	);
118	}
119
120	/**
121	* Print the status and error messages
122	*/
123	protected function print_messages() {
124
125	if ( ! empty( $_REQUEST['error'] ) ) {
126	echo '<div id="message" class="error fade"><p>';
127	esc_html_e( 'An error occurred when processing the import files.', 'code-snippets' );
128	echo '</p></div>';
129	}
130
131	if ( isset( $_REQUEST['imported'] ) ) {
132	echo '<div id="message" class="updated fade"><p>';
133
134	$imported = intval( $_REQUEST['imported'] );
135
136	if ( 0 === $imported ) {
137	esc_html_e( 'No snippets were imported.', 'code-snippets' );
138
139	} else {
140	/* translators: 1: amount of snippets imported, 2: link to Snippets menu */
141	$text = _n(
142	'Successfully imported <strong>%1$d</strong> snippet. <a href="%2$s">Have fun!</a>',
143	'Successfully imported <strong>%1$d</strong> snippets. <a href="%2$s">Have fun!</a>',
144	$imported,
145	'code-snippets'
146	);
147
148	printf( wp_kses_post( $text ), esc_html( $imported ), esc_url( code_snippets()->get_menu_url( 'manage' ) ) );
149	}
150
151	echo '</p></div>';
152	}
153	}
154
155	/**
156	* Empty implementation for enqueue_assets.
157	*
158	* @return void
159	*/
160	public function enqueue_assets() {
161	// none required.
162	}
163	}
164