elementor / app / modules / import-export / module.php

module.php in Elementor Website Builder – more than just a page builder 3.8.0-beta1, at app/modules/import-export/module.php

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1	<?php
2	namespace Elementor\App\Modules\ImportExport;
3
4	use Elementor\App\Modules\ImportExport\Processes\Export;
5	use Elementor\App\Modules\ImportExport\Processes\Import;
6	use Elementor\App\Modules\ImportExport\Processes\Revert;
7	use Elementor\Core\Base\Module as BaseModule;
8	use Elementor\Core\Common\Modules\Ajax\Module as Ajax;
9	use Elementor\Core\Files\Uploads_Manager;
10	use Elementor\Modules\System_Info\Reporters\Server;
11	use Elementor\Plugin;
12	use Elementor\Tools;
13	use Elementor\Utils as ElementorUtils;
14	use Elementor\App\Modules\ImportExport\Utils as ImportExportUtils;
15
16	if ( ! defined( 'ABSPATH' ) ) {
17	exit; // Exit if accessed directly
18	}
19
20	/**
21	* Import Export Module
22	*
23	* Responsible for initializing Elementor App functionality
24	*/
25	class Module extends BaseModule {
26	const FORMAT_VERSION = '2.0';
27
28	const EXPORT_TRIGGER_KEY = 'elementor_export_kit';
29
30	const UPLOAD_TRIGGER_KEY = 'elementor_upload_kit';
31
32	const IMPORT_TRIGGER_KEY = 'elementor_import_kit';
33
34	const REFERRER_KIT_LIBRARY = 'kit-library';
35
36	const REFERRER_LOCAL = 'local';
37
38	const PERMISSIONS_ERROR_KEY = 'plugin-installation-permissions-error';
39
40	const NO_WRITE_PERMISSIONS_KEY = 'no-write-permissions';
41
42	const OPTION_KEY_ELEMENTOR_IMPORT_SESSIONS = 'elementor_import_sessions';
43
44	const OPTION_KEY_ELEMENTOR_REVERT_SESSIONS = 'elementor_revert_sessions';
45
46	const META_KEY_ELEMENTOR_IMPORT_SESSION_ID = '_elementor_import_session_id';
47
48	const META_KEY_ELEMENTOR_EDIT_MODE = '_elementor_edit_mode';
49
50
51	/**
52	* Assigning the export process to a property, so we can use the process from outside the class.
53	*
54	* @var Export
55	*/
56	public $export;
57
58	/**
59	* Assigning the import process to a property, so we can use the process from outside the class.
60	*
61	* @var Import
62	*/
63	public $import;
64
65	/**
66	* Assigning the revert process to a property, so we can use the process from outside the class.
67	*
68	* @var Revert
69	*/
70	public $revert;
71
72	/**
73	* Get name.
74	*
75	* @access public
76	*
77	* @return string
78	*/
79	public function get_name() {
80	return 'import-export';
81	}
82
83	public function __construct() {
84	$this->register_actions();
85
86	if ( ElementorUtils::is_wp_cli() ) {
87	\WP_CLI::add_command( 'elementor kit', WP_CLI::class );
88	}
89
90	( new Usage() )->register();
91	}
92
93	public function get_init_settings() {
94	if ( ! Plugin::$instance->app->is_current() ) {
95	return [];
96	}
97
98	return $this->get_config_data();
99	}
100
101	/**
102	* Register the import/export tab in elementor tools.
103	*/
104	public function register_settings_tab( Tools $tools ) {
105	$tools->add_tab( 'import-export-kit', [
106	'label' => esc_html__( 'Import / Export Kit', 'elementor' ),
107	'sections' => [
108	'intro' => [
109	'label' => esc_html__( 'Template Kits', 'elementor' ),
110	'callback' => function() {
111	$this->render_import_export_tab_content();
112	},
113	'fields' => [],
114	],
115	],
116	] );
117	}
118
119	/**
120	* Render the import/export tab content.
121	*/
122	private function render_import_export_tab_content() {
123	$intro_text_link = sprintf( '<a href="https://go.elementor.com/wp-dash-import-export-general/" target="_blank">%s</a>', esc_html__( 'Learn more', 'elementor' ) );
124
125	$intro_text = sprintf(
126	/* translators: 1: New line break, 2: Learn More link. */
127	__( 'Design sites faster with a template kit that contains some or all components of a complete site, like templates, content & site settings.%1$sYou can import a kit and apply it to your site, or export the elements from this site to be used anywhere else. %2$s', 'elementor' ),
128	'<br>',
129	$intro_text_link
130	);
131
132	$content_data = [
133	'export' => [
134	'title' => esc_html__( 'Export a Template Kit', 'elementor' ),
135	'button' => [
136	'url' => Plugin::$instance->app->get_base_url() . '#/export',
137	'text' => esc_html__( 'Start Export', 'elementor' ),
138	],
139	'description' => esc_html__( 'Bundle your whole site - or just some of its elements - to be used for another website.', 'elementor' ),
140	'link' => [
141	'url' => 'https://go.elementor.com/wp-dash-import-export-export-flow/',
142	'text' => esc_html__( 'Learn More', 'elementor' ),
143	],
144	],
145	'import' => [
146	'title' => esc_html__( 'Import a Template Kit', 'elementor' ),
147	'button' => [
148	'url' => Plugin::$instance->app->get_base_url() . '#/import',
149	'text' => esc_html__( 'Start Import', 'elementor' ),
150	],
151	'description' => esc_html__( 'Apply the design and settings of another site to this one.', 'elementor' ),
152	'link' => [
153	'url' => 'https://go.elementor.com/wp-dash-import-export-import-flow/',
154	'text' => esc_html__( 'Learn More', 'elementor' ),
155	],
156	],
157	];
158
159	$this->revert = new Revert();
160	$last_imported_kit = $this->revert->get_last_import_session();
161	$penultimate_imported_kit = $this->revert->get_penultimate_import_session();
162
163	$user_date_format = get_option( 'date_format' );
164	$user_time_format = get_option( 'time_format' );
165	$date_format = $user_date_format . ' ' . $user_time_format;
166
167	$should_show_revert_section = $this->should_show_revert_section( $last_imported_kit );
168
169	if ( $should_show_revert_section ) {
170	if ( ! empty( $penultimate_imported_kit ) ) {
171	$revert_text = sprintf(
172	esc_html__( 'Remove all the content and site settings that came with "%1$s" on %2$s %3$s and revert to the site setting that came with "%4$s" on %5$s.', 'elementor' ),
173	! empty( $last_imported_kit['kit_name'] ) ? $last_imported_kit['kit_name'] : esc_html__( 'imported kit', 'elementor' ),
174	gmdate( $date_format, $last_imported_kit['start_timestamp'] ),
175	'<br>',
176	! empty( $penultimate_imported_kit['kit_name'] ) ? $penultimate_imported_kit['kit_name'] : esc_html__( 'imported kit', 'elementor' ),
177	gmdate( $date_format, $penultimate_imported_kit['start_timestamp'] )
178	);
179	} else {
180	$revert_text = sprintf(
181	esc_html__( 'Remove all the content and site settings that came with "%1$s" on %2$s.%3$s Your original site settings will be restored.', 'elementor' ),
182	! empty( $last_imported_kit['kit_name'] ) ? $last_imported_kit['kit_name'] : esc_html__( 'imported kit', 'elementor' ),
183	gmdate( $date_format, $last_imported_kit['start_timestamp'] ),
184	'<br>'
185	);
186	}
187	}
188	?>
189
190	<div class="tab-import-export-kit__content">
191	<p class="tab-import-export-kit__info"><?php ElementorUtils::print_unescaped_internal_string( $intro_text ); ?></p>
192
193	<div class="tab-import-export-kit__wrapper">
194	<?php foreach ( $content_data as $data ) { ?>
195	<div class="tab-import-export-kit__container">
196	<div class="tab-import-export-kit__box">
197	<h2><?php ElementorUtils::print_unescaped_internal_string( $data['title'] ); ?></h2>
198	<a href="<?php ElementorUtils::print_unescaped_internal_string( $data['button']['url'] ); ?>" class="elementor-button elementor-button-success">
199	<?php ElementorUtils::print_unescaped_internal_string( $data['button']['text'] ); ?>
200	</a>
201	</div>
202	<p><?php ElementorUtils::print_unescaped_internal_string( $data['description'] ); ?></p>
203	<a href="<?php ElementorUtils::print_unescaped_internal_string( $data['link']['url'] ); ?>" target="_blank"><?php ElementorUtils::print_unescaped_internal_string( $data['link']['text'] ); ?></a>
204	</div>
205	<?php } ?>
206	</div>
207
208	<?php
209	if ( $should_show_revert_section ) {
210	$link_attributes = [
211	'href' => wp_nonce_url( admin_url( 'admin-post.php?action=elementor_revert_kit' ), 'elementor_revert_kit' ),
212	'id' => 'elementor-import-export__revert_kit',
213	'class' => 'button',
214	];
215	?>
216	<div class="tab-import-export-kit__revert">
217	<h2>
218	<?php ElementorUtils::print_unescaped_internal_string( esc_html__( 'Remove the most recent Kit', 'elementor' ) ); ?>
219	</h2>
220	<p class="tab-import-export-kit__info">
221	<?php ElementorUtils::print_unescaped_internal_string( $revert_text ); ?>
222	</p>
223	<a <?php ElementorUtils::print_html_attributes( $link_attributes ); ?> >
224	<?php ElementorUtils::print_unescaped_internal_string( esc_html__( 'Remove Kit', 'elementor' ) ); ?>
225	</a>
226	</div>
227	<?php } ?>
228	</div>
229	<?php
230	}
231
232	/**
233	* Upload a kit zip file and get the kit data.
234	*
235	* Assigning the Import process to the 'import' property,
236	* so it will be available to use in different places such as: WP_Cli, Pro, etc.
237	*
238	* @param string $file Path to the file.
239	* @param string $referrer Referrer of the file 'local' or 'kit-library'.
240	* @return array
241	* @throws \Exception
242	*/
243	public function upload_kit( $file, $referrer ) {
244	$this->ensure_writing_permissions();
245
246	$this->import = new Import( $file, [ 'referrer' => $referrer ] );
247
248	return [
249	'session' => $this->import->get_session_id(),
250	'manifest' => $this->import->get_manifest(),
251	'conflicts' => $this->import->get_settings_conflicts(),
252	];
253	}
254
255	/**
256	* Import a kit by session_id.
257	* Upload and import a kit by kit zip file.
258	*
259	* Assigning the Import process to the 'import' property,
260	* so it will be available to use in different places such as: WP_Cli, Pro, etc.
261	*
262	* @param string $path Path to the file or session_id.
263	* @param array $settings Settings the import use to determine which content to import.
264	* (e.g: include, selected_plugins, selected_cpt, selected_override_conditions, etc.)
265	* @return array
266	* @throws \Exception
267	*/
268	public function import_kit( $path, $settings ) {
269	$this->ensure_writing_permissions();
270
271	$this->import = new Import( $path, $settings );
272	$this->import->register_default_runners();
273
274	do_action( 'elementor/import-export/import-kit', $this->import );
275
276	return $this->import->run();
277	}
278
279	/**
280	* Export a kit.
281	*
282	* Assigning the Export process to the 'export' property,
283	* so it will be available to use in different places such as: WP_Cli, Pro, etc.
284	*
285	* @param array $settings Settings the export use to determine which content to export.
286	* (e.g: include, kit_info, selected_plugins, selected_cpt, etc.)
287	* @return array
288	* @throws \Exception
289	*/
290	public function export_kit( $settings ) {
291	$this->ensure_writing_permissions();
292
293	$this->export = new Export( $settings );
294	$this->export->register_default_runners();
295
296	do_action( 'elementor/import-export/export-kit', $this->export );
297
298	return $this->export->run();
299	}
300
301	/**
302	* Handle revert kit ajax request.
303	*/
304	public function revert_last_imported_kit() {
305	$this->revert = new Revert();
306	$this->revert->register_default_runners();
307
308	do_action( 'elementor/import-export/revert-kit', $this->revert );
309
310	$this->revert->run();
311	}
312
313
314	/**
315	* Handle revert last imported kit ajax request.
316	*/
317	public function handle_revert_last_imported_kit() {
318	check_admin_referer( 'elementor_revert_kit' );
319
320	$this->revert_last_imported_kit();
321
322	wp_safe_redirect( admin_url( 'admin.php?page=' . Tools::PAGE_ID . '#tab-import-export-kit' ) );
323	die;
324	}
325
326	/**
327	* Register appropriate actions.
328	*/
329	private function register_actions() {
330	add_action( 'admin_init', function() {
331	if ( wp_doing_ajax() &&
332	isset( $_POST['action'] ) &&
333	isset( $_POST['_nonce'] ) &&
334	wp_verify_nonce( $_POST['_nonce'], Ajax::NONCE_KEY ) &&
335	current_user_can( 'manage_options' )
336	) {
337	$this->maybe_handle_ajax();
338	}
339	} );
340
341	add_action( 'admin_post_elementor_revert_kit', [ $this, 'handle_revert_last_imported_kit' ] );
342
343	add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_scripts' ] );
344
345	$page_id = Tools::PAGE_ID;
346
347	add_action( "elementor/admin/after_create_settings/{$page_id}", [ $this, 'register_settings_tab' ] );
348	}
349
350	private function ensure_writing_permissions() {
351	$server = new Server();
352
353	$paths_to_check = [
354	Server::KEY_PATH_WP_CONTENT_DIR => $server->get_system_path( Server::KEY_PATH_WP_CONTENT_DIR ),
355	Server::KEY_PATH_UPLOADS_DIR => $server->get_system_path( Server::KEY_PATH_UPLOADS_DIR ),
356	Server::KEY_PATH_ELEMENTOR_UPLOADS_DIR => $server->get_system_path( Server::KEY_PATH_ELEMENTOR_UPLOADS_DIR ),
357	];
358
359	$permissions = $server->get_paths_permissions( $paths_to_check );
360
361	foreach ( $permissions as $permission ) {
362	if ( ! $permission['write'] ) {
363	throw new \Error( self::NO_WRITE_PERMISSIONS_KEY );
364	}
365	}
366	}
367
368	/**
369	* Enqueue admin scripts
370	*/
371	public function enqueue_scripts() {
372	wp_enqueue_script(
373	'elementor-import-export-admin',
374	$this->get_js_assets_url( 'import-export-admin' ),
375	[ 'elementor-common' ],
376	ELEMENTOR_VERSION,
377	true
378	);
379	}
380
381	/**
382	* Assign each ajax action to a method.
383	*/
384	private function maybe_handle_ajax() {
385	// phpcs:ignore WordPress.Security.NonceVerification.Missing
386	switch ( $_POST['action'] ) {
387	case static::EXPORT_TRIGGER_KEY:
388	$this->handle_export_kit();
389	break;
390
391	case static::UPLOAD_TRIGGER_KEY:
392	$this->handle_upload_kit();
393	break;
394
395	case static::IMPORT_TRIGGER_KEY:
396	$this->handle_import_kit();
397	break;
398
399	default:
400	break;
401	}
402	}
403
404	/**
405	* Handle upload kit ajax request.
406	*/
407	private function handle_upload_kit() {
408	// PHPCS - Already validated in caller function.
409	if ( ! empty( $_POST['e_import_file'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
410	if (
411	! isset( $_POST['e_kit_library_nonce'] ) \|\|
412	! wp_verify_nonce( $_POST['e_kit_library_nonce'], 'kit-library-import' )
413	) {
414	throw new \Error( esc_html__( 'Invalid kit library nonce', 'elementor' ) );
415	}
416
417	$file_url = $_POST['e_import_file'];
418
419	if ( ! filter_var( $file_url, FILTER_VALIDATE_URL ) \|\| 0 !== strpos( $file_url, 'http' ) ) {
420	throw new \Error( esc_html__( 'Invalid URL', 'elementor' ) );
421	}
422
423	$remote_zip_request = wp_remote_get( $file_url );
424
425	if ( is_wp_error( $remote_zip_request ) ) {
426	throw new \Error( $remote_zip_request->get_error_message() );
427	}
428
429	if ( 200 !== $remote_zip_request['response']['code'] ) {
430	throw new \Error( $remote_zip_request['response']['message'] );
431	}
432
433	$file_name = Plugin::$instance->uploads_manager->create_temp_file( $remote_zip_request['body'], 'kit.zip' );
434	$referrer = static::REFERRER_KIT_LIBRARY;
435	} else {
436	// PHPCS - Already validated in caller function.
437	$file_name = $_FILES['e_import_file']['tmp_name']; // phpcs:ignore WordPress.Security.NonceVerification.Missing
438	$referrer = static::REFERRER_LOCAL;
439	}
440
441	$uploaded_kit = $this->upload_kit( $file_name, $referrer );
442	$session_dir = $uploaded_kit['session'];
443	$manifest = $uploaded_kit['manifest'];
444	$conflicts = $uploaded_kit['conflicts'];
445
446	if ( ! empty( $file_url ) ) {
447	Plugin::$instance->uploads_manager->remove_file_or_dir( dirname( $file_name ) );
448	}
449
450	if ( isset( $manifest['plugins'] ) && ! current_user_can( 'install_plugins' ) ) {
451	throw new \Error( static::PERMISSIONS_ERROR_KEY );
452	}
453
454	$result = [
455	'session' => $session_dir,
456	'manifest' => $manifest,
457	];
458
459	if ( ! empty( $conflicts ) ) {
460	$result['conflicts'] = $conflicts;
461	} else {
462	// Moved into the IE process \Elementor\App\Modules\ImportExport\Processes\Import::get_default_settings_conflicts
463	// TODO: remove in 3.10.0
464	$result = apply_filters( 'elementor/import/stage_1/result', $result );
465	}
466
467	wp_send_json_success( $result );
468	}
469
470	/**
471	* Handle import kit ajax request.
472	*/
473	private function handle_import_kit() {
474	// PHPCS - Already validated in caller function
475	$settings = json_decode( stripslashes( $_POST['data'] ), true ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
476	$tmp_folder_id = $settings['session'];
477
478	$import = $this->import_kit( $tmp_folder_id, $settings );
479
480	wp_send_json_success( $import );
481	}
482
483	/**
484	* Handle export kit ajax request.
485	*/
486	private function handle_export_kit() {
487	// PHPCS - Already validated in caller function
488	$settings = json_decode( stripslashes( $_POST['data'] ), true ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
489	$export = $this->export_kit( $settings );
490
491	$file_name = $export['file_name'];
492	$file = ElementorUtils::file_get_contents( $file_name );
493
494	if ( ! $file ) {
495	throw new \Error( esc_html__( 'Could not read the exported file', 'elementor' ) );
496	}
497
498	Plugin::$instance->uploads_manager->remove_file_or_dir( dirname( $file_name ) );
499
500	$result = [
501	'manifest' => $export['manifest'],
502	'file' => base64_encode( $file ),
503	];
504
505	wp_send_json_success( $result );
506	}
507
508	/**
509	* Get config data that will be exposed to the frontend.
510	*/
511	private function get_config_data() {
512	$export_nonce = wp_create_nonce( 'elementor_export' );
513	$export_url = add_query_arg( [ '_nonce' => $export_nonce ], Plugin::$instance->app->get_base_url() );
514
515	return [
516	'exportURL' => $export_url,
517	'summaryTitles' => $this->get_summary_titles(),
518	'builtinWpPostTypes' => ImportExportUtils::get_builtin_wp_post_types(),
519	'elementorPostTypes' => ImportExportUtils::get_elementor_post_types(),
520	'isUnfilteredFilesEnabled' => Uploads_Manager::are_unfiltered_uploads_enabled(),
521	'elementorHomePageUrl' => $this->get_elementor_home_page_url(),
522	'recentlyEditedElementorPageUrl' => $this->get_recently_edited_elementor_page_url(),
523	];
524	}
525
526	/**
527	* Get labels of Elementor document types, Elementor Post types, WordPress Post types and Custom Post types.
528	*/
529	private function get_summary_titles() {
530	$summary_titles = [];
531
532	$document_types = Plugin::$instance->documents->get_document_types();
533
534	foreach ( $document_types as $name => $document_type ) {
535	$summary_titles['templates'][ $name ] = [
536	'single' => $document_type::get_title(),
537	'plural' => $document_type::get_plural_title(),
538	];
539	}
540
541	$elementor_post_types = ImportExportUtils::get_elementor_post_types();
542	$wp_builtin_post_types = ImportExportUtils::get_builtin_wp_post_types();
543	$post_types = array_merge( $elementor_post_types, $wp_builtin_post_types );
544
545	foreach ( $post_types as $post_type ) {
546	$post_type_object = get_post_type_object( $post_type );
547
548	$summary_titles['content'][ $post_type ] = [
549	'single' => $post_type_object->labels->singular_name,
550	'plural' => $post_type_object->label,
551	];
552	}
553
554	$custom_post_types = ImportExportUtils::get_registered_cpt_names();
555	if ( ! empty( $custom_post_types ) ) {
556	foreach ( $custom_post_types as $custom_post_type ) {
557
558	$custom_post_types_object = get_post_type_object( $custom_post_type );
559	// CPT data appears in two arrays:
560	// 1. content object: in order to show the export summary when completed in getLabel function
561	$summary_titles['content'][ $custom_post_type ] = [
562	'single' => $custom_post_types_object->labels->singular_name,
563	'plural' => $custom_post_types_object->label,
564	];
565
566	// 2. customPostTypes object: in order to actually export the data
567	$summary_titles['content']['customPostTypes'][ $custom_post_type ] = [
568	'single' => $custom_post_types_object->labels->singular_name,
569	'plural' => $custom_post_types_object->label,
570	];
571	}
572	}
573
574	$active_kit = Plugin::$instance->kits_manager->get_active_kit();
575
576	foreach ( $active_kit->get_tabs() as $key => $tab ) {
577	$summary_titles['site-settings'][ $key ] = $tab->get_title();
578	}
579
580	return $summary_titles;
581	}
582
583	public function should_show_revert_section( $last_imported_kit ) {
584	if ( empty( $last_imported_kit ) ) {
585	return false;
586	}
587
588	// TODO: BC - remove in the future
589	// The 'templates' runner was in core and moved to the Pro plugin. (Part of it still exits in the Core for BC)
590	// The runner that is in the core version is missing the revert functionality,
591	// therefore we shouldn't display the revert section if the import process done with the core version.
592	$is_import_templates_ran = isset( $last_imported_kit['runners']['templates'] );
593	if ( $this->has_pro() && $is_import_templates_ran ) {
594	$has_imported_templates = ! empty( $last_imported_kit['runners']['templates'] );
595
596	return $has_imported_templates;
597	}
598
599	return true;
600	}
601
602	public function has_pro(): bool {
603	return ElementorUtils::has_pro();
604	}
605
606	private function get_elementor_editor_home_page_url() {
607	if ( 'page' !== get_option( 'show_on_front' ) ) {
608	return '';
609	}
610
611	$frontpage_id = get_option( 'page_on_front' );
612
613	return $this->get_elementor_editor_page_url( $frontpage_id );
614	}
615
616	private function get_elementor_home_page_url() {
617	if ( 'page' !== get_option( 'show_on_front' ) ) {
618	return '';
619	}
620
621	$frontpage_id = get_option( 'page_on_front' );
622
623	return $this->get_elementor_page_url( $frontpage_id );
624	}
625
626	private function get_recently_edited_elementor_page_url() {
627	$query = ElementorUtils::get_recently_edited_posts_query( [ 'posts_per_page' => 1 ] );
628
629	if ( ! isset( $query->post ) ) {
630	return '';
631	}
632
633	return $this->get_elementor_page_url( $query->post->ID );
634	}
635
636	private function get_recently_edited_elementor_editor_page_url() {
637	$query = ElementorUtils::get_recently_edited_posts_query( [ 'posts_per_page' => 1 ] );
638
639	if ( ! isset( $query->post ) ) {
640	return '';
641	}
642
643	return $this->get_elementor_editor_page_url( $query->post->ID );
644	}
645
646	private function get_elementor_document( $page_id ) {
647	$document = Plugin::$instance->documents->get( $page_id );
648
649	if ( ! $document \|\| ! $document->is_built_with_elementor() ) {
650	return false;
651	}
652
653	return $document;
654	}
655
656	private function get_elementor_page_url( $page_id ) {
657	$document = $this->get_elementor_document( $page_id );
658
659	return $document ? $document->get_preview_url() : '';
660	}
661
662	private function get_elementor_editor_page_url( $page_id ) {
663	$document = $this->get_elementor_document( $page_id );
664
665	return $document ? $document->get_edit_url() : '';
666	}
667	}
668