class-auxin-import.php — Shortcodes and extra features for Phlox theme 2.9.21

auxin-elements / includes / classes / class-auxin-import.php

auxin-elements / includes / classes Last commit date

class-auxin-import.php

217 lines

1	<?php
2	/**
3	* Class for simplifying the demo import process
4	*
5	*
6	* @package Auxin
7	* @license LICENSE.txt
8	* @author averta
9	* @link http://phlox.pro/
10	* @copyright (c) 2010-2022 averta
11	*/
12
13	// no direct access allowed
14	if ( ! defined('ABSPATH') ) {
15	die();
16	}
17
18
19	/**
20	* Master Slider Import/Export Class.
21	*
22	* @since 1.2.0
23	*/
24	class Auxin_Import {
25
26
27	var $upload_baseurl = '';
28
29	var $upload_basedir = '';
30
31	/**
32	* The ID of this importer
33	* @var string
34	*/
35	var $importer_id = '';
36
37	/**
38	* The link to welcome page in admin
39	* @var string
40	*/
41	var $welcome_page_url = '';
42
43	/**
44	* The link to demos page in admin
45	* @var string
46	*/
47	var $demo_page_url = '';
48
49	/**
50	* Instance of this class.
51	*
52	* @var object
53	*/
54	protected static $instance = null;
55
56
57
58	public function __construct() {
59
60	$this->importer_id = 'auxin-importer';
61
62	$welcome_root_page = ( defined( 'THEME_PRO' ) && THEME_PRO ) ? 'admin.php' : 'themes.php';
63
64	$this->welcome_page_url = admin_url( $welcome_root_page . '?page=auxin-welcome' );
65	$this->demo_page_url = $this->welcome_page_url . '&tab=demos';
66
67	add_action( 'admin_init', array( $this, 'admin_init' ) );
68
69	// process and redirect the import page prior to rendering the header
70	add_action( 'load-importer-'. $this->importer_id, array( $this, 'process_before_header_output' ) );
71	}
72
73	/**
74	* Return an instance of this class.
75	*
76	* @return object A single instance of this class.
77	*/
78	public static function get_instance() {
79
80	// If the single instance hasn't been set, set it now.
81	if ( null == self::$instance ) {
82	self::$instance = new self;
83	}
84
85	return self::$instance;
86	}
87
88
89	/**
90	* Print and process the output of auxin importer page
91	* @return string Importer page output
92	*/
93	public function admin_init() {
94
95	$upload = wp_upload_dir();
96	$this->upload_baseurl = $upload['baseurl'];
97	$this->upload_basedir = $upload['basedir'];
98
99
100	register_importer( 'auxin-importer',
101	__( 'Auxin Importer', 'auxin-elements' ),
102	sprintf( __( 'Import demo data for %s theme.', 'auxin-elements' ), '<strong>' . THEME_NAME_I18N . '</strong>' ),
103	array( $this, 'render_importer_page' )
104	);
105	}
106
107	/**
108	* Check if the request for importer page is valid and authorized, otherwise redirect client to demos page
109	*
110	* @return void
111	*/
112	public function process_before_header_output(){
113
114	// authorize the request and make sure it is from admin page, otherwise take the client back to demos page
115	if ( ! $this->is_valid_request() ) {
116	wp_redirect( $this->demo_page_url, 301 );
117	exit();
118	}
119
120	}
121
122	/**
123	* Outputs the custom import page for auxin
124	*
125	*/
126	public function render_importer_page() {
127
128	$this->header();
129
130	$this->process_import_request();
131
132	$this->footer();
133	}
134
135
136	/**
137	* Display import page title
138	*/
139	public function header() {
140	echo '<div class="wrap">';
141	echo '<h2>' . esc_html__( 'Importing Demo Data', 'auxin-elements' ) . '</h2><br />';
142	echo '<div class="aux-import-wrapper">';
143	}
144
145	/**
146	* Close div.wrap
147	*/
148	public function footer() {
149	echo '</div></div>';
150	}
151
152
153	/**
154	* Process incoming requests for importing demo data
155	* @return void
156	*/
157	public function process_import_request(){
158
159	// make sure the demo-id is specified
160	if( ! empty( $_GET['demo-id'] ) ) {
161	$demo_id = sanitize_key( $_GET['demo-id'] );
162	$demo_list = auxin_get_demo_info_list();
163
164	// if demo-id is valid, start importing the data
165	if( ! empty( $demo_list[ $demo_id ]['file'] ) ){
166	$file = $demo_list[ $demo_id ]['file'];
167
168	// if wordpress importer is not available, try to install it
169	if ( ! class_exists( 'WP_Importer' ) ) {
170
171	printf( esc_html__( 'In order to import the demo data, you need to have "WordPress Importer" plugin installed. Please %s install and activate "WordPress Importer"%s and then try importing the demo data again.', 'auxin-elements' ),
172	'<a href="'. esc_url( admin_url( 'plugin-install.php?s=WordPress+Importer+zourbuth&tab=search' ) ) .'&tab=plugins">',
173	'</a>'
174	);
175
176
177	// start parsing and importing the data
178	} else {
179	global $wp_import;
180	set_time_limit(0);
181	$wp_import->fetch_attachments = true;
182	$wp_import->import_file = $file;
183	$wp_import->import( $file );
184	}
185
186
187	} else {
188
189	printf( esc_html__( 'The demo that you have requested is not valid. Please try to %s select a demo %s to import.', 'auxin-elements' ),
190	'<a href="'. esc_url( $this->demo_page_url ) .'">',
191	'</a>'
192	);
193
194	}
195
196	} else {
197	printf( esc_html__( 'Please %s select a demo %s to import.', 'auxin-elements' ), '<a href="'. esc_url( $this->demo_page_url ) .'">', '</a>' );
198	}
199
200	}
201
202	/**
203	* Makes sure that a user was referred from another admin page.
204	*
205	* @return boolean True if user was referred from an admin page, false otherwise
206	*/
207	private function is_valid_request(){
208	$adminurl = strtolower( admin_url() );
209	$referer = strtolower( wp_get_referer() );
210	$result = isset( $_REQUEST['_wpnonce'] ) ? wp_verify_nonce( $_REQUEST['_wpnonce'], 'auxin-import' ) : false;
211
212	return $result && ( strpos( $referer, $adminurl ) === 0 );
213	}
214
215	}
216
217