cartflows / classes / batch-process / helpers / class-cartflows-importer-image.php

class-cartflows-importer-image.php in CartFlows – Funnel Builder & Checkout Plugin for WooCommerce 1.1.15, at classes/batch-process/helpers/class-cartflows-importer-image.php

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1	<?php
2	/**
3	* Image Importer
4	*
5	* => How to use?
6	*
7	* $image = array(
8	* 'url' => '<image-url>',
9	* 'id' => '<image-id>',
10	* );
11	*
12	* $downloaded_image = CartFlows_Import_Image::get_instance()->import( $image );
13	*
14	* @package CartFlows
15	*
16	* @since 1.1.1
17	*/
18
19	if ( ! class_exists( 'CartFlows_Import_Image' ) ) :
20
21	/**
22	* CartFlows Importer
23	*
24	* @since 1.1.1
25	*/
26	class CartFlows_Import_Image {
27
28	/**
29	* Instance
30	*
31	* @since 1.1.1
32	* @var object Class object.
33	* @access private
34	*/
35	private static $instance;
36
37	/**
38	* Images IDs
39	*
40	* @var array The Array of already image IDs.
41	* @since 1.1.1
42	*/
43	private $already_imported_ids = array();
44
45	/**
46	* Initiator
47	*
48	* @since 1.1.1
49	* @return object initialized object of class.
50	*/
51	public static function get_instance() {
52	if ( ! isset( self::$instance ) ) {
53	self::$instance = new self;
54	}
55	return self::$instance;
56	}
57
58	/**
59	* Constructor
60	*
61	* @since 1.1.1
62	*/
63	public function __construct() {
64
65	if ( ! function_exists( 'WP_Filesystem' ) ) {
66	require_once ABSPATH . 'wp-admin/includes/file.php';
67	}
68
69	WP_Filesystem();
70	}
71
72	/**
73	* Process Image Download
74	*
75	* @since 1.1.1
76	* @param array $attachments Attachment array.
77	* @return array Attachment array.
78	*/
79	public function process( $attachments ) {
80
81	$downloaded_images = array();
82
83	foreach ( $attachments as $key => $attachment ) {
84	$downloaded_images[] = $this->import( $attachment );
85	}
86
87	return $downloaded_images;
88	}
89
90	/**
91	* Get Hash Image.
92	*
93	* @since 1.1.1
94	* @param string $attachment_url Attachment URL.
95	* @return string Hash string.
96	*/
97	private function get_hash_image( $attachment_url ) {
98	return sha1( $attachment_url );
99	}
100
101	/**
102	* Get Saved Image.
103	*
104	* @since 1.1.1
105	* @param string $attachment Attachment Data.
106	* @return string Hash string.
107	*/
108	private function get_saved_image( $attachment ) {
109
110	wcf()->logger->import_log( 'importer-image.php File' );
111
112	if ( apply_filters( 'cartflows_image_importer_skip_image', false, $attachment ) ) {
113
114	wcf()->logger->import_log( 'Download (✕) Replace (✕) - ' . $attachment['url'] );
115
116	return $attachment;
117	}
118
119	global $wpdb;
120
121	// Already imported? Then return!
122	if ( isset( $this->already_imported_ids[ $attachment['id'] ] ) ) {
123
124	wcf()->logger->import_log( 'Download (✓) Replace (✓) - ' . $attachment['url'] );
125
126	return $this->already_imported_ids[ $attachment['id'] ];
127	}
128
129	// 1. Is already imported in Batch Import Process?
130	$post_id = $wpdb->get_var(
131	$wpdb->prepare(
132	"
133	SELECT post_id FROM {$wpdb->postmeta}
134	WHERE meta_key = '_cartflows_image_hash'
135	AND meta_value = %s
136	",
137	$this->get_hash_image( $attachment['url'] )
138	)
139	);
140
141	// 2. Is image already imported though XML?
142	if ( empty( $post_id ) ) {
143
144	// Get file name without extension.
145	// To check it exist in attachment.
146	$filename = basename( $attachment['url'] );
147
148	wcf()->logger->import_log( 'File Basename - ' . $filename );
149
150	$post_id = $wpdb->get_var( $wpdb->prepare( "
151	SELECT post_id FROM {$wpdb->postmeta}
152	WHERE meta_key = '_wp_attached_file'
153	AND meta_value LIKE %s
154	", '%/' . $filename . '%' ) );
155
156	wcf()->logger->import_log( 'Download (✓) Replace (✓) - ' . $attachment['url'] );
157	}
158
159	if ( $post_id ) {
160	$new_attachment = array(
161	'id' => $post_id,
162	'url' => wp_get_attachment_url( $post_id ),
163	);
164	$this->already_imported_ids[ $attachment['id'] ] = $new_attachment;
165
166	return $new_attachment;
167	}
168
169	return false;
170	}
171
172	/**
173	* Import Image
174	*
175	* @since 1.1.1
176	* @param array $attachment Attachment array.
177	* @return array Attachment array.
178	*/
179	public function import( $attachment ) {
180
181	$saved_image = $this->get_saved_image( $attachment );
182
183	if ( $saved_image ) {
184	return $saved_image;
185	}
186
187	$file_content = wp_remote_retrieve_body( wp_safe_remote_get( $attachment['url'], array( 'timeout' => '60', 'sslverify' => false) ) );
188
189	// Empty file content?
190	if ( empty( $file_content ) ) {
191
192	wcf()->logger->import_log( 'Download (✕) Replace (✕) - ' . $attachment['url'] );
193	wcf()->logger->import_log( 'Error: Failed wp_remote_retrieve_body().' );
194
195	return $attachment;
196	}
197
198	// Extract the file name and extension from the URL.
199	$filename = basename( $attachment['url'] );
200
201	$upload = wp_upload_bits(
202	$filename,
203	null,
204	$file_content
205	);
206
207	$post = array(
208	'post_title' => $filename,
209	'guid' => $upload['url'],
210	);
211
212	$info = wp_check_filetype( $upload['file'] );
213	if ( $info ) {
214	$post['post_mime_type'] = $info['type'];
215	} else {
216	// For now just return the origin attachment.
217	return $attachment;
218	}
219
220	$post_id = wp_insert_attachment( $post, $upload['file'] );
221	wp_update_attachment_metadata(
222	$post_id,
223	wp_generate_attachment_metadata( $post_id, $upload['file'] )
224	);
225	update_post_meta( $post_id, '_cartflows_image_hash', $this->get_hash_image( $attachment['url'] ) );
226
227	$new_attachment = array(
228	'id' => $post_id,
229	'url' => $upload['url'],
230	);
231
232	wcf()->logger->import_log( 'Download (✓) Replace (✓) - ' . $attachment['url'] );
233
234	$this->already_imported_ids[ $attachment['id'] ] = $new_attachment;
235
236	return $new_attachment;
237	}
238
239	}
240
241	/**
242	* Initialize class object with 'get_instance()' method
243	*/
244	CartFlows_Import_Image::get_instance();
245
246	endif;