export.php at 3.3.1 · Advanced Custom Fields (ACF®)

advanced-custom-fields / core / actions / export.php

export.php

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1	<?php
2	/*--------------------------------------------------------------------------------------
3	*
4	* ACF Export
5	*
6	* @author Elliot Condon
7	* @since 3.0.2
8	*
9	-------------------------------------------------------------------------------------/
10
11	// includes
12	require_once('../../../../../wp-load.php');
13	require_once('../../../../../wp-admin/admin.php');
14
15
16	// check for posts
17	if(!isset($_POST['acf_posts']))
18	{
19	wp_die(__("No ACF groups selected",'acf'));
20	}
21
22
23	/**
24	* Version number for the export format.
25	*
26	* Bump this when something changes that might affect compatibility.
27	*
28	* @since 2.5.0
29	*/
30	define( 'WXR_VERSION', '1.1' );
31
32
33	/**
34	* Wrap given string in XML CDATA tag.
35	*
36	* @since 2.1.0
37	*
38	* @param string $str String to wrap in XML CDATA tag.
39	*/
40	function wxr_cdata( $str ) {
41	if ( seems_utf8( $str ) == false )
42	$str = utf8_encode( $str );
43
44	// $str = ent2ncr(esc_html($str));
45	$str = "<![CDATA[$str" . ( ( substr( $str, -1 ) == ']' ) ? ' ' : '' ) . ']]>';
46
47	return $str;
48	}
49
50	/**
51	* Return the URL of the site
52	*
53	* @since 2.5.0
54	*
55	* @return string Site URL.
56	*/
57	function wxr_site_url() {
58	// ms: the base url
59	if ( is_multisite() )
60	return network_home_url();
61	// wp: the blog url
62	else
63	return get_bloginfo_rss( 'url' );
64	}
65
66	/**
67	* Output a tag_description XML tag from a given tag object
68	*
69	* @since 2.3.0
70	*
71	* @param object $tag Tag Object
72	*/
73	function wxr_tag_description( $tag ) {
74	if ( empty( $tag->description ) )
75	return;
76
77	echo '<wp:tag_description>' . wxr_cdata( $tag->description ) . '</wp:tag_description>';
78	}
79
80	/**
81	* Output a term_name XML tag from a given term object
82	*
83	* @since 2.9.0
84	*
85	* @param object $term Term Object
86	*/
87	function wxr_term_name( $term ) {
88	if ( empty( $term->name ) )
89	return;
90
91	echo '<wp:term_name>' . wxr_cdata( $term->name ) . '</wp:term_name>';
92	}
93
94	/**
95	* Output a term_description XML tag from a given term object
96	*
97	* @since 2.9.0
98	*
99	* @param object $term Term Object
100	*/
101	function wxr_term_description( $term ) {
102	if ( empty( $term->description ) )
103	return;
104
105	echo '<wp:term_description>' . wxr_cdata( $term->description ) . '</wp:term_description>';
106	}
107
108	/**
109	* Output list of authors with posts
110	*
111	* @since 3.1.0
112	*/
113	function wxr_authors_list() {
114	global $wpdb;
115
116	$authors = array();
117	$results = $wpdb->get_results( "SELECT DISTINCT post_author FROM $wpdb->posts" );
118	foreach ( (array) $results as $result )
119	$authors[] = get_userdata( $result->post_author );
120
121	$authors = array_filter( $authors );
122
123	foreach( $authors as $author ) {
124	echo "\t<wp:author>";
125	echo '<wp:author_id>' . $author->ID . '</wp:author_id>';
126	echo '<wp:author_login>' . $author->user_login . '</wp:author_login>';
127	echo '<wp:author_email>' . $author->user_email . '</wp:author_email>';
128	echo '<wp:author_display_name>' . wxr_cdata( $author->display_name ) . '</wp:author_display_name>';
129	echo '<wp:author_first_name>' . wxr_cdata( $author->user_firstname ) . '</wp:author_first_name>';
130	echo '<wp:author_last_name>' . wxr_cdata( $author->user_lastname ) . '</wp:author_last_name>';
131	echo "</wp:author>\n";
132	}
133	}
134
135	header( 'Content-Description: File Transfer' );
136	header( 'Content-Disposition: attachment; filename=advanced-custom-field-export.xml' );
137	header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ), true );
138
139
140	echo '<?xml version="1.0" encoding="' . get_bloginfo('charset') . "\" ?>\n";
141
142	?>
143	<!-- This is a WordPress eXtended RSS file generated by WordPress as an export of your site. -->
144	<!-- It contains information about your site's posts, pages, comments, categories, and other content. -->
145	<!-- You may use this file to transfer that content from one site to another. -->
146	<!-- This file is not intended to serve as a complete backup of your site. -->
147
148	<!-- To import this information into a WordPress site follow these steps: -->
149	<!-- 1. Log in to that site as an administrator. -->
150	<!-- 2. Go to Tools: Import in the WordPress admin panel. -->
151	<!-- 3. Install the "WordPress" importer from the list. -->
152	<!-- 4. Activate & Run Importer. -->
153	<!-- 5. Upload this file using the form provided on that page. -->
154	<!-- 6. You will first be asked to map the authors in this export file to users -->
155	<!-- on the site. For each author, you may choose to map to an -->
156	<!-- existing user on the site or to create a new user. -->
157	<!-- 7. WordPress will then import each of the posts, pages, comments, categories, etc. -->
158	<!-- contained in this file into your site. -->
159
160	<?php the_generator( 'export' ); ?>
161	<rss version="2.0"
162	xmlns:excerpt="http://wordpress.org/export/<?php echo WXR_VERSION; ?>/excerpt/"
163	xmlns:content="http://purl.org/rss/1.0/modules/content/"
164	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
165	xmlns:dc="http://purl.org/dc/elements/1.1/"
166	xmlns:wp="http://wordpress.org/export/<?php echo WXR_VERSION; ?>/"
167	>
168
169	<channel>
170	<title><?php bloginfo_rss( 'name' ); ?></title>
171	<link><?php bloginfo_rss( 'url' ); ?></link>
172	<description><?php bloginfo_rss( 'description' ); ?></description>
173	<pubDate><?php echo date( 'D, d M Y H:i:s +0000' ); ?></pubDate>
174	<language><?php echo get_option( 'rss_language' ); ?></language>
175	<wp:wxr_version><?php echo WXR_VERSION; ?></wp:wxr_version>
176	<wp:base_site_url><?php echo wxr_site_url(); ?></wp:base_site_url>
177	<wp:base_blog_url><?php bloginfo_rss( 'url' ); ?></wp:base_blog_url>
178	<?php wxr_authors_list(); ?>
179	<?php if ( $_POST['acf_posts'] ) {
180
181	global $wp_query;
182	$wp_query->in_the_loop = true; // Fake being in the loop.
183
184	$where = 'WHERE ID IN (' . join( ',', $_POST['acf_posts'] ) . ')';
185	$posts = $wpdb->get_results( "SELECT * FROM {$wpdb->posts} $where" );
186
187	// Begin Loop
188	foreach ( $posts as $post ) {
189	setup_postdata( $post );
190	?>
191	<item>
192	<title><?php echo apply_filters( 'the_title_rss', $post->post_title ); ?></title>
193	<link><?php the_permalink_rss() ?></link>
194	<pubDate><?php echo mysql2date( 'D, d M Y H:i:s +0000', get_post_time( 'Y-m-d H:i:s', true ), false ); ?></pubDate>
195	<dc:creator><?php echo get_the_author_meta( 'login' ); ?></dc:creator>
196	<guid isPermaLink="false"><?php esc_url( the_guid() ); ?></guid>
197	<wp:post_id><?php echo $post->ID; ?></wp:post_id>
198	<wp:post_date><?php echo $post->post_date; ?></wp:post_date>
199	<wp:post_date_gmt><?php echo $post->post_date_gmt; ?></wp:post_date_gmt>
200	<wp:comment_status><?php echo $post->comment_status; ?></wp:comment_status>
201	<wp:ping_status><?php echo $post->ping_status; ?></wp:ping_status>
202	<wp:post_name><?php echo $post->post_name; ?></wp:post_name>
203	<wp:status><?php echo $post->post_status; ?></wp:status>
204	<wp:post_parent><?php echo $post->post_parent; ?></wp:post_parent>
205	<wp:menu_order><?php echo $post->menu_order; ?></wp:menu_order>
206	<wp:post_type><?php echo $post->post_type; ?></wp:post_type>
207	<wp:post_password><?php echo $post->post_password; ?></wp:post_password>
208	<?php $postmeta = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->postmeta WHERE post_id = %d", $post->ID ) );
209	foreach( $postmeta as $meta ) : if ( $meta->meta_key != '_edit_lock' ) : ?>
210	<wp:postmeta>
211	<wp:meta_key><?php echo $meta->meta_key; ?></wp:meta_key>
212	<wp:meta_value><?php echo wxr_cdata( $meta->meta_value ); ?></wp:meta_value>
213	</wp:postmeta>
214	<?php endif; endforeach; ?>
215	</item>
216	<?php
217	}
218	}
219	?>
220	</channel>
221	</rss>