wp-extra / src / Modules / Backend / Duplicate.php

Duplicate.php in WP EXtra – One Click Optimize trunk, at src/Modules/Backend/Duplicate.php

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1	<?php
2	namespace WPEXtra\Modules\Backend;
3
4	if ( ! defined( 'ABSPATH' ) ) {
5	exit;
6	}
7
8	use WPEXtra\Helper;
9	use WPEXtra\Base;
10
11	class Duplicate extends Base {
12
13	public function __construct() {
14	parent::__construct();
15	}
16
17	protected $features = [
18	'duplicate',
19	'duplicate_tax',
20	];
21
22	public function duplicate() {
23	add_action('admin_action_duplicate_as_draft', [$this, 'duplicate_as_draft']);
24	add_filter('post_row_actions', [$this, 'duplicate_post_link'], 10, 2);
25	add_filter('page_row_actions', [$this, 'duplicate_post_link'], 10, 2);
26	}
27
28	public function duplicate_tax() {
29	add_filter('tag_row_actions', [$this, 'add_tag_row_action'], 10, 2);
30	add_action('admin_post_duplicate-term', [$this, 'process_duplicate_term']);
31	add_action('admin_notices', [$this, 'add_admin_notice']);
32	}
33
34	public function duplicate_as_draft() {
35	$nonce = sanitize_text_field($_REQUEST['nonce'] ?? '');
36	$post_id = intval($_REQUEST['post'] ?? 0);
37	if (empty($nonce) \|\| empty($post_id)) {
38	wp_die(esc_html__('Invalid request status.', 'wp-extra'));
39	}
40	if (!wp_verify_nonce($nonce, 'duplicate-page-' . $post_id)) {
41	wp_die(esc_html__('Security check failed.', 'wp-extra'));
42	}
43	$post = get_post($post_id);
44	if (empty($post)) {
45	wp_die(esc_html__('No posts found.', 'wp-extra'));
46	}
47	if (!current_user_can('edit_post', $post_id)) {
48	wp_die(esc_html__('Unauthorized to duplicate this item.', 'wp-extra'));
49	}
50
51	$post_status = current_user_can('publish_posts') ? 'draft' : 'pending';
52	$this->duplicate_edit_post($post_id, $post_status);
53	}
54
55	public function duplicate_edit_post($post_id, $post_status = 'draft') {
56	$post = get_post($post_id);
57	if (empty($post)) {
58	wp_die(esc_html__('No posts found.', 'wp-extra'));
59	}
60	$current_user = wp_get_current_user();
61	$args = [
62	'comment_status' => $post->comment_status,
63	'ping_status' => $post->ping_status,
64	'post_author' => $current_user->ID,
65	'post_content' => wp_slash($post->post_content),
66	'post_excerpt' => wp_slash($post->post_excerpt),
67	'post_parent' => $post->post_parent,
68	'post_password' => $post->post_password,
69	'post_status' => $post_status,
70	'post_title' => wp_slash($post->post_title . ' ' . __('(Copy)', 'wp-extra')),
71	'post_type' => $post->post_type,
72	'to_ping' => $post->to_ping,
73	'menu_order' => $post->menu_order,
74	];
75	$new_post_id = wp_insert_post($args);
76	if (is_wp_error($new_post_id)) {
77	wp_die(esc_html($new_post_id->get_error_message()));
78	}
79
80	// Copy taxonomies
81	$taxonomies = get_object_taxonomies($post->post_type);
82	if (!empty($taxonomies) && is_array($taxonomies)) {
83	foreach ($taxonomies as $taxonomy) {
84	$post_terms = wp_get_object_terms($post_id, $taxonomy, ['fields' => 'ids']);
85	if (!empty($post_terms) && !is_wp_error($post_terms)) {
86	wp_set_object_terms($new_post_id, $post_terms, $taxonomy, false);
87	}
88	}
89	}
90
91	// Copy post meta (excluding internal locks and edits)
92	$exclude_meta = ['_edit_lock', '_edit_last'];
93	$post_meta = get_post_custom($post_id);
94	if (!empty($post_meta) && is_array($post_meta)) {
95	foreach ($post_meta as $meta_key => $meta_values) {
96	if (in_array($meta_key, $exclude_meta, true)) {
97	continue;
98	}
99	foreach ($meta_values as $meta_value) {
100	add_post_meta($new_post_id, $meta_key, maybe_unserialize($meta_value));
101	}
102	}
103	}
104
105	// Copy post format if supported
106	if (current_theme_supports('post-formats') && post_type_supports($post->post_type, 'post-formats')) {
107	$format = get_post_format($post_id);
108	if ($format) {
109	set_post_format($new_post_id, $format);
110	}
111	}
112
113	wp_safe_redirect(esc_url_raw(admin_url('post.php?action=edit&post=' . intval($new_post_id))));
114	exit;
115	}
116
117	public function duplicate_post_link($actions, $post) {
118	if ($post->post_type === 'acf-field-group') {
119	return $actions;
120	}
121	$duplicate_types = (array) Helper::get_option('duplicate', []);
122	if (current_user_can('edit_post', $post->ID) && in_array($post->post_type, $duplicate_types, true)) {
123	$actions['duplicate'] = '<a href="' . esc_url(admin_url('admin.php?action=duplicate_as_draft&post=' . intval($post->ID) . '&nonce=' . wp_create_nonce('duplicate-page-' . intval($post->ID)))) . '">' . __('Copy', 'wp-extra') . '</a>';
124	}
125	return $actions;
126	}
127
128	public function add_admin_notice() {
129	if (isset($_GET['duplicated']) && $_GET['duplicated'] === 'true') {
130	echo '<div class="notice notice-success is-dismissible"><p>' . esc_html__('Term duplicated successfully.', 'wp-extra') . '</p></div>';
131	}
132	}
133
134	public function process_duplicate_term() {
135	check_admin_referer('duplicate-term');
136	$term_id = (int) filter_input(INPUT_GET, 'term_id');
137	$taxonomy = sanitize_key(filter_input(INPUT_GET, 'taxonomy'));
138	$tax_obj = get_taxonomy($taxonomy);
139	if (!$tax_obj \|\| !current_user_can($tax_obj->cap->edit_terms)) {
140	wp_die(esc_html__('Sorry, you are not allowed to edit this taxonomy.', 'wp-extra'));
141	}
142	$new_term = $this->duplicate_term($term_id, $taxonomy);
143	if (is_wp_error($new_term)) {
144	wp_die(esc_html($new_term->get_error_message()));
145	}
146	$url = wp_get_referer() ?: admin_url("edit-tags.php?taxonomy={$taxonomy}");
147	$url = add_query_arg('duplicated', 'true', $url);
148	wp_safe_redirect($url);
149	exit;
150	}
151
152	public function add_tag_row_action($actions, $tag) {
153	$duplicate_tax = (array) Helper::get_option('duplicate_tax', []);
154	$tax_obj = get_taxonomy($tag->taxonomy);
155	if ($tax_obj && current_user_can($tax_obj->cap->edit_terms) && in_array($tag->taxonomy, $duplicate_tax, true)) {
156	$actions['duplicate'] = sprintf(
157	'<a href="%s">%s</a>',
158	esc_url($this->get_duplicate_term_url($tag)),
159	__('Copy', 'wp-extra')
160	);
161	}
162	return $actions;
163	}
164
165	private function get_duplicate_term_url($tag) {
166	return wp_nonce_url(add_query_arg([
167	'term_id' => $tag->term_id,
168	'taxonomy' => $tag->taxonomy,
169	'action' => 'duplicate-term',
170	], admin_url('admin-post.php')), 'duplicate-term');
171	}
172
173	private function get_new_term_name($name, $taxonomy, $parent) {
174	$i = 1;
175	do {
176	$new_name = sprintf(__('%1$s (%2$d)', 'wp-extra'), $name, $i++);
177	} while (term_exists($new_name, $taxonomy, $parent));
178	return $new_name;
179	}
180
181	private function duplicate_term($term_id, $taxonomy) {
182	$term = get_term($term_id, $taxonomy);
183	if (is_wp_error($term) \|\| !$term) {
184	return $term ?: new \WP_Error('invalid_term', __('Term not found.', 'wp-extra'));
185	}
186	$new_term = wp_insert_term($this->get_new_term_name($term->name, $term->taxonomy, $term->parent), $term->taxonomy, [
187	'description' => $term->description,
188	'parent' => $term->parent,
189	]);
190	if (is_wp_error($new_term)) {
191	return $new_term;
192	}
193
194	$new_term_id = (int) $new_term['term_id'];
195
196	// Duplicate term meta
197	$term_meta = get_term_meta($term_id);
198	if (!empty($term_meta) && is_array($term_meta)) {
199	foreach ($term_meta as $meta_key => $meta_values) {
200	foreach ($meta_values as $meta_value) {
201	add_term_meta($new_term_id, $meta_key, maybe_unserialize($meta_value));
202	}
203	}
204	}
205
206	// Fast & memory-safe batch assignment of posts to the new term
207	$this->duplicate_posts_by_taxonomy($term_id, $new_term_id, $taxonomy);
208
209	return $new_term;
210	}
211
212	private function duplicate_posts_by_taxonomy($old_term_id, $new_term_id, $taxonomy) {
213	$object_ids = get_objects_in_term((int)$old_term_id, $taxonomy);
214	if (!empty($object_ids) && !is_wp_error($object_ids)) {
215	foreach (array_chunk($object_ids, 200) as $chunk) {
216	foreach ($chunk as $object_id) {
217	wp_set_object_terms((int)$object_id, (int)$new_term_id, $taxonomy, true);
218	}
219	}
220	}
221	}
222	}