wp-optimize / optimizations / usermeta.php

usermeta.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.19, at optimizations/usermeta.php

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1	<?php
2
3	if (!defined('WPO_VERSION')) die('No direct access allowed');
4
5	class WP_Optimization_usermeta extends WP_Optimization {
6
7	public $ui_sort_order = 8001;
8
9	public $available_for_auto = true;
10
11	public $available_for_saving = true;
12
13	public $auto_default = false;
14
15	/**
16	* Prepare data for preview widget.
17	*
18	* @param array $params
19	*
20	* @return array
21	*/
22	public function preview($params) {
23	// get data requested for preview.
24	$sql = $this->wpdb->prepare(
25	"SELECT um.* FROM `" . $this->wpdb->usermeta . "` um".
26	" LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id".
27	" WHERE wu.ID IS NULL".
28	" ORDER BY um.umeta_id LIMIT %d, %d;",
29	array(
30	$params['offset'],
31	$params['limit'],
32	)
33	);
34
35	$users = $this->wpdb->get_results($sql, ARRAY_A);
36
37	// get total count user meta for optimization.
38	$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->usermeta . "` um LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id WHERE wu.ID IS NULL;";
39
40	$total = $this->wpdb->get_var($sql);
41
42	return array(
43	'id_key' => 'umeta_id',
44	'columns' => array(
45	'umeta_id' => __('ID', 'wp-optimize'),
46	'user_id' => __('User ID', 'wp-optimize'),
47	'meta_key' => __('Meta Key', 'wp-optimize'),
48	'meta_value' => __('Meta Value', 'wp-optimize'),
49	),
50	'offset' => $params['offset'],
51	'limit' => $params['limit'],
52	'total' => $total,
53	'data' => $this->htmlentities_array($users, array('ID')),
54	'message' => $total > 0 ? '' : __('No orphaned user meta data in your database', 'wp-optimize'),
55	);
56	}
57
58	/**
59	* Do actions after optimize() function.
60	*/
61	public function after_optimize() {
62	$message = sprintf(_n('%s orphaned user meta data deleted', '%s orphaned user meta data deleted', $this->processed_count, 'wp-optimize'), number_format_i18n($this->processed_count));
63
64	if ($this->is_multisite_mode()) {
65	$message .= ' ' . sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids));
66	}
67
68	$this->logger->info($message);
69	$this->register_output($message);
70	}
71
72	/**
73	* Do optimization.
74	*/
75	public function optimize() {
76	$clean = "DELETE um FROM `" . $this->wpdb->usermeta . "` um LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id WHERE wu.ID IS NULL";
77
78	// if posted ids in params, then remove only selected items. used by preview widget.
79	if (isset($this->data['ids'])) {
80	$clean .= ' AND um.umeta_id in ('.join(',', $this->data['ids']).')';
81	}
82
83	$clean .= ";";
84
85	$usermeta = $this->query($clean);
86	$this->processed_count += $usermeta;
87	}
88
89	/**
90	* Do actions after get_info() function.
91	*/
92	public function after_get_info() {
93	if ($this->found_count) {
94	$message = sprintf(_n('%s orphaned user meta data in your database', '%s orphaned user meta data in your database', $this->found_count, 'wp-optimize'), number_format_i18n($this->found_count));
95	} else {
96	$message = __('No orphaned user meta data in your database', 'wp-optimize');
97	}
98
99	if ($this->is_multisite_mode()) {
100	$message .= ' ' . sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids));
101	}
102
103	// add preview link to message.
104	if ($this->found_count > 0) {
105	$message = $this->get_preview_link($message);
106	}
107
108	$this->register_output($message);
109	}
110
111	/**
112	* Get count of unoptimized items.
113	*/
114	public function get_info() {
115	$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->usermeta . "` um LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id WHERE wu.ID IS NULL;";
116	$usermeta = $this->wpdb->get_var($sql);
117
118	$this->found_count += $usermeta;
119	}
120
121	/**
122	* Get settings label.
123	*/
124	public function settings_label() {
125	return __('Clean user meta data', 'wp-optimize');
126	}
127
128	/**
129	* Get auto option description.
130	*/
131	public function get_auto_option_description() {
132	return __('Remove orphaned user meta', 'wp-optimize');
133	}
134	}
135