patchstack / includes / upload.php

upload.php in Patchstack – WordPress & Plugins Security 2.1.20, at includes/upload.php

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1	<?php
2
3	// Do not allow the file to be called directly.
4	if ( ! defined( 'ABSPATH' ) ) {
5	exit;
6	}
7
8	/**
9	* This class is used to upload the local logs to our API so it can
10	* be shown on the app.
11	*/
12	class P_Upload extends P_Core {
13
14	/**
15	* Add the actions required to upload logs to our API.
16	*
17	* @param Patchstack $core
18	* @return void
19	*/
20	public function __construct( $core ) {
21	parent::__construct( $core );
22
23	// In case the software has never been synchronized, force it.
24	if ( ! get_option( 'patchstack_software_data_hash', false ) ) {
25	$this->upload_software();
26	}
27
28	// Register the actions.
29	add_action( 'patchstack_send_software_data', array( $this, 'upload_software' ) );
30	add_action( 'patchstack_send_hacker_logs', array( $this, 'upload_firewall_logs' ) );
31	add_action( 'patchstack_send_event_logs', array( $this, 'upload_activity_logs' ) );
32
33	// In case a plugin or upgrade has been performed, re-synchronize with the app.
34	add_action( 'activated_plugin', array( $this, 'upload_software' ) );
35	add_action( 'deactivated_plugin', array( $this, 'upload_software' ) );
36	add_action( 'deleted_plugin', array( $this, 'upload_software' ) );
37	add_action( 'upgrader_process_complete', array( $this, 'upload_software' ) );
38	add_action( '_core_updated_successfully', array( &$this, 'upload_software' ) );
39	}
40
41	/**
42	* Synchronize the software data with our API.
43	* This includes plugins, themes, WordPress and PHP version.
44	*
45	* @return void\|array
46	*/
47	public function upload_software() {
48	// Get the software data and hash.
49	$data = $this->get_software_data();
50	$hash = sha1( json_encode( $data ) );
51	if ( ! defined( 'DOING_CRON' ) && ! isset( $_POST['webarx_secret'] ) && get_option( 'patchstack_software_data_hash', false ) === $hash && ! is_admin() ) {
52	return;
53	}
54
55	// Synchronize the software list with the API.
56	$results = $this->plugin->api->upload_software( array( 'software' => json_encode( $data ) ) );
57	if ( isset( $results['success'] ) ) {
58	update_option( 'patchstack_software_data_hash', $hash );
59
60	// The result will also contain a list of all vulnerable plugins on the site that is returned by the API.
61	// If the auto update setting is enabled for vulnerable plugins, perform the update once the 15 minute
62	// scheduled task "patchstack_update_plugins" is executed.
63	$update = get_site_option( 'patchstack_auto_update', array() );
64	if ( isset( $results['vulnerable'] ) && is_array( $update ) && in_array( 'vulnerable', $update ) ) {
65	update_site_option( 'patchstack_vulnerable_plugins', $results['vulnerable'] );
66	}
67
68	return $results;
69	}
70
71	return;
72	}
73
74	/**
75	* Synchronize the firewall logs with our API.
76	*
77	* @return void
78	*/
79	public function upload_firewall_logs() {
80	global $wpdb;
81	$lastid = get_option( 'patchstack_firewall_log_lastid', 0 );
82	$items = $wpdb->get_results( $wpdb->prepare( 'SELECT ip, log_date, request_uri, user_agent, fid, method, post_data FROM ' . $wpdb->prefix . 'patchstack_firewall_log WHERE id > %d ORDER BY id', $lastid ) );
83
84	// No need to synchronize if there are no new logs present.
85	if ( $wpdb->num_rows == 0 ) {
86	return;
87	}
88
89	// Construct the array to be uploaded to our API.
90	$logs = array();
91	foreach ( $items as $item ) {
92
93	// Entries that we don't want to store on the API side.
94	if ( stripos( $item->request_uri, 'wp-comments-post' ) !== false ) {
95	continue;
96	}
97
98	// Push to entries to be uploaded.
99	$logs[] = array(
100	'ip' => $item->ip,
101	'fid' => $item->fid,
102	'request_uri' => $item->request_uri,
103	'user_agent' => $item->user_agent,
104	'method' => $item->method,
105	'log_date' => $item->log_date,
106	'post_data' => $item->post_data,
107	);
108	}
109
110	// JSON encode the logs and upload.
111	$logs = json_encode( $logs );
112	$results = $this->plugin->api->upload_firewall_logs(
113	array(
114	'logs' => $logs,
115	'type' => 'firewall',
116	)
117	);
118	if ( isset( $results['errors'] ) ) {
119	return;
120	}
121
122	// Get the most recent id of the logs.
123	$lastid = $wpdb->get_var( 'SELECT id FROM ' . $wpdb->prefix . 'patchstack_firewall_log ORDER BY id DESC LIMIT 0, 1' );
124	update_option( 'patchstack_firewall_log_lastid', $lastid );
125
126	// Delete logs that are older than 2 weeks.
127	$wpdb->query( 'DELETE FROM ' . $wpdb->prefix . 'patchstack_firewall_log WHERE log_date < DATE_SUB(NOW(), INTERVAL 14 DAY)' );
128	}
129
130	/**
131	* Synchronize the activity logs with our API.
132	*
133	* @return void
134	*/
135	public function upload_activity_logs() {
136	global $wpdb;
137
138	// Determine if we should upload failed logins to the app.
139	$where = " AND action != 'failed login' ";
140	if ( $this->get_option( 'patchstack_activity_log_failed_logins_db', 0 ) == 1 ) {
141	$where = ' ';
142	}
143
144	// Do we have data to upload?
145	$lastid = get_option( 'patchstack_eventlog_lastid', 0 );
146	$items = $wpdb->get_results( $wpdb->prepare( 'SELECT author, ip, object, object_id, object_name, action, date FROM ' . $wpdb->prefix . 'patchstack_event_log WHERE id > %d' . $where . 'ORDER BY id', array( $lastid ) ) );
147	if ( $wpdb->num_rows == 0 ) {
148	return;
149	}
150
151	// Send to the API.
152	$logs = json_encode( $items );
153	$results = $this->plugin->api->upload_activity_logs( array( 'logs' => $logs ) );
154	if ( isset( $results['errors'] ) ) {
155	return;
156	}
157
158	// Get the most recent id of the logs.
159	$lastid = $wpdb->get_var( 'SELECT id FROM ' . $wpdb->prefix . 'patchstack_event_log ORDER BY id DESC LIMIT 0, 1' );
160	update_option( 'patchstack_eventlog_lastid', $lastid );
161
162	// Delete logs that are older than 2 weeks.
163	$wpdb->query( 'DELETE FROM ' . $wpdb->prefix . 'patchstack_event_log WHERE date < DATE_SUB(NOW(), INTERVAL 14 DAY)' );
164	}
165
166	/**
167	* Obtain information about the software that the user has installed.
168	* This includes plugins, themes, WordPress and PHP version.
169	*
170	* @return array
171	*/
172	public function get_software_data() {
173	if ( ! function_exists( 'get_plugins' ) ) {
174	require_once ABSPATH . 'wp-admin/includes/plugin.php';
175	}
176	if ( ! function_exists( 'get_plugin_updates' ) ) {
177	require_once ABSPATH . 'wp-admin/includes/update.php';
178	}
179
180	// Refetch updates data if we are performing a plugin listener related action.
181	if ( isset( $_POST['webarx_secret'] ) ) {
182	@require_once ABSPATH . 'wp-includes/update.php';
183	@wp_update_themes();
184	@wp_update_plugins();
185	}
186
187	// Fetch list of plugins.
188	$all_plugin = get_plugins();
189	$installed_plugins = array_keys( $all_plugin );
190	$updatable_plugins = get_plugin_updates();
191	$software_list = array();
192
193	foreach ( $installed_plugins as $plugin ) {
194	if ( ! file_exists( WP_PLUGIN_DIR . '/' . $plugin ) ) {
195	continue;
196	}
197
198	$plugin_data = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin );
199	$new_version = empty( $updatable_plugins[ $plugin ]->update->new_version ) ? '' : $updatable_plugins[ $plugin ]->update->new_version;
200	$plugin_name = empty( $plugin_data['Name'] ) ? '' : $plugin_data['Name'];
201	$plugin_version = empty( $plugin_data['Version'] ) ? '' : $plugin_data['Version'];
202
203	if ( ! empty( $plugin_name ) && ! empty( $plugin_version ) ) {
204
205	// Determine the active state.
206	if ( isset( $_GET['action'], $_GET['plugin'] ) && $_GET['action'] == 'deactivate' && $_GET['plugin'] == $plugin) {
207	$active = 0;
208	} else {
209	$active = (int) is_plugin_active( $plugin );
210	}
211
212	$software_list[] = array(
213	'sw_type' => 'plugin',
214	'sw_name' => $plugin_name,
215	'sw_cur_ver' => $plugin_version,
216	'sw_new_ver' => $new_version,
217	'sw_key' => $plugin,
218	'sw_active' => $active
219	);
220	}
221	}
222
223	// Fetch list of themes.
224	$themes = wp_get_themes();
225	$themes_keys = array_keys( $themes );
226	$updatable_themes = get_theme_updates();
227
228	foreach ( $themes_keys as $theme_key ) {
229	$themes_data = $themes[ $theme_key ];
230	$theme_temporary = empty( $updatable_themes[ $theme_key ] ) ? '' : $updatable_themes[ $theme_key ];
231	$theme_new_version = empty( $updatable_themes[ $theme_key ] ) \|\| ! isset( $theme_temporary->update, $theme_temporary->update['new_version'] ) ? '' : $theme_temporary->update['new_version'];
232	$theme_name = $themes_data->get( 'Name' );
233	$theme_version = $themes_data->get( 'Version' );
234
235	if ( ! empty( $theme_name ) && ! empty( $theme_version ) ) {
236	$software_list[] = array(
237	'sw_type' => 'theme',
238	'sw_name' => $theme_name,
239	'sw_cur_ver' => $theme_version,
240	'sw_new_ver' => $theme_new_version,
241	'sw_key' => $theme_key,
242	);
243	}
244	}
245
246	// Fetch WordPress version.
247	global $wp_version;
248	$core_updates = get_core_updates();
249	$new_wp_version = ( ! empty( $core_updates ) && $core_updates[0]->response == 'upgrade' ) ? $core_updates[0]->version : '';
250	$software_list[] = array(
251	'sw_type' => 'wordpress',
252	'sw_name' => 'WordPress',
253	'sw_cur_ver' => $wp_version,
254	'sw_new_ver' => $new_wp_version,
255	);
256
257	// Fetch PHP version.
258	$software_list[] = array(
259	'sw_type' => 'php',
260	'sw_name' => 'PHP',
261	'sw_cur_ver' => substr( phpversion(), 0, 5 ),
262	'sw_new_ver' => '',
263	);
264
265	return $software_list;
266	}
267	}
268