| 1 |
<?php |
| 2 |
|
| 3 |
namespace WP_Stream; |
| 4 |
|
| 5 |
class Log { |
| 6 |
|
| 7 |
/** |
| 8 |
* Hold Plugin class |
| 9 |
* |
| 10 |
* @var Plugin |
| 11 |
*/ |
| 12 |
public $plugin; |
| 13 |
|
| 14 |
/** |
| 15 |
* Hold Current visitors IP Address. |
| 16 |
* |
| 17 |
* @var string |
| 18 |
*/ |
| 19 |
private $ip_address; |
| 20 |
|
| 21 |
|
| 22 |
/** |
| 23 |
* Previous Stream record ID, used for chaining same-session records |
| 24 |
* |
| 25 |
* @var int |
| 26 |
*/ |
| 27 |
private $prev_record; |
| 28 |
|
| 29 |
/** |
| 30 |
* Class constructor. |
| 31 |
* |
| 32 |
* @param Plugin $plugin The main Plugin class. |
| 33 |
*/ |
| 34 |
public function __construct( $plugin ) { |
| 35 |
$this->plugin = $plugin; |
| 36 |
|
| 37 |
// Support proxy mode by checking the `X-Forwarded-For` header first. |
| 38 |
$ip_address = wp_stream_filter_input( INPUT_SERVER, 'HTTP_X_FORWARDED_FOR', FILTER_VALIDATE_IP ); |
| 39 |
$ip_address = $ip_address ? $ip_address : wp_stream_filter_input( INPUT_SERVER, 'REMOTE_ADDR', FILTER_VALIDATE_IP ); |
| 40 |
|
| 41 |
$this->ip_address = $ip_address; |
| 42 |
|
| 43 |
// Ensure function used in various methods is pre-loaded. |
| 44 |
if ( ! function_exists( 'is_plugin_active_for_network' ) ) { |
| 45 |
require_once ABSPATH . '/wp-admin/includes/plugin.php'; |
| 46 |
} |
| 47 |
} |
| 48 |
|
| 49 |
/** |
| 50 |
* Log handler |
| 51 |
* |
| 52 |
* @param Connector $connector Connector responsible for logging the event. |
| 53 |
* @param string $message sprintf-ready error message string. |
| 54 |
* @param array $args sprintf (and extra) arguments to use. |
| 55 |
* @param int $object_id Target object id. |
| 56 |
* @param string $context Context of the event. |
| 57 |
* @param string $action Action of the event. |
| 58 |
* @param int $user_id User responsible for the event. |
| 59 |
* |
| 60 |
* @return mixed True if updated, otherwise false|WP_Error |
| 61 |
*/ |
| 62 |
public function log( $connector, $message, $args, $object_id, $context, $action, $user_id = null ) { |
| 63 |
global $wp_roles; |
| 64 |
|
| 65 |
if ( is_null( $user_id ) ) { |
| 66 |
$user_id = get_current_user_id(); |
| 67 |
} |
| 68 |
|
| 69 |
if ( is_null( $object_id ) ) { |
| 70 |
$object_id = 0; |
| 71 |
} |
| 72 |
|
| 73 |
$wp_cron_tracking = isset( $this->plugin->settings->options['advanced_wp_cron_tracking'] ) ? $this->plugin->settings->options['advanced_wp_cron_tracking'] : false; |
| 74 |
$author = new Author( $user_id ); |
| 75 |
$agent = $author->get_current_agent(); |
| 76 |
|
| 77 |
// WP Cron tracking requires opt-in and WP Cron to be enabled. |
| 78 |
if ( ! $wp_cron_tracking && 'wp_cron' === $agent ) { |
| 79 |
return false; |
| 80 |
} |
| 81 |
|
| 82 |
$user = new \WP_User( $user_id ); |
| 83 |
|
| 84 |
if ( $this->is_record_excluded( $connector, $context, $action, $user ) ) { |
| 85 |
return false; |
| 86 |
} |
| 87 |
|
| 88 |
$user_meta = array( |
| 89 |
'user_email' => (string) ! empty( $user->user_email ) ? $user->user_email : '', |
| 90 |
'display_name' => (string) $author->get_display_name(), |
| 91 |
'user_login' => (string) ! empty( $user->user_login ) ? $user->user_login : '', |
| 92 |
'user_role_label' => (string) $author->get_role(), |
| 93 |
'agent' => (string) $agent, |
| 94 |
); |
| 95 |
|
| 96 |
if ( 'wp_cli' === $agent && function_exists( 'posix_getuid' ) ) { |
| 97 |
$uid = posix_getuid(); |
| 98 |
$user_info = posix_getpwuid( $uid ); |
| 99 |
|
| 100 |
$user_meta['system_user_id'] = (int) $uid; |
| 101 |
$user_meta['system_user_name'] = (string) $user_info['name']; |
| 102 |
} |
| 103 |
|
| 104 |
// Prevent any meta with null values from being logged. |
| 105 |
$stream_meta = array_filter( |
| 106 |
$args, |
| 107 |
function ( $var ) { |
| 108 |
return ! is_null( $var ); |
| 109 |
} |
| 110 |
); |
| 111 |
|
| 112 |
// Add user meta to Stream meta. |
| 113 |
$stream_meta['user_meta'] = $user_meta; |
| 114 |
|
| 115 |
// Get the current time in milliseconds. |
| 116 |
$iso_8601_extended_date = wp_stream_get_iso_8601_extended_date(); |
| 117 |
|
| 118 |
if ( ! empty( $user->roles ) ) { |
| 119 |
$roles = array_values( $user->roles ); |
| 120 |
$role = $roles[0]; |
| 121 |
} elseif ( is_multisite() && is_super_admin() && $wp_roles->is_role( 'administrator' ) ) { |
| 122 |
$role = 'administrator'; |
| 123 |
} else { |
| 124 |
$role = ''; |
| 125 |
} |
| 126 |
|
| 127 |
$recordarr = array( |
| 128 |
'object_id' => (int) $object_id, |
| 129 |
'site_id' => (int) is_multisite() ? get_current_site()->id : 1, |
| 130 |
'blog_id' => (int) apply_filters( 'wp_stream_blog_id_logged', get_current_blog_id() ), |
| 131 |
'user_id' => (int) $user_id, |
| 132 |
'user_role' => (string) $role, |
| 133 |
'created' => (string) $iso_8601_extended_date, |
| 134 |
'summary' => (string) vsprintf( $message, $args ), |
| 135 |
'connector' => (string) $connector, |
| 136 |
'context' => (string) $context, |
| 137 |
'action' => (string) $action, |
| 138 |
'ip' => (string) $this->ip_address, |
| 139 |
'meta' => (array) $stream_meta, |
| 140 |
); |
| 141 |
|
| 142 |
if ( 0 === $recordarr['object_id'] ) { |
| 143 |
unset( $recordarr['object_id'] ); |
| 144 |
} |
| 145 |
|
| 146 |
$result = $this->plugin->db->insert( $recordarr ); |
| 147 |
|
| 148 |
// This is helpful in development environments: |
| 149 |
// error_log( $this->debug_backtrace( $recordarr ) ); |
| 150 |
|
| 151 |
return $result; |
| 152 |
} |
| 153 |
|
| 154 |
/** |
| 155 |
* This function is use to check whether or not a record should be excluded from the log. |
| 156 |
* |
| 157 |
* @param string $connector Name of the connector being logged. |
| 158 |
* @param string $context Name of the context being logged. |
| 159 |
* @param string $action Name of the action being logged. |
| 160 |
* @param \WP_User $user The user being logged. |
| 161 |
* @param string $ip IP address being logged. |
| 162 |
* |
| 163 |
* @return bool |
| 164 |
*/ |
| 165 |
public function is_record_excluded( $connector, $context, $action, $user = null, $ip = null ) { |
| 166 |
if ( is_null( $user ) ) { |
| 167 |
$user = wp_get_current_user(); |
| 168 |
} |
| 169 |
|
| 170 |
if ( is_null( $ip ) ) { |
| 171 |
$ip = $this->ip_address; |
| 172 |
} else { |
| 173 |
$ip = wp_stream_filter_var( $ip, FILTER_VALIDATE_IP ); |
| 174 |
} |
| 175 |
|
| 176 |
if ( ! empty( $user->roles ) ) { |
| 177 |
$roles = array_values( $user->roles ); |
| 178 |
$role = $roles[0]; |
| 179 |
} else { |
| 180 |
$role = ''; |
| 181 |
} |
| 182 |
$record = array( |
| 183 |
'connector' => $connector, |
| 184 |
'context' => $context, |
| 185 |
'action' => $action, |
| 186 |
'author' => $user->ID, |
| 187 |
'role' => $role, |
| 188 |
'ip_address' => $ip, |
| 189 |
); |
| 190 |
|
| 191 |
$exclude_settings = isset( $this->plugin->settings->options['exclude_rules'] ) ? $this->plugin->settings->options['exclude_rules'] : array(); |
| 192 |
|
| 193 |
if ( is_multisite() && $this->plugin->is_network_activated() && ! is_network_admin() ) { |
| 194 |
$multisite_options = (array) get_site_option( 'wp_stream_network', array() ); |
| 195 |
$multisite_exclude_settings = isset( $multisite_options['exclude_rules'] ) ? $multisite_options['exclude_rules'] : array(); |
| 196 |
|
| 197 |
if ( ! empty( $multisite_exclude_settings ) ) { |
| 198 |
foreach ( $multisite_exclude_settings['exclude_row'] as $key => $rule ) { |
| 199 |
$exclude_settings['exclude_row'][] = $multisite_exclude_settings['exclude_row'][ $key ]; |
| 200 |
$exclude_settings['author_or_role'][] = $multisite_exclude_settings['author_or_role'][ $key ]; |
| 201 |
$exclude_settings['connector'][] = $multisite_exclude_settings['connector'][ $key ]; |
| 202 |
$exclude_settings['context'][] = $multisite_exclude_settings['context'][ $key ]; |
| 203 |
$exclude_settings['action'][] = $multisite_exclude_settings['action'][ $key ]; |
| 204 |
$exclude_settings['ip_address'][] = $multisite_exclude_settings['ip_address'][ $key ]; |
| 205 |
} |
| 206 |
} |
| 207 |
} |
| 208 |
|
| 209 |
$exclude_record = false; |
| 210 |
|
| 211 |
if ( isset( $exclude_settings['exclude_row'] ) && ! empty( $exclude_settings['exclude_row'] ) ) { |
| 212 |
foreach ( $exclude_settings['exclude_row'] as $key => $value ) { |
| 213 |
// Prepare values. |
| 214 |
$author_or_role = isset( $exclude_settings['author_or_role'][ $key ] ) ? $exclude_settings['author_or_role'][ $key ] : ''; |
| 215 |
$connector = isset( $exclude_settings['connector'][ $key ] ) ? $exclude_settings['connector'][ $key ] : ''; |
| 216 |
$context = isset( $exclude_settings['context'][ $key ] ) ? $exclude_settings['context'][ $key ] : ''; |
| 217 |
$action = isset( $exclude_settings['action'][ $key ] ) ? $exclude_settings['action'][ $key ] : ''; |
| 218 |
$ip_address = isset( $exclude_settings['ip_address'][ $key ] ) ? $exclude_settings['ip_address'][ $key ] : ''; |
| 219 |
|
| 220 |
$exclude = array( |
| 221 |
'connector' => ! empty( $connector ) ? $connector : null, |
| 222 |
'context' => ! empty( $context ) ? $context : null, |
| 223 |
'action' => ! empty( $action ) ? $action : null, |
| 224 |
'ip_address' => ! empty( $ip_address ) ? $ip_address : null, |
| 225 |
'author' => is_numeric( $author_or_role ) ? absint( $author_or_role ) : null, |
| 226 |
'role' => ( ! empty( $author_or_role ) && ! is_numeric( $author_or_role ) ) ? $author_or_role : null, |
| 227 |
); |
| 228 |
|
| 229 |
$exclude_rules = array_filter( $exclude, 'strlen' ); |
| 230 |
|
| 231 |
if ( ! empty( $exclude_rules ) ) { |
| 232 |
$matches_exclusion_rule = true; |
| 233 |
|
| 234 |
foreach ( $exclude_rules as $exclude_key => $exclude_value ) { |
| 235 |
if ( 'ip_address' === $exclude_key ) { |
| 236 |
$ip_addresses = explode( ',', $exclude_value ); |
| 237 |
if ( ! in_array( $record['ip_address'], $ip_addresses, true ) ) { |
| 238 |
$matches_exclusion_rule = false; |
| 239 |
break; |
| 240 |
} |
| 241 |
} elseif ( $record[ $exclude_key ] !== $exclude_value ) { |
| 242 |
$matches_exclusion_rule = false; |
| 243 |
break; |
| 244 |
} |
| 245 |
} |
| 246 |
|
| 247 |
if ( $matches_exclusion_rule ) { |
| 248 |
$exclude_record = true; |
| 249 |
break; |
| 250 |
} |
| 251 |
} |
| 252 |
} |
| 253 |
} |
| 254 |
|
| 255 |
/** |
| 256 |
* Filters whether or not a record should be excluded from the log. |
| 257 |
* |
| 258 |
* If true, the record is not logged. |
| 259 |
* |
| 260 |
* @param array $exclude_record Whether the record should excluded. |
| 261 |
* @param array $recordarr The record to log. |
| 262 |
* |
| 263 |
* @return bool |
| 264 |
*/ |
| 265 |
return apply_filters( 'wp_stream_is_record_excluded', $exclude_record, $record ); |
| 266 |
} |
| 267 |
|
| 268 |
/** |
| 269 |
* Helper function to send a full backtrace of calls to the PHP error log for debugging |
| 270 |
* |
| 271 |
* @param array $recordarr Record argument array. |
| 272 |
* |
| 273 |
* @return string |
| 274 |
*/ |
| 275 |
public function debug_backtrace( $recordarr ) { |
| 276 |
if ( version_compare( PHP_VERSION, '5.3.6', '<' ) ) { |
| 277 |
return __( 'Debug backtrace requires at least PHP 5.3.6', 'wp_stream' ); |
| 278 |
} |
| 279 |
|
| 280 |
// Record details. |
| 281 |
$summary = isset( $recordarr['summary'] ) ? $recordarr['summary'] : null; |
| 282 |
$author = isset( $recordarr['author'] ) ? $recordarr['author'] : null; |
| 283 |
$connector = isset( $recordarr['connector'] ) ? $recordarr['connector'] : null; |
| 284 |
$context = isset( $recordarr['context'] ) ? $recordarr['context'] : null; |
| 285 |
$action = isset( $recordarr['action'] ) ? $recordarr['action'] : null; |
| 286 |
|
| 287 |
// Stream meta. |
| 288 |
$stream_meta = isset( $recordarr['meta'] ) ? $recordarr['meta'] : null; |
| 289 |
|
| 290 |
unset( $stream_meta['user_meta'] ); |
| 291 |
|
| 292 |
if ( $stream_meta ) { |
| 293 |
array_walk( |
| 294 |
$stream_meta, |
| 295 |
function ( &$value, $key ) { |
| 296 |
$value = sprintf( '%s: %s', $key, ( '' === $value ) ? 'null' : $value ); |
| 297 |
} |
| 298 |
); |
| 299 |
$stream_meta = implode( ', ', $stream_meta ); |
| 300 |
} |
| 301 |
|
| 302 |
// User meta. |
| 303 |
$user_meta = isset( $recordarr['meta']['user_meta'] ) ? $recordarr['meta']['user_meta'] : null; |
| 304 |
|
| 305 |
if ( $user_meta ) { |
| 306 |
array_walk( |
| 307 |
$user_meta, |
| 308 |
function ( &$value, $key ) { |
| 309 |
$value = sprintf( '%s: %s', $key, ( '' === $value ) ? 'null' : $value ); |
| 310 |
} |
| 311 |
); |
| 312 |
|
| 313 |
$user_meta = implode( ', ', $user_meta ); |
| 314 |
} |
| 315 |
|
| 316 |
// Debug backtrace. |
| 317 |
ob_start(); |
| 318 |
|
| 319 |
// @codingStandardsIgnoreStart |
| 320 |
debug_print_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS ); // Option to ignore args requires PHP 5.3.6 |
| 321 |
// @codingStandardsIgnoreEnd |
| 322 |
|
| 323 |
$backtrace = ob_get_clean(); |
| 324 |
$backtrace = array_values( array_filter( explode( "\n", $backtrace ) ) ); |
| 325 |
|
| 326 |
$output = sprintf( |
| 327 |
"WP Stream Debug Backtrace\n\n Summary | %s\n Author | %s\n Connector | %s\n Context | %s\n Action | %s\nStream Meta | %s\nAuthor Meta | %s\n\n%s\n", |
| 328 |
$summary, |
| 329 |
$author, |
| 330 |
$connector, |
| 331 |
$context, |
| 332 |
$action, |
| 333 |
$stream_meta, |
| 334 |
$user_meta, |
| 335 |
implode( "\n", $backtrace ) |
| 336 |
); |
| 337 |
|
| 338 |
return $output; |
| 339 |
} |
| 340 |
} |
| 341 |
|
