| 1 |
<?php |
| 2 |
|
| 3 |
class Red_Item { |
| 4 |
private $id = null; |
| 5 |
private $created; |
| 6 |
private $referrer; |
| 7 |
private $url = null; |
| 8 |
private $regex = false; |
| 9 |
private $action_data = null; |
| 10 |
private $action_code = 0; |
| 11 |
private $action_type; |
| 12 |
private $match_type; |
| 13 |
private $title; |
| 14 |
private $last_access = null; |
| 15 |
private $last_count = 0; |
| 16 |
private $tracking = true; |
| 17 |
private $status; |
| 18 |
private $position; |
| 19 |
private $group_id; |
| 20 |
|
| 21 |
function __construct( $values, $type = '', $match = '' ) { |
| 22 |
if ( is_object( $values ) ) { |
| 23 |
foreach ( $values as $key => $value ) { |
| 24 |
$this->$key = $value; |
| 25 |
} |
| 26 |
|
| 27 |
if ( $this->match_type === '' ) { |
| 28 |
$this->match_type = 'url'; |
| 29 |
} |
| 30 |
|
| 31 |
$this->regex = (bool)$this->regex; |
| 32 |
$this->match = Red_Match::create( $this->match_type, $this->action_data ); |
| 33 |
$this->match->id = $this->id; |
| 34 |
$this->match->action_code = $this->action_code; |
| 35 |
|
| 36 |
$action = false; |
| 37 |
|
| 38 |
if ( $this->action_type ) { |
| 39 |
$action = Red_Action::create( $this->action_type, $this->action_code ); |
| 40 |
} |
| 41 |
|
| 42 |
if ( $action ) { |
| 43 |
$this->action = $action; |
| 44 |
$this->match->action = $this->action; |
| 45 |
} |
| 46 |
else |
| 47 |
$this->action = Red_Action::create( 'nothing', 0 ); |
| 48 |
|
| 49 |
if ( $this->last_access === '0000-00-00 00:00:00' ) |
| 50 |
$this->last_access = 0; |
| 51 |
else |
| 52 |
$this->last_access = mysql2date( 'U', $this->last_access ); |
| 53 |
} |
| 54 |
else { |
| 55 |
$this->url = $values; |
| 56 |
$this->type = $type; |
| 57 |
$this->match = $match; |
| 58 |
} |
| 59 |
} |
| 60 |
|
| 61 |
static function get_all_for_module( $module ) { |
| 62 |
global $wpdb; |
| 63 |
|
| 64 |
$sql = $wpdb->prepare( "SELECT {$wpdb->prefix}redirection_items.*,{$wpdb->prefix}redirection_groups.tracking FROM {$wpdb->prefix}redirection_items INNER JOIN {$wpdb->prefix}redirection_groups ON {$wpdb->prefix}redirection_groups.id={$wpdb->prefix}redirection_items.group_id AND {$wpdb->prefix}redirection_groups.status='enabled' AND {$wpdb->prefix}redirection_groups.module_id=%d WHERE {$wpdb->prefix}redirection_items.status='enabled' ORDER BY {$wpdb->prefix}redirection_groups.position,{$wpdb->prefix}redirection_items.position", $module ); |
| 65 |
|
| 66 |
$rows = $wpdb->get_results( $sql ); |
| 67 |
$items = array(); |
| 68 |
if ( count( $rows ) > 0 ) { |
| 69 |
foreach ( $rows as $row ) { |
| 70 |
$items[] = new Red_Item( $row ); |
| 71 |
} |
| 72 |
} |
| 73 |
|
| 74 |
return $items; |
| 75 |
} |
| 76 |
|
| 77 |
static function get_for_url( $url, $type ) { |
| 78 |
global $wpdb; |
| 79 |
|
| 80 |
$sql = $wpdb->prepare( "SELECT {$wpdb->prefix}redirection_items.*,{$wpdb->prefix}redirection_groups.position AS group_pos FROM {$wpdb->prefix}redirection_items INNER JOIN {$wpdb->prefix}redirection_groups ON {$wpdb->prefix}redirection_groups.id={$wpdb->prefix}redirection_items.group_id AND {$wpdb->prefix}redirection_groups.status='enabled' AND {$wpdb->prefix}redirection_groups.module_id=%d WHERE ({$wpdb->prefix}redirection_items.regex=1 OR {$wpdb->prefix}redirection_items.url=%s)", WordPress_Module::MODULE_ID, $url ); |
| 81 |
|
| 82 |
$rows = $wpdb->get_results( $sql ); |
| 83 |
$items = array(); |
| 84 |
if ( count( $rows ) > 0 ) { |
| 85 |
foreach ( $rows as $row ) { |
| 86 |
$items[] = array( 'position' => ( $row->group_pos * 1000 ) + $row->position, 'item' => new Red_Item( $row ) ); |
| 87 |
} |
| 88 |
} |
| 89 |
|
| 90 |
usort( $items, array( 'Red_Item', 'sort_urls' ) ); |
| 91 |
$items = array_map( array( 'Red_Item', 'reduce_sorted_items' ), $items ); |
| 92 |
|
| 93 |
// Sort it in PHP |
| 94 |
ksort( $items ); |
| 95 |
$items = array_values( $items ); |
| 96 |
return $items; |
| 97 |
} |
| 98 |
|
| 99 |
static function sort_urls( $first, $second ) { |
| 100 |
if ( $first['position'] === $second['position'] ) |
| 101 |
return 0; |
| 102 |
|
| 103 |
return ($first['position'] < $second['position']) ? -1 : 1; |
| 104 |
} |
| 105 |
|
| 106 |
static function reduce_sorted_items( $item ) { |
| 107 |
return $item['item']; |
| 108 |
} |
| 109 |
|
| 110 |
static function get_by_module( $module ) { |
| 111 |
global $wpdb; |
| 112 |
|
| 113 |
$sql = "SELECT {$wpdb->prefix}redirection_items.* FROM {$wpdb->prefix}redirection_items INNER JOIN {$wpdb->prefix}redirection_groups ON {$wpdb->prefix}redirection_groups.id={$wpdb->prefix}redirection_items.group_id"; |
| 114 |
$sql .= $wpdb->prepare( " WHERE {$wpdb->prefix}redirection_groups.module_id=%d", $module ); |
| 115 |
|
| 116 |
$rows = $wpdb->get_results( $sql ); |
| 117 |
$items = array(); |
| 118 |
|
| 119 |
foreach ( (array) $rows as $row ) { |
| 120 |
$items[] = new Red_Item( $row ); |
| 121 |
} |
| 122 |
|
| 123 |
return $items; |
| 124 |
} |
| 125 |
|
| 126 |
static function get_by_id( $id ) { |
| 127 |
global $wpdb; |
| 128 |
|
| 129 |
$row = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM {$wpdb->prefix}redirection_items WHERE id=%d", $id ) ); |
| 130 |
if ( $row ) |
| 131 |
return new Red_Item( $row ); |
| 132 |
return false; |
| 133 |
} |
| 134 |
|
| 135 |
static function auto_generate() { |
| 136 |
$options = red_get_options(); |
| 137 |
$id = time(); |
| 138 |
|
| 139 |
$url = $options['auto_target']; |
| 140 |
$url = str_replace( '$dec$', $id, $url ); |
| 141 |
$url = str_replace( '$hex$', sprintf( '%x', $id ), $url ); |
| 142 |
return $url; |
| 143 |
} |
| 144 |
|
| 145 |
static function create( array $details ) { |
| 146 |
global $wpdb; |
| 147 |
|
| 148 |
$details = array_map( 'trim', $details ); |
| 149 |
$details = array_map( 'stripslashes', $details ); |
| 150 |
|
| 151 |
// Auto generate URLs |
| 152 |
if ( empty( $details['source'] ) ) |
| 153 |
$details['source'] = self::auto_generate(); |
| 154 |
|
| 155 |
if ( empty( $details['target'] ) ) |
| 156 |
$details['target'] = self::auto_generate(); |
| 157 |
|
| 158 |
// Make sure we don't redirect to ourself |
| 159 |
if ( $details['source'] === $details['target'] ) |
| 160 |
return new WP_Error( 'redirect-add', __( 'Source and target URL must be different', 'redirection' ) ); |
| 161 |
|
| 162 |
$parsed_url = parse_url( $details['source'] ); |
| 163 |
$parsed_domain = parse_url( site_url() ); |
| 164 |
|
| 165 |
if ( isset( $parsed_url['scheme'] ) && ( $parsed_url['scheme'] === 'http' || $parsed_url['scheme'] === 'https' ) && $parsed_url['host'] !== $parsed_domain['host'] ) { |
| 166 |
return new WP_Error( 'redirect-add', sprintf( __( 'You can only redirect from a relative URL (<code>%s</code>) on this domain (<code>%s</code>).', 'redirection' ), $parsed_url['path'], $parsed_domain['host'] ) ); |
| 167 |
} |
| 168 |
|
| 169 |
$matcher = Red_Match::create( $details['match'] ); |
| 170 |
$group_id = intval( $details['group_id'] ); |
| 171 |
$group = Red_Group::get( $group_id ); |
| 172 |
|
| 173 |
if ( $group_id <= 0 || ! $group ) |
| 174 |
return new WP_Error( 'redirect-add', __( 'Invalid group when creating redirect', 'redirection' ) ); |
| 175 |
|
| 176 |
if ( ! $matcher ) |
| 177 |
return new WP_Error( 'redirect-add', __( 'Invalid source URL when creating redirect for given match type', 'redirection' ) ); |
| 178 |
|
| 179 |
$regex = ( isset( $details['regex'] ) && (bool) $details['regex'] !== false ) ? 1 : 0; |
| 180 |
$position = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM {$wpdb->prefix}redirection_items WHERE group_id=%d", $group_id ) ); |
| 181 |
|
| 182 |
$action = $details['red_action']; |
| 183 |
$action_code = 0; |
| 184 |
if ( $action === 'url' || $action === 'random' ) |
| 185 |
$action_code = 301; |
| 186 |
elseif ( $action === 'error' ) |
| 187 |
$action_code = 404; |
| 188 |
|
| 189 |
if ( isset( $details['action_code'] ) ) |
| 190 |
$action_code = intval( $details['action_code'] ); |
| 191 |
|
| 192 |
$data = array( |
| 193 |
'url' => self::sanitize_url( $details['source'], $regex ), |
| 194 |
'action_type' => $details['red_action'], |
| 195 |
'regex' => $regex, |
| 196 |
'position' => $position, |
| 197 |
'match_type' => $details['match'], |
| 198 |
'action_data' => $matcher->data( $details ), |
| 199 |
'action_code' => $action_code, |
| 200 |
'last_access' => '0000-00-00 00:00:00', |
| 201 |
'group_id' => $group_id, |
| 202 |
); |
| 203 |
|
| 204 |
$data = apply_filters( 'redirection_create_redirect', $data ); |
| 205 |
|
| 206 |
$wpdb->delete( $wpdb->prefix.'redirection_items', array( 'url' => $data['action_data'], 'action_type' => $data['action_type'], 'action_data' => $data['url'] ) ); |
| 207 |
|
| 208 |
if ( $wpdb->insert( $wpdb->prefix.'redirection_items', $data ) ) { |
| 209 |
Red_Module::flush( $group_id ); |
| 210 |
return self::get_by_id( $wpdb->insert_id ); |
| 211 |
} |
| 212 |
|
| 213 |
return new WP_Error( 'redirect-add', __( 'Unable to add new redirect - delete Redirection from the options page and re-install' ) ); |
| 214 |
} |
| 215 |
|
| 216 |
public function delete() { |
| 217 |
global $wpdb; |
| 218 |
|
| 219 |
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}redirection_items WHERE id=%d", $this->id ) ); |
| 220 |
|
| 221 |
RE_Log::delete_for_id( $this->id ); |
| 222 |
|
| 223 |
// Reorder all elements |
| 224 |
$rows = $wpdb->get_results( "SELECT id FROM {$wpdb->prefix}redirection_items ORDER BY position" ); |
| 225 |
if ( count( $rows ) > 0 ) { |
| 226 |
foreach ( $rows as $pos => $row ) { |
| 227 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'position' => $pos ), array( 'id' => $row->id ) ); |
| 228 |
} |
| 229 |
} |
| 230 |
|
| 231 |
Red_Module::flush( $this->group_id ); |
| 232 |
} |
| 233 |
|
| 234 |
static function sanitize_url( $url, $regex = false ) { |
| 235 |
// Make sure that the old URL is relative |
| 236 |
$url = preg_replace( '@^https?://(.*?)/@', '/', $url ); |
| 237 |
$url = preg_replace( '@^https?://(.*?)$@', '/', $url ); |
| 238 |
|
| 239 |
// No hash |
| 240 |
$url = preg_replace( '/#.*$/', '', $url ); |
| 241 |
|
| 242 |
// No new lines |
| 243 |
$url = preg_replace( "/[\r\n\t].*?$/s", '', $url ); |
| 244 |
|
| 245 |
// Clean control codes |
| 246 |
$url = preg_replace( '/[^\PC\s]/u', '', $url ); |
| 247 |
|
| 248 |
// Ensure a slash at start |
| 249 |
if ( substr( $url, 0, 1 ) !== '/' && $regex === false ) |
| 250 |
$url = '/'.$url; |
| 251 |
|
| 252 |
return $url; |
| 253 |
} |
| 254 |
|
| 255 |
function update( $details ) { |
| 256 |
if ( strlen( $details['old'] ) > 0 ) { |
| 257 |
global $wpdb; |
| 258 |
|
| 259 |
$details = array_map( 'stripslashes', $details ); |
| 260 |
|
| 261 |
$this->regex = isset( $details['regex'] ) ? 1 : 0; |
| 262 |
$this->url = self::sanitize_url( $details['old'], $this->regex ); |
| 263 |
$this->title = $details['title']; |
| 264 |
|
| 265 |
$data = $this->match->data( $details ); |
| 266 |
|
| 267 |
$this->action_code = 0; |
| 268 |
if ( isset( $details['action_code'] ) ) |
| 269 |
$this->action_code = intval( $details['action_code'] ); |
| 270 |
|
| 271 |
$old_group = false; |
| 272 |
if ( isset( $details['group_id'] ) ) { |
| 273 |
$old_group = intval( $this->group_id ); |
| 274 |
$this->group_id = intval( $details['group_id'] ); |
| 275 |
} |
| 276 |
|
| 277 |
// Save this |
| 278 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'url' => $this->url, 'regex' => $this->regex, 'action_code' => $this->action_code, 'action_data' => $data, 'group_id' => $this->group_id, 'title' => $this->title ), array( 'id' => $this->id ) ); |
| 279 |
|
| 280 |
Red_Module::flush( $this->group_id ); |
| 281 |
|
| 282 |
if ( $old_group !== $this->group_id ) { |
| 283 |
Red_Module::flush( $old_group ); |
| 284 |
} |
| 285 |
} |
| 286 |
} |
| 287 |
|
| 288 |
static function save_order( $items, $start ) { |
| 289 |
global $wpdb; |
| 290 |
|
| 291 |
foreach ( $items as $pos => $id ) { |
| 292 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'position' => $pos + $start ), array( 'id' => $id ) ); |
| 293 |
} |
| 294 |
|
| 295 |
Red_Module::flush( $this->group_id ); |
| 296 |
} |
| 297 |
|
| 298 |
function matches( $url ) { |
| 299 |
$this->url = str_replace( ' ', '%20', $this->url ); |
| 300 |
$matches = false; |
| 301 |
|
| 302 |
// Check if we match the URL |
| 303 |
if ( ( $this->regex === false && ( $this->url === $url || $this->url === rtrim( $url, '/' ) || $this->url === urldecode( $url ) ) ) || ( $this->regex === true && @preg_match( '@'.str_replace( '@', '\\@', $this->url ).'@', $url, $matches ) > 0) || ( $this->regex === true && @preg_match( '@'.str_replace( '@', '\\@', $this->url ).'@', urldecode( $url ), $matches ) > 0) ) { |
| 304 |
// Check if our match wants this URL |
| 305 |
$target = $this->match->get_target( $url, $this->url, $this->regex ); |
| 306 |
|
| 307 |
if ( $target ) { |
| 308 |
$target = $this->replace_special_tags( $target ); |
| 309 |
|
| 310 |
$this->visit( $url, $target ); |
| 311 |
|
| 312 |
if ( $this->status === 'enabled' ) |
| 313 |
return $this->action->process_before( $this->action_code, $target ); |
| 314 |
} |
| 315 |
} |
| 316 |
|
| 317 |
return false; |
| 318 |
} |
| 319 |
|
| 320 |
function replace_special_tags( $target ) { |
| 321 |
if ( is_numeric( $target ) ) |
| 322 |
$target = get_permalink( $target ); |
| 323 |
else { |
| 324 |
$user = wp_get_current_user(); |
| 325 |
if ( ! empty( $user ) ) { |
| 326 |
$target = str_replace( '%userid%', $user->ID, $target ); |
| 327 |
$target = str_replace( '%userlogin%', isset( $user->user_login ) ? $user->user_login : '', $target ); |
| 328 |
$target = str_replace( '%userurl%', isset( $user->user_url ) ? $user->user_url : '', $target ); |
| 329 |
} |
| 330 |
} |
| 331 |
|
| 332 |
return $target; |
| 333 |
} |
| 334 |
|
| 335 |
function visit( $url, $target ) { |
| 336 |
if ( $this->tracking && $this->id ) { |
| 337 |
global $wpdb; |
| 338 |
|
| 339 |
// Update the counters |
| 340 |
$count = $this->last_count + 1; |
| 341 |
$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->prefix}redirection_items SET last_count=%d, last_access=NOW() WHERE id=%d", $count, $this->id ) ); |
| 342 |
|
| 343 |
$options = red_get_options(); |
| 344 |
if ( isset( $options['expire_redirect'] ) && $options['expire_redirect'] >= 0 ) { |
| 345 |
$log = RE_Log::create( $url, $target, $this->get_user_agent(), $this->get_ip(), $this->get_referrer(), array( 'redirect_id' => $this->id, 'group_id' => $this->group_id ) ); |
| 346 |
} |
| 347 |
} |
| 348 |
} |
| 349 |
|
| 350 |
private function get_ip() { |
| 351 |
if ( isset( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) |
| 352 |
return $_SERVER['HTTP_X_FORWARDED_FOR']; |
| 353 |
elseif ( isset( $_SERVER['REMOTE_ADDR'] ) ) |
| 354 |
return $_SERVER['REMOTE_ADDR']; |
| 355 |
return ''; |
| 356 |
} |
| 357 |
|
| 358 |
private function get_referrer() { |
| 359 |
if ( isset( $_SERVER['HTTP_REFERER'] ) ) { |
| 360 |
return $_SERVER['HTTP_REFERER']; |
| 361 |
} |
| 362 |
|
| 363 |
return ''; |
| 364 |
} |
| 365 |
|
| 366 |
private function get_user_agent() { |
| 367 |
if ( isset( $_SERVER['HTTP_USER_AGENT'] ) ) { |
| 368 |
return $_SERVER['HTTP_USER_AGENT']; |
| 369 |
} |
| 370 |
|
| 371 |
return ''; |
| 372 |
} |
| 373 |
|
| 374 |
public function is_enabled() { |
| 375 |
return $this->status === 'enabled'; |
| 376 |
} |
| 377 |
|
| 378 |
function reset() { |
| 379 |
global $wpdb; |
| 380 |
|
| 381 |
$this->last_count = 0; |
| 382 |
$this->last_access = '0000-00-00 00:00:00'; |
| 383 |
|
| 384 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'last_count' => 0, 'last_access' => $this->last_access ), array( 'id' => $this->id ) ); |
| 385 |
|
| 386 |
RE_Log::delete_for_id( $this->id ); |
| 387 |
} |
| 388 |
|
| 389 |
function show_url( $url ) { |
| 390 |
return implode( '​/', explode( '/', $url ) ); |
| 391 |
} |
| 392 |
|
| 393 |
function move_to( $group ) { |
| 394 |
global $wpdb; |
| 395 |
|
| 396 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'group_id' => $group ), array( 'id' => $this->id ) ); |
| 397 |
} |
| 398 |
|
| 399 |
public function enable() { |
| 400 |
global $wpdb; |
| 401 |
|
| 402 |
$this->status = 'enabled'; |
| 403 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'status' => $this->status ), array( 'id' => $this->id ) ); |
| 404 |
} |
| 405 |
|
| 406 |
public function disable() { |
| 407 |
global $wpdb; |
| 408 |
|
| 409 |
$this->status = 'disabled'; |
| 410 |
$wpdb->update( $wpdb->prefix.'redirection_items', array( 'status' => $this->status ), array( 'id' => $this->id ) ); |
| 411 |
} |
| 412 |
|
| 413 |
static function actions( $action = '' ) { |
| 414 |
$actions = array( |
| 415 |
'url' => __( 'Redirect to URL', 'redirection' ), |
| 416 |
'random' => __( 'Redirect to random post', 'redirection' ), |
| 417 |
'pass' => __( 'Pass-through', 'redirection' ), |
| 418 |
'error' => __( 'Error (404)', 'redirection' ), |
| 419 |
'nothing' => __( 'Do nothing', 'redirection' ), |
| 420 |
); |
| 421 |
|
| 422 |
if ( $action ) |
| 423 |
return $actions[ $action ]; |
| 424 |
return $actions; |
| 425 |
} |
| 426 |
|
| 427 |
function match_name() { |
| 428 |
return $this->match->match_name(); |
| 429 |
} |
| 430 |
|
| 431 |
function type() { |
| 432 |
if ( ( $this->action_type === 'url' || $this->action_type === 'error' || $this->action_type === 'random' ) && $this->action_code > 0 ) |
| 433 |
return $this->action_code; |
| 434 |
else if ( $this->action_type === 'pass' ) |
| 435 |
return 'pass'; |
| 436 |
return '—'; |
| 437 |
} |
| 438 |
|
| 439 |
public function get_id() { |
| 440 |
return $this->id; |
| 441 |
} |
| 442 |
|
| 443 |
public function get_position() { |
| 444 |
return $this->position; |
| 445 |
} |
| 446 |
|
| 447 |
public function get_group_id() { |
| 448 |
return $this->group_id; |
| 449 |
} |
| 450 |
|
| 451 |
public function get_url() { |
| 452 |
return $this->url; |
| 453 |
} |
| 454 |
|
| 455 |
public function get_title() { |
| 456 |
return $this->title; |
| 457 |
} |
| 458 |
|
| 459 |
public function get_hits() { |
| 460 |
return $this->last_count; |
| 461 |
} |
| 462 |
|
| 463 |
public function get_last_hit() { |
| 464 |
return $this->last_access; |
| 465 |
} |
| 466 |
|
| 467 |
public function is_regex() { |
| 468 |
return $this->regex ? true : false; |
| 469 |
} |
| 470 |
|
| 471 |
public function get_match_type() { |
| 472 |
return $this->match_type; |
| 473 |
} |
| 474 |
|
| 475 |
public function get_action_type() { |
| 476 |
return $this->action_type; |
| 477 |
} |
| 478 |
|
| 479 |
public function get_action_code() { |
| 480 |
return intval( $this->action_code ); |
| 481 |
} |
| 482 |
|
| 483 |
public function get_action_data() { |
| 484 |
return $this->action_data; |
| 485 |
} |
| 486 |
} |
| 487 |
|
