| 1 |
<?php |
| 2 |
|
| 3 |
namespace wpforo\classes; |
| 4 |
|
| 5 |
use stdClass; |
| 6 |
use WP_User; |
| 7 |
|
| 8 |
// Exit if accessed directly |
| 9 |
if( ! defined( 'ABSPATH' ) ) exit; |
| 10 |
|
| 11 |
class Permissions { |
| 12 |
public $default; |
| 13 |
public $accesses; |
| 14 |
public $cans; |
| 15 |
|
| 16 |
function __construct() { |
| 17 |
$this->init_defaults(); |
| 18 |
$this->init_cans(); |
| 19 |
$this->init(); |
| 20 |
add_action( 'wpforo_after_init_classes', function() { |
| 21 |
if( WPF()->is_installed() ) $this->init_current_user_accesses(); |
| 22 |
} ); |
| 23 |
add_action( 'wpforo_after_change_board', function() { |
| 24 |
if( WPF()->is_installed() && ! is_null( WPF()->forum ) ) $this->init_current_user_accesses(); |
| 25 |
} ); |
| 26 |
} |
| 27 |
|
| 28 |
private function init_defaults() { |
| 29 |
$this->default = new stdClass; |
| 30 |
$this->default->access = [ |
| 31 |
'accessid' => 0, |
| 32 |
'access' => '', |
| 33 |
'title' => '', |
| 34 |
'cans' => '', |
| 35 |
]; |
| 36 |
$this->default->cans = [ |
| 37 |
'vf' => __( 'Can view forum', 'wpforo' ), |
| 38 |
'enf' => __( 'Can enter forum', 'wpforo' ), |
| 39 |
'ct' => __( 'Can create topic', 'wpforo' ), |
| 40 |
'vt' => __( 'Can view topic', 'wpforo' ), |
| 41 |
'ent' => __( 'Can enter topic', 'wpforo' ), |
| 42 |
'et' => __( 'Can edit topic', 'wpforo' ), |
| 43 |
'dt' => __( 'Can delete topic', 'wpforo' ), |
| 44 |
'cr' => __( 'Can post reply', 'wpforo' ), |
| 45 |
'ocr' => __( 'Can reply to own topic', 'wpforo' ), |
| 46 |
'vr' => __( 'Can view replies', 'wpforo' ), |
| 47 |
'er' => __( 'Can edit replies', 'wpforo' ), |
| 48 |
'dr' => __( 'Can delete replies', 'wpforo' ), |
| 49 |
'eot' => __( 'Can edit own topic', 'wpforo' ), |
| 50 |
'eor' => __( 'Can edit own reply', 'wpforo' ), |
| 51 |
'dot' => __( 'Can delete own topic', 'wpforo' ), |
| 52 |
'dor' => __( 'Can delete own reply', 'wpforo' ), |
| 53 |
'tag' => __( 'Can add tags', 'wpforo' ), |
| 54 |
'sb' => __( 'Can subscribe', 'wpforo' ), |
| 55 |
'l' => __( 'Can like', 'wpforo' ), |
| 56 |
'r' => __( 'Can report', 'wpforo' ), |
| 57 |
's' => __( 'Can set topic sticky', 'wpforo' ), |
| 58 |
'p' => __( 'Can set topic private', 'wpforo' ), |
| 59 |
'op' => __( 'Can set own topic private', 'wpforo' ), |
| 60 |
'vp' => __( 'Can view private topic', 'wpforo' ), |
| 61 |
'au' => __( 'Can approve/unapprove content', 'wpforo' ), |
| 62 |
'sv' => __( 'Can set topic solved', 'wpforo' ), |
| 63 |
'osv' => __( 'Can set own topic solved', 'wpforo' ), |
| 64 |
'v' => __( 'Can vote', 'wpforo' ), |
| 65 |
'vop' => __( 'Can leave voice posts', 'wpforo' ), |
| 66 |
'vlp' => __( 'Can listen voice posts', 'wpforo' ), |
| 67 |
'a' => __( 'Can attach file', 'wpforo' ), |
| 68 |
'va' => __( 'Can view attached files', 'wpforo' ), |
| 69 |
'at' => __( 'Can set topic answered', 'wpforo' ), |
| 70 |
'oat' => __( 'Can set own topic answered', 'wpforo' ), |
| 71 |
'aot' => __( 'Can answer own question', 'wpforo' ), |
| 72 |
'cot' => __( 'Can close topic', 'wpforo' ), |
| 73 |
'mt' => __( 'Can move topic', 'wpforo' ), |
| 74 |
// Poll-related permissions moved to wpForo Polls plugin |
| 75 |
]; |
| 76 |
} |
| 77 |
|
| 78 |
private function init_cans() { |
| 79 |
$this->cans = apply_filters( 'wpforo_init_cans', $this->default->cans ); |
| 80 |
} |
| 81 |
|
| 82 |
private function init() { |
| 83 |
if( WPF()->is_installed() ) { |
| 84 |
if( $accesses = $this->get_accesses() ) { |
| 85 |
foreach( $accesses as $access ) { |
| 86 |
$this->accesses[ intval( $access['accessid'] ) ] = $this->accesses[ $access['access'] ] = $access; |
| 87 |
} |
| 88 |
} |
| 89 |
} |
| 90 |
} |
| 91 |
|
| 92 |
private function init_current_user_accesses() { |
| 93 |
WPF()->current_user_accesses = $this->get_forum_accesses_by_usergroup(); |
| 94 |
} |
| 95 |
|
| 96 |
public function fix_access( $access ) { |
| 97 |
$access = wpforo_array_args_cast_and_merge( (array) $access, $this->default->access ); |
| 98 |
$cans = array_map( '__return_zero', $this->cans ); |
| 99 |
$access['cans'] = maybe_unserialize( $access['cans'] ); |
| 100 |
if( is_array( $access['cans'] ) ) { |
| 101 |
$access['cans'] = wpforo_array_args_cast_and_merge( $access['cans'], $cans ); |
| 102 |
} else { |
| 103 |
$access['cans'] = $cans; |
| 104 |
} |
| 105 |
|
| 106 |
return $access; |
| 107 |
} |
| 108 |
|
| 109 |
/** |
| 110 |
* |
| 111 |
* @param string|int $access |
| 112 |
* |
| 113 |
* @return array access row by access key |
| 114 |
*/ |
| 115 |
function get_access( $access ) { |
| 116 |
if( wpforo_is_id( $access ) ) { |
| 117 |
$access = intval( $access ); |
| 118 |
} else { |
| 119 |
$access = sanitize_text_field( $access ); |
| 120 |
} |
| 121 |
if( ! empty( $this->accesses[ $access ] ) ) return $this->accesses[ $access ]; |
| 122 |
|
| 123 |
$sql = "SELECT * FROM " . WPF()->tables->accesses; |
| 124 |
if( is_int( $access ) ) { |
| 125 |
$sql .= " WHERE `accessid` = %d"; |
| 126 |
} else { |
| 127 |
$sql .= " WHERE `access` = %s"; |
| 128 |
} |
| 129 |
|
| 130 |
$access_row = $this->fix_access( WPF()->db->get_row( WPF()->db->prepare( $sql, $access ), ARRAY_A ) ); |
| 131 |
/** |
| 132 |
* Filter after getting an access row to allow add-ons to adjust permissions dynamically. |
| 133 |
* Example: Polls add-on sets default poll permissions per access level. |
| 134 |
* |
| 135 |
* @since 2.4.0 |
| 136 |
* @param array $access_row |
| 137 |
*/ |
| 138 |
$access_row = apply_filters( 'wpforo_after_get_access', $access_row ); |
| 139 |
return $access_row; |
| 140 |
} |
| 141 |
|
| 142 |
|
| 143 |
/** |
| 144 |
* get all accesses from accesses table |
| 145 |
* |
| 146 |
* @return array|null |
| 147 |
*/ |
| 148 |
function get_accesses() { |
| 149 |
$sql = "SELECT * FROM " . WPF()->tables->accesses . " ORDER BY `accessid`"; |
| 150 |
|
| 151 |
$rows = array_map( [ $this, 'fix_access' ], WPF()->db->get_results( $sql, ARRAY_A ) ); |
| 152 |
// Allow add-ons to adjust each access after retrieval (e.g., apply default poll permissions) |
| 153 |
$rows = array_map( function( $row ) { return apply_filters( 'wpforo_after_get_access', $row ); }, $rows ); |
| 154 |
return $rows; |
| 155 |
} |
| 156 |
|
| 157 |
/** |
| 158 |
* @param array $access |
| 159 |
* |
| 160 |
* @return int|bool inserted id or false |
| 161 |
*/ |
| 162 |
function add( $access ) { |
| 163 |
if( ! ( $access['title'] = sanitize_text_field( $access['title'] ) ) ) { |
| 164 |
WPF()->notice->add( 'Access title is empty', 'error' ); |
| 165 |
|
| 166 |
return false; |
| 167 |
} |
| 168 |
|
| 169 |
if( ! $access['access'] ) $access['access'] = uniqid(); |
| 170 |
|
| 171 |
/** |
| 172 |
* Allow add-ons to adjust access data before adding. |
| 173 |
* Example: Polls add-on injects default poll permissions. |
| 174 |
* |
| 175 |
* @since 2.4.0 |
| 176 |
* @param array $access |
| 177 |
*/ |
| 178 |
$access = apply_filters( 'wpforo_before_add_access', $access ); |
| 179 |
|
| 180 |
$i = 2; |
| 181 |
$slug = $access['access']; |
| 182 |
while( WPF()->db->get_var( WPF()->db->prepare( "SELECT `access` FROM " . WPF()->tables->accesses . " WHERE `access` = %s", sanitize_text_field( $slug ) ) ) ) { |
| 183 |
$slug = $access['access'] . '-' . $i; |
| 184 |
$i ++; |
| 185 |
} |
| 186 |
|
| 187 |
if( WPF()->db->insert( |
| 188 |
WPF()->tables->accesses, [ |
| 189 |
'title' => $access['title'], |
| 190 |
'access' => sanitize_text_field( |
| 191 |
$slug |
| 192 |
), |
| 193 |
'cans' => serialize( |
| 194 |
$access['cans'] |
| 195 |
), |
| 196 |
], [ '%s', '%s', '%s', ] |
| 197 |
) ) { |
| 198 |
$access['accessid'] = WPF()->db->insert_id; |
| 199 |
WPF()->notice->add( 'Access successfully added', 'success' ); |
| 200 |
|
| 201 |
return $access['accessid']; |
| 202 |
} |
| 203 |
|
| 204 |
WPF()->notice->add( 'Access add error', 'error' ); |
| 205 |
|
| 206 |
return false; |
| 207 |
} |
| 208 |
|
| 209 |
/** |
| 210 |
* @param array $access |
| 211 |
* |
| 212 |
* @return bool|int edited id or false |
| 213 |
*/ |
| 214 |
function edit( $access ) { |
| 215 |
/** |
| 216 |
* Allow add-ons to adjust access data before editing. |
| 217 |
* Example: Polls add-on injects/ensures poll permissions are present. |
| 218 |
* |
| 219 |
* @since 2.4.0 |
| 220 |
* @param array $access |
| 221 |
*/ |
| 222 |
$access = apply_filters( 'wpforo_before_edit_access', $access ); |
| 223 |
if( false !== WPF()->db->update( WPF()->tables->accesses, [ |
| 224 |
'title' => sanitize_text_field( $access['title'] ), |
| 225 |
'cans' => serialize( $access['cans'] ), |
| 226 |
], [ |
| 227 |
'accessid' => $access['accessid'], |
| 228 |
], [ '%s', '%s' ], [ '%d' ] ) ) { |
| 229 |
WPF()->notice->add( 'Access successfully edited', 'success' ); |
| 230 |
|
| 231 |
return $access['accessid']; |
| 232 |
} |
| 233 |
|
| 234 |
WPF()->notice->add( 'Access edit error', 'error' ); |
| 235 |
|
| 236 |
return false; |
| 237 |
} |
| 238 |
|
| 239 |
/** |
| 240 |
* @param int $accessid |
| 241 |
* |
| 242 |
* @return bool|int deleted id or false |
| 243 |
*/ |
| 244 |
function delete( $accessid ) { |
| 245 |
$accessid = intval( $accessid ); |
| 246 |
if( ! $accessid ) { |
| 247 |
WPF()->notice->add( 'Access delete error', 'error' ); |
| 248 |
|
| 249 |
return false; |
| 250 |
} |
| 251 |
|
| 252 |
if( false !== WPF()->db->delete( WPF()->tables->accesses, [ 'accessid' => $accessid ], [ '%d' ] ) ) { |
| 253 |
WPF()->notice->add( 'Access successfully deleted', 'success' ); |
| 254 |
|
| 255 |
return $accessid; |
| 256 |
} |
| 257 |
|
| 258 |
WPF()->notice->add( 'Access delete error', 'error' ); |
| 259 |
|
| 260 |
return false; |
| 261 |
} |
| 262 |
|
| 263 |
function forum_can( $do, $forumid = null, $groupids = null ) { |
| 264 |
/** |
| 265 |
* filter for other add-ons to manage can_attach bool value. |
| 266 |
* e.g. PM add-on attachment function. |
| 267 |
*/ |
| 268 |
$filter_forum_can = apply_filters( 'wpforo_permissions_forum_can', null, $do, $forumid, $groupids ); |
| 269 |
if( ! is_null( $filter_forum_can ) ) return (int) (bool) $filter_forum_can; |
| 270 |
|
| 271 |
if( ( is_null( $groupids ) && ! WPF()->current_user_groupids ) || ! $do ) return 0; |
| 272 |
|
| 273 |
//User Forum accesses from Current Object of Current user |
| 274 |
if( is_null( $groupids ) && WPF()->current_user_accesses ) { |
| 275 |
$forum_id = (int) ( is_null( $forumid ) ? wpfval( WPF()->current_object, 'forum', 'forumid' ) : ( wpfkey( $forumid, 'forumid' ) ? $forumid['forumid'] : $forumid ) ); |
| 276 |
if( $forum_id && ( $forum_accesses = wpfval( WPF()->current_user_accesses, $forum_id ) ) ) { |
| 277 |
foreach( $forum_accesses as $cans ) { |
| 278 |
if( (int) wpfval( $cans, $do ) ) return 1; |
| 279 |
} |
| 280 |
} |
| 281 |
|
| 282 |
return 0; |
| 283 |
} |
| 284 |
|
| 285 |
//Use Custom User Forum Accesses |
| 286 |
$forum = is_null( $forumid ) ? WPF()->current_object['forum'] : ( ! wpfkey( $forumid, 'forumid' ) ? WPF()->forum->get_forum( $forumid ) : $forumid ); |
| 287 |
if( $forum ) { |
| 288 |
$permissions = maybe_unserialize( $forum['permissions'] ); |
| 289 |
if( is_null( $groupids ) ) $groupids = WPF()->current_user_groupids; |
| 290 |
$groupids = array_map( 'intval', (array) $groupids ); |
| 291 |
foreach( $groupids as $groupid ) { |
| 292 |
if( $_access = wpfval( $permissions, $groupid ) ) { |
| 293 |
$access = $this->get_access( $_access ); |
| 294 |
if( (int) wpfval( $access, 'cans', $do ) ) return 1; |
| 295 |
} |
| 296 |
} |
| 297 |
} |
| 298 |
|
| 299 |
return 0; |
| 300 |
} |
| 301 |
|
| 302 |
function user_can_manage_user( $user_id, $managing_user_id ) { |
| 303 |
if( ! $user_id || ! $managing_user_id ) return false; |
| 304 |
if( $user_id == $managing_user_id ) return true; |
| 305 |
|
| 306 |
$user = new WP_User( $user_id ); |
| 307 |
$user_level = $this->user_wp_level( $user ); |
| 308 |
if( ! empty( $user->roles ) && is_array( $user->roles ) ) $user_role = array_shift( $user->roles ); |
| 309 |
|
| 310 |
$managing_user = new WP_User( $managing_user_id ); |
| 311 |
$managing_user_level = $this->user_wp_level( $managing_user ); |
| 312 |
if( ! empty( $managing_user->roles ) && is_array( $managing_user->roles ) ) $managing_user_role = array_shift( $managing_user->roles ); |
| 313 |
|
| 314 |
if( (int) $user_level > (int) $managing_user_level ) { |
| 315 |
return true; |
| 316 |
} elseif( $user_id == 1 && $user_role === 'administrator' ) { |
| 317 |
return true; |
| 318 |
} elseif( (int) $user_level === (int) $managing_user_level ) { |
| 319 |
$member = WPF()->member->get_member( $user_id ); |
| 320 |
$managing_member = WPF()->member->get_member( $managing_user_id ); |
| 321 |
$user_wpforo_can = WPF()->usergroup->can( 'em', $member['groupids'] ); |
| 322 |
$managing_user_wpforo_can = WPF()->usergroup->can( 'em', $managing_member['groupids'] ); |
| 323 |
if( $user_wpforo_can && ! $managing_user_wpforo_can ) { |
| 324 |
return true; |
| 325 |
} else { |
| 326 |
return false; |
| 327 |
} |
| 328 |
} elseif( $user_id != 1 && $managing_user_id == 1 && $managing_user_role === 'administrator' ) { |
| 329 |
return false; |
| 330 |
} else { |
| 331 |
return false; |
| 332 |
} |
| 333 |
} |
| 334 |
|
| 335 |
function user_wp_level( $user_object ) { |
| 336 |
$level = 0; |
| 337 |
$levels = []; |
| 338 |
if( is_int( $user_object ) ) { |
| 339 |
$user_object = new WP_User( $user_object ); |
| 340 |
} |
| 341 |
if( isset( $user_object->allcaps ) && is_array( $user_object->allcaps ) && ! empty( $user_object->allcaps ) ) { |
| 342 |
foreach( $user_object->allcaps as $level_key => $level_value ) { |
| 343 |
if( strpos( (string) $level_key, 'level_' ) !== false && $level_value == 1 ) { |
| 344 |
$levels[] = intval( str_replace( 'level_', '', $level_key ) ); |
| 345 |
} |
| 346 |
} |
| 347 |
if( ! empty( $levels ) ) { |
| 348 |
$level = max( $levels ); |
| 349 |
} |
| 350 |
} |
| 351 |
|
| 352 |
return $level; |
| 353 |
} |
| 354 |
|
| 355 |
function can_edit_user( $userid ) { |
| 356 |
if( ! $userid ) return false; |
| 357 |
if( ! $this->user_can_edit_account( $userid ) ) { |
| 358 |
WPF()->notice->clear(); |
| 359 |
WPF()->notice->add( 'Permission denied', 'error' ); |
| 360 |
wp_safe_redirect( wpforo_get_request_uri() ); |
| 361 |
exit(); |
| 362 |
} |
| 363 |
|
| 364 |
return true; |
| 365 |
} |
| 366 |
|
| 367 |
public function can_link() { |
| 368 |
if( ! WPF()->usergroup->can( 'em' ) ) { |
| 369 |
$posts = WPF()->member->member_approved_posts( WPF()->current_userid ); |
| 370 |
$posts = intval( $posts ); |
| 371 |
if( ( $min_posts = wpforo_setting( 'antispam', 'min_number_posts_to_link' ) ) && $posts <= $min_posts ) return false; |
| 372 |
} |
| 373 |
|
| 374 |
return true; |
| 375 |
} |
| 376 |
|
| 377 |
public function can_attach( $forumid = null ) { |
| 378 |
if( ! $forumid ) $forumid = null; |
| 379 |
|
| 380 |
/** |
| 381 |
* filter for other add-ons to manage can_attach bool value. |
| 382 |
* e.g. PM add-on attachment function. |
| 383 |
*/ |
| 384 |
$filter_wpforo_can_attach = apply_filters( 'wpforo_can_attach', null, $forumid ); |
| 385 |
if( ! is_null( $filter_wpforo_can_attach ) ) return (bool) $filter_wpforo_can_attach; |
| 386 |
|
| 387 |
if( ! $this->forum_can( 'a', $forumid ) ) return false; |
| 388 |
if( ! WPF()->usergroup->can( 'em' ) ) { |
| 389 |
$posts = WPF()->member->member_approved_posts( WPF()->current_userid ); |
| 390 |
$posts = intval( $posts ); |
| 391 |
if( ( $min_posts = wpforo_setting( 'antispam', 'min_number_posts_to_attach' ) ) && $posts <= $min_posts ) return false; |
| 392 |
} |
| 393 |
|
| 394 |
return true; |
| 395 |
} |
| 396 |
|
| 397 |
public function can_attach_file_type( $ext = '' ) { |
| 398 |
if( ! WPF()->usergroup->can( 'em' ) && WPF()->member->current_user_is_new() && in_array( $ext, wpforo_setting( 'antispam', 'limited_file_ext' ) ) ) return false; |
| 399 |
|
| 400 |
return true; |
| 401 |
} |
| 402 |
|
| 403 |
/** |
| 404 |
* Check if user can post now based on flood protection settings |
| 405 |
* |
| 406 |
* @param string $flood_reason Reference to store the reason if blocked |
| 407 |
* @return bool|string True if can post, false if blocked, 'unapprove' if should be unapproved |
| 408 |
*/ |
| 409 |
public function can_post_now( &$flood_reason = '' ) { |
| 410 |
if( wpforo_is_admin() || ( defined( 'IS_GO2WPFORO' ) && IS_GO2WPFORO ) ) { |
| 411 |
return true; |
| 412 |
} |
| 413 |
|
| 414 |
// Users with "Dashboard - Moderate Topics & Posts" permission bypass flood protection |
| 415 |
if( WPF()->usergroup->can( 'aum' ) ) { |
| 416 |
return true; |
| 417 |
} |
| 418 |
|
| 419 |
$userid = WPF()->current_userid; |
| 420 |
$email = $userid ? '' : WPF()->current_user_email; |
| 421 |
$groupid = WPF()->current_user_groupid; |
| 422 |
if( WPF()->member->current_user_is_new() ) { |
| 423 |
$groupid = 0; |
| 424 |
} |
| 425 |
|
| 426 |
// Check for temporary ban first |
| 427 |
if( $this->is_flood_banned() ) { |
| 428 |
$flood_reason = 'temp_ban'; |
| 429 |
return false; |
| 430 |
} |
| 431 |
|
| 432 |
// Legacy flood interval check (per user group) |
| 433 |
if( $flood_interval = WPF()->usergroup->get_flood_interval( $groupid ) ) { |
| 434 |
$hour_ago = gmdate( 'Y-m-d H:i:s', time() - HOUR_IN_SECONDS ); |
| 435 |
$args = [ |
| 436 |
'userid' => $userid, |
| 437 |
'email' => $email, |
| 438 |
'orderby' => '`created` DESC, `postid` DESC', |
| 439 |
'row_count' => 1, |
| 440 |
'where' => "`created` >= '$hour_ago'", |
| 441 |
]; |
| 442 |
$items_count = 0; |
| 443 |
$lastpost = WPF()->post->get_posts( $args, $items_count, false ); |
| 444 |
if( $lasttime = wpfval( $lastpost, 0, 'created' ) ) { |
| 445 |
$lasttime = strtotime( $lasttime . ' GMT' ); |
| 446 |
$nowtime = time(); |
| 447 |
$diff = $nowtime - $lasttime; |
| 448 |
if( $diff < $flood_interval ) { |
| 449 |
$flood_reason = 'interval'; |
| 450 |
return false; |
| 451 |
} |
| 452 |
} |
| 453 |
} |
| 454 |
|
| 455 |
// Advanced flood protection checks |
| 456 |
if( ! wpforo_setting( 'antispam', 'flood_protection_enabled' ) ) { |
| 457 |
return true; |
| 458 |
} |
| 459 |
|
| 460 |
// Check posts per minute |
| 461 |
$posts_per_minute = (int) wpforo_setting( 'antispam', 'flood_posts_per_minute' ); |
| 462 |
if( $posts_per_minute > 0 ) { |
| 463 |
$minute_ago = gmdate( 'Y-m-d H:i:s', time() - 60 ); |
| 464 |
$count = $this->get_user_post_count_since( $userid, $email, $minute_ago ); |
| 465 |
if( $count >= $posts_per_minute ) { |
| 466 |
$flood_reason = 'per_minute'; |
| 467 |
return $this->handle_flood_action(); |
| 468 |
} |
| 469 |
} |
| 470 |
|
| 471 |
// Check posts per hour |
| 472 |
$posts_per_hour = (int) wpforo_setting( 'antispam', 'flood_posts_per_hour' ); |
| 473 |
if( $posts_per_hour > 0 ) { |
| 474 |
$hour_ago = gmdate( 'Y-m-d H:i:s', time() - HOUR_IN_SECONDS ); |
| 475 |
$count = $this->get_user_post_count_since( $userid, $email, $hour_ago ); |
| 476 |
if( $count >= $posts_per_hour ) { |
| 477 |
$flood_reason = 'per_hour'; |
| 478 |
return $this->handle_flood_action(); |
| 479 |
} |
| 480 |
} |
| 481 |
|
| 482 |
// IP-based flood protection (tracked via transients since posts table has no IP column) |
| 483 |
if( wpforo_setting( 'antispam', 'flood_ip_protection_enabled' ) ) { |
| 484 |
$posts_per_ip_hour = (int) wpforo_setting( 'antispam', 'flood_posts_per_ip_hour' ); |
| 485 |
if( $posts_per_ip_hour > 0 ) { |
| 486 |
$ip = $this->get_user_ip(); |
| 487 |
if( $ip ) { |
| 488 |
$count = $this->get_ip_post_count_in_window( $ip, HOUR_IN_SECONDS ); |
| 489 |
if( $count >= $posts_per_ip_hour ) { |
| 490 |
$flood_reason = 'ip_per_hour'; |
| 491 |
return $this->handle_flood_action(); |
| 492 |
} |
| 493 |
} |
| 494 |
} |
| 495 |
} |
| 496 |
|
| 497 |
// All checks passed - record IP post attempt for IP-based tracking |
| 498 |
if( wpforo_setting( 'antispam', 'flood_ip_protection_enabled' ) ) { |
| 499 |
$ip = $this->get_user_ip(); |
| 500 |
if( $ip ) { |
| 501 |
$this->record_ip_post_attempt( $ip ); |
| 502 |
} |
| 503 |
} |
| 504 |
|
| 505 |
return true; |
| 506 |
} |
| 507 |
|
| 508 |
/** |
| 509 |
* Get the current user's IP address |
| 510 |
* |
| 511 |
* @return string|null IP address or null if not available |
| 512 |
*/ |
| 513 |
private function get_user_ip() { |
| 514 |
// Check for forwarded IP first (behind proxy/load balancer) |
| 515 |
$headers = [ 'HTTP_CF_CONNECTING_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_REAL_IP', 'REMOTE_ADDR' ]; |
| 516 |
foreach( $headers as $header ) { |
| 517 |
if( ! empty( $_SERVER[ $header ] ) ) { |
| 518 |
$ip = $_SERVER[ $header ]; |
| 519 |
// HTTP_X_FORWARDED_FOR can contain multiple IPs, get the first one |
| 520 |
if( strpos( $ip, ',' ) !== false ) { |
| 521 |
$ip = trim( explode( ',', $ip )[0] ); |
| 522 |
} |
| 523 |
if( filter_var( $ip, FILTER_VALIDATE_IP ) ) { |
| 524 |
return $ip; |
| 525 |
} |
| 526 |
} |
| 527 |
} |
| 528 |
return null; |
| 529 |
} |
| 530 |
|
| 531 |
/** |
| 532 |
* Get post count for a user since a specific time |
| 533 |
* |
| 534 |
* @param int $userid User ID |
| 535 |
* @param string $email Email for guests |
| 536 |
* @param string $since MySQL datetime string |
| 537 |
* @return int Post count |
| 538 |
*/ |
| 539 |
private function get_user_post_count_since( $userid, $email, $since ) { |
| 540 |
$posts_table = WPF()->tables->posts; |
| 541 |
|
| 542 |
if( $userid ) { |
| 543 |
$count = WPF()->db->get_var( WPF()->db->prepare( |
| 544 |
"SELECT COUNT(*) FROM `{$posts_table}` WHERE `userid` = %d AND `created` >= %s", |
| 545 |
$userid, |
| 546 |
$since |
| 547 |
) ); |
| 548 |
} elseif( $email ) { |
| 549 |
$count = WPF()->db->get_var( WPF()->db->prepare( |
| 550 |
"SELECT COUNT(*) FROM `{$posts_table}` WHERE `email` = %s AND `created` >= %s", |
| 551 |
$email, |
| 552 |
$since |
| 553 |
) ); |
| 554 |
} else { |
| 555 |
return 0; |
| 556 |
} |
| 557 |
|
| 558 |
return (int) $count; |
| 559 |
} |
| 560 |
|
| 561 |
/** |
| 562 |
* Get post count for an IP address within a time window (using transients) |
| 563 |
* |
| 564 |
* @param string $ip IP address |
| 565 |
* @param int $window_seconds Time window in seconds |
| 566 |
* @return int Post count |
| 567 |
*/ |
| 568 |
private function get_ip_post_count_in_window( $ip, $window_seconds ) { |
| 569 |
$key = 'wpforo_ip_posts_' . md5( $ip ); |
| 570 |
$timestamps = get_transient( $key ); |
| 571 |
if( ! is_array( $timestamps ) ) { |
| 572 |
return 0; |
| 573 |
} |
| 574 |
|
| 575 |
// Filter to only include timestamps within the window |
| 576 |
$cutoff = time() - $window_seconds; |
| 577 |
$valid_timestamps = array_filter( $timestamps, function( $ts ) use ( $cutoff ) { |
| 578 |
return $ts >= $cutoff; |
| 579 |
}); |
| 580 |
|
| 581 |
return count( $valid_timestamps ); |
| 582 |
} |
| 583 |
|
| 584 |
/** |
| 585 |
* Record an IP post attempt for flood tracking |
| 586 |
* |
| 587 |
* @param string $ip IP address |
| 588 |
*/ |
| 589 |
private function record_ip_post_attempt( $ip ) { |
| 590 |
$key = 'wpforo_ip_posts_' . md5( $ip ); |
| 591 |
$timestamps = get_transient( $key ); |
| 592 |
if( ! is_array( $timestamps ) ) { |
| 593 |
$timestamps = []; |
| 594 |
} |
| 595 |
|
| 596 |
// Add current timestamp |
| 597 |
$timestamps[] = time(); |
| 598 |
|
| 599 |
// Clean old entries (keep last hour only) |
| 600 |
$cutoff = time() - HOUR_IN_SECONDS; |
| 601 |
$timestamps = array_filter( $timestamps, function( $ts ) use ( $cutoff ) { |
| 602 |
return $ts >= $cutoff; |
| 603 |
}); |
| 604 |
|
| 605 |
// Re-index array and store with 1-hour expiration |
| 606 |
$timestamps = array_values( $timestamps ); |
| 607 |
set_transient( $key, $timestamps, HOUR_IN_SECONDS ); |
| 608 |
} |
| 609 |
|
| 610 |
/** |
| 611 |
* Handle flood action based on settings |
| 612 |
* |
| 613 |
* @return bool|string False to block, 'unapprove' to allow but unapprove |
| 614 |
*/ |
| 615 |
private function handle_flood_action() { |
| 616 |
$action = wpforo_setting( 'antispam', 'flood_action' ); |
| 617 |
|
| 618 |
if( $action === 'temp_ban' ) { |
| 619 |
$this->set_flood_ban(); |
| 620 |
return false; |
| 621 |
} |
| 622 |
|
| 623 |
if( $action === 'unapprove' ) { |
| 624 |
return 'unapprove'; |
| 625 |
} |
| 626 |
|
| 627 |
// Default: block |
| 628 |
return false; |
| 629 |
} |
| 630 |
|
| 631 |
/** |
| 632 |
* Set a temporary flood ban for the current user/IP |
| 633 |
*/ |
| 634 |
private function set_flood_ban() { |
| 635 |
$duration = (int) wpforo_setting( 'antispam', 'flood_temp_ban_duration' ); |
| 636 |
$ban_until = time() + ( $duration * 60 ); |
| 637 |
|
| 638 |
$userid = WPF()->current_userid; |
| 639 |
$ip = $this->get_user_ip(); |
| 640 |
|
| 641 |
// Store ban in transient (keyed by user ID or IP) |
| 642 |
if( $userid ) { |
| 643 |
set_transient( 'wpforo_flood_ban_user_' . $userid, $ban_until, $duration * 60 ); |
| 644 |
} |
| 645 |
if( $ip ) { |
| 646 |
set_transient( 'wpforo_flood_ban_ip_' . md5( $ip ), $ban_until, $duration * 60 ); |
| 647 |
} |
| 648 |
} |
| 649 |
|
| 650 |
/** |
| 651 |
* Check if the current user/IP is temporarily banned for flooding |
| 652 |
* |
| 653 |
* @return bool True if banned |
| 654 |
*/ |
| 655 |
public function is_flood_banned() { |
| 656 |
$userid = WPF()->current_userid; |
| 657 |
$ip = $this->get_user_ip(); |
| 658 |
|
| 659 |
// Check user ban |
| 660 |
if( $userid ) { |
| 661 |
$ban_until = get_transient( 'wpforo_flood_ban_user_' . $userid ); |
| 662 |
if( $ban_until && time() < $ban_until ) { |
| 663 |
return true; |
| 664 |
} |
| 665 |
} |
| 666 |
|
| 667 |
// Check IP ban |
| 668 |
if( $ip ) { |
| 669 |
$ban_until = get_transient( 'wpforo_flood_ban_ip_' . md5( $ip ) ); |
| 670 |
if( $ban_until && time() < $ban_until ) { |
| 671 |
return true; |
| 672 |
} |
| 673 |
} |
| 674 |
|
| 675 |
return false; |
| 676 |
} |
| 677 |
|
| 678 |
/** |
| 679 |
* Get remaining flood ban time in seconds |
| 680 |
* |
| 681 |
* @return int Seconds remaining, 0 if not banned |
| 682 |
*/ |
| 683 |
public function get_flood_ban_remaining() { |
| 684 |
$userid = WPF()->current_userid; |
| 685 |
$ip = $this->get_user_ip(); |
| 686 |
$max_remaining = 0; |
| 687 |
|
| 688 |
if( $userid ) { |
| 689 |
$ban_until = get_transient( 'wpforo_flood_ban_user_' . $userid ); |
| 690 |
if( $ban_until && time() < $ban_until ) { |
| 691 |
$max_remaining = max( $max_remaining, $ban_until - time() ); |
| 692 |
} |
| 693 |
} |
| 694 |
|
| 695 |
if( $ip ) { |
| 696 |
$ban_until = get_transient( 'wpforo_flood_ban_ip_' . md5( $ip ) ); |
| 697 |
if( $ban_until && time() < $ban_until ) { |
| 698 |
$max_remaining = max( $max_remaining, $ban_until - time() ); |
| 699 |
} |
| 700 |
} |
| 701 |
|
| 702 |
return $max_remaining; |
| 703 |
} |
| 704 |
|
| 705 |
public function get_forum_accesses_by_usergroup( $groupids = [] ) { |
| 706 |
$forum_accesses = []; |
| 707 |
if( ! $groupids ) $groupids = WPF()->current_user_groupids; |
| 708 |
if( ( $groupids = array_map( 'intval', (array) $groupids ) ) && ( $forums = WPF()->forum->get_forums() ) ) { |
| 709 |
foreach( $forums as $forum ) { |
| 710 |
if( $permissions = maybe_unserialize( $forum['permissions'] ) ) { |
| 711 |
foreach( $groupids as $groupid ) { |
| 712 |
$access = wpfval( $permissions, $groupid ); |
| 713 |
if( $_access = $this->get_access( $access ) ) { |
| 714 |
if( $cans = wpfval( $_access, 'cans' ) ) { |
| 715 |
if( ! wpfkey( $forum_accesses, $forum['forumid'], $access ) ) $forum_accesses[ $forum['forumid'] ][ $access ] = $cans; |
| 716 |
} |
| 717 |
} |
| 718 |
} |
| 719 |
} |
| 720 |
} |
| 721 |
} |
| 722 |
|
| 723 |
return apply_filters( 'wpforo_permissions_forum_accesses_by_usergroup', $forum_accesses, $groupids ); |
| 724 |
} |
| 725 |
|
| 726 |
public function show_accesses_selectbox( $selected = [], $exclude = [] ) { |
| 727 |
$accesses = $this->get_accesses(); |
| 728 |
foreach( $accesses as $accesse ) { |
| 729 |
if( in_array( $accesse['access'], (array) $exclude ) ) continue; |
| 730 |
printf( |
| 731 |
'<option value="%1$s" %2$s>%3$s</option>', |
| 732 |
esc_attr( $accesse['access'] ), |
| 733 |
in_array( $accesse['access'], (array) $selected ) ? 'selected' : '', |
| 734 |
esc_html( $accesse['title'] ) |
| 735 |
); |
| 736 |
} |
| 737 |
} |
| 738 |
|
| 739 |
/** |
| 740 |
* @param array|int $owner |
| 741 |
* @param array|int $user |
| 742 |
* |
| 743 |
* @return bool |
| 744 |
*/ |
| 745 |
public function user_can_edit_account( $owner = [], $user = [] ) { |
| 746 |
if( ! $user ) $user = WPF()->current_user; |
| 747 |
if( ! $owner ) $owner = WPF()->current_object['user']; |
| 748 |
if( wpforo_is_id( $owner ) ) $owner = WPF()->member->get_member( $owner ); |
| 749 |
if( wpforo_is_id( $user ) ) $user = WPF()->member->get_member( $user ); |
| 750 |
if( ! $user || ! $owner ) return false; |
| 751 |
$is_users_same = wpforo_is_users_same( $user, $owner ); |
| 752 |
|
| 753 |
return wpforo_user_is( $user['userid'], 'admin' ) || ( WPF()->usergroup->can( 'em', $user['groupids'] ) && $this->user_can_manage_user( |
| 754 |
$user['userid'], |
| 755 |
$owner['userid'] |
| 756 |
) ) || ( $is_users_same && wpforo_user_is( $user['userid'], 'moderator' ) ) || ( $is_users_same && $user['posts'] >= wpforo_setting( 'antispam', 'min_number_posts_to_edit_account' ) ); |
| 757 |
} |
| 758 |
|
| 759 |
public function can_report( $forumid, $groupids = null ): bool { |
| 760 |
if( ( is_null( $groupids ) && ! WPF()->current_user_groupids ) ) return false; |
| 761 |
if( is_null( $groupids ) ) $groupids = WPF()->current_user_groupids; |
| 762 |
|
| 763 |
$res = WPF()->current_userid && ! in_array( WPF()->current_user_status, [ 'banned', 'trashed' ] ) && ! WPF()->member->current_user_is_new() && $this->forum_can( 'r', $forumid, $groupids ); |
| 764 |
|
| 765 |
return apply_filters( 'wpforo_can_report', $res, $forumid, $groupids ); |
| 766 |
} |
| 767 |
} |
| 768 |
|
