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| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | /** |
| 15 | * @ignore |
| 16 | */ |
| 17 | if (!defined('IN_PHPBB')) |
| 18 | { |
| 19 | exit; |
| 20 | } |
| 21 | |
| 22 | class acp_bbcodes |
| 23 | { |
| 24 | var $u_action; |
| 25 | |
| 26 | function main($id, $mode) |
| 27 | { |
| 28 | global $db, $user, $template, $cache, $request, $phpbb_dispatcher, $phpbb_container; |
| 29 | global $phpbb_log; |
| 30 | |
| 31 | $user->add_lang('acp/posting'); |
| 32 | |
| 33 | // Set up general vars |
| 34 | $action = $request->variable('action', ''); |
| 35 | $bbcode_id = $request->variable('bbcode', 0); |
| 36 | |
| 37 | $this->tpl_name = 'acp_bbcodes'; |
| 38 | $this->page_title = 'ACP_BBCODES'; |
| 39 | $form_key = 'acp_bbcodes'; |
| 40 | |
| 41 | add_form_key($form_key); |
| 42 | |
| 43 | // Set up mode-specific vars |
| 44 | switch ($action) |
| 45 | { |
| 46 | case 'add': |
| 47 | $bbcode_match = $bbcode_tpl = $bbcode_helpline = ''; |
| 48 | $display_on_posting = 0; |
| 49 | break; |
| 50 | |
| 51 | case 'edit': |
| 52 | $sql = 'SELECT bbcode_match, bbcode_tpl, display_on_posting, bbcode_helpline |
| 53 | FROM ' . BBCODES_TABLE . ' |
| 54 | WHERE bbcode_id = ' . $bbcode_id; |
| 55 | $result = $db->sql_query($sql); |
| 56 | $row = $db->sql_fetchrow($result); |
| 57 | $db->sql_freeresult($result); |
| 58 | |
| 59 | if (!$row) |
| 60 | { |
| 61 | trigger_error($user->lang['BBCODE_NOT_EXIST'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 62 | } |
| 63 | |
| 64 | $bbcode_match = $row['bbcode_match']; |
| 65 | $bbcode_tpl = htmlspecialchars($row['bbcode_tpl'], ENT_COMPAT); |
| 66 | $display_on_posting = $row['display_on_posting']; |
| 67 | $bbcode_helpline = $row['bbcode_helpline']; |
| 68 | break; |
| 69 | |
| 70 | case 'modify': |
| 71 | $sql = 'SELECT bbcode_id, bbcode_tag |
| 72 | FROM ' . BBCODES_TABLE . ' |
| 73 | WHERE bbcode_id = ' . $bbcode_id; |
| 74 | $result = $db->sql_query($sql); |
| 75 | $row = $db->sql_fetchrow($result); |
| 76 | $db->sql_freeresult($result); |
| 77 | |
| 78 | if (!$row) |
| 79 | { |
| 80 | trigger_error($user->lang['BBCODE_NOT_EXIST'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 81 | } |
| 82 | |
| 83 | // No break here |
| 84 | |
| 85 | case 'create': |
| 86 | $display_on_posting = $request->variable('display_on_posting', 0); |
| 87 | |
| 88 | $bbcode_match = $request->variable('bbcode_match', ''); |
| 89 | $bbcode_tpl = html_entity_decode($request->variable('bbcode_tpl', '', true), ENT_COMPAT); |
| 90 | $bbcode_helpline = $request->variable('bbcode_helpline', '', true); |
| 91 | break; |
| 92 | } |
| 93 | |
| 94 | // Do major work |
| 95 | switch ($action) |
| 96 | { |
| 97 | case 'edit': |
| 98 | case 'add': |
| 99 | |
| 100 | $tpl_ary = array( |
| 101 | 'S_EDIT_BBCODE' => true, |
| 102 | 'U_BACK' => $this->u_action, |
| 103 | 'U_ACTION' => $this->u_action . '&action=' . (($action == 'add') ? 'create' : 'modify') . (($bbcode_id) ? "&bbcode=$bbcode_id" : ''), |
| 104 | |
| 105 | 'L_BBCODE_USAGE_EXPLAIN'=> sprintf($user->lang['BBCODE_USAGE_EXPLAIN'], '<a href="#down">', '</a>'), |
| 106 | 'BBCODE_MATCH' => $bbcode_match, |
| 107 | 'BBCODE_TPL' => $bbcode_tpl, |
| 108 | 'BBCODE_HELPLINE' => $bbcode_helpline, |
| 109 | 'DISPLAY_ON_POSTING' => $display_on_posting, |
| 110 | ); |
| 111 | |
| 112 | $bbcode_tokens = array('TEXT', 'SIMPLETEXT', 'INTTEXT', 'IDENTIFIER', 'NUMBER', 'EMAIL', 'URL', 'LOCAL_URL', 'RELATIVE_URL', 'COLOR'); |
| 113 | |
| 114 | /** |
| 115 | * Modify custom bbcode template data before we display the add/edit form |
| 116 | * |
| 117 | * @event core.acp_bbcodes_edit_add |
| 118 | * @var string action Type of the action: add|edit |
| 119 | * @var array tpl_ary Array with custom bbcode add/edit data |
| 120 | * @var int bbcode_id When editing: the bbcode id, |
| 121 | * when creating: 0 |
| 122 | * @var array bbcode_tokens Array of bbcode tokens |
| 123 | * @since 3.1.0-a3 |
| 124 | */ |
| 125 | $vars = array('action', 'tpl_ary', 'bbcode_id', 'bbcode_tokens'); |
| 126 | extract($phpbb_dispatcher->trigger_event('core.acp_bbcodes_edit_add', compact($vars))); |
| 127 | |
| 128 | $template->assign_vars($tpl_ary); |
| 129 | |
| 130 | foreach ($bbcode_tokens as $token) |
| 131 | { |
| 132 | $template->assign_block_vars('token', array( |
| 133 | 'TOKEN' => '{' . $token . '}', |
| 134 | 'EXPLAIN' => ($token === 'LOCAL_URL') ? $user->lang(array('tokens', $token), generate_board_url() . '/') : $user->lang(array('tokens', $token)), |
| 135 | )); |
| 136 | } |
| 137 | |
| 138 | return; |
| 139 | |
| 140 | break; |
| 141 | |
| 142 | case 'modify': |
| 143 | case 'create': |
| 144 | |
| 145 | $sql_ary = $hidden_fields = array(); |
| 146 | |
| 147 | /** |
| 148 | * Modify custom bbcode data before the modify/create action |
| 149 | * |
| 150 | * @event core.acp_bbcodes_modify_create |
| 151 | * @var string action Type of the action: modify|create |
| 152 | * @var array sql_ary Array with new bbcode data |
| 153 | * @var int bbcode_id When editing: the bbcode id, |
| 154 | * when creating: 0 |
| 155 | * @var bool display_on_posting Display bbcode on posting form |
| 156 | * @var string bbcode_match The bbcode usage string to match |
| 157 | * @var string bbcode_tpl The bbcode HTML replacement string |
| 158 | * @var string bbcode_helpline The bbcode help line string |
| 159 | * @var array hidden_fields Array of hidden fields for use when |
| 160 | * submitting form when $warn_unsafe is true |
| 161 | * @since 3.1.0-a3 |
| 162 | */ |
| 163 | $vars = array( |
| 164 | 'action', |
| 165 | 'sql_ary', |
| 166 | 'bbcode_id', |
| 167 | 'display_on_posting', |
| 168 | 'bbcode_match', |
| 169 | 'bbcode_tpl', |
| 170 | 'bbcode_helpline', |
| 171 | 'hidden_fields', |
| 172 | ); |
| 173 | extract($phpbb_dispatcher->trigger_event('core.acp_bbcodes_modify_create', compact($vars))); |
| 174 | |
| 175 | $acp_utils = $phpbb_container->get('text_formatter.acp_utils'); |
| 176 | $bbcode_info = $acp_utils->analyse_bbcode($bbcode_match, $bbcode_tpl); |
| 177 | $warn_unsafe = ($bbcode_info['status'] === $acp_utils::BBCODE_STATUS_UNSAFE); |
| 178 | |
| 179 | if ($bbcode_info['status'] === $acp_utils::BBCODE_STATUS_INVALID_TEMPLATE) |
| 180 | { |
| 181 | trigger_error($user->lang['BBCODE_INVALID_TEMPLATE'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 182 | } |
| 183 | if ($bbcode_info['status'] === $acp_utils::BBCODE_STATUS_INVALID_DEFINITION) |
| 184 | { |
| 185 | trigger_error($user->lang['BBCODE_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 186 | } |
| 187 | |
| 188 | if (!$warn_unsafe && !check_form_key($form_key)) |
| 189 | { |
| 190 | trigger_error($user->lang['FORM_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 191 | } |
| 192 | |
| 193 | if (!$warn_unsafe || confirm_box(true)) |
| 194 | { |
| 195 | $data = $this->build_regexp($bbcode_match, $bbcode_tpl); |
| 196 | |
| 197 | // Make sure the user didn't pick a "bad" name for the BBCode tag. |
| 198 | $hard_coded = array('code', 'quote', 'quote=', 'attachment', 'attachment=', 'b', 'i', 'url', 'url=', 'img', 'size', 'size=', 'color', 'color=', 'u', 'list', 'list=', 'email', 'email=', 'mention'); |
| 199 | |
| 200 | if (($action == 'modify' && strtolower($data['bbcode_tag']) !== strtolower($row['bbcode_tag'])) || ($action == 'create')) |
| 201 | { |
| 202 | $sql = 'SELECT 1 as test |
| 203 | FROM ' . BBCODES_TABLE . " |
| 204 | WHERE LOWER(bbcode_tag) = '" . $db->sql_escape(strtolower($data['bbcode_tag'])) . "'"; |
| 205 | $result = $db->sql_query($sql); |
| 206 | $info = $db->sql_fetchrow($result); |
| 207 | $db->sql_freeresult($result); |
| 208 | |
| 209 | // Grab the end, interrogate the last closing tag |
| 210 | if (isset($info['test']) && $info['test'] === '1' |
| 211 | || in_array(strtolower($data['bbcode_tag']), $hard_coded) |
| 212 | || (preg_match('#\[/([^[]*)]$#', $bbcode_match, $regs) && in_array(strtolower($regs[1]), $hard_coded)) |
| 213 | ) |
| 214 | { |
| 215 | trigger_error($user->lang['BBCODE_INVALID_TAG_NAME'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | if (strlen($data['bbcode_tag']) > 16) |
| 220 | { |
| 221 | trigger_error($user->lang['BBCODE_TAG_TOO_LONG'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 222 | } |
| 223 | |
| 224 | if (strlen($bbcode_match) > 4000) |
| 225 | { |
| 226 | trigger_error($user->lang['BBCODE_TAG_DEF_TOO_LONG'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 227 | } |
| 228 | |
| 229 | if (strlen($bbcode_helpline) > 3000) |
| 230 | { |
| 231 | trigger_error($user->lang['BBCODE_HELPLINE_TOO_LONG'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 232 | } |
| 233 | |
| 234 | /** |
| 235 | * Replace Emojis and other 4bit UTF-8 chars not allowed by MySQL to UCR/NCR. |
| 236 | * Using their Numeric Character Reference's Hexadecimal notation. |
| 237 | */ |
| 238 | $bbcode_helpline = utf8_encode_ucr($bbcode_helpline); |
| 239 | |
| 240 | $sql_ary = array_merge($sql_ary, array( |
| 241 | 'bbcode_tag' => $data['bbcode_tag'], |
| 242 | 'bbcode_match' => $bbcode_match, |
| 243 | 'bbcode_tpl' => $bbcode_tpl, |
| 244 | 'display_on_posting' => $display_on_posting, |
| 245 | 'bbcode_helpline' => $bbcode_helpline, |
| 246 | 'first_pass_match' => $data['first_pass_match'], |
| 247 | 'first_pass_replace' => $data['first_pass_replace'], |
| 248 | 'second_pass_match' => $data['second_pass_match'], |
| 249 | 'second_pass_replace' => $data['second_pass_replace'] |
| 250 | )); |
| 251 | |
| 252 | if ($action == 'create') |
| 253 | { |
| 254 | $sql = 'SELECT MAX(bbcode_id) as max_bbcode_id |
| 255 | FROM ' . BBCODES_TABLE; |
| 256 | $result = $db->sql_query($sql); |
| 257 | $row = $db->sql_fetchrow($result); |
| 258 | $db->sql_freeresult($result); |
| 259 | |
| 260 | if ($row) |
| 261 | { |
| 262 | $bbcode_id = (int) $row['max_bbcode_id'] + 1; |
| 263 | |
| 264 | // Make sure it is greater than the core bbcode ids... |
| 265 | if ($bbcode_id <= NUM_CORE_BBCODES) |
| 266 | { |
| 267 | $bbcode_id = NUM_CORE_BBCODES + 1; |
| 268 | } |
| 269 | } |
| 270 | else |
| 271 | { |
| 272 | $bbcode_id = NUM_CORE_BBCODES + 1; |
| 273 | } |
| 274 | |
| 275 | if ($bbcode_id > BBCODE_LIMIT) |
| 276 | { |
| 277 | trigger_error($user->lang['TOO_MANY_BBCODES'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 278 | } |
| 279 | |
| 280 | $sql_ary['bbcode_id'] = (int) $bbcode_id; |
| 281 | |
| 282 | $db->sql_query('INSERT INTO ' . BBCODES_TABLE . $db->sql_build_array('INSERT', $sql_ary)); |
| 283 | $cache->destroy('sql', BBCODES_TABLE); |
| 284 | $phpbb_container->get('text_formatter.cache')->invalidate(); |
| 285 | |
| 286 | $lang = 'BBCODE_ADDED'; |
| 287 | $log_action = 'LOG_BBCODE_ADD'; |
| 288 | } |
| 289 | else |
| 290 | { |
| 291 | $sql = 'UPDATE ' . BBCODES_TABLE . ' |
| 292 | SET ' . $db->sql_build_array('UPDATE', $sql_ary) . ' |
| 293 | WHERE bbcode_id = ' . $bbcode_id; |
| 294 | $db->sql_query($sql); |
| 295 | $cache->destroy('sql', BBCODES_TABLE); |
| 296 | $phpbb_container->get('text_formatter.cache')->invalidate(); |
| 297 | |
| 298 | $lang = 'BBCODE_EDITED'; |
| 299 | $log_action = 'LOG_BBCODE_EDIT'; |
| 300 | } |
| 301 | |
| 302 | $phpbb_log->add('admin', $user->data['user_id'], $user->ip, $log_action, false, array($data['bbcode_tag'])); |
| 303 | |
| 304 | /** |
| 305 | * Event after a BBCode has been added or updated |
| 306 | * |
| 307 | * @event core.acp_bbcodes_modify_create_after |
| 308 | * @var string action Type of the action: modify|create |
| 309 | * @var int bbcode_id The id of the added or updated bbcode |
| 310 | * @var array sql_ary Array with bbcode data (read only) |
| 311 | * @since 3.2.4-RC1 |
| 312 | */ |
| 313 | $vars = array( |
| 314 | 'action', |
| 315 | 'bbcode_id', |
| 316 | 'sql_ary', |
| 317 | ); |
| 318 | extract($phpbb_dispatcher->trigger_event('core.acp_bbcodes_modify_create_after', compact($vars))); |
| 319 | |
| 320 | trigger_error($user->lang[$lang] . adm_back_link($this->u_action)); |
| 321 | } |
| 322 | else |
| 323 | { |
| 324 | confirm_box(false, $user->lang['BBCODE_DANGER'], build_hidden_fields(array_merge($hidden_fields, array( |
| 325 | 'action' => $action, |
| 326 | 'bbcode' => $bbcode_id, |
| 327 | 'bbcode_match' => $bbcode_match, |
| 328 | 'bbcode_tpl' => htmlspecialchars($bbcode_tpl, ENT_COMPAT), |
| 329 | 'bbcode_helpline' => $bbcode_helpline, |
| 330 | 'display_on_posting' => $display_on_posting, |
| 331 | ))) |
| 332 | , 'confirm_bbcode.html'); |
| 333 | } |
| 334 | |
| 335 | break; |
| 336 | |
| 337 | case 'delete': |
| 338 | |
| 339 | $sql = 'SELECT bbcode_tag |
| 340 | FROM ' . BBCODES_TABLE . " |
| 341 | WHERE bbcode_id = $bbcode_id"; |
| 342 | $result = $db->sql_query($sql); |
| 343 | $row = $db->sql_fetchrow($result); |
| 344 | $db->sql_freeresult($result); |
| 345 | |
| 346 | if ($row) |
| 347 | { |
| 348 | if (confirm_box(true)) |
| 349 | { |
| 350 | $bbcode_tag = $row['bbcode_tag']; |
| 351 | |
| 352 | $db->sql_query('DELETE FROM ' . BBCODES_TABLE . " WHERE bbcode_id = $bbcode_id"); |
| 353 | $cache->destroy('sql', BBCODES_TABLE); |
| 354 | $phpbb_container->get('text_formatter.cache')->invalidate(); |
| 355 | $phpbb_log->add('admin', $user->data['user_id'], $user->ip, 'LOG_BBCODE_DELETE', false, array($bbcode_tag)); |
| 356 | |
| 357 | /** |
| 358 | * Event after a BBCode has been deleted |
| 359 | * |
| 360 | * @event core.acp_bbcodes_delete_after |
| 361 | * @var string action Type of the action: delete |
| 362 | * @var int bbcode_id The id of the deleted bbcode |
| 363 | * @var string bbcode_tag The tag of the deleted bbcode |
| 364 | * @since 3.2.4-RC1 |
| 365 | */ |
| 366 | $vars = array( |
| 367 | 'action', |
| 368 | 'bbcode_id', |
| 369 | 'bbcode_tag', |
| 370 | ); |
| 371 | extract($phpbb_dispatcher->trigger_event('core.acp_bbcodes_delete_after', compact($vars))); |
| 372 | |
| 373 | if ($request->is_ajax()) |
| 374 | { |
| 375 | $json_response = new \phpbb\json_response; |
| 376 | $json_response->send(array( |
| 377 | 'MESSAGE_TITLE' => $user->lang['INFORMATION'], |
| 378 | 'MESSAGE_TEXT' => $user->lang['BBCODE_DELETED'], |
| 379 | 'REFRESH_DATA' => array( |
| 380 | 'time' => 3 |
| 381 | ) |
| 382 | )); |
| 383 | } |
| 384 | } |
| 385 | else |
| 386 | { |
| 387 | confirm_box(false, $user->lang['CONFIRM_OPERATION'], build_hidden_fields(array( |
| 388 | 'bbcode' => $bbcode_id, |
| 389 | 'i' => $id, |
| 390 | 'mode' => $mode, |
| 391 | 'action' => $action)) |
| 392 | ); |
| 393 | } |
| 394 | } |
| 395 | |
| 396 | break; |
| 397 | } |
| 398 | |
| 399 | $u_action = $this->u_action; |
| 400 | |
| 401 | $template_data = array( |
| 402 | 'U_ACTION' => $this->u_action . '&action=add', |
| 403 | ); |
| 404 | |
| 405 | $sql_ary = array( |
| 406 | 'SELECT' => 'b.*', |
| 407 | 'FROM' => array(BBCODES_TABLE => 'b'), |
| 408 | 'ORDER_BY' => 'b.bbcode_tag', |
| 409 | ); |
| 410 | |
| 411 | /** |
| 412 | * Modify custom bbcode template data before we display the form |
| 413 | * |
| 414 | * @event core.acp_bbcodes_display_form |
| 415 | * @var string action Type of the action: modify|create |
| 416 | * @var array sql_ary The SQL array to get custom bbcode data |
| 417 | * @var array template_data Array with form template data |
| 418 | * @var string u_action The u_action link |
| 419 | * @since 3.1.0-a3 |
| 420 | */ |
| 421 | $vars = array('action', 'sql_ary', 'template_data', 'u_action'); |
| 422 | extract($phpbb_dispatcher->trigger_event('core.acp_bbcodes_display_form', compact($vars))); |
| 423 | |
| 424 | $result = $db->sql_query($db->sql_build_query('SELECT', $sql_ary)); |
| 425 | |
| 426 | $template->assign_vars($template_data); |
| 427 | |
| 428 | while ($row = $db->sql_fetchrow($result)) |
| 429 | { |
| 430 | $bbcodes_array = array( |
| 431 | 'BBCODE_TAG' => $row['bbcode_tag'], |
| 432 | 'U_EDIT' => $u_action . '&action=edit&bbcode=' . $row['bbcode_id'], |
| 433 | 'U_DELETE' => $u_action . '&action=delete&bbcode=' . $row['bbcode_id'], |
| 434 | ); |
| 435 | |
| 436 | /** |
| 437 | * Modify display of custom bbcodes in the form |
| 438 | * |
| 439 | * @event core.acp_bbcodes_display_bbcodes |
| 440 | * @var array row Array with current bbcode data |
| 441 | * @var array bbcodes_array Array of bbcodes template data |
| 442 | * @var string u_action The u_action link |
| 443 | * @since 3.1.0-a3 |
| 444 | */ |
| 445 | $vars = array('bbcodes_array', 'row', 'u_action'); |
| 446 | extract($phpbb_dispatcher->trigger_event('core.acp_bbcodes_display_bbcodes', compact($vars))); |
| 447 | |
| 448 | $template->assign_block_vars('bbcodes', $bbcodes_array); |
| 449 | |
| 450 | } |
| 451 | $db->sql_freeresult($result); |
| 452 | } |
| 453 | |
| 454 | /* |
| 455 | * Build regular expression for custom bbcode |
| 456 | */ |
| 457 | function build_regexp(&$bbcode_match, &$bbcode_tpl) |
| 458 | { |
| 459 | $bbcode_match = trim($bbcode_match); |
| 460 | $bbcode_tag = preg_replace('/.*?\[([a-z0-9_-]+).*/i', '$1', $bbcode_match); |
| 461 | |
| 462 | if (!preg_match('/^[a-zA-Z0-9_-]+$/', $bbcode_tag)) |
| 463 | { |
| 464 | global $user; |
| 465 | trigger_error($user->lang['BBCODE_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING); |
| 466 | } |
| 467 | |
| 468 | return array( |
| 469 | 'bbcode_tag' => $bbcode_tag, |
| 470 | 'first_pass_match' => '/(?!)/', |
| 471 | 'first_pass_replace' => '', |
| 472 | // Use a non-matching, valid regexp to effectively disable this BBCode |
| 473 | 'second_pass_match' => '/(?!)/', |
| 474 | 'second_pass_replace' => '' |
| 475 | ); |
| 476 | } |
| 477 | } |