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PHP Cross Reference of MyBB 1.8.37 |
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1 <?php 2 /** 3 * MyBB 1.8 4 * Copyright 2014 MyBB Group, All Rights Reserved 5 * 6 * Website: http://www.mybb.com 7 * License: http://www.mybb.com/about/license 8 * 9 */ 10 11 // Disallow direct access to this file for security reasons 12 if(!defined("IN_MYBB")) 13 { 14 die("Direct initialization of this file is not allowed.<br /><br />Please make sure IN_MYBB is defined."); 15 } 16 17 /** 18 * Allows us to refresh cache to prevent over flowing 19 * 20 * @param resource $fp 21 * @param string $contents 22 */ 23 function clear_overflow($fp, &$contents) 24 { 25 global $mybb; 26 27 if($mybb->input['method'] == 'disk') 28 { 29 if($mybb->input['filetype'] == 'gzip') 30 { 31 gzwrite($fp, $contents); 32 } 33 else 34 { 35 fwrite($fp, $contents); 36 } 37 } 38 else 39 { 40 if($mybb->input['filetype'] == "gzip") 41 { 42 echo gzencode($contents); 43 } 44 else 45 { 46 echo $contents; 47 } 48 } 49 50 $contents = ''; 51 } 52 53 $page->add_breadcrumb_item($lang->database_backups, "index.php?module=tools-backupdb"); 54 55 $plugins->run_hooks("admin_tools_backupdb_begin"); 56 57 if($mybb->input['action'] == "dlbackup") 58 { 59 if(empty($mybb->input['file'])) 60 { 61 flash_message($lang->error_file_not_specified, 'error'); 62 admin_redirect("index.php?module=tools-backupdb"); 63 } 64 65 $plugins->run_hooks("admin_tools_backupdb_dlbackup"); 66 67 $file = basename($mybb->input['file']); 68 $ext = get_extension($file); 69 70 if(file_exists(MYBB_ADMIN_DIR.'backups/'.$file) && filetype(MYBB_ADMIN_DIR.'backups/'.$file) == 'file' && ($ext == 'gz' || $ext == 'sql')) 71 { 72 $plugins->run_hooks("admin_tools_backupdb_dlbackup_commit"); 73 74 // Log admin action 75 log_admin_action($file); 76 77 header('Content-disposition: attachment; filename='.$file); 78 header("Content-type: ".$ext); 79 header("Content-length: ".filesize(MYBB_ADMIN_DIR.'backups/'.$file)); 80 81 $handle = fopen(MYBB_ADMIN_DIR.'backups/'.$file, 'rb'); 82 while(!feof($handle)) 83 { 84 echo fread($handle, 8192); 85 } 86 fclose($handle); 87 } 88 else 89 { 90 flash_message($lang->error_invalid_backup, 'error'); 91 admin_redirect("index.php?module=tools-backupdb"); 92 } 93 } 94 95 if($mybb->input['action'] == "delete") 96 { 97 if($mybb->get_input('no')) 98 { 99 admin_redirect("index.php?module=tools-backupdb"); 100 } 101 102 $file = basename($mybb->input['file']); 103 104 if(!trim($mybb->input['file']) || !file_exists(MYBB_ADMIN_DIR.'backups/'.$file)) 105 { 106 flash_message($lang->error_backup_doesnt_exist, 'error'); 107 admin_redirect("index.php?module=tools-backupdb"); 108 } 109 110 $plugins->run_hooks("admin_tools_backupdb_delete"); 111 112 if($mybb->request_method == "post") 113 { 114 $delete = @unlink(MYBB_ADMIN_DIR.'backups/'.$file); 115 116 if($delete) 117 { 118 $plugins->run_hooks("admin_tools_backupdb_delete_commit"); 119 120 // Log admin action 121 log_admin_action($file); 122 123 flash_message($lang->success_backup_deleted, 'success'); 124 admin_redirect("index.php?module=tools-backupdb"); 125 } 126 else 127 { 128 flash_message($lang->error_backup_not_deleted, 'error'); 129 admin_redirect("index.php?module=tools-backupdb"); 130 } 131 } 132 else 133 { 134 $page->output_confirm_action("index.php?module=tools-backupdb&action=delete&file={$mybb->input['file']}", $lang->confirm_backup_deletion); 135 } 136 } 137 138 if($mybb->input['action'] == "backup") 139 { 140 $plugins->run_hooks("admin_tools_backupdb_backup"); 141 142 if($mybb->request_method == "post") 143 { 144 if(empty($mybb->input['tables']) || !is_array($mybb->input['tables'])) 145 { 146 flash_message($lang->error_tables_not_selected, 'error'); 147 admin_redirect("index.php?module=tools-backupdb&action=backup"); 148 } 149 150 @set_time_limit(0); 151 152 // create an array with table prefix appended for checks, as full table names are accepted 153 $binary_fields_prefixed = array(); 154 foreach($mybb->binary_fields as $table => $fields) 155 { 156 $binary_fields_prefixed[TABLE_PREFIX.$table] = $fields; 157 } 158 159 if($mybb->input['method'] == 'disk') 160 { 161 $file = MYBB_ADMIN_DIR.'backups/backup_'.date("_Ymd_His_").random_str(16); 162 163 if($mybb->input['filetype'] == 'gzip') 164 { 165 if(!function_exists('gzopen')) // check zlib-ness 166 { 167 flash_message($lang->error_no_zlib, 'error'); 168 admin_redirect("index.php?module=tools-backupdb&action=backup"); 169 } 170 171 $fp = gzopen($file.'.incomplete.sql.gz', 'w9'); 172 } 173 else 174 { 175 $fp = fopen($file.'.incomplete.sql', 'w'); 176 } 177 } 178 else 179 { 180 $file = 'backup_'.substr(md5($mybb->user['uid'].TIME_NOW), 0, 10).random_str(54); 181 if($mybb->input['filetype'] == 'gzip') 182 { 183 if(!function_exists('gzopen')) // check zlib-ness 184 { 185 flash_message($lang->error_no_zlib, 'error'); 186 admin_redirect("index.php?module=tools-backupdb&action=backup"); 187 } 188 189 // Send headers for gzip file 190 header('Content-Type: application/x-gzip'); 191 header('Content-Disposition: attachment; filename="'.$file.'.sql.gz"'); 192 } 193 else 194 { 195 // Send standard headers for .sql 196 header('Content-Type: text/x-sql'); 197 header('Content-Disposition: attachment; filename="'.$file.'.sql"'); 198 } 199 } 200 $db->set_table_prefix(''); 201 202 $time = date('dS F Y \a\t H:i', TIME_NOW); 203 $header = "-- MyBB Database Backup\n-- Generated: {$time}\n-- -------------------------------------\n\n"; 204 $contents = $header; 205 foreach($mybb->input['tables'] as $table) 206 { 207 if(!$db->table_exists($db->escape_string($table))) 208 { 209 continue; 210 } 211 if($mybb->input['analyzeoptimize'] == 1) 212 { 213 $db->optimize_table($table); 214 $db->analyze_table($table); 215 } 216 217 $field_list = array(); 218 $fields_array = $db->show_fields_from($table); 219 foreach($fields_array as $field) 220 { 221 $field_list[] = $field['Field']; 222 } 223 224 $fields = "`".implode("`,`", $field_list)."`"; 225 if($mybb->input['contents'] != 'data') 226 { 227 $structure = $db->show_create_table($table).";\n"; 228 $contents .= $structure; 229 230 if(isset($fp)) 231 { 232 clear_overflow($fp, $contents); 233 } 234 } 235 236 if($mybb->input['contents'] != 'structure') 237 { 238 if($db->engine == 'mysqli') 239 { 240 $query = mysqli_query($db->read_link, "SELECT * FROM {$db->table_prefix}{$table}", MYSQLI_USE_RESULT); 241 } 242 else 243 { 244 $query = $db->simple_select($table); 245 } 246 247 while($row = $db->fetch_array($query)) 248 { 249 $insert = "INSERT INTO {$table} ($fields) VALUES ("; 250 $comma = ''; 251 foreach($field_list as $field) 252 { 253 if(!isset($row[$field]) || is_null($row[$field])) 254 { 255 $insert .= $comma."NULL"; 256 } 257 else 258 { 259 if($db->engine == 'mysqli') 260 { 261 if(!empty($binary_fields_prefixed[$table][$field])) 262 { 263 $insert .= $comma."X'".mysqli_real_escape_string($db->read_link, bin2hex($row[$field]))."'"; 264 } 265 else 266 { 267 $insert .= $comma."'".mysqli_real_escape_string($db->read_link, $row[$field])."'"; 268 } 269 } 270 else 271 { 272 if(!empty($binary_fields_prefixed[$table][$field])) 273 { 274 $insert .= $comma.$db->escape_binary($db->unescape_binary($row[$field])); 275 } 276 else 277 { 278 $insert .= $comma."'".$db->escape_string($row[$field])."'"; 279 } 280 } 281 } 282 $comma = ','; 283 } 284 $insert .= ");\n"; 285 $contents .= $insert; 286 287 if(isset($fp)) 288 { 289 clear_overflow($fp, $contents); 290 } 291 } 292 $db->free_result($query); 293 } 294 } 295 296 $db->set_table_prefix(TABLE_PREFIX); 297 298 if($mybb->input['method'] == 'disk') 299 { 300 if($mybb->input['filetype'] == 'gzip') 301 { 302 gzwrite($fp, $contents); 303 gzclose($fp); 304 rename($file.'.incomplete.sql.gz', $file.'.sql.gz'); 305 } 306 else 307 { 308 fwrite($fp, $contents); 309 fclose($fp); 310 rename($file.'.incomplete.sql', $file.'.sql'); 311 } 312 313 if($mybb->input['filetype'] == 'gzip') 314 { 315 $ext = '.sql.gz'; 316 } 317 else 318 { 319 $ext = '.sql'; 320 } 321 322 $plugins->run_hooks("admin_tools_backupdb_backup_disk_commit"); 323 324 // Log admin action 325 log_admin_action("disk", $file.$ext); 326 327 $file_from_admindir = 'index.php?module=tools-backupdb&action=dlbackup&file='.basename($file).$ext; 328 flash_message("<span><em>{$lang->success_backup_created}</em></span><p>{$lang->backup_saved_to}<br />{$file}{$ext} (<a href=\"{$file_from_admindir}\">{$lang->download}</a>)</p>", 'success'); 329 admin_redirect("index.php?module=tools-backupdb"); 330 } 331 else 332 { 333 $plugins->run_hooks("admin_tools_backupdb_backup_download_commit"); 334 335 // Log admin action 336 log_admin_action("download"); 337 338 if($mybb->input['filetype'] == 'gzip') 339 { 340 echo gzencode($contents); 341 } 342 else 343 { 344 echo $contents; 345 } 346 } 347 348 exit; 349 } 350 351 $page->extra_header = " <script type=\"text/javascript\"> 352 function changeSelection(action, prefix) 353 { 354 var select_box = document.getElementById('table_select'); 355 356 for(var i = 0; i < select_box.length; i++) 357 { 358 if(action == 'select') 359 { 360 select_box[i].selected = true; 361 } 362 else if(action == 'deselect') 363 { 364 select_box[i].selected = false; 365 } 366 else if(action == 'forum' && prefix != 0) 367 { 368 select_box[i].selected = false; 369 var row = select_box[i].value; 370 var subString = row.substring(prefix.length, 0); 371 if(subString == prefix) 372 { 373 select_box[i].selected = true; 374 } 375 } 376 } 377 } 378 </script>\n"; 379 380 $page->add_breadcrumb_item($lang->new_database_backup); 381 $page->output_header($lang->new_database_backup); 382 383 $sub_tabs['database_backup'] = array( 384 'title' => $lang->database_backups, 385 'link' => "index.php?module=tools-backupdb" 386 ); 387 388 $sub_tabs['new_backup'] = array( 389 'title' => $lang->new_backup, 390 'link' => "index.php?module=tools-backupdb&action=backup", 391 'description' => $lang->new_backup_desc 392 ); 393 394 $page->output_nav_tabs($sub_tabs, 'new_backup'); 395 396 // Check if file is writable, before allowing submission 397 if(!is_writable(MYBB_ADMIN_DIR."/backups")) 398 { 399 $lang->update_button = ''; 400 $page->output_alert($lang->alert_not_writable); 401 $cannot_write = true; 402 } 403 404 $table = new Table; 405 $table->construct_header($lang->table_selection); 406 $table->construct_header($lang->backup_options); 407 408 $table_selects = array(); 409 $table_list = $db->list_tables($config['database']['database']); 410 foreach($table_list as $id => $table_name) 411 { 412 $table_selects[$table_name] = $table_name; 413 } 414 415 $form = new Form("index.php?module=tools-backupdb&action=backup", "post", "table_selection", 0, "table_selection"); 416 417 $table->construct_cell("{$lang->table_select_desc}\n<br /><br />\n<a href=\"javascript:changeSelection('select', 0);\">{$lang->select_all}</a><br />\n<a href=\"javascript:changeSelection('deselect', 0);\">{$lang->deselect_all}</a><br />\n<a href=\"javascript:changeSelection('forum', '".TABLE_PREFIX."');\">{$lang->select_forum_tables}</a>\n<br /><br />\n<div class=\"form_row\">".$form->generate_select_box("tables[]", $table_selects, false, array('multiple' => true, 'id' => 'table_select', 'size' => 20))."</div>", array('rowspan' => 5, 'width' => '50%', 'style' => 'border-bottom: 0px')); 418 $table->construct_row(); 419 420 $table->construct_cell("<strong>{$lang->file_type}</strong><br />\n{$lang->file_type_desc}<br />\n<div class=\"form_row\">".$form->generate_radio_button("filetype", "gzip", $lang->gzip_compressed, array('checked' => 1))."<br />\n".$form->generate_radio_button("filetype", "plain", $lang->plain_text)."</div>", array('width' => '50%')); 421 $table->construct_row(); 422 $table->construct_cell("<strong>{$lang->save_method}</strong><br />\n{$lang->save_method_desc}<br /><div class=\"form_row\">".$form->generate_radio_button("method", "disk", $lang->backup_directory)."<br />\n".$form->generate_radio_button("method", "download", $lang->download, array('checked' => 1))."</div>", array('width' => '50%')); 423 $table->construct_row(); 424 $table->construct_cell("<strong>{$lang->backup_contents}</strong><br />\n{$lang->backup_contents_desc}<br /><div class=\"form_row\">".$form->generate_radio_button("contents", "both", $lang->structure_and_data, array('checked' => 1))."<br />\n".$form->generate_radio_button("contents", "structure", $lang->structure_only)."<br />\n".$form->generate_radio_button("contents", "data", $lang->data_only)."</div>", array('width' => '50%')); 425 $table->construct_row(); 426 $table->construct_cell("<strong>{$lang->analyze_and_optimize}</strong><br />\n{$lang->analyze_and_optimize_desc}<br /><div class=\"form_row\">".$form->generate_yes_no_radio("analyzeoptimize")."</div>", array('width' => '50%')); 427 $table->construct_row(); 428 429 $table->output($lang->new_database_backup); 430 431 $buttons[] = $form->generate_submit_button($lang->perform_backup); 432 $form->output_submit_wrapper($buttons); 433 434 $form->end(); 435 436 $page->output_footer(); 437 } 438 439 if(!$mybb->input['action']) 440 { 441 $page->add_breadcrumb_item($lang->backups); 442 $page->output_header($lang->database_backups); 443 444 $sub_tabs['database_backup'] = array( 445 'title' => $lang->database_backups, 446 'link' => "index.php?module=tools-backupdb", 447 'description' => $lang->database_backups_desc 448 ); 449 450 $sub_tabs['new_backup'] = array( 451 'title' => $lang->new_backup, 452 'link' => "index.php?module=tools-backupdb&action=backup", 453 ); 454 455 $plugins->run_hooks("admin_tools_backupdb_start"); 456 457 $page->output_nav_tabs($sub_tabs, 'database_backup'); 458 459 $backups = array(); 460 $dir = MYBB_ADMIN_DIR.'backups/'; 461 $handle = opendir($dir); 462 463 if($handle !== false) 464 { 465 while(($file = readdir($handle)) !== false) 466 { 467 if(filetype(MYBB_ADMIN_DIR.'backups/'.$file) == 'file') 468 { 469 $ext = get_extension($file); 470 if($ext == 'gz' || $ext == 'sql') 471 { 472 $backups[@filemtime(MYBB_ADMIN_DIR.'backups/'.$file)] = array( 473 "file" => $file, 474 "time" => @filemtime(MYBB_ADMIN_DIR.'backups/'.$file), 475 "type" => $ext 476 ); 477 } 478 } 479 } 480 closedir($handle); 481 } 482 483 $count = count($backups); 484 krsort($backups); 485 486 $table = new Table; 487 $table->construct_header($lang->backup_filename); 488 $table->construct_header($lang->file_size, array("class" => "align_center")); 489 $table->construct_header($lang->creation_date); 490 $table->construct_header($lang->controls, array("class" => "align_center")); 491 492 foreach($backups as $backup) 493 { 494 $time = "-"; 495 if($backup['time']) 496 { 497 $time = my_date('relative', $backup['time']); 498 } 499 500 $table->construct_cell("<a href=\"index.php?module=tools-backupdb&action=dlbackup&file={$backup['file']}\">{$backup['file']}</a>"); 501 $table->construct_cell(get_friendly_size(filesize(MYBB_ADMIN_DIR.'backups/'.$backup['file'])), array("class" => "align_center")); 502 $table->construct_cell($time); 503 $table->construct_cell("<a href=\"index.php?module=tools-backupdb&action=backup&action=delete&file={$backup['file']}&my_post_key={$mybb->post_code}\" onclick=\"return AdminCP.deleteConfirmation(this, '{$lang->confirm_backup_deletion}')\">{$lang->delete}</a>", array("class" => "align_center")); 504 $table->construct_row(); 505 } 506 507 if($count == 0) 508 { 509 $table->construct_cell($lang->no_backups, array('colspan' => 4)); 510 $table->construct_row(); 511 } 512 513 $table->output($lang->existing_database_backups); 514 $page->output_footer(); 515 }
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