$export_type, 'single_table' => isset($single_table))); // Backward compatbility $type = $what; // Check export type if (!isset($export_list[$type])) { die('Bad type!'); } /** * valid compression methods */ $compression_methods = array( 'zip', 'gzip', 'bzip', ); /** * init and variable checking */ $compression = false; $onserver = false; $save_on_server = false; $buffer_needed = false; if (empty($_REQUEST['asfile'])) { $asfile = false; } else { $asfile = true; if (in_array($_REQUEST['compression'], $compression_methods)) { $compression = $_REQUEST['compression']; $buffer_needed = true; } if (!empty($_REQUEST['onserver'])) { $onserver = $_REQUEST['onserver']; // Will we save dump on server? $save_on_server = ! empty($cfg['SaveDir']) && $onserver; } } // Does export require to be into file? if (isset($export_list[$type]['force_file']) && ! $asfile) { $message = PMA_Message::error('strExportMustBeFile'); $GLOBALS['js_include'][] = 'functions.js'; require_once './libraries/header.inc.php'; if ($export_type == 'server') { $active_page = 'server_export.php'; require './server_export.php'; } elseif ($export_type == 'database') { $active_page = 'db_export.php'; require './db_export.php'; } else { $active_page = 'tbl_export.php'; require './tbl_export.php'; } exit(); } // Generate error url and check for needed variables if ($export_type == 'server') { $err_url = 'server_export.php?' . PMA_generate_common_url(); } elseif ($export_type == 'database' && strlen($db)) { $err_url = 'db_export.php?' . PMA_generate_common_url($db); // Check if we have something to export if (isset($table_select)) { $tables = $table_select; } else { $tables = array(); } } elseif ($export_type == 'table' && strlen($db) && strlen($table)) { $err_url = 'tbl_export.php?' . PMA_generate_common_url($db, $table); } else { die('Bad parameters!'); } // Get the functions specific to the export type require './libraries/export/' . PMA_securePath($type) . '.php'; /** * Increase time limit for script execution and initializes some variables */ @set_time_limit($cfg['ExecTimeLimit']); if (!empty($cfg['MemoryLimit'])) { @ini_set('memory_limit', $cfg['MemoryLimit']); } // Start with empty buffer $dump_buffer = ''; $dump_buffer_len = 0; // We send fake headers to avoid browser timeout when buffering $time_start = time(); /** * Output handler for all exports, if needed buffering, it stores data into * $dump_buffer, otherwise it prints thems out. * * @param string the insert statement * * @return bool Whether output suceeded */ function PMA_exportOutputHandler($line) { global $time_start, $dump_buffer, $dump_buffer_len, $save_filename; // Kanji encoding convert feature if ($GLOBALS['output_kanji_conversion']) { $line = PMA_kanji_str_conv($line, $GLOBALS['knjenc'], isset($GLOBALS['xkana']) ? $GLOBALS['xkana'] : ''); } // If we have to buffer data, we will perform everything at once at the end if ($GLOBALS['buffer_needed']) { $dump_buffer .= $line; if ($GLOBALS['onfly_compression']) { $dump_buffer_len += strlen($line); if ($dump_buffer_len > $GLOBALS['memory_limit']) { if ($GLOBALS['output_charset_conversion']) { $dump_buffer = PMA_convert_string($GLOBALS['charset'], $GLOBALS['charset_of_file'], $dump_buffer); } // as bzipped if ($GLOBALS['compression'] == 'bzip' && @function_exists('bzcompress')) { $dump_buffer = bzcompress($dump_buffer); } // as a gzipped file elseif ($GLOBALS['compression'] == 'gzip' && @function_exists('gzencode')) { // without the optional parameter level because it bug $dump_buffer = gzencode($dump_buffer); } if ($GLOBALS['save_on_server']) { $write_result = @fwrite($GLOBALS['file_handle'], $dump_buffer); if (!$write_result || ($write_result != strlen($dump_buffer))) { $GLOBALS['message'] = PMA_Message::error('strNoSpace'); $GLOBALS['message']->addParam($save_filename); return false; } } else { echo $dump_buffer; } $dump_buffer = ''; $dump_buffer_len = 0; } } else { $time_now = time(); if ($time_start >= $time_now + 30) { $time_start = $time_now; header('X-pmaPing: Pong'); } // end if } } else { if ($GLOBALS['asfile']) { if ($GLOBALS['output_charset_conversion']) { $line = PMA_convert_string($GLOBALS['charset'], $GLOBALS['charset_of_file'], $line); } if ($GLOBALS['save_on_server'] && strlen($line) > 0) { $write_result = @fwrite($GLOBALS['file_handle'], $line); if (!$write_result || ($write_result != strlen($line))) { $GLOBALS['message'] = PMA_Message::error('strNoSpace'); $GLOBALS['message']->addParam($save_filename); return false; } $time_now = time(); if ($time_start >= $time_now + 30) { $time_start = $time_now; header('X-pmaPing: Pong'); } // end if } else { // We export as file - output normally echo $line; } } else { // We export as html - replace special chars echo htmlspecialchars($line); } } return true; } // end of the 'PMA_exportOutputHandler()' function // Defines the default format. For SQL always use \n as MySQL wants this on all platforms. if ($what == 'sql') { $crlf = "\n"; } else { $crlf = PMA_whichCrlf(); } $output_kanji_conversion = function_exists('PMA_kanji_str_conv') && $type != 'xls'; // Do we need to convert charset? $output_charset_conversion = $asfile && $cfg['AllowAnywhereRecoding'] && isset($charset_of_file) && $charset_of_file != $charset && $type != 'xls'; // Use on the fly compression? $onfly_compression = $GLOBALS['cfg']['CompressOnFly'] && ($compression == 'gzip' || $compression == 'bzip'); if ($onfly_compression) { $memory_limit = trim(@ini_get('memory_limit')); // 2 MB as default if (empty($memory_limit)) { $memory_limit = 2 * 1024 * 1024; } if (strtolower(substr($memory_limit, -1)) == 'm') { $memory_limit = (int)substr($memory_limit, 0, -1) * 1024 * 1024; } elseif (strtolower(substr($memory_limit, -1)) == 'k') { $memory_limit = (int)substr($memory_limit, 0, -1) * 1024; } elseif (strtolower(substr($memory_limit, -1)) == 'g') { $memory_limit = (int)substr($memory_limit, 0, -1) * 1024 * 1024 * 1024; } else { $memory_limit = (int)$memory_limit; } // Some of memory is needed for other thins and as treshold. // Nijel: During export I had allocated (see memory_get_usage function) // approx 1.2MB so this comes from that. if ($memory_limit > 1500000) { $memory_limit -= 1500000; } // Some memory is needed for compression, assume 1/3 $memory_limit /= 8; } // Generate filename and mime type if needed if ($asfile) { $pma_uri_parts = parse_url($cfg['PmaAbsoluteUri']); if ($export_type == 'server') { if (isset($remember_template)) { PMA_setCookie('pma_server_filename_template', $filename_template); } $filename = str_replace('__SERVER__', $GLOBALS['cfg']['Server']['host'], strftime($filename_template)); } elseif ($export_type == 'database') { if (isset($remember_template)) { PMA_setCookie('pma_db_filename_template', $filename_template); } $filename = str_replace('__DB__', $db, str_replace('__SERVER__', $GLOBALS['cfg']['Server']['host'], strftime($filename_template))); } else { if (isset($remember_template)) { PMA_setCookie('pma_table_filename_template', $filename_template); } $filename = str_replace('__TABLE__', $table, str_replace('__DB__', $db, str_replace('__SERVER__', $GLOBALS['cfg']['Server']['host'], strftime($filename_template)))); } // convert filename to iso-8859-1, it is safer if (!(isset($cfg['AllowAnywhereRecoding']) && $cfg['AllowAnywhereRecoding'] )) { $filename = PMA_convert_string($charset, 'iso-8859-1', $filename); } else { $filename = PMA_convert_string($convcharset, 'iso-8859-1', $filename); } // Grab basic dump extension and mime type $filename .= '.' . $export_list[$type]['extension']; $mime_type = $export_list[$type]['mime_type']; // If dump is going to be compressed, set correct encoding or mime_type and add // compression to extension $content_encoding = ''; if ($compression == 'bzip') { $filename .= '.bz2'; // browsers don't like this: //$content_encoding = 'x-bzip2'; $mime_type = 'application/x-bzip2'; } elseif ($compression == 'gzip') { $filename .= '.gz'; // Needed to avoid recompression by server modules like mod_gzip. // It seems necessary to check about zlib.output_compression // to avoid compressing twice if (!@ini_get('zlib.output_compression')) { // On Firefox 3, sending this content encoding corrupts the .gz // (as tested on Windows and Linux) but detect GECKO 1.9 if (! (PMA_USR_BROWSER_AGENT == 'GECKO' && PMA_USR_BROWSER_VER == '1.9')) { $content_encoding = 'x-gzip'; } $mime_type = 'application/x-gzip'; } } elseif ($compression == 'zip') { $filename .= '.zip'; $mime_type = 'application/zip'; } } // Open file on server if needed if ($save_on_server) { $save_filename = PMA_userDir($cfg['SaveDir']) . preg_replace('@[/\\\\]@', '_', $filename); unset($message); if (file_exists($save_filename) && empty($onserverover)) { $message = PMA_Message::error('strFileAlreadyExists'); $message->addParam($save_filename); } else { if (is_file($save_filename) && !is_writable($save_filename)) { $message = PMA_Message::error('strNoPermission'); $message->addParam($save_filename); } else { if (!$file_handle = @fopen($save_filename, 'w')) { $message = PMA_Message::error('strNoPermission'); $message->addParam($save_filename); } } } if (isset($message)) { $GLOBALS['js_include'][] = 'functions.js'; require_once './libraries/header.inc.php'; if ($export_type == 'server') { $active_page = 'server_export.php'; require './server_export.php'; } elseif ($export_type == 'database') { $active_page = 'db_export.php'; require './db_export.php'; } else { $active_page = 'tbl_export.php'; require './tbl_export.php'; } exit(); } } /** * Send headers depending on whether the user chose to download a dump file * or not */ if (!$save_on_server) { if ($asfile) { // Download // (avoid rewriting data containing HTML with anchors and forms; // this was reported to happen under Plesk) @ini_set('url_rewriter.tags',''); if (!empty($content_encoding)) { header('Content-Encoding: ' . $content_encoding); } header('Content-Type: ' . $mime_type); header('Expires: ' . gmdate('D, d M Y H:i:s') . ' GMT'); // lem9: Tested behavior of // IE 5.50.4807.2300 // IE 6.0.2800.1106 (small glitch, asks twice when I click Open) // IE 6.0.2900.2180 // Firefox 1.0.6 // in http and https header('Content-Disposition: attachment; filename="' . $filename . '"'); if (PMA_USR_BROWSER_AGENT == 'IE') { header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); header('Pragma: public'); } else { header('Pragma: no-cache'); // test case: exporting a database into a .gz file with Safari // would produce files not having the current time // (added this header for Safari but should not harm other browsers) header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT'); } } else { // HTML if ($export_type == 'database') { $num_tables = count($tables); if ($num_tables == 0) { $message = PMA_Message::error('strNoTablesFound'); $GLOBALS['js_include'][] = 'functions.js'; require_once './libraries/header.inc.php'; $active_page = 'db_export.php'; require './db_export.php'; exit(); } } $backup_cfgServer = $cfg['Server']; require_once './libraries/header.inc.php'; $cfg['Server'] = $backup_cfgServer; unset($backup_cfgServer); echo "\n" . '
' . "\n"; //echo '
' . "\n";
        echo '    
' . "\n" // remove auto-select for now: there is no way to select // only a part of the text; anyway, it should obey // $cfg['TextareaAutoSelect'] //. ' ' . "\n" . '
' . "\n"; echo '
' . "\n"; echo "\n"; ?>