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<?php
/* $Id: import.php,v 2.17.2.2 2006/03/04 12:41:28 lem9 Exp $ */
// vim: expandtab sw=4 ts=4 sts=4:
/* Core script for import, this is just the glue around all other stuff */
/**
* Get the variables sent or posted to this script and a core script
*/
require_once('./libraries/common.lib.php');
$js_to_run = 'functions.js';
// Are we just executing plain query or sql file? (eg. non import, but query box/window run)
if (!empty($sql_query)) {
// run SQL query
$import_text = $sql_query;
$import_type = 'query';
$format = 'sql';
unset($sql_query);
} elseif (!empty($sql_localfile)) {
// run SQL file on server
$local_import_file = $sql_localfile;
$import_type = 'queryfile';
$format = 'sql';
unset($sql_localfile);
} elseif (!empty($sql_file)) {
// run uploaded SQL file
$import_file = $sql_file;
$import_type = 'queryfile';
$format = 'sql';
unset($sql_file);
} elseif (!empty($id_bookmark)) {
// run bookmark
$import_type = 'query';
$format = 'sql';
}
// If we didn't get any parameters, either user called this directly, or
// upload limit has been reached, let's assume the second possibility.
if ($_POST == array() && $_GET == array()) {
require_once('./libraries/header.inc.php');
$show_error_header = TRUE;
PMA_showMessage(sprintf($strUploadLimit, '[a@./Documentation.html#faq1_16@_blank]', '[/a]'));
require('./libraries/footer.inc.php');
}
// Check needed parameters
PMA_checkParameters(array('import_type', 'format'));
// We don't want anything special in format
$format = PMA_securePath($format);
// Import functions
require_once('./libraries/import.lib.php');
// Create error and goto url
if ($import_type == 'table') {
$err_url = 'tbl_import.php?' . PMA_generate_common_url($db, $table);
$goto = 'tbl_import.php';
} elseif ($import_type == 'database') {
$err_url = 'db_import.php?' . PMA_generate_common_url($db);
$goto = 'db_import.php';
} elseif ($import_type == 'server') {
$err_url = 'server_import.php?' . PMA_generate_common_url();
$goto = 'server_import.php';
} else {
if (empty($goto) || !preg_match('@^(server|db|tbl)(_[a-z]*)*\.php$@i', $goto)) {
if (isset($table) && isset($db)) {
$goto = 'tbl_properties_structure.php';
} elseif (isset($db)) {
$goto = 'db_details_structure.php';
} else {
$goto = 'server_sql.php';
}
}
if (isset($table) && isset($db)) {
$common = PMA_generate_common_url($db, $table);
} elseif (isset($db)) {
$common = PMA_generate_common_url($db);
} else {
$common = PMA_generate_common_url();
}
$err_url = $goto
. '?' . $common
. (preg_match('@^tbl_properties(_[a-z]*)?\.php$@', $goto) ? '&table=' . urlencode($table) : '');
}
if (isset($db)) {
PMA_DBI_select_db($db);
}
@set_time_limit($cfg['ExecTimeLimit']);
if (!empty($cfg['MemoryLimit'])) {
@ini_set('memory_limit', $cfg['MemoryLimit']);
}
$timestamp = time();
if (isset($allow_interrupt)) {
$maximum_time = ini_get('max_execution_time');
} else {
$maximum_time = 0;
}
// set default values
$timeout_passed = FALSE;
$error = FALSE;
$read_multiply = 1;
$finished = FALSE;
$offset = 0;
$max_sql_len = 0;
$file_to_unlink = '';
$sql_query = '';
$sql_query_disabled = FALSE;
$go_sql = FALSE;
$reload = FALSE;
$executed_queries = 0;
$run_query = TRUE;
$charset_conversion = FALSE;
$reset_charset = FALSE;
$bookmark_created = FALSE;
// Bookmark Support: get a query back from bookmark if required
if (!empty($id_bookmark)) {
require_once('./libraries/bookmark.lib.php');
switch ($action_bookmark) {
case 0: // bookmarked query that have to be run
$import_text = PMA_queryBookmarks($db, $cfg['Bookmark'], $id_bookmark, 'id', isset($action_bookmark_all));
if (isset($bookmark_variable) && !empty($bookmark_variable)) {
$import_text = preg_replace('|/\*(.*)\[VARIABLE\](.*)\*/|imsU', '${1}' . PMA_sqlAddslashes($bookmark_variable) . '${2}', $import_text);
}
break;
case 1: // bookmarked query that have to be displayed
$import_text = PMA_queryBookmarks($db, $cfg['Bookmark'], $id_bookmark);
$run_query = FALSE;
break;
case 2: // bookmarked query that have to be deleted
$import_text = PMA_queryBookmarks($db, $cfg['Bookmark'], $id_bookmark);
PMA_deleteBookmarks($db, $cfg['Bookmark'], $id_bookmark);
$run_query = FALSE;
$error = TRUE; // this is kind of hack to skip processing the query
break;
}
} // end bookmarks reading
// Store the query as a bookmark before executing it if bookmarklabel was given
if (!empty($bkm_label) && !empty($import_text)) {
require_once('./libraries/bookmark.lib.php');
$bfields = array(
'dbase' => $db,
'user' => $cfg['Bookmark']['user'],
'query' => urlencode($import_text),
'label' => $bkm_label
);
// Should we replace bookmark?
if (isset($bkm_replace)) {
$bookmarks = PMA_listBookmarks($db, $cfg['Bookmark']);
foreach ($bookmarks as $key => $val) {
if ($val == $bkm_label) {
PMA_deleteBookmarks($db, $cfg['Bookmark'], $key);
}
}
}
PMA_addBookmarks($bfields, $cfg['Bookmark'], isset($bkm_all_users));
$bookmark_created = TRUE;
} // end store bookmarks
// We can not read all at once, otherwise we can run out of memory
$memory_limit = trim(@ini_get('memory_limit'));
// 2 MB as default
if (empty($memory_limit)) {
$memory_limit = 2 * 1024 * 1024;
}
// In case no memory limit we work on 10MB chunks
if ($memory_limit = -1) {
$memory_limit = 10 * 1024 * 1024;
}
// Calculate value of the limit
if (strtolower(substr($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;
}
$read_limit = $memory_limit / 4; // Just to be sure, there might be lot of memory needed for uncompression
// handle filenames
if (!empty($local_import_file) && !empty($cfg['UploadDir'])) {
// sanitize $local_import_file as it comes from a POST
$local_import_file = PMA_securePath($local_import_file);
$import_file = PMA_userDir($cfg['UploadDir']) . $local_import_file;
} elseif (empty($import_file) || !is_uploaded_file($import_file)) {
$import_file = 'none';
}
// Do we have file to import?
if ($import_file != 'none' && !$error) {
// work around open_basedir and other limitations
$open_basedir = @ini_get('open_basedir');
// If we are on a server with open_basedir, we must move the file
// before opening it. The doc explains how to create the "./tmp"
// directory
if (!empty($open_basedir)) {
$tmp_subdir = (PMA_IS_WINDOWS ? '.\\tmp\\' : './tmp/');
// function is_writeable() is valid on PHP3 and 4
if (is_writeable($tmp_subdir)) {
$import_file_new = $tmp_subdir . basename($import_file);
if (move_uploaded_file($import_file, $import_file_new)) {
$import_file = $import_file_new;
$file_to_unlink = $import_file_new;
}
}
}
// Handle file compression
$compression = PMA_detectCompression($import_file);
if ($compression === FALSE) {
$message = $strFileCouldNotBeRead;
$show_error_header = TRUE;
$error = TRUE;
} else {
switch ($compression) {
case 'application/bzip2':
if ($cfg['BZipDump'] && @function_exists('bzopen')) {
$import_handle = @bzopen($import_file, 'r');
} else {
$message = sprintf($strUnsupportedCompressionDetected, $compression);
$show_error_header = TRUE;
$error = TRUE;
}
break;
case 'application/gzip':
if ($cfg['GZipDump'] && @function_exists('gzopen')) {
$import_handle = @gzopen($import_file, 'r');
} else {
$message = sprintf($strUnsupportedCompressionDetected, $compression);
$show_error_header = TRUE;
$error = TRUE;
}
break;
case 'application/zip':
if ($cfg['GZipDump'] && @function_exists('gzinflate')) {
include_once('./libraries/unzip.lib.php');
$import_handle = new SimpleUnzip();
$import_handle->ReadFile($import_file);
if ($import_handle->Count() == 0) {
$message = $strNoFilesFoundInZip;
$show_error_header = TRUE;
$error = TRUE;
} elseif ($import_handle->GetError(0) != 0) {
$message = $strErrorInZipFile . ' ' . $import_handle->GetErrorMsg(0);
$show_error_header = TRUE;
$error = TRUE;
} else {
$import_text = $import_handle->GetData(0);
}
// We don't need to store it further
$import_handle = '';
} else {
$message = sprintf($strUnsupportedCompressionDetected, $compression);
$show_error_header = TRUE;
$error = TRUE;
}
break;
case 'none':
$import_handle = @fopen($import_file, 'r');
break;
default:
$message = sprintf($strUnsupportedCompressionDetected, $compression);
$show_error_header = TRUE;
$error = TRUE;
break;
}
}
if (!$error && $import_handle === FALSE) {
$message = $strFileCouldNotBeRead;
$show_error_header = TRUE;
$error = TRUE;
}
} elseif (!$error) {
if (!isset($import_text) || empty($import_text)) {
$message = $strNothingToImport;
$show_error_header = TRUE;
$error = TRUE;
}
}
// Convert the file's charset if necessary
if ($cfg['AllowAnywhereRecoding'] && $allow_recoding
&& isset($charset_of_file)) {
if ($charset_of_file != $charset) {
$charset_conversion = TRUE;
}
} elseif (PMA_MYSQL_INT_VERSION >= 40100
&& isset($charset_of_file) && $charset_of_file != 'utf8') {
PMA_DBI_query('SET NAMES \'' . $charset_of_file . '\'');
// We can not show query in this case, it is in different charset
$sql_query_disabled = TRUE;
$reset_charset = TRUE;
}
// Something to skip?
if (!$error && isset($skip)) {
$original_skip = $skip;
while ($skip > 0) {
PMA_importGetNextChunk($skip < $read_limit ? $skip : $read_limit);
$read_multiply = 1; // Disable read progresivity, otherwise we eat all memory!
$skip -= $read_limit;
}
unset($skip);
}
if (!$error) {
// Check for file existance
if (!file_exists('./libraries/import/' . $format . '.php')) {
$error = TRUE;
$message = $strCanNotLoadImportPlugins;
$show_error_header = TRUE;
} else {
// Do the real import
$plugin_param = $import_type;
require('./libraries/import/' . $format . '.php');
}
}
// Cleanup temporary file
if ($file_to_unlink != '') {
unlink($file_to_unlink);
}
// Reset charset back, if we did some changes
if ($reset_charset) {
PMA_DBI_query('SET CHARACTER SET utf8');
PMA_DBI_query('SET SESSION collation_connection =\'' . $collation_connection . '\'');
}
// Show correct message
if (!empty($id_bookmark) && $action_bookmark == 2) {
$message = $strBookmarkDeleted;
$display_query = $import_text;
$error = FALSE; // unset error marker, it was used just to skip processing
} elseif (!empty($id_bookmark) && $action_bookmark == 1) {
$message = $strShowingBookmark;
} elseif ($bookmark_created) {
$special_message = '[br]' . sprintf($strBookmarkCreated, htmlspecialchars($bkm_label));
} elseif ($finished && !$error) {
if ($import_type == 'query') {
$message = $strSuccess;
} else {
$message = sprintf($strImportSuccessfullyFinished, $executed_queries);
}
}
// Did we hit timeout? Tell it user.
if ($timeout_passed) {
$message = $strTimeoutPassed;
if ($offset == 0 || (isset($original_skip) && $original_skip == $offset)) {
$message .= ' ' . $strTimeoutNothingParsed;
}
}
// Display back import page
require_once('./libraries/header.inc.php');
// There was an error?
if (isset($my_die)) {
foreach ($my_die AS $key => $die) {
PMA_mysqlDie($die['error'], $die['sql'], '', $err_url, $error);
echo '<hr />';
}
}
if ($go_sql) {
if (isset($_GET['pos'])) {
// comes from the Refresh link
$pos = $_GET['pos'];
} else {
// Set pos to zero to possibly append limit
$pos = 0;
}
require('./sql.php');
} else {
$active_page = $goto;
require('./' . $goto);
}
exit();
?>
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