select_db(DB);
}
$explain = 1;
while (strlen($query)) {
if (!$offset && preg_match('~^\\s*DELIMITER\\s+(.+)~i', $query, $match)) {
$delimiter = $match[1];
$query = substr($query, strlen($match[0]));
} else {
preg_match('(' . preg_quote($delimiter) . '|[\'`"]|/\\*|-- |#|$)', $query, $match, PREG_OFFSET_CAPTURE, $offset); // should always match
$found = $match[0][0];
$offset = $match[0][1] + strlen($found);
if (!$found && $fp && !feof($fp)) {
$query .= fread($fp, 1e5);
} else {
if (!$found && !strlen(rtrim($query))) {
break;
}
if (!$found || $found == $delimiter) { // end of a query
$empty = false;
$q = substr($query, 0, $match[0][1]);
echo "" . shorten_utf8(trim($q), 1000) . "
\n";
ob_flush();
flush(); // can take a long time - show the running query
$start = explode(" ", microtime()); // microtime(true) is available since PHP 5
//! don't allow changing of character_set_results, convert encoding of displayed query
if (!$connection->multi_query($q)) {
echo "" . lang('Error in query') . ": " . h($connection->error) . "\n";
if ($_POST["error_stops"]) {
break;
}
} else {
$end = explode(" ", microtime());
echo "
" . lang('%.3f s', max(0, $end[0] - $start[0] + $end[1] - $start[1])) . "
\n";
do {
$result = $connection->store_result();
if (is_object($result)) {
select($result, $connection2);
if ($connection2 && preg_match("~^$space*SELECT$space+~isU", $q)) {
$id = "explain-$explain";
echo "" . ($result->num_rows ? lang('%d row(s)', $result->num_rows) . ", " : "");
echo "EXPLAIN\n";
echo "
\n";
select($connection2->query("EXPLAIN $q"), $connection2);
echo "
\n";
$explain++;
}
} else {
if (preg_match("~^$space*$alter_database", $query)) {
$databases = null; // clear cache
}
echo "" . lang('Query executed OK, %d row(s) affected.', $connection->affected_rows) . "\n";
}
unset($result); // free resultset
} while ($connection->next_result());
}
$query = substr($query, $offset);
$offset = 0;
} else { // find matching quote or comment end
while (preg_match('~' . ($found == '/*' ? '\\*/' : (ereg('-- |#', $found) ? "\n" : "$found|\\\\.")) . '|$~s', $query, $match, PREG_OFFSET_CAPTURE, $offset)) { //! respect sql_mode NO_BACKSLASH_ESCAPES
$s = $match[0][0];
$offset = $match[0][1] + strlen($s);
if (!$s && $fp && !feof($fp)) {
$query .= fread($fp, 1e6);
} elseif ($s[0] != "\\") {
break;
}
}
}
}
}
}
if ($empty) {
echo "
" . lang('No commands to execute.') . "\n";
}
} else {
echo "
" . upload_error($query) . "\n";
}
}
?>