':1', ']' => ':2', '[' => ':3');
return strtr($idf, ($back ? array_flip($trans) : $trans));
}
/** Escape for HTML
* @param string
* @return string
*/
function h($string) {
return htmlspecialchars($string, ENT_QUOTES);
}
/** Convert text whitespace to HTML
* @param string
* @return string
*/
function whitespace($string) {
return nl2br(preg_replace('~(^| ) ~m', '\\1 ', str_replace("\t", " ", $string)));
}
/** Escape for TD
* @param string
* @return string
*/
function nbsp($string) {
return (strlen(trim($string)) ? h($string) : " ");
}
/** Generate HTML checkbox
* @param string
* @param string
* @param bool
* @param string
* @param string
* @return string
*/
function checkbox($name, $value, $checked, $label = "", $onclick = "") {
$return = "";
return (strlen($label) ? "" : $return);
}
/** Generate list of HTML options
* @param array array of strings or arrays (creates optgroup)
* @param mixed
* @param bool always use array keys for value="", otherwise only string keys are used
* @return string
*/
function optionlist($options, $selected = null, $use_keys = false) {
$return = "";
foreach ($options as $k => $v) {
if (is_array($v)) {
$return .= '';
}
}
return $return;
}
/** Get list of values from database
* @param string
* @param mixed
* @return array
*/
function get_vals($query, $column = 0) {
global $connection;
$return = array();
$result = $connection->query($query);
if ($result) {
while ($row = $result->fetch_row()) {
$return[] = $row[$column];
}
}
return $return;
}
/** Find unique identifier of a row
* @param array
* @param array result of indexes()
* @return string query string
*/
function unique_idf($row, $indexes) {
foreach ($indexes as $index) {
if ($index["type"] == "PRIMARY" || $index["type"] == "UNIQUE") {
$return = array();
foreach ($index["columns"] as $key) {
if (!isset($row[$key])) { // NULL is ambiguous
continue 2;
}
$return[] = urlencode("where[" . bracket_escape($key) . "]") . "=" . urlencode($row[$key]);
}
return $return;
}
}
$return = array();
foreach ($row as $key => $val) {
if (!preg_match('~^(COUNT\\((\\*|(DISTINCT )?`(?:[^`]|``)+`)\\)|(AVG|GROUP_CONCAT|MAX|MIN|SUM)\\(`(?:[^`]|``)+`\\))$~', $key)) { //! columns looking like functions
$return[] = (isset($val) ? urlencode("where[" . bracket_escape($key) . "]") . "=" . urlencode($val) : "null%5B%5D=" . urlencode($key));
}
}
return $return;
}
/** Create SQL condition from parsed query string
* @param array parsed query string
* @return string
*/
function where($where) {
global $connection;
$return = array();
foreach ((array) $where["where"] as $key => $val) {
$key = bracket_escape($key, "back");
$return[] = (preg_match('~^[A-Z0-9_]+\\(`(?:[^`]|``)+`\\)$~', $key) ? $key : idf_escape($key)) . " = BINARY " . $connection->quote($val); //! enum and set, columns looking like functions
}
foreach ((array) $where["null"] as $key) {
$key = bracket_escape($key, "back");
$return[] = (preg_match('~^[A-Z0-9_]+\\(`(?:[^`]|``)+`\\)$~', $key) ? $key : idf_escape($key)) . " IS NULL";
}
return implode(" AND ", $return);
}
/** Create SQL condition from query string
* @param string
* @return string
*/
function where_check($val) {
parse_str($val, $check);
return where($check);
}
/** Create query string where condition from value
* @param int condition order
* @param string column identifier
* @param string
* @return string
*/
function where_link($i, $column, $value) {
return "&where%5B$i%5D%5Bcol%5D=" . urlencode($column) . "&where%5B$i%5D%5Bop%5D=%3D&where%5B$i%5D%5Bval%5D=" . urlencode($value);
}
/** Set cookie valid for 1 month
* @param string
* @param string
* @return bool
*/
function cookie($name, $value) {
return setcookie($name, $value, time() + 2592000, preg_replace('~\\?.*~', '', $_SERVER["REQUEST_URI"])); // 2592000 = 30 * 24 * 60 * 60
}
/** Send Location header and exit
* @param string
* @param string
* @return null
*/
function redirect($location, $message = null) {
if (isset($message)) {
$_SESSION["messages"][] = $message;
}
header("Location: " . (strlen($location) ? $location : "."));
exit;
}
/** Execute query and redirect if successful
* @param string
* @param string
* @param string
* @param bool
* @param bool
* @param bool
* @return bool
*/
function query_redirect($query, $location, $message, $redirect = true, $execute = true, $failed = false) {
global $connection, $error, $adminer;
$sql = "";
if ($query) {
$sql = $adminer->messageQuery($query);
}
if ($execute) {
$failed = !$connection->query($query);
}
if ($failed) {
$error = h($connection->error) . $sql;
return false;
}
if ($redirect) {
redirect($location, $message . $sql);
}
return true;
}
/** Execute and remember query
* @param string null to return remembered queries
* @return Min_Result
*/
function queries($query = null) {
global $connection;
static $queries = array();
if (!isset($query)) {
// return executed queries without parameter
return implode(";\n", $queries);
}
$queries[] = $query;
return $connection->query($query);
}
/** Remove parameter from query string
* @param string
* @return string
*/
function remove_from_uri($param = "") {
$param = "($param|" . session_name() . ")";
return preg_replace("~\\?$param=[^&]*&~", '?', preg_replace("~\\?$param=[^&]*\$|&$param=[^&]*~", '', $_SERVER["REQUEST_URI"]));
}
/** Generate page number for pagination
* @param int
* @return string
*/
function pagination($page) {
return " " . ($page == $_GET["page"] ? $page + 1 : '' . ($page + 1) . "");
}
/** Get file contents from $_FILES or $_POST["files"]
* @param string
* @param bool
* @return string
*/
function get_file($key, $decompress = false) {
// returns int for error, string otherwise
$file = $_POST["files"][$key];
if (isset($file)) {
// get the file from hidden field if the user was logged out
$length = strlen($file);
if ($length && $length < 4) {
return intval($file);
}
return base64_decode($file);
}
$file = $_FILES[$key];
if (!$file || $file["error"]) {
return $file["error"];
}
return file_get_contents($decompress && ereg('\\.gz$', $file["name"]) ? "compress.zlib://$file[tmp_name]"
: ($decompress && ereg('\\.bz2$', $file["name"]) ? "compress.bzip2://$file[tmp_name]"
: $file["tmp_name"]
)); //! may not be reachable because of open_basedir
}
/** Determine upload error
* @param int
* @return string
*/
function upload_error($error) {
$max_size = ($error == UPLOAD_ERR_INI_SIZE ? ini_get("upload_max_filesize") : null); // post_max_size is checked in index.php
return ($error ? lang('Unable to upload a file.') . ($max_size ? " " . lang('Maximum allowed file size is %sB.', $max_size) : "") : lang('File does not exist.'));
}
/** Generate class for odd rows
* @param string return this for odd rows, empty to reset counter
* @return string
*/
function odd($return = ' class="odd"') {
static $i = 0;
if (!$return) { // reset counter
$i = -1;
}
return ($i++ % 2 ? $return : '');
}
/** Check whether the string is in UTF-8
* @param string
* @return bool
*/
function is_utf8($val) {
// don't print control chars except \t\r\n
return (preg_match('~~u', $val) && !preg_match('~[\\0-\\x8\\xB\\xC\\xE-\\x1F]~', $val));
}
/** Shorten UTF-8 string
* @param string
* @param int
* @param string
* @return string escaped string with appended ...
*/
function shorten_utf8($string, $length = 80, $suffix = "") {
if (!preg_match("(^([\t\r\n -\x{FFFF}]{0,$length})($)?)u", $string, $match)) { // ~s causes trash in $match[2] under some PHP versions, (.|\n) is slow
preg_match("(^([\t\r\n -~]{0,$length})($)?)", $string, $match);
}
return h($match[1]) . $suffix . (isset($match[2]) ? "" : "...");
}
/** Generate friendly URL
* @param string
* @return string
*/
function friendly_url($val) {
// used for blobs and export
return preg_replace('~[^a-z0-9_]~i', '-', $val);
}
/** Print hidden fields
* @param array
* @param array
* @return null
*/
function hidden_fields($process, $ignore = array()) {
while (list($key, $val) = each($process)) {
if (is_array($val)) {
foreach ($val as $k => $v) {
$process[$key . "[$k]"] = $v;
}
} elseif (!in_array($key, $ignore)) {
echo '';
}
}
}
/** Find out foreign keys for each column
* @param string
* @return array array($col => array())
*/
function column_foreign_keys($table) {
$return = array();
foreach (foreign_keys($table) as $foreign_key) {
foreach ($foreign_key["source"] as $val) {
$return[$val][] = $foreign_key;
}
}
return $return;
}
/** Print edit input field
* @param array one field from fields()
* @param mixed
* @param string
* @return null
*/
function input($field, $value, $function) {
global $types, $adminer;
$name = h(bracket_escape($field["field"]));
echo "| ";
if ($field["type"] == "enum") {
echo " | " . (isset($_GET["select"]) ? " " : "");
if ($field["null"]) {
echo " ';
}
echo "';
preg_match_all("~'((?:[^']|'')*)'~", $field["length"], $matches);
foreach ($matches[1] as $i => $val) {
$val = stripcslashes(str_replace("''", "'", $val));
$checked = (is_int($value) ? $value == $i+1 : $value === $val);
echo " ';
}
} else {
$functions = (isset($_GET["select"]) ? array("orig" => lang('original')) : array()) + $adminer->editFunctions($field);
$first = 0;
foreach ($functions as $key => $val) {
if ($key === "" || !$val) {
break;
}
$first++;
}
$onchange = ($first ? " onchange=\"var f = this.form['function[" . addcslashes($name, "\r\n'\\") . "]']; if ($first > f.selectedIndex) f.selectedIndex = $first;\"" : "");
echo (count($functions) > 1 ? "" : nbsp(reset($functions))) . ' | ';
$input = $adminer->editInput($_GET["edit"], $field, " name='fields[$name]'$onchange", $value); // usage in call is without a table
if (strlen($input)) {
echo $input;
} elseif ($field["type"] == "set") { //! 64 bits
preg_match_all("~'((?:[^']|'')*)'~", $field["length"], $matches);
foreach ($matches[1] as $i => $val) {
$val = stripcslashes(str_replace("''", "'", $val));
$checked = (is_int($value) ? ($value >> $i) & 1 : in_array($val, explode(",", $value), true));
echo " ';
}
} elseif (strpos($field["type"], "text") !== false) {
echo "';
} elseif (ereg('binary|blob', $field["type"])) {
echo (ini_get("file_uploads") ? "" : lang('File uploads are disabled.'));
} else {
// int(3) is only a display hint
$maxlength = (!ereg('int', $field["type"]) && preg_match('~^([0-9]+)(,([0-9]+))?$~', $field["length"], $match) ? ($match[1] + ($match[3] ? 1 : 0) + ($match[2] && !$field["unsigned"] ? 1 : 0)) : ($types[$field["type"]] ? $types[$field["type"]] + ($field["unsigned"] ? 0 : 1) : 0));
echo "";
}
}
}
/** Process edit input field
* @param one field from fields()
* @return string
*/
function process_input($field) {
global $connection, $adminer;
$idf = bracket_escape($field["field"]);
$function = $_POST["function"][$idf];
$value = $_POST["fields"][$idf];
if ($field["type"] == "enum" ? $value == -1 : $function == "orig") {
return false;
} elseif ($field["type"] == "enum" || $field["auto_increment"] ? !strlen($value) : $function == "NULL") {
return "NULL";
} elseif ($field["type"] == "enum") {
return intval($value);
} elseif ($field["type"] == "set") {
return array_sum((array) $value);
} elseif (ereg('binary|blob', $field["type"])) {
$file = get_file($idf);
if (!is_string($file)) {
return false; //! report errors
}
return "_binary" . $connection->quote($file);
} else {
return $adminer->processInput($field, $value, $function);
}
}
/** Print data with optional compression
* @param string null to force output
* @return null
*/
function dump($string = null) { // null $string forces sending of buffer
static $buffer = ""; // used to improve compression and to allow GZ archives unpackable in Total Commander
if ($_POST["compress"]) {
$buffer .= $string;
if (!isset($string) || strlen($buffer) > 1e6) {
if ($_POST["compress"] == "bz2") {
echo bzcompress($buffer); // should not be called repeatedly but it would require whole buffer in memory or temporary file
} else {
echo gzencode($buffer);
}
$buffer = "";
}
} else {
echo $string;
}
}
/** Print CSV row
* @param array
* @return null
*/
function dump_csv($row) {
foreach ($row as $key => $val) {
if (preg_match("~[\"\n,]~", $val) || (isset($val) && !strlen($val))) {
$row[$key] = '"' . str_replace('"', '""', $val) . '"';
}
}
dump(implode(",", $row) . "\n");
}
/** Apply SQL function
* @param string
* @param string escaped column identifier
* @return string
*/
function apply_sql_function($function, $column) {
return ($function ? ($function == "count distinct" ? "COUNT(DISTINCT " : strtoupper("$function(")) . "$column)" : $column);
}
/** Check whether the string is e-mail address
* @param string
* @return bool
*/
function is_email($email) {
$atom = '[-a-z0-9!#$%&\'*+/=?^_`{|}~]'; // characters of local-name
$domain = '[a-z0-9]([-a-z0-9]{0,61}[a-z0-9])'; // one domain component
return eregi("^$atom+(\\.$atom+)*@($domain?\\.)+$domain\$", $email);
}
/** Print header for hidden fieldset (close by )
* @param string
* @param string
* @param bool
* @return null
*/
function print_fieldset($id, $legend, $visible = false) {
echo " |