Viewing file:  mysqli.dbi.lib.php (14.71 KB) -rw-r--r--
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<?php
/* $Id: mysqli.dbi.lib.php,v 2.43.2.1 2006/02/22 15:30:38 cybot_tm Exp $ */
// vim: expandtab sw=4 ts=4 sts=4:
/**
* Interface to the improved MySQL extension (MySQLi)
*/
// MySQL client API
if (!defined('PMA_MYSQL_CLIENT_API')) {
$client_api = explode('.', mysqli_get_client_info());
define('PMA_MYSQL_CLIENT_API', (int)sprintf('%d%02d%02d', $client_api[0], $client_api[1], intval($client_api[2])));
unset($client_api);
}
// Constants from mysql_com.h of MySQL 4.1.3
define('NOT_NULL_FLAG', 1);
define('PRI_KEY_FLAG', 2);
define('UNIQUE_KEY_FLAG', 4);
define('MULTIPLE_KEY_FLAG', 8);
define('BLOB_FLAG', 16);
define('UNSIGNED_FLAG', 32);
define('ZEROFILL_FLAG', 64);
define('BINARY_FLAG', 128);
define('ENUM_FLAG', 256);
define('AUTO_INCREMENT_FLAG', 512);
define('TIMESTAMP_FLAG', 1024);
define('SET_FLAG', 2048);
define('NUM_FLAG', 32768);
define('PART_KEY_FLAG', 16384);
define('UNIQUE_FLAG', 65536);
/**
* @see http://bugs.php.net/36007
*/
if (! defined('MYSQLI_TYPE_NEWDECIMAL')) {
define('MYSQLI_TYPE_NEWDECIMAL', 246);
}
if (! defined('MYSQLI_TYPE_BIT')) {
define('MYSQLI_TYPE_BIT', 16);
}
function PMA_DBI_connect($user, $password, $is_controluser = FALSE)
{
global $cfg, $php_errormsg;
$server_port = (empty($cfg['Server']['port']))
? FALSE
: (int) $cfg['Server']['port'];
if (strtolower($cfg['Server']['connect_type']) == 'tcp') {
$cfg['Server']['socket'] = '';
}
// NULL enables connection to the default socket
$server_socket = (empty($cfg['Server']['socket']))
? null
: $cfg['Server']['socket'];
$link = mysqli_init();
mysqli_options($link, MYSQLI_OPT_LOCAL_INFILE, TRUE);
$client_flags = $cfg['Server']['compress'] && defined('MYSQLI_CLIENT_COMPRESS') ? MYSQLI_CLIENT_COMPRESS : 0;
$return_value = @mysqli_real_connect($link, $cfg['Server']['host'], $user, $password, FALSE, $server_port, $server_socket, $client_flags);
if ($return_value == FALSE) {
PMA_auth_fails();
} // end if
PMA_DBI_postConnect($link, $is_controluser);
return $link;
}
function PMA_DBI_select_db($dbname, $link = null)
{
if (empty($link)) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return FALSE;
}
}
if (PMA_MYSQL_INT_VERSION < 40100) {
$dbname = PMA_convert_charset($dbname);
}
return mysqli_select_db($link, $dbname);
}
function PMA_DBI_try_query($query, $link = null, $options = 0)
{
if ($options == ($options | PMA_DBI_QUERY_STORE)) {
$method = MYSQLI_STORE_RESULT;
} elseif ($options == ($options | PMA_DBI_QUERY_UNBUFFERED)) {
$method = MYSQLI_USE_RESULT;
} else {
$method = MYSQLI_USE_RESULT;
}
if (empty($link)) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return FALSE;
}
}
if (defined('PMA_MYSQL_INT_VERSION') && PMA_MYSQL_INT_VERSION < 40100) {
$query = PMA_convert_charset($query);
}
return mysqli_query($link, $query, $method);
// From the PHP manual:
// "note: returns TRUE on success or FALSE on failure. For SELECT,
// SHOW, DESCRIBE or EXPLAIN, mysqli_query() will return a result object"
// so, do not use the return value to feed mysqli_num_rows() if it's
// a boolean
}
// The following function is meant for internal use only.
// Do not call it from outside this library!
function PMA_mysqli_fetch_array($result, $type = FALSE)
{
global $cfg, $allow_recoding, $charset, $convcharset;
if ($type != FALSE) {
$data = @mysqli_fetch_array($result, $type);
} else {
$data = @mysqli_fetch_array($result);
}
/* No data returned => do not touch it */
if (! $data) {
return $data;
}
if (!defined('PMA_MYSQL_INT_VERSION') || PMA_MYSQL_INT_VERSION >= 40100
|| !(isset($cfg['AllowAnywhereRecoding']) && $cfg['AllowAnywhereRecoding'] && $allow_recoding)) {
/* No recoding -> return data as we got them */
return $data;
} else {
$ret = array();
$num = mysqli_num_fields($result);
if ($num > 0) {
$fields = PMA_DBI_get_fields_meta($result);
}
// sometimes, mysqli_fetch_fields() does not return results
// (as seen in PHP 5.1.0-dev), so for now, return $data unchanged
if (!$fields) {
return $data;
}
$i = 0;
for ($i = 0; $i < $num; $i++) {
if (!isset($fields[$i]->type)) {
/* No meta information available -> we guess that it should be converted */
if (isset($data[$i])) {
$ret[$i] = PMA_convert_display_charset($data[$i]);
}
if (isset($fields[$i]->name) && isset($data[$fields[$i]->name])) {
$ret[PMA_convert_display_charset($fields[$i]->name)] = PMA_convert_display_charset($data[$fields[$i]->name]);
}
} else {
/* Meta information available -> check type of field and convert it according to the type */
if (stristr($fields[$i]->type, 'BLOB') || stristr($fields[$i]->type, 'BINARY')) {
if (isset($data[$i])) {
$ret[$i] = $data[$i];
}
if (isset($data[$fields[$i]->name])) {
$ret[PMA_convert_display_charset($fields[$i]->name)] = $data[$fields[$i]->name];
}
} else {
if (isset($data[$i])) {
$ret[$i] = PMA_convert_display_charset($data[$i]);
}
if (isset($data[$fields[$i]->name])) {
$ret[PMA_convert_display_charset($fields[$i]->name)] = PMA_convert_display_charset($data[$fields[$i]->name]);
}
}
}
}
return $ret;
}
}
function PMA_DBI_fetch_array($result)
{
return PMA_mysqli_fetch_array($result, MYSQLI_BOTH);
}
function PMA_DBI_fetch_assoc($result)
{
return PMA_mysqli_fetch_array($result, MYSQLI_ASSOC);
}
function PMA_DBI_fetch_row($result)
{
return PMA_mysqli_fetch_array($result, MYSQLI_NUM);
}
/**
* Frees the memory associated with the results
*
* @param result $result,... one or more mysql result resources
*/
function PMA_DBI_free_result()
{
foreach (func_get_args() as $result) {
if (is_object($result)
&& is_a($result, 'mysqli_result')) {
mysqli_free_result($result);
}
}
}
/**
* Returns a string representing the type of connection used
* @uses mysqli_get_host_info()
* @uses $GLOBALS['userlink'] as default for $link
* @param resource $link mysql link
* @return string type of connection used
*/
function PMA_DBI_get_host_info($link = null)
{
if (null === $link) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return false;
}
}
return mysqli_get_host_info($link);
}
/**
* Returns the version of the MySQL protocol used
* @uses mysqli_get_proto_info()
* @uses $GLOBALS['userlink'] as default for $link
* @param resource $link mysql link
* @return integer version of the MySQL protocol used
*/
function PMA_DBI_get_proto_info( $link = null )
{
if (null === $link) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return false;
}
}
return mysqli_get_proto_info($link);
}
/**
* returns a string that represents the client library version
* @uses mysqli_get_client_info()
* @return string MySQL client library version
*/
function PMA_DBI_get_client_info() {
return mysqli_get_client_info();
}
/**
* returns last error message or false if no errors occured
*
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_convert_display_charset()
* @uses PMA_DBI_convert_message()
* @uses $GLOBALS['errno']
* @uses $GLOBALS['userlink']
* @uses $GLOBALS['strServerNotResponding']
* @uses $GLOBALS['strSocketProblem']
* @uses mysqli_errno()
* @uses mysqli_error()
* @uses mysqli_connect_errno()
* @uses mysqli_connect_error()
* @uses defined()
* @param resource $link mysql link
* @return string|boolean $error or false
*/
function PMA_DBI_getError($link = null)
{
unset($GLOBALS['errno']);
if (null === $link && isset($GLOBALS['userlink'])) {
$link =& $GLOBALS['userlink'];
// Do not stop now. We still can get the error code
// with mysqli_connect_errno()
// } else {
// return false;
}
if (null !== $link) {
$error_number = mysqli_errno($link);
$error_message = mysqli_error($link);
} else {
$error_number = mysqli_connect_errno();
$error_message = mysqli_connect_error();
}
if (0 == $error_number) {
return false;
}
// keep the error number for further check after the call to PMA_DBI_getError()
$GLOBALS['errno'] = $error_number;
if (! empty($error_message)) {
$error_message = PMA_DBI_convert_message($error_message);
}
if ($error_number == 2002) {
$error = '#' . ((string) $error_number) . ' - ' . $GLOBALS['strServerNotResponding'] . ' ' . $GLOBALS['strSocketProblem'];
} elseif (defined('PMA_MYSQL_INT_VERSION') && PMA_MYSQL_INT_VERSION >= 40100) {
$error = '#' . ((string) $error_number) . ' - ' . $error_message;
} else {
$error = '#' . ((string) $error_number) . ' - ' . PMA_convert_display_charset($error_message);
}
return $error;
}
function PMA_DBI_close($link = null)
{
if (empty($link)) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return FALSE;
}
}
return @mysqli_close($link);
}
function PMA_DBI_num_rows($result)
{
// see the note for PMA_DBI_try_query();
if (!is_bool($result)) {
return @mysqli_num_rows($result);
} else {
return 0;
}
}
function PMA_DBI_insert_id($link = '')
{
if (empty($link)) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return FALSE;
}
}
return mysqli_insert_id($link);
}
function PMA_DBI_affected_rows($link = null)
{
if (empty($link)) {
if (isset($GLOBALS['userlink'])) {
$link = $GLOBALS['userlink'];
} else {
return FALSE;
}
}
return mysqli_affected_rows($link);
}
function PMA_DBI_get_fields_meta($result)
{
// Build an associative array for a type look up
$typeAr = Array();
$typeAr[MYSQLI_TYPE_DECIMAL] = 'real';
$typeAr[MYSQLI_TYPE_NEWDECIMAL] = 'real';
$typeAr[MYSQLI_TYPE_BIT] = 'bool';
$typeAr[MYSQLI_TYPE_TINY] = 'int';
$typeAr[MYSQLI_TYPE_SHORT] = 'int';
$typeAr[MYSQLI_TYPE_LONG] = 'int';
$typeAr[MYSQLI_TYPE_FLOAT] = 'real';
$typeAr[MYSQLI_TYPE_DOUBLE] = 'real';
$typeAr[MYSQLI_TYPE_NULL] = 'null';
$typeAr[MYSQLI_TYPE_TIMESTAMP] = 'timestamp';
$typeAr[MYSQLI_TYPE_LONGLONG] = 'int';
$typeAr[MYSQLI_TYPE_INT24] = 'int';
$typeAr[MYSQLI_TYPE_DATE] = 'date';
$typeAr[MYSQLI_TYPE_TIME] = 'time';
$typeAr[MYSQLI_TYPE_DATETIME] = 'datetime';
$typeAr[MYSQLI_TYPE_YEAR] = 'year';
$typeAr[MYSQLI_TYPE_NEWDATE] = 'date';
$typeAr[MYSQLI_TYPE_ENUM] = 'unknown';
$typeAr[MYSQLI_TYPE_SET] = 'unknown';
$typeAr[MYSQLI_TYPE_TINY_BLOB] = 'blob';
$typeAr[MYSQLI_TYPE_MEDIUM_BLOB] = 'blob';
$typeAr[MYSQLI_TYPE_LONG_BLOB] = 'blob';
$typeAr[MYSQLI_TYPE_BLOB] = 'blob';
$typeAr[MYSQLI_TYPE_VAR_STRING] = 'string';
$typeAr[MYSQLI_TYPE_STRING] = 'string';
$typeAr[MYSQLI_TYPE_CHAR] = 'string';
$typeAr[MYSQLI_TYPE_GEOMETRY] = 'unknown';
$fields = mysqli_fetch_fields($result);
// this happens sometimes (seen under MySQL 4.0.25)
if (!is_array($fields)) {
return FALSE;
}
foreach ($fields as $k => $field) {
$fields[$k]->type = $typeAr[$fields[$k]->type];
$fields[$k]->flags = PMA_DBI_field_flags($result, $k);
// Enhance the field objects for mysql-extension compatibilty
$flags = explode(' ', $fields[$k]->flags);
array_unshift($flags, 'dummy');
$fields[$k]->multiple_key = (int)(array_search('multiple_key', $flags, true) > 0);
$fields[$k]->primary_key = (int)(array_search('primary_key', $flags, true) > 0);
$fields[$k]->unique_key = (int)(array_search('unique_key', $flags, true) > 0);
$fields[$k]->not_null = (int)(array_search('not_null', $flags, true) > 0);
$fields[$k]->unsigned = (int)(array_search('unsigned', $flags, true) > 0);
$fields[$k]->zerofill = (int)(array_search('zerofill', $flags, true) > 0);
$fields[$k]->numeric = (int)(array_search('num', $flags, true) > 0);
$fields[$k]->blob = (int)(array_search('blob', $flags, true) > 0);
}
return $fields;
}
function PMA_DBI_num_fields($result)
{
return mysqli_num_fields($result);
}
function PMA_DBI_field_len($result, $i)
{
$info = mysqli_fetch_field_direct($result, $i);
// stdClass::$length will be integrated in
// mysqli-ext when mysql4.1 has been released.
return @$info->length;
}
function PMA_DBI_field_name($result, $i)
{
$info = mysqli_fetch_field_direct($result, $i);
return $info->name;
}
function PMA_DBI_field_flags($result, $i)
{
$f = mysqli_fetch_field_direct($result, $i);
$f = $f->flags;
$flags = '';
if ($f & UNIQUE_FLAG) { $flags .= 'unique ';}
if ($f & NUM_FLAG) { $flags .= 'num ';}
if ($f & PART_KEY_FLAG) { $flags .= 'part_key ';}
if ($f & SET_FLAG) { $flags .= 'set ';}
if ($f & TIMESTAMP_FLAG) { $flags .= 'timestamp ';}
if ($f & AUTO_INCREMENT_FLAG) { $flags .= 'auto_increment ';}
if ($f & ENUM_FLAG) { $flags .= 'enum ';}
if ($f & BINARY_FLAG) { $flags .= 'binary ';}
if ($f & ZEROFILL_FLAG) { $flags .= 'zerofill ';}
if ($f & UNSIGNED_FLAG) { $flags .= 'unsigned ';}
if ($f & BLOB_FLAG) { $flags .= 'blob ';}
if ($f & MULTIPLE_KEY_FLAG) { $flags .= 'multiple_key ';}
if ($f & UNIQUE_KEY_FLAG) { $flags .= 'unique_key ';}
if ($f & PRI_KEY_FLAG) { $flags .= 'primary_key ';}
if ($f & NOT_NULL_FLAG) { $flags .= 'not_null ';}
return PMA_convert_display_charset(trim($flags));
}
?>
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