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- <?php
- /* $Id: mysql.dbi.lib.php,v 2.43 2006/01/17 17:03:02 cybot_tm Exp $ */
- // vim: expandtab sw=4 ts=4 sts=4:
-
- /**
- * Interface to the classic MySQL extension
- */
-
- // MySQL client API
- if (!defined('PMA_MYSQL_CLIENT_API')) {
- if (function_exists('mysql_get_client_info')) {
- $client_api = explode('.', mysql_get_client_info());
- define('PMA_MYSQL_CLIENT_API', (int)sprintf('%d%02d%02d', $client_api[0], $client_api[1], intval($client_api[2])));
- unset($client_api);
- } else {
- define('PMA_MYSQL_CLIENT_API', 32332); // always expect the worst...
- }
- }
-
- function PMA_DBI_connect($user, $password, $is_controluser = FALSE) {
- global $cfg, $php_errormsg;
-
- $server_port = (empty($cfg['Server']['port']))
- ? ''
- : ':' . $cfg['Server']['port'];
-
- if (strtolower($cfg['Server']['connect_type']) == 'tcp') {
- $cfg['Server']['socket'] = '';
- }
-
- $server_socket = (empty($cfg['Server']['socket']))
- ? ''
- : ':' . $cfg['Server']['socket'];
-
- if (PMA_PHP_INT_VERSION >= 40300 && PMA_MYSQL_CLIENT_API >= 32349) {
- $client_flags = $cfg['Server']['compress'] && defined('MYSQL_CLIENT_COMPRESS') ? MYSQL_CLIENT_COMPRESS : 0;
- // always use CLIENT_LOCAL_FILES as defined in mysql_com.h
- // for the case where the client library was not compiled
- // with --enable-local-infile
- $client_flags |= 128;
- }
-
- if (empty($client_flags)) {
- $connect_func = 'mysql_' . ($cfg['PersistentConnections'] ? 'p' : '') . 'connect';
- $link = @$connect_func($cfg['Server']['host'] . $server_port . $server_socket, $user, $password);
- } else {
- if ($cfg['PersistentConnections']) {
- $link = @mysql_pconnect($cfg['Server']['host'] . $server_port . $server_socket, $user, $password, $client_flags);
- } else {
- $link = @mysql_connect($cfg['Server']['host'] . $server_port . $server_socket, $user, $password, FALSE, $client_flags);
- }
- }
-
- if (empty($link)) {
- 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 mysql_select_db($dbname, $link);
- }
-
- function PMA_DBI_try_query($query, $link = null, $options = 0) {
- if (empty($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);
- }
- if ($options == ($options | PMA_DBI_QUERY_STORE)) {
- return @mysql_query($query, $link);
- } elseif ($options == ($options | PMA_DBI_QUERY_UNBUFFERED)) {
- return @mysql_unbuffered_query($query, $link);
- } else {
- return @mysql_query($query, $link);
- }
- }
-
- // The following function is meant for internal use only.
- // Do not call it from outside this library!
- function PMA_mysql_fetch_array($result, $type = FALSE) {
- global $cfg, $allow_recoding, $charset, $convcharset;
-
- if ($type != FALSE) {
- $data = mysql_fetch_array($result, $type);
- } else {
- $data = mysql_fetch_array($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();
- $num = mysql_num_fields($result);
- $i = 0;
- for ($i = 0; $i < $num; $i++) {
- $name = mysql_field_name($result, $i);
- $flags = mysql_field_flags($result, $i);
- /* Field is BINARY (either marked manually, or it is BLOB) => do not convert it */
- if (stristr($flags, 'BINARY')) {
- if (isset($data[$i])) {
- $ret[$i] = $data[$i];
- }
- if (isset($data[$name])) {
- $ret[PMA_convert_display_charset($name)] = $data[$name];
- }
- } else {
- if (isset($data[$i])) {
- $ret[$i] = PMA_convert_display_charset($data[$i]);
- }
- if (isset($data[$name])) {
- $ret[PMA_convert_display_charset($name)] = PMA_convert_display_charset($data[$name]);
- }
- }
- }
- return $ret;
- }
- }
-
- function PMA_DBI_fetch_array($result) {
- return PMA_mysql_fetch_array($result);
- }
-
- function PMA_DBI_fetch_assoc($result) {
- return PMA_mysql_fetch_array($result, MYSQL_ASSOC);
- }
-
- function PMA_DBI_fetch_row($result) {
- return PMA_mysql_fetch_array($result, MYSQL_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 $result ) {
- if ( is_resource($result)
- && get_resource_type($result) === 'mysql result' ) {
- mysql_free_result($result);
- }
- }
- }
-
- /**
- * Returns a string representing the type of connection used
- * @uses mysql_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 = $GLOBALS['userlink'];
- } else {
- return false;
- }
- }
- return mysql_get_host_info($link);
- }
-
- /**
- * Returns the version of the MySQL protocol used
- * @uses mysql_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 = $GLOBALS['userlink'];
- } else {
- return false;
- }
- }
- return mysql_get_proto_info($link);
- }
-
- /**
- * returns a string that represents the client library version
- * @uses mysql_get_client_info()
- * @return string MySQL client library version
- */
- function PMA_DBI_get_client_info() {
- return mysql_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 mysql_errno()
- * @uses mysql_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. On the initial connection, we don't have a $link,
- // we don't have a $GLOBALS['userlink'], but we can catch the error code
- // } else {
- // return FALSE;
- }
-
- if (null !== $link) {
- $error_number = mysql_errno($link);
- $error_message = mysql_error($link);
- } else {
- $error_number = mysql_errno();
- $error_message = mysql_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);
- }
-
- // Some errors messages cannot be obtained by mysql_error()
- if ($error_number == 2002) {
- $error = '#' . ((string) $error_number) . ' - ' . $GLOBALS['strServerNotResponding'] . ' ' . $GLOBALS['strSocketProblem'];
- } elseif ($error_number == 2003 ) {
- $error = '#' . ((string) $error_number) . ' - ' . $GLOBALS['strServerNotResponding'];
- } 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 = $GLOBALS['userlink'];
- } else {
- return FALSE;
- }
- }
- return @mysql_close($link);
- }
-
- function PMA_DBI_num_rows($result) {
- if (!is_bool($result)) {
- return mysql_num_rows($result);
- } else {
- return 0;
- }
- }
-
- function PMA_DBI_insert_id($link = null)
- {
- if (empty($link)) {
- if (isset($GLOBALS['userlink'])) {
- $link = $GLOBALS['userlink'];
- } else {
- return FALSE;
- }
- }
- return mysql_insert_id($link);
- }
-
- function PMA_DBI_affected_rows($link = null)
- {
- if (empty($link)) {
- if (isset($GLOBALS['userlink'])) {
- $link = $GLOBALS['userlink'];
- } else {
- return FALSE;
- }
- }
- return mysql_affected_rows($link);
- }
-
- function PMA_DBI_get_fields_meta($result) {
- $fields = array();
- $num_fields = mysql_num_fields($result);
- for ($i = 0; $i < $num_fields; $i++) {
- $fields[] = PMA_convert_display_charset(mysql_fetch_field($result, $i));
- }
- return $fields;
- }
-
- function PMA_DBI_num_fields($result) {
- return mysql_num_fields($result);
- }
-
- function PMA_DBI_field_len($result, $i) {
- return mysql_field_len($result, $i);
- }
-
- function PMA_DBI_field_name($result, $i) {
- return mysql_field_name($result, $i);
- }
-
- function PMA_DBI_field_flags($result, $i) {
- return PMA_convert_display_charset(mysql_field_flags($result, $i));
- }
-
- ?>
-