<?php
require_once("dbm.php");
-
-# if PDO is avaible for mysql, use the new database abstraction
-# TODO: PDO is disabled for release 3.3. We need to investigate why
-# the update from 3.2 fails with pdo
-/*
-if (class_exists('\PDO') && in_array('mysql', PDO::getAvailableDrivers())) {
- require_once("library/dddbl2/dddbl.php");
- require_once("include/dba_pdo.php");
-}
-*/
-
-
require_once('include/datetime.php');
/**
*
*/
-if (! class_exists('dba')) {
class dba {
private $debug = 0;
private $db;
private $result;
- public $mysqli = true;
+ private $driver;
public $connected = false;
public $error = false;
if ($install) {
if (strlen($server) && ($server !== 'localhost') && ($server !== '127.0.0.1')) {
if (! dns_get_record($server, DNS_A + DNS_CNAME + DNS_PTR)) {
- $this->error = sprintf( t('Cannot locate DNS info for database server \'%s\''), $server);
+ $this->error = sprintf(t('Cannot locate DNS info for database server \'%s\''), $server);
$this->connected = false;
$this->db = null;
return;
}
}
- if (class_exists('mysqli')) {
+ if (class_exists('\PDO') && in_array('mysql', PDO::getAvailableDrivers())) {
+ $this->driver = 'pdo';
+ $connect = "mysql:host=".$server.";dbname=".$db;
+ if (isset($a->config["system"]["db_charset"])) {
+ $connect .= ";charset=".$a->config["system"]["db_charset"];
+ }
+ $this->db = @new PDO($connect, $user, $pass);
+ if (!$this->db->errorCode()) {
+ $this->connected = true;
+ }
+ } elseif (class_exists('mysqli')) {
+ $this->driver = 'mysqli';
$this->db = @new mysqli($server,$user,$pass,$db);
- if (! mysqli_connect_errno()) {
+ if (!mysqli_connect_errno()) {
$this->connected = true;
}
if (isset($a->config["system"]["db_charset"])) {
$this->db->set_charset($a->config["system"]["db_charset"]);
}
- } else {
- $this->mysqli = false;
+ } elseif (function_exists('mysql_connect')) {
+ $this->driver = 'mysql';
$this->db = mysql_connect($server,$user,$pass);
if ($this->db && mysql_select_db($db,$this->db)) {
$this->connected = true;
}
if (isset($a->config["system"]["db_charset"]))
mysql_set_charset($a->config["system"]["db_charset"], $this->db);
+ } else {
+ // No suitable SQL driver was found.
+ if (!$install) {
+ system_unavailable();
+ }
}
+
if (!$this->connected) {
$this->db = null;
if (!$install) {
system_unavailable();
}
}
-
$a->save_timestamp($stamp1, "network");
}
- public function getdb() {
- return $this->db;
- }
-
/**
* @brief Returns the MySQL server version string
*
* @return string
*/
public function server_info() {
- if ($this->mysqli) {
- $return = $this->db->server_info;
- } else {
- $return = mysql_get_server_info($this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ $version = $this->db->getAttribute(PDO::ATTR_SERVER_VERSION);
+ break;
+ case 'mysqli':
+ $version = $this->db->server_info;
+ break;
+ case 'mysql':
+ $version = mysql_get_server_info($this->db);
+ break;
}
- return $return;
+ return $version;
}
/**
return 0;
}
- if ($this->mysqli) {
- $return = $this->result->num_rows;
- } else {
- $return = mysql_num_rows($this->result);
+ switch ($this->driver) {
+ case 'pdo':
+ $rows = $this->result->rowCount();
+ break;
+ case 'mysqli':
+ $rows = $this->result->num_rows;
+ break;
+ case 'mysql':
+ $rows = mysql_num_rows($this->result);
+ break;
}
- return $return;
+ return $rows;
}
/**
if ((intval($a->config["system"]["db_loglimit_index"]) > 0)) {
$log = (in_array($row['key'], $watchlist) AND
($row['rows'] >= intval($a->config["system"]["db_loglimit_index"])));
- } else
+ } else {
$log = false;
+ }
if ((intval($a->config["system"]["db_loglimit_index_high"]) > 0) AND ($row['rows'] >= intval($a->config["system"]["db_loglimit_index_high"]))) {
$log = true;
$this->error = '';
// Check the connection (This can reconnect the connection - if configured)
- if ($this->mysqli) {
- $connected = $this->db->ping();
- } else {
- $connected = mysql_ping($this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ // Not sure if this really is working like expected
+ $connected = ($this->db->getAttribute(PDO::ATTR_CONNECTION_STATUS) != "");
+ break;
+ case 'mysqli':
+ $connected = $this->db->ping();
+ break;
+ case 'mysql':
+ $connected = mysql_ping($this->db);
+ break;
}
+
$connstr = ($connected ? "Connected" : "Disonnected");
$stamp1 = microtime(true);
$sql = "/*".$a->callstack()." */ ".$sql;
}
- if ($this->mysqli) {
- $result = @$this->db->query($sql);
- } else {
- $result = @mysql_query($sql,$this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ $result = @$this->db->query($sql);
+ break;
+ case 'mysqli':
+ $result = @$this->db->query($sql);
+ break;
+ case 'mysql':
+ $result = @mysql_query($sql,$this->db);
+ break;
}
$stamp2 = microtime(true);
$duration = (float)($stamp2-$stamp1);
}
}
- if ($this->mysqli) {
- if ($this->db->errno) {
- $this->error = $this->db->error;
- $this->errorno = $this->db->errno;
- }
- } elseif (mysql_errno($this->db)) {
- $this->error = mysql_error($this->db);
- $this->errorno = mysql_errno($this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ $errorInfo = $this->db->errorInfo();
+ if ($errorInfo) {
+ $this->error = $errorInfo[2];
+ $this->errorno = $errorInfo[1];
+ }
+ break;
+ case 'mysqli':
+ if ($this->db->errno) {
+ $this->error = $this->db->error;
+ $this->errorno = $this->db->errno;
+ }
+ break;
+ case 'mysql':
+ if (mysql_errno($this->db)) {
+ $this->error = mysql_error($this->db);
+ $this->errorno = mysql_errno($this->db);
+ }
+ break;
}
-
if (strlen($this->error)) {
logger('DB Error ('.$connstr.') '.$this->errorno.': '.$this->error);
}
} elseif ($result === true) {
$mesg = 'true';
} else {
- if ($this->mysqli) {
- $mesg = $result->num_rows . ' results' . EOL;
- } else {
- $mesg = mysql_num_rows($result) . ' results' . EOL;
+ switch ($this->driver) {
+ case 'pdo':
+ $mesg = $result->rowCount().' results'.EOL;
+ break;
+ case 'mysqli':
+ $mesg = $result->num_rows.' results'.EOL;
+ break;
+ case 'mysql':
+ $mesg = mysql_num_rows($result).' results'.EOL;
+ break;
}
}
}
$r = array();
- if ($this->mysqli) {
- if ($result->num_rows) {
- while($x = $result->fetch_array(MYSQLI_ASSOC))
- $r[] = $x;
- $result->free_result();
- }
- } else {
- if (mysql_num_rows($result)) {
- while($x = mysql_fetch_array($result, MYSQL_ASSOC))
- $r[] = $x;
- mysql_free_result($result);
- }
+ switch ($this->driver) {
+ case 'pdo':
+ if ($result->rowCount()) {
+ while($x = $result->fetch(PDO::FETCH_ASSOC))
+ $r[] = $x;
+ $result->closeCursor();
+ }
+ break;
+ case 'mysqli':
+ if ($result->num_rows) {
+ while($x = $result->fetch_array(MYSQLI_ASSOC))
+ $r[] = $x;
+ $result->free_result();
+ }
+ break;
+ case 'mysql':
+ if (mysql_num_rows($result)) {
+ while($x = mysql_fetch_array($result, MYSQL_ASSOC))
+ $r[] = $x;
+ mysql_free_result($result);
+ }
+ break;
}
//$a->save_timestamp($stamp1, "database");
$x = false;
if ($this->result) {
- if ($this->mysqli) {
- if ($this->result->num_rows)
- $x = $this->result->fetch_array(MYSQLI_ASSOC);
- } else {
- if (mysql_num_rows($this->result))
- $x = mysql_fetch_array($this->result, MYSQL_ASSOC);
+ switch ($this->driver) {
+ case 'pdo':
+ if ($this->result->rowCount()) {
+ $x = $this->result->fetch(PDO::FETCH_ASSOC);
+ }
+ break;
+ case 'mysqli':
+ if ($this->result->num_rows) {
+ $x = $this->result->fetch_array(MYSQLI_ASSOC);
+ }
+ break;
+ case 'mysql':
+ if (mysql_num_rows($this->result)) {
+ $x = mysql_fetch_array($this->result, MYSQL_ASSOC);
+ }
+ break;
}
}
return($x);
public function qclose() {
if ($this->result) {
- if ($this->mysqli) {
- $this->result->free_result();
- } else {
- mysql_free_result($this->result);
+ switch ($this->driver) {
+ case 'pdo':
+ $this->result->closeCursor();
+ break;
+ case 'mysqli':
+ $this->result->free_result();
+ break;
+ case 'mysql':
+ mysql_free_result($this->result);
+ break;
}
}
}
public function escape($str) {
if ($this->db && $this->connected) {
- if ($this->mysqli) {
- return @$this->db->real_escape_string($str);
- } else {
- return @mysql_real_escape_string($str,$this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ return substr(@$this->db->quote($str, PDO::PARAM_STR), 1, -1);
+ case 'mysqli':
+ return @$this->db->real_escape_string($str);
+ case 'mysql':
+ return @mysql_real_escape_string($str,$this->db);
}
}
}
function connected() {
- if ($this->mysqli) {
- $connected = $this->db->ping();
- } else {
- $connected = mysql_ping($this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ // Not sure if this really is working like expected
+ $connected = ($this->db->getAttribute(PDO::ATTR_CONNECTION_STATUS) != "");
+ break;
+ case 'mysqli':
+ $connected = $this->db->ping();
+ break;
+ case 'mysql':
+ $connected = mysql_ping($this->db);
+ break;
}
return $connected;
}
+ function insert_id() {
+ switch ($this->driver) {
+ case 'pdo':
+ $id = $this->db->lastInsertId();
+ break;
+ case 'mysqli':
+ $id = $this->db->insert_id;
+ break;
+ case 'mysql':
+ $id = mysql_insert_id($this->db);
+ break;
+ }
+ return $id;
+ }
+
function __destruct() {
if ($this->db) {
- if ($this->mysqli) {
- $this->db->close();
- } else {
- mysql_close($this->db);
+ switch ($this->driver) {
+ case 'pdo':
+ $this->db = null;
+ break;
+ case 'mysqli':
+ $this->db->close();
+ break;
+ case 'mysql':
+ mysql_close($this->db);
+ break;
}
}
}
-}}
+}
-if (! function_exists('printable')) {
function printable($s) {
$s = preg_replace("~([\x01-\x08\x0E-\x0F\x10-\x1F\x7F-\xFF])~",".", $s);
$s = str_replace("\x00",'.',$s);
$s = escape_tags($s);
}
return $s;
-}}
+}
// Procedural functions
-if (! function_exists('dbg')) {
function dbg($state) {
global $db;
+
if ($db) {
$db->dbg($state);
}
-}}
+}
-if (! function_exists('dbesc')) {
function dbesc($str) {
global $db;
+
if ($db && $db->connected) {
return($db->escape($str));
} else {
return(str_replace("'","\\'",$str));
}
-}}
-
-
+}
// Function: q($sql,$args);
// Description: execute SQL query with printf style args.
// Example: $r = q("SELECT * FROM `%s` WHERE `uid` = %d",
// 'user', 1);
-
-if (! function_exists('q')) {
function q($sql) {
-
global $db;
$args = func_get_args();
unset($args[0]);
*/
logger('dba: no database: ' . print_r($args,true));
return false;
-
-}}
+}
/**
* @brief Performs a query with "dirty reads"
* @return array Query array
*/
function qu($sql) {
-
global $db;
+
$args = func_get_args();
unset($args[0]);
*/
logger('dba: no database: ' . print_r($args,true));
return false;
-
}
/**
* Raw db query, no arguments
*
*/
-
-if (! function_exists('dbq')) {
function dbq($sql) {
-
global $db;
+
if ($db && $db->connected) {
$ret = $db->q($sql);
} else {
$ret = false;
}
return $ret;
-}}
-
+}
// Caller is responsible for ensuring that any integer arguments to
// dbesc_array are actually integers and not malformed strings containing
// SQL injection vectors. All integer array elements should be specifically
// cast to int to avoid trouble.
-
-
-if (! function_exists('dbesc_array_cb')) {
function dbesc_array_cb(&$item, $key) {
if (is_string($item))
$item = dbesc($item);
-}}
-
+}
-if (! function_exists('dbesc_array')) {
function dbesc_array(&$arr) {
if (is_array($arr) && count($arr)) {
array_walk($arr,'dbesc_array_cb');
}
-}}
-
+}
function dba_timer() {
return microtime(true);
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