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|
<?php /** @file */
require_once('include/datetime.php');
/**
*
* MySQL database class
*
* For debugging, insert 'dbg(1);' anywhere in the program flow.
* dbg(0); will turn it off. Logging is performed at LOGGER_DATA level.
* When logging, all binary info is converted to text and html entities are escaped so that
* the debugging stream is safe to view within both terminals and web pages.
*
*/
/*
class dba {
private $debug = 0;
private $db;
public $mysqli = true;
public $connected = false;
public $error = false;
function __construct($server,$user,$pass,$db,$install = false) {
$server = trim($server);
$user = trim($user);
$pass = trim($pass);
$db = trim($db);
if (!(strlen($server) && strlen($user))){
$this->connected = false;
$this->db = null;
return;
}
if($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->connected = false;
$this->db = null;
return;
}
}
}
if(class_exists('mysqli')) {
$this->db = @new mysqli($server,$user,$pass,$db);
if(! mysqli_connect_errno()) {
$this->connected = true;
}
}
else {
$this->mysqli = false;
$this->db = mysql_connect($server,$user,$pass);
if($this->db && mysql_select_db($db,$this->db)) {
$this->connected = true;
}
}
if(! $this->connected) {
$this->db = null;
if(! $install)
system_unavailable();
}
}
public function getdb() {
return $this->db;
}
public function q($sql) {
global $a;
if((! $this->db) || (! $this->connected))
return false;
$this->error = '';
if(x($a->config,'system') && x($a->config['system'],'db_log'))
$stamp1 = microtime(true);
if($this->mysqli)
$result = @$this->db->query($sql);
else
$result = @mysql_query($sql,$this->db);
if(x($a->config,'system') && x($a->config['system'],'db_log')) {
$stamp2 = microtime(true);
$duration = round($stamp2-$stamp1, 3);
if ($duration > $a->config["system"]["db_loglimit"]) {
$backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
@file_put_contents($a->config["system"]["db_log"], $duration."\t".
basename($backtrace[1]["file"])."\t".
$backtrace[1]["line"]."\t".$backtrace[2]["function"]."\t".
substr($sql, 0, 2000)."\n", FILE_APPEND);
}
}
if($this->mysqli) {
if($this->db->errno)
$this->error = $this->db->error;
}
elseif(mysql_errno($this->db))
$this->error = mysql_error($this->db);
if(strlen($this->error)) {
logger('dba: ' . $this->error);
}
if($this->debug) {
$mesg = '';
if($result === false)
$mesg = 'false';
elseif($result === true)
$mesg = 'true';
else {
if($this->mysqli)
$mesg = $result->num_rows . ' results' . EOL;
else
$mesg = mysql_num_rows($result) . ' results' . EOL;
}
$str = 'SQL = ' . printable($sql) . EOL . 'SQL returned ' . $mesg
. (($this->error) ? ' error: ' . $this->error : '')
. EOL;
logger('dba: ' . $str );
}
*/
/**
* If dbfail.out exists, we will write any failed calls directly to it,
* regardless of any logging that may or may nor be in effect.
* These usually indicate SQL syntax errors that need to be resolved.
*/
/*
if($result === false) {
logger('dba: ' . printable($sql) . ' returned false.' . "\n" . $this->error);
if(file_exists('dbfail.out'))
file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n" . $this->error . "\n", FILE_APPEND);
}
if(($result === true) || ($result === false))
return $result;
$r = array();
if($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);
}
}
if($this->debug)
logger('dba: ' . printable(print_r($r, true)));
return($r);
}
public function dbg($dbg) {
$this->debug = $dbg;
}
public function escape($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);
}
}
function __destruct() {
if ($this->db)
if($this->mysqli)
$this->db->close();
else
mysql_close($this->db);
}
}
*/
|
