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Update DB class to PSR-2

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This commit is contained in:
pxgamer
2018-05-29 15:37:05 +01:00
parent 44c9eb5ce6
commit d8f1f4ea57
1 changed files with 120 additions and 105 deletions
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225
include/db.inc.php
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@@ -1,122 +1,137 @@
<?php
// a simple wrapper for pdo
class db extends PDO {
/**
* Class DB
*
* A simple wrapper for PDO.
*/
class DB extends PDO
{
private $error;
private $sql;
private $bind;
private $debugger = 0;
public $working = "yes";
private $error;
private $sql;
private $bind;
private $debugger=0;
public $working="yes";
public function __construct($dsn, $user = "", $passwd = "", $debug_level = 0)
{
$options = [
PDO::ATTR_PERSISTENT => true,
PDO::ATTR_EMULATE_PREPARES => false,
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
];
$this->debugger = $debug_level;
try {
parent::__construct($dsn, $user, $passwd, $options);
} catch (PDOException $e) {
$this->error = $e->getMessage();
die("Could not connect to the DB - ".$this->error);
}
}
public function __construct($dsn, $user="", $passwd="",$debug_level=0) {
$options = array(
PDO::ATTR_PERSISTENT => true,
PDO::ATTR_EMULATE_PREPARES => false,
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
);
$this->debugger=$debug_level;
try {
parent::__construct($dsn, $user, $passwd, $options);
} catch (PDOException $e) {
$this->error = $e->getMessage();
die("Could not connect to the DB - ".$this->error);
private function debug()
{
if (!$this->debugger) {
return;
}
$error = ["Error" => $this->error];
if (!empty($this->sql)) {
$error["SQL Statement"] = $this->sql;
}
if (!empty($this->bind)) {
$error["Bind Parameters"] = trim(print_r($this->bind, true));
}
$backtrace = debug_backtrace();
if (!empty($backtrace)) {
foreach ($backtrace as $info) {
if ($info["file"] != __FILE__) {
$error["Backtrace"] = $info["file"]." at line ".$info["line"];
}
}
}
$msg = "";
$msg .= "SQL Error\n".str_repeat("-", 50);
foreach ($error as $key => $val) {
$msg .= "\n\n$key:\n$val";
}
private function debug() {
if(!$this->debugger) return;
$error = array("Error" => $this->error);
if(!empty($this->sql))
$error["SQL Statement"] = $this->sql;
if(!empty($this->bind))
$error["Bind Parameters"] = trim(print_r($this->bind, true));
if ($this->debugger) {
echo nl2br($msg);
}
}
$backtrace = debug_backtrace();
if(!empty($backtrace)) {
foreach($backtrace as $info) {
if($info["file"] != __FILE__)
$error["Backtrace"] = $info["file"] . " at line " . $info["line"];
}
}
$msg = "";
$msg .= "SQL Error\n" . str_repeat("-", 50);
foreach($error as $key => $val)
$msg .= "\n\n$key:\n$val";
if($this->debugger){
echo nl2br($msg);
}
private function cleanup($bind, $sql = "")
{
if (!is_array($bind)) {
if (!empty($bind)) {
$bind = [$bind];
} else {
$bind = [];
}
}
private function cleanup($bind,$sql="") {
if(!is_array($bind)) {
if(!empty($bind))
$bind = array($bind);
else
$bind = array();
}
foreach ($bind as $key => $val) {
if (str_replace($key, "", $sql) == $sql) {
unset($bind[$key]);
}
}
return $bind;
}
foreach($bind as $key=>$val){
if(str_replace($key,"",$sql)==$sql) unset($bind[$key]);
}
return $bind;
public function single($sql, $bind = "")
{
$this->sql = trim($sql);
$this->bind = $this->cleanup($bind, $sql);
$this->error = "";
try {
$pdostmt = $this->prepare($this->sql);
if ($pdostmt->execute($this->bind) !== false) {
return $pdostmt->fetchColumn();
}
} catch (PDOException $e) {
$this->error = $e->getMessage();
$this->debug();
return false;
}
}
public function run($sql, $bind = "")
{
$this->sql = trim($sql);
$this->bind = $this->cleanup($bind, $sql);
$this->error = "";
try {
$pdostmt = $this->prepare($this->sql);
if ($pdostmt->execute($this->bind) !== false) {
if (preg_match("/^(".implode("|", ["select", "describe", "pragma"]).") /i", $this->sql)) {
return $pdostmt->fetchAll(PDO::FETCH_ASSOC);
} elseif (preg_match("/^(".implode("|", ["delete", "insert", "update"]).") /i", $this->sql)) {
return $pdostmt->rowCount();
}
public function single($sql,$bind="") {
$this->sql = trim($sql);
$this->bind = $this->cleanup($bind,$sql);
$this->error = "";
try {
$pdostmt = $this->prepare($this->sql);
if($pdostmt->execute($this->bind) !== false) {
return $pdostmt->fetchColumn();
}
} catch (PDOException $e) {
$this->error = $e->getMessage();
$this->debug();
return false;
}
}
} catch (PDOException $e) {
$this->error = $e->getMessage();
$this->debug();
return false;
}
}
public function run($sql, $bind="") {
$this->sql = trim($sql);
$this->bind = $this->cleanup($bind,$sql);
$this->error = "";
try {
$pdostmt = $this->prepare($this->sql);
if($pdostmt->execute($this->bind) !== false) {
if(preg_match("/^(" . implode("|", array("select", "describe", "pragma")) . ") /i", $this->sql))
return $pdostmt->fetchAll(PDO::FETCH_ASSOC);
elseif(preg_match("/^(" . implode("|", array("delete", "insert", "update")) . ") /i", $this->sql))
return $pdostmt->rowCount();
}
} catch (PDOException $e) {
$this->error = $e->getMessage();
$this->debug();
return false;
}
public function row($sql, $bind = "")
{
$query = $this->run($sql, $bind);
if (count($query) == 0) {
return false;
}
public function row($sql,$bind=""){
$query=$this->run($sql,$bind);
if(count($query)==0) return false;
if(count($query)>1) return $query;
if(count($query)==1){
foreach($query as $row) $result=$row;
return $result;
}
if (count($query) > 1) {
return $query;
}
if (count($query) == 1) {
foreach ($query as $row) {
$result = $row;
}
return $result;
}
}
}
?>