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Converted MySQLi Database.php class to PHP_PDO objects
This commit is contained in:
Bryan 2019-05-29 19:27:41 +02:00
parent 71e028cfdb
commit 63689ae0e9
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GPG Key ID: 6CB4C49B61AD50EF
5 changed files with 42 additions and 38 deletions
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38
lib/php/classes/Database.php
View File

@ -1,5 +1,5 @@
<?php
class database {
class Database {
private $config;
private $connection;
private $statement;
@ -14,31 +14,47 @@
}
public function connect ( ) : void {
$this->connection = new MySQLi ( $this->config [ 'host' ], $this->config [ 'username' ], $this->config [ 'password' ], $this->config [ 'name' ], $this->config [ 'port' ] );
if ( $this->connection->connect_errno ) {
die ( "Database connection failed." );
try {
$this->connection = new PDO ( "mysql:dbname=" . $this->config [ 'name' ] . ";host=" . $this->config [ 'host' ] . ":" . $this->config [ 'port' ], $this->config [ 'username' ], $this->config [ 'password' ] );
}
catch ( PDOException $exception ) {
die ( "Database connection failed: " . $exception->getMessage ( ) );
}
}
public function query ( string $query ) {
$result = $this->connection->query ( $query );
if ( $result === false ) {
die ( "Query execution error: " . $this->connection->errorInfo ( ) [ 2 ] );
}
return $result;
}
public function prepare ( string $query ) : void {
if ( ! ( $this->statement = $this->connection->prepare ( $query ) ) ) {
die ( "Prepare failed: (" . $this->connection->errno . ") " . $this->connection->error );
die ( "Prepare failed: " . $this->statement->errorInfo ( ) [ 2 ] );
}
}
public function bind ( array $params ) : void {
if ( ! call_user_func_array ( array ( $this->statement, "bind_param" ), array_merge ( $params [ 0 ], $params [ 1 ] ) ) ) {
die ( "Binding parameters failed: (" . $this->statement->errno . ") " . $this->statement->error );
foreach ( $params as $paramKey => $paramValue ) {
if ( ! $this->statement->bindValue ( $paramKey, $paramValue ) ) {
die ( "Binding parameters failed: " . $this->statement->errorInfo ( ) [ 2 ] );
}
}
}
public function execute ( ) : void {
if ( ! $this->statement->execute ( ) ) {
die ( "Execute failed: (" . $this->statement->errno . ") " . $this->statement->error );
if ( $this->statement->execute ( ) === false ) {
die ( "Execute failed: " . $this->statement->errorInfo ( ) [ 2 ] );
}
}
public function get_result ( ) : MySQLi_result {
return $this->statement->get_result ( );
public function debugDumpParams ( ) : void {
$this->statement->debugDumpParams ( );
}
public function get_result ( ) : PDOStatement {
return $this->statement;
}
}

12
lib/php/go.php
View File

@ -7,21 +7,17 @@
$link_id = (int) $link_id;
$database = new Database ( $GLOBALS [ 'config' ] [ 'db' ] );
$database->connect ( );
$database->prepare ( "SELECT links.URL FROM links WHERE links.ID = ?" );
$parameters = [
[ "i" ],
[ &$link_id ],
];
$database->bind ( $parameters );
$database->prepare ( "SELECT links.URL FROM links WHERE links.ID = :link_id" );
$database->bind ( [ ':link_id' => $link_id ] );
$database->execute ( );
$result = $database->get_result ( );
$row = $result->fetch_assoc ( );
if ( ! $row ) {
if ( $result->rowCount ( ) == 0 ) {
http_response_code ( 404 );
include ( $GLOBALS [ 'config' ] [ 'installation_path' ] . '/lib/errors/404.html' );
exit;
}
else {
$row = $result->fetchAll ( ) [ 0 ];
?>
<!DOCTYPE html>
<html>

10
lib/php/insert.php
View File

@ -22,17 +22,13 @@
$database = new Database ( $GLOBALS [ 'config' ] [ 'db' ] );
$database->connect ( );
$url = $_POST [ 'url' ];
$database->prepare ( "INSERT INTO `links` ( `URL`, `created_by` ) VALUES ( ?, " . $_SESSION [ 'user_id' ] . " );" );
$parameters = [
[ "s" ],
[ &$url ],
];
$database->bind ( $parameters );
$database->prepare ( "INSERT INTO `links` ( `URL`, `created_by` ) VALUES ( :url, " . $_SESSION [ 'user_id' ] . " );" );
$database->bind ( [ ':url' => $url ] );
$database->execute ( );
$database->prepare ( "SELECT MAX( links.ID ) as `last` FROM links;");
$database->execute ( );
$result = $database->get_result ( );
$row = $result->fetch_assoc ( );
$row = $result->fetchAll ( ) [ 0 ];
header ( 'Content-Type: application/json' );
$response = [
'status' => 200,

12
lib/php/login.php
View File

@ -12,16 +12,11 @@
$password = $_POST [ 'password' ];
$database = new Database ( $config [ 'db' ] );
$database->connect ( );
$database->prepare ( "SELECT users.id FROM users WHERE users.username = ? AND users.password = ?" );
$parameters = [
[ "ss" ],
[ &$username, &$password ],
];
$database->bind ( $parameters );
$database->prepare ( "SELECT users.id FROM users WHERE users.username = :username AND users.password = :password" );
$database->bind ( [ ':username' => $username, ':password' => $password ] );
$database->execute ( );
$result = $database->get_result ( );
$row = $result->fetch_assoc ( );
if ( ! $row ) {
if ( $result->rowCount ( ) == 0 ) {
header ( 'Content-Type: application/json' );
http_response_code ( 401 );
$response = [
@ -32,6 +27,7 @@
exit;
}
else {
$row = $result->fetchAll ( ) [ 0 ];
$_SESSION [ 'user_id' ] = $row [ 'id' ];
header ( 'Content-Type: application/json' );
$response = [

8
lib/php/manage.php
View File

@ -7,7 +7,6 @@
$database->prepare ( "SELECT links.ID, links.URL FROM links WHERE links.created_by = " . $_SESSION [ 'user_id' ] );
$database->execute ( );
$result = $database->get_result ( );
$row = $result->fetch_assoc ( );
?>
<!DOCTYPE html>
<html>
@ -19,13 +18,14 @@
<button onclick="logout()">Logout</button>
<div id="urllist">
<?php
if ( ! $row ) {
if ( $result->rowCount ( ) == 0 ) {
echo ( "You have not created any URL yet.<br>" );
}
else {
do {
$rows = $result->fetchAll ( PDO::FETCH_ASSOC );
foreach ( $rows as $row ) {
echo ( "\t\t\t" . '<div>' . $row [ 'ID' ] . " | " . $row [ 'URL' ] . "</div>\n" );
} while ( $row = $result->fetch_assoc ( ) );
}
}
?>
</div>