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Database.php
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Database.php
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<?php
class Database {
protected $database_server;
protected $database_name;
protected $user;
protected $pass;
/** @var \mysqli */
protected $connection;
public function __construct() {
$this->database_server = 'localhost';
$this->user = 'root';
$this->pass = 'root';
$this->database_name= 'test';
}
public function connect() {
$this->connection = new mysqli($this->database_server, $this->user, $this->pass);
// Check connection
if ($this->connection->connect_error) {
return FALSE;
}
// Choose the database inside the database server.
$this->connection->select_db($this->database_name);
return TRUE;
}
public function close() {
$this->connection->close();
}
/**
* Create the table $name with the field specified in $fields.
*
* @param string $name
* Table name.
* @param array $fields
* List of fields in string format.
*/
public function createTable($name, $fields) {
$field_rendered = array();
foreach ($fields as $field_name => $definition) {
$field_rendered[] = $field_name . ' ' . $definition;
}
$field_rendered = implode(',', $field_rendered);
$query = 'CREATE TABLE ' . $name . ' (' . $field_rendered . ')';
$this->connection->query($query);
}
/**
* Insert into $table de element describes in $values.
* @param $table
* @param $values
*/
public function insert($table, $values) {
$query = 'INSERT INTO ' . $table . ' VALUES (' . implode(',', $values). ')';
$this->connection->query($query);
}
/**
* Execute the query into the database loaded.
*
* @param $query
* The Query.
*/
public function query($query) {
return $this->connection->query($query);
}
}