Browse Source

Setup database connection. Phew, that took longer than expected!

pull/26/head
Starbeamrainbowlabs 4 years ago
parent
commit
4ea28cdbff
Signed by: sbrl
GPG Key ID: 1BE5172E637709C2
  1. 4
      logic/Actions/FetchData.php
  2. 46
      logic/Database.php
  3. 9
      settings.default.toml

4
logic/Actions/FetchData.php

@ -8,8 +8,10 @@ class FetchData { @@ -8,8 +8,10 @@ class FetchData {
private $validator;
public function __construct(
\SBRL\TomlConfig $in_settings) {
\SBRL\TomlConfig $in_settings,
\AirQuality\Database $in_database) {
$this->settings = $in_settings;
$this->database = $in_database;
$this->validator = new \AirQuality\Validator($_GET);
}

46
logic/Database.php

@ -0,0 +1,46 @@ @@ -0,0 +1,46 @@
<?php
namespace AirQuality;
/**
* Holds the main database connection.
*/
class Database
{
// Whether the database connection should be read only or not.
// Defaults to true, as we don't need to write _anything_ to the database.
private const read_only = true;
private $connection;
private $pdo_options = [
// https://devdocs.io/php/pdo.setattribute
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
PDO::ATTR_EMULATE_PREPARES => false,
PDO::ATTR_AUTOCOMMIT => false
];
function __construct(\SBRL\TomlConfig $in_settings) {
$this->settings = $in_settings;
}
public function connect() {
$this->connection = new \PDO(
$this->get_connection_string(),
$this->settings->get("database.username"),
$this->settings->get("database.password"),
);
// Make this connection read-only
if(self::read_only)
$this->connection->query("SET SESSION TRANSACTION READ ONLY;");
}
public function query($sql, $variables) {
// FUTURE: Optionally cache prepared statements?
return $this->connection->prepare($sql)->execute($variables);
}
private function get_connection_string() {
return "{$this->settings->get("database.type")}:host={$this->settings->get("database.host")};dbname={$this->settings->get("database.name")};charset=utf8mb4";
}
}

9
settings.default.toml

@ -7,8 +7,15 @@ @@ -7,8 +7,15 @@
# Settings that control the database, or the connection to it
type = "mysql" # MariaDB. MySQL servers might work too, but no promises.
database_name = "aq_db"
# The host that the database is running on. Both IP addresses & domain names are fine :-)
host = "localhost"
# The database to use.
name = "aq_db"
# The username to connect with
username = "user"
# the password to connect with
password = "Define_in_custom_config_file"
[routing]

Loading…
Cancel
Save