Ajout d'une extension

ext/phpbbstudio/aps/core/dbal.php

@@ -0,0 +1,119 @@
+<?php
+/**
+ *
+ * phpBB Studio - Advanced Points System. An extension for the phpBB Forum Software package.
+ *
+ * @copyright (c) 2019, phpBB Studio, https://www.phpbbstudio.com
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ */
+
+namespace phpbbstudio\aps\core;
+
+/**
+ * phpBB Studio - Advanced Points System DBAL.
+ */
+class dbal
+{
+	/** @var string The name of the sql layer */
+	protected $layer;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param  \phpbb\db\driver\driver_interface	$db		Database object
+	 * @return void
+	 * @access public
+	 */
+	public function __construct(\phpbb\db\driver\driver_interface $db)
+	{
+		$this->layer = $db->get_sql_layer();
+	}
+
+	/**
+	 * Get the "random"-function for the current SQL layer.
+	 *
+	 * @return string				The "random"-function
+	 * @access public
+	 */
+	public function random()
+	{
+		switch ($this->layer)
+		{
+			case 'postgres':
+				return 'RANDOM()';
+			break;
+
+			case 'mssql':
+			case 'mssql_odbc':
+				return 'NEWID()';
+			break;
+
+			default:
+				return 'RAND()';
+			break;
+		}
+	}
+
+	/**
+	 * Get the "month from a UNIX timestamp"-function for the current SQL layer.
+	 *
+	 * @param  string	$column		The column name holding the UNIX timestamp
+	 * @return string				The "month from a UNIX timestamp"-function
+	 * @access public
+	 */
+	public function unix_to_month($column)
+	{
+		switch ($this->layer)
+		{
+			case 'mssql':
+			case 'mssql_odbc':
+			case 'mssqlnative':
+				return 'DATEADD(m, ' . $column . ', 19700101)';
+			break;
+
+			case 'postgres':
+				return 'extract(month from to_timestamp(' . $column . '))';
+			break;
+
+			case 'sqlite3':
+				return "strftime('%m', datetime(" . $column . ", 'unixepoch'))";
+			break;
+
+			default:
+				return 'MONTH(FROM_UNIXTIME(' . $column . '))';
+			break;
+		}
+	}
+
+	/**
+	 * Get the "year from a UNIX timestamp"-function for the current SQL layer.
+	 *
+	 * @param  string	$column		The column name holding the UNIX timestamp
+	 * @return string				The "year from a UNIX timestamp"-function
+	 * @access public
+	 */
+	public function unix_to_year($column)
+	{
+		switch ($this->layer)
+		{
+			case 'mssql':
+			case 'mssql_odbc':
+			case 'mssqlnative':
+				return 'DATEADD(y, ' . $column . ', 19700101)';
+			break;
+
+			case 'postgres':
+				return 'extract(year from to_timestamp(' . $column . '))';
+			break;
+
+			case 'sqlite3':
+				return "strftime('%y', datetime(" . $column . ", 'unixepoch'))";
+			break;
+
+			default:
+				return 'YEAR(FROM_UNIXTIME(' . $column . '))';
+			break;
+		}
+	}
+}