1 files changed, 117 insertions, 0 deletions
diff --git a/phpBB/phpbb/textreparser/row_based_plugin.php b/phpBB/phpbb/textreparser/row_based_plugin.php
new file mode 100644
index 0000000000..d3ca334591
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+++ b/phpBB/phpbb/textreparser/row_based_plugin.php
@@ -0,0 +1,117 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\textreparser;
+
+abstract class row_based_plugin extends base
+{
+	/**
+	* @var \phpbb\db\driver\driver_interface
+	*/
+	protected $db;
+
+	/**
+	* Constructor
+	*
+	* @param \phpbb\db\driver\driver_interface $db Database connection
+	*/
+	public function __construct(\phpbb\db\driver\driver_interface $db)
+	{
+		$this->db = $db;
+	}
+
+	/**
+	* Return the name of the column that correspond to each field
+	*
+	* @return array
+	*/
+	abstract public function get_columns();
+
+	/**
+	* Return the name of the table used by this plugin
+	*
+	* @return string
+	*/
+	abstract public function get_table_name();
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function get_max_id()
+	{
+		$columns = $this->get_columns();
+
+		$sql = 'SELECT MAX(' . $columns['id'] . ') AS max_id FROM ' . $this->get_table_name();
+		$result = $this->db->sql_query($sql);
+		$max_id = (int) $this->db->sql_fetchfield('max_id');
+		$this->db->sql_freeresult($result);
+
+		return $max_id;
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	protected function get_records_by_range($min_id, $max_id)
+	{
+		$sql = $this->get_records_by_range_query($min_id, $max_id);
+		$result = $this->db->sql_query($sql);
+		$records = $this->db->sql_fetchrowset($result);
+		$this->db->sql_freeresult($result);
+
+		return $records;
+	}
+
+	/**
+	* Generate the query that retrieves all records for given range
+	*
+	* @param  integer $min_id Lower bound
+	* @param  integer $max_id Upper bound
+	* @return string          SQL query
+	*/
+	protected function get_records_by_range_query($min_id, $max_id)
+	{
+		$columns = $this->get_columns();
+		$fields  = array();
+		foreach ($columns as $field_name => $column_name)
+		{
+			if ($column_name === $field_name)
+			{
+				$fields[] = $column_name;
+			}
+			else
+			{
+				$fields[] = $column_name . ' AS ' . $field_name;
+			}
+		}
+
+		$sql = 'SELECT ' . implode(', ', $fields) . '
+			FROM ' . $this->get_table_name() . '
+			WHERE ' . $columns['id'] . ' BETWEEN ' . $min_id . ' AND ' . $max_id;
+
+		return $sql;
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	protected function save_record(array $record)
+	{
+		$columns = $this->get_columns();
+
+		$sql = 'UPDATE ' . $this->get_table_name() . '
+			SET ' . $columns['text'] . " = '" . $this->db->sql_escape($record['text']) . "'
+			WHERE " . $columns['id'] . ' = ' . $record['id'];
+		$this->db->sql_query($sql);
+	}
+}