From 27f798b9d64025fecaaecbd80a8cba41d455940f Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@devilix.net>
Date: Mon, 20 Jan 2014 18:19:13 +0200
Subject: Add support for optional table attributes to
 CI_DB_forge::create_table()

Supersedes PRs #989, #2776
Related issue: #41
---
 system/database/DB_forge.php | 36 +++++++++++++++++++++++++++++++-----
 1 file changed, 31 insertions(+), 5 deletions(-)

(limited to 'system/database/DB_forge.php')

diff --git a/system/database/DB_forge.php b/system/database/DB_forge.php
index 1cebb189c..fc4a9230f 100644
--- a/system/database/DB_forge.php
+++ b/system/database/DB_forge.php
@@ -314,9 +314,10 @@ abstract class CI_DB_forge {
 	 *
 	 * @param	string	$table		Table name
 	 * @param	bool	$if_not_exists	Whether to add IF NOT EXISTS condition
+	 * @param	array	$attributes	Associative array of table attributes
 	 * @return	bool
 	 */
-	public function create_table($table = '', $if_not_exists = FALSE)
+	public function create_table($table = '', $if_not_exists = FALSE, array $attributes = array())
 	{
 		if ($table === '')
 		{
@@ -332,7 +333,7 @@ abstract class CI_DB_forge {
 			show_error('Field information is required.');
 		}
 
-		$sql = $this->_create_table($table, $if_not_exists);
+		$sql = $this->_create_table($table, $if_not_exists, $attributes);
 
 		if (is_bool($sql))
 		{
@@ -368,9 +369,10 @@ abstract class CI_DB_forge {
 	 *
 	 * @param	string	$table		Table name
 	 * @param	bool	$if_not_exists	Whether to add 'IF NOT EXISTS' condition
+	 * @param	array	$attributes	Associative array of table attributes
 	 * @return	mixed
 	 */
-	protected function _create_table($table, $if_not_exists)
+	protected function _create_table($table, $if_not_exists, $attributes)
 	{
 		if ($if_not_exists === TRUE && $this->_create_table_if === FALSE)
 		{
@@ -406,10 +408,11 @@ abstract class CI_DB_forge {
 		}
 
 		// _create_table will usually have the following format: "%s %s (%s\n)"
-		$sql = sprintf($this->_create_table.';',
+		$sql = sprintf($this->_create_table.'%s;',
 			$sql,
 			$this->db->escape_identifiers($table),
-			$columns
+			$columns,
+			$this->_create_table_attr($attributes)
 		);
 
 		return $sql;
@@ -417,6 +420,29 @@ abstract class CI_DB_forge {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * CREATE TABLE attributes
+	 *
+	 * @param	array	$attributes	Associative array of table attributes
+	 * @return	string
+	 */
+	protected function _create_table_attr($attributes)
+	{
+		$sql = '';
+
+		foreach (array_keys($attributes) as $key)
+		{
+			if (is_string($key))
+			{
+				$sql .= ' '.strtoupper($key).' '.$attributes[$key];
+			}
+		}
+
+		return $sql;
+	}
+
+	// --------------------------------------------------------------------
+
 	/**
 	 * Drop Table
 	 *
-- 
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