Added new Sectionable interface to allow cache drivers to expose "namespace" type functionality.

laravel/cache/drivers/sectionable.php

@@ -0,0 +1,74 @@
+<?php namespace Laravel\Cache\Drivers;
+
+interface Sectionable {
+
+	/**
+	 * Retrieve a sectioned item from the cache driver.
+	 *
+	 * @param  string  $section
+	 * @param  string  $key
+	 * @param  mixed   $default
+	 * @return mixed
+	 */
+	public function get_from_section($section, $key, $default = null);
+
+	/**
+	 * Write a sectioned item to the cache.
+	 *
+	 * @param  string  $section
+	 * @param  string  $key
+	 * @param  mixed   $value
+	 * @param  int     $minutes
+	 * @return void
+	 */
+	public function put_in_section($section, $key, $value, $minutes);
+
+	/**
+	 * Write a sectioned item to the cache that lasts forever.
+	 *
+	 * @param  string  $section
+	 * @param  string  $key
+	 * @param  mixed   $value
+	 * @return void
+	 */
+	public function forever_in_section($section, $key, $value);
+
+	/**
+	 * Get a sectioned item from the cache, or cache and return the default value.
+	 *
+	 * @param  string  $section
+	 * @param  string  $key
+	 * @param  mixed   $default
+	 * @param  int     $minutes
+	 * @return mixed
+	 */
+	public function remember_in_section($section, $key, $default, $minutes, $function = 'put');
+
+	/**
+	 * Get a sectioned item from the cache, or cache the default value forever.
+	 *
+	 * @param  string  $section
+	 * @param  string  $key
+	 * @param  mixed   $default
+	 * @return mixed
+	 */
+	public function sear_in_section($section, $key, $default);
+
+	/**
+	 * Delete a sectioned item from the cache.
+	 *
+	 * @param  string  $section
+	 * @param  string  $key
+	 * @return void
+	 */
+	public function forget_in_section($section, $key);
+
+	/**
+	 * Delete an entire section from the cache.
+	 *
+	 * @param  string    $section
+	 * @return int|bool
+	 */
+	public function forget_section($section);
+
+}