From 59ca73ff82fcbac897ccbb75992f6feb66d77c44 Mon Sep 17 00:00:00 2001
From: Matteo Scaramuccia <moodle@matteoscaramuccia.com>
Date: Sun, 2 Dec 2012 21:35:21 +0100
Subject: [PATCH] MDL-36363 Override instance_deleted() for all cache stores
 performing just a cleanup() when this action successfully applies over all
 the definitions of the cache store

---
 cache/stores/memcache/lib.php  | 11 +++++++++++
 cache/stores/memcached/lib.php | 11 +++++++++++
 cache/stores/mongodb/lib.php   | 11 +++++++++++
 cache/stores/session/lib.php   | 11 +++++++++++
 cache/stores/static/lib.php    | 11 +++++++++++
 5 files changed, 55 insertions(+)

diff --git a/cache/stores/memcache/lib.php b/cache/stores/memcache/lib.php
index 80c5a33c391..044831580f2 100644
--- a/cache/stores/memcache/lib.php
+++ b/cache/stores/memcache/lib.php
@@ -323,6 +323,17 @@ class cachestore_memcache extends cache_store implements cache_is_configurable {
         $this->purge();
     }
 
+    /**
+     * Performs any necessary operation when the store instance is being deleted,
+     * regardless the store being initialised with a definition ({@link initialise()}).
+     *
+     * @link http://tracker.moodle.org/browse/MDL-36363
+     * @see cleanup()
+     */
+    public function instance_deleted() {
+        $this->cleanup();
+    }
+
     /**
      * Generates an instance of the cache store that can be used for testing.
      *
diff --git a/cache/stores/memcached/lib.php b/cache/stores/memcached/lib.php
index 44a11b9ca6b..f49d7077248 100644
--- a/cache/stores/memcached/lib.php
+++ b/cache/stores/memcached/lib.php
@@ -405,6 +405,17 @@ class cachestore_memcached extends cache_store implements cache_is_configurable
         $this->purge();
     }
 
+    /**
+     * Performs any necessary operation when the store instance is being deleted,
+     * regardless the store being initialised with a definition ({@link initialise()}).
+     *
+     * @link http://tracker.moodle.org/browse/MDL-36363
+     * @see cleanup()
+     */
+    public function instance_deleted() {
+        $this->cleanup();
+    }
+
     /**
      * Generates an instance of the cache store that can be used for testing.
      *
diff --git a/cache/stores/mongodb/lib.php b/cache/stores/mongodb/lib.php
index 4ee7752cd86..f82b94fbd36 100644
--- a/cache/stores/mongodb/lib.php
+++ b/cache/stores/mongodb/lib.php
@@ -443,6 +443,17 @@ class cachestore_mongodb extends cache_store implements cache_is_configurable {
         $this->purge();
     }
 
+    /**
+     * Performs any necessary operation when the store instance is being deleted,
+     * regardless the store being initialised with a definition ({@link initialise()}).
+     *
+     * @link http://tracker.moodle.org/browse/MDL-36363
+     * @see cleanup()
+     */
+    public function instance_deleted() {
+        $this->cleanup();
+    }
+
     /**
      * Generates an instance of the cache store that can be used for testing.
      *
diff --git a/cache/stores/session/lib.php b/cache/stores/session/lib.php
index 2ec9a948faa..28b41d70a90 100644
--- a/cache/stores/session/lib.php
+++ b/cache/stores/session/lib.php
@@ -379,6 +379,17 @@ class cachestore_session extends session_data_store implements cache_is_key_awar
         $this->purge();
     }
 
+    /**
+     * Performs any necessary operation when the store instance is being deleted,
+     * regardless the store being initialised with a definition ({@link initialise()}).
+     *
+     * @link http://tracker.moodle.org/browse/MDL-36363
+     * @see cleanup()
+     */
+    public function instance_deleted() {
+        $this->cleanup();
+    }
+
     /**
      * Generates an instance of the cache store that can be used for testing.
      *
diff --git a/cache/stores/static/lib.php b/cache/stores/static/lib.php
index 7281fad49b1..53b7734487b 100644
--- a/cache/stores/static/lib.php
+++ b/cache/stores/static/lib.php
@@ -376,6 +376,17 @@ class cachestore_static extends static_data_store implements cache_is_key_aware
         $this->purge();
     }
 
+    /**
+     * Performs any necessary operation when the store instance is being deleted,
+     * regardless the store being initialised with a definition ({@link initialise()}).
+     *
+     * @link http://tracker.moodle.org/browse/MDL-36363
+     * @see cleanup()
+     */
+    public function instance_deleted() {
+        $this->cleanup();
+    }
+
     /**
      * Generates an instance of the cache store that can be used for testing.
      *