Change the cache column of the caches table to a large blob. This fixes ticket #485 and gives us the extra adavantage of not having to serialize the data (as the database driver handles that for us)

3 files changed, 10 insertions, 6 deletions

diff --git a/modules/gallery/helpers/gallery_installer.php b/modules/gallery/helpers/gallery_installer.php
index 92fc662d..8ccbd51b 100644
--- a/modules/gallery/helpers/gallery_installer.php
+++ b/modules/gallery/helpers/gallery_installer.php
@@ -185,7 +185,7 @@ class gallery_installer {
                 `id` varchar(255) NOT NULL,
                 `tags` varchar(255),
                 `expiration` int(9) NOT NULL,
-                `cache` text,
+                `cache` longblob,
                 PRIMARY KEY (`id`),
                 KEY (`tags`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");
@@ -258,7 +258,7 @@ class gallery_installer {
     module::set_var("gallery", "show_credits", 1);
     // @todo this string needs to be picked up by l10n_scanner
     module::set_var("gallery", "credits", "Powered by <a href=\"%url\">Gallery %version</a>");
-    module::set_version("gallery", 4);
+    module::set_version("gallery", 5);
   }
 
   static function upgrade($version) {
@@ -287,6 +287,11 @@ class gallery_installer {
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");
       module::set_version("gallery", $version = 4);
     }
+    if ($version == 4) {
+      Cache::instance()->delete_all();
+      $db->query("ALTER TABLE {caches} modify column cache LONGBLOB");
+      module::set_version("gallery", $version = 5);
+    }
   }
 
   static function uninstall() {
diff --git a/modules/gallery/libraries/drivers/Cache/Database.php b/modules/gallery/libraries/drivers/Cache/Database.php
index 70235e05..158f7b3a 100644
--- a/modules/gallery/libraries/drivers/Cache/Database.php
+++ b/modules/gallery/libraries/drivers/Cache/Database.php
@@ -68,7 +68,6 @@ class Cache_Database_Driver implements Cache_Driver {
       $lifetime += time();
     }
 
-    $data = serialize($data);
     if ($this->exists($id)) {
       $status = $this->db->update("caches",
         array("tags" => $tags, "expiration" => $lifetime, "cache" => $data), array("id" => $id));
@@ -101,7 +100,7 @@ class Cache_Database_Driver implements Cache_Driver {
 
       foreach ($db_result as $row) {
         // Add each cache to the array
-        $result[$row->id] = unserialize($row->cache);
+        $result[$row->id] = $row->cache;
       }
 
       // Turn notices back on
@@ -133,7 +132,7 @@ class Cache_Database_Driver implements Cache_Driver {
         $ER = error_reporting(~E_NOTICE);
 
         // Return the valid cache data
-        $data = unserialize($cache->cache);
+        $data = $cache->cache;
 
         // Turn notices back on
         error_reporting($ER);
diff --git a/modules/gallery/module.info b/modules/gallery/module.info
index 1a44ce51..817fdddd 100644
--- a/modules/gallery/module.info
+++ b/modules/gallery/module.info
@@ -1,3 +1,3 @@
 name = Gallery 3
 description = Gallery core application
-version = 4
+version = 5