Merge pull request #34 from aciidb0mb3r/remove_all_cache

Add initial implementation of remove all cache

Pantry/JSONWarehouse.swift

@@ -125,6 +125,10 @@ public class JSONWarehouse: Warehouseable, WarehouseCacheable {
         }
     }
 
+    static func removeAllCache() {
+        try! NSFileManager.defaultManager().removeItemAtURL(JSONWarehouse.cacheDirectory)
+    }
+
     func loadCache() -> AnyObject? {
 
         guard context == nil else {
@@ -163,13 +167,17 @@ public class JSONWarehouse: Warehouseable, WarehouseCacheable {
         }
     }
 
-    func cacheFileURL() -> NSURL {
+    static var cacheDirectory: NSURL {
         let url = NSFileManager.defaultManager().URLsForDirectory(.CachesDirectory, inDomains: .UserDomainMask).first!
 
         let writeDirectory = url.URLByAppendingPathComponent("com.thatthinginswift.pantry")
-        let cacheLocation = writeDirectory.URLByAppendingPathComponent(self.key)
-
-        try! NSFileManager.defaultManager().createDirectoryAtURL(writeDirectory, withIntermediateDirectories: true, attributes: nil)
+        return writeDirectory
+    }
+
+    func cacheFileURL() -> NSURL {
+        let cacheDirectory = JSONWarehouse.cacheDirectory
+        let cacheLocation = cacheDirectory.URLByAppendingPathComponent(self.key)
+        try! NSFileManager.defaultManager().createDirectoryAtURL(cacheDirectory, withIntermediateDirectories: true, attributes: nil)
 
         return cacheLocation
     }

Pantry/MemoryWarehouse.swift

@@ -99,6 +99,10 @@ extension MemoryWarehouse: WarehouseCacheable {
     func removeCache() {
         MemoryWarehouse.globalCache.removeValueForKey(key)
     }
+
+    static func removeAllCache() {
+        MemoryWarehouse.globalCache = [:]
+    }
 
     func loadCache() -> AnyObject? {
 

Pantry/Pantry.swift

@@ -203,6 +203,15 @@ public class Pantry {
 
         warehouse.removeCache()
     }
+
+    /// Deletes all the cache
+    ///
+    /// - Note: This will clear in-memory as well as JSON cache
+    public static func removeAllCache() {
+        ///Blindly remove all the data!
+        MemoryWarehouse.removeAllCache()
+        JSONWarehouse.removeAllCache()
+    }
 
     public static func itemExistsForKey(key: String) -> Bool {
         let warehouse = getWarehouse(key)

Pantry/WarehouseCacheable.swift

@@ -11,6 +11,7 @@ import Foundation
 protocol WarehouseCacheable {
     func write(object: AnyObject, expires: StorageExpiry)
     func removeCache()
+    static func removeAllCache()
     func loadCache() -> AnyObject?
     func cacheExists() -> Bool
 }