fallback to raw file without using NSKeyedUnarchiver

Author: evermeer

EVURLCache.podspec

@@ -8,7 +8,7 @@ Pod::Spec.new do |s|
 #
 
 s.name         = "EVURLCache"
-s.version      = "3.3.1"
+s.version      = "3.5.0"
 s.summary      = "NSURLCache subclass for handeling all web requests that use NSURLRequest"
 s.description  = "This is a NSURLCache subclass for handeling all web requests that use NSURLRequest. (This includes UIWebView)"
 s.homepage     = "https://github.com/evermeer/EVURLCache"

EVURLCache.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

EVURLCache/Pod/EVURLCache.swift

@@ -168,11 +168,31 @@ open class EVURLCache: URLCache {
             // This works for the game, but not for my site.
             return response
         } else {
-            EVURLCache.debugLog("The file is probably not put in the local path using NSKeyedArchiver \(storagePath)")
+            // File was not written using the NSKeyedUnarchiver. Will return the raw file as the cache response
+            if let content:NSData = NSData(contentsOfFile: storagePath) {
+                let mimeType = getMimeType(storagePath)
+                let response = URLResponse(url: url, mimeType: mimeType, expectedContentLength: content.length, textEncodingName: nil)
+                EVURLCache.debugLog("CACHE returning cache response: mimeType = \(mimeType), path = \(storagePath)");
+                return CachedURLResponse(response: response, data: content as Data)
+            }
+            EVURLCache.debugLog("CACHE could not be read from \(storagePath)")
         }
         return nil
     }
 
+    // Make sure the correct mimetype is returned from the cache
+    private static func getMimeType(_ path: String) -> String {
+        var mimeType = "text/html"
+        if let fileExtension: String = path.components(separatedBy: ".").last {
+            if let uti: CFString = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, fileExtension as NSString, nil)?.takeRetainedValue() {
+                if let type = UTTypeCopyPreferredTagWithClass(uti, kUTTagClassMIMEType)?.takeRetainedValue() {
+                    mimeType = type as String
+                }
+            }
+        }
+        return mimeType
+    }
+    
     // Will be called by NSURLConnection when a request is complete.
     open override func storeCachedResponse(_ cachedResponse: CachedURLResponse, for request: URLRequest) {