Added middleware toggle as 2nd param for caching middleware

Author: Kevin Whitley

lib/apicache.js

@@ -69,7 +69,7 @@ function ApiCache() {
     }
   };
 
-  this.middleware = function cache(duration) {
+  this.middleware = function cache(duration, middlewareToggle) {
     if (typeof duration === 'string') {
       var split = duration.match(/^(\d+)\s(\w+)$/);
 
@@ -88,9 +88,9 @@ function ApiCache() {
     return function cache(req, res, next) {
       var cached;
 
-      if (!globalOptions.enabled || req.headers['x-apicache-bypass']) {
+      if (!globalOptions.enabled || req.headers['x-apicache-bypass'] || (_.isFunction(middlewareToggle) && !middlewareToggle(req, res))) {
         if (globalOptions.debug && req.headers['x-apicache-bypass']) {
-          console.log('[api-cache]: header "x-apicache-bypass" detected, skipping cache.');
+          console.log('[api-cache]: bypass detected, skipping cache.');
         }
         return next();
       }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "apicache",
-  "version": "0.0.11",
+  "version": "0.0.12",
   "description": "An ultra-simplified API/JSON response caching middleware for Express/Node using plain-english durations.",
   "main": "./lib/apicache.js",
   "repository": {