koa-static-cache - npm Package Compare versions

Comparing version 2.0.2 to 3.0.0

HISTORY.md

 
+3.0.0 / 2015-01-06 
+==================
+
+  * fix(test): typo
+  * fix(buffer): keep the old logic of treat unbuffered file
+  * feat: add opt.buffer false to serve file not cache at all
+  * fix: support load file dynamic, close #30
+
 2.0.2 / 2015-01-05
@@ -3,0 +11,0 @@ ==================

index.js

@@ -24,20 +24,3 @@ var crypto = require('crypto')
   readDir(dir).forEach(function (name) {
-    var pathname = options.prefix + name
-    var obj = files[pathname] = {}
-    var filename = obj.path = path.join(dir, name)
-    var stats = fs.statSync(filename)
-    var buffer = fs.readFileSync(filename)
-
-    obj.cacheControl = options.cacheControl
-    obj.maxAge = options.maxAge || 0
-    obj.type = obj.mime = mime.lookup(pathname) || 'application/octet-stream'
-    obj.mtime = stats.mtime.toUTCString()
-    obj.length = stats.size
-    obj.md5 = crypto.createHash('md5').update(buffer).digest('base64')
-
-    debug('file: ' + JSON.stringify(obj, null, 2))
-    if (options.buffer)
-      obj.buffer = buffer
-
-    buffer = null
+    loadFile(name, dir, options, files)
   })
@@ -58,8 +41,22 @@
   return function* staticCache(next) {
-    var file = files[safeDecodeURIComponent(path.normalize(this.path))]
-    if (!file)
-      return yield* next
-
+    // only accept HEAD and GET
     if (this.method !== 'HEAD' && this.method !== 'GET') return yield* next;
 
+    // decode for `/%E4%B8%AD%E6%96%87`
+    // normalize for `//index`
+    var filename = safeDecodeURIComponent(path.normalize(this.path))
+
+    var file = files[filename]
+
+    // try to load file
+    if (!file) {
+      // hidden file
+      if (path.basename(filename)[0] === '.') return yield* next
+
+      var isExists = yield exists(path.join(dir, filename))
+      if (!isExists) return yield* next
+
+      file = loadFile(filename, dir, options, files)
+    }
+
     this.status = 200
@@ -160,1 +157,42 @@
 }
+
+function exists(filename) {
+  return function (done) {
+    fs.exists(filename, function(exists) {
+      done(null, exists)
+    })
+  }
+}
+
+/**
+ * load file and add file content to cache
+ *
+ * @param {String} name
+ * @param {String} dir
+ * @param {Object} options
+ * @param {Object} files
+ * @return {Object}
+ * @api private
+ */
+
+function loadFile(name, dir, options, files) {
+  var pathname = options.prefix + name
+  var obj = files[pathname] = {}
+  var filename = obj.path = path.join(dir, name)
+  var stats = fs.statSync(filename)
+  var buffer = fs.readFileSync(filename)
+
+  obj.cacheControl = options.cacheControl
+  obj.maxAge = options.maxAge || 0
+  obj.type = obj.mime = mime.lookup(pathname) || 'application/octet-stream'
+  obj.mtime = stats.mtime.toUTCString()
+  obj.length = stats.size
+  obj.md5 = crypto.createHash('md5').update(buffer).digest('base64')
+
+  debug('file: ' + JSON.stringify(obj, null, 2))
+  if (options.buffer)
+    obj.buffer = buffer
+
+  buffer = null
+  return obj
+}

package.json

 {
   "name": "koa-static-cache",
   "description": "Static cache for koa",
-  "version": "2.0.2",
+  "version": "3.0.0",
   "author": {
@@ -6,0 +6,0 @@ "name": "Jonathan Ong",

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Improved metrics

Total package byte prevSize

12078

increased by9.14%

Lines of code

160

increased by24.03%

No dependency changes