feat:初始化项目

act_project/_tasks/common/changed.js

@@ -0,0 +1,57 @@
+var md5 = require('crypto-md5');
+var path = require('path');
+var rd = require('rd');
+var fs = require('fs');
+var _ = require('lodash');
+
+function changed(dir) {
+
+    var manifestPath = path.resolve('./src/manifest.json');
+    var manifest = {};
+    var originManifest = {};
+
+    //如果存在 manifest.json, 则加载保存
+    if (fs.existsSync(manifestPath)) {
+        originManifest = require(manifestPath);
+    }
+
+    //遍历目录, 根据内容 md5 加密
+    rd.eachFileFilterSync(dir, function (file) {
+        var index = path.relative(dir, file);
+
+        //过滤掉 隐藏文件 和 manifest.json
+        if (path.extname(file) && index !== 'manifest.json' && fs.existsSync(file)) {
+
+            var data = fs.readFileSync(file);
+
+            if (data) {
+                manifest[index] = md5(data, 'hex');
+            }
+        }
+
+    });
+
+    //将新的 manifest.json 保存
+    fs.writeFile(manifestPath, JSON.stringify(manifest), function (err) {
+        if (err) throw err;
+    });
+
+    //找出有变动的文件
+    if(originManifest){
+        var diff = {};
+
+        _.forEach(manifest, function (item, index) {
+            if (originManifest[index] !== item) {
+                diff[index] = item;
+            }
+        });
+    }
+
+    return diff;
+
+}
+
+
+module.exports = function(){
+    return changed;
+};