Merge pull request #2 from nancel/directory-as-destination

A directory now can be used as a task destination

Author: slig

Gruntfile.js

@@ -42,6 +42,17 @@ module.exports = function (grunt) {
             'test/fixtures/file2.js'
           ]
          }
+      },
+
+      folderDest: {
+        options: {
+        },
+        files: {
+          'tmp/': [
+            'test/fixtures/file3.js',
+            'test/fixtures/folder/file4.js'
+          ]
+         }
       }
     },
 

README.md

@@ -62,6 +62,27 @@ obfuscator: {
 }
 ```
 
+This configuration will obfuscate the input files in a destination folder by keeping the original names and directories
+
+```javascript
+obfuscator: {
+    options: {
+        // global options for the obfuscator
+    },
+    task1: {
+        options: {
+            // options for each sub task
+        },
+        files: {
+            'dest/': [ // the files and their directories will be created in this folder
+                'src/js/file1.js',
+                'src/js/folder/file2.js'
+            ]
+        }
+    }
+}
+```
+
 #### Debug protection and banner
 
 Here you code will be protected against debugging and locked to the domain `www.example.com`.

tasks/obfuscator.js

@@ -14,6 +14,10 @@ function normalizeLf(string) {
   return string.replace(/\r\n/g, '\n');
 }
 
+function getFilename(path) {
+  return path.replace(/^.*[\\\/]/, '');
+}
+
 module.exports = function (grunt) {
   var getAvailableFiles = function (filesArray) {
     return filesArray.filter(function (filepath) {
@@ -47,23 +51,45 @@ module.exports = function (grunt) {
 
       var obfuscated = '';
 
-      try {
-        var totalCode = availableFiles.map(function (file) {
-            return grunt.file.read(file);
-        }).join('');
+      var filenameDest = getFilename(file.dest);
 
-        obfuscated = obfuscate(totalCode, options);
+      if (filenameDest) {
+        try {
+          var totalCode = availableFiles.map(function (file) {
+              return grunt.file.read(file);
+          }).join('');
 
-      } catch (err) {
-        grunt.log.error(err);
-        grunt.warn('JavaScript Obfuscation failed at ' + availableFiles + '.');
-      }
+          obfuscated = obfuscate(totalCode, options);
+
+        } catch (err) {
+          grunt.log.error(err);
+          grunt.warn('JavaScript Obfuscation failed at ' + availableFiles + '.');
+        }
+
+        var output = banner + obfuscated;
 
-      var output = banner + obfuscated;
+        grunt.file.write(file.dest, output);
 
-      grunt.file.write(file.dest, output);
-      created.files++;
+        created.files++;
+      } else {
+        availableFiles.forEach(function (fileSrc) {
+          try {
+            var code = grunt.file.read(fileSrc);
 
+            obfuscated = obfuscate(code, options);
+
+          } catch (err) {
+            grunt.log.error(err);
+            grunt.warn('JavaScript Obfuscation failed at ' + fileSrc + '.');
+          }
+
+          var output = banner + obfuscated;
+        
+          grunt.file.write(file.dest + fileSrc, output);
+
+          created.files++;
+        });
+      }
     }, this);
 
     if (created.files > 0) {

test/fixtures/file3.js

@@ -0,0 +1,5 @@
+function ask(what) {
+    var upper = what.toUpperCase();
+    return upper + '?';
+}
+module.exports = ask;

test/fixtures/folder/file4.js

@@ -0,0 +1,5 @@
+function doubt(what) {
+    var upper = what.toLowerCase();
+    return upper + '...';
+}
+module.exports = doubt;

test/test.js

@@ -41,6 +41,24 @@ exports.obfuscator = {
     // tests whether the obfuscation worked
     test.ok(result.indexOf('Forty Two') === -1);
 
+    test.done();
+  },
+  folderDest: function(test) {
+    test.expect(4);
+
+    var result1 = readFile('tmp/test/fixtures/file3.js');
+    var result2 = readFile('tmp/test/fixtures/folder/file4.js');
+
+    var ask = eval(result1);
+    test.equal(ask('Hello World'), 'HELLO WORLD?');
+
+    var doubt = eval(result2);
+    test.equal(doubt('Hello World'), 'hello world...');
+
+    // tests whether the obfuscation worked
+    test.ok(result1.indexOf('toUpperCase') === -1);
+    test.ok(result2.indexOf('toLowerCase') === -1);
+
     test.done();
   }
 };