From 54e2390cefd1dc664a15cd3a84347227f889f48b Mon Sep 17 00:00:00 2001
From: Holger Knust <holger.knust@certusview.com>
Date: Mon, 7 Jul 2014 13:09:56 -0400
Subject: [PATCH] Added csv output option similar to the existing JSON output
 option. Requires an output filename.

---
 .gitignore          |  1 +
 bin/license-checker | 12 ++++++++++--
 lib/args.js         |  4 ++--
 lib/index.js        | 29 ++++++++++++++++++++++++++++-
 4 files changed, 41 insertions(+), 5 deletions(-)

diff --git a/.gitignore b/.gitignore
index 5f94f65..67900bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ CVS/
 *~
 .com.apple.timemachine.supported
 coverage/
+.idea/
diff --git a/bin/license-checker b/bin/license-checker
index 7f8b9dc..e525009 100755
--- a/bin/license-checker
+++ b/bin/license-checker
@@ -14,12 +14,20 @@ var path = require('path');
 var fs = require('fs');
 
 checker.init(args, function(json) {
+    var dir;
     if (args.json) {
-        var dir = path.dirname(args.json);
+        dir = path.dirname(args.json);
         mkdirp.sync(dir);
         fs.writeFileSync(args.json, JSON.stringify(json, null, 4) + '\n', 'utf8');
         console.log('file written', args.json);
-    } else {
+    }
+    else if (args.csv) {
+        dir = path.dirname(args.csv);
+        mkdirp.sync(dir);
+        fs.writeFileSync(args.csv, checker.asCSV(json), 'utf8');
+        console.log('file written', args.csv);
+    }
+    else {
         checker.print(json);
     }
 });
diff --git a/lib/args.js b/lib/args.js
index 7b5542f..5171ac4 100644
--- a/lib/args.js
+++ b/lib/args.js
@@ -7,6 +7,7 @@ http://yuilibrary.com/license/
 var nopt = require('nopt'),
     known = {
         json: require('path'),
+        csv: require('path'),
         unknown: Boolean,
         version: Boolean,
         start: String,
@@ -18,8 +19,7 @@ var nopt = require('nopt'),
     };
 
 var raw = function (args) {
-    var parsed = nopt(known, shorts, (args || process.argv));
-    return parsed;
+    return nopt(known, shorts, (args || process.argv));
 };
 
 var has = function (a) {
diff --git a/lib/index.js b/lib/index.js
index 92a7303..8343de8 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -77,7 +77,7 @@ var flatten = function(json) {
 
 exports.init = function(options, callback) {
 
-    console.log('scanning', options.start);
+    console.log('scanning' , options.start);
 
     read(options.start, function(err, json) {
         flatten(json);
@@ -101,3 +101,30 @@ exports.init = function(options, callback) {
 exports.print = function(sorted) {
     console.log(treeify.asTree(sorted, true));
 };
+
+exports.asCSV = function(sorted) {
+    var text = '"module name","license","repository"\n';
+
+    for(var key in sorted) {
+        if (sorted.hasOwnProperty(key)) {
+            var module = sorted[key];
+            text +=  '"' + key + '",';
+            if (module.hasOwnProperty('licenses')) {
+                text += '"' + module['licenses'] + '"';
+            }
+            else {
+                text += '""';
+            }
+            text += ',';
+            if (module.hasOwnProperty('repository')) {
+                text += '"' + module['repository'] + '"';
+            }
+            else {
+                text += '""';
+            }
+            text += '\n';
+        }
+    }
+
+    return text;
+};
\ No newline at end of file