From 2c16c755ff997fee789adcd0ba8b2ff4f09645c6 Mon Sep 17 00:00:00 2001
From: Aleksandar Odorovic <odorovic@gmail.com>
Date: Thu, 30 Jul 2015 14:30:20 -0700
Subject: [PATCH] Expose d3-plugin-sankey from node

Although d3 itself exists as a node.js package, the plugins are usable
only from the browser.

--Make sure sankey plugin can be loaded through node.js
--Put in basic package structure and plugin loadin mechanism for node
---
 package.json     | 10 ++++++++++
 pluginloader.js  | 39 +++++++++++++++++++++++++++++++++++++++
 sankey/sankey.js | 13 +++++++++++++
 3 files changed, 62 insertions(+)
 create mode 100644 package.json
 create mode 100644 pluginloader.js

diff --git a/package.json b/package.json
new file mode 100644
index 0000000..c06c644
--- /dev/null
+++ b/package.json
@@ -0,0 +1,10 @@
+{
+    "name": "d3-plugins",
+    "version": "0.1.0",
+
+    "peerDependencies": {
+        "d3": "^3.5.0"
+    },
+
+    "main": "pluginloader.js"
+}
\ No newline at end of file
diff --git a/pluginloader.js b/pluginloader.js
new file mode 100644
index 0000000..fe6d6d2
--- /dev/null
+++ b/pluginloader.js
@@ -0,0 +1,39 @@
+
+;(function() {
+  /* jshint node:true, asi:true, eqnull:true */
+  "use strict";
+  var has_require = typeof require !== 'undefined';
+
+  var d3 = this.d3;
+  if( typeof d3 === 'undefined' ) {
+    if( has_require ) {
+      d3 = require('d3');
+    }
+    else throw new Error('d3 plugins require d3');
+  }
+
+  var pluginloader = function(obj) {
+    if (obj instanceof pluginloader) {
+      return obj;
+    }
+    if (!(this instanceof pluginloader)) {
+      return new pluginloader(obj);
+    }
+    this._wrapped = obj;
+  };
+
+  if( typeof exports !== 'undefined' ) {
+    if( typeof module !== 'undefined' && module.exports ) {
+      exports = module.exports = pluginloader;
+    } else {
+      exports.pluginloader = pluginloader;
+    }
+  }
+
+  pluginloader.load = function(pluginname) {
+    if ( has_require ) {
+      require('./' + pluginname + '/' + pluginname);
+    }
+  }
+
+}).call(this);
diff --git a/sankey/sankey.js b/sankey/sankey.js
index abe137b..b10f155 100644
--- a/sankey/sankey.js
+++ b/sankey/sankey.js
@@ -1,3 +1,15 @@
+
+;(function() {
+var has_require = typeof require !== 'undefined';
+
+  var d3 = this.d3;
+if( typeof d3 === 'undefined' ) {
+  if( has_require ) {
+    d3 = require('d3');
+  }
+  else throw new Error('d3 plugins require d3');
+}
+
 d3.sankey = function() {
   var sankey = {},
       nodeWidth = 24,
@@ -292,3 +304,4 @@ d3.sankey = function() {
 
   return sankey;
 };
+}).call(this);