support older versions of node

eleith · Jul 2, 2012 · 5086daf · 5086daf
1 parent db4b32e
commit 5086daf
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Showing 2 changed files with 8 additions and 3 deletions.
diff --git a/package.json b/package.json
@@ -17,7 +17,7 @@
     "mailparser": "0.2.27",
     "iconv": "1.1.3"
    },
-   "dependencies":
+   "optionalDependencies":
    {
       "buffertools" : ">= 1.1.0"
    },

diff --git a/smtp/message.js b/smtp/message.js
@@ -2,7 +2,6 @@ var stream     = require('stream');
 var util       = require('util');
 var fs         = require('fs');
 var os         = require('os');
-var buffertools= require('buffertools');
 var path       = require('path');
 var CRLF       = "\r\n";
 var MIMECHUNK  = 76; // MIME standard wants 76 char chunks when sending out.
@@ -11,6 +10,12 @@ var MIME64CHUNK= MIMECHUNK * 6; // meets both base64 and mime divisibility
 var BUFFERSIZE = MIMECHUNK*24*7; // size of the message stream buffer
 var counter    = 0;
 
+// support for nodejs without Buffer.concat native function
+if(!Buffer.concat)
+{
+   require("bufferjs/concat");
+}
+
 var generate_boundary = function()
 {
    var text       = "";
@@ -344,7 +349,7 @@ var MessageStream = function(message)
             // do we have bytes from a previous stream data event?
             if(previous)
             {
-               var buffer2 = buffertools.concat(previous, buffer);
+               var buffer2 = Buffer.concat([previous, buffer]);
                previous    = null; // free up the buffer
                buffer      = null; // free up the buffer
                buffer      = buffer2;