From c5c597ff92550e36bad0c3894787814d7314467e Mon Sep 17 00:00:00 2001
From: Greg Colburn <greg.colburn@returnpath.com>
Date: Thu, 26 Nov 2015 22:00:23 -0700
Subject: [PATCH] Convert to read from file reader with decoder

Change-Id: I58845a612a6853658596154812f954efbbb6f733
---
 dmarc.go | 112 ++++++++++++-------------------------------------------
 1 file changed, 24 insertions(+), 88 deletions(-)

diff --git a/dmarc.go b/dmarc.go
index c1cd4d2..d6b27b6 100644
--- a/dmarc.go
+++ b/dmarc.go
@@ -3,6 +3,7 @@ package main
 import (
 	"encoding/xml"
 	"fmt"
+	"os"
 )
 
 func main() {
@@ -70,96 +71,31 @@ func main() {
 		Record          []Record        `xml:"record"`
 	}
 
-	v := FeedbackReport{}
-
-	data := `
-	<?xml version="1.0" encoding="UTF-8" ?>
-	<feedback>
-	  <report_metadata>
-	    <org_name>google.com</org_name>
-	    <email>noreply-dmarc-support@google.com</email>
-	    <extra_contact_info>https://support.google.com/a/answer/2466580</extra_contact_info>
-	    <report_id>11295852759969162400</report_id>
-	    <date_range>
-	      <begin>1448236800</begin>
-	      <end>1448323199</end>
-	    </date_range>
-	  </report_metadata>
-	  <policy_published>
-	    <domain>colbs.net</domain>
-	    <adkim>r</adkim>
-	    <aspf>r</aspf>
-	    <p>reject</p>
-	    <sp>reject</sp>
-	    <pct>100</pct>
-	  </policy_published>
-	  <record>
-	    <row>
-	      <source_ip>2607:f8b0:400c:c05::249</source_ip>
-	      <count>1</count>
-	      <policy_evaluated>
-	        <disposition>none</disposition>
-	        <dkim>pass</dkim>
-	        <spf>fail</spf>
-	      </policy_evaluated>
-	    </row>
-	    <identifiers>
-	      <header_from>colbs.net</header_from>
-	    </identifiers>
-	    <auth_results>
-	      <dkim>
-	        <domain>google.com</domain>
-	        <result>pass</result>
-	      </dkim>
-	      <dkim>
-	        <domain>colbs.net</domain>
-	        <result>pass</result>
-	      </dkim>
-	      <spf>
-	        <domain>calendar-server.bounces.google.com</domain>
-	        <result>pass</result>
-	      </spf>
-	    </auth_results>
-	  </record>
-	  <record>
-	    <row>
-	      <source_ip>2a00:1450:400c:c09::235</source_ip>
-	      <count>1</count>
-	      <policy_evaluated>
-	        <disposition>none</disposition>
-	        <dkim>pass</dkim>
-	        <spf>pass</spf>
-	      </policy_evaluated>
-	    </row>
-	    <identifiers>
-	      <header_from>colbs.net</header_from>
-	    </identifiers>
-	    <auth_results>
-	      <dkim>
-	        <domain>colbs.net</domain>
-	        <result>pass</result>
-	      </dkim>
-	      <spf>
-	        <domain>colbs.net</domain>
-	        <result>pass</result>
-	      </spf>
-	    </auth_results>
-	  </record>
-	</feedback>
-	`
-
-	err := xml.Unmarshal([]byte(data), &v)
+	xmlFile, err := os.Open("/Users/gcolburn/go/src/github.com/gc1code/dmarcparser/samples/google.xml") // For read access.
 	if err != nil {
-		fmt.Printf("error: %v", err)
+		fmt.Printf("os error: %v", err)
 		return
 	}
 
-	fmt.Printf("XMLName: %#v\n", v)
-	//  fmt.Printf("org_name: %#q\n", v.ReportMetadata.OrgName)
-	//  fmt.Printf("domain: %#q\n", v.PolicyPublished.Domain)
-	//	fmt.Printf("Name: %q\n", v.Name)
-	//	fmt.Printf("Phone: %q\n", v.Phone)
-	//	fmt.Printf("Email: %v\n", v.Email)
-	//	fmt.Printf("Groups: %v\n", v.Groups)
-	//	fmt.Printf("Address: %v\n", v.Address)
+	defer xmlFile.Close()
+
+	decoder := xml.NewDecoder(xmlFile)
+	var inElement string
+	for {
+		t, _ := decoder.Token()
+		if t == nil {
+			break
+		}
+		switch se := t.(type) {
+		case xml.StartElement:
+			inElement = se.Name.Local
+			if inElement == "feedback" {
+				var f FeedbackReport
+
+				decoder.DecodeElement(&f, &se)
+				fmt.Printf("XMLName: %#v\n", f)
+			}
+		default:
+		}
+	}
 }