Update header_analyzer.py

header_analyzer.py

@@ -29,10 +29,43 @@ def get_domain_age_days(domain: str):
         return None
     return None
 
+def parse_auth_results(auth_header: str):
+    """
+    Parse the Authentication-Results header and return a readable summary.
+    """
+    auth_header = (auth_header or "").lower()
+    findings = []
+    
+    if not auth_header:
+        return "No Authentication-Results header found"
+    
+    # SPF
+    if "spf=pass" in auth_header:
+        findings.append("SPF passed")
+    elif "spf=fail" in auth_header:
+        findings.append("SPF failed")
+    
+    # DKIM
+    if "dkim=pass" in auth_header:
+        findings.append("DKIM passed")
+    elif "dkim=fail" in auth_header or "dkim=permerror" in auth_header:
+        findings.append("DKIM failed")
+    
+    # DMARC
+    if "dmarc=pass" in auth_header:
+        findings.append("DMARC passed")
+    elif "dmarc=fail" in auth_header:
+        findings.append("DMARC failed")
+    
+    if not findings:
+        return "Authentication results unclear or missing"
+    
+    return ", ".join(findings)
+
 def analyze_headers(headers, body=""):
     """
     Input: headers dict, optional body text
-    Output: (findings: list[str], score: int)
+    Output: (findings: list[str], score: int, auth_summary: str)
     """
     findings = []
     score = 0
@@ -128,6 +161,7 @@ def analyze_headers(headers, body=""):
         score += 12
 
     if not findings:
-        return ["No suspicious issues found in headers."], 0
+        return ["No suspicious issues found in headers."], 0, "No Authentication-Results header found"
 
-    return findings, score, parse_auth_results(headers.get("Authentication-Results") or headers.get("Authentication-results") or "")
+    # Return findings, cumulative score, and parsed authentication summary
+    return findings, score, parse_auth_results(auth_results)