From e5709c1d589a92868844cd42fc3c80d152034c01 Mon Sep 17 00:00:00 2001
From: Joao Poupino <joao.poupino@gmail.com>
Date: Wed, 7 Dec 2016 13:29:29 +0000
Subject: [PATCH] Ensure regexes are applied to multi-value headers.

---
 src/wappalyzer.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/wappalyzer.js b/src/wappalyzer.js
index b6bc25523..565db1af4 100644
--- a/src/wappalyzer.js
+++ b/src/wappalyzer.js
@@ -351,8 +351,16 @@ var wappalyzer = (function() {
 
 							for ( header in w.apps[app].headers ) {
 								parse(w.apps[app][type][header]).forEach(function(pattern) {
-									if ( typeof data[type][header.toLowerCase()] === 'string' && pattern.regex.test(data[type][header.toLowerCase()]) ) {
-										apps[app].setDetected(pattern, type, data[type][header.toLowerCase()], header);
+									if ( data[type][header.toLowerCase()] instanceof Array ) {
+										data[type][header.toLowerCase()].forEach(function(el) {
+											if ( typeof el === 'string' && pattern.regex.test(el) ) {
+												apps[app].setDetected(pattern, type, data[type][header.toLowerCase()], header);
+											}
+										});
+									} else {
+											if ( typeof data[type][header.toLowerCase()] === 'string' && pattern.regex.test(data[type][header.toLowerCase()]) ) {
+												apps[app].setDetected(pattern, type, data[type][header.toLowerCase()], header);
+											}
 									}
 
 									profiler.checkPoint(app, type, pattern.regex);