From f84edae99d35145542298c514221b498dca7732d Mon Sep 17 00:00:00 2001
From: Donald Clark Jackson <dcj@clark-communications.com>
Date: Mon, 27 Nov 2017 14:02:57 -0800
Subject: [PATCH] added support for incoming-payload-content-type

---
 hook/hook.go | 1 +
 webhook.go   | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/hook/hook.go b/hook/hook.go
index 6fcda3e..4b4b989 100644
--- a/hook/hook.go
+++ b/hook/hook.go
@@ -383,6 +383,7 @@ type Hook struct {
 	JSONStringParameters                []Argument      `json:"parse-parameters-as-json,omitempty"`
 	TriggerRule                         *Rules          `json:"trigger-rule,omitempty"`
 	TriggerRuleMismatchHttpResponseCode int             `json:"trigger-rule-mismatch-http-response-code,omitempty"`
+	IncomingPayloadContentType          string          `json:"incoming-payload-content-type,omitempty"`	
 }
 
 // ParseJSONParameters decodes specified arguments to JSON objects and replaces the
diff --git a/webhook.go b/webhook.go
index d14ff6c..9ac5c27 100644
--- a/webhook.go
+++ b/webhook.go
@@ -228,7 +228,11 @@ func hookHandler(w http.ResponseWriter, r *http.Request) {
 		// parse body
 		var payload map[string]interface{}
 
+		// set contentType to IncomingPayloadContentType or header value
 		contentType := r.Header.Get("Content-Type")
+		if len(matchedHook.IncomingPayloadContentType) != 0 {
+			contentType = matchedHook.IncomingPayloadContentType
+		}
 
 		if strings.Contains(contentType, "json") {
 			decoder := json.NewDecoder(strings.NewReader(string(body)))