From 166b0a5d62e391e5eddf17a58d1f3acc4facd012 Mon Sep 17 00:00:00 2001
From: Sylvain Berfini <sylvain.berfini@belledonne-communications.com>
Date: Thu, 15 Mar 2018 14:09:42 +0100
Subject: [PATCH] Send message with external body url if exists

---
 src/chat/chat-message/chat-message-p.h |  1 +
 src/chat/chat-message/chat-message.cpp | 13 ++++++++++---
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/chat/chat-message/chat-message-p.h b/src/chat/chat-message/chat-message-p.h
index 42cbb58e6..b665e0d1f 100644
--- a/src/chat/chat-message/chat-message-p.h
+++ b/src/chat/chat-message/chat-message-p.h
@@ -163,6 +163,7 @@ private:
 	time_t time = ::ms_time(0); // TODO: Change me in all files.
 	std::string imdnId;
 	std::string rttMessage;
+	std::string externalBodyUrl;
 	bool isSecured = false;
 	mutable bool isReadOnly = false;
 	Content internalContent;
diff --git a/src/chat/chat-message/chat-message.cpp b/src/chat/chat-message/chat-message.cpp
index ead18f02c..86b126cfa 100644
--- a/src/chat/chat-message/chat-message.cpp
+++ b/src/chat/chat-message/chat-message.cpp
@@ -256,6 +256,9 @@ void ChatMessagePrivate::setAppdata (const string &data) {
 }
 
 const string &ChatMessagePrivate::getExternalBodyUrl () const {
+	if (!externalBodyUrl.empty()) {
+		return externalBodyUrl;
+	}
 	if (hasFileTransferContent()) {
 		FileTransferContent *content = (FileTransferContent*) getFileTransferContent();
 		return content->getFileUrl();
@@ -264,7 +267,7 @@ const string &ChatMessagePrivate::getExternalBodyUrl () const {
 }
 
 void ChatMessagePrivate::setExternalBodyUrl (const string &url) {
-	//TODO
+	externalBodyUrl = url;
 }
 
 const ContentType &ChatMessagePrivate::getContentType () {
@@ -719,14 +722,18 @@ void ChatMessagePrivate::send () {
 	if (internalContent.isEmpty()) {
 		if (contents.size() > 0) {
 			internalContent = *(contents.front());
-		} else {
+		} else if (!externalBodyUrl.empty()) { // When using external body url, there is no content
 			lError() << "Trying to send a message without any content !";
 			return;
 		}
 	}
 
 	auto msgOp = dynamic_cast<SalMessageOpInterface *>(op);
-	if (internalContent.getContentType().isValid()) {
+	if (!externalBodyUrl.empty()) {
+		char *content_type = ms_strdup_printf("message/external-body; access-type=URL; URL=\"%s\"", externalBodyUrl);
+		msgOp->send_message(content_type, NULL);
+		ms_free(content_type);
+	} else if (internalContent.getContentType().isValid()) {
 		msgOp->send_message(internalContent.getContentType().asString().c_str(), internalContent.getBodyAsUtf8String().c_str());
 	} else {
 		msgOp->send_message(ContentType::PlainText.asString().c_str(), internalContent.getBodyAsUtf8String().c_str());