From 179f93118b7ecfc50c85c3b8714419ebb3fa2325 Mon Sep 17 00:00:00 2001
From: Matt Ranostay <matt.ranostay@konsulko.com>
Date: Sun, 12 May 2019 21:41:13 -0700
Subject: binding: bluetooth-map: add encoder for bMessage composing

Bug-AGL: SPEC-2351 SPEC-2392
Change-Id: I40425ed3dff4aabacfc520e5e3887e93f82a7b5e
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>
---
 README.md                        | 23 +----------
 binding/bluetooth-map-api.c      |  8 ++--
 binding/bluetooth-map-bmessage.c | 89 ++++++++++++++++++++++++++++++++++++++++
 binding/bluetooth-map-common.h   |  1 +
 4 files changed, 96 insertions(+), 25 deletions(-)

diff --git a/README.md b/README.md
index 66d92be..f496365 100644
--- a/README.md
+++ b/README.md
@@ -31,27 +31,8 @@ Send a message (if supported) via MAP profile:
 
 <pre>
 {
-  "bmessage":
-    "BEGIN:BMSG\r\n
-     VERSION:1.0\r\n
-     TYPE:SMS_GSM\r\n
-     FOLDER:telecom/msg/outbox\r\n
-     BEGIN:BENV\r\n
-     BEGIN:VCARD\r\n
-     VERSION:2.1\r\n
-     TEL:+13605551212\r\n
-     END:VCARD\r\n
-     BEGIN:BBODY\r\n
-     CHARSET:UTF-8\r\n
-     LANGUAGE:UNKNOWN\r\n
-     LENGTH:48\r\n
-     BEGIN:MSG\r\n
-     Sounds good. See you then.\r\n
-     END:MSG\r\n
-     END:BBODY\r\n
-     END:BENV\r\n
-     END:BMSG\r\n
-    "
+  "recipient": "+13605551212",
+  "message": "Sounds good. See you then."
 }
 </pre>
 
diff --git a/binding/bluetooth-map-api.c b/binding/bluetooth-map-api.c
index df90ae5..5023c5a 100644
--- a/binding/bluetooth-map-api.c
+++ b/binding/bluetooth-map-api.c
@@ -308,13 +308,11 @@ out_free:
 	call_work_destroy(cw);
 }
 
-
-
 static void compose(afb_req_t request)
 {
 	struct map_state *ns = map_get_userdata(request);
-	const char *message = afb_req_value(request, "bmessage");
 	GError *error = NULL;
+	GString *message = NULL;
 	GVariant *params, *reply;
 	gchar *name, *session;
 	struct call_work *cw;
@@ -329,6 +327,7 @@ static void compose(afb_req_t request)
 	session = g_strdup(ns->session_path);
 	call_work_unlock(ns);
 
+	message = bmessage_encoder(request);
 	if (!message) {
 		afb_req_fail_f(request, "failed", "no valid message provided");
 		goto err_msg_invalid;
@@ -337,7 +336,8 @@ static void compose(afb_req_t request)
 	fd = g_file_open_tmp("obex-clientXXXXXX", &name, NULL);
 	close(fd);
 
-	g_file_set_contents(name, message, -1, NULL);
+	g_file_set_contents(name, message->str, -1, NULL);
+	g_string_free(message, TRUE);
 
 	params = g_variant_new("(&s)", "telecom/msg/OUTBOX");
 	reply = bluez_call(ns, BLUEZ_AT_MESSAGEACCESS, session, "SetFolder", params, NULL);
diff --git a/binding/bluetooth-map-bmessage.c b/binding/bluetooth-map-bmessage.c
index ab51b51..fd19772 100644
--- a/binding/bluetooth-map-bmessage.c
+++ b/binding/bluetooth-map-bmessage.c
@@ -195,3 +195,92 @@ json_object *bmessage_parse(const gchar *bmessage)
 
 	return jresp;
 }
+
+#define CRLF		"\r\n"
+#define BEGINMSG	"BEGIN:MSG" CRLF
+#define ENDMSG		"END:MSG" CRLF
+
+#define body_append(str, value)		g_string_append_printf(str, "%s%s", value, CRLF)
+
+GString *msg2dos(const gchar *data)
+{
+	gchar **msg, **tmp;
+	GString *value;
+
+	if (!data)
+		return NULL;
+
+	msg = g_strsplit(data, "\n", -1);
+	value = g_string_new(NULL);
+
+	for (tmp = msg; *tmp; tmp++) {
+		g_string_append(value, *tmp);
+
+		if (!g_str_has_suffix(*tmp, "\r"))
+			g_string_append(value, CRLF);
+		else
+			g_string_append(value, "\n");
+	}
+
+	g_strfreev(msg);
+
+	return value;
+}
+
+GString *bmessage_encoder(afb_req_t request)
+{
+	const gchar *recipient;
+	GString *msg, *body = g_string_new(NULL);
+	gchar *tmp;
+
+	recipient = afb_req_value(request, "recipient");
+	if (!recipient) {
+		g_string_free(body, TRUE);
+		return NULL;
+	}
+
+	msg = msg2dos(afb_req_value(request, "message"));
+	if (!msg) {
+		g_string_free(body, TRUE);
+		return NULL;
+	}
+
+	body_append(body, "BEGIN:BMSG");
+	body_append(body, "VERSION:1.0");
+
+	// TODO: maybe add support for MMS
+	body_append(body, "TYPE:SMS_GSM");
+
+	body_append(body, "FOLDER:telecom/msg/outbox");
+	body_append(body, "BEGIN:BENV");
+
+	body_append(body, "BEGIN:VCARD");
+	body_append(body, "VERSION:2.1");
+
+	// TODO: get contact information from agl-service-bluetooth-pbap
+	tmp = g_strdup_printf("TEL:%s", recipient);
+	body_append(body, tmp);
+	g_free(tmp);
+
+	body_append(body, "END:VCARD");
+
+	body_append(body, "BEGIN:BBODY");
+	body_append(body, "CHARSET:UTF-8");
+
+	tmp = g_strdup_printf("LENGTH:%lu",
+		strlen(BEGINMSG) + msg->len + strlen(ENDMSG));
+
+	body_append(body, tmp);
+	g_free(tmp);
+
+	g_string_append(body, BEGINMSG);
+	g_string_append(body, msg->str);
+	g_string_free(msg, TRUE);
+	g_string_append(body, ENDMSG);
+
+	body_append(body, "END:BBODY");
+	body_append(body, "END:BENV");
+	body_append(body, "END:BMSG");
+
+	return body;
+}
diff --git a/binding/bluetooth-map-common.h b/binding/bluetooth-map-common.h
index ba68781..8b2f469 100644
--- a/binding/bluetooth-map-common.h
+++ b/binding/bluetooth-map-common.h
@@ -174,5 +174,6 @@ json_object *get_named_property(const struct property_info *pi,
 /* functions defined in bluetooth-map-bmessage.c */
 
 json_object *bmessage_parse(const gchar *bmessage);
+GString *bmessage_encoder(afb_req_t request);
 
 #endif /* BLUETOOTH_MAP_COMMON_H */
-- 
cgit 1.2.3-korg