From 0c966fdf83e60c28afc3bc6c8a98faf136930e61 Mon Sep 17 00:00:00 2001
From: Evangelos Ribeiro Tzaras <evangelos.tzaras@puri.sm>
Date: Mon, 12 Apr 2021 18:20:56 +0200
Subject: [PATCH] origin: Add API to query supported protocols

This will allow selecting a suitable origin when placing outgoing calls.
---
 plugins/dummy/calls-dummy-origin.c | 12 ++++++++++++
 plugins/mm/calls-mm-origin.c       | 12 ++++++++++++
 plugins/ofono/calls-ofono-origin.c | 11 +++++++++++
 plugins/sip/calls-sip-origin.c     | 21 +++++++++++++++++++++
 src/calls-origin.c                 | 22 ++++++++++++++++++++++
 src/calls-origin.h                 |  4 ++++
 6 files changed, 82 insertions(+)

diff --git a/plugins/dummy/calls-dummy-origin.c b/plugins/dummy/calls-dummy-origin.c
index da5466b..b0e1b89 100644
--- a/plugins/dummy/calls-dummy-origin.c
+++ b/plugins/dummy/calls-dummy-origin.c
@@ -153,6 +153,17 @@ dial (CallsOrigin *origin, const gchar *number)
 }
 
 
+static gboolean
+supports_protocol (CallsOrigin *origin,
+                   const char  *protocol)
+{
+  g_assert (protocol != NULL);
+  g_assert (CALLS_IS_DUMMY_ORIGIN (origin));
+
+  return TRUE;
+}
+
+
 CallsDummyOrigin *
 calls_dummy_origin_new (const gchar *name)
 {
@@ -273,6 +284,7 @@ static void
 calls_dummy_origin_origin_interface_init (CallsOriginInterface *iface)
 {
   iface->dial = dial;
+  iface->supports_protocol = supports_protocol;
 }
 
 
diff --git a/plugins/mm/calls-mm-origin.c b/plugins/mm/calls-mm-origin.c
index 7525ba1..ede0382 100644
--- a/plugins/mm/calls-mm-origin.c
+++ b/plugins/mm/calls-mm-origin.c
@@ -341,6 +341,17 @@ dial (CallsOrigin *origin, const gchar *number)
 }
 
 
+static gboolean
+supports_protocol (CallsOrigin *origin,
+                   const char  *protocol)
+{
+  g_assert (protocol);
+  g_assert (CALLS_IS_MM_ORIGIN (origin));
+
+  return g_strcmp0 (protocol, "tel") == 0;
+}
+
+
 static void
 remove_calls (CallsMMOrigin *self, const gchar *reason)
 {
@@ -897,6 +908,7 @@ static void
 calls_mm_origin_origin_interface_init (CallsOriginInterface *iface)
 {
   iface->dial = dial;
+  iface->supports_protocol = supports_protocol;
 }
 
 
diff --git a/plugins/ofono/calls-ofono-origin.c b/plugins/ofono/calls-ofono-origin.c
index b995ec5..bc225e7 100644
--- a/plugins/ofono/calls-ofono-origin.c
+++ b/plugins/ofono/calls-ofono-origin.c
@@ -101,6 +101,16 @@ dial (CallsOrigin *origin, const gchar *number)
 }
 
 
+static gboolean
+supports_protocol (CallsOrigin *origin,
+                   const char  *protocol)
+{
+  g_assert (protocol);
+  g_assert (CALLS_IS_OFONO_ORIGIN (origin));
+
+  return g_strcmp0 (protocol, "tel") == 0;
+}
+
 CallsOfonoOrigin *
 calls_ofono_origin_new (GDBOModem *modem)
 {
@@ -576,6 +586,7 @@ static void
 calls_ofono_origin_origin_interface_init (CallsOriginInterface *iface)
 {
   iface->dial = dial;
+  iface->supports_protocol = supports_protocol;
 }
 
 
diff --git a/plugins/sip/calls-sip-origin.c b/plugins/sip/calls-sip-origin.c
index 8904e26..788c1f3 100644
--- a/plugins/sip/calls-sip-origin.c
+++ b/plugins/sip/calls-sip-origin.c
@@ -994,6 +994,26 @@ init_sip_account (CallsSipOrigin *self,
 }
 
 
+static gboolean
+supports_protocol (CallsOrigin *origin,
+                   const char  *protocol)
+{
+  CallsSipOrigin *self;
+  g_assert (protocol);
+  g_assert (CALLS_IS_SIP_ORIGIN (origin));
+
+  self = CALLS_SIP_ORIGIN (origin);
+
+  if (g_strcmp0 (protocol, "sip") == 0)
+    return TRUE;
+  if (g_strcmp0 (protocol, "sips") == 0)
+    return g_strcmp0 (self->protocol_prefix, "sips") == 0;
+
+  /* TODO need to set a property (from the UI) to allow using origin for telephony */
+  return FALSE;
+}
+
+
 static void
 calls_sip_origin_set_property (GObject      *object,
                                guint         property_id,
@@ -1204,6 +1224,7 @@ static void
 calls_sip_origin_origin_interface_init (CallsOriginInterface *iface)
 {
   iface->dial = dial;
+  iface->supports_protocol = supports_protocol;
 }
 
 static void
diff --git a/src/calls-origin.c b/src/calls-origin.c
index 0906d84..8ec6112 100644
--- a/src/calls-origin.c
+++ b/src/calls-origin.c
@@ -162,3 +162,25 @@ calls_origin_dial(CallsOrigin *self,
 
   return iface->dial(self, number);
 }
+
+/**
+ * calls_origin_supports_protocol:
+ * @self: A #CallsOrigin
+ * @protocol: The protocol to check support for
+ *
+ * Returns: %TRUE if the origin supports the protocol, %FALSE otherwise
+ */
+gboolean
+calls_origin_supports_protocol (CallsOrigin *self,
+                                const char  *protocol)
+{
+  CallsOriginInterface *iface;
+
+  g_return_val_if_fail (CALLS_IS_ORIGIN (self), FALSE);
+  g_return_val_if_fail (protocol != NULL, FALSE);
+
+  iface = CALLS_ORIGIN_GET_IFACE (self);
+  g_return_val_if_fail (iface->supports_protocol != NULL, FALSE);
+
+  return iface->supports_protocol (self, protocol);
+}
diff --git a/src/calls-origin.h b/src/calls-origin.h
index 8cb642b..d237fd3 100644
--- a/src/calls-origin.h
+++ b/src/calls-origin.h
@@ -44,6 +44,8 @@ struct _CallsOriginInterface
 
   void               (*dial)                                (CallsOrigin *self,
                                                              const char  *number);
+  gboolean           (*supports_protocol)                   (CallsOrigin *self,
+                                                             const char  *protocol);
 };
 
 typedef void (*CallsOriginForeachCallFunc) (gpointer param, CallsCall* call, CallsOrigin* origin);
@@ -55,6 +57,8 @@ void                   calls_origin_foreach_call            (CallsOrigin *self,
                                                              gpointer     param);
 void                   calls_origin_dial                    (CallsOrigin *self,
                                                              const char  *number);
+gboolean               calls_origin_supports_protocol       (CallsOrigin *self,
+                                                             const char *protocol);
 G_END_DECLS
 
 #endif /* CALLS_ORIGIN_H__ */