Support multiple instance launch

- Adds a new API to get the app context handle
by using instance ID

- Requires:
[aul] https://review.tizen.org/gerrit/#/c/108620/
[amd] https://review.tizen.org/gerrit/#/c/109746/
[rua] https://review.tizen.org/gerrit/#/c/109906/
[application] https://review.tizen.org/gerrit/#/c/108805/

Change-Id: I1e778636f4abba4759b3b419066374a25d8e8b70
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>

4 files changed, 75 insertions, 2 deletions

diff --git a/include/app_manager_extension.h b/include/app_manager_extension.h
index f66c814..671ef18 100644
--- a/include/app_manager_extension.h
+++ b/include/app_manager_extension.h
@@ -104,6 +104,23 @@ int app_manager_set_splash_screen_display(const char *app_id, bool display);
 int app_manager_set_app_context_status_cb(app_manager_app_context_status_cb callback, const char *appid, void *user_data);
 
 /**
+ * @brief  Gets the application context for the given IDs of the application.
+ * @since_tizen 3.0
+ * @remarks  This function returns #APP_MANAGER_ERROR_NO_SUCH_APP if the application with the given application IDs is not running. \n
+ *           You must release @a app_context using app_context_destroy().
+ * @param[in]   app_id       The ID of the application
+ * @param[in]   instance_id  The Instance ID of the application
+ * @param[out]  app_context  The application context of the given application IDs
+ * @return      @c 0 on success,
+ *              otherwise a negative error value
+ * @retval  #APP_MANAGER_ERROR_NONE               Successful
+ * @retval  #APP_MANAGER_ERROR_INVALID_PARAMETER  Invalid parameter
+ * @retval  #APP_MANAGER_ERROR_OUT_OF_MEMORY      Out of memory
+ * @retval  #APP_MANAGER_ERROR_NO_SUCH_APP        No such application
+ */
+int app_manager_get_app_context_by_instance_id(const char *app_id, const char *instance_id, app_context_h *app_context);
+
+/**
  * @}
  */
 
diff --git a/src/app_context.c b/src/app_context.c
index 04d06c8..7014c47 100644
--- a/src/app_context.c
+++ b/src/app_context.c
@@ -62,6 +62,7 @@ typedef struct _retrieval_context_ {
 	app_state_e app_state;
 	bool is_sub_app;
 	bool matched;
+	const char *instance_id;
 } retrieval_context_s;
 
 static app_manager_app_context_status_cb _status_cb;
@@ -198,7 +199,19 @@ static int app_context_retrieve_app_context(const aul_app_info *aul_app_context,
 	app_state_e app_state;
 
 	if (aul_app_context != NULL && retrieval_context != NULL && retrieval_context->matched == false) {
-		if (!strcmp(aul_app_context->appid, retrieval_context->app_id)) {
+		if (retrieval_context->instance_id &&
+				!strcmp(aul_app_context->instance_id, retrieval_context->instance_id) &&
+				!strcmp(aul_app_context->appid, retrieval_context->app_id)) {
+			app_state = app_context_get_app_status(aul_app_context->status);
+
+			retrieval_context->pid = aul_app_context->pid;
+			retrieval_context->pkg_id = strdup(aul_app_context->pkgid);
+			retrieval_context->app_state = app_state;
+			if (aul_app_context->is_sub_app)
+				retrieval_context->is_sub_app = true;
+			retrieval_context->matched = true;
+		} else if (retrieval_context->instance_id == NULL &&
+				!strcmp(aul_app_context->appid, retrieval_context->app_id)) {
 			app_state = app_context_get_app_status(aul_app_context->status);
 
 			retrieval_context->pid = aul_app_context->pid;
@@ -222,7 +235,8 @@ int app_context_get_app_context(const char *app_id, app_context_h *app_context)
 		.pkg_id = NULL,
 		.app_state = APP_STATE_UNDEFINED,
 		.is_sub_app = false,
-		.matched = false
+		.matched = false,
+		.instance_id = NULL
 	};
 
 	if (app_id == NULL || app_context == NULL)
@@ -634,3 +648,33 @@ int app_context_set_status_cb(app_manager_app_context_status_cb callback, const
 	return ret;
 }
 
+int app_context_get_app_context_by_instance_id(const char *app_id, const char *instance_id, app_context_h *app_context)
+{
+	int ret;
+	retrieval_context_s retrieval_context = {
+		.app_id = app_id,
+		.pid = 0,
+		.pkg_id = NULL,
+		.app_state = APP_STATE_UNDEFINED,
+		.is_sub_app = false,
+		.matched = false,
+		.instance_id = instance_id
+	};
+
+	if (app_id == NULL || instance_id == NULL || app_context == NULL)
+		return app_manager_error(APP_MANAGER_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+
+	aul_app_get_running_app_instance_info(app_context_retrieve_app_context, &retrieval_context);
+	if (retrieval_context.matched == false)
+		return app_manager_error(APP_MANAGER_ERROR_NO_SUCH_APP, __FUNCTION__, NULL);
+
+	ret = app_context_create(retrieval_context.app_id,
+			retrieval_context.pid,
+			retrieval_context.pkg_id,
+			retrieval_context.app_state,
+			retrieval_context.is_sub_app,
+			app_context);
+	free(retrieval_context.pkg_id);
+
+	return ret;
+}
diff --git a/src/app_manager.c b/src/app_manager.c
index 0c0a60d..f6fc27f 100644
--- a/src/app_manager.c
+++ b/src/app_manager.c
@@ -551,3 +551,13 @@ API int app_manager_set_app_context_status_cb(app_manager_app_context_status_cb
 	return APP_MANAGER_ERROR_NONE;
 }
 
+API int app_manager_get_app_context_by_instance_id(const char *app_id, const char *instance_id, app_context_h *app_context)
+{
+	int ret;
+
+	ret = app_context_get_app_context_by_instance_id(app_id, instance_id, app_context);
+	if (ret != APP_MANAGER_ERROR_NONE)
+		return app_manager_error(ret, __FUNCTION__, NULL);
+
+	return APP_MANAGER_ERROR_NONE;
+}
diff --git a/src/app_manager_internal.h b/src/app_manager_internal.h
index 5dc4fe6..d6192f7 100644
--- a/src/app_manager_internal.h
+++ b/src/app_manager_internal.h
@@ -56,6 +56,8 @@ int app_info_foreach_app_info(app_manager_app_info_cb callback, void *user_data)
 
 int app_info_get_app_info(const char *app_id, app_info_h *app_info);
 
+int app_context_get_app_context_by_instance_id(const char *app_id, const char *instance_id, app_context_h *app_context);
+
 /**
  * @}
  */