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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* soup-session-feature.c: Miscellaneous session feature-provider interface
*
* Copyright (C) 2008 Red Hat, Inc.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "soup-session-feature.h"
/**
* SECTION:soup-session-feature
* @short_description: Interface for miscellaneous session features
*
* #SoupSessionFeature is the interface used by classes that extend
* the functionality of a #SoupSession. Some features like HTTP
* authentication handling are implemented internally via
* #SoupSessionFeature<!-- -->s. Other features can be added to the session
* by the application. (Eg, #SoupLogger, #SoupCookieJar.)
*
* See soup_session_add_feature(), etc, to add a feature to a session.
**/
/**
* SoupSessionFeature:
*
* The interface implemented by objects that implement features for
* #SoupSession.
**/
static void soup_session_feature_interface_init (SoupSessionFeatureInterface *interface);
static void attach (SoupSessionFeature *feature, SoupSession *session);
static void detach (SoupSessionFeature *feature, SoupSession *session);
GType
soup_session_feature_get_type (void)
{
static volatile gsize g_define_type_id__volatile = 0;
if (g_once_init_enter (&g_define_type_id__volatile))
{
GType g_define_type_id =
g_type_register_static_simple (G_TYPE_INTERFACE,
g_intern_static_string ("SoupSessionFeature"),
sizeof (SoupSessionFeatureInterface),
(GClassInitFunc)soup_session_feature_interface_init,
0,
(GInstanceInitFunc)NULL,
(GTypeFlags) 0);
g_type_interface_add_prerequisite (g_define_type_id, G_TYPE_OBJECT);
g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);
}
return g_define_type_id__volatile;
}
static void
soup_session_feature_interface_init (SoupSessionFeatureInterface *interface)
{
interface->attach = attach;
interface->detach = detach;
}
static void
weak_notify_unref (gpointer feature, GObject *ex_object)
{
g_object_unref (feature);
}
static void
request_queued (SoupSession *session, SoupMessage *msg, gpointer feature)
{
SOUP_SESSION_FEATURE_GET_CLASS (feature)->
request_queued (feature, session, msg);
}
static void
request_started (SoupSession *session, SoupMessage *msg,
SoupSocket *socket, gpointer feature)
{
SOUP_SESSION_FEATURE_GET_CLASS (feature)->
request_started (feature, session, msg, socket);
}
static void
request_unqueued (SoupSession *session, SoupMessage *msg, gpointer feature)
{
SOUP_SESSION_FEATURE_GET_CLASS (feature)->
request_unqueued (feature, session, msg);
}
static void
attach (SoupSessionFeature *feature, SoupSession *session)
{
g_object_weak_ref (G_OBJECT (session),
weak_notify_unref, g_object_ref (feature));
if (SOUP_SESSION_FEATURE_GET_CLASS (feature)->request_queued) {
g_signal_connect (session, "request_queued",
G_CALLBACK (request_queued), feature);
}
if (SOUP_SESSION_FEATURE_GET_CLASS (feature)->request_started) {
g_signal_connect (session, "request_started",
G_CALLBACK (request_started), feature);
}
if (SOUP_SESSION_FEATURE_GET_CLASS (feature)->request_unqueued) {
g_signal_connect (session, "request_unqueued",
G_CALLBACK (request_unqueued), feature);
}
}
void
soup_session_feature_attach (SoupSessionFeature *feature,
SoupSession *session)
{
SOUP_SESSION_FEATURE_GET_CLASS (feature)->attach (feature, session);
}
static void
detach (SoupSessionFeature *feature, SoupSession *session)
{
g_object_weak_unref (G_OBJECT (session), weak_notify_unref, feature);
g_signal_handlers_disconnect_by_func (session, request_queued, feature);
g_signal_handlers_disconnect_by_func (session, request_started, feature);
g_signal_handlers_disconnect_by_func (session, request_unqueued, feature);
g_object_unref (feature);
}
void
soup_session_feature_detach (SoupSessionFeature *feature,
SoupSession *session)
{
SOUP_SESSION_FEATURE_GET_CLASS (feature)->detach (feature, session);
}
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