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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* soup-proxy-resolver-default.c: proxy resolution based on GIO's GProxyResolver
*
* Copyright (C) 2011 Collabora Ltd.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "soup-proxy-resolver-default.h"
#include "soup.h"
/**
* SoupProxyResolverDefault:
*
* A #SoupProxyURIResolver implementation that uses the default gio
* #GProxyResolver to resolve proxies.
*
* Since: 2.34
*/
static void soup_proxy_resolver_default_interface_init (SoupProxyURIResolverInterface *proxy_resolver_interface);
G_DEFINE_TYPE_EXTENDED (SoupProxyResolverDefault, soup_proxy_resolver_default, G_TYPE_OBJECT, 0,
G_IMPLEMENT_INTERFACE (SOUP_TYPE_SESSION_FEATURE, NULL)
G_IMPLEMENT_INTERFACE (SOUP_TYPE_PROXY_URI_RESOLVER, soup_proxy_resolver_default_interface_init))
enum {
PROP_0,
PROP_GPROXY_RESOLVER
};
typedef struct {
GProxyResolver *gproxy_resolver;
} SoupProxyResolverDefaultPrivate;
#define SOUP_PROXY_RESOLVER_DEFAULT_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), SOUP_TYPE_PROXY_RESOLVER_DEFAULT, SoupProxyResolverDefaultPrivate))
static void
soup_proxy_resolver_default_init (SoupProxyResolverDefault *resolver)
{
}
static void
soup_proxy_resolver_default_set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec)
{
SoupProxyResolverDefaultPrivate *priv = SOUP_PROXY_RESOLVER_DEFAULT_GET_PRIVATE (object);
switch (prop_id) {
case PROP_GPROXY_RESOLVER:
if (priv->gproxy_resolver)
g_object_unref (priv->gproxy_resolver);
priv->gproxy_resolver = g_value_dup_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
soup_proxy_resolver_default_constructed (GObject *object)
{
SoupProxyResolverDefaultPrivate *priv = SOUP_PROXY_RESOLVER_DEFAULT_GET_PRIVATE (object);
if (!priv->gproxy_resolver) {
priv->gproxy_resolver = g_proxy_resolver_get_default ();
g_object_ref (priv->gproxy_resolver);
}
G_OBJECT_CLASS (soup_proxy_resolver_default_parent_class)->constructed (object);
}
static void
soup_proxy_resolver_default_finalize (GObject *object)
{
SoupProxyResolverDefaultPrivate *priv = SOUP_PROXY_RESOLVER_DEFAULT_GET_PRIVATE (object);
g_clear_object (&priv->gproxy_resolver);
G_OBJECT_CLASS (soup_proxy_resolver_default_parent_class)->finalize (object);
}
static void
soup_proxy_resolver_default_class_init (SoupProxyResolverDefaultClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (klass, sizeof (SoupProxyResolverDefaultPrivate));
object_class->set_property = soup_proxy_resolver_default_set_property;
object_class->constructed = soup_proxy_resolver_default_constructed;
object_class->finalize = soup_proxy_resolver_default_finalize;
g_object_class_install_property (
object_class, PROP_GPROXY_RESOLVER,
g_param_spec_object ("gproxy-resolver",
"GProxyResolver",
"The underlying GProxyResolver",
G_TYPE_PROXY_RESOLVER,
G_PARAM_WRITABLE));
}
typedef struct {
SoupProxyURIResolver *resolver;
GCancellable *cancellable;
SoupProxyURIResolverCallback callback;
gpointer user_data;
} SoupAsyncData;
static void
resolved_proxy (GObject *object, GAsyncResult *result, gpointer data)
{
GProxyResolver *proxy_resolver = G_PROXY_RESOLVER (object);
SoupAsyncData *async_data = data;
GError *error = NULL;
char **proxy_uris = NULL;
SoupURI *proxy_uri = NULL;
guint status = SOUP_STATUS_OK;
proxy_uris = g_proxy_resolver_lookup_finish (proxy_resolver,
result,
&error);
if (error || proxy_uris == NULL || proxy_uris[0] == NULL) {
status = SOUP_STATUS_CANT_RESOLVE_PROXY;
goto finish;
}
/* We need to handle direct:// specially, otherwise
* SoupSession will try to resolve it as the proxy address.
*/
if (!g_strcmp0 (proxy_uris[0], "direct://"))
goto finish;
proxy_uri = soup_uri_new (proxy_uris[0]);
if (proxy_uri == NULL)
status = SOUP_STATUS_CANT_RESOLVE_PROXY;
finish:
async_data->callback (async_data->resolver,
status,
proxy_uri,
async_data->user_data);
if (async_data->cancellable)
g_object_unref (async_data->cancellable);
g_strfreev (proxy_uris);
if (proxy_uri)
soup_uri_free (proxy_uri);
g_object_unref (async_data->resolver);
g_slice_free (SoupAsyncData, async_data);
}
static void
get_proxy_uri_async (SoupProxyURIResolver *resolver,
SoupURI *uri,
GMainContext *async_context,
GCancellable *cancellable,
SoupProxyURIResolverCallback callback,
gpointer user_data)
{
SoupProxyResolverDefaultPrivate *priv = SOUP_PROXY_RESOLVER_DEFAULT_GET_PRIVATE (resolver);
SoupAsyncData *async_data;
char *uri_string;
async_data = g_slice_new0 (SoupAsyncData);
async_data->resolver = (SoupProxyURIResolver*) g_object_ref (resolver);
async_data->cancellable = cancellable;
async_data->callback = callback;
async_data->user_data = user_data;
uri_string = soup_uri_to_string (uri, FALSE);
if (async_context)
g_main_context_push_thread_default (async_context);
g_proxy_resolver_lookup_async (priv->gproxy_resolver,
uri_string,
cancellable ? g_object_ref (cancellable) : NULL,
resolved_proxy,
async_data);
if (async_context)
g_main_context_pop_thread_default (async_context);
g_free (uri_string);
}
static guint
get_proxy_uri_sync (SoupProxyURIResolver *resolver,
SoupURI *uri,
GCancellable *cancellable,
SoupURI **proxy_uri)
{
SoupProxyResolverDefaultPrivate *priv = SOUP_PROXY_RESOLVER_DEFAULT_GET_PRIVATE (resolver);
GError *error = NULL;
char** proxy_uris = NULL;
char *uri_string;
guint status = SOUP_STATUS_OK;
uri_string = soup_uri_to_string (uri, FALSE);
proxy_uris = g_proxy_resolver_lookup (priv->gproxy_resolver,
uri_string,
cancellable,
&error);
g_free (uri_string);
if (error || proxy_uris == NULL || proxy_uris[0] == NULL) {
status = SOUP_STATUS_CANT_RESOLVE_PROXY;
goto cleanup;
}
/* We need to handle direct:// specially, otherwise
* SoupSession will try to resolve it as the proxy address.
*/
if (!g_strcmp0 (proxy_uris[0], "direct://"))
goto cleanup;
*proxy_uri = soup_uri_new (proxy_uris[0]);
if (!*proxy_uri)
status = SOUP_STATUS_CANT_RESOLVE_PROXY;
cleanup:
g_strfreev (proxy_uris);
if (error)
g_clear_error (&error);
return status;
}
static void
soup_proxy_resolver_default_interface_init (SoupProxyURIResolverInterface *iface)
{
iface->get_proxy_uri_async = get_proxy_uri_async;
iface->get_proxy_uri_sync = get_proxy_uri_sync;
}
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