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/*
* Copyright (C) 2022 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "WebKitAutoconfigProxyResolver.h"
#include <wtf/glib/GUniquePtr.h>
#include <wtf/glib/WTFGType.h>
struct _WebKitAutoconfigProxyResolverPrivate {
GRefPtr<GDBusProxy> pacRunner;
CString autoconfigURL;
};
static void webkitAutoconfigProxyResolverInterfaceInit(GProxyResolverInterface*);
WEBKIT_DEFINE_TYPE_WITH_CODE(WebKitAutoconfigProxyResolver, webkit_autoconfig_proxy_resolver, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE(G_TYPE_PROXY_RESOLVER, webkitAutoconfigProxyResolverInterfaceInit))
static void webkit_autoconfig_proxy_resolver_class_init(WebKitAutoconfigProxyResolverClass*)
{
}
GRefPtr<GProxyResolver> webkitAutoconfigProxyResolverNew(const CString& autoconfigURL)
{
GUniqueOutPtr<GError> error;
GRefPtr<GDBusProxy> pacRunner = adoptGRef(g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SESSION,
static_cast<GDBusProxyFlags>(G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES | G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS),
nullptr, "org.gtk.GLib.PACRunner", "/org/gtk/GLib/PACRunner", "org.gtk.GLib.PACRunner", nullptr, &error.outPtr()));
if (!pacRunner) {
g_warning("Could not start proxy autoconfiguration helper: %s\n", error->message);
return nullptr;
}
auto* proxyResolver = WEBKIT_AUTOCONFIG_PROXY_RESOLVER(g_object_new(WEBKIT_TYPE_AUTOCONFIG_PROXY_RESOLVER, nullptr));
proxyResolver->priv->pacRunner = WTFMove(pacRunner);
proxyResolver->priv->autoconfigURL = autoconfigURL;
return adoptGRef(G_PROXY_RESOLVER(proxyResolver));
}
static gchar** webkitAutoconfigProxyResolverLookup(GProxyResolver* proxyResolver, const char* uri, GCancellable* cancellable, GError** error)
{
auto* priv = WEBKIT_AUTOCONFIG_PROXY_RESOLVER(proxyResolver)->priv;
GRefPtr<GVariant> variant = adoptGRef(g_dbus_proxy_call_sync(priv->pacRunner.get(), "Lookup", g_variant_new("(ss)", priv->autoconfigURL.data(), uri),
G_DBUS_CALL_FLAGS_NONE, -1, cancellable, error));
if (!variant)
return nullptr;
gchar** proxies;
g_variant_get(variant.get(), "(^as)", &proxies);
return proxies;
}
static void webkitAutoconfigProxyResolverLookupAsync(GProxyResolver* proxyResolver, const char* uri, GCancellable* cancellable, GAsyncReadyCallback callback, gpointer userData)
{
GTask* task = g_task_new(proxyResolver, cancellable, callback, userData);
auto* priv = WEBKIT_AUTOCONFIG_PROXY_RESOLVER(proxyResolver)->priv;
g_dbus_proxy_call(priv->pacRunner.get(), "Lookup", g_variant_new("(ss)", priv->autoconfigURL.data(), uri), G_DBUS_CALL_FLAGS_NONE, -1, cancellable,
[](GObject* source, GAsyncResult* result, gpointer userData) {
GRefPtr<GTask> task = adoptGRef(G_TASK(userData));
GUniqueOutPtr<GError> error;
GRefPtr<GVariant> variant = adoptGRef(g_dbus_proxy_call_finish(G_DBUS_PROXY(source), result, &error.outPtr()));
if (variant) {
gchar** proxies;
g_variant_get(variant.get(), "(^as)", &proxies);
g_task_return_pointer(task.get(), proxies, reinterpret_cast<GDestroyNotify>(g_strfreev));
} else
g_task_return_error(task.get(), error.release());
}, task);
}
static gchar** webkitAutoconfigProxyResolverLookupFinish(GProxyResolver*, GAsyncResult* result, GError** error)
{
return static_cast<char**>(g_task_propagate_pointer(G_TASK(result), error));
}
static void webkitAutoconfigProxyResolverInterfaceInit(GProxyResolverInterface* interface)
{
interface->lookup = webkitAutoconfigProxyResolverLookup;
interface->lookup_async = webkitAutoconfigProxyResolverLookupAsync;
interface->lookup_finish = webkitAutoconfigProxyResolverLookupFinish;
}
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