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/* config-env.c
*
* Copyright 2022-2023 Jan-Michael Brummer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include <libpeas/peas.h>
#include "config-env.h"
#include "px-plugin-config.h"
#include "px-manager.h"
static void px_config_iface_init (PxConfigInterface *iface);
G_MODULE_EXPORT void peas_register_types (PeasObjectModule *module);
struct _PxConfigEnv {
GObject parent_instance;
GStrv no_proxy;
const char *ftp_proxy;
const char *http_proxy;
const char *https_proxy;
};
G_DEFINE_FINAL_TYPE_WITH_CODE (PxConfigEnv,
px_config_env,
G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (PX_TYPE_CONFIG, px_config_iface_init))
static void
px_config_env_init (PxConfigEnv *self)
{
const char *no_proxy;
/* Collect data in init() to speed up get_config() calls */
no_proxy = g_getenv ("no_proxy");
if (!no_proxy)
no_proxy = g_getenv ("NO_PROXY");
if (no_proxy)
self->no_proxy = g_strsplit (no_proxy, ",", -1);
self->ftp_proxy = g_getenv ("ftp_proxy");
if (!self->ftp_proxy)
self->ftp_proxy = g_getenv ("FTP_PROXY");
self->https_proxy = g_getenv ("https_proxy");
if (!self->https_proxy)
self->https_proxy = g_getenv ("HTTPS_PROXY");
self->http_proxy = g_getenv ("http_proxy");
if (!self->http_proxy)
self->http_proxy = g_getenv ("HTTP_PROXY");
}
static void
px_config_env_dispose (GObject *object)
{
PxConfigEnv *self = PX_CONFIG_ENV (object);
g_clear_pointer (&self->no_proxy, g_strfreev);
G_OBJECT_CLASS (px_config_env_parent_class)->dispose (object);
}
static void
px_config_env_class_init (PxConfigEnvClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = px_config_env_dispose;
}
static gboolean
px_config_env_is_available (PxConfig *self)
{
return TRUE;
}
static gboolean
px_config_env_get_config (PxConfig *config,
GUri *uri,
GStrvBuilder *builder,
GError **error)
{
PxConfigEnv *self = PX_CONFIG_ENV (config);
const char *proxy = NULL;
const char *scheme = g_uri_get_scheme (uri);
/* TODO:
* - Are host names resolved to IPs??
* - case insensitive check?
*/
if (self->no_proxy && (g_strv_contains ((const char * const *)self->no_proxy, g_uri_get_host (uri)) || g_strv_contains ((const char * const *)self->no_proxy, "*"))) {
return TRUE;
}
if (g_strcmp0 (scheme, "ftp") == 0)
proxy = self->ftp_proxy;
else if (g_strcmp0 (scheme, "https") == 0)
proxy = self->https_proxy;
/* TODO: Is this what we want as a fallback? What about ALL_PROXY? */
if (!proxy)
proxy = self->http_proxy;
/* TODO: Where should we add proxy url validation ? */
if (proxy)
g_strv_builder_add (builder, proxy);
return TRUE;
}
static void
px_config_iface_init (PxConfigInterface *iface)
{
iface->is_available = px_config_env_is_available;
iface->get_config = px_config_env_get_config;
}
G_MODULE_EXPORT void
peas_register_types (PeasObjectModule *module)
{
peas_object_module_register_extension_type (module,
PX_TYPE_CONFIG,
PX_CONFIG_TYPE_ENV);
}
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