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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* soup-www-auth-context.c: WWW authentication-management object
*
* Copyright (C) 2001-2003, Ximian, Inc.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include "soup-www-auth-context.h"
#include "soup-private.h"
struct _SoupWWWAuthContextPrivate {
GHashTable *auth_realms;
GHashTable *auths;
};
#define PARENT_TYPE SOUP_TYPE_AUTH_CONTEXT
static SoupAuthContext *parent_class;
static void add_auth (SoupAuthContext *ac, const SoupUri *uri, SoupAuth *auth);
static void invalidate_auth (SoupAuthContext *ac, SoupAuth *auth);
static SoupAuth *find_auth_for_realm (SoupAuthContext *ac, const char *scheme, const char *realm);
static SoupAuth *find_auth (SoupAuthContext *ac, SoupMessage *msg);
static void
init (GObject *object)
{
SoupWWWAuthContext *wac = SOUP_WWW_AUTH_CONTEXT (object);
wac->priv = g_new0 (SoupWWWAuthContextPrivate, 1);
}
static void
free_path (gpointer path, gpointer realm, gpointer unused)
{
g_free (path);
}
static void
free_auth (gpointer realm, gpointer auth, gpointer unused)
{
g_object_unref (auth);
}
static void
finalize (GObject *object)
{
SoupWWWAuthContext *wac = SOUP_WWW_AUTH_CONTEXT (object);
if (wac->priv->auth_realms) {
g_hash_table_foreach (wac->priv->auth_realms, free_path, NULL);
g_hash_table_destroy (wac->priv->auth_realms);
}
if (wac->priv->auths) {
g_hash_table_foreach (wac->priv->auths, free_auth, NULL);
g_hash_table_destroy (wac->priv->auths);
}
g_free (wac->priv);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
class_init (GObjectClass *object_class)
{
SoupAuthContextClass *auth_context_class =
SOUP_AUTH_CONTEXT_CLASS (object_class);
parent_class = g_type_class_ref (PARENT_TYPE);
auth_context_class->authorization_header = "Authorization";
auth_context_class->authenticate_header = "WWW-Authenticate";
/* virtual method override */
auth_context_class->add_auth = add_auth;
auth_context_class->invalidate_auth = invalidate_auth;
auth_context_class->find_auth_for_realm = find_auth_for_realm;
auth_context_class->find_auth = find_auth;
object_class->finalize = finalize;
}
SOUP_MAKE_TYPE (soup_www_auth_context, SoupWWWAuthContext, class_init, init, PARENT_TYPE)
SoupAuthContext *
soup_www_auth_context_new (void)
{
SoupWWWAuthContext *wac;
wac = g_object_new (SOUP_TYPE_WWW_AUTH_CONTEXT, NULL);
return (SoupAuthContext *)wac;
}
#define SAME_SERVER(uri1, uri2) (!strcmp (uri1->host, uri2->host) && (uri1->port == uri2->port) && (uri1->protocol == uri2->protocol))
static void
add_auth (SoupAuthContext *ac, const SoupUri *uri, SoupAuth *auth)
{
SoupWWWAuthContext *wac = SOUP_WWW_AUTH_CONTEXT (ac);
SoupAuth *old_auth;
gpointer old_path, old_scheme_realm;
char *dir_path, *p, *scheme_realm;
GSList *protection_space, *ps;
SoupUri *psuri;
if (!soup_auth_get_realm (auth))
return;
if (!wac->priv->auths) {
wac->priv->auths = g_hash_table_new (g_str_hash, g_str_equal);
wac->priv->auth_realms = g_hash_table_new (g_str_hash, g_str_equal);
}
scheme_realm = g_strdup_printf ("%s:%s",
soup_auth_get_scheme_name (auth),
soup_auth_get_realm (auth));
old_auth = g_hash_table_lookup (wac->priv->auths, scheme_realm);
if (old_auth)
auth = old_auth;
else {
g_hash_table_insert (wac->priv->auths,
g_strdup (scheme_realm), auth);
g_object_ref (auth);
}
protection_space = soup_auth_get_protection_space (auth, uri);
for (ps = protection_space; ps; ps = ps->next) {
psuri = ps->data;
if (!SAME_SERVER (uri, psuri))
continue;
dir_path = g_strdup (psuri->path);
p = strrchr (dir_path, '/');
if (p && p != dir_path && !p[1])
*p = '\0';
if (g_hash_table_lookup_extended (wac->priv->auth_realms,
dir_path, &old_path,
&old_scheme_realm)) {
if (!strcmp (old_scheme_realm, scheme_realm)) {
g_free (dir_path);
continue;
}
g_hash_table_remove (wac->priv->auth_realms, old_path);
g_free (old_path);
}
g_hash_table_insert (wac->priv->auth_realms, dir_path,
g_strdup (scheme_realm));
}
soup_auth_free_protection_space (auth, protection_space);
g_free (scheme_realm);
}
static void
invalidate_auth (SoupAuthContext *ac, SoupAuth *auth)
{
SoupWWWAuthContext *wac = SOUP_WWW_AUTH_CONTEXT (ac);
char *scheme_realm;
gpointer key, value;
SOUP_AUTH_CONTEXT_CLASS (parent_class)->invalidate_auth (ac, auth);
scheme_realm = g_strdup_printf ("%s:%s",
soup_auth_get_scheme_name (auth),
soup_auth_get_realm (auth));
if (g_hash_table_lookup_extended (wac->priv->auths, scheme_realm,
&key, &value) &&
auth == (SoupAuth *)value) {
g_hash_table_remove (wac->priv->auths, scheme_realm);
g_free (key);
g_object_unref (auth);
}
g_free (scheme_realm);
}
static SoupAuth *
find_auth_for_realm (SoupAuthContext *ac,
const char *scheme, const char *realm)
{
SoupWWWAuthContext *wac = SOUP_WWW_AUTH_CONTEXT (ac);
char *scheme_realm;
SoupAuth *auth;
if (!wac->priv->auths)
return NULL;
scheme_realm = g_strdup_printf ("%s:%s", scheme, realm);
auth = g_hash_table_lookup (wac->priv->auths, scheme_realm);
g_free (scheme_realm);
return auth;
}
static SoupAuth *
find_auth (SoupAuthContext *ac, SoupMessage *msg)
{
SoupWWWAuthContext *wac = SOUP_WWW_AUTH_CONTEXT (ac);
const SoupUri *uri = soup_message_get_uri (msg);
char *path, *dir;
const char *scheme_realm;
if (!wac->priv->auths)
return NULL;
path = g_strdup (uri->path);
dir = path;
do {
scheme_realm = g_hash_table_lookup (wac->priv->auth_realms,
path);
if (scheme_realm)
break;
dir = strrchr (path, '/');
if (dir)
*dir = '\0';
} while (dir);
g_free (path);
if (!scheme_realm)
return NULL;
return g_hash_table_lookup (wac->priv->auths, scheme_realm);
}
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