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lasso/lasso/xml/lib_logout_request.c

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/* $Id$
*
* Lasso - A free implementation of the Liberty Alliance specifications.
*
* Copyright (C) 2004 Entr'ouvert
* http://lasso.entrouvert.org
*
* Authors: Nicolas Clapies <nclapies@entrouvert.com>
* Valery Febvre <vfebvre@easter-eggs.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <libxml/uri.h>
#include <lasso/xml/lib_logout_request.h>
/*
The Schema fragment (liberty-idff-protocols-schema-v1.2.xsd):
<xs:element name="LogoutRequest" type="LogoutRequestType"/>
<xs:complexType name="LogoutRequestType">
<xs:complexContent>
<xs:extension base="samlp:RequestAbstractType">
<xs:sequence>
<xs:element ref="Extension" minOccurs="0" maxOccurs="unbounded"/>
<xs:element ref="ProviderID"/>
<xs:element ref="saml:NameIdentifier"/>
<xs:element name="SessionIndex" type="xs:string" minOccurs="0"/>
<xs:element ref="RelayState" minOccurs="0"/>
</xs:sequence>
<xs:attribute ref="consent" use="optional"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<xs:element name="ProviderID" type="md:entityIDType"/>
<xs:element name="RelayState" type="xs:string"/>
From liberty-metadata-v1.0.xsd:
<xs:simpleType name="entityIDType">
<xs:restriction base="xs:anyURI">
<xs:maxLength value="1024" id="maxlengthid"/>
</xs:restriction>
</xs:simpleType>
*/
/*****************************************************************************/
/* private methods */
/*****************************************************************************/
static LassoNodeClass *parent_class = NULL;
static xmlNode*
get_xmlNode(LassoNode *node)
{
LassoLibLogoutRequest *request = LASSO_LIB_LOGOUT_REQUEST(node);
xmlNode *xmlnode;
xmlnode = parent_class->get_xmlNode(node);
xmlNodeSetName(xmlnode, "LogoutRequest");
xmlSetNs(xmlnode, xmlNewNs(xmlnode, LASSO_LIB_HREF, LASSO_LIB_PREFIX));
if (request->Extension)
xmlNewTextChild(xmlnode, NULL, "Extension", request->Extension);
if (request->ProviderID)
xmlNewTextChild(xmlnode, NULL, "ProviderID", request->ProviderID);
if (request->NameIdentifier)
xmlAddChild(xmlnode, lasso_node_get_xmlNode(LASSO_NODE(request->NameIdentifier)));
if (request->SessionIndex)
xmlNewTextChild(xmlnode, NULL, "SessionIndex", request->SessionIndex);
if (request->RelayState)
xmlNewTextChild(xmlnode, NULL, "RelayState", request->RelayState);
if (request->consent)
xmlSetProp(xmlnode, "consent", request->consent);
return xmlnode;
}
static gchar*
build_query(LassoNode *node)
{
char *str, *t;
GString *s;
LassoLibLogoutRequest *request = LASSO_LIB_LOGOUT_REQUEST(node);
str = parent_class->build_query(node);
s = g_string_new(str);
g_free(str);
/* XXX Extension */
if (request->ProviderID) {
t = xmlURIEscapeStr(request->ProviderID, NULL);
g_string_append_printf(s, "&ProviderID=%s", t);
xmlFree(t);
}
if (request->NameIdentifier) {
t = lasso_node_build_query(LASSO_NODE(request->NameIdentifier));
g_string_append_printf(s, "&%s", t);
g_free(t);
}
if (request->SessionIndex)
g_string_append_printf(s, "&SessionIndex=%s", request->SessionIndex);
if (request->RelayState)
g_string_append_printf(s, "&RelayState=%s", request->RelayState);
if (request->consent)
g_string_append_printf(s, "&consent=%s", request->consent);
str = s->str;
g_string_free(s, FALSE);
return str;
}
static void
init_from_query(LassoNode *node, char **query_fields)
{
LassoLibLogoutRequest *request = LASSO_LIB_LOGOUT_REQUEST(node);
int i;
char *t;
request->NameIdentifier = lasso_saml_name_identifier_new();
for (i=0; (t=query_fields[i]); i++) {
if (g_str_has_prefix(t, "ProviderID=")) {
request->ProviderID = g_strdup(t+11);
continue;
}
if (g_str_has_prefix(t, "SessionIndex=")) {
request->SessionIndex = g_strdup(t+16);
continue;
}
if (g_str_has_prefix(t, "RelayState=")) {
request->RelayState = g_strdup(t+11);
continue;
}
if (g_str_has_prefix(t, "consent=")) {
request->consent = g_strdup(t+8);
continue;
}
if (g_str_has_prefix(t, "NameIdentifier=")) {
request->NameIdentifier->content = g_strdup(t+15);
continue;
}
if (g_str_has_prefix(t, "NameFormat=")) {
request->NameIdentifier->Format = g_strdup(t+11);
continue;
}
if (g_str_has_prefix(t, "NameQualifier=")) {
request->NameIdentifier->NameQualifier = g_strdup(t+14);
continue;
}
}
parent_class->init_from_query(node, query_fields);
}
static void
init_from_xml(LassoNode *node, xmlNode *xmlnode)
{
LassoLibLogoutRequest *request = LASSO_LIB_LOGOUT_REQUEST(node);
xmlNode *t, *n;
parent_class->init_from_xml(node, xmlnode);
t = xmlnode->children;
while (t) {
n = t;
t = t->next;
if (n->type != XML_ELEMENT_NODE) {
continue;
}
if (strcmp(n->name, "ProviderID") == 0) {
request->ProviderID = xmlNodeGetContent(n);
continue;
}
if (strcmp(n->name, "NameIdentifier") == 0) {
request->NameIdentifier = LASSO_SAML_NAME_IDENTIFIER(
lasso_node_new_from_xmlNode(n));
continue;
}
if (strcmp(n->name, "SessionIndex") == 0) {
request->SessionIndex = xmlNodeGetContent(n);
continue;
}
if (strcmp(n->name, "RelayState") == 0) {
request->RelayState = xmlNodeGetContent(n);
continue;
}
}
request->consent = xmlGetProp(xmlnode, "consent");
}
/*****************************************************************************/
/* instance and class init functions */
/*****************************************************************************/
static void
instance_init(LassoLibLogoutRequest *node)
{
node->Extension = NULL;
node->ProviderID = NULL;
node->NameIdentifier = NULL;
node->SessionIndex = NULL;
node->RelayState = NULL;
node->consent = NULL;
}
static void
class_init(LassoLibLogoutRequestClass *klass)
{
parent_class = g_type_class_peek_parent(klass);
LASSO_NODE_CLASS(klass)->get_xmlNode = get_xmlNode;
LASSO_NODE_CLASS(klass)->init_from_xml = init_from_xml;
LASSO_NODE_CLASS(klass)->build_query = build_query;
LASSO_NODE_CLASS(klass)->init_from_query = init_from_query;
}
GType
lasso_lib_logout_request_get_type()
{
static GType this_type = 0;
if (!this_type) {
static const GTypeInfo this_info = {
sizeof (LassoLibLogoutRequestClass),
NULL,
NULL,
(GClassInitFunc) class_init,
NULL,
NULL,
sizeof(LassoLibLogoutRequest),
0,
(GInstanceInitFunc) instance_init,
};
this_type = g_type_register_static(LASSO_TYPE_SAMLP_REQUEST_ABSTRACT,
"LassoLibLogoutRequest", &this_info, 0);
}
return this_type;
}
LassoNode*
lasso_lib_logout_request_new()
{
return LASSO_NODE(g_object_new(LASSO_TYPE_LIB_LOGOUT_REQUEST, NULL));
}
LassoNode*
lasso_lib_logout_request_new_full(char *providerID, LassoSamlNameIdentifier *nameIdentifier,
lassoSignatureType sign_type, lassoSignatureMethod sign_method)
{
LassoSamlpRequestAbstract *request;
request = g_object_new(LASSO_TYPE_LIB_LOGOUT_REQUEST, NULL);
request->RequestID = lasso_build_unique_id(32);
request->MajorVersion = LASSO_LIB_MAJOR_VERSION_N;
request->MinorVersion = LASSO_LIB_MINOR_VERSION_N;
request->IssueInstant = lasso_get_current_time();
/* set the signature template */
if (sign_type != LASSO_SIGNATURE_TYPE_NONE) {
#if 0 /* XXX: signatures are done differently */
lasso_samlp_request_abstract_set_signature_tmpl(
request, sign_type, sign_method, NULL);
#endif
}
/* ProviderID */
LASSO_LIB_LOGOUT_REQUEST(request)->ProviderID = g_strdup(providerID);
LASSO_LIB_LOGOUT_REQUEST(request)->NameIdentifier = g_object_ref(nameIdentifier);
return LASSO_NODE(request);
}
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