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#ifndef __OPKELE_AX_H
#define __OPKELE_AX_H
/**
* @file
* @brief Attribute Exchange extension
*/
#include <opkele/extension.h>
namespace opkele {
/**
* OpenID attribute exchange extension implementation
* http://openid.net/specs/openid-attribute-exchange-1_0.html
*/
class ax_t : public extension_t {
public:
/** special "count" value for add_attribute to request fetching "as many values as possible". */
static const int UNLIMITED_COUNT = -1;
/**
* Optional URL for receiving future attribute updates.
* Set it before checkid_setup to send up the URL; read it after id_res to get it back.
*/
std::string update_url;
/**
* Consumer constructor.
*/
ax_t() : alias_count(0) { }
/** Adds an attribute to request during checkid_setup. */
void add_attribute(const char *uri, bool required, const char *alias = NULL, int count = 1);
/** Returns an attribute fetched for the given type-uri during id_res. */
std::string get_attribute(const char *uri, int index = 0);
/** Returns the number of values fetched for the given type-uri during id_res. */
size_t get_attribute_count(const char *uri);
virtual void rp_checkid_hook(basic_openid_message& om);
virtual void rp_id_res_hook(const basic_openid_message& om,
const basic_openid_message& sp);
virtual void op_checkid_hook(const basic_openid_message& inm);
virtual void op_id_res_hook(basic_openid_message& oum);
virtual void checkid_hook(basic_openid_message& om);
virtual void id_res_hook(const basic_openid_message& om,
const basic_openid_message& sp);
virtual void checkid_hook(const basic_openid_message& inm,
basic_openid_message& oum);
/**
* Function called after parsing sreg request to set up response
* fields. The default implementation tries to send as much fields
* as we have. The function is supposed to set the data and
* fields_response.
* @see fields_response
* @param inm incoming openid message
* @param oum outgoing openid message
*/
virtual void setup_response(const basic_openid_message& inm,
basic_openid_message& oum);
virtual void setup_response();
protected:
/** Stores attributes to request fetching during checkid_setup. */
struct ax_attr_t {
std::string uri;
std::string alias;
bool required;
int count;
};
std::vector<ax_attr_t> attrs;
unsigned int alias_count; // auto-incr counter for auto-named aliases
/** Stores results from fetch response during id_res. */
std::map<std::string, std::vector<std::string> > response_attrs;
};
}
#endif /* __OPKELE_AX_H */
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