/*

  Meanwhile - Unofficial Lotus Sametime Community Client Library

  Copyright (C) 2004  Christopher (siege) O'Brien

  This library is free software; you can redistribute it and/or

  modify it under the terms of the GNU Library General Public

  License as published by the Free Software Foundation; either

  version 2 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

  Library General Public License for more details.

  You should have received a copy of the GNU Library General Public

  License along with this library; if not, write to the Free

  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

#ifndef _MW_SRVC_DIR_H

#define _MW_SERV_DIR_H

#include <glib.h>

#ifdef __cplusplus

extern "C" {

#endif

struct mwSession;

#define SERVICE_DIRECTORY  0x0000001a

/** @struct mwServiceDirectory

    the directory service. */

struct mwServiceDirectory;

/** @struct mwAddressBook

    server-side collection of users and groups. Open a directory

    based on an address book to search or list its contents */

struct mwAddressBook;

/** @struct mwDirectory

    searchable directory, based off of an address book */

struct mwDirectory;

enum mwDirectoryState {

  mwDirectory_NEW,      /**< directory is created, but not open */

  mwDirectory_PENDING,  /**< directory has in the process of opening */

  mwDirectory_OPEN,     /**< directory is open */

  mwDirectory_ERROR,    /**< error opening or using directory */

  mwDirectory_UNKNOWN,  /**< error determining directory state */

};

/** return value of directory searches that fail */

#define DIR_SEARCH_ERROR  0x00000000

#define MW_DIRECTORY_IS_STATE(dir, state) \

  (mwDirectory_getState(dir) == (state))

#define MW_DIRECTORY_IS_NEW(dir) \

  MW_DIRECTORY_IS_STATE((dir), mwDirectory_NEW)

#define MW_DIRECTORY_IS_PENDING(dir) \

  MW_DIRECTORY_IS_STATE((dir), mwDirectory_PENDING)

#define MW_DIRECTORY_IS_OPEN(dir) \

  MW_DIRECTORY_IS_STATE((dir), mwDirectory_OPEN)

enum mwDirectoryMemberType {

  mwDirectoryMember_USER   = 0x0000,

  mwDirectoryMember_GROUP  = 0x0001,

};

struct mwDirectoryMember {

  guint16 type;      /**< @see mwDirectoryMemberType */

  char *id;          /**< proper ID for member */

  char *long_name;   /**< full name of member (USER type only) */

  char *short_name;  /**< short name of member */

  guint16 foo;       /**< unknown */

};

/** Appropriate function signature for handling directory search results */

typedef void (*mwSearchHandler)

     (struct mwDirectory *dir,

      guint32 code, guint32 offset, GList *members);

/** handles asynchronous events for a directory service instance */

struct mwDirectoryHandler {

  /** handle receipt of the address book list from the service.

      Initially triggered by mwServiceDirectory_refreshAddressBooks

      and at service startup */

  void (*on_book_list)(struct mwServiceDirectory *srvc, GList *books);

  /** triggered when a directory has been successfully opened */

  void (*dir_opened)(struct mwDirectory *dir);

  /** triggered when a directory has been closed */

  void (*dir_closed)(struct mwDirectory *dir, guint32 reason);

  /** optional. called from mwService_free */

  void (*clear)(struct mwServiceDirectory *srvc);

};

/** Allocate a new directory service instance for use with session */

struct mwServiceDirectory *

mwServiceDirectory_new(struct mwSession *session,

		       struct mwDirectoryHandler *handler);

/** the handler associated with the service at its creation */

struct mwDirectoryHandler *

mwServiceDirectory_getHandler(struct mwServiceDirectory *srvc);

/** most recent list of address books available in service */

GList *mwServiceDirectory_getAddressBooks(struct mwServiceDirectory *srvc);

/** submit a request to obtain an updated list of address books from

    service */

int mwServiceDirectory_refreshAddressBooks(struct mwServiceDirectory *srvc);

/** list of directories in the service */

GList *mwServiceDirectory_getDirectories(struct mwServiceDirectory *srvc);

/** list of directories associated with address book. Note that the

    returned GList will need to be free'd after use */

GList *mwAddressBook_getDirectories(struct mwAddressBook *book);

/** the name of the address book */

const char *mwAddressBook_getName(struct mwAddressBook *book);

/** allocate a new directory based off the given address book */

struct mwDirectory *mwDirectory_new(struct mwAddressBook *book);

enum mwDirectoryState mwDirectory_getState(struct mwDirectory *dir);

/** set client data. If there is an existing clear function, it will

    not be called */

void mwDirectory_setClientData(struct mwDirectory *dir,

			       gpointer data, GDestroyNotify clear);

/** reference associated client data */

gpointer mwDirectory_getClientData(struct mwDirectory *dir);

/** remove and cleanup user data */

void mwDirectory_removeClientData(struct mwDirectory *dir);

/** reference owning service */

struct mwServiceDirectory *mwDirectory_getService(struct mwDirectory *dir);

/** reference owning address book */

struct mwAddressBook *mwDirectory_getAddressBook(struct mwDirectory *dir);

/** initialize a directory. */

int mwDirectory_open(struct mwDirectory *dir, mwSearchHandler cb);

/** continue a search into its next results */

int mwDirectory_next(struct mwDirectory *dir);

/** continue a search into its previous results */

int mwDirectory_previous(struct mwDirectory *dir);

/** initiate a search on an open directory */

int mwDirectory_search(struct mwDirectory *dir, const char *query);

/** close and free the directory, and unassociate it with its owning

    address book and service */

int mwDirectory_destroy(struct mwDirectory *dir);

#ifdef __cplusplus

}

#endif

#endif /* _MW_SRVC_DIR_H */