nmcontact.c

Linux下的多协议即时通讯程序源代码

/*
 * nmcontact.c
 *
 * Copyright (c) 2004 Novell, Inc. All Rights Reserved.
 *
 * 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; version 2 of the License.
 *
 * 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 <glib.h>
#include <string.h>
#include "nmcontact.h"
#include "nmfield.h"
#include "nmuser.h"

struct _NMContact
{
	int id;
	int parent_id;
	int seq;
	char *dn;
	char *display_name;
	NMUserRecord *user_record;
	gpointer data;
	int ref_count;
};

struct _NMFolder
{
	int id;
	int seq;
	char *name;
	GSList *folders;
	GSList *contacts;
	int ref_count;
};

static int count = 0;

static void _release_folder_contacts(NMFolder * folder);
static void _release_folder_folders(NMFolder * folder);
static void _add_contacts(NMUser * user, NMFolder * folder, NMField * fields);
static void _add_folders(NMFolder * root, NMField * fields);

/*********************************************************************
 * Contact API
 *********************************************************************/

NMContact *
nm_create_contact()
{
	NMContact *contact = g_new0(NMContact, 1);

	contact->ref_count = 1;

	purple_debug(PURPLE_DEBUG_INFO, "novell", "Creating contact, total=%d\n",
			   count++);

	return contact;
}

/*
 * This creates a contact for the contact list. The
 * field array that is passed in should be a
 * NM_A_FA_CONTACT array.
 *
 */
NMContact *
nm_create_contact_from_fields(NMField * fields)
{
	NMContact *contact;
	NMField *field;

	if ( fields == NULL || fields->tag == NULL || fields->ptr_value == 0 ||
		 strcmp(fields->tag, NM_A_FA_CONTACT) )
	{
		return NULL;
	}

	contact = nm_create_contact();

	if ((field = nm_locate_field(NM_A_SZ_OBJECT_ID, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->id = atoi((char *) field->ptr_value);

	}

	if ((field = nm_locate_field(NM_A_SZ_PARENT_ID, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->parent_id = atoi((char *) field->ptr_value);

	}

	if ((field =
		 nm_locate_field(NM_A_SZ_SEQUENCE_NUMBER, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->seq = atoi((char *) field->ptr_value);

	}

	if ((field =
		 nm_locate_field(NM_A_SZ_DISPLAY_NAME, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->display_name = g_strdup((char *) field->ptr_value);

	}

	if ((field = nm_locate_field(NM_A_SZ_DN, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->dn = g_strdup((char *) field->ptr_value);

	}

	return contact;
}

void
nm_contact_update_list_properties(NMContact * contact, NMField * fields)
{
	NMField *field;

	if (contact == NULL || fields == NULL || fields->ptr_value == 0)
		return;

	if ((field = nm_locate_field(NM_A_SZ_OBJECT_ID, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->id = atoi((char *)field->ptr_value);

	}

	if ((field = nm_locate_field(NM_A_SZ_PARENT_ID, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->parent_id = atoi((char *) field->ptr_value);

	}

	if ((field =
		 nm_locate_field(NM_A_SZ_SEQUENCE_NUMBER, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			contact->seq = atoi((char *) field->ptr_value);

	}

	if ((field =
		 nm_locate_field(NM_A_SZ_DISPLAY_NAME, (NMField *) fields->ptr_value))) {

		if (field->ptr_value) {
			if (contact->display_name)
				g_free(contact->display_name);

			contact->display_name = g_strdup((char *) field->ptr_value);
		}

	}

	if ((field = nm_locate_field(NM_A_SZ_DN, (NMField *) fields->ptr_value))) {

		if (field->ptr_value) {
			if (contact->dn)
				g_free(contact->dn);

			contact->dn = g_strdup((char *) field->ptr_value);
		}

	}
}

NMField *
nm_contact_to_fields(NMContact * contact)
{
	NMField *fields = NULL;

	if (contact == NULL)
		return NULL;

	fields = nm_field_add_pointer(fields, NM_A_SZ_OBJECT_ID, 0, NMFIELD_METHOD_VALID, 0,
								  g_strdup_printf("%d", contact->id), NMFIELD_TYPE_UTF8);

	fields = nm_field_add_pointer(fields, NM_A_SZ_PARENT_ID, 0, NMFIELD_METHOD_VALID, 0,
								  g_strdup_printf("%d", contact->parent_id), NMFIELD_TYPE_UTF8);

	fields = nm_field_add_pointer(fields, NM_A_SZ_SEQUENCE_NUMBER, 0, NMFIELD_METHOD_VALID, 0,
								  g_strdup_printf("%d", contact->seq), NMFIELD_TYPE_UTF8);

	if (contact->display_name != NULL) {
		fields = nm_field_add_pointer(fields, NM_A_SZ_DISPLAY_NAME, 0, NMFIELD_METHOD_VALID, 0,
									  g_strdup(contact->display_name), NMFIELD_TYPE_UTF8);
	}

	if (contact->dn != NULL) {
		fields = nm_field_add_pointer(fields, NM_A_SZ_DN, 0, NMFIELD_METHOD_VALID, 0,
									  g_strdup(contact->dn), NMFIELD_TYPE_UTF8);
	}

	return fields;
}

void
nm_contact_add_ref(NMContact * contact)
{
	if (contact)
		contact->ref_count++;
}

void
nm_release_contact(NMContact * contact)
{
	if (contact == NULL)
		return;

	if (--(contact->ref_count) == 0) {

		purple_debug(PURPLE_DEBUG_INFO, "novell",
				   "Releasing contact, total=%d\n", --count);

		if (contact->display_name) {
			g_free(contact->display_name);
		}

		if (contact->dn) {
			g_free(contact->dn);
		}

		if (contact->user_record) {
			nm_release_user_record(contact->user_record);
		}

		g_free(contact);
	}

}

const char *
nm_contact_get_display_name(NMContact * contact)
{
	if (contact == NULL)
		return NULL;

	if (contact->user_record != NULL && contact->display_name == NULL) {
		const char *full_name, *lname, *fname, *cn, *display_id;

		full_name = nm_user_record_get_full_name(contact->user_record);
		fname = nm_user_record_get_first_name(contact->user_record);
		lname = nm_user_record_get_last_name(contact->user_record);
		cn = nm_user_record_get_userid(contact->user_record);
		display_id = nm_user_record_get_display_id(contact->user_record);

		/* Try to build a display name. */
		if (full_name) {

			contact->display_name = g_strdup(full_name);

		} else if (fname && lname) {

			contact->display_name = g_strdup_printf("%s %s", fname, lname);

		} else {

			/* If auth attribute is set use it */
			if (nm_user_record_get_auth_attr(contact->user_record) &&
				display_id != NULL)	{

				contact->display_name = g_strdup(display_id);

			} else {

				/* Use CN or display id */
				if (cn) {

					contact->display_name = g_strdup(cn);

				} else if (display_id) {

					contact->display_name = g_strdup(display_id);

				}

			}

		}
	}

	return contact->display_name;
}

void
nm_contact_set_display_name(NMContact * contact, const char *display_name)
{
	if (contact == NULL)
		return;

	if (contact->display_name) {
		g_free(contact->display_name);
		contact->display_name = NULL;
	}

	if (display_name)
		contact->display_name = g_strdup(display_name);
}

void
nm_contact_set_dn(NMContact * contact, const char *dn)
{
	if (contact == NULL)
		return;

	if (contact->dn) {
		g_free(contact->dn);
		contact->dn = NULL;
	}

	if (dn)
		contact->dn = g_strdup(dn);
}

const char *
nm_contact_get_dn(NMContact * contact)
{
	if (contact == NULL)
		return NULL;

	return contact->dn;
}

gpointer
nm_contact_get_data(NMContact * contact)
{
	if (contact == NULL)
		return NULL;

	return contact->data;
}

int
nm_contact_get_id(NMContact * contact)
{
	if (contact == NULL)
		return -1;

	return contact->id;
}

int
nm_contact_get_parent_id(NMContact * contact)
{
	if (contact == NULL)
		return -1;

	return contact->parent_id;
}

void
nm_contact_set_data(NMContact * contact, gpointer data)
{
	if (contact == NULL)
		return;

	contact->data = data;
}

void
nm_contact_set_user_record(NMContact * contact, NMUserRecord * user_record)
{
	if (contact == NULL)
		return;

	if (contact->user_record) {
		nm_release_user_record(contact->user_record);
	}

	nm_user_record_add_ref(user_record);
	contact->user_record = user_record;
}

NMUserRecord *
nm_contact_get_user_record(NMContact * contact)
{
	if (contact == NULL)
		return NULL;

	return contact->user_record;
}

const char *
nm_contact_get_userid(NMContact * contact)
{
	NMUserRecord *user_record;
	const char *userid = NULL;

	if (contact == NULL)
		return NULL;

	user_record = nm_contact_get_user_record(contact);
	if (user_record) {
		userid = nm_user_record_get_userid(user_record);
	}

	return userid;
}

const char *
nm_contact_get_display_id(NMContact * contact)
{
	NMUserRecord *user_record;
	const char *id = NULL;

	if (contact == NULL)
		return NULL;

	user_record = nm_contact_get_user_record(contact);
	if (user_record) {
		id = nm_user_record_get_display_id(user_record);
	}

	return id;
}


/*********************************************************************
 * Folder API
 *********************************************************************/

NMFolder *
nm_create_folder(const char *name)
{
	NMFolder *folder = g_new0(NMFolder, 1);

	if (name)
		folder->name = g_strdup(name);

	folder->ref_count = 1;

	return folder;
}

NMFolder *
nm_create_folder_from_fields(NMField * fields)
{
	NMField *field;
	NMFolder *folder;

	if (fields == NULL || fields->ptr_value == 0)
		return NULL;

	folder = g_new0(NMFolder, 1);

	if ((field = nm_locate_field(NM_A_SZ_OBJECT_ID, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			folder->id = atoi((char *) field->ptr_value);
	}

	if ((field =
		 nm_locate_field(NM_A_SZ_SEQUENCE_NUMBER, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			folder->seq = atoi((char *) field->ptr_value);
	}

	if ((field =
		 nm_locate_field(NM_A_SZ_DISPLAY_NAME, (NMField *) fields->ptr_value))) {

		if (field->ptr_value)
			folder->name = g_strdup((char *) field->ptr_value);
	}

	folder->ref_count = 1;
	return folder;