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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*-
*
* Authors: Michael Zucchi <notzed@ximian.com>
*
* Copyright (C) 2001-2003 Ximian, Inc. (www.ximian.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <sys/types.h>
#include <dirent.h>
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <fcntl.h>
#include "camel-spool-folder.h"
#include "camel-spool-store.h"
#include "camel-stream-fs.h"
#include "camel-spool-summary.h"
#include "camel-data-wrapper.h"
#include "camel-mime-message.h"
#include "camel-stream-filter.h"
#include "camel-mime-filter-from.h"
#include "camel-exception.h"
#include "camel-session.h"
#include "camel-file-utils.h"
#include "camel-lock-client.h"
#include "camel-local-private.h"
#define d(x) /*(printf("%s(%d): ", __FILE__, __LINE__),(x))*/
static CamelFolderClass *parent_class = NULL;
/* Returns the class for a CamelSpoolFolder */
#define CSPOOLF_CLASS(so) CAMEL_SPOOL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so))
#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so))
#define CSPOOLS_CLASS(so) CAMEL_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so))
static char *spool_get_full_path(CamelLocalFolder *lf, const char *toplevel_dir, const char *full_name);
static char *spool_get_meta_path(CamelLocalFolder *lf, const char *toplevel_dir, const char *full_name, const char *ext);
static CamelLocalSummary *spool_create_summary(CamelLocalFolder *lf, const char *path, const char *folder, CamelIndex *index);
static int spool_lock(CamelLocalFolder *lf, CamelLockType type, CamelException *ex);
static void spool_unlock(CamelLocalFolder *lf);
static void spool_finalize(CamelObject * object);
static void
camel_spool_folder_class_init(CamelSpoolFolderClass *klass)
{
CamelLocalFolderClass *lklass = (CamelLocalFolderClass *)klass;
parent_class = (CamelFolderClass *)camel_mbox_folder_get_type();
lklass->get_full_path = spool_get_full_path;
lklass->get_meta_path = spool_get_meta_path;
lklass->create_summary = spool_create_summary;
lklass->lock = spool_lock;
lklass->unlock = spool_unlock;
}
static void
spool_init(gpointer object, gpointer klass)
{
CamelSpoolFolder *spool_folder = object;
spool_folder->lockid = -1;
}
static void
spool_finalize(CamelObject * object)
{
/*CamelSpoolFolder *spool_folder = CAMEL_SPOOL_FOLDER(object);*/
}
CamelType camel_spool_folder_get_type(void)
{
static CamelType camel_spool_folder_type = CAMEL_INVALID_TYPE;
if (camel_spool_folder_type == CAMEL_INVALID_TYPE) {
camel_spool_folder_type = camel_type_register(camel_mbox_folder_get_type(), "CamelSpoolFolder",
sizeof(CamelSpoolFolder),
sizeof(CamelSpoolFolderClass),
(CamelObjectClassInitFunc) camel_spool_folder_class_init,
NULL,
(CamelObjectInitFunc) spool_init,
(CamelObjectFinalizeFunc) spool_finalize);
}
return camel_spool_folder_type;
}
CamelFolder *
camel_spool_folder_new(CamelStore *parent_store, const char *full_name, guint32 flags, CamelException *ex)
{
CamelFolder *folder;
d(printf("Creating spool folder: %s in %s\n", full_name, camel_local_store_get_toplevel_dir((CamelLocalStore *)parent_store)));
folder = (CamelFolder *)camel_object_new(CAMEL_SPOOL_FOLDER_TYPE);
if (parent_store->flags & CAMEL_STORE_FILTER_INBOX
&& strcmp(full_name, "INBOX") == 0)
folder->folder_flags |= CAMEL_FOLDER_FILTER_RECENT;
flags &= ~CAMEL_STORE_FOLDER_BODY_INDEX;
folder = (CamelFolder *)camel_local_folder_construct((CamelLocalFolder *)folder, parent_store, full_name, flags, ex);
if (folder) {
if (camel_url_get_param(((CamelService *)parent_store)->url, "xstatus"))
camel_mbox_summary_xstatus((CamelMboxSummary *)folder->summary, TRUE);
}
return folder;
}
static char *
spool_get_full_path(CamelLocalFolder *lf, const char *toplevel_dir, const char *full_name)
{
return g_strdup_printf ("%s/%s", toplevel_dir, full_name);
}
static char *
spool_get_meta_path(CamelLocalFolder *lf, const char *toplevel_dir, const char *full_name, const char *ext)
{
CamelService *service = (CamelService *)((CamelFolder *)lf)->parent_store;
char *root = camel_session_get_storage_path(service->session, service, NULL);
char *path;
if (root == NULL)
return NULL;
camel_mkdir(root, 0777);
path = g_strdup_printf("%s/%s%s", root, full_name, ext);
g_free(root);
return path;
}
static CamelLocalSummary *
spool_create_summary(CamelLocalFolder *lf, const char *path, const char *folder, CamelIndex *index)
{
return (CamelLocalSummary *)camel_spool_summary_new(folder);
}
static int
spool_lock(CamelLocalFolder *lf, CamelLockType type, CamelException *ex)
{
int retry = 0;
CamelMboxFolder *mf = (CamelMboxFolder *)lf;
CamelSpoolFolder *sf = (CamelSpoolFolder *)lf;
mf->lockfd = open(lf->folder_path, O_RDWR, 0);
if (mf->lockfd == -1) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
_("Cannot create folder lock on %s: %s"),
lf->folder_path, g_strerror (errno));
return -1;
}
while (retry < CAMEL_LOCK_RETRY) {
if (retry > 0)
sleep(CAMEL_LOCK_DELAY);
camel_exception_clear(ex);
if (camel_lock_fcntl(mf->lockfd, type, ex) == 0) {
if (camel_lock_flock(mf->lockfd, type, ex) == 0) {
if ((sf->lockid = camel_lock_helper_lock(lf->folder_path, ex)) != -1)
return 0;
camel_unlock_flock(mf->lockfd);
}
camel_unlock_fcntl(mf->lockfd);
}
retry++;
}
close (mf->lockfd);
mf->lockfd = -1;
return -1;
}
static void
spool_unlock(CamelLocalFolder *lf)
{
CamelMboxFolder *mf = (CamelMboxFolder *)lf;
CamelSpoolFolder *sf = (CamelSpoolFolder *)lf;
camel_lock_helper_unlock(sf->lockid);
sf->lockid = -1;
camel_unlock_flock(mf->lockfd);
camel_unlock_fcntl(mf->lockfd);
close(mf->lockfd);
mf->lockfd = -1;
}
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