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| | /* metadata.cc - API for database metadata
*
* Copyright © 2015 David Bremner
*
* 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 3 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, see http://www.gnu.org/licenses/ .
*
* Author: David Bremner <david@tethera.net>
*/
#include "notmuch.h"
#include "notmuch-private.h"
#include "database-private.h"
static const std::string CONFIG_PREFIX="C";
notmuch_status_t
notmuch_database_set_config (notmuch_database_t *notmuch,
const char *key,
const char *value)
{
notmuch_status_t status;
Xapian::WritableDatabase *db;
status = _notmuch_database_ensure_writable (notmuch);
if (status)
return status;
try {
db = static_cast <Xapian::WritableDatabase *> (notmuch->xapian_db);
db->set_metadata (CONFIG_PREFIX+key, value);
} catch (const Xapian::Error &error) {
status = NOTMUCH_STATUS_XAPIAN_EXCEPTION;
notmuch->exception_reported = TRUE;
if (! notmuch->exception_reported) {
_notmuch_database_log (notmuch, "Error: A Xapian exception occurred setting metadata: %s\n",
error.get_msg().c_str());
}
}
return NOTMUCH_STATUS_SUCCESS;
}
static notmuch_status_t
_metadata_value (notmuch_database_t *notmuch,
const char *key,
std::string &value)
{
notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
try {
value = notmuch->xapian_db->get_metadata (CONFIG_PREFIX+key);
} catch (const Xapian::Error &error) {
status = NOTMUCH_STATUS_XAPIAN_EXCEPTION;
notmuch->exception_reported = TRUE;
if (! notmuch->exception_reported) {
_notmuch_database_log (notmuch, "Error: A Xapian exception occurred getting metadata: %s\n",
error.get_msg().c_str());
}
}
return status;
}
notmuch_status_t
notmuch_database_get_config (notmuch_database_t *notmuch,
const char *key,
char **value) {
std::string strval;
notmuch_status_t status;
if (!value)
return NOTMUCH_STATUS_NULL_POINTER;
status = _metadata_value (notmuch, key, strval);
if (status)
return status;
*value = strdup (strval.c_str ());
return NOTMUCH_STATUS_SUCCESS;
}
|