QOF  0.8.6
Macros | Functions | Variables
qof-gda.c File Reference

Public interface of qof-backend-gda. More...

#include "config.h"
#include <glib.h>
#include <glib/gstdio.h>
#include <libintl.h>
#include <libgda/libgda.h>
#include "qof.h"
#include "qof-gda.h"
#include "qofsql-p.h"

Go to the source code of this file.

Macros

#define _(String)   dgettext (GETTEXT_PACKAGE, String)
#define ACCESS_METHOD   "gda"
#define LIBGDA_DIR   ".qofgda"
#define GDA_DBNAME   "gda-database-name"
#define GDA_USERNAME   "gda-username"
#define GDA_PASSWORD   "gda-password"
#define GDA_DATASOURCE   "qof-gda-source"
#define ONLY_DEBUG   1

Functions

static gboolean qgda_determine_file_type (const gchar *path)
static void qgda_modify (QofBackend *be, QofInstance *inst)
static void create_tables (QofObject *obj, gpointer user_data)
static gboolean create_data_source (QGdaBackend *qgda_be)
static void qgda_session_begin (QofBackend *be, QofSession *session, const gchar *book_path, gboolean ignore_lock, gboolean create_if_nonexistent)
static void load_entities (gpointer value, gpointer user_data)
static void qgda_class_foreach (QofObject *obj, gpointer data)
static void qgda_db_load (QofBackend *be, QofBook *book)
static void qgda_check_entity (QofEntity *ent, gpointer data)
static void qgda_write_foreach (QofObject *obj, gpointer data)
static void qgda_write_db (QofBackend *be, QofBook *book)
static void qgda_session_end (QofBackend *be)
static void qgda_destroy_backend (QofBackend *be)
static void option_cb (QofBackendOption *option, gpointer data)
static void load_config (QofBackend *be, KvpFrame *config)
static KvpFrameget_config (QofBackend *be)
static QofBackendqgda_backend_new (void)
static void qgda_provider_free (QofBackendProvider *prov)
void qof_gda_provider_init (void)
 Initialises the libgda2 QOF backend.

Variables

static QofLogModule log_module = QOF_MOD_GDA

Detailed Description

Public interface of qof-backend-gda.

Author
Copyright 2006-2008 Neil Williams linux.nosp@m.@cod.nosp@m.ehelp.nosp@m..co..nosp@m.uk

Definition in file qof-gda.c.

Macro Definition Documentation

#define ONLY_DEBUG   1

enable for debug

Definition at line 42 of file qof-gda.c.

Function Documentation

static void qgda_session_begin ( QofBackend be,
QofSession session,
const gchar *  book_path,
gboolean  ignore_lock,
gboolean  create_if_nonexistent 
)
static
Bug:
we probably don't want to remove once out of debug. :-)

Definition at line 265 of file qof-gda.c.

{
QGdaBackend *qgda_be;
GdaDataSourceInfo * source;
gboolean created;
/* cannot use ignore_lock */
PINFO (" gda session start");
qgda_be = (QGdaBackend*)be;
be->fullpath = g_strdup (book_path);
qgda_be->gda_err = NULL;
if(book_path == NULL)
{
qof_error_set_be (be, qof_error_register
(_("GDA: No data source path specified."), FALSE));
qgda_be->error = TRUE;
LEAVE (" bad URL");
return;
}
/* check/create the ~/.libgda location. */
{
struct stat lg;
gint ret;
ret = g_stat (g_get_home_dir(), &lg);
if (ret)
{
qof_error_set_be (be, qof_error_register
(_("GDA: Unable to locate your home directory."),
FALSE));
qgda_be->error = TRUE;
LEAVE (" unable to use stat on home_dir.");
return;
}
qgda_be->gdahome = g_strconcat (g_get_home_dir(), "/", LIBGDA_DIR, NULL);
if (!S_ISDIR (lg.st_mode) || lg.st_size == 0)
ret = g_mkdir_with_parents (qgda_be->gdahome, 0700);
if (ret)
{
qof_error_set_be (be, qof_error_register
(_("GDA: Unable to create a .libgda directory "
"within your home directory."), FALSE));
qgda_be->error = TRUE;
LEAVE (" unable to create '%s' 0700", qgda_be->gdahome);
return;
}
}
if (qgda_be->data_source_name)
{
/* check data source */
qgda_be->book = qof_session_get_book (session);
PINFO ("name=%s", qgda_be->data_source_name);
PINFO ("provider=%s", qgda_be->provider_name);
created = FALSE;
source = gda_config_find_data_source
(qgda_be->data_source_name);
if (!source && create_if_nonexistent)
{
DEBUG (" no source, creating . . .");
created = create_data_source (qgda_be);
}
if (!source && !created)
{
qof_error_set_be (be, qof_error_register
(_("GDA: No data source found at '%s' - Try loading data "
"from another file and write to gda: again to create the "
"GDA data source."), TRUE));
DEBUG (" no source but set not to create.");
qgda_be->error = TRUE;
return;
}
}
PINFO (" trying for a connection");
/* use the username and password that created the source */
qgda_be->connection = gda_client_open_connection
(qgda_be->client_pool, qgda_be->data_source_name,
NULL, NULL, GDA_CONNECTION_OPTIONS_DONT_SHARE, &qgda_be->gda_err);
if (qgda_be->connection)
{
PINFO (" appear to be connected.");
/* create tables per QofObject */
qof_object_foreach_type (create_tables, qgda_be);
}
else
{
gchar * msg;
msg = g_strdup_printf (
_("GDA encountered an error '%s' using data source '%s'."),
qgda_be->gda_err->message, qgda_be->data_source_name);
qof_error_set_be (be, qof_error_register (msg, FALSE));
PERR (" failed to connect to GDA: '%s'", msg);
qgda_be->error = TRUE;
g_message (msg);
g_free (msg);
g_error_free (qgda_be->gda_err);
#ifdef ONLY_DEBUG
PERR ("connect request failed, removing %s", qgda_be->data_source_name);
g_message ("connect request failed, removing %s", qgda_be->data_source_name);
gda_config_remove_data_source (qgda_be->data_source_name);
#endif
}
}