gnucash/libgnucash/backend/xml/gnc-job-xml-v2.cpp
John Ralls bbb4113a5a Bug 798156 - glib 2.68.0 breaks gnucash
Move all of the #include <glib> to before the extern "C" blocks
so that the include guards will protect against headers inside
the extern "C" block also including glib.h.
2021-04-20 11:03:23 -07:00

364 lines
9.5 KiB
C++

/********************************************************************\
* gnc-job-xml-v2.c -- job xml i/o implementation *
* *
* Copyright (C) 2002 Derek Atkins <warlord@MIT.EDU> *
* *
* 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 2 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, contact: *
* *
* Free Software Foundation Voice: +1-617-542-5942 *
* 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652 *
* Boston, MA 02110-1301, USA gnu@gnu.org *
* *
\********************************************************************/
#include <glib.h>
extern "C"
{
#include <config.h>
#include <stdlib.h>
#include <string.h>
#include "gncJobP.h"
}
#include "gnc-xml-helper.h"
#include "sixtp.h"
#include "sixtp-utils.h"
#include "sixtp-parsers.h"
#include "sixtp-utils.h"
#include "sixtp-dom-parsers.h"
#include "sixtp-dom-generators.h"
#include "gnc-xml.h"
#include "io-gncxml-gen.h"
#include "io-gncxml-v2.h"
#include "gnc-job-xml-v2.h"
#include "gnc-owner-xml-v2.h"
#include "xml-helpers.h"
#define _GNC_MOD_NAME GNC_ID_JOB
static QofLogModule log_module = GNC_MOD_IO;
const gchar* job_version_string = "2.0.0";
/* ids */
#define gnc_job_string "gnc:GncJob"
#define job_guid_string "job:guid"
#define job_id_string "job:id"
#define job_name_string "job:name"
#define job_reference_string "job:reference"
#define job_owner_string "job:owner"
#define job_active_string "job:active"
#define job_slots_string "job:slots"
static xmlNodePtr
job_dom_tree_create (GncJob* job)
{
xmlNodePtr ret;
ret = xmlNewNode (NULL, BAD_CAST gnc_job_string);
xmlSetProp (ret, BAD_CAST "version", BAD_CAST job_version_string);
xmlAddChild (ret, guid_to_dom_tree (job_guid_string,
qof_instance_get_guid (QOF_INSTANCE (job))));
xmlAddChild (ret, text_to_dom_tree (job_id_string,
gncJobGetID (job)));
xmlAddChild (ret, text_to_dom_tree (job_name_string,
gncJobGetName (job)));
maybe_add_string (ret, job_reference_string, gncJobGetReference (job));
xmlAddChild (ret, gnc_owner_to_dom_tree (job_owner_string,
gncJobGetOwner (job)));
xmlAddChild (ret, int_to_dom_tree (job_active_string,
gncJobGetActive (job)));
/* xmlAddChild won't do anything with a NULL, so tests are superfluous. */
xmlAddChild (ret, qof_instance_slots_to_dom_tree (job_slots_string,
QOF_INSTANCE (job)));
return ret;
}
/***********************************************************************/
struct job_pdata
{
GncJob* job;
QofBook* book;
};
static gboolean
set_string (xmlNodePtr node, GncJob* job,
void (*func) (GncJob* job, const char* txt))
{
char* txt = dom_tree_to_text (node);
g_return_val_if_fail (txt, FALSE);
func (job, txt);
g_free (txt);
return TRUE;
}
static gboolean
job_name_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
return set_string (node, pdata->job, gncJobSetName);
}
static gboolean
job_guid_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
GncGUID* guid;
GncJob* job;
guid = dom_tree_to_guid (node);
g_return_val_if_fail (guid, FALSE);
job = gncJobLookup (pdata->book, guid);
if (job)
{
gncJobDestroy (pdata->job);
pdata->job = job;
gncJobBeginEdit (job);
}
else
{
gncJobSetGUID (pdata->job, guid);
}
guid_free (guid);
return TRUE;
}
static gboolean
job_id_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
return set_string (node, pdata->job, gncJobSetID);
}
static gboolean
job_reference_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
return set_string (node, pdata->job, gncJobSetReference);
}
static gboolean
job_owner_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
GncOwner owner;
gboolean ret;
ret = gnc_dom_tree_to_owner (node, &owner, pdata->book);
if (ret)
gncJobSetOwner (pdata->job, &owner);
return ret;
}
static gboolean
job_active_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
gint64 val;
gboolean ret;
ret = dom_tree_to_integer (node, &val);
if (ret)
gncJobSetActive (pdata->job, (gboolean)val);
return ret;
}
static gboolean
job_slots_handler (xmlNodePtr node, gpointer job_pdata)
{
struct job_pdata* pdata = static_cast<decltype (pdata)> (job_pdata);
return dom_tree_create_instance_slots (node, QOF_INSTANCE (pdata->job));
}
static struct dom_tree_handler job_handlers_v2[] =
{
{ job_guid_string, job_guid_handler, 1, 0 },
{ job_id_string, job_id_handler, 1, 0 },
{ job_name_string, job_name_handler, 1, 0 },
{ job_reference_string, job_reference_handler, 0, 0 },
{ job_owner_string, job_owner_handler, 1, 0 },
{ job_active_string, job_active_handler, 1, 0 },
{ job_slots_string, job_slots_handler, 0, 0 },
{ NULL, 0, 0, 0 }
};
static GncJob*
dom_tree_to_job (xmlNodePtr node, QofBook* book)
{
struct job_pdata job_pdata;
gboolean successful;
job_pdata.job = gncJobCreate (book);
job_pdata.book = book;
gncJobBeginEdit (job_pdata.job);
successful = dom_tree_generic_parse (node, job_handlers_v2,
&job_pdata);
if (successful)
gncJobCommitEdit (job_pdata.job);
else
{
PERR ("failed to parse job tree");
gncJobDestroy (job_pdata.job);
job_pdata.job = NULL;
}
return job_pdata.job;
}
static gboolean
gnc_job_end_handler (gpointer data_for_children,
GSList* data_from_children, GSList* sibling_data,
gpointer parent_data, gpointer global_data,
gpointer* result, const gchar* tag)
{
GncJob* job;
xmlNodePtr tree = (xmlNodePtr)data_for_children;
gxpf_data* gdata = (gxpf_data*)global_data;
QofBook* book = static_cast<decltype (book)> (gdata->bookdata);
if (parent_data)
{
return TRUE;
}
/* OK. For some messed up reason this is getting called again with a
NULL tag. So we ignore those cases */
if (!tag)
{
return TRUE;
}
g_return_val_if_fail (tree, FALSE);
job = dom_tree_to_job (tree, book);
if (job != NULL)
{
gdata->cb (tag, gdata->parsedata, job);
}
xmlFreeNode (tree);
return job != NULL;
}
static sixtp*
job_sixtp_parser_create (void)
{
return sixtp_dom_parser_new (gnc_job_end_handler, NULL, NULL);
}
static gboolean
job_should_be_saved (GncJob* job)
{
const char* id;
/* make sure this is a valid job before we save it -- should have an ID */
id = gncJobGetID (job);
if (id == NULL || *id == '\0')
return FALSE;
return TRUE;
}
static void
do_count (QofInstance* job_p, gpointer count_p)
{
int* count = static_cast<decltype (count)> (count_p);
if (job_should_be_saved ((GncJob*)job_p))
(*count)++;
}
static int
job_get_count (QofBook* book)
{
int count = 0;
qof_object_foreach (_GNC_MOD_NAME, book, do_count, (gpointer) &count);
return count;
}
static void
xml_add_job (QofInstance* job_p, gpointer out_p)
{
xmlNodePtr node;
GncJob* job = (GncJob*) job_p;
FILE* out = static_cast<decltype (out)> (out_p);
if (ferror (out))
return;
if (!job_should_be_saved (job))
return;
node = job_dom_tree_create (job);
xmlElemDump (out, NULL, node);
xmlFreeNode (node);
if (ferror (out) || fprintf (out, "\n") < 0)
return;
}
static gboolean
job_write (FILE* out, QofBook* book)
{
qof_object_foreach_sorted (_GNC_MOD_NAME, book, xml_add_job, (gpointer) out);
return ferror (out) == 0;
}
static gboolean
job_ns (FILE* out)
{
g_return_val_if_fail (out, FALSE);
return gnc_xml2_write_namespace_decl (out, "job");
}
void
gnc_job_xml_initialize (void)
{
static GncXmlDataType_t be_data =
{
GNC_FILE_BACKEND_VERS,
gnc_job_string,
job_sixtp_parser_create,
NULL, /* add_item */
job_get_count,
job_write,
NULL, /* scrub */
job_ns,
};
gnc_xml_register_backend(be_data);
}