Files
aqhomecontrol/apps/aqhome-mqttlog/xmlwrite.c
2025-03-08 01:03:22 +01:00

250 lines
7.9 KiB
C

/****************************************************************************
* This file is part of the project AqHome.
* AqHome (c) by 2025 Martin Preuss, all rights reserved.
*
* The license for this file can be found in the file COPYING which you
* should have received along with this file.
****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "./xmlwrite.h"
#include "./aqhome_mqtt_p.h"
#include "aqhome-mqttlog/types/topic.h"
#include "aqhome-mqttlog/types/value.h"
#include "aqhome-mqttlog/types/translation.h"
#include <aqhome/api.h>
#include <aqhome/aqhome.h>
#include <gwenhywfar/endpoint_multilayer.h>
#include <gwenhywfar/text.h>
#include <gwenhywfar/xml.h>
#include <gwenhywfar/directory.h>
#include <gwenhywfar/debug.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
/* ------------------------------------------------------------------------------------------------
* forward declarations
* ------------------------------------------------------------------------------------------------
*/
static void _writeDevicesToXml(const AQHMQTT_DEVICE_LIST *deviceList, GWEN_XMLNODE *node);
static void _writeDeviceToXml(const AQHMQTT_DEVICE *device, GWEN_XMLNODE *node);
static void _writeTopicToXml(const AQHMQTT_TOPIC *topic, GWEN_XMLNODE *node);
static void _writeValueToXml(const AQHMQTT_VALUE *value, GWEN_XMLNODE *node);
static void _writeTranslationToXml(const AQHMQTT_TRANSLATION *t, GWEN_XMLNODE *nTranslation);
static void _setXmlPropertyIfNotNull(GWEN_XMLNODE *n, const char *name, const char *value);
static void _setXmlCharValueIfNotNull(GWEN_XMLNODE *n, const char *name, const char *value);
/* ------------------------------------------------------------------------------------------------
* implementations
* ------------------------------------------------------------------------------------------------
*/
int AQH_MqttLogServer_WriteDevicesFile(const AQHMQTT_DEVICE_LIST *deviceList, const char *sFilename)
{
int rv;
rv=GWEN_Directory_GetPath(sFilename, GWEN_PATH_FLAGS_CHECKROOT | GWEN_PATH_FLAGS_VARIABLE);
if (rv<0) {
DBG_ERROR(NULL, "Could not access file \"%s\"", sFilename);
return GWEN_ERROR_GENERIC;
}
else {
GWEN_XMLNODE *rootNode;
GWEN_BUFFER *nbuf;
rootNode=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "root");
_writeDevicesToXml(deviceList, rootNode);
nbuf=GWEN_Buffer_new(0, 256, 0, 1);
GWEN_Buffer_AppendString(nbuf, sFilename);
GWEN_Buffer_AppendString(nbuf, ".tmp");
unlink(GWEN_Buffer_GetStart(nbuf));
rv=GWEN_XMLNode_WriteFile(rootNode,
GWEN_Buffer_GetStart(nbuf),
GWEN_XML_FLAGS_SIMPLE | GWEN_XML_FLAGS_HANDLE_HEADERS | GWEN_XML_FLAGS_INDENT);
if (rv<0) {
DBG_ERROR(AQH_LOGDOMAIN, "Error writing XML file \"%s\": %d", GWEN_Buffer_GetStart(nbuf), rv);
GWEN_Buffer_free(nbuf);
GWEN_XMLNode_free(rootNode);
return rv;
}
if (rename(GWEN_Buffer_GetStart(nbuf), sFilename)<0) {
DBG_ERROR(AQH_LOGDOMAIN, "Error renaming \"%s\"->\"%s\": %d (%s)",
GWEN_Buffer_GetStart(nbuf), sFilename, errno, strerror(errno));
GWEN_Buffer_free(nbuf);
GWEN_XMLNode_free(rootNode);
return rv;
}
GWEN_Buffer_free(nbuf);
GWEN_XMLNode_free(rootNode);
return 0;
}
}
void _writeDevicesToXml(const AQHMQTT_DEVICE_LIST *deviceList, GWEN_XMLNODE *node)
{
if (deviceList && AQHMQTT_Device_List_GetCount(deviceList)) {
GWEN_XMLNODE *nDevices;
const AQHMQTT_DEVICE *device;
nDevices=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "devices");
device=AQHMQTT_Device_List_First(deviceList);
while(device) {
GWEN_XMLNODE *nDevice;
nDevice=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "device");
_writeDeviceToXml(device, nDevice);
GWEN_XMLNode_AddChild(nDevices, nDevice);
device=AQHMQTT_Device_List_Next(device);
}
GWEN_XMLNode_AddChild(node, nDevices);
}
}
void _writeDeviceToXml(const AQHMQTT_DEVICE *device, GWEN_XMLNODE *node)
{
const AQHMQTT_TOPIC_LIST *topicList;
_setXmlPropertyIfNotNull(node, "id", AQHMQTT_Device_GetId(device));
_setXmlPropertyIfNotNull(node, "name", AQHMQTT_Device_GetName(device));
_setXmlPropertyIfNotNull(node, "driver", AQHMQTT_Device_GetDriver(device));
topicList=AQHMQTT_Device_GetTopicList(device);
if (topicList && AQHMQTT_Topic_List_GetCount(topicList)) {
GWEN_XMLNODE *nTopics;
const AQHMQTT_TOPIC *topic;
nTopics=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "mqtttopics");
topic=AQHMQTT_Topic_List_First(topicList);
while(topic) {
GWEN_XMLNODE *nTopic;
nTopic=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "mqtttopic");
_writeTopicToXml(topic, nTopic);
GWEN_XMLNode_AddChild(nTopics, nTopic);
topic=AQHMQTT_Topic_List_Next(topic);
}
GWEN_XMLNode_AddChild(node, nTopics);
}
}
void _writeTopicToXml(const AQHMQTT_TOPIC *topic, GWEN_XMLNODE *node)
{
const AQHMQTT_VALUE_LIST *valueList;
GWEN_XMLNode_SetProperty(node, "type", AQHMQTT_TopicType_toString(AQHMQTT_Topic_GetTopicType(topic)));
GWEN_XMLNode_SetProperty(node, "direction", AQHMQTT_TopicDir_toString(AQHMQTT_Topic_GetDirection(topic)));
_setXmlPropertyIfNotNull(node, "name", AQHMQTT_Topic_GetName(topic));
_setXmlCharValueIfNotNull(node, "topic", AQHMQTT_Topic_GetTopic(topic));
_setXmlCharValueIfNotNull(node, "mask", AQHMQTT_Topic_GetMask(topic));
_setXmlCharValueIfNotNull(node, "beforeId", AQHMQTT_Topic_GetBeforeId(topic));
_setXmlCharValueIfNotNull(node, "afterId", AQHMQTT_Topic_GetAfterId(topic));
valueList=AQHMQTT_Topic_GetValueList(topic);
if (valueList && AQHMQTT_Value_List_GetCount(valueList)) {
GWEN_XMLNODE *nValues;
const AQHMQTT_VALUE *value;
nValues=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "values");
value=AQHMQTT_Value_List_First(valueList);
while(value) {
GWEN_XMLNODE *nValue;
nValue=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "value");
_writeValueToXml(value, nValue);
GWEN_XMLNode_AddChild(nValues, nValue);
value=AQHMQTT_Value_List_Next(value);
}
GWEN_XMLNode_AddChild(node, nValues);
}
}
void _writeValueToXml(const AQHMQTT_VALUE *value, GWEN_XMLNODE *node)
{
const AQHMQTT_TRANSLATION_LIST *translationList;
_setXmlPropertyIfNotNull(node, "name", AQHMQTT_Value_GetName(value));
_setXmlPropertyIfNotNull(node, "units", AQHMQTT_Value_GetValueUnits(value));
_setXmlPropertyIfNotNull(node, "path", AQHMQTT_Value_GetPath(value));
GWEN_XMLNode_SetProperty(node, "type", AQHMQTT_ValueType_toString(AQHMQTT_Value_GetValueType(value)));
translationList=AQHMQTT_Value_GetTranslationList(value);
if (translationList && AQHMQTT_Translation_List_GetCount(translationList)) {
GWEN_XMLNODE *nTranslations;
const AQHMQTT_TRANSLATION *translation;
nTranslations=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "translations");
translation=AQHMQTT_Translation_List_First(translationList);
while(translation) {
GWEN_XMLNODE *nTranslation;
nTranslation=GWEN_XMLNode_new(GWEN_XMLNodeTypeTag, "transaction");
_writeTranslationToXml(translation, nTranslation);
GWEN_XMLNode_AddChild(nTranslations, nTranslation);
translation=AQHMQTT_Translation_List_Next(translation);
}
GWEN_XMLNode_AddChild(node, nTranslations);
}
}
void _writeTranslationToXml(const AQHMQTT_TRANSLATION *t, GWEN_XMLNODE *nTranslation)
{
_setXmlPropertyIfNotNull(nTranslation, "aqhValue", AQHMQTT_Translation_GetAqhValue(t));
_setXmlPropertyIfNotNull(nTranslation, "driverValue", AQHMQTT_Translation_GetDriverValue(t));
}
void _setXmlPropertyIfNotNull(GWEN_XMLNODE *n, const char *name, const char *value)
{
if (value && *value)
GWEN_XMLNode_SetProperty(n, name, value);
}
void _setXmlCharValueIfNotNull(GWEN_XMLNODE *n, const char *name, const char *value)
{
if (value && *value)
GWEN_XMLNode_SetCharValue(n, name, value);
}