xml2db.c

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/***************************************************************************
    begin       : Sun Dec 16 2018
    copyright   : (C) 2018 by Martin Preuss
 email       : martin@libchipcard.de

 ***************************************************************************
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Lesser General Public            *
 *   License as published by the Free Software Foundation; either          *
 *   version 2.1 of the License, or (at your option) any later version.    *
 *                                                                         *
 *   This library 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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with this library; 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 "xml2db_p.h"

#include <gwenhywfar/debug.h>
#include <gwenhywfar/text.h>
#include <gwenhywfar/gwendate.h>


#include <ctype.h>



GWEN_XML2DB_CONTEXT *GWEN_Xml2Db_Context_new(GWEN_XMLNODE *documentRoot, GWEN_DB_NODE *dbRoot) {
  GWEN_XML2DB_CONTEXT *ctx;

  GWEN_NEW_OBJECT(GWEN_XML2DB_CONTEXT, ctx);
  assert(ctx);

  ctx->docRoot=documentRoot;
  ctx->xmlNodeStack=GWEN_XMLNode_List2_new();
  ctx->dbRoot=dbRoot;
  ctx->tempDbRoot=GWEN_DB_Group_new("dbTempRoot");

  ctx->currentDbGroup=ctx->dbRoot;
  ctx->currentTempDbGroup=ctx->tempDbRoot;
  ctx->currentDocNode=documentRoot;

  return ctx;
}



void GWEN_Xml2Db_Context_free(GWEN_XML2DB_CONTEXT *ctx) {
  if (ctx) {
    GWEN_XMLNode_List2_free(ctx->xmlNodeStack);
    ctx->xmlNodeStack=NULL;

    GWEN_DB_Group_free(ctx->tempDbRoot);
    GWEN_FREE_OBJECT(ctx);
  }
}



void GWEN_Xml2Db_Context_EnterDocNode(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  assert(ctx);
  assert(xmlNode);

  GWEN_XMLNode_List2_PushBack(ctx->xmlNodeStack, ctx->currentDocNode);
  ctx->currentDocNode=xmlNode;
}



void GWEN_Xml2Db_Context_LeaveDocNode(GWEN_XML2DB_CONTEXT *ctx) {
  GWEN_XMLNODE *xmlNode;

  assert(ctx);

  xmlNode=GWEN_XMLNode_List2_GetBack(ctx->xmlNodeStack);
  if (xmlNode==NULL) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Nothing on stack");
    assert(xmlNode);
  }
  ctx->currentDocNode=xmlNode;
  GWEN_XMLNode_List2_PopBack(ctx->xmlNodeStack);
}






const char *GWEN_Xml2Db_GetCharValueByPath(GWEN_XMLNODE *xmlNode, const char *path, const char *defValue) {
  const char *s;

  s=strchr(path, '@');
  if (s) {
    int idx;
    char *cpyOfPath;
    char *property;
    GWEN_XMLNODE *n;


    idx=s-path;
    cpyOfPath=strdup(path);
    assert(cpyOfPath);
    cpyOfPath[idx]=0;
    property=cpyOfPath+idx+1;

    if (*cpyOfPath) {
      n=GWEN_XMLNode_GetNodeByXPath(xmlNode, cpyOfPath, GWEN_PATH_FLAGS_PATHMUSTEXIST);
    }
    else
      n=xmlNode;

    if (n) {
      const char *result;

      result=GWEN_XMLNode_GetProperty(n, property, defValue);
      DBG_INFO(GWEN_LOGDOMAIN, "Got XML property: %s = %s (%s)", property, result, path);
      free(cpyOfPath);
      return result;
    }
    free(cpyOfPath);
    return defValue;
  }
  else
    return GWEN_XMLNode_GetCharValueByPath(xmlNode, path, defValue);
}


/* TODO: optimize later */
int GWEN_Xml2Db_ConvertAndSetCharValue(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode, GWEN_DB_NODE *dbCurrent, const char *value) {
  if (value && *value) {
    const char *name;
    const char *typ;
    const char *mode;
    int doTrim=0;
    GWEN_BUFFER *vbuf;
    GWEN_BUFFER *resultBuf;

    doTrim=GWEN_XMLNode_GetIntProperty(xmlNode, "trim", 0);
    vbuf=GWEN_Buffer_new(0, 256, 0, 1);
    resultBuf=GWEN_Buffer_new(0, 256, 0, 1);

    name=GWEN_XMLNode_GetProperty(xmlNode, "name", NULL);
    if (!(name && *name)) {
      DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty name in \"SetCharValue\"");
      GWEN_Buffer_free(resultBuf);
      GWEN_Buffer_free(vbuf);
      return GWEN_ERROR_INVALID;
    }

    typ=GWEN_XMLNode_GetProperty(xmlNode, "type", "string");
    if (!(typ && *typ)) {
      DBG_ERROR(GWEN_LOGDOMAIN, "Empty type in \"SetCharValue\"");
      GWEN_Buffer_free(resultBuf);
      GWEN_Buffer_free(vbuf);
      return GWEN_ERROR_INVALID;
    }

    mode=GWEN_XMLNode_GetProperty(xmlNode, "mode", "add");

    if (strcasecmp(typ, "string")==0) {
      GWEN_Buffer_AppendString(vbuf, value);
      if (doTrim)
        GWEN_Text_CondenseBuffer(vbuf);
    }
    else if (strcasecmp(typ, "date")==0) {
      const char *tmpl;
      GWEN_DATE *dt=NULL;

      tmpl=GWEN_XMLNode_GetProperty(xmlNode, "template", "YYYYMMDD");
      if (!(tmpl && *tmpl)) {
        DBG_ERROR(GWEN_LOGDOMAIN, "Empty template in \"SetCharValue\"");
        GWEN_Buffer_free(resultBuf);
        GWEN_Buffer_free(vbuf);
        return GWEN_ERROR_INVALID;
      }

      dt=GWEN_Date_fromStringWithTemplate(value, tmpl);
      if (dt) {
        GWEN_Buffer_AppendString(vbuf, GWEN_Date_GetString(dt));
        GWEN_Date_free(dt);
      }
    }

    if (strcasecmp(mode, "add")==0) {
      /* just exchange the buffer */
      GWEN_Buffer_free(resultBuf);
      resultBuf=vbuf;
      vbuf=NULL;
    }
    else if (strcasecmp(mode, "append")==0) {
      const char *s;

      s=GWEN_DB_GetCharValue(dbCurrent, name, 0, NULL);
      if (s && *s) {
        const char *delimiter;

        /* write previous data into resultBuffer */
        GWEN_Buffer_AppendString(resultBuf, s);

        /* possibly write delimiter into resultBuffer */
        delimiter=GWEN_XMLNode_GetProperty(xmlNode, "delimiter", NULL);
        if (delimiter && *delimiter) {
          if (strcasecmp(delimiter, "\\n")==0)
            GWEN_Buffer_AppendByte(resultBuf, '\n');
          else if (strcasecmp(delimiter, "\\t")==0)
            GWEN_Buffer_AppendByte(resultBuf, '\t');
          else
            GWEN_Buffer_AppendString(resultBuf, delimiter);
        }
      } /* if previous value */
      /* write value into resultBuffer */
      GWEN_Buffer_AppendString(resultBuf, GWEN_Buffer_GetStart(vbuf));

      GWEN_DB_DeleteVar(dbCurrent, name);
    }
    else if (strcasecmp(mode, "replace")==0) {
      /* just exchange the buffer */
      GWEN_Buffer_free(resultBuf);
      resultBuf=vbuf;
      vbuf=NULL;
      GWEN_DB_DeleteVar(dbCurrent, name);
    }

    DBG_INFO(GWEN_LOGDOMAIN, "Setting value: %s = %s", name, GWEN_Buffer_GetStart(resultBuf));

    GWEN_DB_SetCharValue(dbCurrent, GWEN_DB_FLAGS_DEFAULT, name, GWEN_Buffer_GetStart(resultBuf));
    GWEN_Buffer_free(resultBuf);
    GWEN_Buffer_free(vbuf);
  }
  return 0;
}







int GWEN_Xml2Db_Handle_XmlEnter(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *path;
  GWEN_XMLNODE *n;
  int rv;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (path==NULL) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing path in \"EnterPath\"");
    return GWEN_ERROR_INVALID;
  }

  n=GWEN_XMLNode_GetNodeByXPath(ctx->currentDocNode, path, GWEN_PATH_FLAGS_PATHMUSTEXIST);
  if (n==NULL) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Path \"%s\" does not exist", path);
    return GWEN_ERROR_INVALID;
  }

  /* enter given document node */
  GWEN_Xml2Db_Context_EnterDocNode(ctx, n);

  rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
  if (rv<0) {
    DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
    return rv;
  }

  /* leave given document node, re-select previously active one, thus restoring status from the beginning */
  GWEN_Xml2Db_Context_LeaveDocNode(ctx);
  return 0;
}



int GWEN_Xml2Db_Handle_XmlForEvery(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *path;
  GWEN_XMLNODE *n;
  int rv;

  path=GWEN_XMLNode_GetProperty(xmlNode, "name", NULL);
  if (path==NULL) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing name in \"ForEvery\"");
    return GWEN_ERROR_INVALID;
  }

  n=GWEN_XMLNode_FindFirstTag(ctx->currentDocNode, path, NULL, NULL);
  if (n==NULL) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Path \"%s\" not found", path);
    /* GWEN_XMLNode_Dump(ctx->currentDocNode, 2); */
  }
  while (n){

    /* enter given document node */
    GWEN_Xml2Db_Context_EnterDocNode(ctx, n);

    /* handle all children of this parser XML node with the current document node */
    rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);

    /* leave given document node, re-select previously active one, thus restoring status from the beginning */
    GWEN_Xml2Db_Context_LeaveDocNode(ctx);

    if (rv<0) {
      DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
      return rv;
    }

    n=GWEN_XMLNode_FindNextTag(n, path, NULL, NULL);
  }

  return 0;
}



int GWEN_Xml2Db_Handle_DbCreateAndEnterGroup(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *name;
  GWEN_DB_NODE *dbLast;
  int rv;

  name=GWEN_XMLNode_GetProperty(xmlNode, "name", NULL);
  if (!(name && *name)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty name in \"CreateAnEnterDbGroup\"");
    return GWEN_ERROR_INVALID;
  }

  /* push group */
  dbLast=ctx->currentDbGroup;

  /* create group */
  ctx->currentDbGroup=GWEN_DB_GetGroup(dbLast, GWEN_PATH_FLAGS_CREATE_GROUP, name);

  /* handle children (nothing special here) */
  rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);

  /* pop group */
  ctx->currentDbGroup=dbLast;

  if (rv<0) {
    DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
    return rv;
  }

  return 0;
}



int GWEN_Xml2Db_Handle_DbCreateAndEnterTempGroup(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *name;
  GWEN_DB_NODE *dbLast;
  int rv;

  name=GWEN_XMLNode_GetProperty(xmlNode, "name", NULL);
  if (!(name && *name)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty name in \"CreateAnEnterTempDbGroup\"");
    return GWEN_ERROR_INVALID;
  }

  /* push group */
  dbLast=ctx->currentTempDbGroup;

  /* create group */
  ctx->currentTempDbGroup=GWEN_DB_GetGroup(dbLast, GWEN_PATH_FLAGS_CREATE_GROUP, name);
  assert(ctx->currentTempDbGroup);

  /* handle children (nothing special here) */
  rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);

  /* delete temp group */
  GWEN_DB_UnlinkGroup(ctx->currentTempDbGroup);
  GWEN_DB_Group_free(ctx->currentTempDbGroup);

  /* pop group */
  ctx->currentTempDbGroup=dbLast;

  if (rv<0) {
    DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
    return rv;
  }

  return 0;
}



int GWEN_Xml2Db_Handle_DbSetCharValue_internal(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode, GWEN_DB_NODE *dbCurrent) {
  const char *name;
  const char *value;

  name=GWEN_XMLNode_GetProperty(xmlNode, "name", NULL);
  if (!(name && *name)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty name in \"SetCharValue\"");
    return GWEN_ERROR_INVALID;
  }

  value=GWEN_XMLNode_GetProperty(xmlNode, "value", NULL);
  if (value) {
    GWEN_BUFFER *dbuf;
    int rv;

    dbuf=GWEN_Buffer_new(0, 256, 0, 1);
    rv=GWEN_DB_ReplaceVars(ctx->currentTempDbGroup, value, dbuf);
    if (rv<0) {
      DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
      GWEN_Buffer_free(dbuf);
      return rv;
    }
    GWEN_Xml2Db_ConvertAndSetCharValue(ctx, xmlNode, dbCurrent, GWEN_Buffer_GetStart(dbuf));
    GWEN_Buffer_free(dbuf);
  }
  else {
    const char *path;

    path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
    if (!(path && *path)) {
      DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"SetCharValue\"");
      return GWEN_ERROR_INVALID;
    }

    value=GWEN_Xml2Db_GetCharValueByPath(ctx->currentDocNode, path, NULL);
    if (value && *value) {
      GWEN_Xml2Db_ConvertAndSetCharValue(ctx, xmlNode, dbCurrent, value);
    }
    else {
      GWEN_BUFFER *tbuf;

      tbuf=GWEN_Buffer_new(0, 256, 0, 1);

      GWEN_XMLNode_GetXPath(NULL, ctx->currentDocNode, tbuf);

      DBG_ERROR(GWEN_LOGDOMAIN, "No value in path \"%s\" (%s)", path, GWEN_Buffer_GetStart(tbuf));
      GWEN_Buffer_free(tbuf);

      /* GWEN_XMLNode_Dump(ctx->currentDocNode, 2); */
    }
  }

  return 0;
}



int GWEN_Xml2Db_Handle_DbSetCharValue(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  return GWEN_Xml2Db_Handle_DbSetCharValue_internal(ctx, xmlNode, ctx->currentDbGroup);
}



int GWEN_Xml2Db_Handle_DbSetTempCharValue(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  return GWEN_Xml2Db_Handle_DbSetCharValue_internal(ctx, xmlNode, ctx->currentTempDbGroup);
}



int GWEN_Xml2Db_Handle_XmlIfCharDataMatches(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *pattern;
  const char *path;
  const char *value;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (!(path && *path)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"IfCharDataMatches\"");
    return GWEN_ERROR_INVALID;
  }

  pattern=GWEN_XMLNode_GetProperty(xmlNode, "pattern", NULL);
  if (!(pattern && *pattern)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty pattern in \"IfCharDataMatches\"");
    return GWEN_ERROR_INVALID;
  }

  value=GWEN_Xml2Db_GetCharValueByPath(ctx->currentDocNode, path, NULL);
  if (value) {
    if (-1!=GWEN_Text_ComparePattern(value, pattern, 0)) {
      int rv;

      /* pattern matches, handle children  */
      rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
      if (rv<0) {
        DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
        return rv;
      }
    }
  }

  return 0;
}



int GWEN_Xml2Db_Handle_XmlIfNotCharDataMatches(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *pattern;
  const char *path;
  const char *value;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (!(path && *path)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"IfNotCharDataMatches\"");
    return GWEN_ERROR_INVALID;
  }

  pattern=GWEN_XMLNode_GetProperty(xmlNode, "pattern", NULL);
  if (!(pattern && *pattern)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty pattern in \"IfNotCharDataMatches\"");
    return GWEN_ERROR_INVALID;
  }

  value=GWEN_Xml2Db_GetCharValueByPath(ctx->currentDocNode, path, NULL);
  if (value) {
    if (-1==GWEN_Text_ComparePattern(value, pattern, 0)) {
      int rv;

      /* pattern doesnt match, handle children  */
      rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
      if (rv<0) {
        DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
        return rv;
      }
    }
  }

  return 0;
}



int GWEN_Xml2Db_Handle_XmlIfHasCharData(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *path;
  const char *value;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (!(path && *path)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"IfCharDataMatches\"");
    return GWEN_ERROR_INVALID;
  }

  value=GWEN_Xml2Db_GetCharValueByPath(ctx->currentDocNode, path, NULL);
  if (value && *value) {
    int rv;

    /* there is a value, handle children  */
    rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
    if (rv<0) {
      DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
      return rv;
    }
  }
  else {
    DBG_INFO(GWEN_LOGDOMAIN, "No value for path \"%s\"", path);
  }

  return 0;
}



int GWEN_Xml2Db_Handle_XmlIfNotHasCharData(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *path;
  const char *value;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (!(path && *path)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"IfNotCharDataMatches\"");
    return GWEN_ERROR_INVALID;
  }

  value=GWEN_Xml2Db_GetCharValueByPath(ctx->currentDocNode, path, NULL);
  if (!(value && *value)) {
    int rv;

    /* there is a value, handle children  */
    rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
    if (rv<0) {
      DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
      return rv;
    }
  }

  return 0;
}



int GWEN_Xml2Db_Handle_XmlIfPathExists(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *path;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (!(path && *path)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"IfPathExists\"");
    return GWEN_ERROR_INVALID;
  }

  if (GWEN_XMLNode_GetNodeByXPath(ctx->currentDocNode, path, GWEN_PATH_FLAGS_PATHMUSTEXIST)) {
    int rv;

    /* path exists, handle children  */
    rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
    if (rv<0) {
      DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
      return rv;
    }
  }
  else {
    DBG_INFO(GWEN_LOGDOMAIN, "Path \"%s\" does not exist", path);
  }

  return 0;
}



int GWEN_Xml2Db_Handle_XmlIfNotPathExists(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  const char *path;

  path=GWEN_XMLNode_GetProperty(xmlNode, "path", NULL);
  if (!(path && *path)) {
    DBG_ERROR(GWEN_LOGDOMAIN, "Missing or empty path in \"IfNotPathExists\"");
    return GWEN_ERROR_INVALID;
  }

  if (NULL==GWEN_XMLNode_GetNodeByXPath(ctx->currentDocNode, path, GWEN_PATH_FLAGS_PATHMUSTEXIST)) {
    int rv;

    /* path does not exist, handle children  */
    rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNode);
    if (rv<0) {
      DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
      return rv;
    }
  }
  else {
    DBG_INFO(GWEN_LOGDOMAIN, "Path \"%s\" exists", path);
  }

  return 0;
}




int GWEN_Xml2Db_HandleChildren(GWEN_XML2DB_CONTEXT *ctx, GWEN_XMLNODE *xmlNode) {
  GWEN_XMLNODE *n;

  n=GWEN_XMLNode_GetFirstTag(xmlNode);
  while(n) {
    const char *name;

    name=GWEN_XMLNode_GetData(n);
    if (name && *name) {
      int rv;

      DBG_INFO(GWEN_LOGDOMAIN, "Handling element \"%s\"", name);
      if (strcasecmp(name, "XmlEnter")==0)
        rv=GWEN_Xml2Db_Handle_XmlEnter(ctx, n);
      else if (strcasecmp(name, "XmlForEvery")==0)
        rv=GWEN_Xml2Db_Handle_XmlForEvery(ctx, n);
      else if (strcasecmp(name, "DbCreateAndEnterGroup")==0)
        rv=GWEN_Xml2Db_Handle_DbCreateAndEnterGroup(ctx, n);
      else if (strcasecmp(name, "DbCreateAndEnterTempGroup")==0)
        rv=GWEN_Xml2Db_Handle_DbCreateAndEnterTempGroup(ctx, n);
      else if (strcasecmp(name, "DbSetCharValue")==0)
        rv=GWEN_Xml2Db_Handle_DbSetCharValue(ctx, n);
      else if (strcasecmp(name, "DbSetTempCharValue")==0)
        rv=GWEN_Xml2Db_Handle_DbSetTempCharValue(ctx, n);
      else if (strcasecmp(name, "XmlIfCharDataMatches")==0)
        rv=GWEN_Xml2Db_Handle_XmlIfCharDataMatches(ctx, n);
      else if (strcasecmp(name, "XmlIfNotCharDataMatches")==0)
        rv=GWEN_Xml2Db_Handle_XmlIfNotCharDataMatches(ctx, n);
      else if (strcasecmp(name, "XmlIfHasCharData")==0)
        rv=GWEN_Xml2Db_Handle_XmlIfHasCharData(ctx, n);
      else if (strcasecmp(name, "XmlIfNotHasCharData")==0)
        rv=GWEN_Xml2Db_Handle_XmlIfNotHasCharData(ctx, n);
      else if (strcasecmp(name, "XmlIfPathExists")==0)
        rv=GWEN_Xml2Db_Handle_XmlIfPathExists(ctx, n);
      else if (strcasecmp(name, "XmlIfNotPathExists")==0)
        rv=GWEN_Xml2Db_Handle_XmlIfNotPathExists(ctx, n);
      else {
        DBG_ERROR(GWEN_LOGDOMAIN, "Unknown element \"%s\", aborting", name);
        return GWEN_ERROR_INVALID;
      }
      if (rv<0) {
        DBG_ERROR(GWEN_LOGDOMAIN, "Error in element \"%s\", aborting", name);
        return rv;
      }
    }

    n=GWEN_XMLNode_GetNextTag(n);
  }

  return 0;
}




int GWEN_Xml2Db(GWEN_XMLNODE *xmlNodeDocument,
                GWEN_XMLNODE *xmlNodeSchema,
                GWEN_DB_NODE *dbDestination) {
  GWEN_XML2DB_CONTEXT *ctx;
  int rv;

  ctx=GWEN_Xml2Db_Context_new(xmlNodeDocument, dbDestination);
  rv=GWEN_Xml2Db_HandleChildren(ctx, xmlNodeSchema);
  GWEN_Xml2Db_Context_free(ctx);

  if (rv<0) {
    DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
    return rv;
  }

  return 0;
}