/*

* Copyright (c) 2000 - 2001 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

/*****************************************************************

**  File: tinydom2wbxml.c

**

**  Description: maps TinyDom types onto WBXMLWriter functions

*****************************************************************/

#include "cxml_internal.h"

#include "nw_encoder_tinydom2wbxml.h"

#include <xml/cxml/nw_dom_text.h>

/*

Writes an AttrVal

Return NW_STAT_BAD_INPUT_PARAM

       NW_STAT_OUT_OF_MEMORY

       NW_STAT_SUCCESS

*/

NW_Status_t

NW_Encoder_writeAttrVal(NW_WBXML_Writer_t* pW, NW_DOM_AttrVal_t *val, NW_Uint32 encoding)

{

  if ((val == NULL) || (pW == NULL)) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  switch (NW_DOM_AttrVal_getType(val)) {

  case NW_DOM_ATTR_VAL_STRING:

    {

      NW_String_t *string = &(val->component.string);

      return NW_WBXML_Writer_Text(pW, encoding,

                                  string->length, string->storage);

    }

  case NW_DOM_ATTR_VAL_EXTENSION:

    {

      NW_Uint8 t; /* 8-bit token */

      NW_String_t str;

      NW_Status_t status;

      t = (NW_Uint8)(val->component.ext.token);

      if ((t == NW_WBXML_EXT_0)

          || (t == NW_WBXML_EXT_1)

          || (t == NW_WBXML_EXT_2)) {

        status

          = NW_WBXML_Writer_Extension(pW,

                                      (NW_Uint16)(val->component.ext.token),

                                      0, 0, NULL);

      } else if ((t == NW_WBXML_EXT_T_0)

                 || (t == NW_WBXML_EXT_T_1)

                 || (t == NW_WBXML_EXT_T_2)) {

        NW_ASSERT((val->component.ext.type

                   == NW_TINYDOM_EXTENSION_TYPE_NORMAL)

                  || (val->component.ext.type

                     == NW_TINYDOM_EXTENSION_TYPE_EXT_T_INTEGER));

        if (val->component.ext.type == NW_TINYDOM_EXTENSION_TYPE_NORMAL) {

          NW_Uint16 token = NW_DOM_TextItem_getExtension(val, &str);

          status

            = NW_WBXML_Writer_ExtensionUseStringTable(pW,

                                                      token,

                                                      str.length,

                                                      str.storage);

        } else {

          status = NW_WBXML_Writer_Extension(pW,

                                             (NW_Uint16)(val->component.ext.token),

                                             val->component.ext.value.x,

                                             0, NULL);

        }

      } else if ((t == NW_WBXML_EXT_I_0)

                 || (t == NW_WBXML_EXT_I_1)

                 || (t == NW_WBXML_EXT_I_2)) {

        NW_Uint16 token = NW_DOM_TextItem_getExtension(val, &str);

        status = NW_WBXML_Writer_Extension(pW, token,

                                           0, str.length, str.storage);

      } else {

        status = NW_STAT_FAILURE;

      }

      return status;

    }

  case NW_DOM_ATTR_VAL_ENTITY:

    {

      NW_Uint32 entity = NW_DOM_TextItem_getEntity(val);

      return NW_WBXML_Writer_Entity(pW, entity);

    }

  case NW_DOM_ATTR_VAL_OPAQUE:

    {

      NW_Uint32 length = 0;

      NW_Byte* data = NW_DOM_AttrVal_getOpaque(val, &length);

      return NW_WBXML_Writer_Opaque(pW, length, data);

    }

  case NW_DOM_ATTR_VAL_TOKEN:

    {

      NW_Uint16 fqToken = NW_DOM_AttrVal_getToken(val);

      return NW_WBXML_Writer_AttributeToken(pW, fqToken);

    }

  default:

      break;

  }

  return NW_STAT_FAILURE;

}

/*

Writes an attrFqToken with AttrVal

Return NW_STAT_BAD_INPUT_PARAM

       NW_STAT_OUT_OF_MEMORY

       NW_STAT_SUCCESS

       NW_STAT_FAILURE

*/

NW_Status_t

NW_Encoder_writeAttributeByToken(NW_WBXML_Writer_t* pW,

                                 NW_Uint16 attrFqToken,

                                 NW_TinyDom_AttrVal_t *val,

                                 NW_Uint32 encoding)

{

  NW_Status_t s;

  NW_Uint8 token = (NW_Uint8)(attrFqToken & NW_WBXML_MASK_TOKEN);

  if ((token == NW_WBXML_LITERAL) || (val == NULL) || (pW == NULL)) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  s = NW_WBXML_Writer_AttributeToken(pW, attrFqToken);

  if (NW_STAT_IS_FAILURE(s)) {

    return s;

  }

  /* TODO: Talk to Shaun about it */

  if ((NW_DOM_AttrVal_getType(val) == NW_DOM_ATTR_VAL_TOKEN) &&

      (attrFqToken == val->component.value_token))

  {}

  else{

    s = NW_Encoder_writeAttrVal(pW, val, encoding);

    if (NW_STAT_IS_FAILURE(s)) {

      return s;

    }

  }

  return NW_WBXML_Writer_End(pW);

}

/*

Writes an Attribute by name plus AttrVal

Return NW_STAT_BAD_INPUT_PARAM

       NW_STAT_OUT_OF_MEMORY

       NW_STAT_SUCCESS

       NW_STAT_FAILURE

*/

NW_Status_t

NW_Encoder_writeAttributeByName(NW_WBXML_Writer_t* pW,

                                NW_String_t *attrName,

                                NW_TinyDom_AttrVal_t *val,

                                NW_Uint32 encoding)

{

  NW_Status_t s;

  NW_Uint32 byteCount;

  NW_Int32 charCount;

  if ((pW == NULL) || (attrName == NULL) || (val == NULL)) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  charCount = NW_String_charBuffGetLength(attrName->storage,

                                          encoding,

                                          &byteCount);

  if (charCount < 0) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  NW_ASSERT(byteCount == attrName->length);

  s = NW_WBXML_Writer_AttributeNameString(pW, encoding, (NW_Uint32)charCount,

                                          byteCount, attrName->storage);

  if (NW_STAT_IS_FAILURE(s)) {

    return s;

  }

  s = NW_Encoder_writeAttrVal(pW, val, encoding);

  if (NW_STAT_IS_FAILURE(s)) {

    return s;

  }

  return NW_WBXML_Writer_End(pW);

}

/*

Writes an Element by token

Return NW_STAT_BAD_INPUT_PARAM

       NW_STAT_OUT_OF_MEMORY

       NW_STAT_SUCCESS

*/

NW_Status_t

NW_Encoder_writeElementByToken(NW_WBXML_Writer_t* pW,

                               NW_Uint16 elementToken)

{

  NW_Status_t s;

  NW_Uint32 ignoreIndex;

  if (pW == NULL) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  s = NW_WBXML_Writer_TagToken(pW, elementToken, &ignoreIndex);

  if (NW_STAT_IS_FAILURE(s)) {

    return s;

  }

  return NW_WBXML_Writer_End(pW);

}

/*

Writes an Element

Return NW_STAT_BAD_INPUT_PARAM

       NW_STAT_OUT_OF_MEMORY

       NW_STAT_SUCCESS

*/

NW_Status_t

NW_Encoder_writeElementByName(NW_WBXML_Writer_t* pW,

                              NW_String_t *elementName,

                              NW_Uint32 encoding)

{

  NW_Status_t s;

  NW_Uint32 ignoreIndex;

  NW_Uint32 byteCount;

  NW_Int32 charCount;

  if ((elementName == NULL) || (pW == NULL)) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  charCount = NW_String_charBuffGetLength(elementName->storage,

                                          encoding,

                                          &byteCount);

  if (charCount < 0) {

    return NW_STAT_BAD_INPUT_PARAM;

  }

  NW_ASSERT(byteCount == elementName->length);

  s = NW_WBXML_Writer_TagString(pW, encoding, (NW_Uint32)charCount, byteCount,

                                elementName->storage, &ignoreIndex);

  if (NW_STAT_IS_FAILURE(s)) {

    return s;

  }

  return NW_WBXML_Writer_End(pW);

}

/*

Writes a TextItem

Return NW_STAT_BAD_INPUT_PARAM

       NW_STAT_OUT_OF_MEMORY

       NW_STAT_SUCCESS

*/

NW_Status_t

NW_Encoder_writeText(NW_WBXML_Writer_t* pW,

                     NW_TinyDom_Text_t *text,

                     NW_Uint32 encoding)

{

  NW_Status_t s;

  s = NW_Encoder_writeAttrVal(pW, text, encoding);

  if (NW_STAT_IS_FAILURE(s)) {

    return s;

  }

  return NW_WBXML_Writer_End(pW);

}