/*

* Copyright (c) 1999 - 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: 

*

*/

 /*

    $Workfile: scr_browser.c $

    Purpose:

        This file implements the ScriptServer functionality for the WMLBrowser standard library.

        The WMLBrowser library can access different WMLBrowser variables and attributes.

 */

#include "scr_browser.h"

#include "scr_conv.h"

#include "scr_api.h"

#include "scr_srv.h" 

#include "nwx_url_utils.h"

#include "urlloader_urlresponse.h"

#include "nwx_string.h"

#include "BrsrStatusCodes.h"

NW_Byte size_browser_lib(void)

{

  return NO_OF_BROWSER_FUNCS;

}

NW_Bool browser_getVar(void) 

{

  NW_Ucs2 *name = 0;

  NW_Bool retVal;

  name = GetUcs2Val();

  if (name == NULL) {

    return NW_FALSE;

  }

  /* name will be freed by the browser app */

  retVal = ScriptAPI_getVar(name);

  if (!retVal) {

    push_estack(new_invalid_val());

  }  

  NW_Mem_Free(name);

  return retVal;

}

static NW_Bool browser_setVar(void)

{

  NW_Ucs2 *name = 0, *value = 0;

  NW_Bool retVal;

  value = GetUcs2Val_notrim();

  if (value == NULL) {

    return NW_FALSE;

  }

  name = GetUcs2Val();

  if (name == NULL) {

    NW_Mem_Free(value);

    return NW_FALSE;

  }

  /* name and value will be freed by the browser app */

  retVal = ScriptAPI_setVar(name, value);

  if (!retVal) {

    push_estack(new_invalid_val());

  }

  NW_Mem_Free(value);

  NW_Mem_Free(name);

  return retVal;

}

NW_Bool browser_go(void) 

{

  NW_Ucs2 *url = 0;

  url = GetUcs2Val();

  if (url == NULL) {

    return NW_FALSE;

  }

  /* url and vars will be freed by the browser app */

  ScriptAPI_go(url);

  NW_Str_Delete(url);

  push_estack(new_empty_str_val());

  return NW_TRUE;

}

NW_Bool browser_prev(void) 

{

  ScriptAPI_prev();

  return NW_TRUE;

}

static NW_Bool browser_newContext(void)

{

  ScriptAPI_newContext();

  return NW_TRUE;

}

static NW_Bool browser_getCurrentCard(void)

{

  NW_Ucs2 *ref = 0;

  ref = get_first_referer();

  if (ref)

  {

    TBrowserStatusCode status;

    NW_Ucs2 *base = get_curr_url();

    NW_Ucs2 *res_str = 0;

    str_t s = 0;

    val_t v = uninitialize_val();

    status = NW_Url_AbsToRel(base, ref, &res_str);

    if (status == KBrsrOutOfMemory)

    {

      set_error_code(SCR_ERROR_OUT_OF_MEMORY);

      return NW_FALSE;

    }

    s = ucs22str(res_str);

    v = new_str_val(s);

    push_estack(v);

    if (res_str) NW_Mem_Free(res_str);

    free_str(s);

    free_val(v);

  }

  else push_estack(new_invalid_val());

  return NW_TRUE;

}

static NW_Bool browser_refresh(void)

{

  ScriptAPI_refresh();

  return NW_TRUE;

}

/*  functions in Browser library */

static const lib_function_t browser_lib_table[NO_OF_BROWSER_FUNCS] =

{ /*  arg_size,   func_ptr,                 is_async  */

  {   1,          browser_getVar,           NW_TRUE  },

  {   2,          browser_setVar,           NW_TRUE  },

  {   2,          browser_go,               NW_TRUE  },

  {   1,          browser_prev,             NW_TRUE  },

  {   0,          browser_newContext,       NW_TRUE  },

  {   0,          browser_getCurrentCard,   NW_FALSE },

  {   0,          browser_refresh,          NW_TRUE  }

};

void populate_browser_lib(lib_function_table_t *table)

{

  NW_Int32 i = ScriptAPI_get_lib_index(BROWSER_LIB_ID);

  (*table)[i] = browser_lib_table;

  return;

}