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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef OOX_OLE_VBAHELPER_HXX
#define OOX_OLE_VBAHELPER_HXX
#include "oox/helper/binarystreambase.hxx"
namespace com { namespace sun { namespace star {
namespace container { class XNameContainer; }
namespace document { class XEventsSupplier; }
} } }
namespace oox { class BinaryInputStream; }
namespace oox {
namespace ole {
// Directory stream record identifiers ========================================
const sal_uInt16 VBA_ID_MODULECOOKIE = 0x002C;
const sal_uInt16 VBA_ID_MODULEDOCSTRING = 0x001C;
const sal_uInt16 VBA_ID_MODULEDOCSTRINGUNICODE = 0x0048;
const sal_uInt16 VBA_ID_MODULEEND = 0x002B;
const sal_uInt16 VBA_ID_MODULEHELPCONTEXT = 0x001E;
const sal_uInt16 VBA_ID_MODULENAME = 0x0019;
const sal_uInt16 VBA_ID_MODULENAMEUNICODE = 0x0047;
const sal_uInt16 VBA_ID_MODULEOFFSET = 0x0031;
const sal_uInt16 VBA_ID_MODULEPRIVATE = 0x0028;
const sal_uInt16 VBA_ID_MODULEREADONLY = 0x0025;
const sal_uInt16 VBA_ID_MODULESTREAMNAME = 0x001A;
const sal_uInt16 VBA_ID_MODULESTREAMNAMEUNICODE = 0x0032;
const sal_uInt16 VBA_ID_MODULETYPEDOCUMENT = 0x0022;
const sal_uInt16 VBA_ID_MODULETYPEPROCEDURAL = 0x0021;
const sal_uInt16 VBA_ID_PROJECTCODEPAGE = 0x0003;
const sal_uInt16 VBA_ID_PROJECTEND = 0x0010;
const sal_uInt16 VBA_ID_PROJECTMODULES = 0x000F;
const sal_uInt16 VBA_ID_PROJECTVERSION = 0x0009;
// ============================================================================
/** Static helper functions for the VBA filters. */
class VbaHelper
{
public:
/** Returns the full Basic script URL from a VBA module and macro name.
The script is assumed to be in a document library. */
static ::rtl::OUString getBasicScriptUrl(
const ::rtl::OUString& rLibraryName,
const ::rtl::OUString& rModuleName,
const ::rtl::OUString& rMacroName );
/** Reads the next record from the VBA directory stream 'dir'.
@param rnRecId (out parameter) The record identifier of the new record.
@param rRecData (out parameter) The contents of the new record.
@param rInStrm The 'dir' stream.
@return True = next record successfully read. False on any error, or
if the stream is EOF.
*/
static bool readDirRecord(
sal_uInt16& rnRecId,
StreamDataSequence& rRecData,
BinaryInputStream& rInStrm );
/** Extracts a key/value pair from a string separated by an equality sign.
@param rKey (out parameter) The key before the separator.
@param rValue (out parameter) The value following the separator.
@param rCodeLine The source key/value pair.
@return True = Equality sign separator found, and the returned key and
value are not empty. False otherwise.
*/
static bool extractKeyValue(
::rtl::OUString& rKey,
::rtl::OUString& rValue,
const ::rtl::OUString& rKeyValue );
/** Removes whitespace characters from the beginning of the passed string.
@param rCodeLine (in/out parameter) The string to be modified.
@return True = at least one whitespace character found and removed
from rCodeLine. False = rCodeLine is empty or does not start with
a whitespace character.
*/
static bool eatWhitespace( ::rtl::OUString& rCodeLine );
/** Removes the passed keyword from the beginning of the passed string.
@param rCodeLine (in/out parameter) The string to be modified.
@param rKeyword The keyword to be removed from the beginning of the
rCodeLine string.
@return True = rCodeLine starts with the passed keyword (case
insensitive), and is followed by whitespace characters, or it ends
right after the keyword. The keyword and the following whitespace
characters have been removed from rCodeLine. False = rCodeLine is
empty or does not start with the specified keyword, or the keyword
is not followed by whitespace characters.
*/
static bool eatKeyword( ::rtl::OUString& rCodeLine, const ::rtl::OUString& rKeyword );
/** Returns the VBA source code of the specified module, or an empty
string, if the module does not exist.
@param rxBasicLib The container for all VBA code modules.
@param rModuleName The name of the VBA code module.
*/
static ::rtl::OUString getSourceCode(
const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >& rxBasicLib,
const ::rtl::OUString& rModuleName );
/** Checks, if a macro with the specified name exists in the passed VBA
source code.
@param rSourceCode The VBA source code.
@param rMacroName The name of the macro.
*/
static bool hasMacro(
const ::rtl::OUString& rSourceCode,
const ::rtl::OUString& rMacroName );
/** Checks, if a macro with the specified name exists in the specified
module.
@param rxBasicLib The container for all VBA code modules.
@param rModuleName The name of the VBA module to check for the macro.
@param rMacroName The name of the macro.
*/
static bool hasMacro(
const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >& rxBasicLib,
const ::rtl::OUString& rModuleName,
const ::rtl::OUString& rMacroName );
/** Tries to insert a VBA macro into the specified code module.
@descr If the specified macro does not exist, it will be generated as
following, using the passed parameters. If the parameter rMacroType
is left empty, a sub procedure macro will be generated:
Private Sub <rMacroName> ( <rMacroArgs> )
<rMacroCode>
End Sub
If the parameter rMacroType is not empty, a function macro
will be generated. Note that the parameter rMacroCode has to
provide the code that returns the function value.
Private Function <rMacroName> ( <rMacroArgs> ) As <rMacroType>
<rMacroCode>
End Function
The source code in rMacroCode may contain a special placeholder
$MACRO that will be replaced by the macro name passed in rMacroName
before the macro will be inserted into the module.
@param rModuleName The name of the VBA module to be used.
@param rMacroName The name of the VBA macro to be inserted.
@param rMacroArgs The argument list of the VBA macro.
@param rMacroType Macro return type (empty for sub procedure).
@param rMacroCode The VBA source code for the macro.
@return True, if the specified VBA macro has been inserted. False, if
there already exists a macro with the specified name, or if any
error has occurred, for example, Office configuration forbids to
generate executable VBA code or the specified module does not
exist.
*/
static bool insertMacro(
const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >& rxBasicLib,
const ::rtl::OUString& rModuleName,
const ::rtl::OUString& rMacroName,
const ::rtl::OUString& rMacroArgs,
const ::rtl::OUString& rMacroType,
const ::rtl::OUString& rMacroCode );
/** Tries to attach a VBA macro to an event of the passed events supplier.
@descr The function checks if the specified macro exists and attaches
it to the event of the passed events supplier.
@param rxEventsSupp The events supplier for the event to be attached.
@param rEventName The event name used in the office API.
@param rLibraryName The name of the Basic library containing the macro.
@param rModuleName The name of the VBA module containing the macro.
@param rMacroName The name of the VBA macro to attach to the event.
*/
static bool attachMacroToEvent(
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XEventsSupplier >& rxEventsSupp,
const ::rtl::OUString& rEventName,
const ::rtl::OUString& rLibraryName,
const ::rtl::OUString& rModuleName,
const ::rtl::OUString& rMacroName );
private:
VbaHelper();
~VbaHelper();
};
// ============================================================================
} // namespace ole
} // namespace oox
#endif
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