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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_ucb.hxx"
/**************************************************************************
TODO
**************************************************************************
*************************************************************************/
#include "rtl/ustrbuf.hxx"
#include "osl/diagnose.h"
#include "comphelper/storagehelper.hxx"
#include "../inc/urihelper.hxx"
#include "pkguri.hxx"
using namespace package_ucp;
using namespace rtl;
//=========================================================================
//=========================================================================
//
// PackageUri Implementation.
//
//=========================================================================
//=========================================================================
static void normalize( OUString& rURL )
{
sal_Int32 nPos = 0;
do
{
nPos = rURL.indexOf( '%', nPos );
if ( nPos != -1 )
{
if ( nPos < ( rURL.getLength() - 2 ) )
{
OUString aTmp = rURL.copy( nPos + 1, 2 );
rURL = rURL.replaceAt( nPos + 1, 2, aTmp.toAsciiUpperCase() );
nPos++;
}
}
}
while ( nPos != -1 );
}
//=========================================================================
void PackageUri::init() const
{
// Already inited?
if ( m_aUri.getLength() && !m_aPath.getLength() )
{
// Note: Maybe it's a re-init, setUri only resets m_aPath!
m_aPackage = m_aParentUri = m_aName = m_aParam = m_aScheme
= OUString();
// URI must match at least: <sheme>://<non_empty_url_to_file>
if ( ( m_aUri.getLength() < PACKAGE_URL_SCHEME_LENGTH + 4 ) )
{
// error, but remember that we did a init().
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
return;
}
// Scheme must be followed by '://'
if ( ( m_aUri.getStr()[ PACKAGE_URL_SCHEME_LENGTH ]
!= sal_Unicode( ':' ) )
||
( m_aUri.getStr()[ PACKAGE_URL_SCHEME_LENGTH + 1 ]
!= sal_Unicode( '/' ) )
||
( m_aUri.getStr()[ PACKAGE_URL_SCHEME_LENGTH + 2 ]
!= sal_Unicode( '/' ) ) )
{
// error, but remember that we did a init().
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
return;
}
rtl::OUString aPureUri;
sal_Int32 nParam = m_aUri.indexOf( '?' );
if( nParam >= 0 )
{
m_aParam = m_aUri.copy( nParam );
aPureUri = m_aUri.copy( 0, nParam );
}
else
aPureUri = m_aUri;
// Scheme is case insensitive.
m_aScheme = aPureUri.copy(
0, PACKAGE_URL_SCHEME_LENGTH ).toAsciiLowerCase();
if ( m_aScheme.equalsAsciiL(
RTL_CONSTASCII_STRINGPARAM( PACKAGE_URL_SCHEME ) )
|| m_aScheme.equalsAsciiL(
RTL_CONSTASCII_STRINGPARAM( PACKAGE_ZIP_URL_SCHEME ) ) )
{
if ( m_aScheme.equalsAsciiL(
RTL_CONSTASCII_STRINGPARAM( PACKAGE_ZIP_URL_SCHEME ) ) )
{
m_aParam +=
( m_aParam.getLength()
? ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "&purezip" ) )
: ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "?purezip" ) ) );
}
aPureUri = aPureUri.replaceAt( 0,
m_aScheme.getLength(),
m_aScheme );
sal_Int32 nStart = PACKAGE_URL_SCHEME_LENGTH + 3;
sal_Int32 nEnd = aPureUri.lastIndexOf( '/' );
if ( nEnd == PACKAGE_URL_SCHEME_LENGTH + 3 )
{
// Only <scheme>:/// - Empty authority
// error, but remember that we did a init().
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
return;
}
else if ( nEnd == ( aPureUri.getLength() - 1 ) )
{
if ( aPureUri.getStr()[ aPureUri.getLength() - 2 ]
== sal_Unicode( '/' ) )
{
// Only <scheme>://// or <scheme>://<something>//
// error, but remember that we did a init().
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
return;
}
// Remove trailing slash.
aPureUri = aPureUri.copy( 0, nEnd );
}
nEnd = aPureUri.indexOf( '/', nStart );
if ( nEnd == -1 )
{
// root folder.
OUString aNormPackage = aPureUri.copy( nStart );
normalize( aNormPackage );
aPureUri = aPureUri.replaceAt(
nStart, aPureUri.getLength() - nStart, aNormPackage );
m_aPackage
= ::ucb_impl::urihelper::decodeSegment( aNormPackage );
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
m_aUri = m_aUri.replaceAt( 0,
( nParam >= 0 )
? nParam
: m_aUri.getLength(), aPureUri );
sal_Int32 nLastSlash = m_aPackage.lastIndexOf( '/' );
if ( nLastSlash != -1 )
m_aName = ::ucb_impl::urihelper::decodeSegment(
m_aPackage.copy( nLastSlash + 1 ) );
else
m_aName
= ::ucb_impl::urihelper::decodeSegment( m_aPackage );
}
else
{
m_aPath = aPureUri.copy( nEnd + 1 );
// Unexpected sequences of characters:
// - empty path segments
// - encoded slashes
// - parent folder segments ".."
// - current folder segments "."
if ( m_aPath.indexOf( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "//" ) ) ) != -1
|| m_aPath.indexOf( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "%2F" ) ) ) != -1
|| m_aPath.indexOf( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "%2f" ) ) ) != -1
|| ::comphelper::OStorageHelper::PathHasSegment( m_aPath, ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".." ) ) )
|| ::comphelper::OStorageHelper::PathHasSegment( m_aPath, ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "." ) ) ) )
{
// error, but remember that we did a init().
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
return;
}
OUString aNormPackage = aPureUri.copy( nStart, nEnd - nStart );
normalize( aNormPackage );
aPureUri = aPureUri.replaceAt(
nStart, nEnd - nStart, aNormPackage );
aPureUri = aPureUri.replaceAt(
nEnd + 1,
aPureUri.getLength() - nEnd - 1,
::ucb_impl::urihelper::encodeURI( m_aPath ) );
m_aPackage
= ::ucb_impl::urihelper::decodeSegment( aNormPackage );
m_aPath = ::ucb_impl::urihelper::decodeSegment( m_aPath );
m_aUri = m_aUri.replaceAt( 0,
( nParam >= 0 )
? nParam
: m_aUri.getLength(), aPureUri );
sal_Int32 nLastSlash = aPureUri.lastIndexOf( '/' );
if ( nLastSlash != -1 )
{
m_aParentUri = aPureUri.copy( 0, nLastSlash );
m_aName = ::ucb_impl::urihelper::decodeSegment(
aPureUri.copy( nLastSlash + 1 ) );
}
}
// success
m_bValid = true;
}
else
{
// error, but remember that we did a init().
m_aPath = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) );
}
}
}
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