ucb/source/ucp/webdav/webdavprovider.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <ucbhelper/contentidentifier.hxx>
  21 #include <ucbhelper/macros.hxx>
  22 #include "webdavprovider.hxx"
  23 #include "webdavcontent.hxx"
  24
  25 #include <cppuhelper/queryinterface.hxx>
  26 #include <osl/mutex.hxx>
  27 #include <com/sun/star/ucb/IllegalIdentifierException.hpp>
  28
  29 #include <tools/urlobj.hxx>
  30
  31 using namespace com::sun::star;
  32 using namespace http_dav_ucp;
  33
  34
  35 // ContentProvider Implementation.
  36
  37
  38 ContentProvider::ContentProvider(
  39                 const uno::Reference< uno::XComponentContext >& rContext )
  40 : ::ucbhelper::ContentProviderImplHelper( rContext ),
  41   m_xDAVSessionFactory( new DAVSessionFactory )
  42 {
  43 }
  44
  45
  46 // virtual
  47 ContentProvider::~ContentProvider()
  48 {}
  49
  50
  51 // XInterface methods.
  52 void SAL_CALL ContentProvider::acquire()
  53     throw()
  54 {
  55     OWeakObject::acquire();
  56 }
  57
  58 void SAL_CALL ContentProvider::release()
  59     throw()
  60 {
  61     OWeakObject::release();
  62 }
  63
  64 css::uno::Any SAL_CALL ContentProvider::queryInterface( const css::uno::Type & rType )
  65 {
  66     css::uno::Any aRet = cppu::queryInterface( rType,
  67     static_cast< lang::XTypeProvider* >(this),
  68     static_cast< lang::XServiceInfo* >(this),
  69     static_cast< ucb::XContentProvider* >(this)
  70                     );
  71     return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
  72 }
  73
  74 // XTypeProvider methods.
  75
  76
  77 XTYPEPROVIDER_IMPL_3( ContentProvider,
  78                       lang::XTypeProvider,
  79                       lang::XServiceInfo,
  80                       ucb::XContentProvider );
  81
  82
  83 // XServiceInfo methods.
  84 OUString SAL_CALL ContentProvider::getImplementationName()
  85 {
  86     return getImplementationName_Static();
  87 }
  88
  89 OUString ContentProvider::getImplementationName_Static()
  90 {
  91     return "com.sun.star.comp.WebDAVContentProvider";
  92 }
  93
  94 sal_Bool SAL_CALL ContentProvider::supportsService( const OUString& ServiceName )
  95 {
  96     return cppu::supportsService( this, ServiceName );
  97 }
  98
  99 css::uno::Sequence< OUString > SAL_CALL ContentProvider::getSupportedServiceNames()
 100 {
 101     return getSupportedServiceNames_Static();
 102 }
 103
 104 /// @throws css::uno::Exception
 105 static css::uno::Reference< css::uno::XInterface >
 106 ContentProvider_CreateInstance( const css::uno::Reference< css::lang::XMultiServiceFactory> & rSMgr )
 107 {
 108     css::lang::XServiceInfo* pX =
 109                 static_cast<css::lang::XServiceInfo*>(new ContentProvider( ucbhelper::getComponentContext(rSMgr) ));
 110     return css::uno::Reference< css::uno::XInterface >::query( pX );
 111 }
 112
 113 css::uno::Sequence< OUString >
 114 ContentProvider::getSupportedServiceNames_Static()
 115 {
 116     css::uno::Sequence< OUString > aSNS { WEBDAV_CONTENT_PROVIDER_SERVICE_NAME };
 117     return aSNS;
 118 }
 119
 120 // Service factory implementation.
 121
 122 css::uno::Reference< css::lang::XSingleServiceFactory >
 123 ContentProvider::createServiceFactory( const css::uno::Reference< css::lang::XMultiServiceFactory >& rxServiceMgr )
 124 {
 125     return cppu::createOneInstanceFactory(
 126                 rxServiceMgr,
 127                 ContentProvider::getImplementationName_Static(),
 128                 ContentProvider_CreateInstance,
 129                 ContentProvider::getSupportedServiceNames_Static() );
 130 }
 131
 132
 133
 134 // XContentProvider methods.
 135
 136
 137 // virtual
 138 uno::Reference< ucb::XContent > SAL_CALL
 139 ContentProvider::queryContent(
 140             const uno::Reference<
 141                     ucb::XContentIdentifier >& Identifier )
 142 {
 143     // Check URL scheme...
 144     INetURLObject aURL(Identifier->getContentIdentifier());
 145
 146     if (aURL.isSchemeEqualTo(INetProtocol::NotValid))
 147         throw ucb::IllegalIdentifierException();
 148
 149     if (!aURL.isAnyKnownWebDAVScheme())
 150         throw ucb::IllegalIdentifierException();
 151
 152     uno::Reference< ucb::XContentIdentifier > xCanonicId;
 153
 154     if (aURL.isSchemeEqualTo(INetProtocol::VndSunStarWebdav) ||
 155         aURL.isSchemeEqualTo(DAV_URL_SCHEME) ||
 156         aURL.isSchemeEqualTo(WEBDAV_URL_SCHEME))
 157     {
 158         aURL.changeScheme(INetProtocol::Http);
 159         xCanonicId = new ::ucbhelper::ContentIdentifier( aURL.getExternalURL() );
 160     }
 161     else if (aURL.isSchemeEqualTo(VNDSUNSTARWEBDAVS_URL_SCHEME) ||
 162         aURL.isSchemeEqualTo(DAVS_URL_SCHEME) ||
 163         aURL.isSchemeEqualTo(WEBDAVS_URL_SCHEME))
 164     {
 165         aURL.changeScheme(INetProtocol::Https);
 166         xCanonicId = new ::ucbhelper::ContentIdentifier( aURL.getExternalURL() );
 167     }
 168     else
 169     {
 170         xCanonicId = Identifier;
 171     }
 172
 173     osl::MutexGuard aGuard( m_aMutex );
 174
 175     // Check, if a content with given id already exists...
 176     uno::Reference< ucb::XContent > xContent
 177         = queryExistingContent( xCanonicId ).get();
 178     if ( xContent.is() )
 179         return xContent;
 180
 181     // Create a new content.
 182
 183     try
 184     {
 185         xContent = new ::http_dav_ucp::Content(
 186                         m_xContext, this, xCanonicId, m_xDAVSessionFactory );
 187         registerNewContent( xContent );
 188     }
 189     catch ( ucb::ContentCreationException const & )
 190     {
 191         throw ucb::IllegalIdentifierException();
 192     }
 193
 194     if ( !xContent->getIdentifier().is() )
 195         throw ucb::IllegalIdentifierException();
 196
 197     return xContent;
 198 }
 199
 200 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */