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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 :
21 : #include "fsfactory.hxx"
22 : #include <cppuhelper/factory.hxx>
23 : #include <com/sun/star/ucb/XSimpleFileAccess.hpp>
24 : #include <com/sun/star/embed/ElementModes.hpp>
25 : #include <com/sun/star/io/XSeekable.hpp>
26 : #include <comphelper/processfactory.hxx>
27 : #include <cppuhelper/supportsservice.hxx>
28 :
29 : #include <ucbhelper/fileidentifierconverter.hxx>
30 : #include <ucbhelper/content.hxx>
31 :
32 : #include <unotools/tempfile.hxx>
33 : #include <unotools/ucbhelper.hxx>
34 :
35 : #include "fsstorage.hxx"
36 :
37 :
38 : using namespace ::com::sun::star;
39 :
40 160 : uno::Sequence< OUString > SAL_CALL FSStorageFactory::impl_staticGetSupportedServiceNames()
41 : {
42 160 : uno::Sequence< OUString > aRet(2);
43 160 : aRet[0] = "com.sun.star.embed.FileSystemStorageFactory";
44 160 : aRet[1] = "com.sun.star.comp.embed.FileSystemStorageFactory";
45 160 : return aRet;
46 : }
47 :
48 320 : OUString SAL_CALL FSStorageFactory::impl_staticGetImplementationName()
49 : {
50 320 : return OUString("com.sun.star.comp.embed.FileSystemStorageFactory");
51 : }
52 :
53 160 : uno::Reference< uno::XInterface > SAL_CALL FSStorageFactory::impl_staticCreateSelfInstance(
54 : const uno::Reference< lang::XMultiServiceFactory >& xServiceManager )
55 : {
56 160 : return uno::Reference< uno::XInterface >( *new FSStorageFactory( comphelper::getComponentContext(xServiceManager) ) );
57 : }
58 :
59 0 : uno::Reference< uno::XInterface > SAL_CALL FSStorageFactory::createInstance()
60 : throw ( uno::Exception,
61 : uno::RuntimeException, std::exception )
62 : {
63 0 : OUString aTempURL;
64 :
65 0 : aTempURL = ::utl::TempFile( NULL, true ).GetURL();
66 :
67 0 : if ( aTempURL.isEmpty() )
68 0 : throw uno::RuntimeException(); // TODO: can not create tempfile
69 :
70 : ::ucbhelper::Content aResultContent(
71 : aTempURL, uno::Reference< ucb::XCommandEnvironment >(),
72 0 : comphelper::getProcessComponentContext() );
73 :
74 : return uno::Reference< uno::XInterface >(
75 : static_cast< OWeakObject* >(
76 : new FSStorage( aResultContent,
77 : embed::ElementModes::READWRITE,
78 0 : m_xContext ) ),
79 0 : uno::UNO_QUERY );
80 : }
81 :
82 : /**
83 : * The request for storage can be done with up to three arguments.
84 : * The first argument specifies a source for the storage it must be URL.
85 : * The second value is a mode the storage should be open in.
86 : * The third value is a media descriptor.
87 : */
88 316 : uno::Reference< uno::XInterface > SAL_CALL FSStorageFactory::createInstanceWithArguments(
89 : const uno::Sequence< uno::Any >& aArguments )
90 : throw ( uno::Exception,
91 : uno::RuntimeException, std::exception )
92 : {
93 316 : sal_Int32 nArgNum = aArguments.getLength();
94 : OSL_ENSURE( nArgNum < 4, "Wrong parameter number" );
95 :
96 316 : if ( !nArgNum )
97 0 : return createInstance();
98 :
99 : // first try to retrieve storage open mode if any
100 : // by default the storage will be open in readonly mode
101 316 : sal_Int32 nStorageMode = embed::ElementModes::READ;
102 316 : if ( nArgNum >= 2 )
103 : {
104 316 : if( !( aArguments[1] >>= nStorageMode ) )
105 : {
106 : throw lang::IllegalArgumentException(
107 : ("second argument to css.embed.FileSystemStorageFactory."
108 : "createInstanceWithArguments must be a"
109 : " css.embed.ElementModes"),
110 0 : static_cast< OWeakObject * >(this), -1);
111 : }
112 : // it's always possible to read written storage in this implementation
113 316 : nStorageMode |= embed::ElementModes::READ;
114 : }
115 :
116 : // retrieve storage source URL
117 316 : OUString aURL;
118 :
119 316 : if ( !( aArguments[0] >>= aURL ) || aURL.isEmpty() )
120 : {
121 : throw lang::IllegalArgumentException(
122 : ("first argument to"
123 : " css.embed.FileSystemStorageFactory.createInstanceWithArguments"
124 : " must be a (non-empty) URL"),
125 0 : static_cast< OWeakObject * >(this), -1);
126 : }
127 :
128 : // allow to use other ucp's
129 : // if ( !isLocalNotFile_Impl( aURL ) )
130 632 : if ( aURL.startsWithIgnoreAsciiCase("vnd.sun.star.pkg:")
131 316 : || aURL.startsWithIgnoreAsciiCase("vnd.sun.star.zip:")
132 632 : || ::utl::UCBContentHelper::IsDocument( aURL ) )
133 : {
134 : throw lang::IllegalArgumentException(
135 0 : ("URL \"" + aURL + "\" passed as first argument to"
136 : " css.embed.FileSystemStorageFactory.createInstanceWithArguments"
137 : " must be a file URL denoting a directory"),
138 0 : static_cast< OWeakObject * >(this), -1);
139 : }
140 :
141 316 : if ( ( nStorageMode & embed::ElementModes::WRITE ) && !( nStorageMode & embed::ElementModes::NOCREATE ) )
142 158 : FSStorage::MakeFolderNoUI( aURL );
143 158 : else if ( !::utl::UCBContentHelper::IsFolder( aURL ) )
144 : throw io::IOException(
145 0 : ("URL \"" + aURL + "\" passed to"
146 : " css.embed.FileSystemStorageFactory.createInstanceWithArguments"
147 : " does not denote an existing directory"),
148 0 : static_cast< OWeakObject * >(this));
149 :
150 : ::ucbhelper::Content aResultContent(
151 : aURL, uno::Reference< ucb::XCommandEnvironment >(),
152 632 : comphelper::getProcessComponentContext() );
153 :
154 : // create storage based on source
155 : return uno::Reference< uno::XInterface >(
156 : static_cast< OWeakObject* >( new FSStorage( aResultContent,
157 : nStorageMode,
158 632 : m_xContext ) ),
159 632 : uno::UNO_QUERY );
160 : }
161 :
162 0 : OUString SAL_CALL FSStorageFactory::getImplementationName()
163 : throw ( uno::RuntimeException, std::exception )
164 : {
165 0 : return impl_staticGetImplementationName();
166 : }
167 :
168 0 : sal_Bool SAL_CALL FSStorageFactory::supportsService( const OUString& ServiceName )
169 : throw ( uno::RuntimeException, std::exception )
170 : {
171 0 : return cppu::supportsService(this, ServiceName);
172 : }
173 :
174 0 : uno::Sequence< OUString > SAL_CALL FSStorageFactory::getSupportedServiceNames()
175 : throw ( uno::RuntimeException, std::exception )
176 : {
177 0 : return impl_staticGetSupportedServiceNames();
178 : }
179 :
180 :
181 : extern "C"
182 : {
183 160 : SAL_DLLPUBLIC_EXPORT void * SAL_CALL fsstorage_component_getFactory (
184 : const sal_Char * pImplementationName, void * pServiceManager,
185 : SAL_UNUSED_PARAMETER void * /* pRegistryKey */)
186 : {
187 160 : void * pResult = 0;
188 160 : if (pServiceManager)
189 : {
190 160 : uno::Reference< lang::XSingleServiceFactory > xFactory;
191 160 : if (FSStorageFactory::impl_staticGetImplementationName().equalsAscii(pImplementationName))
192 : {
193 320 : xFactory = cppu::createOneInstanceFactory (
194 : reinterpret_cast< lang::XMultiServiceFactory* >(pServiceManager),
195 : FSStorageFactory::impl_staticGetImplementationName(),
196 : FSStorageFactory::impl_staticCreateSelfInstance,
197 160 : FSStorageFactory::impl_staticGetSupportedServiceNames() );
198 : }
199 160 : if (xFactory.is())
200 : {
201 160 : xFactory->acquire();
202 160 : pResult = xFactory.get();
203 160 : }
204 : }
205 160 : return pResult;
206 : }
207 :
208 : } // extern "C"
209 :
210 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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