1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
/**************************************************************************
TODO
**************************************************************************
*************************************************************************/
#include <cppuhelper/exc_hlp.hxx>
#include <cppuhelper/weak.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <ucbhelper/contentidentifier.hxx>
#include <ucbhelper/macros.hxx>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include "pkgprovider.hxx"
#include "pkgcontent.hxx"
#include "pkguri.hxx"
#include <unordered_map>
using namespace com::sun::star;
namespace package_ucp
{
namespace {
class Package : public cppu::OWeakObject,
public container::XHierarchicalNameAccess
{
friend ContentProvider;
OUString m_aName;
uno::Reference< container::XHierarchicalNameAccess > m_xNA;
ContentProvider* m_pOwner;
public:
Package( const OUString& rName,
const uno::Reference< container::XHierarchicalNameAccess > & xNA,
ContentProvider* pOwner )
: m_aName( rName ), m_xNA( xNA ), m_pOwner( pOwner ) {}
virtual ~Package() override { m_pOwner->removePackage( m_aName ); }
// XInterface
virtual uno::Any SAL_CALL
queryInterface( const uno::Type& aType ) override
{ return m_xNA->queryInterface( aType ); }
virtual void SAL_CALL
acquire() noexcept override
{ OWeakObject::acquire(); }
virtual void SAL_CALL
release() noexcept override
{ OWeakObject::release(); }
// XHierarchicalNameAccess
virtual uno::Any SAL_CALL
getByHierarchicalName( const OUString& aName ) override
{ return m_xNA->getByHierarchicalName( aName ); }
virtual sal_Bool SAL_CALL
hasByHierarchicalName( const OUString& aName ) override
{ return m_xNA->hasByHierarchicalName( aName ); }
};
}
class Packages : public std::unordered_map<OUString, Package*> {};
}
using namespace package_ucp;
// ContentProvider Implementation.
ContentProvider::ContentProvider(
const uno::Reference< uno::XComponentContext >& rxContext )
: ::ucbhelper::ContentProviderImplHelper( rxContext )
{
}
// virtual
ContentProvider::~ContentProvider()
{
}
// XInterface methods.
void SAL_CALL ContentProvider::acquire()
noexcept
{
OWeakObject::acquire();
}
void SAL_CALL ContentProvider::release()
noexcept
{
OWeakObject::release();
}
css::uno::Any SAL_CALL ContentProvider::queryInterface( const css::uno::Type & rType )
{
css::uno::Any aRet = cppu::queryInterface( rType,
static_cast< lang::XTypeProvider* >(this),
static_cast< lang::XServiceInfo* >(this),
static_cast< ucb::XContentProvider* >(this)
);
return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
}
// XTypeProvider methods.
XTYPEPROVIDER_IMPL_3( ContentProvider,
lang::XTypeProvider,
lang::XServiceInfo,
ucb::XContentProvider );
// XServiceInfo methods.
OUString
ContentProvider::getImplementationName()
{
return "com.sun.star.comp.ucb.PackageContentProvider";
}
sal_Bool
ContentProvider::supportsService(const OUString& s)
{
return cppu::supportsService(this, s);
}
css::uno::Sequence< OUString >
ContentProvider::getSupportedServiceNames()
{
return { "com.sun.star.ucb.PackageContentProvider" };
}
// XContentProvider methods.
// virtual
uno::Reference< ucb::XContent > SAL_CALL ContentProvider::queryContent(
const uno::Reference< ucb::XContentIdentifier >& Identifier )
{
if ( !Identifier.is() )
return uno::Reference< ucb::XContent >();
PackageUri aUri( Identifier->getContentIdentifier() );
if ( !aUri.isValid() )
throw ucb::IllegalIdentifierException();
// Create a new identifier for the normalized URL returned by
// PackageUri::getUri().
uno::Reference< ucb::XContentIdentifier > xId = new ::ucbhelper::ContentIdentifier( aUri.getUri() );
osl::MutexGuard aGuard( m_aMutex );
// Check, if a content with given id already exists...
uno::Reference< ucb::XContent > xContent
= queryExistingContent( xId );
if ( xContent.is() )
return xContent;
// Create a new content.
xContent = Content::create( m_xContext, this, Identifier ); // not xId!!!
registerNewContent( xContent );
if ( xContent.is() && !xContent->getIdentifier().is() )
throw ucb::IllegalIdentifierException();
return xContent;
}
// Other methods.
uno::Reference< container::XHierarchicalNameAccess >
ContentProvider::createPackage( const PackageUri & rURI )
{
osl::MutexGuard aGuard( m_aMutex );
OUString rURL = rURI.getPackage() + rURI.getParam();
if ( m_pPackages )
{
Packages::const_iterator it = m_pPackages->find( rURL );
if ( it != m_pPackages->end() )
{
// Already instantiated. Return package.
return (*it).second->m_xNA;
}
}
else
m_pPackages.reset( new Packages );
// Create new package...
uno::Sequence< uno::Any > aArguments{ uno::Any(rURL) };
uno::Reference< container::XHierarchicalNameAccess > xNameAccess;
try
{
xNameAccess.set(
m_xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
"com.sun.star.packages.comp.ZipPackage",
aArguments, m_xContext ),
css::uno::UNO_QUERY_THROW );
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( uno::Exception const & e )
{
css::uno::Any anyEx = cppu::getCaughtException();
throw css::lang::WrappedTargetRuntimeException(
e.Message, e.Context, anyEx);
}
rtl::Reference< Package> xPackage = new Package( rURL, xNameAccess, this );
(*m_pPackages)[ rURL ] = xPackage.get();
return xPackage;
}
void ContentProvider::removePackage( const OUString & rName )
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pPackages )
{
Packages::iterator it = m_pPackages->find( rName );
if ( it != m_pPackages->end() )
{
m_pPackages->erase( it );
return;
}
}
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
ucb_package_ContentProvider_get_implementation(
css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
{
return cppu::acquire(new ContentProvider(context));
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
