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 "pdffilter.hxx"
21 #include "pdfexport.hxx"
22 #include <cppuhelper/supportsservice.hxx>
23 #include <vcl/svapp.hxx>
24 #include <vcl/window.hxx>
25 #include <svl/outstrm.hxx>
26 #include <unotools/ucbstreamhelper.hxx>
27 #include <unotools/tempfile.hxx>
28 #include <vcl/FilterConfigItem.hxx>
29 #include <memory>
30
31 #include <com/sun/star/io/XOutputStream.hpp>
32
33 using namespace ::com::sun::star::io;
34
PDFFilter(const Reference<XComponentContext> & rxContext)35 PDFFilter::PDFFilter( const Reference< XComponentContext > &rxContext ) :
36 mxContext( rxContext )
37 {
38 }
39
40
~PDFFilter()41 PDFFilter::~PDFFilter()
42 {
43 }
44
45
implExport(const Sequence<PropertyValue> & rDescriptor)46 bool PDFFilter::implExport( const Sequence< PropertyValue >& rDescriptor )
47 {
48 Reference< XOutputStream > xOStm;
49 Sequence< PropertyValue > aFilterData;
50 sal_Int32 nLength = rDescriptor.getLength();
51 const PropertyValue* pValue = rDescriptor.getConstArray();
52 bool bIsRedactMode = false;
53 bool bRet = false;
54 Reference< task::XStatusIndicator > xStatusIndicator;
55 Reference< task::XInteractionHandler > xIH;
56
57 for (sal_Int32 i = 0; i < nLength; ++i)
58 {
59 if ( pValue[ i ].Name == "OutputStream" )
60 pValue[ i ].Value >>= xOStm;
61 else if ( pValue[ i ].Name == "FilterData" )
62 pValue[ i ].Value >>= aFilterData;
63 else if ( pValue[ i ].Name == "StatusIndicator" )
64 pValue[ i ].Value >>= xStatusIndicator;
65 else if ( pValue[i].Name == "InteractionHandler" )
66 pValue[i].Value >>= xIH;
67 }
68
69 for (sal_Int32 i = 0 ; i < nLength; ++i)
70 {
71 if ( pValue[i].Name == "IsRedactMode")
72 pValue[i].Value >>= bIsRedactMode;
73 }
74
75 /* we don't get FilterData if we are exporting directly
76 to pdf, but we have to use the last user settings (especially for the CompressMode) */
77 if ( !aFilterData.hasElements() )
78 {
79 FilterConfigItem aCfgItem( u"Office.Common/Filter/PDF/Export/" );
80 aCfgItem.ReadBool( "UseLosslessCompression", false );
81 aCfgItem.ReadInt32( "Quality", 90 );
82 aCfgItem.ReadBool( "ReduceImageResolution", false );
83 aCfgItem.ReadInt32( "MaxImageResolution", 300 );
84 aCfgItem.ReadBool( "UseTaggedPDF", false );
85 aCfgItem.ReadInt32( "SelectPdfVersion", 0 );
86 aCfgItem.ReadBool("PDFUACompliance", false);
87 aCfgItem.ReadBool( "ExportNotes", false );
88 aCfgItem.ReadBool( "ExportPlaceholders", false );
89 aCfgItem.ReadBool( "ExportNotesPages", false );
90 aCfgItem.ReadBool( "ExportOnlyNotesPages", false );
91 aCfgItem.ReadBool( "UseTransitionEffects", true );
92 aCfgItem.ReadBool( "IsSkipEmptyPages", false );
93 aCfgItem.ReadBool( "ExportFormFields", true );
94 aCfgItem.ReadInt32( "FormsType", 0 );
95 aCfgItem.ReadBool( "HideViewerToolbar", false );
96 aCfgItem.ReadBool( "HideViewerMenubar", false );
97 aCfgItem.ReadBool( "HideViewerWindowControls", false );
98 aCfgItem.ReadBool( "ResizeWindowToInitialPage", false );
99 aCfgItem.ReadBool( "CenterWindow", false );
100 aCfgItem.ReadBool( "OpenInFullScreenMode", false );
101 aCfgItem.ReadBool( "DisplayPDFDocumentTitle", true );
102 aCfgItem.ReadInt32( "InitialView", 0 );
103 aCfgItem.ReadInt32( "Magnification", 0 );
104 aCfgItem.ReadInt32( "Zoom", 100 );
105 aCfgItem.ReadInt32( "PageLayout", 0 );
106 aCfgItem.ReadBool( "FirstPageOnLeft", false );
107 aCfgItem.ReadInt32( "InitialPage", 1 );
108 aCfgItem.ReadBool( "IsAddStream", false );
109
110 // the encryption is not available when exporting directly, since the encryption is off by default and the selection
111 // (encrypt or not) is not persistent; it's available through macro though,
112 // provided the correct property values are set, see help
113
114 // now, the relative link stuff
115 aCfgItem.ReadBool( "ExportLinksRelativeFsys", false );
116 aCfgItem.ReadInt32("PDFViewSelection", 0 );
117 aCfgItem.ReadBool( "ConvertOOoTargetToPDFTarget", false );
118 aCfgItem.ReadBool( "ExportBookmarksToPDFDestination", false );
119
120 aCfgItem.ReadBool( "ExportBookmarks", true );
121 aCfgItem.ReadBool( "ExportHiddenSlides", false );
122 aCfgItem.ReadBool( "SinglePageSheets", false );
123 aCfgItem.ReadInt32( "OpenBookmarkLevels", -1 );
124
125 aCfgItem.ReadBool( "IsRedactMode", false);
126
127 aFilterData = aCfgItem.GetFilterData();
128 }
129
130
131 if (bIsRedactMode)
132 {
133 bool bFound = false;
134
135 for (PropertyValue& rProp : aFilterData)
136 {
137 if (rProp.Name == "IsRedactMode")
138 {
139 rProp.Value <<= bIsRedactMode;
140 bFound = true;
141 break;
142 }
143 }
144
145 if (!bFound)
146 {
147 sal_Int32 nNewSize = aFilterData.getLength() + 1;
148 aFilterData.realloc( nNewSize );
149 aFilterData[nNewSize - 1].Name = "IsRedactMode";
150 aFilterData[nNewSize - 1].Value <<= bIsRedactMode;
151 }
152 }
153
154 if( mxSrcDoc.is() && xOStm.is() )
155 {
156 PDFExport aExport( mxSrcDoc, xStatusIndicator, xIH, mxContext );
157 ::utl::TempFile aTempFile;
158
159 aTempFile.EnableKillingFile();
160 bRet = aExport.Export( aTempFile.GetURL(), aFilterData );
161
162 if( bRet )
163 {
164 std::unique_ptr<SvStream> pIStm(::utl::UcbStreamHelper::CreateStream( aTempFile.GetURL(), StreamMode::READ ));
165
166 if( pIStm )
167 {
168 SvOutputStream aOStm( xOStm );
169
170 aOStm.WriteStream( *pIStm );
171 bRet = ( aOStm.Tell() && ( aOStm.GetError() == ERRCODE_NONE ) );
172 }
173 }
174 }
175
176 return bRet;
177 }
178
179 namespace {
180
181 class FocusWindowWaitCursor
182 {
183 private:
184
185 VclPtr<vcl::Window> m_pFocusWindow;
186
187 public:
FocusWindowWaitCursor()188 FocusWindowWaitCursor() :
189 m_pFocusWindow( Application::GetFocusWindow() )
190 {
191 if( m_pFocusWindow )
192 {
193 m_pFocusWindow->AddEventListener( LINK( this, FocusWindowWaitCursor, DestroyedLink ) );
194 m_pFocusWindow->EnterWait();
195 }
196 }
197
~FocusWindowWaitCursor()198 ~FocusWindowWaitCursor()
199 {
200 if( m_pFocusWindow )
201 {
202 m_pFocusWindow->LeaveWait();
203 m_pFocusWindow->RemoveEventListener( LINK( this, FocusWindowWaitCursor, DestroyedLink ) );
204 }
205 }
206
207 DECL_LINK( DestroyedLink, VclWindowEvent&, void );
208 };
209
210 }
211
IMPL_LINK(FocusWindowWaitCursor,DestroyedLink,VclWindowEvent &,rEvent,void)212 IMPL_LINK( FocusWindowWaitCursor, DestroyedLink, VclWindowEvent&, rEvent, void )
213 {
214 if( rEvent.GetId() == VclEventId::ObjectDying )
215 m_pFocusWindow = nullptr;
216 }
217
218
filter(const Sequence<PropertyValue> & rDescriptor)219 sal_Bool SAL_CALL PDFFilter::filter( const Sequence< PropertyValue >& rDescriptor )
220 {
221 FocusWindowWaitCursor aCur;
222
223 const bool bRet = implExport( rDescriptor );
224
225 return bRet;
226 }
227
228
cancel()229 void SAL_CALL PDFFilter::cancel( )
230 {
231 }
232
233
setSourceDocument(const Reference<XComponent> & xDoc)234 void SAL_CALL PDFFilter::setSourceDocument( const Reference< XComponent >& xDoc )
235 {
236 mxSrcDoc = xDoc;
237 }
238
239
initialize(const css::uno::Sequence<css::uno::Any> &)240 void SAL_CALL PDFFilter::initialize( const css::uno::Sequence< css::uno::Any >& )
241 {
242 }
243
244
getImplementationName()245 OUString SAL_CALL PDFFilter::getImplementationName()
246 {
247 return "com.sun.star.comp.PDF.PDFFilter";
248 }
249
250
supportsService(const OUString & rServiceName)251 sal_Bool SAL_CALL PDFFilter::supportsService( const OUString& rServiceName )
252 {
253 return cppu::supportsService( this, rServiceName );
254 }
255
256
getSupportedServiceNames()257 css::uno::Sequence< OUString > SAL_CALL PDFFilter::getSupportedServiceNames( )
258 {
259 return { "com.sun.star.document.PDFFilter" };
260 }
261
262
263 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
filter_PDFFilter_get_implementation(css::uno::XComponentContext * context,css::uno::Sequence<css::uno::Any> const &)264 filter_PDFFilter_get_implementation(
265 css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
266 {
267 return cppu::acquire(new PDFFilter(context));
268 }
269
270 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
271