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21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_scfilt.hxx"
26 // Das geht: Versionserkennung WKS, WK1 und WK3
27 // ...Rest steht in op.cpp
28
29 //------------------------------------------------------------------------
30
31 #include <tools/solar.h>
32 #include <string.h>
33 #include <map>
34
35 #include "filter.hxx"
36 #include "document.hxx"
37 #include "compiler.hxx"
38 #include "scerrors.hxx"
39
40 #include "root.hxx"
41 #include "lotrange.hxx"
42 #include "optab.h"
43 #include "scmem.h"
44 #include "decl.h"
45 #include "tool.h"
46
47 #include "fprogressbar.hxx"
48
49 #include "op.h"
50
51 // Konstanten ------------------------------------------------------------
52 const sal_uInt16 nBOF = 0x0000;
53
54
55
56 // externe Variablen -----------------------------------------------------
57 extern WKTYP eTyp; // Typ der gerade in bearbeitung befindlichen Datei
58 WKTYP eTyp;
59
60 extern sal_Bool bEOF; // zeigt Ende der Datei
61 sal_Bool bEOF;
62
63 extern CharSet eCharVon;
64 CharSet eCharVon;
65
66 extern ScDocument* pDoc; // Aufhaenger zum Dokumentzugriff
67 ScDocument* pDoc;
68
69
70 extern OPCODE_FKT pOpFkt[ FKT_LIMIT ];
71 // -> optab.cxx, Tabelle moeglicher Opcodes
72 extern OPCODE_FKT pOpFkt123[ FKT_LIMIT123 ];
73 // -> optab.cxx, Table of possible Opcodes
74
75 LOTUS_ROOT* pLotusRoot = NULL;
76
77
78 std::map<sal_uInt16, ScPatternAttr> aLotusPatternPool;
79
80 static FltError
generate_Opcodes(SvStream & aStream,ScDocument & rDoc,ScfStreamProgressBar & aPrgrsBar,WKTYP eType)81 generate_Opcodes( SvStream& aStream, ScDocument& rDoc,
82 ScfStreamProgressBar& aPrgrsBar, WKTYP eType )
83 {
84 OPCODE_FKT *pOps;
85 int nOps;
86
87 switch(eType)
88 {
89 case eWK_1:
90 case eWK_2:
91 pOps = pOpFkt;
92 nOps = FKT_LIMIT;
93 break;
94 case eWK123:
95 pOps = pOpFkt123;
96 nOps = FKT_LIMIT123;
97 break;
98 case eWK3: return eERR_NI;
99 case eWK_Error: return eERR_FORMAT;
100 default: return eERR_UNKN_WK;
101 }
102
103 // #i76299# seems that SvStream::IsEof() does not work correctly
104 aStream.Seek( STREAM_SEEK_TO_END );
105 sal_Size nStrmSize = aStream.Tell();
106 aStream.Seek( STREAM_SEEK_TO_BEGIN );
107 while( !bEOF && !aStream.IsEof() && (aStream.Tell() < nStrmSize) )
108 {
109 sal_uInt16 nOpcode, nLength;
110
111 aStream >> nOpcode >> nLength;
112 aPrgrsBar.Progress();
113 if( nOpcode == LOTUS_EOF )
114 bEOF = sal_True;
115
116 else if( nOpcode == LOTUS_FILEPASSWD )
117 return eERR_FILEPASSWD;
118
119 else if( nOpcode < nOps )
120 pOps[ nOpcode ] ( aStream, nLength );
121
122 else if( eType == eWK123 &&
123 nOpcode == LOTUS_PATTERN )
124 {
125 // This is really ugly - needs re-factoring ...
126 aStream.SeekRel(nLength);
127 aStream >> nOpcode >> nLength;
128 if ( nOpcode == 0x29a)
129 {
130 aStream.SeekRel(nLength);
131 aStream >> nOpcode >> nLength;
132 if ( nOpcode == 0x804 )
133 {
134 aStream.SeekRel(nLength);
135 OP_ApplyPatternArea123(aStream);
136 }
137 else
138 aStream.SeekRel(nLength);
139 }
140 else
141 aStream.SeekRel(nLength);
142 }
143 else
144 aStream.SeekRel( nLength );
145 }
146
147 MemDelete();
148
149 rDoc.CalcAfterLoad();
150
151 return eERR_OK;
152 }
153
ScanVersion(SvStream & aStream)154 WKTYP ScanVersion( SvStream& aStream )
155 {
156 // PREC: pWKDatei: Zeiger auf offene Datei
157 // POST: return: Typ der Datei
158 sal_uInt16 nOpcode, nVersNr, nRecLen;
159
160 // erstes Byte muss wegen BOF zwingend 0 sein!
161 aStream >> nOpcode;
162 if( nOpcode != nBOF )
163 return eWK_UNKNOWN;
164
165 aStream >> nRecLen >> nVersNr;
166
167 if( aStream.IsEof() )
168 return eWK_Error;
169
170 switch( nVersNr )
171 {
172 case 0x0404:
173 if( nRecLen == 2 )
174 return eWK_1;
175 else
176 return eWK_UNKNOWN;
177
178 case 0x0406:
179 if( nRecLen == 2 )
180 return eWK_2;
181 else
182 return eWK_UNKNOWN;
183
184 case 0x1000:
185 aStream >> nVersNr;
186 if( aStream.IsEof() ) return eWK_Error;
187 if( nVersNr == 0x0004 && nRecLen == 26 )
188 { // 4 bytes of 26 read => skip 22 (read instead of seek to make IsEof() work just in case)
189 sal_Char aDummy[22];
190 aStream.Read( aDummy, 22 );
191 return aStream.IsEof() ? eWK_Error : eWK3;
192 }
193 break;
194 case 0x1003:
195 if( nRecLen == 0x1a )
196 return eWK123;
197 else
198 return eWK_UNKNOWN;
199 case 0x1005:
200 if( nRecLen == 0x1a )
201 return eWK123;
202 else
203 return eWK_UNKNOWN;
204 }
205
206 return eWK_UNKNOWN;
207 }
208
ScImportLotus123old(SvStream & aStream,ScDocument * pDocument,CharSet eSrc)209 FltError ScImportLotus123old( SvStream& aStream, ScDocument* pDocument, CharSet eSrc )
210 {
211 aStream.Seek( 0UL );
212
213 // Zeiger auf Dokument global machen
214 pDoc = pDocument;
215
216 bEOF = sal_False;
217
218 eCharVon = eSrc;
219
220 // Speicher besorgen
221 if( !MemNew() )
222 return eERR_NOMEM;
223
224 InitPage(); // Seitenformat initialisieren (nur Tab 0!)
225
226 // Progressbar starten
227 ScfStreamProgressBar aPrgrsBar( aStream, pDocument->GetDocumentShell() );
228
229 // Datei-Typ ermitteln
230 eTyp = ScanVersion( aStream );
231
232 aLotusPatternPool.clear();
233
234 return generate_Opcodes( aStream, *pDoc, aPrgrsBar, eTyp );
235 }
236
237
238