xref: /trunk/main/sfx2/source/bastyp/mieclip.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
1*cdf0e10cSrcweir /*************************************************************************
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21*cdf0e10cSrcweir  * You should have received a copy of the GNU Lesser General Public License
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
29*cdf0e10cSrcweir #include "precompiled_sfx2.hxx"
30*cdf0e10cSrcweir #include <tools/stream.hxx>
31*cdf0e10cSrcweir #include <tools/cachestr.hxx>
32*cdf0e10cSrcweir 
33*cdf0e10cSrcweir #include <sot/storage.hxx>
34*cdf0e10cSrcweir #include <sot/formats.hxx>
35*cdf0e10cSrcweir 
36*cdf0e10cSrcweir #include <sfx2/mieclip.hxx>
37*cdf0e10cSrcweir #include <sfx2/sfxuno.hxx>
38*cdf0e10cSrcweir 
39*cdf0e10cSrcweir MSE40HTMLClipFormatObj::~MSE40HTMLClipFormatObj()
40*cdf0e10cSrcweir {
41*cdf0e10cSrcweir     delete pStrm;
42*cdf0e10cSrcweir }
43*cdf0e10cSrcweir 
44*cdf0e10cSrcweir SvStream* MSE40HTMLClipFormatObj::IsValid( SvStream& rStream )
45*cdf0e10cSrcweir {
46*cdf0e10cSrcweir     sal_Bool bRet = sal_False;
47*cdf0e10cSrcweir     if( pStrm )
48*cdf0e10cSrcweir         delete pStrm, pStrm = 0;
49*cdf0e10cSrcweir 
50*cdf0e10cSrcweir     ByteString sLine, sVersion;
51*cdf0e10cSrcweir     sal_uIntPtr nStt = 0, nEnd = 0;
52*cdf0e10cSrcweir     sal_uInt16 nIndex = 0;
53*cdf0e10cSrcweir 
54*cdf0e10cSrcweir     rStream.Seek(STREAM_SEEK_TO_BEGIN);
55*cdf0e10cSrcweir     rStream.ResetError();
56*cdf0e10cSrcweir 
57*cdf0e10cSrcweir     if( rStream.ReadLine( sLine ) &&
58*cdf0e10cSrcweir         sLine.GetToken( 0, ':', nIndex ) == "Version" )
59*cdf0e10cSrcweir     {
60*cdf0e10cSrcweir         sVersion = sLine.Copy( nIndex );
61*cdf0e10cSrcweir         while( rStream.ReadLine( sLine ) )
62*cdf0e10cSrcweir         {
63*cdf0e10cSrcweir             nIndex = 0;
64*cdf0e10cSrcweir             ByteString sTmp( sLine.GetToken( 0, ':', nIndex ) );
65*cdf0e10cSrcweir             if( sTmp == "StartHTML" )
66*cdf0e10cSrcweir                 nStt = (sal_uIntPtr)(sLine.Erase( 0, nIndex ).ToInt32());
67*cdf0e10cSrcweir             else if( sTmp == "EndHTML" )
68*cdf0e10cSrcweir                 nEnd = (sal_uIntPtr)(sLine.Erase( 0, nIndex ).ToInt32());
69*cdf0e10cSrcweir             else if( sTmp == "SourceURL" )
70*cdf0e10cSrcweir                 sBaseURL = String(S2U(sLine.Erase( 0, nIndex )));
71*cdf0e10cSrcweir 
72*cdf0e10cSrcweir             if( nEnd && nStt &&
73*cdf0e10cSrcweir                 ( sBaseURL.Len() || rStream.Tell() >= nStt ))
74*cdf0e10cSrcweir             {
75*cdf0e10cSrcweir                 bRet = sal_True;
76*cdf0e10cSrcweir                 break;
77*cdf0e10cSrcweir             }
78*cdf0e10cSrcweir         }
79*cdf0e10cSrcweir     }
80*cdf0e10cSrcweir 
81*cdf0e10cSrcweir     if( bRet )
82*cdf0e10cSrcweir     {
83*cdf0e10cSrcweir         rStream.Seek( nStt );
84*cdf0e10cSrcweir 
85*cdf0e10cSrcweir         pStrm = new SvCacheStream( ( nEnd - nStt < 0x10000l
86*cdf0e10cSrcweir                                         ? nEnd - nStt + 32
87*cdf0e10cSrcweir                                         : 0 ));
88*cdf0e10cSrcweir         *pStrm << rStream;
89*cdf0e10cSrcweir         pStrm->SetStreamSize( nEnd - nStt + 1L );
90*cdf0e10cSrcweir         pStrm->Seek( STREAM_SEEK_TO_BEGIN );
91*cdf0e10cSrcweir     }
92*cdf0e10cSrcweir 
93*cdf0e10cSrcweir     return pStrm;
94*cdf0e10cSrcweir }
95*cdf0e10cSrcweir 
96