diff options
Diffstat (limited to 'miranda-wine/protocols/MSN/msn_bitmap.cpp')
| -rw-r--r-- | miranda-wine/protocols/MSN/msn_bitmap.cpp | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/miranda-wine/protocols/MSN/msn_bitmap.cpp b/miranda-wine/protocols/MSN/msn_bitmap.cpp new file mode 100644 index 0000000..fccb6c6 --- /dev/null +++ b/miranda-wine/protocols/MSN/msn_bitmap.cpp @@ -0,0 +1,213 @@ +/*
+Plugin of Miranda IM for communicating with users of the MSN Messenger protocol.
+Copyright (c) 2003-5 George Hazan.
+Copyright (c) 2002-3 Richard Hughes (original version).
+
+Miranda IM: the free icq client for MS Windows
+Copyright (C) 2000-2002 Richard Hughes, Roland Rabien & Tristan Van de Vreede
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#include "msn_global.h"
+
+#include "sha1.h"
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// MSN_BitmapToAvatarDibBits - rescales a bitmap to 96x96 pixels and creates a DIB from it
+
+HBITMAP __stdcall MSN_StretchBitmap( HBITMAP hBitmap )
+{
+ BITMAPINFO bmStretch = { 0 };
+ bmStretch.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ bmStretch.bmiHeader.biWidth = 96;
+ bmStretch.bmiHeader.biHeight = 96;
+ bmStretch.bmiHeader.biPlanes = 1;
+ bmStretch.bmiHeader.biBitCount = 32;
+
+ UINT* ptPixels;
+ HBITMAP hStretchedBitmap = CreateDIBSection( NULL, &bmStretch, DIB_RGB_COLORS, ( void** )&ptPixels, NULL, 0);
+ if ( hStretchedBitmap == NULL ) {
+ MSN_DebugLog( "Bitmap creation failed with error %d", GetLastError() );
+ return NULL;
+ }
+
+ BITMAP bmp;
+ HDC hDC = CreateCompatibleDC( NULL );
+ HBITMAP hOldBitmap1 = ( HBITMAP )SelectObject( hDC, hBitmap );
+ GetObject( hBitmap, sizeof( BITMAP ), &bmp );
+
+ HDC hBmpDC = CreateCompatibleDC( hDC );
+ HBITMAP hOldBitmap2 = ( HBITMAP )SelectObject( hBmpDC, hStretchedBitmap );
+ int side, dx, dy;
+
+ if ( bmp.bmWidth > bmp.bmHeight ) {
+ side = bmp.bmHeight;
+ dx = ( bmp.bmWidth - bmp.bmHeight )/2;
+ dy = 0;
+ }
+ else {
+ side = bmp.bmWidth;
+ dx = 0;
+ dy = ( bmp.bmHeight - bmp.bmWidth )/2;
+ }
+
+ SetStretchBltMode( hBmpDC, HALFTONE );
+ StretchBlt( hBmpDC, 0, 0, 96, 96, hDC, dx, dy, side, side, SRCCOPY );
+
+ SelectObject( hDC, hOldBitmap1 );
+ DeleteObject( hBitmap );
+ DeleteDC( hDC );
+
+ SelectObject( hBmpDC, hOldBitmap2 );
+ DeleteDC( hBmpDC );
+ return hStretchedBitmap;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// MSN_SaveBitmapAsAvatar - updates the avatar database settins and file from a bitmap
+
+int __stdcall MSN_SaveBitmapAsAvatar( HBITMAP hBitmap, const char* szFileName )
+{
+ if ( !MSN_LoadPngModule())
+ return 1;
+
+ HDC hdc = CreateCompatibleDC( NULL );
+ HBITMAP hOldBitmap = ( HBITMAP )SelectObject( hdc, hBitmap );
+
+ BITMAPINFO* bmi = ( BITMAPINFO* )alloca( sizeof( BITMAPINFO ) + sizeof( RGBQUAD )*256 );
+ memset( bmi, 0, sizeof( BITMAPINFO ));
+ bmi->bmiHeader.biSize = 0x28;
+ if ( GetDIBits( hdc, hBitmap, 0, 96, NULL, bmi, DIB_RGB_COLORS ) == 0 ) {
+ TWinErrorCode errCode;
+ MSN_ShowError( "Unable to get the bitmap: error %d (%s)", errCode.mErrorCode, errCode.getText() );
+ return 2;
+ }
+
+ BITMAPINFOHEADER* pDib;
+ BYTE* pDibBits;
+ pDib = ( BITMAPINFOHEADER* )GlobalAlloc( LPTR, sizeof( BITMAPINFO ) + sizeof( RGBQUAD )*256 + bmi->bmiHeader.biSizeImage );
+ if ( pDib == NULL )
+ return 3;
+
+ memcpy( pDib, bmi, sizeof( BITMAPINFO ) + sizeof( RGBQUAD )*256 );
+ pDibBits = (( BYTE* )pDib ) + sizeof( BITMAPINFO ) + sizeof( RGBQUAD )*256;
+
+ GetDIBits( hdc, hBitmap, 0, pDib->biHeight, pDibBits, ( BITMAPINFO* )pDib, DIB_RGB_COLORS );
+ SelectObject( hdc, hOldBitmap );
+ DeleteDC( hdc );
+
+ long dwPngSize = 0;
+ DIB2PNG convertor;
+ convertor.pbmi = ( BITMAPINFO* )pDib;
+ convertor.pDiData = pDibBits;
+ convertor.pResult = NULL;
+ convertor.pResultLen = &dwPngSize;
+ if ( !CallService( MS_DIB2PNG, 0, (LPARAM)&convertor )) {
+ GlobalFree( pDib );
+ return 2;
+ }
+
+ convertor.pResult = new BYTE[ dwPngSize ];
+ CallService( MS_DIB2PNG, 0, (LPARAM)&convertor );
+ GlobalFree( pDib );
+
+ SHA1Context sha1ctx;
+ BYTE sha1c[ SHA1HashSize ], sha1d[ SHA1HashSize ];
+ char szSha1c[ 40 ], szSha1d[ 40 ];
+ SHA1Reset( &sha1ctx );
+ SHA1Input( &sha1ctx, convertor.pResult, dwPngSize );
+ SHA1Result( &sha1ctx, sha1d );
+ { NETLIBBASE64 nlb = { szSha1d, sizeof szSha1d, ( PBYTE )sha1d, sizeof sha1d };
+ MSN_CallService( MS_NETLIB_BASE64ENCODE, 0, LPARAM( &nlb ));
+ }
+ char drive[_MAX_DRIVE];
+ char dir[_MAX_DIR];
+ char fname[_MAX_FNAME];
+ char ext[_MAX_EXT];
+ _splitpath(szFileName, drive, dir, fname, ext );
+ SHA1Reset( &sha1ctx );
+
+ char szEmail[ MSN_MAX_EMAIL_LEN ];
+ MSN_GetStaticString( "e-mail", NULL, szEmail, sizeof szEmail );
+ SHA1Input( &sha1ctx, ( PBYTE )"Creator", 7 );
+ SHA1Input( &sha1ctx, ( PBYTE )szEmail, strlen( szEmail ));
+
+ char szFileSize[ 20 ];
+ ltoa( dwPngSize, szFileSize, 10 );
+ SHA1Input( &sha1ctx, ( PBYTE )"Size", 4 );
+ SHA1Input( &sha1ctx, ( PBYTE )szFileSize, strlen( szFileSize ));
+
+ SHA1Input( &sha1ctx, ( PBYTE )"Type", 4 );
+ SHA1Input( &sha1ctx, ( PBYTE )"3", 1 );
+
+ SHA1Input( &sha1ctx, ( PBYTE )"Location", 8 );
+ SHA1Input( &sha1ctx, ( PBYTE )fname, sizeof(fname));
+
+ SHA1Input( &sha1ctx, ( PBYTE )"Friendly", 8 );
+ SHA1Input( &sha1ctx, ( PBYTE )"AAA=", 4 );
+
+ SHA1Input( &sha1ctx, ( PBYTE )"SHA1D", 5 );
+ SHA1Input( &sha1ctx, ( PBYTE )szSha1d, strlen( szSha1d ));
+ SHA1Result( &sha1ctx, sha1c );
+ { NETLIBBASE64 nlb = { szSha1c, sizeof szSha1c, ( PBYTE )sha1c, sizeof sha1c };
+ MSN_CallService( MS_NETLIB_BASE64ENCODE, 0, LPARAM( &nlb ));
+ }
+ {
+ char* szBuffer = ( char* )alloca( 1000 );
+ mir_snprintf( szBuffer, 1000,
+ "<msnobj Creator=\"%s\" Size=\"%ld\" Type=\"3\" Location=\"%s\" Friendly=\"AAA=\" SHA1D=\"%s\" SHA1C=\"%s\"/>",
+ szEmail, dwPngSize,fname, szSha1d, szSha1c );
+
+ char* szEncodedBuffer = ( char* )alloca( 1000 );
+ UrlEncode( szBuffer, szEncodedBuffer, 1000 );
+
+ MSN_SetString( NULL, "PictObject", szEncodedBuffer );
+ }
+ { char tFileName[ MAX_PATH ];
+ MSN_GetAvatarFileName( NULL, tFileName, sizeof tFileName );
+ FILE* out = fopen( tFileName, "wb" );
+ if ( out != NULL ) {
+ fwrite( convertor.pResult, dwPngSize, 1, out );
+ fclose( out );
+ } }
+ delete convertor.pResult;
+ return ERROR_SUCCESS;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// MSN_EnterBitmapFileName - enters a bitmap filename
+
+int __stdcall MSN_EnterBitmapFileName( char* szDest )
+{
+ *szDest = 0;
+
+ char szFilter[ 512 ];
+ MSN_CallService( MS_UTILS_GETBITMAPFILTERSTRINGS, sizeof szFilter, ( LPARAM )szFilter );
+
+ char str[ MAX_PATH ]; str[0] = 0;
+ OPENFILENAMEA ofn = {0};
+ ofn.lStructSize = sizeof( OPENFILENAME );
+ ofn.lpstrFilter = szFilter;
+ ofn.lpstrFile = szDest;
+ ofn.Flags = OFN_FILEMUSTEXIST | OFN_HIDEREADONLY;
+ ofn.nMaxFile = MAX_PATH;
+ ofn.nMaxFileTitle = MAX_PATH;
+ ofn.lpstrDefExt = "bmp";
+ if ( !GetOpenFileNameA( &ofn ))
+ return 1;
+
+ return ERROR_SUCCESS;
+}
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