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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_svl.hxx" 30 31 #include <stdio.h> 32 33 #include <com/sun/star/ucb/XSimpleFileAccess.hpp> 34 #include <com/sun/star/ucb/XCommandEnvironment.hpp> 35 #include <com/sun/star/ucb/InsertCommandArgument.hpp> 36 #include <com/sun/star/ucb/NameClashException.hpp> 37 #include <com/sun/star/io/WrongFormatException.hpp> 38 39 #include <osl/time.h> 40 #include <osl/security.hxx> 41 #include <osl/socket.hxx> 42 #include <osl/file.hxx> 43 44 #include <rtl/string.hxx> 45 #include <rtl/ustring.hxx> 46 #include <rtl/strbuf.hxx> 47 #include <rtl/ustrbuf.hxx> 48 49 #include <comphelper/processfactory.hxx> 50 51 #include <tools/urlobj.hxx> 52 #include <unotools/bootstrap.hxx> 53 54 #include <ucbhelper/content.hxx> 55 56 #include <unotools/useroptions.hxx> 57 58 #include <svl/lockfilecommon.hxx> 59 60 using namespace ::com::sun::star; 61 62 namespace svt { 63 64 // ---------------------------------------------------------------------- 65 LockFileCommon::LockFileCommon( const ::rtl::OUString& aOrigURL, const uno::Reference< lang::XMultiServiceFactory >& xFactory, const ::rtl::OUString& aPrefix ) 66 : m_xFactory( xFactory ) 67 { 68 if ( !m_xFactory.is() ) 69 m_xFactory = ::comphelper::getProcessServiceFactory(); 70 71 INetURLObject aDocURL = ResolveLinks( INetURLObject( aOrigURL ) ); 72 73 ::rtl::OUString aShareURLString = aDocURL.GetPartBeforeLastName(); 74 aShareURLString += aPrefix; 75 aShareURLString += aDocURL.GetName(); 76 aShareURLString += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "#" ) ); 77 m_aURL = INetURLObject( aShareURLString ).GetMainURL( INetURLObject::NO_DECODE ); 78 } 79 80 // ---------------------------------------------------------------------- 81 LockFileCommon::~LockFileCommon() 82 { 83 } 84 85 // ---------------------------------------------------------------------- 86 INetURLObject LockFileCommon::ResolveLinks( const INetURLObject& aDocURL ) 87 { 88 if ( aDocURL.HasError() ) 89 throw lang::IllegalArgumentException(); 90 91 ::rtl::OUString aURLToCheck = aDocURL.GetMainURL( INetURLObject::NO_DECODE ); 92 93 sal_Bool bNeedsChecking = sal_True; 94 sal_Int32 nMaxLinkCount = 128; 95 sal_Int32 nCount = 0; 96 97 while( bNeedsChecking ) 98 { 99 bNeedsChecking = sal_False; 100 101 // do not allow too deep links 102 if ( nCount++ >= nMaxLinkCount ) 103 throw io::IOException(); 104 105 // there is currently no UCB functionality to resolve the symbolic links; 106 // since the lock files are used only for local file systems the osl functionality is used directly 107 108 ::osl::FileStatus aStatus( FileStatusMask_Type | FileStatusMask_LinkTargetURL ); 109 ::osl::DirectoryItem aItem; 110 if ( ::osl::FileBase::E_None == ::osl::DirectoryItem::get( aURLToCheck, aItem ) 111 && aItem.is() && ::osl::FileBase::E_None == aItem.getFileStatus( aStatus ) ) 112 { 113 if ( aStatus.isValid( FileStatusMask_Type ) 114 && aStatus.isValid( FileStatusMask_LinkTargetURL ) 115 && aStatus.getFileType() == ::osl::FileStatus::Link ) 116 { 117 aURLToCheck = aStatus.getLinkTargetURL(); 118 bNeedsChecking = sal_True; 119 } 120 } 121 } 122 123 return INetURLObject( aURLToCheck ); 124 } 125 126 // ---------------------------------------------------------------------- 127 uno::Sequence< uno::Sequence< ::rtl::OUString > > LockFileCommon::ParseList( const uno::Sequence< sal_Int8 >& aBuffer ) 128 { 129 sal_Int32 nCurPos = 0; 130 sal_Int32 nCurEntry = 0; 131 uno::Sequence< uno::Sequence< ::rtl::OUString > > aResult( 10 ); 132 133 while ( nCurPos < aBuffer.getLength() ) 134 { 135 if ( nCurEntry >= aResult.getLength() ) 136 aResult.realloc( nCurEntry + 10 ); 137 aResult[nCurEntry] = ParseEntry( aBuffer, nCurPos ); 138 nCurEntry++; 139 } 140 141 aResult.realloc( nCurEntry ); 142 return aResult; 143 } 144 145 // ---------------------------------------------------------------------- 146 uno::Sequence< ::rtl::OUString > LockFileCommon::ParseEntry( const uno::Sequence< sal_Int8 >& aBuffer, sal_Int32& io_nCurPos ) 147 { 148 uno::Sequence< ::rtl::OUString > aResult( LOCKFILE_ENTRYSIZE ); 149 150 for ( int nInd = 0; nInd < LOCKFILE_ENTRYSIZE; nInd++ ) 151 { 152 aResult[nInd] = ParseName( aBuffer, io_nCurPos ); 153 if ( io_nCurPos >= aBuffer.getLength() 154 || ( nInd < LOCKFILE_ENTRYSIZE - 1 && aBuffer[io_nCurPos++] != ',' ) 155 || ( nInd == LOCKFILE_ENTRYSIZE - 1 && aBuffer[io_nCurPos++] != ';' ) ) 156 throw io::WrongFormatException(); 157 } 158 159 return aResult; 160 } 161 162 // ---------------------------------------------------------------------- 163 ::rtl::OUString LockFileCommon::ParseName( const uno::Sequence< sal_Int8 >& aBuffer, sal_Int32& io_nCurPos ) 164 { 165 ::rtl::OStringBuffer aResult; 166 sal_Bool bHaveName = sal_False; 167 sal_Bool bEscape = sal_False; 168 169 while( !bHaveName ) 170 { 171 if ( io_nCurPos >= aBuffer.getLength() ) 172 throw io::WrongFormatException(); 173 174 if ( bEscape ) 175 { 176 if ( aBuffer[io_nCurPos] == ',' || aBuffer[io_nCurPos] == ';' || aBuffer[io_nCurPos] == '\\' ) 177 aResult.append( (sal_Char)aBuffer[io_nCurPos] ); 178 else 179 throw io::WrongFormatException(); 180 181 bEscape = sal_False; 182 io_nCurPos++; 183 } 184 else if ( aBuffer[io_nCurPos] == ',' || aBuffer[io_nCurPos] == ';' ) 185 bHaveName = sal_True; 186 else 187 { 188 if ( aBuffer[io_nCurPos] == '\\' ) 189 bEscape = sal_True; 190 else 191 aResult.append( (sal_Char)aBuffer[io_nCurPos] ); 192 193 io_nCurPos++; 194 } 195 } 196 197 return ::rtl::OStringToOUString( aResult.makeStringAndClear(), RTL_TEXTENCODING_UTF8 ); 198 } 199 200 // ---------------------------------------------------------------------- 201 ::rtl::OUString LockFileCommon::EscapeCharacters( const ::rtl::OUString& aSource ) 202 { 203 ::rtl::OUStringBuffer aBuffer; 204 const sal_Unicode* pStr = aSource.getStr(); 205 for ( sal_Int32 nInd = 0; nInd < aSource.getLength() && pStr[nInd] != 0; nInd++ ) 206 { 207 if ( pStr[nInd] == '\\' || pStr[nInd] == ';' || pStr[nInd] == ',' ) 208 aBuffer.append( (sal_Unicode)'\\' ); 209 aBuffer.append( pStr[nInd] ); 210 } 211 212 return aBuffer.makeStringAndClear(); 213 } 214 215 // ---------------------------------------------------------------------- 216 ::rtl::OUString LockFileCommon::GetOOOUserName() 217 { 218 SvtUserOptions aUserOpt; 219 ::rtl::OUString aName = aUserOpt.GetFirstName(); 220 if ( aName.getLength() ) 221 aName += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( " " ) ); 222 aName += aUserOpt.GetLastName(); 223 224 return aName; 225 } 226 227 // ---------------------------------------------------------------------- 228 ::rtl::OUString LockFileCommon::GetCurrentLocalTime() 229 { 230 ::rtl::OUString aTime; 231 232 TimeValue aSysTime; 233 if ( osl_getSystemTime( &aSysTime ) ) 234 { 235 TimeValue aLocTime; 236 if ( osl_getLocalTimeFromSystemTime( &aSysTime, &aLocTime ) ) 237 { 238 oslDateTime aDateTime; 239 if ( osl_getDateTimeFromTimeValue( &aLocTime, &aDateTime ) ) 240 { 241 char pDateTime[20]; 242 sprintf( pDateTime, "%02d.%02d.%4d %02d:%02d", aDateTime.Day, aDateTime.Month, aDateTime.Year, aDateTime.Hours, aDateTime.Minutes ); 243 aTime = ::rtl::OUString::createFromAscii( pDateTime ); 244 } 245 } 246 } 247 248 return aTime; 249 } 250 251 // ---------------------------------------------------------------------- 252 uno::Sequence< ::rtl::OUString > LockFileCommon::GenerateOwnEntry() 253 { 254 uno::Sequence< ::rtl::OUString > aResult( LOCKFILE_ENTRYSIZE ); 255 256 aResult[LOCKFILE_OOOUSERNAME_ID] = GetOOOUserName(); 257 258 ::osl::Security aSecurity; 259 aSecurity.getUserName( aResult[LOCKFILE_SYSUSERNAME_ID] ); 260 261 aResult[LOCKFILE_LOCALHOST_ID] = ::osl::SocketAddr::getLocalHostname(); 262 263 aResult[LOCKFILE_EDITTIME_ID] = GetCurrentLocalTime(); 264 265 ::utl::Bootstrap::locateUserInstallation( aResult[LOCKFILE_USERURL_ID] ); 266 267 268 return aResult; 269 } 270 271 } // namespace svt 272 273