/*****************************************************************************\ * MODULE: custom.cpp * * PURPOSE: OEM Customization support * * Copyright (C) 1997-1998 Microsoft Corporation * * History: * * 10/10/97 babakj Created * \*****************************************************************************/ #include "stdafx.h" #include #include "gensph.h" #include "oleprn.h" #include "asphelp.h" TCHAR cszEverestVirRoot[] = TEXT("\\web\\printers"); TCHAR cszManufacturerKey[] = TEXT("PnPData"); TCHAR cszManufacturerValue[] = TEXT("Manufacturer"); #define DEFAULTASPPAGE TEXT("Page1.asp") // // Caller allocs memory for pMonitorname. // // pMonitorName untouched if failure. // BOOL Casphelp::GetMonitorName( LPTSTR pMonitorName, DWORD cchBufSize ) { PPORT_INFO_2 pPortInfo2 = NULL; BOOL fRet = FALSE; DWORD dwNeeded, dwReturned; // Now get all ports to find a match from. LPTSTR lpszServerName = m_pInfo2 ? m_pInfo2->pServerName : NULL; if( EnumPorts(lpszServerName, 2, NULL, 0, &dwNeeded, &dwReturned) || (GetLastError() != ERROR_INSUFFICIENT_BUFFER) || (NULL == (pPortInfo2 = (PPORT_INFO_2)LocalAlloc( LPTR, dwNeeded))) || (!EnumPorts( lpszServerName , 2, (LPBYTE)pPortInfo2, dwNeeded, &dwNeeded, &dwReturned ))) { LocalFree( pPortInfo2 ); SetAspHelpScriptingError(GetLastError()); return FALSE; } if ( m_pInfo2 ) { for( DWORD i=0; i < dwReturned; i++ ) if( !lstrcmpi( pPortInfo2[i].pPortName, m_pInfo2->pPortName )) { // Some monitors (like LPRMON) do not fill in pMonitorName, so we ignore them. if( pPortInfo2[i].pMonitorName ) { StringCchCopy( pMonitorName, cchBufSize, pPortInfo2[i].pMonitorName ); fRet = TRUE; } break; } } LocalFree( pPortInfo2 ); return fRet; } // // Get the model name (aka driver name) of the printer // // Caller allocs memory for pModel. // BOOL Casphelp::GetModel( LPTSTR pModel, DWORD cchBufSize ) { if (!m_pInfo2) { Error(IDS_NO_PRINTER_OPEN, IID_Iasphelp, E_HANDLE); return FALSE; } StringCchCopy( pModel, cchBufSize, m_pInfo2->pDriverName ); return TRUE; } // // Get the Manufacturer name (aka driver name) of the printer // // Caller allocs memory for pManufacturer. // BOOL Casphelp::GetManufacturer( LPTSTR pManufacturer, DWORD cchBufSize ) { if (!m_hPrinter) { Error(IDS_NO_PRINTER_OPEN, IID_Iasphelp, E_HANDLE); return FALSE; } DWORD dwNeeded, dwType, dwRet; dwRet = GetPrinterDataEx( m_hPrinter, cszManufacturerKey, cszManufacturerValue, &dwType, (LPBYTE) pManufacturer, sizeof(TCHAR) * cchBufSize, &dwNeeded); if (dwRet != ERROR_SUCCESS || dwType != REG_SZ) { SetAspHelpScriptingError(dwRet); return FALSE; } else { pManufacturer[cchBufSize - 1] = 0; return TRUE; } } // // Returns: // bDeviceASP == TRUE: The relative path to the ASP file if the printer has INF-based ASP support. // bDeviceASP == FALSE: The relative path to the ASP file if the printer has per-manufacturer ASP support (i.e. // ASP support just based on its manufacturer name, rather than per model. // // Caller allocs memory for pAspPage. // // - pASPPage untouched if failure. // BOOL Casphelp::IsCustomASP( BOOL bDeviceASP, LPTSTR pASPPage, DWORD cchBufSize ) { TCHAR szRelPath [MAX_PATH]; // Path relative to Winnt\web\printers, e.g. HP\LJ4si\page1.asp or .\hp (witout the .\) TCHAR szFinalPath [MAX_PATH]; // Absolute path for szRelPath. TCHAR szModel [MAX_PATH]; int nLen; // The Printer virtual dir assumed to be winnt\web\printers. Construct it. if( !GetWindowsDirectory( szFinalPath, COUNTOF(szFinalPath))) // Return value is the length in chars w/o null char. return FALSE; // Append web\printers to the end StringCchCat( szFinalPath, ARRAYSIZE(szFinalPath), cszEverestVirRoot ); // Prepare the relative path. if( !GetManufacturer( szRelPath, ARRAYSIZE(szRelPath))) return FALSE; if( bDeviceASP ) { // Add a '\' before we add the model name StringCchCat( szRelPath, ARRAYSIZE(szRelPath), L"\\" ); // Append the Model name if( !GetModel(szModel, ARRAYSIZE(szModel))) return FALSE; StringCchCat( szRelPath, ARRAYSIZE(szRelPath), szModel ); } // Append "page1.asp" to the end. StringCchCat( szRelPath, ARRAYSIZE(szRelPath), L"\\" ); StringCchCat( szRelPath, ARRAYSIZE(szRelPath), DEFAULTASPPAGE ); // At this point, szRelPath should be something like HP\LJ4si\page1.asp or HP\page1.asp. // Make an absolute path by concatanating szRelPath and szFinalPath StringCchCat( szFinalPath, ARRAYSIZE(szFinalPath), L"\\" ); StringCchCat( szFinalPath, ARRAYSIZE(szFinalPath), szRelPath ); // See if the file exists. if( (DWORD)(-1) == GetFileAttributes( szFinalPath )) return FALSE; // The file does not exist else { // The file exists, so the printer has per device or per manufacturer customization. StringCchCopy( pASPPage, cchBufSize, szRelPath ); return TRUE; } } // // Returns: The relative path to the default ASP file, i.e. page1.asp, if the printer supports RFC 1759. // // Caller allocs memory for pAspPage. // // pASPPage untouched if failure. // BOOL Casphelp::IsSnmpSupportedASP( LPTSTR pASPPage, DWORD cchBufSize ) { BOOL fIsSNMPSupported; HRESULT hr; hr = get_SNMPSupported( &fIsSNMPSupported ); if( FAILED( hr )) return FALSE; if( fIsSNMPSupported ) StringCchCopy( pASPPage, cchBufSize, DEFAULTASPPAGE ); else *pASPPage = 0; // Return an empty string. Not an error case. return TRUE; } // // Caller allocs memory for pAspPage. // // pASPPage untouched if failure. // BOOL Casphelp::GetASPPageForUniversalMonitor( LPTSTR pASPPage, DWORD cchBufSize ) { if( !IsCustomASP( TRUE, pASPPage, cchBufSize )) // Check for device ASP if( !IsCustomASP( FALSE, pASPPage, cchBufSize )) // Check for manufacturer ASP if( !IsSnmpSupportedASP( pASPPage, cchBufSize )) // Check for SNMP support return FALSE; return TRUE; } // // Caller allocs memory for pAspPage. // // pASPPage untouched if failure. // BOOL Casphelp::GetASPPageForOtherMonitors( LPTSTR pMonitorName, LPTSTR pASPPage, DWORD cchBufSize ) { TCHAR szRelPath [MAX_PATH]; // Path relative to Winnt\web\printers, e.g. LexmarkMon\page1.asp TCHAR szFinalPath [MAX_PATH]; // Absolute path for szRelPath. int nLen; // The Printer virtual dir assumed to be winnt\web\printers. Construct it. if( !GetWindowsDirectory( szFinalPath, COUNTOF(szFinalPath))) // Return value is the length in chars w/o null char. return FALSE; // Append web\printers to the end StringCchCat( szFinalPath, ARRAYSIZE(szFinalPath), cszEverestVirRoot ); // Prepare the relative path. StringCchCopy( szRelPath, ARRAYSIZE(szRelPath), pMonitorName ); // Append "page1.asp" to the end. StringCchCat( szRelPath, ARRAYSIZE(szRelPath), L"\\" ); StringCchCat( szRelPath, ARRAYSIZE(szRelPath), DEFAULTASPPAGE ); // At this point, szRelPath should be something like LexmarkMon\page1.asp // Make an absolute path by concatanating szRelPath and szFinalPath StringCchCat( szFinalPath, ARRAYSIZE(szFinalPath), L"\\" ); StringCchCat( szFinalPath, ARRAYSIZE(szFinalPath), szRelPath ); // See if the file exists. if( (DWORD)(-1) == GetFileAttributes( szFinalPath )) return FALSE; // The file does not exist else { // The file exists, so the printer has per device or per manufacturer customization. StringCchCopy( pASPPage, cchBufSize, szRelPath ); return TRUE; } } // // Returns a buffer containing the relative path of the ASP, or an empty string. // // Caller allocs memory for pAspPage. // // pASPPage untouched if failure. // BOOL Casphelp::GetASPPage( LPTSTR pASPPage, DWORD cchBufSize ) { if( m_bTCPMonSupported ) { // The printer is using the Universal monitor if( !GetASPPageForUniversalMonitor( pASPPage, cchBufSize )) return FALSE; } else { TCHAR szMonitorName[MAX_PATH]; if ( !GetMonitorName( szMonitorName, ARRAYSIZE(szMonitorName))) return FALSE; // The printer is NOT using the Universal monitor if( !GetASPPageForOtherMonitors( szMonitorName, pASPPage, cchBufSize)) return FALSE; } return TRUE; } // STDMETHODIMP means "HRESULT _stdcall" STDMETHODIMP Casphelp::get_AspPage(DWORD dwPage, BSTR * pbstrVal) { TCHAR szASPPage[MAX_PATH]; LPTSTR pUrl; if (!pbstrVal) return Error(IDS_OUT_OF_MEMORY, IID_Iasphelp, E_POINTER); if (m_hPrinter == NULL) return Error(IDS_NO_PRINTER_OPEN, IID_Iasphelp, E_HANDLE); if( !GetASPPage( szASPPage, ARRAYSIZE(szASPPage))) return Error(IDS_DATA_NOT_SUPPORTED, IID_Iasphelp, E_NOTIMPL); // Encode the URL by replacing ' ' with %20, etc. if (! (pUrl = EncodeString (szASPPage, TRUE))) return Error(IDS_OUT_OF_MEMORY, IID_Iasphelp, E_POINTER); if (!(*pbstrVal = SysAllocString( pUrl ))) { LocalFree (pUrl); return Error(IDS_OUT_OF_MEMORY, IID_Iasphelp, E_POINTER); } if (pUrl) LocalFree (pUrl); return S_OK; }