1 | unit ORSystem;
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2 |
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3 | {$O-}
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4 |
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5 | interface
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6 |
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7 | uses SysUtils, Windows, Classes, Forms, Registry, ORFn;
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8 |
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9 | const
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10 | CPRS_ROOT_KEY = HKEY_LOCAL_MACHINE;
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11 | CPRS_USER_KEY = HKEY_CURRENT_USER;
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12 | CPRS_SOFTWARE = 'Software\Vista\CPRS';
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13 | CPRS_REG_AUTO = 'AutoUpdate';
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14 | CPRS_REG_GOLD = 'GoldCopyPath';
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15 | CPRS_REG_ONLY = 'LimitUpdate';
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16 | CPRS_REG_ASK = 'AskFirst';
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17 | CPRS_REG_LAST = 'LastUpdate-';
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18 | CPRS_USER_LAST = 'Software\Vista\CPRS\LastUpdate';
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19 | CPRS_LAST_DATE = 'Software\Vista\CPRS\DateUpdated';
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20 |
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21 | { values that can be passed to FileVersionValue }
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22 | FILE_VER_COMPANYNAME = '\StringFileInfo\040904E4\CompanyName';
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23 | FILE_VER_FILEDESCRIPTION = '\StringFileInfo\040904E4\FileDescription';
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24 | FILE_VER_FILEVERSION = '\StringFileInfo\040904E4\FileVersion';
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25 | FILE_VER_INTERNALNAME = '\StringFileInfo\040904E4\InternalName';
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26 | FILE_VER_LEGALCOPYRIGHT = '\StringFileInfo\040904E4\LegalCopyright';
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27 | FILE_VER_ORIGINALFILENAME = '\StringFileInfo\040904E4\OriginalFilename';
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28 | FILE_VER_PRODUCTNAME = '\StringFileInfo\040904E4\ProductName';
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29 | FILE_VER_PRODUCTVERSION = '\StringFileInfo\040904E4\ProductVersion';
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30 | FILE_VER_COMMENTS = '\StringFileInfo\040904E4\Comments';
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31 |
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32 |
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33 | function AppOutOfDate(AppName: string): Boolean;
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34 | function ClientVersion(const AFileName: string): string;
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35 | function CompareVersion(const A, B: string): Integer;
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36 | procedure CopyFileDate(const Source, Dest: string);
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37 | procedure CopyLastWriteTime(const Source, Dest: string);
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38 | //procedure CopyFileWithDate(const FromFileName, ToFileName: string);
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39 | procedure Delay(i: Integer);
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40 | //procedure FileCopy(const FromFileName, ToFileName: string);
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41 | //procedure FileCopyWithDate(const FromFileName, ToFileName: string);
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42 | function FileVersionValue(const AFileName, AValueName: string): string;
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43 | function FullToFilePart(const AFileName: string): string;
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44 | function FullToPathPart(const AFileName: string): string;
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45 | function IsWin95Style: Boolean;
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46 | function ParamIndex(const AName: string): Integer;
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47 | function ParamSearch(const AName: string): string;
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48 | function QuotedExeName: string;
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49 | function RegKeyExists(ARoot: HKEY; const AKey: string): Boolean;
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50 | function RegReadInt(const AName: string): Integer;
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51 | function RegReadStr(const AName: string): string;
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52 | function RegReadBool(const AName: string): Boolean;
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53 | procedure RegWriteInt(const AName: string; AValue: Integer);
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54 | procedure RegWriteStr(const AName, AValue: string);
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55 | procedure RegWriteBool(const AName: string; AValue: Boolean);
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56 | function UserRegReadDateTime(const AKey, AName: string): TDateTime;
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57 | procedure UserRegWriteDateTime(const AKey, AName: string; AValue: TDateTime);
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58 | function UserRegReadInt(const AKey, AName: string): Integer;
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59 | procedure UserRegWriteInt(const AKey, AName: string; AValue: Integer);
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60 | procedure RunProgram(const AppName: string);
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61 | function UpdateSelf: Boolean;
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62 |
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63 | implementation
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64 |
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65 | const
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66 | CREATE_KEY = True; // cause key to be created if it's not in the registry
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67 |
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68 | function FileLastWrite(const FileName: string): LARGE_INTEGER;
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69 | var
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70 | AHandle: THandle;
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71 | FindData: TWin32FindData;
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72 | begin
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73 | Result.QuadPart := 0;
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74 | AHandle := FindFirstFile(PChar(FileName), FindData);
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75 | if AHandle <> INVALID_HANDLE_VALUE then
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76 | begin
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77 | Windows.FindClose(AHandle);
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78 | Result.LowPart := FindData.ftLastWriteTime.dwLowDateTime;
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79 | Result.HighPart := FindData.ftLastWriteTime.dwHighDateTime;
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80 | end;
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81 | end;
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82 |
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83 | function AppOutOfDate(AppName: string): Boolean;
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84 | const
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85 | FIVE_SECONDS = 0.000055;
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86 | FIVE_SECONDS_NT = 50000000;
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87 | var
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88 | GoldName, DriveRoot, x: string;
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89 | DriveType: Integer;
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90 | LastWriteApp, LastWriteGold: LARGE_INTEGER;
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91 | begin
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92 | Result := False;
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93 | // check command line params for no-update parameter
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94 | if ParamIndex('NOCOPY') > 0 then Exit;
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95 | // check time of last update, don't retry if too recently called
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96 | if Abs(Now - UserRegReadDateTime(CPRS_LAST_DATE, FullToFilePart(AppName))) < FIVE_SECONDS
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97 | then Exit;
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98 | // check auto-update registry entry
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99 | if RegReadBool(CPRS_REG_AUTO) = False then Exit;
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100 | // check directory - if remote then don't allow update
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101 | if Pos('\\', AppName) = 1 then Exit;
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102 | if Pos(':', AppName) > 0
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103 | then DriveRoot := Piece(AppName, ':', 1) + ':\'
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104 | else DriveRoot := '\';
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105 | DriveType := GetDriveType(PChar(DriveRoot));
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106 | if not ((DriveType = DRIVE_FIXED) or (DriveType = DRIVE_REMOVABLE)) then Exit;
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107 | // check registry to see if updates limited to particular directory
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108 | x := RegReadStr(CPRS_REG_ONLY);
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109 | if (Length(x) > 0) and (CompareText(x, FullToPathPart(AppName)) <> 0) then Exit;
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110 | // check for different file date in the gold directory
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111 | GoldName := RegReadStr(CPRS_REG_GOLD);
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112 | if Length(GoldName) = 0 then Exit;
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113 | GoldName := GoldName + FullToFilePart(AppName);
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114 | if FileExists(GoldName) then
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115 | begin
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116 | LastWriteApp := FileLastWrite(AppName);
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117 | LastWriteGold := FileLastWrite(GoldName);
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118 | // check within 5 seconds to work around diffs in NTFS & FAT timestamps
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119 | if Abs(LastWriteApp.QuadPart - LastWriteGold.QuadPart) > FIVE_SECONDS_NT then Result := True;
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120 | //if CompareFileTime(LastWriteApp, LastWriteGold) <> 0 then Result := True;
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121 | end;
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122 | end;
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123 |
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124 | function ClientVersion(const AFileName: string): string;
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125 | var
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126 | ASize, AHandle: DWORD;
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127 | Buf: string;
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128 | FileInfoPtr: Pointer; //PVSFixedFileInfo;
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129 | SpoofVer : string; //kt
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130 | begin
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131 | //kt Result := '';
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132 | Result := Trim(ParamSearch('SPOOF-VER')); //kt Returns user-specified version #
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133 | if Result <> '' then exit; //kt
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134 | ASize:=GetFileVersionInfoSize(PChar(AFileName), AHandle);
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135 | if ASize > 0 then
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136 | begin
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137 | SetLength(Buf, ASize);
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138 | GetFileVersionInfo(PChar(AFileName), AHandle, ASize, Pointer(Buf));
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139 | VerQueryValue(Pointer(Buf), '\', FileInfoPtr, ASize);
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140 | with TVSFixedFileInfo(FileInfoPtr^) do Result := IntToStr(HIWORD(dwFileVersionMS)) + '.' +
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141 | IntToStr(LOWORD(dwFileVersionMS)) + '.' +
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142 | IntToStr(HIWORD(dwFileVersionLS)) + '.' +
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143 | IntToStr(LOWORD(dwFileVersionLS));
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144 | end;
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145 | end;
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146 |
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147 | function FileVersionValue(const AFileName, AValueName: string): string;
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148 | type
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149 | PValBuf = ^TValBuf;
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150 | TValBuf = array[0..255] of Char;
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151 | var
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152 | VerSize, ValSize, AHandle: DWORD;
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153 | VerBuf: Pointer;
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154 | ValBuf: PValBuf;
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155 | begin
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156 | Result := '';
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157 | VerSize:=GetFileVersionInfoSize(PChar(AFileName), AHandle);
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158 | if VerSize > 0 then
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159 | begin
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160 | GetMem(VerBuf, VerSize);
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161 | try
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162 | GetFileVersionInfo(PChar(AFileName), AHandle, VerSize, VerBuf);
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163 | VerQueryValue(VerBuf, PChar(AValueName), Pointer(ValBuf), ValSize);
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164 | SetString(Result, ValBuf^, ValSize);
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165 | finally
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166 | FreeMem(VerBuf);
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167 | end;
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168 | end;
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169 | end;
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170 |
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171 | function CompareVersion(const A, B: string): Integer;
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172 | var
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173 | NumA, NumB: Integer;
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174 | begin
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175 | NumA := (StrToInt(Piece(A, '.', 1)) * 16777216) +
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176 | (StrToInt(Piece(A, '.', 2)) * 65536) +
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177 | (StrToInt(Piece(A, '.', 3)) * 256) +
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178 | StrToInt(Piece(A, '.', 4));
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179 | NumB := (StrToInt(Piece(B, '.', 1)) * 16777216) +
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180 | (StrToInt(Piece(B, '.', 2)) * 65536) +
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181 | (StrToInt(Piece(B, '.', 3)) * 256) +
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182 | StrToInt(Piece(B, '.', 4));
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183 | Result := NumA - NumB;
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184 | end;
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185 |
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186 | procedure CopyFileDate(const Source, Dest: string);
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187 | { from TI2972 }
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188 | var
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189 | SourceHand, DestHand: Integer;
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190 | begin
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191 | SourceHand := FileOpen(Source, fmOutput); { open source file }
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192 | DestHand := FileOpen(Dest, fmInput); { open dest file }
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193 | FileSetDate(DestHand, FileGetDate(SourceHand)); { get/set date }
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194 | FileClose(SourceHand); { close source file }
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195 | FileClose(DestHand); { close dest file }
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196 | end;
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197 |
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198 | procedure CopyLastWriteTime(const Source, Dest: string);
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199 | var
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200 | HandleSrc, HandleDest: Integer;
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201 | LastWriteTime: TFileTime;
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202 | begin
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203 | HandleSrc := FileOpen(Source, fmOpenRead or fmShareDenyNone);
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204 | HandleDest := FileOpen(Dest, fmOpenWrite);
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205 | if (HandleSrc > 0) and (HandleDest > 0) then
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206 | begin
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207 | if GetFileTime(THandle(HandleSrc), nil, nil, @LastWriteTime) = TRUE
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208 | then SetFileTime(THandle(HandleDest), nil, nil, @LastWriteTime);
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209 | FileClose(HandleSrc);
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210 | FileClose(HandleDest);
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211 | end;
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212 | end;
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213 |
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214 | procedure Delay(i: Integer);
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215 | const
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216 | AMilliSecond = 0.000000011574;
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217 | var
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218 | Start: TDateTime;
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219 | begin
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220 | Start := Now;
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221 | while Now < (Start + (i * AMilliSecond)) do Application.ProcessMessages;
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222 | end;
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223 |
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224 | procedure FileCopy(const FromFileName, ToFileName: string);
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225 | var
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226 | FromFile, ToFile: file;
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227 | NumRead, NumWritten: Integer;
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228 | Buf: array[1..16384] of Char;
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229 | begin
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230 | AssignFile(FromFile, FromFileName); // Input file
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231 | Reset(FromFile, 1); // Record size = 1
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232 | AssignFile(ToFile, ToFileName); // Output file
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233 | Rewrite(ToFile, 1); // Record size = 1
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234 | repeat
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235 | BlockRead(FromFile, Buf, SizeOf(Buf), NumRead);
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236 | BlockWrite(ToFile, Buf, NumRead, NumWritten);
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237 | until (NumRead = 0) or (NumWritten <> NumRead);
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238 | CloseFile(FromFile);
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239 | CloseFile(ToFile);
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240 | end;
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241 |
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242 | procedure FileCopyWithDate(const FromFileName, ToFileName: string);
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243 | var
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244 | FileHandle, ADate: Integer;
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245 | begin
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246 | FileCopy(FromFileName, ToFileName);
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247 | FileHandle := FileOpen(FromFileName, fmOpenRead or fmShareDenyNone);
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248 | ADate := FileGetDate(FileHandle);
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249 | FileClose(FileHandle);
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250 | if ADate < 0 then Exit;
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251 | FileHandle := FileOpen(ToFileName, fmOpenWrite or fmShareDenyNone);
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252 | if FileHandle > 0 then FileSetDate(FileHandle, ADate);
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253 | FileClose(FileHandle);
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254 | end;
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255 |
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256 | procedure CopyFileWithDate(const FromFileName, ToFileName: string);
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257 | var
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258 | FileHandle, ADate: Integer;
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259 | begin
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260 | if CopyFile(PChar(FromFileName), PChar(ToFileName), False) then
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261 | begin
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262 | FileHandle := FileOpen(FromFileName, fmOpenRead or fmShareDenyNone);
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263 | ADate := FileGetDate(FileHandle);
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264 | FileClose(FileHandle);
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265 | if ADate < 0 then Exit;
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266 | FileHandle := FileOpen(ToFileName, fmOpenWrite or fmShareDenyNone);
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267 | if FileHandle > 0 then FileSetDate(FileHandle, ADate);
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268 | FileClose(FileHandle);
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269 | end;
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270 | end;
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271 |
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272 | function FullToFilePart(const AFileName: string): string;
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273 | var
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274 | DirBuf: string;
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275 | FilePart: PChar;
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276 | NameLen: DWORD;
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277 | begin
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278 | Result := '';
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279 | SetString(DirBuf, nil, 255);
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280 | NameLen := GetFullPathName(PChar(AFileName), 255, PChar(DirBuf), FilePart);
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281 | if NameLen > 0 then Result := FilePart;
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282 | end;
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283 |
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284 | function FullToPathPart(const AFileName: string): string;
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285 | var
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286 | DirBuf: string;
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287 | FilePart: PChar;
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288 | NameLen: Cardinal;
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289 | begin
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290 | Result := '';
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291 | SetString(DirBuf, nil, 255);
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292 | NameLen := GetFullPathName(PChar(AFileName), 255, PChar(DirBuf), FilePart);
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293 | if NameLen > 0 then Result := Copy(DirBuf, 1, NameLen - StrLen(FilePart));
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294 | end;
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295 |
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296 | function IsWin95Style: Boolean;
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297 | begin
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298 | Result := Lo(GetVersion) >= 4; // True = Win95 interface, otherwise old interface
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299 | end;
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300 |
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301 | function ParamIndex(const AName: string): Integer;
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302 | var
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303 | i: Integer;
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304 | x: string;
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305 | begin
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306 | Result := 0;
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307 | for i := 1 to ParamCount do
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308 | begin
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309 | x := UpperCase(ParamStr(i));
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310 | x := Piece(x, '=', 1);
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311 | if x = Uppercase(AName) then
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312 | begin
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313 | Result := i;
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314 | Break;
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315 | end;
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316 | end; {for i}
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317 | end;
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318 |
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319 | function ParamSearch(const AName: string): string;
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320 | var
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321 | i: Integer;
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322 | x: string;
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323 | begin
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324 | Result := '';
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325 | for i := 1 to ParamCount do
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326 | begin
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327 | x := UpperCase(ParamStr(i));
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328 | x := Copy(x, 1, Pos('=', x) - 1);
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329 | if x = Uppercase(AName) then
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330 | begin
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331 | Result := UpperCase(Copy(ParamStr(i), Length(x) + 2, Length(ParamStr(i))));
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332 | Break;
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333 | end;
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334 | end; {for i}
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335 | end;
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336 |
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337 | function QuotedExeName: string;
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338 | var
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339 | i: Integer;
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340 | begin
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341 | Result := '"' + ParamStr(0) + '"';
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342 | for i := 1 to ParamCount do Result := Result + ' ' + ParamStr(i);
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343 | end;
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344 |
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345 | function RegReadInt(const AName: string): Integer;
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346 | var
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347 | Registry: TRegistry;
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348 | begin
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349 | Result := 0;
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350 | Registry := TRegistry.Create;
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351 | try
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352 | Registry.RootKey := CPRS_ROOT_KEY;
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353 | if Registry.OpenKeyReadOnly(CPRS_SOFTWARE) and Registry.ValueExists(AName)
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354 | then Result := Registry.ReadInteger(AName);
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355 | Registry.CloseKey;
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356 | finally
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357 | Registry.Free;
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358 | end;
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359 | end;
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360 |
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361 | function RegReadStr(const AName: string): string;
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362 | var
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363 | Registry: TRegistry;
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364 | begin
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365 | Result := '';
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366 | Registry := TRegistry.Create;
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367 | try
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368 | Registry.RootKey := CPRS_ROOT_KEY;
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369 | if Registry.OpenKeyReadOnly(CPRS_SOFTWARE) and Registry.ValueExists(AName)
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370 | then Result := Registry.ReadString(AName);
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371 | Registry.CloseKey;
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372 | finally
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373 | Registry.Free;
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374 | end;
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375 | end;
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376 |
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377 | function RegReadBool(const AName: string): Boolean;
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378 | var
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379 | Registry: TRegistry;
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380 | begin
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381 | Result := False;
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382 | Registry := TRegistry.Create;
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383 | try
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384 | Registry.RootKey := CPRS_ROOT_KEY;
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385 | if Registry.OpenKeyReadOnly(CPRS_SOFTWARE) and Registry.ValueExists(AName)
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386 | then Result := Registry.ReadBool(AName);
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387 | Registry.CloseKey;
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388 | finally
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389 | Registry.Free;
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390 | end;
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391 | end;
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392 |
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393 | procedure RegWriteInt(const AName: string; AValue: Integer);
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394 | var
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395 | Registry: TRegistry;
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396 | begin
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397 | Registry := TRegistry.Create;
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398 | try
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399 | Registry.RootKey := CPRS_ROOT_KEY;
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400 | if Registry.OpenKey(CPRS_SOFTWARE, CREATE_KEY) then Registry.WriteInteger(AName, AValue);
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401 | Registry.CloseKey;
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402 | finally
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403 | Registry.Free;
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404 | end;
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405 | end;
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406 |
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407 | procedure RegWriteStr(const AName, AValue: string);
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408 | var
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409 | Registry: TRegistry;
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410 | begin
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411 | Registry := TRegistry.Create;
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412 | try
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413 | Registry.RootKey := CPRS_ROOT_KEY;
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414 | if Registry.OpenKey(CPRS_SOFTWARE, CREATE_KEY) then Registry.WriteString(AName, AValue);
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415 | Registry.CloseKey;
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416 | finally
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417 | Registry.Free;
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418 | end;
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419 | end;
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420 |
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421 | procedure RegWriteBool(const AName: string; AValue: Boolean);
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422 | var
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423 | Registry: TRegistry;
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424 | begin
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425 | Registry := TRegistry.Create;
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426 | try
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427 | Registry.RootKey := CPRS_ROOT_KEY;
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428 | if Registry.OpenKey(CPRS_SOFTWARE, CREATE_KEY) then Registry.WriteBool(AName, AValue);
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429 | Registry.CloseKey;
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430 | finally
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431 | Registry.Free;
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432 | end;
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433 | end;
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434 |
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435 | function RegKeyExists(ARoot: HKEY; const AKey: string): Boolean;
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436 | var
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437 | Registry: TRegistry;
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438 | begin
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439 | Result := False;
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440 | Registry := TRegistry.Create;
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441 | try
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442 | Registry.RootKey := ARoot;
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443 | //Result := Registry.KeyExists(AKey); {this tries to open key with full access}
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444 | if Registry.OpenKeyReadOnly(AKey) and (Registry.CurrentKey <> 0) then Result := True;
|
---|
445 | Registry.CloseKey;
|
---|
446 | finally
|
---|
447 | Registry.Free;
|
---|
448 | end;
|
---|
449 | end;
|
---|
450 |
|
---|
451 | function UserRegReadDateTime(const AKey, AName: string): TDateTime;
|
---|
452 | var
|
---|
453 | Registry: TRegistry;
|
---|
454 | begin
|
---|
455 | Result := 0;
|
---|
456 | Registry := TRegistry.Create;
|
---|
457 | try
|
---|
458 | Registry.RootKey := CPRS_USER_KEY;
|
---|
459 | if Registry.OpenKey(AKey, CREATE_KEY) and Registry.ValueExists(AName) then
|
---|
460 | try
|
---|
461 | Result := Registry.ReadDateTime(AName);
|
---|
462 | except
|
---|
463 | on ERegistryException do Result := 0;
|
---|
464 | end;
|
---|
465 | Registry.CloseKey;
|
---|
466 | finally
|
---|
467 | Registry.Free;
|
---|
468 | end;
|
---|
469 | end;
|
---|
470 |
|
---|
471 | procedure UserRegWriteDateTime(const AKey, AName: string; AValue: TDateTime);
|
---|
472 | var
|
---|
473 | Registry: TRegistry;
|
---|
474 | begin
|
---|
475 | Registry := TRegistry.Create;
|
---|
476 | try
|
---|
477 | Registry.RootKey := CPRS_USER_KEY;
|
---|
478 | if Registry.OpenKey(AKey, CREATE_KEY) then Registry.WriteDateTime(AName, AValue);
|
---|
479 | Registry.CloseKey;
|
---|
480 | finally
|
---|
481 | Registry.Free;
|
---|
482 | end;
|
---|
483 | end;
|
---|
484 |
|
---|
485 | function UserRegReadInt(const AKey, AName: string): Integer;
|
---|
486 | var
|
---|
487 | Registry: TRegistry;
|
---|
488 | begin
|
---|
489 | Result := 0;
|
---|
490 | Registry := TRegistry.Create;
|
---|
491 | try
|
---|
492 | Registry.RootKey := CPRS_USER_KEY;
|
---|
493 | if Registry.OpenKey(AKey, CREATE_KEY) and Registry.ValueExists(AName)
|
---|
494 | then Result := Registry.ReadInteger(AName);
|
---|
495 | Registry.CloseKey;
|
---|
496 | finally
|
---|
497 | Registry.Free;
|
---|
498 | end;
|
---|
499 | end;
|
---|
500 |
|
---|
501 | procedure UserRegWriteInt(const AKey, AName: string; AValue: Integer);
|
---|
502 | var
|
---|
503 | Registry: TRegistry;
|
---|
504 | begin
|
---|
505 | Registry := TRegistry.Create;
|
---|
506 | try
|
---|
507 | Registry.RootKey := CPRS_USER_KEY;
|
---|
508 | if Registry.OpenKey(AKey, CREATE_KEY) then Registry.WriteInteger(AName, AValue);
|
---|
509 | Registry.CloseKey;
|
---|
510 | finally
|
---|
511 | Registry.Free;
|
---|
512 | end;
|
---|
513 | end;
|
---|
514 |
|
---|
515 | procedure RunProgram(const AppName: string);
|
---|
516 | var
|
---|
517 | StartInfo: TStartupInfo;
|
---|
518 | ProcInfo: TProcessInformation;
|
---|
519 | begin
|
---|
520 | FillChar(StartInfo, SizeOf(StartInfo), 0);
|
---|
521 | StartInfo.CB := SizeOf(StartInfo);
|
---|
522 | CreateProcess(nil, PChar(AppName), nil, nil, False, DETACHED_PROCESS or NORMAL_PRIORITY_CLASS,
|
---|
523 | nil, nil, StartInfo, ProcInfo);
|
---|
524 | end;
|
---|
525 |
|
---|
526 | function UpdateSelf: Boolean;
|
---|
527 | var
|
---|
528 | CPRSUpdate: string;
|
---|
529 | begin
|
---|
530 | // auto-update if newer version available
|
---|
531 | Result := False;
|
---|
532 | CPRSUpdate := RegReadStr(CPRS_REG_GOLD) + 'CPRSUpdate.exe';
|
---|
533 | if not FileExists(CPRSUpdate) then CPRSUpdate := 'CPRSUpdate.exe';
|
---|
534 | if AppOutOfDate(Application.ExeName) and FileExists(CPRSUpdate) then
|
---|
535 | begin
|
---|
536 | Result := True;
|
---|
537 | RunProgram(CPRSUpdate + ' COPY=' + QuotedExeName);
|
---|
538 | end;
|
---|
539 | end;
|
---|
540 |
|
---|
541 | (*
|
---|
542 | procedure UpdateAppFromGold(const AppName: string);
|
---|
543 | var
|
---|
544 | GoldName: string;
|
---|
545 | begin
|
---|
546 | Delay(1500);
|
---|
547 | // do a rename of AppName in case problem?
|
---|
548 | GoldName := RegReadStr(CPRS_REG_GOLD);
|
---|
549 | if Length(GoldName) = 0 then Exit;
|
---|
550 | if GoldName[Length(GoldName)] <> '\' then GoldName := GoldName + '\';
|
---|
551 | GoldName := GoldName + ReverseStr(Piece(ReverseStr(AppName), '\', 1));
|
---|
552 | CopyFileWithDate(GoldName, AppName);
|
---|
553 | end;
|
---|
554 | *)
|
---|
555 |
|
---|
556 | end.
|
---|