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Quick.Commons.pas
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Quick.Commons.pas
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{ ***************************************************************************
Copyright (c) 2016-2024 Kike P�rez
Unit : Quick.Commons
Description : Common functions
Author : Kike P�rez
Version : 2.0
Created : 14/07/2017
Modified : 14/03/2024
This file is part of QuickLib: https://github.com/exilon/QuickLib
***************************************************************************
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*************************************************************************** }
unit Quick.Commons;
{$i QuickLib.inc}
interface
uses
Classes,
SysUtils,
Types,
{$IFDEF MSWINDOWS}
Windows,
ActiveX,
ShlObj,
{$ENDIF MSWINDOWS}
{$IFDEF FPC}
Quick.Files,
{$IFDEF LINUX}
FileInfo,
{$ENDIF}
{$ELSE}
IOUtils,
{$ENDIF}
{$IFDEF ANDROID}
Androidapi.JNI.Os,
Androidapi.Helpers,
Androidapi.JNI.JavaTypes,
Androidapi.JNI.GraphicsContentViewText,
{$IFDEF DELPHIRX103_UP}
Androidapi.JNI.App,
{$ENDIF}
{$ENDIF}
{$IFDEF IOS}
iOSapi.UIKit,
Posix.SysSysctl,
Posix.StdDef,
iOSapi.Foundation,
Macapi.ObjectiveC,
Macapi.Helpers,
{$ENDIF}
{$IFDEF OSX}
Macapi.Foundation,
Macapi.Helpers,
FMX.Helpers.Mac,
Macapi.ObjectiveC,
{$ENDIF}
{$IFDEF POSIX}
Posix.Unistd,
{$ENDIF}
DateUtils;
type
TLogEventType = (etInfo, etSuccess, etWarning, etError, etDebug, etDone, etTrace, etCritical, etException);
TLogVerbose = set of TLogEventType;
const
LOG_ONLYERRORS = [etInfo,etError];
LOG_ERRORSANDWARNINGS = [etInfo,etWarning,etError];
LOG_TRACE = [etInfo,etError,etWarning,etTrace];
LOG_ALL = [etInfo, etSuccess, etWarning, etError, etDebug, etDone, etTrace, etCritical, etException];
LOG_DEBUG = [etInfo,etSuccess,etWarning,etError,etDebug];
{$IFDEF DELPHIXE7_UP}
EventStr : array of string = ['INFO','SUCC','WARN','ERROR','DEBUG','DONE','TRACE','CRITICAL','EXCEPTION'];
{$ELSE}
EventStr : array[0..8] of string = ('INFO','SUCC','WARN','ERROR','DEBUG','DONE','TRACE','CRITICAL','EXCEPTION');
{$ENDIF}
CRLF = #13#10;
type
TPasswordComplexity = set of (pfIncludeNumbers,pfIncludeSigns);
TEnvironmentPath = record
EXEPATH : string;
{$IFDEF MSWINDOWS}
WINDOWS : string;
SYSTEM : string;
PROGRAMFILES : string;
COMMONFILES : string;
HOMEDRIVE : string;
TEMP : string;
USERPROFILE : string;
INSTDRIVE : string;
DESKTOP : string;
STARTMENU : string;
DESKTOP_ALLUSERS : string;
STARTMENU_ALLUSERS : string;
STARTUP : string;
APPDATA : String;
PROGRAMDATA : string;
ALLUSERSPROFILE : string;
{$ENDIF MSWINDOWS}
end;
{$IFNDEF FPC}
TFileHelper = record helper for TFile
{$IF DEFINED(MSWINDOWS) OR DEFINED(DELPHILINUX)}
class function IsInUse(const FileName : string) : Boolean; static;
{$ENDIF}
class function GetSize(const FileName: String): Int64; static;
end;
TDirectoryHelper = record helper for TDirectory
class function GetSize(const Path: String): Int64; static;
end;
{$ENDIF}
{$IFDEF FPC}
{$IFDEF LINUX}
UINT = cardinal;
{$ENDIF}
PLASTINPUTINFO = ^LASTINPUTINFO;
tagLASTINPUTINFO = record
cbSize: UINT;
dwTime: DWORD;
end;
LASTINPUTINFO = tagLASTINPUTINFO;
TLastInputInfo = LASTINPUTINFO;
type
TCmdLineSwitchType = (clstValueNextParam, clstValueAppended);
TCmdLineSwitchTypes = set of TCmdLineSwitchType;
{$ENDIF}
TCounter = record
private
fMaxValue : Integer;
fCurrentValue : Integer;
public
property MaxValue : Integer read fMaxValue;
procedure Init(aMaxValue : Integer);
function Count : Integer;
function CountIs(aValue : Integer) : Boolean;
function Check : Boolean;
procedure Reset;
end;
TTimeCounter = record
private
fCurrentTime : TDateTime;
fDoneEvery : Integer;
public
property DoneEvery : Integer read fDoneEvery;
procedure Init(MillisecondsToReach : Integer);
function Check : Boolean;
procedure Reset;
end;
{$IFNDEF FPC}
{$IFNDEF DELPHIXE7_UP}
TArrayUtil<T> = class
class procedure Delete(var aArray : TArray<T>; aIndex : Integer);
end;
{$ENDIF}
TArrayOfStringHelper = record helper for TArray<string>
public
function Any : Boolean; overload;
function Any(const aValue : string) : Boolean; overload;
function Add(const aValue : string) : Integer;
function AddIfNotExists(const aValue : string; aCaseSense : Boolean = False) : Integer;
function Remove(const aValue : string) : Boolean;
function Exists(const aValue : string) : Boolean;
function Count : Integer;
end;
TDelegate<T> = reference to procedure(Value : T);
{$ENDIF}
TPairItem = record
Name : string;
Value : string;
constructor Create(const aName, aValue : string);
end;
TPairList = class
type
TPairEnumerator = class
private
fArray : ^TArray<TPairItem>;
fIndex : Integer;
function GetCurrent: TPairItem;
public
constructor Create(var aArray: TArray<TPairItem>);
property Current : TPairItem read GetCurrent;
function MoveNext: Boolean;
end;
private
fItems : TArray<TPairItem>;
public
function GetEnumerator : TPairEnumerator;
function GetValue(const aName : string) : string;
function GetPair(const aName : string) : TPairItem;
function Add(aPair : TPairItem) : Integer; overload;
function Add(const aName, aValue : string) : Integer; overload;
procedure AddOrUpdate(const aName, aValue : string);
function Exists(const aName : string) : Boolean;
function Remove(const aName : string) : Boolean;
function Count : Integer;
property Items[const aName : string] : string read GetValue write AddOrUpdate;
function ToArray : TArray<TPairItem>;
procedure FromArray(aValue : TArray<TPairItem>);
procedure Clear;
end;
{$IFDEF DELPHIXE7_UP}
TDateTimeHelper = record helper for TDateTime
public
function ToSQLString : string;
procedure FromNow;
procedure FromUTC(const aUTCTime : TDateTime);
function IncDay(const aValue : Cardinal = 1) : TDateTime;
function DecDay(const aValue : Cardinal = 1) : TDateTime;
function IncMonth(const aValue : Cardinal = 1) : TDateTime;
function DecMonth(const aValue : Cardinal = 1) : TDateTime;
function IncYear(const aValue : Cardinal = 1) : TDateTime;
function DecYear(const aValue : Cardinal = 1) : TDateTime;
function IsEqualTo(const aDateTime : TDateTime) : Boolean;
function IsAfter(const aDateTime : TDateTime) : Boolean;
function IsBefore(const aDateTime : TDateTime) : Boolean;
function IsSameDay(const aDateTime : TDateTime) : Boolean;
function IsSameTime(const aTime : TTime) : Boolean;
function DayOfTheWeek : Word;
function ToJsonFormat : string;
function ToGMTFormat: string;
function ToTimeStamp : TTimeStamp;
function ToUTC : TDateTime;
function ToMilliseconds : Int64;
function ToString : string;
function Date : TDate;
function Time : TTime;
function IsAM : Boolean;
function IsPM : Boolean;
end;
TDateHelper = record helper for TDate
public
function ToString : string;
end;
TTimeHelper = record helper for TTime
public
function ToString : string;
end;
{$ENDIF}
EEnvironmentPath = class(Exception);
EShellError = class(Exception);
//generates a random password with complexity options
function RandomPassword(const PasswordLength : Integer; Complexity : TPasswordComplexity = [pfIncludeNumbers,pfIncludeSigns]) : string;
//generates a random string
function RandomString(const aLength: Integer) : string;
//extracts file extension from a filename
function ExtractFileNameWithoutExt(const FileName: string): string;
//converts a Unix path to Windows path
function UnixToWindowsPath(const UnixPath: string): string;
//converts a Windows path to Unix path
function WindowsToUnixPath(const WindowsPath: string): string;
//corrects malformed urls
function CorrectURLPath(const cUrl : string) : string;
//get url parts
function UrlGetProtocol(const aUrl : string) : string;
function UrlGetHost(const aUrl : string) : string;
function UrlGetPath(const aUrl : string) : string;
function UrlGetQuery(const aUrl : string) : string;
function UrlRemoveProtocol(const aUrl : string) : string;
function UrlRemoveQuery(const aUrl : string) : string;
function UrlSimpleEncode(const aUrl : string) : string;
//get typical environment paths as temp, desktop, etc
procedure GetEnvironmentPaths;
{$IFDEF MSWINDOWS}
function GetSpecialFolderPath(folderID : Integer) : string;
//checks if running on a 64bit OS
function Is64bitOS : Boolean;
//checks if is a console app
function IsConsole : Boolean;
function HasConsoleOutput : Boolean;
//checks if compiled in debug mode
{$ENDIF}
function IsDebug : Boolean;
{$IFDEF MSWINDOWS}
//checks if running as a service
function IsService : Boolean;
//gets number of seconds without user interaction (mouse, keyboard)
function SecondsIdle: DWord;
//frees process memory not needed
procedure FreeUnusedMem;
//changes screen resolution
function SetScreenResolution(Width, Height: integer): Longint;
{$ENDIF MSWINDOWS}
//returns last day of current month
function LastDayCurrentMonth: TDateTime;
{$IFDEF FPC}
function DateTimeInRange(ADateTime: TDateTime; AStartDateTime, AEndDateTime: TDateTime; aInclusive: Boolean = True): Boolean;
{$ENDIF}
//checks if two datetimes are in same day
function IsSameDay(cBefore, cNow : TDateTime) : Boolean;
//change Time of a DateTime
function ChangeTimeOfADay(aDate : TDateTime; aHour, aMinute, aSecond : Word; aMilliSecond : Word = 0) : TDateTime;
//change Date of a DateTime
function ChangeDateOfADay(aDate : TDateTime; aYear, aMonth, aDay : Word) : TDateTime;
//returns n times a char
function FillStr(const C : Char; const Count : Integer) : string;
function FillStrEx(const value : string; const Count : Integer) : string;
//checks if string exists in array of string
function StrInArray(const aValue : string; const aInArray : array of string; aCaseSensitive : Boolean = True) : Boolean;
//checks if integer exists in array of integer
function IntInArray(const aValue : Integer; const aInArray : array of Integer) : Boolean;
//check if array is empty
function IsEmptyArray(aArray : TArray<string>) : Boolean; overload;
function IsEmptyArray(aArray : TArray<Integer>) : Boolean; overload;
//returns a number leading zero
function Zeroes(const Number, Len : Int64) : string;
//converts a number to thousand delimeter string
function NumberToStr(const Number : Int64) : string;
//returns n spaces
function Spaces(const Count : Integer) : string;
//returns current date as a string
function NowStr : string;
//returns a new GUID as string
function NewGuidStr : string;
//compare a string with a wildcard pattern (? or *)
function IsLike(cText, Pattern: string) : Boolean;
//Upper case for first letter
function Capitalize(s: string): string;
function CapitalizeWords(s: string): string;
//returns current logged user
function GetLoggedUserName : string;
//returns computer name
function GetComputerName : string;
//check if remote desktop session
{$IFDEF MSWINDOWS}
function IsRemoteSession : Boolean;
{$ENDIF}
//extract domain and user name from user login
function ExtractDomainAndUser(const aUser : string; out oDomain, oUser : string) : Boolean;
//Changes incorrect delims in path
function NormalizePathDelim(const cPath : string; const Delim : Char) : string;
//combine paths normalized with delim
function CombinePaths(const aFirstPath, aSecondPath: string; aDelim : Char): string;
//Removes firs segment of a path
function RemoveFirstPathSegment(const cdir : string) : string;
//Removes last segment of a path
function RemoveLastPathSegment(const cDir : string) : string;
//returns path delimiter if found
function GetPathDelimiter(const aPath : string) : string;
//returns first segment of a path
function GetFirstPathSegment(const aPath : string) : string;
//returns last segment of a path
function GetLastPathSegment(const aPath : string) : string;
//finds swith in commandline params
function ParamFindSwitch(const Switch : string) : Boolean;
//gets value for a switch if exists
function ParamGetSwitch(const Switch : string; var cvalue : string) : Boolean;
//returns app name (filename based)
function GetAppName : string;
//returns app version (major & minor)
function GetAppVersionStr: string;
//returns app version full (major, minor, release & compiled)
function GetAppVersionFullStr: string;
//convert UTC DateTime to Local DateTime
function UTCToLocalTime(GMTTime: TDateTime): TDateTime;
//convert Local DateTime to UTC DateTime
function LocalTimeToUTC(LocalTime : TDateTime): TDateTime;
//convert DateTime to GTM Time string
function DateTimeToGMT(aDate : TDateTime) : string;
//convert GMT Time string to DateTime
function GMTToDateTime(aDate : string) : TDateTime;
//convert DateTime to Json Date format
function DateTimeToJsonDate(aDateTime : TDateTime) : string;
//convert Json Date format to DateTime
function JsonDateToDateTime(const aJsonDate : string) : TDateTime;
//count number of digits of a Integer
function CountDigits(anInt: Cardinal): Cardinal; inline;
//count times a string is present in other string
function CountStr(const aFindStr, aSourceStr : string) : Integer;
//save stream to file
procedure SaveStreamToFile(aStream : TStream; const aFilename : string);
//save stream to string
function StreamToString(const aStream: TStream; const aEncoding: TEncoding): string;
function StreamToStringEx(aStream : TStream) : string;
//save string to stream
procedure StringToStream(const aStr : string; aStream : TStream; const aEncoding: TEncoding);
procedure StringToStreamEx(const aStr : string; aStream : TStream);
//returns a real comma separated text from stringlist
function CommaText(aList : TStringList) : string; overload;
//returns a real comma separated text from array of string
function CommaText(aArray : TArray<string>) : string; overload;
//returns a string CRLF separated from array of string
function ArrayToString(aArray : TArray<string>) : string; overload;
//returns a string with separator from array of string
function ArrayToString(aArray : TArray<string>; aSeparator : string) : string; overload;
//returns a string CRLF separated from array of Integer
function ArrayToString(aArray : TArray<Integer>) : string; overload;
//returns a string with separator from array of Integer
function ArrayToString(aArray : TArray<Integer>; aSeparator : string) : string; overload;
//converts TStrings to array
function StringsToArray(aStrings : TStrings) : TArray<string>; overload;
//converts string comma or semicolon separated to array
function StringsToArray(const aString : string) : TArray<string>; overload;
{$IFDEF MSWINDOWS}
//process messages on console applications
procedure ProcessMessages;
//get last error message
function GetLastOSError : String;
{$ENDIF}
{$IF DEFINED(FPC) AND DEFINED(MSWINDOWS)}
function GetLastInputInfo(var plii: TLastInputInfo): BOOL;stdcall; external 'user32' name 'GetLastInputInfo';
{$ENDIF}
function RemoveLastChar(const aText : string) : string;
function DateTimeToSQL(aDateTime : TDateTime) : string;
function IsInteger(const aValue : string) : Boolean;
function IsFloat(const aValue : string) : Boolean;
function IsBoolean(const aValue : string) : Boolean;
//extract a substring and deletes from source string
function ExtractStr(var vSource : string; aIndex : Integer; aCount : Integer) : string;
//get first string between string delimiters
function GetSubString(const aSource, aFirstDelimiter, aLastDelimiter : string) : string;
//get double quoted or dequoted string
function DbQuotedStr(const str : string): string;
function UnDbQuotedStr(const str: string) : string;
//get simple quoted or dequoted string
function SpQuotedStr(const str : string): string;
function UnSpQuotedStr(const str : string): string;
function UnQuotedStr(const str : string; const aQuote : Char) : string;
//ternary operator
function Ifx(aCondition : Boolean; const aIfIsTrue, aIfIsFalse : string) : string; overload;
function Ifx(aCondition : Boolean; const aIfIsTrue, aIfIsFalse : Integer) : Integer; overload;
function Ifx(aCondition : Boolean; const aIfIsTrue, aIfIsFalse : Extended) : Extended; overload;
function Ifx(aCondition : Boolean; const aIfIsTrue, aIfIsFalse : TObject) : TObject; overload;
var
path : TEnvironmentPath;
//Enabled if QuickService is defined
IsQuickServiceApp : Boolean;
implementation
{TFileHelper}
{$IFNDEF FPC}
{$IFDEF MSWINDOWS}
class function TFileHelper.IsInUse(const FileName : string) : Boolean;
var
HFileRes: HFILE;
begin
Result := False;
if not FileExists(FileName) then Exit;
try
HFileRes := CreateFile(PChar(FileName)
,GENERIC_READ or GENERIC_WRITE
,0
,nil
,OPEN_EXISTING
,FILE_ATTRIBUTE_NORMAL
,0);
Result := (HFileRes = INVALID_HANDLE_VALUE);
if not(Result) then begin
CloseHandle(HFileRes);
end;
except
Result := True;
end;
end;
{$ENDIF}
{$IFDEF DELPHILINUX}
class function TFileHelper.IsInUse(const FileName : string) : Boolean;
var
fs : TFileStream;
begin
try
fs := TFileStream.Create(FileName, fmOpenReadWrite, fmShareExclusive);
Result := True;
fs.Free;
except
Result := False;
end;
end;
{$ENDIF}
{$IFDEF MSWINDOWS}
class function TFileHelper.GetSize(const FileName: String): Int64;
var
info: TWin32FileAttributeData;
begin
Result := -1;
if not GetFileAttributesEx(PWideChar(FileName), GetFileExInfoStandard, @info) then Exit;
Result := Int64(info.nFileSizeLow) or Int64(info.nFileSizeHigh shl 32);
end;
{$ELSE}
class function TFileHelper.GetSize(const FileName: String): Int64;
var
sr : TSearchRec;
begin
if FindFirst(fileName, faAnyFile, sr ) = 0 then Result := sr.Size
else Result := -1;
end;
{$ENDIF}
{TDirectoryHelper}
class function TDirectoryHelper.GetSize(const Path: String): Int64;
var
filename : string;
begin
Result := -1;
for filename in TDirectory.GetFiles(Path) do
begin
Result := Result + TFile.GetSize(filename);
end;
end;
{$ENDIF}
{other functions}
function RandomPassword(const PasswordLength : Integer; Complexity : TPasswordComplexity = [pfIncludeNumbers,pfIncludeSigns]) : string;
const
PassAlpha = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
PassSigns = '@!&$';
PassNumbers = '1234567890';
var
MinNumbers,
MinSigns : Integer;
NumNumbers,
NumSigns : Integer;
begin
Result := '';
Randomize;
//fill all alfa
repeat
Result := Result + PassAlpha[Random(Length(PassAlpha))+1];
until (Length(Result) = PasswordLength);
//checks if need include numbers
if pfIncludeNumbers in Complexity then
begin
MinNumbers := Round(PasswordLength / 10 * 2);
NumNumbers := 0;
if MinNumbers = 0 then MinNumbers := 1;
repeat
Result[Random(PasswordLength)+1] := PassNumbers[Random(Length(PassNumbers))+1];
Inc(NumNumbers);
until NumNumbers = MinNumbers;
end;
//checks if need include signs
if pfIncludeSigns in Complexity then
begin
MinSigns := Round(PasswordLength / 10 * 1);
NumSigns := 0;
if MinSigns = 0 then MinSigns := 1;
repeat
Result[Random(PasswordLength)+1] := PassSigns[Random(Length(PassSigns))+1];
Inc(NumSigns);
until NumSigns = MinSigns;
end;
end;
function RandomString(const aLength: Integer) : string;
const
chars : string = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890';
var
i : Integer;
clong : Integer;
begin
clong := High(chars);
SetLength(Result, aLength);
for i := 1 to aLength do
begin
Result[i] := chars[Random(clong) + 1];
end;
end;
function ExtractFileNameWithoutExt(const FileName: string): string;
begin
Result := TPath.GetFileNameWithoutExtension(FileName);
end;
function UnixToWindowsPath(const UnixPath: string): string;
begin
Result := StringReplace(UnixPath, '/', '\',[rfReplaceAll, rfIgnoreCase]);
end;
function WindowsToUnixPath(const WindowsPath: string): string;
begin
Result := StringReplace(WindowsPath, '\', '/',[rfReplaceAll, rfIgnoreCase]);
end;
function CorrectURLPath(const cUrl : string) : string;
var
nurl : string;
begin
nurl := WindowsToUnixPath(cUrl);
nurl := StringReplace(nurl,'//','/',[rfReplaceAll]);
Result := StringReplace(nurl,' ','%20',[rfReplaceAll]);
//TNetEncoding.Url.Encode()
end;
function UrlGetProtocol(const aUrl : string) : string;
begin
Result := aUrl.SubString(0,aUrl.IndexOf('://'));
end;
function UrlGetHost(const aUrl : string) : string;
var
url : string;
len : Integer;
begin
url := UrlRemoveProtocol(aUrl);
if url.Contains('/') then len := url.IndexOf('/')
else len := url.Length;
Result := url.SubString(0,len);
end;
function UrlGetPath(const aUrl : string) : string;
var
url : string;
len : Integer;
begin
url := UrlRemoveProtocol(aUrl);
if not url.Contains('/') then Exit('');
len := url.IndexOf('?');
if len < 0 then len := url.Length
else len := url.IndexOf('?') - url.IndexOf('/');
Result := url.Substring(url.IndexOf('/'),len);
end;
function UrlGetQuery(const aUrl : string) : string;
begin
if not aUrl.Contains('?') then Exit('');
Result := aUrl.Substring(aUrl.IndexOf('?')+1);
end;
function UrlRemoveProtocol(const aUrl : string) : string;
var
pos : Integer;
begin
pos := aUrl.IndexOf('://');
if pos < 0 then pos := 0
else pos := pos + 3;
Result := aUrl.SubString(pos, aUrl.Length);
end;
function UrlRemoveQuery(const aUrl : string) : string;
begin
if not aUrl.Contains('?') then Exit(aUrl);
Result := aUrl.Substring(0,aUrl.IndexOf('?'));
end;
function UrlSimpleEncode(const aUrl : string) : string;
begin
Result := StringReplace(aUrl,' ','%20',[rfReplaceAll]);
end;
procedure GetEnvironmentPaths;
begin
//gets path
path.EXEPATH := TPath.GetDirectoryName(ParamStr(0));
{$IFDEF MSWINDOWS}
path.WINDOWS := SysUtils.GetEnvironmentVariable('windir');
path.PROGRAMFILES := SysUtils.GetEnvironmentVariable('ProgramFiles');
path.COMMONFILES := SysUtils.GetEnvironmentVariable('CommonProgramFiles(x86)');
path.HOMEDRIVE := SysUtils.GetEnvironmentVariable('SystemDrive');
path.USERPROFILE := SysUtils.GetEnvironmentVariable('USERPROFILE');
path.PROGRAMDATA := SysUtils.GetEnvironmentVariable('ProgramData');
path.ALLUSERSPROFILE := SysUtils.GetEnvironmentVariable('AllUsersProfile');
path.INSTDRIVE := path.HOMEDRIVE;
path.TEMP := SysUtils.GetEnvironmentVariable('TEMP');
//these paths fail if user is SYSTEM
try
path.SYSTEM := GetSpecialFolderPath(CSIDL_SYSTEM);
path.APPDATA := GetSpecialFolderPath(CSIDL_APPDATA);
path.DESKTOP := GetSpecialFolderPath(CSIDL_DESKTOP);
path.DESKTOP_ALLUSERS := GetSpecialFolderPath(CSIDL_COMMON_DESKTOPDIRECTORY);
path.STARTMENU:=GetSpecialFolderPath(CSIDL_PROGRAMS);
path.STARTMENU_ALLUSERS:=GetSpecialFolderPath(CSIDL_COMMON_PROGRAMS);
path.STARTMENU_ALLUSERS := path.STARTMENU;
path.STARTUP:=GetSpecialFolderPath(CSIDL_STARTUP);
except
//
end;
{$ENDIF}
end;
{$IFDEF MSWINDOWS}
function GetSpecialFolderPath(folderID : Integer) : string;
var
shellMalloc: IMalloc;
ppidl: PItemIdList;
begin
ppidl := nil;
try
if SHGetMalloc(shellMalloc) = NOERROR then
begin
SHGetSpecialFolderLocation(0, folderID, ppidl);
SetLength(Result, MAX_PATH);
if not SHGetPathFromIDList(ppidl,{$IFDEF FPC}PAnsiChar(Result){$ELSE}PChar(Result){$ENDIF}) then
begin
raise EShellError.create(Format('GetSpecialFolderPath: Invalid PIPL (%d)',[folderID]));
end;
SetLength(Result, lStrLen({$IFDEF FPC}PAnsiChar(Result){$ELSE}PChar(Result){$ENDIF}));
end;
finally
if ppidl <> nil then
shellMalloc.Free(ppidl);
end;
end;
function Is64bitOS : Boolean;
begin
{$IFDEF WIN64}
Result := True;
{$ELSE}
Result := False;
{$ENDIF WIN64}
end;
function IsConsole: Boolean;
begin
{$IFDEF CONSOLE}
Result := True;
{$ELSE}
Result := False;
{$ENDIF CONSOLE}
end;
{$ENDIF}
function HasConsoleOutput : Boolean;
{$IFDEF MSWINDOWS}
var
stout : THandle;
begin
try
stout := GetStdHandle(Std_Output_Handle);
{$WARN SYMBOL_PLATFORM OFF}
//Allready checked that we are on a windows platform
Win32Check(stout <> Invalid_Handle_Value);
{$WARN SYMBOL_PLATFORM ON}
Result := stout <> 0;
except
Result := False;
end;
end;
{$ELSE}
begin
Result := IsConsole;
end;
{$ENDIF}
function IsDebug: Boolean;
begin
{$IFDEF DEBUG}
Result := True;
{$ELSE}
Result := False;
{$ENDIF DEBUG}
end;
{$IFDEF MSWINDOWS}
function IsService : Boolean;
begin
//only working with my Quick.AppService unit
try
Result := (IsConsole) and (not HasConsoleOutput);
except
Result := False;
end;
end;
function SecondsIdle: DWord;
var
liInfo: TLastInputInfo;
begin
liInfo.cbSize := SizeOf(TLastInputInfo) ;
GetLastInputInfo(liInfo) ;
Result := (GetTickCount - liInfo.dwTime) DIV 1000;
end;
procedure FreeUnusedMem;
begin
if Win32Platform = VER_PLATFORM_WIN32_NT then SetProcessWorkingSetSize(GetCurrentProcess, $FFFFFFFF, $FFFFFFFF);
end;
function SetScreenResolution(Width, Height: integer): Longint;
var
DeviceMode: TDeviceMode;
begin
with DeviceMode do
begin
dmSize := SizeOf(TDeviceMode);
dmPelsWidth := Width;
dmPelsHeight := Height;
dmFields := DM_PELSWIDTH or DM_PELSHEIGHT;
end;
Result := ChangeDisplaySettings(DeviceMode, CDS_UPDATEREGISTRY);
end;
{$ENDIF MSWINDOWS}
function LastDayCurrentMonth: TDateTime;
begin
Result := EncodeDate(YearOf(Now),MonthOf(Now), DaysInMonth(Now));
end;
{$IFDEF FPC}
function DateTimeInRange(ADateTime: TDateTime; AStartDateTime, AEndDateTime: TDateTime; aInclusive: Boolean = True): Boolean;
begin
if aInclusive then
Result := (AStartDateTime <= ADateTime) and (ADateTime <= AEndDateTime)
else
Result := (AStartDateTime < ADateTime) and (ADateTime < AEndDateTime);
end;
{$ENDIF}
function IsSameDay(cBefore, cNow : TDateTime) : Boolean;
begin
//Test: Result := MinutesBetween(cBefore,cNow) < 1;
Result := DateTimeInRange(cNow,StartOfTheDay(cBefore),EndOfTheDay(cBefore),True);
end;
function ChangeTimeOfADay(aDate : TDateTime; aHour, aMinute, aSecond : Word; aMilliSecond : Word = 0) : TDateTime;
var
y, m, d : Word;
begin
DecodeDate(aDate,y,m,d);
Result := EncodeDateTime(y,m,d,aHour,aMinute,aSecond,aMilliSecond);
end;
function ChangeDateOfADay(aDate : TDateTime; aYear, aMonth, aDay : Word) : TDateTime;
var
h, m, s, ms : Word;
begin
DecodeTime(aDate,h,m,s,ms);
Result := EncodeDateTime(aYear,aMonth,aDay,h,m,s,0);
end;
function FillStr(const C : Char; const Count : Integer) : string;
var
i : Integer;
begin
Result := '';
for i := 1 to Count do Result := Result + C;
end;
function FillStrEx(const value : string; const Count : Integer) : string;
var
i : Integer;
begin
Result := '';
for i := 1 to Count do Result := Result + value;
end;
function StrInArray(const aValue : string; const aInArray : array of string; aCaseSensitive : Boolean = True) : Boolean;
var
s : string;
begin
for s in aInArray do
begin
if aCaseSensitive then
begin
if s = aValue then Exit(True);
end
else
begin
if CompareText(aValue,s) = 0 then Exit(True);
end;
end;
Result := False;
end;
function IntInArray(const aValue : Integer; const aInArray : array of Integer) : Boolean;
var
i : Integer;
begin
for i in aInArray do
begin
if i = aValue then Exit(True);
end;
Result := False;
end;
function IsEmptyArray(aArray : TArray<string>) : Boolean;
begin
Result := Length(aArray) = 0;
end;
function IsEmptyArray(aArray : TArray<Integer>) : Boolean;
begin
Result := Length(aArray) = 0;
end;
function Zeroes(const Number, Len : Int64) : string;
begin
if Len > Length(IntToStr(Number)) then Result := FillStr('0',Len - Length(IntToStr(Number))) + IntToStr(Number)
else Result := IntToStr(Number);
end;
function NumberToStr(const Number : Int64) : string;
begin
try
Result := FormatFloat('0,',Number);
except
Result := '#Error';
end;
end;
function Spaces(const Count : Integer) : string;
begin
Result := FillStr(' ',Count);
end;
function NowStr : string;
begin
Result := DateTimeToStr(Now());
end;
function NewGuidStr : string;
{$IFNDEF DELPHIRX10_UP}
var
guid : TGUID;
{$ENDIF}
begin
{$IFDEF DELPHIRX10_UP}
Result := TGUID.NewGuid.ToString;
{$ELSE}
guid.NewGuid;
Result := guid.ToString
{$ENDIF}
end;
function IsLike(cText, Pattern: string) : Boolean;
var
i, n : Integer;
match : Boolean;
wildcard : Boolean;
CurrentPattern : Char;
begin
Result := False;
wildcard := False;
cText := LowerCase(cText);
Pattern := LowerCase(Pattern);
match := False;
if (Pattern.Length > cText.Length) or (Pattern = '') then Exit;
if Pattern = '*' then
begin
Result := True;
Exit;
end;
for i := 1 to cText.Length do
begin
CurrentPattern := Pattern[i];
if CurrentPattern = '*' then wildcard := True;
if wildcard then
begin
n := Pos(Copy(Pattern,i+1,Pattern.Length),cText);
if (n > i) or (Pattern.Length = i) then
begin
Result := True;
Exit;
end;
end
else
begin
if (cText[i] = CurrentPattern) or (CurrentPattern = '?') then match := True
else match := False;