- Imported server changes from Turley (with modifications)
- Bumped version to 0.3.7 - Changed ProtocolVersion o 6 - Fixed TXmlHelper's child node parsing (incorrect usage of FindNode) - Added TModifyRegionStatus and TDeleteRegionStatus
This commit is contained in:
parent
2409b861e3
commit
c95ba906a7
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@ -31,7 +31,7 @@ interface
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uses
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Classes, SysUtils, md5, contnrs, math, DOM, UXmlHelper, UInterfaces,
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UEnums;
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UEnums, URegions;
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type
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@ -39,7 +39,7 @@ type
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TAccount = class(TObject, ISerializable, IInvalidate)
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constructor Create(AOwner: IInvalidate; AName, APasswordHash: string;
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AAccessLevel: TAccessLevel);
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AAccessLevel: TAccessLevel; ARegions: TStringList);
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constructor Deserialize(AOwner: IInvalidate; AElement: TDOMElement);
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procedure Serialize(AElement: TDOMElement);
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protected
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@ -48,6 +48,7 @@ type
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FAccessLevel: TAccessLevel;
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FPasswordHash: string;
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FLastPos: TPoint;
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FRegions: TStringList;
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procedure SetAccessLevel(const AValue: TAccessLevel);
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procedure SetPasswordHash(const AValue: string);
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procedure SetLastPos(const AValue: TPoint);
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@ -56,6 +57,7 @@ type
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property AccessLevel: TAccessLevel read FAccessLevel write SetAccessLevel;
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property PasswordHash: string read FPasswordHash write SetPasswordHash;
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property LastPos: TPoint read FLastPos write SetLastPos;
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property Regions: TStringList read FRegions;
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procedure Invalidate;
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end;
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@ -82,16 +84,26 @@ uses
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{ TAccount }
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constructor TAccount.Create(AOwner: IInvalidate; AName, APasswordHash: string;
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AAccessLevel: TAccessLevel);
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AAccessLevel: TAccessLevel; ARegions: TStringList);
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var
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i : Integer;
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begin
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inherited Create;
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FOwner := AOwner;
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FName := AName;
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FPasswordHash := APasswordHash;
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FAccessLevel := AAccessLevel;
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if ARegions <> nil then
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FRegions := ARegions
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else
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FRegions := TStringList.Create;
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end;
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constructor TAccount.Deserialize(AOwner: IInvalidate; AElement: TDOMElement);
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var
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xmlElement, xmlRegion: TDOMElement;
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nodelist: TDOMNodeList;
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i: Integer;
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begin
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inherited Create;
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FOwner := AOwner;
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@ -100,6 +112,23 @@ begin
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FPasswordHash := TXmlHelper.ReadString(AElement, 'PasswordHash', '');
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FLastPos := Point(0, 0);
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TXmlHelper.ReadCoords(AElement, 'LastPos', FLastPos.X, FLastPos.Y);
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FRegions := TStringList.Create;
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xmlElement := TDOMElement(AElement.FindNode('Regions'));
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if xmlElement <> nil then
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begin
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nodeList := xmlElement.GetChildNodes;
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for i := 0 to nodeList.Count - 1 do
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begin
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if nodeList.Item[i].NodeName = 'Region' then
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begin
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xmlRegion := TDOMElement(nodeList.Item[i]);
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if assigned(xmlRegion.FirstChild) then
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FRegions.Add(TDOMText(xmlRegion.FirstChild).Data);
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end;
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end;
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nodeList.Free;
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end;
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end;
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procedure TAccount.SetAccessLevel(const AValue: TAccessLevel);
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@ -127,11 +156,18 @@ begin
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end;
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procedure TAccount.Serialize(AElement: TDOMElement);
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var
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i : Integer;
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child : TDOMElement;
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begin
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TXmlHelper.WriteString(AElement, 'Name', FName);
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TXmlHelper.WriteString(AElement, 'PasswordHash', FPasswordHash);
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TXmlHelper.WriteInteger(AElement, 'AccessLevel', Integer(FAccessLevel));
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TXmlHelper.WriteCoords(AElement, 'LastPos', FLastPos.X, FLastPos.Y);
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child := TXmlHelper.AssureElement(AElement, 'Regions');
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for i := 0 to FRegions.Count -1 do
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if Config.Regions.Find(FRegions[i]) <> nil then //Validate if the region (still) exists
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TXmlHelper.WriteString(child, 'Region', FRegions[i]);
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end;
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{ TAccountList }
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@ -30,8 +30,8 @@ unit UAdminHandling;
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interface
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uses
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Classes, SysUtils, UPacket, UPacketHandlers, UConfig, UAccount, UNetState,
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UEnhancedMemoryStream, UEnums, lNet;
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Classes, SysUtils, math, UPacket, UPacketHandlers, UConfig, UAccount,
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UNetState, UEnhancedMemoryStream, UEnums, URegions;
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type
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@ -52,6 +52,24 @@ type
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TUserListPacket = class(TPacket)
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constructor Create;
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end;
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{ TModifyRegionResponsePacket }
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TModifyRegionResponsePacket = class(TPacket)
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constructor Create(AStatus: TModifyRegionStatus; ARegion: TRegion);
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end;
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{ TDeleteRegionResponsePacket }
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TDeleteRegionResponsePacket = class(TPacket)
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constructor Create(AStatus: TDeleteRegionStatus; ARegionName: string);
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end;
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{ TUserRegionsPacket }
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TRegionListPacket = class(TPacket)
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constructor Create;
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end;
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procedure OnAdminHandlerPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnFlushPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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@ -59,6 +77,10 @@ procedure OnQuitPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnModifyUserPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnDeleteUserPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnListUsersPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnModifyRegionPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnDeleteRegionPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnListRegionsPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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var
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AdminPacketHandlers: array[0..$FF] of TPacketHandler;
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@ -68,7 +90,8 @@ implementation
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uses
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md5, UCEDServer, UPackets, UClientHandling;
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procedure OnAdminHandlerPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnAdminHandlerPacket(ABuffer: TEnhancedMemoryStream;
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ANetState: TNetState);
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var
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packetHandler: TPacketHandler;
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begin
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@ -96,15 +119,26 @@ var
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username, password: string;
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accessLevel: TAccessLevel;
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netState: TNetState;
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regions: TStringList;
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i, regionCount: Integer;
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begin
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username := ABuffer.ReadStringNull;
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password := ABuffer.ReadStringNull;
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accessLevel := TAccessLevel(ABuffer.ReadByte);
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regionCount := ABuffer.ReadByte;
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account := Config.Accounts.Find(username);
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if account <> nil then
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begin
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if password <> '' then
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account.PasswordHash := MD5Print(MD5String(password));
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account.Regions.Clear;
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for i := 0 to regionCount - 1 do
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account.Regions.Add(ABuffer.ReadStringNull);
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account.Invalidate;
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if account.AccessLevel <> accessLevel then
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begin
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account.AccessLevel := accessLevel;
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@ -114,24 +148,34 @@ begin
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netState := TNetState(CEDServerInstance.TCPServer.Iterator.UserData);
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if (netState <> nil) and (netState.Account = account) then
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begin
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CEDServerInstance.SendPacket(netState, TAccessLevelChangedPacket.Create(accessLevel));
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CEDServerInstance.SendPacket(netState,
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TAccessLevelChangedPacket.Create(accessLevel));
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end;
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end;
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end;
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CEDServerInstance.SendPacket(ANetState, TModifyUserResponsePacket.Create(muModified, account));
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CEDServerInstance.SendPacket(ANetState,
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TModifyUserResponsePacket.Create(muModified, account));
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end else
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begin
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account := TAccount.Create(Config.Accounts, username,
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MD5Print(MD5String(password)), accessLevel);
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if (username = '') or (Pos('=', username) > 0) then
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if username = '' then
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begin
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CEDServerInstance.SendPacket(ANetState, TModifyUserResponsePacket.Create(muInvalidUsername, account));
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account.Free;
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CEDServerInstance.SendPacket(ANetState,
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TModifyUserResponsePacket.Create(muInvalidUsername, account));
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Exit;
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end else
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begin
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regions := TStringList.Create;
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for i := 0 to regionCount - 1 do
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regions.Add(ABuffer.ReadStringNull);
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account := TAccount.Create(Config.Accounts, username,
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MD5Print(MD5String(password)), accessLevel, regions);
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Config.Accounts.Add(account);
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Config.Accounts.Invalidate;
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CEDServerInstance.SendPacket(ANetState,
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TModifyUserResponsePacket.Create(muAdded, account));
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end;
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Config.Accounts.Add(account);
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Config.Invalidate;
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CEDServerInstance.SendPacket(ANetState, TModifyUserResponsePacket.Create(muAdded, account));
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end;
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end;
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@ -158,25 +202,112 @@ begin
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end;
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Config.Accounts.Remove(account);
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Config.Invalidate;
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CEDServerInstance.SendPacket(ANetState, TDeleteUserResponsePacket.Create(duDeleted, username));
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CEDServerInstance.SendPacket(ANetState,
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TDeleteUserResponsePacket.Create(duDeleted, username));
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end else
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CEDServerInstance.SendPacket(ANetState, TDeleteUserResponsePacket.Create(duNotFound, username));
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CEDServerInstance.SendPacket(ANetState,
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TDeleteUserResponsePacket.Create(duNotFound, username));
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end;
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procedure OnListUsersPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
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procedure OnListUsersPacket(ABuffer: TEnhancedMemoryStream;
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ANetState: TNetState);
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begin
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CEDServerInstance.SendPacket(ANetState, TCompressedPacket.Create(TUserListPacket.Create));
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CEDServerInstance.SendPacket(ANetState,
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TCompressedPacket.Create(TUserListPacket.Create));
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end;
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procedure OnModifyRegionPacket(ABuffer: TEnhancedMemoryStream;
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ANetState: TNetState);
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var
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regionName: string;
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region: TRegion;
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status: TModifyRegionStatus;
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i, areaCount: Integer;
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x1, y1, x2, y2: Word;
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begin
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regionName := ABuffer.ReadStringNull;
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region := Config.Regions.Find(regionName);
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if region = nil then
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begin
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region := TRegion.Create(Config.Regions, regionName);
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Config.Regions.Add(region);
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status := mrAdded;
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end else
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begin
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region.Areas.Clear;
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status := mrModified;
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end;
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areaCount := ABuffer.ReadByte;
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for i := 0 to areaCount - 1 do
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begin
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x1 := ABuffer.ReadWord;
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y1 := ABuffer.ReadWord;
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x2 := ABuffer.ReadWord;
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y2 := ABuffer.ReadWord;
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region.Areas.Add(Min(x1, x2), Min(y1, y2),
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Max(x1, x2), Max(y1, y2));
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end;
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CEDServerInstance.SendPacket(ANetState,
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TModifyRegionResponsePacket.Create(status, region));
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end;
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procedure OnDeleteRegionPacket(ABuffer: TEnhancedMemoryStream;
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ANetState: TNetState);
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var
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regionName: string;
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regions: TRegionList;
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i: Integer;
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status: TDeleteRegionStatus;
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begin
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regionName := ABuffer.ReadStringNull;
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i := 0;
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status := drNotFound;
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regions := Config.Regions;
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while (i < regions.Count) and (status = drNotFound) do
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begin
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if TRegion(regions[i]).Name = regionName then
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begin
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regions.Delete(i);
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status := drDeleted;
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end else
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inc(i);
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end;
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CEDServerInstance.SendPacket(ANetState,
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TDeleteRegionResponsePacket.Create(status, regionName));
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end;
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procedure OnListRegionsPacket(ABuffer: TEnhancedMemoryStream;
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ANetState: TNetState);
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begin
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CEDServerInstance.SendPacket(ANetState,
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TCompressedPacket.Create(TRegionListPacket.Create));
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end;
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{ TModifyUserResponsePacket }
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constructor TModifyUserResponsePacket.Create(AStatus: TModifyUserStatus; AAccount: TAccount);
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constructor TModifyUserResponsePacket.Create(AStatus: TModifyUserStatus;
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AAccount: TAccount);
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var
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i: Integer;
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begin
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inherited Create($03, 0);
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FStream.WriteByte($05);
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FStream.WriteByte(Byte(AStatus));
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FStream.WriteStringNull(AAccount.Name);
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FStream.WriteByte(Byte(AAccount.AccessLevel));
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if (AStatus = muAdded) or (AStatus = muModified) then
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begin
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FStream.WriteByte(Byte(AAccount.AccessLevel));
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FStream.WriteByte(AAccount.Regions.Count);
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if AAccount.Regions.Count > 0 then begin
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for i := 0 to AAccount.Regions.Count - 1 do
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FStream.WriteStringNull(AAccount.Regions[i]);
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end;
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end;
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{TODO : check for client side modifications!}
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end;
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{ TDeleteUserResponsePacket }
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@ -193,7 +324,7 @@ end;
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constructor TUserListPacket.Create;
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var
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i: Integer;
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i, j: Integer;
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account: TAccount;
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begin
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inherited Create($03, 0);
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@ -204,6 +335,75 @@ begin
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account := TAccount(Config.Accounts.Items[i]);
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FStream.WriteStringNull(account.Name);
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FStream.WriteByte(Byte(account.AccessLevel));
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FStream.WriteByte(account.Regions.Count);
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for j := 0 to account.Regions.Count - 1 do
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FStream.WriteStringNull(account.Regions[j]);
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end;
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FStream.WriteWord(Config.Regions.Count);
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for i := 0 to Config.Regions.Count - 1 do
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FStream.WriteStringNull(TRegion(Config.Regions.Items[i]).Name);
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end;
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{ TModifyRegionResponsePacket }
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constructor TModifyRegionResponsePacket.Create(AStatus: TModifyRegionStatus;
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ARegion: TRegion);
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var
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i, areaCount: Integer;
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begin
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inherited Create($03, 0);
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FStream.WriteByte($08);
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FStream.WriteByte(Byte(AStatus));
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FStream.WriteStringNull(ARegion.Name);
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if (AStatus = mrAdded) or (AStatus = mrModified) then
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begin
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areaCount := ARegion.Areas.Count;
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FStream.WriteByte(areaCount);
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for i := 0 to areaCount - 1 do
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with ARegion.Areas.Rects[i] do
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begin
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FStream.WriteWord(Left);
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FStream.WriteWord(Top);
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FStream.WriteWord(Right);
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FStream.WriteWord(Bottom);
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end;
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end;
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end;
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{ TDeleteRegionResponsePacket }
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constructor TDeleteRegionResponsePacket.Create(AStatus: TDeleteRegionStatus;
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ARegionName: string);
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begin
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inherited Create($03, 0);
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FStream.WriteByte($09);
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FStream.WriteByte(Byte(AStatus));
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FStream.WriteStringNull(ARegionName);
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end;
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{ TRegionListPacket }
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constructor TRegionListPacket.Create;
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var
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i, j: Integer;
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region: TRegion;
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begin
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inherited Create($03, 0);
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FStream.WriteByte($08);
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FStream.WriteByte(Config.Regions.Count);
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for i := 0 to Config.Regions.Count - 1 do
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begin
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region := TRegion(Config.Regions.Items[i]);
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FStream.WriteStringNull(region.Name);
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FStream.WriteByte(region.Areas.Count);
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for j := 0 to region.Areas.Count - 1 do
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with region.Areas.Rects[j] do
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begin
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FStream.WriteWord(Left);
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FStream.WriteWord(Top);
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FStream.WriteWord(Right);
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FStream.WriteWord(Bottom);
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end;
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end;
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end;
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@ -219,6 +419,9 @@ initialization
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AdminPacketHandlers[$05] := TPacketHandler.Create(0, @OnModifyUserPacket);
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AdminPacketHandlers[$06] := TPacketHandler.Create(0, @OnDeleteUserPacket);
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AdminPacketHandlers[$07] := TPacketHandler.Create(0, @OnListUsersPacket);
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AdminPacketHandlers[$08] := TPacketHandler.Create(0, @OnModifyRegionPacket);
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AdminPacketHandlers[$09] := TPacketHandler.Create(0, @OnDeleteRegionPacket);
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AdminPacketHandlers[$0A] := TPacketHandler.Create(0, @OnListRegionsPacket);
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finalization
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for i := 0 to $FF do
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if AdminPacketHandlers[i] <> nil then
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@ -31,7 +31,7 @@ interface
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uses
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Classes, SysUtils, DOM, XMLRead, XMLWrite, md5, Keyboard, UAccount,
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UXmlHelper, UInterfaces, UEnums;
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UXmlHelper, UInterfaces, UEnums, URegions;
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type
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|
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@ -76,6 +76,7 @@ type
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FMap: TMapInfo;
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FTiledata: string;
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FRadarcol: string;
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FRegions: TRegionList;
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FAccounts: TAccountList;
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||||
FChanged: Boolean;
|
||||
procedure SetPort(const AValue: Integer);
|
||||
|
|
@ -86,6 +87,7 @@ type
|
|||
property Map: TMapInfo read FMap;
|
||||
property Tiledata: string read FTiledata write SetTiledata;
|
||||
property Radarcol: string read FRadarcol write SetRadarcol;
|
||||
property Regions: TRegionList read FRegions;
|
||||
property Accounts: TAccountList read FAccounts;
|
||||
procedure Flush;
|
||||
procedure Invalidate;
|
||||
|
|
@ -214,11 +216,17 @@ begin
|
|||
FTiledata := TXmlHelper.ReadString(xmlDoc.DocumentElement, 'Tiledata', 'tiledata.mul');
|
||||
FRadarcol := TXmlHelper.ReadString(xmlDoc.DocumentElement, 'Radarcol', 'radarcol.mul');
|
||||
|
||||
xmlElement := TDOMElement(xmlDoc.DocumentElement.FindNode('Regions'));
|
||||
if assigned(xmlElement) then
|
||||
FRegions := TRegionList.Deserialize(Self, xmlElement)
|
||||
else
|
||||
Fregions := TRegionList.Create(Self);
|
||||
|
||||
xmlElement := TDOMElement(xmlDoc.DocumentElement.FindNode('Accounts'));
|
||||
if not assigned(xmlElement) then
|
||||
raise TInvalidConfigException.Create('Account information not found');
|
||||
FAccounts := TAccountList.Deserialize(Self, xmlElement);
|
||||
|
||||
|
||||
xmlDoc.Free;
|
||||
|
||||
FChanged := False;
|
||||
|
|
@ -233,6 +241,7 @@ begin
|
|||
FFilename := AFilename;
|
||||
FMap := TMapInfo.Create(Self);
|
||||
FAccounts := TAccountList.Create(Self);
|
||||
FRegions := TRegionList.Create(Self);
|
||||
|
||||
Writeln('Configuring Network');
|
||||
Writeln('===================');
|
||||
|
|
@ -282,7 +291,7 @@ begin
|
|||
Write ('Password [hidden]: ');
|
||||
password := QueryPassword;
|
||||
FAccounts.Add(TAccount.Create(FAccounts, stringValue,
|
||||
MD5Print(MD5String(password)), alAdministrator));
|
||||
MD5Print(MD5String(password)), alAdministrator, nil));
|
||||
|
||||
FChanged := True;
|
||||
end;
|
||||
|
|
@ -291,6 +300,7 @@ destructor TConfig.Destroy;
|
|||
begin
|
||||
if Assigned(FMap) then FreeAndNil(FMap);
|
||||
if Assigned(FAccounts) then FreeAndNil(FAccounts);
|
||||
if Assigned(FRegions) then FreeAndNil(FRegions);
|
||||
inherited Destroy;
|
||||
end;
|
||||
|
||||
|
|
@ -301,6 +311,7 @@ begin
|
|||
TXmlHelper.WriteString(AElement, 'Tiledata', FTiledata);
|
||||
TXmlHelper.WriteString(AElement, 'Radarcol', FRadarcol);
|
||||
FAccounts.Serialize(TXmlHelper.AssureElement(AElement, 'Accounts'));
|
||||
FRegions.Serialize(TXmlHelper.AssureElement(AElement, 'Regions'));
|
||||
end;
|
||||
|
||||
procedure TConfig.SetPort(const AValue: Integer);
|
||||
|
|
|
|||
|
|
@ -539,9 +539,11 @@ var
|
|||
item: PLinkedItem;
|
||||
packet: TDrawMapPacket;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alNormal) then Exit;
|
||||
x := ABuffer.ReadWord;
|
||||
y := ABuffer.ReadWord;
|
||||
|
||||
if not ValidateAccess(ANetState, alNormal, x, y) then Exit;
|
||||
|
||||
cell := GetMapCell(x, y);
|
||||
if cell <> nil then
|
||||
begin
|
||||
|
|
@ -571,9 +573,11 @@ var
|
|||
item: PLinkedItem;
|
||||
packet: TInsertStaticPacket;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alNormal) then Exit;
|
||||
x := ABuffer.ReadWord;
|
||||
y := ABuffer.ReadWord;
|
||||
|
||||
if not ValidateAccess(ANetState, alNormal, x, y) then Exit;
|
||||
|
||||
block := GetStaticBlock(x div 8, y div 8);
|
||||
if block <> nil then
|
||||
begin
|
||||
|
|
@ -611,8 +615,10 @@ var
|
|||
item: PLinkedItem;
|
||||
packet: TDeleteStaticPacket;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alNormal) then Exit;
|
||||
ABuffer.Read(staticInfo, SizeOf(TStaticInfo));
|
||||
|
||||
if not ValidateAccess(ANetState, alNormal, staticInfo.X, staticInfo.Y) then Exit;
|
||||
|
||||
block := GetStaticBlock(staticInfo.X div 8, staticInfo.Y div 8);
|
||||
if block <> nil then
|
||||
begin
|
||||
|
|
@ -656,8 +662,10 @@ var
|
|||
item: PLinkedItem;
|
||||
packet: TElevateStaticPacket;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alNormal) then Exit;
|
||||
ABuffer.Read(staticInfo, SizeOf(TStaticInfo));
|
||||
|
||||
if not ValidateAccess(ANetState, alNormal, staticInfo.X, staticInfo.Y) then Exit;
|
||||
|
||||
block := GetStaticBlock(staticInfo.X div 8, staticInfo.Y div 8);
|
||||
if block <> nil then
|
||||
begin
|
||||
|
|
@ -705,11 +713,14 @@ var
|
|||
deletePacket: TDeleteStaticPacket;
|
||||
movePacket: TMoveStaticPacket;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alNormal) then Exit;
|
||||
staticItem := nil;
|
||||
ABuffer.Read(staticInfo, SizeOf(TStaticInfo));
|
||||
newX := EnsureRange(ABuffer.ReadWord, 0, FCellWidth - 1);
|
||||
newY := EnsureRange(ABuffer.ReadWord, 0, FCellHeight - 1);
|
||||
|
||||
//Check, if both, source and target, are within a valid region
|
||||
if not ValidateAccess(ANetState, alNormal, staticInfo.X, staticInfo.Y) then Exit;
|
||||
if not ValidateAccess(ANetState, alNormal, newX, newY) then Exit;
|
||||
|
||||
if (staticInfo.X = newX) and (staticInfo.Y = newY) then Exit;
|
||||
|
||||
|
|
@ -798,8 +809,10 @@ var
|
|||
item: PLinkedItem;
|
||||
packet: THueStaticPacket;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alNormal) then Exit;
|
||||
ABuffer.Read(staticInfo, SizeOf(TStaticInfo));
|
||||
|
||||
if not ValidateAccess(ANetState, alNormal, staticInfo.X, staticInfo.Y) then Exit;
|
||||
|
||||
block := GetStaticBlock(staticInfo.X div 8, staticInfo.Y div 8);
|
||||
if block <> nil then
|
||||
begin
|
||||
|
|
|
|||
|
|
@ -1,189 +1,217 @@
|
|||
(*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License, Version 1.0 only
|
||||
* (the "License"). You may not use this file except in compliance
|
||||
* with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at
|
||||
* http://www.opensource.org/licenses/cddl1.php.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at
|
||||
* http://www.opensource.org/licenses/cddl1.php. If applicable,
|
||||
* add the following below this CDDL HEADER, with the fields enclosed
|
||||
* by brackets "[]" replaced with your own identifying * information:
|
||||
* Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*
|
||||
*
|
||||
* Portions Copyright 2007 Andreas Schneider
|
||||
*)
|
||||
unit UPacketHandlers;
|
||||
|
||||
interface
|
||||
|
||||
uses
|
||||
SysUtils, dzlib, UConfig, UNetState, UEnhancedMemoryStream, UEnums,
|
||||
ULinkedList;
|
||||
|
||||
type
|
||||
TPacketProcessor = procedure(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
TPacketProcessorMethod = procedure(ABuffer: TEnhancedMemoryStream; ANetState: TNetState) of object;
|
||||
|
||||
{ TPacketHandler }
|
||||
|
||||
TPacketHandler = class(TObject)
|
||||
constructor Create(ALength: Cardinal; APacketProcessor: TPacketProcessor); overload;
|
||||
constructor Create(ALength: Cardinal; APacketProcessorMethod: TPacketProcessorMethod); overload;
|
||||
procedure Process(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
protected
|
||||
FLength: Cardinal;
|
||||
FPacketProcessor: TPacketProcessor;
|
||||
FPacketProcessorMethod: TPacketProcessorMethod;
|
||||
published
|
||||
property PacketLength: Cardinal read FLength;
|
||||
end;
|
||||
|
||||
var
|
||||
PacketHandlers: array[0..$FF] of TPacketHandler;
|
||||
|
||||
function ValidateAccess(ANetState: TNetState; ALevel: TAccessLevel): Boolean;
|
||||
procedure RegisterPacketHandler(AID: Byte; APacketHandler: TPacketHandler);
|
||||
|
||||
implementation
|
||||
|
||||
uses
|
||||
UCEDServer, UPackets, UConnectionHandling, UAdminHandling, UClientHandling;
|
||||
|
||||
function ValidateAccess(ANetState: TNetState; ALevel: TAccessLevel): Boolean;
|
||||
begin
|
||||
Result := (ANetState.Account <> nil) and (ANetState.Account.AccessLevel >= ALevel);
|
||||
end;
|
||||
|
||||
procedure RegisterPacketHandler(AID: Byte; APacketHandler: TPacketHandler);
|
||||
begin
|
||||
if Assigned(PacketHandlers[AID]) then FreeAndNil(PacketHandlers[AID]);
|
||||
PacketHandlers[AID] := APacketHandler;
|
||||
end;
|
||||
|
||||
{ TPacketHandler }
|
||||
|
||||
constructor TPacketHandler.Create(ALength: Cardinal; APacketProcessor: TPacketProcessor);
|
||||
begin
|
||||
inherited Create;
|
||||
FLength := ALength;
|
||||
FPacketProcessor := APacketProcessor;
|
||||
FPacketProcessorMethod := nil;
|
||||
end;
|
||||
|
||||
constructor TPacketHandler.Create(ALength: Cardinal;
|
||||
APacketProcessorMethod: TPacketProcessorMethod);
|
||||
begin
|
||||
inherited Create;
|
||||
FLength := ALength;
|
||||
FPacketProcessor := nil;
|
||||
FPacketProcessorMethod := APacketProcessorMethod;
|
||||
end;
|
||||
|
||||
procedure TPacketHandler.Process(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
begin
|
||||
if Assigned(FPacketProcessor) then
|
||||
FPacketProcessor(ABuffer, ANetState)
|
||||
else if Assigned(FPacketProcessorMethod) then
|
||||
FPacketProcessorMethod(ABuffer, ANetState);
|
||||
end;
|
||||
|
||||
procedure OnCompressedPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
var
|
||||
uncompStream: TEnhancedMemoryStream;
|
||||
uncompBuffer: TDecompressionStream;
|
||||
targetSize: Cardinal;
|
||||
packetID: Byte;
|
||||
begin
|
||||
targetSize := ABuffer.ReadCardinal;
|
||||
uncompBuffer := TDecompressionStream.Create(ABuffer);
|
||||
uncompStream := TEnhancedMemoryStream.Create;
|
||||
try
|
||||
uncompStream.CopyFrom(uncompBuffer, targetSize);
|
||||
uncompStream.Position := 0;
|
||||
packetID := uncompStream.ReadByte;
|
||||
if PacketHandlers[packetID] <> nil then
|
||||
begin
|
||||
if PacketHandlers[PacketID].PacketLength = 0 then
|
||||
uncompStream.Position := uncompStream.Position + 4;
|
||||
uncompStream.Lock(uncompStream.Position, uncompStream.Size - uncompStream.Position);
|
||||
PacketHandlers[PacketID].Process(uncompStream, ANetState);
|
||||
uncompStream.Unlock;
|
||||
end else
|
||||
begin
|
||||
Writeln(TimeStamp, 'Dropping client due to unknown packet: ', ANetState.Socket.PeerAddress);
|
||||
ANetState.ReceiveQueue.Clear;
|
||||
CEDServerInstance.Disconnect(ANetState.Socket);
|
||||
end;
|
||||
finally
|
||||
if uncompBuffer <> nil then uncompBuffer.Free;
|
||||
if uncompStream <> nil then uncompStream.Free;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure OnRequestBlocksPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
var
|
||||
coords: TBlockCoordsArray;
|
||||
i: Integer;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alView) then Exit;
|
||||
SetLength(coords, (ABuffer.Size - ABuffer.Position) div SizeOf(TBlockCoords));
|
||||
ABuffer.Read(coords[0], Length(coords) * SizeOf(TBlockCoords));
|
||||
CEDServerInstance.SendPacket(ANetState, TCompressedPacket.Create(TBlockPacket.Create(coords, ANetState)));
|
||||
end;
|
||||
|
||||
procedure OnFreeBlockPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
var
|
||||
x, y: Word;
|
||||
blockSubscriptions: TLinkedList;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alView) then Exit;
|
||||
x := ABuffer.ReadWord;
|
||||
y := ABuffer.ReadWord;
|
||||
blockSubscriptions := CEDServerInstance.Landscape.BlockSubscriptions[X, Y];
|
||||
if blockSubscriptions <> nil then
|
||||
begin
|
||||
blockSubscriptions.Delete(ANetState);
|
||||
ANetState.Subscriptions.Remove(blockSubscriptions);
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure OnNoOpPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
begin
|
||||
//no operation
|
||||
end;
|
||||
|
||||
{$WARNINGS OFF}
|
||||
var
|
||||
i: Integer;
|
||||
|
||||
initialization
|
||||
for i := 0 to $FF do
|
||||
PacketHandlers[i] := nil;
|
||||
PacketHandlers[$01] := TPacketHandler.Create(0, @OnCompressedPacket);
|
||||
PacketHandlers[$02] := TPacketHandler.Create(0, @OnConnectionHandlerPacket);
|
||||
PacketHandlers[$03] := TPacketHandler.Create(0, @OnAdminHandlerPacket);
|
||||
PacketHandlers[$04] := TPacketHandler.Create(0, @OnRequestBlocksPacket);
|
||||
PacketHandlers[$05] := TPacketHandler.Create(5, @OnFreeBlockPacket);
|
||||
//$06-$0B handled by landscape
|
||||
PacketHandlers[$0C] := TPacketHandler.Create(0, @OnClientHandlerPacket);
|
||||
//$0D handled by radarmap
|
||||
//$0E handled by landscape
|
||||
PacketHandlers[$FF] := TPacketHandler.Create(1, @OnNoOpPacket);
|
||||
finalization
|
||||
for i := 0 to $FF do
|
||||
if PacketHandlers[i] <> nil then
|
||||
PacketHandlers[i].Free;
|
||||
{$WARNINGS ON}
|
||||
end.
|
||||
|
||||
(*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License, Version 1.0 only
|
||||
* (the "License"). You may not use this file except in compliance
|
||||
* with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at
|
||||
* http://www.opensource.org/licenses/cddl1.php.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at
|
||||
* http://www.opensource.org/licenses/cddl1.php. If applicable,
|
||||
* add the following below this CDDL HEADER, with the fields enclosed
|
||||
* by brackets "[]" replaced with your own identifying * information:
|
||||
* Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*
|
||||
*
|
||||
* Portions Copyright 2007 Andreas Schneider
|
||||
*)
|
||||
unit UPacketHandlers;
|
||||
|
||||
interface
|
||||
|
||||
uses
|
||||
Classes, SysUtils, dzlib, math, UConfig, UNetState, UEnhancedMemoryStream, UEnums,
|
||||
ULinkedList, URegions;
|
||||
|
||||
type
|
||||
TPacketProcessor = procedure(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
TPacketProcessorMethod = procedure(ABuffer: TEnhancedMemoryStream; ANetState: TNetState) of object;
|
||||
|
||||
{ TPacketHandler }
|
||||
|
||||
TPacketHandler = class(TObject)
|
||||
constructor Create(ALength: Cardinal; APacketProcessor: TPacketProcessor); overload;
|
||||
constructor Create(ALength: Cardinal; APacketProcessorMethod: TPacketProcessorMethod); overload;
|
||||
procedure Process(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
protected
|
||||
FLength: Cardinal;
|
||||
FPacketProcessor: TPacketProcessor;
|
||||
FPacketProcessorMethod: TPacketProcessorMethod;
|
||||
published
|
||||
property PacketLength: Cardinal read FLength;
|
||||
end;
|
||||
|
||||
var
|
||||
PacketHandlers: array[0..$FF] of TPacketHandler;
|
||||
|
||||
function ValidateAccess(ANetState: TNetState; ALevel: TAccessLevel): Boolean; overload;
|
||||
function ValidateAccess(ANetState: TNetState; ALevel: TAccessLevel; AX, AY: Cardinal): Boolean; overload;
|
||||
procedure RegisterPacketHandler(AID: Byte; APacketHandler: TPacketHandler);
|
||||
|
||||
implementation
|
||||
|
||||
uses
|
||||
UCEDServer, UPackets, UConnectionHandling, UAdminHandling, UClientHandling;
|
||||
|
||||
function ValidateAccess(ANetState: TNetState; ALevel: TAccessLevel): Boolean;
|
||||
begin
|
||||
Result := (ANetState.Account <> nil) and (ANetState.Account.AccessLevel >= ALevel);
|
||||
end;
|
||||
|
||||
function ValidateAccess(ANetState: TNetState; ALevel: TAccessLevel; AX, AY: Cardinal): Boolean;
|
||||
var
|
||||
i,j: Word;
|
||||
region: TRegion;
|
||||
rect: TRect;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, ALevel) then Exit(False);
|
||||
if (ANetState.Account.Regions.Count = 0) or
|
||||
(ANetState.Account.AccessLevel >= alAdministrator) then Exit(True); //no restrictions
|
||||
|
||||
Result := False;
|
||||
for i := 0 to ANetState.Account.Regions.Count - 1 do
|
||||
begin
|
||||
region := Config.Regions.Find(ANetState.Account.Regions[i]);
|
||||
if region <> nil then
|
||||
begin
|
||||
for j := 0 to region.Areas.Count - 1 do
|
||||
begin
|
||||
rect := region.Areas.Rects[j];
|
||||
if InRange(AX, rect.Left, rect.Right) and
|
||||
InRange(AY, rect.Top, rect.Bottom) then
|
||||
Exit(True);
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure RegisterPacketHandler(AID: Byte; APacketHandler: TPacketHandler);
|
||||
begin
|
||||
if Assigned(PacketHandlers[AID]) then FreeAndNil(PacketHandlers[AID]);
|
||||
PacketHandlers[AID] := APacketHandler;
|
||||
end;
|
||||
|
||||
{ TPacketHandler }
|
||||
|
||||
constructor TPacketHandler.Create(ALength: Cardinal; APacketProcessor: TPacketProcessor);
|
||||
begin
|
||||
inherited Create;
|
||||
FLength := ALength;
|
||||
FPacketProcessor := APacketProcessor;
|
||||
FPacketProcessorMethod := nil;
|
||||
end;
|
||||
|
||||
constructor TPacketHandler.Create(ALength: Cardinal;
|
||||
APacketProcessorMethod: TPacketProcessorMethod);
|
||||
begin
|
||||
inherited Create;
|
||||
FLength := ALength;
|
||||
FPacketProcessor := nil;
|
||||
FPacketProcessorMethod := APacketProcessorMethod;
|
||||
end;
|
||||
|
||||
procedure TPacketHandler.Process(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
begin
|
||||
if Assigned(FPacketProcessor) then
|
||||
FPacketProcessor(ABuffer, ANetState)
|
||||
else if Assigned(FPacketProcessorMethod) then
|
||||
FPacketProcessorMethod(ABuffer, ANetState);
|
||||
end;
|
||||
|
||||
procedure OnCompressedPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
var
|
||||
uncompStream: TEnhancedMemoryStream;
|
||||
uncompBuffer: TDecompressionStream;
|
||||
targetSize: Cardinal;
|
||||
packetID: Byte;
|
||||
begin
|
||||
targetSize := ABuffer.ReadCardinal;
|
||||
uncompBuffer := TDecompressionStream.Create(ABuffer);
|
||||
uncompStream := TEnhancedMemoryStream.Create;
|
||||
try
|
||||
uncompStream.CopyFrom(uncompBuffer, targetSize);
|
||||
uncompStream.Position := 0;
|
||||
packetID := uncompStream.ReadByte;
|
||||
if PacketHandlers[packetID] <> nil then
|
||||
begin
|
||||
if PacketHandlers[PacketID].PacketLength = 0 then
|
||||
uncompStream.Position := uncompStream.Position + 4;
|
||||
uncompStream.Lock(uncompStream.Position, uncompStream.Size - uncompStream.Position);
|
||||
PacketHandlers[PacketID].Process(uncompStream, ANetState);
|
||||
uncompStream.Unlock;
|
||||
end else
|
||||
begin
|
||||
Writeln(TimeStamp, 'Dropping client due to unknown packet: ', ANetState.Socket.PeerAddress);
|
||||
ANetState.ReceiveQueue.Clear;
|
||||
CEDServerInstance.Disconnect(ANetState.Socket);
|
||||
end;
|
||||
finally
|
||||
if uncompBuffer <> nil then uncompBuffer.Free;
|
||||
if uncompStream <> nil then uncompStream.Free;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure OnRequestBlocksPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
var
|
||||
coords: TBlockCoordsArray;
|
||||
i: Integer;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alView) then Exit;
|
||||
SetLength(coords, (ABuffer.Size - ABuffer.Position) div SizeOf(TBlockCoords));
|
||||
ABuffer.Read(coords[0], Length(coords) * SizeOf(TBlockCoords));
|
||||
CEDServerInstance.SendPacket(ANetState, TCompressedPacket.Create(TBlockPacket.Create(coords, ANetState)));
|
||||
end;
|
||||
|
||||
procedure OnFreeBlockPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
var
|
||||
x, y: Word;
|
||||
blockSubscriptions: TLinkedList;
|
||||
begin
|
||||
if not ValidateAccess(ANetState, alView) then Exit;
|
||||
x := ABuffer.ReadWord;
|
||||
y := ABuffer.ReadWord;
|
||||
blockSubscriptions := CEDServerInstance.Landscape.BlockSubscriptions[X, Y];
|
||||
if blockSubscriptions <> nil then
|
||||
begin
|
||||
blockSubscriptions.Delete(ANetState);
|
||||
ANetState.Subscriptions.Remove(blockSubscriptions);
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure OnNoOpPacket(ABuffer: TEnhancedMemoryStream; ANetState: TNetState);
|
||||
begin
|
||||
//no operation
|
||||
end;
|
||||
|
||||
{$WARNINGS OFF}
|
||||
var
|
||||
i: Integer;
|
||||
|
||||
initialization
|
||||
for i := 0 to $FF do
|
||||
PacketHandlers[i] := nil;
|
||||
PacketHandlers[$01] := TPacketHandler.Create(0, @OnCompressedPacket);
|
||||
PacketHandlers[$02] := TPacketHandler.Create(0, @OnConnectionHandlerPacket);
|
||||
PacketHandlers[$03] := TPacketHandler.Create(0, @OnAdminHandlerPacket);
|
||||
PacketHandlers[$04] := TPacketHandler.Create(0, @OnRequestBlocksPacket);
|
||||
PacketHandlers[$05] := TPacketHandler.Create(5, @OnFreeBlockPacket);
|
||||
//$06-$0B handled by landscape
|
||||
PacketHandlers[$0C] := TPacketHandler.Create(0, @OnClientHandlerPacket);
|
||||
//$0D handled by radarmap
|
||||
//$0E handled by landscape
|
||||
PacketHandlers[$FF] := TPacketHandler.Create(1, @OnNoOpPacket);
|
||||
finalization
|
||||
for i := 0 to $FF do
|
||||
if PacketHandlers[i] <> nil then
|
||||
PacketHandlers[i].Free;
|
||||
{$WARNINGS ON}
|
||||
end.
|
||||
|
||||
|
|
|
|||
|
|
@ -34,7 +34,7 @@ uses
|
|||
SysUtils, Classes,
|
||||
lnetbase,
|
||||
UConfig, UCEDServer, URadarMap, ULargeScaleOperations, UPackets,
|
||||
UAdminHandling, UClientHandling, ULandscape, UPacketHandlers;
|
||||
UAdminHandling, UClientHandling, ULandscape, UPacketHandlers, URegions;
|
||||
|
||||
{$I version.inc}
|
||||
|
||||
|
|
|
|||
145
UEnums.pas
145
UEnums.pas
|
|
@ -1,70 +1,75 @@
|
|||
(*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License, Version 1.0 only
|
||||
* (the "License"). You may not use this file except in compliance
|
||||
* with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at
|
||||
* http://www.opensource.org/licenses/cddl1.php.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at
|
||||
* http://www.opensource.org/licenses/cddl1.php. If applicable,
|
||||
* add the following below this CDDL HEADER, with the fields enclosed
|
||||
* by brackets "[]" replaced with your own identifying * information:
|
||||
* Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*
|
||||
*
|
||||
* Portions Copyright 2007 Andreas Schneider
|
||||
*)
|
||||
unit UEnums;
|
||||
|
||||
{$mode objfpc}{$H+}
|
||||
|
||||
interface
|
||||
|
||||
type
|
||||
TLoginState = (lsOK = 0,
|
||||
lsInvalidUser = 1,
|
||||
lsInvalidPassword = 2,
|
||||
lsAlreadyLoggedIn = 3,
|
||||
lsNoAccess = 4);
|
||||
|
||||
TServerState = (ssRunning = 0,
|
||||
ssFrozen = 1,
|
||||
ssOther = 2);
|
||||
|
||||
TAccessLevel = (alNone = 0,
|
||||
alView = 1,
|
||||
alNormal = 2,
|
||||
alAdministrator = 255);
|
||||
|
||||
TModifyUserStatus = (muInvalidUsername = 0,
|
||||
muAdded = 1,
|
||||
muModified = 2);
|
||||
|
||||
TDeleteUserStatus = (duNotFound = 0,
|
||||
duDeleted = 1);
|
||||
|
||||
function GetAccessLevelString(AAccessLevel: TAccessLevel): string;
|
||||
|
||||
implementation
|
||||
|
||||
function GetAccessLevelString(AAccessLevel: TAccessLevel): string;
|
||||
begin
|
||||
Result := '';
|
||||
case AAccessLevel of
|
||||
alNone: Result := 'None';
|
||||
alView: Result := 'Viewer';
|
||||
alNormal: Result := 'Normal';
|
||||
alAdministrator: Result := 'Administrator';
|
||||
end;
|
||||
end;
|
||||
|
||||
end.
|
||||
(*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License, Version 1.0 only
|
||||
* (the "License"). You may not use this file except in compliance
|
||||
* with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at
|
||||
* http://www.opensource.org/licenses/cddl1.php.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at
|
||||
* http://www.opensource.org/licenses/cddl1.php. If applicable,
|
||||
* add the following below this CDDL HEADER, with the fields enclosed
|
||||
* by brackets "[]" replaced with your own identifying * information:
|
||||
* Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*
|
||||
*
|
||||
* Portions Copyright 2007 Andreas Schneider
|
||||
*)
|
||||
unit UEnums;
|
||||
|
||||
{$mode objfpc}{$H+}
|
||||
|
||||
interface
|
||||
|
||||
type
|
||||
TLoginState = (lsOK = 0,
|
||||
lsInvalidUser = 1,
|
||||
lsInvalidPassword = 2,
|
||||
lsAlreadyLoggedIn = 3,
|
||||
lsNoAccess = 4);
|
||||
|
||||
TServerState = (ssRunning = 0,
|
||||
ssFrozen = 1,
|
||||
ssOther = 2);
|
||||
|
||||
TAccessLevel = (alNone = 0,
|
||||
alView = 1,
|
||||
alNormal = 2,
|
||||
alAdministrator = 255);
|
||||
|
||||
TModifyUserStatus = (muInvalidUsername = 0,
|
||||
muAdded = 1,
|
||||
muModified = 2);
|
||||
|
||||
TDeleteUserStatus = (duNotFound = 0,
|
||||
duDeleted = 1);
|
||||
|
||||
TModifyRegionStatus = (mrAdded = 0,
|
||||
mrModified = 1);
|
||||
TDeleteRegionStatus = (drNotFound = 0,
|
||||
drDeleted = 1);
|
||||
|
||||
function GetAccessLevelString(AAccessLevel: TAccessLevel): string;
|
||||
|
||||
implementation
|
||||
|
||||
function GetAccessLevelString(AAccessLevel: TAccessLevel): string;
|
||||
begin
|
||||
Result := '';
|
||||
case AAccessLevel of
|
||||
alNone: Result := 'None';
|
||||
alView: Result := 'Viewer';
|
||||
alNormal: Result := 'Normal';
|
||||
alAdministrator: Result := 'Administrator';
|
||||
end;
|
||||
end;
|
||||
|
||||
end.
|
||||
|
|
|
|||
|
|
@ -0,0 +1,100 @@
|
|||
(*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License, Version 1.0 only
|
||||
* (the "License"). You may not use this file except in compliance
|
||||
* with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at
|
||||
* http://www.opensource.org/licenses/cddl1.php.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at
|
||||
* http://www.opensource.org/licenses/cddl1.php. If applicable,
|
||||
* add the following below this CDDL HEADER, with the fields enclosed
|
||||
* by brackets "[]" replaced with your own identifying * information:
|
||||
* Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*
|
||||
*
|
||||
* Portions Copyright 2008 Andreas Schneider
|
||||
*)
|
||||
unit URectList;
|
||||
|
||||
{$mode objfpc}{$H+}
|
||||
|
||||
interface
|
||||
|
||||
uses
|
||||
SysUtils,Classes;
|
||||
|
||||
type
|
||||
TRectList = class(TList)
|
||||
protected
|
||||
function GetRect(AIndex: Integer): TRect;
|
||||
procedure SetRect(AIndex: Integer; ARect: TRect);
|
||||
public
|
||||
function Add(ALeft, ATop, ARight, ABottom: Integer): Integer;
|
||||
procedure Clear; override;
|
||||
procedure Delete(AIndex: Integer); reintroduce;
|
||||
property Rects[Index: Integer]: TRect read GetRect write SetRect;
|
||||
end;
|
||||
PRect = ^TRect;
|
||||
|
||||
implementation
|
||||
|
||||
{ TRectList }
|
||||
|
||||
function TRectList.GetRect(AIndex: Integer): TRect;
|
||||
begin
|
||||
Result := PRect(Items[AIndex])^;
|
||||
end;
|
||||
|
||||
procedure TRectList.SetRect(AIndex: Integer; ARect: TRect);
|
||||
var
|
||||
internalRect: PRect;
|
||||
begin
|
||||
internalRect := Items[AIndex];
|
||||
System.Move(ARect, internalRect^, SizeOf(TRect));
|
||||
end;
|
||||
|
||||
function TRectList.Add(ALeft, ATop, ARight, ABottom: Integer): Integer;
|
||||
var
|
||||
internalRect: PRect;
|
||||
begin
|
||||
new(internalRect);
|
||||
internalRect^.Left := ALeft;
|
||||
internalRect^.Top := ATop;
|
||||
internalRect^.Right := ARight;
|
||||
internalRect^.Bottom := ABottom;
|
||||
Result := inherited Add(internalRect);
|
||||
end;
|
||||
|
||||
procedure TRectList.Clear;
|
||||
var
|
||||
i: Integer;
|
||||
internalRect: PRect;
|
||||
begin
|
||||
for i := 0 to Count - 1 do
|
||||
begin
|
||||
internalRect := Items[i];
|
||||
dispose(internalRect);
|
||||
end;
|
||||
inherited;
|
||||
end;
|
||||
|
||||
procedure TRectList.Delete(AIndex: Integer);
|
||||
var
|
||||
internalRect: PRect;
|
||||
begin
|
||||
internalRect := Items[AIndex];
|
||||
dispose(internalRect);
|
||||
inherited Delete(AIndex);
|
||||
end;
|
||||
|
||||
end.
|
||||
|
||||
|
|
@ -37,6 +37,7 @@ type
|
|||
{ TXmlHelper }
|
||||
|
||||
TXmlHelper = class(TObject)
|
||||
class function FindChild(AParent: TDOMElement; AName: string): TDOMElement;
|
||||
class function AssureElement(AParent: TDOMElement; AName: string): TDOMElement;
|
||||
class procedure WriteString(AParent: TDOMElement; AName, AValue: string);
|
||||
class function ReadString(AParent: TDOMElement; AName, ADefault: string): string;
|
||||
|
|
@ -52,10 +53,30 @@ implementation
|
|||
|
||||
{ TXmlHelper }
|
||||
|
||||
class function TXmlHelper.AssureElement(AParent: TDOMElement; AName: string): TDOMElement;
|
||||
class function TXmlHelper.FindChild(AParent: TDOMElement; AName: string): TDOMElement;
|
||||
var
|
||||
i: Integer;
|
||||
nodeList: TDOMNodeList;
|
||||
begin
|
||||
Result := TDOMElement(AParent.FindNode(AName));
|
||||
if not assigned(Result) then
|
||||
Result := nil;
|
||||
nodeList := AParent.GetChildNodes;
|
||||
i := 0;
|
||||
while (Result = nil) and (i < nodeList.Count) do
|
||||
begin
|
||||
if nodeList.Item[i].NodeName = AName then
|
||||
Result := TDOMElement(nodeList[i]);
|
||||
inc(i);
|
||||
end;
|
||||
nodeList.Free;
|
||||
end;
|
||||
|
||||
class function TXmlHelper.AssureElement(AParent: TDOMElement; AName: string): TDOMElement;
|
||||
var
|
||||
i: Integer;
|
||||
nodeList: TDOMNodeList;
|
||||
begin
|
||||
Result := FindChild(AParent, AName);
|
||||
if Result = nil then
|
||||
begin
|
||||
Result := AParent.OwnerDocument.CreateElement(AName);
|
||||
AParent.AppendChild(Result);
|
||||
|
|
@ -77,7 +98,7 @@ class function TXmlHelper.ReadString(AParent: TDOMElement; AName, ADefault: stri
|
|||
var
|
||||
element: TDOMElement;
|
||||
begin
|
||||
element := TDOMElement(AParent.FindNode(AName));
|
||||
element := FindChild(AParent, AName);
|
||||
if assigned(element) and assigned(element.FirstChild) then
|
||||
Result := TDOMText(element.FirstChild).Data
|
||||
else
|
||||
|
|
@ -125,7 +146,7 @@ var
|
|||
element: TDOMElement;
|
||||
tempX, tempY: Integer;
|
||||
begin
|
||||
element := TDOMElement(AParent.FindNode(AName));
|
||||
element := FindChild(AParent, AName);
|
||||
Result := assigned(element) and TryStrToInt(element.AttribStrings['x'], tempX)
|
||||
and TryStrToInt(element.AttribStrings['y'], tempY);
|
||||
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
const
|
||||
ProductVersion = '0.3.6';
|
||||
ProtocolVersion = 5;
|
||||
ProductVersion = '0.3.7';
|
||||
ProtocolVersion = 6;
|
||||
Revision = '41';
|
||||
Copyright = '2008 Andreas Schneider';
|
||||
|
|
|
|||
Loading…
Reference in New Issue