| 12 |
|
FDataAccess: TObject; |
| 13 |
|
function GetFileCount: Integer; |
| 14 |
|
function GetFileById(Id: Integer): TFile; |
| 15 |
– |
function GetExt(Ext: String): TExtension; |
| 16 |
– |
procedure AddExt(Ext: String); |
| 15 |
|
private |
| 18 |
– |
procedure InitExts; |
| 16 |
|
public |
| 17 |
|
constructor Create(ConnectionID: Integer; DataAccess: TObject); |
| 21 |
– |
procedure InitExtFiles(Ext: String); |
| 18 |
|
procedure InitFile(id: Integer); |
| 19 |
|
procedure InitFileFields(id: Integer); |
| 20 |
|
|
| 21 |
|
property Root: TExtensions read FRoot; |
| 26 |
– |
property RootExt[Ext: String]: TExtension read GetExt; |
| 22 |
|
property FileCount: Integer read GetFileCount; |
| 23 |
|
property FileById[Id: Integer]: TFile read GetFileById; |
| 24 |
|
end; |
| 27 |
|
|
| 28 |
|
uses |
| 29 |
|
Classes, ConnectionManager, Access_OniArchive, TypeDefs, |
| 30 |
< |
Dialogs, SysUtils, StrUtils, DataAccess; |
| 30 |
> |
Dialogs, SysUtils, StrUtils, DataAccess, _Extensions; |
| 31 |
|
|
| 32 |
|
{ TFileManager } |
| 33 |
|
|
| 36 |
|
FConnectionID := ConnectionID; |
| 37 |
|
FDataAccess := DataAccess; |
| 38 |
|
SetLength(FFiles, TDataAccess(DataAccess).GetFileCount); |
| 39 |
< |
InitExts; |
| 39 |
> |
FRoot := TExtensions.Create(DataAccess, ConnectionID); |
| 40 |
|
end; |
| 41 |
|
|
| 47 |
– |
function TMetaManager.GetExt(Ext: String): TExtension; |
| 48 |
– |
var |
| 49 |
– |
i: Integer; |
| 50 |
– |
begin |
| 51 |
– |
Result := nil; |
| 52 |
– |
if Length(FRoot) > 0 then |
| 53 |
– |
for i := 0 to High(FRoot) do |
| 54 |
– |
if FRoot[i].Ext = Ext then |
| 55 |
– |
begin |
| 56 |
– |
Result := FRoot[i]; |
| 57 |
– |
Break; |
| 58 |
– |
end; |
| 59 |
– |
end; |
| 60 |
– |
|
| 61 |
– |
procedure TMetaManager.AddExt(Ext: String); |
| 62 |
– |
var |
| 63 |
– |
i: Integer; |
| 64 |
– |
begin |
| 65 |
– |
SetLength(FRoot, Length(FRoot) + 1); |
| 66 |
– |
for i := High(FRoot) downto 1 do |
| 67 |
– |
begin |
| 68 |
– |
if FRoot[i-1].Ext < Ext then |
| 69 |
– |
begin |
| 70 |
– |
FRoot[i] := TExtension.Create(FConnectionID, Ext); |
| 71 |
– |
Break; |
| 72 |
– |
end |
| 73 |
– |
else |
| 74 |
– |
FRoot[i] := FRoot[i-1]; |
| 75 |
– |
end; |
| 76 |
– |
if i = 0 then |
| 77 |
– |
FRoot[0] := TExtension.Create(FConnectionID, Ext); |
| 78 |
– |
end; |
| 42 |
|
|
| 43 |
|
function TMetaManager.GetFileById(Id: Integer): TFile; |
| 44 |
|
begin |
| 45 |
+ |
InitFile(Id); |
| 46 |
|
Result := FFiles[Id]; |
| 47 |
|
end; |
| 48 |
|
|
| 93 |
|
end; |
| 94 |
|
end; |
| 95 |
|
|
| 132 |
– |
procedure TMetaManager.InitExtFiles(Ext: String); |
| 133 |
– |
var |
| 134 |
– |
files: TStrings; |
| 135 |
– |
i: Integer; |
| 136 |
– |
typei: Integer; |
| 137 |
– |
fid: Integer; |
| 138 |
– |
finfo: TFileInfo; |
| 139 |
– |
begin |
| 140 |
– |
if ConManager.Connection[FConnectionID] is TAccess_OniArchive then |
| 141 |
– |
TAccess_OniArchive(ConManager.Connection[FConnectionID]).UnloadWhenUnused := False; |
| 142 |
– |
files := TStringList.Create; |
| 143 |
– |
files := ConManager.Connection[FConnectionID].GetFilesList('', '', False, ST_IDAsc); |
| 144 |
– |
SetLength(FFiles, ConManager.Connection[FConnectionID].GetFileCount); |
| 145 |
– |
for i := 0 to High(FFiles) do |
| 146 |
– |
FFiles[i] := nil; |
| 147 |
– |
if files.Count > 0 then |
| 148 |
– |
begin |
| 149 |
– |
for i := 0 to files.Count - 1 do |
| 150 |
– |
begin |
| 151 |
– |
fid := StrToInt(MidStr(files.Strings[i], 1, 5)); |
| 152 |
– |
finfo := ConManager.Connection[FConnectionID].GetFileInfo(fid); |
| 153 |
– |
if Length(finfo.Name) > 0 then |
| 154 |
– |
begin |
| 155 |
– |
if finfo.Size > 0 then |
| 156 |
– |
begin |
| 157 |
– |
for typei := 0 to High(FileDescs) do |
| 158 |
– |
begin |
| 159 |
– |
if FileDescs[typei].ext = finfo.Extension then |
| 160 |
– |
begin |
| 161 |
– |
FFiles[fid] := TFileClass(FileDescs[typei].ftype).Create(FConnectionID, fid); |
| 162 |
– |
Break; |
| 163 |
– |
end; |
| 164 |
– |
end; |
| 165 |
– |
end |
| 166 |
– |
else |
| 167 |
– |
FFiles[fid] := TFile_Empty.Create(FConnectionID, fid); |
| 168 |
– |
end; |
| 169 |
– |
end; |
| 170 |
– |
end; |
| 171 |
– |
files.Free; |
| 172 |
– |
if ConManager.Connection[FConnectionID] is TAccess_OniArchive then |
| 173 |
– |
TAccess_OniArchive(ConManager.Connection[FConnectionID]).UnloadWhenUnused := True; |
| 174 |
– |
end; |
| 175 |
– |
|
| 176 |
– |
procedure TMetaManager.InitExts; |
| 177 |
– |
var |
| 178 |
– |
files: TStrings; |
| 179 |
– |
i: Integer; |
| 180 |
– |
fid: Integer; |
| 181 |
– |
finfo: TFileInfo; |
| 182 |
– |
begin |
| 183 |
– |
files := TStringList.Create; |
| 184 |
– |
files := TDataAccess(FDataAccess).GetFilesList('', '', False, ST_IDAsc); |
| 185 |
– |
SetLength(FRoot, 0); |
| 186 |
– |
if files.Count > 0 then |
| 187 |
– |
begin |
| 188 |
– |
for i := 0 to files.Count - 1 do |
| 189 |
– |
begin |
| 190 |
– |
fid := StrToInt(MidStr(files.Strings[i], 1, 5)); |
| 191 |
– |
finfo := TDataAccess(FDataAccess).GetFileInfo(fid); |
| 192 |
– |
if Length(finfo.Name) > 0 then |
| 193 |
– |
if not Assigned(GetExt(finfo.Extension)) then |
| 194 |
– |
AddExt(finfo.Extension); |
| 195 |
– |
end; |
| 196 |
– |
end; |
| 197 |
– |
files.Free; |
| 198 |
– |
end; |
| 199 |
– |
|
| 96 |
|
end. |