Componentes.Terceros.jcl/official/1.96/source/common/JclEDITranslators.pas

398 lines
16 KiB
ObjectPascal

{**************************************************************************************************}
{ }
{ Project JEDI Code Library (JCL) }
{ }
{ The contents of this file are subject to the Mozilla Public License Version 1.1 (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.mozilla.org/MPL/ }
{ }
{ Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF }
{ ANY KIND, either express or implied. See the License for the specific language governing rights }
{ and limitations under the License. }
{ }
{ The Original Code is JclEDITranslators.pas. }
{ }
{ The Initial Developer of the Original Code is Raymond Alexander. }
{ Portions created by Raymond Alexander are Copyright Raymond Alexander. All rights reserved. }
{ }
{ Contributor(s): }
{ Raymond Alexander, Robert Marquardt, Robert Rossmair }
{ }
{**************************************************************************************************}
{ }
{ EDI Translators Unit for classes that translate EDI objects from one format to another. }
{ }
{ This unit is still in development }
{ }
{ Unit owner: Raymond Alexander }
{ Last created: October 2, 2003 }
{ Additional Info: }
{ E-Mail at RaysDelphiBox3 att hotmail dott com }
{ For latest EDI specific demos see http://sourceforge.net/projects/edisdk }
{ See home page for latest news & events and online help. }
{ }
{**************************************************************************************************}
// $Id: JclEDITranslators.pas,v 1.14 2005/02/24 16:34:39 marquardt Exp $
unit JclEDITranslators;
{$I jcl.inc}
{$IFDEF SUPPORTS_WEAKPACKAGEUNIT}
{$WEAKPACKAGEUNIT ON}
{$ENDIF SUPPORTS_WEAKPACKAGEUNIT}
interface
uses
SysUtils,
JclEDI, JclEDI_ANSIX12, JclEDISEF;
type
TEDISpecToSEFTranslator = class(TEDIObject)
public
constructor Create;
destructor Destroy; override;
function TranslateToSEFElement(ElementSpec: TEDIElementSpec;
Parent: TEDISEFFile): TEDISEFElement; overload;
function TranslateToSEFElement(ElementSpec: TEDIElementSpec;
Parent: TEDISEFSegment): TEDISEFElement; overload;
procedure TranslateToSEFElementTEXTSETS(ElementSpec: TEDIElementSpec;
SEFElement: TEDISEFElement);
function TranslateToSEFSegment(SegmentSpec: TEDISegmentSpec;
Parent: TEDISEFFile): TEDISEFSegment; overload;
function TranslateToSEFSegment(SegmentSpec: TEDISegmentSpec;
Parent: TEDISEFTable): TEDISEFSegment; overload;
function TranslateToSEFSegment(SegmentSpec: TEDISegmentSpec;
Parent: TEDISEFLoop): TEDISEFSegment; overload;
procedure TranslateToSEFSegmentTEXTSETS(SegmentSpec: TEDISegmentSpec;
SEFSegment: TEDISEFSegment);
function TranslateToSEFSet(TransactionSetSpec: TEDITransactionSetSpec;
Parent: TEDISEFFile): TEDISEFSet;
procedure TranslateLoopToSEFSet(StackRecord: TEDILoopStackRecord;
SegmentId, OwnerLoopId, ParentLoopId: string; var EDIObject: TEDIObject);
function TranslateToSEFFile(ICSpec: TEDIInterchangeControlSpec): TEDISEFFile;
end;
TEDISEFToSpecTranslator = class(TEDIObject)
public
constructor Create;
destructor Destroy; override;
end;
implementation
uses
JclStrings;
//=== { TEDISpecToSEFTranslator } ============================================
constructor TEDISpecToSEFTranslator.Create;
begin
inherited Create;
end;
destructor TEDISpecToSEFTranslator.Destroy;
begin
inherited Destroy;
end;
function TEDISpecToSEFTranslator.TranslateToSEFElement(ElementSpec: TEDIElementSpec;
Parent: TEDISEFFile): TEDISEFElement;
begin
Result := TEDISEFElement.Create(Parent);
Result.Id := ElementSpec.Id;
Result.ElementType := ElementSpec.ElementType;
Result.MinimumLength := ElementSpec.MinimumLength;
Result.MaximumLength := ElementSpec.MaximumLength;
end;
function TEDISpecToSEFTranslator.TranslateToSEFElement(ElementSpec: TEDIElementSpec;
Parent: TEDISEFSegment): TEDISEFElement;
var
ListItem: TEDISEFDataObjectListItem;
begin
Result := TEDISEFElement.Create(Parent);
Result.Id := ElementSpec.Id;
ListItem := Parent.SEFFile.ELMS.FindItemByName(ElementSpec.Id);
if ListItem <> nil then
Result.Assign(TEDISEFElement(ListItem.EDISEFDataObject))
else
begin
Result.ElementType := ElementSpec.ElementType;
Result.MinimumLength := ElementSpec.MinimumLength;
Result.MaximumLength := ElementSpec.MaximumLength;
Result.RequirementDesignator := ElementSpec.RequirementDesignator;
end;
end;
function TEDISpecToSEFTranslator.TranslateToSEFSegment(SegmentSpec: TEDISegmentSpec;
Parent: TEDISEFFile): TEDISEFSegment;
var
E: Integer;
ElementSpec: TEDIElementSpec;
SEFElement: TEDISEFElement;
begin
Result := TEDISEFSegment.Create(Parent);
Result.Id := SegmentSpec.Id;
Result.RequirementDesignator := SegmentSpec.RequirementDesignator;
Result.MaximumUse := SegmentSpec.MaximumUsage;
for E := 0 to SegmentSpec.ElementCount - 1 do
begin
ElementSpec := TEDIElementSpec(SegmentSpec[E]);
SEFElement := TranslateToSEFElement(ElementSpec, Result);
Result.Elements.Add(SEFElement);
end;
end;
function TEDISpecToSEFTranslator.TranslateToSEFSegment(SegmentSpec: TEDISegmentSpec;
Parent: TEDISEFTable): TEDISEFSegment;
var
ListItem: TEDISEFDataObjectListItem;
begin
Result := TEDISEFSegment.Create(Parent);
Result.Id := SegmentSpec.Id;
ListItem := Parent.SEFFile.SEGS.FindItemByName(SegmentSpec.Id);
if ListItem <> nil then
Result.Assign(TEDISEFSegment(ListItem.EDISEFDataObject))
else
begin
Result.RequirementDesignator := SegmentSpec.RequirementDesignator;
Result.MaximumUse := SegmentSpec.MaximumUsage;
end;
end;
function TEDISpecToSEFTranslator.TranslateToSEFSegment(SegmentSpec: TEDISegmentSpec;
Parent: TEDISEFLoop): TEDISEFSegment;
var
ListItem: TEDISEFDataObjectListItem;
begin
Result := TEDISEFSegment.Create(Parent);
Result.Id := SegmentSpec.Id;
ListItem := Parent.SEFFile.SEGS.FindItemByName(SegmentSpec.Id);
if ListItem <> nil then
Result.Assign(TEDISEFSegment(ListItem.EDISEFDataObject))
else
begin
Result.RequirementDesignator := SegmentSpec.RequirementDesignator;
Result.MaximumUse := SegmentSpec.MaximumUsage;
end;
end;
procedure TEDISpecToSEFTranslator.TranslateLoopToSEFSet(StackRecord: TEDILoopStackRecord;
SegmentId, OwnerLoopId, ParentLoopId: string; var EDIObject: TEDIObject);
var
SEFLoop: TEDISEFLoop;
begin
if StackRecord.EDIObject is TEDISEFDataObjectGroup then
begin
SEFLoop := TEDISEFLoop.Create(TEDISEFDataObject(StackRecord.EDIObject));
SEFLoop.Id := SegmentId;
TEDISEFDataObjectGroup(StackRecord.EDIObject).EDISEFDataObjects.Add(SEFLoop);
EDIObject := SEFLoop;
end;
end;
function TEDISpecToSEFTranslator.TranslateToSEFSet(TransactionSetSpec: TEDITransactionSetSpec;
Parent: TEDISEFFile): TEDISEFSet;
var
S: Integer;
SegmentSpec: TEDISegmentSpec;
PrevSegmentSpec: TEDISegmentSpec;
SEFSegment: TEDISEFSegment;
SEFTable: TEDISEFTable;
SEFLoop: TEDISEFLoop;
LS: TEDILoopStack;
LSR: TEDILoopStackRecord;
begin
Result := TEDISEFSet.Create(Parent);
Result.Id := TransactionSetSpec.Id;
LS := TEDILoopStack.Create;
try
LS.OnAddLoop := TranslateLoopToSEFSet;
//
for S := 0 to TransactionSetSpec.SegmentCount - 1 do
begin
SegmentSpec := TEDISegmentSpec(TransactionSetSpec[S]);
if S = 0 then
begin
// Initialize the stack
SEFTable := TEDISEFTable.Create(Result);
Result.EDISEFDataObjects.Add(SEFTable);
LSR := LS.ValidateLoopStack(SegmentSpec.SegmentID, NA_LoopId, NA_LoopId, 0, SEFTable);
end
else
begin
// Check to see if the sections have changed
PrevSegmentSpec := TEDISegmentSpec(TransactionSetSpec[S-1]);
if SegmentSpec.Section <> PrevSegmentSpec.Section then
begin
// Create new table for new section
SEFTable := TEDISEFTable.Create(Result);
Result.EDISEFDataObjects.Add(SEFTable);
// Re-initialize the stack
LS.Pop(1);
LS.UpdateStackObject(SEFTable);
LSR := LS.ValidateLoopStack(SegmentSpec.SegmentID, SegmentSpec.OwnerLoopId,
SegmentSpec.ParentLoopId, 0, LSR.EDIObject);
end
else
begin
LSR := LS.ValidateLoopStack(SegmentSpec.SegmentID, SegmentSpec.OwnerLoopId,
SegmentSpec.ParentLoopId, 0, LSR.EDIObject);
end;
end;
// Debug - Keep the following line here in case someone wants to debug what happens to the stack.
// ShowMessage('Current Spec Segment: [' + IntToStr(S) + '] ' + SegmentSpec.SegmentID + #13#10 +
// LS.Debug);
// Add objects to proper owners
if LSR.EDIObject is TEDISEFTable then
begin
SEFTable := TEDISEFTable(LSR.EDIObject);
SEFSegment := TranslateToSEFSegment(SegmentSpec, SEFTable);
SEFTable.EDISEFDataObjects.Add(SEFSegment);
SEFSegment.ParentSet.AssignSegmentOrdinals;
TranslateToSEFSegmentTEXTSETS(SegmentSpec, SEFSegment);
end
else
if LSR.EDIObject is TEDISEFLoop then
begin
SEFLoop := TEDISEFLoop(LSR.EDIObject);
SEFSegment := TranslateToSEFSegment(SegmentSpec, SEFLoop);
SEFLoop.EDISEFDataObjects.Add(SEFSegment);
SEFSegment.ParentSet.AssignSegmentOrdinals;
TranslateToSEFSegmentTEXTSETS(SegmentSpec, SEFSegment);
end;
end;
finally
LS.Free;
end;
end;
function TEDISpecToSEFTranslator.TranslateToSEFFile(ICSpec: TEDIInterchangeControlSpec): TEDISEFFile;
var
F, T, S, E: Integer;
ElementList: TEDIObjectList;
SegmentSpec: TEDISegmentSpec;
ElementSpec: TEDIElementSpec;
TransactionSetSpec: TEDITransactionSetSpec;
begin
Result := TEDISEFFile.Create(nil);
ElementList := TEDIObjectList.Create(False);
try
//Fill Element Dictionary
for F := 0 to ICSpec.FunctionalGroupCount - 1 do
for T := 0 to ICSpec[F].TransactionSetCount - 1 do
for S := 0 to ICSpec[F][T].SegmentCount - 1 do
begin
SegmentSpec := TEDISegmentSpec(ICSpec[F][T][S]);
for E := 0 to SegmentSpec.ElementCount - 1 do
begin
ElementSpec := TEDIElementSpec(SegmentSpec[E]);
if Result.ELMS.FindItemByName(ElementSpec.Id) = nil then
Result.ELMS.Add(TranslateToSEFElement(ElementSpec, Result))
else
begin
//raise Exception.Create('Element Repeated - Incompatible File');
end;
end;
end;
//Fill Segment Dictionary
for F := 0 to ICSpec.FunctionalGroupCount - 1 do
for T := 0 to ICSpec[F].TransactionSetCount - 1 do
for S := 0 to ICSpec[F][T].SegmentCount - 1 do
begin
SegmentSpec := TEDISegmentSpec(ICSpec[F][T][S]);
if Result.SEGS.FindItemByName(SegmentSpec.Id) = nil then
Result.SEGS.Add(TranslateToSEFSegment(SegmentSpec, Result))
else
begin
//raise Exception.Create('Segment Repeated - Incompatible File');
end;
end;
//Fill Transaction Set Dictionary
for F := 0 to ICSpec.FunctionalGroupCount - 1 do
for T := 0 to ICSpec[F].TransactionSetCount - 1 do
for S := 0 to ICSpec[F][T].SegmentCount - 1 do
begin
TransactionSetSpec := TEDITransactionSetSpec(ICSpec[F][T]);
if Result.SETS.FindItemByName(TransactionSetSpec.Id) = nil then
Result.SETS.Add(TranslateToSEFSet(TransactionSetSpec, Result))
else
begin
//raise Exception.Create('Segment Repeated - Incompatible File');
end;
end;
finally
ElementList.Free;
end;
end;
procedure TEDISpecToSEFTranslator.TranslateToSEFElementTEXTSETS(ElementSpec: TEDIElementSpec;
SEFElement: TEDISEFElement);
var
Location: string;
Data: string;
begin
Location := SEFElement.GetTextSetsLocation;
Data := ElementSpec.Notes;
Data := JclEDI.StringReplace(Data, AnsiCrLf, SEFTextCRLF, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiCarriageReturn, SEFTextCR, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiLineFeed, SEFTextLF, [rfReplaceAll]);
SEFElement.TEXTSETS.SetText(SEFElement.SEFFile, Location, SEFTextSetsCode_Elm0, Data);
Data := ElementSpec.Description;
Data := JclEDI.StringReplace(Data, AnsiCrLf, SEFTextCRLF, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiCarriageReturn, SEFTextCR, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiLineFeed, SEFTextLF, [rfReplaceAll]);
SEFElement.TEXTSETS.SetText(SEFElement.SEFFile, Location, SEFTextSetsCode_Elm2, Data);
end;
procedure TEDISpecToSEFTranslator.TranslateToSEFSegmentTEXTSETS(SegmentSpec: TEDISegmentSpec;
SEFSegment: TEDISEFSegment);
var
Location: string;
E: Integer;
ElementSpec: TEDIElementSpec;
SEFElement: TEDISEFElement;
Data: string;
begin
Location := SEFSegment.GetTextSetsLocation;
Data := SegmentSpec.Description;
Data := JclEDI.StringReplace(Data, AnsiCrLf, SEFTextCRLF, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiCarriageReturn, SEFTextCR, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiLineFeed, SEFTextLF, [rfReplaceAll]);
SEFSegment.TEXTSETS.SetText(SEFSegment.SEFFile, Location, SEFTextSetsCode_Seg3, Data);
Data := SegmentSpec.Notes;
Data := JclEDI.StringReplace(Data, AnsiCrLf, SEFTextCRLF, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiCarriageReturn, SEFTextCR, [rfReplaceAll]);
Data := JclEDI.StringReplace(Data, AnsiLineFeed, SEFTextLF, [rfReplaceAll]);
SEFSegment.TEXTSETS.SetText(SEFSegment.SEFFile, Location, SEFTextSetsCode_Seg4, Data);
SEFSegment.AssignElementOrdinals;
for E := 0 to SegmentSpec.ElementCount - 1 do
begin
ElementSpec := TEDIElementSpec(SegmentSpec[E]);
SEFElement := TEDISEFElement(SEFSegment[E]);
TranslateToSEFElementTEXTSETS(ElementSpec, SEFElement);
end;
end;
//=== { TEDISEFToSpecTranslator } ============================================
constructor TEDISEFToSpecTranslator.Create;
begin
inherited Create;
end;
destructor TEDISEFToSpecTranslator.Destroy;
begin
inherited Destroy;
end;
end.