1 // Created on: 2001-07-09
2 // Created by: Julia DOROVSKIKH
3 // Copyright (c) 2001-2014 OPEN CASCADE SAS
5 // This file is part of Open CASCADE Technology software library.
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
17 #include <CDM_Application.hxx>
18 #include <CDM_Document.hxx>
19 #include <Message.hxx>
20 #include <Message_Messenger.hxx>
21 #include <Message_ProgressScope.hxx>
22 #include <LDOM_DocumentType.hxx>
23 #include <LDOM_LDOMImplementation.hxx>
24 #include <LDOM_XmlWriter.hxx>
25 #include <OSD_Environment.hxx>
26 #include <OSD_File.hxx>
27 #include <OSD_FileSystem.hxx>
29 #include <PCDM_ReadWriter.hxx>
30 #include <Standard_ErrorHandler.hxx>
31 #include <Standard_Failure.hxx>
32 #include <Standard_Type.hxx>
33 #include <Storage_Data.hxx>
34 #include <TCollection_AsciiString.hxx>
35 #include <TCollection_ExtendedString.hxx>
36 #include <TColStd_SequenceOfAsciiString.hxx>
37 #include <TDocStd_Document.hxx>
38 #include <XmlLDrivers.hxx>
39 #include <XmlLDrivers_DocumentStorageDriver.hxx>
40 #include <XmlLDrivers_NamespaceDef.hxx>
42 #include <XmlMDF_ADriverTable.hxx>
43 #include <XmlObjMgt.hxx>
44 #include <XmlObjMgt_Document.hxx>
45 #include <XmlObjMgt_SRelocationTable.hxx>
48 IMPLEMENT_STANDARD_RTTIEXT(XmlLDrivers_DocumentStorageDriver,PCDM_StorageDriver)
50 #define STORAGE_VERSION "STORAGE_VERSION: "
51 #define REFERENCE_COUNTER "REFERENCE_COUNTER: "
52 #define MODIFICATION_COUNTER "MODIFICATION_COUNTER: "
53 #define START_REF "START_REF"
54 #define END_REF "END_REF"
56 #define FAILSTR "Failed to write xsi:schemaLocation : "
59 static void take_time (const Standard_Integer, const char *,
60 const Handle(Message_Messenger)&)
67 //=======================================================================
68 //function : XmlLDrivers_DocumentStorageDriver
69 //purpose : Constructor
70 //=======================================================================
71 XmlLDrivers_DocumentStorageDriver::XmlLDrivers_DocumentStorageDriver
72 (const TCollection_ExtendedString& theCopyright)
73 : myCopyright (theCopyright)
77 //=======================================================================
78 //function : AddNamespace
80 //=======================================================================
82 void XmlLDrivers_DocumentStorageDriver::AddNamespace
83 (const TCollection_AsciiString& thePrefix,
84 const TCollection_AsciiString& theURI)
86 for (Standard_Integer i = 1; i <= mySeqOfNS.Length(); i++)
87 if (thePrefix == mySeqOfNS(i).Prefix()) return;
88 mySeqOfNS.Append (XmlLDrivers_NamespaceDef(thePrefix, theURI));
91 //=======================================================================
94 //=======================================================================
95 void XmlLDrivers_DocumentStorageDriver::Write (const Handle(CDM_Document)& theDocument,
96 const TCollection_ExtendedString& theFileName,
97 const Message_ProgressRange& theRange)
99 myFileName = theFileName;
101 const Handle(OSD_FileSystem)& aFileSystem = OSD_FileSystem::DefaultFileSystem();
102 std::shared_ptr<std::ostream> aFileStream = aFileSystem->OpenOStream (theFileName, std::ios::out);
103 if (aFileStream.get() != NULL && aFileStream->good())
105 Write (theDocument, *aFileStream, theRange);
109 SetIsError (Standard_True);
110 SetStoreStatus(PCDM_SS_WriteFailure);
112 TCollection_ExtendedString aMsg = TCollection_ExtendedString("Error: the file ") +
113 theFileName + " cannot be opened for writing";
115 theDocument->Application()->MessageDriver()->Send (aMsg.ToExtString(), Message_Fail);
116 throw Standard_Failure("File cannot be opened for writing");
120 //=======================================================================
123 //=======================================================================
124 void XmlLDrivers_DocumentStorageDriver::Write (const Handle(CDM_Document)& theDocument,
125 Standard_OStream& theOStream,
126 const Message_ProgressRange& theRange)
128 Handle(Message_Messenger) aMessageDriver = theDocument->Application()->MessageDriver();
129 ::take_time (~0, " +++++ Start STORAGE procedures ++++++", aMessageDriver);
131 // Create new DOM_Document
132 XmlObjMgt_Document aDOMDoc = XmlObjMgt_Document::createDocument ("document");
134 // Fill the document with data
135 XmlObjMgt_Element anElement = aDOMDoc.getDocumentElement();
137 if (WriteToDomDocument (theDocument, anElement, theRange) == Standard_False) {
139 LDOM_XmlWriter aWriter;
140 aWriter.SetIndentation(1);
142 if (theOStream.good())
144 aWriter.Write (theOStream, aDOMDoc);
148 SetIsError (Standard_True);
149 SetStoreStatus(PCDM_SS_WriteFailure);
151 TCollection_ExtendedString aMsg = TCollection_ExtendedString("Error: the stream is bad and") +
152 " cannot be used for writing";
153 theDocument->Application()->MessageDriver()->Send (aMsg.ToExtString(), Message_Fail);
155 throw Standard_Failure("File cannot be opened for writing");
158 ::take_time (0, " +++++ Fin formatting to XML : ", aMessageDriver);
162 //=======================================================================
163 //function : WriteToDomDocument
164 //purpose : management of the macro-structure of XML document data
165 //remark : If the application needs to use myRelocTable to store additional
166 // data to XML, this method should be reimplemented avoiding step 3
167 //=======================================================================
169 Standard_Boolean XmlLDrivers_DocumentStorageDriver::WriteToDomDocument
170 (const Handle(CDM_Document)& theDocument,
171 XmlObjMgt_Element& theElement,
172 const Message_ProgressRange& theRange)
174 SetIsError(Standard_False);
175 Handle(Message_Messenger) aMessageDriver =
176 theDocument -> Application() -> MessageDriver();
177 // 1. Write header information
179 XmlObjMgt_Document aDOMDoc = theElement.getOwnerDocument();
182 TCollection_AsciiString aStorageFormat (theDocument->StorageFormat(), '?');
183 theElement.setAttribute ("format", aStorageFormat.ToCString());
184 // theElement.setAttribute ("schema", "XSD");
186 theElement.setAttribute ("xmlns" , "http://www.opencascade.org/OCAF/XML");
187 for (i = 1; i <= mySeqOfNS.Length(); i++) {
188 TCollection_AsciiString aPrefix =
189 TCollection_AsciiString("xmlns:") + mySeqOfNS(i).Prefix().ToCString();
190 theElement.setAttribute (aPrefix.ToCString(),
191 mySeqOfNS(i).URI().ToCString());
193 theElement.setAttribute ("xmlns:xsi",
194 "http://www.w3.org/2001/XMLSchema-instance");
195 //mkv 15.09.05 OCC10001
196 //theElement.setAttribute ("xsi:schemaLocation",
197 // "http://www.opencascade.org/OCAF/XML"
198 // " http://www.nnov.matra-dtv.fr/~agv/XmlOcaf.xsd");
200 // the order of search : by CSF_XmlOcafResource and then by CASROOT
201 TCollection_AsciiString anHTTP = "http://www.opencascade.org/OCAF/XML";
202 Standard_Boolean aToSetCSFVariable = Standard_False;
203 const char * aCSFVariable [2] = {
204 "CSF_XmlOcafResource",
207 OSD_Environment anEnv (aCSFVariable[0]);
208 TCollection_AsciiString aResourceDir = anEnv.Value();
209 if (aResourceDir.IsEmpty()) {
210 // now try by CASROOT
211 OSD_Environment anEnv2(aCSFVariable[1]);
212 aResourceDir = anEnv2.Value();
213 if ( !aResourceDir.IsEmpty() ) {
214 aResourceDir += "/src/XmlOcafResource" ;
215 aToSetCSFVariable = Standard_True; //CSF variable to be set later
219 TCollection_ExtendedString aWarn = FAILSTR "Neither ";
220 aWarn = (aWarn + aCSFVariable[0] + ", nor " + aCSFVariable[1]
221 + " variables have been set");
222 aMessageDriver->Send (aWarn.ToExtString(), Message_Warning);
226 if (!aResourceDir.IsEmpty()) {
227 TCollection_AsciiString aResourceFileName = aResourceDir + "/XmlOcaf.xsd";
228 // search directory name that has been constructed, now check whether
229 // it and the file exist
230 OSD_File aResourceFile ( aResourceFileName );
231 if ( aResourceFile.Exists() ) {
232 if (aToSetCSFVariable) {
233 OSD_Environment aCSFVarEnv ( aCSFVariable[0], aResourceDir );
236 TCollection_ExtendedString aWarn1 = "Variable ";
237 aWarn1 = (aWarn1 + aCSFVariable[0]
238 + " has not been explicitly defined. Set to " + aResourceDir);
239 aMessageDriver->Send (aWarn1.ToExtString(), Message_Warning);
241 if ( aCSFVarEnv.Failed() ) {
242 TCollection_ExtendedString aWarn = FAILSTR "Failed to initialize ";
243 aWarn = aWarn + aCSFVariable[0] + " with " + aResourceDir;
244 aMessageDriver->Send (aWarn.ToExtString(), Message_Fail);
250 TCollection_ExtendedString aWarn = FAILSTR "Schema definition file ";
251 aWarn += (aResourceFileName + " was not found");
252 aMessageDriver->Send (aWarn.ToExtString(), Message_Warning);
255 anHTTP = anHTTP + ' ' + aResourceFileName;
257 theElement.setAttribute ("xsi:schemaLocation", anHTTP.ToCString() );
260 XmlObjMgt_Element anInfoElem = aDOMDoc.createElement("info");
261 theElement.appendChild(anInfoElem);
263 TCollection_AsciiString aCreationDate = XmlLDrivers::CreationDate();
265 // anInfoElem.setAttribute("dbv", 0);
266 anInfoElem.setAttribute("date", aCreationDate.ToCString());
267 anInfoElem.setAttribute("schemav", 0);
268 // anInfoElem.setAttribute("appv", anAppVersion.ToCString());
271 Handle(TDocStd_Document) aDoc = Handle(TDocStd_Document)::DownCast (theDocument);
272 TDocStd_FormatVersion aFormatVersion = TDocStd_Document::CurrentStorageFormatVersion(); // the last version of the format
273 if (TDocStd_Document::CurrentStorageFormatVersion() < aDoc->StorageFormatVersion())
275 TCollection_ExtendedString anErrorString("Unacceptable storage format version, the last version is used");
276 aMessageDriver->Send (anErrorString.ToExtString(), Message_Warning);
280 aFormatVersion = aDoc->StorageFormatVersion();
282 const TCollection_AsciiString aStringFormatVersion (aFormatVersion);
283 anInfoElem.setAttribute ("DocVersion", aStringFormatVersion.ToCString());
285 // User info with Copyright
286 TColStd_SequenceOfAsciiString aUserInfo;
287 if (myCopyright.Length() > 0)
288 aUserInfo.Append (TCollection_AsciiString(myCopyright,'?'));
290 Handle(Storage_Data) theData = new Storage_Data;
291 //PCDM_ReadWriter::WriteFileFormat( theData, theDocument );
292 PCDM_ReadWriter::Writer()->WriteReferenceCounter(theData,theDocument);
293 PCDM_ReadWriter::Writer()->WriteReferences(theData,theDocument, myFileName);
294 PCDM_ReadWriter::Writer()->WriteExtensions(theData,theDocument);
295 PCDM_ReadWriter::Writer()->WriteVersion(theData,theDocument);
297 const TColStd_SequenceOfAsciiString& aRefs = theData->UserInfo();
298 for(i = 1; i <= aRefs.Length(); i++)
299 aUserInfo.Append(aRefs.Value(i));
301 // Keep format version in Reloc. table
302 Handle(Storage_HeaderData) aHeaderData = theData->HeaderData();
303 aHeaderData->SetStorageVersion(aFormatVersion);
304 myRelocTable.Clear();
305 myRelocTable.SetHeaderData(aHeaderData);
307 for (i = 1; i <= aUserInfo.Length(); i++)
309 XmlObjMgt_Element aUIItem = aDOMDoc.createElement ("iitem");
310 anInfoElem.appendChild (aUIItem);
311 LDOM_Text aUIText = aDOMDoc.createTextNode (aUserInfo(i).ToCString());
312 aUIItem.appendChild (aUIText);
315 // 1.c Comments section
316 TColStd_SequenceOfExtendedString aComments;
317 theDocument->Comments(aComments);
319 XmlObjMgt_Element aCommentsElem = aDOMDoc.createElement ("comments");
320 theElement.appendChild (aCommentsElem);
322 for (i = 1; i <= aComments.Length(); i++)
324 XmlObjMgt_Element aCItem = aDOMDoc.createElement ("citem");
325 aCommentsElem.appendChild (aCItem);
326 XmlObjMgt::SetExtendedString (aCItem, aComments(i));
328 Message_ProgressScope aPS(theRange, "Writing", 2);
329 // 2a. Write document contents
330 Standard_Integer anObjNb = 0;
335 anObjNb = MakeDocument(theDocument, theElement, aPS.Next());
338 SetIsError(Standard_True);
339 SetStoreStatus(PCDM_SS_UserBreak);
343 catch (Standard_Failure const& anException)
345 SetIsError (Standard_True);
346 SetStoreStatus(PCDM_SS_Failure);
347 TCollection_ExtendedString anErrorString (anException.GetMessageString());
348 aMessageDriver ->Send (anErrorString.ToExtString(), Message_Fail);
351 if (anObjNb <= 0 && IsError() == Standard_False) {
352 SetIsError (Standard_True);
353 SetStoreStatus(PCDM_SS_No_Obj);
354 TCollection_ExtendedString anErrorString ("error occurred");
355 aMessageDriver ->Send (anErrorString.ToExtString(), Message_Fail);
357 // 2b. Write number of objects into the info section
358 anInfoElem.setAttribute("objnb", anObjNb);
359 ::take_time (0, " +++++ Fin DOM data for OCAF : ", aMessageDriver);
361 // 3. Clear relocation table
362 // If the application needs to use myRelocTable to store additional
363 // data to XML, this method should be reimplemented avoiding this step
364 myRelocTable.Clear();
366 // 4. Write Shapes section
367 if (WriteShapeSection(theElement, aFormatVersion, aPS.Next()))
368 ::take_time (0, " +++ Fin DOM data for Shapes : ", aMessageDriver);
371 SetIsError(Standard_True);
372 SetStoreStatus(PCDM_SS_UserBreak);
378 //=======================================================================
379 //function : MakeDocument
381 //=======================================================================
382 Standard_Integer XmlLDrivers_DocumentStorageDriver::MakeDocument
383 (const Handle(CDM_Document)& theTDoc,
384 XmlObjMgt_Element& theElement,
385 const Message_ProgressRange& theRange)
387 TCollection_ExtendedString aMessage;
388 Handle(TDocStd_Document) TDOC = Handle(TDocStd_Document)::DownCast(theTDoc);
391 // myRelocTable.SetDocument (theElement.getOwnerDocument());
392 Handle(TDF_Data) aTDF = TDOC->GetData();
394 // Find MessageDriver and pass it to AttributeDrivers()
395 Handle(CDM_Application) anApplication= theTDoc -> Application();
396 Handle(Message_Messenger) aMessageDriver;
397 if (anApplication.IsNull()) {
398 aMessageDriver = Message::DefaultMessenger();
399 aMessageDriver->ChangePrinters().Clear();
402 aMessageDriver = anApplication -> MessageDriver();
403 if (myDrivers.IsNull()) myDrivers = AttributeDrivers (aMessageDriver);
405 // Retrieve from DOM_Document
406 XmlMDF::FromTo (aTDF, theElement, myRelocTable, myDrivers, theRange);
408 aMessage = "First step successful";
409 aMessageDriver -> Send (aMessage.ToExtString(), Message_Warning);
411 return myRelocTable.Extent();
414 std::cout << "First step failed" << std::endl; // No MessageDriver available
419 //=======================================================================
420 //function : AttributeDrivers
422 //=======================================================================
423 Handle(XmlMDF_ADriverTable) XmlLDrivers_DocumentStorageDriver::AttributeDrivers
424 (const Handle(Message_Messenger)& theMessageDriver)
426 return XmlLDrivers::AttributeDrivers (theMessageDriver);
429 //=======================================================================
430 //function : take_time
432 //purpose : output astronomical time elapsed
433 //=======================================================================
436 #include <sys/timeb.h>
437 #include <sys/types.h>
440 extern "C" int ftime (struct timeb *tp);
444 static void take_time (const Standard_Integer isReset, const char * aHeader,
445 const Handle(Message_Messenger)& aMessageDriver)
449 TCollection_ExtendedString aMessage ((Standard_CString)aHeader);
450 if (isReset) tmbuf0 = tmbuf;
452 char take_tm_buf [64];
453 Sprintf (take_tm_buf, "%9.2f s ++++",
454 double(tmbuf.time - tmbuf0.time) +
455 double(tmbuf.millitm - tmbuf0.millitm)/1000.);
456 aMessage += take_tm_buf;
458 aMessageDriver ->Send (aMessage.ToExtString(), Message_Trace);
462 //=======================================================================
463 //function : WriteShapeSection
464 //purpose : defines WriteShapeSection
465 //=======================================================================
466 Standard_Boolean XmlLDrivers_DocumentStorageDriver::WriteShapeSection
467 (XmlObjMgt_Element& /*theElement*/,
468 const TDocStd_FormatVersion /*theStorageFormatVersion*/,
469 const Message_ProgressRange& /*theRange*/)
471 // empty; should be redefined in subclasses
472 return Standard_False;