From 2862df272963ab235819b973c799528d0bbcdf1d Mon Sep 17 00:00:00 2001
From: srn <srn@opencascade.com>
Date: Tue, 30 Jun 2009 12:46:32 +0000
Subject: [PATCH] Now Study is saved firstly in the temporary directory and
 after copied into the chosen by the user destination directory. So in case of
 crash the Study files is not damaged

---
 .../SALOMEDSImpl_StudyManager.cxx             | 60 ++++++++++++++++++-
 1 file changed, 58 insertions(+), 2 deletions(-)

diff --git a/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx b/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx
index d0b767b49..7e6e48c68 100644
--- a/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx
+++ b/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx
@@ -40,6 +40,10 @@
 #include <stdlib.h>
 #include <string.h>
 
+#ifdef WIN32
+#include <Windows.h>
+#endif
+
 using namespace std;
 
 #define USE_CASE_LABEL_ID                       "0:2"
@@ -443,7 +447,7 @@ bool SALOMEDSImpl_StudyManager::Impl_SaveProperties(SALOMEDSImpl_Study* aStudy,
  *  Purpose  : save the study in HDF file
  */
 //============================================================================
-bool SALOMEDSImpl_StudyManager::Impl_SaveAs(const string& aUrl,
+bool SALOMEDSImpl_StudyManager::Impl_SaveAs(const string& aStudyUrl,
 					    SALOMEDSImpl_Study* aStudy,
 					    SALOMEDSImpl_DriverFactory* aFactory,
 					    bool theMultiFile,
@@ -475,6 +479,9 @@ bool SALOMEDSImpl_StudyManager::Impl_SaveAs(const string& aUrl,
     return false;
   }
 
+  //Create a temporary url to which the study is saved 
+  string aUrl = SALOMEDSImpl_Tool::GetTmpDir() + SALOMEDSImpl_Tool::GetNameFromPath(aStudyUrl);
+
   int aLocked = aStudy->GetProperties()->IsLocked();
   if (aLocked) aStudy->GetProperties()->SetLocked(false);
 
@@ -513,7 +520,7 @@ bool SALOMEDSImpl_StudyManager::Impl_SaveAs(const string& aUrl,
 	}
 
       string anOldName = aStudy->Name();
-      aStudy->URL(aUrl);
+      aStudy->URL(aStudyUrl);
 
       // To change for Save
       // Do not have to do a new file but just a Open??? Rewrite all informations after erasing evrything??
@@ -732,6 +739,55 @@ bool SALOMEDSImpl_StudyManager::Impl_SaveAs(const string& aUrl,
   if (theASCII) { // save file in ASCII format
     HDFascii::ConvertFromHDFToASCII(aUrl.c_str(), true);
   }
+  
+  //Now it's necessary to copy files from the temporary directory to the user defined directory.
+
+  //      The easiest way to get a list of file in the temporary directory
+
+  string aCmd, aTmpFileDir = SALOMEDSImpl_Tool::GetTmpDir();
+  string aTmpFile = aTmpFileDir +"files";
+  string aStudyTmpDir = SALOMEDSImpl_Tool::GetDirFromPath(aUrl);
+
+#ifdef WNT32
+  aCmd = "dir /B \"" + aStudyTmpDir +"\" > " + aTmpFile;
+#else
+  aCmd ="ls -1 \"" + aStudyTmpDir +"\" > " + aTmpFile;
+#endif
+  system(aCmd.c_str());
+
+  //       Iterate and move files in the temporary directory
+  FILE* fp = fopen(aTmpFile.c_str(), "r");
+  if(!fp) return false;
+  char* buffer = new char[2047];
+  while(!feof(fp)) {
+    if((fgets(buffer, 2046, fp)) == NULL) break;
+    size_t aLen = strlen(buffer);
+    if(buffer[aLen-1] == '\n') buffer[aLen-1] = char(0);
+#ifdef WNT32
+    aCmd = "move /Y \"" + aStudyTmpDir + string(buffer) + "\" \"" + SALOMEDSImpl_Tool::GetDirFromPath(aStudyUrl) +"\"";
+#else 
+    aCmd = "mv -f \"" + aStudyTmpDir + string(buffer) + "\" \"" + SALOMEDSImpl_Tool::GetDirFromPath(aStudyUrl)+"\"";
+#endif
+    system(aCmd.c_str());    
+  }
+
+  delete []buffer;
+  fclose(fp);
+
+  //       Perform cleanup
+#ifdef WIN32
+  DeleteFileA(aTmpFile.c_str());
+#else 
+  unlink(aTmpFile.c_str());
+#endif
+
+#ifdef WIN32
+  RemoveDirectoryA(aTmpFileDir.c_str());
+  RemoveDirectoryA(aStudyTmpDir.c_str());
+#else
+  rmdir(aTmpFileDir.c_str());
+  rmdir(aStudyTmpDir.c_str());
+#endif
 
   return true;
 }
-- 
2.39.2