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Fix output formatting of Cleaner and SurfOpt plugins so that new lines are printed
[modules/smesh.git] / src / MEDWrapper / MED_Factory.cxx
index 5ae8e43de77f39a2d62d29cbe1486682309e8fca..91a6244db99c1858bee060308863b725389d030b 100644 (file)
@@ -27,6 +27,7 @@
 #include <stdio.h>
 #include <errno.h>
 #include <sstream>
+#include <fstream>
 
 #include <med.h>
 extern "C"
@@ -41,6 +42,9 @@ extern "C"
 #include <windows.h>
 #endif
 
+// -------------------------------------------------------------------------------------------------------------------
+// --- MED file compatibility: write using a lower major version implies append on an empty file of the target version
+
 #define MED_MAJOR_EXPECTED 4
 #define MED_MINOR_EXPECTED 0
 #if MED_MAJOR_NUM != MED_MAJOR_EXPECTED
@@ -52,6 +56,35 @@ extern "C"
 #define MED_VERSIONS_APPEND_COMPATIBLE {40, 32, 33} // --- 10*major + minor (the 3rd digit, release, is not used here,
                                                     //                       med uses always the latest available)
                                                     // --- The first in the list should be the default: current version
+// --- empty med file content for the different MED versions with a different major.
+//     ==> correct accordingly CreateEmptyMEDFile method below!
+#define EMPTY_FILE_32 {0x89,0x48,0x44,0x46,0xd,0xa,0x1a,0xa,0x0,0x0,0x0,0x0,0x0,0x8,0x8,0x0,0x4,0x0,0x10,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xe8,0x7,0x0,0x0,0x0,0x0,0x0,0x0,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x60,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x1,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x88,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0xa8,0x2,0x0,0x0,0x0,0x0,0x0,0x0,0x1,0x0,0x1,0x0,0x1,0x0,0x0,0x0,0x18,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x11,0x0,0x10,0x0,0x0,0x0,0x0,0x0,0x88,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0xa8,0x2,0x0,0x0,0x0,0x0,0x0,0x0,0x54,0x52,0x45,0x45,0x0,0x0,0x1,0x0,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0xe0,0x5,0x0,0x0,0x0,0x0,0x0,0x0,0x8,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x48,0x45,0x41,0x50,0x0,0x0,0x0,0x0,0x58,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x18,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0xc8,0x2,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x49,0x4e,0x46,0x4f,0x53,0x5f,0x47,0x45,0x4e,0x45,0x52,0x41,0x4c,0x45,0x53,0x0,0x1,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x1,0x0,0x5,0x0,0x1,0x0,0x0,0x0,0x18,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x10,0x0,0x10,0x0,0x0,0x0,0x0,0x0,0x28,0x7,0x0,0x0,0x0,0x0,0x0,0x0,0xc0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x54,0x52,0x45,0x45,0x0,0x0,0x0,0x0,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0xe0,0x5,0x0,0x0,0x0,0x0,0x0,0x0,0x8,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0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+/* --- bytes hexa representation of MED file built in Python
+f= open('vide_321.med', 'rb')
+data=f.read()
+ba=bytearray(data)
+a=""
+for i in ba:
+  a+=hex(i)
+  a+=','
+print a
+*/
+
+//! internal use: fileName and version must be checked before call
+bool CreateEmptyMEDFile(const std::string& fileName, int version)
+{
+  MESSAGE("create an empty med file of the right version, for append " << version);
+  static const unsigned char empty_32[] = EMPTY_FILE_32;
+  static const unsigned char empty_33[] = EMPTY_FILE_33;
+  std::ofstream ofs(fileName);
+  if (version == 32)
+    ofs.write(reinterpret_cast<const char *>(empty_32),sizeof(empty_32));
+  else if (version == 33)
+    ofs.write(reinterpret_cast<const char *>(empty_33),sizeof(empty_33));
+  return true;
+}
+// -------------------------------------------------------------------------------------------------------------------
 
 namespace MED
 {
@@ -66,7 +99,11 @@ namespace MED
 #else
        cosnt char* path = xmlPath.c_str();
 #endif
-    return (GetFileAttributes(path) != INVALID_FILE_ATTRIBUTES);
+       bool res = (GetFileAttributes(path) != INVALID_FILE_ATTRIBUTES);
+#ifdef UNICODE
+       delete path;
+#endif
+       return res;
 #else
     return (access(fileName.c_str(), F_OK) == 0);
 #endif
@@ -164,10 +201,43 @@ namespace MED
     return new MED::TWrapper(fileName);
   }
 
-  PWrapper CrWrapperW(const std::string& fileName, int theMinor)
+  PWrapper CrWrapperW(const std::string& fileName, int theVersion)
   {
+    bool isCreated = false;
     if (!CheckCompatibility(fileName, true))
-      remove(fileName.c_str());
-    return new MED::TWrapper(fileName, theMinor);
+      {
+        remove(fileName.c_str());
+        isCreated = true;
+      }
+    int minor = -1;
+    if (isCreated)
+      {
+        med_int wantedMajor = MED_MAJOR_NUM;
+        med_int wantedMinor = MED_MINOR_NUM;
+        if (theVersion > 0)
+          {
+            wantedMajor = theVersion/10;
+            wantedMinor = theVersion%10;
+          }
+        if (wantedMajor == MED_MAJOR_NUM) // the med file will be actually created
+          {
+            if (wantedMinor < MED_MINOR_NUM)
+              minor = wantedMinor;
+          }
+        else                              // an empty existing med file of the right version will be used for append
+          {
+            int medVersionsOK[] = MED_VERSIONS_APPEND_COMPATIBLE;
+            bool isVersionOK = false;
+            for (int ii=0; ii < sizeof(medVersionsOK)/sizeof(int); ii++)
+              if (medVersionsOK[ii] == theVersion)
+                {
+                  isVersionOK =true;
+                  break;
+                }
+            if (isVersionOK)              // copy an empty existing med file of the right version, for append
+              CreateEmptyMEDFile(fileName, theVersion);
+          }
+      }
+    return new MED::TWrapper(fileName, minor);
   }
 }