[GRASS-SVN] r47001 - grass/trunk/gui/wxpython/gui_modules

[svn_grass at osgeo.org]

Author: martinl
Date: 2011-07-05 07:00:43 -0700 (Tue, 05 Jul 2011)
New Revision: 47001

Modified:
   grass/trunk/gui/wxpython/gui_modules/render.py
Log:
wxGUI: recover original cmdfile


Modified: grass/trunk/gui/wxpython/gui_modules/render.py
===================================================================
--- grass/trunk/gui/wxpython/gui_modules/render.py	2011-07-05 13:11:57 UTC (rev 47000)
+++ grass/trunk/gui/wxpython/gui_modules/render.py	2011-07-05 14:00:43 UTC (rev 47001)
@@ -25,6 +25,7 @@
 import math
 import copy
 import tempfile
+import stat
 
 import wx
 from wx.lib.newevent import NewEvent
@@ -855,9 +856,11 @@
         """!Parse cmd file for standalone application
         """
         try:
+            cmdTimestamp = os.path.getmtime(self.cmdfile)
             fd = open(self.cmdfile, 'r')
             grass.try_remove(self.mapfile)
-            for cmd in fd.readlines():
+            cmdLines = fd.readlines()
+            for cmd in cmdLines:
                 cmdStr = cmd.strip().split(' ')
                 cmd = utils.CmdToTuple(cmdStr)
                 
@@ -867,11 +870,23 @@
                               (self.cmdfile, e))
             return
         
+        fd.close()
+        
+        # recover original cmdfile
+        try:
+            fd = open(self.cmdfile, 'w')
+            fd.writelines(cmdLines)
+            
+        except IOError, e:
+            grass.warning(_("Unable to recover cmdfile '%s'. Details: %s") % \
+                              (self.cmdfile, e))  
+        
+        fd.close()
+        os.utime(self.cmdfile, (os.stat(self.cmdfile)[stat.ST_ATIME], cmdTimestamp))
+
         Debug.msg(1, "Map.__parseCmdFile(): cmdfile=%s" % self.cmdfile)
         Debug.msg(1, "                      nlayers=%d" % len(self.layers))
         
-        fd.close()
-        
     def _renderCmdFile(self, force, windres):
         if not force:
             return self.mapfile