bugfix: partslist got struggled with step files

InitGui.py

@@ -26,7 +26,7 @@
 __title__ = 'A2plus assembly Workbench - InitGui file'
 __author__ = 'kbwbe'
 
-A2P_VERSION = 'V0.3.7'
+A2P_VERSION = 'V0.3.8'
 
 import sys
 PyVersion = sys.version_info[0]

a2p_bom.py

@@ -60,6 +60,7 @@ def createPartList(
         parentAssemblyDir
         )
     workingDir,basicFileName = os.path.split(fileNameInProject)
+
     docReader1 = FCdocumentReader()
     docReader1.openDocument(fileNameInProject)
 

a2p_simpleXMLreader.py

@@ -203,10 +203,12 @@ class for extracting the XML-Documentdata from a fcstd-file given by
     def __init__(self):
         self.xmlLines = []
         self.objects = []
+        self.successfulOpened = False
 
     def clear(self):
         self.xmlLines = []
         self.objects = []
+        self.successfulOpened = False
 
     def openDocument(self,_fileName):
         fileName = _fileName
@@ -215,14 +217,24 @@ def openDocument(self,_fileName):
             fileName = a2plib.to_str(fileName)
 
         self.clear()
+
         # check whether file exists or not...
         if not os.path.exists( fileName ):
             print (u"fcDocumentReader: file {} does not exist!".format(fileName))
+            successfulOpened = False
+            return
+
+        # check for fcstd file
+        if not fileName.lower().endswith(a2plib.to_str('.fcstd')):
+            print (u"fcDocumentReader: file {} is no FCStd file!".format(fileName))
+            successfulOpened = False
             return
+
         # decompress the file
         f = zipfile.ZipFile(fileName,'r')
         xml = f.read('Document.xml')
         f.close()
+        self.successfulOpened = True
         #
         #self.xmlLines = xml.split("\r\n") #Windows
         self.xmlLines = xml.split(b'\r\n') #Windows
@@ -253,6 +265,7 @@ def openDocument(self,_fileName):
         self.objects = tmp
 
     def getA2pObjects(self):
+        if not self.successfulOpened: return []
         out = []
         for ob in self.objects:
             if ob.propertyDict.get(b'a2p_Version',None) != None:
@@ -261,13 +274,15 @@ def getA2pObjects(self):
         return out
 
     def getSpreadsheetObjects(self):
+        if not self.successfulOpened: return []
         out = []
         for ob in self.objects:
             if ob.propertyDict.get(b'cells',None) != None:
                 out.append(ob)
         return out
 
     def getObjectByName(self,name):
+        if not self.successfulOpened: return None
         for ob in self.objects:
             if ob.name == name:
                 return ob