fixes to import in doctype.py

cgi-bin/webnotes/model/doctype.py

@@ -131,10 +131,12 @@ class _DocType:
 			Returns a dictionary of DocFields by fieldname or label
 		"""
 		try:
-			doclist = open(file_name, 'r').read()
+			txt = open(file_name, 'r').read()
 		except:
 			return
-		doclist = eval(doclist)
+		from webnotes.model.utils import peval_doclist
+
+		doclist = peval_doclist(txt)
 		fields = {}
 		for d in doclist:
 			if d['doctype']=='DocField':
@@ -179,15 +181,16 @@ class _DocType:
 						
 							# update the values
 							for field_to_update in update_fields:
-								new_value = fields[key][field_to_update]
-							
-								# in doclist
-								d.fields[field_to_update] = new_value
+								if field_to_update in fields[key] and fields[key][field_to_update] != d.fields[field_to_update]:
+									new_value = fields[key][field_to_update]
 							
-								# in database
-								webnotes.conn.sql("update tabDocField set `%s` = %s where parent=%s and `%s`=%s" % \
-									(field_to_update, '%s', '%s', (d.fieldname and 'fieldname' or 'label'), '%s'), \
-									(new_value, doc.name, key))
+									# in doclist
+									d.fields[field_to_update] = new_value
+						
+									# in database
+									webnotes.conn.sql("update tabDocField set `%s` = %s where parent=%s and `%s`=%s" % \
+										(field_to_update, '%s', '%s', (d.fieldname and 'fieldname' or 'label'), '%s'), \
+										(new_value, doc.name, key))
 					
 				webnotes.conn.sql("update tabDocType set _last_update=%s where name=%s", (time_stamp, doc.name))
 	

cgi-bin/webnotes/model/utils.py

@@ -264,4 +264,9 @@ def peval_doclist(txt):
 	"""
 		Restore a pretty printed doclist
 	"""
+	if txt.startswith('#'):
+		return uncommonify_doclist(eval(txt))
+	else:
+		return eval(txt)
+	
 	return uncommonify_doclist(eval(txt))

cgi-bin/webnotes/modules/import_module.py

@@ -44,13 +44,7 @@ def get_doclist(path, doctype, docname):
 	fname = os.path.join(path,doctype,docname,docname+'.txt')
 	if os.path.exists(fname) and (doctype not in do_not_import):
 		f = open(fname,'r')
-		txt = f.read()
-		
-		# if exported using pprint_doclist, then file starts with a comment
-		if txt.startswith('#'):
-			dl = peval_doclist(txt)
-		else:
-			dl = eval(txt)
+		dl = peval_doclist(f.read())		
 		f.close()
 		return dl
 	else: