Issue #45, workaround: ignore OSError in the size check

git-svn-id: https://wikiteam.googlecode.com/svn/trunk@825 31edc4fc-5e31-b4c4-d58b-c8bc928bcb95

commonsdownloader.py

@@ -123,14 +123,17 @@ def main():
                 #wget file
                 if original_name != img_name: #the image is an old version, download using /archive/ path in server
                     os.system('wget -c "http://upload.wikimedia.org/wikipedia/commons/archive/%s/%s/%s" -O "%s/%s"' % (md5hash[0], md5hash[0:2], img_name_quoted, savepath, img_saved_as_))
-                    if not os.path.getsize('%s/%s' % (savepath, img_saved_as_)): #empty file?...
-                        #probably false 20101005024534! begining like this http://commons.wikimedia.org/wiki/File:20041028210012!Pilar.jpg
-                        #ok, restore original_name to ! version and recalculate md5 and other variables that use original_name as source
-                        original_name = img_name
-                        original_name_ = re.sub(r'"', r'\"', re.sub(r' ', r'_', original_name.encode('utf-8')))
-                        md5hash = md5(re.sub(' ', '_', original_name.encode("utf-8"))).hexdigest()
-                        #redownload, now without /archive/ subpath
-                        os.system('wget -c "http://upload.wikimedia.org/wikipedia/commons/%s/%s/%s" -O "%s/%s"' % (md5hash[0], md5hash[0:2], img_name_quoted, savepath, img_saved_as_))
+                    try:
+                        if not os.path.getsize('%s/%s' % (savepath, img_saved_as_)): #empty file?...
+                            #probably false 20101005024534! begining like this http://commons.wikimedia.org/wiki/File:20041028210012!Pilar.jpg
+                            #ok, restore original_name to ! version and recalculate md5 and other variables that use original_name as source
+                            original_name = img_name
+                            original_name_ = re.sub(r'"', r'\"', re.sub(r' ', r'_', original_name.encode('utf-8')))
+                            md5hash = md5(re.sub(' ', '_', original_name.encode("utf-8"))).hexdigest()
+                            #redownload, now without /archive/ subpath
+                            os.system('wget -c "http://upload.wikimedia.org/wikipedia/commons/%s/%s/%s" -O "%s/%s"' % (md5hash[0], md5hash[0:2], img_name_quoted, savepath, img_saved_as_))
+                    except OSError:
+                        pass
                 else:
                     os.system('wget -c "http://upload.wikimedia.org/wikipedia/commons/%s/%s/%s" -O "%s/%s"' % (md5hash[0], md5hash[0:2], img_name_quoted, savepath, img_saved_as_))