Fixed permission error.

inary/archive.py

@@ -733,10 +733,9 @@ class ArchiveZip(ArchiveBase):
                 if is_dir:  # this is a directory
                     if not os.path.isdir(ofile):
                         os.makedirs(ofile)
-                        perm = info.external_attr
-                        perm &= 0xFFFF0000
-                        perm >>= 16
-                        perm |= 0x00000100
+                        perm = info.external_attr >> 16
+                        if perm == 0:
+                            perm = 33261 # octets of -rwxr-xr-x
                         os.chmod(ofile, perm)
                     continue
 
@@ -756,11 +755,9 @@ class ArchiveZip(ArchiveBase):
                     target = self.zip_obj.read(info.filename)
                     os.symlink(target, ofile)
                 else:
-                    perm = info.external_attr
-                    perm &= 0x08FF0000
-                    perm >>= 16
-                    perm |= 0x00000100
-
+                    perm = info.external_attr >> 16
+                    if perm==0:
+                        perm=33261 # -rwxr-xr-x
                     info.filename = outpath
                     self.zip_obj.extract(info, target_dir)
                     os.chmod(ofile, perm)