1 #!/usr/bin/env python 2 3 """ 4 Moin serialiser support. 5 6 Copyright (C) 2017, 2018 Paul Boddie <paul@boddie.org.uk> 7 8 This program is free software; you can redistribute it and/or modify it under 9 the terms of the GNU General Public License as published by the Free Software 10 Foundation; either version 3 of the License, or (at your option) any later 11 version. 12 13 This program is distributed in the hope that it will be useful, but WITHOUT 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 15 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 16 details. 17 18 You should have received a copy of the GNU General Public License along with 19 this program. If not, see <http://www.gnu.org/licenses/>. 20 """ 21 22 class Serialiser: 23 24 "General serialisation support." 25 26 def __init__(self, out, formats=None): 27 28 """ 29 Initialise the serialiser with an 'out' callable and an optional 30 'formats' mapping from names to serialiser classes. 31 """ 32 33 self.out = out 34 self.formats = formats 35 self.init() 36 37 def init(self): 38 39 "Initialisation method to be overridden by subclasses." 40 41 pass 42 43 def __repr__(self): 44 return "%s(%r, %r)" % (self.__class__.__name__, self.out, self.formats) 45 46 def escape_attr(s): 47 48 "Escape XML document attribute." 49 50 return escape_text(s).replace("'", "'").replace('"', """) 51 52 def escape_text(s): 53 54 "Escape XML document text." 55 56 return s.replace("&", "&").replace("<", "<").replace(">", ">") 57 58 # vim: tabstop=4 expandtab shiftwidth=4