#!/usr/bin/python
# ex: ts=4 tw=0 sw=4 expandtab
#
# a cgi harness for the mailformat mail pretty printer script

# these paths are relative to where the cgi is
MAILDIR = 'mail'
CSSFILE = '../mailformat.css'

from cgi import FieldStorage
from re import match
from mailformat import mailformatter
from os.path import basename, join, dirname

class cgihandler:
    def __init__(self):
        self.mf = None

    def display(self):
        if self.mf:
            self.mf.setcss(CSSFILE)
            self.mf.parse()
            print "Content-type: %s\n" % self.mf.get_ct() 
            print self.mf.dump()
        else:
            print "Content-type: text/plain\n"
            print "Denied."
            print self.mf
    
    def handle_submit(self):
        fields = FieldStorage()
        if fields.has_key('name') and match("^%s/[.\w-]+$" % MAILDIR, fields['name'].value):
            self.mf = mailformatter(fields['name'].value)

if __name__ == "__main__":
    c = cgihandler()
    c.handle_submit()
    c.display()