#!/usr/bin/python

import sys
import os
import cgi
from zptool import ZPTool
import config

form = cgi.FieldStorage()
env = {'environ': {},
            'config': config,
            'form': form,
            'headers': 
                {'content-type': 'text/html; charset=%s' % config.charset},
        }
env['environ'].update(dict([(k.lower(), v) for k, v in 
                    os.environ.items()]))


path = os.path.join(env['environ']['document_root'], 
                    env['environ']['path_info'][1:])

# custom exception hook, rendering the error page, fallback to cgitb
import cgitb; cgitb.enable()
old_hook = sys.excepthook
def onerror(exc, e, tb):
    try:
        z = ZPTool(config.envdir)
        print 'Content-Type: text/html; charset=%s' % (config.charset,)
        print
        print z.render_error_page(exc, e, tb, env)
    except:
        raise
        old_hook(exc, e, tb)
sys.excepthook = onerror

# render the requested template
z = ZPTool(config.envdir)
rendered = z.render(path, env) 

for k, v in env['headers'].iteritems():
    print '%s: %s' % ('-'.join([x.capitalize() for x in k.split('-')]), v)
print
print rendered.encode(config.charset, 'replace')