On 5/8/07, Christoph Haas <[EMAIL PROTECTED]> wrote:
>
> Dear list...
>
> I'm learning how to use Formencode to validate the input of the HTML
> forms I use. Unfortunatly I have some breakage that I don't know how to
> fix.
>
> My controller:
>
> ===================================================
> class DhcpZoneForm(formencode.Schema):
> allow_extra_fields = True
> filter_extra_fields = True
> new_network = formencode.validators.URL(not_empty=True)
>
> class DhcpController(BaseController):
> def new(self):
> return render_response('dhcp/new.mako')
>
> @validate(schema=DhcpZoneForm, form=u'new')
> def new_form(self):
> return Response('Your network is: %s' %
> self.form_result.get('new_network'))
> ===================================================
>
> The Mako template is pretty straight forward. Just a HTML form that is
> supposed to call the "new_form" action with text fields where one field
> is "new_network".
>
> Mako template:
> ===================================================
> # -*- coding: utf-8 -*-
> <%inherit file="/base.mako"/>
>
> <h1>New DHCP zone</h1>
>
> ${ h.form(h.url_for(action='new_form')) }
> <table>
> <tr>
> <th>Network</th>
> <td>${ h.text_field('new_network') }</td>
> </tr>
> <tr>
> <th>Comment</th>
> <td>${ h.text_field('new_comment') }</td>
> </tr>
> <tr>
> <th>Standard Lease Time</th>
> <td>${ h.text_field('new_standard_lease') }</td>
> </tr>
> </tr>
> <tr>
> <th>Maximum Lease Time</th>
> <td>${ h.text_field('new_maximum_lease') }</td>
> </tr>
> </table>
> ${ h.submit() }
> </form>
> ===================================================
>
> Now the error that I get is:
>
> ===================================================
> File '<string>', line 1 in <lambda>
> File '/var/lib/python-support/python2.4/pylons/decorators/__init__.py', line
> 106 in wrapper
> response.content = [htmlfill.render(form_content, params, errors)]
> File '/usr/lib/python2.4/site-packages/formencode/htmlfill.py', line 70 in
> render
> p.close()
> File '/usr/lib/python2.4/site-packages/formencode/htmlfill.py', line 235 in
> close
> self._text = ''.join([
> UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 10:
> ordinal not in range(128) the form was passed in as an encoded string, but
> some data or error messages were unicode strings; the form should be passed
> in as a unicode string
> ===================================================
>
> In the debug window I clicked on the '>>' to see which code broke:
>
> ===================================================
> try:
> self._text = ''.join([
> t for t in self._content if not isinstance(t, tuple)])
> except UnicodeDecodeError, e:>> self._text = ''.join([
> ===================================================
>
> So I thought it's the self._content that is not correctly encoded in
> unicode and had it print in the debug window. Among many other lines I
> also found parts like these:
>
> ===================================================
> '<li class="navtitel">',
> 'Host-Eintr\xc3\xa4ge',
> '</li>',
> ===================================================
>
> This is a german text that means 'Host-Einträge'. Shouldn't that string
> rather be u'Host-Einträge'? What have I missed? I told Mako to use UTF8:
>
> config/environment.py:
> ===================================================
> # The following template options are passed to your template engines
> tmpl_options = {}
> tmpl_options['mako.input_encoding'] = 'UTF-8'
> tmpl_options['mako.output_encoding'] = 'UTF-8'
> tmpl_options['mako.default_filters'] = ['decode.utf8']
> ===================================================
>
> Help! :)
>
> Kindly
> Christoph
I've seen this happen on the mailing list a couple times recently, but
since I don't use Mako or htmlfill, I don't remember the answer. You
may be able to figure out the result by looking in the archives.
Best of Luck,
-jj
--
http://jjinux.blogspot.com/
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