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da3e5312ab
when they are created. This is to make sure the organisation list, for example, doesn't list all non-avaiable organisations when there was a missing field somewhere else in the form.
66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
from django.shortcuts import render_to_response, get_object_or_404
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from pgweb.util.contexts import NavContext
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from django.http import HttpResponseRedirect
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from django.template import Context
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from django.template.loader import get_template
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import django.utils.xmlutils
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def simple_form(instancetype, itemid, request, formclass, formtemplate='base/form.html', redirect='/account/', navsection='account', fixedfields=None):
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if itemid == 'new':
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instance = instancetype()
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else:
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# Regular news item, attempt to edit it
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instance = get_object_or_404(instancetype, pk=itemid)
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if hasattr(instance, 'submitter'):
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if not instance.submitter == request.user:
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raise Exception("You are not the owner of this item!")
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elif hasattr(instance, 'verify_submitter'):
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if not instance.verify_submitter(request.user):
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raise Exception("You are not the owner of this item!")
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if request.method == 'POST':
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# Process this form
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form = formclass(data=request.POST, instance=instance)
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if form.is_valid():
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r = form.save(commit=False)
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r.submitter = request.user
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if fixedfields:
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for k,v in fixedfields.items():
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setattr(r, k, v)
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r.save()
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return HttpResponseRedirect(redirect)
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else:
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# Generate form
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form = formclass(instance=instance)
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if hasattr(form, 'filter_by_user'):
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form.filter_by_user(request.user)
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if hasattr(instancetype, 'markdown_fields'):
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markdownfields = instancetype.markdown_fields
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else:
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markdownfields = None
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return render_to_response(formtemplate, {
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'form': form,
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'formitemtype': instance._meta.verbose_name,
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'markdownfields': markdownfields,
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'form_intro': hasattr(form, 'form_intro') and form.form_intro or None,
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}, NavContext(request, navsection))
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def template_to_string(templatename, attrs = {}):
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return get_template(templatename).render(Context(attrs))
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class PgXmlHelper(django.utils.xmlutils.SimplerXMLGenerator):
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def __init__(self, outstream, skipempty=False):
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django.utils.xmlutils.SimplerXMLGenerator.__init__(self, outstream, 'utf-8')
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self.skipempty = skipempty
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def add_xml_element(self, name, value):
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if self.skipempty and value=='': return
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self.startElement(name, {})
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self.characters(value)
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self.endElement(name)
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