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38bad00e63
It was moved down to support ManyToMany value fields for Organisation, but that is no longer used. If we want to use it for ManyToMany fields in the future it needs to be split up in two sections, but for now, I'm moving it back up so it works for regular fields again.
86 lines
2.8 KiB
Python
86 lines
2.8 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, createifempty=False):
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if itemid == 'new':
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instance = instancetype()
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else:
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# Regular form item, attempt to edit it
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if createifempty:
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(instance, wascreated) = instancetype.objects.get_or_create(pk=itemid)
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else:
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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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# Set fixed fields. Note that this will not work if the fixed fields are ManyToMany,
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# but we'll fix that sometime in the future
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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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# If we have a callback with the current user
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if hasattr(form, 'apply_submitter'):
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form.apply_submitter(r, request.user)
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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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'savebutton': (itemid == "new") and "New" or "Save",
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'operation': (itemid == "new") and "New" or "Edit",
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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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def HttpServerError(msg):
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r = render_to_response('errors/500.html', {
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'message': msg,
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})
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r.status_code = 500
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return r
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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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