def get_field_choices(self, template, type):
choices = [('', '--------')]
for loader in template.data_loaders.all():
DataLoader = utils.get_data_loader(loader.path)
data_loader = DataLoader()
field_choices = data_loader.get_field_choices('image', loader.prefix)
choices.extend([(data_loader.verbose_name(), field_choices)])
return choices
def get_context(self):
context = {}
for loader in self.template.data_loaders.all():
from impositions.utils import get_data_loader
data_loader = get_data_loader(loader.path)()
try:
source = self.data_sources.get(loader=loader)
data_loader.set_instance(source.content_object)
except CompositionDataSource.DoesNotExist:
pass
context.update(data_loader.get_context(loader.prefix))
return context
def sync_data_loaders(sender, **kwargs):
# FIXME: Check to see if impositions has been migrated to at least 0005
loaders = getattr(settings, 'IMPOSITIONS_DATA_LOADERS', ())
for pfx, path in loaders:
try:
loader = DataLoader.objects.get(prefix=pfx)
except DataLoader.DoesNotExist:
loader = DataLoader(prefix=pfx, path=path)
print 'Adding impositions data loader: {}'.format(pfx)
else:
if loader.path != path:
print 'Updating impositions data loader: {}'.format(pfx)
loader.path = path
loader.save()
# remove data obsolete data loaders
for loader in DataLoader.objects.all():
try:
get_data_loader(loader.path)
except (ImportError, AttributeError):
print 'Removing obsolete data loader: {}'.format(loader.prefix)
loader.delete()
def get_context_data(self, **kwargs):
context = super(TemplateUpdateView, self).get_context_data(**kwargs)
context["formset_form_tpl"] = "impositions/region_form.html"
context["data_fields"] = []
if self.object:
fields = []
for loader in self.object.data_loaders.all():
DataLoader = utils.get_data_loader(loader.path)
data_loader = DataLoader()
field_choices = data_loader.get_field_choices("text", loader.prefix)
fields.extend([(data_loader.verbose_name(), field_choices)])
context["data_fields"] = fields
other_templates = models.Template.objects.order_by("-id")
context["other_templates"] = other_templates.exclude(pk=self.object.pk)
return context
def get_context_data(self, **kwargs):
context = super(TemplateUpdateView, self).get_context_data(**kwargs)
context['formset_form_tpl'] = 'impositions/region_form.html'
context['data_fields'] = []
if self.object:
tpl_width, tpl_height = self.object.get_dimensions()
context['tpl_width'] = tpl_width
context['tpl_height'] = tpl_height
fields = []
for loader in self.object.data_loaders.all():
DataLoader = utils.get_data_loader(loader.path)
data_loader = DataLoader()
field_choices = data_loader.get_field_choices('text', loader.prefix)
fields.extend([(data_loader.verbose_name(), field_choices)])
context['data_fields'] = fields
other_templates = models.Template.objects.order_by('-id')
context['other_templates'] = other_templates.exclude(pk=self.object.pk)
return context
def __unicode__(self):
from impositions.utils import get_data_loader
DataLoader = get_data_loader(self.path)
return DataLoader().verbose_name()
def get_data_loader(self):
from impositions.utils import get_data_loader
DataLoader = get_data_loader(self.loader.path)
data_loader = DataLoader()
data_loader.set_instance(self.content_object)
return data_loader
