ajax_table_view.py
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# -*- coding: utf-8 -*-
from common.decorators import render_ajax, ajax, AjaxError
from common.util import FakeQueryset
from dictionary.forms import LexemeClosedAttributeForm
from management.forms import CellRestrictionsForm, GenderForm, \
AttributeValuesForm, BaseFormLabelForm, CSSClassForm, TemplatePreviewForm, \
TemplatePreviewGenderForm
from dictionary.models import Gender, LexemeAttributeValue
from tables.models import Variant, TableTemplate, TableCell, ExportCell, \
TableHeader
from patterns.models import BaseFormLabel, PatternType
def tt_params(tt):
pt_queryset = tt.pattern_types.all()
p_types = FakeQueryset(pt_queryset)
parts_of_speech = list(tt.parts_of_speech.all())
color_scheme = parts_of_speech[0].color_scheme
bfls = BaseFormLabel.objects.filter(patterntype__in=p_types).distinct()
return bfls, color_scheme, p_types
@render_ajax(template='table_edit_form.html', method='get',
permission_required='dictionary.manage_vocabulary')
def table_edit_form(request, template_id):
tt = TableTemplate.objects.get(id=template_id)
tt_attrs = tt.cell_attributes.prefetch_related('values')
def cr_form(x):
return CellRestrictionsForm(
x.pattern_types.all(), p_types, prefix=prefix)
def gender_form(x):
return GenderForm(x.genders.all(), prefix=prefix)
def attr_forms(x):
vals = x.attribute_values.all()
return [
AttributeValuesForm(
attr, [v for v in vals if v.attribute == attr],
prefix='%s_%s' % (prefix, attr.id))
for attr in tt_attrs]
form_rows = []
bfls, color_scheme, p_types = tt_params(tt)
table_cells = tt.table_cells.prefetch_related(
'pattern_types', 'attribute_values', 'genders')
export_cells = tt.export_cells.prefetch_related(
'pattern_types', 'attribute_values', 'genders').select_related(
'base_form_label')
headers = tt.headers.prefetch_related(
'pattern_types', 'attribute_values', 'genders')
for tc in table_cells:
prefix = u'tc%s' % tc.id
bfl_form = BaseFormLabelForm(
bfls, tc.base_form_label_id, prefix=prefix)
g_form = gender_form(tc) if tt.takes_gender else None
form_rows.append((
(tc.row, tc.col, tc.rowspan, tc.colspan, tc.index),
('table', bfl_form, tc.prefix, tc.suffix, tc.qualifier),
cr_form(tc),
g_form,
attr_forms(tc),
))
for ec in export_cells:
prefix = u'ec%s' % ec.id
bfl_form = BaseFormLabelForm(
bfls, ec.base_form_label_id, prefix=prefix)
g_form = gender_form(ec) if tt.takes_gender else None
form_rows.append((
ec.tag_template,
('export', bfl_form, ec.prefix, ec.suffix),
cr_form(ec),
g_form,
attr_forms(ec),
ec.base_form_label.index,
))
for header in headers:
prefix = u'th%s' % header.id
class_form = CSSClassForm(
header.css_class, prefix=prefix)
g_form = gender_form(header) if tt.takes_gender else None
form_rows.append((
(header.row, header.col, header.rowspan, header.colspan),
('header', header.label, class_form),
cr_form(header),
g_form,
attr_forms(header),
))
if export_cells:
form_rows.sort(key=lambda row: (row[-1], row[0], row[1][2:]))
export = True
else:
form_rows.sort()
export = False
return {
'form_rows': form_rows,
'color_scheme': color_scheme,
'export': export,
'template_attrs': tt_attrs,
'takes_gender': tt.takes_gender,
'template_type': tt.variant.type,
}
@render_ajax(template='table_edit_row.html', method='get',
permission_required='dictionary.manage_vocabulary')
def new_template_row(request, template_id, row_type, num):
tt = TableTemplate.objects.get(id=template_id)
bfls, color_scheme, p_types = tt_params(tt)
prefix = 'new%s' % num
if row_type == 'export':
coord = ''
elif row_type == 'table':
coord = ('', '', '1', '1', '1')
else:
coord = ('', '', '1', '1')
params = [row_type]
if row_type != 'header':
bfl_form = BaseFormLabelForm(bfls, prefix=prefix)
params.extend([bfl_form, '', ''])
else:
class_form = CSSClassForm(prefix=prefix)
params.extend(['', class_form])
if row_type == 'table':
params.extend([''])
form = CellRestrictionsForm(p_types, p_types, prefix=prefix)
return {
'coord': coord,
'params': params,
'cr_form': form,
'gender_form': GenderForm(),
'attr_forms': [
AttributeValuesForm(attr) for attr in tt.cell_attributes.all()],
'takes_gender': tt.takes_gender,
}
@render_ajax(template='template_preview_form.html', method='get')
def template_preview_form(request, template_id):
tt = TableTemplate.objects.get(id=template_id)
p_types = tt.pattern_types.all()
form = TemplatePreviewForm(p_types)
if tt.takes_gender:
gender_form = TemplatePreviewGenderForm()
else:
gender_form = None
attr_forms = [
LexemeClosedAttributeForm(attr) for attr in tt.cell_attributes.all()]
return {'form': form, 'gender_form': gender_form, 'attr_forms': attr_forms}
@render_ajax(template='table_preview.html', method='get')
def template_preview(request, template_id, pattern_type_id, gender_id,
attr_data):
tt = TableTemplate.objects.get(id=template_id)
if tt.variant.type != Variant.TYPE_TABLE:
return {}
pt = PatternType.objects.get(id=pattern_type_id)
if gender_id:
gender = Gender.objects.get(id=gender_id)
else:
gender = None
attr_vals = LexemeAttributeValue.objects.filter(id__in=attr_data)
table = tt.render_with_pattern_type(pt, gender, attr_vals, span=True)
part_of_speech = tt.parts_of_speech.all()[0]
return {'table': table, 'color_scheme': part_of_speech.color_scheme}
@ajax(method='post', permission_required='dictionary.manage_vocabulary')
def save_template(request, template_id, table_cells, headers, export_cells):
def add_restrictions(x):
x.pattern_types = pts
if genders:
x.genders = genders
x.attribute_values = attr_vals
tt = TableTemplate.objects.get(id=template_id)
tt.table_cells.all().delete()
tt.headers.all().delete()
tt.export_cells.all().delete()
for tc_data in table_cells:
row, col, rspan, cspan, index, bfl, prefix, suffix, qualifier, pts, \
genders, attr_vals = tc_data
tc = TableCell(
table_template=tt,
row=row, col=col, rowspan=rspan, colspan=cspan, index=index,
base_form_label_id=bfl, prefix=prefix, suffix=suffix,
qualifier=qualifier)
tc.save()
add_restrictions(tc)
for h_data in headers:
row, col, rspan, cspan, label, css_class, pts, genders, \
attr_vals = h_data
th = TableHeader(
table_template=tt,
row=row, col=col, rowspan=rspan, colspan=cspan, label=label,
css_class=css_class)
th.save()
add_restrictions(th)
for ec_data in export_cells:
bfl, prefix, suffix, tag_template, pts, genders, \
attr_vals = ec_data
if not bfl:
raise AjaxError("A base form label can't be empty")
ec = ExportCell(
table_template=tt,
base_form_label_id=bfl, prefix=prefix, suffix=suffix,
tag_template=tag_template)
ec.save()
add_restrictions(ec)
return {}