def edit_children(request, obj_type, obj_ref, obj_revi):
"""
Manage html page which edits the chidren of the selected object.
Possibility to modify the `.ParentChildLink.order`, the `.ParentChildLink.quantity` and to
desactivate the `.ParentChildLink`
It computes a context dictionnary based on
.. include:: views_params.txt
"""
obj, ctx = get_generic_data(request, obj_type, obj_ref, obj_revi)
if not hasattr(obj, "get_children"):
# TODO
raise TypeError()
if request.method == "POST":
formset = get_children_formset(obj, request.POST)
if formset.is_valid():
obj.update_children(formset)
return HttpResponseRedirect("..")
else:
formset = get_children_formset(obj)
extra_columns = []
extra_fields = []
for PCLE in models.get_PCLEs(obj.object):
fields = PCLE.get_visible_fields()
if fields:
extra_columns.extend((f, PCLE._meta.get_field(f).verbose_name)
for f in fields)
prefix = PCLE._meta.module_name
extra_fields.extend('%s_%s' % (prefix, f) for f in fields)
ctx.update({'current_page':'BOM-child',
'extra_columns' : extra_columns,
'extra_fields' : extra_fields,
'children_formset': formset, })
return r2r('DisplayObjectChildEdit.htm', ctx, request)
def modify_child(self, child, new_quantity, new_order, new_unit,
**extension_data):
"""
Modifies information about *child*.
:param child: added child
:type child: :class:`.Part`
:param new_quantity: amount of *child*
:type new_quantity: positive float
:param new_order: order
:type new_order: positive int
:raises: :exc:`.PermissionError` if :attr:`_user` is not the owner of
:attr:`object`.
:raises: :exc:`.PermissionError` if :attr:`object` is not editable.
"""
self.check_permission("owner")
self.check_editable()
if isinstance(child, PLMObjectController):
child = child.object
if new_order < 0 or new_quantity < 0:
raise ValueError("Quantity or order is negative")
link = models.ParentChildLink.objects.get(parent=self.object,
child=child, end_time=None)
original_extension_data = link.get_extension_data()
if (link.quantity == new_quantity and link.order == new_order and
link.unit == new_unit and original_extension_data == extension_data):
# do not make an update if it is useless
return
link.end_time = datetime.datetime.today()
link.save()
# make a new link
link2, extensions = link.clone(quantity=new_quantity, order=new_order,
unit=new_unit, end_time=None, extension_data=extension_data)
details = ""
if link.quantity != new_quantity:
details += "quantity changes from %f to %f\n" % (link.quantity, new_quantity)
if link.order != new_order:
details += "order changes from %d to %d" % (link.order, new_order)
if link.unit != new_unit:
details += "unit changes from %s to %s" % (link.unit, new_unit)
# TODO: details of extension changes
self._save_histo("Modify - %s" % link.ACTION_NAME, details)
link2.save(force_insert=True)
# save cloned extensions
for ext in extensions:
ext.link = link2
ext.save(force_insert=True)
# add new extensions
for PCLE in models.get_PCLEs(self.object):
name = PCLE._meta.module_name
if (name in extension_data and name not in original_extension_data
and PCLE.one_per_link()):
ext = PCLE(link=link2, **extension_data[name])
ext.save()
def __init__(self, parent, *args, **kwargs):
super(AddChildForm, self).__init__(*args, **kwargs)
self._PCLEs = defaultdict(list)
for PCLE in m.get_PCLEs(parent):
for field in PCLE.get_editable_fields():
model_field = PCLE._meta.get_field(field)
form_field = model_field.formfield()
field_name = "%s_%s" % (PCLE._meta.module_name, field)
self.fields[field_name] = form_field
self._PCLEs[PCLE].append(field)
def edit_children(request, obj_type, obj_ref, obj_revi):
"""
View to edit a BOM.
:url: :samp:`/object/{obj_type}/{obj_ref}/{obj_revi}/bom-child/edit/`
.. include:: views_params.txt
**Template:**
:file:`parts/bom_edit.html`
**Context:**
``RequestContext``
``children_formset``
a formset to edit the BOM
``extra_columns``
a list of extra columns that are displayed
``extra_fields``
a list of extra fields that are editable
"""
obj, ctx = get_generic_data(request, obj_type, obj_ref, obj_revi)
if not hasattr(obj, "get_children"):
return HttpResponseBadRequest("object must be a part")
if request.method == "POST":
formset = forms.get_children_formset(obj, request.POST)
if formset.is_valid():
obj.update_children(formset)
return HttpResponseRedirect("..")
else:
formset = forms.get_children_formset(obj)
extra_columns = []
extra_fields = []
for PCLE in models.get_PCLEs(obj.object):
fields = PCLE.get_visible_fields()
if fields:
extra_columns.extend(
(f, PCLE._meta.get_field(f).verbose_name) for f in fields)
prefix = PCLE._meta.module_name
extra_fields.extend('%s_%s' % (prefix, f) for f in fields)
ctx.update({
'current_page': 'BOM-child',
'extra_columns': extra_columns,
'extra_fields': extra_fields,
'children_formset': formset,
})
return r2r('parts/bom_edit.html', ctx, request)
def edit_children(request, obj_type, obj_ref, obj_revi):
"""
View to edit a BOM.
:url: :samp:`/object/{obj_type}/{obj_ref}/{obj_revi}/bom-child/edit/`
.. include:: views_params.txt
**Template:**
:file:`parts/bom_edit.html`
**Context:**
``RequestContext``
``children_formset``
a formset to edit the BOM
``extra_columns``
a list of extra columns that are displayed
``extra_fields``
a list of extra fields that are editable
"""
obj, ctx = get_generic_data(request, obj_type, obj_ref, obj_revi)
if not hasattr(obj, "get_children"):
return HttpResponseBadRequest("object must be a part")
if request.method == "POST":
formset = forms.get_children_formset(obj, request.POST)
if formset.is_valid():
obj.update_children(formset)
return HttpResponseRedirect("..")
else:
formset = forms.get_children_formset(obj)
extra_columns = []
extra_fields = []
for PCLE in models.get_PCLEs(obj.object):
fields = PCLE.get_visible_fields()
if fields:
extra_columns.extend((f, PCLE._meta.get_field(f).verbose_name)
for f in fields)
prefix = PCLE._meta.module_name
extra_fields.extend('%s_%s' % (prefix, f) for f in fields)
ctx.update({'current_page':'BOM-child',
'extra_columns' : extra_columns,
'extra_fields' : extra_fields,
'children_formset': formset, })
return r2r('parts/bom_edit.html', ctx, request)
def display_object_child(request, obj_type, obj_ref, obj_revi):
"""
Manage html page which displays the chidren of the selected object.
It computes a context dictionnary based on
.. include:: views_params.txt
"""
obj, ctx = get_generic_data(request, obj_type, obj_ref, obj_revi)
if not hasattr(obj, "get_children"):
# TODO
raise TypeError()
date = None
level = "first"
if request.GET:
display_form = DisplayChildrenForm(request.GET)
if display_form.is_valid():
date = display_form.cleaned_data["date"]
level = display_form.cleaned_data["level"]
else:
display_form = DisplayChildrenForm(initial={"date" : datetime.datetime.now(),
"level" : "first"})
max_level = 1 if level == "first" else -1
children = obj.get_children(max_level, date=date)
if level == "last" and children:
maximum = max(children, key=attrgetter("level")).level
children = (c for c in children if c.level == maximum)
children = list(children)
extra_columns = []
extension_data = defaultdict(dict)
for PCLE in models.get_PCLEs(obj.object):
fields = PCLE.get_visible_fields()
if fields:
extra_columns.extend((f, PCLE._meta.get_field(f).verbose_name)
for f in fields)
for child in children:
link = child.link
for field in fields:
try:
e = PCLE.objects.get(link=link)
extension_data[link][field] = getattr(e, field)
except PCLE.DoesNotExist:
extension_data[link][field] = ""
ctx.update({'current_page':'BOM-child',
'children': children,
'extra_columns' : extra_columns,
'extension_data': extension_data,
"display_form" : display_form})
return r2r('DisplayObjectChild.htm', ctx, request)
def __init__(self, parent, *args, **kwargs):
super(AddChildForm, self).__init__(*args, **kwargs)
self._PCLEs = defaultdict(list)
initial = kwargs.get("initial")
if not self.is_bound and (initial is None or "order" not in initial):
orders = list(parent.parentchildlink_parent.values_list('order', flat=True))
initial_order = max(orders) + 10 if orders else 10
self.fields["order"].initial = initial_order
for PCLE in m.get_PCLEs(parent):
for field in PCLE.get_editable_fields():
model_field = PCLE._meta.get_field(field)
form_field = model_field.formfield()
field_name = "%s_%s" % (PCLE._meta.module_name, field)
self.fields[field_name] = form_field
self._PCLEs[PCLE].append(field)
def __init__(self, parent, *args, **kwargs):
super(AddChildForm, self).__init__(*args, **kwargs)
self._PCLEs = defaultdict(list)
initial = kwargs.get("initial")
if not self.is_bound and (initial is None or "order" not in initial):
orders = list(
parent.parentchildlink_parent.values_list('order', flat=True))
initial_order = max(orders) + 10 if orders else 10
self.fields["order"].initial = initial_order
for PCLE in m.get_PCLEs(parent):
for field in PCLE.get_editable_fields():
model_field = PCLE._meta.get_field(field)
form_field = model_field.formfield()
field_name = "%s_%s" % (PCLE._meta.module_name, field)
self.fields[field_name] = form_field
self._PCLEs[PCLE].append(field)
def add_child(self, child, quantity, order, unit=DEFAULT_UNIT, **extension_data):
"""
Adds *child* to *self*.
:param child: added child
:type child: :class:`.Part`
:param quantity: amount of *child*
:type quantity: positive float
:param order: order
:type order: positive int
:param unit: a valid unit
:raises: :exc:`ValueError` if *child* is already a child or a parent.
:raises: :exc:`ValueError` if *quantity* or *order* are negative.
:raises: :exc:`.PermissionError` if :attr:`_user` is not the owner of
:attr:`object`.
:raises: :exc:`.PermissionError` if :attr:`object` is not editable.
"""
if isinstance(child, PLMObjectController):
child = child.object
self.check_add_child(child)
# check if child is not already a direct child
if child.pk in (c.link.child.pk for c in self.get_children(1)):
raise ValueError("%s is already a child of %s" % (child, self.object))
if order < 0 or quantity < 0:
raise ValueError("Quantity or order is negative")
# data are valid : create the link
link = models.ParentChildLink()
link.parent = self.object
link.child = child
link.quantity = quantity
link.order = order
link.unit = unit
link.save()
# handle plces
for PCLE in models.get_PCLEs(self.object):
name = PCLE._meta.module_name
if name in extension_data and PCLE.one_per_link():
ext = PCLE(link=link, **extension_data[name])
ext.save()
# records creation in history
self._save_histo(link.ACTION_NAME,
"parent : %s\nchild : %s" % (self.object, child))
def add_fields(self, form, index):
super(BaseChildrenFormSet, self).add_fields(form, index)
form.PCLEs = defaultdict(list)
parent = form.instance.parent.get_leaf_object()
for PCLE in m.get_PCLEs(parent):
if not PCLE.one_per_link():
continue
try:
ext = PCLE.objects.get(link=form.instance)
except PCLE.DoesNotExist:
ext = None
for field in PCLE.get_editable_fields():
initial = getattr(ext, field, None)
model_field = PCLE._meta.get_field(field)
form_field = model_field.formfield(initial=initial)
field_name = "%s_%s" % (PCLE._meta.module_name, field)
if isinstance(form_field.widget, forms.TextInput):
form_field.widget.attrs["size"] = 10
form.fields[field_name] = form_field
form.PCLEs[PCLE].append(field)
def add_fields(self, form, index):
super(BaseChildrenFormSet, self).add_fields(form, index)
form.PCLEs = defaultdict(list)
try:
pcles = self.pcle_cache[form.instance.parent_id]
except KeyError:
parent = form.instance.parent.get_leaf_object()
pcles = [p for p in m.get_PCLEs(parent) if p.one_per_link()]
self.pcle_cache[parent.id] = pcles
for PCLE in pcles:
try:
ext = PCLE.objects.get(link=form.instance)
except PCLE.DoesNotExist:
ext = None
for field in PCLE.get_editable_fields():
initial = getattr(ext, field, None)
model_field = PCLE._meta.get_field(field)
form_field = model_field.formfield(initial=initial)
field_name = "%s_%s" % (PCLE._meta.module_name, field)
if isinstance(form_field.widget, forms.TextInput):
form_field.widget.attrs["size"] = 10
form.fields[field_name] = form_field
form.PCLEs[PCLE].append(field)