class EntityStartupView(EntityView):
"""base class for entity views which may also be applied to None
result set (usually a default rql is provided by the view class)
"""
__select__ = none_rset() | non_final_entity()
default_rql = None
def __init__(self, req, rset=None, **kwargs):
super(EntityStartupView, self).__init__(req, rset=rset, **kwargs)
if rset is None:
# this instance is not in the "entityview" category
self.category = 'startupview'
def startup_rql(self):
"""return some rql to be executed if the result set is None"""
return self.default_rql
def no_entities(self, **kwargs):
"""override to display something when no entities were found"""
pass
def call(self, **kwargs):
"""override call to execute rql returned by the .startup_rql method if
necessary
"""
rset = self.cw_rset
if rset is None:
rset = self.cw_rset = self._cw.execute(self.startup_rql())
if rset:
for i in range(len(rset)):
self.wview(self.__regid__, rset, row=i, **kwargs)
else:
self.no_entities(**kwargs)
class EntityView(View):
"""base class for views applying on an entity (i.e. uniform result set)"""
__select__ = non_final_entity()
category = _('entityview')
def call(self, **kwargs):
if self.cw_rset is None:
# * cw_extra_kwargs is the place where extra selection arguments are
# stored
# * when calling req.view('somevid', entity=entity), 'entity' ends
# up in cw_extra_kwargs and kwargs
#
# handle that to avoid a TypeError with a sanity check
#
# Notice that could probably be avoided by handling entity_call in
# .render
entity = self.cw_extra_kwargs.pop('entity')
if 'entity' in kwargs:
assert kwargs.pop('entity') is entity
self.entity_call(entity, **kwargs)
else:
super(EntityView, self).call(**kwargs)
def cell_call(self, row, col, **kwargs):
self.entity_call(self.cw_rset.get_entity(row, col), **kwargs)
def entity_call(self, entity, **kwargs):
raise NotImplementedError('%r %r' % (self.__regid__, self.__class__))
class SearchForAssociationView(EntityView):
"""view called by the edition view when the user asks to search for
something to link to the edited eid
"""
__regid__ = 'search-associate'
__select__ = (one_line_rset() & match_search_state('linksearch')
& non_final_entity())
title = _('search for association')
def cell_call(self, row, col):
rset, vid, divid, paginate = self.filter_box_context_info()
self.cw_rset = rset
self.w(u'<div id="%s">' % divid)
self.paginate()
self.wview(vid, rset, 'noresult')
self.w(u'</div>')
@cached
def filter_box_context_info(self):
entity = self.cw_rset.get_entity(0, 0)
role, eid, rtype, etype = self._cw.search_state[1]
assert entity.eid == int(eid)
# the default behaviour is to fetch all unrelated entities and display
# them. Use fetch_order and not fetch_unrelated_order as sort method
# since the latter is mainly there to select relevant items in the combo
# box, it doesn't give interesting result in this context
rql, args = entity.cw_unrelated_rql(rtype, etype, role,
ordermethod='fetch_order',
vocabconstraints=False)
rset = self._cw.execute(rql, args)
return rset, 'list', "search-associate-content", True
class ManagePermissionsAction(action.Action):
__regid__ = 'managepermission'
__select__ = (action.Action.__select__ & one_line_rset()
& non_final_entity() & match_user_groups('managers'))
title = _('manage permissions')
category = 'moreactions'
order = 15
def url(self):
return self.cw_rset.get_entity(self.cw_row or 0, self.cw_col
or 0).absolute_url(vid='security')
class EntityCtxComponent(CtxComponent):
"""base class for boxes related to a single entity"""
__select__ = CtxComponent.__select__ & non_final_entity() & one_line_rset()
context = 'incontext'
contextual = True
def __init__(self, *args, **kwargs):
super(EntityCtxComponent, self).__init__(*args, **kwargs)
try:
entity = kwargs['entity']
except KeyError:
entity = self.cw_rset.get_entity(self.cw_row or 0, self.cw_col
or 0)
self.entity = entity
def layout_select_args(self):
args = super(EntityCtxComponent, self).layout_select_args()
args['entity'] = self.entity
return args
@property
def domid(self):
return domid(self.__regid__) + str(self.entity.eid)
def lazy_view_holder(self, w, entity, oid, registry='views'):
"""add a holder and return a URL that may be used to replace this
holder by the html generate by the view specified by registry and
identifier. Registry defaults to 'views'.
"""
holderid = '%sHolder' % self.domid
w(u'<div id="%s"></div>' % holderid)
params = self.cw_extra_kwargs.copy()
params.pop('view', None)
params.pop('entity', None)
form = params.pop('formparams', {})
if entity.has_eid():
eid = entity.eid
else:
eid = None
form['etype'] = entity.cw_etype
form['tempEid'] = entity.eid
args = [json_dumps(x) for x in (registry, oid, eid, params)]
return self._cw.ajax_replace_url(holderid,
fname='render',
arg=args,
**form)
class ViewAction(action.Action):
__regid__ = 'view'
__select__ = (action.Action.__select__
& match_user_groups('users', 'managers')
& view_is_not_default_view() & non_final_entity())
title = _('view')
category = 'mainactions'
order = 0
def url(self):
params = self._cw.form.copy()
for param in ('vid', '__message') + controller.NAV_FORM_PARAMETERS:
params.pop(param, None)
if self._cw.ajax_request:
path = 'view'
if self.cw_rset is not None:
params = {'rql': self.cw_rset.printable_rql()}
else:
path = self._cw.relative_path(includeparams=False)
return self._cw.build_url(path, **params)
class EditionFormView(FormViewMixIn, EntityView):
"""display primary entity edition form"""
__regid__ = 'edition'
# add yes() so it takes precedence over deprecated views in baseforms,
# though not baseforms based customized view
__select__ = one_line_rset() & non_final_entity() & yes()
form_id = 'edition'
title = _('modification')
def cell_call(self, row, col, **kwargs):
entity = self.cw_rset.complete_entity(row, col)
self.render_form(entity)
def render_form(self, entity):
"""fetch and render the form"""
self.form_title(entity)
form = self._cw.vreg['forms'].select(self.form_id,
self._cw,
entity=entity,
submitmsg=self.submited_message())
self.init_form(form, entity)
form.render(w=self.w)
def init_form(self, form, entity):
"""customize your form before rendering here"""
pass
def form_title(self, entity):
"""the form view title"""
ptitle = self._cw._(self.title)
self.w(u'<div class="formTitle"><span>%s %s</span></div>' %
(entity.dc_type(), ptitle and '(%s)' % ptitle))
def submited_message(self):
"""return the message that will be displayed on successful edition"""
return self._cw._('entity edited')
class EntityFieldsForm(FieldsForm):
"""This class is designed for forms used to edit some entities. It should
handle for you all the underlying stuff necessary to properly work with the
generic :class:`~cubicweb.web.views.editcontroller.EditController`.
"""
__regid__ = 'base'
__select__ = (match_kwargs('entity')
| (one_line_rset() & non_final_entity()))
domid = 'entityForm'
uicfg_aff = uicfg.autoform_field
uicfg_affk = uicfg.autoform_field_kwargs
@iclassmethod
def field_by_name(cls_or_self, name, role=None, eschema=None):
"""return field with the given name and role. If field is not explicitly
defined for the form but `eclass` is specified, guess_field will be
called.
"""
try:
return super(EntityFieldsForm,
cls_or_self).field_by_name(name, role)
except form.FieldNotFound:
if eschema is None or role is None or name not in eschema.schema:
raise
rschema = eschema.schema.rschema(name)
# XXX use a sample target type. Document this.
tschemas = rschema.targets(eschema, role)
fieldclass = cls_or_self.uicfg_aff.etype_get(
eschema, rschema, role, tschemas[0])
kwargs = cls_or_self.uicfg_affk.etype_get(eschema, rschema, role,
tschemas[0])
if kwargs is None:
kwargs = {}
if fieldclass:
if not isinstance(fieldclass, type):
return fieldclass # already an instance
kwargs['fieldclass'] = fieldclass
if isinstance(cls_or_self, type):
req = None
else:
req = cls_or_self._cw
field = guess_field(eschema,
rschema,
role,
req=req,
eidparam=True,
**kwargs)
if field is None:
raise
return field
def __init__(self, _cw, rset=None, row=None, col=None, **kwargs):
try:
self.edited_entity = kwargs.pop('entity')
except KeyError:
self.edited_entity = rset.complete_entity(row or 0, col or 0)
msg = kwargs.pop('submitmsg', None)
super(EntityFieldsForm, self).__init__(_cw, rset, row, col, **kwargs)
self.uicfg_aff = self._cw.vreg['uicfg'].select(
'autoform_field', self._cw, entity=self.edited_entity)
self.uicfg_affk = self._cw.vreg['uicfg'].select(
'autoform_field_kwargs', self._cw, entity=self.edited_entity)
self.add_hidden('__type', self.edited_entity.cw_etype, eidparam=True)
self.add_hidden('eid', self.edited_entity.eid)
self.add_generation_time()
# mainform default to true in parent, hence default to True
if kwargs.get('mainform', True) or kwargs.get('mainentity', False):
self.add_hidden(u'__maineid', self.edited_entity.eid)
# If we need to directly attach the new object to another one
if '__linkto' in self._cw.form:
if msg:
msg = '%s %s' % (msg, self._cw._('and linked'))
else:
msg = self._cw._('entity linked')
if msg:
msgid = self._cw.set_redirect_message(msg)
self.add_hidden('_cwmsgid', msgid)
def add_generation_time(self):
# use %f to prevent (unlikely) display in exponential format
self.add_hidden('__form_generation_time',
'%.6f' % time.time(),
eidparam=True)
def add_linkto_hidden(self):
"""add the __linkto hidden field used to directly attach the new object
to an existing other one when the relation between those two is not
already present in the form.
Warning: this method must be called only when all form fields are setup
"""
for (rtype, role), eids in self.linked_to.items():
# if the relation is already setup by a form field, do not add it
# in a __linkto hidden to avoid setting it twice in the controller
try:
self.field_by_name(rtype, role)
except form.FieldNotFound:
for eid in eids:
self.add_hidden('__linkto',
'%s:%s:%s' % (rtype, eid, role))
def render(self, *args, **kwargs):
self.add_linkto_hidden()
return super(EntityFieldsForm, self).render(*args, **kwargs)
@property
@cached
def linked_to(self):
linked_to = {}
# case where this is an embeded creation form
try:
eid = int(self.cw_extra_kwargs['peid'])
except (KeyError, ValueError):
# When parent is being created, its eid is not numeric (e.g. 'A')
# hence ValueError.
pass
else:
ltrtype = self.cw_extra_kwargs['rtype']
ltrole = neg_role(self.cw_extra_kwargs['role'])
linked_to[(ltrtype, ltrole)] = [eid]
# now consider __linkto if the current form is the main form
try:
self.field_by_name('__maineid')
except form.FieldNotFound:
return linked_to
for linkto in self._cw.list_form_param('__linkto'):
ltrtype, eid, ltrole = linkto.split(':')
linked_to.setdefault((ltrtype, ltrole), []).append(int(eid))
return linked_to
def session_key(self):
"""return the key that may be used to store / retreive data about a
previous post which failed because of a validation error
"""
if self.force_session_key is not None:
return self.force_session_key
# XXX if this is a json request, suppose we should redirect to the
# entity primary view
if self._cw.ajax_request and self.edited_entity.has_eid():
return '%s#%s' % (self.edited_entity.absolute_url(), self.domid)
# XXX we should not consider some url parameters that may lead to
# different url after a validation error
return '%s#%s' % (self._cw.url(), self.domid)
def default_renderer(self):
return self._cw.vreg['formrenderers'].select(self.form_renderer_id,
self._cw,
rset=self.cw_rset,
row=self.cw_row,
col=self.cw_col,
entity=self.edited_entity)
def should_display_add_new_relation_link(self, rschema, existant, card):
return False
# controller side method (eg POST reception handling)
def actual_eid(self, eid):
# should be either an int (existant entity) or a variable (to be
# created entity)
assert eid or eid == 0, repr(eid) # 0 is a valid eid
try:
return int(eid)
except ValueError:
try:
return self._cw.data['eidmap'][eid]
except KeyError:
self._cw.data['eidmap'][eid] = None
return None
def editable_relations(self):
return ()
class EditBox(component.CtxComponent):
"""
box with all actions impacting the entity displayed: edit, copy, delete
change state, add related entities...
"""
__regid__ = 'edit_box'
title = _('actions')
order = 2
contextual = True
__select__ = component.CtxComponent.__select__ & non_final_entity()
def init_rendering(self):
super(EditBox, self).init_rendering()
_ = self._cw._
self._menus_in_order = []
self._menus_by_id = {}
# build list of actions
actions = self._cw.vreg['actions'].possible_actions(self._cw, self.cw_rset,
view=self.cw_extra_kwargs['view'])
other_menu = self._get_menu('moreactions', _('more actions'))
for category, defaultmenu in (('mainactions', self),
('moreactions', other_menu),
('addrelated', None)):
for action in actions.get(category, ()):
if action.submenu:
menu = self._get_menu(action.submenu)
else:
menu = defaultmenu
action.fill_menu(self, menu)
# if we've nothing but actions in the other_menu, add them directly into the box
if not self.items and len(self._menus_by_id) == 1 and not other_menu.is_empty():
self.items = other_menu.items
else: # ensure 'more actions' menu appears last
self._menus_in_order.remove(other_menu)
self._menus_in_order.append(other_menu)
for submenu in self._menus_in_order:
self.add_submenu(self, submenu)
if not self.items:
raise component.EmptyComponent()
def render_title(self, w):
title = self._cw._(self.title)
if self.cw_rset:
etypes = self.cw_rset.column_types(0)
if len(etypes) == 1:
plural = self.cw_rset.rowcount > 1 and 'plural' or ''
etypelabel = display_name(self._cw, next(iter(etypes)), plural)
title = u'%s - %s' % (title, etypelabel.lower())
w(title)
def render_body(self, w):
self.render_items(w)
def _get_menu(self, id, title=None, label_prefix=None):
try:
return self._menus_by_id[id]
except KeyError:
if title is None:
title = self._cw._(id)
self._menus_by_id[id] = menu = htmlwidgets.BoxMenu(title)
menu.label_prefix = label_prefix
self._menus_in_order.append(menu)
return menu
def add_submenu(self, box, submenu, label_prefix=None):
appendanyway = getattr(submenu, 'append_anyway', False)
if len(submenu.items) == 1 and not appendanyway:
boxlink = submenu.items[0]
if submenu.label_prefix:
# XXX iirk
if hasattr(boxlink, 'label'):
boxlink.label = u'%s %s' % (submenu.label_prefix, boxlink.label)
else:
boxlink = u'%s %s' % (submenu.label_prefix, boxlink)
box.append(boxlink)
elif submenu.items:
box.append(submenu)
elif appendanyway:
box.append(xml_escape(submenu.label))
class AddRelatedActions(action.Action):
"""fill 'addrelated' sub-menu of the actions box"""
__regid__ = 'addrelated'
__select__ = action.Action.__select__ & one_line_rset() & non_final_entity(
)
submenu = _('addrelated')
order = 17
def fill_menu(self, box, menu):
# when there is only one item in the sub-menu, replace the sub-menu by
# item's title prefixed by 'add'
menu.label_prefix = self._cw._('add')
super(AddRelatedActions, self).fill_menu(box, menu)
def redirect_params(self, entity):
return {
'__redirectpath': entity.rest_path(), # should not be url quoted!
'__redirectvid': self._cw.form.get('vid', '')
}
def actual_actions(self):
entity = self.cw_rset.get_entity(self.cw_row or 0, self.cw_col or 0)
eschema = entity.e_schema
params = self.redirect_params(entity)
for rschema, teschema, role in self.add_related_schemas(entity):
if rschema.role_rdef(eschema, teschema,
role).role_cardinality(role) in '1?':
if entity.related(rschema, role):
continue
if role == 'subject':
label = 'add %s %s %s %s' % (eschema, rschema, teschema, role)
url = self.linkto_url(entity, rschema, teschema, 'object',
**params)
else:
label = 'add %s %s %s %s' % (teschema, rschema, eschema, role)
url = self.linkto_url(entity, rschema, teschema, 'subject',
**params)
yield self.build_action(self._cw._(label), url)
def add_related_schemas(self, entity):
"""this is actually used ui method to generate 'addrelated' actions from
the schema.
If you don't want any auto-generated actions, you should overrides this
method to return an empty list. If you only want some, you can configure
them by using uicfg.actionbox_appearsin_addmenu
"""
appearsin_addmenu = self._cw.vreg['uicfg'].select(
'actionbox_appearsin_addmenu', self._cw, entity=entity)
req = self._cw
eschema = entity.e_schema
for role, rschemas in (('subject', eschema.subject_relations()),
('object', eschema.object_relations())):
for rschema in rschemas:
if rschema.final:
continue
for teschema in rschema.targets(eschema, role):
if not appearsin_addmenu.etype_get(eschema, rschema, role,
teschema):
continue
rdef = rschema.role_rdef(eschema, teschema, role)
# check the relation can be added
# XXX consider autoform_permissions_overrides?
if role == 'subject' and not rdef.has_perm(
req, 'add', fromeid=entity.eid):
continue
if role == 'object' and not rdef.has_perm(
req, 'add', toeid=entity.eid):
continue
# check the target types can be added as well
if teschema.may_have_permission('add', req):
yield rschema, teschema, role
def linkto_url(self, entity, rtype, etype, target, **kwargs):
return self._cw.vreg["etypes"].etype_class(etype).cw_create_url(
self._cw,
__linkto='%s:%s:%s' % (rtype, entity.eid, target),
**kwargs)
class FilterBox(FacetFilterMixIn, component.CtxComponent):
"""filter results of a query"""
__regid__ = 'facet.filterbox'
__select__ = ((non_final_entity() & has_facets())
| contextview_selector()) # can't use has_facets because of
# contextview mecanism
context = 'left' # XXX doesn't support 'incontext', only 'left' or 'right'
title = _('facet.filters')
visible = True # functionality provided by the search box by default
order = 1
bk_linkbox_template = u'<div class="facetTitle">%s</div>'
def render_body(self, w, **kwargs):
req = self._cw
rset, vid, divid, paginate = self._get_context()
assert len(rset) > 1
if vid is None:
vid = req.form.get('vid')
if self.bk_linkbox_template and req.vreg.schema['Bookmark'].has_perm(
req, 'add'):
w(self.bookmark_link(rset))
w(self.focus_link(rset))
hiddens = {}
for param in ('subvid', 'vtitle'):
if param in req.form:
hiddens[param] = req.form[param]
self.generate_form(w,
rset,
divid,
vid,
paginate=paginate,
hiddens=hiddens,
**self.cw_extra_kwargs)
def _get_context(self):
view = self.cw_extra_kwargs.get('view')
context = getattr(view, 'filter_box_context_info', lambda: None)()
if context:
rset, vid, divid, paginate = context
else:
rset = self.cw_rset
vid, divid = None, 'contentmain'
paginate = view and view.paginable
return rset, vid, divid, paginate
def bookmark_link(self, rset):
req = self._cw
bk_path = u'rql=%s' % req.url_quote(rset.printable_rql())
if req.form.get('vid'):
bk_path += u'&vid=%s' % req.url_quote(req.form['vid'])
bk_path = u'view?' + bk_path
bk_title = req._('my custom search')
linkto = u'bookmarked_by:%s:subject' % req.user.eid
bkcls = req.vreg['etypes'].etype_class('Bookmark')
bk_add_url = bkcls.cw_create_url(req,
path=bk_path,
title=bk_title,
__linkto=linkto)
bk_base_url = bkcls.cw_create_url(req, title=bk_title, __linkto=linkto)
bk_link = u'<a cubicweb:target="%s" id="facetBkLink" href="%s">%s</a>' % (
xml_escape(bk_base_url), xml_escape(bk_add_url),
req._('bookmark this search'))
return self.bk_linkbox_template % bk_link
def focus_link(self, rset):
return self.bk_linkbox_template % tags.a(
self._cw._('focus on this selection'),
href=self._cw.url(),
id='focusLink')
class InlineEntityEditionFormView(f.FormViewMixIn, EntityView):
"""
:attr peid: the parent entity's eid hosting the inline form
:attr rtype: the relation bridging `etype` and `peid`
:attr role: the role played by the `peid` in the relation
:attr pform: the parent form where this inlined form is being displayed
"""
__regid__ = 'inline-edition'
__select__ = non_final_entity() & match_kwargs('peid', 'rtype')
_select_attrs = ('peid', 'rtype', 'role', 'pform', 'etype')
removejs = "removeInlinedEntity('%s', '%s', '%s')"
form_renderer_id = 'inline'
# make pylint happy
peid = rtype = role = pform = etype = None
def __init__(self, *args, **kwargs):
for attr in self._select_attrs:
# don't pop attributes from kwargs, so the end-up in
# self.cw_extra_kwargs which is then passed to the edition form (see
# the .form method)
setattr(self, attr, kwargs.get(attr))
super(InlineEntityEditionFormView, self).__init__(*args, **kwargs)
def _entity(self):
assert self.cw_row is not None, self
return self.cw_rset.get_entity(self.cw_row, self.cw_col)
@property
def petype(self):
assert isinstance(self.peid, int)
pentity = self._cw.entity_from_eid(self.peid)
return pentity.e_schema.type
@property
@cached
def form(self):
entity = self._entity()
form = self._cw.vreg['forms'].select(
'edition',
self._cw,
entity=entity,
formtype='inlined',
form_renderer_id=self.form_renderer_id,
copy_nav_params=False,
mainform=False,
parent_form=self.pform,
**self.cw_extra_kwargs)
if self.pform is None:
form.restore_previous_post(form.session_key())
# assert form.parent_form
self.add_hiddens(form, entity)
return form
def cell_call(self, row, col, i18nctx, **kwargs):
"""
:param peid: the parent entity's eid hosting the inline form
:param rtype: the relation bridging `etype` and `peid`
:param role: the role played by the `peid` in the relation
"""
entity = self._entity()
divonclick = "restoreInlinedEntity('%s', '%s', '%s')" % (
self.peid, self.rtype, entity.eid)
self.render_form(i18nctx, divonclick=divonclick, **kwargs)
def _get_removejs(self):
"""
Don't display the remove link in edition form if the
cardinality is 1. Handled in InlineEntityCreationFormView for
creation form.
"""
entity = self._entity()
rdef = entity.e_schema.rdef(self.rtype, neg_role(self.role),
self.petype)
card = rdef.role_cardinality(self.role)
if card == '1': # don't display remove link
return None
# if cardinality is 1..n (+), dont display link to remove an inlined form for the first form
# allowing to edit the relation. To detect so:
#
# * if parent form (pform) is None, we're generated through an ajax call and so we know this
# is not the first form
#
# * if parent form is not None, look for previous InlinedFormField in the parent's form
# fields
if card == '+' and self.pform is not None:
# retrieve all field'views handling this relation and return None if we're the first of
# them
first_view = next(
iter((f.view for f in self.pform.fields
if isinstance(f, InlinedFormField) and f.view.rtype ==
self.rtype and f.view.role == self.role)))
if self == first_view:
return None
return self.removejs and self.removejs % (self.peid, self.rtype,
entity.eid)
def render_form(self, i18nctx, **kwargs):
"""fetch and render the form"""
entity = self._entity()
divid = '%s-%s-%s' % (self.peid, self.rtype, entity.eid)
title = self.form_title(entity, i18nctx)
removejs = self._get_removejs()
countkey = '%s_count' % self.rtype
try:
self._cw.data[countkey] += 1
except KeyError:
self._cw.data[countkey] = 1
self.form.render(w=self.w,
divid=divid,
title=title,
removejs=removejs,
i18nctx=i18nctx,
counter=self._cw.data[countkey],
**kwargs)
def form_title(self, entity, i18nctx):
return self._cw.pgettext(i18nctx, entity.cw_etype)
def add_hiddens(self, form, entity):
"""to ease overriding (see cubes.vcsfile.views.forms for instance)"""
iid = 'rel-%s-%s-%s' % (self.peid, self.rtype, entity.eid)
# * str(self.rtype) in case it's a schema object
# * neged_role() since role is the for parent entity, we want the role
# of the inlined entity
form.add_hidden(name=str(self.rtype),
value=self.peid,
role=neg_role(self.role),
eidparam=True,
id=iid)
def keep_entity(self, form, entity):
if not entity.has_eid():
return True
# are we regenerating form because of a validation error?
if form.form_previous_values:
cdvalues = self._cw.list_form_param(
eid_param(self.rtype, self.peid), form.form_previous_values)
if str(entity.eid) not in cdvalues:
return False
return True
class RSSFeedURL(Component):
__regid__ = 'rss_feed_url'
__select__ = non_final_entity()
def feed_url(self):
return self._cw.build_url(rql=self.cw_rset.limited_rql(), vid='rss')
class AutoClickAndEditFormView(EntityView):
__regid__ = 'reledit'
__select__ = non_final_entity() & match_kwargs('rtype')
# ui side continuations
_onclick = (
u"cw.reledit.loadInlineEditionForm('%(formid)s', %(eid)s, '%(rtype)s', '%(role)s', "
"'%(divid)s', %(reload)s, '%(vid)s', '%(action)s');")
_cancelclick = "cw.reledit.cleanupAfterCancel('%s')"
# ui side actions/buttons
_addzone = u'<img title="%(msg)s" src="%(logo)s" alt="%(msg)s"/>'
_addmsg = _('click to add a value')
_addlogo = 'plus.png'
_deletezone = u'<img title="%(msg)s" src="%(logo)s" alt="%(msg)s"/>'
_deletemsg = _('click to delete this value')
_deletelogo = 'cancel.png'
_editzone = u'<img title="%(msg)s" src="%(logo)s" alt="%(msg)s"/>'
_editzonemsg = _('click to edit this field')
_editlogo = 'pen_icon.png'
# renderer
_form_renderer_id = 'base'
def entity_call(
self,
entity,
rtype=None,
role='subject',
reload=False, # controls reloading the whole page after change
# boolean, eid (to redirect), or
# function taking the subject entity & returning a boolean or an eid
rvid=None, # vid to be applied to other side of rtype (non final relations only)
default_value=None,
formid='base',
action=None):
"""display field to edit entity's `rtype` relation on click"""
assert rtype
self._cw.add_css('cubicweb.form.css')
self._cw.add_js(
('cubicweb.reledit.js', 'cubicweb.edition.js', 'cubicweb.ajax.js'))
self.entity = entity
rschema = self._cw.vreg.schema[rtype]
rctrl = self._cw.vreg['uicfg'].select('reledit',
self._cw,
entity=entity)
self._rules = rctrl.etype_get(self.entity.e_schema.type, rschema.type,
role, '*')
reload = self._compute_reload(rschema, role, reload)
divid = self._build_divid(rtype, role, self.entity.eid)
if rschema.final:
self._handle_attribute(rschema, role, divid, reload, action)
else:
if self._is_composite():
self._handle_composite(rschema, role, divid, reload, formid,
action)
else:
self._handle_relation(rschema, role, divid, reload, formid,
action)
def _handle_attribute(self, rschema, role, divid, reload, action):
rvid = self._rules.get('rvid', None)
if rvid is not None:
value = self._cw.view(rvid,
entity=self.entity,
rtype=rschema.type,
role=role)
else:
value = self.entity.printable_value(rschema.type)
if not self._should_edit_attribute(rschema):
self.w(value)
return
form, renderer = self._build_form(self.entity, rschema, role, divid,
'base', reload, action)
value = value or self._compute_default_value(rschema, role)
self.view_form(divid, value, form, renderer)
def _compute_formid_value(self, rschema, role, rvid, formid):
related_rset = self.entity.related(rschema.type, role)
if related_rset:
value = self._cw.view(rvid, related_rset)
else:
value = self._compute_default_value(rschema, role)
if not self._should_edit_relation(rschema, role):
return None, value
return formid, value
def _handle_relation(self, rschema, role, divid, reload, formid, action):
rvid = self._rules.get('rvid', 'autolimited')
formid, value = self._compute_formid_value(rschema, role, rvid, formid)
if formid is None:
return self.w(value)
form, renderer = self._build_form(self.entity, rschema, role,
divid, formid, reload, action,
dict(vid=rvid))
self.view_form(divid, value, form, renderer)
def _handle_composite(self, rschema, role, divid, reload, formid, action):
# this is for attribute-like composites (1 target type, 1 related entity at most, for now)
entity = self.entity
related_rset = entity.related(rschema.type, role)
add_related = self._may_add_related(related_rset, rschema, role)
edit_related = self._may_edit_related_entity(related_rset, rschema,
role)
delete_related = edit_related and self._may_delete_related(
related_rset, rschema, role)
rvid = self._rules.get('rvid', 'autolimited')
formid, value = self._compute_formid_value(rschema, role, rvid, formid)
if formid is None or not (edit_related or add_related):
# till we learn to handle cases where not (edit_related or add_related)
self.w(value)
return
form, renderer = self._build_form(entity, rschema, role, divid, formid,
reload, action, dict(vid=rvid))
self.view_form(divid, value, form, renderer, edit_related, add_related,
delete_related)
@cached
def _compute_ttypes(self, rschema, role):
dual_role = neg_role(role)
return getattr(rschema, '%ss' % dual_role)()
def _compute_reload(self, rschema, role, reload):
ctrl_reload = self._rules.get('reload', reload)
if callable(ctrl_reload):
ctrl_reload = ctrl_reload(self.entity)
if isinstance(ctrl_reload, int) and ctrl_reload > 1: # not True/False
ctrl_reload = self._cw.build_url(ctrl_reload)
return ctrl_reload
def _compute_default_value(self, rschema, role):
default = self._rules.get('novalue_label')
if default is None:
if self._rules.get('novalue_include_rtype'):
default = self._cw._('<%s not specified>') % display_name(
self._cw, rschema.type, role)
else:
default = self._cw._('<not specified>')
else:
default = self._cw._(default)
return xml_escape(default)
def _is_composite(self):
return self._rules.get('edit_target') == 'related'
def _may_add_related(self, related_rset, rschema, role):
""" ok for attribute-like composite entities """
ttypes = self._compute_ttypes(rschema, role)
if len(ttypes) > 1: # many etypes: learn how to do it
return False
rdef = rschema.role_rdef(self.entity.e_schema, ttypes[0], role)
card = rdef.role_cardinality(role)
if related_rset or card not in '?1':
return False
if role == 'subject':
kwargs = {'fromeid': self.entity.eid}
else:
kwargs = {'toeid': self.entity.eid}
return rdef.has_perm(self._cw, 'add', **kwargs)
def _may_edit_related_entity(self, related_rset, rschema, role):
""" controls the edition of the related entity """
ttypes = self._compute_ttypes(rschema, role)
if len(ttypes) > 1 or len(related_rset.rows) != 1:
return False
if self.entity.e_schema.rdef(rschema,
role).role_cardinality(role) not in '?1':
return False
return related_rset.get_entity(0, 0).cw_has_perm('update')
def _may_delete_related(self, related_rset, rschema, role):
# we assume may_edit_related, only 1 related entity
if not related_rset:
return False
rentity = related_rset.get_entity(0, 0)
entity = self.entity
if role == 'subject':
kwargs = {'fromeid': entity.eid, 'toeid': rentity.eid}
cardinality = rschema.rdefs[(entity.cw_etype,
rentity.cw_etype)].cardinality[0]
else:
kwargs = {'fromeid': rentity.eid, 'toeid': entity.eid}
cardinality = rschema.rdefs[(rentity.cw_etype,
entity.cw_etype)].cardinality[1]
if cardinality in '1+':
return False
# NOTE: should be sufficient given a well built schema/security
return rschema.has_perm(self._cw, 'delete', **kwargs)
def _build_zone(self, zonedef, msg, logo):
return zonedef % {
'msg': xml_escape(self._cw._(msg)),
'logo': xml_escape(self._cw.data_url(logo))
}
def _build_edit_zone(self):
return self._build_zone(self._editzone, self._editzonemsg,
self._editlogo)
def _build_delete_zone(self):
return self._build_zone(self._deletezone, self._deletemsg,
self._deletelogo)
def _build_add_zone(self):
return self._build_zone(self._addzone, self._addmsg, self._addlogo)
def _build_divid(self, rtype, role, entity_eid):
""" builds an id for the root div of a reledit widget """
return '%s-%s-%s' % (rtype, role, entity_eid)
def _build_args(self,
entity,
rtype,
role,
formid,
reload,
action,
extradata=None):
divid = self._build_divid(rtype, role, entity.eid)
event_args = {
'divid': divid,
'eid': entity.eid,
'rtype': rtype,
'formid': formid,
'reload': json_dumps(reload),
'action': action,
'role': role,
'vid': u''
}
if extradata:
event_args.update(extradata)
return event_args
def _prepare_form(self, entity, rschema, role, action):
assert action in ('edit_rtype', 'edit_related', 'add',
'delete'), action
if action == 'edit_rtype':
return False, entity
label = True
if action in ('edit_related', 'delete'):
edit_entity = entity.related(rschema, role).get_entity(0, 0)
elif action == 'add':
add_etype = self._compute_ttypes(rschema, role)[0]
_new_entity = self._cw.vreg['etypes'].etype_class(add_etype)(
self._cw)
_new_entity.eid = next(self._cw.varmaker)
edit_entity = _new_entity
# XXX see forms.py ~ 276 and entities.linked_to method
# is there another way?
self._cw.form['__linkto'] = '%s:%s:%s' % (rschema, entity.eid,
neg_role(role))
assert edit_entity
return label, edit_entity
def _build_renderer(self, related_entity, display_label):
return self._cw.vreg['formrenderers'].select(
self._form_renderer_id,
self._cw,
entity=related_entity,
display_label=display_label,
table_class='attributeForm' if display_label else '',
display_help=False,
button_bar_class='buttonbar',
display_progress_div=False)
def _build_form(self,
entity,
rschema,
role,
divid,
formid,
reload,
action,
extradata=None,
**formargs):
rtype = rschema.type
event_args = self._build_args(entity, rtype, role, formid, reload,
action, extradata)
if not action:
form = _DummyForm()
form.event_args = event_args
return form, None
label, edit_entity = self._prepare_form(entity, rschema, role, action)
cancelclick = self._cancelclick % divid
form = self._cw.vreg['forms'].select(
formid,
self._cw,
rset=edit_entity.as_rset(),
entity=edit_entity,
domid='%s-form' % divid,
formtype='inlined',
action=self._cw.build_url(
'validateform',
__onsuccess='window.parent.cw.reledit.onSuccess'),
cwtarget='eformframe',
cssclass='releditForm',
**formargs)
# pass reledit arguments
for pname, pvalue in event_args.items():
form.add_hidden('__reledit|' + pname, pvalue)
# handle buttons
if form.form_buttons: # edition, delete
form_buttons = []
for button in form.form_buttons:
if not button.label.endswith('apply'):
if button.label.endswith('cancel'):
button = copy.deepcopy(button)
button.cwaction = None
button.onclick = cancelclick
if 'class' in button.attrs:
new_class = button.attrs['class'].replace(
'cwjs-edition-cancel', '')
button.attrs['class'] = new_class
form_buttons.append(button)
form.form_buttons = form_buttons
else: # base
form.form_buttons = [
SubmitButton(),
Button(stdmsgs.BUTTON_CANCEL, onclick=cancelclick)
]
form.event_args = event_args
if formid == 'base':
field = form.field_by_name(rtype, role, entity.e_schema)
form.append_field(field)
return form, self._build_renderer(edit_entity, label)
def _should_edit_attribute(self, rschema):
entity = self.entity
rdef = entity.e_schema.rdef(rschema)
# check permissions
if not entity.cw_has_perm('update'):
return False
rdef = entity.e_schema.rdef(rschema)
return rdef.has_perm(self._cw, 'update', eid=entity.eid)
def _should_edit_relation(self, rschema, role):
eeid = self.entity.eid
perm_args = {'fromeid': eeid} if role == 'subject' else {'toeid': eeid}
return rschema.has_perm(self._cw, 'add', **perm_args)
def _open_form_wrapper(self, divid, value, form, renderer, _edit_related,
_add_related, _delete_related):
w = self.w
w(
u'<div id="%(id)s-reledit" onmouseout="%(out)s" onmouseover="%(over)s" class="%(css)s">'
% {
'id': divid,
'css': 'releditField',
'out': "jQuery('#%s').addClass('invisible')" % divid,
'over': "jQuery('#%s').removeClass('invisible')" % divid
})
w(u'<div id="%s-value" class="editableFieldValue">' % divid)
w(value)
w(u'</div>')
form.render(w=w, renderer=renderer)
w(u'<div id="%s" class="editableField invisible">' % divid)
def _edit_action(self, divid, args, edit_related, add_related,
_delete_related):
# XXX disambiguate wrt edit_related
if not add_related: # currently, excludes edition
w = self.w
args['formid'] = 'edition' if edit_related else 'base'
args['action'] = 'edit_related' if edit_related else 'edit_rtype'
w(u'<div id="%s-update" class="editableField" onclick="%s" title="%s">'
% (divid, xml_escape(
self._onclick % args), self._cw._(self._editzonemsg)))
w(self._build_edit_zone())
w(u'</div>')
def _add_action(self, divid, args, _edit_related, add_related,
_delete_related):
if add_related:
w = self.w
args['formid'] = 'edition'
args['action'] = 'add'
w(u'<div id="%s-add" class="editableField" onclick="%s" title="%s">'
% (divid, xml_escape(
self._onclick % args), self._cw._(self._addmsg)))
w(self._build_add_zone())
w(u'</div>')
def _del_action(self, divid, args, _edit_related, _add_related,
delete_related):
if delete_related:
w = self.w
args['formid'] = 'deleteconf'
args['action'] = 'delete'
w(u'<div id="%s-delete" class="editableField" onclick="%s" title="%s">'
% (divid, xml_escape(
self._onclick % args), self._cw._(self._deletemsg)))
w(self._build_delete_zone())
w(u'</div>')
def _close_form_wrapper(self):
self.w(u'</div>')
self.w(u'</div>')
def view_form(self,
divid,
value,
form=None,
renderer=None,
edit_related=False,
add_related=False,
delete_related=False):
self._open_form_wrapper(divid, value, form, renderer, edit_related,
add_related, delete_related)
args = form.event_args.copy()
self._edit_action(divid, args, edit_related, add_related,
delete_related)
self._add_action(divid, args, edit_related, add_related,
delete_related)
self._del_action(divid, args, edit_related, add_related,
delete_related)
self._close_form_wrapper()
