web/views/forms.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Fri, 05 Jun 2009 15:09:20 +0200
changeset 2058 7ef12c03447c
parent 2050 ce184fdb1e56
child 2088 4ec37d33657e
permissions -rw-r--r--
nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
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"""some base form classes for CubicWeb web client
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:organization: Logilab
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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"""
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__docformat__ = "restructuredtext en"
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from warnings import warn
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from logilab.common.compat import any
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from logilab.common.decorators import iclassmethod
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from cubicweb.selectors import non_final_entity, match_kwargs, one_line_rset
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from cubicweb.web import INTERNAL_FIELD_VALUE, eid_param
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from cubicweb.web import form, formwidgets as fwdgs
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from cubicweb.web.controller import NAV_FORM_PARAMETERS
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from cubicweb.web.formfields import HiddenInitialValueField, StringField
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class FieldsForm(form.Form):
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    id = 'base'
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    is_subform = False
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    # attributes overrideable through __init__
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    internal_fields = ('__errorurl',) + NAV_FORM_PARAMETERS
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    needs_js = ('cubicweb.ajax.js', 'cubicweb.edition.js',)
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    needs_css = ('cubicweb.form.css',)
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    domid = 'form'
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    title = None
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    action = None
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    onsubmit = "return freezeFormButtons('%(domid)s');"
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    cssclass = None
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    cssstyle = None
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    cwtarget = None
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    redirect_path = None
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    copy_nav_params = False
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    form_buttons = None # form buttons (button widgets instances)
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    form_renderer_id = 'default'
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    def __init__(self, req, rset=None, row=None, col=None,
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                 submitmsg=None, mainform=True,
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                 **kwargs):
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        super(FieldsForm, self).__init__(req, rset, row=row, col=col)
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        self.fields = list(self.__class__._fields_)
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        for key, val in kwargs.items():
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            if key in NAV_FORM_PARAMETERS:
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                self.form_add_hidden(key, val)
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            else:
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                assert hasattr(self.__class__, key) and not key[0] == '_', key
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                setattr(self, key, val)
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        if mainform:
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            self.form_add_hidden('__errorurl', self.session_key())
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            self.form_add_hidden('__domid', self.domid)
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        if self.copy_nav_params:
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            for param in NAV_FORM_PARAMETERS:
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                if not param in kwargs:
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                    value = req.form.get(param)
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                    if value:
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                        self.form_add_hidden(param, value)
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        if submitmsg is not None:
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            self.form_add_hidden('__message', submitmsg)
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        self.context = None
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        if 'domid' in kwargs:# session key changed
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            self.restore_previous_post(self.session_key())
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    @iclassmethod
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    def _fieldsattr(cls_or_self):
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        if isinstance(cls_or_self, type):
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            fields = cls_or_self._fields_
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        else:
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            fields = cls_or_self.fields
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        return fields
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    @iclassmethod
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    def field_by_name(cls_or_self, name, role='subject'):
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        """return field with the given name and role.
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        Raise FieldNotFound if the field can't be found.
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        """
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        for field in cls_or_self._fieldsattr():
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            if field.name == name and field.role == role:
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                return field
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        raise form.FieldNotFound(name)
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    @iclassmethod
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    def fields_by_name(cls_or_self, name, role='subject'):
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        """return a list of fields with the given name and role"""
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        return [field for field in cls_or_self._fieldsattr()
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                if field.name == name and field.role == role]
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    @iclassmethod
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    def remove_field(cls_or_self, field):
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        """remove a field from form class or instance"""
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        cls_or_self._fieldsattr().remove(field)
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    @iclassmethod
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    def append_field(cls_or_self, field):
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        """append a field to form class or instance"""
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        cls_or_self._fieldsattr().append(field)
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    @iclassmethod
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    def insert_field_before(cls_or_self, new_field, name, role='subject'):
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        field = cls_or_self.field_by_name(name, role)
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        fields = cls_or_self._fieldsattr()
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        fields.insert(fields.index(field), new_field)
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    @iclassmethod
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    def insert_field_after(cls_or_self, new_field, name, role='subject'):
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        field = cls_or_self.field_by_name(name, role)
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        fields = cls_or_self._fieldsattr()
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        fields.insert(fields.index(field)+1, new_field)
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    @property
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    def form_needs_multipart(self):
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        """true if the form needs enctype=multipart/form-data"""
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        return any(field.needs_multipart for field in self.fields)
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    def form_add_hidden(self, name, value=None, **kwargs):
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        """add an hidden field to the form"""
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        field = StringField(name=name, widget=fwdgs.HiddenInput, initial=value,
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                            **kwargs)
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        if 'id' in kwargs:
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            # by default, hidden input don't set id attribute. If one is
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            # explicitly specified, ensure it will be set
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            field.widget.setdomid = True
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        self.append_field(field)
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        return field
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    def add_media(self):
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        """adds media (CSS & JS) required by this widget"""
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        if self.needs_js:
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            self.req.add_js(self.needs_js)
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        if self.needs_css:
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            self.req.add_css(self.needs_css)
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   138
    def form_render(self, **values):
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        """render this form, using the renderer given in args or the default
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        FormRenderer()
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        """
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        renderer = values.pop('renderer', None)
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        if renderer is None:
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            renderer = self.form_default_renderer()
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        return renderer.render(self, values)
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   146
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    def form_default_renderer(self):
2058
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        return self.vreg.select('formrenderers', self.form_renderer_id,
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                                self.req, rset=self.rset,
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                                row=self.row, col=self.col)
2005
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    def form_build_context(self, rendervalues=None):
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        """build form context values (the .context attribute which is a
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        dictionary with field instance as key associated to a dictionary
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        containing field 'name' (qualified), 'id', 'value' (for display, always
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        a string).
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        rendervalues is an optional dictionary containing extra kwargs given to
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   159
        form_render()
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   160
        """
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   161
        self.context = context = {}
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        # ensure rendervalues is a dict
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        if rendervalues is None:
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            rendervalues = {}
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        # use a copy in case fields are modified while context is build (eg
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        # __linkto handling for instance)
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        for field in self.fields[:]:
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            for field in field.actual_fields(self):
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                field.form_init(self)
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                value = self.form_field_display_value(field, rendervalues)
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                context[field] = {'value': value,
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                                  'name': self.form_field_name(field),
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                                  'id': self.form_field_id(field),
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   174
                                  }
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   175
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    def form_field_display_value(self, field, rendervalues, load_bytes=False):
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        """return field's *string* value to use for display
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   178
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        looks in
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        1. previously submitted form values if any (eg on validation error)
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        2. req.form
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        3. extra kw args given to render_form
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        4. field's typed value
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        values found in 1. and 2. are expected te be already some 'display'
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        value while those found in 3. and 4. are expected to be correctly typed.
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        """
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   188
        value = self._req_display_value(field)
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        if value is None:
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            if field.name in rendervalues:
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                value = rendervalues[field.name]
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   192
            else:
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                value = self.form_field_value(field, load_bytes)
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                if callable(value):
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   195
                    value = value(self)
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            if value != INTERNAL_FIELD_VALUE:
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                value = field.format_value(self.req, value)
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   198
        return value
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    def _req_display_value(self, field):
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        qname = self.form_field_name(field)
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        if qname in self.form_previous_values:
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            return self.form_previous_values[qname]
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        if qname in self.req.form:
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            return self.req.form[qname]
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        if field.name in self.req.form:
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            return self.req.form[field.name]
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        return None
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    def form_field_value(self, field, load_bytes=False):
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        """return field's *typed* value"""
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        myattr = '%s_%s_default' % (field.role, field.name)
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        if hasattr(self, myattr):
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            return getattr(self, myattr)()
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        value = field.initial
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        if callable(value):
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            value = value(self)
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        return value
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    def form_field_error(self, field):
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        """return validation error for widget's field, if any"""
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        if self._field_has_error(field):
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            self.form_displayed_errors.add(field.name)
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            return u'<span class="error">%s</span>' % self.form_valerror.errors[field.name]
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        return u''
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    def form_field_format(self, field):
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        """return MIME type used for the given (text or bytes) field"""
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        return self.req.property_value('ui.default-text-format')
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    def form_field_encoding(self, field):
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        """return encoding used for the given (text) field"""
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        return self.req.encoding
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    def form_field_name(self, field):
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        """return qualified name for the given field"""
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        return field.name
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    def form_field_id(self, field):
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        """return dom id for the given field"""
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        return field.id
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    def form_field_vocabulary(self, field, limit=None):
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        """return vocabulary for the given field. Should be overriden in
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        specific forms using fields which requires some vocabulary
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        """
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        raise NotImplementedError
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    def _field_has_error(self, field):
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        """return true if the field has some error in given validation exception
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        """
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        return self.form_valerror and field.name in self.form_valerror.errors
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class EntityFieldsForm(FieldsForm):
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    id = 'base'
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    __select__ = (match_kwargs('entity') | (one_line_rset & non_final_entity()))
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    internal_fields = FieldsForm.internal_fields + ('__type', 'eid', '__maineid')
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    domid = 'entityForm'
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    def __init__(self, *args, **kwargs):
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        self.edited_entity = kwargs.pop('entity', None)
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        msg = kwargs.pop('submitmsg', None)
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        super(EntityFieldsForm, self).__init__(*args, **kwargs)
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        if self.edited_entity is None:
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            self.edited_entity = self.complete_entity(self.row or 0, self.col or 0)
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   268
        self.form_add_hidden('__type', eidparam=True)
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        self.form_add_hidden('eid')
2049
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        if kwargs.get('mainform'):
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            self.form_add_hidden(u'__maineid', self.edited_entity.eid)
2005
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            # If we need to directly attach the new object to another one
2050
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            if self.req.list_form_param('__linkto'):
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                for linkto in self.req.list_form_param('__linkto'):
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                    self.form_add_hidden('__linkto', linkto)
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                if msg:
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                    msg = '%s %s' % (msg, self.req._('and linked'))
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                else:
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                    msg = self.req._('entity linked')
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        if msg:
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            self.form_add_hidden('__message', msg)
2005
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   283
    def _field_has_error(self, field):
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        """return true if the field has some error in given validation exception
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   285
        """
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   286
        return super(EntityFieldsForm, self)._field_has_error(field) \
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               and self.form_valerror.eid == self.edited_entity.eid
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   288
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   289
    def _relation_vocabulary(self, rtype, targettype, role,
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                            limit=None, done=None):
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   291
        """return unrelated entities for a given relation and target entity type
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   292
        for use in vocabulary
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   293
        """
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   294
        if done is None:
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   295
            done = set()
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   296
        rset = self.edited_entity.unrelated(rtype, targettype, role, limit)
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   297
        res = []
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   298
        for entity in rset.entities():
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   299
            if entity.eid in done:
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   300
                continue
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            done.add(entity.eid)
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            res.append((entity.view('combobox'), entity.eid))
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   303
        return res
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   304
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   305
    def _req_display_value(self, field):
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   306
        value = super(EntityFieldsForm, self)._req_display_value(field)
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   307
        if value is None:
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   308
            value = self.edited_entity.linked_to(field.name, field.role)
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   309
            if value:
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                searchedvalues = ['%s:%s:%s' % (field.name, eid, field.role)
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   311
                                  for eid in value]
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   312
                # remove associated __linkto hidden fields
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   313
                for field in self.fields_by_name('__linkto'):
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   314
                    if field.initial in searchedvalues:
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   315
                        self.remove_field(field)
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   316
            else:
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   317
                value = None
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   318
        return value
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   319
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   320
    def _form_field_default_value(self, field, load_bytes):
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   321
        defaultattr = 'default_%s' % field.name
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   322
        if hasattr(self.edited_entity, defaultattr):
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   323
            # XXX bw compat, default_<field name> on the entity
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   324
            warn('found %s on %s, should be set on a specific form'
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   325
                 % (defaultattr, self.edited_entity.id), DeprecationWarning)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   326
            value = getattr(self.edited_entity, defaultattr)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   327
            if callable(value):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   328
                value = value()
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   329
        else:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   330
            value = super(EntityFieldsForm, self).form_field_value(field,
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   331
                                                                   load_bytes)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   332
        return value
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   333
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   334
    def form_default_renderer(self):
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2050
diff changeset
   335
        return self.vreg.select('formrenderers', self.form_renderer_id,
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2050
diff changeset
   336
                                self.req, rset=self.rset, row=self.row,
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2050
diff changeset
   337
                                col=self.col, entity=self.edited_entity)
2005
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   338
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   339
    def form_build_context(self, values=None):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   340
        """overriden to add edit[s|o] hidden fields and to ensure schema fields
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   341
        have eidparam set to True
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   342
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   343
        edit[s|o] hidden fields are used to indicate the value for the
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   344
        associated field before the (potential) modification made when
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   345
        submitting the form.
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   346
        """
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   347
        eschema = self.edited_entity.e_schema
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   348
        for field in self.fields[:]:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   349
            for field in field.actual_fields(self):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   350
                fieldname = field.name
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   351
                if fieldname != 'eid' and (
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   352
                    (eschema.has_subject_relation(fieldname) or
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   353
                     eschema.has_object_relation(fieldname))):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   354
                    field.eidparam = True
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   355
                    self.fields.append(HiddenInitialValueField(field))
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   356
        return super(EntityFieldsForm, self).form_build_context(values)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   357
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   358
    def form_field_value(self, field, load_bytes=False):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   359
        """return field's *typed* value
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   360
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   361
        overriden to deal with
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   362
        * special eid / __type / edits- / edito- fields
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   363
        * lookup for values on edited entities
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   364
        """
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   365
        attr = field.name
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   366
        entity = self.edited_entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   367
        if attr == 'eid':
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   368
            return entity.eid
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   369
        if not field.eidparam:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   370
            return super(EntityFieldsForm, self).form_field_value(field, load_bytes)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   371
        if attr.startswith('edits-') or attr.startswith('edito-'):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   372
            # edit[s|o]- fieds must have the actual value stored on the entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   373
            assert hasattr(field, 'visible_field')
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   374
            vfield = field.visible_field
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   375
            assert vfield.eidparam
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   376
            if entity.has_eid():
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   377
                return self.form_field_value(vfield)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   378
            return INTERNAL_FIELD_VALUE
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   379
        if attr == '__type':
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   380
            return entity.id
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   381
        if self.schema.rschema(attr).is_final():
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   382
            attrtype = entity.e_schema.destination(attr)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   383
            if attrtype == 'Password':
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   384
                return entity.has_eid() and INTERNAL_FIELD_VALUE or ''
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   385
            if attrtype == 'Bytes':
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   386
                if entity.has_eid():
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   387
                    if load_bytes:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   388
                        return getattr(entity, attr)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   389
                    # XXX value should reflect if some file is already attached
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   390
                    return True
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   391
                return False
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   392
            if entity.has_eid() or attr in entity:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   393
                value = getattr(entity, attr)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   394
            else:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   395
                value = self._form_field_default_value(field, load_bytes)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   396
            return value
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   397
        # non final relation field
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   398
        if entity.has_eid() or entity.relation_cached(attr, field.role):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   399
            value = [r[0] for r in entity.related(attr, field.role)]
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   400
        else:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   401
            value = self._form_field_default_value(field, load_bytes)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   402
        return value
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   403
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   404
    def form_field_format(self, field):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   405
        """return MIME type used for the given (text or bytes) field"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   406
        entity = self.edited_entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   407
        if field.eidparam and entity.e_schema.has_metadata(field.name, 'format') and (
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   408
            entity.has_eid() or '%s_format' % field.name in entity):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   409
            return self.edited_entity.attr_metadata(field.name, 'format')
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   410
        return self.req.property_value('ui.default-text-format')
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   411
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   412
    def form_field_encoding(self, field):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   413
        """return encoding used for the given (text) field"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   414
        entity = self.edited_entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   415
        if field.eidparam and entity.e_schema.has_metadata(field.name, 'encoding') and (
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   416
            entity.has_eid() or '%s_encoding' % field.name in entity):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   417
            return self.edited_entity.attr_metadata(field.name, 'encoding')
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   418
        return super(EntityFieldsForm, self).form_field_encoding(field)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   419
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   420
    def form_field_name(self, field):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   421
        """return qualified name for the given field"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   422
        if field.eidparam:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   423
            return eid_param(field.name, self.edited_entity.eid)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   424
        return field.name
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   425
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   426
    def form_field_id(self, field):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   427
        """return dom id for the given field"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   428
        if field.eidparam:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   429
            return eid_param(field.id, self.edited_entity.eid)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   430
        return field.id
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   431
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   432
    def form_field_vocabulary(self, field, limit=None):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   433
        """return vocabulary for the given field"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   434
        role, rtype = field.role, field.name
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   435
        method = '%s_%s_vocabulary' % (role, rtype)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   436
        try:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   437
            vocabfunc = getattr(self, method)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   438
        except AttributeError:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   439
            try:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   440
                # XXX bw compat, <role>_<rtype>_vocabulary on the entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   441
                vocabfunc = getattr(self.edited_entity, method)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   442
            except AttributeError:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   443
                vocabfunc = getattr(self, '%s_relation_vocabulary' % role)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   444
            else:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   445
                warn('found %s on %s, should be set on a specific form'
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   446
                     % (method, self.edited_entity.id), DeprecationWarning)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   447
        # NOTE: it is the responsibility of `vocabfunc` to sort the result
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   448
        #       (direclty through RQL or via a python sort). This is also
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   449
        #       important because `vocabfunc` might return a list with
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   450
        #       couples (label, None) which act as separators. In these
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   451
        #       cases, it doesn't make sense to sort results afterwards.
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   452
        return vocabfunc(rtype, limit)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   453
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   454
    def subject_relation_vocabulary(self, rtype, limit=None):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   455
        """defaut vocabulary method for the given relation, looking for
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   456
        relation's object entities (i.e. self is the subject)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   457
        """
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   458
        entity = self.edited_entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   459
        if isinstance(rtype, basestring):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   460
            rtype = entity.schema.rschema(rtype)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   461
        done = None
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   462
        assert not rtype.is_final(), rtype
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   463
        if entity.has_eid():
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   464
            done = set(e.eid for e in getattr(entity, str(rtype)))
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   465
        result = []
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   466
        rsetsize = None
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   467
        for objtype in rtype.objects(entity.e_schema):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   468
            if limit is not None:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   469
                rsetsize = limit - len(result)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   470
            result += self._relation_vocabulary(rtype, objtype, 'subject',
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   471
                                                rsetsize, done)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   472
            if limit is not None and len(result) >= limit:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   473
                break
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   474
        return result
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   475
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   476
    def object_relation_vocabulary(self, rtype, limit=None):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   477
        """defaut vocabulary method for the given relation, looking for
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   478
        relation's subject entities (i.e. self is the object)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   479
        """
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   480
        entity = self.edited_entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   481
        if isinstance(rtype, basestring):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   482
            rtype = entity.schema.rschema(rtype)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   483
        done = None
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   484
        if entity.has_eid():
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   485
            done = set(e.eid for e in getattr(entity, 'reverse_%s' % rtype))
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   486
        result = []
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   487
        rsetsize = None
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   488
        for subjtype in rtype.subjects(entity.e_schema):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   489
            if limit is not None:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   490
                rsetsize = limit - len(result)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   491
            result += self._relation_vocabulary(rtype, subjtype, 'object',
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   492
                                                rsetsize, done)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   493
            if limit is not None and len(result) >= limit:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   494
                break
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   495
        return result
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   496
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   497
    def subject_in_state_vocabulary(self, rtype, limit=None):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   498
        """vocabulary method for the in_state relation, looking for relation's
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   499
        object entities (i.e. self is the subject) according to initial_state,
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   500
        state_of and next_state relation
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   501
        """
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   502
        entity = self.edited_entity
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   503
        if not entity.has_eid() or not entity.in_state:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   504
            # get the initial state
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   505
            rql = 'Any S where S state_of ET, ET name %(etype)s, ET initial_state S'
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   506
            rset = self.req.execute(rql, {'etype': str(entity.e_schema)})
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   507
            if rset:
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   508
                return [(rset.get_entity(0, 0).view('combobox'), rset[0][0])]
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   509
            return []
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   510
        results = []
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   511
        for tr in entity.in_state[0].transitions(entity):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   512
            state = tr.destination_state[0]
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   513
            results.append((state.view('combobox'), state.eid))
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   514
        return sorted(results)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   515
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   516
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   517
class CompositeForm(FieldsForm):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   518
    """form composed for sub-forms"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   519
    id = 'composite'
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   520
    form_renderer_id = id
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   521
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   522
    def __init__(self, *args, **kwargs):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   523
        super(CompositeForm, self).__init__(*args, **kwargs)
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   524
        self.forms = []
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   525
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   526
    def form_add_subform(self, subform):
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   527
        """mark given form as a subform and append it"""
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   528
        subform.is_subform = True
e8032965f37a turn every form class into appobject. They should not be instantiated manually anymore.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   529
        self.forms.append(subform)