web/formwidgets.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Tue, 22 Dec 2009 19:25:08 +0100
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necessary to fix some security test, unclear why did I set perms below at some point...
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"""widget classes for form construction
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:organization: Logilab
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:copyright: 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 datetime import date
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from warnings import warn
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from logilab.mtconverter import xml_escape
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from logilab.common.deprecation import deprecated
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from cubicweb import tags, uilib
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from cubicweb.web import stdmsgs, INTERNAL_FIELD_VALUE, ProcessFormError
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class FieldWidget(object):
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    """abstract widget class"""
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    # javascript / css files required by the widget
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    needs_js = ()
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    needs_css = ()
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    # automatically set id and tabindex attributes ?
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    setdomid = True
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    settabindex = True
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    # does this widget expect a vocabulary
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    vocabulary_widget = False
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    def __init__(self, attrs=None, setdomid=None, settabindex=None):
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        if attrs is None:
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            attrs = {}
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        self.attrs = attrs
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        if setdomid is not None:
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            # override class's default value
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            self.setdomid = setdomid
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        if settabindex is not None:
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            # override class's default value
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            self.settabindex = settabindex
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    def add_media(self, form):
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        """adds media (CSS & JS) required by this widget"""
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        if self.needs_js:
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            form._cw.add_js(self.needs_js)
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        if self.needs_css:
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            form._cw.add_css(self.needs_css)
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    def render(self, form, field, renderer):
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        """render the widget for the given `field` of `form`.
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        To override in concrete class
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        """
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        raise NotImplementedError
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    def values_and_attributes(self, form, field):
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        values = field.display_value(form)
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        if not isinstance(values, (tuple, list)):
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            values = (values,)
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        attrs = dict(self.attrs)
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        if self.setdomid:
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            attrs['id'] = field.dom_id(form)
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        if self.settabindex and not 'tabindex' in attrs:
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            attrs['tabindex'] = form._cw.next_tabindex()
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        return values, attrs
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    def process_field_data(self, form, field):
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        posted = form._cw.form
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        val = posted.get(field.input_name(form))
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        if isinstance(val, basestring):
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            val = val.strip() or None
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        return val
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    @deprecated('[3.6] use values_and_attributes')
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    def _render_attrs(self, form, field):
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        """return html tag name, attributes and a list of values for the field
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        """
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        values, attrs = self.values_and_attributes(form, field)
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        return field.input_name(form), values, attrs
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class Input(FieldWidget):
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    """abstract widget class for <input> tag based widgets"""
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    type = None
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    def render(self, form, field, renderer):
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        """render the widget for the given `field` of `form`.
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        Generate one <input> tag for each field's value
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        """
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        self.add_media(form)
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        values, attrs = self.values_and_attributes(form, field)
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        # ensure something is rendered
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        if not values:
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            values = (INTERNAL_FIELD_VALUE,)
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        inputs = [tags.input(name=field.input_name(form), type=self.type,
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                             value=value, **attrs)
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                  for value in values]
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        return u'\n'.join(inputs)
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# basic html widgets ###########################################################
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class TextInput(Input):
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    """<input type='text'>"""
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    type = 'text'
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class PasswordInput(Input):
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    """<input type='password'> and its confirmation field (using
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    <field's name>-confirm as name)
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    """
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    type = 'password'
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    def render(self, form, field, renderer):
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        self.add_media(form)
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        values, attrs = self.values_and_attributes(form, field)
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        assert len(values) == 1
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        id = attrs.pop('id')
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        inputs = [tags.input(name=field.input_name(form),
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                             value=values[0], type=self.type, id=id, **attrs),
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                  '<br/>',
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                  tags.input(name=field.input_name(form, '-confirm'),
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                             value=values[0], type=self.type, **attrs),
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                  '&#160;', tags.span(form._cw._('confirm password'),
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                                      **{'class': 'emphasis'})]
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        return u'\n'.join(inputs)
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    def process_field_data(self, form, field):
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        passwd1 = super(PasswordInput, self).process_field_data(form, field)
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        passwd2 = form._cw.form.get(field.input_name(form, '-confirm'))
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        if passwd1 == passwd2:
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            if passwd1 is None:
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                return None
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            return passwd1.encode('utf-8')
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        raise ProcessFormError(form._cw._("password and confirmation don't match"))
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class PasswordSingleInput(Input):
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    """<input type='password'> without a confirmation field"""
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    type = 'password'
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    def process_field_data(self, form, field):
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        value = super(PasswordSingleInput, self).process_field_data(form, field)
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        if value is not None:
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            return value.encode('utf-8')
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        return value
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class FileInput(Input):
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    """<input type='file'>"""
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    type = 'file'
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    def values_and_attributes(self, form, field):
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        # ignore value which makes no sense here (XXX even on form validation error?)
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        values, attrs = super(FileInput, self).values_and_attributes(form, field)
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        return ('',), attrs
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class HiddenInput(Input):
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    """<input type='hidden'>"""
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    type = 'hidden'
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    setdomid = False # by default, don't set id attribute on hidden input
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    settabindex = False
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class ButtonInput(Input):
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    """<input type='button'>
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    if you want a global form button, look at the Button, SubmitButton,
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    ResetButton and ImgButton classes below.
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    """
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    type = 'button'
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class TextArea(FieldWidget):
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    """<textarea>"""
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    def render(self, form, field, renderer):
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        values, attrs = self.values_and_attributes(form, field)
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        attrs.setdefault('onkeyup', 'autogrow(this)')
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        if not values:
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            value = u''
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        elif len(values) == 1:
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            value = values[0]
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        else:
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            raise ValueError('a textarea is not supposed to be multivalued')
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        lines = value.splitlines()
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        linecount = len(lines)
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        for line in lines:
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            linecount += len(line) / 80
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        attrs.setdefault('cols', 80)
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        attrs.setdefault('rows', min(15, linecount + 2))
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        return tags.textarea(value, name=field.input_name(form), **attrs)
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class FCKEditor(TextArea):
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    """FCKEditor enabled <textarea>"""
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    def __init__(self, *args, **kwargs):
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        super(FCKEditor, self).__init__(*args, **kwargs)
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        self.attrs['cubicweb:type'] = 'wysiwyg'
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    def render(self, form, field, renderer):
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        form._cw.fckeditor_config()
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        return super(FCKEditor, self).render(form, field, renderer)
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class Select(FieldWidget):
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    """<select>, for field having a specific vocabulary"""
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    vocabulary_widget = True
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    def __init__(self, attrs=None, multiple=False):
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        super(Select, self).__init__(attrs)
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        self._multiple = multiple
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    def render(self, form, field, renderer):
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        curvalues, attrs = self.values_and_attributes(form, field)
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        if not 'size' in attrs:
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            attrs['size'] = self._multiple and '5' or '1'
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        options = []
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        optgroup_opened = False
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        for option in field.vocabulary(form):
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            try:
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                label, value, oattrs = option
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            except ValueError:
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                label, value = option
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                oattrs = {}
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            if value is None:
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                # handle separator
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                if optgroup_opened:
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                    options.append(u'</optgroup>')
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                oattrs.setdefault('label', label or '')
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                options.append(u'<optgroup %s>' % uilib.sgml_attributes(oattrs))
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                optgroup_opened = True
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            elif value in curvalues:
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                options.append(tags.option(label, value=value,
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                                           selected='selected', **oattrs))
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            else:
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                options.append(tags.option(label, value=value, **oattrs))
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        if optgroup_opened:
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            options.append(u'</optgroup>')
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        return tags.select(name=field.input_name(form), multiple=self._multiple,
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                           options=options, **attrs)
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class CheckBox(Input):
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    """<input type='checkbox'>, for field having a specific vocabulary. One
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    input will be generated for each possible value.
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    """
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    type = 'checkbox'
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    vocabulary_widget = True
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    def render(self, form, field, renderer):
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        curvalues, attrs = self.values_and_attributes(form, field)
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        domid = attrs.pop('id', None)
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        sep = attrs.pop('separator', u'<br/>\n')
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        options = []
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        for i, option in enumerate(field.vocabulary(form)):
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            try:
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                label, value, oattrs = option
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            except ValueError:
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                label, value = option
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                oattrs = {}
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            iattrs = attrs.copy()
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            iattrs.update(oattrs)
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            if i == 0 and domid is not None:
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                iattrs.setdefault('id', domid)
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            if value in curvalues:
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                iattrs['checked'] = u'checked'
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            tag = tags.input(name=field.input_name(form), type=self.type,
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                             value=value, **iattrs)
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            options.append(tag + label)
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        return sep.join(options)
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class Radio(CheckBox):
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    """<input type='radio'>, for field having a specific vocabulary. One
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    input will be generated for each possible value.
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    """
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    type = 'radio'
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# compound widgets #############################################################
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class IntervalWidget(FieldWidget):
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    """custom widget to display an interval composed by 2 fields. This widget
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    is expected to be used with a CompoundField containing the two actual
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    fields.
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    Exemple usage::
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from uicfg import autoform_field, autoform_section
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autoform_field.tag_attribute(('Concert', 'minprice'),
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                              CompoundField(fields=(IntField(name='minprice'),
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                                                    IntField(name='maxprice')),
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                                            label=_('price'),
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                                            widget=IntervalWidget()
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                                            ))
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# we've to hide the other field manually for now
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autoform_section.tag_attribute(('Concert', 'maxprice'), 'generated')
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    """
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    def render(self, form, field, renderer):
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        actual_fields = field.fields
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        assert len(actual_fields) == 2
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        return u'<div>%s %s %s %s</div>' % (
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            form._cw._('from_interval_start'),
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            actual_fields[0].render(form, renderer),
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            form._cw._('to_interval_end'),
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            actual_fields[1].render(form, renderer),
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            )
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class HorizontalLayoutWidget(FieldWidget):
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    """custom widget to display a set of fields grouped together horizontally
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    in a form. See `IntervalWidget` for example usage.
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    """
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    def render(self, form, field, renderer):
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        if self.attrs.get('display_label', True):
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            subst = self.attrs.get('label_input_substitution', '%(label)s %(input)s')
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            fields = [subst % {'label': renderer.render_label(form, f),
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                              'input': f.render(form, renderer)}
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                      for f in field.subfields(form)]
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        else:
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            fields = [f.render(form, renderer) for f in field.subfields(form)]
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        return u'<div>%s</div>' % ' '.join(fields)
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# javascript widgets ###########################################################
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class DateTimePicker(TextInput):
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    """<input type='text' + javascript date/time picker for date or datetime
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    fields
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    """
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    monthnames = ('january', 'february', 'march', 'april',
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                  'may', 'june', 'july', 'august',
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                  'september', 'october', 'november', 'december')
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    daynames = ('monday', 'tuesday', 'wednesday', 'thursday',
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                'friday', 'saturday', 'sunday')
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    needs_js = ('cubicweb.calendar.js',)
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    needs_css = ('cubicweb.calendar_popup.css',)
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    @classmethod
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    def add_localized_infos(cls, req):
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        """inserts JS variables defining localized months and days"""
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        # import here to avoid dependancy from cubicweb to simplejson
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        _ = req._
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        monthnames = [_(mname) for mname in cls.monthnames]
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        daynames = [_(dname) for dname in cls.daynames]
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        req.html_headers.define_var('MONTHNAMES', monthnames)
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   349
        req.html_headers.define_var('DAYNAMES', daynames)
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   350
2522
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   351
    def render(self, form, field, renderer):
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   352
        txtwidget = super(DateTimePicker, self).render(form, field, renderer)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   353
        self.add_localized_infos(form._cw)
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   354
        cal_button = self._render_calendar_popup(form, field)
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   355
        return txtwidget + cal_button
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   356
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   357
    def _render_calendar_popup(self, form, field):
4159
6b2b20c73d59 refactor form field value handling, to get a nicer api and an easier algorithm to get field's value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4156
diff changeset
   358
        value = field.typed_value(form)
1392
d6279efff7b3 refactor the way field value/display value are handled to avoid getting a 'display' value when expected a 'typed' value
sylvain.thenault@logilab.fr
parents: 1389
diff changeset
   359
        if not value:
d6279efff7b3 refactor the way field value/display value are handled to avoid getting a 'display' value when expected a 'typed' value
sylvain.thenault@logilab.fr
parents: 1389
diff changeset
   360
            value = date.today()
4156
1bbb0ee42c8e drop form_field_name/form_field_id methods from form object, in favor of field.input_name(form) / field.dom_id(form)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4023
diff changeset
   361
        inputid = field.dom_id(form)
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   362
        helperid = '%shelper' % inputid
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   363
        year, month = value.year, value.month
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   364
        return (u"""<a onclick="toggleCalendar('%s', '%s', %s, %s);" class="calhelper">
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   365
<img src="%s" title="%s" alt="" /></a><div class="calpopup hidden" id="%s"></div>"""
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   366
                % (helperid, inputid, year, month,
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   367
                   form._cw.external_resource('CALENDAR_ICON'),
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   368
                   form._cw._('calendar'), helperid) )
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   369
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   370
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   371
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   372
# ajax widgets ################################################################
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   373
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   374
def init_ajax_attributes(attrs, wdgtype, loadtype=u'auto'):
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   375
    try:
1344
930020cb134b shouldn't use unicode keys in attrs
sylvain.thenault@logilab.fr
parents: 1337
diff changeset
   376
        attrs['klass'] += u' widget'
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   377
    except KeyError:
1344
930020cb134b shouldn't use unicode keys in attrs
sylvain.thenault@logilab.fr
parents: 1337
diff changeset
   378
        attrs['klass'] = u'widget'
930020cb134b shouldn't use unicode keys in attrs
sylvain.thenault@logilab.fr
parents: 1337
diff changeset
   379
    attrs.setdefault('cubicweb:wdgtype', wdgtype)
930020cb134b shouldn't use unicode keys in attrs
sylvain.thenault@logilab.fr
parents: 1337
diff changeset
   380
    attrs.setdefault('cubicweb:loadtype', loadtype)
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   381
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   382
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   383
class AjaxWidget(FieldWidget):
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   384
    """simple <div> based ajax widget"""
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   385
    def __init__(self, wdgtype, inputid=None, **kwargs):
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   386
        super(AjaxWidget, self).__init__(**kwargs)
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   387
        init_ajax_attributes(self.attrs, wdgtype)
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   388
        if inputid is not None:
1344
930020cb134b shouldn't use unicode keys in attrs
sylvain.thenault@logilab.fr
parents: 1337
diff changeset
   389
            self.attrs['cubicweb:inputid'] = inputid
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   390
2522
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   391
    def render(self, form, field, renderer):
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   392
        self.add_media(form)
4163
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   393
        attrs = self.values_and_attributes(form, field)[-1]
1081
f2a85f52b9e5 move fields and widgets to their own module
sylvain.thenault@logilab.fr
parents:
diff changeset
   394
        return tags.div(**attrs)
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   395
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   396
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   397
class AutoCompletionWidget(TextInput):
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   398
    """ajax widget for StringField, proposing matching existing values as you
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   399
    type.
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   400
    """
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   401
    needs_js = ('cubicweb.widgets.js', 'jquery.autocomplete.js')
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   402
    needs_css = ('jquery.autocomplete.css',)
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   403
    wdgtype = 'SuggestField'
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   404
    loadtype = 'auto'
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   405
1966
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   406
    def __init__(self, *args, **kwargs):
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   407
        try:
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   408
            self.autocomplete_initfunc = kwargs.pop('autocomplete_initfunc')
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   409
        except KeyError:
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   410
            warn('use autocomplete_initfunc argument of %s constructor '
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   411
                 'instead of relying on autocomplete_initfuncs dictionary on '
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   412
                 'the entity class' % self.__class__.__name__,
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   413
                 DeprecationWarning)
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   414
            self.autocomplete_initfunc = None
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   415
        super(AutoCompletionWidget, self).__init__(*args, **kwargs)
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   416
4163
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   417
    def values_and_attributes(self, form, field):
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   418
        values, attrs = super(AutoCompletionWidget, self).values_and_attributes(form, field)
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   419
        init_ajax_attributes(attrs, self.wdgtype, self.loadtype)
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   420
        # XXX entity form specific
1875
7bcb02377516 no rschema attribute on widgets
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1874
diff changeset
   421
        attrs['cubicweb:dataurl'] = self._get_url(form.edited_entity, field)
3993
8cf7c767b134 quick & dirty fix for auto completion widget
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 3803
diff changeset
   422
        if not values:
8cf7c767b134 quick & dirty fix for auto completion widget
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 3803
diff changeset
   423
            values = ('',)
4163
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   424
        return values, attrs
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   425
1875
7bcb02377516 no rschema attribute on widgets
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1874
diff changeset
   426
    def _get_url(self, entity, field):
1966
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   427
        if self.autocomplete_initfunc is None:
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   428
            # XXX for bw compat
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   429
            fname = entity.autocomplete_initfuncs[field.name]
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   430
        else:
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   431
            fname = self.autocomplete_initfunc
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   432
        return entity._cw.build_url('json', fname=fname, mode='remote',
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   433
                                    pageid=entity._cw.pageid)
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   434
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   435
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   436
class StaticFileAutoCompletionWidget(AutoCompletionWidget):
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   437
    """XXX describe me"""
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   438
    wdgtype = 'StaticFileSuggestField'
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   439
1875
7bcb02377516 no rschema attribute on widgets
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1874
diff changeset
   440
    def _get_url(self, entity, field):
1966
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   441
        if self.autocomplete_initfunc is None:
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   442
            # XXX for bw compat
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   443
            fname = entity.autocomplete_initfuncs[field.name]
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   444
        else:
87ce7d336393 stop using autocomplete_initfuncs dict on entity classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1934
diff changeset
   445
            fname = self.autocomplete_initfunc
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   446
        return entity._cw.datadir_url + fname
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   447
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   448
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   449
class RestrictedAutoCompletionWidget(AutoCompletionWidget):
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   450
    """XXX describe me"""
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   451
    wdgtype = 'RestrictedSuggestField'
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   452
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   453
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   454
class AddComboBoxWidget(Select):
4163
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   455
    def values_and_attributes(self, form, field):
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   456
        values, attrs = super(AddComboBoxWidget, self).values_and_attributes(form, field)
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   457
        init_ajax_attributes(self.attrs, 'AddComboBox')
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   458
        # XXX entity form specific
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   459
        entity = form.edited_entity
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   460
        attrs['cubicweb:etype_to'] = entity.e_schema
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3106
diff changeset
   461
        etype_from = entity.e_schema.subjrels[field.name].objects(entity.e_schema)[0]
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   462
        attrs['cubicweb:etype_from'] = etype_from
4163
b2747ed057e6 substitute _render_attrs by values_and_attributes method, keeping bw compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4160
diff changeset
   463
        return values, attrs
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   464
2522
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   465
    def render(self, form, field, renderer):
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   466
        return super(AddComboBoxWidget, self).render(form, field, renderer) + u'''
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   467
<div id="newvalue">
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   468
  <input type="text" id="newopt" />
2996
866a2c135c33 B #345282 xhtml requires to use &#160; instead of &nbsp;
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2549
diff changeset
   469
  <a href="javascript:noop()" id="add_newopt">&#160;</a></div>
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   470
'''
1359
bef6891393d7 backport some tests
sylvain.thenault@logilab.fr
parents: 1344
diff changeset
   471
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   472
# buttons ######################################################################
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   473
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   474
class Button(Input):
1389
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   475
    """<input type='button'>, base class for global form buttons
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   476
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   477
    note label is a msgid which will be translated at form generation time, you
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   478
    should not give an already translated string.
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   479
    """
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   480
    type = 'button'
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   481
    def __init__(self, label=stdmsgs.BUTTON_OK, attrs=None,
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   482
                 setdomid=None, settabindex=None,
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   483
                 name='', value='', onclick=None, cwaction=None):
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   484
        super(Button, self).__init__(attrs, setdomid, settabindex)
3803
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   485
        if isinstance(label, tuple):
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   486
            self.label = label[0]
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   487
            self.icon = label[1]
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   488
        else:
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   489
            self.label = label
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   490
            self.icon = None
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   491
        self.name = name
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   492
        self.value = ''
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   493
        self.onclick = onclick
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   494
        self.cwaction = cwaction
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   495
        self.attrs.setdefault('klass', 'validateButton')
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   496
2522
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   497
    def render(self, form, field=None, renderer=None):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   498
        label = form._cw._(self.label)
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   499
        attrs = self.attrs.copy()
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   500
        if self.cwaction:
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   501
            assert self.onclick is None
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   502
            attrs['onclick'] = "postForm('__action_%s', \'%s\', \'%s\')" % (
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   503
                self.cwaction, self.label, form.domid)
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   504
        elif self.onclick:
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   505
            attrs['onclick'] = self.onclick
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   506
        if self.name:
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   507
            attrs['name'] = name
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   508
            if self.setdomid:
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   509
                attrs['id'] = self.name
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   510
        if self.settabindex and not 'tabindex' in attrs:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   511
            attrs['tabindex'] = form._cw.next_tabindex()
3803
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   512
        if self.icon:
3890
d7a270f50f54 backport stable branch (one more time painfully)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3720 3803
diff changeset
   513
            img = tags.img(src=form._cw.external_resource(self.icon), alt=self.icon)
3803
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   514
        else:
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   515
            img = u''
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   516
        return tags.button(img + xml_escape(label), escapecontent=False,
414bb8439002 [web ui] decorate form buttons with icons (at last)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3689
diff changeset
   517
                           value=label, type=self.type, **attrs)
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   518
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   519
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   520
class SubmitButton(Button):
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   521
    """<input type='submit'>, main button to submit a form"""
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   522
    type = 'submit'
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   523
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   524
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   525
class ResetButton(Button):
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   526
    """<input type='reset'>, main button to reset a form.
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   527
    You usually don't want this.
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   528
    """
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   529
    type = 'reset'
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   530
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   531
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   532
class ImgButton(object):
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   533
    """<img> wrapped into a <a> tag with href triggering something (usually a
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   534
    javascript call)
1389
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   535
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   536
    note label is a msgid which will be translated at form generation time, you
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   537
    should not give an already translated string.
1330
92343a468e2a add some documentation, backport *CompletionWidget
sylvain.thenault@logilab.fr
parents: 1329
diff changeset
   538
    """
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   539
    def __init__(self, domid, href, label, imgressource):
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   540
        self.domid = domid
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   541
        self.href = href
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   542
        self.imgressource = imgressource
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   543
        self.label = label
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   544
2522
562f5dcf2345 widget.render now takes the renderer as third argument (keeping minimal bw compat)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2519
diff changeset
   545
    def render(self, form, field=None, renderer=None):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   546
        label = form._cw._(self.label)
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3388
diff changeset
   547
        imgsrc = form._cw.external_resource(self.imgressource)
1389
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   548
        return '<a id="%(domid)s" href="%(href)s">'\
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   549
               '<img src="%(imgsrc)s" alt="%(label)s"/>%(label)s</a>' % {
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   550
            'label': label, 'imgsrc': imgsrc,
ae58c2e7e1f7 clear label handling
sylvain.thenault@logilab.fr
parents: 1367
diff changeset
   551
            'domid': self.domid, 'href': self.href}
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   552
1304
8975c8e520a9 refactor button handling
sylvain.thenault@logilab.fr
parents: 1295
diff changeset
   553
1474
716f0742ee7f delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1425
diff changeset
   554
1337
828bbf500bcc backport AddComboBoxWidget, ajax widgets refactoring
sylvain.thenault@logilab.fr
parents: 1336
diff changeset
   555
# XXX EntityLinkComboBoxWidget, [Raw]DynamicComboBoxWidget