diff options
Diffstat (limited to 'lib/python2.7/site-packages/django/forms/extras/widgets.py')
-rw-r--r-- | lib/python2.7/site-packages/django/forms/extras/widgets.py | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/lib/python2.7/site-packages/django/forms/extras/widgets.py b/lib/python2.7/site-packages/django/forms/extras/widgets.py deleted file mode 100644 index 0b96dc4..0000000 --- a/lib/python2.7/site-packages/django/forms/extras/widgets.py +++ /dev/null @@ -1,138 +0,0 @@ -""" -Extra HTML Widget classes -""" -from __future__ import unicode_literals - -import datetime -import re - -from django.forms.widgets import Widget, Select -from django.utils import datetime_safe -from django.utils.dates import MONTHS -from django.utils.encoding import force_str -from django.utils.safestring import mark_safe -from django.utils.formats import get_format -from django.utils import six -from django.conf import settings - -__all__ = ('SelectDateWidget',) - -RE_DATE = re.compile(r'(\d{4})-(\d\d?)-(\d\d?)$') - -def _parse_date_fmt(): - fmt = get_format('DATE_FORMAT') - escaped = False - output = [] - for char in fmt: - if escaped: - escaped = False - elif char == '\\': - escaped = True - elif char in 'Yy': - output.append('year') - #if not self.first_select: self.first_select = 'year' - elif char in 'bEFMmNn': - output.append('month') - #if not self.first_select: self.first_select = 'month' - elif char in 'dj': - output.append('day') - #if not self.first_select: self.first_select = 'day' - return output - -class SelectDateWidget(Widget): - """ - A Widget that splits date input into three <select> boxes. - - This also serves as an example of a Widget that has more than one HTML - element and hence implements value_from_datadict. - """ - none_value = (0, '---') - month_field = '%s_month' - day_field = '%s_day' - year_field = '%s_year' - - def __init__(self, attrs=None, years=None, required=True): - # years is an optional list/tuple of years to use in the "year" select box. - self.attrs = attrs or {} - self.required = required - if years: - self.years = years - else: - this_year = datetime.date.today().year - self.years = range(this_year, this_year+10) - - def render(self, name, value, attrs=None): - try: - year_val, month_val, day_val = value.year, value.month, value.day - except AttributeError: - year_val = month_val = day_val = None - if isinstance(value, six.string_types): - if settings.USE_L10N: - try: - input_format = get_format('DATE_INPUT_FORMATS')[0] - v = datetime.datetime.strptime(force_str(value), input_format) - year_val, month_val, day_val = v.year, v.month, v.day - except ValueError: - pass - else: - match = RE_DATE.match(value) - if match: - year_val, month_val, day_val = [int(v) for v in match.groups()] - choices = [(i, i) for i in self.years] - year_html = self.create_select(name, self.year_field, value, year_val, choices) - choices = list(six.iteritems(MONTHS)) - month_html = self.create_select(name, self.month_field, value, month_val, choices) - choices = [(i, i) for i in range(1, 32)] - day_html = self.create_select(name, self.day_field, value, day_val, choices) - - output = [] - for field in _parse_date_fmt(): - if field == 'year': - output.append(year_html) - elif field == 'month': - output.append(month_html) - elif field == 'day': - output.append(day_html) - return mark_safe('\n'.join(output)) - - def id_for_label(self, id_): - first_select = None - field_list = _parse_date_fmt() - if field_list: - first_select = field_list[0] - if first_select is not None: - return '%s_%s' % (id_, first_select) - else: - return '%s_month' % id_ - - def value_from_datadict(self, data, files, name): - y = data.get(self.year_field % name) - m = data.get(self.month_field % name) - d = data.get(self.day_field % name) - if y == m == d == "0": - return None - if y and m and d: - if settings.USE_L10N: - input_format = get_format('DATE_INPUT_FORMATS')[0] - try: - date_value = datetime.date(int(y), int(m), int(d)) - except ValueError: - return '%s-%s-%s' % (y, m, d) - else: - date_value = datetime_safe.new_date(date_value) - return date_value.strftime(input_format) - else: - return '%s-%s-%s' % (y, m, d) - return data.get(name, None) - - def create_select(self, name, field, value, val, choices): - if 'id' in self.attrs: - id_ = self.attrs['id'] - else: - id_ = 'id_%s' % name - if not (self.required and val): - choices.insert(0, self.none_value) - local_attrs = self.build_attrs(id=field % id_) - s = Select(choices=choices) - select_html = s.render(field % name, val, local_attrs) - return select_html |