forked from eea/eea.facetednavigation
/
widget.py
executable file
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/
widget.py
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""" Widget
"""
import logging
from datetime import datetime
from DateTime import DateTime
from collective.js.jqueryui.utils import get_datepicker_date_format
from collective.js.jqueryui.utils import get_python_date_format
from collective.js.jqueryui.viewlet import L10nDatepicker
from eea.facetednavigation.widgets import ViewPageTemplateFile
from eea.facetednavigation.widgets.widget import Widget as AbstractWidget
from eea.facetednavigation.widgets.daterange.interfaces import DefaultSchemata
from eea.facetednavigation.widgets.daterange.interfaces import LayoutSchemata
from eea.facetednavigation.widgets.daterange.interfaces import DisplaySchemata
from eea.facetednavigation import EEAMessageFactory as _
logger = logging.getLogger('eea.facetednavigation')
def formated_time(datestr):
"""Return a DateTime object from a string with
Y-m-d as format."""
try:
if len(datestr) <= 4:
datestr = datetime.strptime(datestr, '%Y')
elif '-' in datestr:
datestr = datetime.strptime(datestr, '%Y-%m-%d')
elif '/' in datestr:
datestr = datetime.strptime(datestr, '%Y/%m/%d')
except Exception, err:
logger.warn(err)
return DateTime(datestr)
def convert_to_padded_digits(start, end):
"""Be sure years are 0padded & 4 digits
this to allow very old years to be entered up."""
start = start.replace('/', '-')
end = end.replace('/', '-')
bounds = {'start': start, 'end': end}
for sbound in bounds:
bound = bounds[sbound]
parts = bound.split('-')
if len(parts) == 3:
year, month, day = parts
ypadding = 4 - len(year)
mpadding = 2 - len(month)
dpadding = 2 - len(day)
bounds[sbound] = '%s-%s-%s' % (
'0' * ypadding + year,
'0' * mpadding + month,
'0' * dpadding + day,)
return bounds['start'], bounds['end']
class Widget(AbstractWidget, L10nDatepicker):
""" Widget
"""
widget_type = 'daterange'
widget_label = _('Date range')
groups = (DefaultSchemata, LayoutSchemata, DisplaySchemata)
index = ViewPageTemplateFile('widget.pt')
@property
def default(self):
""" Return default
"""
default = self.data.get('default', '')
if not default:
return '', ''
default = default.split('=>')
if len(default) != 2:
return '', ''
start, end = default
start = start.strip()
end = end.strip()
if not self.use_plone_date_format:
start = start.replace('/', '-')
end = end.replace('/', '-')
try:
start = DateTime(datetime.strptime(start,
self.python_date_format))
start = start.strftime(self.python_date_format)
except Exception, err:
logger.exception('%s => Start date: %s', err, start)
start = ''
try:
end = DateTime(datetime.strptime(end,
self.python_date_format))
end = end.strftime(self.python_date_format)
except Exception, err:
logger.exception('%s => End date: %s', err, end)
end = ''
return (start, end)
def query(self, form):
""" Get value from form and return a catalog dict query
"""
query = {}
index = self.data.get('index', '')
index = index.encode('utf-8', 'replace')
if not index:
return query
if self.hidden:
start, end = self.default
else:
value = form.get(self.data.getId(), ())
if not value or len(value) != 2:
return query
start, end = value
if not (start and end):
return query
if self.use_plone_date_format:
try:
start = DateTime(datetime.strptime(start,
self.python_date_format))
end = DateTime(datetime.strptime(end,
self.python_date_format))
except Exception, err:
logger.exception(err)
return query
else:
start, end = convert_to_padded_digits(start, end)
try:
# give datetime.datetime to allow very old or big years
# not to be transformed in current years (eg: 0001 -> 1901)
start = formated_time(start)
end = formated_time(end)
except Exception, err:
logger.exception(err)
return query
start = start - 1
start = start.latestTime()
end = end.latestTime()
query[index] = {
'query': (start, end),
'range': 'min:max'
}
return query
@property
def cal_year_range(self):
"""Return the stored value of calYearRange."""
return self.data.get('calYearRange', u"c-10:c+10")
@property
def use_plone_date_format(self):
"""Return the stored value of usePloneDateFormat."""
return self.data.get('usePloneDateFormat', False)
@property
def js_date_format(self):
"""Return the date format to use with JS datepicker"""
if self.use_plone_date_format:
return get_datepicker_date_format(self.request)
return "yy-mm-dd"
@property
def python_date_format(self):
"""Return the date format to use in python"""
if self.use_plone_date_format:
return get_python_date_format(self.request)
return "%Y-%m-%d"
@property
def js_language(self):
"""Return the language to use with JS code"""
if self.use_plone_date_format:
return self.jq_language()
return ""