104 lines
3.1 KiB
Python
104 lines
3.1 KiB
Python
#
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# Copyright (c) 2012 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Implementation of report field definitions.
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"""
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from datetime import datetime
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from time import strptime, strftime
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from zope.interface import implements
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from zope.cachedescriptors.property import Lazy
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from zope.component import adapts
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from zope import component
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from zope.i18n.locales import locales
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from cybertools.composer.base import Component
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from cybertools.composer.report.interfaces import IField
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from cybertools.composer.report.interfaces import fieldTypes
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class Field(Component):
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implements(IField)
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fieldType = 'text'
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vocabulary = None
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default = defaultComparisonValue = None
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instance_name = None
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storeData = True
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renderer = 'standard'
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operator = 'in'
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executionSteps = ['query', 'sort', 'output'] # , 'totals']
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operators = [{'token': 'eq', 'label': '=='},
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{'token': 'lt', 'label': '<'},
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{'token': 'le', 'label': '<='},
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{'token': 'gt', 'label': '>'},
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{'token': 'ge', 'label': '>='},]
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def __init__(self, name, title=None, fieldType='textline', **kw):
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assert name
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self.__name__ = name
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title = title or name
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self.fieldType = fieldType
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#super(Field, self).__init__(title, __name__=name, **kw)
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self.title = title
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for k, v in kw.items():
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setattr(self, k, v)
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@property
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def name(self):
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return self.__name__
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def getRawValue(self, row):
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return row.getRawValue(self.name)
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def getSelectValue(self, row):
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return getattr(row, self.name, None)
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#return self.getRawValue(row) # better let row control selection...
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def getValue(self, row):
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value = self.getRawValue(row)
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if value is None:
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return u''
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if isinstance(value, basestring):
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return value
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return getattr(value, 'title', str(value))
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def getDisplayValue(self, row):
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return self.getValue(row)
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def getSortValue(self, row):
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# TODO: consider 'descending' flag, use raw value instead of formatted one
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return getattr(row, self.name, None)
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#return self.getValue(row)
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class CalculatedField(Field):
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def getRawValue(self, row):
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return getattr(row, self.name)
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# sample field
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label = Field('label', u'Label',
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u'A short text that identifies a row for humans.')
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