71 lines
2.8 KiB
Python
71 lines
2.8 KiB
Python
# ERPNext - web based ERP (http://erpnext.com)
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# Copyright (C) 2012 Web Notes Technologies Pvt Ltd
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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 3 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, see <http://www.gnu.org/licenses/>.
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from __future__ import unicode_literals
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import webnotes
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from webnotes import _, msgprint
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from webnotes.utils import flt
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from buying.utils import get_item_details
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from setup.utils import get_company_currency
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from utilities.transaction_base import TransactionBase
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class BuyingController(TransactionBase):
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def validate(self):
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if self.meta.get_field("currency"):
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self.company_currency = get_company_currency(self.doc.company)
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self.validate_conversion_rate("currency", "conversion_rate")
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if self.doc.price_list_name and self.doc.price_list_currency:
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self.validate_conversion_rate("price_list_currency", "plc_conversion_rate")
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def update_item_details(self):
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for item in self.doclist.get({"parentfield": self.fname}):
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ret = get_item_details({
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"doctype": self.doc.doctype,
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"docname": self.doc.name,
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"item_code": item.item_code,
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"warehouse": item.warehouse,
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"supplier": self.doc.supplier,
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"transaction_date": self.doc.posting_date,
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"conversion_rate": self.doc.conversion_rate
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})
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for r in ret:
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if not item.fields.get(r):
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item.fields[r] = ret[r]
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def validate_conversion_rate(self, currency_field, conversion_rate_field):
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"""common validation for currency and price list currency"""
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currency = self.doc.fields.get(currency_field)
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conversion_rate = flt(self.doc.fields.get(conversion_rate_field))
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conversion_rate_label = self.meta.get_label(conversion_rate_field)
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if conversion_rate == 0:
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msgprint(conversion_rate_label + _(' cannot be 0'), raise_exception=True)
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# parenthesis for 'OR' are necessary as we want it to evaluate as
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# mandatory valid condition and (1st optional valid condition
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# or 2nd optional valid condition)
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valid_conversion_rate = (conversion_rate and
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((currency == self.company_currency and conversion_rate == 1.00)
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or (currency != self.company_currency and conversion_rate != 1.00)))
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if not valid_conversion_rate:
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msgprint(_('Please enter valid ') + conversion_rate_label + (': ')
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+ ("1 %s = [?] %s" % (currency, self.company_currency)),
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raise_exception=True)
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