82 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			3.2 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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| 
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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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| 
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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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| 
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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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| 			
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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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| 				
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| 			# set total in words
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| 			self.set_total_in_words()
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| 		
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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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| 	
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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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| 		
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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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| 		
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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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| 		
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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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| 
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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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| 
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| 	def set_total_in_words(self):
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| 		from webnotes.utils import money_in_words
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| 		company_currency = get_company_currency(self.doc.company)
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| 		if self.meta.get_field("in_words"):
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| 			self.doc.in_words = money_in_words(self.doc.grand_total, company_currency)
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| 		if self.meta.get_field("in_words_import"):
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| 			self.doc.in_words_import = money_in_words(self.doc.grand_total_import,
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| 		 		self.doc.currency) |