# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors # License: GNU General Public License v3. See license.txt from __future__ import unicode_literals import frappe from frappe import _, msgprint from frappe.utils import flt,cint, cstr, getdate from six import iteritems from collections import OrderedDict from erpnext.accounts.party import get_party_details from erpnext.stock.get_item_details import get_conversion_factor from erpnext.buying.utils import validate_for_items, update_last_purchase_rate from erpnext.stock.stock_ledger import get_valuation_rate from erpnext.stock.doctype.stock_entry.stock_entry import get_used_alternative_items from erpnext.stock.doctype.serial_no.serial_no import get_auto_serial_nos, auto_make_serial_nos, get_serial_nos from frappe.contacts.doctype.address.address import get_address_display from erpnext.accounts.doctype.budget.budget import validate_expense_against_budget from erpnext.controllers.stock_controller import StockController from erpnext.controllers.sales_and_purchase_return import get_rate_for_return from erpnext.stock.utils import get_incoming_rate class BuyingController(StockController): def get_feed(self): if self.get("supplier_name"): return _("From {0} | {1} {2}").format(self.supplier_name, self.currency, self.grand_total) def validate(self): super(BuyingController, self).validate() if getattr(self, "supplier", None) and not self.supplier_name: self.supplier_name = frappe.db.get_value("Supplier", self.supplier, "supplier_name") self.validate_items() self.set_qty_as_per_stock_uom() self.validate_stock_or_nonstock_items() self.validate_warehouse() self.validate_from_warehouse() self.set_supplier_address() self.validate_asset_return() if self.doctype=="Purchase Invoice": self.validate_purchase_receipt_if_update_stock() if self.doctype=="Purchase Receipt" or (self.doctype=="Purchase Invoice" and self.update_stock): # self.validate_purchase_return() self.validate_rejected_warehouse() self.validate_accepted_rejected_qty() validate_for_items(self) #sub-contracting self.validate_for_subcontracting() self.create_raw_materials_supplied("supplied_items") self.set_landed_cost_voucher_amount() if self.doctype in ("Purchase Receipt", "Purchase Invoice"): self.update_valuation_rate() def set_missing_values(self, for_validate=False): super(BuyingController, self).set_missing_values(for_validate) self.set_supplier_from_item_default() self.set_price_list_currency("Buying") # set contact and address details for supplier, if they are not mentioned if getattr(self, "supplier", None): self.update_if_missing(get_party_details(self.supplier, party_type="Supplier", ignore_permissions=self.flags.ignore_permissions, doctype=self.doctype, company=self.company, party_address=self.supplier_address, shipping_address=self.get('shipping_address'))) self.set_missing_item_details(for_validate) def set_supplier_from_item_default(self): if self.meta.get_field("supplier") and not self.supplier: for d in self.get("items"): supplier = frappe.db.get_value("Item Default", {"parent": d.item_code, "company": self.company}, "default_supplier") if supplier: self.supplier = supplier else: item_group = frappe.db.get_value("Item", d.item_code, "item_group") supplier = frappe.db.get_value("Item Default", {"parent": item_group, "company": self.company}, "default_supplier") if supplier: self.supplier = supplier break def validate_stock_or_nonstock_items(self): if self.meta.get_field("taxes") and not self.get_stock_items() and not self.get_asset_items(): msg = _('Tax Category has been changed to "Total" because all the Items are non-stock items') self.update_tax_category(msg) def update_tax_category(self, msg): tax_for_valuation = [d for d in self.get("taxes") if d.category in ["Valuation", "Valuation and Total"]] if tax_for_valuation: for d in tax_for_valuation: d.category = 'Total' msgprint(msg) def validate_asset_return(self): if self.doctype not in ['Purchase Receipt', 'Purchase Invoice'] or not self.is_return: return purchase_doc_field = 'purchase_receipt' if self.doctype == 'Purchase Receipt' else 'purchase_invoice' not_cancelled_asset = [d.name for d in frappe.db.get_all("Asset", { purchase_doc_field: self.return_against, "docstatus": 1 })] if self.is_return and len(not_cancelled_asset): frappe.throw(_("{} has submitted assets linked to it. You need to cancel the assets to create purchase return.") .format(self.return_against), title=_("Not Allowed")) def get_asset_items(self): if self.doctype not in ['Purchase Order', 'Purchase Invoice', 'Purchase Receipt']: return [] return [d.item_code for d in self.items if d.is_fixed_asset] def set_landed_cost_voucher_amount(self): for d in self.get("items"): lc_voucher_data = frappe.db.sql("""select sum(applicable_charges), cost_center from `tabLanded Cost Item` where docstatus = 1 and purchase_receipt_item = %s""", d.name) d.landed_cost_voucher_amount = lc_voucher_data[0][0] if lc_voucher_data else 0.0 if not d.cost_center and lc_voucher_data and lc_voucher_data[0][1]: d.db_set('cost_center', lc_voucher_data[0][1]) def validate_from_warehouse(self): for item in self.get('items'): if item.get('from_warehouse') and (item.get('from_warehouse') == item.get('warehouse')): frappe.throw(_("Row #{0}: Accepted Warehouse and Supplier Warehouse cannot be same").format(item.idx)) if item.get('from_warehouse') and self.get('is_subcontracted') == 'Yes': frappe.throw(_("Row #{0}: Cannot select Supplier Warehouse while suppling raw materials to subcontractor").format(item.idx)) def set_supplier_address(self): address_dict = { 'supplier_address': 'address_display', 'shipping_address': 'shipping_address_display' } for address_field, address_display_field in address_dict.items(): if self.get(address_field): self.set(address_display_field, get_address_display(self.get(address_field))) def set_total_in_words(self): from frappe.utils import money_in_words if self.meta.get_field("base_in_words"): if self.meta.get_field("base_rounded_total") and not self.is_rounded_total_disabled(): amount = self.base_rounded_total else: amount = self.base_grand_total self.base_in_words = money_in_words(amount, self.company_currency) if self.meta.get_field("in_words"): if self.meta.get_field("rounded_total") and not self.is_rounded_total_disabled(): amount = self.rounded_total else: amount = self.grand_total self.in_words = money_in_words(amount, self.currency) # update valuation rate def update_valuation_rate(self, reset_outgoing_rate=True): """ item_tax_amount is the total tax amount applied on that item stored for valuation TODO: rename item_tax_amount to valuation_tax_amount """ stock_and_asset_items = self.get_stock_items() + self.get_asset_items() stock_and_asset_items_qty, stock_and_asset_items_amount = 0, 0 last_item_idx = 1 for d in self.get("items"): if d.item_code and d.item_code in stock_and_asset_items: stock_and_asset_items_qty += flt(d.qty) stock_and_asset_items_amount += flt(d.base_net_amount) last_item_idx = d.idx total_valuation_amount = sum([flt(d.base_tax_amount_after_discount_amount) for d in self.get("taxes") if d.category in ["Valuation", "Valuation and Total"]]) valuation_amount_adjustment = total_valuation_amount for i, item in enumerate(self.get("items")): if item.item_code and item.qty and item.item_code in stock_and_asset_items: item_proportion = flt(item.base_net_amount) / stock_and_asset_items_amount if stock_and_asset_items_amount \ else flt(item.qty) / stock_and_asset_items_qty if i == (last_item_idx - 1): item.item_tax_amount = flt(valuation_amount_adjustment, self.precision("item_tax_amount", item)) else: item.item_tax_amount = flt(item_proportion * total_valuation_amount, self.precision("item_tax_amount", item)) valuation_amount_adjustment -= item.item_tax_amount self.round_floats_in(item) if flt(item.conversion_factor)==0.0: item.conversion_factor = get_conversion_factor(item.item_code, item.uom).get("conversion_factor") or 1.0 qty_in_stock_uom = flt(item.qty * item.conversion_factor) item.rm_supp_cost = self.get_supplied_items_cost(item.name, reset_outgoing_rate) item.valuation_rate = ((item.base_net_amount + item.item_tax_amount + item.rm_supp_cost + flt(item.landed_cost_voucher_amount)) / qty_in_stock_uom) else: item.valuation_rate = 0.0 def set_incoming_rate(self): if self.doctype not in ("Purchase Receipt", "Purchase Invoice", "Purchase Order"): return ref_doctype_map = { "Purchase Order": "Sales Order Item", "Purchase Receipt": "Delivery Note Item", "Purchase Invoice": "Sales Invoice Item", } ref_doctype = ref_doctype_map.get(self.doctype) items = self.get("items") for d in items: if not cint(self.get("is_return")): # Get outgoing rate based on original item cost based on valuation method if not d.get(frappe.scrub(ref_doctype)): outgoing_rate = get_incoming_rate({ "item_code": d.item_code, "warehouse": d.get('from_warehouse'), "posting_date": self.get('posting_date') or self.get('transation_date'), "posting_time": self.get('posting_time'), "qty": -1 * flt(d.get('stock_qty')), "serial_no": d.get('serial_no'), "company": self.company, "voucher_type": self.doctype, "voucher_no": self.name, "allow_zero_valuation": d.get("allow_zero_valuation") }, raise_error_if_no_rate=False) rate = flt(outgoing_rate * d.conversion_factor, d.precision('rate')) else: rate = frappe.db.get_value(ref_doctype, d.get(frappe.scrub(ref_doctype)), 'rate') if self.is_internal_transfer(): if rate != d.rate: d.rate = rate d.discount_percentage = 0 d.discount_amount = 0 frappe.msgprint(_("Row {0}: Item rate has been updated as per valuation rate since its an internal stock transfer") .format(d.idx), alert=1) def get_supplied_items_cost(self, item_row_id, reset_outgoing_rate=True): supplied_items_cost = 0.0 for d in self.get("supplied_items"): if d.reference_name == item_row_id: if reset_outgoing_rate and frappe.db.get_value('Item', d.rm_item_code, 'is_stock_item'): rate = get_incoming_rate({ "item_code": d.rm_item_code, "warehouse": self.supplier_warehouse, "posting_date": self.posting_date, "posting_time": self.posting_time, "qty": -1 * d.consumed_qty, "serial_no": d.serial_no }) if rate > 0: d.rate = rate d.amount = flt(flt(d.consumed_qty) * flt(d.rate), d.precision("amount")) supplied_items_cost += flt(d.amount) return supplied_items_cost def validate_for_subcontracting(self): if not self.is_subcontracted and self.sub_contracted_items: frappe.throw(_("Please enter 'Is Subcontracted' as Yes or No")) if self.is_subcontracted == "Yes": if self.doctype in ["Purchase Receipt", "Purchase Invoice"] and not self.supplier_warehouse: frappe.throw(_("Supplier Warehouse mandatory for sub-contracted {0}").format(self.doctype)) for item in self.get("items"): if item in self.sub_contracted_items and not item.bom: frappe.throw(_("Please select BOM in BOM field for Item {0}").format(item.item_code)) if self.doctype == "Purchase Order": for supplied_item in self.get("supplied_items"): if not supplied_item.reserve_warehouse: frappe.throw(_("Reserved Warehouse is mandatory for Item {0} in Raw Materials supplied").format(frappe.bold(supplied_item.rm_item_code))) else: for item in self.get("items"): if item.bom: item.bom = None def create_raw_materials_supplied(self, raw_material_table): if self.is_subcontracted=="Yes": parent_items = [] backflush_raw_materials_based_on = frappe.db.get_single_value("Buying Settings", "backflush_raw_materials_of_subcontract_based_on") if (self.doctype == 'Purchase Receipt' and backflush_raw_materials_based_on != 'BOM'): self.update_raw_materials_supplied_based_on_stock_entries() else: for item in self.get("items"): if self.doctype in ["Purchase Receipt", "Purchase Invoice"]: item.rm_supp_cost = 0.0 if item.bom and item.item_code in self.sub_contracted_items: self.update_raw_materials_supplied_based_on_bom(item, raw_material_table) if [item.item_code, item.name] not in parent_items: parent_items.append([item.item_code, item.name]) self.cleanup_raw_materials_supplied(parent_items, raw_material_table) elif self.doctype in ["Purchase Receipt", "Purchase Invoice"]: for item in self.get("items"): item.rm_supp_cost = 0.0 if self.is_subcontracted == "No" and self.get("supplied_items"): self.set('supplied_items', []) def update_raw_materials_supplied_based_on_stock_entries(self): self.set('supplied_items', []) purchase_orders = set([d.purchase_order for d in self.items]) # qty of raw materials backflushed (for each item per purchase order) backflushed_raw_materials_map = get_backflushed_subcontracted_raw_materials(purchase_orders) # qty of "finished good" item yet to be received qty_to_be_received_map = get_qty_to_be_received(purchase_orders) for item in self.get('items'): if not item.purchase_order: continue # reset raw_material cost item.rm_supp_cost = 0 # qty of raw materials transferred to the supplier transferred_raw_materials = get_subcontracted_raw_materials_from_se(item.purchase_order, item.item_code) non_stock_items = get_non_stock_items(item.purchase_order, item.item_code) item_key = '{}{}'.format(item.item_code, item.purchase_order) fg_yet_to_be_received = qty_to_be_received_map.get(item_key) if not fg_yet_to_be_received: frappe.throw(_("Row #{0}: Item {1} is already fully received in Purchase Order {2}") .format(item.idx, frappe.bold(item.item_code), frappe.utils.get_link_to_form("Purchase Order", item.purchase_order)), title=_("Limit Crossed")) transferred_batch_qty_map = get_transferred_batch_qty_map(item.purchase_order, item.item_code) # backflushed_batch_qty_map = get_backflushed_batch_qty_map(item.purchase_order, item.item_code) for raw_material in transferred_raw_materials + non_stock_items: rm_item_key = (raw_material.rm_item_code, item.item_code, item.purchase_order) raw_material_data = backflushed_raw_materials_map.get(rm_item_key, {}) consumed_qty = raw_material_data.get('qty', 0) consumed_serial_nos = raw_material_data.get('serial_no', '') consumed_batch_nos = raw_material_data.get('batch_nos', '') transferred_qty = raw_material.qty rm_qty_to_be_consumed = transferred_qty - consumed_qty # backflush all remaining transferred qty in the last Purchase Receipt if fg_yet_to_be_received == item.qty: qty = rm_qty_to_be_consumed else: qty = (rm_qty_to_be_consumed / fg_yet_to_be_received) * item.qty if frappe.get_cached_value('UOM', raw_material.stock_uom, 'must_be_whole_number'): qty = frappe.utils.ceil(qty) if qty > rm_qty_to_be_consumed: qty = rm_qty_to_be_consumed if not qty: continue if raw_material.serial_nos: set_serial_nos(raw_material, consumed_serial_nos, qty) if raw_material.batch_nos: backflushed_batch_qty_map = raw_material_data.get('consumed_batch', {}) batches_qty = get_batches_with_qty(raw_material.rm_item_code, raw_material.main_item_code, qty, transferred_batch_qty_map, backflushed_batch_qty_map, item.purchase_order) for batch_data in batches_qty: qty = batch_data['qty'] raw_material.batch_no = batch_data['batch'] if qty > 0: self.append_raw_material_to_be_backflushed(item, raw_material, qty) else: self.append_raw_material_to_be_backflushed(item, raw_material, qty) def append_raw_material_to_be_backflushed(self, fg_item_row, raw_material_data, qty): rm = self.append('supplied_items', {}) rm.update(raw_material_data) if not rm.main_item_code: rm.main_item_code = fg_item_row.item_code rm.reference_name = fg_item_row.name rm.required_qty = qty rm.consumed_qty = qty def update_raw_materials_supplied_based_on_bom(self, item, raw_material_table): exploded_item = 1 if hasattr(item, 'include_exploded_items'): exploded_item = item.get('include_exploded_items') bom_items = get_items_from_bom(item.item_code, item.bom, exploded_item) used_alternative_items = [] if self.doctype in ["Purchase Receipt", "Purchase Invoice"] and item.purchase_order: used_alternative_items = get_used_alternative_items(purchase_order = item.purchase_order) raw_materials_cost = 0 items = list(set([d.item_code for d in bom_items])) item_wh = frappe._dict(frappe.db.sql("""select i.item_code, id.default_warehouse from `tabItem` i, `tabItem Default` id where id.parent=i.name and id.company=%s and i.name in ({0})""" .format(", ".join(["%s"] * len(items))), [self.company] + items)) for bom_item in bom_items: if self.doctype == "Purchase Order": reserve_warehouse = bom_item.source_warehouse or item_wh.get(bom_item.item_code) if frappe.db.get_value("Warehouse", reserve_warehouse, "company") != self.company: reserve_warehouse = None conversion_factor = item.conversion_factor if (self.doctype in ["Purchase Receipt", "Purchase Invoice"] and item.purchase_order and bom_item.item_code in used_alternative_items): alternative_item_data = used_alternative_items.get(bom_item.item_code) bom_item.item_code = alternative_item_data.item_code bom_item.item_name = alternative_item_data.item_name bom_item.stock_uom = alternative_item_data.stock_uom conversion_factor = alternative_item_data.conversion_factor bom_item.description = alternative_item_data.description # check if exists exists = 0 for d in self.get(raw_material_table): if d.main_item_code == item.item_code and d.rm_item_code == bom_item.item_code \ and d.reference_name == item.name: rm, exists = d, 1 break if not exists: rm = self.append(raw_material_table, {}) required_qty = flt(flt(bom_item.qty_consumed_per_unit) * (flt(item.qty) + getattr(item, 'rejected_qty', 0)) * flt(conversion_factor), rm.precision("required_qty")) rm.reference_name = item.name rm.bom_detail_no = bom_item.name rm.main_item_code = item.item_code rm.rm_item_code = bom_item.item_code rm.stock_uom = bom_item.stock_uom rm.required_qty = required_qty rm.rate = bom_item.rate rm.conversion_factor = conversion_factor if self.doctype in ["Purchase Receipt", "Purchase Invoice"]: rm.consumed_qty = required_qty rm.description = bom_item.description if item.batch_no and frappe.db.get_value("Item", rm.rm_item_code, "has_batch_no") and not rm.batch_no: rm.batch_no = item.batch_no elif not rm.reserve_warehouse: rm.reserve_warehouse = reserve_warehouse def cleanup_raw_materials_supplied(self, parent_items, raw_material_table): """Remove all those child items which are no longer present in main item table""" delete_list = [] for d in self.get(raw_material_table): if [d.main_item_code, d.reference_name] not in parent_items: # mark for deletion from doclist delete_list.append(d) # delete from doclist if delete_list: rm_supplied_details = self.get(raw_material_table) self.set(raw_material_table, []) for d in rm_supplied_details: if d not in delete_list: self.append(raw_material_table, d) @property def sub_contracted_items(self): if not hasattr(self, "_sub_contracted_items"): self._sub_contracted_items = [] item_codes = list(set(item.item_code for item in self.get("items"))) if item_codes: items = frappe.get_all('Item', filters={ 'name': ['in', item_codes], 'is_sub_contracted_item': 1 }) self._sub_contracted_items = [item.name for item in items] return self._sub_contracted_items def set_qty_as_per_stock_uom(self): for d in self.get("items"): if d.meta.get_field("stock_qty"): # Check if item code is present # Conversion factor should not be mandatory for non itemized items if not d.conversion_factor and d.item_code: frappe.throw(_("Row {0}: Conversion Factor is mandatory").format(d.idx)) d.stock_qty = flt(d.qty) * flt(d.conversion_factor) if self.doctype=="Purchase Receipt" and d.meta.get_field("received_stock_qty"): # Set Received Qty in Stock UOM d.received_stock_qty = flt(d.received_qty) * flt(d.conversion_factor, d.precision("conversion_factor")) def validate_purchase_return(self): for d in self.get("items"): if self.is_return and flt(d.rejected_qty) != 0: frappe.throw(_("Row #{0}: Rejected Qty can not be entered in Purchase Return").format(d.idx)) # validate rate with ref PR def validate_rejected_warehouse(self): for d in self.get("items"): if flt(d.rejected_qty) and not d.rejected_warehouse: if self.rejected_warehouse: d.rejected_warehouse = self.rejected_warehouse if not d.rejected_warehouse: frappe.throw(_("Row #{0}: Rejected Warehouse is mandatory against rejected Item {1}").format(d.idx, d.item_code)) # validate accepted and rejected qty def validate_accepted_rejected_qty(self): for d in self.get("items"): self.validate_negative_quantity(d, ["received_qty","qty", "rejected_qty"]) if not flt(d.received_qty) and flt(d.qty): d.received_qty = flt(d.qty) - flt(d.rejected_qty) elif not flt(d.qty) and flt(d.rejected_qty): d.qty = flt(d.received_qty) - flt(d.rejected_qty) elif not flt(d.rejected_qty): d.rejected_qty = flt(d.received_qty) - flt(d.qty) val = flt(d.qty) + flt(d.rejected_qty) # Check Received Qty = Accepted Qty + Rejected Qty if (flt(val, d.precision("received_qty")) != flt(d.received_qty, d.precision("received_qty"))): frappe.throw(_("Accepted + Rejected Qty must be equal to Received quantity for Item {0}").format(d.item_code)) def validate_negative_quantity(self, item_row, field_list): if self.is_return: return item_row = item_row.as_dict() for fieldname in field_list: if flt(item_row[fieldname]) < 0: frappe.throw(_("Row #{0}: {1} can not be negative for item {2}").format(item_row['idx'], frappe.get_meta(item_row.doctype).get_label(fieldname), item_row['item_code'])) def check_for_on_hold_or_closed_status(self, ref_doctype, ref_fieldname): for d in self.get("items"): if d.get(ref_fieldname): status = frappe.db.get_value(ref_doctype, d.get(ref_fieldname), "status") if status in ("Closed", "On Hold"): frappe.throw(_("{0} {1} is {2}").format(ref_doctype,d.get(ref_fieldname), status)) def update_stock_ledger(self, allow_negative_stock=False, via_landed_cost_voucher=False): self.update_ordered_and_reserved_qty() sl_entries = [] stock_items = self.get_stock_items() for d in self.get('items'): if d.item_code in stock_items and d.warehouse: pr_qty = flt(d.qty) * flt(d.conversion_factor) if pr_qty: if d.from_warehouse and ((not cint(self.is_return) and self.docstatus==1) or (cint(self.is_return) and self.docstatus==2)): from_warehouse_sle = self.get_sl_entries(d, { "actual_qty": -1 * pr_qty, "warehouse": d.from_warehouse, "outgoing_rate": d.rate, "recalculate_rate": 1, "dependant_sle_voucher_detail_no": d.name }) sl_entries.append(from_warehouse_sle) sle = self.get_sl_entries(d, { "actual_qty": flt(pr_qty), "serial_no": cstr(d.serial_no).strip() }) if self.is_return: outgoing_rate = get_rate_for_return(self.doctype, self.name, d.item_code, self.return_against, item_row=d) sle.update({ "outgoing_rate": outgoing_rate, "recalculate_rate": 1 }) if d.from_warehouse: sle.dependant_sle_voucher_detail_no = d.name else: val_rate_db_precision = 6 if cint(self.precision("valuation_rate", d)) <= 6 else 9 incoming_rate = flt(d.valuation_rate, val_rate_db_precision) sle.update({ "incoming_rate": incoming_rate, "recalculate_rate": 1 if (self.is_subcontracted and d.bom) or d.from_warehouse else 0 }) sl_entries.append(sle) if d.from_warehouse and ((not cint(self.is_return) and self.docstatus==2) or (cint(self.is_return) and self.docstatus==1)): from_warehouse_sle = self.get_sl_entries(d, { "actual_qty": -1 * pr_qty, "warehouse": d.from_warehouse, "recalculate_rate": 1 }) sl_entries.append(from_warehouse_sle) if flt(d.rejected_qty) != 0: sl_entries.append(self.get_sl_entries(d, { "warehouse": d.rejected_warehouse, "actual_qty": flt(d.rejected_qty) * flt(d.conversion_factor), "serial_no": cstr(d.rejected_serial_no).strip(), "incoming_rate": 0.0 })) self.make_sl_entries_for_supplier_warehouse(sl_entries) self.make_sl_entries(sl_entries, allow_negative_stock=allow_negative_stock, via_landed_cost_voucher=via_landed_cost_voucher) def update_ordered_and_reserved_qty(self): po_map = {} for d in self.get("items"): if self.doctype=="Purchase Receipt" \ and d.purchase_order: po_map.setdefault(d.purchase_order, []).append(d.purchase_order_item) elif self.doctype=="Purchase Invoice" and d.purchase_order and d.po_detail: po_map.setdefault(d.purchase_order, []).append(d.po_detail) for po, po_item_rows in po_map.items(): if po and po_item_rows: po_obj = frappe.get_doc("Purchase Order", po) if po_obj.status in ["Closed", "Cancelled"]: frappe.throw(_("{0} {1} is cancelled or closed").format(_("Purchase Order"), po), frappe.InvalidStatusError) po_obj.update_ordered_qty(po_item_rows) if self.is_subcontracted: po_obj.update_reserved_qty_for_subcontract() def make_sl_entries_for_supplier_warehouse(self, sl_entries): if hasattr(self, 'supplied_items'): for d in self.get('supplied_items'): # negative quantity is passed, as raw material qty has to be decreased # when PR is submitted and it has to be increased when PR is cancelled sl_entries.append(self.get_sl_entries(d, { "item_code": d.rm_item_code, "warehouse": self.supplier_warehouse, "actual_qty": -1*flt(d.consumed_qty), "dependant_sle_voucher_detail_no": d.reference_name })) def on_submit(self): if self.get('is_return'): return if self.doctype in ['Purchase Receipt', 'Purchase Invoice']: field = 'purchase_invoice' if self.doctype == 'Purchase Invoice' else 'purchase_receipt' self.process_fixed_asset() self.update_fixed_asset(field) update_last_purchase_rate(self, is_submit = 1) def on_cancel(self): super(BuyingController, self).on_cancel() if self.get('is_return'): return update_last_purchase_rate(self, is_submit = 0) if self.doctype in ['Purchase Receipt', 'Purchase Invoice']: field = 'purchase_invoice' if self.doctype == 'Purchase Invoice' else 'purchase_receipt' self.delete_linked_asset() self.update_fixed_asset(field, delete_asset=True) def validate_budget(self): if self.docstatus == 1: for data in self.get('items'): args = data.as_dict() args.update({ 'doctype': self.doctype, 'company': self.company, 'posting_date': (self.schedule_date if self.doctype == 'Material Request' else self.transaction_date) }) validate_expense_against_budget(args) def process_fixed_asset(self): if self.doctype == 'Purchase Invoice' and not self.update_stock: return asset_items = self.get_asset_items() if asset_items: self.auto_make_assets(asset_items) def auto_make_assets(self, asset_items): items_data = get_asset_item_details(asset_items) messages = [] for d in self.items: if d.is_fixed_asset: item_data = items_data.get(d.item_code) if item_data.get('auto_create_assets'): # If asset has to be auto created # Check for asset naming series if item_data.get('asset_naming_series'): created_assets = [] for qty in range(cint(d.qty)): asset = self.make_asset(d) created_assets.append(asset) if len(created_assets) > 5: # dont show asset form links if more than 5 assets are created messages.append(_('{} Assets created for {}').format(len(created_assets), frappe.bold(d.item_code))) else: assets_link = list(map(lambda d: frappe.utils.get_link_to_form('Asset', d), created_assets)) assets_link = frappe.bold(','.join(assets_link)) is_plural = 's' if len(created_assets) != 1 else '' messages.append( _('Asset{} {assets_link} created for {}').format(is_plural, frappe.bold(d.item_code), assets_link=assets_link) ) else: frappe.throw(_("Row {}: Asset Naming Series is mandatory for the auto creation for item {}") .format(d.idx, frappe.bold(d.item_code))) else: messages.append(_("Assets not created for {0}. You will have to create asset manually.") .format(frappe.bold(d.item_code))) for message in messages: frappe.msgprint(message, title="Success", indicator="green") def make_asset(self, row): if not row.asset_location: frappe.throw(_("Row {0}: Enter location for the asset item {1}").format(row.idx, row.item_code)) item_data = frappe.db.get_value('Item', row.item_code, ['asset_naming_series', 'asset_category'], as_dict=1) purchase_amount = flt(row.base_rate + row.item_tax_amount) asset = frappe.get_doc({ 'doctype': 'Asset', 'item_code': row.item_code, 'asset_name': row.item_name, 'naming_series': item_data.get('asset_naming_series') or 'AST', 'asset_category': item_data.get('asset_category'), 'location': row.asset_location, 'company': self.company, 'supplier': self.supplier, 'purchase_date': self.posting_date, 'calculate_depreciation': 1, 'purchase_receipt_amount': purchase_amount, 'gross_purchase_amount': purchase_amount, 'purchase_receipt': self.name if self.doctype == 'Purchase Receipt' else None, 'purchase_invoice': self.name if self.doctype == 'Purchase Invoice' else None }) asset.flags.ignore_validate = True asset.flags.ignore_mandatory = True asset.set_missing_values() asset.insert() return asset.name def update_fixed_asset(self, field, delete_asset = False): for d in self.get("items"): if d.is_fixed_asset: is_auto_create_enabled = frappe.db.get_value('Item', d.item_code, 'auto_create_assets') assets = frappe.db.get_all('Asset', filters={ field : self.name, 'item_code' : d.item_code }) for asset in assets: asset = frappe.get_doc('Asset', asset.name) if delete_asset and is_auto_create_enabled: # need to delete movements to delete assets otherwise throws link exists error movements = frappe.db.sql( """SELECT asm.name FROM `tabAsset Movement` asm, `tabAsset Movement Item` asm_item WHERE asm_item.parent=asm.name and asm_item.asset=%s""", asset.name, as_dict=1) for movement in movements: frappe.delete_doc('Asset Movement', movement.name, force=1) frappe.delete_doc("Asset", asset.name, force=1) continue if self.docstatus in [0, 1] and not asset.get(field): asset.set(field, self.name) asset.purchase_date = self.posting_date asset.supplier = self.supplier elif self.docstatus == 2: if asset.docstatus == 0: asset.set(field, None) asset.supplier = None if asset.docstatus == 1 and delete_asset: frappe.throw(_('Cannot cancel this document as it is linked with submitted asset {0}. Please cancel it to continue.') .format(frappe.utils.get_link_to_form('Asset', asset.name))) asset.flags.ignore_validate_update_after_submit = True asset.flags.ignore_mandatory = True if asset.docstatus == 0: asset.flags.ignore_validate = True asset.save() def delete_linked_asset(self): if self.doctype == 'Purchase Invoice' and not self.get('update_stock'): return frappe.db.sql("delete from `tabAsset Movement` where reference_name=%s", self.name) def validate_schedule_date(self): if not self.get("items"): return if any(d.schedule_date for d in self.get("items")): # Select earliest schedule_date. self.schedule_date = min(d.schedule_date for d in self.get("items") if d.schedule_date is not None) if self.schedule_date: for d in self.get('items'): if not d.schedule_date: d.schedule_date = self.schedule_date if (d.schedule_date and self.transaction_date and getdate(d.schedule_date) < getdate(self.transaction_date)): frappe.throw(_("Row #{0}: Reqd by Date cannot be before Transaction Date").format(d.idx)) else: frappe.throw(_("Please enter Reqd by Date")) def validate_items(self): # validate items to see if they have is_purchase_item or is_subcontracted_item enabled if self.doctype=="Material Request": return if hasattr(self, "is_subcontracted") and self.is_subcontracted == 'Yes': validate_item_type(self, "is_sub_contracted_item", "subcontracted") else: validate_item_type(self, "is_purchase_item", "purchase") def get_items_from_bom(item_code, bom, exploded_item=1): doctype = "BOM Item" if not exploded_item else "BOM Explosion Item" bom_items = frappe.db.sql("""select t2.item_code, t2.name, t2.rate, t2.stock_uom, t2.source_warehouse, t2.description, t2.stock_qty / ifnull(t1.quantity, 1) as qty_consumed_per_unit from `tabBOM` t1, `tab{0}` t2, tabItem t3 where t2.parent = t1.name and t1.item = %s and t1.docstatus = 1 and t1.is_active = 1 and t1.name = %s and t2.sourced_by_supplier = 0 and t2.item_code = t3.name""".format(doctype), (item_code, bom), as_dict=1) if not bom_items: msgprint(_("Specified BOM {0} does not exist for Item {1}").format(bom, item_code), raise_exception=1) return bom_items def get_subcontracted_raw_materials_from_se(purchase_order, fg_item): common_query = """ SELECT sed.item_code AS rm_item_code, SUM(sed.qty) AS qty, sed.description, sed.stock_uom, sed.subcontracted_item AS main_item_code, {serial_no_concat_syntax} AS serial_nos, {batch_no_concat_syntax} AS batch_nos FROM `tabStock Entry` se,`tabStock Entry Detail` sed WHERE se.name = sed.parent AND se.docstatus=1 AND se.purpose='Send to Subcontractor' AND se.purchase_order = %s AND IFNULL(sed.t_warehouse, '') != '' AND IFNULL(sed.subcontracted_item, '') in ('', %s) GROUP BY sed.item_code, sed.subcontracted_item """ raw_materials = frappe.db.multisql({ 'mariadb': common_query.format( serial_no_concat_syntax="GROUP_CONCAT(sed.serial_no)", batch_no_concat_syntax="GROUP_CONCAT(sed.batch_no)" ), 'postgres': common_query.format( serial_no_concat_syntax="STRING_AGG(sed.serial_no, ',')", batch_no_concat_syntax="STRING_AGG(sed.batch_no, ',')" ) }, (purchase_order, fg_item), as_dict=1) return raw_materials def get_backflushed_subcontracted_raw_materials(purchase_orders): purchase_receipts = frappe.get_all("Purchase Receipt Item", fields = ["purchase_order", "item_code", "name", "parent"], filters={"docstatus": 1, "purchase_order": ("in", list(purchase_orders))}) distinct_purchase_receipts = {} for pr in purchase_receipts: key = (pr.purchase_order, pr.item_code, pr.parent) distinct_purchase_receipts.setdefault(key, []).append(pr.name) backflushed_raw_materials_map = frappe._dict() for args, references in iteritems(distinct_purchase_receipts): purchase_receipt_supplied_items = get_supplied_items(args[1], args[2], references) for data in purchase_receipt_supplied_items: pr_key = (data.rm_item_code, data.main_item_code, args[0]) if pr_key not in backflushed_raw_materials_map: backflushed_raw_materials_map.setdefault(pr_key, frappe._dict({ "qty": 0.0, "serial_no": [], "batch_no": [], "consumed_batch": {} })) row = backflushed_raw_materials_map.get(pr_key) row.qty += data.consumed_qty for field in ["serial_no", "batch_no"]: if data.get(field): row[field].append(data.get(field)) if data.get("batch_no"): if data.get("batch_no") in row.consumed_batch: row.consumed_batch[data.get("batch_no")] += data.consumed_qty else: row.consumed_batch[data.get("batch_no")] = data.consumed_qty return backflushed_raw_materials_map def get_supplied_items(item_code, purchase_receipt, references): return frappe.get_all("Purchase Receipt Item Supplied", fields=["rm_item_code", "main_item_code", "consumed_qty", "serial_no", "batch_no"], filters={"main_item_code": item_code, "parent": purchase_receipt, "reference_name": ("in", references)}) def get_asset_item_details(asset_items): asset_items_data = {} for d in frappe.get_all('Item', fields = ["name", "auto_create_assets", "asset_naming_series"], filters = {'name': ('in', asset_items)}): asset_items_data.setdefault(d.name, d) return asset_items_data def validate_item_type(doc, fieldname, message): # iterate through items and check if they are valid sales or purchase items items = [d.item_code for d in doc.items if d.item_code] # No validation check inase of creating transaction using 'Opening Invoice Creation Tool' if not items: return item_list = ", ".join(["%s" % frappe.db.escape(d) for d in items]) invalid_items = [d[0] for d in frappe.db.sql(""" select item_code from tabItem where name in ({0}) and {1}=0 """.format(item_list, fieldname), as_list=True)] if invalid_items: items = ", ".join([d for d in invalid_items]) if len(invalid_items) > 1: error_message = _("Following items {0} are not marked as {1} item. You can enable them as {1} item from its Item master").format(items, message) else: error_message = _("Following item {0} is not marked as {1} item. You can enable them as {1} item from its Item master").format(items, message) frappe.throw(error_message) def get_qty_to_be_received(purchase_orders): return frappe._dict(frappe.db.sql(""" SELECT CONCAT(poi.`item_code`, poi.`parent`) AS item_key, SUM(poi.`qty`) - SUM(poi.`received_qty`) AS qty_to_be_received FROM `tabPurchase Order Item` poi WHERE poi.`parent` in %s GROUP BY poi.`item_code`, poi.`parent` HAVING SUM(poi.`qty`) > SUM(poi.`received_qty`) """, (purchase_orders))) def get_non_stock_items(purchase_order, fg_item_code): return frappe.db.sql(""" SELECT pois.main_item_code, pois.rm_item_code, item.description, pois.required_qty AS qty, pois.rate, 1 as non_stock_item, pois.stock_uom FROM `tabPurchase Order Item Supplied` pois, `tabItem` item WHERE pois.`rm_item_code` = item.`name` AND item.is_stock_item = 0 AND pois.`parent` = %s AND pois.`main_item_code` = %s """, (purchase_order, fg_item_code), as_dict=1) def set_serial_nos(raw_material, consumed_serial_nos, qty): serial_nos = set(get_serial_nos(raw_material.serial_nos)) - \ set(get_serial_nos(consumed_serial_nos)) if serial_nos and qty <= len(serial_nos): raw_material.serial_no = '\n'.join(list(serial_nos)[0:frappe.utils.cint(qty)]) def get_transferred_batch_qty_map(purchase_order, fg_item): # returns # { # (item_code, fg_code): { # batch1: 10, # qty # batch2: 16 # }, # } transferred_batch_qty_map = {} transferred_batches = frappe.db.sql(""" SELECT sed.batch_no, SUM(sed.qty) AS qty, sed.item_code, sed.subcontracted_item FROM `tabStock Entry` se,`tabStock Entry Detail` sed WHERE se.name = sed.parent AND se.docstatus=1 AND se.purpose='Send to Subcontractor' AND se.purchase_order = %s AND ifnull(sed.subcontracted_item, '') in ('', %s) AND sed.batch_no IS NOT NULL GROUP BY sed.batch_no, sed.item_code """, (purchase_order, fg_item), as_dict=1) for batch_data in transferred_batches: key = ((batch_data.item_code, fg_item) if batch_data.subcontracted_item else (batch_data.item_code, purchase_order)) transferred_batch_qty_map.setdefault(key, OrderedDict()) transferred_batch_qty_map[key][batch_data.batch_no] = batch_data.qty return transferred_batch_qty_map def get_backflushed_batch_qty_map(purchase_order, fg_item): # returns # { # (item_code, fg_code): { # batch1: 10, # qty # batch2: 16 # }, # } backflushed_batch_qty_map = {} backflushed_batches = frappe.db.sql(""" SELECT pris.batch_no, SUM(pris.consumed_qty) AS qty, pris.rm_item_code AS item_code FROM `tabPurchase Receipt` pr, `tabPurchase Receipt Item` pri, `tabPurchase Receipt Item Supplied` pris WHERE pr.name = pri.parent AND pri.parent = pris.parent AND pri.purchase_order = %s AND pri.item_code = pris.main_item_code AND pr.docstatus = 1 AND pris.main_item_code = %s AND pris.batch_no IS NOT NULL GROUP BY pris.rm_item_code, pris.batch_no """, (purchase_order, fg_item), as_dict=1) for batch_data in backflushed_batches: backflushed_batch_qty_map.setdefault((batch_data.item_code, fg_item), {}) backflushed_batch_qty_map[(batch_data.item_code, fg_item)][batch_data.batch_no] = batch_data.qty return backflushed_batch_qty_map def get_batches_with_qty(item_code, fg_item, required_qty, transferred_batch_qty_map, backflushed_batches, po): # Returns available batches to be backflushed based on requirements transferred_batches = transferred_batch_qty_map.get((item_code, fg_item), {}) if not transferred_batches: transferred_batches = transferred_batch_qty_map.get((item_code, po), {}) available_batches = [] for (batch, transferred_qty) in transferred_batches.items(): backflushed_qty = backflushed_batches.get(batch, 0) available_qty = transferred_qty - backflushed_qty if available_qty >= required_qty: available_batches.append({'batch': batch, 'qty': required_qty}) break elif available_qty != 0: available_batches.append({'batch': batch, 'qty': available_qty}) required_qty -= available_qty for row in available_batches: if backflushed_batches.get(row.get('batch'), 0) > 0: backflushed_batches[row.get('batch')] += row.get('qty') else: backflushed_batches[row.get('batch')] = row.get('qty') return available_batches