208 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			208 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from __future__ import unicode_literals
 | |
| import frappe
 | |
| import frappe.utils
 | |
| import frappe.defaults
 | |
| 
 | |
| from frappe.utils import add_days, cint, cstr, date_diff, flt, getdate, nowdate, \
 | |
| 	get_first_day, get_last_day, comma_and
 | |
| from frappe.model.naming import make_autoname
 | |
| 
 | |
| from frappe import _, msgprint, throw
 | |
| from erpnext.accounts.party import get_party_account, get_due_date, get_party_details
 | |
| from frappe.model.mapper import get_mapped_doc
 | |
| 
 | |
| month_map = {'Monthly': 1, 'Quarterly': 3, 'Half-yearly': 6, 'Yearly': 12}
 | |
| date_field_map = {
 | |
| 	"Sales Order": "transaction_date",
 | |
| 	"Sales Invoice": "posting_date",
 | |
| 	"Purchase Order": "transaction_date",
 | |
| 	"Purchase Invoice": "posting_date"
 | |
| }
 | |
| 
 | |
| def create_recurring_documents():
 | |
| 	manage_recurring_documents("Sales Order")
 | |
| 	manage_recurring_documents("Sales Invoice")
 | |
| 	manage_recurring_documents("Purchase Order")
 | |
| 	manage_recurring_documents("Purchase Invoice")
 | |
| 
 | |
| def manage_recurring_documents(doctype, next_date=None, commit=True):
 | |
| 	"""
 | |
| 		Create recurring documents on specific date by copying the original one
 | |
| 		and notify the concerned people
 | |
| 	"""
 | |
| 	next_date = next_date or nowdate()
 | |
| 
 | |
| 	date_field = date_field_map[doctype]
 | |
| 	
 | |
| 	condition = " and ifnull(status, '') != 'Stopped'" if doctype in ("Sales Order", "Purchase Order") else ""
 | |
| 
 | |
| 	recurring_documents = frappe.db.sql("""select name, recurring_id
 | |
| 		from `tab{0}` where ifnull(is_recurring, 0)=1
 | |
| 		and docstatus=1 and next_date=%s
 | |
| 		and next_date <= ifnull(end_date, '2199-12-31') {1}""".format(doctype, condition), next_date)
 | |
| 
 | |
| 	exception_list = []
 | |
| 	for ref_document, recurring_id in recurring_documents:
 | |
| 		if not frappe.db.sql("""select name from `tab%s`
 | |
| 				where %s=%s and recurring_id=%s and docstatus=1"""
 | |
| 				% (doctype, date_field, '%s', '%s'), (next_date, recurring_id)):
 | |
| 			try:
 | |
| 				ref_wrapper = frappe.get_doc(doctype, ref_document)
 | |
| 				if hasattr(ref_wrapper, "before_recurring"):
 | |
| 					ref_wrapper.before_recurring()
 | |
| 
 | |
| 				new_document_wrapper = make_new_document(ref_wrapper, date_field, next_date)
 | |
| 				send_notification(new_document_wrapper)
 | |
| 				if commit:
 | |
| 					frappe.db.commit()
 | |
| 			except:
 | |
| 				if commit:
 | |
| 					frappe.db.rollback()
 | |
| 
 | |
| 					frappe.db.begin()
 | |
| 					frappe.db.sql("update `tab%s` \
 | |
| 						set is_recurring = 0 where name = %s" % (doctype, '%s'),
 | |
| 						(ref_document))
 | |
| 					notify_errors(ref_document, doctype, ref_wrapper.get("customer") or ref_wrapper.get("supplier"),
 | |
| 						ref_wrapper.owner)
 | |
| 					frappe.db.commit()
 | |
| 
 | |
| 				exception_list.append(frappe.get_traceback())
 | |
| 			finally:
 | |
| 				if commit:
 | |
| 					frappe.db.begin()
 | |
| 
 | |
| 	if exception_list:
 | |
| 		exception_message = "\n\n".join([cstr(d) for d in exception_list])
 | |
| 		frappe.throw(exception_message)
 | |
| 
 | |
| def make_new_document(ref_wrapper, date_field, posting_date):
 | |
| 	from erpnext.accounts.utils import get_fiscal_year
 | |
| 	new_document = frappe.copy_doc(ref_wrapper)
 | |
| 	mcount = month_map[ref_wrapper.recurring_type]
 | |
| 
 | |
| 	from_date = get_next_date(ref_wrapper.from_date, mcount)
 | |
| 
 | |
| 	# get last day of the month to maintain period if the from date is first day of its own month
 | |
| 	# and to date is the last day of its own month
 | |
| 	if (cstr(get_first_day(ref_wrapper.from_date)) == \
 | |
| 			cstr(ref_wrapper.from_date)) and \
 | |
| 		(cstr(get_last_day(ref_wrapper.to_date)) == \
 | |
| 			cstr(ref_wrapper.to_date)):
 | |
| 		to_date = get_last_day(get_next_date(ref_wrapper.to_date,
 | |
| 			mcount))
 | |
| 	else:
 | |
| 		to_date = get_next_date(ref_wrapper.to_date, mcount)
 | |
| 
 | |
| 	new_document.update({
 | |
| 		date_field: posting_date,
 | |
| 		"from_date": from_date,
 | |
| 		"to_date": to_date,
 | |
| 		"fiscal_year": get_fiscal_year(posting_date)[0],
 | |
| 		"owner": ref_wrapper.owner,
 | |
| 	})
 | |
| 
 | |
| 	if ref_wrapper.doctype == "Sales Order":
 | |
| 		new_document.update({
 | |
| 			"delivery_date": get_next_date(ref_wrapper.delivery_date, mcount,
 | |
| 				cint(ref_wrapper.repeat_on_day_of_month))
 | |
| 	})
 | |
| 
 | |
| 	new_document.submit()
 | |
| 
 | |
| 	return new_document
 | |
| 
 | |
| def get_next_date(dt, mcount, day=None):
 | |
| 	dt = getdate(dt)
 | |
| 
 | |
| 	from dateutil.relativedelta import relativedelta
 | |
| 	dt += relativedelta(months=mcount, day=day)
 | |
| 
 | |
| 	return dt
 | |
| 
 | |
| def send_notification(new_rv):
 | |
| 	"""Notify concerned persons about recurring document generation"""
 | |
| 
 | |
| 	frappe.sendmail(new_rv.notification_email_address,
 | |
| 		subject=  _("New {0}: #{1}").format(new_rv.doctype, new_rv.name),
 | |
| 		message = _("Please find attached {0} #{1}").format(new_rv.doctype, new_rv.name),
 | |
| 		attachments = [frappe.attach_print(new_rv.doctype, new_rv.name, file_name=new_rv.name, print_format=new_rv.recurring_print_format)])
 | |
| 
 | |
| def notify_errors(doc, doctype, party, owner):
 | |
| 	from frappe.utils.user import get_system_managers
 | |
| 	recipients = get_system_managers(only_name=True)
 | |
| 
 | |
| 	frappe.sendmail(recipients + [frappe.db.get_value("User", owner, "email")],
 | |
| 		subject="[Urgent] Error while creating recurring %s for %s" % (doctype, doc),
 | |
| 		message = frappe.get_template("templates/emails/recurring_document_failed.html").render({
 | |
| 			"type": doctype,
 | |
| 			"name": doc,
 | |
| 			"party": party
 | |
| 		}))
 | |
| 
 | |
| 	assign_task_to_owner(doc, doctype, "Recurring Invoice Failed", recipients)
 | |
| 
 | |
| def assign_task_to_owner(doc, doctype, msg, users):
 | |
| 	for d in users:
 | |
| 		from frappe.desk.form import assign_to
 | |
| 		args = {
 | |
| 			'assign_to' 	:	d,
 | |
| 			'doctype'		:	doctype,
 | |
| 			'name'			:	doc,
 | |
| 			'description'	:	msg,
 | |
| 			'priority'		:	'High'
 | |
| 		}
 | |
| 		assign_to.add(args)
 | |
| 
 | |
| def validate_recurring_document(doc):
 | |
| 	if doc.is_recurring:
 | |
| 		validate_notification_email_id(doc)
 | |
| 
 | |
| 		if not doc.recurring_type:
 | |
| 			msgprint(_("Please select {0}").format(doc.meta.get_label("recurring_type")),
 | |
| 			raise_exception=1)
 | |
| 
 | |
| 		elif not (doc.from_date and doc.to_date):
 | |
| 			throw(_("Period From and Period To dates mandatory for recurring %s") % doc.doctype)
 | |
| 
 | |
| #
 | |
| def convert_to_recurring(doc, posting_date):
 | |
|     if doc.is_recurring:
 | |
|         if not doc.recurring_id:
 | |
|             frappe.db.set(doc, "recurring_id", doc.name)
 | |
| 
 | |
|         set_next_date(doc, posting_date)
 | |
| 
 | |
|     elif doc.recurring_id:
 | |
|         frappe.db.sql("""update `tab%s` set is_recurring = 0
 | |
|             where recurring_id = %s""" % (doc.doctype, '%s'), (doc.recurring_id))
 | |
| #
 | |
| 
 | |
| def validate_notification_email_id(doc):
 | |
| 	if doc.notification_email_address:
 | |
| 		email_list = filter(None, [cstr(email).strip() for email in
 | |
| 			doc.notification_email_address.replace("\n", "").split(",")])
 | |
| 
 | |
| 		from frappe.utils import validate_email_add
 | |
| 		for email in email_list:
 | |
| 			if not validate_email_add(email):
 | |
| 				throw(_("{0} is an invalid email address in 'Notification \
 | |
| 					Email Address'").format(email))
 | |
| 
 | |
| 	else:
 | |
| 		frappe.throw(_("'Notification Email Addresses' not specified for recurring %s") \
 | |
| 			% doc.doctype)
 | |
| 
 | |
| def set_next_date(doc, posting_date):
 | |
| 	""" Set next date on which recurring document will be created"""
 | |
| 
 | |
| 	if not doc.repeat_on_day_of_month:
 | |
| 		msgprint(_("Please enter 'Repeat on Day of Month' field value"), raise_exception=1)
 | |
| 
 | |
| 	next_date = get_next_date(posting_date, month_map[doc.recurring_type],
 | |
| 		cint(doc.repeat_on_day_of_month))
 | |
| 
 | |
| 	frappe.db.set(doc, 'next_date', next_date)
 | |
| 
 | |
| 	msgprint(_("Next Recurring {0} will be created on {1}").format(doc.doctype, next_date))
 |