231 lines
		
	
	
		
			7.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			231 lines
		
	
	
		
			7.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from __future__ import unicode_literals
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| import frappe
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| import calendar
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| import frappe.utils
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| import frappe.defaults
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| 
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| from frappe.utils import cint, cstr, getdate, nowdate, \
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| 	get_first_day, get_last_day, split_emails
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| 
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| from frappe import _, msgprint, throw
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| 
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| month_map = {'Monthly': 1, 'Quarterly': 3, 'Half-yearly': 6, 'Yearly': 12}
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| date_field_map = {
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| 	"Sales Order": "transaction_date",
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| 	"Sales Invoice": "posting_date",
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| 	"Purchase Order": "transaction_date",
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| 	"Purchase Invoice": "posting_date"
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| }
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| 
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| def create_recurring_documents():
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| 	manage_recurring_documents("Sales Order")
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| 	manage_recurring_documents("Sales Invoice")
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| 	manage_recurring_documents("Purchase Order")
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| 	manage_recurring_documents("Purchase Invoice")
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| 
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| def manage_recurring_documents(doctype, next_date=None, commit=True):
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| 	"""
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| 		Create recurring documents on specific date by copying the original one
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| 		and notify the concerned people
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| 	"""
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| 	next_date = next_date or nowdate()
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| 
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| 	date_field = date_field_map[doctype]
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| 
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| 	condition = " and ifnull(status, '') != 'Closed'" if doctype in ("Sales Order", "Purchase Order") else ""
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| 
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| 	recurring_documents = frappe.db.sql("""select name, recurring_id
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| 		from `tab{0}` where is_recurring=1
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| 		and (docstatus=1 or docstatus=0) and next_date=%s
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| 		and next_date <= ifnull(end_date, '2199-12-31') {1}""".format(doctype, condition), next_date)
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| 
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| 	exception_list = []
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| 	for ref_document, recurring_id in recurring_documents:
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| 		if not frappe.db.sql("""select name from `tab%s`
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| 				where %s=%s and recurring_id=%s and (docstatus=1 or docstatus=0)"""
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| 				% (doctype, date_field, '%s', '%s'), (next_date, recurring_id)):
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| 			try:
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| 				reference_doc = frappe.get_doc(doctype, ref_document)
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| 				new_doc = make_new_document(reference_doc, date_field, next_date)
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| 				if reference_doc.notify_by_email:
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| 					send_notification(new_doc)
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| 				if commit:
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| 					frappe.db.commit()
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| 			except:
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| 				if commit:
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| 					frappe.db.rollback()
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| 
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| 					frappe.db.begin()
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| 					frappe.db.sql("update `tab%s` \
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| 						set is_recurring = 0 where name = %s" % (doctype, '%s'),
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| 						(ref_document))
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| 					notify_errors(ref_document, doctype, reference_doc.get("customer") or reference_doc.get("supplier"),
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| 						reference_doc.owner)
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| 					frappe.db.commit()
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| 
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| 				exception_list.append(frappe.get_traceback())
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| 			finally:
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| 				if commit:
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| 					frappe.db.begin()
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| 
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| 	if exception_list:
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| 		exception_message = "\n\n".join([cstr(d) for d in exception_list])
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| 		frappe.throw(exception_message)
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| 
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| def make_new_document(reference_doc, date_field, posting_date):
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| 	new_document = frappe.copy_doc(reference_doc, ignore_no_copy=False)
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| 	mcount = month_map[reference_doc.recurring_type]
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| 
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| 	from_date = get_next_date(reference_doc.from_date, mcount)
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| 
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| 	# get last day of the month to maintain period if the from date is first day of its own month
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| 	# and to date is the last day of its own month
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| 	if (cstr(get_first_day(reference_doc.from_date)) == cstr(reference_doc.from_date)) and \
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| 		(cstr(get_last_day(reference_doc.to_date)) == cstr(reference_doc.to_date)):
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| 			to_date = get_last_day(get_next_date(reference_doc.to_date, mcount))
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| 	else:
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| 		to_date = get_next_date(reference_doc.to_date, mcount)
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| 
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| 	new_document.update({
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| 		date_field: posting_date,
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| 		"from_date": from_date,
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| 		"to_date": to_date,
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| 		"next_date": get_next_date(reference_doc.next_date, mcount,cint(reference_doc.repeat_on_day_of_month))
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| 	})
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| 
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| 	if new_document.meta.get_field('set_posting_time'):
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| 		new_document.set('set_posting_time', 1)
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| 
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| 	# copy document fields
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| 	for fieldname in ("owner", "recurring_type", "repeat_on_day_of_month",
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| 		"recurring_id", "notification_email_address", "is_recurring", "end_date",
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| 		"title", "naming_series", "select_print_heading", "ignore_pricing_rule",
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| 		"posting_time", "remarks", 'submit_on_creation'):
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| 		if new_document.meta.get_field(fieldname):
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| 			new_document.set(fieldname, reference_doc.get(fieldname))
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| 
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| 	# copy item fields
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| 	for i, item in enumerate(new_document.items):
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| 		for fieldname in ("page_break",):
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| 			item.set(fieldname, reference_doc.items[i].get(fieldname))
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| 
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| 	new_document.run_method("on_recurring", reference_doc=reference_doc)
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| 
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| 	if reference_doc.submit_on_creation:
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| 		new_document.insert()
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| 		new_document.submit()
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| 	else:
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| 		new_document.docstatus=0
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| 		new_document.insert()
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| 
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| 	return new_document
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| 
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| def get_next_date(dt, mcount, day=None):
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| 	dt = getdate(dt)
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| 
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| 	from dateutil.relativedelta import relativedelta
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| 	dt += relativedelta(months=mcount, day=day)
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| 
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| 	return dt
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| 
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| def send_notification(new_rv):
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| 	"""Notify concerned persons about recurring document generation"""
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| 
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| 	frappe.sendmail(new_rv.notification_email_address,
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| 		subject=  _("New {0}: #{1}").format(new_rv.doctype, new_rv.name),
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| 		message = _("Please find attached {0} #{1}").format(new_rv.doctype, new_rv.name),
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| 		attachments = [frappe.attach_print(new_rv.doctype, new_rv.name, file_name=new_rv.name, print_format=new_rv.recurring_print_format)])
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| 
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| def notify_errors(doc, doctype, party, owner):
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| 	from frappe.utils.user import get_system_managers
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| 	recipients = get_system_managers(only_name=True)
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| 
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| 	frappe.sendmail(recipients + [frappe.db.get_value("User", owner, "email")],
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| 		subject="[Urgent] Error while creating recurring %s for %s" % (doctype, doc),
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| 		message = frappe.get_template("templates/emails/recurring_document_failed.html").render({
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| 			"type": doctype,
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| 			"name": doc,
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| 			"party": party
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| 		}))
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| 
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| 	assign_task_to_owner(doc, doctype, "Recurring Invoice Failed", recipients)
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| 
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| def assign_task_to_owner(doc, doctype, msg, users):
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| 	for d in users:
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| 		from frappe.desk.form import assign_to
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| 		args = {
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| 			'assign_to' 	:	d,
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| 			'doctype'		:	doctype,
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| 			'name'			:	doc,
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| 			'description'	:	msg,
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| 			'priority'		:	'High'
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| 		}
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| 		assign_to.add(args)
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| 
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| def validate_recurring_document(doc):
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| 	if doc.is_recurring:
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| 		validate_notification_email_id(doc)
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| 		if not doc.recurring_type:
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| 			frappe.throw(_("Please select {0}").format(doc.meta.get_label("recurring_type")))
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| 
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| 		elif not (doc.from_date and doc.to_date):
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| 			frappe.throw(_("Period From and Period To dates mandatory for recurring {0}").format(doc.doctype))
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| 
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| def validate_recurring_next_date(doc):
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| 	posting_date = doc.get("posting_date") or doc.get("transaction_date")
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| 	if getdate(posting_date) > getdate(doc.next_date):
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| 		frappe.throw(_("Next Date must be greater than Posting Date"))
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| 
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| 	next_date = getdate(doc.next_date)
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| 	if next_date.day != doc.repeat_on_day_of_month:
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| 
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| 		# if the repeat day is the last day of the month (31)
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| 		# and the current month does not have as many days,
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| 		# then the last day of the current month is a valid date
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| 		lastday = calendar.monthrange(next_date.year, next_date.month)[1]
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| 		if doc.repeat_on_day_of_month < lastday:
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| 
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| 			# the specified day of the month is not same as the day specified
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| 			# or the last day of the month
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| 			frappe.throw(_("Next Date's day and Repeat on Day of Month must be equal"))
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| 
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| def convert_to_recurring(doc, posting_date):
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| 	if doc.is_recurring:
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| 		if not doc.recurring_id:
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| 			doc.db_set("recurring_id", doc.name)
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| 
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| 		set_next_date(doc, posting_date)
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| 
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| 		if doc.next_date:
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| 			validate_recurring_next_date(doc)
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| 
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| 	elif doc.recurring_id:
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| 		doc.db_set("recurring_id", None)
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| 
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| def validate_notification_email_id(doc):
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| 	if doc.notify_by_email:
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| 		if doc.notification_email_address:
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| 			email_list = split_emails(doc.notification_email_address.replace("\n", ""))
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| 
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| 			from frappe.utils import validate_email_add
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| 			for email in email_list:
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| 				if not validate_email_add(email):
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| 					throw(_("{0} is an invalid email address in 'Notification \
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| 						Email Address'").format(email))
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| 
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| 		else:
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| 			frappe.throw(_("'Notification Email Addresses' not specified for recurring %s") \
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| 				% doc.doctype)
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| 
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| def set_next_date(doc, posting_date):
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| 	""" Set next date on which recurring document will be created"""
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| 	if not doc.repeat_on_day_of_month:
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| 		msgprint(_("Please enter 'Repeat on Day of Month' field value"), raise_exception=1)
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| 
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| 	next_date = get_next_date(posting_date, month_map[doc.recurring_type],
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| 		cint(doc.repeat_on_day_of_month))
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| 
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| 	doc.db_set('next_date', next_date)
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| 
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| 	msgprint(_("Next Recurring {0} will be created on {1}").format(doc.doctype, next_date))
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