[demo] new cleaner, more-flexible demo

erpnext/demo/demo.py

@@ -0,0 +1,54 @@
+from __future__ import unicode_literals
+
+import frappe, sys
+import erpnext
+import frappe.utils
+from erpnext.demo.setup_data import setup_data
+from erpnext.demo.user import hr, sales
+
+def make(domain='Manufacturing'):
+	frappe.flags.domain = domain
+	setup_data()
+	simulate()
+
+def simulate():
+	runs_for = frappe.flags.runs_for or 150
+	frappe.flags.company = erpnext.get_default_company()
+
+	if not frappe.flags.start_date:
+		# start date = 100 days back
+		frappe.flags.start_date = frappe.utils.add_days(frappe.utils.nowdate(), -1 * runs_for)
+
+	current_date = frappe.utils.getdate(frappe.flags.start_date)
+
+	# continue?
+	demo_last_date = frappe.db.get_global('demo_last_date')
+	if demo_last_date:
+		current_date = frappe.utils.add_days(demo_last_date, 1)
+
+	# run till today
+	if not runs_for:
+		runs_for = frappe.utils.date_diff(frappe.utils.nowdate(), current_date)
+		# runs_for = 100
+
+	for i in xrange(runs_for):
+		sys.stdout.write("\rSimulating {0}".format(current_date.strftime("%Y-%m-%d")))
+		sys.stdout.flush()
+		frappe.flags.current_date = current_date
+
+		if current_date.weekday() in (5, 6):
+			current_date = frappe.utils.add_days(current_date, 1)
+			continue
+
+		hr.work()
+		sales.work()
+		# run_purchase()
+		# run_manufacturing()
+		# run_stock()
+		# run_accounts()
+		# run_projects()
+		# run_messages()
+
+		current_date = frappe.utils.add_days(current_date, 1)
+
+		frappe.db.commit()