261 lines
7.8 KiB
Python
261 lines
7.8 KiB
Python
# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
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# License: GNU General Public License v3. See license.txt
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from __future__ import unicode_literals
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import frappe
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from frappe import _, _dict
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from frappe.utils import (flt, getdate, get_first_day, get_last_day,
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add_months, add_days, formatdate)
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def get_period_list(fiscal_year, periodicity, from_beginning=False):
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"""Get a list of dict {"to_date": to_date, "key": key, "label": label}
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Periodicity can be (Yearly, Quarterly, Monthly)"""
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fy_start_end_date = frappe.db.get_value("Fiscal Year", fiscal_year, ["year_start_date", "year_end_date"])
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if not fy_start_end_date:
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frappe.throw(_("Fiscal Year {0} not found.").format(fiscal_year))
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start_date = getdate(fy_start_end_date[0])
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end_date = getdate(fy_start_end_date[1])
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if periodicity == "Yearly":
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period_list = [_dict({"to_date": end_date, "key": fiscal_year, "label": fiscal_year})]
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else:
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months_to_add = {
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"Half-yearly": 6,
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"Quarterly": 3,
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"Monthly": 1
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}[periodicity]
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period_list = []
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# start with first day, so as to avoid year to_dates like 2-April if ever they occur
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to_date = get_first_day(start_date)
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for i in xrange(12 / months_to_add):
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to_date = add_months(to_date, months_to_add)
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if to_date == get_first_day(to_date):
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# if to_date is the first day, get the last day of previous month
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to_date = add_days(to_date, -1)
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else:
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# to_date should be the last day of the new to_date's month
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to_date = get_last_day(to_date)
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if to_date <= end_date:
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# the normal case
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period_list.append(_dict({ "to_date": to_date }))
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# if it ends before a full year
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if to_date == end_date:
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break
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else:
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# if a fiscal year ends before a 12 month period
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period_list.append(_dict({ "to_date": end_date }))
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break
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# common processing
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for opts in period_list:
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key = opts["to_date"].strftime("%b_%Y").lower()
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label = formatdate(opts["to_date"], "MMM YYYY")
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opts.update({
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"key": key.replace(" ", "_").replace("-", "_"),
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"label": label,
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"year_start_date": start_date,
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"year_end_date": end_date
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})
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if from_beginning:
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# set start date as None for all fiscal periods, used in case of Balance Sheet
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opts["from_date"] = None
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else:
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opts["from_date"] = start_date
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return period_list
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def get_data(company, root_type, balance_must_be, period_list, ignore_closing_entries=False):
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accounts = get_accounts(company, root_type)
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if not accounts:
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return None
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accounts, accounts_by_name = filter_accounts(accounts)
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gl_entries_by_account = {}
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for root in frappe.db.sql("""select lft, rgt from tabAccount
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where root_type=%s and ifnull(parent_account, '') = ''""", root_type, as_dict=1):
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set_gl_entries_by_account(company, period_list[0]["from_date"],
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period_list[-1]["to_date"],root.lft, root.rgt, gl_entries_by_account,
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ignore_closing_entries=ignore_closing_entries)
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calculate_values(accounts_by_name, gl_entries_by_account, period_list)
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accumulate_values_into_parents(accounts, accounts_by_name, period_list)
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out = prepare_data(accounts, balance_must_be, period_list)
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if out:
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add_total_row(out, balance_must_be, period_list)
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return out
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def calculate_values(accounts_by_name, gl_entries_by_account, period_list):
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for entries in gl_entries_by_account.values():
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for entry in entries:
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d = accounts_by_name.get(entry.account)
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for period in period_list:
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# check if posting date is within the period
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if entry.posting_date <= period.to_date:
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d[period.key] = d.get(period.key, 0.0) + flt(entry.debit) - flt(entry.credit)
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def accumulate_values_into_parents(accounts, accounts_by_name, period_list):
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"""accumulate children's values in parent accounts"""
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for d in reversed(accounts):
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if d.parent_account:
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for period in period_list:
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accounts_by_name[d.parent_account][period.key] = accounts_by_name[d.parent_account].get(period.key, 0.0) + \
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d.get(period.key, 0.0)
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def prepare_data(accounts, balance_must_be, period_list):
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out = []
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year_start_date = period_list[0]["year_start_date"].strftime("%Y-%m-%d")
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year_end_date = period_list[-1]["year_end_date"].strftime("%Y-%m-%d")
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for d in accounts:
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# add to output
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has_value = False
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row = {
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"account_name": d.account_name,
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"account": d.name,
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"parent_account": d.parent_account,
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"indent": flt(d.indent),
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"from_date": year_start_date,
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"to_date": year_end_date
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}
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for period in period_list:
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if d.get(period.key):
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# change sign based on Debit or Credit, since calculation is done using (debit - credit)
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d[period.key] *= (1 if balance_must_be=="Debit" else -1)
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row[period.key] = flt(d.get(period.key, 0.0), 3)
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if abs(row[period.key]) >= 0.005:
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# ignore zero values
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has_value = True
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if has_value:
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out.append(row)
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return out
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def add_total_row(out, balance_must_be, period_list):
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total_row = {
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"account_name": "'" + _("Total ({0})").format(balance_must_be) + "'",
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"account": None
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}
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for row in out:
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if not row.get("parent_account"):
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for period in period_list:
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total_row.setdefault(period.key, 0.0)
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total_row[period.key] += row.get(period.key, 0.0)
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row[period.key] = ""
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out.append(total_row)
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# blank row after Total
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out.append({})
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def get_accounts(company, root_type):
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return frappe.db.sql("""select name, parent_account, lft, rgt, root_type, report_type, account_name from `tabAccount`
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where company=%s and root_type=%s order by lft""", (company, root_type), as_dict=True)
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def filter_accounts(accounts, depth=10):
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parent_children_map = {}
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accounts_by_name = {}
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for d in accounts:
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accounts_by_name[d.name] = d
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parent_children_map.setdefault(d.parent_account or None, []).append(d)
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filtered_accounts = []
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def add_to_list(parent, level):
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if level < depth:
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children = parent_children_map.get(parent) or []
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if parent == None:
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sort_root_accounts(children)
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for child in children:
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child.indent = level
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filtered_accounts.append(child)
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add_to_list(child.name, level + 1)
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add_to_list(None, 0)
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return filtered_accounts, accounts_by_name
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def sort_root_accounts(roots):
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"""Sort root types as Asset, Liability, Equity, Income, Expense"""
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def compare_roots(a, b):
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if a.report_type != b.report_type and a.report_type == "Balance Sheet":
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return -1
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if a.root_type != b.root_type and a.root_type == "Asset":
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return -1
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if a.root_type == "Liability" and b.root_type == "Equity":
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return -1
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if a.root_type == "Income" and b.root_type == "Expense":
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return -1
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return 1
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roots.sort(compare_roots)
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def set_gl_entries_by_account(company, from_date, to_date, root_lft, root_rgt, gl_entries_by_account,
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ignore_closing_entries=False):
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"""Returns a dict like { "account": [gl entries], ... }"""
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additional_conditions = []
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if ignore_closing_entries:
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additional_conditions.append("and ifnull(voucher_type, '')!='Period Closing Voucher'")
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if from_date:
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additional_conditions.append("and posting_date >= %(from_date)s")
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gl_entries = frappe.db.sql("""select posting_date, account, debit, credit, is_opening from `tabGL Entry`
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where company=%(company)s
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{additional_conditions}
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and posting_date <= %(to_date)s
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and account in (select name from `tabAccount`
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where lft >= %(lft)s and rgt <= %(rgt)s)
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order by account, posting_date""".format(additional_conditions="\n".join(additional_conditions)),
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{
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"company": company,
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"from_date": from_date,
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"to_date": to_date,
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"lft": root_lft,
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"rgt": root_rgt
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},
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as_dict=True)
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for entry in gl_entries:
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gl_entries_by_account.setdefault(entry.account, []).append(entry)
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return gl_entries_by_account
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def get_columns(period_list):
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columns = [{
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"fieldname": "account",
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"label": _("Account"),
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"fieldtype": "Link",
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"options": "Account",
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"width": 300
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}]
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for period in period_list:
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columns.append({
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"fieldname": period.key,
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"label": period.label,
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"fieldtype": "Currency",
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"width": 150
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})
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return columns
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