51 lines
No EOL
1.4 KiB
Python
51 lines
No EOL
1.4 KiB
Python
# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
|
|
# MIT License. See license.txt
|
|
|
|
from __future__ import unicode_literals
|
|
"""docfield utililtes"""
|
|
|
|
import frappe
|
|
|
|
def rename(doctype, fieldname, newname):
|
|
"""rename docfield"""
|
|
df = frappe.db.sql("""select * from tabDocField where parent=%s and fieldname=%s""",
|
|
(doctype, fieldname), as_dict=1)
|
|
if not df:
|
|
return
|
|
|
|
df = df[0]
|
|
|
|
if frappe.db.get_value('DocType', doctype, 'issingle'):
|
|
update_single(df, newname)
|
|
else:
|
|
update_table(df, newname)
|
|
update_parent_field(df, newname)
|
|
|
|
def update_single(f, new):
|
|
"""update in tabSingles"""
|
|
frappe.db.begin()
|
|
frappe.db.sql("""update tabSingles set field=%s where doctype=%s and field=%s""",
|
|
(new, f['parent'], f['fieldname']))
|
|
frappe.db.commit()
|
|
|
|
def update_table(f, new):
|
|
"""update table"""
|
|
query = get_change_column_query(f, new)
|
|
if query:
|
|
frappe.db.sql(query)
|
|
|
|
def update_parent_field(f, new):
|
|
"""update 'parentfield' in tables"""
|
|
if f['fieldtype']=='Table':
|
|
frappe.db.begin()
|
|
frappe.db.sql("""update `tab%s` set parentfield=%s where parentfield=%s""" \
|
|
% (f['options'], '%s', '%s'), (new, f['fieldname']))
|
|
frappe.db.commit()
|
|
|
|
def get_change_column_query(f, new):
|
|
"""generate change fieldname query"""
|
|
desc = frappe.db.sql("desc `tab%s`" % f['parent'])
|
|
for d in desc:
|
|
if d[0]== f['fieldname']:
|
|
return 'alter table `tab%s` change `%s` `%s` %s' % \
|
|
(f['parent'], f['fieldname'], new, d[1]) |