54 lines
1.8 KiB
Python
54 lines
1.8 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright (c) 2015, Frappe Technologies and contributors
|
|
# For lice
|
|
|
|
from __future__ import unicode_literals
|
|
import frappe
|
|
from frappe import _
|
|
|
|
class OverlapError(frappe.ValidationError): pass
|
|
|
|
def validate_overlap_for(doc, doctype, fieldname, value=None):
|
|
"""Checks overlap for specified field.
|
|
|
|
:param fieldname: Checks Overlap for this field
|
|
"""
|
|
|
|
existing = get_overlap_for(doc, doctype, fieldname, value)
|
|
if existing:
|
|
frappe.throw(_("This {0} conflicts with {1} for {2} {3}").format(doc.doctype, existing.name,
|
|
doc.meta.get_label(fieldname) if not value else fieldname , value or doc.get(fieldname)), OverlapError)
|
|
|
|
def get_overlap_for(doc, doctype, fieldname, value=None):
|
|
"""Returns overlaping document for specified field.
|
|
|
|
:param fieldname: Checks Overlap for this field
|
|
"""
|
|
|
|
existing = frappe.db.sql("""select name, from_time, to_time from `tab{0}`
|
|
where `{1}`=%(val)s and schedule_date = %(schedule_date)s and
|
|
(
|
|
(from_time > %(from_time)s and from_time < %(to_time)s) or
|
|
(to_time > %(from_time)s and to_time < %(to_time)s) or
|
|
(%(from_time)s > from_time and %(from_time)s < to_time) or
|
|
(%(from_time)s = from_time and %(to_time)s = to_time))
|
|
and name!=%(name)s""".format(doctype, fieldname),
|
|
{
|
|
"schedule_date": doc.schedule_date,
|
|
"val": value or doc.get(fieldname),
|
|
"from_time": doc.from_time,
|
|
"to_time": doc.to_time,
|
|
"name": doc.name or "No Name"
|
|
}, as_dict=True)
|
|
|
|
return existing[0] if existing else None
|
|
|
|
def validate_duplicate_student(students):
|
|
unique_students= []
|
|
for stud in students:
|
|
if stud.student in unique_students:
|
|
frappe.throw(_("Student {0} - {1} appears Multiple times in row {2} & {3}")
|
|
.format(stud.student, stud.student_name, unique_students.index(stud.student)+1, stud.idx))
|
|
else:
|
|
unique_students.append(stud.student)
|