61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level
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#of this repository contains the full copyright notices and license terms.
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from trytond.model import ModelView, ModelSQL
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from trytond.transaction import Transaction
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from trytond.pool import Pool
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class InvoiceLine(ModelSQL, ModelView):
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_name = 'account.invoice.line'
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def __init__(self):
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super(InvoiceLine, self).__init__()
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self._error_messages.update({
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'delete_purchase_invoice_line': 'You can not delete ' \
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'invoice lines that comes from a purchase!',
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})
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def write(self, ids, vals):
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purchase_obj = Pool().get('purchase.purchase')
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if 'invoice' in vals:
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if isinstance(ids, (int, long)):
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ids = [ids]
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purchase_ids = purchase_obj.search([
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('invoice_lines', 'in', ids),
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])
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if vals['invoice']:
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purchase_obj.write(purchase_ids, {
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'invoices': [('add', vals['invoice'])],
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})
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else:
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purchases = purchase_obj.browse(purchase_ids)
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for purchase in purchases:
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invoice_ids = list(set([x.invoice.id for x \
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in purchase.invoice_lines \
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if x.invoice and x.id in ids]) - \
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set([x.invoice.id for x \
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in purchase.invoice_lines \
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if x.invoice and x.id not in ids]))
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purchase_obj.write(purchase.id, {
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'invoices': [('unlink', invoice_ids)],
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})
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return super(InvoiceLine, self).write(ids, vals)
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def delete(self, ids):
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cursor = Transaction().cursor
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if not ids:
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return True
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if isinstance(ids, (int, long)):
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ids = [ids]
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cursor.execute('SELECT id FROM purchase_invoice_line_rel ' \
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'WHERE line IN (' + ','.join(['%s' for x in ids]) + ')',
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ids)
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if cursor.rowcount:
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self.raise_user_error('delete_purchase_invoice_line')
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return super(InvoiceLine, self).delete(ids)
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InvoiceLine()
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