75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
import time
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from trytond.osv import fields, OSV
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class SequenceType(OSV):
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"Sequence type"
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_name = 'ir.sequence.type'
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_description = __doc__
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_columns = {
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'name': fields.char('Sequence Name',size=64, required=True),
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'code': fields.char('Sequence Code',size=32, required=True),
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}
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SequenceType()
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class Sequence(OSV):
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"Sequence"
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_name = 'ir.sequence'
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_description = __doc__
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def _code_get(self, cursor, user, context=None):
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cursor.execute('select code, name from ir_sequence_type')
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return cursor.fetchall()
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_columns = {
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'name': fields.char('Sequence Name',size=64, required=True),
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'code': fields.selection(_code_get, 'Sequence Code',size=64,
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required=True),
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'active': fields.boolean('Active'),
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'prefix': fields.char('Prefix',size=64),
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'suffix': fields.char('Suffix',size=64),
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'number_next': fields.integer('Next Number', required=True),
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'number_increment': fields.integer('Increment Number', required=True),
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'padding' : fields.integer('Number padding', required=True),
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}
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_defaults = {
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'active': lambda *a: True,
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'number_increment': lambda *a: 1,
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'number_next': lambda *a: 1,
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'padding' : lambda *a : 0,
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}
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def _process(self, string):
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return (string or '') % {
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'year':time.strftime('%Y'),
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'month': time.strftime('%m'),
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'day':time.strftime('%d'),
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}
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def get_id(self, cursor, user, sequence_id, test='id=%d'):
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cursor.execute('lock table ir_sequence')
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cursor.execute('SELECT id, number_next, number_increment, prefix, ' \
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'suffix, padding ' \
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'FROM ir_sequence ' \
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'WHERE ' + test + ' AND active = True', (sequence_id,))
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res = cursor.dictfetchone()
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if res:
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cursor.execute('UPDATE ir_sequence ' \
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'SET number_next = number_next + number_increment ' \
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'WHERE id = %d AND active = True', (res['id'],))
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if res['number_next']:
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return self._process(res['prefix']) + \
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'%%0%sd' % res['padding'] % res['number_next'] + \
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self._process(res['suffix'])
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else:
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return self._process(res['prefix']) + \
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self._process(res['suffix'])
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return False
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def get(self, cursor, user, code):
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return self.get_id(cursor, user, code, test='code=%s')
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Sequence()
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