def ticket_deleted(self, tkt):
db = self.env.get_db_cnx()
links = TicketLinks(self.env, tkt, db)
links.blocking = set()
links.blocked_by = set()
links.save('trac', 'Ticket #%s deleted' % tkt.id, when=None, db=db)
db.commit()
def ticket_changed(self, tkt, comment, author, old_values):
db = self.env.get_db_cnx()
links = TicketLinks(self.env, tkt, db)
links.blocking = set(self.NUMBERS_RE.findall(tkt['blocking'] or ''))
links.blocked_by = set(self.NUMBERS_RE.findall(tkt['blockedby'] or ''))
links.save(author, comment, tkt.time_changed, db)
db.commit()
def validate_ticket(self, req, ticket):
db = self.env.get_db_cnx()
cursor = db.cursor()
id = unicode(ticket.id)
links = TicketLinks(self.env, ticket, db)
links.blocking = extract_ticket_ids(ticket['blocking'] or '')
links.blocked_by = extract_ticket_ids(ticket['blockedby'] or '')
# Check that ticket does not have itself as a blocker
if id in links.blocking | links.blocked_by:
yield 'blocked_by', 'This ticket is blocking itself'
return
# Check that there aren't any blocked_by in blocking or their parents
blocking = links.blocking.copy()
while len(blocking) > 0:
if len(links.blocked_by & blocking) > 0:
yield 'blocked_by', 'This ticket has circular dependencies'
return
new_blocking = set()
for link in blocking:
tmp_tkt = Ticket(self.env, link)
new_blocking |= TicketLinks(self.env, tmp_tkt, db).blocking
blocking = new_blocking
for field in ('blocking', 'blockedby'):
try:
ids = self.NUMBERS_RE.findall(ticket[field] or '')
for id in ids[:]:
cursor.execute('SELECT id FROM ticket WHERE id=%s', (id,))
row = cursor.fetchone()
if row is None:
ids.remove(id)
ticket[field] = ', '.join(sorted(ids, key=lambda x: int(x)))
except Exception, e:
self.log.debug('TicketRelations: Error parsing %s "%s": %s', field, ticket[field], e)
yield field, 'Not a valid list of ticket IDs'
def _prepare_links(self, tkt, db):
links = TicketLinks(self.env, tkt, db)
links.blocking = set(int(n) for n in self.NUMBERS_RE.findall(tkt['blocking'] or ''))
links.blocked_by = set(int(n) for n in self.NUMBERS_RE.findall(tkt['blockedby'] or ''))
return links
