def logout_player(self, avatar_id):
"""
Register a player as logged out.
"""
self.connection.runOperation(
sql.build_update('player', dict(last_logout=sql.RAW('now()')),
dict(avatar_id=avatar_id)))
def iterate_task(self, responder):
"""
Check for waiting tasks using the given ampoule TransactionChild.
Returns False if there's no task waiting
Returns None if an exception occurs
Returns True if it processes a task
"""
next_task = self.connection.runQuery(
"""SELECT t.*
FROM task t
WHERE t.created + (t.delay * interval '1 second') < NOW()
AND t.killed = 0
ORDER BY t.created ASC
LIMIT 1
""")
if not(next_task):
return False
try:
responder.run_task(
user_id = next_task[0]['user_id'],
task_id = next_task[0]['id'],
)
except Exception as e:
import traceback
trace = traceback.format_exc()
err = '%s: %s' % (e.__class__.__name__, str(e))
self.connection.runOperation(sql.build_update('task', dict(killed=True, error=err, trace=trace), dict(id=next_task[0]['id'])))
return None
else:
self.connection.runOperation(sql.build_delete('task', dict(id=next_task[0]['id'])))
return True
def set_player(self,
object_id,
player=None,
wizard=None,
passwd=None,
test_salt=None,
**attribs):
"""
Edit the player attributes of an object.
"""
crypt = None
if (passwd is not None):
crypt = attribs['crypt'] = hash_password(passwd, salt=test_salt)
elif (player is False):
crypt = attribs['crypt'] = '!'
attribs['enabled'] = player is True
attribs['wizard'] = wizard is True
if (self.is_player(object_id)):
if not (attribs):
return
self.connection.runOperation(
sql.build_update('player', attribs, dict(avatar_id=object_id)))
else:
self.connection.runOperation(
sql.build_insert('player', dict(avatar_id=object_id,
**attribs)))
def login_player(self, avatar_id, session_id):
"""
Register a player as logged in.
"""
self.connection.runOperation(
sql.build_update(
'player',
dict(session_id=session_id, last_login=sql.RAW('now()')),
dict(avatar_id=avatar_id)))
def save(self, obj):
"""
Save the provided model back into the database.
"""
obj_type = type(obj).__name__.lower()
obj_id = obj.get_id()
if (obj_type == 'object'):
attribs = dict(
name=obj._name,
unique_name=('f', 't')[obj._unique_name],
owner_id=obj._owner_id,
location_id=obj._location_id,
)
elif (obj_type == 'verb'):
attribs = dict(
code=obj._code,
filename=obj._filename,
owner_id=obj._owner_id,
origin_id=obj._origin_id,
ability=('f', 't')[obj._ability],
method=('f', 't')[obj._method],
)
elif (obj_type == 'property'):
def check(v):
if (v is None):
return False
elif (v is ""):
return False
return True
attribs = dict(
name=obj._name,
value=ason.dumps(obj._value)
if check(obj._value) else obj._value,
owner_id=obj._owner_id,
origin_id=obj._origin_id,
type=obj._type,
)
else:
raise RuntimeError(
"Don't know how to save an object of type '%s'" % obj_type)
if (obj_id):
self.connection.runOperation(
sql.build_update(obj_type, attribs, dict(id=obj_id)))
else:
attribs['id'] = sql.RAW('DEFAULT')
result = self.connection.runQuery(
sql.build_insert(obj_type, attribs) + ' RETURNING id')
obj.set_id(result[0]['id'])
object_key = '%s-%s' % (obj_type, obj.get_id())
if (object_key not in self.cache):
self.cache[object_key] = obj
def update_access(self, access_id, rule, access, accessor, permission,
weight, subject, deleted):
"""
Modify an access rule.
"""
record = {} if not access_id else self.connection.runQuery(
sql.interp(
"""SELECT a.*, p.name AS permission
FROM access a
INNER JOIN permission p ON a.permission_id = p.id
WHERE a.id = %s
""", access_id))
if (record):
record = record[0]
else:
record = {}
if (deleted):
self.connection.runOperation(
sql.build_delete('access', id=access_id))
return
record['rule'] = rule
record['type'] = access
record['weight'] = weight
record.pop('group', '')
if (access == 'group'):
record['"group"'] = accessor
record['accessor_id'] = None
else:
record['"group"'] = None
record['accessor_id'] = accessor.get_id()
if (record.pop('permission', '') != permission):
if (permission not in self.permission_list):
raise ValueError("Unknown permission: %s" % permission)
record['permission_id'] = self.permission_list[permission]
if (subject.get_type() == 'object'):
record['object_id'] = subject.get_id()
elif (subject.get_type() == 'verb'):
record['verb_id'] = subject.get_id()
elif (subject.get_type() == 'property'):
record['property_id'] = subject.get_id()
if (access_id):
self.connection.runOperation(
sql.build_update('access', record, dict(id=access_id)))
else:
self.connection.runOperation(sql.build_insert('access', **record))
def save(self, obj):
"""
Save the provided model back into the database.
"""
obj_type = type(obj).__name__.lower()
obj_id = obj.get_id()
if(obj_type == 'object'):
attribs = dict(
name = obj._name,
unique_name = ('f', 't')[obj._unique_name],
owner_id = obj._owner_id,
location_id = obj._location_id,
)
elif(obj_type == 'verb'):
attribs = dict(
code = obj._code,
filename = obj._filename,
owner_id = obj._owner_id,
origin_id = obj._origin_id,
ability = ('f', 't')[obj._ability],
method = ('f', 't')[obj._method],
)
elif(obj_type == 'property'):
def check(v):
if(v is None):
return False
elif(v is ""):
return False
return True
attribs = dict(
name = obj._name,
value = json.dumps(obj._value) if check(obj._value) else obj._value,
owner_id = obj._owner_id,
origin_id = obj._origin_id,
type = obj._type,
)
else:
raise RuntimeError("Don't know how to save an object of type '%s'" % obj_type)
if(obj_id):
self.pool.runOperation(sql.build_update(obj_type, attribs, dict(id=obj_id)))
else:
attribs['id'] = sql.RAW('DEFAULT')
result = self.pool.runQuery(sql.build_insert(obj_type, attribs) + ' RETURNING id')
obj.set_id(result[0]['id'])
object_key = '%s-%s' % (obj_type, obj.get_id())
if(object_key not in self.cache):
self.cache[object_key] = obj
def save(self, obj):
"""
Save the provided model back into the database.
"""
obj_type = type(obj).__name__.lower()
obj_id = obj.get_id()
if(obj_type == 'object'):
attribs = dict(
name = obj._name,
unique_name = str(int(obj._unique_name)),
owner_id = obj._owner_id,
location_id = obj._location_id,
)
elif(obj_type == 'verb'):
attribs = dict(
code = obj._code,
filename = obj._filename,
owner_id = obj._owner_id,
origin_id = obj._origin_id,
ability = str(int(obj._ability)),
method = str(int(obj._method)),
)
elif(obj_type == 'property'):
def check(v):
if(v is None):
return False
elif(v is ""):
return False
return True
attribs = dict(
name = obj._name,
value = ason.dumps(obj._value) if check(obj._value) else obj._value,
owner_id = obj._owner_id,
origin_id = obj._origin_id,
type = obj._type,
)
else:
raise RuntimeError("Don't know how to save an object of type '%s'" % obj_type)
if(obj_id):
self.connection.runOperation(sql.build_update(obj_type, attribs, dict(id=obj_id)))
else:
self.connection.runOperation(sql.build_insert(obj_type, attribs))
obj.set_id(self.connection.getLastInsertId(obj_type))
object_key = '%s-%s' % (obj_type, obj.get_id())
if(object_key not in self.cache):
self.cache[object_key] = obj
def update_access(self, access_id, rule, access, accessor, permission, weight, subject, deleted):
"""
Modify an access rule.
"""
record = {} if not access_id else self.connection.runQuery(sql.interp(
"""SELECT a.*, p.name AS permission
FROM access a
INNER JOIN permission p ON a.permission_id = p.id
WHERE a.id = %s
""", access_id))
if(record):
record = record[0]
else:
record = {}
if(deleted):
self.connection.runOperation(sql.build_delete('access', id=access_id))
return
record['rule'] = rule
record['type'] = access
record['weight'] = weight
record.pop('group', '')
if(access == 'group'):
record['"group"'] = accessor
record['accessor_id'] = None
else:
record['"group"'] = None
record['accessor_id'] = accessor.get_id()
if(record.pop('permission', '') != permission):
if(permission not in self.permission_list):
raise ValueError("Unknown permission: %s" % permission)
record['permission_id'] = self.permission_list[permission]
if(subject.get_type() == 'object'):
record['object_id'] = subject.get_id()
elif(subject.get_type() == 'verb'):
record['verb_id'] = subject.get_id()
elif(subject.get_type() == 'property'):
record['property_id'] = subject.get_id()
if(access_id):
self.connection.runOperation(sql.build_update('access', record, dict(id=access_id)))
else:
self.connection.runOperation(sql.build_insert('access', **record))
def set_player(self, object_id, player=None, wizard=None, passwd=None, test_salt=None, **attribs):
"""
Edit the player attributes of an object.
"""
crypt = None
if(passwd is not None):
crypt = attribs['crypt'] = hash_password(passwd, salt=test_salt)
elif(player is False):
crypt = attribs['crypt'] = '!'
attribs['enabled'] = str(int(player is True))
attribs['wizard'] = str(int(wizard is True))
if(self.is_player(object_id)):
if not(attribs):
return
self.connection.runOperation(sql.build_update('player', attribs, dict(avatar_id=object_id)))
else:
self.connection.runOperation(sql.build_insert('player', dict(avatar_id=object_id, **attribs)))
def iterate_task(self, responder):
"""
Check for waiting tasks using the given ampoule TransactionChild.
Returns False if there's no task waiting
Returns None if an exception occurs
Returns True if it processes a task
"""
next_task = self.connection.runQuery("""SELECT t.*
FROM task t
WHERE t.created + (t.delay * interval '1 second') < NOW()
AND t.killed = 'f'
ORDER BY t.created ASC
LIMIT 1
""")
if not (next_task):
return False
try:
responder.run_task(
user_id=next_task[0]['user_id'],
task_id=next_task[0]['id'],
)
except Exception as e:
import traceback
trace = traceback.format_exc()
err = '%s: %s' % (e.__class__.__name__, str(e))
self.connection.runOperation(
sql.build_update('task',
dict(killed=True, error=err, trace=trace),
dict(id=next_task[0]['id'])))
return None
else:
self.connection.runOperation(
sql.build_delete('task', dict(id=next_task[0]['id'])))
return True
def logout_player(self, avatar_id):
"""
Register a player as logged out.
"""
self.connection.runOperation(sql.build_update('player', dict(last_logout=sql.RAW('now()')), dict(avatar_id=avatar_id)))
def login_player(self, avatar_id, session_id):
"""
Register a player as logged in.
"""
self.connection.runOperation(sql.build_update('player', dict(session_id=session_id, last_login=sql.RAW('now()')), dict(avatar_id=avatar_id)))