def has_children (self) :
try :
first (self.own_links)
except IndexError :
return False
else :
return True
def has_children (self) :
try :
first (self.own_links)
except IndexError :
return False
else :
return True
def attr_filters \
( soc, E_Type, request, data, scope
, a_pat = None
, default_op = "EQ"
) :
filters = []
filters_q = []
map = TFL.mm_dict_mm_list ()
af_args = ichain \
( soc.af_args_api (request.req_data_list, default_op)
, soc.af_args_fif (data, a_pat, default_op)
)
for fn, name, typ, tail, op, value in af_args :
if typ :
map [name] [typ].append ((tail, op, value))
else :
f, fq = soc._setup_attr (E_Type, fn, name, op, value)
filters.append (f)
filters_q.append (fq)
for name, t_map in pyk.iteritems (map) :
if len (t_map) > 1 :
raise ValueError \
( "Got types %s instead of exactly one type"
% (sorted (t_map), )
)
typ = first (t_map)
nqr = soc.nested (scope, scope [typ], t_map [typ])
fs, fq = soc._setup_attr_pepk (E_Type, name, nqr)
filters.extend (fs)
filters_q.append (fq)
return tuple (filters), tuple (filters_q)
def singleton (self) :
Type = self._etype
if Type.max_count == 1 :
try :
return first (self.query ().limit (2))
except IndexError :
pass
def attr_filters \
( soc, E_Type, request, data, scope
, a_pat = None
, default_op = "EQ"
) :
filters = []
filters_q = []
map = TFL.mm_dict_mm_list ()
af_args = ichain \
( soc.af_args_api (request.req_data_list, default_op)
, soc.af_args_fif (data, a_pat, default_op)
)
for fn, name, typ, tail, op, value in af_args :
if typ :
map [name] [typ].append ((tail, op, value))
else :
f, fq = soc._setup_attr (E_Type, fn, name, op, value)
filters.append (f)
filters_q.append (fq)
for name, t_map in pyk.iteritems (map) :
if len (t_map) > 1 :
raise ValueError \
( "Got types %s instead of exactly one type"
% (sorted (t_map), )
)
typ = first (t_map)
nqr = soc.nested (scope, scope [typ], t_map [typ])
fs, fq = soc._setup_attr_pepk (E_Type, name, nqr)
filters.extend (fs)
filters_q.append (fq)
return tuple (filters), tuple (filters_q)
def singleton(self):
Type = self._etype
if Type.max_count == 1:
try:
return first(self.query().limit(2))
except IndexError:
pass
def _get_sender_name(self):
try:
result = first(s for s in self._get_sender_() if s)
except IndexError:
result = None
if result is not None:
return decoded_header(result)
return ""
def __init__ (self, e_type, parent) :
self.__super.__init__ (e_type)
self.p_parent = parent
self.parent = \
( parent
if parent.sa_table is not None
else first (p for p in parent.ancestors if p.sa_table is not None)
)
def _get_sender_name (self) :
try :
result = first (s for s in self._get_sender_ () if s)
except IndexError :
result = None
if result is not None :
return decoded_header (result)
return ""
def one (self) :
"""Return first and only element of query result. Raise IndexError if
query result contains more than one element.
"""
result = first (self)
if len (self._cache) > 1 :
raise IndexError \
("Query result contains %s entries" % len (self._cache))
return result
def one(self):
"""Return first and only element of query result. Raise IndexError if
query result contains more than one element.
"""
result = first(self)
if len(self._cache) > 1:
raise IndexError \
("Query result contains %s entries" % len (self._cache))
return result
def _get_pages (self) :
np = _T ("Participants")
nr = _T ("Results")
obj = self.obj
result = []
scope = self.scope
sk = TFL.Sorted_By \
("skipper.person.last_name", "skipper.person.first_name")
Result_Type = None
if obj.is_team_race :
Registration_Type = self.Registration_Teamrace
try :
place = first (obj.teams).place
except IndexError :
pass
else :
if place :
Result_Type = self.Result_Teamrace
else :
Registration_Type = self.Registration
if obj.races :
Result_Type = self.Result
if Result_Type :
result.append \
( Result_Type
( ETM = obj.ETM
, name = nr.lower ()
, obj = obj
, parent = self
, regatta = obj
, short_title = nr
, title = "%s %s" %
( _T ("Results for"), self.short_title)
)
)
head = _T ("List of participants for")
result.append \
( Registration_Type
( ETM = obj.ETM
, head_line = "%s %s<br />%s, %s" %
( _T ("Registration list"), obj.name
, obj.event.FO.short_title, obj.event.ui_date
)
, name = np.lower ()
, nav_off_canvas = False
, obj = obj
, parent = self
, regatta = obj
, short_title = np
, title = "%s %s" % (head, self.short_title)
)
)
bir_admin = self._get_bir_admin ()
if bir_admin :
result.append (bir_admin)
return result
def _get_pages (self) :
np = _T ("Participants")
nr = _T ("Results")
obj = self.obj
result = []
scope = self.scope
sk = TFL.Sorted_By \
("skipper.person.last_name", "skipper.person.first_name")
Result_Type = None
if obj.is_team_race :
Registration_Type = self.Registration_Teamrace
try :
place = first (obj.teams).place
except IndexError :
pass
else :
if place :
Result_Type = self.Result_Teamrace
else :
Registration_Type = self.Registration
if obj.races :
Result_Type = self.Result
if Result_Type :
result.append \
( Result_Type
( ETM = obj.ETM
, name = nr.lower ()
, obj = obj
, parent = self
, regatta = obj
, short_title = nr
, title = "%s %s" %
( _T ("Results for"), self.short_title)
)
)
head = _T ("List of participants for")
result.append \
( Registration_Type
( ETM = obj.ETM
, head_line = "%s %s<br />%s, %s" %
( _T ("Registration list"), obj.name
, obj.event.FO.short_title, obj.event.ui_date
)
, name = np.lower ()
, nav_off_canvas = False
, obj = obj
, parent = self
, regatta = obj
, short_title = np
, title = "%s %s" % (head, self.short_title)
)
)
bir_admin = self._get_bir_admin ()
if bir_admin :
result.append (bir_admin)
return result
def choose (* lang) :
def _gen (lang) :
for l in lang :
yield l, l
for l in lang :
if l :
a, _, b = split_hst (l, "_")
yield a, b or a
yield "", ""
return first (l for l in _gen (lang) if l [0] in Config.Languages)
def choose(*lang):
def _gen(lang):
for l in lang:
yield l, l
for l in lang:
if l:
a, _, b = split_hst(l, "_")
yield a, b or a
yield "", ""
return first(l for l in _gen(lang) if l[0] in Config.Languages)
def distinct(self, *criteria):
"""Restrict query result to distinct elements."""
n = len(criteria)
if n == 0:
_distinct = uniq
else:
if n == 1:
criterion = first(criteria)
elif criteria:
criterion = TFL.Filter_And(*criteria)
_distinct = _Q_Filter_Distinct_(criterion)
return _Q_Result_(self, _distinct=_distinct)
def distinct (self, * criteria) :
"""Restrict query result to distinct elements."""
n = len (criteria)
if n == 0 :
_distinct = uniq
else :
if n == 1 :
criterion = first (criteria)
elif criteria :
criterion = TFL.Filter_And (* criteria)
_distinct = _Q_Filter_Distinct_ (criterion)
return _Q_Result_ (self, _distinct = _distinct)
def _polymorphic(self):
ET = self.E_Type
cnp = getattr(self._attr, "selectable_e_types", None)
result = \
( ET is not None
and ET.has_identity
and ET.polymorphic_epk
and cnp
and not (len (cnp) == 1 and first (cnp) == ET.type_name)
### if there aren't any selectable_e_types except `ET`
### --> not polymorphic in the context of `self._attr`
)
return result
def _polymorphic (self) :
ET = self.E_Type
cnp = getattr (self._attr, "selectable_e_types", None)
result = \
( ET is not None
and ET.has_identity
and ET.polymorphic_epk
and cnp
and not (len (cnp) == 1 and first (cnp) == ET.type_name)
### if there aren't any selectable_e_types except `ET`
### --> not polymorphic in the context of `self._attr`
)
return result
def filter(self, *criteria, **kw):
"""Restrict query result to elements matching the `criteria`."""
if kw:
criteria = list(criteria)
Q = self.Q
for k, v in pyk.iteritems(kw):
criteria.append(getattr(Q, k) == v)
criteria = tuple(criteria)
assert criteria
if len(criteria) == 1:
criterion = first(criteria)
else:
criterion = TFL.Filter_And(*criteria)
return self._Q_Result_Filtered_(self, criterion, self._distinct)
def group_by(self, *criteria, **kw):
"""Group query result by `criteria`."""
if kw:
criteria = list(criteria)
Q = self.Q
for k, v in pyk.iteritems(kw):
criteria.append(getattr(Q, k) == v)
criteria = tuple(criteria)
assert criteria
if len(criteria) == 1:
criterion = first(criteria)
else:
criterion = TFL.Filter_And(*criteria)
return self._Q_Result_Group_By_(self, criterion, self._distinct)
def filter (self, * criteria, ** kw) :
"""Restrict query result to elements matching the `criteria`."""
if kw :
criteria = list (criteria)
Q = self.Q
for k, v in pyk.iteritems (kw) :
criteria.append (getattr (Q, k) == v)
criteria = tuple (criteria)
assert criteria
if len (criteria) == 1 :
criterion = first (criteria)
else :
criterion = TFL.Filter_And (* criteria)
return self._Q_Result_Filtered_ (self, criterion, self._distinct)
def group_by (self, * criteria, ** kw) :
"""Group query result by `criteria`."""
if kw :
criteria = list (criteria)
Q = self.Q
for k, v in pyk.iteritems (kw) :
criteria.append (getattr (Q, k) == v)
criteria = tuple (criteria)
assert criteria
if len (criteria) == 1 :
criterion = first (criteria)
else :
criterion = TFL.Filter_And (* criteria)
return self._Q_Result_Group_By_ (self, criterion, self._distinct)
def _effective_entry (self) :
if self.hidden :
entries = self.entries
else :
entries = (e for e in self.entries if not e.hidden)
if self.request :
method = self.request.method
user = self.user
entries = (e for e in entries if e.allow_method (method, user))
try :
page = first (entries)
except IndexError :
return self
else :
return page._effective
def _effective_entry (self) :
if self.hidden :
entries = self.entries
else :
entries = (e for e in self.entries if not e.hidden)
if self.request :
method = self.request.method
user = self.user
entries = (e for e in entries if e.allow_method (method, user))
try :
page = first (entries)
except IndexError :
return self
else :
return page._effective
def __init__(cls, name, bases, dct):
cls.__m_super.__init__(name, bases, dct)
_own_names = set(k for k in dct if not k.startswith("__"))
_names = set(_own_names)
for b in cls.__bases__:
_names.update(getattr(b, "_names", ()))
for k in _own_names:
v = dct[k]
if v:
v = TFL.normalized_indent(v)
setattr(cls, k, v)
setattr(cls, "_names", _names)
setattr(cls, "_own_names", _own_names)
if not cls.__doc__:
setattr(cls, "__doc__", first(b.__doc__ for b in cls.__bases__ if b.__doc__))
cls._OWN = cls._ALL = None
def name_skip_pat (self) :
"""Multi/Regexp matching all attribute names that are **not** selected.
Use negative lookahead assertions to skip all names belonging to
E_Types not in the set of `e_type_selectors` selected by the client.
"""
ets = self.e_type_selectors
def _gen (self, ets) :
def _sk (x) :
k, _ = x
return - len (k), k ### longest first, deterministic
for k, v in sorted (pyk.iteritems (ets), key = _sk) :
head = k.split ("/") [0] if "/" in k else ""
yield Regexp \
("%s\[(?!%s\])" % (re.escape (head), re.escape (v)))
pats = _gen (self, ets)
result = first (pats) if len (ets) == 1 else Multi_Regexp (* pats)
return result
def __init__(cls, name, bases, dct):
cls.__m_super.__init__(name, bases, dct)
_own_names = set(k for k in dct if not k.startswith("__"))
_names = set(_own_names)
for b in cls.__bases__:
_names.update(getattr(b, "_names", ()))
for k in _own_names:
v = dct[k]
if v:
v = TFL.normalized_indent(v)
setattr(cls, k, v)
setattr(cls, "_names", _names)
setattr(cls, "_own_names", _own_names)
if not cls.__doc__:
setattr \
( cls, "__doc__"
, first (b.__doc__ for b in cls.__bases__ if b.__doc__)
)
cls._OWN = cls._ALL = None
def name_skip_pat(self):
"""Multi/Regexp matching all attribute names that are **not** selected.
Use negative lookahead assertions to skip all names belonging to
E_Types not in the set of `e_type_selectors` selected by the client.
"""
ets = self.e_type_selectors
def _gen(self, ets):
def _sk(x):
k, _ = x
return -len(k), k ### longest first, deterministic
for k, v in sorted(pyk.iteritems(ets), key=_sk):
head = k.split("/")[0] if "/" in k else ""
yield Regexp \
("%s\[(?!%s\])" % (re.escape (head), re.escape (v)))
pats = _gen(self, ets)
result = first(pats) if len(ets) == 1 else Multi_Regexp(*pats)
return result
def _pid_query_indirect (self, session, pid) :
pqs = self.pid_query_stmt
tnq = session.connection.execute (self.type_name_select_stmt, pid = pid)
tn = first (tnq) [0]
ETW = session.scope.entity_type (tn)._SAW
return ETW._pid_query_direct (session, pid)
def _pid_query_direct (self, session, pid) :
result = first (self.pid_query_stmt.bind (session, pid = pid))
return result
def first (self) :
"""Return first element of query result."""
try :
return first (self)
except IndexError :
return None
def message_from_arg (cmd, arg) :
try :
return first (PMA.messages_from_args ([arg], cmd.msg_base_dirs))
except LookupError :
raise SystemExit (1)
def __init__(self, e_type):
if self.ckd_name_eq_name:
self._fix_ckd_names()
sk = TFL.Sorted_By("rank", "name")
self._syncable = []
self._db_attr = e_type.db_attr = []
self._user_attr = e_type.user_attr = []
self.__super.__init__(e_type)
e_type.db_attr.sort(key=sk)
e_type.user_attr.sort(key=sk)
self._setup_attrs(e_type)
e_type.q_able = tuple \
( sorted
( (a for a in pyk.itervalues (e_type.attributes) if a.q_able)
, key = sk
)
)
e_type.edit_attr = tuple(MOM.Attr.Selector.editable(e_type))
ea_set = set(e_type.edit_attr)
e_type.q_able_no_edit = tuple \
(a for a in e_type.q_able if a not in ea_set)
e_type.id_entity_attr = tuple \
( a for a in e_type.edit_attr
if isinstance (a, MOM.Attr._EPK_Mixin_)
)
e_type.link_ref_attr = lra = tuple \
( sorted
( MOM.Attr.Selector.A_Type (MOM.Attr.A_Link_Ref_List) (e_type)
, key = sk
)
)
e_type.link_ref_map = dict((a.E_Type, a) for a in lra)
e_type.polish_attr = tuple \
( sorted
( (a for a in e_type.edit_attr if a.attr.polisher is not None)
, key = TFL.Sorted_By ("ui_rank")
)
)
e_type.primary_required = pr = list \
(p for p in e_type.primary if p.is_required)
e_type.primary_optional = list \
(p for p in e_type.primary [len (pr): ] if not p.electric)
e_type.rev_ref_attr = tuple \
( sorted
( MOM.Attr.Selector.A_Type (MOM.Attr._A_Rev_Ref_) (e_type)
, key = sk
)
)
e_type.surrogate_attr = tuple \
( a for a in e_type.db_attr
if isinstance (a.attr, MOM.Attr.A_Surrogate)
)
e_type.ui_attr = tuple(MOM.Attr.Selector.ui_attr(e_type))
own_surrogates = tuple \
(a for a in e_type.surrogate_attr if a.name in self._own_names)
if len(own_surrogates) > 1:
raise TypeError \
( "%s cannot have more than 1 own surrogate attributes; got %s"
"\n %s"
% ( e_type.type_name, len (own_surrogates)
, ", ".join (repr (a.name) for a in own_surrogates)
)
)
else:
try:
e_type.own_surrogate = s = first(own_surrogates)
except LookupError:
e_type.own_surrogate = None
else:
suid = s.surrogate_id
app_type = e_type.app_type
if suid not in app_type.surrogate_map:
app_type.surrogate_t_map[suid] = e_type
app_type.surrogate_map[s.q_name] = s
def first(self):
"""Return first element of query result."""
try:
return first(self)
except IndexError:
return None
def __init__ (self, e_type) :
if self.ckd_name_eq_name :
self._fix_ckd_names ()
sk = TFL.Sorted_By ("rank", "name")
self._syncable = []
self._db_attr = e_type.db_attr = []
self._user_attr = e_type.user_attr = []
self.__super.__init__ (e_type)
e_type.db_attr.sort (key = sk)
e_type.user_attr.sort (key = sk)
self._setup_attrs (e_type)
e_type.q_able = tuple \
( sorted
( (a for a in pyk.itervalues (e_type.attributes) if a.q_able)
, key = sk
)
)
e_type.edit_attr = tuple (MOM.Attr.Selector.editable (e_type))
ea_set = set (e_type.edit_attr)
e_type.q_able_no_edit = tuple \
(a for a in e_type.q_able if a not in ea_set)
e_type.id_entity_attr = tuple \
( a for a in e_type.edit_attr
if isinstance (a, MOM.Attr._EPK_Mixin_)
)
e_type.link_ref_attr = lra = tuple \
( sorted
( MOM.Attr.Selector.A_Type (MOM.Attr.A_Link_Ref_List) (e_type)
, key = sk
)
)
e_type.link_ref_map = dict ((a.E_Type, a) for a in lra)
e_type.polish_attr = tuple \
( sorted
( (a for a in e_type.edit_attr if a.attr.polisher is not None)
, key = TFL.Sorted_By ("ui_rank")
)
)
e_type.primary_required = pr = list \
(p for p in e_type.primary if p.is_required)
e_type.primary_optional = list \
(p for p in e_type.primary [len (pr): ] if not p.electric)
e_type.rev_ref_attr = tuple \
( sorted
( MOM.Attr.Selector.A_Type (MOM.Attr._A_Rev_Ref_) (e_type)
, key = sk
)
)
e_type.surrogate_attr = tuple \
( a for a in e_type.db_attr
if isinstance (a.attr, MOM.Attr.A_Surrogate)
)
e_type.ui_attr = tuple (MOM.Attr.Selector.ui_attr (e_type))
own_surrogates = tuple \
(a for a in e_type.surrogate_attr if a.name in self._own_names)
if len (own_surrogates) > 1 :
raise TypeError \
( "%s cannot have more than 1 own surrogate attributes; got %s"
"\n %s"
% ( e_type.type_name, len (own_surrogates)
, ", ".join (repr (a.name) for a in own_surrogates)
)
)
else :
try :
e_type.own_surrogate = s = first (own_surrogates)
except LookupError :
e_type.own_surrogate = None
else :
suid = s.surrogate_id
app_type = e_type.app_type
if suid not in app_type.surrogate_map :
app_type.surrogate_t_map [suid] = e_type
app_type.surrogate_map [s.q_name] = s
