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from rpython.rlib import rposix
from rpython.rlib.rarithmetic import intmask
from pypy.interpreter.error import OperationError, oefmt
from pypy.interpreter.gateway import unwrap_spec
from rpython.rlib import rlocale
from pypy.module.exceptions.interp_exceptions import _new_exception, W_Exception
from rpython.rtyper.lltypesystem import lltype, rffi
W_Error = _new_exception('Error', W_Exception, 'locale error')
import sys
def make_error(space, msg):
return OperationError(space.gettypeobject(W_Error.typedef), space.newtext(msg))
def rewrap_error(space, e):
return OperationError(space.gettypeobject(W_Error.typedef),
space.newtext(e.message))
@unwrap_spec(category=int)
def setlocale(space, category, w_locale=None):
"(integer,string=None) -> string. Activates/queries locale processing."
if space.is_none(w_locale):
locale = None
else:
locale = space.text_w(w_locale)
try:
result = rlocale.setlocale(category, locale)
except rlocale.LocaleError as e:
raise rewrap_error(space, e)
return space.newtext(result)
def _w_copy_grouping(space, text):
groups = [ space.newint(ord(group)) for group in text ]
if groups:
groups.append(space.newint(0))
return space.newlist(groups)
def charp2uni(space, s):
"Convert a char* pointer to unicode according to the current locale"
w_val = space.newbytes(rffi.charp2str(s))
return space.call_function(space.w_unicode, w_val, space.newtext('utf-8'),
space.newtext('surrogateescape'))
def localeconv(space):
"() -> dict. Returns numeric and monetary locale-specific parameters."
lp = rlocale.localeconv()
# Numeric information
w_result = space.newdict()
space.setitem(w_result, space.newtext("decimal_point"),
charp2uni(space, lp.c_decimal_point))
space.setitem(w_result, space.newtext("thousands_sep"),
charp2uni(space, lp.c_thousands_sep))
space.setitem(w_result, space.newtext("grouping"),
_w_copy_grouping(space, rffi.charp2str(lp.c_grouping)))
space.setitem(w_result, space.newtext("int_curr_symbol"),
charp2uni(space, lp.c_int_curr_symbol))
space.setitem(w_result, space.newtext("currency_symbol"),
charp2uni(space, lp.c_currency_symbol))
space.setitem(w_result, space.newtext("mon_decimal_point"),
charp2uni(space, lp.c_mon_decimal_point))
space.setitem(w_result, space.newtext("mon_thousands_sep"),
charp2uni(space, lp.c_mon_thousands_sep))
space.setitem(w_result, space.newtext("mon_grouping"),
_w_copy_grouping(space, rffi.charp2str(lp.c_mon_grouping)))
space.setitem(w_result, space.newtext("positive_sign"),
charp2uni(space, lp.c_positive_sign))
space.setitem(w_result, space.newtext("negative_sign"),
charp2uni(space, lp.c_negative_sign))
space.setitem(w_result, space.newtext("int_frac_digits"),
space.newint(lp.c_int_frac_digits))
space.setitem(w_result, space.newtext("frac_digits"),
space.newint(lp.c_frac_digits))
space.setitem(w_result, space.newtext("p_cs_precedes"),
space.newint(lp.c_p_cs_precedes))
space.setitem(w_result, space.newtext("p_sep_by_space"),
space.newint(lp.c_p_sep_by_space))
space.setitem(w_result, space.newtext("n_cs_precedes"),
space.newint(lp.c_n_cs_precedes))
space.setitem(w_result, space.newtext("n_sep_by_space"),
space.newint(lp.c_n_sep_by_space))
space.setitem(w_result, space.newtext("p_sign_posn"),
space.newint(lp.c_p_sign_posn))
space.setitem(w_result, space.newtext("n_sign_posn"),
space.newint(lp.c_n_sign_posn))
return w_result
_wcscoll = rlocale.external('wcscoll', [rffi.CWCHARP, rffi.CWCHARP], rffi.INT)
def strcoll(space, w_s1, w_s2):
"string,string -> int. Compares two strings according to the locale."
s1, l1 = space.utf8_len_w(w_s1)
s2, l2 = space.utf8_len_w(w_s2)
if '\x00' in s1 or '\x00' in s2:
raise oefmt(space.w_ValueError, "embedded null character")
s1_c = rffi.utf82wcharp(s1, l1)
s2_c = rffi.utf82wcharp(s2, l2)
try:
result = _wcscoll(s1_c, s2_c)
finally:
rffi.free_wcharp(s1_c)
rffi.free_wcharp(s2_c)
return space.newint(result)
_strxfrm = rlocale.external('strxfrm',
[rffi.CCHARP, rffi.CCHARP, rffi.SIZE_T], rffi.SIZE_T)
@unwrap_spec(s='text0')
def strxfrm(space, s):
"string -> string. Returns a string that behaves for cmp locale-aware."
n1 = len(s) + 1
buf = lltype.malloc(rffi.CCHARP.TO, n1, flavor="raw", zero=True)
s_c = rffi.str2charp(s)
try:
n2 = _strxfrm(buf, s_c, n1) + 1
finally:
rffi.free_charp(s_c)
if n2 > n1:
# more space needed
lltype.free(buf, flavor="raw")
buf = lltype.malloc(rffi.CCHARP.TO, intmask(n2),
flavor="raw", zero=True)
s_c = rffi.str2charp(s)
try:
_strxfrm(buf, s_c, n2)
finally:
rffi.free_charp(s_c)
val = rffi.charp2str(buf)
lltype.free(buf, flavor="raw")
return space.newtext(val)
if rlocale.HAVE_LANGINFO:
@unwrap_spec(key=int)
def nl_langinfo(space, key):
"""nl_langinfo(key) -> string
Return the value for the locale information associated with key."""
try:
w_val = space.newbytes(rlocale.nl_langinfo(key))
except ValueError:
raise oefmt(space.w_ValueError, "unsupported langinfo constant")
return space.call_function(space.w_unicode, w_val,
space.newtext('utf-8'), space.newtext('surrogateescape'))
#___________________________________________________________________
# HAVE_LIBINTL dependence
if rlocale.HAVE_LIBINTL:
_gettext = rlocale.external('gettext', [rffi.CCHARP], rffi.CCHARP)
@unwrap_spec(msg='text')
def gettext(space, msg):
"""gettext(msg) -> string
Return translation of msg."""
msg_c = rffi.str2charp(msg)
try:
return space.newtext(rffi.charp2str(_gettext(msg_c)))
finally:
rffi.free_charp(msg_c)
_dgettext = rlocale.external('dgettext', [rffi.CCHARP, rffi.CCHARP], rffi.CCHARP)
@unwrap_spec(msg='text')
def dgettext(space, w_domain, msg):
"""dgettext(domain, msg) -> string
Return translation of msg in domain."""
if space.is_w(w_domain, space.w_None):
domain = None
msg_c = rffi.str2charp(msg)
try:
result = _dgettext(domain, msg_c)
# note that 'result' may be the same pointer as 'msg_c',
# so it must be converted to an RPython string *before*
# we free msg_c.
result = rffi.charp2str(result)
finally:
rffi.free_charp(msg_c)
else:
domain = space.text_w(w_domain)
domain_c = rffi.str2charp(domain)
msg_c = rffi.str2charp(msg)
try:
result = _dgettext(domain_c, msg_c)
# note that 'result' may be the same pointer as 'msg_c',
# so it must be converted to an RPython string *before*
# we free msg_c.
result = rffi.charp2str(result)
finally:
rffi.free_charp(domain_c)
rffi.free_charp(msg_c)
return space.newtext(result)
_dcgettext = rlocale.external('dcgettext', [rffi.CCHARP, rffi.CCHARP, rffi.INT],
rffi.CCHARP)
@unwrap_spec(msg='text', category=int)
def dcgettext(space, w_domain, msg, category):
"""dcgettext(domain, msg, category) -> string
Return translation of msg in domain and category."""
if space.is_w(w_domain, space.w_None):
domain = None
msg_c = rffi.str2charp(msg)
try:
result = _dcgettext(domain, msg_c, rffi.cast(rffi.INT, category))
# note that 'result' may be the same pointer as 'msg_c',
# so it must be converted to an RPython string *before*
# we free msg_c.
result = rffi.charp2str(result)
finally:
rffi.free_charp(msg_c)
else:
domain = space.text_w(w_domain)
domain_c = rffi.str2charp(domain)
msg_c = rffi.str2charp(msg)
try:
result = _dcgettext(domain_c, msg_c,
rffi.cast(rffi.INT, category))
# note that 'result' may be the same pointer as 'msg_c',
# so it must be converted to an RPython string *before*
# we free msg_c.
result = rffi.charp2str(result)
finally:
rffi.free_charp(domain_c)
rffi.free_charp(msg_c)
return space.newtext(result)
_textdomain = rlocale.external('textdomain', [rffi.CCHARP], rffi.CCHARP)
def textdomain(space, w_domain):
"""textdomain(domain) -> string
Set the C library's textdomain to domain, returning the new domain."""
if space.is_w(w_domain, space.w_None):
domain = None
result = _textdomain(domain)
result = rffi.charp2str(result)
else:
domain = space.text_w(w_domain)
domain_c = rffi.str2charp(domain)
try:
result = _textdomain(domain_c)
# note that 'result' may be the same pointer as 'domain_c'
# (maybe?) so it must be converted to an RPython string
# *before* we free domain_c.
result = rffi.charp2str(result)
finally:
rffi.free_charp(domain_c)
return space.newtext(result)
_bindtextdomain = rlocale.external('bindtextdomain', [rffi.CCHARP, rffi.CCHARP],
rffi.CCHARP,
save_err=rffi.RFFI_SAVE_ERRNO)
@unwrap_spec(domain='text')
def bindtextdomain(space, domain, w_dir):
"""bindtextdomain(domain, dir) -> string
Bind the C library's domain to dir."""
if space.is_w(w_dir, space.w_None):
dir = None
domain_c = rffi.str2charp(domain)
try:
dirname = _bindtextdomain(domain_c, dir)
finally:
rffi.free_charp(domain_c)
else:
dir = space.text_w(w_dir)
domain_c = rffi.str2charp(domain)
dir_c = rffi.str2charp(dir)
try:
dirname = _bindtextdomain(domain_c, dir_c)
finally:
rffi.free_charp(domain_c)
rffi.free_charp(dir_c)
if not dirname:
errno = rposix.get_saved_errno()
raise OperationError(space.w_OSError, space.newint(errno))
return space.newtext(rffi.charp2str(dirname))
_bind_textdomain_codeset = rlocale.external('bind_textdomain_codeset',
[rffi.CCHARP, rffi.CCHARP], rffi.CCHARP)
if rlocale.HAVE_BIND_TEXTDOMAIN_CODESET:
@unwrap_spec(domain='text')
def bind_textdomain_codeset(space, domain, w_codeset):
"""bind_textdomain_codeset(domain, codeset) -> string
Bind the C library's domain to codeset."""
if space.is_w(w_codeset, space.w_None):
codeset = None
domain_c = rffi.str2charp(domain)
try:
result = _bind_textdomain_codeset(domain_c, codeset)
finally:
rffi.free_charp(domain_c)
else:
codeset = space.text_w(w_codeset)
domain_c = rffi.str2charp(domain)
codeset_c = rffi.str2charp(codeset)
try:
result = _bind_textdomain_codeset(domain_c, codeset_c)
finally:
rffi.free_charp(domain_c)
rffi.free_charp(codeset_c)
if not result:
return space.w_None
else:
return space.newtext(rffi.charp2str(result))
if sys.platform == 'win32':
def getdefaultlocale(space):
language, encoding = "", "utf-8" # rlocale.getdefaultlocale()
return space.newtuple2(space.newtext(language), space.newtext(encoding))
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