def __call__(self, stream, directives, ctxt, **vars):
ctxt.push({"_i18n.choose.params": self.params, "_i18n.choose.singular": None, "_i18n.choose.plural": None})
ngettext = ctxt.get("_i18n.ngettext")
assert hasattr(ngettext, "__call__"), "No ngettext function available"
dngettext = ctxt.get("_i18n.dngettext")
if not dngettext:
dngettext = lambda d, s, p, n: ngettext(s, p, n)
new_stream = []
singular_stream = None
singular_msgbuf = None
plural_stream = None
plural_msgbuf = None
numeral = self.numeral.evaluate(ctxt)
is_plural = self._is_plural(numeral, ngettext)
for event in stream:
if event[0] is SUB and any(isinstance(d, ChooseBranchDirective) for d in event[1][0]):
subdirectives, substream = event[1]
if isinstance(subdirectives[0], SingularDirective):
singular_stream = list(_apply_directives(substream, subdirectives, ctxt, vars))
new_stream.append((MSGBUF, None, (None, -1, -1)))
elif isinstance(subdirectives[0], PluralDirective):
if is_plural:
plural_stream = list(_apply_directives(substream, subdirectives, ctxt, vars))
else:
new_stream.append(event)
if ctxt.get("_i18n.domain"):
ngettext = lambda s, p, n: dngettext(ctxt.get("_i18n.domain"), s, p, n)
singular_msgbuf = ctxt.get("_i18n.choose.singular")
if is_plural:
plural_msgbuf = ctxt.get("_i18n.choose.plural")
msgbuf, choice = plural_msgbuf, plural_stream
else:
msgbuf, choice = singular_msgbuf, singular_stream
plural_msgbuf = MessageBuffer(self)
for kind, data, pos in new_stream:
if kind is MSGBUF:
for event in choice:
if event[0] is MSGBUF:
translation = ngettext(singular_msgbuf.format(), plural_msgbuf.format(), numeral)
for subevent in msgbuf.translate(translation):
yield subevent
else:
yield event
else:
yield kind, data, pos
ctxt.pop()
def __call__(self, stream):
"""Apply the filter to the given stream.
:param stream: the markup event stream to filter
"""
in_form = in_select = in_option = in_textarea = False
select_value = option_value = textarea_value = None
option_start = None
option_text = []
no_option_value = False
for kind, data, pos in stream:
if kind is START:
tag, attrs = data
tagname = tag.localname
if tagname == 'form' and (
self.name and attrs.get('name') == self.name
or self.id and attrs.get('id') == self.id
or not (self.id or self.name)):
in_form = True
elif in_form:
if tagname == 'input':
type = attrs.get('type', '').lower()
if type in ('checkbox', 'radio'):
name = attrs.get('name')
if name and name in self.data:
value = self.data[name]
declval = attrs.get('value')
checked = False
if isinstance(value, (list, tuple)):
if declval is not None:
checked = declval in [
str(v) for v in value
]
else:
checked = any(value)
else:
if declval is not None:
checked = declval == str(value)
elif type == 'checkbox':
checked = bool(value)
if checked:
attrs |= [(QName('checked'), 'checked')]
elif 'checked' in attrs:
attrs -= 'checked'
elif type in ('', 'hidden', 'text') \
or type == 'password' and self.passwords:
name = attrs.get('name')
if name and name in self.data:
value = self.data[name]
if isinstance(value, (list, tuple)):
value = value[0]
if value is not None:
attrs |= [(QName('value'), str(value))]
elif tagname == 'select':
name = attrs.get('name')
if name in self.data:
select_value = self.data[name]
in_select = True
elif tagname == 'textarea':
name = attrs.get('name')
if name in self.data:
textarea_value = self.data.get(name)
if isinstance(textarea_value, (list, tuple)):
textarea_value = textarea_value[0]
in_textarea = True
elif in_select and tagname == 'option':
option_start = kind, data, pos
option_value = attrs.get('value')
if option_value is None:
no_option_value = True
option_value = ''
in_option = True
continue
yield kind, (tag, attrs), pos
elif in_form and kind is TEXT:
if in_select and in_option:
if no_option_value:
option_value += data
option_text.append((kind, data, pos))
continue
elif in_textarea:
continue
yield kind, data, pos
elif in_form and kind is END:
tagname = data.localname
if tagname == 'form':
in_form = False
elif tagname == 'select':
in_select = False
select_value = None
elif in_select and tagname == 'option':
if isinstance(select_value, (tuple, list)):
selected = option_value in [
str(v) for v in select_value
]
else:
selected = option_value == str(select_value)
okind, (tag, attrs), opos = option_start
if selected:
attrs |= [(QName('selected'), 'selected')]
elif 'selected' in attrs:
attrs -= 'selected'
yield okind, (tag, attrs), opos
if option_text:
for event in option_text:
yield event
in_option = False
no_option_value = False
option_start = option_value = None
option_text = []
elif in_textarea and tagname == 'textarea':
if textarea_value:
yield TEXT, str(textarea_value), pos
textarea_value = None
in_textarea = False
yield kind, data, pos
else:
yield kind, data, pos
def __call__(self,
stream,
ctxt=None,
translate_text=True,
translate_attrs=True):
"""Translate any localizable strings in the given stream.
This function shouldn't be called directly. Instead, an instance of
the `Translator` class should be registered as a filter with the
`Template` or the `TemplateLoader`, or applied as a regular stream
filter. If used as a template filter, it should be inserted in front of
all the default filters.
:param stream: the markup event stream
:param ctxt: the template context (not used)
:param translate_text: whether text nodes should be translated (used
internally)
:param translate_attrs: whether attribute values should be translated
(used internally)
:return: the localized stream
"""
ignore_tags = self.ignore_tags
include_attrs = self.include_attrs
skip = 0
xml_lang = XML_NAMESPACE['lang']
if not self.extract_text:
translate_text = False
translate_attrs = False
if type(self.translate) is FunctionType:
gettext = self.translate
if ctxt:
ctxt['_i18n.gettext'] = gettext
else:
if IS_PYTHON2:
gettext = self.translate.ugettext
ngettext = self.translate.ungettext
else:
gettext = self.translate.gettext
ngettext = self.translate.ngettext
try:
if IS_PYTHON2:
dgettext = self.translate.dugettext
dngettext = self.translate.dungettext
else:
dgettext = self.translate.dgettext
dngettext = self.translate.dngettext
except AttributeError:
dgettext = lambda _, y: gettext(y)
dngettext = lambda _, s, p, n: ngettext(s, p, n)
if ctxt:
ctxt['_i18n.gettext'] = gettext
ctxt['_i18n.ngettext'] = ngettext
ctxt['_i18n.dgettext'] = dgettext
ctxt['_i18n.dngettext'] = dngettext
if ctxt and ctxt.get('_i18n.domain'):
# TODO: This can cause infinite recursion if dgettext is defined
# via the AttributeError case above!
gettext = lambda msg: dgettext(ctxt.get('_i18n.domain'), msg)
for kind, data, pos in stream:
# skip chunks that should not be localized
if skip:
if kind is START:
skip += 1
elif kind is END:
skip -= 1
yield kind, data, pos
continue
# handle different events that can be localized
if kind is START:
tag, attrs = data
if tag in self.ignore_tags or \
isinstance(attrs.get(xml_lang), basestring):
skip += 1
yield kind, data, pos
continue
new_attrs = []
changed = False
for name, value in attrs:
newval = value
if isinstance(value, basestring):
if translate_attrs and name in include_attrs:
newval = gettext(value)
else:
newval = list(
self(_ensure(value), ctxt, translate_text=False))
if newval != value:
value = newval
changed = True
new_attrs.append((name, value))
if changed:
attrs = Attrs(new_attrs)
yield kind, (tag, attrs), pos
elif translate_text and kind is TEXT:
text = data.strip()
if text:
data = data.replace(text, unicode(gettext(text)))
yield kind, data, pos
elif kind is SUB:
directives, substream = data
current_domain = None
for idx, directive in enumerate(directives):
# Organize directives to make everything work
# FIXME: There's got to be a better way to do this!
if isinstance(directive, DomainDirective):
# Grab current domain and update context
current_domain = directive.domain
ctxt.push({'_i18n.domain': current_domain})
# Put domain directive as the first one in order to
# update context before any other directives evaluation
directives.insert(0, directives.pop(idx))
# If this is an i18n directive, no need to translate text
# nodes here
is_i18n_directive = any([
isinstance(d, ExtractableI18NDirective) for d in directives
])
substream = list(
self(substream,
ctxt,
translate_text=not is_i18n_directive,
translate_attrs=translate_attrs))
yield kind, (directives, substream), pos
if current_domain:
ctxt.pop()
else:
yield kind, data, pos
def __call__(self, stream, directives, ctxt, **vars):
ctxt.push({
'_i18n.choose.params': self.params,
'_i18n.choose.singular': None,
'_i18n.choose.plural': None
})
ngettext = ctxt.get('_i18n.ngettext')
assert hasattr(ngettext, '__call__'), 'No ngettext function available'
dngettext = ctxt.get('_i18n.dngettext')
if not dngettext:
dngettext = lambda d, s, p, n: ngettext(s, p, n)
new_stream = []
singular_stream = None
singular_msgbuf = None
plural_stream = None
plural_msgbuf = None
numeral = self.numeral.evaluate(ctxt)
is_plural = self._is_plural(numeral, ngettext)
for event in stream:
if event[0] is SUB and any(
isinstance(d, ChooseBranchDirective) for d in event[1][0]):
subdirectives, substream = event[1]
if isinstance(subdirectives[0], SingularDirective):
singular_stream = list(
_apply_directives(substream, subdirectives, ctxt,
vars))
new_stream.append((MSGBUF, None, (None, -1, -1)))
elif isinstance(subdirectives[0], PluralDirective):
if is_plural:
plural_stream = list(
_apply_directives(substream, subdirectives, ctxt,
vars))
else:
new_stream.append(event)
if ctxt.get('_i18n.domain'):
ngettext = lambda s, p, n: dngettext(ctxt.get('_i18n.domain'), s,
p, n)
singular_msgbuf = ctxt.get('_i18n.choose.singular')
if is_plural:
plural_msgbuf = ctxt.get('_i18n.choose.plural')
msgbuf, choice = plural_msgbuf, plural_stream
else:
msgbuf, choice = singular_msgbuf, singular_stream
plural_msgbuf = MessageBuffer(self)
for kind, data, pos in new_stream:
if kind is MSGBUF:
for event in choice:
if event[0] is MSGBUF:
translation = ngettext(singular_msgbuf.format(),
plural_msgbuf.format(), numeral)
for subevent in msgbuf.translate(translation):
yield subevent
else:
yield event
else:
yield kind, data, pos
ctxt.pop()
def __call__(self, stream):
"""Apply the filter to the given stream.
:param stream: the markup event stream to filter
"""
in_form = in_select = in_option = in_textarea = False
select_value = option_value = textarea_value = None
option_start = None
option_text = []
no_option_value = False
for kind, data, pos in stream:
if kind is START:
tag, attrs = data
tagname = tag.localname
if tagname == 'form' and (
self.name and attrs.get('name') == self.name or
self.id and attrs.get('id') == self.id or
not (self.id or self.name)):
in_form = True
elif in_form:
if tagname == 'input':
type = attrs.get('type', '').lower()
if type in ('checkbox', 'radio'):
name = attrs.get('name')
if name and name in self.data:
value = self.data[name]
declval = attrs.get('value')
checked = False
if isinstance(value, (list, tuple)):
if declval is not None:
checked = declval in [unicode(v) for v
in value]
else:
checked = any(value)
else:
if declval is not None:
checked = declval == unicode(value)
elif type == 'checkbox':
checked = bool(value)
if checked:
attrs |= [(QName('checked'), 'checked')]
elif 'checked' in attrs:
attrs -= 'checked'
elif type in ('', 'hidden', 'text') \
or type == 'password' and self.passwords:
name = attrs.get('name')
if name and name in self.data:
value = self.data[name]
if isinstance(value, (list, tuple)):
value = value[0]
if value is not None:
attrs |= [
(QName('value'), unicode(value))
]
elif tagname == 'select':
name = attrs.get('name')
if name in self.data:
select_value = self.data[name]
in_select = True
elif tagname == 'textarea':
name = attrs.get('name')
if name in self.data:
textarea_value = self.data.get(name)
if isinstance(textarea_value, (list, tuple)):
textarea_value = textarea_value[0]
in_textarea = True
elif in_select and tagname == 'option':
option_start = kind, data, pos
option_value = attrs.get('value')
if option_value is None:
no_option_value = True
option_value = ''
in_option = True
continue
yield kind, (tag, attrs), pos
elif in_form and kind is TEXT:
if in_select and in_option:
if no_option_value:
option_value += data
option_text.append((kind, data, pos))
continue
elif in_textarea:
continue
yield kind, data, pos
elif in_form and kind is END:
tagname = data.localname
if tagname == 'form':
in_form = False
elif tagname == 'select':
in_select = False
select_value = None
elif in_select and tagname == 'option':
if isinstance(select_value, (tuple, list)):
selected = option_value in [unicode(v) for v
in select_value]
else:
selected = option_value == unicode(select_value)
okind, (tag, attrs), opos = option_start
if selected:
attrs |= [(QName('selected'), 'selected')]
elif 'selected' in attrs:
attrs -= 'selected'
yield okind, (tag, attrs), opos
if option_text:
for event in option_text:
yield event
in_option = False
no_option_value = False
option_start = option_value = None
option_text = []
elif in_textarea and tagname == 'textarea':
if textarea_value:
yield TEXT, unicode(textarea_value), pos
textarea_value = None
in_textarea = False
yield kind, data, pos
else:
yield kind, data, pos
def __call__(self, stream, ctxt=None, translate_text=True,
translate_attrs=True):
"""Translate any localizable strings in the given stream.
This function shouldn't be called directly. Instead, an instance of
the `Translator` class should be registered as a filter with the
`Template` or the `TemplateLoader`, or applied as a regular stream
filter. If used as a template filter, it should be inserted in front of
all the default filters.
:param stream: the markup event stream
:param ctxt: the template context (not used)
:param translate_text: whether text nodes should be translated (used
internally)
:param translate_attrs: whether attribute values should be translated
(used internally)
:return: the localized stream
"""
ignore_tags = self.ignore_tags
include_attrs = self.include_attrs
skip = 0
xml_lang = XML_NAMESPACE['lang']
if not self.extract_text:
translate_text = False
translate_attrs = False
if type(self.translate) is FunctionType:
gettext = self.translate
if ctxt:
ctxt['_i18n.gettext'] = gettext
else:
if IS_PYTHON2:
gettext = self.translate.ugettext
ngettext = self.translate.ungettext
else:
gettext = self.translate.gettext
ngettext = self.translate.ngettext
try:
if IS_PYTHON2:
dgettext = self.translate.dugettext
dngettext = self.translate.dungettext
else:
dgettext = self.translate.dgettext
dngettext = self.translate.dngettext
except AttributeError:
dgettext = lambda _, y: gettext(y)
dngettext = lambda _, s, p, n: ngettext(s, p, n)
if ctxt:
ctxt['_i18n.gettext'] = gettext
ctxt['_i18n.ngettext'] = ngettext
ctxt['_i18n.dgettext'] = dgettext
ctxt['_i18n.dngettext'] = dngettext
if ctxt and ctxt.get('_i18n.domain'):
# TODO: This can cause infinite recursion if dgettext is defined
# via the AttributeError case above!
gettext = lambda msg: dgettext(ctxt.get('_i18n.domain'), msg)
for kind, data, pos in stream:
# skip chunks that should not be localized
if skip:
if kind is START:
skip += 1
elif kind is END:
skip -= 1
yield kind, data, pos
continue
# handle different events that can be localized
if kind is START:
tag, attrs = data
if tag in self.ignore_tags or \
isinstance(attrs.get(xml_lang), basestring):
skip += 1
yield kind, data, pos
continue
new_attrs = []
changed = False
for name, value in attrs:
newval = value
if isinstance(value, basestring):
if translate_attrs and name in include_attrs:
newval = gettext(value)
else:
newval = list(
self(_ensure(value), ctxt, translate_text=False)
)
if newval != value:
value = newval
changed = True
new_attrs.append((name, value))
if changed:
attrs = Attrs(new_attrs)
yield kind, (tag, attrs), pos
elif translate_text and kind is TEXT:
text = data.strip()
if text:
data = data.replace(text, unicode(gettext(text)))
yield kind, data, pos
elif kind is SUB:
directives, substream = data
current_domain = None
for idx, directive in enumerate(directives):
# Organize directives to make everything work
# FIXME: There's got to be a better way to do this!
if isinstance(directive, DomainDirective):
# Grab current domain and update context
current_domain = directive.domain
ctxt.push({'_i18n.domain': current_domain})
# Put domain directive as the first one in order to
# update context before any other directives evaluation
directives.insert(0, directives.pop(idx))
# If this is an i18n directive, no need to translate text
# nodes here
is_i18n_directive = any([
isinstance(d, ExtractableI18NDirective)
for d in directives
])
substream = list(self(substream, ctxt,
translate_text=not is_i18n_directive,
translate_attrs=translate_attrs))
yield kind, (directives, substream), pos
if current_domain:
ctxt.pop()
else:
yield kind, data, pos
def __call__(self, stream):
"""Apply the filter to the given stream.
:param stream: the markup event stream to filter
"""
in_form = in_select = in_option = in_textarea = False
select_value = option_value = textarea_value = None
option_start = None
option_text = []
no_option_value = False
for kind, data, pos in stream:
if kind is START:
tag, attrs = data
tagname = tag.localname
if tagname == "form" and (
self.name
and attrs.get("name") == self.name
or self.id
and attrs.get("id") == self.id
or not (self.id or self.name)
):
in_form = True
elif in_form:
if tagname == "input":
type = attrs.get("type", "").lower()
if type in ("checkbox", "radio"):
name = attrs.get("name")
if name and name in self.data:
value = self.data[name]
declval = attrs.get("value")
checked = False
if isinstance(value, (list, tuple)):
if declval:
checked = declval in [unicode(v) for v in value]
else:
checked = any(value)
else:
if declval:
checked = declval == unicode(value)
elif type == "checkbox":
checked = bool(value)
if checked:
attrs |= [(QName("checked"), "checked")]
elif "checked" in attrs:
attrs -= "checked"
elif type in ("", "hidden", "text") or type == "password" and self.passwords:
name = attrs.get("name")
if name and name in self.data:
value = self.data[name]
if isinstance(value, (list, tuple)):
value = value[0]
if value is not None:
attrs |= [(QName("value"), unicode(value))]
elif tagname == "select":
name = attrs.get("name")
if name in self.data:
select_value = self.data[name]
in_select = True
elif tagname == "textarea":
name = attrs.get("name")
if name in self.data:
textarea_value = self.data.get(name)
if isinstance(textarea_value, (list, tuple)):
textarea_value = textarea_value[0]
in_textarea = True
elif in_select and tagname == "option":
option_start = kind, data, pos
option_value = attrs.get("value")
if option_value is None:
no_option_value = True
option_value = ""
in_option = True
continue
yield kind, (tag, attrs), pos
elif in_form and kind is TEXT:
if in_select and in_option:
if no_option_value:
option_value += data
option_text.append((kind, data, pos))
continue
elif in_textarea:
continue
yield kind, data, pos
elif in_form and kind is END:
tagname = data.localname
if tagname == "form":
in_form = False
elif tagname == "select":
in_select = False
select_value = None
elif in_select and tagname == "option":
if isinstance(select_value, (tuple, list)):
selected = option_value in [unicode(v) for v in select_value]
else:
selected = option_value == unicode(select_value)
okind, (tag, attrs), opos = option_start
if selected:
attrs |= [(QName("selected"), "selected")]
elif "selected" in attrs:
attrs -= "selected"
yield okind, (tag, attrs), opos
if option_text:
for event in option_text:
yield event
in_option = False
no_option_value = False
option_start = option_value = None
option_text = []
elif tagname == "textarea":
if textarea_value:
yield TEXT, unicode(textarea_value), pos
in_textarea = False
yield kind, data, pos
else:
yield kind, data, pos
