def get_current() -> str:
"""Get current language
"""
if not _languages:
raise RuntimeError('No languages are defined')
tid = _threading.get_id()
if tid not in _current:
_current[_threading.get_id()] = _languages[0]
return _current[_threading.get_id()]
def get_previous_user() -> _model.AbstractUser:
"""Get previous user
"""
tid = threading.get_id()
p_tid = threading.get_parent_id()
user = _previous_user.get(tid) or _current_user.get(
p_tid) or _previous_user.get(p_tid)
if not user:
user = get_anonymous_user()
_previous_user[threading.get_id()] = user
return user
def remove(lng: str):
"""Remove a link
"""
try:
del _links[_threading.get_id()][lng]
except KeyError:
pass
def reset():
"""Reset links
"""
_links[_threading.get_id()] = {}
for lng in _lang.langs(False):
put(lng, _router.current_url(lang=lng))
def set_current(language: str):
"""Set current language
"""
if language not in _languages:
raise _error.LanguageNotSupported("Language '{}' is not supported".format(language))
_current[_threading.get_id()] = language
def inline_js(s: str = None) -> Optional[str]:
tid = threading.get_id()
if s:
_inline_js[tid].append(s)
else:
return ''.join(_inline_js[tid]) if tid in _inline_js else ''
def dump(tag: str) -> str:
"""Dump a tag
"""
if not _tags:
raise RuntimeError('reset() should be called before')
tid = _threading.get_id()
if tag not in _tags[tid]:
return ''
# Page charset
if tag == 'charset':
r = '<meta charset="{}">\n'.format(_tags[tid][tag])
# Page title
elif tag == 'title':
r = '<title>{} | {}</title>\n'.format(_tags[tid][tag], _lang.t('app_name'))
# OpenGraph tags
elif tag.startswith('og:') or tag.startswith('author:') or tag.startswith('fb:'):
r = '<meta property="{}" content="{}">'.format(tag, _tags[tid][tag])
# Page links
elif tag == 'link':
r = ''
for value in _tags[tid][tag]:
args_str = ' '.join(['{}="{}"'.format(k, v) for k, v in value.items()])
r += '<{} {}>\n'.format(tag, args_str)
# Other
else:
r = '<meta name="{}" content="{}">'.format(tag, _tags[tid][tag])
return r
def get(tag: str) -> str:
"""Get value of the tag
"""
if not _tags:
raise RuntimeError('reset() should be called before')
return _tags[_threading.get_id()].get(tag, '')
def get_current_user() -> _model.AbstractUser:
"""Get current user
"""
user = _current_user.get(threading.get_id()) or _current_user.get(
threading.get_parent_id())
if not user:
user = switch_user_to_anonymous()
return user
def langs(include_current: bool = True) -> _List[str]:
"""Get all defined languages
"""
r = _languages.copy()
if not include_current:
r.remove(_current[_threading.get_id()])
return r
def reset(title: str = None):
"""Reset tags
"""
tid = _threading.get_id()
_tags[tid] = {}
t_set('charset', 'UTF-8')
t_set('title', title or _lang.t('pytsite.metatag@untitled_document'))
t_set('viewport', 'width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0')
t_set('pytsite-version', str(_package_info.version('pytsite')))
def switch_user(user: _model.AbstractUser):
"""Switch current user
"""
tid = threading.get_id()
p_tid = threading.get_parent_id()
_previous_user[tid] = _current_user.get(tid) or _current_user.get(
p_tid) or get_anonymous_user()
_current_user[tid] = user
return user
def dump_all() -> str:
"""Dump all tags
"""
if not _tags:
raise RuntimeError('reset() should be called before')
_events.fire('pytsite.metatag@dump_all')
r = str()
for tag in _tags[_threading.get_id()]:
r += dump(tag) + '\n'
return r
def t_set(tag: str, value: str = None, **kwargs):
"""Set tag's value
"""
if not _tags:
raise RuntimeError('reset() should be called before')
tid = _threading.get_id()
if tag not in _tags[tid]:
_tags[tid][tag] = [] if tag == 'link' else ''
if tag == 'link':
_tags[tid][tag].append(kwargs)
else:
_tags[tid][tag] = _util.escape_html(value)
def rm(tag: str, **kwargs):
"""Remove a tag
"""
tid = _threading.get_id()
if tid not in _tags or tag not in _tags[tid]:
return
if tag == 'link':
if not _tags[tid][tag]:
return
values_to_rm = []
for v in _tags[tid][tag]:
if set(kwargs.items()).issubset(set(v.items())):
values_to_rm.append(v)
for v in values_to_rm:
_tags[tid][tag].remove(v)
else:
del _tags[tid][tag]
def reset():
"""Reset
"""
_inline_js[threading.get_id()] = []
def get_all() -> dict:
"""Get all links
"""
return _deepcopy(_links[_threading.get_id()])
def get(lang: str) -> str:
"""Get a link
"""
return _links[_threading.get_id()].get(lang)
def put(lang: str, href: str):
"""Add a link
"""
_links[_threading.get_id()][lang] = href