def __init__(self):
return MultipleReplacer.__init__(self, {
r'<head.*?>': self._injector_for_location('head'),
r'</head.*?>': self._injector_for_location('headbottom', False),
r'<body.*?>': self._injector_for_location('bodytop'),
r'</body.*?>': self._injector_for_location('bodybottom', False)
}, re.I|re.M)
def __call__(self, html, resources=None, encoding=None, render_filter=None, environ=None):
"""Injects resources, if any, into html string when called.
.. note::
Ignore the ``self`` parameter if seeing this as
:func:`tw.core.resource_injector.inject_resources` docstring
since it is an alias for an instance method of a private class.
``html`` must be a ``encoding`` encoded string. If ``encoding`` is not
given it will be tried to be derived from a <meta>.
Resources for current request can be obtained by calling
``tw.framework.pop_resources()``. This will remove resources
from request and a further call to ``pop_resources()`` will return an
empty dict.
"""
if resources is None:
# it crucial to us tw.framework here, and
# not import framework from tw, as it used
# to be, because otherwise we end up fetching
# the wrong framework - always the default (which
# defies the use of the StackedObjectProxy)
resources = tw.framework.pop_resources()
if resources:
# Only inject if there are resources registered for injection
encoding = encoding or find_charset(html) or 'ascii'
html = MultipleReplacer.__call__(self, html, resources, encoding, render_filter=render_filter, environ=None)
return html
def __call__(self, html, resources=None, encoding=None):
"""Injects resources, if any, into html string when called.
.. note::
Ignore the ``self`` parameter if seeing this as
:func:`tw.core.resource_injector.inject_resources` docstring
since it is an alias for an instance method of a private class.
``html`` must be a ``encoding`` encoded string. If ``encoding`` is not
given it will be tried to be derived from a <meta>.
Resources for current request can be obtained by calling
``tw.framework.pop_resources()``. This will remove resources
from request and a further call to ``pop_resources()`` will return an
empty dict.
"""
if resources is None:
resources = framework.pop_resources()
if resources:
# Only inject if there are resources registered for injection
encoding = encoding or find_charset(html) or 'ascii'
html = MultipleReplacer.__call__(self, html, resources, encoding)
return html
def __call__(self, html, resources=None, encoding=None):
"""Injects resources, if any, into html string when called.
.. note::
Ignore the ``self`` parameter if seeing this as
:func:`tw.core.resource_injector.inject_resources` docstring
since it is an alias for an instance method of a private class.
``html`` must be a ``encoding`` encoded string. If ``encoding`` is not
given it will be tried to be derived from a <meta>.
Resources for current request can be obtained by calling
``tw.framework.pop_resources()``. This will remove resources
from request and a further call to ``pop_resources()`` will return an
empty dict.
"""
if resources is None:
resources = framework.pop_resources()
if resources:
# Only inject if there are resources registered for injection
encoding = encoding or find_charset(html) or 'ascii'
html = MultipleReplacer.__call__(self, html, resources, encoding)
return html
