import os
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from zope.deprecation import deprecated
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from zope.interface import implements
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from pyramid.interfaces import ISettings
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from pyramid.threadlocal import get_current_registry
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class Settings(dict):
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""" Deployment settings. Update application settings (usually
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from PasteDeploy keywords) with framework-specific key/value pairs
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(e.g. find ``PYRAMID_DEBUG_AUTHORIZATION`` in os.environ and jam into
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keyword args)."""
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implements(ISettings)
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# _environ_ is dep inj for testing
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def __init__(self, d=None, _environ_=os.environ, **kw):
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if d is None:
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d = {}
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dict.__init__(self, d, **kw)
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eget = _environ_.get
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config_debug_all = self.get('debug_all', '')
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eff_debug_all = asbool(eget('PYRAMID_DEBUG_ALL', config_debug_all))
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config_reload_all = self.get('reload_all', '')
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eff_reload_all = asbool(eget('PYRAMID_RELOAD_ALL',config_reload_all))
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config_debug_auth = self.get('debug_authorization', '')
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eff_debug_auth = asbool(eget('PYRAMID_DEBUG_AUTHORIZATION',
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config_debug_auth))
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config_debug_notfound = self.get('debug_notfound', '')
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eff_debug_notfound = asbool(eget('PYRAMID_DEBUG_NOTFOUND',
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config_debug_notfound))
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config_debug_routematch = self.get('debug_routematch', '')
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eff_debug_routematch = asbool(eget('PYRAMID_DEBUG_ROUTEMATCH',
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config_debug_routematch))
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config_debug_templates = self.get('debug_templates', '')
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eff_debug_templates = asbool(eget('PYRAMID_DEBUG_TEMPLATES',
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config_debug_templates))
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config_reload_templates = self.get('reload_templates', '')
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eff_reload_templates = asbool(eget('PYRAMID_RELOAD_TEMPLATES',
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config_reload_templates))
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config_reload_assets = self.get('reload_assets', '')
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config_reload_resources = self.get('reload_resources', '')
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reload_assets = asbool(eget('PYRAMID_RELOAD_ASSETS',
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config_reload_assets))
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reload_resources = asbool(eget('PYRAMID_RELOAD_RESOURCES',
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config_reload_resources))
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# reload_resources is an older alias for reload_assets
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eff_reload_assets = reload_assets or reload_resources
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locale_name = self.get('default_locale_name', 'en')
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eff_locale_name = eget('PYRAMID_DEFAULT_LOCALE_NAME', locale_name)
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update = {
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'debug_authorization': eff_debug_all or eff_debug_auth,
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'debug_notfound': eff_debug_all or eff_debug_notfound,
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'debug_routematch': eff_debug_all or eff_debug_routematch,
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'debug_templates': eff_debug_all or eff_debug_templates,
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'reload_templates': eff_reload_all or eff_reload_templates,
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'reload_resources':eff_reload_all or eff_reload_assets,
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'reload_assets':eff_reload_all or eff_reload_assets,
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'default_locale_name':eff_locale_name,
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}
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self.update(update)
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def __getattr__(self, name):
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# backwards compatibility
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try:
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return self[name]
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except KeyError:
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raise AttributeError(name)
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def get_settings():
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"""
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Return a :term:`deployment settings` object for the current application.
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The object is a dictionary-like object that contains key/value pairs
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based on the dictionary passed as the ``settings`` argument to the
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:class:`pyramid.config.Configurator` constructor or the
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:func:`pyramid.router.make_app` API.
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.. warning:: This method is deprecated as of Pyramid 1.0. Use
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``pyramid.threadlocal.get_current_registry().settings`` instead or use
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the ``settings`` attribute of the registry available from the request
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(``request.registry.settings``).
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"""
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reg = get_current_registry()
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return reg.settings
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deprecated(
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'get_settings',
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'(pyramid.settings.get_settings is deprecated as of Pyramid 1.0. Use'
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'``pyramid.threadlocal.get_current_registry().settings`` instead or use '
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'the ``settings`` attribute of the registry available from the request '
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'(``request.registry.settings``)).')
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def asbool(s):
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""" Return the boolean value ``True`` if the case-lowered value of string
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input ``s`` is any of ``t``, ``true``, ``y``, ``on``, or ``1``, otherwise
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return the boolean value ``False``. If ``s`` is the value ``None``,
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return ``False``. If ``s`` is already one of the boolean values ``True``
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or ``False``, return it."""
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if s is None:
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return False
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if s in (True, False):
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return s
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s = str(s).strip()
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return s.lower() in ('t', 'true', 'y', 'yes', 'on', '1')
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