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# -*- coding: utf-8 -*- |
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from bika.lims import api |
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from senaite.core.api import label as label_api |
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from senaite.core.registry import get_registry_record |
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labels_initialized = False |
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def update_label_types(object, event): |
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"""Update label enabled types |
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NOTE: The settings are thread local! |
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This means that in multi client environments the settings are not reflected |
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in the other instances. |
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A restart of these instances is required, so that the `init_labels` handler |
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below marks the classes appropriately. |
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""" |
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# get the types that support labels directly |
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enabled_types = object.label_enabled_portal_types |
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plone_utils = api.get_tool("plone_utils") |
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friendly_types = plone_utils.getUserFriendlyTypes() |
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for portal_type in friendly_types: |
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if portal_type not in enabled_types: |
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label_api.disable_labels_for_type(portal_type) |
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else: |
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label_api.enable_labels_for_type(portal_type) |
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def init_labels(site, event): |
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"""Initialize labels for enabled portal types after startup |
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This is a multi-subscriber to `zope.component.interfaces.ISite` and |
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`zope.traversing.interfaces.BeforeTraverseEvent`. |
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This is required because the Zope Component Architecture (Site Manager) is |
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set for each request and is required here to lookup the registry settings. |
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Also see `zope.site.site.threadSiteSubscriber`. |
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We use a global variable to ensure it is only run once per instance. |
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""" |
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global labels_initialized |
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if labels_initialized: |
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return |
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enabled_types = get_registry_record("label_enabled_portal_types") |
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if not enabled_types: |
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labels_initialized = True |
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return |
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for portal_type in enabled_types: |
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label_api.enable_labels_for_type(portal_type) |
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labels_initialized = True |
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senaite /
senaite.core
