author | Sylvain Thénault <sylvain.thenault@logilab.fr> |
Wed, 24 Feb 2010 10:32:22 +0100 | |
branch | stable |
changeset 4675 | 9233a8350420 |
parent 4590 | 2172c8c29fe6 |
child 4719 | aaed3f813ef8 |
permissions | -rw-r--r-- |
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"""core CubicWeb schema, but not necessary at bootstrap time |
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:organization: Logilab |
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update copyright: welcome 2010
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:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2. |
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses |
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""" |
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__docformat__ = "restructuredtext en" |
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_ = unicode |
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from yams.buildobjs import (EntityType, RelationType, SubjectRelation, |
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String, Boolean, Datetime, Password) |
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from cubicweb.schema import (RQLConstraint, WorkflowableEntityType, |
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ERQLExpression, RRQLExpression) |
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from cubicweb.schemas import META_ETYPE_PERMS, META_RTYPE_PERMS |
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class CWUser(WorkflowableEntityType): |
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"""define a CubicWeb user""" |
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__permissions__ = { |
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'read': ('managers', 'users', ERQLExpression('X identity U')), |
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'add': ('managers',), |
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'delete': ('managers',), |
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'update': ('managers', ERQLExpression('X identity U, NOT U in_group G, G name "guests"'),), |
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} |
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login = String(required=True, unique=True, maxsize=64, |
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description=_('unique identifier used to connect to the application')) |
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upassword = Password(required=True) # password is a reserved word for mysql |
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firstname = String(maxsize=64) |
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surname = String(maxsize=64) |
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last_login_time = Datetime(description=_('last connection date')) |
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# allowing an email to be the primary email of multiple entities is necessary for |
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# test at least :-/ |
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primary_email = SubjectRelation('EmailAddress', cardinality='??', |
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description=_('email address to use for notification')) |
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use_email = SubjectRelation('EmailAddress', cardinality='*?', composite='subject') |
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in_group = SubjectRelation('CWGroup', cardinality='+*', |
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constraints=[RQLConstraint('NOT O name "owners"')], |
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description=_('groups grant permissions to the user')) |
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class EmailAddress(EntityType): |
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"""an electronic mail address associated to a short alias""" |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests',), # XXX if P use_email X, U has_read_permission P |
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'add': ('managers', 'users',), |
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'delete': ('managers', 'owners', ERQLExpression('P use_email X, U has_update_permission P')), |
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'update': ('managers', 'owners', ERQLExpression('P use_email X, U has_update_permission P')), |
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} |
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alias = String(fulltextindexed=True, maxsize=56) |
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address = String(required=True, fulltextindexed=True, |
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indexed=True, unique=True, maxsize=128) |
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prefered_form = SubjectRelation('EmailAddress', cardinality='?*', |
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description=_('when multiple addresses are equivalent \ |
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(such as python-projects@logilab.org and python-projects@lists.logilab.org), set this \ |
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to indicate which is the preferred form.')) |
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class use_email(RelationType): |
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""" """ |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests',), |
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'add': ('managers', RRQLExpression('U has_update_permission S'),), |
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'delete': ('managers', RRQLExpression('U has_update_permission S'),), |
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} |
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fulltext_container = 'subject' |
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class primary_email(RelationType): |
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"""the prefered email""" |
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__permissions__ = use_email.__permissions__ |
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class prefered_form(RelationType): |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests',), |
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# XXX should have update __permissions__ on both subject and object, |
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# though by doing this we will probably have no way to add |
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# this relation in the web ui. The easiest way to acheive this |
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# is probably to be able to have "U has_update_permission O" as |
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# RQLConstraint of the relation definition, though this is not yet |
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# possible |
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'add': ('managers', RRQLExpression('U has_update_permission S'),), |
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'delete': ('managers', RRQLExpression('U has_update_permission S'),), |
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} |
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class in_group(RelationType): |
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"""core relation indicating a user's groups""" |
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__permissions__ = META_RTYPE_PERMS |
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class owned_by(RelationType): |
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"""core relation indicating owners of an entity. This relation |
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implicitly put the owner into the owners group for the entity |
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""" |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests'), |
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'add': ('managers', RRQLExpression('S owned_by U'),), |
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'delete': ('managers', RRQLExpression('S owned_by U'),), |
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} |
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# 0..n cardinality for entities created by internal session (no attached user) |
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# and to support later deletion of a user which has created some entities |
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cardinality = '**' |
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subject = '*' |
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object = 'CWUser' |
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class created_by(RelationType): |
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"""core relation indicating the original creator of an entity""" |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests'), |
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'add': ('managers',), |
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'delete': ('managers',), |
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} |
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# 0..1 cardinality for entities created by internal session (no attached user) |
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# and to support later deletion of a user which has created some entities |
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cardinality = '?*' |
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subject = '*' |
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object = 'CWUser' |
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class creation_date(RelationType): |
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"""creation time of an entity""" |
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cardinality = '11' |
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subject = '*' |
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object = 'Datetime' |
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class modification_date(RelationType): |
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"""latest modification time of an entity""" |
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cardinality = '11' |
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subject = '*' |
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object = 'Datetime' |
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class cwuri(RelationType): |
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"""internal entity uri""" |
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cardinality = '11' |
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subject = '*' |
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object = 'String' |
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# XXX find a better relation name |
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class for_user(RelationType): |
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"""link a property to the user which want this property customization. Unless |
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you're a site manager, this relation will be handled automatically. |
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""" |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests'), |
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'add': ('managers',), |
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'delete': ('managers',), |
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} |
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inlined = True |
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subject = 'CWProperty' |
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object = 'CWUser' |
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composite = 'object' |
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cardinality = '?*' |
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class CWPermission(EntityType): |
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"""entity type that may be used to construct some advanced security configuration |
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""" |
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__permissions__ = META_ETYPE_PERMS |
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name = String(required=True, indexed=True, internationalizable=True, maxsize=100, |
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description=_('name or identifier of the permission')) |
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label = String(required=True, internationalizable=True, maxsize=100, |
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description=_('distinct label to distinguate between other permission entity of the same name')) |
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require_group = SubjectRelation('CWGroup', |
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description=_('groups to which the permission is granted')) |
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# explicitly add X require_permission CWPermission for each entity that should have |
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# configurable security |
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class require_permission(RelationType): |
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"""link a permission to the entity. This permission should be used in the |
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security definition of the entity's type to be useful. |
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""" |
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__permissions__ = META_RTYPE_PERMS |
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class require_group(RelationType): |
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"""used to grant a permission to a group""" |
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__permissions__ = META_RTYPE_PERMS |
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class ExternalUri(EntityType): |
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"""a URI representing an object in external data store""" |
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uri = String(required=True, unique=True, maxsize=256, |
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description=_('the URI of the object')) |
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class same_as(RelationType): |
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"""generic relation to specify that an external entity represent the same |
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object as a local one: |
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http://www.w3.org/TR/owl-ref/#sameAs-def |
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""" |
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#NOTE: You'll have to explicitly declare which entity types can have a |
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#same_as relation |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests',), |
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'add': ('managers', 'users'), |
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'delete': ('managers', 'owners'), |
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} |
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cardinality = '*1' |
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symmetric = True |
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# NOTE: the 'object = ExternalUri' declaration will still be mandatory |
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# in the cube's schema. |
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object = 'ExternalUri' |
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class CWCache(EntityType): |
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"""a simple cache entity characterized by a name and |
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a validity date. |
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|
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The target application is responsible for updating timestamp |
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when necessary to invalidate the cache (typically in hooks). |
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209 |
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Also, checkout the AppObject.get_cache() method. |
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""" |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests'), |
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'add': ('managers',), |
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'update': ('managers', 'users',), # XXX |
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'delete': ('managers',), |
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} |
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name = String(required=True, unique=True, indexed=True, maxsize=128, |
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description=_('name of the cache')) |
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timestamp = Datetime(default='NOW') |
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|
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|
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# "abtract" relation types, not used in cubicweb itself |
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|
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class identical_to(RelationType): |
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"""identical to""" |
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symmetric = True |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests',), |
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# XXX should have update __permissions__ on both subject and object, |
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# though by doing this we will probably have no way to add |
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# this relation in the web ui. The easiest way to acheive this |
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# is probably to be able to have "U has_update_permission O" as |
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# RQLConstraint of the relation definition, though this is not yet |
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# possible |
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'add': ('managers', RRQLExpression('U has_update_permission S'),), |
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'delete': ('managers', RRQLExpression('U has_update_permission S'),), |
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} |
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|
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class see_also(RelationType): |
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"""generic relation to link one entity to another""" |
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symmetric = True |
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__permissions__ = { |
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'read': ('managers', 'users', 'guests',), |
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'add': ('managers', RRQLExpression('U has_update_permission S'),), |
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'delete': ('managers', RRQLExpression('U has_update_permission S'),), |
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} |