Python ObjectManager.ObjectManager类代码示例

def update_portal_for_z210(portal):
    """The way that the component registry and other things changed when going
    from Zope 2.9 to 2.10.  This function will migrate all aspects that it
    can migrate.
    """

    portal = aq_base(portal)
    if 'utilities' in portal.objectIds():
        for id, u in portal.utilities.objectItems():
            pieces = id.split('-')
            ifacename = pieces[0]
            name = u''
            if len(pieces) > 1:
                name = pieces[1]
            iface = None
            for checkiface in interface.providedBy(u).flattened():
                if checkiface.getName() == ifacename:
                    iface = checkiface
                    break
            if iface is not None:
                update_utility(portal, id, u, iface, name)

        if len(portal.utilities.objectIds()) == 0:
            # using ObjectManager since it doesn't do as intensive
            # security checks as PloneSite.manage_delObjects
            ObjectManager.manage_delObjects(portal, ['utilities'])

    def importDesignFromZip(self, zip_file, replace=False):
        """Import the design from a zip file
        """
        logger.info("Start design import")
        self.setStatus(_("Importing design"))
        self.getIndex().no_refresh = True
        txn = transaction.get()
        count = 0
        total = 0
        if replace:
            logger.info("Replace mode: removing current design")
            designelements = (
                [o.id for o in self.getForms()] +
                [o.id for o in self.getViews()] +
                [o.id for o in self.getAgents()])
            ObjectManager.manage_delObjects(self, designelements)
            ObjectManager.manage_delObjects(
                self.resources,
                list(self.resources.objectIds()))
            logger.info("Current design removed")
        total_elements = None
        file_names = zip_file.namelist()
        for file_name in file_names:
            json_string = zip_file.open(file_name).read()
            if not json_string:
                # E.g. if the zipfile contains entries for directories
                continue
            design = json.loads(json_string, object_pairs_hook=OrderedDict)["design"]
            elements = design.items()
            if not total_elements:
                total_elements = len(elements)
            for (name, element) in elements:
                if name == 'dbsettings':
                    logger.info("Import db settings")
                    self.importDbSettingsFromJSON(element)
                elif name == 'resources':
                    for (res_id, res) in design['resources'].items():
                        logger.info("Import resource" + res_id)
                        self.importResourceFromJSON(
                            self.resources, res_id, res)
                else:
                    logger.info("Import " + name)
                    self.importElementFromJSON(self, name, element)
                count = count + 1
                total = total + 1
                if count == 10:
                    self.setStatus(_("Importing design (%d%%)") % int(
                        100 * total / total_elements))
                    logger.info(
                        "(%d elements committed, still running...)" % total)
                    txn.savepoint(optimistic=True)
                    count = 0

        logger.info("(%d elements imported)" % total)
        self.setStatus(_("Ready"))
        txn.commit()
        self.getIndex().no_refresh = False

 def __init__(self, *args, **kwargs):
     ObjectManager.__init__(self, *args)
     self.user = None
     self.job_name = None
     self.job_type = None
     self.job_description = None
     self.status = states.PENDING
     self.date_schedule = None
     self.date_started = None
     self.date_done = None
     self.result = None
     self.update(kwargs)

    def deleteDocuments(self, ids=None, massive=True):
        """ Batch delete documents from database.
        If ``massive`` is True, the ``onDelete`` formula and index
        updating are not performed (use ``refreshDB`` to update).
        """
        if ids is None:
            ids = [doc.id for doc in self.getAllDocuments()]

        if massive:
            ObjectManager.manage_delObjects(self.documents, ids)
        else:
            for id in ids:
                self.deleteDocument(self.getDocument(id))

 def _processExtFile(self, mid, ctype):
     """ Apply media converters to self subobject with given id (mid) which
     is stored outside Data.fs, with original content-type ctype.
     """
     from OFS.ObjectManager import ObjectManager
     media = ObjectManager._getOb(self, mid)
     launch_job(media2flv, self.aq_parent, ofs_path(media))

    def addIndex(self, name, type,extra=None):
        # Convert the type by finding an appropriate product which supports
        # this interface by that name.  Bleah

        products = ObjectManager.all_meta_types(self, interfaces=(
            PluggableIndexInterface,))

        p = None

        for prod in products:
            if prod['name'] == type:
                p = prod
                break

        if p is None:
            raise ValueError, "Index of type %s not found" % type

        base = p['instance']

        if base is None:
            raise ValueError, "Index type %s does not support addIndex" % type

        # This code is somewhat lame but every index type has its own
        # function signature *sigh* and there is no common way to pass
        # additional parameters to the constructor. The suggested way
        # for new index types is to use an "extra" record.

        if 'extra' in base.__init__.func_code.co_varnames:
            index = base(name, extra=extra, caller=aq_base(self))
        else:
            index = base(name, aq_base(self))

        self._catalog.addIndex(name,index)

 def _delObject(self, id, dp=1, suppress_events=False):
     """When deleted clear __primary_parent__."""
     obj = self._getOb(id, None)
     if obj is None:
         # Added this check because we are seeing stack traces in the UI. 
         # We aren't 100% sure what is causing the object to disappear from 
         # the ObjectManager. It could be that a different user had already 
         # deleted it or that a single user had two brower tabs open. Ian saw 
         # a case were the references on an object were wrong (getPrimaryId
         # pointed to the wrong location) but I'm not sure that is what is 
         # causing this problem. -EAD
         log.warning(
         "Tried to delete object id '%s' but didn't find it on %s", 
         id, self.getPrimaryId())
         return
     ObjectManager._delObject(self, id, dp, suppress_events)
     obj.__primary_parent__ = None

    def deleteDocuments(self, ids=None, massive=True):
        """ Batch delete documents from database.
        If ``massive`` is True, the ``onDelete`` formula and index
        updating are not performed (use ``refreshDB`` to update).
        """
        if ids is None:
            ids = [doc.id for doc in self.getAllDocuments()]

        if massive:
            ObjectManager.manage_delObjects(self.documents, ids)
        else:
            for id in ids:
                try:
                    self.deleteDocument(self.getDocument(id))
                except Exception, e:
                    # TODO: if insufficient access rights or absolutely anything else. Fix the bare except.
                    warnings.warn("Error during deletion: %s" % e)

from AccessControl import ClassSecurityInfo
from Acquisition import aq_base
from Globals import InitializeClass
from OFS.ObjectManager import ObjectManager
from ZODB.POSException import ConflictError

logger = logging.getLogger('CMFCore.Skinnable')


# superGetAttr is assigned to whatever ObjectManager.__getattr__
# used to do.
try:
    superGetAttr = ObjectManager.__getattr__
except AttributeError:
    try:
        superGetAttr = ObjectManager.inheritedAttribute('__getattr__')
    except AttributeError:
        superGetAttr = None

_MARKER = object()  # Create a new marker object.


SKINDATA = {} # mapping thread-id -> (skinobj, skinname, ignore, resolve)

class SkinDataCleanup:
    """Cleanup at the end of the request."""
    def __init__(self, tid):
        self.tid = tid
    def __del__(self):
        tid = self.tid
        # Be extra careful in __del__

 def manage_beforeDelete(self, item, container):
     ObjectManager.manage_beforeDelete(self, item, container)
     Reference.manage_beforeDelete(self, item, container)

 def manage_afterAdd(self, item, container):
     Reference.manage_afterAdd(self, item, container)
     ObjectManager.manage_afterAdd(self, item, container)

    def importDesignFromJSON(self, jsonstring=None, REQUEST=None,
            from_folder=None, replace=False):
        """
        """
        logger.info("Start design import")
        self.setStatus(_("Importing design"))
        self.getIndex().no_refresh = True
        txn = transaction.get()
        json_strings = []
        count = 0
        total = 0
        if from_folder:
            if not os.path.isdir(from_folder):
                raise PlominoDesignException('%s does not exist' % from_folder)
            json_files = (glob.glob(os.path.join(from_folder, '*.json')) +
                glob.glob(os.path.join(from_folder, 'resources/*.json')))
            total_elements = len(json_files)
            for p in json_files:
                fileobj = codecs.open(p, 'r', 'utf-8')
                json_strings.append(fileobj.read())
        else:
            if REQUEST:
                filename = REQUEST.get('filename')
                f = REQUEST.get(filename)
                cte = f.headers.get('content-transfer-encoding')
                if cte == 'base64':
                    filecontent = base64.decodestring(f.read())
                else:
                    filecontent = f.read()
                json_strings.append(asUnicode(filecontent))
            else:
                json_strings.append(asUnicode(jsonstring))
            total_elements = None

        if replace:
            logger.info("Replace mode: removing current design")
            designelements = [o.id for o in
                    self.getForms() +
                    self.getViews() +
                    self.getAgents()]
            ObjectManager.manage_delObjects(self, designelements)
            ObjectManager.manage_delObjects(
                self.resources,
                # Un-lazify BTree
                list(self.resources.objectIds()))
            logger.info("Current design removed")

        for jsonstring in json_strings:
            design = json.loads(jsonstring.encode('utf-8'), object_pairs_hook=OrderedDict)["design"]
            elements = design.items()

            if not total_elements:
                total_elements = len(elements)

            for (name, element) in design.items():
                if name == 'dbsettings':
                    logger.info("Import db settings")
                    self.importDbSettingsFromJSON(element)
                elif name == 'resources':
                    for (res_id, res) in design['resources'].items():
                        logger.info("Import resource" + res_id)
                        self.importResourceFromJSON(
                            self.resources, res_id, res)
                else:
                    logger.info("Import " + name)
                    self.importElementFromJSON(self, name, element)
                count = count + 1
                total = total + 1
                if count == 10:
                    self.setStatus(
                        _("Importing design (%d%%)") % int(
                            100 * total / total_elements))
                    logger.info(
                        "(%d elements committed, still running...)" % total)
                    txn.savepoint(optimistic=True)
                    count = 0

        logger.info("(%d elements imported)" % total)
        self.setStatus(_("Ready"))
        txn.commit()
        self.getIndex().no_refresh = False

 def manage_afterAdd(self,item,container):
     ObjectManager.manage_afterAdd(self,item,container)
     BasicUserFolder.manage_afterAdd(self,item,container)

 def manage_beforeDelete(self,item,container):
     BasicUserFolder.manage_beforeDelete(self,item,container)    
     ObjectManager.manage_beforeDelete(self,item,container)

 def _setObject(self, id, obj, roles=None, user=None, set_owner=1):
     """Track __primary_parent__ when we are set into an object"""
     obj.__primary_parent__ = aq_base(self)
     return ObjectManager._setObject(self, id, obj, roles, user, set_owner)