[1598] | 1 | from zope.interface import classProvides, implements |
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[1604] | 2 | from zope.component import queryUtility |
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[1598] | 3 | from collective.transmogrifier.interfaces import ISectionBlueprint |
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| 4 | from collective.transmogrifier.interfaces import ISection |
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| 5 | from collective.transmogrifier.utils import defaultMatcher |
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| 6 | |
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| 7 | from Acquisition import aq_base |
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| 8 | from Products.CMFCore.utils import getToolByName |
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| 9 | |
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[1604] | 10 | from quintagroup.transmogrifier.interfaces import IFTIConstructor4MetaType |
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| 11 | |
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[1598] | 12 | class ConstructorSection(object): |
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| 13 | classProvides(ISectionBlueprint) |
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| 14 | implements(ISection) |
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| 15 | |
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| 16 | def __init__(self, transmogrifier, name, options, previous): |
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| 17 | self.previous = previous |
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| 18 | self.context = transmogrifier.context |
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| 19 | self.ttool = getToolByName(self.context, 'portal_types') |
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| 20 | |
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| 21 | self.typekey = defaultMatcher(options, 'type-key', name, 'type', |
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| 22 | ('portal_type', 'Type')) |
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| 23 | self.pathkey = defaultMatcher(options, 'path-key', name, 'path') |
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[1604] | 24 | self.meta_types = filter(None, [i.strip() for i in |
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| 25 | options.get('meta-types', '').splitlines()]) |
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[1598] | 26 | |
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| 27 | def __iter__(self): |
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| 28 | for item in self.previous: |
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| 29 | keys = item.keys() |
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| 30 | typekey = self.typekey(*keys)[0] |
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| 31 | pathkey = self.pathkey(*keys)[0] |
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| 32 | |
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| 33 | if not (typekey and pathkey): # not enough info |
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| 34 | yield item; continue |
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| 35 | |
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| 36 | type_, path = item[typekey], item[pathkey] |
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| 37 | |
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| 38 | fti = self.ttool.getTypeInfo(type_) |
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| 39 | if fti is None: # not an existing type |
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[1604] | 40 | # Look for an IFTIConstructor4MetaType adapter |
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| 41 | mt = type_.startswith("meta_type:") and type_[10:] or None |
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| 42 | if mt in self.meta_types: |
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| 43 | fti = queryUtility(IFTIConstructor4MetaType, name=mt) |
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| 44 | if fti is None: |
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| 45 | yield item; continue |
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| 46 | |
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[1598] | 47 | elems = path.strip('/').rsplit('/', 1) |
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| 48 | container, id = (len(elems) == 1 and ('', elems[0]) or elems) |
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| 49 | context = self.context.unrestrictedTraverse(container, None) |
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| 50 | if context is None: # container doesn't exist |
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| 51 | yield item; continue |
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[1604] | 52 | |
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[1598] | 53 | if getattr(aq_base(context), id, None) is not None: # item exists |
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| 54 | yield item; continue |
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[1604] | 55 | |
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[1598] | 56 | obj = fti._constructInstance(context, id) |
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| 57 | obj = fti._finishConstruction(obj) |
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| 58 | if obj.getId() != id: |
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| 59 | item[pathkey] = '%s/%s' % (container, obj.getId()) |
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[1604] | 60 | |
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[1598] | 61 | yield item |
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