equal
deleted
inserted
replaced
449 |
449 |
450 def support_and(self): |
450 def support_and(self): |
451 return False |
451 return False |
452 |
452 |
453 |
453 |
454 def encode(obj, encoding): |
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455 if isinstance(obj, unicode): |
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456 return obj.encode(encoding) |
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457 return unicode(obj).encode(encoding) |
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458 |
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459 class RelationFacet(VocabularyFacet): |
454 class RelationFacet(VocabularyFacet): |
460 """Base facet to filter some entities according to other entities to which |
455 """Base facet to filter some entities according to other entities to which |
461 they are related. Create concret facet by inheriting from this class an then |
456 they are related. Create concret facet by inheriting from this class an then |
462 configuring it by setting class attribute described below. |
457 configuring it by setting class attribute described below. |
463 |
458 |
608 self.role, select_target_entity=True) |
603 self.role, select_target_entity=True) |
609 else: |
604 else: |
610 insert_attr_select_relation( |
605 insert_attr_select_relation( |
611 rqlst, self.filtered_variable, self.rtype, self.role, self.target_attr, |
606 rqlst, self.filtered_variable, self.rtype, self.role, self.target_attr, |
612 select_target_entity=False) |
607 select_target_entity=False) |
613 encoding = self._cw.encoding |
608 values = [unicode(x) for x, in self.rqlexec(rqlst.as_string())] |
614 values = [encode(x, encoding) for x, in self.rqlexec(rqlst.as_string())] |
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615 except: |
609 except: |
616 self.exception('while computing values for %s', self) |
610 self.exception('while computing values for %s', self) |
617 return [] |
611 return [] |
618 finally: |
612 finally: |
619 rqlst.recover() |
613 rqlst.recover() |
1020 __regid__ = 'hasimage' |
1014 __regid__ = 'hasimage' |
1021 __select__ = HasRelationFacet.__select__ & is_instance('Book') |
1015 __select__ = HasRelationFacet.__select__ & is_instance('Book') |
1022 rtype = 'has_image' |
1016 rtype = 'has_image' |
1023 role = 'subject' |
1017 role = 'subject' |
1024 """ |
1018 """ |
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1019 __select__ = partial_relation_possible() & match_context_prop() |
1025 rtype = None # override me in subclass |
1020 rtype = None # override me in subclass |
1026 role = 'subject' # role of filtered entity in the relation |
1021 role = 'subject' # role of filtered entity in the relation |
1027 |
1022 |
1028 title = property(rtype_facet_title) |
1023 title = property(rtype_facet_title) |
1029 |
1024 |