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""" |
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Module containing mapping functions used by Atramhasis. |
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""" |
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from skosprovider_sqlalchemy.models import Collection |
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from skosprovider_sqlalchemy.models import Concept |
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from skosprovider_sqlalchemy.models import Label |
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from skosprovider_sqlalchemy.models import Match |
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from skosprovider_sqlalchemy.models import Note |
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from skosprovider_sqlalchemy.models import Source |
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from sqlalchemy.orm.exc import NoResultFound |
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def is_html(value): |
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""" |
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Check if a value has html inside. Only tags checked <strong> <em> <a>. |
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:param value: a string |
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:return: a boolean (True, HTML present | False, no HTML present) |
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""" |
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tag_list = ['<strong>', '<em>', '<a>', '</strong>', '</em>', '</a>', '<a'] |
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return any(tag in value for tag in tag_list) |
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def map_concept(concept, concept_json, skos_manager): |
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""" |
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Map a concept from json to the database. |
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:param skosprovider_sqlalchemy.models.Thing concept: A concept or |
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collection as known to the database. |
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:param dict concept_json: A dict representing the json sent to our REST |
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service. |
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:param skos_manager: A skos_manager to acces db operations |
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:returns: The :class:`skosprovider_sqlalchemy.models.Thing` enhanced |
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with the information from the json object. |
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""" |
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concept_json_type = concept_json.get('type', None) |
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if concept.type != concept_json_type: |
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if concept_json_type == 'concept': |
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members = concept.members |
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concept = skos_manager.change_type( |
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concept, |
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concept.concept_id, |
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concept.conceptscheme_id, |
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concept_json_type, |
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concept.uri |
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) |
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for member in members: |
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if member.type == 'concept': |
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concept.narrower_concepts.add(member) |
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elif member.type == 'collection': |
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concept.narrower_collections.add(member) |
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elif concept_json_type == 'collection': |
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narrower_concepts = concept.narrower_concepts |
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narrower_collections = concept.narrower_collections |
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concept = skos_manager.change_type( |
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concept, |
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concept.concept_id, |
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concept.conceptscheme_id, |
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concept_json_type, |
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concept.uri |
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) |
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for narrower_concept in narrower_concepts: |
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concept.members.add(narrower_concept) |
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for narrower_collection in narrower_collections: |
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concept.members.add(narrower_collection) |
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elif concept_json_type == 'collection': |
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concept.members.clear() |
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elif concept_json_type == 'concept': |
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concept.narrower_collections.clear() |
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concept.narrower_concepts.clear() |
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if concept.type in ('concept', 'collection'): |
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concept.labels[:] = [] |
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labels = concept_json.get('labels', []) |
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for l in labels: |
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label = Label(label=l.get('label', ''), labeltype_id=l.get('type', ''), language_id=l.get('language', '')) |
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concept.labels.append(label) |
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concept.notes[:] = [] |
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notes = concept_json.get('notes', []) |
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for n in notes: |
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note = Note(note=n.get('note', ''), notetype_id=n.get('type', ''), language_id=n.get('language', '')) |
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if is_html(note.note): |
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note.markup = 'HTML' |
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concept.notes.append(note) |
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concept.sources[:] = [] |
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sources = concept_json.get('sources', []) |
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for s in sources: |
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source = Source(citation=s.get('citation', '')) |
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if is_html(source.citation): |
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source.markup = 'HTML' |
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concept.sources.append(source) |
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concept.member_of.clear() |
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member_of = concept_json.get('member_of', []) |
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for memberof in member_of: |
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try: |
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memberof_collection = skos_manager.get_thing( |
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concept_id=memberof['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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memberof_collection = Collection(concept_id=memberof['id'], conceptscheme_id=concept.conceptscheme_id) |
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concept.member_of.add(memberof_collection) |
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if concept.type == 'concept': |
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concept.related_concepts.clear() |
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related = concept_json.get('related', []) |
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for related in related: |
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try: |
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related_concept = skos_manager.get_thing( |
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concept_id=related['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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related_concept = Concept(concept_id=related['id'], conceptscheme_id=concept.conceptscheme_id) |
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concept.related_concepts.add(related_concept) |
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concept.broader_concepts.clear() |
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broader = concept_json.get('broader', []) |
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for broader in broader: |
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try: |
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broader_concept = skos_manager.get_thing( |
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concept_id=broader['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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broader_concept = Concept(concept_id=broader['id'], conceptscheme_id=concept.conceptscheme_id) |
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concept.broader_concepts.add(broader_concept) |
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narrower = concept_json.get('narrower', []) |
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for narrower in narrower: |
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try: |
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narrower_concept = skos_manager.get_thing( |
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concept_id=narrower['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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narrower_concept = Concept(concept_id=narrower['id'], conceptscheme_id=concept.conceptscheme_id) |
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concept.narrower_concepts.add(narrower_concept) |
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matches = [] |
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matchdict = concept_json.get('matches', {}) |
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for type in matchdict: |
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db_type = type + "Match" |
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matchtype = skos_manager.get_match_type(db_type) |
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for uri in matchdict[type]: |
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concept_id = concept_json.get('id', -1) |
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try: |
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match = skos_manager.get_match(uri=uri, matchtype_id=matchtype.name, |
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concept_id=concept_id) |
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except NoResultFound: |
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match = Match() |
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match.matchtype = matchtype |
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match.uri = uri |
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matches.append(match) |
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concept.matches = matches |
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narrower_collections = concept_json.get('subordinate_arrays', []) |
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for narrower in narrower_collections: |
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try: |
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narrower_collection = skos_manager.get_thing( |
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concept_id=narrower['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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narrower_collection = Collection(concept_id=narrower['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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concept.narrower_collections.add(narrower_collection) |
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if concept.type == 'collection': |
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members = concept_json.get('members', []) |
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for member in members: |
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try: |
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member_concept = skos_manager.get_thing( |
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concept_id=member['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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member_concept = Concept(concept_id=member['id'], conceptscheme_id=concept.conceptscheme_id) |
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concept.members.add(member_concept) |
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concept.broader_concepts.clear() |
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broader_concepts = concept_json.get('superordinates', []) |
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for broader in broader_concepts: |
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try: |
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broader_concept = skos_manager.get_thing( |
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concept_id=broader['id'], |
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conceptscheme_id=concept.conceptscheme_id) |
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except NoResultFound: |
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broader_concept = Concept(concept_id=broader['id'], conceptscheme_id=concept.conceptscheme_id) |
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concept.broader_concepts.add(broader_concept) |
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if 'infer_concept_relations' in concept_json: |
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concept.infer_concept_relations = concept_json['infer_concept_relations'] |
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return concept |
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def map_conceptscheme(conceptscheme, conceptscheme_json): |
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""" |
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Map a conceptscheme from json to the database. |
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:param skosprovider_sqlalchemy.models.ConceptScheme conceptscheme: A conceptscheme as known to the database. |
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:param dict conceptscheme_json: A dict representing the json sent to our REST |
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service. |
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:returns: The :class:`skosprovider_sqlalchemy.models.ConceptScheme` enhanced |
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with the information from the json object. |
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""" |
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conceptscheme.labels[:] = [] |
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labels = conceptscheme_json.get('labels', []) |
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for l in labels: |
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label = Label(label=l.get('label', ''), labeltype_id=l.get('type', ''), language_id=l.get('language', '')) |
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conceptscheme.labels.append(label) |
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conceptscheme.notes[:] = [] |
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notes = conceptscheme_json.get('notes', []) |
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for n in notes: |
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note = Note(note=n.get('note', ''), notetype_id=n.get('type', ''), language_id=n.get('language', '')) |
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conceptscheme.notes.append(note) |
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conceptscheme.sources[:] = [] |
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sources = conceptscheme_json.get('sources', []) |
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for s in sources: |
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source = Source(citation=s.get('citation', '')) |
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conceptscheme.sources.append(source) |
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return conceptscheme |
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OnroerendErfgoed /
atramhasis
