def save_tag_relationships(object_id, model, tags=None, new=False):
if isinstance(tags, (unicode, str)):
tags = tags.split(',')
if not isinstance(tags, list):
return False
tags = [tag.strip() for tag in tags if tag]
tags = web.uniq(tags)
if not tags:
return False
t = db.transaction()
try:
new_tag_ids = new_tags(tags)
if new:
add_tag_ids = new_tag_ids
else:
old_tag_relationships = db.select('object_tag_relationships', what='tag_id', where='object_id=$object_id AND model=$model', vars={'object_id': object_id, 'model': model})
old_tag_ids = [tag['tag_id'] for tag in old_tag_relationships]
del_tag_ids = set(old_tag_ids) - set(new_tag_ids)
add_tag_ids = set(new_tag_ids) - set(old_tag_ids)
if del_tag_ids:
db.delete('object_tag_relationships', where='object_id=$object_id AND model=$model AND tag_id IN $del_tag_ids', vars={'object_id': object_id, 'model': model, 'del_tag_ids': list(del_tag_ids)})
if add_tag_ids:
db.multiple_insert('object_tag_relationships', [{'tag_id': tag_id, 'object_id': object_id, 'model': model} for tag_id in add_tag_ids])
except:
t.rollback()
return False
else:
t.commit()
return True
def get_book_provider(
ed_or_solr: Union[Edition, dict]) -> Optional[AbstractBookProvider]:
# On search results, we want to display IA copies first.
# Issue is that an edition can be provided by multiple providers; we can easily
# choose the correct copy when on an edition, but on a solr record, with all copies
# of all editions aggregated, it's more difficult.
# So we do some ugly ocaid sniffing to try to guess :/ Idea being that we ignore
# OCAIDs that look like they're from other providers.
prefer_ia = not isinstance(ed_or_solr, Edition)
if prefer_ia:
ia_ocaids = [
ocaid
# Subjects/publisher pages have ia set to a specific value :/
for ocaid in uniq(ia_provider.get_identifiers(ed_or_solr) or [])
if not is_non_ia_ocaid(ocaid)
]
prefer_ia = bool(ia_ocaids)
provider_order = get_provider_order(prefer_ia)
for provider in provider_order:
if provider.get_identifiers(ed_or_solr):
return provider
# No luck
return None
def save_category_relationships(object_id, category_ids, new=False):
if not isinstance(category_ids, list):
return False
category_ids = web.uniq(category_ids)
if not category_ids:
return False
t = db.transaction()
try:
if new:
add_category_ids = category_ids
else:
old_category_relationships = db.select('object_category_relationships', what='category_id', where='object_id=$object_id', vars={'object_id': object_id})
old_category_ids = [category['category_id'] for category in old_category_relationships]
del_category_ids = set(old_category_ids) - set(category_ids)
add_category_ids = set(category_ids) - set(old_category_ids)
if del_category_ids:
db.delete('object_category_relationships', where='object_id=$object_id AND category_id IN $del_category_ids', vars={'object_id': object_id, 'del_category_ids': list(del_category_ids)})
if add_category_ids:
db.multiple_insert('object_category_relationships', [{'category_id': category_id, 'object_id': object_id} for category_id in add_category_ids])
except:
t.rollback()
return False
else:
t.commit()
return True
def get_provider_order(prefer_ia=False) -> list[AbstractBookProvider]:
default_order = prefer_ia_provider_order if prefer_ia else PROVIDER_ORDER
provider_order = default_order
provider_overrides = None
# Need this to work in test environments
if 'env' in web.ctx:
provider_overrides = web.input(providerPref=None,
_method='GET').providerPref
if provider_overrides:
new_order: list[AbstractBookProvider] = []
for name in provider_overrides.split(','):
if name == '*':
new_order += default_order
else:
provider = get_book_provider_by_name(name)
if not provider:
# TODO: Show the user a warning somehow
continue
new_order.append(provider)
new_order = uniq(new_order + default_order)
if new_order:
provider_order = new_order
return provider_order
"""
Check if the ocaid "looks like" it's from another provider
"""
providers = (provider for provider in PROVIDER_ORDER
if provider.short_name != 'ia')
return any(provider.is_own_ocaid(ocaid) for provider in providers)
def get_book_provider_by_name(
short_name: str) -> Optional[AbstractBookProvider]:
return next((p for p in PROVIDER_ORDER if p.short_name == short_name),
None)
ia_provider = cast(InternetArchiveProvider, get_book_provider_by_name('ia'))
prefer_ia_provider_order = uniq([ia_provider, *PROVIDER_ORDER])
def get_provider_order(prefer_ia=False) -> list[AbstractBookProvider]:
default_order = prefer_ia_provider_order if prefer_ia else PROVIDER_ORDER
provider_order = default_order
provider_overrides = web.input(providerPref=None).providerPref
if provider_overrides:
new_order: list[AbstractBookProvider] = []
for name in provider_overrides.split(','):
if name == '*':
new_order += default_order
else:
provider = get_book_provider_by_name(name)
if not provider:
