def chart_serializer(chart, filing, maker):
with xml_namespace(maker, None, auto_convert=True) as maker:
role = convert_role_url(chart.role, filing)
link = maker.presentationLink(**{
'xlink:type': 'extended',
'xlink:role': role,
})
link.append(make_loc(chart.loc_fact, maker))
for order, (n_parent, n_child) in enumerate(chart.walk_tree()):
if n_parent is None:
n_parent = (chart.loc_fact, None)
n_child, n_parent = n_child[0], n_parent[0]
link.append(make_loc(n_child, maker))
link.append(make_presentationArc(n_child, n_parent, order, maker))
return link
# Facts should be able to create their own locs
# presentationArcs are derived from data in the chart
#<loc
# xlink:type="locator"
# xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsd#dei_DocumentPeriodEndDate"
# xlink:label="DocumentPeriodEndDate"
# xlink:title="DocumentPeriodEndDate"
#/>
# Presentationarcs go from label to label
def presentation_serializer(serializer):
filing = serializer.filing
date = filing.date
company = filing.company
nsmap = gen_nsmap(filing, 'Presentation')
maker = ElementMaker(nsmap=nsmap)
with xml_namespace(maker, None, auto_convert=True) as maker:
linkbase = maker.linkbase(**{
#find out about this
'xsi:schemaLocation': 'http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd',
'xmlns': 'http://www.xbrl.org/2003/linkbase',
})
for chart in filing.charts:
roleRef = maker.roleRef(**{
'roleURI': convert_role_url(chart.role, filing),
'xlink:type': 'simple',
'xlink:href': '{0}#{1}'.format(
serializer.document_name('Schema'),
chart.role
)
})
linkbase.append(roleRef)
chart.bind(serializer)
linkbase.append(chart_serializer(chart, filing, maker))
return linkbase
def chart_serializer(chart, filing, maker):
with xml_namespace(maker, None, auto_convert=True) as maker:
role = convert_role_url(chart.role, filing)
link = maker.presentationLink(**{
'xlink:type': 'extended',
'xlink:role': role,
})
link.append(make_loc(chart.loc_fact, maker))
for order, (n_parent, n_child) in enumerate(chart.walk_tree()):
if n_parent is None:
n_parent = (chart.loc_fact, None)
n_child, n_parent = n_child[0], n_parent[0]
link.append(make_loc(n_child, maker))
link.append(make_presentationArc(n_child, n_parent, order, maker))
return link
# Facts should be able to create their own locs
# presentationArcs are derived from data in the chart
#<loc
# xlink:type="locator"
# xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsd#dei_DocumentPeriodEndDate"
# xlink:label="DocumentPeriodEndDate"
# xlink:title="DocumentPeriodEndDate"
#/>
# Presentationarcs go from label to label
def presentation_serializer(serializer):
filing = serializer.filing
date = filing.date
company = filing.company
nsmap = gen_nsmap(filing, 'Presentation')
maker = ElementMaker(nsmap=nsmap)
with xml_namespace(maker, None, auto_convert=True) as maker:
linkbase = maker.linkbase(
**{
#find out about this
'xsi:schemaLocation':
'http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd',
'xmlns': 'http://www.xbrl.org/2003/linkbase',
})
for chart in filing.charts:
roleRef = maker.roleRef(
**{
'roleURI':
convert_role_url(chart.role, filing),
'xlink:type':
'simple',
'xlink:href':
'{0}#{1}'.format(serializer.document_name('Schema'),
chart.role)
})
linkbase.append(roleRef)
chart.bind(serializer)
linkbase.append(chart_serializer(chart, filing, maker))
return linkbase
def chart_serializer(chart, filing, maker):
with xml_namespace(maker, None, auto_convert=True) as maker:
role = convert_role_url(chart.role, filing)
link = maker.calculationLink(**{
'xlink:type': 'extended',
'xlink:role': role,
})
for calc_fact in chart.calculation_facts:
link.append(make_loc(calc_fact, maker))
for order, (fact, weight) in enumerate(calc_fact.calc_items):
link.append(make_loc(fact, maker))
link.append(make_calculationArc(fact, calc_fact, order+1, weight, maker))
return link
def schema_serializer(serializer):
filing = serializer.filing
date = filing.date
company = filing.company
nsmap = gen_nsmap(filing, 'Schema')
maker = ElementMaker(namespace=nsmap['xsd'], nsmap=nsmap)
targetNamespace = '{0}{1}'.format(filing.company.url, filing.date)
schema = maker.schema({
'targetNamespace': targetNamespace,
'elementFormDefault': 'qualified',
})
#link bases
annotation = maker.annotation()
appinfo = maker.appinfo()
bases = serializer.determine_files()
bases.remove('Instance')
bases.remove('Schema')
roles = {
'Presentation': "http://www.xbrl.org/2003/role/presentationLinkbaseRef",
'Calculation': "http://www.xbrl.org/2003/role/calculationLinkbaseRef",
'Label': "http://www.xbrl.org/2003/role/labelLinkbaseRef",
}
with xml_namespace(maker, 'link', auto_convert=True) as maker:
for base in bases:
appinfo.append(maker.linkbaseRef(**{
'xlink:type': 'simple',
'xlink:href': serializer.document_name(base),
'xlink:role': roles[base],
'xlink:arcrole': "http://www.w3.org/1999/xlink/properties/linkbase",
}))
for i, chart in enumerate(filing.charts):
roleType = maker.roleType(**{
'roleURI': convert_role_url(chart.role, filing),
'id': chart.role
})
roleType.append(maker.definition('%04d - %s' % (10*(i+1), chart.role) ))
roleType.append(maker.usedOn('link:presentationLink'))
appinfo.append(roleType)
annotation.append(appinfo)
schema.append(annotation)
#imports for the facts (probably have to derive this from facts)
imports = {
"http://www.xbrl.org/2003/instance": "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
"http://xbrl.us/us-types/2009-01-31": "http://taxonomies.xbrl.us/us-gaap/2009/elts/us-types-2009-01-31.xsd",
}
for namespace, schemaLocation in imports.items():
#Terrible hack to get around import being a keyword
schema.append(maker.__getattr__('import')({
'namespace': namespace,
'schemaLocation': schemaLocation,
}))
#Create a custom element for everything
fact_table = {}
for (fact, _), _, _ in filing.data_stream:
fact_table[fact.label] = fact
facts = fact_table.values()
with xml_namespace(maker, 'xsd', auto_convert=True) as maker:
#append facts for the chart abstract facts
for chart in filing.charts:
fact = chart.loc_fact
schema.append(maker.element(**{
'id': fact.label,
'name': fact.label,
'type': 'xbrli:stringItemType',
'substitutionGroup': 'xbrli:item',
'nillable': 'true',
'abstract': 'true',
'xbrli:periodType': 'duration',
}))
#append the rest of the facts we need to define
for fact in facts:
schema.append(maker.element(**{
'id': fact.label,
'name': fact.label,
'nillable': 'true',
'substitutionGroup': 'xbrli:item',
'type': 'xbrli:monetaryItemType',
'xbrli:periodType': fact.period,
}))
return schema
