pycsw profile plugin example

00README.md

pycsw profile plugin example

Overview

Minimal exmaple as per http://osgeo-org.1560.x6.nabble.com/Use-extra-columns-in-pycsw-admin-setup-db-td5323610.html

Steps

# ensure column exists in database table
mkdir pycsw/plugins/profiles/foo
touch pycsw/plugings/profiles/foo/__init__.py
cp foo.py pycsw/plugins/profiles/foo
python setup.py install
vi default.cfg
# add 'foo' to server.profiles option
# start pycsw

foo.py

from pycsw.plugins.profiles import profile

class FOO(profile.Profile):
    ''' FOO class '''
    def __init__(self, model, namespaces, context):
        self.context = context

        self.namespaces = {
            'foo': 'http://example.org/foo'
        }

        self.repository = {
            'foo:FooMetadata': {
                #'outputschema': 'http://www.isotc211.org/2005/gmd',
                'queryables': {
                    'FooQueryables': {
                        'foo:cloud_cover': {'xpath': '//foo:cloud_cover', 'dbcol': 'cloud_cover'}
                    }
                }
            }
        }

        profile.Profile.__init__(self,
            name='foo',
            version='0.1.0',
            title='Foo Metadata Application Profile',
            url='http://example.org/fooprofile',
            namespace=self.namespaces['foo'],
            typename='foo:FooMetadata',
            outputschema=None,
            prefixes=['foo'],
            model=model,
            core_namespaces=namespaces,
            added_namespaces=self.namespaces,
            repository=self.repository['foo:FooMetadata'])

    def extend_core(self, model, namespaces, config):
        ''' Extend core configuration '''
        pass

    def check_parameters(self, kvp):
        '''Check for Language parameter in GetCapabilities request'''
        return None

    def get_extendedcapabilities(self):
        ''' Add child to ows:OperationsMetadata Element '''
        return None

    def get_schemacomponents(self):
        ''' Return schema components as lxml.etree.Element list '''
        return []

    def check_getdomain(self, kvp):
        '''Perform extra profile specific checks in the GetDomain request'''
        return None

sample-request.xml

<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<csw:GetRecords xmlns:csw="http://www.opengis.net/cat/csw/2.0.2" xmlns:ogc="http://www.opengis.net/ogc" service="CSW" version="2.0.2" resultType="results" startPosition="1" maxRecords="5" outputFormat="application/xml" outputSchema="http://www.opengis.net/cat/csw/2.0.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.opengis.net/cat/csw/2.0.2 http://schemas.opengis.net/csw/2.0.2/CSW-discovery.xsd">
	<csw:Query typeNames="csw:Record">
		<csw:ElementSetName>full</csw:ElementSetName>
		<csw:Constraint version="1.1.0">
			<ogc:Filter>
				<ogc:PropertyIsEqualTo>
					<ogc:PropertyName>foo:cloud_cover</ogc:PropertyName>
					<ogc:Literal>50</ogc:Literal>
				</ogc:PropertyIsEqualTo>
			</ogc:Filter>
		</csw:Constraint>
	</csw:Query>
</csw:GetRecords>