faset over fra Z3950 til google books

python/gdata/geo/data.py

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+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Contains the data classes of the Geography Extension"""
+
+
+__author__ = 'j.s@google.com (Jeff Scudder)'
+
+
+import atom.core
+
+
+GEORSS_TEMPLATE = '{http://www.georss.org/georss/}%s'
+GML_TEMPLATE = '{http://www.opengis.net/gml/}%s'
+GEO_TEMPLATE = '{http://www.w3.org/2003/01/geo/wgs84_pos#/}%s'
+
+
+class GeoLat(atom.core.XmlElement):
+  """Describes a W3C latitude."""
+  _qname = GEO_TEMPLATE % 'lat'
+
+
+class GeoLong(atom.core.XmlElement):
+  """Describes a W3C longitude."""
+  _qname = GEO_TEMPLATE % 'long'
+
+
+class GeoRssBox(atom.core.XmlElement):
+  """Describes a geographical region."""
+  _qname = GEORSS_TEMPLATE % 'box'
+
+
+class GeoRssPoint(atom.core.XmlElement):
+  """Describes a geographical location."""
+  _qname = GEORSS_TEMPLATE % 'point'
+
+
+class GmlLowerCorner(atom.core.XmlElement):
+  """Describes a lower corner of a region."""
+  _qname = GML_TEMPLATE % 'lowerCorner'
+
+
+class GmlPos(atom.core.XmlElement):
+  """Describes a latitude and longitude."""
+  _qname = GML_TEMPLATE % 'pos'
+
+
+class GmlPoint(atom.core.XmlElement):
+  """Describes a particular geographical point."""
+  _qname = GML_TEMPLATE % 'Point'
+  pos = GmlPos
+
+
+class GmlUpperCorner(atom.core.XmlElement):
+  """Describes an upper corner of a region."""
+  _qname = GML_TEMPLATE % 'upperCorner'
+
+
+class GmlEnvelope(atom.core.XmlElement):
+  """Describes a Gml geographical region."""
+  _qname = GML_TEMPLATE % 'Envelope'
+  lower_corner = GmlLowerCorner
+  upper_corner = GmlUpperCorner
+
+
+class GeoRssWhere(atom.core.XmlElement):
+  """Describes a geographical location or region."""
+  _qname = GEORSS_TEMPLATE % 'where'
+  Point = GmlPoint
+  Envelope = GmlEnvelope
+
+
+class W3CPoint(atom.core.XmlElement):
+  """Describes a W3C geographical location."""
+  _qname = GEO_TEMPLATE % 'Point'
+  long = GeoLong
+  lat = GeoLat
+
+