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https://github.com/osm-search/Nominatim.git
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be65c8303f
Adds class, type, country and rank to the exported information and removes the rather odd hack for countries. Whether a place represents a country boundary can now be computed by the tokenizer.
69 lines
1.8 KiB
Python
69 lines
1.8 KiB
Python
"""
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Wrapper around place information the indexer gets from the database and hands to
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the tokenizer.
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"""
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import psycopg2.extras
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class PlaceInfo:
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""" Data class containing all information the tokenizer gets about a
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place it should process the names for.
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"""
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def __init__(self, info):
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self._info = info
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def analyze(self, analyzer):
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""" Process this place with the given tokenizer and return the
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result in psycopg2-compatible Json.
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"""
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return psycopg2.extras.Json(analyzer.process_place(self))
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@property
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def name(self):
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""" A dictionary with the names of the place or None if the place
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has no names.
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"""
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return self._info.get('name')
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@property
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def address(self):
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""" A dictionary with the address elements of the place
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or None if no address information is available.
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"""
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return self._info.get('address')
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@property
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def country_code(self):
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""" The country code of the country the place is in. Guaranteed
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to be a two-letter lower-case string or None, if no country
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could be found.
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"""
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return self._info.get('country_code')
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@property
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def rank_address(self):
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""" The computed rank address before rank correction.
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"""
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return self._info.get('rank_address')
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def is_a(self, key, value):
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""" Check if the place's primary tag corresponds to the given
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key and value.
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"""
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return self._info.get('class') == key and self._info.get('type') == value
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def is_country(self):
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""" Check if the place is a valid country boundary.
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"""
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return self.rank_address == 4 \
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and self.is_a('boundary', 'administrative') \
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and self.country_code is not None
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