1 # SPDX-License-Identifier: GPL-2.0-only
3 # This file is part of Nominatim. (https://nominatim.org)
5 # Copyright (C) 2022 by the Nominatim developer community.
6 # For a full list of authors see the git log.
8 Wrapper around place information the indexer gets from the database and hands to
12 import psycopg2.extras
15 """ Data class containing all information the tokenizer gets about a
16 place it should process the names for.
19 def __init__(self, info):
23 def analyze(self, analyzer):
24 """ Process this place with the given tokenizer and return the
25 result in psycopg2-compatible Json.
27 return psycopg2.extras.Json(analyzer.process_place(self))
32 """ A dictionary with the names of the place or None if the place
35 return self._info.get('name')
40 """ A dictionary with the address elements of the place
41 or None if no address information is available.
43 return self._info.get('address')
47 def country_code(self):
48 """ The country code of the country the place is in. Guaranteed
49 to be a two-letter lower-case string or None, if no country
52 return self._info.get('country_code')
56 def rank_address(self):
57 """ The computed rank address before rank correction.
59 return self._info.get('rank_address')
62 def is_a(self, key, value):
63 """ Check if the place's primary tag corresponds to the given
66 return self._info.get('class') == key and self._info.get('type') == value
70 """ Check if the place is a valid country boundary.
72 return self.rank_address == 4 \
73 and self.is_a('boundary', 'administrative') \
74 and self.country_code is not None