+# SPDX-License-Identifier: GPL-2.0-only
+#
+# This file is part of Nominatim. (https://nominatim.org)
+#
+# Copyright (C) 2022 by the Nominatim developer community.
+# For a full list of authors see the git log.
"""
Functions for bringing auxiliary data in the database up-to-date.
"""
-import json
import logging
from textwrap import dedent
+from pathlib import Path
-from psycopg2.extras import execute_values
+from psycopg2 import sql as pysql
from nominatim.db.utils import execute_file
from nominatim.db.sql_preprocessor import SQLPreprocessor
-from nominatim.version import NOMINATIM_VERSION
+from nominatim.version import version_str
LOG = logging.getLogger()
-def update_postcodes(dsn, sql_dir):
- """ Recalculate postcode centroids and add, remove and update entries in the
- location_postcode table. `conn` is an opne connection to the database.
- """
- execute_file(dsn, sql_dir / 'update-postcodes.sql')
-
-
-def recompute_word_counts(dsn, sql_dir):
- """ Compute the frequency of full-word search terms.
- """
- execute_file(dsn, sql_dir / 'words_from_search_name.sql')
-
+OSM_TYPE = {'N': 'node', 'W': 'way', 'R': 'relation'}
def _add_address_level_rows_from_entry(rows, entry):
""" Converts a single entry from the JSON format for address rank
_add_address_level_rows_from_entry(rows, entry)
with conn.cursor() as cur:
- cur.execute('DROP TABLE IF EXISTS {}'.format(table))
+ cur.drop_table(table)
- cur.execute("""CREATE TABLE {} (country_code varchar(2),
+ cur.execute(pysql.SQL("""CREATE TABLE {} (
+ country_code varchar(2),
class TEXT,
type TEXT,
rank_search SMALLINT,
- rank_address SMALLINT)""".format(table))
+ rank_address SMALLINT)""")
+ .format(pysql.Identifier(table)))
- execute_values(cur, "INSERT INTO {} VALUES %s".format(table), rows)
+ cur.execute_values(pysql.SQL("INSERT INTO {} VALUES %s")
+ .format(pysql.Identifier(table)), rows)
- cur.execute('CREATE UNIQUE INDEX ON {} (country_code, class, type)'.format(table))
+ cur.execute(pysql.SQL('CREATE UNIQUE INDEX ON {} (country_code, class, type)')
+ .format(pysql.Identifier(table)))
conn.commit()
-def load_address_levels_from_file(conn, config_file):
- """ Replace the `address_levels` table with the contents of the config
- file.
+
+def load_address_levels_from_config(conn, config):
+ """ Replace the `address_levels` table with the content as
+ defined in the given configuration. Uses the parameter
+ NOMINATIM_ADDRESS_LEVEL_CONFIG to determine the location of the
+ configuration file.
"""
- with config_file.open('r') as fdesc:
- load_address_levels(conn, 'address_levels', json.load(fdesc))
+ cfg = config.load_sub_configuration('', config='ADDRESS_LEVEL_CONFIG')
+ load_address_levels(conn, 'address_levels', cfg)
def create_functions(conn, config, enable_diff_updates=True, enable_debug=False):
('Database_DSN', 'DATABASE_DSN', str),
('Default_Language', 'DEFAULT_LANGUAGE', str),
('Log_DB', 'LOG_DB', bool),
- ('Log_File', 'LOG_FILE', str),
+ ('Log_File', 'LOG_FILE', Path),
('NoAccessControl', 'CORS_NOACCESSCONTROL', bool),
('Places_Max_ID_count', 'LOOKUP_MAX_COUNT', int),
('PolygonOutput_MaximumTypes', 'POLYGON_OUTPUT_MAX_TYPES', int),
conn.commit()
-def setup_website(basedir, config):
+def _quote_php_variable(var_type, config, conf_name):
+ if var_type == bool:
+ return 'true' if config.get_bool(conf_name) else 'false'
+
+ if var_type == int:
+ return getattr(config, conf_name)
+
+ if not getattr(config, conf_name):
+ return 'false'
+
+ if var_type == Path:
+ value = str(config.get_path(conf_name))
+ else:
+ value = getattr(config, conf_name)
+
+ quoted = value.replace("'", "\\'")
+ return f"'{quoted}'"
+
+
+def setup_website(basedir, config, conn):
""" Create the website script stubs.
"""
if not basedir.exists():
LOG.info('Creating website directory.')
basedir.mkdir()
- template = dedent("""\
+ template = dedent(f"""\
<?php
@define('CONST_Debug', $_GET['debug'] ?? false);
- @define('CONST_LibDir', '{0}');
- @define('CONST_TokenizerDir', '{2}');
- @define('CONST_NominatimVersion', '{1[0]}.{1[1]}.{1[2]}-{1[3]}');
+ @define('CONST_LibDir', '{config.lib_dir.php}');
+ @define('CONST_TokenizerDir', '{config.project_dir / 'tokenizer'}');
+ @define('CONST_NominatimVersion', '{version_str()}');
- """.format(config.lib_dir.php, NOMINATIM_VERSION,
- config.project_dir / 'tokenizer'))
+ """)
for php_name, conf_name, var_type in PHP_CONST_DEFS:
- if var_type == bool:
- varout = 'true' if config.get_bool(conf_name) else 'false'
- elif var_type == int:
- varout = getattr(config, conf_name)
- elif not getattr(config, conf_name):
- varout = 'false'
- else:
- varout = "'{}'".format(getattr(config, conf_name).replace("'", "\\'"))
+ varout = _quote_php_variable(var_type, config, conf_name)
+
+ template += f"@define('CONST_{php_name}', {varout});\n"
- template += "@define('CONST_{}', {});\n".format(php_name, varout)
+ template += f"\nrequire_once('{config.lib_dir.php}/website/{{}}');\n"
- template += "\nrequire_once('{}/website/{{}}');\n".format(config.lib_dir.php)
+ search_name_table_exists = bool(conn and conn.table_exists('search_name'))
for script in WEBSITE_SCRIPTS:
- (basedir / script).write_text(template.format(script), 'utf-8')
+ if not search_name_table_exists and script == 'search.php':
+ (basedir / script).write_text(template.format('reverse-only-search.php'), 'utf-8')
+ else:
+ (basedir / script).write_text(template.format(script), 'utf-8')
+
+
+def invalidate_osm_object(osm_type, osm_id, conn, recursive=True):
+ """ Mark the given OSM object for reindexing. When 'recursive' is set
+ to True (the default), then all dependent objects are marked for
+ reindexing as well.
+
+ 'osm_type' must be on of 'N' (node), 'W' (way) or 'R' (relation).
+ If the given object does not exist, then nothing happens.
+ """
+ assert osm_type in ('N', 'R', 'W')
+
+ LOG.warning("Invalidating OSM %s %s%s.",
+ OSM_TYPE[osm_type], osm_id,
+ ' and its dependent places' if recursive else '')
+
+ with conn.cursor() as cur:
+ if recursive:
+ sql = """SELECT place_force_update(place_id)
+ FROM placex WHERE osm_type = %s and osm_id = %s"""
+ else:
+ sql = """UPDATE placex SET indexed_status = 2
+ WHERE osm_type = %s and osm_id = %s"""
+
+ cur.execute(sql, (osm_type, osm_id))