python lookup: factor out finding in tables into own function

[nominatim.git] / nominatim / tools / refresh.py

diff --git a/nominatim/tools/refresh.py b/nominatim/tools/refresh.py
index 9c5b7b085e50582202a117528d87bc0ca7ff117a..5dd98c0eda730e1cc4170296526fc7693502e9d2 100644 (file)
--- a/nominatim/tools/refresh.py
+++ b/nominatim/tools/refresh.py
@@ -15,10 +15,10 @@ from pathlib import Path
 from psycopg2 import sql as pysql
 
 from nominatim.config import Configuration
-from nominatim.db.connection import Connection
+from nominatim.db.connection import Connection, connect
 from nominatim.db.utils import execute_file
 from nominatim.db.sql_preprocessor import SQLPreprocessor
-from nominatim.version import version_str
+from nominatim.version import NOMINATIM_VERSION
 
 LOG = logging.getLogger()
 
@@ -126,7 +126,7 @@ PHP_CONST_DEFS = (
 def import_wikipedia_articles(dsn: str, data_path: Path, ignore_errors: bool = False) -> int:
     """ Replaces the wikipedia importance tables with new data.
         The import is run in a single transaction so that the new data
-        is replace seemlessly.
+        is replace seamlessly.
 
         Returns 0 if all was well and 1 if the importance file could not
         be found. Throws an exception if there was an error reading the file.
@@ -146,6 +146,25 @@ def import_wikipedia_articles(dsn: str, data_path: Path, ignore_errors: bool = F
 
     return 0
 
+def import_secondary_importance(dsn: str, data_path: Path, ignore_errors: bool = False) -> int:
+    """ Replaces the secondary importance raster data table with new data.
+
+        Returns 0 if all was well and 1 if the raster SQL file could not
+        be found. Throws an exception if there was an error reading the file.
+    """
+    datafile = data_path / 'secondary_importance.sql.gz'
+    if not datafile.exists():
+        return 1
+
+    with connect(dsn) as conn:
+        postgis_version = conn.postgis_version_tuple()
+        if postgis_version[0] < 3:
+            LOG.error('PostGIS version is too old for using OSM raster data.')
+            return 2
+
+    execute_file(dsn, datafile, ignore_errors=ignore_errors)
+
+    return 0
 
 def recompute_importance(conn: Connection) -> None:
     """ Recompute wikipedia links and importance for all entries in placex.
@@ -157,7 +176,7 @@ def recompute_importance(conn: Connection) -> None:
         cur.execute("""
             UPDATE placex SET (wikipedia, importance) =
                (SELECT wikipedia, importance
-                FROM compute_importance(extratags, country_code, osm_type, osm_id))
+                FROM compute_importance(extratags, country_code, rank_search, centroid))
             """)
         cur.execute("""
             UPDATE placex s SET wikipedia = d.wikipedia, importance = d.importance
@@ -197,13 +216,14 @@ def setup_website(basedir: Path, config: Configuration, conn: Connection) -> Non
         LOG.info('Creating website directory.')
         basedir.mkdir()
 
+    assert config.project_dir is not None
     template = dedent(f"""\
                       <?php
 
                       @define('CONST_Debug', $_GET['debug'] ?? false);
                       @define('CONST_LibDir', '{config.lib_dir.php}');
                       @define('CONST_TokenizerDir', '{config.project_dir / 'tokenizer'}');
-                      @define('CONST_NominatimVersion', '{version_str()}');
+                      @define('CONST_NominatimVersion', '{NOMINATIM_VERSION!s}');
 
                       """)