change updates to handle delete/insert workflow

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

diff --git a/nominatim/tools/exec_utils.py b/nominatim/tools/exec_utils.py
index a81a8d6b0b95d7377a9d2d2025f5e0f27406e702..675e070b3f30d00d8d9149c88454d2e61795279c 100644 (file)
--- a/nominatim/tools/exec_utils.py
+++ b/nominatim/tools/exec_utils.py
@@ -7,17 +7,23 @@
 """
 Helper functions for executing external programs.
 """
+from typing import Any, Union, Optional, Mapping, IO
+from pathlib import Path
 import logging
+import os
 import subprocess
 import urllib.request as urlrequest
 from urllib.parse import urlencode
 
+from nominatim.typing import StrPath
 from nominatim.version import version_str
 from nominatim.db.connection import get_pg_env
 
 LOG = logging.getLogger()
 
-def run_legacy_script(script, *args, nominatim_env=None, throw_on_fail=False):
+def run_legacy_script(script: StrPath, *args: Union[int, str],
+                      nominatim_env: Any,
+                      throw_on_fail: bool = False) -> int:
     """ Run a Nominatim PHP script with the given arguments.
 
         Returns the exit code of the script. If `throw_on_fail` is True
@@ -40,8 +46,10 @@ def run_legacy_script(script, *args, nominatim_env=None, throw_on_fail=False):
 
     return proc.returncode
 
-def run_api_script(endpoint, project_dir, extra_env=None, phpcgi_bin=None,
-                   params=None):
+def run_api_script(endpoint: str, project_dir: Path,
+                   extra_env: Optional[Mapping[str, str]] = None,
+                   phpcgi_bin: Optional[Path] = None,
+                   params: Optional[Mapping[str, Any]] = None) -> int:
     """ Execute a Nominatim API function.
 
         The function needs a project directory that contains the website
@@ -96,14 +104,14 @@ def run_api_script(endpoint, project_dir, extra_env=None, phpcgi_bin=None,
     return 0
 
 
-def run_php_server(server_address, base_dir):
+def run_php_server(server_address: str, base_dir: StrPath) -> None:
     """ Run the built-in server from the given directory.
     """
     subprocess.run(['/usr/bin/env', 'php', '-S', server_address],
                    cwd=str(base_dir), check=True)
 
 
-def run_osm2pgsql(options):
+def run_osm2pgsql(options: Mapping[str, Any]) -> None:
     """ Run osm2pgsql with the given options.
     """
     env = get_pg_env(options['dsn'])
@@ -113,9 +121,16 @@ def run_osm2pgsql(options):
            '--log-progress', 'true',
            '--number-processes', str(options['threads']),
            '--cache', str(options['osm2pgsql_cache']),
-           '--output', 'gazetteer',
            '--style', str(options['osm2pgsql_style'])
           ]
+
+    if str(options['osm2pgsql_style']).endswith('.lua'):
+        env['LUA_PATH'] = ';'.join((str(options['osm2pgsql_style_path'] / 'flex-base.lua'),
+                                    os.environ.get('LUAPATH', ';')))
+        cmd.extend(('--output', 'flex'))
+    else:
+        cmd.extend(('--output', 'gazetteer'))
+
     if options['append']:
         cmd.append('--append')
     else:
@@ -147,13 +162,14 @@ def run_osm2pgsql(options):
                    env=env, check=True)
 
 
-def get_url(url):
+def get_url(url: str) -> str:
     """ Get the contents from the given URL and return it as a UTF-8 string.
     """
     headers = {"User-Agent": f"Nominatim/{version_str()}"}
 
     try:
-        with urlrequest.urlopen(urlrequest.Request(url, headers=headers)) as response:
+        request = urlrequest.Request(url, headers=headers)
+        with urlrequest.urlopen(request) as response: # type: IO[bytes]
             return response.read().decode('utf-8')
     except Exception:
         LOG.fatal('Failed to load URL: %s', url)