"""
Helper functions for executing external programs.
"""
+import logging
import subprocess
+from urllib.parse import urlencode
def run_legacy_script(script, *args, nominatim_env=None, throw_on_fail=False):
""" Run a Nominatim PHP script with the given arguments.
check=throw_on_fail)
return proc.returncode
+
+def run_api_script(endpoint, project_dir, extra_env=None, phpcgi_bin=None,
+ params=None):
+ """ Execute a Nominiatim API function.
+
+ The function needs a project directory that contains the website
+ directory with the scripts to be executed. The scripts will be run
+ using php_cgi. Query parameters can be added as named arguments.
+
+ Returns the exit code of the script.
+ """
+ log = logging.getLogger()
+ webdir = str(project_dir / 'website')
+ query_string = urlencode(params or {})
+
+ env = dict(QUERY_STRING=query_string,
+ SCRIPT_NAME='/{}.php'.format(endpoint),
+ REQUEST_URI='/{}.php?{}'.format(endpoint, query_string),
+ CONTEXT_DOCUMENT_ROOT=webdir,
+ SCRIPT_FILENAME='{}/{}.php'.format(webdir, endpoint),
+ HTTP_HOST='localhost',
+ HTTP_USER_AGENT='nominatim-tool',
+ REMOTE_ADDR='0.0.0.0',
+ DOCUMENT_ROOT=webdir,
+ REQUEST_METHOD='GET',
+ SERVER_PROTOCOL='HTTP/1.1',
+ GATEWAY_INTERFACE='CGI/1.1',
+ REDIRECT_STATUS='CGI')
+
+ if extra_env:
+ env.update(extra_env)
+
+ if phpcgi_bin is None:
+ cmd = ['/usr/bin/env', 'php-cgi']
+ else:
+ cmd = [str(phpcgi_bin)]
+
+ proc = subprocess.run(cmd, cwd=str(project_dir), env=env, capture_output=True,
+ check=False)
+
+ if proc.returncode != 0 or proc.stderr:
+ log.error(proc.stderr.decode('utf-8').replace('\\n', '\n'))
+ return proc.returncode or 1
+
+ result = proc.stdout.decode('utf-8')
+ content_start = result.find('\r\n\r\n')
+
+ print(result[content_start + 4:].replace('\\n', '\n'))
+
+ return 0