From 9c91ab33f8f89f15e45301cc6f4b28fe3e3e72d5 Mon Sep 17 00:00:00 2001
From: Alexandre Flament <alex@al-f.net>
Date: Fri, 6 Jan 2017 13:52:59 +0100
Subject: [PATCH] [mod] settings.yml can be /etc/searx/settings.yml The exact
 order is * first from SEARX_SETTINGS_PATH, * if not found then from searx
 code base, * if not found then from /etc/searx/settings.yml * if not found an
 exception stops searx loading

---
 searx/__init__.py | 25 ++++++++++++++++++-------
 searx/utils.py    |  4 ++--
 searx/webapp.py   |  2 +-
 3 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/searx/__init__.py b/searx/__init__.py
index b3abc61ae..a57588cd3 100644
--- a/searx/__init__.py
+++ b/searx/__init__.py
@@ -18,7 +18,7 @@ along with searx. If not, see < http://www.gnu.org/licenses/ >.
 import certifi
 import logging
 from os import environ
-from os.path import realpath, dirname, join, abspath
+from os.path import realpath, dirname, join, abspath, isfile
 from ssl import OPENSSL_VERSION_INFO, OPENSSL_VERSION
 try:
     from yaml import load
@@ -30,13 +30,24 @@ except:
 searx_dir = abspath(dirname(__file__))
 engine_dir = dirname(realpath(__file__))
 
-# if possible set path to settings using the
-# enviroment variable SEARX_SETTINGS_PATH
+
+def check_settings_yml(file_name):
+    if isfile(file_name):
+        return file_name
+    else:
+        return None
+
+# find location of settings.yml
 if 'SEARX_SETTINGS_PATH' in environ:
-    settings_path = environ['SEARX_SETTINGS_PATH']
-# otherwise using default path
+    # if possible set path to settings using the
+    # enviroment variable SEARX_SETTINGS_PATH
+    settings_path = check_settings_yml(environ['SEARX_SETTINGS_PATH'])
 else:
-    settings_path = join(searx_dir, 'settings.yml')
+    # if not, get it from searx code base or last solution from /etc/searx
+    settings_path = check_settings_yml(join(searx_dir, 'settings.yml')) or check_settings_yml('/etc/searx/settings.yml')
+
+if not settings_path:
+    raise Exception('settings.yml not found')
 
 # load settings
 with open(settings_path) as settings_yaml:
@@ -67,7 +78,7 @@ else:
     logging.basicConfig(level=logging.WARNING)
 
 logger = logging.getLogger('searx')
-
+logger.debug('read configuration from %s', settings_path)
 # Workaround for openssl versions <1.0.2
 # https://github.com/certifi/python-certifi/issues/26
 if OPENSSL_VERSION_INFO[0:3] < (1, 0, 2):
diff --git a/searx/utils.py b/searx/utils.py
index 9a08197cc..498f8d0bf 100644
--- a/searx/utils.py
+++ b/searx/utils.py
@@ -186,9 +186,9 @@ def get_resources_directory(searx_directory, subdirectory, resources_directory):
     return resources_directory
 
 
-def get_themes(static_path):
+def get_themes(templates_path):
     """Returns available themes list."""
-    themes = os.listdir(os.path.join(static_path, 'themes'))
+    themes = os.listdir(templates_path)
     if '__common__' in themes:
         themes.remove('__common__')
     return themes
diff --git a/searx/webapp.py b/searx/webapp.py
index 253d781ad..7a1ddbbb2 100644
--- a/searx/webapp.py
+++ b/searx/webapp.py
@@ -100,7 +100,7 @@ static_files = get_static_files(static_path)
 default_theme = settings['ui']['default_theme']
 templates_path = get_resources_directory(searx_dir, 'templates', settings['ui']['templates_path'])
 logger.debug('templates directory is %s', templates_path)
-themes = get_themes(static_path)
+themes = get_themes(templates_path)
 result_templates = get_result_templates(templates_path)
 global_favicons = []
 for indice, theme in enumerate(themes):