[opensearch]: improve

settings.py

@@ -8,6 +8,20 @@ import flask
 from flask import request
 
 SETTINGS_INFO = collections.OrderedDict([
+    ('app_public', {
+        'type': bool,
+        'default': False,
+        'comment': '''Set app public mode, disabled by default''',
+        'hidden': True,
+        'category': 'network',
+    }),
+    ('app_url', {
+        'type': str,
+        'default': 'http://localhost',
+        'comment': '''Set URL of app 'http://localhost' by default''',
+        'hidden': True,
+        'category': 'network',
+    }),
     ('route_tor', {
         'type': int,
         'default': 0,

youtube/opensearch.xml

@@ -4,8 +4,8 @@
 <InputEncoding>UTF-8</InputEncoding>
 <Image width="16" height="16">data:image/x-icon;base64,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</Image>
 
-<Url type="text/html" method="GET" template="http://localhost:$port_number/youtube.com/results">
+<Url type="text/html" method="GET" template="$main_url/youtube.com/results">
   <Param name="search_query" value="{searchTerms}"/>
 </Url>
-<SearchForm>http://localhost:$port_number/youtube.com/results</SearchForm>
+<SearchForm>$main_url/youtube.com/results</SearchForm>
 </SearchPlugin>

youtube/search.py

@@ -108,5 +108,11 @@ def get_search_page():
 @yt_app.route('/opensearch.xml')
 def get_search_engine_xml():
     with open(os.path.join(settings.program_directory, 'youtube/opensearch.xml'), 'rb') as f:
-        content = f.read().replace(b'$port_number', str(settings.port_number).encode())
+        if settings.app_public:
+            main_url = '%s' % settings.app_url
+        else:
+            main_url = '%s:%s' % (settings.app_url, settings.port_number)
+        content = f.read().replace(
+            b'$main_url', str(main_url).encode()
+        )
         return flask.Response(content, mimetype='application/xml')