[enh] better result template handling

searx/templates/courgette/results.html

 
     {% for result in results %}
         {% if result['template'] %}
-            {% include 'courgette/result_templates/'+result['template'] %}
+            {% include get_result_template('courgette', result['template']) %}
         {% else %}
             {% include 'courgette/result_templates/default.html' %}
         {% endif %}

searx/templates/default/results.html

 
     {% for result in results %}
         {% if result['template'] %}
-            {% include 'default/result_templates/'+result['template'] %}
+            {% include get_result_template('default', result['template']) %}
         {% else %}
             {% include 'default/result_templates/default.html' %}
         {% endif %}

searx/templates/oscar/results.html

             {% for result in results %}
             <div class="result {% if result['template'] %}result-{{ result.template|replace('.html', '') }}{% else %}result-default{% endif %}">
                 {% set index = loop.index %}
-                {% if result.template %}{% include 'oscar/result_templates/'+result['template'] %}{% else %}{% include 'oscar/result_templates/default.html' %}{% endif %}
+                {% if result.template %}
+                    {% include get_result_template('oscar', result['template']) %}
+                {% else %}
+                    {% include 'oscar/result_templates/default.html' %}
+                {% endif %}
             </div>
             {% endfor %}
             

searx/utils.py

 
 
 def get_static_files(base_path):
+    base_path = os.path.join(base_path, 'static')
     static_files = set()
-    base_path_length = len(base_path+'/static') + 1
-    for directory, _, files in os.walk(os.path.join(base_path, 'static')):
+    base_path_length = len(base_path) + 1
+    for directory, _, files in os.walk(base_path):
         for filename in files:
             f = os.path.join(directory[base_path_length:], filename)
             static_files.add(f)
     return static_files
+
+
+def get_result_templates(base_path):
+    base_path = os.path.join(base_path, 'templates')
+    result_templates = set()
+    base_path_length = len(base_path) + 1
+    for directory, _, files in os.walk(base_path):
+        if directory.endswith('result_templates'):
+            for filename in files:
+                f = os.path.join(directory[base_path_length:], filename)
+                result_templates.add(f)
+    return result_templates

searx/webapp.py

 )
 from searx.utils import (
     UnicodeWriter, highlight_content, html_to_text, get_themes,
-    get_static_files
+    get_static_files, get_result_templates
 )
 from searx.version import VERSION_STRING
 from searx.languages import language_codes
 
 static_files = get_static_files(searx_dir)
 
+result_templates = get_result_templates(searx_dir)
+
 app = Flask(
     __name__,
     static_folder=static_path,
     return theme_name
 
 
+def get_result_template(theme, template_name):
+    themed_path = theme + '/result_templates/' + template_name
+    if themed_path in result_templates:
+        return themed_path
+    return 'result_templates/' + template_name
+
+
 def url_for_theme(endpoint, override_theme=None, **values):
     if endpoint == 'static' and values.get('filename'):
         theme_name = get_current_theme_name(override=override_theme)
     # override url_for function in templates
     kwargs['url_for'] = url_for_theme
 
+    kwargs['get_result_template'] = get_result_template
+
     kwargs['theme'] = get_current_theme_name(override=override_theme)
 
     kwargs['template_name'] = template_name