new: dev: disable favicon feature

bukuserver/README.md

@@ -56,6 +56,7 @@ Following are available os env config available for bukuserver.
 | SECRET_KEY | server secret key | string [default: os.urandom(24)] |
 | URL_RENDER_MODE | url render mode | `full` or `netloc` [default: `full`] |
 | DB_FILE | full path to db file | path string [default: standard path for buku] |
+| DISABLE_FAVICON | disable favicon | boolean [default: `None`] |
 
 Note: `BUKUSERVER_` is the common prefix.
 

bukuserver/server.py

@@ -221,6 +221,7 @@ def create_app(db_file=None):
         url_render_mode = views.DEFAULT_URL_RENDER_MODE
     app.config['BUKUSERVER_URL_RENDER_MODE'] = url_render_mode
     app.config['SECRET_KEY'] = os.getenv('BUKUSERVER_SECRET_KEY') or os.urandom(24)
+    app.config['BUKUSERVER_DISABLE_FAVICON'] = bool(os.getenv('BUKUSERVER_DISABLE_FAVICON', False))
     app.config['BUKUSERVER_DB_FILE'] = os.getenv('BUKUSERVER_DB_FILE') or db_file
     bukudb = BukuDb(dbfile=app.config['BUKUSERVER_DB_FILE'])
     app.app_context().push()

bukuserver/views.py

@@ -1,11 +1,13 @@
 """views module."""
+from argparse import Namespace
 from collections import Counter
 from types import SimpleNamespace
+from typing import Any
 from urllib.parse import urlparse
 import itertools
 import logging
 
-from flask import flash, redirect, request, url_for
+from flask import current_app, flash, redirect, request, url_for
 from flask_admin.babel import gettext
 from flask_admin.base import AdminIndexView, BaseView, expose
 from flask_admin.model import BaseModelView
@@ -75,7 +77,8 @@ class BookmarkModelView(BaseModelView):
     def _create_ajax_loader(self, name, options):
         pass
 
-    def _list_entry(self, context, model, name):
+    def _list_entry(
+            self, context: Any, model: Namespace, name: str) -> Markup:
         parsed_url = urlparse(model.url)
         netloc, scheme = parsed_url.netloc, parsed_url.scheme
         is_scheme_valid = scheme in ('http', 'https')
@@ -91,9 +94,11 @@ class BookmarkModelView(BaseModelView):
             """.format(
                 model, ''.join(tag_text), Markup.escape(model.url)
             ))
-        netloc_tmpl = '<img src="{}{}"/> '
-        res = netloc_tmpl.format(
-            'http://www.google.com/s2/favicons?domain=', netloc)
+        res = ''
+        if not current_app.config.get('BUKUSERVER_DISABLE_FAVICON', False):
+            netloc_tmpl = '<img src="{}{}"/> '
+            res = netloc_tmpl.format(
+                'http://www.google.com/s2/favicons?domain=', netloc)
         title = model.title if model.title else '&lt;EMPTY TITLE&gt;'
         if is_scheme_valid:
             res += '<a href="{0.url}">{1}</a>'.format(model, title)

tests/test_views.py

@@ -0,0 +1,45 @@
+from argparse import Namespace
+
+from flask import current_app
+import pytest
+
+from buku import BukuDb
+from bukuserver import server
+from bukuserver.views import BookmarkModelView
+
+
+@pytest.fixture
+def client(tmp_path):
+    test_db = tmp_path / 'test.db'
+    app = server.create_app(test_db.as_posix())
+    app_context = app.test_request_context()
+    app_context.push()
+    client = app.test_client()
+    return client
+
+
+@pytest.mark.parametrize('disable_favicon', [False, True])
+def test_bookmark_model_view(tmp_path, client, disable_favicon):
+    test_db = tmp_path / 'test.db'
+    bukudb = BukuDb(dbfile=test_db.as_posix())
+    inst = BookmarkModelView(bukudb)
+    model = Namespace(
+        description='randomdesc', id=1, tags='tags1',
+        title='Example Domain', url='http://example.com')
+    #  __import__('pdb').set_trace()
+    current_app.config['BUKUSERVER_DISABLE_FAVICON'] = disable_favicon
+    img_html = ''
+    if not disable_favicon:
+        img_html = \
+            '<img src="http://www.google.com/s2/favicons?domain=example.com"/> '
+    res = inst._list_entry(None, model, 'Entry')
+    exp_res = \
+        (
+            '<a href="http://example.com">Example Domain</a><br/>'
+            '<a href="http://example.com">http://example.com</a><br/>'
+            '<a class="btn btn-default" '
+            'href="/bookmark/?flt2_url_netloc_match=example.com">netloc:example.com</a>'
+            '<a class="btn btn-default" href="/bookmark/?flt2_tags_contain=tags1">tags1</a>'
+            '<br/>randomdesc')
+    exp_res = ''.join([img_html, exp_res])
+    assert str(res) == exp_res