update docs

docs/source/conf.py

@@ -12,6 +12,7 @@ author = 'Martin Rotter'
 
 extensions = [
   'myst_parser',
+  'sphinx_copybutton',
   'sphinxcontrib.mermaid',
   'sphinx.ext.extlinks']
 templates_path = ['_templates']

docs/source/features/gui-concepts.md

@@ -23,4 +23,15 @@ You can also switch to more advanced dialog for adding individual feeds.
 
 <img alt="alt-img" src="images/feed-details.png">
 
-In 99% of cases, you only need to insert feed URL into `Source` field and then hit `Fetch it now` button which will download feed metadata and fill all other boxes.
+In 99% of cases, you only need to insert feed URL into `Source` field and then hit `Fetch it now` button which will download feed metadata and fill all other boxes.
+
+```{note}
+Some feeds are only accessible when user is logged-in the website which provides the feed.
+
+RSS Guard has two features to aid with login-protected feeds:
+1. Network-based authentication (rarely used) -> user can setup credentials on `Network` tab in feed details dialog.
+2. Website-based authentication (often used) -> user has to login to the website via RSS Guard's embedded [web browser](browseradblock):
+    1. In RSS Guard, open new web browser tab.
+    2. Navigate to feed's website and login.
+    3. RSS Guard will now remember login cookies and will automatically use them to authenticate when feed is fetching.
+```

docs/source/requirements.txt

@@ -1,4 +1,6 @@
 myst_parser
 linkify-it-py
 sphinxcontrib-mermaid
+sphinx-favicon
+sphinx-copybutton
 sphinx-rtd-theme

src/librssguard/miscellaneous/textfactory.cpp

@@ -88,7 +88,7 @@ QDateTime TextFactory::parseDateTime(const QString& date_time, QString* used_dt_
   }
 
   QDateTime dt;
-  const QLocale locale(QLocale::Language::C);
+  static QLocale locale(QLocale::Language::C);
   static QStringList date_patterns = dateTimePatterns(true);
 
   // QDateTime dt1 = locale.toDateTime("GMT", "t");