remove repo_type and make repo_name intuitive (#260)

resolves #259

docs/conf.py

@@ -112,7 +112,6 @@
     "site_url": "https://jbms.github.io/sphinx-immaterial/",
     "repo_url": "https://github.com/jbms/sphinx-immaterial/",
     "repo_name": "Sphinx-Immaterial",
-    "repo_type": "github",
     "edit_uri": "blob/main/docs",
     "globaltoc_collapse": True,
     "features": [

docs/customization.rst

@@ -176,15 +176,27 @@ Configuration Options
 
     .. themeconf:: repo_url
 
-        Set the repo url for the link to appear.
+        The link to the repository will be rendered next to the search bar on large screens and as
+        part of the main navigation drawer on smaller screen sizes. Additionally, for public
+        repositories hosted on `GitHub <https://github.com>`_ or `GitLab
+        <https://about.gitlab.com/>`_, the number of stars and forks is automatically requested and
+        rendered.
+
+        GitHub repositories also include the tag of the latest release. Unfortunately, GitHub
+        only provides `an API endpoint to obtain the latest release
+        <https://docs.github.com/en/rest/releases/releases#get-the-latest-release>`_ - not the
+        latest tag. Thus, make sure to create a release (not pre-release) for the latest tag you
+        want to display next to the number of stars and forks.
 
     .. themeconf:: repo_name
 
-        The name of the repo. If must be set if repo_url is set.
+        The name of the repository. If :themeconf:`repo_url` is set, then the repository's name
+        will be extracted from the given URL. Optionally, this can be set to customize the
+        repository name.
 
-    .. themeconf:: repo_type
-
-        Must be one of github, gitlab or bitbucket.
+        .. warning::
+            If the :themeconf:`repo_url` does not use a ``github``, ``gitlab``, or ``bitbucket``
+            domain, then this option must be set explicitly.
 
     .. themeconf:: icon
 

sphinx_immaterial/__init__.py

@@ -1,6 +1,8 @@
 """Sphinx-Immaterial theme."""
 
 import os
+import re
+from urllib.parse import urlparse
 from typing import cast, List, Type, Dict, Mapping, Optional
 
 import docutils.nodes
@@ -245,6 +247,20 @@ def _config_inited(
         DEFAULT_THEME_OPTIONS, config["html_theme_options"]
     )
 
+    theme_options: dict = config["html_theme_options"]
+    repo_url: Optional[str] = theme_options.get("repo_url", None)
+    if not theme_options.get("repo_name", None) and repo_url:
+        # auto-extract repo_name from repo_url
+        url = urlparse(repo_url)
+        if re.search("github|gitlab|bitbucket", url.netloc) is None:
+            raise AttributeError(
+                "'repo_url' does not use a github, gitlab, or bitbucket domain, so"
+                " the `repo_name` must be set explicitly."
+            )
+        config["html_theme_options"]["repo_name"] = url.path.split("/")[2].rstrip(
+            ".git"
+        )
+
 
 def setup(app: Sphinx):
     app.connect("config-inited", _config_inited)

sphinx_immaterial/theme.conf

@@ -48,8 +48,6 @@ consent =
 repo_url =
 # The name of the repo. If must be set if repo_url is set
 repo_name =
-# Must be one of github, gitlab or bitbucket
-repo_type = github
 # url segment that is concatenated with repo_url to point readers to the document's
 # source file. This is typically in the form of 'blob/<branch name>/<docs source folder>'.
 edit_uri =