Feat(plugin): add source-link plugin

plugins/source-link/source_link.py

@@ -0,0 +1,37 @@
+from pelican import signals
+import logging
+import os
+
+logger = logging.getLogger(__name__)
+from pelican.settings import DEFAULT_CONFIG
+
+
+def set_default_settings(settings):
+    settings.setdefault("GIT_SOURCE_BASE_URL", None)
+
+
+def init_default_config(pelican):
+    set_default_settings(DEFAULT_CONFIG)
+    if pelican:
+        set_default_settings(pelican.settings)
+
+
+def source_link_generator(article_generator):
+    git_source = article_generator.settings.get(
+        "GIT_SOURCE_BASE_URL", DEFAULT_CONFIG["GIT_SOURCE_BASE_URL"]
+    )
+    root_path = article_generator.settings.get("PATH", DEFAULT_CONFIG.get("PATH", ""))
+    for article in article_generator.articles:
+        article_path = os.path.abspath(os.path.join(root_path, article.source_path))
+        relative_path = os.path.relpath(article_path, root_path)
+        if git_source.endswith("/"):
+            article.source_link = f"{git_source}{relative_path}"
+        else:
+            article.source_link = f"{git_source}/{relative_path}"
+
+        article.path_source_link = "/".join(article.source_link.split("/")[:-1])
+
+
+def register():
+    signals.initialized.connect(init_default_config)
+    signals.article_generator_finalized.connect(source_link_generator)