expose __version__ to templates

CHANGELOG.md

@@ -3,6 +3,8 @@
 ## 0.5.0-dev
 
 * Remove unused function clif that was the original entrypoint #81 0.5.0.dev8
+* Allow template variables to be used in head config #88 0.5.0.dev11
+* Expose `markata.__version__` to templates as `__version__` #89 0.5.0.dev12
 * Fix #33 sluggify paths #69 **BREAKING CHANGE** 0.5.0.dev6
 * Configurable template #70 0.5.dev5, #85 0.5.0.dev11
 * Fix #40 Images overlfow outside of body #66 0.5.0.dev3

markata.toml

@@ -86,7 +86,11 @@ card_template="<li class='post'><a href='/{{ slug }}/'>{{ title }}</a></li>"
 [markata.jinja_md]
 ignore=[
 'jinja_md.md',
+'post_template.md',
 'publish_html.md',
 ]
 
+[[markata.head.meta]]
+name = "og:author_email"
+content = "waylon@waylonwalker.com"
 

markata/plugins/post_template.py

@@ -70,6 +70,7 @@
 from jinja2 import Template, Undefined
 from more_itertools import flatten
 
+from markata import __version__
 from markata.hookspec import hook_impl
 
 env = jinja2.Environment()
@@ -109,9 +110,9 @@ def render(markata: "Markata") -> None:
     with open(template_file) as f:
         template = Template(f.read(), undefined=SilentUndefined)
 
-    if "{{" in str(markata.config.get("head")):
+    if "{{" in str(markata.config.get("head", {})):
         head_template = Template(
-            str(markata.config.get("head")), undefined=SilentUndefined
+            str(markata.config.get("head", {})), undefined=SilentUndefined
         )
     else:
         head_template = None
@@ -120,9 +121,10 @@ def render(markata: "Markata") -> None:
     for article in markata.iter_articles("apply template"):
 
         if head_template:
-            head = eval(head_template.render(**article, config=markata.config))
+            head = eval(head_template.render(__version__=__version__, config=markata.config, **article))
 
         article.html = template.render(
+            __version__=__version__,
             body=article.html,
             toc=markata.md.toc,  # type: ignore
             config={