Глобальные функции превращены в фильтры jinja2 [closes #40]

flatfilecms/__init__.py

@@ -11,7 +11,9 @@ def main(global_config, **settings):
     default_jinja2_filters = """markdown = flatfilecms.filters:markdown2html
         fileglob = flatfilecms.filters:fileglob
         merge_dict = flatfilecms.filters.merge_dict
-        join_url = flatfilecms.filters.join_url"""
+        join_url = flatfilecms.filters.join_url
+        format_date = flatfilecms.filters.format_date
+        format_datetime = flatfilecms.filters.format_datetime"""
     settings['jinja2.filters'] = default_jinja2_filters + settings.get(
         'jinja2.filters', '')
 

flatfilecms/events.py

@@ -1,36 +1,20 @@
-from babel import dates
-from datetime import date
-from functools import partial
-
 from pyramid.events import subscriber
 from pyramid.events import BeforeRender
 
 from .models import load_yaml
 
 
-@subscriber(BeforeRender)
-def add_global(event):
-    event['globals'] = {
-        'format_date':
-        partial(dates.format_date, locale=event['request'].locale_name),
-        'format_datetime':
-        partial(dates.format_datetime, locale=event['request'].locale_name),
-        'today':
-        date.today(),
-    }
-
-
 @subscriber(BeforeRender)
 def add_data(event):
     try:
-        event['data'] = load_yaml('globals.yaml', True)
+        event["data"] = load_yaml("globals.yaml", True)
     except FileNotFoundError:
-        event['data'] = {}
+        event["data"] = {}
 
 
 @subscriber(BeforeRender)
 def add_menu(event):
     try:
-        event['menu'] = load_yaml('menu/default.yaml', True)
+        event["menu"] = load_yaml("menu/default.yaml", True)
     except FileNotFoundError:
-        event['menu'] = []
+        event["menu"] = []

flatfilecms/filters.py

@@ -1,3 +1,5 @@
+from babel import dates
+
 from jinja2 import contextfilter, Markup
 import markdown
 from pathlib import Path
@@ -7,7 +9,7 @@ from markdown.blockprocessors import BlockProcessor
 
 class Jinja2Processor(BlockProcessor):
     def test(self, parent, block):
-        return block.startswith('{%') or block.startswith('{{')
+        return block.startswith("{%") or block.startswith("{{")
 
     def run(self, parent, blocks):
         block = blocks.pop(0)
@@ -27,17 +29,19 @@ class Jinja2Processor(BlockProcessor):
 
 class IgnoreExtension(Extension):
     def extendMarkdown(self, md, md_globals):
-        md.parser.blockprocessors.add('jinja2', Jinja2Processor(md.parser),
+        md.parser.blockprocessors.add(
-                                      ">hashheader")
+            "jinja2", Jinja2Processor(md.parser), ">hashheader"
+        )
 
 
 @contextfilter
 def markdown2html(context, text, render=True):
     result = markdown.markdown(
         text,
-        extensions=[IgnoreExtension(), 'markdown.extensions.extra'],
+        extensions=[IgnoreExtension(), "markdown.extensions.extra"],
-        output_format='html5',
+        output_format="html5",
-        tab_length=2)
+        tab_length=2,
+    )
     if render:
         result = context.environment.from_string(result).render(context)
     if context.eval_ctx.autoescape:
@@ -56,4 +60,16 @@ def fileglob(path, root):
 
 
 def join_url(a, b):
-    return a.rstrip('/') + '/' + b.lstrip('/')
+    return a.rstrip("/") + "/" + b.lstrip("/")
+
+
+@contextfilter
+def format_date(context, *args, **kwargs):
+    kwargs.setdefault("locale", context["request"].locale_name)
+    return dates.format_date(*args, **kwargs)
+
+
+@contextfilter
+def format_datetime(context, *args, **kwargs):
+    kwargs.setdefault("locale", context["request"].locale_name)
+    return dates.format_datetime(*args, **kwargs)

flatfilecms/templates/blogposts.jinja2

@@ -11,8 +11,8 @@
 <a href="{{item[0]}}" class="btn btn-primary">Читать</a>
 </div>
 <div class="card-footer"><small class=text-muted">
-Опубликовано {{globals.format_date(item[1].page['published'], format='long')}}
+Опубликовано {{item[1].page['published']|format_date('long')}}
-{%- if item[1].page['updated'] %}, обновлено {{globals.format_date(item[1].page['updated'], format='long')}}{% endif %}
+{%- if item[1].page['updated'] %}, обновлено {{item[1].page['updated']|format_date('long')}}{% endif %}
 </small></div>
 </div>
 {% endfor %}

flatfilecms/templates/header.jinja2

@@ -56,8 +56,8 @@
     <h1 class="page-title">{{title}}</h1>
     {%- if description %}<p class="page-lead">{{description}}</p>{% endif %}
     <div class="row">
-    {%- if published %}<p class="col-6 col-sm-4 col-md-3"><i class="fas fa-calendar-day"></i> {{globals.format_date(published, format='long')}}</p>{% endif %}
+    {%- if published %}<p class="col-6 col-sm-4 col-md-3"><i class="fas fa-calendar-day"></i> {{published|format_date('long')}}</p>{% endif %}
-  {%- if updated %}<p class="col-6 col-sm-4 col-md-3"><i class="fas fa-edit"></i> {{globals.format_date(updated, format='long')}}</p>{% endif %}
+  {%- if updated %}<p class="col-6 col-sm-4 col-md-3"><i class="fas fa-edit"></i> {{updated|format_date('long')}}</p>{% endif %}
     </div>
   </div>
 </div>

tests/test_events.py

@@ -1,12 +1,3 @@
-def test_globals(fake_request):
-    from flatfilecms.events import add_global
-    event = {'request': fake_request}
-    add_global(event)
-    assert 'globals' in event
-    assert 'format_date' in event['globals']
-    assert 'format_datetime' in event['globals']
-
-
 def test_data(config):
     from flatfilecms.events import add_data
     event = {}