Added events collection and first event

Signed-off-by: Jim Martens <github@2martens.de>

_config.yml

@@ -13,6 +13,9 @@ description: > # this means to ignore newlines until "baseurl:"
   related to me personally.
 baseurl: "" # the subpath of your site, e.g. /blog
 url: "https://2martens.de" # the base hostname & protocol for your site
+collections:
+  events:
+    output: true
 defaults:
   -
     scope:
@@ -29,6 +32,13 @@ defaults:
       values:
         layout: "page"
         sidebarboxes: "author encrypted-communication"
+  -
+    scope:
+      path: ""
+      type: "events"
+    values:
+        layout: "event"
+        sidebarboxes: "author encrypted-communication"
 
 # Build settings
 markdown: kramdown

_events/2019-05-26-bezirkswahl.markdown

@@ -0,0 +1,8 @@
+---
+layout: event
+title:  "Bezirks- und Europawahl 2019"
+date: 2018-05-19 10:00:00 +0200
+start_date: 2019-05-26 10:00:00 +0200
+end_date: 2019-05-26 18:00:00 +0200
+location: Hamburg
+---

_includes/sidebar/events.html

@@ -0,0 +1,42 @@
+{% if site.events.size > 0 %}
+<div class="card sidebar mb-3">
+    <header class="card-header">
+        Events
+    </header>
+    <ul class="list-group list-group-flush list-unstyled">
+        {% capture now-unix %}{{ 'now' | date: '%s' | divided_by: 86400 }}{% endcapture %}
+        {% for event in site.events %}
+            {% capture event-time %}{{ event.start_date | date: '%s' | divided_by: 86400 }}{% endcapture %}
+            {% if now-unix <= event-time %}
+            <li itemscope itemtype="http://schema.org/Event">
+                <div class="card-body">
+                    <header>
+                        <h6 itemprop="name about"><a href="{{ event.url | relative_url }}">{{ event.title }}</a></h6>
+                        <ul class="list-unstyled">
+                            <li><span class="far fa-map-marker"></span> <span itemprop="location">{{ event.location }}</span></li>
+                            <li>
+                                <span class="far fa-calendar-alt"></span>
+                                <time datetime="{{ event.start_date | date_to_xmlschema }}" itemprop="startDate">
+                                    {% if event.end_date %}Start: {% else %}Date: {% endif %}{{ event.start_date | date: "%b %-d, %Y %H:%M" }}
+                                </time>
+                            </li>
+                            {% if event.end_date %}
+                            <li>
+                                <span class="far fa-calendar-alt"></span>
+                                <time datetime="{{ event.end_date | date_to_xmlschema }}" itemprop="endDate">
+                                    End: {{ event.end_date | date: "%b %-d, %Y %H:%M" }}
+                                </time>
+                            </li>
+                            {% endif %}
+                        </ul>
+                    </header>
+                    <div class="card-text text-justify" itemprop="description">
+                        {{ event.content }}
+                    </div>
+                </div>
+            </li>
+            {% endif %}
+        {% endfor %}
+    </ul>
+</div>
+{% endif %}

_layouts/event.html

@@ -0,0 +1,36 @@
+---
+layout: default
+---
+{% if page.date_modified %}
+{% assign modified = page.date_modified %}
+{% else %}
+{% assign modified = page.date %}
+{% endif %}
+
+<div class="post" itemscope itemtype="http://schema.org/Event">
+    <header class="post-header">
+        <h1 class="post-title" itemprop="name about">{{ page.title }}</h1>
+    </header>
+
+    <ul class="list-unstyled">
+        <li>
+            <span class="far fa-map-marker"></span>
+            <span itemprop="location">{{ page.location }}</span>
+        </li>
+        <li>
+            <span class="far fa-calendar-alt"></span>
+            <time datetime="{{ page.start_date | date_to_xmlschema }}" itemprop="startDate">
+                {% if page.end_date %}Start: {% else %}Date: {% endif %}{{ page.start_date | date: "%b %-d, %Y %H:%M" }}
+            </time>
+        </li>
+        {% if page.end_date %}
+        <li>
+            <span class="far fa-calendar-alt"></span>
+            <time datetime="{{ page.end_date | date_to_xmlschema }}" itemprop="endDate">
+                End: {{ page.end_date | date: "%b %-d, %Y %H:%M" }}
+            </time>
+        </li>
+        {% endif %}
+    </ul>
+    <div class="text-justify" itemprop="description">{{ content }}</div>
+</div>

index.html

@@ -1,5 +1,6 @@
 ---
 layout: default
+sidebarboxes: author encrypted-communication events
 ---
 
 <h1>2martens.de</h1>