Include a page of past events

Resolves UofTCoders/council#216

Author: lwjohnst86

_config.yml

@@ -1,5 +1,6 @@
 #Setup ~~~
 #Follow these 2 steps to set up your site.
+exclude: [".Rproj.user"]
 
 #Step 1: give your study group a name and a short description:
 title: University of Toronto Coders

_includes/events.html

@@ -6,8 +6,9 @@
                     <h2 class="section-heading">Events</h2>
                     <h3 class="section-subheading text-muted">
                       Unless otherwise stated, all our events are held in MADLab at <a href="https://www.google.ca/maps/place/Gerstein+Science+Information+Centre/@43.662195,-79.3961537,17z/data=!3m1!4b1!4m5!3m4!1s0x882b34b854ad5761:0xd4cee6c2ece27846!8m2!3d43.662195!4d-79.393965?dcr=0">
-                         Gerstein Science Information Centre</a>, which is room B112 at the south end of the first lower level. 
+                         Gerstein Science Information Centre</a>, which is room B112 at the south end of the first lower level.
 						 Go through the main entrance of Gerstein, take a right turn down a corridor (across from the admin desk or just past the reading room), then take the stairs down and follow the signs to MADLab, the door should be open 10-15 minutes before each session.
+                      A list of all previous events and sessions can be found on the <a href="{{ site.github.url | replace:'http:','https:' }}/past-events/">"Past Events" page</a>.
                     </h3>
                 </div>
             </div>

_includes/past-events.html

@@ -0,0 +1,36 @@
+<!-- Events Grid Section -->
+    <section id="events" class="bg-light-gray">
+        <div class="container">
+            <div class="row">
+                <div class="col-lg-12 text-center">
+                    <h2 class="section-heading">Past events</h2>
+                    <h3 class="section-subheading text-muted">
+                        This is a list of past UofTCoders events or sessions.
+                    </h3>
+                </div>
+            </div>
+            <div class="col-lg-12">
+              <ul class='events'>
+              {% assign isEvent = 0 %}
+              {% for post in site.posts %}
+                {% capture nowyear %}{{'now' | date: '%Y'}}{% endcapture %}
+                {% capture postyear %}{{post.date | date: '%Y'}}{% endcapture %}
+                {% capture nowday %}{{'now' | date: '%j'}}{% endcapture %}
+                {% capture postday %}{{post.date | date: '%j'}}{% endcapture %}
+                {% assign postday = postday | plus: 0 %}
+                {% assign nowday = nowday | minus: 2 %}
+                {% if postyear < nowyear or postday <= nowday and postyear <= nowyear %}
+                  {% assign isEvent = 1 %}
+                  <li>
+                      <a class='eventTitle' href="{{ post.link }}">{{ post.title }} </a>
+                      <div class='eventSub'><strong>{{ post.date | date: "%-d %B %Y"}}, {{ post.startTime | date:"%I:%M %p" }}, {{ post.location }}</strong><br>{{ post.text }}</div>
+                  </li>
+                {% endif %}
+              {% endfor %}
+              {% if isEvent == 0 %}
+                <a class='eventTitle' href="{{ site.github.issues_url }}">Nothing yet! Propose an event here.</a>
+              {% endif %}
+              </ul>
+            </div>
+        </div>
+    </section>

past-events.html

@@ -0,0 +1,6 @@
+---
+layout: page
+title: "Past events and sessions"
+---
+
+{% include past-events.html %}