Add opt-in toggle for icon display on program page

Requires the page frontmatter parameter “icons” to be set to “true” on the `program.md` file for an event for video and/or slide links to show in the progam page

Signed-off-by: Matt Stratton <matt.stratton@gmail.com>

Author: mattstratton

REFERENCE.md

@@ -21,7 +21,8 @@
 [Pages and Frontmatter](#pages-and-frontmatter)   
  [General Page Fields](#general-page-fields)   
  [Talk Page Fields](#talk-page-fields)   
- [Speaker Page Fields](#speaker-page-fields)   
+ [Speaker Page Fields](#speaker-page-fields)  
+ [Program Page Fields](#program-page-fields)  
  [Blog Post Fields](#blog-post-fields)   
 [Shortcodes](#shortcodes)   
  [google_form](#google_form)   
@@ -275,6 +276,14 @@ Pages of the type `speaker` have a few additional frontmatter elements available
 | `gitlab`   | No       | Speakers' GitLab username.                                                                                                                                                                                 | "mattstratton"                              |
 | `image`    | No       | The image for the speaker. This image is relative to the `static/events/YYYY-CITY/speakers` directory. It can be either .png or .jpg. It must be square, and 300px square, 600px square, or 900px square.  | "matt-stratton.jpg"                         |
 
+### Program Page Fields
+
+The page of type `program` has one additional frontmatter element.
+
+| Field Name | Required | Description                                              | Example |
+|------------|----------|----------------------------------------------------------|---------|
+| `icons`    | No       | Toggles display of slide/video icons on the program page | "true"  |
+
 ### Blog Post Fields
 
 | Field Name      | Required | Description                                                                                                                                                                         | Example                                                                                                                                                                                                                                                                                              |

archetypes/program.md

@@ -3,4 +3,5 @@ City = ""
 Year = ""
 Title = ""
 Type = "program"
+Icons = "false"
 +++

exampleSite/content/events/2017-ponyville/program.md

@@ -4,6 +4,7 @@ Year = "2017"
 date = "2016-07-15T22:06:24-06:00"
 title = "Ponyville 2017 Program"
 type = "program"
+Icons = "TRUE"
 +++
 
 Our program is amazing!

layouts/program/single.html

@@ -4,6 +4,9 @@ <h2>Program</h2>
   {{ .Content }}
 
   {{- $.Scratch.Set "first" "true" -}}
+  {{- with .Params.icons -}}
+    {{- $.Scratch.Set "icons" (. | upper ) -}}
+  {{- end -}}
 
   {{- $e := (index $.Site.Data.events (index (split (.Permalink | relURL) "/") 2)) -}}
 
@@ -113,8 +116,10 @@ <h5 class="mb-0">
                                 {{ $.Scratch.Get .title }}
 
                               </a>
-                              {{- with ($.Scratch.Get (printf "%s-video_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-video-camera" aria-hidden="true"></i></a>&nbsp;{{- end -}}
-                              {{- with ($.Scratch.Get (printf "%s-slides_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-file-text-o" aria-hidden="true"></i></a>&nbsp;{{- end -}}                                
+                              {{- if eq  ($.Scratch.Get "icons")  "TRUE" -}}
+                                {{- with ($.Scratch.Get (printf "%s-video_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-video-camera" aria-hidden="true"></i></a>&nbsp;{{- end -}}
+                                {{- with ($.Scratch.Get (printf "%s-slides_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-file-text-o" aria-hidden="true"></i></a>&nbsp;{{- end -}}
+                              {{- end -}}                           
                               <br/>
                               <br/>
                                 {{- if .comments -}}
@@ -136,8 +141,10 @@ <h5 class="mb-0">
                                             <a href="/events/{{ $e.name}}/program/{{ .title }}">{{ $.Scratch.Get (printf "%s-speaker" .title) }}
                                               -
                                               {{ $.Scratch.Get .title }}</a>&nbsp;
-                                              {{- with ($.Scratch.Get (printf "%s-video_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-video-camera" aria-hidden="true"></i></a>&nbsp;{{- end -}}
-                                              {{- with ($.Scratch.Get (printf "%s-slides_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-file-text-o" aria-hidden="true"></i></a>&nbsp;{{- end -}}  
+                                              {{- if eq  ($.Scratch.Get "icons")  "TRUE" -}}
+                                                  {{- with ($.Scratch.Get (printf "%s-video_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-video-camera" aria-hidden="true"></i></a>&nbsp;{{- end -}}
+                                                  {{- with ($.Scratch.Get (printf "%s-slides_link" .title)) -}}<a href="{{ . }}"><i class="fa fa-file-text-o" aria-hidden="true"></i></a>&nbsp;{{- end -}}  
+                                              {{- end -}}
                                           </li>
                                           {{- else -}}
                                           <li>