Add support for uploading HEVC videos

app/controllers/posts_controller.rb

@@ -196,15 +196,15 @@ def require_signed_in
   def handle_form_submit(params, view)
     @post = post_from_form(params)
     if params[:commit] == "Upload Selected Image"
-      if  !(params[:post][:pic].nil?)
+      if !(params[:post][:pic].nil?)
         begin
           @image = Image.new
           @image.blob.attach params[:post][:pic]
           @image.save
-          file_ext = path_for(@image.blob).split(".").last
+          file_ext = path_for(@image.blob).split(".").last.downcase
           if (file_ext == "mp3")
             @post.content += process_new_audio(@image)
-          elsif ["mp4","mov"].include? file_ext
+          elsif ["mp4","mov","hevc"].include? file_ext
             @post.content += process_new_video(@image)
           else
             @post.content += process_new_image(@image)

app/views/posts/_form.html.erb

@@ -3,7 +3,7 @@
   <%= form.date_field :date, :style => 'display:inline;', :value => @post.datetime.strftime("%Y-%m-%d"), type: (@show_date ? :date : :hidden) %>
   <%= form.time_field :time, :style => 'display:inline;', :value => @post.datetime.strftime("%H:%M"), type: (@show_date ? :time : :hidden) %>
   <%= form.text_area :content, :rows => 10, :dir => "auto", :style => 'display:block;width:100%;', :oninput => "doRender()", :value => @post.content %>
-  <%= form.file_field :pic, :accept => "image/*,.mp4,.mov,.mp3", :style => "display:inline;" %>
+  <%= form.file_field :pic, :accept => "image/*,.mp4,.mov,.hevc,.mp3", :style => "display:inline;" %>
   <%= form.submit :value => "Upload Selected Image", data: {disable_with: "Upload Selected Image"}, :style => "display:inline;" %>
   <%= form.submit :value => "Save Post", :style => "display:block;" %>
 <% end %>