{% assign PageLayout  = page.layout     | replace : ' ','-'     | downcase %}
{% assign PageBook    = page.collection | replace : ' ','-'     | downcase %}
{% assign PageChapter = page.chapter    | replace : ' ','-'     | downcase %}
{% assign PageTopic   = page.topic      | replace : ' ','-'     | downcase %}
{% assign PageTitle   = page.title      | replace : ' ','-'     | downcase %}
{% assign PageTag     = page.tag        | replace : ' ',' tag-' | prepend : ' tag-' | downcase %}
{% assign PageLabel   = page.label      | prepend: '/' | downcase %}

{% assign PageUrl     = page.url | replace : '.html','' | replace : '/index','' | slice: 1,999 %}
{% assign PageShare   = PageUrl  | prepend : '/' | prepend : site.url %}

{% assign PageArtwork = page.url | prepend : 'artwork'     | replace : '.html','' %}
{% assign PageImage   = page.url | prepend : '/assets/img' | replace : '.html','' %}
{% assign PageVideo   = page.url | prepend : '/assets/vid' | replace : '.html','' %}

{% assign PageType    = page.type | prepend : 'type-' %}
{% assign PageSplit   = page.type | prepend : 'split-' %}
{% assign PageInfo    = page.type | append  : '-info' %}
{% assign TypeChapter = page.type | append  : '-chapter' %}
{% assign TypeWeight  = page.type | append  : '-weight' %}
{% assign TypeIcon    = page.type | append  : '-icon' %}

{% assign ChapterID   = page.chapter | replace : ' ','-' | append : '-' | downcase %}
{% assign PageID      = page.title   | replace : ' ','-' | downcase %}
{% assign ScrollID    = ChapterID     | append : PageID %}

{% assign ChapterWrap  = page.chapter | prepend : '<span>' | append : '</span>' %}
{% assign ChapterSplit = ChapterWrap | split : ' ' | join : '</span> <span>' %}

{% assign BookPath    = page.collection | replace : ' ','-' | prepend : 'artwork/' | downcase %}
{% assign ChapterPath = page.chapter    | replace : ' ','-' | prepend : '/' | append : '/' | downcase %}

{% assign NameCount = 0 %}

{%- if page.type == 'home' -%}
  {% assign PageIsHome = true %}
{%- else -%}
  {% assign PageIsHome = false %}
{%- endif -%}

{%- if page.type == 'book' -%}
  {% assign PageIsBook = true %}
{%- else -%}
  {% assign PageIsBook = false %}
{%- endif -%}

{%- if page.type == 'chapter' -%}
  {% assign PageIsChapter = true %}
{%- else -%}
  {% assign PageIsChapter = false %}
{%- endif -%}

{%- if page.type == 'topic' -%}
  {% assign PageIsTopic = true %}
{%- else -%}
  {% assign PageIsTopic = false %}
{%- endif -%}

{%- if page.topic -%}
  {% assign PageInTopic = true %}
{%- else -%}
  {% assign PageInTopic = false %}
{%- endif -%}

{%- if page.type == 'page' -%}
  {% assign PageIsPage = true %}
{%- else -%}
  {% assign PageIsPage = false %}
{%- endif -%}

{%- if page.type == 'empty' -%}
  {% assign PageIsEmpty = true %}
{%- else -%}
  {% assign PageIsEmpty = false %}
{%- endif -%}

{%- unless SiteIsBook -%}
  {% assign IconPath = BookPath | append : ChapterPath %}
{%- else -%}
  {% assign IconPath = ChapterPath | prepend : 'artwork' %}
{%- endunless -%}

{%- if page.pies -%}
  {% assign ClipPies = true %}
{%- endif -%}

{% assign NoSubtitle = false %}

{% unless page.pies %}
  {% unless page.subtitle %}
    {% assign NoSubtitle = true %}
  {% endunless %}
{% endunless %}