From a43ca52aa2d102c7499c7fd8478304a26ea2cd0a Mon Sep 17 00:00:00 2001
From: Volpeon <git@volpeon.ink>
Date: Sat, 18 Jun 2022 15:51:18 +0200
Subject: Improved Lua filters, improved exhibit pages

---
 filters/macros.lua | 72 +++++++++++++-----------------------------------------
 1 file changed, 17 insertions(+), 55 deletions(-)

(limited to 'filters/macros.lua')

diff --git a/filters/macros.lua b/filters/macros.lua
index cb7975b..04cead6 100644
--- a/filters/macros.lua
+++ b/filters/macros.lua
@@ -1,12 +1,6 @@
-function wide(el)
-    local els = pandoc.List()
+local common = require 'filters.lib.common'
 
-    els:insert(pandoc.RawBlock("html", "</div>"))
-    els:insert(el)
-    els:insert(pandoc.RawBlock("html", "<div class=\"l-container l-container--narrow u-ml-0\">"))
-
-    return els
-end
+local vars = {}
 
 function alert(el)
     el.classes = pandoc.List()
@@ -14,22 +8,26 @@ function alert(el)
     el.classes:insert("o-alert--primary")
     el.classes:insert("s-alerts__alert")
 
-    return wide(el)
+    return common.wide(el)
 end
 
 function figure(el)
     local images = pandoc.List()
-
     pandoc.walk_block(el, { Image = function(iel) images:insert(iel) end })
+    images[1].classes:insert("c-figure__image")
+
+    local class = "c-figure js-lightbox__image"
+    if vars.layout and vars.layout.is_exhibit then
+        class = class .. " u-d-none@js"
+    end
+
+    el = pandoc.List()
 
-    el = pandoc.RawBlock("html",
-        "<figure class=\"c-figure js-lightbox__image\">\
-            <a class=\"c-figure__link\" href=\"" .. images[1].src .. "\">\
-                <img class=\"c-figure__image\" src=\"" .. images[1].src .. "\" title=\"" .. images[1].title .. "\" />\
-            </a>\
-        </figure>")
+    el:insert(pandoc.RawBlock("html", "<figure class=\"" .. class .. "\">"))
+    el:insert(pandoc.Link(images[1], images[1].src, nil, { class = "c-figure__link" }))
+    el:insert(pandoc.RawBlock("html", "</figure>"))
 
-    return wide(el)
+    return common.wide(el)
 end
 
 function Div(el)
@@ -42,42 +40,6 @@ function Div(el)
     return el
 end
 
-function CodeBlock(el)
-    if el.classes[1] == "plain" then
-        el = pandoc.Div({ el }, { class = 's-code' })
-    elseif el.classes[1] then
-        local formatted = pandoc.pipe('pygmentize', {
-            '-l', el.classes[1], '-f', 'html', '-O', 'cssclass=s-code s-code--highlight',
-        }, el.text)
-
-        if formatted then el = pandoc.RawBlock('html', formatted) end
-    end
-
-    return wide(el)
-end
-
-function Header(el)
-    if el.level <= 3 then
-        local newchildren = pandoc.List()
-        newchildren:insert(pandoc.Span(el.content, { class = 's-headings__primary' }))
-        el.content = newchildren
-    end
-
-    return el
-end
-
-function Table(el)
-    return wide(el)
-end
+function meta(meta) vars = meta end
 
-function Str(el)
-    local icon = el.text:match('^:(.*):$')
-
-    if icon then
-        return pandoc.RawInline('html',
-            '<svg class="o-icon o-icon--inline" width="1em" height="1em" aria-hidden="true"><use href="/icons.svg#' ..
-                icon .. '"></use></svg>')
-    end
-
-    return el
-end
+return { { Meta = meta }, { Div = Div } }
-- 
cgit v1.2.3-54-g00ecf