feat: support a default URL-styling with SILE 0.13.4 urlstyle

Override the new urlstyle hook from SILE 0.13.4 in resilient.book,
so it can rely on a dedicated style.

classes/resilient/book.lua

@@ -3,8 +3,8 @@
 -- 2021-2023, Didier Willis
 -- License: MIT
 --
-local plain = require("classes.resilient.base")
-local class = pl.class(plain)
+local base = require("classes.resilient.base")
+local class = pl.class(base)
 class._name = "resilient.book"
 
 local utils = require("resilient.utils")
@@ -13,7 +13,7 @@ local layoutParser = require("resilient.layoutparser")
 -- CLASS DEFINITION
 
 function class:_init (options)
-  plain._init(self, options)
+  base._init(self, options)
 
   self:loadPackage("resilient.sectioning")
   self:loadPackage("masters")
@@ -52,9 +52,16 @@ function class:_init (options)
   -- https://github.com/sile-typesetter/sile/issues/1371
   SILE.settings:set("shaper.spaceenlargementfactor", 1)
 
-  -- Override the standard foliostyle hook to rely on styles
+  -- Command override from loaded packages.
   -- TRICKY, TO REMEMBER: Such overrides cannot be done in registerCommands()
   -- as packages are not loaded yet.
+  -- ASSUMPTION: The corresponding packages are already loaded.
+  -- (Also, we must be sure that reloading them will not reset the hook...
+  -- but our base class cancels the multiple instanciation from SILE 0.14,
+  -- so we should be safe here)
+
+  -- Override the standard foliostyle hook to rely on styles
+  -- Package "folio" is loaded by the plain class.
   self:registerCommand("foliostyle", function (_, content)
     local styleName = SILE.documentState.documentClass:oddPage() and "folio-odd" or "folio-even"
     SILE.call("style:apply:paragraph", { name = styleName }, function ()
@@ -68,10 +75,16 @@ function class:_init (options)
       SILE.process(content)
     end)
   end)
+
+  -- Override the standard urlstyle hook to rely on styles
+  -- Package "url" is loaded by the markdown package.
+  self:registerCommand("urlstyle", function (_, content)
+    SILE.call("style:apply", { name = "url" }, content)
+  end)
 end
 
 function class:declareOptions ()
-  plain.declareOptions(self)
+  base.declareOptions(self)
 
   self:declareOption("layout", function(_, value)
     if value then
@@ -91,7 +104,7 @@ end
 function class:setOptions (options)
   options = options or {}
   options.layout = options.layout or "division"
-  plain:setOptions(options) -- so that papersize etc. get processed...
+  base:setOptions(options) -- so that papersize etc. get processed...
 
   local layout = layoutParser:match(options.layout)
   if not layout then
@@ -114,6 +127,8 @@ function class:setOptions (options)
 end
 
 function class:registerStyles ()
+  base:registerStyles()
+
   -- Sectioning styles
   self:registerStyle("sectioning-base", {}, {
     paragraph = { before = { indent = false },
@@ -328,6 +343,13 @@ function class:registerStyles ()
   self:registerStyle("table-caption-ref-number", { inherit = "table-caption-base-number" }, {
     numbering = { before = { text = "table " } }
   })
+
+  -- url style
+  -- Default is similar to the plain \code command, and quite as bad, but at
+  -- least uses a font-relative size.
+  self:registerStyle("url", {}, {
+    font = { family = "Hack", size = "1.4ex" }
+  })
 end
 
 function class:endPage ()
@@ -336,11 +358,11 @@ function class:endPage ()
   if headerContent then
     self.packages["resilient.headers"]:outputHeader(headerContent)
   end
-  return plain:endPage()
+  return base:endPage()
 end
 
 function class.declareSettings (_)
-  plain:declareSettings()
+  base:declareSettings()
 
   SILE.settings:declare({
     parameter = "book.blockquote.margin",
@@ -351,7 +373,7 @@ function class.declareSettings (_)
 end
 
 function class:registerCommands ()
-  plain:registerCommands()
+  base:registerCommands()
 
   -- Running headers
 

classes/resilient/resume.lua

@@ -5,8 +5,8 @@
 --
 -- This is indeed very minimalist :)
 --
-local plain = require("classes.resilient.base")
-local class = pl.class(plain)
+local base = require("classes.resilient.base")
+local class = pl.class(base)
 class._name = "resilient.resume"
 
 local utils = require("resilient.utils")
@@ -79,7 +79,7 @@ class.nextFrameset = {
 }
 
 function class:_init (options)
-  plain._init(self, options)
+  base._init(self, options)
 
   self:loadPackage("color")
   self:loadPackage("rules") -- for section rules
@@ -139,7 +139,7 @@ function class:newPage ()
   -- See https://github.com/sile-typesetter/sile/issues/1544
   -- Ditching the folio numbering check as the folio is not even incremented yet (?!)
   -- Then the mess below _seems_ to work:
-  plain:newPage() -- It calls and returns self:initialFrame(), but heh...
+  base:newPage() -- It calls and returns self:initialFrame(), but heh...
   self:switchMaster("next")
   return self:initialFrame() -- And now this (?!)
 end
@@ -162,11 +162,13 @@ function class:endPage ()
     SILE.call("eject") -- for vfill to be effective
     SILE.settings:popState()
   end)
-  return plain:endPage()
+  return base:endPage()
 end
 
 -- STYLES
 function class:registerStyles ()
+  base:registerStyles()
+
   self:registerStyle("resume-firstname", {}, {
     font = { style = "light" },
     color = "#a6a6a6"
@@ -290,7 +292,7 @@ local doSection = function (rows, _, content)
 end
 
 function class:registerCommands ()
-  plain:registerCommands()
+  base:registerCommands()
 
   self:registerCommand("cv-header", function (_, content)
     local closure = SILE.settings:wrap()

examples/lefevre-tuor-idril-styles.yml

@@ -683,3 +683,7 @@ toc-pageno:
   origin: "resilient.tableofcontents"
   style:
 
+url:
+  origin: "resilient.book"
+  style:
+

examples/lefevre-tuor-idril.sil

@@ -11,14 +11,6 @@
 \language[main=fr]
 \font[family=Libertinus Serif]
 %
-% No longer required (bug in SILE 0.14.2
-%\script{SILE.outputter:_ensureInit()}
-%
-% UGLY: We don't want URLs to be typeset using a typewriter font :)
-% Just cancel the \code command so the default text font is used.
-% Waiting for urlstyle in SILE code...
-\define[command=code]{\process}%
-%
 \define[command=smallcaps]{\font[features=+smcp]{\process}}
 \define[command=foreign:en]{\em{\language[main=en]{\process}}}
 \define[command=foreign:gr]{\em{\language[main=und]{\process}}}
@@ -33,7 +25,8 @@
 % We therefore wrap the concerned paragraph in a temporary environment where the
 % stretchability is canceled...
 \script{
-SILE.registerCommand("initial", function (options, content)
+local class = SILE.documentState.documentClass
+class:registerCommand("initial", function (options, content)
   SILE.settings:temporarily(function()
     local blSkip = SILE.settings:get("document.baselineskip")
     SILE.settings:set("document.baselineskip", SILE.nodefactory.vglue(SILE.length(blSkip.height.length)))

examples/manual-styles.yml

@@ -898,3 +898,10 @@ toc-pageno:
   origin: "resilient.tableofcontents"
   style:
 
+url:
+  origin: "resilient.book"
+  style:
+    font:
+      family: "Hack"
+      size: "1.4ex"
+