1 files changed, 0 insertions, 161 deletions
diff --git a/paper/lua-filters/scrlttr2/scrlttr2.lua b/paper/lua-filters/scrlttr2/scrlttr2.lua
deleted file mode 100644
index 78f38fd..0000000
--- a/paper/lua-filters/scrlttr2/scrlttr2.lua
+++ /dev/null
@@ -1,161 +0,0 @@
--- Ensure unpack also works if pandoc was compiled against Lua 5.1
-local unpack = unpack or table.unpack
-local List = require 'pandoc.List'
-local stringify = (require 'pandoc.utils')['stringify']
-
---- Set some default options
-local default = {
-  opening = 'Dear Sir/Madam,',
-  closing = 'Sincerely,',
-  address = 'no address given'
-}
-
---- Return a list of inlines representing a call to a latex command.
-local function latex_command (command, ...)
-  local entry = {
-    pandoc.RawInline('latex', '\\' .. command),
-  }
-  for _, arg in ipairs{...} do
-    entry[#entry + 1] = pandoc.RawInline('latex', '{')
-    if type(arg) ~= 'table' then
-      entry[#entry + 1] = pandoc.RawInline('latex', tostring(arg))
-    else
-      List.extend(entry, arg)
-    end
-    entry[#entry + 1] = pandoc.RawInline('latex', '}')
-  end
-  return entry
-end
-
---- Convert the given meta-value to a list of inlines
-local function ensure_inlines (val)
-  if not val or type(val) == 'string' or type(val) == 'boolean' then
-    return pandoc.MetaInlines{pandoc.Str(tostring(val))}
-  elseif type(val) == 'table' and val.t == 'MetaInlines' then
-      return val
-  elseif type(val) == 'table' then
-    local res = List:new{}
-    for i = 1, #val do
-      res:extend(val[i])
-      res[#res + 1] = pandoc.RawInline('latex', '\\\\ ')
-    end
-    res[#res] = nil -- drop last linebreak
-    return pandoc.MetaInlines(res)
-  else
-    return pandoc.MetaInlines{pandoc.Str(pandoc.utils.stringify(val))}
-  end
-end
-
---- Convert the given value to a MetaList
-local function ensure_meta_list (val)
-  if not val or val.t ~= 'MetaList'  then
-    return pandoc.MetaList{}
-  else
-    return val
-  end
-end
-
---- Set supported variables as KOMA variables.
-function setkomavar_commands (meta)
-  local set_vars = {}
-  local res = {}
-  local function set_koma_var (name, value, enable)
-    if value ~= nil then
-      res[#res + 1] = latex_command('setkomavar', name, ensure_inlines(value))
-      if enable then
-        set_vars[#set_vars + 1] = name
-      end
-    end
-  end
-
-  set_koma_var('fromname', meta.fromname or meta.author)
-  set_koma_var('fromaddress', meta.fromaddress or meta['return-address'])
-  set_koma_var('subject', meta.subject)
-  set_koma_var('title', meta.title)
-  set_koma_var('signature', meta.signature)
-  set_koma_var('customer', meta.customer)
-  set_koma_var('yourref', meta.yourref)
-  set_koma_var('myref', meta.myref)
-  set_koma_var('invoice', meta.invoice)
-  set_koma_var('place', meta.place)
-
-  set_koma_var('fromfax', meta.fromfax or meta.fax, true)
-  set_koma_var('fromurl', meta.fromurl or meta.url, true)
-  set_koma_var('fromlogo', meta.fromlogo or meta.logo, true)
-  set_koma_var('fromemail', meta.fromemail or meta.email, true)
-  set_koma_var('fromphone', meta.fromphone or meta.phone, true)
-
-  -- don't set date if date is set to `false`
-  if meta.date == nil or meta.date == true then
-    if meta['date-format'] then
-      set_koma_var('date', os.date(stringify(date_format)))
-    else
-      set_koma_var('date', pandoc.MetaInlines{pandoc.RawInline('latex', '\\today')})
-    end
-  elseif meta.date then
-    set_koma_var('date', meta.date)
-  end
-
-  if meta['KOMAoptions'] or #set_vars >= 1 then
-    res[#res + 1] = latex_command(
-      'KOMAoptions',
-      meta['KOMAoptions']
-        or table.concat(set_vars, '=true,') .. '=true'
-    )
-  end
-
-  return res
-end
-
---- Bring Metadata in a form suitable for the scrlttr KOMA class
-local function make_koma_metadata(meta)
-  local header_includes = ensure_meta_list(meta['header-includes'])
-  List.extend(header_includes, setkomavar_commands(meta))
-
-  local include_before = ensure_meta_list(meta['include-before'])
-  List.extend(
-    include_before,
-    {
-      pandoc.MetaInlines(
-        latex_command(
-          'begin',
-          'letter',
-          ensure_inlines(meta.address or default.address)
-        )
-      ),
-
-      pandoc.MetaInlines(
-        latex_command('opening', meta.opening or default.opening)
-      ),
-    }
-  )
-
-  local include_after = ensure_meta_list(meta['include-after'])
-  List.extend(
-    include_after,
-    {
-      pandoc.MetaInlines(
-        latex_command('closing', meta.closing or default.closing)
-      ),
-      pandoc.MetaInlines(latex_command('end', 'letter')),
-    }
-  )
-
-  -- unset or reset some unwanted vars
-  meta.data   = nil  -- set via komavar 'date'
-  meta.title  = nil  -- set via komavar 'subject'
-  meta.indent = true -- disable parskib
-  -- set documentclass to scrlttr2 if it's unset
-  meta.documentclass = meta.documentclass or pandoc.MetaString'scrlttr2'
-
-
-  meta['header-includes'] = header_includes
-  meta['include-before'] = include_before
-  meta['include-after'] = include_after
-
-  return meta
-end
-
-return {
-  {Meta = make_koma_metadata}
-}