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Modul:msngtbllin

Dari Wikikamus bahasa Indonesia, kamus bebas

Dokumentasi untuk modul ini dapat dibuat di Modul:msngtbllin/doc

--[===[

MODULE "MSNGTBLLIN" (single tabelo kun lingvoj)

"eo.wiktionary.org/wiki/Modulo:msngtbllin" <!--2024-Dec-05-->
"id.wiktionary.org/wiki/Modul:msngtbllin"

Purpose: brews a table with info about one language

Utilo: generas tabelon kun informoj pri unu lingvo

Manfaat: membuat tabel dengan informasi tentang satu bahasa

Syfte: skapar en tabell med information kring ett spraak

Used by templates / Uzata far sxablonoj /
Digunakan oleh templat / Anvaent av mallar:
* "montablng" (EO) / "mpltabbah" (ID)

Required submodules / Bezonataj submoduloj / Submodul yang diperlukan:
* "loaddata-tbllingvoj" T78 in turn requiring template "tbllingvoj" (EO)
* "loaddata-tblbahasa" T78 in turn requiring template "tblbahasa" (ID)

Incoming: * 2 parameters
            * anonymous obligatory parameter
              * string with 2 or 3 char:s -- language access code
            * named obligatory parameter
              * "infsel=" control string for lines -- 6 digits (boolean
                 options: "0" do not show | "1" show and query |
                 value "2" NOT available here)
                * "d07" "tln" top lng cat
                * "d07" "kap" cat
                * "d08" "vor" cat
                * "d08" "mal" cat
                * "d09" "apx" appendix
                * "d09" "ind" index

Returned: * one big string

This module is unbreakable (when called with correct module name
and function name). Every imaginable input from the caller and
from the imported module "loaddata-tbllingvoj" will output either
a useful result or at least the string "Grava eraro".

Cxi tiu modulo estas nerompebla (kiam vokita kun gxustaj nomo de modulo
kaj nomo de funkcio). Cxiu imagebla enigo de la vokanto kaj
de la importata modulo "loaddata-tbllingvoj" eldonos aux
utilan rezulton aux almenaux signocxenon "Grava eraro".

In "msngtbllin" we walk down and for every d-item /d00/ ... /d13/ we brew a
row with two cells title and content. In "bigtable-tbllingvoj" "mkomtbllin" we
walk right and for every d-item /d00/ ... /d13/ we brew one cell in a column.

Note that the parameter "infsel=" (control string with 6 char:s) has almost
same function in both "bigtable-tbllingvoj" "mkomtbllin" and "msngtbllin", but
some of the values are tristate in "bigtable-tbllingvoj" "mkomtbllin", whereas
all are boolean in "msngtbllin", and querying is always on.

It is possible to control whether to show link to appendix page in "d09"
or not. This is provided for consistency with "mkomtbllin", but since
this module "msngtbllin" is supposed to be called from exactly those
appendix pages (via "montablng" or "mpltabbah"), this subparameter will
usually be false ie "0".

Line numbering in the source table:
- numbering starts from ZERO
- /cy/ does not count (it has theoretically index "-1")
- note that there is no comma between /cy/ and /c0/

Structure of a line in the source table with 1+11 values
for 1+11 lines in the generated table:
- /cy/ : y-index marker (2 or 3 digits)
- /c0/ : name of the language in the site language
         * EO: usually AJ lowercase, alternatively SB uppercase begin
         * ID: without "bahasa " and begins with uppercase letter
- /c1/ : QID (for example "Q5432") "Q" + 2...8 digits, earliest digit
         "1"..."9", further digits "0"..."9"
- /c2/ : name of the language in the language itself
         ("propralingve")
- /c3/ : constructed and antique status (digit "0"..."3")
- /c4/ : ISO 639-1:2002 2-letter code (only lowercase)
- /c5/ : ISO 639-3:2007 3-letter code (only lowercase)
- /c6/ : wiki access code, itself usually same as /cy/, but may be different
         and longer up to 10 char:s, for example "zh-min-nan", leave it "-"
         here if code is same or unknown, use "??" if code belongs to
         other language ("als.pedia.org")
- c7 : wiki availability code (2 digits "0"..."2" ie "00"..."22"),
       "-" causes reddish background and no info about availability
- c8 : name of ipedia article, base principle usually
       followed (there are some exceptions):
       - EO: core word usually AJ name with uppercased begin
             followed by " lingvo", no "la" article
       - ID: prefixed by "Bahasa " and core word begins with uppercase letter
- c9 : category with our site language ("eo" or "id") in other tionary
       (with category NS prefix, but without language prefix, without "]]"
       or other nonsense, can be absurdly long
       "Rummad:Wikeriadur:Distagaduriou' a vank en indonezeg" has 52
       octet:s and even worse 2 apo:s)
- ca : number of pages in that category, apo:s ("16'384") are
       tolerable (this cannot be peeked automatically)
Note that /cy/ and /c0/ are ultimately obligatory, the remaining
ones are only highly desirable.

Overall structure of the generated destination table:
* title cell "colspan=2" with fixed string (big, bold, no link)
* body part
  * 14 rows per 2 cells with info
     or
  * one single cell "colspan=2" with lagom error #E12 "Nekonata lingvokodo"
* bottom cell "colspan=2" with update/purge link (depends on pagename)
  and link to source table (fixed) and link to complete table (fixed)

Structure of the right column in the destination table with 14 rows:
- /d00/ : * incoming language access code (bold) only if valid and found
          # adjust background for "eo" only
- /d01/ : * name of the language in the site language with link to the
            lemma page (name literally peeked from /c0/ in the source table,
            must be available and valid, link augmented by "lfiultpl5repl"
            according to control string "contabpages[0]")
- /d02/ : * QID (for example "Q5432")
- /d03/ : * name of the language in the language itself
            (literally peeked from /c1/ in the source table)
- d04 : - constructed and antique status (expanded from digit "0"..."3"
          peeked from "c2" in the source table)
        # adjust background to greenish or grey if applicable
- d05 : - "ISO 639-1:2002" 2-letter langcode
          (literally peeked from "c3" in the source table)
- d06 : - "ISO 639-3:2007" 3-letter langcode
          (literally peeked from /c4/ in the source table)
- d07 : - ? link to the "tln" top lng category in own tionary if
            desired, no page count here
        - ? EOL (only if both cat:s are desired)
        - ? link to the "kap" category in own tionary with all words in
            the language (constructed from constant string "strpikkatns"
            (category namespace prefix without ":") and /c0/ augmented by
            "lfiultpl5repl" according to control string "contabpages[6]")
          - ? EOL (if complaint below exists)
          - ? complaint about not existing if applicable
          - ? EOL (if the "parent" link to the "kap" category is present)
          - ? number of pages (queried) or "??" if querying does not work
        # adjust background to reddish if the category (one of two)
          does not exist
        ! depends on variables "tabctl.tlnsow" and "tabctl.tlnexp" and "tabctl.kapsow"
          and "tabctl.kapexp" and includes expensive querying (2), column
          can be completely hidden by "tabkol.d07"
- d08 : - ? link to the "vor" category in own tionary with all dictionaries in
            the language (constructed from constant string "strpikkatns"
            (category namespace prefix without ":") and /c0/ augmented by
            "lfiultpl5repl" according to control string "contabpages[3]"), no
            page count here
        - ? EOL (only if both cat:s are desired)
        - ? link to the "mal" template cat
          - ? EOL (if complaint below exists)
          - ? complaint about not existing if applicable
          - ? EOL (if the "parent" link to the "mal" template cat is present)
          - ? number of pages (queried) or "??" if querying does not work
        # adjust background to reddish if the category (one of two)
          does not exist
        ! depends on variables "tabctl.vorsow" and "tabctl.vorexp" and "tabctl.malsow"
          and "tabctl.malexp" and includes expensive querying (2), column
          can be completely hidden by "tabkol.d08"
- d09 : - link to the appendix page (constructed from constant string
          "strpikapxns" (appendix namespace prefix without ":") and /c0/
          augmented by "lfiultpl5repl" according to control string
          "contabpages[1]") controlled by "tabctl.apxsow"
        - EOL (only if both pages are desired)
        - link to the index page in own tionary with
          the language (constructed from constant string "strpikindns"
          (index namespace prefix without ":") and /c0/ augmented by
          "lfiultpl5repl" according to control string "contabpages[2]")
        # adjust background to reddish if at least one of them does not exist
        ! depends on variables "tabctl.apxsow" and "tabctl.apxexp" and "tabctl.indsow"
          and "tabctl.indexp" and includes expensive querying (1), column
          can be completely hidden by "tabkol.d09"
- d10 : - quasi-external link to wikipedia in the language concerned
          (constructed from "c5" and "c6" and /cy/, irrespective availability)
        - EOL (if note below exists)
        - note about bad availability if applicable
        # adjust background to grey according to bad availability
        ! no expensive querying here
- d11 : - quasi-external link to tionary in the language concerned
          (constructed from "c5" and "c6" and /cy/, irrespective availability)
        - EOL (if note below exists)
        - note about bad availability if applicable
        # adjust background to grey according to bad availability
        ! no expensive querying here
        & special rule ie blocking for own site language
- d12 : - quasi-external link to the article in own ipedia about the language
          (article name constructed from "c7", or alternatively if "c7" is
          not available then it is guessed using "lfiultpl5repl" from /c0/
          and "contabpages[7]" and " (??)" is added)
        # adjust background to reddish if "c7" is not available
        ! no expensive querying here
- d13 : - quasi-external link to EO or ID category in the tionary in the
          language concerned (peeked from "c8" in the source table)
        - EOL (if number of articles below exists)
        - number of articles (peeked from "c9" in the source table)
        # adjust background to reddish if "c8" or "c9" is not available
        ! no expensive querying here
        & special rule ie blocking for own site language

Expensive querying: !!!FIXME!!!
There are 6 expensive queries (2 cat:s plus appendix plus index, one cat
costs 2 bucks ("ifexist" and "pagesincategory") per page, appendix and index
cost one buck per page) per language and thus per table row. This is a big
problem in "bigtable-tbllingvoj" "mkomtbllin" but here in "msngtbllin"
it is no problem at all.

Error handling (here in "msngtbllin" we are much stricter than
"bigtable-tbllingvoj" "mkomtbllin" is and do NOT show broken stuff, and do NOT
use red background, but reddish background is still applied when appropriate):
- argument supplied from the caller is bad, or neither the requested language
  nor our own language could be
  peeked, or the peeked complete line contains syntax errors,
  output is minimal with huge error "Grava eraro" then, no big table
  (replace the output string if we already began to brew the table)
- #E12 unknown langcode still show table with lagom "Nekonata lingvokodo"
- if there are too many elements in a line then we ignore the
  superfluous ones
- if there are too few elements (but at least one ie /c0/) in a line
  then we show "-" (not "=") and adjust the background color in
  cells not getting any content
- if /c0/ is not available then #E15 "Grava eraro"
- if "mw.title.getCurrentTitle().prefixedText" does not reveal our
  pagename (needed for purge link) then we don't whine but use a bad
  default "Special:Recent changes" instead

Errors codes in "numerr":
* #E01 -- internal
* #E02
* #E03
* #E08 -- number of anon param
* #E11 -- obviously invalid langcode from anon param {{{1}}} (only msng)
* #E12 -- unknown langcode from anon param {{{1}}} (only msng,
          only error showed inside table)
* #E13 -- anon param {{{1}}} boolean is bad (only big)
* #E14 -- anon param {{{2}}} integer is bad (only big)
* #E15 -- fatal (only msng)
* #E16 -- named param "infsel=" missing
* #E17 -- named param "infsel=" invalid

]===]

local exporttable = {}

require('strict')

------------------------------------------------------------------------

---- CONSTANTS [O] ----

------------------------------------------------------------------------

-- uncommentable (imports)

      -- local constringvoj = "Modulo:loaddata-tbllingvoj"    -- EO
        local constringvoj = "Modul:loaddata-tblbahasa"    -- ID

-- constant table -- ban list -- add obviously invalid access codes (2-letter or 3-letter) only

-- length of the list is NOT stored anywhere, the processing stops
-- when type "nil" is encountered, used by "lfivalidatelnkoadv" only

  -- controversial codes (sh sr hr), (zh cmn)
  -- "en.wiktionary.org/wiki/Wiktionary:Language_treatment" excluded languages
  -- "en.wikipedia.org/wiki/Spurious_languages"
  -- "iso639-3.sil.org/code/art" only valid in ISO 639-2
  -- "iso639-3.sil.org/code/gem" only valid in ISO 639-2 and 639-5, "collective"
  -- "iso639-3.sil.org/code/zxx" "No linguistic content"

local contabisbanned = {}
contabisbanned = {'by','dc','ll','jp','art','deu','eng','epo','fra','gem','ger','ido','lat','por','rus','spa','swe','tup','zxx'} -- 1...19

  -- background colour translation for
  -- lng status "d04" sub "lfhintegertocol6d"

  local contabwarnlng = {}
  contabwarnlng [0] = '?'      -- default (yellow) -> ordinary lang
  contabwarnlng [1] = 'D0FFD8' -- greenish -> semiconlang
  contabwarnlng [2] = 'A0FFC0' -- more greenish, but still not green -> conlang
  contabwarnlng [3] = 'D0D0D0' -- grey -> dead lang

  -- background colour translation for
  -- wiki availability "d10" & "d11" sub "lfhintegertocol6d"

  local contabwarnwik = {}
  contabwarnwik [0] = 'B0B0B0' -- darker grey -> dead domain
  contabwarnwik [1] = 'D0D0D0' -- grey -> closed wiki
  contabwarnwik [2] = '?'      -- default (yellow) -> good wiki

-- uncommentable text

      -- local constrtop = '<big><b>Informoj pri lingvo</b></big>'    -- EO (komp NO sng YES)
        local constrtop = '<big><b>Informasi bahasa</b></big>'     -- ID (komp NO sng YES)

-- uncommentable text for lng status /d04/ and wiki availability /d10/ & /d11/

local contabd04ap = {}
      -- contabd04ap = {'ne planita','parte planita','planita','antikva'}    -- EO (index 1...4, no spaces)
        contabd04ap = {'tidak buatan','agak buatan','buatan','kuno'}      -- ID (index 1...4, no spaces)
local contabd10d11w = {}
      -- contabd10d11w = {'fermita aux malplena','nedisponebla'}    -- EO
        contabd10d11w = {'tertutup atau kosong','tidak ada'}     -- ID

-- surrogate transcoding table (only needed for LFIKODEOSG in turn LFHFILLSURRSTRTAB)

local contabtransluteo = {}
contabtransluteo[ 67] = 0xC488 -- CX
contabtransluteo[ 99] = 0xC489 -- cx
contabtransluteo[ 71] = 0xC49C -- GX
contabtransluteo[103] = 0xC49D -- gx
contabtransluteo[ 74] = 0xC4B4 -- JX
contabtransluteo[106] = 0xC4B5 -- jx
contabtransluteo[ 83] = 0xC59C -- SX
contabtransluteo[115] = 0xC59D -- sx
contabtransluteo[ 85] = 0xC5AC -- UX breve
contabtransluteo[117] = 0xC5AD -- ux breve

-- constant table (color)

local contabwarna = {}
contabwarna['frame'] = '2020E0' -- table frame color (blue) (used only below)
contabwarna['bkgud'] = 'FFFFD0' -- default cell background color (light yellow) (used in sub and main)
contabwarna['reddi'] = 'FFD8D8' -- cell background color on minor error (reddish) (used in main)

-- constant table (HTML)

local constrbord = 'border:0.25em solid #' .. contabwarna['frame'] .. ';' -- part of "style" element (used only here in this block)

local contabhtml = {} -- various <table> and <div>
contabhtml['bigbeg'] = '<table style="' .. constrbord .. 'float:right;margin:0 0 1em 1em;border-collapse:collapse;">'

  local constrtdbg = '<td style="' .. constrbord .. 'text-align:center;padding:0.4em;">'              -- colspan NO color NO
  local constrtdcs = '<td style="' .. constrbord .. 'text-align:center;padding:0.4em;" colspan="2">'  -- colspan YES color NO (komp NO sng YES)
  local constrtddf = '<td style="' .. constrbord .. 'text-align:center;padding:0.4em;background:#'    -- colspan NO color YES
  local constrtdfd = ';">'                              -- part of HTML table code after HEX color
  local constrtden = '</td>'

-- constant strings err

  local constrkros = '&nbsp;#&nbsp;#&nbsp;'             -- lagom -> huge circumfix
  local constremibg = '<span class="error">'            -- minimal whining begin
  local constremien = '</span>'                         -- minimal whining end
  local constrelabg = '<span class="error"><b>'         -- lagom whining begin
  local constrelaen = '</b></span>'                     -- lagom whining end
  local constrehubg = constrkros .. constrelabg         -- huge whining begin
  local constrehuen = constrelaen .. constrkros         -- huge whining end

-- uncommentable error messages

local contaberaroj = {}
      -- contaberaroj[12] = 'Nekonata lingvokodo'
        contaberaroj[12] = 'Kode bahasa tidak dikenal'           -- #E12
      -- contaberaroj[15] = 'Grava eraro'
        contaberaroj[15] = 'Kesalahan jahat'                     -- #E15
      -- contaberaroj[16] = 'Parametro "infsel=" ne transdonita'
        contaberaroj[16] = 'Parameter "infsel=" tidak diterima'  -- #E16
      -- contaberaroj[17] = 'Parametro "infsel=" nevalida'
        contaberaroj[17] = 'Parameter "infsel=" tidak benar'     -- #E17

-- uncommentable EO vs ID constant table (titles for the table)

  -- * see "lfhbrewtitsel" and note that contabmisc[0] is needed too
  -- * note that we can have 2 items in one cell but the non-bold title part
  --   "kvanto" cannot be doubled and must be shared if needed !!!FIXME!!!

local contabdestit = {}
  -- contabdestit[00] = 'Alira lingva kodo'                                             -- EO
  contabdestit[00] = 'Kode akses bahasa'                                             -- ID
  -- contabdestit[01] = 'Nomo de la lingvo en EO kaj kapvorta pagxo'                    -- EO (complete title bold)
  contabdestit[01] = 'Nama bahasa dalam ID dan halaman lema'                         -- ID (complete title bold)
  -- contabdestit[02] = 'Vikidatumeja pagxo'                                            -- EO
  contabdestit[02] = 'Halaman wikidata'                                              -- ID
  -- contabdestit[03] = 'Lingvonomo propralingve'                                       -- EO
  contabdestit[03] = 'Nama bahasa dalam bahasa itu'                                  -- ID
  -- contabdestit[04] = 'Planlingva kaj antikva statuso'                                -- EO
  contabdestit[04] = 'Status buatan dan kuno'                                        -- ID
  -- contabdestit[05] = 'ISO 639-1:2002 2-litera kodo'            -- EO
  contabdestit[05] = 'ISO 639-1:2002 kode 2 huruf'             -- ID
  -- contabdestit[06] = 'ISO 639-3:2007 3-litera kodo'            -- EO
  contabdestit[06] = 'ISO 639-3:2007 kode 3 huruf'             -- ID
  -- contabdestit[07] = 'Cxefa kategorio%Kapvorta kategorio#kvanto da pagxoj'           -- EO  (colu can be hidden)
  contabdestit[07] = 'Kategori utama%Kategori lema#jumlah halaman'                   -- ID  (colu can be hidden)
  -- contabdestit[08] = 'Vortara kategorio%Sxablona kategorio#kvanto da pagxoj'         -- EO  (colu can be hidden)
  contabdestit[08] = 'Kategori kamus%Kategori templat#jumlah halaman'                -- ID  (colu can be hidden)
  -- contabdestit[09] = 'Aldono%Indekso'                                                -- EO  (colu can be hidden)
  contabdestit[09] = 'Lampiran%Indeks'                                               -- ID  (colu can be hidden)
  -- contabdestit[10] = 'Vikipedio en la lingvo'                                               -- EO
  contabdestit[10] = 'Wikipedia dalam bahasa itu'                                           -- ID
  -- contabdestit[11] = 'Vikivortaro en la lingvo'                                             -- EO
  contabdestit[11] = 'Wikikamus dalam bahasa itu'                                           -- ID
  -- contabdestit[12] = 'Artikolo pri la lingvo en EO vikipedio'                               -- EO
  contabdestit[12] = 'Artikel tentang bahasa itu dalam wikipedia ID'                        -- ID
  -- contabdestit[13] = 'Kategorio pri EO en vikivortaro en la lingvo#kvanto da pagxoj'        -- EO
  contabdestit[13] = 'Kategori tentang ID dalam wikikamus dalam bahasa itu#jumlah halaman'  -- ID

-- uncommentable EO vs ID constant strings and tables (misc)

local contabmisc = {}
      -- contabmisc[0] = "kaj"            -- EO coordinator "&"
        contabmisc[0] = "dan"          -- ID coordinator "&"
      -- contabmisc[1] = "ne ekzistas"    -- EO status of category pages lng kap vor
        contabmisc[1] = "tidak ada"    -- ID status of category pages lng kap vor

-- uncommentable EO vs ID constant table (pagenames to be constructed)

-- syntax of the request string:
-- * "@" followed by 2 uppercase letters and 2 hex digits,
--   otherwise the content is not expanded, but copied as-is instead
-- * 2 letters select the substitute string from table supplied by the
--   caller, see below
-- * 2 hex numbers control dropping left and right (0...15 char:s)

-- substitute strings defined:
-- * LK langcode (for example "da" or "io" or "grc")
-- * LN langname native case (for example "dana" or "Ido")
-- * LU langname uppercased (for example "Dana" or "Ido")

-- see "lfiultpl5repl" and "tabstuff" and use space here and avoid "_"

local contabpages = {}
  -- contabpages[0] = "@LN00"                  -- EO lemma page in NS ZERO
  contabpages[0] = "bahasa @LN00"           -- ID lemma page in NS ZERO
  -- contabpages[1] = "@LU00"                  -- EO appendix-NS page
  contabpages[1] = "Bahasa @LN00"           -- ID appendix-NS page
  -- contabpages[2] = "@LU00"                  -- EO index-NS page
  contabpages[2] = "Bahasa @LN00"           -- ID index-NS page
  -- contabpages[3] = "Vortaro (@LN00)"        -- EO "vor" dict cat
  contabpages[3] = "Kamus bahasa @LN00"     -- ID "vor" dict cat
  -- contabpages[4] = "Sxablonaro -@LK00-"     -- EO "mal" template cat "Kategorio:Sxablonaro -ja-"
  contabpages[4] = "Templat bahasa @LN00"   -- ID "mal" template cat "Kategori:Templat bahasa Jepang"
  -- contabpages[5] = "@LU00"                  -- EO "tln" top lng cat
  contabpages[5] = "Bahasa @LN00"           -- ID "tln" top lng cat
  -- contabpages[6] = "Kapvorto (@LN00)"       -- EO "kap" lemma cat
  contabpages[6] = "Kata bahasa @LN00"      -- ID "kap" lemma cat
  -- contabpages[7] = "@LU00 lingvo"           -- EO ipedia page guessing
  contabpages[7] = "Bahasa @LN00"           -- ID ipedia page guessing

-- uncommentable EO vs ID

local contabligiloj = {}
    -- contabligiloj[0] = 'gxisdatigo'                                    -- EO (no dot "." here)
    contabligiloj[0] = 'pemutakhiran'                                  -- ID (no dot "." here)
    -- contabligiloj[1] = '[[SXablono:tbllingvoj|fonta tabelo]]'          -- EO (no dot "." here)
    contabligiloj[1] = '[[Templat:tblbahasa|tabel sumber]]'            -- ID (no dot "." here)
    -- contabligiloj[2] = '[[Aldono:Listo kun lingvoj|kompleta tabelo]]'  -- EO
    contabligiloj[2] = '[[Lampiran:Daftar bahasa|tabel lengkap]]'      -- ID

-- diverse tuning values in one table

local contabtunmisc = {}
contabtunmisc[0] = 44    -- limit, safe values 16 ...  96, eval "tabevalu.maxc0n"
contabtunmisc[1] = 68    -- limit, safe values 16 ...  96, eval "tabevalu.maxc2n" (for exa "ae" "lad" are very long)
contabtunmisc[2] = 100   -- limit, safe values 64 ... 256, eval "tabevalu.maxkal"
contabtunmisc[3] = false -- "true" to allow long codes like "zh-min-nan" (komp commented out, sng defined)
contabtunmisc[4] = false -- "true" to allow middle digit "s7a" (komp commented out, sng defined)
contabtunmisc['tifi'] = false -- tight-fisted for "lfwifexist" copied into qtcostquery[1] (komp true, sng false)
contabtunmisc['cats'] = 0     -- category style: 0 raw | 1 "Ka:" | 2 <br> (komp 1, sng 0)

-- uncommentable (override)

-- * name of table MUST always be defined, OTOH elements are usually NOT
-- * for testing only, values automatically peeked otherwise

local contabovrd = {}
  -- contabovrd['sitelang'] = 'eo'                                     -- "en"
  -- contabovrd['sitelang'] = 'id'
  -- contabovrd['katprefi'] = 'Kategorio'                              -- "Category"
  -- contabovrd['katprefi'] = 'Kategori'
  -- contabovrd['indprefi'] = 'Indekso'                                -- "Index"
  -- contabovrd['indprefi'] = 'Indeks'
  -- contabovrd['apxprefi'] = 'Aldono'                                 -- "Appendix"
  -- contabovrd['apxprefi'] = 'Lampiran'

------------------------------------------------------------------------

---- SPECIAL STUFF OUTSIDE MAIN [B] ----

------------------------------------------------------------------------

---- SPECIAL VAR:S ----

local qldingvoj = {}     -- type "table" and nested
local qtcostquery = {}   -- for IfExists and PagesInCategory with 5 elements
local qtabbunch = {}     -- bunch strings here for "lfhoptconcat"
local qbooguard = false  -- only for the guard test, pass to other var ASAP
local qboodetrc = true   -- from "detrc=true" but default is "true" !!!
local qstrtrace = '<br>' -- for main & sub:s, debug report request by "detrc="
local qstrret = ''       -- declare here if "lfhoptconcat" used

---- GUARD AGAINST INTERNAL ERROR AND IMPORT ONE VIA LOADDATA ----

qbooguard = (type(constringvoj)~='string')
if (not qbooguard) then
  qldingvoj = mw.loadData(constringvoj) -- can crash here
  qbooguard = (type(qldingvoj)~='table') -- seems to be always false
end--if

------------------------------------------------------------------------

---- DEBUG FUNCTIONS [D] ----

------------------------------------------------------------------------

-- Local function LFDTRACEMSG

-- Enhance upvalue "qstrtrace" with fixed text.

-- for variables the other sub "lfdshowvar" is preferable but in exceptional
-- cases it can be justified to send text with values of variables to this sub

-- upvalue "qstrtrace" must NOT be type "nil" on entry (is inited to "<br>")

-- uses upvalue "qboodetrc"

local function lfdtracemsg (strshortline)
  if (qboodetrc and (type(strshortline)=='string')) then
    qstrtrace = qstrtrace .. strshortline .. '.<br>' -- dot added !!!
  end--if
end--function lfdtracemsg

------------------------------------------------------------------------

---- MATH FUNCTIONS [E] ----

------------------------------------------------------------------------

local function mathisintrange (numzjinput, numzjmin, numzjmax)
  local booisclean = false -- preASSume guilt
  if (type(numzjinput)=='number') then -- no non-numbers, thanks
    if (numzjinput==math.floor(numzjinput)) then -- no transcendental
      booisclean = ((numzjinput>=numzjmin) and (numzjinput<=numzjmax)) -- rang
    end--if
  end--if
  return booisclean
end--function mathisintrange

local function mathdiv (xdividens, xdivisero)
  local resultdiv = 0 -- DIV operator lacks in LUA :-(
  resultdiv = math.floor (xdividens / xdivisero)
  return resultdiv
end--function mathdiv

local function mathmod (xdividendo, xdivisoro)
  local resultmod = 0 -- MOD operator is "%" and bitwise AND operator lack too
  resultmod = xdividendo % xdivisoro
  return resultmod
end--function mathmod

------------------------------------------------------------------------

-- Local function MATHBITWRIT

-- Write bit selected by ZERO-based index assigning it to "1" or "0".

-- Depends on functions :
-- [E] mathdiv mathmod

local function mathbitwrit (numinkoming, numbityndex, boowrite)
  local numpatched = 0
  local numcountup = 0
  local numweight = 1 -- single bit value 1 -> 2 -> 4 -> 8 ...
  local boosinglebit = false
  while true do
    if ((numinkoming==0) and (numcountup>numbityndex)) then
      break -- we have run out of bits on BOTH possible sources
    end--if
    if (numcountup==numbityndex) then
      boosinglebit = boowrite -- overwrite bit
    else
      boosinglebit = (mathmod(numinkoming,2)==1) -- pick bit
    end--if
    numinkoming = mathdiv(numinkoming,2) -- shift right
    if (boosinglebit) then
      numpatched = numpatched + numweight -- add one bit rtl only if true
    end--if
    numcountup = numcountup + 1 -- count up here until we run out of bits
    numweight = numweight * 2
  end--while
  return numpatched
end--function mathbitwrit

------------------------------------------------------------------------

---- SOME FUNCTIONS [?] ----

------------------------------------------------------------------------

local function lfcountchr (strqq,numascii) -- count occurrences of char in str
  local numrezalt = 0
  local numciar = 0
  local numukuran = 0
  local numindxe = 0 -- ZERO-based
  numukuran = string.len(strqq)
  while true do
    if (numindxe==numukuran) then
      break
    end--if
    numciar = string.byte(strqq,(numindxe+1),(numindxe+1))
    if (numciar==numascii) then
      numrezalt = numrezalt + 1
    end--if
    numindxe = numindxe + 1
  end--while
  return numrezalt
end--function lfcountchr

------------------------------------------------------------------------

-- Local function LFCOUNTNDG

-- Count occurrences of non-digits in string.

-- Tolerable char:s that do not count are:
-- - digits "0"..."9"
-- - space
-- - apo

local function lfcountndg (strzzz)
  local numjrezalt = 0
  local numcair = 0
  local numjukuran = 0
  local numjindxe = 0 -- ZERO-based
  numjukuran = string.len(strzzz)
  while true do
    if (numjindxe==numjukuran) then
      break
    end--if
    numcair = string.byte(strzzz,(numjindxe+1),(numjindxe+1))
    if (((numcair<48) or (numcair>57)) and (numcair~=32) and (numcair~=39)) then
      numjrezalt = numjrezalt + 1
    end--if
    numjindxe = numjindxe + 1
  end--while
  return numjrezalt
end--function lfcountndg

------------------------------------------------------------------------

-- Local function LFREMOVENONDI

-- Remove non-digits from a string, return "0" if no digits available.

local function lfremovenondi (strmess)
  local strnumautnum = ''
  local numcchhrr = 0
  local numwukur = 0
  local numwindxe = 0 -- ZERO-based
  numwukur = string.len(strmess)
  while true do
    if (numwindxe==numwukur) then
      break
    end--if
    numcchhrr = string.byte(strmess,(numwindxe+1),(numwindxe+1))
    if ((numcchhrr>47) and (numcchhrr<58)) then
      strnumautnum = strnumautnum .. string.char(numcchhrr) -- cpy digits only
    end--if
    numwindxe = numwindxe + 1
  end--while
  if (strnumautnum=='') then
    strnumautnum = '0' -- result CANNOT be empty, always a valid number
  end--if
  return strnumautnum
end--function lfremovenondi

------------------------------------------------------------------------

---- NUMBER CONVERSION FUNCTIONS [N] ----

------------------------------------------------------------------------

-- Local function LFDEC1DIGIT

-- Convert 1 decimal ASCII digit to integer 0...9 (255 if invalid).

local function lfdec1digit (num1digit)
  num1digit = num1digit - 48 -- may become invalid
  if ((num1digit<0) or (num1digit>9)) then
    num1digit = 255 -- report ERROR on invalid input digit
  end--if
  return num1digit
end--function lfdec1digit

------------------------------------------------------------------------

-- Local function LFDEC1DIGLM

-- Convert 1 digit decimal to UINT8 with inclusive upper limit.

local function lfdec1diglm (num1dygyt,num1lim)
  num1dygyt = num1dygyt - 48 -- may become invalid
  if ((num1dygyt<0) or (num1dygyt>num1lim)) then
    num1dygyt = 255
  end--if
  return num1dygyt
end--function lfdec1diglm

------------------------------------------------------------------------

local function lfnonehextoint (numdigit)
  local numresult = 255
  if ((numdigit>47) and (numdigit<58)) then
    numresult = numdigit-48
  end--if
  if ((numdigit>64) and (numdigit<71)) then
    numresult = numdigit-55
  end--if
  return numresult
end--function lfnonehextoint

------------------------------------------------------------------------

-- Local function LFNUMTO2DIGIT

-- Convert integer 0...99 to decimal ASCII string always 2 digits "00"..."99".

-- Depends on functions :
-- [E] mathisintrange mathdiv mathmod

local function lfnumto2digit (numzerotoninetynine)
  local strtwodig = '??' -- always 2 digits
  if (mathisintrange(numzerotoninetynine,0,99)) then
    strtwodig = tostring(mathdiv(numzerotoninetynine,10)) .. tostring(mathmod(numzerotoninetynine,10))
  end--if
  return strtwodig
end--function lfnumto2digit

------------------------------------------------------------------------

-- Local function LFNUMTODECBUN

-- Convert non-negative integer to decimal string with bunching.

-- Depends on functions :
-- [E] mathdiv mathmod

local function lfnumtodecbun (numnomoriin)
  local strnomorut = ''
  local numindeex = 0
  local numcaar = 0
  numnomoriin = math.floor (numnomoriin) -- transcendental numbers suck
  if (numnomoriin<0) then
    numnomoriin = 0 -- negative numbers suck
  end--if
  while true do
    numcaar = mathmod(numnomoriin,10) + 48 -- get digit moving right to left
    numnomoriin = mathdiv(numnomoriin,10)
    if (numindeex==3) then
      strnomorut = "'" .. strnomorut -- ueglstr apo
      numindeex = 0
    end--if
    strnomorut = string.char(numcaar) .. strnomorut -- ueglstr digit
    numindeex = numindeex + 1
    if (numnomoriin==0) then
      break
    end--if
  end--while
  return strnomorut
end--function lfnumtodecbun

------------------------------------------------------------------------

---- LOW LEVEL STRING FUNCTIONS [G] ----

------------------------------------------------------------------------

-- Local function LFGSTRINGRANGE

local function lfgstringrange (varvictim, nummini, nummaxi)
  local nummylengthofstr = 0
  local booveryvalid = false -- preASSume guilt
  if (type(varvictim)=='string') then
    nummylengthofstr = string.len(varvictim)
    booveryvalid = ((nummylengthofstr>=nummini) and (nummylengthofstr<=nummaxi))
  end--if
  return booveryvalid
end--function lfgstringrange

------------------------------------------------------------------------

-- Local function LFGPOKESTRING

-- Input  : * strinpokeout -- empty legal
--          * numpokepoz   -- ZERO-based, out of range legal
--          * numpokeval   -- new value

-- This is inefficient by design of LUA. The caller is responsible to
-- minimize the number of invocations of this, in particular, not to
-- call if the new value is equal the existing one.

local function lfgpokestring (strinpokeout, numpokepoz, numpokeval)
  local numpokelen = 0
  numpokelen = string.len(strinpokeout)
  if ((numpokelen==1) and (numpokepoz==0)) then
    strinpokeout = string.char(numpokeval) -- totally replace
  end--if
  if (numpokelen>=2) then
    if (numpokepoz==0) then
      strinpokeout = string.char(numpokeval) .. string.sub (strinpokeout,2,numpokelen)
    end--if
    if ((numpokepoz>0) and (numpokepoz<(numpokelen-1))) then
      strinpokeout = string.sub (strinpokeout,1,numpokepoz) .. string.char(numpokeval) .. string.sub (strinpokeout,(numpokepoz+2),numpokelen)
    end--if
    if (numpokepoz==(numpokelen-1)) then
      strinpokeout = string.sub (strinpokeout,1,(numpokelen-1)) .. string.char(numpokeval)
    end--if
  end--if (numpokelen>=2) then
  return strinpokeout
end--function lfgpokestring

------------------------------------------------------------------------

local function lfgtestnum (numkaad)
  local boodigit = false
  boodigit = ((numkaad>=48) and (numkaad<=57))
  return boodigit
end--function lfgtestnum

local function lfgtestuc (numkode)
  local booupperc = false
  booupperc = ((numkode>=65) and (numkode<=90))
  return booupperc
end--function lfgtestuc

local function lfgtestlc (numcode)
  local boolowerc = false
  boolowerc = ((numcode>=97) and (numcode<=122))
  return boolowerc
end--function lfgtestlc

------------------------------------------------------------------------

---- UTF8 FUNCTIONS [U] ----

------------------------------------------------------------------------

-- Local function LFULNUTF8CHAR

-- Evaluate length of a single UTF8 char in octet:s.

-- Input  : * numbgoctet  -- beginning octet of a UTF8 char

-- Output : * numlen1234x -- number 1...4 or ZERO if invalid

-- Does NOT thoroughly check the validity, looks at 1 octet only.

local function lfulnutf8char (numbgoctet)
  local numlen1234x = 0
    if (numbgoctet<128) then
      numlen1234x = 1 -- $00...$7F -- ANSI/ASCII
    end--if
    if ((numbgoctet>=194) and (numbgoctet<=223)) then
      numlen1234x = 2 -- $C2 to $DF
    end--if
    if ((numbgoctet>=224) and (numbgoctet<=239)) then
      numlen1234x = 3 -- $E0 to $EF
    end--if
    if ((numbgoctet>=240) and (numbgoctet<=244)) then
      numlen1234x = 4 -- $F0 to $F4
    end--if
  return numlen1234x
end--function lfulnutf8char

------------------------------------------------------------------------

-- Local function LFUCASEREST

-- Adjust (restricted) case of a single letter (from ASCII + selectable
-- extra set from UTF8) or longer string. (this is REST)

-- Input  : * strinco6cs : single unicode letter (1 or 2 octet:s) or
--                         longer string
--          * booup6cas  : for desired output uppercase "true" and for
--                         lowercase "false"
--          * boodo6all  : "true" to adjust all letters, "false"
--                         only beginning letter
--          * strsel6set : "ASCII" (default, empty string or type "nil"
--                         will do too) "eo" "sv" (value "GENE" NOT here)

-- Output : * strinco6cs

-- Depends on functions : (this is REST)
-- [U] lfulnutf8char
-- [G] lfgpokestring lfgtestuc lfgtestlc
-- [E] mathdiv mathmod mathbitwrit

-- This process never changes the length of a string in octet:s. Empty string
-- on input is legal and results in an empty string returned. When case is
-- adjusted, a 1-octet or 2-octet letter is replaced by another letter of same
-- length. Unknown valid char:s (1-octet ... 4-octet) are copied. Broken UTF8
-- stream results in remaining part of the output string (from 1 char to
-- complete length of the incoming string) filled by "Z".

-- Defined sets:
-- "eo" 2 x 6 uppercase and lowercase (CX GX HX JX SX UX cx gx hx jx sx ux)
--      upper CX $0108 GX $011C HX $0124 JX $0134 SX $015C UX $016C lower +1
-- "sv" 2 x 4 uppercase and lowercase (AE AA EE OE ae aa ee oe)
--      upper AE $00C4 AA $00C5 EE $00C9 OE $00D6 lower +$20

-- We peek max 2 values per iteration, and change the string in-place, doing
-- so strictly only if there indeed is a change. This is important for LUA
-- where the in-place write access must be emulated by means of a less
-- efficient function.

local function lfucaserest (strinco6cs, booup6cas, boodo6all, strsel6set)

  local numlong6den = 0 -- actual length of input string
  local numokt6index = 0
  local numlong6bor = 0 -- expected length of single char

  local numdel6ta = 0 -- quasi-signed +32 or -32 or +1 or -1 or ZERO

  local numcha6r = 0 -- UINT8 beginning char
  local numcha6s = 0 -- UINT8 later char (BIG ENDIAN, lower value here above)
  local numcxa6rel = 0 -- UINT8 code relative to beginning of block $00...$FF

  local numtem6p = 0

  local boowan6tlowr = false
  local boois6uppr = false
  local boois6lowr = false

  local boodo6adj = true -- preASSume innocence -- continue changing
  local boobotch6d = false -- preASSume innocence -- NOT yet botched

  booup6cas = not (not booup6cas)
  boowan6tlowr = (not booup6cas)
  numlong6den = string.len (strinco6cs)

  while true do -- genuine loop over incoming string (this is REST)

    if (numokt6index>=numlong6den) then
      break -- done complete string
    end--if
    if ((not boodo6all) and (numokt6index~=0)) then -- loop can skip index ONE
      boodo6adj = false
    end--if
    boois6uppr  = false -- preASSume on every iteration
    boois6lowr  = false -- preASSume on every iteration
    numdel6ta   = 0 -- preASSume on every iteration
    numlong6bor = 1 -- preASSume on every iteration

    while true do -- fake loop (this is REST)

      numcha6r = string.byte (strinco6cs,(numokt6index+1),(numokt6index+1))
      if (boobotch6d) then
        numdel6ta = 90 - numcha6r -- "Z" -- delta must be non-ZERO to write
        break -- fill with "Z" char:s
      end--if
      if (not boodo6adj) then
        break -- copy octet after octet
      end--if
      numlong6bor = lfulnutf8char(numcha6r)
      if ((numlong6bor==0) or ((numokt6index+numlong6bor)>numlong6den)) then
        numlong6bor = 1 -- reassign to ONE !!!
        numdel6ta = 90 - numcha6r -- "Z" -- delta must be non-ZERO to write
        boobotch6d = true
        break -- truncated char or broken stream
      end--if
      if (numlong6bor>=3) then
        break -- copy UTF8 char, no chance for adjustment
      end--if

      if (numlong6bor==1) then
        boois6uppr = lfgtestuc(numcha6r)
        boois6lowr = lfgtestlc(numcha6r)
        if (boois6uppr and boowan6tlowr) then
          numdel6ta = 32 -- ASCII UPPER->lower
        end--if
        if (boois6lowr and booup6cas) then
          numdel6ta = -32 -- ASCII lower->UPPER
        end--if
        break -- success with ASCII and one char almost done
      end--if

      numcha6s = string.byte (strinco6cs,(numokt6index+2),(numokt6index+2)) -- only $80 to $BF
      numcxa6rel = (mathmod(numcha6r,4)*64) + (numcha6s-128) -- 4 times 64

    if ((strsel6set=='eo') and ((numcha6r==196) or (numcha6r==197))) then
      numtem6p = mathbitwrit (numcxa6rel,0,false) -- bad way to do AND $FE
      if ((numtem6p==8) or (numtem6p==28) or (numtem6p==36) or (numtem6p==52) or (numtem6p==92) or (numtem6p==108)) then
        boois6uppr = (numtem6p==numcxa6rel) -- UC below, block of 1
        boois6lowr = not boois6uppr
        if (boois6uppr and boowan6tlowr) then
          numdel6ta = 1 -- UPPER->lower
        end--if
        if (boois6lowr and booup6cas) then
          numdel6ta = -1 -- lower->UPPER
        end--if
        break -- success with -eo- and one char almost done
      end--if
    end--if ((strsel6set=='eo') and ...

    if ((strsel6set=='sv') and (numcha6r==195)) then
      numtem6p = mathbitwrit (numcxa6rel,5,false) -- bad way to do AND $DF
      if ((numtem6p==196) or (numtem6p==197) or (numtem6p==201) or (numtem6p==214)) then
        boois6uppr = (numtem6p==numcxa6rel) -- UC below, block of 32
        boois6lowr = not boois6uppr
        if (boois6uppr and boowan6tlowr) then
          numdel6ta = 32 -- UPPER->lower
        end--if
        if (boois6lowr and booup6cas) then
          numdel6ta = -32 -- lower->UPPER
        end--if
        break -- success with -sv- and one char almost done
      end--if
    end--if ((strsel6set=='sv') and ...

      break -- finally to join mark -- unknown non-ASCII char is a fact :-(
    end--while -- fake loop -- join mark (this is REST)

    if ((numlong6bor==1) and (numdel6ta~=0)) then -- no risk of carry here
      strinco6cs = lfgpokestring (strinco6cs,numokt6index,(numcha6r+numdel6ta))
    end--if
    if ((numlong6bor==2) and (numdel6ta~=0)) then -- no risk of carry here
      strinco6cs = lfgpokestring (strinco6cs,(numokt6index+1),(numcha6s+numdel6ta))
    end--if
    numokt6index = numokt6index + numlong6bor -- advance in incoming string

  end--while -- genuine loop over incoming string (this is REST)

  return strinco6cs

end--function lfucaserest

------------------------------------------------------------------------

---- HIGH LEVEL STRING FUNCTIONS [I] ----

------------------------------------------------------------------------

-- Local function LFISPACUNDR

-- Spaces to underscores or vice-versa.

-- Incoming boolean "true" for output underscores and "false" for spaces.

local function lfispacundr (strxxin, boounderlig)
  local numleang = 0
  local numandex = 0 -- ZERO-based
  local numcxarr = 0
  local strkatrol = ''
  numleang = string.len (strxxin)
  while true do -- genuine loop
    if (numandex==numleang) then
      break
    end--if
    numcxarr = string.byte (strxxin,(numandex+1),(numandex+1))
    if ((numcxarr==32) or (numcxarr==95)) then
      if (boounderlig) then
        numcxarr = 95
      else
        numcxarr = 32
      end--if
    end--if
    strkatrol = strkatrol .. string.char (numcxarr)
    numandex = numandex + 1
  end--while
  return strkatrol
end--function lfispacundr

------------------------------------------------------------------------

-- Local function LFIVALIDATESTR

-- Validate string according to a huge bunch of criteria.

-- Input  : - stryn : string
--          - varalt : alternative valid string (for example "??" or "-")
--                     that can "jump over" all other checks, note that empty
--                     string can be used here, use type "nil" if none defined
--          - nummyn : minimal length
--          - nummex : maximal length
--          - numapo : apo rules
--                     0 : no restrictions
--                     1 : leading and trailing and multiple apo:s prohibited
--                         (no-wiki-bolding-policy)
--                     2 : apo:s totally prohibited
--          - numpoz : positive list of tolerable char:s
--                     0 : none
--                     1 : only ASCII digits and maybe
--                         apo:s (see also "numapo" above)
--                     2 : only ASCII uppercase letters
--                     3 : only ASCII lowercase letters

-- Output : - booisvalid : true if string is valid

local function lfivalidatestr (stryn,varalt,nummyn,nummex,numapo,numpoz)
  local booisvalid = true -- for the caller
  local numlencx = 0
  local numynx = 0
  local numcxar = 0
  local numcxur = 0
  local vartnp = 0
  while true do -- fake loop
    if (type(varalt)=='string') then
      if (stryn==varalt) then
        break -- to join mark -- string is valid
      end--if
    end--if
    numlencx = string.len(stryn)
    if ((numlencx<nummyn) or (numlencx>nummex)) then
      booisvalid = false
      break -- to join mark -- string is faulty
    end--if
    if (numlencx==0) then
      break -- to join mark -- string is empty but valid
    end--if
    if (numapo==1) then
      numcxar = string.byte(stryn,1,1)
      numcxur = string.byte(stryn,numlencx,numlencx)
      vartnp = string.find(stryn, "''", 1, true) -- plain text search for apo
      if ((numcxar==39) or (numcxur==39) or vartnp) then
        booisvalid = false
        break -- to join mark -- string is faulty
      end--if
    end--if (numapo==1) then
    if ((numpoz~=0) or (numapo==2)) then
      numynx = 0 -- ZERO-based index
      while true do
        if (numynx==numlencx) then
          break -- done search, all OK
        end--if
        numcxar = string.byte(stryn,(numynx+1),(numynx+1))
        if ((numapo==2) and (numcxar==39)) then
          booisvalid = false
          break -- abort search, crime detected (apo)
        end--if
        if ((numpoz==1) and (numcxar~=39)) then
          if ((numcxar<48) or (numcxar>57)) then
            booisvalid = false
            break -- abort search, crime detected (non-digit)
          end--if
        end--if
        if (numpoz==2) then
          if ((numcxar<65) or (numcxar>90)) then
            booisvalid = false
            break -- abort search, crime detected (non-uppercase)
          end--if
        end--if
        if (numpoz==3) then
          if ((numcxar<97) or (numcxar>122)) then
            booisvalid = false
            break -- abort search, crime detected (non-lowercase)
          end--if
        end--if
        numynx = numynx + 1 -- ZERO-based index
      end--while
    end--if ((numpoz~=0) or (numapo==2)) then
    break -- finally to join mark
  end--while -- fake loop -- join mark
  return booisvalid
end--function lfivalidatestr

------------------------------------------------------------------------

-- Local function LFIVALIDATEQUACK

-- Validate a Q-item.

-- Input  : * strqynq -- string

-- Output : * booqisvalid -- true if string is valid

-- Depends on functions :
-- [G] lfgtestnum

-- Criteria:
-- * length totally 3...9 chars ("Q" plus 2...8 digits)
-- * zeroth char "Q"
-- * then "1"..."9"
-- * subsequent chars (1...7 left) "0"..."9"

local function lfivalidatequack (strqynq)
  local booqisvalid = false -- preASSume guilt
  local numlendx = 0
  local numuinx = 0
  local numcyaar = 0
  while true do -- fake loop
    numlendx = string.len(strqynq)
    if ((numlendx<3) or (numlendx>9)) then
      break -- to join mark -- string is faulty, length
    end--if
    if (string.byte(strqynq,1,1)~=81) then
      break -- to join mark -- string is faulty, no "Q"
    end--if
    if (string.byte(strqynq,2,2)==48) then
      break -- to join mark -- string is faulty, ZERO "0" prohibited here
    end--if
    numuinx = 1 -- ZERO-based -- skip "Q"
    booqisvalid = true -- preASSume innocence
    while true do
      if (numuinx>=numlendx) then
        break -- done search, all OK
      end--if
      numcyaar = string.byte(strqynq,(numuinx+1),(numuinx+1))
      if (not lfgtestnum(numcyaar)) then
        booqisvalid = false -- guilty, no number
        break -- abort search
      end--if
      numuinx = numuinx + 1 -- ZERO-based
    end--while
    break -- finally to join mark
  end--while -- fake loop -- join mark
  return booqisvalid
end--function lfivalidatequack

------------------------------------------------------------------------

-- Local function LFIVALIDATELNKOADV

-- Advanced test whether a string (intended to be a langcode) is valid
-- containing only 2 or 3 lowercase letters, or 2...10 char:s and with some
-- dashes, or maybe a digit in middle position or maybe instead equals to "-"
-- or "??" and maybe additionally is not included on the ban list.

-- Input  : * strqooq -- string (empty is useless and returns
--                       "true" ie "bad" but cannot cause any major harm)
--          * booyesdsh -- "true" to allow special code dash "-"
--          * booyesqst -- "true" to allow special code doublequest "??"
--          * booloonkg -- "true" to allow long codes such as "zh-min-nan"
--          * boodigit -- "true" to allow digit in middle position
--          * boonoban -- (inverted) "true" to skip test against ban table

-- Output : * booisvaladv -- true if string is valid

-- Depends on functions :
-- [G] lfgtestnum lfgtestlc

-- Depends on constants :
-- * table "contabisbanned"

-- Incoming empty string is safe but type "nil" is NOT.

-- Digit is tolerable only ("and" applies):
-- * if boodigit is "true"
-- * if length is 3 char:s
-- * in middle position

-- Dashes are tolerable (except in special code "-") only ("and" applies):
-- * if length is at least 4 char:s (if this is permitted at all)
-- * in inner positions
-- * NOT adjacent
-- * maximally TWO totally
-- There may be maximally 3 adjacent letters, this makes at least ONE dash
-- obligatory for length 4...7, and TWO dashes for length 8...10.

local function lfivalidatelnkoadv (strqooq, booyesdsh, booyesqst, booloonkg, boodigit, boonoban)

  local varomongkosong = 0 -- for check against the ban list
  local numchiiar = 0
  local numukurran = 0
  local numindeex = 0 -- ZERO-based -- two loops
  local numadjlet = 0 -- number of adjacent letters (max 3)
  local numadjdsh = 0 -- number of adjacent dashes (max 1)
  local numtotdsh = 0 -- total number of dashes (max 2)
  local booislclc = false
  local booisdigi = false
  local booisdash = false
  local booisvaladv = true -- preASSume innocence -- later final verdict here

  while true do -- fake (outer) loop

    if (strqooq=="-") then
      booisvaladv = booyesdsh
      break -- to join mark -- good or bad
    end--if
    if (strqooq=="??") then
      booisvaladv = booyesqst
      break -- to join mark -- good or bad
    end--if
    numukurran = string.len (strqooq)
    if ((numukurran<2) or (numukurran>10)) then
      booisvaladv = false
      break -- to join mark -- evil
    end--if
    if (not booloonkg and (numukurran>3)) then
      booisvaladv = false
      break -- to join mark -- evil
    end--if

    numindeex = 0
    while true do -- inner genuine loop over char:s
      if (numindeex>=numukurran) then
        break -- done -- good
      end--if
      numchiiar = string.byte (strqooq,(numindeex+1),(numindeex+1))
      booisdash = (numchiiar==45)
      booisdigi = lfgtestnum(numchiiar)
      booislclc = lfgtestlc(numchiiar)
      if (not (booislclc or booisdigi or booisdash)) then
        booisvaladv = false
        break -- to join mark -- inherently bad char
      end--if
      if (booislclc) then
        numadjlet = numadjlet + 1
      else
        numadjlet = 0
      end--if
      if (booisdigi and ((numukurran~=3) or (numindeex~=1) or (not boodigit))) then
        booisvaladv = false
        break -- to join mark -- illegal digit
      end--if
      if (booisdash) then
        if ((numukurran<4) or (numindeex==0) or ((numindeex+1)==numukurran)) then
          booisvaladv = false
          break -- to join mark -- illegal dash
        end--if
        numadjdsh = numadjdsh + 1
        numtotdsh = numtotdsh + 1 -- total
      else
        numadjdsh = 0 -- do NOT zeroize the total !!!
      end--if
      if ((numadjlet>3) or (numadjdsh>1) or (numtotdsh>2)) then
        booisvaladv = false
        break -- to join mark -- evil
      end--if
      numindeex = numindeex + 1 -- ZERO-based
    end--while -- inner genuine loop over char:s

    if (not boonoban) then -- if "yesban" then
      numindeex = 0
      while true do -- lower inner genuine loop
        varomongkosong = contabisbanned[numindeex+1] -- number of elem unknown
        if (type(varomongkosong)~='string') then
          break -- abort inner loop (then outer fake loop) due to end of table
        end--if
        numukurran = string.len (varomongkosong)
        if ((numukurran<2) or (numukurran>3)) then
          break -- abort inner loop (then outer fake loop) due to faulty table
        end--if
        if (strqooq==varomongkosong) then
          booisvaladv = false
          break -- abort inner loop (then outer fake loop) due to violation
        end--if
        numindeex = numindeex + 1 -- ZERO-based
      end--while -- lower inner genuine loop
    end--if (not boonoban) then

    break -- finally to join mark
  end--while -- fake loop -- join mark

  return booisvaladv

end--function lfivalidatelnkoadv

------------------------------------------------------------------------

-- Local function LFIVALIUMDCTLSTR

-- Validate control string against restrictive pattern (dec).

-- Input  : * strresdpat -- restrictive pattern (max 200 char:s)
--          * strctldstr -- incoming suspect

-- Output : * numbadpos -- bad position, or 254 wrong length, or 255 success

-- Depends on functions :
-- [N] lfdec1digit

-- Content of restrictive pattern:
-- * "."                           -- skip check
-- * "-" and "?"                   -- must match literally
-- * digit "1"..."9" ("0" invalid) -- inclusive upper limit (min ZERO)

local function lfivaliumdctlstr (strresdpat, strctldstr)

  local numlenresdpat = 0
  local numldninkom = 0
  local numcomperindex = 0 -- ZERO-based
  local numead2 = 0
  local numead3 = 0
  local numbadpos = 254 -- preASSume guilt (len differ or too long or ...)
  local booddaan = false

  numlenresdpat = string.len(strresdpat)
  numldninkom = string.len(strctldstr)
  if ((numlenresdpat<=200) and (numlenresdpat==numldninkom)) then
    while true do
      if (numcomperindex==numlenresdpat) then
        numbadpos = 255
        break -- success
      end--if
      numead2 = string.byte(strresdpat,(numcomperindex+1),(numcomperindex+1)) -- rest
      numead3 = string.byte(strctldstr,(numcomperindex+1),(numcomperindex+1)) -- susp
      booddaan = false
      if ((numead2==45) or (numead2==63)) then
        if (numead2~=numead3) then
          numbadpos = numcomperindex
          break -- "-" and "?" must match literally
        end--if
        booddaan = true -- position OK
      end--if
      if (numead2==46) then -- skip for dot "."
        booddaan = true -- position OK
      end--if
      if (not booddaan) then
        numead2 = lfdec1digit(numead2) -- rest
        if (numead2>9) then -- limit defined or bad ??
          numbadpos = 254
          break -- bad restrictive pattern
        else
          numead3 = lfdec1digit(numead3) -- susp
          if (numead3>numead2) then
            numbadpos = numcomperindex
            break -- value limit violation
          end--if
        end--if (numead2>9) else
      end--if (not booddaan) then
      numcomperindex = numcomperindex + 1
    end--while
  end--if ((numlenresdpat<=200) and (numlenresdpat==numldninkom)) then

  return numbadpos

end--function lfivaliumdctlstr

------------------------------------------------------------------------

-- Local function LFIKODEOSG

-- Transcode eo X-surrogates to cxapeloj in a single string (eo only).

-- Input  : * streosurr -- ANSI string (empty is useless but cannot
--                                      cause major harm)

-- Output : * strutf8eo -- UTF8 string

-- Depends on functions :
-- [E] mathdiv mathmod

-- Depends on constants :
-- * table "contabtransluteo" inherently holy

-- To be called ONLY from "lfhfillsurrstrtab".

-- * the "x" in a surr pair is case insensitive,
--   for example both "kacxo" and "kacXo" give same result
-- * avoid "\", thus for example "ka\cxo" would get converted but the "\" kept
-- * double "x" (both case insensitive) prevents conversion and becomes
--   reduced to single "x", for example "kacxxo" becomes "kacxo"

local function lfikodeosg (streosurr)

  local vareopeek = 0
  local strutf8eo = ''
  local numeoinplen = 0
  local numinpinx = 0 -- ZERO-based source index
  local numknar0k = 0 -- current char
  local numknaf1x = 0 -- next char (ZERO is NOT valid)
  local numknaf2x = 0 -- post next char (ZERO is NOT valid)
  local boonext1x = false
  local boonext2x = false
  local boosudahdone = false

  numeoinplen = string.len(streosurr)

  while true do

    if (numinpinx>=numeoinplen) then
      break
    end--if

    numknar0k = string.byte(streosurr,(numinpinx+1),(numinpinx+1))
    numknaf1x = 0 -- preASSume no char
    numknaf2x = 0 -- preASSume no char
    if ((numinpinx+1)<numeoinplen) then
      numknaf1x = string.byte(streosurr,(numinpinx+2),(numinpinx+2))
    end--if
    if ((numinpinx+2)<numeoinplen) then
      numknaf2x = string.byte(streosurr,(numinpinx+3),(numinpinx+3))
    end--if

    boonext1x = ((numknaf1x==88) or (numknaf1x==120)) -- case insensitive
    boonext2x = ((numknaf2x==88) or (numknaf2x==120)) -- case insensitive
    boosudahdone = false
    if (boonext1x and boonext2x) then -- got "xx"
      strutf8eo = strutf8eo .. string.char(numknar0k,numknaf1x) -- keep one "x" only
      numinpinx = numinpinx + 3 -- eaten 3 written 2
      boosudahdone = true
    end--if
    if (boonext1x and (not boonext2x)) then -- got yes-"x" and no-"x"
      vareopeek = contabtransluteo[numknar0k] -- UINT16 or type "nil"
      if (type(vareopeek)=='number') then
        strutf8eo = strutf8eo .. string.char(mathdiv(vareopeek,256),mathmod(vareopeek,256)) -- add UTF8 char
        numinpinx = numinpinx + 2 -- eaten 2 written 2
        boosudahdone = true
      end--if
    end--if
    if (not boosudahdone) then
      strutf8eo = strutf8eo .. string.char(numknar0k) -- copy char
      numinpinx = numinpinx + 1 -- eaten 1 written 1
    end--if

  end--while

  return strutf8eo

end--function lfikodeosg

------------------------------------------------------------------------

-- Local function LFIKODSVSG

-- Transcode sv blackslash-surrogates in a single string (sv only).

-- Input  : * strsvsurr -- ANSI string (empty is useless but cannot
--                                      cause major harm)

-- Output : * strutf8sv -- UTF8 string

-- Depends on functions :
-- [E] mathdiv mathmod

-- Depends on constants :
-- * table "contabtranslutsv" inherently holy

-- To be called ONLY from "lfhfillsurrstrtab".

-- * the latter letter in a surr triple is case insensitive,
--   for example both "\AEgare" and "\Aegare" give same result

local function lfikodsvsg (strsvsurr)

  local varsvpeek = 0
  local strutf8sv = ''
  local strsvdouble = ''
  local numsvinplen = 0
  local numinpinx = 0 -- ZERO-based source index
  local numsvonechar = 0 -- current char

  numsvinplen = string.len(strsvsurr)

  while true do

    if (numinpinx>=numsvinplen) then
      break
    end--if

    numsvonechar = string.byte(strsvsurr,(numinpinx+1),(numinpinx+1))
    strsvdouble = '' -- preASSume no dblchar
    if ((numsvonechar==92) and ((numinpinx+2)<numsvinplen)) then
      strsvdouble = string.sub(strsvsurr,(numinpinx+2),(numinpinx+3))
    end--if

    varsvpeek = contabtranslutsv[strsvdouble] -- UINT16 or type "nil"
    if (type(varsvpeek)=='number') then
      strutf8sv = strutf8sv .. string.char(mathdiv(varsvpeek,256),mathmod(varsvpeek,256)) -- add UTF8 char
      numinpinx = numinpinx + 3 -- eaten 3 written 2
    else
      strutf8sv = strutf8sv .. string.char(numsvonechar) -- copy char
      numinpinx = numinpinx + 1 -- eaten 1 written 1
    end--if

  end--while

  return strutf8sv

end--function lfikodsvsg

------------------------------------------------------------------------

-- Local function LFITEST5PLEJS

-- Test one placeholder against spec and table of known placeholders.

-- Input  : * stroneplejs -- 5 octet:s
--          * tabsubtitu -- optional table, list with substitute strings using
--                          two-letter codes as keys, type "nil" for none

-- Output : * numtriplejs -- main status: ZERO not valid | ONE valid unknown |
--                                        TWO found
--          * numpl5left, numpl5right -- only for non-ZERO
--          * strvaljuk -- * if optional table given then contains value
--                           only for status TWO
--                         * if no table then contains the key
--                           only for status ONE
--                         * in all other cases empty string

-- Depends on functions :
-- [G] lfgstringrange lfgtestuc
-- [N] lfnonehextoint

local function lfitest5plejs (stroneplejs, tabsubtitu)

  local varduahuruf = 0

  local strmajky  = ''
  local strvaljuk = '' -- preASSume guilt

  local numtriplejs = 0 -- preASSume guilt
  local numplejoct  = 0 -- maybe "@"
  local numpl5left  = 0 -- hex and discard left
  local numpl5right = 0 -- hex and discard right

  local numplejodt = 0 -- UC
  local numplejoet = 0 -- UC
  local numplejx5u = 0 -- maybe hex
  local numplejx5v = 0 -- maybe hex

  while true do -- fake loop
    if (not lfgstringrange(stroneplejs,5,5)) then
      break -- internal error
    end--if
    numplejoct = string.byte(stroneplejs,1,1) -- also returned
    if (numplejoct~=64) then
      break -- not valid per spec
    end--if
    numplejodt = string.byte(stroneplejs,2,2)
    numplejoet = string.byte(stroneplejs,3,3)
    if ((not lfgtestuc(numplejodt)) or (not lfgtestuc(numplejoet))) then
      break -- not valid per spec
    end--if
    numplejx5u = lfnonehextoint(string.byte(stroneplejs,4,4))
    numplejx5v = lfnonehextoint(string.byte(stroneplejs,5,5))
    if ((numplejx5u==255) or (numplejx5v==255)) then
      break -- not valid per spec
    end--if
    numtriplejs = 1 -- valid now
    numpl5left  = numplejx5u -- do NOT copy in invalid value
    numpl5right = numplejx5v -- do NOT copy in invalid value
    strmajky = string.char (numplejodt,numplejoet) -- key
    if (type(tabsubtitu)=='table') then -- got optional table ??
      varduahuruf = tabsubtitu[strmajky] -- risk of type "nil"
      if (lfgstringrange(varduahuruf,1,255)) then
        strvaljuk = varduahuruf -- else keep empty string and status ONE
        numtriplejs = 2 -- table here and placeholder found, return value
      end--if
    else
      strvaljuk = strmajky -- no table but placeholder valid, return key
    end--if (type(tabsubtitu)=='table') else
    break -- finally to join mark
  end--while -- fake loop -- join mark

  return numtriplejs, numpl5left, numpl5right, strvaljuk

end--function lfitest5plejs

------------------------------------------------------------------------

-- Local function LFIULTPL5REPL

------------------------------------------------------------------------

---- HIGH LEVEL FUNCTIONS [H] ----

------------------------------------------------------------------------

-- Local function LFHOPTCONCAT

-- Optimizing concatenator as workaround for poor memory management in LUA
-- during string concatenations. Add incoming string to upvalue "qstrret".

-- Input  : * "varincom" either string (add) or type "nil" (flush)
--          * "qtabbunch" either table or type "nil" (ignore "varincom")

-- Depends on upvalues :
-- * qtabbunch qstrret

-- CHG : qtabbunch (table), qstrret (string)

-- NOTE: to be inited by <<local qstrret = ''>> and <<local qtabbunch = {}>>

-- NOTE: to be flushed by "lfhoptconcat (nil)" before using "qstrret"

-- NOTE: if the "qstrret" string has to be changed directly
--       (by concatenation or replace), then either "lfhoptconcat (nil)"
--       (flush) or "qtabbunch = {}" (discard) must be done before !!!

local function lfhoptconcat (varincom)
  if (type(qtabbunch)=='table') then
    if (type(varincom)=='string') then
      if (#qtabbunch>20) then
        qstrret = qstrret .. table.concat (qtabbunch) .. varincom
        qtabbunch = {}
      else
        table.insert (qtabbunch, varincom) -- ONE-based numbering
      end--if
    end--if
    if ((varincom==nil) and (#qtabbunch>0)) then
      qstrret = qstrret .. table.concat (qtabbunch)
      qtabbunch = {}
    end--if
  end--if
end--function lfhoptconcat

------------------------------------------------------------------------

-- Local function LFHVALI1STATUS99CODE

-- Depends on functions :
-- [E] mathisintrange

local function lfhvali1status99code (varvalue)
  local boovalid = false -- preASSume guilt
  while true do -- fake loop
    if (varvalue==0) then
      break -- success thus keep false since no valid error code ;-)
    end--if
    if (mathisintrange(varvalue,1,99)) then
      boovalid = true -- got an error and valid error code returned
    else
      varvalue = 255 -- failed to return valid status code
    end--if
    break -- finally to join mark
  end--while -- fake loop -- join mark
  return varvalue, boovalid
end--function lfhvali1status99code

------------------------------------------------------------------------

-- nope LFHBREWERRSVR

------------------------------------------------------------------------

-- Local function LFIULTPL5REPL  !!!FIXME!!! move

-- Insert selected substitute strings into request string at given positions
-- with optional dropping if the substitute string is empty.

-- Input  : * strrekvest -- request string containing placeholders
--                          (syntax see below, empty
--                          string legal, other data type NOT legal)
--          * tabsubstut -- obligatory table, list with substitute strings
--                          using two-letter codes as keys

-- Output : * strhazil

-- Depends on functions :
-- [I] lfitest5plejs
-- [G] lfgstringrange lfgtestuc
-- [N] lfnonehextoint

-- Syntax of the named and variable placeholder:
-- * fixed "@" followed by 2 uppercase ASCII letters and 2 hex digits
--   * "@"
--   * 2 letters select the substitute from table supplied by the caller
--   * 2 hex digits control dropping left and right (0...15 char:s)

-- Anything not valid as placeholder is kept ie literally copied
-- as-is instead.

-- Empty item in "tabsubstut" (key does not exist, empty string "", or
-- non-string value, the latter discouraged) is legal and safe and results
-- in dropping if some of the control numbers is non-ZERO. Left dropping
-- is practically performed on "strhazil" whereas right dropping on
-- "strrekvest" and "numrekvinx". Dropping is protected from access
-- out of range.

-- ZERO iterations of the loop over request string are possible,
-- namely if "strrekvest" is empty.

-- If uppercasing or other adjustment is needed, then the caller must
-- take care of it by providing several separate substitute strings with
-- separate names in the table.

local function lfiultpl5repl (strrekvest, tabsubstut)

  local strhazil = ''
  local stronevalue = ''

  local numrekvlen = 0
  local numrekvinx = 0 -- src index ZERO-based
  local numremainder = 0

  local numpltristeta = 0
  local numnonhitoct = 0
  local numammlef = 0 -- discard left
  local numammrig = 0 -- discard right

  numrekvlen = string.len(strrekvest)

  while true do -- genuine loop over request string, "numrekvinx" is counter
    if (numrekvinx>=numrekvlen) then
      break -- done
    end--if
    numnonhitoct = string.byte(strrekvest,(numrekvinx+1),(numrekvinx+1))
    numpltristeta = 0 --  preASSume no valid placeholder here
    if ((numrekvinx+5)<=numrekvlen) then -- beware of risk of overflow
      numpltristeta, numammlef, numammrig, stronevalue = lfitest5plejs (string.sub(strrekvest,(numrekvinx+1),(numrekvinx+5)), tabsubstut)
    end--if
    if (numpltristeta==2) then -- found
      strhazil = strhazil .. stronevalue -- insert non-empty substitute
      numrekvinx = numrekvinx + 5 -- consumed 5 char:s, cannot overflow here
    end--if
    if (numpltristeta==1) then -- placeholder valid per spec but empty unknown
      numremainder = string.len(strhazil) - numammlef -- this can underflow
      if (numremainder<=0) then
        strhazil = '' -- discard left -- leaving nothing behind
      else
        strhazil = string.sub(strhazil,1,numremainder) -- discard left
      end--if
      numrekvinx = numrekvinx + 5 + numammrig -- discard right this can overflow
    end--if
    if (numpltristeta==0) then -- no valid placeholder here
      strhazil = strhazil .. string.char(numnonhitoct) -- copy octet as-is
      numrekvinx = numrekvinx + 1 -- consumed 1 char
    end--if
  end--while -- genuine loop over request string, "numrekvinx" is counter

  return strhazil

end--function lfiultpl5repl

------------------------------------------------------------------------

-- Local function LFHFILLSURRSTRTAB

-- Process (fill in, transcode) either a single string, or all string
-- items in a table (even nested) using any type of keys/indexes (such
-- as a holey number sequence and non-numeric ones). Items with a
-- non-string value are kept as-is. Optional NOPE filling in own name "\@",
-- and optional transcoding of eo and NOPE sv surrogates (via 3 separate
-- functions). Optionally even string keys/indexes are transcoded but
-- NOT filled in.

-- Input  : * varinkommen -- type "string" or "table"
--          * varfyllo -- NOPE string, or type "nil" if no filling-in desired
--          * strlingkod -- "eo" or NOPE "sv" to transcode surrogates,
--                          anything else (preferably type "nil") to skip this
--          * bookeys -- transcode keys too (preferably "true" or type "nil")

-- Depends on functions :
-- [I] lfikodeosg (only if conv of eo X-surrogates desired)
-- [I] NOPE lfikodsvsg
-- [I] NOPE lfipl2altwre (only if filling-in desired)
-- [G] NOPE lfgstringrange (via "lfipl2altwre")
-- [E] mathdiv mathmod (via "lfikodeosg" and NOPE "lfikodsvsg")

-- Depends on constants :
-- * table "contabtransluteo" inherently holey (via "lfikodeosg")
-- * NOPE table "contabtranslutsv"

-- We always fully rebrew tables from scratch, thus do NOT replace
-- single elements (doing so would break "in pairs").

local function lfhfillsurrstrtab (varinkommen, varfyllo, strlingkod, bookeys)

  local varnky = 0 -- variable without type
  local varutmatning = 0
  local boodone = false

  if (type(varinkommen)=='string') then
    -- if (type(varfyllo)=='string') then
      -- varinkommen = lfipl2altwre (varinkommen,64,varfyllo) -- fill-in "\@"
    -- end--if
    if (strlingkod=='eo') then
      varinkommen = lfikodeosg (varinkommen) -- surr
    end--if
    -- if (strlingkod=='sv') then
      -- varinkommen = lfikodsvsg (varinkommen) -- surr
    -- end--if
    varutmatning = varinkommen -- copy, risk for no change
    boodone = true
  end--if

  if (type(varinkommen)=='table') then
    varutmatning = {} -- brew new table from scratch
    for k4k,v4v in pairs(varinkommen) do -- nothing done if table empty
      if ((bookeys==true) and (type(k4k)=='string')) then
        varnky = lfhfillsurrstrtab (k4k, false, strlingkod, nil) -- RECURSION
      else
        varnky = k4k
      end--if
      if ((type(v4v)=='string') or (type(v4v)=='table')) then
        v4v = lfhfillsurrstrtab (v4v, varfyllo, strlingkod, bookeys) -- RECURSION
      end--if
      varutmatning[varnky] = v4v -- write same or diff place in dest table
    end--for
    boodone = true
  end--if

  if (not boodone) then
    varutmatning = varinkommen -- copy as-is whatever it is, useless
  end--if

  return varutmatning

end--function lfhfillsurrstrtab

------------------------------------------------------------------------

-- nope LFHTABLETOHTMLLISTA

------------------------------------------------------------------------

-- nope LFHTABLETOHTMLLISNT

------------------------------------------------------------------------

-- Local function LFINUMBERINKAT  !!!FIXME!!! move

local function lfinumberinkat (numjumlahorminone)
  local strnothing = '' -- "(16'384 pages)" or "(?? pages)"
  if (numjumlahorminone<0) then -- expected type integer, value -1 for unknown
    strnothing = '(??'
  else
    strnothing = '(' .. lfnumtodecbun(numjumlahorminone) -- ZERO is valid
  end--if
  strnothing = strnothing .. ' pages)'
  return strnothing
end--function lfinumberinkat

------------------------------------------------------------------------

-- nope LFAVAILCO

------------------------------------------------------------------------

-- Local function LFIAVAILNT  !!!FIXME!!! move to [I]

-- Translate number 2...0 to text with "<br>".

-- Depends on constants :
-- * table "contabd10d11w" with 2 strings at indexes ONE and TWO

local function lfiavailnt (numalb)
  local strnote = '' -- preASSume no extra complaint
  if (numalb==1) then
    strnote = '<br>(' .. contabd10d11w[1] .. ')' -- closed or empty
  end--if
  if (numalb==0) then
    strnote = '<br>(' .. contabd10d11w[2] .. ')' -- inaccessible
  end--if
  return strnote
end--function lfiavailnt

------------------------------------------------------------------------

-- Local function LFHBREWTITSEL

-- Brew content of title cell (for column or row) from index
-- number and two booleans.

-- Input  : * numindxe -- index number of column (ZERO-based)
--          * bootopp, boobotm

-- Depends on functions :
-- [N] lfnumto2digit

-- Depends on constants :
-- * table "contabdestit"
-- * contabmisc[0] (translated coordinator "and")

-- * (begin of bold) is always added at the very beginning
-- * (end of bold) is added at the very end if no "#" is present
-- * "#" is expanded to (end of bold) + EOL + word "and" + EOL
-- * maximally ONE "#" is permitted
-- * "%" is border between 2 selectable items, it is expanded to
--   (end of bold) + EOL + word "and" + EOL + (begin of bold) only
--   if both items are active
-- * maximally ONE "%" is permitted

-- An entry in the table "contabdestit" is NOT supposed to contain
-- "<b>" (even less triple-apo "'''"), nor "</b>" at end nor "<br>".

local function lfhbrewtitsel (numindxe, bootopp, boobotm)

  local strraw = ''
  local strdesc = ''
  local strandkajdan = ''
  local numlimiit = 0
  local numoindex = 1 -- ONE-based
  local numpycker = 0
  local numfragmm = 0 -- NOT relevant if both "bootopp" and "boobotm" are true
  local booslutbold = false
  local bootakeit = false

  strandkajdan = "<br>" .. contabmisc[0] .. "<br>" -- for both % and #
  strraw = contabdestit[numindxe]
  strdesc = '<b>'
  numlimiit = string.len (strraw)

  while true do
    if (numoindex>numlimiit) then
      break
    end--if
    bootakeit = true
    numpycker = string.byte(strraw,numoindex,numoindex)
    numoindex = numoindex + 1
    if (numpycker==35) then -- 35 is "#"
      strdesc = strdesc .. "</b>" .. strandkajdan -- no (begin of bold) !!!
      booslutbold = true
      bootakeit = false
      numfragmm = 2 -- following text taken unconditionally
    end--if
    if (numpycker==37) then -- 37 is "%"
      if (bootopp and boobotm) then
        strdesc = strdesc .. "</b>" .. strandkajdan .. "<b>"
      end--if
      numfragmm = numfragmm + 1
      bootakeit = false
    end--if
    if ((numfragmm==0) and (not bootopp)) then
      bootakeit = false
    end--if
    if ((numfragmm==1) and (not boobotm)) then
      bootakeit = false
    end--if
    if (bootakeit) then
      strdesc = strdesc .. string.char(numpycker)
    end--if
  end--while

  if (not booslutbold) then
    strdesc = strdesc .. '</b>' -- add "</b>" only if it is not yet in
  end--if
  strdesc = strdesc .. '<br>(d' .. lfnumto2digit (numindxe) .. ')'

  return strdesc

end--function lfhbrewtitsel

------------------------------------------------------------------------

---- MEDIAWIKI INTERACTION FUNCTIONS [W]

------------------------------------------------------------------------

-- Local function LFWBREW3URL

-- Brew httplink to current project from title + http parameters + visible
-- text, making it look like an ordinary wikilink.

-- Input  : * arxinp4
--          * strwikipage -- title ie {{FULLPAGENAME}} or
--                           for example "Special:WhatLinksHere"
--          * strhttpparam -- for example "hidetrans=1&hidelinks=1" or empty
--          * strvisible -- for example "do NOT click here" or empty
--          * boozordinary -- "true" to look like an ordinary wikilink,
--                            "false" if this is undesirable or done outside

-- URL structure:
-- * https://en.wiktionary.org/wiki/Category:Vulgarities
-- * https://en.wiktionary.org/wiki/Category:Vulgarities?action=purge
-- * https://en.wiktionary.org/w/index.php?title=Category:Vulgarities
-- * https://en.wiktionary.org/w/index.php?title=Category:Vulgarities&action=purge
-- * https://en.wiktionary.org/wiki/Special:AllPages
-- * https://en.wiktionary.org/wiki/Special:AllPages?namespace=5
-- * https://en.wiktionary.org/wiki/Special:WhatLinksHere/Template:Bugger
-- * https://en.wiktionary.org/wiki/Special:WhatLinksHere/Template:Bugger?hidetrans=1&hidelinks=1
-- * https://en.wiktionary.org/w/index.php?title=Special:WhatLinksHere/Template:Bugger&hidetrans=1&hidelinks=1
-- * https://en.wiktionary.org/w/index.php?title=Special:WhatLinksHere&target=Template:Bugger&hidetrans=1&hidelinks=1

-- Only 4 ways to brew a URL:
-- * {{canonicalurl:{{FULLPAGENAME}}|action=purge}}
--       we use this one via ":preprocess", will work on any project
-- * {{SERVER}}{{SCRIPTPATH}}/index.php?title={{urlencode:{{FULLPAGENAME}}}}&action=purge
--       unnecessarily complicated
-- * LUA field "canonicalUrl" or "fullUrl" on "mw.uri" or "title object"
--       complicated and dubious
-- * manually
--       where to take project URL from ?? plus routine would land in [I] then

-- <span class="plainlinks">...</span>

local function lfwbrew3url (arxinp4, strwikipage, strhttpparam, strvisible, boozordinary)

  local strourresult = ''

  if (strhttpparam~='') then
    strwikipage = strwikipage .. '|' .. strhttpparam
  end--if
  strourresult = arxinp4:preprocess ('{{canonicalurl:' .. strwikipage .. '}}')
  if (strvisible=='') then
    strourresult = '[' .. strourresult .. ' ' .. strourresult .. ']'
  else
    strourresult = '[' .. strourresult .. ' ' .. strvisible .. ']'
  end--if
  if (boozordinary) then
    strourresult = '<span class="plainlinks">' .. strourresult .. '</span>'
  end--if
  return strourresult

end--function lfwbrew3url

------------------------------------------------------------------------

-- Local function LFWIFEXIST

-- Optionally tight-fisted check whether a wiki page exists, counting cost.

-- Input  : * strpgname    -- fullpagename (default NS 0, not template NS 10)

-- Output : * boomemangada -- "true" on success

-- Depends on upvalues :
-- * heterogeneous table "qtcostquery"

-- Extra colon is tolerable for non-NS-ZERO and non-template-NS-10 pages
-- such as "{{msgnw::Help:TOC}}" and returns ...":Help:TOC"... if the
-- page does not exist.

-- Maybe expensive, the caller must use "pcall".

local function lfwifexist (strpgname)
  local boomemangada = false
  local arxxx = 0
  local metaa = 0
  qtcostquery[6] = qtcostquery[6] + 1 -- total counter
  if (qtcostquery[1]) then
    arxxx = qtcostquery[0] -- trick below does NOT work with substitution
    boomemangada = ( '&#91;&#91;:' .. strpgname .. '&#93;&#93;' ~= arxxx:preprocess ('{{msgnw::' .. strpgname .. '}}') )
    qtcostquery[8] = qtcostquery[8] + 1 -- tight-fisted counter
  else
    metaa = mw.title.new (strpgname) -- 1 param
    boomemangada = metaa.exists -- expensive here
    qtcostquery[7] = qtcostquery[7] + 1 -- cost
  end--if
  return boomemangada
end--function lfwifexist

------------------------------------------------------------------------

-- Local function LFWKATROCL

-- Peek summary of a category, counting cost.

-- Input  : * strcat9name          -- without prefix

-- Output : * numpages, numsubcats -- 2 values, value -1 for unknown

-- Depends on upvalues :
-- * heterogeneous table "qtcostquery"

-- Always expensive, the caller must use "pcall".

local function lfwkatrocl (strcat9name)
  local metab = 0
  local numpages = -1 -- preASSume unknown
  local numsubcats = -1 -- preASSume unknown
  metab = mw.site.stats.pagesInCategory ( strcat9name, '*' ) -- expensive here
  qtcostquery[3] = qtcostquery[3] + 1 -- total counter
  qtcostquery[4] = qtcostquery[4] + 1 -- cost
  if (type(metab)=='table') then -- risk of type "number" or "nil"
    numpages = metab.pages
    numsubcats = metab.subcats
    if (numpages<0) then
      numpages = -1 -- YES MediaWiki is stupid
    end--if
    if (numsubcats<0) then
      numsubcats = -1 -- YES MediaWiki is stupid
    end--if
  end--if
  return numpages, numsubcats
end--function lfwkatrocl

------------------------------------------------------------------------

---- SOME FUNCTIONS [?] ----

------------------------------------------------------------------------

-- Local function LFHINTEGERTOCOL6D

-- Output : * varfromtable -- 6 hex quasi-digits, maybe copied from
--                            "strdefault", or "=" if index bad

-- Depends on constants :
-- * tables "contabwarnlng" and "contabwarnwik" both ZERO-based

local function lfhintegertocol6d (numkoloindex,bootype,strdefault)
  local varfromtable = 0
  if (bootype) then
    varfromtable = contabwarnwik[numkoloindex]
  else
    varfromtable = contabwarnlng[numkoloindex]
  end--if
  if (type(varfromtable)~='string') then
    varfromtable = "=" -- index bad
  end--if
  if (varfromtable=="?") then
    varfromtable = strdefault
  end--if
  return varfromtable
end--function lfhintegertocol6d

------------------------------------------------------------------------

-- Local function LFIBREWURL

-- Brew an external link [] to a different wiki.

-- Input  : * straxk : wiki access code (2...10 char:s), "??" for invalid
--          * bootip : type (false -> ipedia | true -> tionary)
--          * varpage : pagename string (article, or category with
--                      prefix) or type "nil"

-- Depends on functions :
-- [I] lfispacundr

-- Here we replace spaces in URL by underscores, no further encoding
-- is performed.

-- No link if wiki access code is "??", only plain text instead.

local function lfibrewurl (straxk,bootip,varpage)

  local strurlkita = ''
  local strsite = ''
  local boolinkvalid = false
  local boohavepage = false

  if (bootip) then
    strsite = 'tionary'
  else
    strsite = 'ipedia'
  end--if
  boolinkvalid = (straxk~='??')
  boohavepage = (type(varpage)=='string')

  if (boolinkvalid) then
    strurlkita = '[http://' .. straxk .. '.wik' .. strsite .. '.org'
    if (boohavepage) then -- string (article or category with prefix) or nil
      strurlkita = strurlkita .. '/wiki/' .. lfispacundr(varpage,true) -- replace in URL
    end--if
    strurlkita = strurlkita .. ' ' -- separation space
  end--if
  strurlkita = strurlkita .. straxk .. '.' .. strsite .. '...' -- visible text
  if (boohavepage) then -- string (article or category with prefix) or nil
    strurlkita = strurlkita .. '<br>/' .. varpage -- do NOT replace here
  end--if
  if (boolinkvalid) then
    strurlkita = strurlkita .. ']' -- done
  end--if

  return strurlkita

end--function lfibrewurl

------------------------------------------------------------------------

---- VERY HIGH LEVEL FUNCTIONS [Y]

------------------------------------------------------------------------

-- Local function LFYKATTLAENK

-- Brew link to category possibly saving screen space and
-- optionally check existence and content.

-- Input  : * strkattnamn  -- without ns prefix
--          * strkattnspr  -- ns prefix NOT ending with colon
--          * boocheckdabl -- enable 2 maybe expensive checks
--          * num012style  -- 0 raw | 1 "Ka:" | 2 <br>

-- Output : * booisbiru
--          * strlikatter -- main string

-- Depends on functions :
-- [W] lfwifexist lfwkatrocl
-- [I] lfinumberinkat

-- Depends on upvalues :
-- * heterogeneous table "qtcostquery"

-- Depends on constants :
-- * contabmisc[1] (statement "does not exist")

local function lfykattlaenk (strkattnamn,strkattnspr,boocheckdabl,num012style)
  local strfullcatname = ''
  local strlikatter = ''
  local straltprefix = ''
  local numjumlah = 0
  local booisbiru = true -- preASSume innocence
  strfullcatname = strkattnspr .. ':' .. strkattnamn
  if (num012style==0) then
    strlikatter = "[[:" .. strfullcatname .. "]]" -- raw
  else
    if (num012style==1) then
      straltprefix = string.sub (strkattnspr,1,2) .. ':' -- "Ca:" or "Ka:"
    else
      straltprefix = strkattnspr .. ':<br>' -- "Category:" + EOL
    end--if
    strlikatter = "[[:" .. strfullcatname .. "|" .. straltprefix .. strkattnamn.. "]]"
  end--if
  if (boocheckdabl) then
    booisbiru = lfwifexist (strfullcatname)
    if (not booisbiru) then -- incidents reported here but counted by caller
      strlikatter = strlikatter .. '<br>(' .. contabmisc[1] .. ')' -- "does not exist"
    end--if
    numjumlah = lfwkatrocl (strkattnamn) -- discard 1 of 2 results, both can be -1
    strlikatter = strlikatter .. '<br>' .. lfinumberinkat(numjumlah) -- can be -1
  end--if
  return booisbiru,strlikatter
end--function lfykattlaenk

------------------------------------------------------------------------

-- Local function LFYAPXINDLAENK

-- Brew link to appendix or index page and optionally check existence.

-- Input  : * strapxindnamn -- without ns prefix
--          * strapxindnspr -- ns prefix NOT ending with colon
--          * boocekexx     -- enable 1 maybe expensive check

-- Output : * booitisblue
--          * strailiink -- main string

-- Depends on functions :
-- [W] lfwifexist

-- Depends on upvalues :
-- * heterogeneous table "qtcostquery"

-- Depends on constants :
-- * contabmisc[1] (statement "does not exist")

local function lfyapxindlaenk (strapxindnamn,strapxindnspr,boocekexx)
  local strfullainame = ''
  local strailiink = ''
  local booitisblue = true -- preASSume innocence
  strfullainame = strapxindnspr .. ':' .. strapxindnamn -- needed two times
  strailiink = '[[' .. strfullainame .. ']]' -- "Appendix:" "Index:"
  if (boocekexx) then
    booitisblue = lfwifexist (strfullainame)
    if (not booitisblue) then -- incidents reported here but counted by caller
      strailiink = strailiink .. '<br>(' .. contabmisc[1] .. ')' -- "does not exist"
    end--if
  end--if
  return booitisblue,strailiink
end--function lfyapxindlaenk

------------------------------------------------------------------------

-- Local function LFYDOONELANG

-- Input  : * strsitelangcode -- site langcode
--          * strpykkatns strpykindns strpykapxns
--          * stronecy -- processed langcode /cy/
--          * tabonelang -- ZERO-based
--          * tabxctl
--          * tabxkol -- "d01" ... "d13"

-- Modif  : * qtabbunch qstrret (no flush)

-- Depends on functions :
-- [Y] lfykattlaenk
-- [H] lfhoptconcat lfhbrewtitsel
-- [I] lfivalidatestr lfivalidatequack

local function lfydoonelang (strsitelangcode, strpykkatns, strpykindns, strpykapxns, stronecy, tabonelang, tabxctl, tabxkol)

  local tabstuff = {} -- double-letter indexes for "lfiultpl5repl"

  local strbkn    = '' -- HTML HEX color (6 digits)
  local strt3d    = '' -- HTML "td" element concatenated from 3 parts
  local strdeste  = '' -- destinat table element with both "td" HTML elements

  local strtblc0  = '' -- src column 0 (both /cy/ and /c0/) (obligatory)
  local strtblc1  = '' -- src column 1 (nice to have) Q-item
  local strtblc2  = '' -- src column 2 (nice to have) propralingve
  local strtblc3  = '' -- src column 3 (nice to have) 1 digit
  local strtblc4  = '' -- src column 4 (nice to have) 2 letters ISO
  local strtblc5  = '' -- src column 5 (nice to have) 3 letters ISO
  local strtblc6  = ''
  local strtblc7  = ''
  local strtblc8  = '' -- src column 8
  local strtblc9  = '' -- src column 9
  local strtblca  = '' -- src column 10

  local strtmp    = ''
  local strtpm    = ''

  local numc7pedi = 0 -- ipedia code "0"..."2" ("3" for "-" and reddish)
  local numc7tion = 0 -- tionary code "0"..."2" ("3" for "-" and reddish)
  local numafstbfcl = 0 -- string length aftr stripping rl lr before clamping
  local numafstbfkp = 0 -- string length aftr stripping rl lr before clamping

  local numlokera = 0 -- local error code, returned
  local numtamp = 0
  local numoct = 0

  local bootjmp = false

  while true do -- fake loop

    -- begin /d00/ -- our access code
    strtpm = '<tr>' .. constrtdbg .. lfhbrewtitsel (0,true,true) .. constrtden
    lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
    strbkn = contabwarna['bkgud'] -- color code without "#" cross
    if (stronecy=='eo') then
      strbkn = '90FF90' -- green decoration
    end--if
    strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
    lfhoptconcat (strt3d .. '<b>' .. stronecy .. '</b>' .. constrtden .. '</tr>')
    -- done /d00/

    -- begin /c0/ -- lingvonomo in site language
    strtblc0 = tabonelang[0] or ''
    if (not lfivalidatestr(strtblc0,nil,2,contabtunmisc[0],0,0)) then
      numlokera = 15 -- #E15 /c0/ faulty
      break -- to join mark -- no table and huge error
    end--if
    -- done /c0/ -- ultimately obligatory -- even "-" is bad here

    -- crucial task
    tabstuff["LK"] = stronecy -- for "lfiultpl5repl" -- this is /cy/
    tabstuff["LN"] = strtblc0 -- for "lfiultpl5repl"
    tabstuff["LU"] = lfucaserest(strtblc0,true,false,strsitelangcode) -- lang name uppercase

    -- begin /d01/ -- lemma page
    if (tabxkol.d01) then
    lfhoptconcat ('<tr>')
    strtpm = constrtdbg .. lfhbrewtitsel (1,true,true) .. constrtden
    lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
    strtpm = lfiultpl5repl(contabpages[0],tabstuff) -- augment and maybe uc
    strdeste = '[[' .. strtpm .. '|' .. strtblc0 .. ']]' -- wl to lem page
    strt3d = constrtddf .. contabwarna['bkgud'] .. constrtdfd -- long "td" eleme
    lfhoptconcat (strt3d .. strdeste .. constrtden) -- here "strdeste" used
    lfhoptconcat ('</tr>')
    end--if
    -- done /d01/

        -- begin /c1/ -- Q-item
        strtblc1 = tabonelang[1] or ''
        if (strtblc1~="-") then
          if (not lfivalidatequack(strtblc1)) then
            numlokera = 15 -- #E15 /c1/ faulty
            break -- to join mark -- no table and huge error
          end--if
        end--if
        -- done /c1/

        -- begin /d02/ -- Q-item
    if (tabxkol.d02) then
        lfhoptconcat ('<tr>')
        strtpm = constrtdbg .. lfhbrewtitsel (2,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        strbkn = contabwarna['bkgud'] -- color code without "#" cross
        if (strtblc1=="-") then -- nice to have, do not abort
          strbkn = 'FFD8D8' -- reddish if no "lang in the lang"
        else
          strtblc1 = '[[d:' .. strtblc1 .. '|' .. strtblc1 .. ']]'
        end--if
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strtblc1 .. constrtden) -- no "strdeste" here c1
        lfhoptconcat ('</tr>')
    end--if
        -- done /d02/

        -- begin "c2" -- name of lang propralingve -- nice to have
        strtblc2 = tabonelang[2] or '' -- submodule cares about RLLR
        if (not lfivalidatestr(strtblc2,"-",2,contabtunmisc[1],0,0)) then
          numlokera = 15 -- #E15 /c2/ is faulty ("-" tolerable here)
          break -- to join mark -- no table and huge error
        end--if
        -- done "c2"

        -- begin dest "d03" -- name of lang propralingve
    if (tabxkol.d03) then
        lfhoptconcat ('<tr>')
        strtpm = constrtdbg .. lfhbrewtitsel (3,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        strbkn = contabwarna['bkgud'] -- color code without "#" cross
        if (strtblc2=="-") then -- nice to have, do not abort
          strbkn = 'FFD8D8' -- reddish if no propralingve
        end--if
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strtblc2 .. constrtden) -- no "strdeste" here c1
        lfhoptconcat ('</tr>') -- done "d03"
    end--if

        -- begin "c3" -- constructed and antique status
        strtblc3 = tabonelang[3] or ''
        -- done "c3"

        -- begin "d04" -- constructed and antique status
    if (tabxkol.d04) then
        strtpm = '<tr>' .. constrtdbg .. lfhbrewtitsel (4,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        if (strtblc3=="-") then -- nice to have, do not abort
          strbkn = 'FFD8D8' -- reddish if missing
          strdeste = "-"
        else
          numtamp = string.len(strtblc3) -- must be "0" ... "3"
          if (numtamp~=1) then
            numoct = 255 -- invalid
          else
            numoct = lfdec1diglm(string.byte(strtblc3,1,1),3) -- 0...3 or 255
          end--if
          strbkn = lfhintegertocol6d(numoct,false,contabwarna['bkgud']) -- preASSume light yellow (default color)
          if (strbkn=="=") then
            numlokera = 15 -- #E15 "c3" is faulty
            break -- to join mark -- no table and huge error
          else
            strdeste = contabd04ap[numoct+1] -- "contabd04ap" is ONE-based
            strdeste = strdeste .. ' (' .. string.char(numoct+48) .. ')'
          end--if
        end--if (strtblc3=="-") else
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strdeste .. constrtden .. '</tr>')
    end--if
        -- done "d04"

        -- begin /c4/
        strtblc4 = tabonelang[4] or ''
        if (strtblc4=="--") then
          bootjmp = false -- 2 valid alternative values "-" and "--" exist
        else
          bootjmp = (not lfivalidatestr(strtblc4,"-",2,2,2,3))
        end--if
        if (bootjmp) then
          numlokera = 15 -- #E15 /c4/ is faulty
          break -- to join mark -- no table and huge error
        end--if
        -- done /c4/

    if (tabxkol.d05) then
        lfhoptconcat ('<tr>') -- begin "d05"
        strtpm = constrtdbg .. lfhbrewtitsel (5,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        strbkn = contabwarna['bkgud'] -- color code without "#" cross
        if (strtblc4=="-") then -- nice to have ("-" is reddish, "--" is NOT)
          strbkn = 'FFD8D8' -- reddish if no ISO 639-1:2002 code
        end--if
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strtblc4 .. constrtden) -- no "strdeste" here c3
        lfhoptconcat ('</tr>') -- done "d05"
    end--if

        -- begin "c5"
        strtblc5 = tabonelang[5] or ''
        if (strtblc5=="---") then
          bootjmp = false -- 2 valid alternative values "-" and "---" exist
        else
          bootjmp = (not lfivalidatestr(strtblc5,"-",3,3,2,3))
        end--if
        if (bootjmp) then
          numlokera = 15 -- #E15 "c5" is faulty
          break -- to join mark -- no table and huge error
        end--if
        -- done "c5"

        -- begin "d06" -- 3-letter code
    if (tabxkol.d06) then
        lfhoptconcat ('<tr>')
        strtpm = constrtdbg .. lfhbrewtitsel (6,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        strbkn = contabwarna['bkgud'] -- color code without "#" cross
        if (strtblc5=="-") then -- nice to have ("-" is reddish, "---" is NOT)
          strbkn = 'FFD8D8' -- reddish if no ISO 639-3:2007 code
        end--if
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strtblc5 .. constrtden) -- no "strdeste" here c4
        lfhoptconcat ('</tr>')
    end--if
        -- done "d06"

        -- begin "d07" -- "tln" + "kap" (!!! can be hidden !!!)
    if (tabxkol.d07) then
          lfhoptconcat ('<tr>')
          strtpm = constrtdbg .. lfhbrewtitsel (7,tabxctl.tlnsow,tabxctl.kapsow) .. constrtden
          lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
          strbkn = contabwarna['bkgud'] -- color code without "#" cross
            strdeste = '' -- crucial
            if (tabxctl.tlnsow) then
              strtmp = lfiultpl5repl(contabpages[5],tabstuff) -- augm maybe uc
              bootjmp,strdeste = lfykattlaenk (strtmp,strpykkatns,true,contabtunmisc['cats']) -- "tln"
            end--if (tabxctl.tlnsow) then
            if (tabxctl.tlnsow and tabxctl.kapsow) then
              strdeste = strdeste .. '<br>'
            end--if
            if (tabxctl.kapsow) then
              strtmp = lfiultpl5repl(contabpages[6],tabstuff) -- augm maybe uc
              bootjmp,strtmp = lfykattlaenk (strtmp,strpykkatns,true,contabtunmisc['cats']) -- "kap"
              strdeste = strdeste .. strtmp
              if (not bootjmp) then
                strbkn = 'FFD8D8' -- reddish if "kap" kat does not exist
              end--if
            end--if (tabxctl.kapsow) then
          strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
          lfhoptconcat (strt3d .. strdeste .. constrtden)
          lfhoptconcat ('</tr>')
    end--if (tabxkol.d07) then
        -- done "d07"

        -- begin "d08" -- "vor" + "mal" (!!! can be hidden !!!)
    if (tabxkol.d08) then
          lfhoptconcat ('<tr>')
          strtpm = constrtdbg .. lfhbrewtitsel (8,tabxctl.vorsow,tabxctl.malsow) .. constrtden
          lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
          strbkn = contabwarna['bkgud'] -- color code without "#" cross
            strdeste = '' -- crucial
            if (tabxctl.vorsow) then
              strtmp = lfiultpl5repl(contabpages[3],tabstuff) -- augm maybe uc
              bootjmp,strdeste = lfykattlaenk (strtmp,strpykkatns,true,contabtunmisc['cats']) -- "vor"
            end--if (tabxctl.vorsow) then
            if (tabxctl.vorsow and tabxctl.malsow) then
              strdeste = strdeste .. '<br>'
            end--if
            if (tabxctl.malsow) then
              strtmp = lfiultpl5repl(contabpages[4],tabstuff) -- augm maybe uc
              bootjmp,strtmp = lfykattlaenk (strtmp,strpykkatns,true,contabtunmisc['cats']) -- "mal"
              strdeste = strdeste .. strtmp
              if (not bootjmp) then
                strbkn = 'FFD8D8' -- reddish if "mal" kat does not exist
              end--if
            end--if (tabxctl.malsow) then
          strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
          lfhoptconcat (strt3d .. strdeste .. constrtden)
          lfhoptconcat ('</tr>')
    end--if (tabxkol.d08) then
        -- done "d08"

        -- begin "d09" -- Appendix + Index (!!! can be hidden !!!)
    if (tabxkol.d09) then
          lfhoptconcat ('<tr>')
          strtpm = constrtdbg .. lfhbrewtitsel (9,tabxctl.apxsow,tabxctl.indsow) .. constrtden
          lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
          strbkn = contabwarna['bkgud'] -- color code without "#" cross
            strdeste = '' -- crucial
            if (tabxctl.apxsow) then
              strtmp = lfiultpl5repl(contabpages[1],tabstuff) -- augm maybe uc
              bootjmp,strdeste = lfyapxindlaenk (strtmp,strpykapxns,false,true) -- "apx"
            end--if (tabxctl.apxsow) then
            if (tabxctl.apxsow and tabxctl.indsow) then
              strdeste = strdeste .. '<br>'
            end--if
            if (tabxctl.indsow) then
              strtmp = lfiultpl5repl(contabpages[2],tabstuff) -- augm maybe uc
              bootjmp,strtmp = lfyapxindlaenk (strtmp,strpykindns,true,true) -- "ind"
              strdeste = strdeste .. strtmp
              if (not bootjmp) then
                strbkn = 'FFD8D8' -- reddish if "ind" page does not exist
              end--if
            end--if (tabxctl.indsow) then
          strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
          lfhoptconcat (strt3d .. strdeste .. constrtden)
          lfhoptconcat ('</tr>')
    end--if (tabxkol.d09) then
        -- done "d09"

        -- begin /c6/ -- wiki access code
        strtblc6 = tabonelang[6] or ''
        if (strtblc6=="-") then -- nice to have, long codes permitted, "??" permitted
          strtblc6 = stronecy -- copy access code from /cy/
        else
          if (not lfivalidatelnkoadv(strtblc6,false,true,true,false,false)) then -- function returns true if valid
            numlokera = 15 -- #E15 "c6" is faulty
            break -- to join mark -- no table and huge error
          end--if
        end--if
        -- done /c6/

        -- begin "c7" -- wiki availability code
        strtblc7 = tabonelang[7] or ''
        if (strtblc7~="-") then -- nice to have
          numtamp = string.len(strtblc7) -- length
          if (numtamp==2) then
            numc7pedi = string.byte(strtblc7,1,1) -- availability code
            numc7tion = string.byte(strtblc7,2,2) -- availability code
            numc7pedi = lfdec1diglm (numc7pedi,2) -- 0...2 or 255 if invalid
            numc7tion = lfdec1diglm (numc7tion,2) -- 0...2 or 255 if invalid
            if ((numc7pedi==255) or (numc7tion==255)) then
              numlokera = 15 -- #E15 /c7/ is faulty
              break -- to join mark -- no table and huge error
            end--if
          else
            numlokera = 15 -- #E15 /c7/ is faulty
            break -- to join mark -- no table and huge error
          end--if
        end--if
        -- done "c7"

        -- begin "d10" -- other ipedia main page
    if (tabxkol.d10) then
        strtpm = '<tr>' .. constrtdbg .. lfhbrewtitsel (10,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        strbkn = lfhintegertocol6d(numc7pedi,true,contabwarna['bkgud']) -- preASSume light yellow (default color)
        strdeste = lfibrewurl(strtblc6,false,nil) .. lfiavailnt(numc7pedi)
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strdeste .. constrtden .. '</tr>')
    end--if
        -- done "d10"

        -- begin "d11" -- other tionary main page
    if (tabxkol.d11) then
        strtpm = '<tr>' .. constrtdbg .. lfhbrewtitsel (11,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        if (strtblc6==strsitelangcode) then
          strbkn = contabwarna['bkgud'] -- color code without "#" cross -- light yellow (default color)
          strdeste = ':-)' -- reserved for "d11" cell
        else
          strbkn = lfhintegertocol6d(numc7tion,true,contabwarna['bkgud']) -- preASSume light yellow (default color)
          strdeste = lfibrewurl (strtblc6,true,nil) .. lfiavailnt(numc7tion)
        end--if
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strdeste .. constrtden .. '</tr>')
    end--if
        -- done "d11"

        -- begin "c8" -- article in own wikipedia
        strtblc8 = tabonelang[8] or ''
        if (not lfivalidatestr(strtblc8,"-",2,32,0,0)) then
          numlokera = 15 -- #E15 "c8" is faulty
          break -- to join mark -- no table and huge error
        end--if -- done "c8"

        -- begin "d12" -- article in own wikipedia
    if (tabxkol.d12) then
        strtpm = '<tr>' .. constrtdbg .. lfhbrewtitsel (12,true,true) .. constrtden
        lfhoptconcat (strtpm) -- "lfhbrewtitsel" does not add "<td"...">" "</td>"
        strbkn = contabwarna['bkgud'] -- color code without "#" cross
            strtmp = strtblc8 -- name of wp article, BEWARE: may contain space
            bootjmp = false
            if (strtmp=="-") then
              bootjmp = true -- this is semi-evil, we have to guess
              strtmp = lfiultpl5repl(contabpages[7],tabstuff) -- augment and maybe uc
            end--if
            strdeste = lfibrewurl (strsitelangcode,false,strtmp) -- own ipedia article
            if (bootjmp) then
              strbkn = 'FFD8D8' -- reddish if we had to guess
              strdeste = strdeste .. ' (??)' -- tagg the quess
            end--if
        strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
        lfhoptconcat (strt3d .. strdeste .. constrtden .. '</tr>')
    end--if
        -- done "d12"

        -- begin "c9" -- cat in other tionary
        strtblc9 = tabonelang[9] or '' -- submodule cares about RLLR
        numafstbfcl = string.len(strtblc9)
        -- done "c9"

    -- begin /ca/ -- number of lemmas in that cat
    strtblca = tabonelang[10] or ''
    numafstbfkp = string.len(strtblca)
    -- done /ca/

    -- begin /d13/ -- cat in other tionary with number of lemmas
    if (tabxkol.d13) then
    do -- scope
      local strta13mp = ''
      local numtaamp  = 0
      local numtuump  = 0
      local boolocerx = false -- local error flag
      local boolocery = false -- other local error flag
      lfhoptconcat ('<tr>')
        strta13mp = constrtdbg .. lfhbrewtitsel (13,true,true) .. constrtden
        lfhoptconcat (strta13mp) -- "lfhbrewtitsel" not add "<td"...">" "</td>"
        strbkn = contabwarna['bkgud'] -- color code without "#" cross
        boolocerx = false
        boolocery = false
        if (strtblc9~="-") then -- do NOT evaluate evilness of "-" in "c9"
          if ((numafstbfcl<8) or (numafstbfcl>contabtunmisc[2])) then -- "c9" bad
            boolocerx = true -- length out of range
          else
            numtaamp = lfcountchr(strtblc9,58)
            if ((numtaamp==0) or (numtaamp>2)) then -- "c9" bad
              boolocerx = true -- bad number of colons, ONE or TWO required
            end--if
          end--if
        end--if
        if (strtblca~="-") then -- do NOT evaluate evilness of "-" in /ca/
          if (numafstbfkp>8) then -- /ca/ bad
            boolocery = true -- length out of range (no minimum)
          else
            if (lfcountndg(strtblca)~=0) then -- /ca/ bad
              boolocery = true -- faulty char:s, a number is expected
            end--if
          end--if
        end--if
        if (boolocerx or boolocery) then
          numlokera = 15 -- #E15 "c9" or /ca/ is faulty
          break -- to join mark -- no table and huge error
        else
          if (strtblc9=='-') then
            strbkn = 'FFD8D8' -- reddish if no category
            strdeste = '-'
          else
            strdeste = lfibrewurl (strtblc6,true,strtblc9) .. '<br>' -- other tionary cat
            if (strtblca=="-") then
              strdeste = strdeste .. lfinumberinkat(-1) -- NOT count as error
            else
              numtuump = tonumber(lfremovenondi(strtblca)) -- apo:s tolerable
              strdeste = strdeste .. lfinumberinkat(numtuump) -- apo:s added
            end--if (strtblca=='-') else
          end--if (strtblc9=='-') else
        end--if (boolocerx or boolocery) else
      strt3d = constrtddf .. strbkn .. constrtdfd -- long "td" eleme
      lfhoptconcat (strt3d .. strdeste .. constrtden) -- here "strdeste" used
      lfhoptconcat ('</tr>')
    end--do scope
    end--if
    -- done /d13/

    break -- finally
  end--while -- fake loop -- join mark

  return numlokera

end--function lfydoonelang

------------------------------------------------------------------------

---- VARIABLES [R] ----

------------------------------------------------------------------------

function exporttable.ek (arxframent)

  -- general unknown type "var"

  local vartomp = 0

  -- special type "args" AKA "arx"

  local arxourown = 0 -- metaized "args" from our own "frame" (NOT caller's)

  -- general "tab"

  local tablg78ysubt = {} -- all langcodes (komp NO sng YES)
  local tabc0toca    = {} -- one langcode (komp NO sng YES)
  local tabctl = {} -- tlnsow tlnexp kapsow kapexp vorsow vorexp malsow malexp apxsow apxexp indsow indexp
  local tabkol = {} -- columns "d01" ... "d13"

  -- peeked stuff

  local strpiklangcode = '' -- "en" privileged site language
  local strpikkatns    = '' -- "Category"
  local strpikindns    = '' -- "Index"
  local strpikapxns    = '' -- "Appendix"

  -- general "str"

  local striywocy = '' -- incoming parameter with langcode is the y-index word
  local strinfsel = '' -- incoming parameter with 6 digi, converted into 9 boo
  local strpurge  = '' -- purge quasi-external link complete with "[" and "]"
  local strtopm   = ''

  -- general "num"

  local numerr       = 0  -- #E01 internal #E12 unknown
  local num2statcode = 0

  -- general "boo"

  local boohavtbl = false -- have table on OK or #E12
  local bootimp = false

------------------------------------------------------------------------

---- MAIN [Z] ----

------------------------------------------------------------------------

  ---- GUARD AGAINST INTERNAL ERROR AGAIN ----

  lfdtracemsg ('This is module "msngtbllin", requested "detrc" report')

  if (qbooguard) then
    numerr = 1 -- #E01 internal
  end--if

  qtcostquery[0] = arxframent            -- quasi-constant
  qtcostquery[1] = contabtunmisc['tifi'] -- control constant -- be tight-fisted
  qtcostquery[2] = 0          -- pass number (ZERO single | ONE collect | TWO retrieve)
  qtcostquery[3] = 0          -- total counter PagesInCategory
  qtcostquery[4] = 0          -- cost PagesInCategory (batched is cheaper, currently impossible)
  qtcostquery[5] = 0          -- counter tight-fisted PagesInCategory (currently impossible)
  qtcostquery[6] = 0          -- total counter IfExists
  qtcostquery[7] = 0          -- cost IfExists (batched is cheaper, soon possible)
  qtcostquery[8] = 0          -- counter tight-fisted IfExists

  ---- PEEK STUFF THAT IS NOT OVERRIDDEN MINIMAL ----

  -- this depends on "arxframent" (only if parent requested) but NOT on "arx"

  -- "strpikkatns" and "strpikindns" and "strpikapxns" do NOT
  -- include a trailing ":" colon, and are for "lfykattlaenk"
  -- and "lfyapxindlaenk" and "lfikatpaldigu"

  -- no "strpikparent" and no "strpikpareuf" here

  if (numerr==0) then
    strpiklangcode = contabovrd['sitelang'] or mw.getContentLanguage():getCode() or 'en'              -- privileged site language
    strpikkatns    = contabovrd['katprefi'] or (mw.site.namespaces[ 14] or {})['name'] or 'Category'  -- standard namespace
    strpikindns    = contabovrd['indprefi'] or (mw.site.namespaces[100] or {})['name'] or 'Index'     -- custom namespace
    strpikapxns    = contabovrd['apxprefi'] or (mw.site.namespaces[102] or {})['name'] or 'Appendix'  -- custom namespace
    if ((type(strpiklangcode)~='string') or (type(strpikkatns)~='string') or (type(strpikindns)~='string') or (type(strpikapxns)~='string')) then
      numerr = 1 -- #E01 internal (unlikely)
    end--if
  end--if (numerr==0) then

  lfdtracemsg ('Peeking done, strpiklangcode=' .. tostring(strpiklangcode))
  lfdtracemsg ('Further strpikkatns=' .. tostring(strpikkatns) .. ', strpikindns=' .. tostring(strpikindns) .. ', strpikapxns=' .. tostring(strpikapxns))

  ---- SEIZE ONE ANON AND OBLIGATORY PARAMETER ----

  -- in arxourown[1] expecting lang code (2 or 3 lowercase letters,
  -- everythig else is criminal but this can be changed easily)

  -- result in "striywocy" will be later used as index for T78 but
  -- also displayed in right column in row /d00/

  arxourown = arxframent.args -- "args" from our own "frame"

  if ((arxourown[1]==nil) or (arxourown[2])) then
    numerr = 8 -- #E08 need one obligatory anon param, NOT more
  else
    striywocy = arxourown[1] -- y-index word (langcode)
    if (not lfivalidatelnkoadv(striywocy,false,false,contabtunmisc[3],contabtunmisc[4],false)) then
      numerr = 11 -- #E11 obviously invalid langcode
    end--if
  end--if

  ---- SEIZE ONE NAMED AND OBLIGATORY PARAMETER ----

  -- obligatory 6 digits about 6 items in 3 columns into 9
  -- tabbed boolean:s

  -- in "infsel=" expecting 6 decimal digits, value "2" NOT accepted here

  if (numerr==0) then
    do -- scope
      local varselinf = 0
      local numsilur = 0
      while true do
        varselinf = arxourown['infsel'] -- 6 digits: tln kap vor mal apx ind
        if (type(varselinf)~='string') then
          numerr = 16 -- #E16 named param "infsel=" missing
          break
        end--if
        strinfsel = varselinf
        numsilur = lfivaliumdctlstr ('111111',strinfsel) -- less than 255 bad
        if (numsilur~=255) then
          numerr = 17 -- #E17 named param "infsel=" invalid
          break
        end--if
        numsilur = lfdec1digit(string.byte(strinfsel,1,1)) -- "tln"
        tabctl.tlnsow = (numsilur~=0) -- show tln in d07
        tabctl.tlnexp = false
        numsilur = lfdec1digit(string.byte(strinfsel,2,2)) -- "kap"
        tabctl.kapsow = (numsilur~=0) -- show kap in d07
        tabctl.kapexp = false
        numsilur = lfdec1digit(string.byte(strinfsel,3,3)) -- "vor"
        tabctl.vorsow = (numsilur~=0) -- show vor in d08
        tabctl.vorexp = false
        numsilur = lfdec1digit(string.byte(strinfsel,4,4)) -- "mal"
        tabctl.malsow = (numsilur~=0) -- show mal in d08
        tabctl.malexp = false
        numsilur = lfdec1digit(string.byte(strinfsel,5,5)) -- "apx"
        tabctl.apxsow = (numsilur~=0) -- show apx
        tabctl.apxexp = false
        numsilur = lfdec1digit(string.byte(strinfsel,6,6)) -- "ind"
        tabctl.indsow = (numsilur~=0) -- show ind
        tabctl.indexp = false
        break -- finally to join mark
      end--while -- fake loop -- join mark
    end--do scope
  end--if

  ---- SEIZE NAMED AND OPTIONAL PARAMETER "DETRC" EVEN IF WE ALREADY SUCK ----

  -- try to pick named param "detrc=" even if we already have an error, so
  -- far we have collected to "qstrtrace" unconditionally, maybe shut up now

  if (arxourown['detrc']=='true') then
    lfdtracemsg ('Seized "detrc=true"')
  else
    qboodetrc = false -- was preassigned to "true"
    qstrtrace = '' -- shut up now
  end--if

  lfdtracemsg ('All params done, numerr=' .. tostring(numerr))

  ---- PROCESS MESSAGES ----

  contaberaroj  = lfhfillsurrstrtab(contaberaroj, nil, strpiklangcode, nil)
  contabd10d11w = lfhfillsurrstrtab(contabd10d11w, nil, strpiklangcode, nil) -- 1,2 -- "fermita aux malplena"
  contabdestit  = lfhfillsurrstrtab(contabdestit, nil, strpiklangcode, nil)  -- 0...13 -- table headings
  contabpages   = lfhfillsurrstrtab(contabpages, nil, strpiklangcode, nil)   -- 0...7 -- "Sxablonaro -@LK00-"
  contabligiloj = lfhfillsurrstrtab(contabligiloj, nil, strpiklangcode, nil) -- 0,1,2

  ---- PICK ONE SUBTABLE T78 ----

  -- here risk of #E02 #E03

  -- on error we assign "numerr" and maybe "num2statcode" both used far below

  while true do -- fake loop

    if (numerr~=0) then -- #E01 possible
      break -- to join mark
    end--if

    num2statcode, bootimp = lfhvali1status99code (qldingvoj[2]) -- from "loaddata-tbllingvoj"
    if (num2statcode~=0) then
      if (bootimp) then
        numerr = 3 -- #E03 nombrigita
      else
        numerr = 2 -- #E02 malica
      end--if
      break -- to join mark
    end--if

    vartomp = qldingvoj['T78']
    if (type(vartomp)~='table') then -- important check
      numerr = 2 -- #E02 malica
      break -- to join mark
    end--if
    tablg78ysubt = vartomp -- has sub-sub-tables for langcodes

    break -- finally to join mark
  end--while -- fake loop -- join mark

  lfdtracemsg ('Picking of T78 done, numerr=' .. tostring(numerr) .. ', num2statcode=' .. tostring(num2statcode))

  ---- SEIZE THE PAGENAME AND BREW THE PURGE LINK FROM IT ----

  -- we use contabligiloj[0] with one word

  strtopm = 'Special:Recent changes' -- bad default
  vartomp = mw.title.getCurrentTitle().prefixedText -- with namespace prefix !!
  if (lfgstringrange(vartomp,1,255)) then
    strtopm = vartomp -- fullpagename here (otherwise "Special:Recent changes")
  end--if
  strpurge = lfwbrew3url (arxframent,strtopm,'action=purge',contabligiloj[0],true)

  ---- CHECK LANGCODE ----

  if (numerr==0) then
    tabc0toca = tablg78ysubt[striywocy]
    if (type(tabc0toca)~='table') then
      numerr = 12 -- #E12 unknown langcode
    end--if
  end--if

  -- if "striywocy" fails  !!!FIXME!!!
  --   if own code works then
  --     xboonotfnd = true -- lagom error (since at least our own code found)
  --   else
  --     xnumerr = 15 -- #E15 huge error (since our own code NOT found either)
  --   endif
  -- endif

  lfdtracemsg ('Langcode checked, numerr=' .. tostring(numerr))

  ---- ASSIGN MANY ----

  if (numerr==0) then

    tabkol.d01 = true
    tabkol.d02 = true
    tabkol.d03 = true
    tabkol.d04 = true
    tabkol.d05 = true
    tabkol.d06 = true
    tabkol.d07 = tabctl.tlnsow or tabctl.kapsow
    tabkol.d08 = tabctl.vorsow or tabctl.malsow
    tabkol.d09 = tabctl.apxsow or tabctl.indsow
    tabkol.d10 = true
    tabkol.d11 = true
    tabkol.d12 = true
    tabkol.d13 = true

  end--if

  ---- BEGIN OUTPUT TABLE (1+14+1 ROWS) AND BREW TOP CELL "COLSPAN=2" ----

  -- using constants "constrtdcs" and "constrtden" for
  -- "<td"...">" (with <<colspan="2">>) and "</td>"

  -- table "sng" must use <<float:right;>> and margins different from "komp"

  -- here we start using "lfhoptconcat", the thing has been initialized
  -- by <<local qstrret = ''>> and <<local qtabbunch = {}>>

  boohavtbl = (numerr==0) or (numerr==12) -- OK or #E12

  if (boohavtbl) then -- OK or #E12
    lfhoptconcat (contabhtml['bigbeg']) -- "<table"... and "<tr>"
    lfhoptconcat ('<tr>' .. constrtdcs .. constrtop .. constrtden .. '</tr>')
  end--if

  ---- BOTHER WITH UNKNOWN LANGCODE ----

  -- using constants "constrtdcs" and "constrtden" for
  -- "<td"...">" (with <<colspan="2">>) and "</td>"

  if (numerr==12) then -- #E12 unknown langcode
    lfhoptconcat ('<tr>' .. constrtdcs .. constrelabg .. (contaberaroj[12] or '"12"') .. constrelaen .. constrtden .. '</tr>')
  end--if

  ---- MAIN BLOCK OF TABLE DATA ----

  -- from above:
  -- * strpiklangcode ...
  -- * striywocy (from caller, this is /cy/)
  -- * tabc0toca (from tablg78ysubt)
  -- * tabctl (from "infsel=")
  -- * tabkol

  -- inside "lfydoonelang" using function "lfhbrewtitsel"
  -- (NOT adding "<td"...">" "</td>") for every table row /d00/ ... /d13/

  if (numerr==0) then -- skip also for #E12
    numerr = lfydoonelang (strpiklangcode, strpikkatns, strpikindns, strpikapxns, striywocy, tabc0toca, tabctl, tabkol)
  end--if

  --- BREW THE BOTTOM CELL "COLSPAN=2" ----

  -- using constants "constrtdcs" and "constrtden" for
  -- "<td"...">" (with <<colspan="2">>) and "</td>"

  -- update/purge link (depends on pagename)
  -- link to source table (fixed) (template namespace)
  -- link to complete table (fixed) (appendix namespace)

  if (boohavtbl) then -- OK or #E12
    lfhoptconcat ('<tr>' .. constrtdcs .. strpurge .. '<br>' .. contabligiloj[1] .. '<br>' .. contabligiloj[2] .. constrtden .. '</tr>')
  end--if

  ---- CLOSE THE OUTPUT TABLE, FINALIZE STRING, WHINE IF NEEDED ----

  if (boohavtbl) then -- OK or #E12
    lfhoptconcat ('</table>')
    lfhoptconcat (nil) -- crucial to finalize "qstrret"
  else
    qtabbunch = {} -- crucial to discard
    qstrret = constrehubg .. (contaberaroj[numerr] or ('"' .. tostring(numerr) .. '"')).. constrehuen -- fatal error -- replace content of the string
  end--if

  ---- RETURN THE JUNK STRING ----

  if (qboodetrc) then
    qstrret = "<br>" .. qstrtrace .. "<br><br>" .. qstrret
  end--if
  return qstrret

end--function

  ---- RETURN THE JUNK LUA TABLE ----

return exporttable