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% Language definition file (part of polyglossia v1.58 -- 2022/10/26)
%
%%% Adapted from a file contributed by Kamal Abdali
\ProvidesFile{gloss-urdu.ldf}[polyglossia: module for Urdu]

\RequireBidi
\RequirePackage{arabicnumbers}
\RequirePackage{hijrical}

\PolyglossiaSetup{urdu}{
  bcp47=ur,
  script=Arabic,
  direction=RL,
  scripttag=arab,
  langtag=URD,
  hyphennames={urdu,nohyphenation},
  fontsetup=true,
  localnumeral=urdunumerals
  %TODO localalph={abjad,abjad}
}

% BCP-47 compliant aliases
\setlanguagealias*{urdu}{ur}

\newif\if@western@numerals
\def\tmp@western{western}
\define@key{urdu}{numerals}[eastern]{%
	\def\@tmpa{#1}%
	\ifx\@tmpa\tmp@western\@western@numeralstrue%
	  \else\@western@numeralsfalse%
	\fi}

%% TODO USE boolkey instead !!!
%this is needed for \abjad in arabicnumbers.sty
\def\tmp@true{true}
\define@key{urdu}{abjadjimnotail}[true]{%
  \def\@tmpa{#1}%
  \ifx\@tmpa\tmp@true\abjad@jim@notailtrue%
  \else
    \abjad@jim@notailfalse
  \fi}

\newif\if@hijrical
\def\tmp@hijri{hijri}
\define@key{urdu}{calendar}[gregorian]{%
  \def\@tmpa{#1}%
  \ifx\@tmpa\tmp@hijri\@hijricaltrue%
    \else\@hijricalfalse%
  \fi}

\define@key{urdu}{hijricorrection}[0]{%
  \gdef\@hijri@correction{#1}}%

% This should set the defaults
\setkeys{urdu}{calendar,numerals,hijricorrection}

\def\urdugregmonth#1{\ifcase#1%
  \or جنوری\or فروری\or مارچ\or اپریل\or مئی\or جون\or جولائی\or اگست\or  ستمبر\or اکتوبر\or نومبر\or دسمبر\fi}

\def\urduhijrimonth#1{\ifcase#1%
 \or محرّم\or صفر\or ربیع الاوّل\or ربیع الثّانی\or جمادی الاوّل\or جمادی الثّانی\or رجب\or شعبان\or  رمضان\or شوّال\or ذیقعدہ\or ذی الحجّہ\fi}

%\Hijritoday is now locale-aware and will format the date with this macro:
\DefineFormatHijriDate{urdu}{\@ensure@RTL{%
  \urdunumber{\value{Hijriday}}؍\space\urduhijrimonth{\value{Hijrimonth}}\space\urdunumber{\value{Hijriyear}}}}

\def\captionsurdu{%
  \def\refname{\@ensure@RTL{حوالہ جات}}%
  \def\abstractname{\@ensure@RTL{ملخّص}}%
  \def\bibname{\@ensure@RTL{کتابیات}}%
  \def\prefacename{\@ensure@RTL{دیباچہ}}%
  \def\chaptername{\@ensure@RTL{باب}}%
  \def\appendixname{\@ensure@RTL{ضمیمہ}}%
  \def\contentsname{\@ensure@RTL{فہرست عنوانات}}%
  \def\listfigurename{\@ensure@RTL{فہرست اشکال}}%
  \def\listtablename{\@ensure@RTL{فہرست جداول}}%
  \def\indexname{\@ensure@RTL{اشاریہ}}%
  \def\figurename{\@ensure@RTL{شكل}}%
  \def\tablename{\@ensure@RTL{جدول}}%
  %\def\thepart{}%
  \def\partname{\@ensure@RTL{حصّہ}}%
  \def\pagename{\@ensure@RTL{صفحہ}}%
  \def\seename{\@ensure@RTL{ملاحظہ ہو}}%
  \def\alsoname{\@ensure@RTL{ایضاً}}%
  \def\enclname{\@ensure@RTL{منسلک}}%
  \def\ccname{\@ensure@RTL{نقل}}%
  \def\headtoname{\@ensure@RTL{بملاحظہ}}%
  \def\proofname{\@ensure@RTL{ثبوت}}%
  \def\glossaryname{\@ensure@RTL{لغت}}%
  \def\sectionname{\@ensure@RTL{فصل}}%
}

\def\dateurdu{%
  \def\today{%
    \if@hijrical
     \Hijritoday[\@hijri@correction]%
    \else
      \@ensure@RTL{\urdunumber\day؍\space\urdugregmonth{\month}%
         \space\urdunumber\year}%
    \fi}%
}

\def\urdunumber#1{%
  \if@western@numerals
    \number#1%
  \else
    %%FIXME use farsidigits instead???
    \protect\arabicdigits{\number#1}%
  \fi}

\def\urdu@numbers{%
  \let\@alph\abjad%
  \let\@Alph\abjad%
}

\def\nourdu@numbers{%
  \let\@alph\latin@alph%
  \let\@Alph\latin@Alph%
}

\newcommand{\urdunumerals}[2]{\urdunumber{#2}}

% Store original definition
\let\xpg@save@arabic\@arabic

\def\urdu@globalnumbers{%
  \let\@arabic\urdunumber%
  % For some reason \thefootnote needs to be set separately:
  \renewcommand\thefootnote{\localnumeral*{footnote}}%
}

\def\nourdu@globalnumbers{
  \let\@arabic\xpg@save@arabic%
}

% Save original \MakeUppercase definition
\let\xpg@save@MakeUppercase\MakeUppercase

\def\blockextras@urdu{%
  \def\MakeUppercase##1{##1}%
}

\def\noextras@urdu{%
   % restore original \MakeUppercase definition
   \let\MakeUppercase\xpg@save@MakeUppercase%
}

\endinput