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%% Copyright 2013 Maïeul Rouquette
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
% http://www.latex-project.org/lppl.txt
% and version 1.3 or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
%
% This work has the LPPL maintenance status `maintained'.
%
% The Current Maintainer of this work is Maïeul Rouquette
%
% This work consists of the file biblatex-source-division.sty
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{biblatex-source-division}[2014/01/19 v1.1.0 source division for eledpar]
% Prepare in the case of <x>volcite commands
\newtoggle{volcite}{}
\apptocmd{\volcitecmd}{\global\toggletrue{volcite}}{}{}
% Call the source division getting
\renewbibmacro*{prenote}{%
\usebibmacro{getsourcedivision}%
\iffieldundef{prenote}%
{}%
{\printfield{prenote}%
\setunit{\prenotedelim}}}
% Get source division, put in in titladdon field, and delete source division from the postnote field
\newbibmacro{getsourcedivision}{%
\iffieldundef{postnote}{}{%
\global\undef\volpostnote%
\usefield{\getsourcedivision@}{postnote}%
\restorefield{titleaddon}{\titleaddon}%
\restorefield{postnote}{\postnote}%
}%
}
% Analyse of the source division
%% Main command
\newrobustcmd*{\getsourcedivision@}[1]{\getsourcedivision@i#1++}
% Are there parenthesis ?
\def\getsourcedivision@i{%
\@ifnextchar(%)
{\getsourcedivision@ii}%
{\getsourcedivision@ii()}}
% Put the source division and "true" postnote in macro
\def\getsourcedivision@ii(#1)#2++{%
\ifdefmacro{\volpostnote}{%
\gdef\titleaddon{#1}%
\gdef\postnote{{\volvol}{#2}}%
}{%
\iftoggle{volcite}{%
\volgetsourcedivision@#2%
\global\togglefalse{volcite}%
}%
{%
\gdef\titleaddon{#1}%
\gdef\postnote{#2}%
}%
}%
}
\newrobustcmd*{\volgetsourcedivision@}[2]{%
\gdef\volpostnote{#2}%
\gdef\volvol{#1}%
\restorefield{volpostnote}{\volpostnote}%
\usefield{\getsourcedivision@}{volpostnote}%
}
\endinput
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