%%
%% ---------------------------------------------------------------
%% biblatex-gb7714-2015 --- A biblatex implementation of the
%% GBT7714-2015 citation style,numerical sequence
%% Maintained by huzhenzhen
%% E-mail: hzzmail@163.com
%% Released under the LaTeX Project Public License v1.3c or later
%% ---------------------------------------------------------------
%%
\ProvidesFile{gb7714-2015.cbx}[a biblatex citation style for GB/T 7714-2015]

%
%   加载标准样式
%
\RequireCitationStyle{numeric-comp} %numeric

%
%   增加一个控制是否将标准标签中的作者加上超链接的选项
%   20210121,v1.0w,hzz
\newtoggle{bbx:gblabelref}
\DeclareBibliographyOption{gblabelref}[false]{%biblatex低版本
  \settoggle{bbx:gblabelref}{#1}}
\ExecuteBibliographyOptions{gblabelref}

%
%   增加一个控制是否进行标注标签压缩的选项
%   20220212,v1.1c,hzz
\newtoggle{bbx:gbcitecomp}
\DeclareBibliographyOption{gbcitecomp}[true]{%biblatex低版本
  \settoggle{bbx:gbcitecomp}{#1}}
\ExecuteBibliographyOptions{gbcitecomp}


%
%   增加标签包围符号格式处理选项
%   20211030,1.1a,hzz
%
\newrobustcmd{\mkbibleftborder}{\gbleftbracket}
\newrobustcmd{\mkbibrightborder}{\gbrightbracket}
\DeclareBibliographyOption[string]{gbcitelabel}[bracket]{%
    \csuse{gbcitelabelopt@#1}
}
\ExecuteBibliographyOptions{gbcitelabel}

\renewrobustcmd{\mkbibsuperscript}[1]{%
  \unspace\allowhyphens\textsuperscript{%
    \begingroup
    \protected\long\def\mkbibsuperscript##1{%
      \blx@warning{Nested superscript}%
      \mkbibbrackets{##1}}%嵌套的这里没有动
    #1\endgroup}\kern\z@}%

\def\gbcitelabelopt@bracket{%
\renewrobustcmd{\mkbibleftborder}{\gbleftbracket}%
\renewrobustcmd{\mkbibrightborder}{\gbrightbracket}%
}
\def\gbcitelabelopt@parens{%
\renewrobustcmd{\mkbibleftborder}{\gbleftparen}%
\renewrobustcmd{\mkbibrightborder}{\gbrightparen}%
}
\def\gbcitelabelopt@dot{%
\renewrobustcmd{\mkbibleftborder}{}%
\renewrobustcmd{\mkbibrightborder}{.}%
}
\def\gbcitelabelopt@plain{%
\renewrobustcmd{\mkbibleftborder}{}%
\renewrobustcmd{\mkbibrightborder}{}%
}
\def\gbcitelabelopt@box{%
\renewrobustcmd{\mkbibleftborder}{}%
\renewrobustcmd{\mkbibrightborder}{}%
\renewrobustcmd{\mkbibsuperscript}[1]{%
  \unspace\allowhyphens\textsuperscript{%
    \begingroup
\framebox{##1}\endgroup}\kern\z@}%
}
\def\gbcitelabelopt@circle{%
\renewrobustcmd{\mkbibleftborder}{}%
\renewrobustcmd{\mkbibrightborder}{}%
\renewrobustcmd{\mkbibsuperscript}[1]{%
  \unspace\allowhyphens\textsuperscript{%
    \begingroup
\textcircled{##1}\endgroup}\kern\z@}%
}


%
%   选项设置
%
\ExecuteBibliographyOptions{
  autocite  = superscript ,
  autopunct = true       ,
  %sorting   = none        ,
  maxcitenames=1,
  mincitenames=1,
}

%
%   修订使可用选项gblabelref来控制是否将标准标签中的作者加上超链接
%   20210121,v1.0w,hzz
%
\iftoggle{iftlatest}%
{\renewbibmacro*{textcite}{%
  \iffieldequals{namehash}{\cbx@lasthash}
    {\usebibmacro{cite:comp}}
    {\usebibmacro{cite:dump}%
     \ifbool{cbx:parens}
       {\printtext{\bibclosebracket}\global\boolfalse{cbx:parens}}
       {}%
     \iffirstcitekey
       {}
       {\setunit{\textcitedelim}}%
     \usebibmacro{cite:init}%
     \ifnameundef{labelname}
       {\printfield[citetitle]{labeltitle}}
       {\iftoggle{bbx:gblabelref}{\printtext[bibhyperref]{\printnames{labelname}}}{\printnames{labelname}}}%
     \setunit*{\printdelim{namelabeldelim}}%
     \printtext{\bibopenbracket}\global\booltrue{cbx:parens}%
     \ifnumequal{\value{citecount}}{1}
       {\usebibmacro{prenote}}
       {}%
     \usebibmacro{cite:comp}%
     \stepcounter{textcitecount}%
     \savefield{namehash}{\cbx@lasthash}}}%
     }


%
%设置标注中各篇文献之间的标点
%20210530,v1.0y,hzz
%textcite标注命令中的标点设置
%\DeclareDelimFormat[textcite]{andothersdelim}{\addspace}%
\renewcommand*{\compcitedelim}{\addcomma}%\addcomma\addthinspace
\renewcommand*{\supercitedelim}{\addcomma}
\renewcommand*{\multicitedelim}{\addcomma}

%
%将连续3篇文献压缩改为连续2篇文献压缩
%
%该宏的目的是抛弃压缩内部的编号，而仅输出最后一个编号，主要通过cbx@tempcnta来控制
%一般情况下cbx@tempcnta为0，所以该宏不输出任何内容。当cbx@tempcnta在cite:comp:comp宏中更改变大后
%说明开始进入需要压缩的范围，当到压缩终点时，cbx@tempcnta必然大于1，则输出内容。
%修改第二行的数字1为0即可将默认的3个开始压缩变为2个开始压缩。
\renewbibmacro*{cite:dump}{%
  \ifnumgreater{\value{cbx@tempcnta}}{0}%
    {\ifnumgreater{\value{cbx@tempcnta}}{0}%1改为0，可以将压缩起始3个编号改为2个编号
       {\bibrangedash}%
       {\multicitedelim}%
     \bibhyperref[\cbx@lastkey]{%
       \ifdef\cbx@lastprefix%
         {\printtext[labelprefix]{\cbx@lastprefix}}%
         {}%
       \printtext[labelnumber]{\cbx@lastnumber}}}%
    {}%
  \setcounter{cbx@tempcnta}{0}%
  \global\undef\cbx@lastprefix}

%biblatex v3.15 增加了一堆标点命令如\multiciterangedelim
%为方便用户定义，在新的版本中使用新的{cite:dump}，尽管前面的定义也没有问题
%前面的定义是适用于biblatex v2.8以后的版本的，从16年到20年都没动过
%而且也适用于最新的版本，biblatex本身兼容性做的也还是不错的。
\@ifpackagelater{biblatex}{2020/08/15}{%v3.15 2020-08-16
    \renewbibmacro*{cite:dump}{%
      \usebibmacro{cite:dump:inset}%
      % dump labelnumber (+labelprefix)
      \ifnumgreater{\value{cbx@tempcnta}}{0}
        {\ifnumgreater{\value{cbx@tempcnta}}{0}%1改为0，可以将压缩起始3个编号改为2个编号
           {\setunit{\multiciterangedelim}}
           {\setunit{\multicitedelim}}%
         \usebibmacro{cite:print:last:labelnumber}%
         \global\undef\cbx@lastprefix}
        {}%
      \setcounter{cbx@tempcnta}{0}%
    }%
}{}

%
%   定义一个上标方括号wrapper
%
\newcommand*\mkbibsuperbracket[1]{%
  \mkbibsuperscript{\mkbibbrackets{#1}}%
}

%   修改postnote的输出格式
\DeclareFieldFormat{postnote}{#1}


%修改\mkbibsuperscript宏在最后加上一个空白使得xeCJK不会自动在引用标签后面加上中英文之间的空白
%20210401,v1.0w,hzz
%20211030,v1.1a,hzz,调整到选项中去
%\renewrobustcmd{\mkbibsuperscript}[1]{%
%  \unspace\allowhyphens\textsuperscript{%
%    \begingroup
%    \protected\long\def\mkbibsuperscript##1{%
%      \blx@warning{Nested superscript}%
%      \mkbibbrackets{##1}}%
%    #1\endgroup}\kern\z@}

\newrobustcmd{\mkbibsuperscriptusp}[1]{%
  \unspace\allowhyphens\textsuperscript{%
    \begingroup
    \protected\long\def\mkbibsuperscriptusp##1{%
      \blx@warning{Nested superscript}%
      \mkbibbrackets{##1}}%
    #1\endgroup}}



%
%   重定义cite命令
%
%   方法:\DeclareCiteCommand{\cite}[\mkbibparens]{precode}{loopcode}{sepcode}{postcode}
%    v1.0p版后将cite的处理方式修改为类似pagescite，而不再使用biblatex的标准方式
\DeclareCiteCommand{\cite}[\mkbibsuperscript]%利用mkbibsuperbracket添加方括号 \textsuperscript
  {\mkbibleftborder\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite:comp}}
  {}
  {\usebibmacro{cite:dump}\mkbibrightborder%
   \printfield{postnote}}%\kern\p@ \kern\z@

%\renewcommand{\cite}[1]{\textsuperscript{[\supercite{#1}]}\kern\z@}
%   v1.0p 以前用的方式
%\DeclareCiteCommand{\cite}[\mkbibsuperbracket]%利用mkbibsuperbracket添加方括号
%  {\usebibmacro{cite:init}%
%   \usebibmacro{prenote}}
%  {\usebibmacro{citeindex}%
%   \usebibmacro{cite:comp}}
%  {}
%  {\usebibmacro{cite:dump}%
%   \usebibmacro{postnote}}

%
%   定义upcite命令
%   20180604，v1.0l，hzz
%   20190409，v1.0r，hzz
%   方法:对supercite增加[]
\newrobustcmd*{\upcite}{%
    \cite}

%
%   重定义parencite命令，以满足标签带页码的国标要求
%
\DeclareCiteCommand{\parencite}%[\mkbibbrackets]
  {\addspace\mkbibleftborder\usebibmacro{cite:init}%
   \usebibmacro{prenote}}%
  {\usebibmacro{citeindex}%
   \usebibmacro{cite:comp}}
  {}
  {\usebibmacro{cite:dump}\mkbibrightborder%
   \mkbibsuperscriptusp{\printfield{postnote}}}

%
%   新定义pagescite命令，以满足标签带页码的国标要求
%
%   原理方法:
%   1.新增页码输出宏
\newbibmacro*{postpages}{%
  \iffieldundef{postnote}
    {\printfield[postnote]{pages}}
    {\printfield{postnote}}}
%   2.新增\pagescite引用命令
\DeclareCiteCommand{\pagescite}[\mkbibsuperscript]%\mkbibbrackets,仍然用上标
  {\mkbibleftborder\usebibmacro{cite:init}%]直接添加方括号
   \usebibmacro{prenote}%
   }
  {\usebibmacro{citeindex}%
   \usebibmacro{cite:comp}}
  {}
  {\usebibmacro{cite:dump}\mkbibrightborder%
   \usebibmacro{postpages}}

%
%   定义yearpagescite，为与ay样式兼容，等同于\pagescite
%
\DeclareCiteCommand{\yearpagescite}[\mkbibsuperscript]%\mkbibbrackets,仍然用上标
  {\mkbibleftborder\usebibmacro{cite:init}%直接添加方括号
   \usebibmacro{prenote}%
   }
  {\usebibmacro{citeindex}%
   \usebibmacro{cite:comp}}
  {}
  {\usebibmacro{cite:dump}\mkbibrightborder%
   \usebibmacro{postpages}}

%
%   定义\yearcite命令，为与ay样式兼容，且提供不输出页码的标签格式，
%
%   原理方法:等同于\pagescite，但不要页码
\DeclareCiteCommand{\yearcite}[\mkbibsuperscript]%\mkbibbrackets,仍然用上标
  {\mkbibleftborder\usebibmacro{cite:init}%直接添加方括号
   \usebibmacro{prenote}%
   }
  {\usebibmacro{citeindex}%
   \usebibmacro{cite:comp}}
  {}
  {\usebibmacro{cite:dump}\mkbibrightborder}


%
%   定义\authornumcite命令，输出作者信息，然后在后面带上顺序编码
%   20180427，v1.0k，增加，hzz
%   gb7714样式新定义的命令都把cite放到最后，比如前面的pagescite，yearcite，这里的\authornumcite
%   区别于biblatex定义的命令都把cite放到前面，比如citeauthor等。见numeric.CBX
%   20200121，v1.0w，增加超链接，hzz
\newbibmacro*{citeathn}{%
  \printtext[bibhyperref]{%
    \printfield{labelprefix}%
    \printfield{labelnumber}%
    \ifbool{bbx:subentry}
      {\printfield{entrysetcount}}
      {}}}
%见numeric.CBX，\DeclareCiteCommand{\cite},
\DeclareCiteCommand{\authornumcite}%[\mkbibsuperscript]
  {\usebibmacro{prenote}}
  {\iffieldequalstr{userf}{cn}{\renewcommand*{\andothersdelim}{\addthinspace}}%\addthinspace
  {\renewcommand*{\andothersdelim}{\addspace}}%
  \iftoggle{bbx:gblabelref}{\printtext[bibhyperref]{\printnames{labelname}}}{\printnames{labelname}}%
  \mkbibsuperscript{\mkbibleftborder\usebibmacro{citeindex}%
   \usebibmacro{citeathn}\mkbibrightborder}}
  {\multicitedelim}
  {\mkbibsuperscript{\printfield{postnote}}}


%
%   增加如下多个命令
%   20190409，v1.0r，hzz
%   方法:利用newcommand或newrobustcmd命令进行定义
%   注意\citet和\citep命令之所以不用newrobustcmd，是为避免加载natbib模块后产生冲突
%\DeclareCiteCommand{\citet}%
%  {\usebibmacro{prenote}}
%  {\iffieldequalstr{userf}{cn}{\renewcommand*{\andothersdelim}{\addthinspace}}%\addthinspace
%  {\renewcommand*{\andothersdelim}{\addspace}}%
%  \printnames{labelname}\mkbibsuperscript{\mkbibbrackets{\usebibmacro{citeindex}%
%   \usebibmacro{citeathn}}}}
%  {\multicitedelim}
%  {\mkbibsuperscript{\printfield{postnote}}}

%
%   重定义citet，因为前面与\authornumcite同定义的命令无法正确处理多个bibtexkey同时给出的压缩情况
%   20200721,v1.0v,hzz
%   方法:利用textcite命令进行定义
%   基本利用textcite命令来写citet，仅利用bool{cbx:incitet}做判断，进而处理不同的上标和页码形式
%   20210416,v1.0y,hzz:将namelabeldelim标点注释掉了，因为中文环境下不需要，
%   若有需要可以用context sensitive的形式做定义
\newbool{cbx:incitet}
\global\booltrue{cbx:incitet}

\newbibmacro*{citet}{%
  \iffieldequals{namehash}{\cbx@lasthash}%
    {\usebibmacro{cite:comp}}%
    {\usebibmacro{cite:dump}%
     \ifbool{cbx:parens}%
       {\mkbibsuperscript{\printtext{\bibclosebracket}}\global\boolfalse{cbx:parens}}%
       {}%
     \iffirstcitekey
       {}
       {\textcitedelim}%
     \usebibmacro{cite:init}%
     \ifnameundef{labelname}
       {\printfield[citetitle]{labeltitle}}
       {\printnames{labelname}}%
     %\setunit*{\printdelim{namelabeldelim}}%
     \mkbibsuperscript{\printtext{\bibopenbracket}\global\booltrue{cbx:parens}%
     \ifnumequal{\value{citecount}}{1}
       {\usebibmacro{prenote}}%
       {}%
     \usebibmacro{cite:comp}%
     \stepcounter{textcitecount}%
     \savefield{namehash}{\cbx@lasthash}}}}

\DeclareCiteCommand{\cbx@textcite}%
  {\usebibmacro{cite:init}}%
  {\usebibmacro{citeindex}%
   \ifbool{cbx:incitet}{\usebibmacro{citet}}{\usebibmacro{textcite}}%
   }%
  {}%
  {\ifbool{cbx:incitet}{\mkbibsuperscript{\usebibmacro{cite:dump}\usebibmacro{postnote}}}%
        {\usebibmacro{cite:dump}\usebibmacro{postnote}}%
   \ifbool{cbx:parens}%
     {\ifbool{cbx:incitet}{\mkbibsuperscript{\bibclosebracket}}{\bibclosebracket}%
     \global\boolfalse{cbx:parens}}%
     {}}

  \newrobustcmd{\cbx@citet@init}[2]{%
  \global\booltrue{cbx:incitet}%
  \setcounter{textcitetotal}{0}%
  \setcounter{textcitecount}{0}%
  \def\cbx@savedcites{#1}#2\cbx@savedcites\empty}

  \renewrobustcmd{\cbx@textcite@init}[2]{%
  \global\boolfalse{cbx:incitet}%
  \setcounter{textcitetotal}{0}%
  \setcounter{textcitecount}{0}%
  \def\cbx@savedcites{#1}#2\cbx@savedcites\empty}

\DeclareCiteCommand{\citet}[\cbx@citet@init\cbx@textcite]
  {\gdef\cbx@savedkeys{}%
   \citetrackerfalse%
   \pagetrackerfalse%
   \DeferNextCitekeyHook%
   \usebibmacro{cite:init}}
  {\ifthenelse{\iffirstcitekey\AND\value{multicitetotal}>0}
     {\protected@xappto\cbx@savedcites{()(\thefield{multipostnote})}%
      \global\clearfield{multipostnote}}
     {}%
   \xappto\cbx@savedkeys{\thefield{entrykey},}%
   \iffieldequals{namehash}{\cbx@lasthash}
     {}
     {\stepcounter{textcitetotal}%
      \savefield{namehash}{\cbx@lasthash}}}
  {}
  {\protected@xappto\cbx@savedcites{%
     [\thefield{prenote}][\thefield{postnote}]{\cbx@savedkeys}}}



\DeclareCiteCommand{\citep}[\mkbibsuperscript]%利用mkbibsuperbracket添加方括号
  {\mkbibleftborder\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite:comp}}
  {}
  {\usebibmacro{cite:dump}\mkbibrightborder%
   \printfield{postnote}}

\newrobustcmd*{\citetns}%
    {\textcite}

\newrobustcmd*{\citepns}%
    {\parencite}

\newrobustcmd*{\inlinecite}%
    {\parencite}

%
%   增加如下复数的命令，以符合biblatex的复数命令习惯
%   20190430，v1.0r，hzz
% citec和citecs命令是实现了[1]-[3]这样的压缩形式。
% authornumcites是常用命令authornumcite的复数形式
%\DeclareFieldFormat{labelbracket}{\mkbibbrackets{#1}}
\DeclareFieldFormat{labelbracket}{\mkbibleftborder{#1}\mkbibrightborder}

\newbibmacro*{citec:comp:comp}{%
  \ifboolexpr{
    ( test {\iffieldundef{labelprefix}} and test {\ifundef\cbx@lastprefix} )
    or
    test {\iffieldequals{labelprefix}{\cbx@lastprefix}}%
  }
    {\ifnumequal{\thefield{labelnumber}}{\value{cbx@tempcntb}}
       {\savefield{entrykey}{\cbx@lastkey}%
        \savefield{labelnumber}{\cbx@lastnumber}%
        \addtocounter{cbx@tempcnta}{1}}
       {\ifnumequal{\thefield{labelnumber}}{\value{cbx@tempcntb}-1}
          {}
          {\usebibmacro{citec:dump}%
           \ifnumgreater{\value{cbx@tempcntb}}{-1}
             {\multicitedelim}
             {}%
           \printtext[bibhyperref]{%
             \printfield{labelprefix}%
             \printtext[labelbracket]{\printfield{labelnumber}}}}}}
    {\usebibmacro{cite:comp:end}}%
  \setcounter{cbx@tempcntb}{\thefield{labelnumber}}%
  \savefield{labelprefix}{\cbx@lastprefix}}

\newbibmacro*{citec:comp}{%
  \addtocounter{cbx@tempcntb}{1}%
  \iffieldundef{shorthand}
    {\ifbool{bbx:subentry}
       {\iffieldundef{entrysetcount}
          {\usebibmacro{citec:comp:comp}}
          {\usebibmacro{cite:comp:inset}}}
       {\usebibmacro{citec:comp:comp}}}
    {\usebibmacro{cite:comp:shand}}}

\newbibmacro*{citec:dump}{%
  \ifnumgreater{\value{cbx@tempcnta}}{0}
    {\ifnumgreater{\value{cbx@tempcnta}}{0}%从1改成0就是从3个开始压缩改成2个开始压缩
       {\bibrangedash}
       {\multicitedelim}%
     \bibhyperref[\cbx@lastkey]{%
       \ifdef\cbx@lastprefix
         {\printtext[labelprefix]{\cbx@lastprefix}}
         {}%
       \printtext[labelbracket]{\cbx@lastnumber}}}%labelnumber
    {}%
  \setcounter{cbx@tempcnta}{0}%
  \global\undef\cbx@lastprefix}

%\DeclareCiteCommand{\citec}[\mkbibsuperscript]%[\mkbibbrackets]
%  {\usebibmacro{cite:init}%
%   \usebibmacro{prenote}}
%  {\usebibmacro{citeindex}%
%   \usebibmacro{citec:comp}}
%  {}
%  {\usebibmacro{citec:dump}%
%   \usebibmacro{postnote}}

%上面这个用于非压缩情况，这里考虑了压缩的情况
\DeclareCiteCommand{\citec}[\mkbibsuperscript]%
  {\ifnumless{\value{multicitecount}}{2}
     {\usebibmacro{cite:init}%
      \usebibmacro{prenote}}
     {\iffieldundef{prenote}
        {\iffieldundef{postnote}
           {}
           {\usebibmacro{citec:dump}%
            \usebibmacro{cite:init}%
            \setunit{\multicitedelim}%
            }}
        {\usebibmacro{citec:dump}%
         \usebibmacro{cite:init}%
         \setunit{\multicitedelim}%
         \usebibmacro{prenote}}}}
  {\usebibmacro{citeindex}%
   \usebibmacro{citec:comp}}
  {}
  {\ifboolexpr{       test {\ifnumequal{\value{multicitecount}}{\value{multicitetotal}}}
               or not test {\iffieldundef{postnote}}}
     {\usebibmacro{citec:dump}%
      \printfield{postnote}%
      }
     {}}

\DeclareMultiCiteCommand{\citecs}[\mkbibsuperscript]{\citec}{}

\DeclareMultiCiteCommand{\authornumcites}[]{\authornumcite}{\multicitedelim}

%如果标注标签不进行压缩可以则重定义如下：
\iftoggle{bbx:gbcitecomp}{}%
{\newbibmacro*{cite}{%
  \printtext[bibhyperref]{%
    \printfield{labelprefix}%
    \printfield{labelnumber}%
    \ifbool{bbx:subentry}
      {\printfield{entrysetcount}}
      {}}}
\DeclareCiteCommand{\cite}[\mkbibsuperscript]%
  {\mkbibleftborder\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\mkbibrightborder\usebibmacro{postnote}}
\DeclareCiteCommand{\parencite}%
  {\mkbibleftborder\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\mkbibrightborder\mkbibsuperscriptusp{\usebibmacro{postnote}}}
}
