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% $Id: authortitle-comp.cbx,v 1.4b 2011/04/12 21:10:58 lehman stable $

\ProvidesFile{authortitle-comp.cbx}
[\abx@cbxid $Id: authortitle-comp.cbx,v 1.4b 2011/04/12 21:10:58 lehman stable $]

\ExecuteBibliographyOptions{uniquename,uniquelist,sortcites,autocite=footnote}
\newbool{cbx:parens}

\newbibmacro*{cite:init}{%
  \ifnumless{\value{multicitecount}}{2}
    {\global\boolfalse{cbx:parens}%
     \global\undef\cbx@lasthash}
    {\iffieldundef{prenote}
       {}
       {\global\undef\cbx@lasthash}}}

\newbibmacro*{cite:reinit}{%
  \global\undef\cbx@lasthash}

\newbibmacro*{cite}{%
  \iffieldundef{shorthand}
    {\iffieldequals{namehash}{\cbx@lasthash}
       {\setunit{\compcitedelim}}
       {\ifnameundef{labelname}
          {}
          {\printnames{labelname}%
           \setunit{\nametitledelim}}%
        \savefield{namehash}{\cbx@lasthash}}%
     \usebibmacro{cite:title}}
    {\usebibmacro{cite:shorthand}%
     \usebibmacro{cite:reinit}}%
  \setunit{\multicitedelim}}

\newbibmacro*{citetitle}{%
  \iffieldundef{shorthand}
    {\usebibmacro{cite:title}}
    {\usebibmacro{cite:shorthand}}%
  \setunit{\multicitedelim}}

\newbibmacro*{textcite}{%
  \iffieldequals{namehash}{\cbx@lasthash}
    {\setunit{\compcitedelim}}
    {\ifnameundef{labelname}
       {}
       {\printnames{labelname}%
        \setunit{%
	  \global\booltrue{cbx:parens}%
	  \addspace\bibopenparen}}%
     \savefield{namehash}{\cbx@lasthash}}%
  \ifnumequal{\value{citecount}}{1}
    {\usebibmacro{prenote}}
    {}%
  \iffieldundef{shorthand}
    {\usebibmacro{cite:title}}%
    {\usebibmacro{cite:shorthand}}%
  \setunit{%
    \ifbool{cbx:parens}
      {\bibcloseparen\global\boolfalse{cbx:parens}}
      {}%
    \multicitedelim}}

\newbibmacro*{cite:title}{%
  \printtext[bibhyperref]{\printfield[citetitle]{labeltitle}}}

\newbibmacro*{cite:shorthand}{%
  \printtext[bibhyperref]{\printfield{shorthand}}}

\newbibmacro*{textcite:postnote}{%
  \ifnameundef{labelname}
    {\setunit{%
       \global\booltrue{cbx:parens}%
       \addspace\bibopenparen}}
    {\setunit{\postnotedelim}}%
  \printfield{postnote}%
  \ifthenelse{\value{multicitecount}=\value{multicitetotal}}
    {\setunit{}%
     \printtext{%
       \ifbool{cbx:parens}
	 {\bibcloseparen\global\boolfalse{cbx:parens}}
	 {}}}
    {\setunit{%
       \ifbool{cbx:parens}
	 {\bibcloseparen\global\boolfalse{cbx:parens}}
	 {}%
       \multicitedelim}}}

\DeclareCiteCommand{\cite}
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand*{\cite}
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{citetitle}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\parencite}[\mkbibparens]
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand*{\parencite}[\mkbibparens]
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{citetitle}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\footcite}[\mkbibfootnote]
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\footcitetext}[\mkbibfootnotetext]
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\smartcite}[\iffootnote\mkbibparens\mkbibfootnote]
  {\usebibmacro{cite:init}%
   \usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\textcite}
  {\usebibmacro{cite:init}}
  {\usebibmacro{citeindex}%
   \usebibmacro{textcite}}
  {}
  {\usebibmacro{textcite:postnote}}

\DeclareMultiCiteCommand{\cites}{\cite}{\setunit{\multicitedelim}}
\DeclareMultiCiteCommand{\parencites}[\mkbibparens]{\parencite}{\setunit{\multicitedelim}}
\DeclareMultiCiteCommand{\footcites}[\mkbibfootnote]{\footcite}{\setunit{\multicitedelim}}
\DeclareMultiCiteCommand{\footcitetexts}[\mkbibfootnotetext]{\footcitetext}{\setunit{\multicitedelim}}
\DeclareMultiCiteCommand{\smartcites}[\iffootnote\mkbibparens\mkbibfootnote]{\smartcite}
                                     {\setunit{\multicitedelim}}
\DeclareMultiCiteCommand{\textcites}{\textcite}{}

\endinput