frontmatter.sty

% pibook template

% titlepages style
\newlength{\drop}% for my convenience
\pagestyle{empty}
%titleS
\newcommand*{\titleS}{\begingroup% Scripts, T&H p 151
\drop = 0.1\textheight
\centering
\vspace*{\drop}
{\Huge \@title}\\[\baselineskip]
{\large\itshape \@author}\\[\baselineskip]
\vfill
\rule{0.4\textwidth}{0.4pt}\\[\baselineskip]
{\large\itshape \@date}\par
\vspace*{\drop}
\endgroup}

% copyright style
\usepackage{fancyhdr}

\def\secondpage{\clearpage\null\vfill
\pagestyle{empty}
\begin{minipage}[b]{0.9\textwidth}
\footnotesize\raggedright
\setlength{\parskip}{0.5\baselineskip}
Πνευματικά δικαιώματα \copyright 2016--\the\year\ \@author\par
ISBN: 9786188242357
\end{minipage}
\vspace*{2\baselineskip}
\cleardoublepage
\rfoot{\thepage}}

\g@addto@macro{\maketitle}{\secondpage}

\endinput