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KBS: PHP-Vortrag erstellt
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Jim Martens
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\documentclass{beamer}
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\usepackage[T1]{fontenc}
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\usepackage[utf8]{inputenc}
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\usepackage[ngerman]{babel}
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%\usepackage{paralist}
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%\useoutertheme{infolines}
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\usepackage{graphicx}
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\usepackage{hyperref}
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\usepackage{listings}
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\usepackage{color}
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\usetheme{Warsaw}
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\usecolortheme{crane}
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\pagenumbering{arabic}
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\def\thesection{\arabic{section})}
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\def\thesubsection{\alph{subsection})}
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\def\thesubsubsection{(\roman{subsubsection})}
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\setbeamertemplate{navigation symbols}{}
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\graphicspath{ {src/} {/home/jim/Pictures/} }
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\definecolor{mygreen}{rgb}{0,0.6,0}
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\definecolor{mygray}{rgb}{0.5,0.5,0.5}
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\definecolor{mymauve}{rgb}{0.58,0,0.82}
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\lstset{ %
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backgroundcolor=\color{white}, % choose the background color; you must add \usepackage{color} or \usepackage{xcolor}
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basicstyle=\footnotesize, % the size of the fonts that are used for the code
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breakatwhitespace=false, % sets if automatic breaks should only happen at whitespace
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breaklines=true, % sets automatic line breaking
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captionpos=b, % sets the caption-position to bottom
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commentstyle=\color{mygray}, % comment style
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deletekeywords={}, % if you want to delete keywords from the given language
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escapeinside={\%*}{*)}, % if you want to add LaTeX within your code
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extendedchars=true, % lets you use non-ASCII characters; for 8-bits encodings only, does not work with UTF-8
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keepspaces=true, % keeps spaces in text, useful for keeping indentation of code (possibly needs columns=flexible)
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keywordstyle=\color{blue}, % keyword style
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language=PHP, % the language of the code
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morekeywords={class, function, return, protected, public, private, const, static, new, extends, namespace, null}, % if you want to add more keywords to the set
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numbers=left, % where to put the line-numbers; possible values are (none, left, right)
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numbersep=5pt, % how far the line-numbers are from the code
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numberstyle=\tiny\color{mygray}, % the style that is used for the line-numbers
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rulecolor=\color{black}, % if not set, the frame-color may be changed on line-breaks within not-black text (e.g. comments (green here))
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showspaces=false, % show spaces everywhere adding particular underscores; it overrides 'showstringspaces'
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showstringspaces=false, % underline spaces within strings only
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showtabs=false, % show tabs within strings adding particular underscores
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stepnumber=2, % the step between two line-numbers. If it's 1, each line will be numbered
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stringstyle=\color{mygreen}, % string literal style
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tabsize=2, % sets default tabsize to 2 spaces
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title=\lstname % show the filename of files included with \lstinputlisting; also try caption instead of title
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}
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\hypersetup{
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pdfauthor=Jim Martens,
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pdfstartview=Fit
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}
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\expandafter\def\expandafter\insertshorttitle\expandafter{%
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\raggedleft \insertframenumber\,/\,\inserttotalframenumber\;}
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\begin{document}
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\author{Jim Martens}
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\title{PHP (Un-)Wahrheiten}
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\date{02. Juni 2014}
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% Introduction
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\begin{frame}
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\titlepage
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\end{frame}
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% Motivation
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\begin{frame}{Motivation}
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\begin{quotation}
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"`PHP ist keine Programmiersprache."'
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\end{quotation}
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\begin{quotation}
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"`PHP ist eine Programmiersprache."'
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\end{quotation}
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\begin{quotation}
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"`PHP ist eine Skriptsprache."'
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\end{quotation}
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\begin{quotation}
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"`PHP hat eine inkonsistente API."'
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\end{quotation}
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\begin{quotation}
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"`PHP ist hässlich."'
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\end{quotation}
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\begin{quotation}
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"`PHP ist eine Templatesprache."'
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\end{quotation}
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\end{frame}
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% Contents
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\begin{frame}{Agenda}
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\tableofcontents
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\end{frame}
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% History
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\section{Historie}
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\begin{frame}{Von den Anfängen...}
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\begin{itemize}
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\item 1994: CGI binaries by Rasmus Lerdorf written in C \\ (Personal Homepage Tools bzw. PHP Tools)
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\item June 1995: Rewrite of PHP Tools with database interaction and more
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\item September 1995: Forms Interpreter (FI) with Perl-like variables, HTML embedded syntax, automatic interpretation of form variables
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\item October 1995: Personal Home Page Construction Kit
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\item April 1996: PHP/FI (another complete makeover) \\
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with DBM, mSQL, Postgres95, cookies, user-defined function support and more
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\item June 1996: PHP/FI gets version 2.0 status
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\end{itemize}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Von den Anfängen...}
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Beispielcode von PHP/FI:
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\begin{verbatim}
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<!--include /text/header.html-->
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<!--getenv HTTP_USER_AGENT-->
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<!--ifsubstr $exec_result Mozilla-->
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Hey, you are using Netscape!<p>
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<!--endif-->
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\end{verbatim}
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\end{frame}
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\begin{frame}{Von den Anfängen...}
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\begin{itemize}
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\item 1997/8: several thousand users around the world
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\item May 1998: Netcraft survey: 60,000 domains use PHP \\ ($1\%$ of all domains at that time use PHP)
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\end{itemize}
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\end{frame}
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\begin{frame}{...zu einer Programmiersprache...}
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\begin{itemize}
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\item 1997: Andi Gutmans and Zeev Suraski (Tel Aviv, Israel) began another complete rewrite of the parser
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\item they approached Rasmus and the three decided to collaborate \\
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in development of new, independent programming language
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\item this language was released under PHP meaning PHP Hypertext Preprocessor
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\item offered strong extensibility features, OOP support and more powerful and consistent language syntax
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\item June 1998: PHP 3.0 was announced as successor to PHP/FI 2.0
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\end{itemize}
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\end{frame}
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\begin{frame}{...mit einer neuen Engine...}
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\begin{itemize}
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\item winter 1998: Andi Gutmans and Zeev Suraski started work on rewrite of Core
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\item new engine was named Zend Engine (comprised of the first names, Zeev and Andi)
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\item mid 1999: first introduction of new engine
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\item May 2000: official release of PHP 4.0
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\end{itemize}
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\end{frame}
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\begin{frame}{...und neuem Objektmodell sowie vielen weiteren Features.}
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\begin{itemize}
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\item July 2004: release of PHP 5.0 with Zend Engine 2.0
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\item November 2005: release of PHP 5.1 with PDOs
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\item November 2006: release of PHP 5.2 with native JSON support
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\item June 2009: release of PHP 5.3 with namespaces, late static binding, native closures, GC for circular references, mysqlnd, etc.
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\item March 2012: release of PHP 5.4 with traits, short array syntax support, built-in web server
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\item June 2013: release of PHP 5.5 with generator support, finally blocks for exception handling, OpCache in official distribution
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\item February 2014: $82\%$ aller Websites, deren serverseitige Programmiersprache bekannt ist, nutzen PHP
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\end{itemize}
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\end{frame}
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\section{Gegenwart}
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\subsection{Syntax}
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\begin{frame}[fragile]
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\frametitle{Syntax}
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\begin{lstlisting}
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<?php
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namespace test;
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class Schwachsinn {
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const KONSTANTE = 4;
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public static $publicClassVariable = array(
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'userID' => 4,
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'username' => 'Max'
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);
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protected static $protClassVar = array(4,5,6);
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private static $privateClassVariable = 4;
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public $publicObjectVariable = array();
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protected $protectedObjectVariable = '';
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private $privateObjectVariable = null;
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\end{lstlisting}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Syntax}
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\begin{lstlisting}
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/**
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* Initializes an object of Schwachsinn.
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*/
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public function __construct() {
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$this->init();
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}
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protected function init() {
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echo $this->protectedObjectVariable.
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':'.
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static::$publicClassVariable['userID'];
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}
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}
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\end{lstlisting}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Syntax}
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\begin{lstlisting}
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class Schwachsinn2 extends Schwachsinn {
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public static $publicClassVariable = array(
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'userID' => 5,
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'username' => 'Mustermann'
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);
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protected $protectedObjectVariable = 'Hallo';
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}
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// what is echoed?
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$object = new Schwachsinn2();
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$object2 = new Schwachsinn();
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\end{lstlisting}
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\end{frame}
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\subsection{Design Patterns}
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\begin{frame}{Täglich grüßt das Murmeltier...}
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\begin{itemize}
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\item<2-> MVC
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\item<3-> Singleton
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\item<4-> Listener
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\item<5-> Fabrik
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\item<6-> Dependency Injection
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\end{itemize}
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\end{frame}
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\subsection{Reallife}
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\begin{frame}{Beispiele}
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PHP in tatsächlicher Verwendung:
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\begin{itemize}
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\item Symfony2
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\item Woltlab Community Framework (WCF)
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\item Wordpress
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\end{itemize}
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\end{frame}
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\section{Abschluss}
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\begin{frame}{Quellen}
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\begin{itemize}
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\item \url{php.net/manual/en/history.php.php}
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\item \url{w3techs.com/technologies/overview/programming_language/all}
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\item \url{php.net/ChangeLog-5.php}
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\end{itemize}
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\end{frame}
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\end{document}
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