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The laziest possible template engine written in php
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| <?php require_once "template.php"; ?> | |
| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Document</title> | |
| </head> | |
| <body> | |
| <?php | |
| ob_start(); | |
| ?> | |
| <div id="container" class="{{class}}"> | |
| {{@each articles}} | |
| <article id="{{id}}"> | |
| <h1>{{title}}</h1> | |
| <p>{{content}}</p> | |
| </article> | |
| {{/@each}} | |
| <footer id="footer">This is a test</footer> | |
| <section id="{{offers_id}}"> | |
| {{@each offers}} | |
| <article class="offer"> | |
| <a href="{{link}}"><h1>{{title}}</h1></a> | |
| </article> | |
| {{/@each}} | |
| </section> | |
| </div> | |
| <?php | |
| $html = ob_get_clean(); | |
| $articles = array( | |
| array( | |
| 'id' => 1, | |
| 'title' => "Here goes our first title", | |
| 'content' => 'This is our <strong>new html</strong>' | |
| ), | |
| array( | |
| 'id' => 2, | |
| 'title' => 'Here i come ready or not', | |
| 'content' => 'This is <strong><em>simply the best</strong></em> and easiest template engine ever written' | |
| ) | |
| ); | |
| $offers = array( | |
| array( | |
| 'link' => 'http://someoffer.com/1', | |
| 'title' => "Offer number one", | |
| ), | |
| array( | |
| 'link' => 'http://someoffer.com/2', | |
| 'title' => 'Offer number two' | |
| ) | |
| ); | |
| $vars = array( | |
| 'articles' => $articles, | |
| 'class' => 'main-div', | |
| 'offers_id' => 'hello', | |
| 'offers' => $offers | |
| ); | |
| echo Template::compile( $html , $vars ); | |
| ?> | |
| </body> | |
| </html> |
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| <?php | |
| class Template { | |
| static $escape = true; | |
| static $template = ""; | |
| static $vars = array(); | |
| public static function sanitize($what) | |
| { | |
| return filter_var($what, FILTER_SANITIZE_STRING); | |
| } | |
| public static function compile($template, $vars = array()) | |
| { | |
| self::$template = $template; | |
| self::$vars = $vars; | |
| $template = self::parse_vars($template, $vars); | |
| $template = self::parse_loops($template,$vars); | |
| return $template; | |
| } | |
| public static function parse_vars($template, $vars) | |
| { | |
| foreach($vars as $index => $var) | |
| { | |
| if (!is_array($var)) // assuming loops | |
| { | |
| if (self::$escape == true) | |
| { | |
| $index = self::sanitize($index); | |
| } | |
| $template = str_replace("{{" .$index . "}}", $var, $template); | |
| } | |
| } | |
| return $template; | |
| } | |
| public static function parse_loops($template, $vars) | |
| { | |
| $loops = preg_match_all('/\{\{\@each\s(.*)\}\}(.*)\{\{\/\@each\}\}/Uis', $template, $matches, PREG_OFFSET_CAPTURE); // each loop | |
| $html = ""; | |
| if ($matches) | |
| { | |
| $loops = count($matches[0]); | |
| for($i=0;$i < (count($matches[1]));$i++) | |
| { | |
| $index = $matches[1][$i][0] ; | |
| $tt = $matches[2][$i][0]; | |
| foreach( $vars[$index] as $var) | |
| { | |
| $html .= self::parse_vars( $tt, $var ); | |
| $template = str_replace($matches[0][$i][0], $html, $template); | |
| } | |
| } | |
| } | |
| return $template; | |
| } | |
| } |
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