自己默写smarty模板引擎,不解析php呢(求高手帮忙)

smarty

解决方案 »

免费领取超大流量手机卡，每月29元包185G流量+100分钟通话, 中国电信官方发货

<?php$realcontent = file_get_contents("template_test.html");
$tpl_string = <<< TEMPLEATE
<html>
    <head>
        <title>{\$title}</title>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    </head>
    <body>
        <div>作者:{\$name}</div>
        <div>国家:{\$china}</div>
        <div>省份:{\$provice}</div>
        <div>城市:{\$city}</div>
    </body>
</html>
TEMPLEATE;
$mode = '/\{\$(\w+)\}/';
$assign_arr = array();
function assign($name, $value) {
    global $assign_arr;
    $assign_arr[$name] = empty($value) ? '' : $value;
    return $assign_arr;
}
function replace_content($match) {
    global $assign_arr;
    if (!empty($match)) {
        return array_key_exists($match[1], $assign_arr) ? $assign_arr[$match[1]] : '';
    }
}
assign("title", "I love you");
assign("name", "iseagold");
assign("china", "中国");
assign("provice", "广东省");
assign("city", "深圳市");
assign("no", "页面不存在,未取出的变量");
echo preg_replace_callback($mode, "replace_content", $tpl_string);
//===================================简单的类版本==========================================================
class Template {
    public $assign_items = array();
    public $content;

    function __construct($file) {
        $this->content = file_get_contents($file);
    }
    function assign($name, $value) {
        $this->assign_items[$name] = empty($value) ? "" : $value;
    }
    function replace() {
        $arr_assign_items = array();
        $content = '';
        $content = $this->content;
        $arr_assign_items = $this->assign_items;
        $pattern = '/\{\$(\w+)\}/';
        $this->content = preg_replace_callback($pattern, function($match) use($arr_assign_items) {
            if (!empty($match)) {

                if (array_key_exists($match[1], $arr_assign_items)) {
                    echo $arr_assign_items[$match[1]];
                    return $arr_assign_items[$match[1]];
                }
            }
        }, $content);
    }
    function display() {
        echo $this->content;
    }
}
$template = new Template("template_test.html");
$template->assign("title", "I love you");
$template->assign("name", "iseagold");
$template->assign("china", "中国");
$template->assign("provice", "广东省");
$template->assign("city", "深圳市");
$template->assign("no", "页面不存在,未取出的变量");
$template->replace();
$template->display();
?>
smarty 3 以后默认不支持PHP 混写了换成 smarty 2 就可以了
你只产生了 php 代码，并没有执行他