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<?php
class Template {
var $s;
var $r;
var $search;
var $replace;
private function _build_replace($r, $prefix){
if(is_array($r) && count($r)) {
foreach ($r as $k => $v ) {
if (is_array($v))
$this->_build_replace($v, "$prefix$k.");
$this->search[] = $prefix . $k;
$this->replace[] = $v;
}
}
}
private function _replcb_if($m){
//echo "<pre>"; var_dump($m);
$keys = explode(".",$m[1]);
$val = $this->r;
foreach($keys as $k) {
$val = $val[$k];
}
//echo $val;
return ($val?$m[2]:"");
}
public function replace($s, $r) {
$this->s = $s;
$this->r = $r;
$this->search = array();
$this->replace = array();
$this->_build_replace($r, "");
$s = preg_replace_callback("|{{ *if *([^ }]*) *}}([^{]*){{ *endif *}}|", array($this, "_replcb_if"), $s);
return str_replace($this->search,$this->replace,$s);
}
}
$t = new Template;
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