<?php
-
+ define ("KEY_NOT_EXISTS", '^R_key_not_Exists^');
class Template {
var $r;
var $done = false;
var $d = false;
var $lang = null;
-
+ var $debug=false;
private function _preg_error(){
switch(preg_last_error()){
die();
}
- private function _build_replace($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 _push_stack(){
- $this->stack[] = array($this->r, $this->search, $this->replace, $this->nodes);
+ $this->stack[] = array($this->r, $this->nodes);
}
private function _pop_stack(){
- list($this->r, $this->search, $this->replace, $this->nodes) = array_pop($this->stack);
+ list($this->r, $this->nodes) = array_pop($this->stack);
}
- private function _get_var($name){
- $keys = array_map('trim',explode(".",$name));
+ private function _get_var($name, $retNoKey=false){
+ $keys = array_map('trim',explode(".",$name));
+ if ($retNoKey && !array_key_exists($keys[0], $this->r)) return KEY_NOT_EXISTS;
$val = $this->r;
foreach($keys as $k) {
- $val = $val[$k];
+ $val = (isset($val[$k]) ? $val[$k] : null);
}
return $val;
}
} else {
$val = $this->_get_var($args[2]);
}
- list($strue, $sfalse)= preg_split("|{{ *else *}}|", $args[3]);
- return ($val?$strue:$sfalse);
+ $x = preg_split("|{{ *else *}}|", $args[3]);
+ return ( $val ? $x[0] : (isset($x[1]) ? $x[1] : ""));
}
/**
* {{ inc <templatefile> [with $var1=$var2] }}{{ endinc }}
*/
private function _replcb_inc($args){
- list($tplfile, $newctx) = array_map('trim', explode("with",$args[2]));
+ if (strpos($args[2],"with")) {
+ list($tplfile, $newctx) = array_map('trim', explode("with",$args[2]));
+ } else {
+ $tplfile = trim($args[2]);
+ $newctx = null;
+ }
+
+ if ($tplfile[0]=="$") $tplfile = $this->_get_var($tplfile);
+
$this->_push_stack();
$r = $this->r;
if (!is_null($newctx)) {
krsort($this->nodes);
return $s;
}
+
- private function _get_lang(){
- if ($this->lang!=null) return $this->lang;
-
- $a = get_app();
- $this->lang=array();
- if(is_array($a->strings) && count($a->strings)) {
- foreach ($a->strings as $k=>$v){
- $k = preg_replace("/[^a-z0-9-]/", "", str_replace(" ","-", strtolower($k)));
- $this->lang[$k] = $v;
+ private function var_replace($s){
+ $m = array();
+ /** regexp:
+ * \$ literal $
+ * (\[)? optional open square bracket
+ * ([a-zA-Z0-9-_]+\.?)+ var name, followed by optional
+ * dot, repeated at least 1 time
+ * (?(1)\]) if there was opened square bracket
+ * (subgrup 1), match close bracket
+ */
+ if (preg_match_all('/\$(\[)?([a-zA-Z0-9-_]+\.?)+(?(1)\])/', $s,$m)){
+
+ foreach($m[0] as $var){
+ $varn = str_replace(array("[","]"), array("",""), $var);
+ $val = $this->_get_var($varn, true);
+ if ($val!=KEY_NOT_EXISTS)
+ $s = str_replace($var, $val, $s);
}
}
- return $this->lang;
+
+ return $s;
}
-
-
+
public function replace($s, $r) {
- if (!x($r,'$lang')){
- $r['$lang'] = &$this->_get_lang();
- }
$this->r = $r;
- $this->search = array();
- $this->replace = array();
-
- $this->_build_replace($r, "");
- #$s = str_replace(array("\n","\r"),array("§n§","§r§"),$s);
$s = $this->_build_nodes($s);
+
$s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s);
if ($s==Null) $this->_preg_error();
// remove comments block
$s = preg_replace('/{#[^#]*#}/', "" , $s);
-
+
// replace strings recursively (limit to 10 loops)
$os = ""; $count=0;
while($os!=$s && $count<10){
$os=$s; $count++;
- $s = str_replace($this->search,$this->replace, $s);
+ $s = $this->var_replace($s);
}
- return $s;
+ return template_unescape($s);
}
}
$t = new Template;
+
+
+
+
+function template_escape($s) {
+
+ return str_replace(array('$','{{'),array('!_Doll^Ars1Az_!','!_DoubLe^BraceS4Rw_!'),$s);
+
+
+}
+
+function template_unescape($s) {
+
+ return str_replace(array('!_Doll^Ars1Az_!','!_DoubLe^BraceS4Rw_!'),array('$','{{'),$s);
+
+
+
+}