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Code Issues Releases Wiki Activity

Recursive string replacement in template

pull/1/head
Fabio Comuni 2011-07-20 11:05:41 +02:00
parent 020deefba6
commit 11d1d309c2
1 changed files with 9 additions and 4 deletions
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11
include/template_processor.php
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@ -7,6 +7,7 @@
var $stack = array(); var $stack = array();
var $nodes = array(); var $nodes = array();
var $done = false; var $done = false;
var $d = false;
private function _preg_error(){ private function _preg_error(){
switch(preg_last_error()){ switch(preg_last_error()){
@ -39,6 +40,7 @@
} }
private function _pop_stack(){ private function _pop_stack(){
list($this->r, $this->search, $this->replace, $this->nodes) = array_pop($this->stack); list($this->r, $this->search, $this->replace, $this->nodes) = array_pop($this->stack);
} }
private function _get_var($name){ private function _get_var($name){
@ -58,7 +60,6 @@
* {{ if <$var>!=<val|$var> }}...[{{ else }} ...]{{ endif }} * {{ if <$var>!=<val|$var> }}...[{{ else }} ...]{{ endif }}
*/ */
private function _replcb_if($args){ private function _replcb_if($args){
if (strpos($args[2],"==")>0){ if (strpos($args[2],"==")>0){
list($a,$b) = array_map("trim",explode("==",$args[2])); list($a,$b) = array_map("trim",explode("==",$args[2]));
$a = $this->_get_var($a); $a = $this->_get_var($a);
@ -73,7 +74,6 @@
$val = $this->_get_var($args[2]); $val = $this->_get_var($args[2]);
} }
list($strue, $sfalse)= preg_split("|{{ *else *}}|", $args[3]); list($strue, $sfalse)= preg_split("|{{ *else *}}|", $args[3]);
return ($val?$strue:$sfalse); return ($val?$strue:$sfalse);
} }
@ -165,8 +165,13 @@
$s = $this->_build_nodes($s); $s = $this->_build_nodes($s);
$s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s); $s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s);
if ($s==Null) $this->_preg_error(); if ($s==Null) $this->_preg_error();
$s = str_replace($this->search,$this->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);
}
return $s; return $s;
} }
} }