X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Ftemplate_processor.php;h=4088ddab60840864c6b111c81c81615b1371cc94;hb=429870015fc9b1d94b24234152ad236f433e7f5a;hp=90c6b2e650374cf52232a96b2d0ed3ebe5c703a0;hpb=8a51e29824fc2569ac1d0def3070bee7c0552231;p=friendica.git

diff --git a/include/template_processor.php b/include/template_processor.php
old mode 100755
new mode 100644
index 90c6b2e650..4088ddab60
--- a/include/template_processor.php
+++ b/include/template_processor.php
@@ -13,12 +13,14 @@
 		var $debug=false;
 		
 		private function _preg_error(){
+			
 			switch(preg_last_error()){
 			    case PREG_INTERNAL_ERROR: echo('PREG_INTERNAL_ERROR'); break;
 			    case PREG_BACKTRACK_LIMIT_ERROR: echo('PREG_BACKTRACK_LIMIT_ERROR'); break;
 			    case PREG_RECURSION_LIMIT_ERROR: echo('PREG_RECURSION_LIMIT_ERROR'); break;
 			    case PREG_BAD_UTF8_ERROR: echo('PREG_BAD_UTF8_ERROR'); break;
-			    case PREG_BAD_UTF8_OFFSET_ERROR: echo('PREG_BAD_UTF8_OFFSET_ERROR'); break;
+// This is only valid for php > 5.3, not certain how to code around it for unit tests
+//			    case PREG_BAD_UTF8_OFFSET_ERROR: echo('PREG_BAD_UTF8_OFFSET_ERROR'); break;
 			    default:
 					//die("Unknown preg error.");
 					return;
@@ -61,7 +63,7 @@
 				if ($b[0]=="$") $b =  $this->_get_var($b);
 				$val = ($a == $b);
 			} else if (strpos($args[2],"!=")>0){
-				list($a,$b) = explode("!=",$args[2]);
+				list($a,$b) = array_map("trim", explode("!=",$args[2]));
 				$a = $this->_get_var($a);
 				if ($b[0]=="$") $b =  $this->_get_var($b);
 				$val = ($a != $b);
@@ -80,8 +82,13 @@
 		 */
 		private function _replcb_for($args){
 			$m = array_map('trim', explode(" as ", $args[2]));
-			list($keyname, $varname) = explode("=>",$m[1]);
-			if (is_null($varname)) { $varname=$keyname; $keyname=""; }
+			$x = explode("=>",$m[1]);
+			if (count($x) == 1) {
+				$varname = $x[0];
+				$keyname = "";
+			} else {
+				list($keyname, $varname) = $x;
+			}
 			if ($m[0]=="" || $varname=="" || is_null($varname)) die("template error: 'for ".$m[0]." as ".$varname."'") ;
 			//$vals = $this->r[$m[0]];
 			$vals = $this->_get_var($m[0]);
@@ -91,7 +98,7 @@
 				$this->_push_stack();
 				$r = $this->r;
 				$r[$varname] = $v;
-				if ($keyname!='') $r[$keyname] = $k;
+				if ($keyname!='') $r[$keyname] = (($k === 0) ? '0' : $k);
 				$ret .=  $this->replace($args[3], $r);
 				$this->_pop_stack();
 			}
@@ -126,6 +133,26 @@
 			return $ret;
 			
 		}
+		
+		/**
+		 * DEBUG node
+		 * 
+		 * {{ debug $var [$var [$var [...]]] }}{{ enddebug }}
+		 * 
+		 * replace node with <pre>var_dump($var, $var, ...);</pre>
+		 */
+		private function _replcb_debug($args){
+			$vars = array_map('trim', explode(" ",$args[2]));
+			$vars[] = $args[1];
+
+			$ret = "<pre>";
+			foreach ($vars as $var){
+				$ret .= htmlspecialchars(var_export( $this->_get_var($var), true ));
+				$ret .= "\n";
+			}
+			$ret .= "</pre>";
+			return $ret;
+		}
 
 		private function _replcb_node($m) {
 			$node = $this->nodes[$m[1]];
@@ -160,25 +187,24 @@
 
 		private function var_replace($s){
 			$m = array();
-			if (preg_match_all('/(\$\[{0,1}([a-zA-Z0-9-_]+\.*)+)(\|[a-zA-Z0-9-_]+)*\]{0,1}/', $s,$m)){
-				foreach($m[1] as $id=>$var){
-					$var = str_replace("[", "", $var);
-					$val = $this->_get_var($var, true);
-					
-					// apply filters
-					if ($m[3][$id]!=""){
-						$filters = explode("|",trim($m[3][$id],"|"));
-						foreach($filters as $filter)
-							if (function_exists($filter)) 
-								$val=$filter($val);
-					}
+			/** 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)
-						$s = str_replace($m[0][$id], $val, $s);
+						$s = str_replace($var, $val, $s);
 				}
 			}
 			
-			
-			
 			return $s;
 		}
 	
@@ -199,7 +225,7 @@
 				$os=$s; $count++;
 				$s = $this->var_replace($s);
 			}
-			return template_unescape($s);
+			return $s;
 		}
 	}