1 files changed, 34 insertions, 3 deletions

diff --git a/includes/parser/Preprocessor_Hash.php b/includes/parser/Preprocessor_Hash.php
index b5775243..62028291 100644
--- a/includes/parser/Preprocessor_Hash.php
+++ b/includes/parser/Preprocessor_Hash.php
@@ -758,6 +758,7 @@ class PPFrame_Hash implements PPFrame {
 
 	/**
 	 * Recursion depth of this frame, top = 0
+	 * Note that this is NOT the same as expansion depth in expand()
 	 */
 	var $depth;
 
@@ -810,6 +811,7 @@ class PPFrame_Hash implements PPFrame {
 	}
 
 	function expand( $root, $flags = 0 ) {
+		static $expansionDepth = 0;
 		if ( is_string( $root ) ) {
 			return $root;
 		}
@@ -818,10 +820,10 @@ class PPFrame_Hash implements PPFrame {
 		{
 			return '<span class="error">Node-count limit exceeded</span>';
 		}
-		if ( $this->depth > $this->parser->mOptions->mMaxPPExpandDepth ) {
+		if ( $expansionDepth > $this->parser->mOptions->mMaxPPExpandDepth ) {
 			return '<span class="error">Expansion depth limit exceeded</span>';
 		}
-		++$this->depth;
+		++$expansionDepth;
 
 		$outStack = array( '', '' );
 		$iteratorStack = array( false, $root );
@@ -974,7 +976,7 @@ class PPFrame_Hash implements PPFrame {
 				}
 			}
 		}
-		--$this->depth;
+		--$expansionDepth;
 		return $outStack[0];
 	}
 
@@ -1173,6 +1175,32 @@ class PPTemplateFrame_Hash extends PPFrame_Hash {
 		return !count( $this->numberedArgs ) && !count( $this->namedArgs );
 	}
 
+	function getArguments() {
+		$arguments = array();
+		foreach ( array_merge(
+				array_keys($this->numberedArgs),
+				array_keys($this->namedArgs)) as $key ) {
+			$arguments[$key] = $this->getArgument($key);
+		}
+		return $arguments;
+	}
+	
+	function getNumberedArguments() {
+		$arguments = array();
+		foreach ( array_keys($this->numberedArgs) as $key ) {
+			$arguments[$key] = $this->getArgument($key);
+		}
+		return $arguments;
+	}
+	
+	function getNamedArguments() {
+		$arguments = array();
+		foreach ( array_keys($this->namedArgs) as $key ) {
+			$arguments[$key] = $this->getArgument($key);
+		}
+		return $arguments;
+	}
+
 	function getNumberedArgument( $index ) {
 		if ( !isset( $this->numberedArgs[$index] ) ) {
 			return false;
@@ -1246,6 +1274,9 @@ class PPCustomFrame_Hash extends PPFrame_Hash {
 	}
 
 	function getArgument( $index ) {
+		if ( !isset( $this->args[$index] ) ) {
+			return false;
+		}
 		return $this->args[$index];
 	}
 }