[1.7.0] Create ConfigForm printer classes

- Extend hash to convert strings from form key,value,key,value
- Hack up configdoc to accommodate configForm.php smoketest

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1101 48356398-32a2-884e-a903-53898d9a118a

library/HTMLPurifier/Printer.php

@@ -28,9 +28,9 @@ class HTMLPurifier_Printer
     
     /**
      * Main function that renders object or aspect of that object
-     * @param $config Configuration object
+     * @note Parameters vary depending on printer
      */
-    function render($config) {}
+    // function render() {}
     
     /**
      * Returns a start tag
@@ -66,6 +66,18 @@ class HTMLPurifier_Printer
                $this->end($tag);
     }
     
+    function elementEmpty($tag, $attr = array()) {
+        return $this->generator->generateFromToken(
+            new HTMLPurifier_Token_Empty($tag, $attr)
+        );
+    }
+    
+    function text($text) {
+        return $this->generator->generateFromToken(
+            new HTMLPurifier_Token_Text($text)
+        );
+    }
+    
     /**
      * Prints a simple key/value row in a table.
      * @param $name Key