- node system:

   + Made the filters work again!

   + There is one strange thing that I can't track down though: for some
     reason, "^M" characters (?) are padded after newline ("\n" and / or
     "\r") characters.

includes/node.inc

@@ -170,7 +170,9 @@ function node_save($node, $filter) {
     foreach ($node as $key => $value) {
       if (in_array($key, $fields)) {
         $k[] = check_query($key);
-        $v[] = "'". check_query($value) ."'";
+        $v[] = "'". check_input($value) ."'";
+           // NOTE: for the values we use 'check_input()' such that we apply
+           //       the filters
       }
     }
 
@@ -192,7 +194,9 @@ function node_save($node, $filter) {
     // prepare the query:
     foreach ($node as $key => $value) {
       if (in_array($key, $fields)) {
-        $q[] = check_query($key) ." = '". check_query($value) ."'";
+        $q[] = check_query($key) ." = '". check_input($value) ."'";
+           // NOTE: for the values we use 'check_input()' such that we apply
+           //       the filters
       }
     }
 

modules/node.module

@@ -90,7 +90,7 @@ function node_filter_link($text) {
 function node_filter($text) {
   if (variable_get("filter_html", 0)) $text = node_filter_html($text);
   if (variable_get("filter_link", 0)) $text = node_filter_link($text);
-  return $text;
+  return trim($text);
 }
 
 function node_link($type, $node = 0) {
@@ -671,11 +671,19 @@ function node_preview($edit) {
     $edit["created"] = time();
   }
 
+  /*
+  ** Apply the required filters:
+  */
+
+  foreach ($edit as $key => $value) {
+    $node->$key = check_input($value);
+  }
+
   /*
   ** Display a preview of the node:
   */
 
-  node_view($edit);
+  node_view($node);
 
   return node_form($edit);
 }

modules/node/node.module

@@ -90,7 +90,7 @@ function node_filter_link($text) {
 function node_filter($text) {
   if (variable_get("filter_html", 0)) $text = node_filter_html($text);
   if (variable_get("filter_link", 0)) $text = node_filter_link($text);
-  return $text;
+  return trim($text);
 }
 
 function node_link($type, $node = 0) {
@@ -671,11 +671,19 @@ function node_preview($edit) {
     $edit["created"] = time();
   }
 
+  /*
+  ** Apply the required filters:
+  */
+
+  foreach ($edit as $key => $value) {
+    $node->$key = check_input($value);
+  }
+
   /*
   ** Display a preview of the node:
   */
 
-  node_view($edit);
+  node_view($node);
 
   return node_form($edit);
 }