* Add new Filters.js module contributed by Michael Platzer

* Add Filters.js and JSON.js to all.js

core/Filters.js

@@ -0,0 +1,206 @@
+/*
+ * Helma License Notice
+ *
+ * The contents of this file are subject to the Helma License
+ * Version 2.0 (the "License"). You may not use this file except in
+ * compliance with the License. A copy of the License is available at
+ * http://adele.helma.org/download/helma/license.txt
+ *
+ * Copyright 1998-2007 Helma Software. All Rights Reserved.
+ *
+ * $RCSfile$
+ * $Author$
+ * $Revision$
+ * $Date$
+ */
+
+/**
+ * @fileoverview Implements some useful macro filters.
+ */
+
+app.addRepository('modules/core/String.js');
+
+/**
+ * Transforms a string to lowercase.
+ *
+ * @see String.prototype.toLowerCase
+ */
+function lowercase_filter(input) {
+   return (input || "").toString().toLowerCase();
+}
+
+
+/**
+ * Transforms a string to uppercase.
+ *
+ * @see String.prototype.toUpperCase
+ */
+function uppercase_filter(input) {
+   return (input || "").toString().toUpperCase();
+}
+
+
+/**
+ * Transforms the first Character of a string to uppercase.
+ *
+ * @see String.prototype.capitalize
+ */
+function capitalize_filter(input) {
+   return (input || "").toString().capitalize();
+}
+
+
+/**
+ * Transforms the first Character of each word in a string
+ * to uppercase.
+ *
+ * @see String.prototype.titleize
+ */
+function titleize_filter(input) {
+   return (input || "").toString().titleize();
+}
+
+
+/**
+ * Cuts a String at a certain position, and 
+ * optionally appends a suffix, if truncation
+ * has occurred.
+ *
+ * @see String.prototype.head
+ * @param limit Maximum length
+ * @param clipping Appended String, default is the empty String
+ */
+function truncate_filter(input, param, limit, clipping) {
+   var limit = param.limit != null ? param.limit : limit;
+   var clipping = param.clipping || clipping || "";
+   return (input || "").toString().head(limit, clipping);
+}
+
+
+/**
+ * Removes leading and trailing whitespaces.
+ *
+ * @see String.prototype.trim
+ */
+function trim_filter(input) {
+   return (input || "").toString().trim();
+}
+
+
+/**
+ * Removes all tags from a String.
+ * Currently simply wraps Helma's stripTags-method.
+ *
+ * @see stripTags
+ */
+function stripTags_filter(input) {
+   return stripTags((input || "").toString());
+};
+
+
+/**
+ * Escapes the characters in a String using XML entities.
+ * Currently simply wraps Helma's encodeXml-method.
+ *
+ * @see encodeXml
+ */
+function escapeXml_filter(input) {
+   return encodeXml((input || "").toString());
+}
+
+
+/**
+ * Escapes the characters in a String using HTML entities.
+ *
+ * @see http://www.google.com/codesearch?q=escapeHtml
+ */
+function escapeHtml_filter(input) {
+   var replace = Packages.org.mortbay.util.StringUtil.replace;
+   var str = (input || "").toString();
+   return replace(replace(replace(replace(str, '&', '&amp;'), '"', '&quot;'), '>', '&gt;'), '<', '&lt;');
+}
+
+var h_filter = escapeHtml_filter;
+
+
+/**
+ * Escapes the characters in a String to be suitable 
+ * to use as an HTTP parameter value.
+ *
+ * @see http://www.google.com/codesearch?q=escapeUrl
+ * @param charset Optional String. The name of a supported
+ *        character encoding.
+ */
+function escapeUrl_filter(input, param, charset) {
+   var charset = param.charset || charset || app.getCharset();
+   return java.net.URLEncoder.encode(input || "", charset);
+}
+
+
+/**
+ * Escapes a string so it may be used in JavaScript String
+ * definitions.
+ */
+function escapeJavaScript_filter(input) {
+   var replace = Packages.org.mortbay.util.StringUtil.replace;
+   var str = (input || "").toString();
+   return replace(replace(replace(replace(replace(str, '"', '\\"'), "'", "\\'"), '\n', '\\n'), '\r', '\\r'), '\t', '\\t');
+}
+
+
+/**
+ * Replaces linebreaks with HTML linebreaks.
+ */
+function linebreakToHtml_filter(input) {
+   var replace = Packages.org.mortbay.util.StringUtil.replace;
+   var str = (input || "").toString();
+   return replace(str, '\n', '<br />');
+}
+
+
+/**
+ * Performs a string replacement.
+ *
+ * @param old
+ * @param new
+ */
+function replace_filter(input, param, oldString, newString) {
+   var str = (input || "").toString();
+   var oldString = param["old"] != null ? param["old"] : oldString;
+   var newString = param["new"] != null ? param["new"] : newString;
+   var replace = Packages.org.mortbay.util.StringUtil.replace;
+   return replace(str, oldString, newString);
+}
+
+
+/**
+ * Returns a substring. Simply wraps the javascript
+ * method 'substring'.
+ *
+ * @see String.prototype.substring
+ * @param from
+ * @param to
+ */
+function substring_filter(input, param, from, to) {
+   var from = param.from != null ? param.from : from;
+   var to = param.to != null ? param.to : to;
+   var str = (input || "").toString();
+   return str.substring(from, to);
+}
+
+
+/**
+ * Returns a formatted string representation of a Date.
+ * Simply wraps javascripts Date.format-method.
+ *
+ * @see Date.prototype.format
+ * @param format
+ */
+function dateFormat_filter(input, param, format) {
+   var format = param.format || format;
+   if (!input) {
+      return;
+   } else {
+      return input.format(format);
+   }
+}

core/all.js

@@ -9,9 +9,9 @@
  * Copyright 1998-2006 Helma Software. All Rights Reserved.
  *
  * $RCSfile: all.js,v $
- * $Author: czv $
- * $Revision: 1.4 $
- * $Date: 2006/05/30 18:34:31 $
+ * $Author: tobi $
+ * $Revision: 1.5 $
+ * $Date: 2006/08/06 11:27:56 $
  */
 
 // convenience SingleFileRepository to load all the 
@@ -24,3 +24,5 @@ app.addRepository('modules/core/Object.js');
 app.addRepository('modules/core/String.js');
 app.addRepository('modules/core/HopObject.js');
 app.addRepository('modules/core/Global.js');
+app.addRepository('modules/core/JSON.js');
+app.addRepository('modules/core/Filters.js');