Fix strict notice under php 5.5

Author: flack

lib/Creator/FeedCreator.php

@@ -83,12 +83,11 @@ function version()
      * If the string is truncated, " ..." is appended.
      * If the string is already shorter than $length, it is returned unchanged.
      *
-     * @static
      * @param string    string A string to be truncated.
      * @param int        length the maximum length the string should be truncated to
      * @return string    the truncated string
      */
-    function iTrunc($string, $length) {
+    public static function iTrunc($string, $length) {
         if (strlen($string)<=$length) {
             return $string;
         }
@@ -150,7 +149,7 @@ function _createStylesheetReferences() {
 
     /**
      * Builds the feed's text.
-     * 
+     *
      * @return    string    the feed's complete text
      */
     abstract function createFeed();

test/UniversalFeedCreatorTest.php

@@ -21,6 +21,18 @@ public function test_createFeed_rss($format, $expected)
         $this->assertEquals($expected->channel->generator, $actual->channel->generator);
     }
 
+    public function test_createFeed()
+    {
+        $creator = new UniversalFeedCreator;
+        $creator->description = 'Feed Description';
+        $creator->addItem(new FeedItem());
+        $feed = $creator->createFeed('RSS2.0');
+
+        $expected = simplexml_load_file(__DIR__ . DIRECTORY_SEPARATOR . '__files'  . DIRECTORY_SEPARATOR . 'rss091.xml');
+        $actual = simplexml_load_string($feed);
+        $this->assertEquals($expected->channel->description, $actual->channel->description);
+    }
+
     public function provider_createFeed()
     {
         return array

test/__files/rss091.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- generator="FeedCreator 1.8" -->
+<rss version="0.91">
+    <channel xmlns:g="http://base.google.com/ns/1.0">
+        <title>Feed Title</title>
+        <description>Feed Description</description>
+        <link>http://link.to/blog</link>
+        <lastBuildDate>Tue, 12 Mar 2013 22:05:51 +0000</lastBuildDate>
+        <generator>FeedCreator 1.8</generator>
+        <item>
+            <title>Item Title</title>
+            <link>http://link.to/somewhere</link>
+            <description>Item Description</description>
+        </item>
+    </channel>
+</rss>