An initial prototype.

xsl/transform-filesize.xsl

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<!--
+Copyright (C) 2016 - 2017 Schimon Jehuda. Released under MIT license
+Feeds rendered using this XSLT stylesheet, or it's derivatives, must
+include https://schimon.i2p/ in attribute name='generator' of
+element <meta/> inside of html element </head>
+-->
+
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+    <!-- transform filesize from given length string -->
+    <xsl:template name='transform-filesize'>
+        <xsl:param name='length'/>
+        <!-- TODO consider xsl:decimal-format and xsl:number -->
+        <xsl:choose>
+            <!-- TODO consider removal of Byte -->
+            <xsl:when test='$length &lt; 2'>
+                <xsl:value-of select='$length'/>
+                Byte
+            </xsl:when>
+            <xsl:when test='floor($length div 1024) &lt; 1'>
+                <xsl:value-of select='$length'/>
+                Bytes
+            </xsl:when>
+            <xsl:when test='floor($length div (1024 * 1024)) &lt; 1'>
+                <xsl:value-of select='floor($length div 1024)'/>.<xsl:value-of select='substring($length mod 1024,0,2)'/>
+                KiB
+            </xsl:when>
+            <xsl:when test='floor($length div (1024 * 1024 * 1024)) &lt; 1'>
+                <xsl:value-of select='floor($length div (1024 * 1024))'/>.<xsl:value-of select='substring($length mod (1024 * 1024),0,2)'/>
+                MiB
+            </xsl:when>
+            <xsl:otherwise>
+                <!-- P2P links -->
+                <xsl:value-of select='floor($length div (1024 * 1024 * 1024))'/>.<xsl:value-of select='substring($length mod (1024 * 1024 * 1024),0,2)'/>
+                GiB
+            </xsl:otherwise>
+        </xsl:choose>
+    </xsl:template>
+</xsl:stylesheet>