From 9d2d81c0d985d8a4a194904b21415c648666e472 Mon Sep 17 00:00:00 2001
From: Ian Young <ian@iay.org.uk>
Date: Fri, 7 Dec 2007 16:32:03 +0000
Subject: [PATCH] Display trust model statistics.

---
 build/statistics.xsl | 39 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 38 insertions(+), 1 deletion(-)

diff --git a/build/statistics.xsl b/build/statistics.xsl
index 6ca426b8..8b321898 100644
--- a/build/statistics.xsl
+++ b/build/statistics.xsl
@@ -82,6 +82,18 @@
         
         <xsl:variable name="embeddedX509Entities" select="$entities[descendant::ds:X509Data]"/>
         <xsl:variable name="embeddedX509EntityCount" select="count($embeddedX509Entities)"/>
+        
+        <!--
+        	Trust fabric statistics
+        -->
+        <xsl:variable name="pkixCapableEntities" select="$entities[descendant::ds:KeyName]"/>
+        <xsl:variable name="dkeyCapableEntities" select="$entities[descendant::ds:X509Data]"/>
+        <xsl:variable name="pkixEntities" select="set:difference($pkixCapableEntities, $dkeyCapableEntities)"/>
+        <xsl:variable name="dkeyEntities" select="set:difference($dkeyCapableEntities, $pkixCapableEntities)"/>
+        <xsl:variable name="hybridEntities" select="set:intersection($pkixCapableEntities, $dkeyCapableEntities)"/>
+        <xsl:variable name="pkixEntityCount" select="count($pkixEntities)"/>
+        <xsl:variable name="dkeyEntityCount" select="count($dkeyEntities)"/>
+        <xsl:variable name="hybridEntityCount" select="count($hybridEntities)"/>
         
         <!--
             Look for some potential problems in the metadata.  We need to do this
@@ -352,9 +364,34 @@
                             </p>
                         </li>
                     </xsl:if>
-
+
                 </ul>
 
+                <p>Trust models:</p>
+                <ul>
+                    <li>
+                        <p>
+                            PKIX only:
+                            <xsl:value-of select="$pkixEntityCount"/>
+                            (<xsl:value-of select="format-number($pkixEntityCount div $entityCount, '0.0%')"/>)
+                        </p>
+                    </li>
+                    <li>
+                        <p>
+                            Hybrid (PKIX and direct key):
+                            <xsl:value-of select="$hybridEntityCount"/>
+                            (<xsl:value-of select="format-number($hybridEntityCount div $entityCount, '0.0%')"/>)
+                        </p>
+                    </li>
+                    <li>
+                        <p>
+                            Direct key only:
+                            <xsl:value-of select="$dkeyEntityCount"/>
+                            (<xsl:value-of select="format-number($dkeyEntityCount div $entityCount, '0.0%')"/>)
+                        </p>
+                    </li>
+                </ul>
+
                 <h3>Identity Providers</h3>
                 <p>There are <xsl:value-of select="$idpCount"/> identity providers,
                 including <xsl:value-of select="$dualEntityCount"/>