From ed34f4b59dce226700bf849098b367103065cc69 Mon Sep 17 00:00:00 2001
From: Björn Mattsson <bjorn@sunet.se>
Date: Fri, 13 Jan 2023 09:05:55 +0100
Subject: Added checks for invalid algorithms that UK complains about

---
 xslt/check_framework.xsl | 128 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 xslt/check_framework.xsl

(limited to 'xslt/check_framework.xsl')

diff --git a/xslt/check_framework.xsl b/xslt/check_framework.xsl
new file mode 100644
index 00000000..f4e8d017
--- /dev/null
+++ b/xslt/check_framework.xsl
@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    check_framework.xsl
+
+    XSL stylesheet providing a framework for use by rule checking files.
+
+    Author: Ian A. Young <ian@iay.org.uk>
+
+-->
+<xsl:stylesheet version="1.0"
+    xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+    xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+
+    <!--
+        The stylesheet output will be a text file, which will probably be thrown
+        away in any case.  The real output from the check is sent using the
+        xsl:message element.
+    -->
+    <xsl:output method="text"/>
+
+
+    <!--
+        Common template to call to report an error on some element within an entity.
+    -->
+    <xsl:template name="error">
+        <xsl:param name="m"/>
+        <xsl:variable name="entity" select="ancestor-or-self::md:EntityDescriptor"/>
+        <xsl:message terminate='no'>
+            <xsl:text>[ERROR] </xsl:text>
+            <!--
+                If we're processing an aggregate, we need to indicate which
+                individual entity we're dealing with.
+            -->
+            <xsl:if test="ancestor-or-self::md:EntitiesDescriptor">
+                <!--
+                    Use an ID if available, otherwise the entityID.
+                -->
+                <xsl:choose>
+                    <xsl:when test="$entity/@ID">
+                        <xsl:value-of select="$entity/@ID"/>
+                    </xsl:when>
+                    <xsl:otherwise>
+                        <xsl:value-of select="$entity/@entityID"/>
+                    </xsl:otherwise>
+                </xsl:choose>
+                <xsl:text>: </xsl:text>
+            </xsl:if>
+            <xsl:value-of select="$m"/>
+        </xsl:message>
+    </xsl:template>
+
+
+    <!--
+        Common template to call to report a warning on some element within an entity.
+    -->
+    <xsl:template name="warning">
+        <xsl:param name="m"/>
+        <xsl:variable name="entity" select="ancestor-or-self::md:EntityDescriptor"/>
+        <xsl:message terminate='no'>
+            <xsl:text>[WARN] </xsl:text>
+            <!--
+                If we're processing an aggregate, we need to indicate which
+                individual entity we're dealing with.
+            -->
+            <xsl:if test="ancestor-or-self::md:EntitiesDescriptor">
+                <!--
+                    Use an ID if available, otherwise the entityID.
+                -->
+                <xsl:choose>
+                    <xsl:when test="$entity/@ID">
+                        <xsl:value-of select="$entity/@ID"/>
+                    </xsl:when>
+                    <xsl:otherwise>
+                        <xsl:value-of select="$entity/@entityID"/>
+                    </xsl:otherwise>
+                </xsl:choose>
+                <xsl:text>: </xsl:text>
+            </xsl:if>
+            <xsl:value-of select="$m"/>
+        </xsl:message>
+    </xsl:template>
+
+
+    <!--
+        Common template to call to report an informational message on some element within an entity.
+    -->
+    <xsl:template name="info">
+        <xsl:param name="m"/>
+        <xsl:variable name="entity" select="ancestor-or-self::md:EntityDescriptor"/>
+        <xsl:message terminate='no'>
+            <xsl:text>[INFO] </xsl:text>
+            <!--
+                If we're processing an aggregate, we need to indicate which
+                individual entity we're dealing with.
+            -->
+            <xsl:if test="ancestor-or-self::md:EntitiesDescriptor">
+                <!--
+                    Use an ID if available, otherwise the entityID.
+                -->
+                <xsl:choose>
+                    <xsl:when test="$entity/@ID">
+                        <xsl:value-of select="$entity/@ID"/>
+                    </xsl:when>
+                    <xsl:otherwise>
+                        <xsl:value-of select="$entity/@entityID"/>
+                    </xsl:otherwise>
+                </xsl:choose>
+                <xsl:text>: </xsl:text>
+            </xsl:if>
+            <xsl:value-of select="$m"/>
+        </xsl:message>
+    </xsl:template>
+
+
+    <!-- Recurse down through all elements by default. -->
+    <xsl:template match="*">
+        <xsl:apply-templates select="node()|@*"/>
+    </xsl:template>
+
+
+    <!-- Discard text blocks, comments and attributes by default. -->
+    <xsl:template match="text()|comment()|@*">
+        <!-- do nothing -->
+    </xsl:template>
+
+</xsl:stylesheet>
-- 
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