From f40ffe634a4e3fb1b6839debf764eb2fd0dbc488 Mon Sep 17 00:00:00 2001
From: John Nordberg <john.nordberg@gmail.com>
Date: Thu, 25 Apr 2024 18:11:25 +0300
Subject: [PATCH] #5 EBA Filing Rules

---
 eba.xslt                   | 52 ++++++++++++++++++++++++++++++++++++++
 lookup/eba-validations.xml | 39 ++++++++++++++++++++++++++--
 2 files changed, 89 insertions(+), 2 deletions(-)

diff --git a/eba.xslt b/eba.xslt
index d963596..892843d 100644
--- a/eba.xslt
+++ b/eba.xslt
@@ -138,6 +138,26 @@
 			</xsl:call-template>
 		</xsl:if>
 
+		<xsl:variable name="instants" select="xbrli:context/xbrli:period/xbrli:instant" />
+		<xsl:variable name="distinct_instants"
+			select="$instants[not(text()=preceding::xbrli:instant/text())]" />
+		<xsl:if test="count($distinct_instants) &gt; 1">
+			<xsl:call-template name="EBAError">
+				<xsl:with-param name="code" select="'2.13.a'" />
+				<xsl:with-param name="context" select="$distinct_instants" />
+			</xsl:call-template>
+		</xsl:if>
+
+		<xsl:variable name="noninstants"
+			select="xbrli:context/xbrli:period/*[name()!='xbrli:instant']" />
+		<xsl:if test="noninstants">
+			<xsl:call-template name="EBAError">
+				<xsl:with-param name="code" select="'2.13.b'" />
+				<xsl:with-param name="context" select="$noninstants" />
+			</xsl:call-template>
+		</xsl:if>
+		<!-- /root/*[not(name()='terminate')] -->
+
 		<xsl:apply-templates />
 
 	</xsl:template>
@@ -271,12 +291,44 @@
 				<xsl:with-param name="context" select="exsl:node-set($cid)|$matching/@id" />
 			</xsl:call-template>
 		</xsl:if>
+
+		<xsl:apply-templates />
 	</xsl:template>
 
 	<!-- 2.8.a requires lookup etc -->
 	<!-- 2.8.b requires lookup etc -->
 	<!-- 2.8.c requires lookup etc -->
 
+	<xsl:template match="/xbrli:xbrl/xbrli:context/xbrli:period/xbrli:instant">
+		<xsl:if test="contains(text(),'T')">
+			<xsl:call-template name="EBAError">
+				<xsl:with-param name="code" select="'2.10.a'" />
+				<xsl:with-param name="context" select="." />
+			</xsl:call-template>
+		</xsl:if>
+		<xsl:if
+			test="contains(substring-after(text(),'T'), '+') or contains(substring-after(text(),'T'), '-') or contains(substring-after(text(),'T'), 'Z')">
+			<xsl:call-template name="EBAError">
+				<xsl:with-param name="code" select="'2.10.b'" />
+				<xsl:with-param name="context" select="." />
+			</xsl:call-template>
+		</xsl:if>
+
+	</xsl:template>
+
+	<xsl:template match="xbrli:forever">
+		<xsl:call-template name="EBAError">
+			<xsl:with-param name="code" select="'2.11'" />
+			<xsl:with-param name="context" select="." />
+		</xsl:call-template>
+	</xsl:template>
+
+	<xsl:template match="xbrli:segment">
+		<xsl:call-template name="EBAError">
+			<xsl:with-param name="code" select="'2.14'" />
+			<xsl:with-param name="context" select="." />
+		</xsl:call-template>
+	</xsl:template>
 
 	<xsl:template match="text()|@*">
 		<!-- <xsl:value-of select="."/> -->
diff --git a/lookup/eba-validations.xml b/lookup/eba-validations.xml
index 173bf09..76f6b36 100644
--- a/lookup/eba-validations.xml
+++ b/lookup/eba-validations.xml
@@ -104,8 +104,43 @@
 	<rule>
 		<error_code>2.9</error_code>
 		<error_message>multipleIdentifiers</error_message>
-		<severity>WARNING</severity>
+		<severity>ERROR</severity>
 		<control>All xbrli:identifier content and @scheme attributes in an report MUST be identical. [EFM13, p. 6-8]</control>
 	</rule>
-
+	<rule>
+		<error_code>2.10.a</error_code>
+		<error_message>periodWithTimeContent</error_message>
+		<severity>ERROR</severity>
+		<control>All xbrli:period date elements MUST be valid against the xs:date data type, and reported without a timezone. [GFM11, p. 16]</control>
+	</rule>
+	<rule>
+		<error_code>2.10.b</error_code>
+		<error_message>periodWithTimezone</error_message>
+		<severity>ERROR</severity>
+		<control>All xbrli:period date elements MUST be valid against the xs:date data type, and reported without a timezone. [GFM11, p. 16]</control>
+	</rule>
+	<rule>
+		<error_code>2.11</error_code>
+		<error_message>foreverUsed</error_message>
+		<severity>ERROR</severity>
+		<control>The element 'xbrli:forever' MUST NOT be used. [GFM11, p. 19]</control>
+	</rule>
+	<rule>
+		<error_code>2.13.a</error_code>
+		<error_message>multiplePeriodsUsed</error_message>
+		<severity>ERROR</severity>
+		<control>All xbrl periods in a XBRL report MUST refer to the (same) reference date instant.</control>
+	</rule>
+	<rule>
+		<error_code>2.13.b</error_code>
+		<error_message>nonInstantPeriodUsed</error_message>
+		<severity>ERROR</severity>
+		<control>All xbrl periods MUST be instants.</control>
+	</rule>
+	<rule>
+		<error_code>2.14</error_code>
+		<error_message>segmentUsed</error_message>
+		<severity>ERROR</severity>
+		<control>xbrli:segment elements MUST NOT be used.</control>
+	</rule>
 </validation_rules>
\ No newline at end of file