From 4bca6c07253d9cf4212c1e65f08b5dcdad573695 Mon Sep 17 00:00:00 2001
From: Pierre Choffet <peuc@wanadoo.fr>
Date: Fri, 20 Mar 2026 00:01:44 -0400
Subject: [PATCH] Improve dates management

---
 xslts/merge_rdf.xslt | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/xslts/merge_rdf.xslt b/xslts/merge_rdf.xslt
index 4297046..94a4b76 100644
--- a/xslts/merge_rdf.xslt
+++ b/xslts/merge_rdf.xslt
@@ -290,7 +290,12 @@
 									<xsl:value-of select="substring(wdef:time, 2, 10)" />
 								</xsl:when>
 								<xsl:otherwise>
-									<xsl:message terminate="yes">Can only deal with precision between 9 and 11</xsl:message>
+									<xsl:message terminate="yes">
+										<xsl:value-of select="$rdf-path" />
+										<xsl:text>-</xsl:text>
+										<xsl:value-of select="$PID" />
+										<xsl:text>: can only deal with precision between 9 and 11</xsl:text>
+									</xsl:message>
 								</xsl:otherwise>
 							</xsl:choose>
 						</xsl:variable>
@@ -324,11 +329,24 @@
 							<xsl:when test="$wd-time-at-least-precise = 'yes' and $wd-time-compatible = 'yes'">
 								<xsl:text>yes</xsl:text>
 							</xsl:when>
-							<xsl:otherwise>
-								<xsl:if test="$wd-time-at-least-precise = 'no' or $wd-time-compatible = 'no'">
-									<xsl:message terminate="yes">WD has time data but incompatible or less precise. We cannot deal with that for now.</xsl:message>
-								</xsl:if>
+							<xsl:when test="$wd-time-at-least-precise = 'no' and $wd-time-compatible = 'yes'">
 								<xsl:text>no</xsl:text>
+								<xsl:message terminate="no">
+									<xsl:value-of select="$rdf-path" />
+									<xsl:text>-</xsl:text>
+									<xsl:value-of select="$PID" />
+									<xsl:text>: WD has a compatible but less precise date. Since we don't delete data in Wikidata, both values will exist in Wikidata.</xsl:text>
+								</xsl:message>
+							</xsl:when>
+							<!-- $wd-time-compatible = 'no' -->
+							<xsl:otherwise>
+								<xsl:text>yes</xsl:text>
+								<xsl:message terminate="no">
+									<xsl:value-of select="$rdf-path" />
+									<xsl:text>-</xsl:text>
+									<xsl:value-of select="$PID" />
+									<xsl:text>: WD has incompatible data. Since we don't delete data in Wikidata, our value will not be imported.</xsl:text>
+								</xsl:message>
 							</xsl:otherwise>
 						</xsl:choose>
 					</xsl:otherwise>
-- 
2.53.0