From c7466bf0b71cf5e63942b20455584abe3ba106b6 Mon Sep 17 00:00:00 2001
From: Marcel Konrad <marcel.konrad@tib.eu>
Date: Wed, 8 Jan 2025 09:05:21 +0000
Subject: [PATCH] Fix xsd:dayTimeDuration validation

---
 .../main/kotlin/org/orkg/common/Extensions.kt |  3 +-
 .../orkg/graph/domain/XSDValidationTest.kt    | 56 +++++++++++--------
 2 files changed, 34 insertions(+), 25 deletions(-)

diff --git a/common/datatypes/src/main/kotlin/org/orkg/common/Extensions.kt b/common/datatypes/src/main/kotlin/org/orkg/common/Extensions.kt
index b2c615166..799510a16 100644
--- a/common/datatypes/src/main/kotlin/org/orkg/common/Extensions.kt
+++ b/common/datatypes/src/main/kotlin/org/orkg/common/Extensions.kt
@@ -233,8 +233,9 @@ private val YEAR_MONTH_DURATION_MATCHER =
 
 fun String.isValidYearMonthDuration(): Boolean = YEAR_MONTH_DURATION_MATCHER.test(this)
 
+private const val DU_TIME_FRAG = """(T((\d+H)(\d+M)?(\d+(\.\d+)?S)?|(\d+M)(\d+(\.\d+)?S)?|(\d+(\.\d+)?S)))"""
 private val DAY_TIME_DURATION_MATCHER =
-    Pattern.compile("""^-?P((\d+H)(\d+M)?(\d+(\.\d+)?S)?|(\d+M)(\d+(\.\d+)?S)?|(\d+(\.\d+)?S))$""").asMatchPredicate()
+    Pattern.compile("""^-?P((\d+D)$DU_TIME_FRAG?|$DU_TIME_FRAG$)""").asMatchPredicate()
 
 fun String.isValidDayTimeDuration(): Boolean = DAY_TIME_DURATION_MATCHER.test(this)
 
diff --git a/graph/graph-core-model/src/test/kotlin/org/orkg/graph/domain/XSDValidationTest.kt b/graph/graph-core-model/src/test/kotlin/org/orkg/graph/domain/XSDValidationTest.kt
index 79931d099..96ab17417 100644
--- a/graph/graph-core-model/src/test/kotlin/org/orkg/graph/domain/XSDValidationTest.kt
+++ b/graph/graph-core-model/src/test/kotlin/org/orkg/graph/domain/XSDValidationTest.kt
@@ -577,38 +577,46 @@ internal class XSDValidationTest {
         @JvmStatic
         fun validDayTimeDuration(): Iterator<String> = iterator {
             val signs = listOf("", "-")
+            val ds = listOf(null, "0", "00", "2", "17", "25")
             val hs = listOf(null, "0", "00", "2", "17", "25")
             val ms = listOf(null, "0", "00", "2", "41", "65")
             val ss = listOf(null, "0", "00", "2", "41", "65")
             val fs = listOf(null, "0", "00", "2", "54", "78956")
 
             for (sign in signs) {
-                for (h in hs) {
-                    for (m in ms) {
-                        for (s in ss) {
-                            for (f in fs) {
-                                val duration = buildString {
-                                    append(sign)
-                                    append("P")
-                                    if (h != null) {
-                                        append(h)
-                                        append("H")
-                                    }
-                                    if (m != null) {
-                                        append(m)
-                                        append("M")
-                                    }
-                                    if (s != null) {
-                                        append(s)
-                                        if (f != null) {
-                                            append(".")
-                                            append(f)
+                for (d in ds) {
+                    for (h in hs) {
+                        for (m in ms) {
+                            for (s in ss) {
+                                for (f in fs) {
+                                    val duration = buildString {
+                                        append(sign)
+                                        append("P")
+                                        if (d != null) {
+                                            append(d)
+                                            append("D")
+                                        }
+                                        append("T")
+                                        if (h != null) {
+                                            append(h)
+                                            append("H")
+                                        }
+                                        if (m != null) {
+                                            append(m)
+                                            append("M")
+                                        }
+                                        if (s != null) {
+                                            append(s)
+                                            if (f != null) {
+                                                append(".")
+                                                append(f)
+                                            }
+                                            append("S")
                                         }
-                                        append("S")
                                     }
-                                }
-                                if (!duration.endsWith("P")) {
-                                    yield(duration)
+                                    if (!duration.endsWith("PT") && !duration.endsWith("DT")) {
+                                        yield(duration)
+                                    }
                                 }
                             }
                         }