From 438299ff55fb9b62290d008d81a6e6d7e9c2e06b Mon Sep 17 00:00:00 2001
From: Miika Turkia <miika.turkia@gmail.com>
Date: Wed, 27 Feb 2013 20:36:34 +0200
Subject: Parse ISO 8601 time format

This is an XSLT implementation of a function to parse the ISO 8601
datetime format used in uddf.

Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 xslt/commonTemplates.xsl | 61 ++++++++++++++++++++++++++++++++++++++++++++++++
 xslt/uddf.xslt           | 12 +++++-----
 2 files changed, 67 insertions(+), 6 deletions(-)
 create mode 100644 xslt/commonTemplates.xsl

(limited to 'xslt')

diff --git a/xslt/commonTemplates.xsl b/xslt/commonTemplates.xsl
new file mode 100644
index 000000000..2d64a05d8
--- /dev/null
+++ b/xslt/commonTemplates.xsl
@@ -0,0 +1,61 @@
+<?xml version="1.0"?>
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+
+  <xsl:template name="datetime">
+    <xsl:param name="value"/>
+
+    <xsl:variable name="date">
+      <xsl:choose>
+        <xsl:when test="contains($value, 'T')">
+          <xsl:value-of select="substring-before($value, 'T')"/>
+        </xsl:when>
+        <xsl:when test="contains($value, ' ')">
+          <xsl:value-of select="substring-before($value, ' ')"/>
+        </xsl:when>
+      </xsl:choose>
+    </xsl:variable>
+
+    <xsl:variable name="time">
+      <xsl:choose>
+        <xsl:when test="contains($value, 'T')">
+          <xsl:value-of select="substring-after($value, 'T')"/>
+        </xsl:when>
+        <xsl:when test="contains($value, ' ')">
+          <xsl:value-of select="substring-after($value, ' ')"/>
+        </xsl:when>
+      </xsl:choose>
+    </xsl:variable>
+
+    <xsl:if test="$date != ''">
+      <xsl:attribute name="date">
+        <xsl:choose>
+          <xsl:when test="contains($date, '-')">
+            <xsl:value-of select="$date"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:variable name="year" select="substring($date, 1, 4)"/>
+            <xsl:variable name="month" select="substring($date, 5, 2)"/>
+            <xsl:variable name="day" select="substring($date, 7,2)"/>
+            <xsl:value-of select="concat($year,'-',$month,'-',$day)"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:attribute>
+    </xsl:if>
+    <xsl:if test="$time != ''">
+      <xsl:attribute name="time">
+        <xsl:choose>
+          <xsl:when test="contains($time, ':')">
+            <xsl:value-of select="$time"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:variable name="hour" select="substring($time, 1, 2)"/>
+            <xsl:variable name="minute" select="substring($time, 3, 2)"/>
+            <xsl:variable name="second" select="substring($time, 5,2)"/>
+            <xsl:value-of select="concat($hour,':',$minute,':',$second)"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:attribute>
+    </xsl:if>
+  </xsl:template>
+
+</xsl:stylesheet>
diff --git a/xslt/uddf.xslt b/xslt/uddf.xslt
index d9b3f9a7d..1b45ccad6 100644
--- a/xslt/uddf.xslt
+++ b/xslt/uddf.xslt
@@ -3,6 +3,7 @@
   xmlns:u="http://www.streit.cc/uddf/3.2/"
   exclude-result-prefixes="u"
   version="1.0">
+  <xsl:import href="commonTemplates.xsl"/>
   <xsl:strip-space elements="*"/>
   <xsl:output method="xml" indent="yes"/>
 
@@ -61,12 +62,11 @@
           </xsl:attribute>
         </xsl:when>
         <xsl:when test="informationbeforedive/datetime|u:informationbeforedive/u:datetime != ''">
-          <xsl:attribute name="date">
-            <xsl:value-of select="substring-before(informationbeforedive/datetime|u:informationbeforedive/u:datetime, 'T')"/>
-          </xsl:attribute>
-          <xsl:attribute name="time">
-            <xsl:value-of select="substring-after(informationbeforedive/datetime|u:informationbeforedive/u:datetime, 'T')"/>
-          </xsl:attribute>
+          <xsl:call-template name="datetime">
+            <xsl:with-param name="value">
+              <xsl:value-of select="informationbeforedive/datetime|u:informationbeforedive/u:datetime"/>
+            </xsl:with-param>
+          </xsl:call-template>
         </xsl:when>
       </xsl:choose>
 
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