XSLT to parse AV1 log file

Support for importing the dive profile from Underwater Technologies AV1
dive computer export.

Signed-off-by: Miika Turkia <miika.turkia@gmail.com>

xslt/av1.xslt

@@ -0,0 +1,91 @@
+<?xml version="1.0"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+  <xsl:include href="commonTemplates.xsl"/>
+  <xsl:strip-space elements="*"/>
+  <xsl:param name="timeField" select="timeField"/>
+  <xsl:param name="depthField" select="depthField"/>
+  <xsl:param name="date" select="date"/>
+  <xsl:param name="time" select="time"/>
+  <xsl:param name="hw" select="hw"/>
+  <xsl:output method="xml" indent="yes"/>
+
+  <xsl:variable name="lf"><xsl:text>
+</xsl:text></xsl:variable>
+  <xsl:variable name="fs"><xsl:text> </xsl:text></xsl:variable>
+
+  <xsl:template match="/">
+    <divelog program="subsurface-import" version="2">
+      <dives>
+        <dive>
+          <xsl:attribute name="date">
+            <xsl:value-of select="concat(substring($date, 1, 4), '-', substring($date, 5, 2), '-', substring($date, 7, 2))"/>
+          </xsl:attribute>
+          <xsl:attribute name="time">
+            <xsl:value-of select="concat(substring($time, 2, 2), ':', substring($time, 4, 2))"/>
+          </xsl:attribute>
+          <divecomputer deviceid="ffffffff">
+            <xsl:attribute name="model">
+              <xsl:value-of select="$hw" />
+            </xsl:attribute>
+
+            <xsl:call-template name="printLine">
+              <xsl:with-param name="line" select="substring-before(//AV1, $lf)"/>
+              <xsl:with-param name="lineno" select="'1'"/>
+              <xsl:with-param name="remaining" select="substring-after(//AV1, $lf)"/>
+            </xsl:call-template>
+          </divecomputer>
+        </dive>
+      </dives>
+    </divelog>
+  </xsl:template>
+
+  <xsl:template name="printLine">
+    <xsl:param name="line"/>
+    <xsl:param name="lineno"/>
+    <xsl:param name="remaining"/>
+
+    <!-- For now, parse only depth values - they are numeric -->
+    <xsl:if test="string(number(substring($line, 1, 1))) != 'NaN'">
+      <xsl:call-template name="printFields">
+        <xsl:with-param name="line" select="$line"/>
+        <xsl:with-param name="lineno" select="'0'"/>
+      </xsl:call-template>
+    </xsl:if>
+
+    <xsl:if test="$remaining != ''">
+      <xsl:call-template name="printLine">
+        <xsl:with-param name="line" select="substring-before($remaining, $lf)"/>
+        <xsl:with-param name="lineno" select="$lineno + 1"/>
+        <xsl:with-param name="remaining" select="substring-after($remaining, $lf)"/>
+      </xsl:call-template>
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template name="printFields">
+    <xsl:param name="line"/>
+    <xsl:param name="lineno"/>
+
+    <xsl:variable name="value">
+      <xsl:call-template name="getFieldByIndex">
+        <xsl:with-param name="index" select="$timeField"/>
+        <xsl:with-param name="line" select="$line"/>
+      </xsl:call-template>
+    </xsl:variable>
+    <sample>
+      <xsl:attribute name="time">
+        <xsl:value-of select="substring-before($value, ':') * 60 + substring-after($value, ':')" />
+      </xsl:attribute>
+
+      <xsl:variable name="depth">
+        <xsl:call-template name="getFieldByIndex">
+          <xsl:with-param name="index" select="$depthField"/>
+          <xsl:with-param name="line" select="$line"/>
+        </xsl:call-template>
+      </xsl:variable>
+      <xsl:attribute name="depth">
+        <xsl:value-of select="translate($depth, ',', '.')"/>
+      </xsl:attribute>
+    </sample>
+  </xsl:template>
+
+</xsl:stylesheet>