# HG changeset patch
# User paulb
# Date 1133460373 0
# Node ID 973c26834cd9dc8da1cf692822e362116eb1bd4e
# Parent  67f13fc4f37fd8957051e3a4cc10b27cac082c09
[project @ 2005-12-01 18:06:13 by paulb]
Introduced the template:i18n attribute.

diff -r 67f13fc4f37f -r 973c26834cd9 XSLForms/XSL/Prepare.xsl
--- a/XSLForms/XSL/Prepare.xsl	Wed Nov 30 18:03:13 2005 +0000
+++ b/XSLForms/XSL/Prepare.xsl	Thu Dec 01 18:06:13 2005 +0000
@@ -40,6 +40,12 @@
       <!-- doctype-public="-//W3C//DTD XHTML 1.1//EN"
         doctype-system="http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd" -->
 
+      <!-- Include internationalisation (i18n) support if appropriate. -->
+      <xsl:if test="//*[@template:i18n]">
+        <axsl:param name="translations"/>
+        <axsl:param name="locale"/>
+      </xsl:if>
+
       <axsl:template match="/">
 
         <!-- Include the remaining attributes. -->
@@ -152,25 +158,46 @@
       <xsl:when test="@template:effect = 'replace'">
         <xsl:call-template name="special-value"/>
       </xsl:when>
+      <xsl:when test="@template:i18n != '' and @template:i18n != '-'">
+        <xsl:copy>
+          <xsl:apply-templates select="@*"/>
+          <xsl:call-template name="translated-values">
+            <xsl:with-param name="values" select="@template:i18n"/>
+          </xsl:call-template>
+          <xsl:call-template name="expression-attributes"/>
+        </xsl:copy>
+      </xsl:when>
       <xsl:otherwise>
         <xsl:copy>
           <xsl:apply-templates select="@*"/>
-          <xsl:if test="@template:expr and @template:expr-attr">
-            <axsl:if test="{@template:expr}">
-              <axsl:attribute name="{@template:expr-attr}"><xsl:value-of select="@template:expr-attr"/></axsl:attribute>
-            </axsl:if>
-          </xsl:if>
-          <xsl:call-template name="special-value"/>
+          <xsl:call-template name="expression-attributes"/>
         </xsl:copy>
       </xsl:otherwise>
     </xsl:choose>
   </xsl:template>
 
+  <xsl:template name="expression-attributes">
+    <xsl:if test="@template:expr and @template:expr-attr">
+      <axsl:if test="{@template:expr}">
+        <axsl:attribute name="{@template:expr-attr}"><xsl:value-of select="@template:expr-attr"/></axsl:attribute>
+      </axsl:if>
+    </xsl:if>
+    <xsl:call-template name="special-value"/>
+  </xsl:template>
+
   <xsl:template name="special-value">
     <xsl:choose>
+      <!-- Insert the stated value. -->
       <xsl:when test="@template:value">
         <axsl:value-of select="{@template:value}"/>
       </xsl:when>
+      <!-- Insert the translated value. -->
+      <xsl:when test="@template:i18n = '-'">
+        <xsl:call-template name="translated-value">
+          <xsl:with-param name="mode">contents</xsl:with-param>
+        </xsl:call-template>
+      </xsl:when>
+      <!-- Just process the descendants. -->
       <xsl:otherwise>
         <xsl:apply-templates select="node()"/>
       </xsl:otherwise>
@@ -179,9 +206,98 @@
 
 
 
+  <!-- Match internationalisation attributes. -->
+
+  <xsl:template match="*[not(@template:if) and not(@template:element) and not(@template:attribute) and not(@template:value) and not(@template:expr) and @template:i18n]">
+    <xsl:copy>
+      <xsl:choose>
+        <xsl:when test="@template:i18n = '-'">
+          <xsl:apply-templates select="@*"/>
+          <xsl:call-template name="translated-value">
+            <xsl:with-param name="mode">contents</xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:apply-templates select="@*"/>
+          <xsl:call-template name="translated-values">
+            <xsl:with-param name="values" select="@template:i18n"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:copy>
+  </xsl:template>
+
+  <xsl:template name="translated-values">
+    <xsl:param name="values"/>
+    <xsl:param name="this-value" select="substring-before($values, ',')"/>
+    <xsl:param name="next-values" select="substring-after($values, ',')"/>
+    <xsl:choose>
+      <xsl:when test="$this-value != ''">
+        <xsl:call-template name="translated-value">
+          <xsl:with-param name="mode">attribute</xsl:with-param>
+          <xsl:with-param name="attribute-name" select="$this-value"/>
+        </xsl:call-template>
+        <xsl:call-template name="translated-values">
+          <xsl:with-param name="values" select="$next-values"/>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:when test="$values != ''">
+        <xsl:call-template name="translated-value">
+          <xsl:with-param name="mode">attribute</xsl:with-param>
+          <xsl:with-param name="attribute-name" select="$values"/>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:otherwise/>
+    </xsl:choose>
+  </xsl:template>
+
+  <xsl:template name="translated-value">
+    <xsl:param name="mode"/>
+    <xsl:param name="attribute-name"/>
+    <xsl:choose>
+      <!-- Look for a translation for the contents. -->
+      <xsl:when test="$mode = 'contents'">
+        <!-- NOTE: Quoting not done completely. -->
+        <!-- NOTE: Guard against scoping issues by generating a special name. -->
+        <axsl:variable name="translation-{$attribute-name}"
+          select="$translations/translations/locale[code/@value=$locale]/translation[@value='{text()}']/text()"/>
+        <axsl:choose>
+          <!-- Insert the translated value. -->
+          <axsl:when test="$translation-{$attribute-name}">
+            <axsl:value-of select="$translation-{$attribute-name}"/>
+          </axsl:when>
+          <!-- Otherwise, just process the descendants. -->
+          <axsl:otherwise>
+            <xsl:apply-templates select="node()"/>
+          </axsl:otherwise>
+        </axsl:choose>
+      </xsl:when>
+      <!-- Look for a translation for an attribute. -->
+      <xsl:otherwise>
+        <!-- NOTE: Quoting not done completely. -->
+        <!-- NOTE: Guard against scoping issues by generating a special name. -->
+        <xsl:variable name="attribute-value" select="@*[local-name() = $attribute-name]"/>
+        <axsl:variable name="translation-{$attribute-name}"
+          select="$translations/translations/locale[code/@value=$locale]/translation[@value='{$attribute-value}']/text()"/>
+        <axsl:choose>
+          <!-- Insert the translated value. -->
+          <axsl:when test="$translation-{$attribute-name}">
+            <axsl:attribute name="{$attribute-name}"><axsl:value-of select="$translation-{$attribute-name}"/></axsl:attribute>
+          </axsl:when>
+          <!-- Otherwise, just process the attribute. -->
+          <axsl:otherwise>
+            <axsl:attribute name="{$attribute-name}"><xsl:value-of select="$attribute-value"/></axsl:attribute>
+          </axsl:otherwise>
+        </axsl:choose>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:template>
+
+
+
   <!-- Remove template attributes. -->
 
-  <xsl:template match="@template:element|@template:init|@template:attribute|@template:value|@template:expr|@template:expr-attr|@template:effect|@template:if">
+  <xsl:template match="@template:element|@template:init|@template:attribute|@template:value|@template:expr|@template:expr-attr|@template:effect|@template:if|@template:i18n">
   </xsl:template>