Updated source tree datasource query to be more explicit

* "00_content" directory is now explicitly referenced
* added "source_tree" variable to task processing transformation
** changed datasource meta-tag expressions to reference "source_tree" instead of "$root/source"

1 files changed, 2 insertions, 2 deletions

diff --git a/source/02_meta/categories.xsl b/source/02_meta/categories.xsl
index c0075b0..9bb1287 100644
--- a/source/02_meta/categories.xsl
+++ b/source/02_meta/categories.xsl
@@ -10,8 +10,8 @@
 <xsl:include href="[utility/datasource.xsl]"/>
 
 <xsl:variable name="meta">
-	<datasource type="main"  mode="expression" source="$root/source/directory[1]/directory" target="files"/>
-	<datasource type="support" mode="full" source="01_data/pages.xml"   target="pages"/>
+	<datasource type="main"    mode="expression" source="$source_tree/directory[@name = '00_content']/directory" target="files"/>
+	<datasource type="support" mode="full"       source="01_data/pages.xml"                                      target="pages"/>
 	<target     mode="plain"   value="categories.xml"/> 
 </xsl:variable>