[tracker] Add diagram in NIE documentation

[Ivan Frade <ifrade src gnome org>]

commit bce744e99f2b378374884ddcd88ecd1f472cd206
Author: Ivan Frade <ivan frade nokia com>
Date:   Tue Nov 17 18:37:06 2009 +0200

    Add diagram in NIE documentation

 docs/ontologies/README.ontologiesdoc |   11 ++++++++---
 docs/ontologies/nie/explanation.html |    2 ++
 docs/ontologies/nie/overview.dia     |  Bin 0 -> 2086 bytes
 utils/services/gen-doc.sh            |    7 ++++++-
 4 files changed, 16 insertions(+), 4 deletions(-)
---
diff --git a/docs/ontologies/README.ontologiesdoc b/docs/ontologies/README.ontologiesdoc
index c84b83e..08228f0 100644
--- a/docs/ontologies/README.ontologiesdoc
+++ b/docs/ontologies/README.ontologiesdoc
@@ -10,7 +10,10 @@ Expected documents/format
 2) In that directory, there must be a file called 'explanation.html'
    This file will be copied as-it-is into the ontology webpage
 3) That file can link to any other files in the same directory
-   All files in the directory will be copied together in the final web directory
+   All files in the directory will be copied together in the final web
+   directory (*)
+
+(*) .dia files will be exported as PNG.
 
 Explanation.html
 ================
@@ -20,6 +23,8 @@ It will be copied as-it-is into the ontology HTML page, so it shouldn't include
 HTML headers (i.e. it is NOT a valid HTML document).
 
 The classes inside the ontology can be linked using <a
-href="#ClassName">. 
+href="#ClassName">. Dia diagrams (x.dia) in the directory, should be
+linked using the png extension (<a href="x.png">). They will be
+converted automatically in doc generation time.
 
-the file "explanation.html.template" can be used as starting point.
+The file "explanation.html.template" can be used as starting point.
diff --git a/docs/ontologies/nie/explanation.html b/docs/ontologies/nie/explanation.html
index d944d51..5c0a6c9 100644
--- a/docs/ontologies/nie/explanation.html
+++ b/docs/ontologies/nie/explanation.html
@@ -76,3 +76,5 @@ original <a href="http://www.semanticdesktop.org/ontologies/nie";>
 Nepomuk NIE Ontology</a> web page.
 
 <h2>Graphical overview</h2>
+
+<img src="./overview.png">
diff --git a/docs/ontologies/nie/overview.dia b/docs/ontologies/nie/overview.dia
new file mode 100644
index 0000000..f119e72
Binary files /dev/null and b/docs/ontologies/nie/overview.dia differ
diff --git a/utils/services/gen-doc.sh b/utils/services/gen-doc.sh
index c780589..f61620a 100755
--- a/utils/services/gen-doc.sh
+++ b/utils/services/gen-doc.sh
@@ -28,6 +28,11 @@ for f in `find ../../data/ontologies -name "*.ontology"` ; do
     grep "^[a-z]\{1,\}\:[a-zA-Z]" $f |awk -v pr=$PREFIX '{print pr " " $1}' >> file-class.cache
 done
 
+echo "Converting all dia diagrams to png"
+for image in `find ../../docs/ontologies -name "*.dia"` ; do
+   dia -t png $image
+done
+
 for f in `find ../../data/ontologies -name "*.description"` ; do 
       # ../../data/ontologies/XX-aaa.description -> PREFIX=aaa
       TMPNAME=${f%.description} 
@@ -35,7 +40,7 @@ for f in `find ../../data/ontologies -name "*.description"` ; do
       echo "Generating $PREFIX"
       mkdir -p $BUILD_DIR/$PREFIX
       # Copy before because we check in the code if the documentation exists
-      if [ -e ../../docs/ontologies/$PREFIX ]; then
+      if [ -e ../../docs/ontologies/$PREFIX ]; then 
 	  cp -r ../../docs/ontologies/$PREFIX/* $BUILD_DIR/$PREFIX/ ;
       fi
       ./ttl2html -d $f -o $BUILD_DIR/$PREFIX/index.html -l file-class.cache \