installation automatique des packages

hdoc_to_neo4j/hdoc_to_neo4j.ant

 <?xml version="1.0" encoding="UTF-8"?>
 <project name="antModule" default="main" basedir="./">
-<taskdef resource="net/sf/antcontrib/antlib.xml">
+    <taskdef resource="net/sf/antcontrib/antlib.xml">
         <classpath>
             <pathelement location="lib/ant-contrib.jar"/>
         </classpath>
-</taskdef> 
+    </taskdef> 
 
     <property name="node" value="false" ></property>
     
@@ -53,6 +53,7 @@
 
 
     <target name="insertion" if="wantToInsert">
+        <antcall target="installModules"/>
         <exec executable="node" dir="./node">
             <arg line="insert.js"/>
         </exec>
@@ -64,4 +65,19 @@
         </condition>
     </target>
 
+    <target name="checkModules">
+        <condition property="modNotInstalled">
+            <not>
+                <available file="node_modules" type="dir"/>
+            </not>
+        </condition>
+    </target>
+
+    <target name="installModules" depends="checkModules" if="modNotInstalled">
+        <echo>"modules non installés"</echo>
+        <exec executable="npm" dir=".">
+            <arg line="install"/>
+        </exec>
+    </target>
+
 </project>
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