Update build script with versioning and gulp tasks

build.xml

@@ -78,12 +78,22 @@
 			</then>
 		</if>
 
+		<phingcall target="gulp-task">
+			<property name="dir" value="${package-directory}" />
+		</phingcall>
+
 		<phingcall target="clean-package">
 			<property name="dir" value="${package-directory}" />
 		</phingcall>
 
+		<!-- Try setting the package version property from composer.json -->
+		<exec dir="${package-directory}"
+			  command='php -r "\$j = json_decode(file_get_contents(\"composer.json\")); echo (isset(\$j->version) ? \$j->version : \"${version}\");"'
+			  checkreturn="true"
+			  outputProperty='package-version' />
+
 		<phingcall target="wrap-package">
-			<property name="destination-filename" value="${build-directory}/upload/${vendor-name}_${extension-name}-${version}" />
+			<property name="destination-filename" value="${build-directory}/upload/${vendor-name}_${extension-name}_${package-version}" />
 		</phingcall>
 	</target>
 
@@ -105,4 +115,19 @@
 		<echo msg="Creating archives (${vendor-name}/${extension-name} ${version})" />
 		<zip basedir="${build-directory}/package/" destfile="${destination-filename}.zip" />
 	</target>
+
+	<!--
+	npm installation
+	-->
+	<target name="npm-install" description="npm-install target: install node modules">
+		<exec command="npm install" dir="${package-directory}" passthru="true" checkreturn="true" />
+	</target>
+
+	<!--
+	Run gulp task
+	-->
+	<target name="gulp-task" depends="npm-install">
+		<exec command="gulp" dir="${package-directory}" passthru="true" checkreturn="true" />
+	</target>
+
 </project>