java/jenkins_plugins/build_monitor/src/main/java/com/smartcodeltd/jenkinsci/plugin/assetbundler/Dispatcher.java

package com.smartcodeltd.jenkinsci.plugin.assetbundler;

import com.smartcodeltd.jenkinsci.plugin.assetbundler.filters.LessCSS;

import hudson.Extension;
import hudson.Plugin;
import hudson.util.PluginServletFilter;

import java.net.URISyntaxException;

/*
 * Based on: *
 * https://github.com/jenkinsci/uithemes-plugin/blob/master/src/main/java/org/jenkinsci/plugins
 * /uithemes/ * https://github.com/kiy0taka/filter_sample/
 *
 * and the conversation at *
 * https://groups.google.com/forum/#!searchin/jenkinsci-dev/less/jenkinsci-
 * dev/3AU7OcUxRFk/YNpFl2NS47QJ
 */
@Extension
public class Dispatcher extends Plugin {

  @Override
  public void postInitialize() throws Exception {
    super.postInitialize();

    PluginServletFilter.addFilter(
        new LessCSS("/vanadium-build-monitor-plugin/style.css", pathToIndexLess()));
  }

  private String pathToIndexLess() throws URISyntaxException {
    String base = getWrapper().parent.getPlugin("vanadium-build-monitor-plugin").baseResourceURL
        .toURI().toString();

    return (base + "/less/index.less").replaceAll("/+", "/");
  }
}