Installs plugin zip files found in a Grails apps' base directory.

InstallLocalPlugins.groovy

/**
 * install in your application's 'scripts' directory.
 * <p/>
 * invoke: $ grails install-local-plugins
 * <p/>
 * @author Shawn Hartsock <hartsock@acm.org>
 */
includeTargets << grailsScript("Init")
includeTargets << grailsScript("_PluginDependencies")

target(installLocalPlugins: "The description of the script goes here!") {
  def plugins = []
  new File( Ant.project.properties.basedir ).listFiles().each { File f ->
    if(f.isFile() && f.name.startsWith("grails") && f.name.endsWith(".zip")) {
      plugins.add(f)
    }
  }
  println "plugins found: ${plugins}"
  def isInt = isInteractive
  plugins.each { plugin ->
    println "installing: ${plugin}"
    isInteractive = false
    doInstallPluginZip(plugin)
    println "finished with: ${plugin}"
  }
  isInteractive = isInt
  println "local plugins were installed."
}

setDefaultTarget(installLocalPlugins)

This one is the sound of me giving up on doing things the right way.