<?php
// $Id: $

/**
 * Implementation of hook_drush_help().
 */
function helpinject_drush_help($section) {
  switch ($section) {
    case 'drush:helpinject':
      return dt('Generate Advanced Help files and contextual icons based on data in books.');
  }
}

/**
 * Implementation of hook_drush_command().
 */
function helpinject_drush_command() {
  $items = array();
  $items['helpinject'] = array(
    'description' => "Generate Advanced Help files and contextual icons based on data in books.",
    'examples' => array(
      'drush helpinject --package_name="Package of Examples" "Example module" example 21' => 'Generate a new help module from the book with nid 21.',
      'drush helpinject --package_name="Package of Examples" --languages=fr,es "Example module" example 21' => 'Generate a new help module from the book with nid 21, exporting French and Spanish Translations.',
    ),
    'arguments' => array(
      'moudle_name' => 'The human readable name of the module that will be generated.',
      'module' => 'The base name of the module that will be generated. Use only lowercase letters and the underscore (_).',
      'book_ids' => 'A space delimited list of one or more book IDs to be used for help.'
    ),
    'options' => array(
      '--package_name' => "The package name that groups modules on the admin/build/modules page.",
      '--languages' => "Comma delimited list of languages to be exported.",
    ),
    'drupal dependencies' => array('helpinject'),
    'aliases' => array('hi'),
  );
  return $items;
}

/**
 * Drush function
 */
function drush_helpinject(){
  $args = func_get_args();
  $package_name = drush_get_option('package_name');
  $module_readable_name = array_shift($args);
  $module_base_name = array_shift($args);
  $languages = drush_get_option('languages');
  if(strlen($languages)){
    $languages = drupal_map_assoc(explode(',', $languages));
  } else {
    $languages = array('en' => 'en'); // Is this correct, or should it just be left blank?
  }
  if(count($args)){
    $form_state = array(
      'values' => array(
        'module_readable_name' => $module_readable_name,
        'module_base_name' => $module_base_name,
        'package_name' => $package_name,
        'languages' => $languages,
        'book_id' => drupal_map_assoc($args)
      )
    );
    $form = array();
    helpinject_export_form_submit($form, $form_state);
  }
}