<?php

/**

 * @file

 * Vocabulary Permissions Per Role - UI.

 */

/**

 * Replacement page callback for the taxonomy overview page.

 *

 * Either return the default form or our own page.

 */

function vppr_taxonomy_overview_vocabularies() {

  if (user_access('administer taxonomy')) {

    module_load_include('inc', 'taxonomy', 'taxonomy.admin');

    return drupal_get_form('taxonomy_overview_vocabularies');

  }

  $vocabularies = taxonomy_get_vocabularies();

  $rows = array();

  foreach ($vocabularies as $vocabulary) {

    if (user_access('administer ' . $vocabulary->machine_name . ' vocabulary terms')) {

      $row = array();

      $row[] = check_plain($vocabulary->name);

      $row[] = l(t('list terms'), "admin/structure/taxonomy/$vocabulary->machine_name");

      $row[] = l(t('add terms'), "admin/structure/taxonomy/$vocabulary->machine_name/add");

      $rows[] = $row;

    }

  }

  $header = array(t('Vocabulary name'));

  $header[] = array('data' => t('Operations'), 'colspan' => '2');

  // TODO: Return a render array instead; this is a page callback, at last.

  return theme('table', array(

    'header' => $header,

    'rows' => $rows,

    'empty' => t('No vocabularies available.'),

    'attributes' => array('id' => 'vppr-vocabularies'),

  ));

}