islandora_jodconverter.module

<?php

/**
 * @file
 * Defines all the hooks this module implements.
 */

/**
 * Implements hook_menu().
 */
function islandora_jodconverter_menu() {
  return array(
    'admin/islandora/tools/jodcoverter' => array(
      'title' => 'JODConverter',
      'description' => 'Configure the JODConverter.',
      'page callback' => 'drupal_get_form',
      'page arguments' => array('islandora_jodconverter_admin_settings_form'),
      'access arguments' => array('administer site configuration'),
      'file' => 'includes/admin.form.inc',
      'type' => MENU_NORMAL_ITEM,
    ),
  );
}

/**
 * Convert a document and get the output message.
 *
 * @param string $from
 *   Convert from path.
 * @param string $to
 *   Convert to path.
 * @param string $type
 *   convert to type.
 *
 * @return bool
 *   TRUE if successful, FALSE otherwise.
 */
function islandora_jodconverter_convert($from, $to = NULL, $type = NULL) {
  module_load_include('inc', 'islandora_jodconverter', 'includes/utilities');

  // @todo validate extension or type is using.
  $ext = islandora_jodconverter_get_ext($from);
  if (!$ext) {
    watchdog('JODConverter', 'The original do not have an extension', array(), WATCHDOG_ERROR);
    drupal_set_message(t('The original do not have an extension'), 'error');
    return FALSE;
  }
  else {
    $to_format = islandora_jodconverter_get_format($ext);

    // Get the to extensions.
    $to_ext = isset($to) ? islandora_jodconverter_get_ext($to) : strtolower($type);
    if (!is_array($to_format) || !in_array($to_ext, $to_format['to'])) {
      watchdog('JODConverter', 'Can not convert %src files to %dest format', array('%src' => $ext, '%dest' => $to_ext), WATCHDOG_ERROR);
      drupal_set_message(t('Can not convert %src files to %dest format', array('%src' => $ext, '%dest' => $to_ext)), 'error');
      return FALSE;
    }
  }

  if (!$to && !$type) {
    watchdog('JODConverter', 'Convert type undefined', array(), WATCHDOG_ERROR);
    drupal_set_message(t('Convert type undefined'), 'error');
    return FALSE;
  }
  $command = isset($to) ? "$from $to" : "-f $type $from";
  $message = islandora_jodconverter_exec_convert($command);
  $success = count($message) == 4 && $message[1] == 'INFO: connected' && $message[3] == 'INFO: disconnected';
  if (!$success) {
    $output = implode("\n", $message);
    watchdog('JODConverter', "Convert Fail of %from.\nWith message: \n %message", array('%from' => $from, '%message' => $output), WATCHDOG_ERROR);
    drupal_set_message(t("Convert Fail of %from.\nWith message: \n %message", array('%from' => $from, '%message' => $output)), 'error');
    return FALSE;
  }
  return TRUE;
}