<?php
/**
 * @file
 * Theme related functions for processing our output style plugins.
 *
 * Views bug: http://drupal.org/node/593336
 */

/**
 * Preprocess csv output template.
 */
function template_preprocess_views_bonus_export_csv(&$vars) {
  // TODO Replace items with themed_rows.
  _views_bonus_export_shared_preprocess($vars);

  // Make sure we catch saved options that are misspelled. LEGACY
  if (isset($vars['options']['separator'])) {
    $vars['options']['separator'] = $vars['options']['seperator'];
  }
  // Support old misspelled templates. LEGACY
  $vars['seperator'] =
    $vars['separator'] = $vars['options']['separator'];

  // Special handling when quoted values are involved.
  if ($vars['options']['quote']) {
    $wrap = '"';
    $replace_value = '""';
  }
  else {
    $wrap = '';
    $replace_value = '';
  }

  // Format header values.
  foreach ($vars['header'] as $key => $value) {
    $output = decode_entities(strip_tags($value));
    if ($vars['options']['trim']) {
      $output = trim($output);
    }
    $vars['header'][$key] = $wrap . str_replace('"', $replace_value, $output) . $wrap;
  }

  // Format row values.
  foreach ($vars['themed_rows'] as $i => $values) {
    foreach ($values as $j => $value) {
      $output = decode_entities(strip_tags($value));
      if ($vars['options']['trim']) {
        $output = trim($output);
      }
      $vars['themed_rows'][$i][$j] = $wrap . str_replace('"', $replace_value, $output) . $wrap;
    }
  }
}

/**
 * Preprocess txt output template.
 */
function template_preprocess_views_bonus_export_txt(&$vars) {
  _views_bonus_export_shared_preprocess($vars);
}

/**
 * Preprocess doc output template.
 */
function template_preprocess_views_bonus_export_doc(&$vars) {
  _views_bonus_export_shared_preprocess($vars);
}

/**
 * Preprocess xls output template.
 */
function template_preprocess_views_bonus_export_xls(&$vars) {
  _views_bonus_export_shared_preprocess($vars);
}

/**
 * Preprocess xml output template.
 */
function template_preprocess_views_bonus_export_xml(&$vars) {
  _views_bonus_export_shared_preprocess($vars);

  foreach ($vars['themed_rows'] as $num => $row) {
    foreach ($row as $field => $content) {
      // Prevent double encoding of the ampersand. Look for the entities produced by check_plain().
      $content = preg_replace('/&(?!(amp|quot|#039|lt|gt);)/', '&amp;', $content);
      // Convert < and > to HTML entities.
      $content = str_replace(
        array('<', '>'),
        array('&lt;', '&gt;'),
        $content);
      $vars['themed_rows'][$num][$field] = $content;
    }
  }

  foreach ($vars['header'] as $field => $header) {
    if ($vars['options']['transform']) {
      switch ($vars['options']['transform_type']) {
        case 'dash':
          $vars['xml_tag'][$field] = str_replace(' ', '-', $header);
          break;
        case 'underline':
          $vars['xml_tag'][$field] = str_replace(' ', '_', $header);
          break;
        case 'camel':
          $vars['xml_tag'][$field] = str_replace(' ', '', ucwords($header));
          $vars['xml_tag'][$field][0] = strtolower($vars['xml_tag'][$field][0]);
          break;
        case 'pascal':
          $vars['xml_tag'][$field] = str_replace(' ', '', ucwords($header));
          break;
      }
    }
  }
}