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find_replace_regex.inc in Feeds Tamper 6

Same filename and directory in other branches
  1. 7 plugins/find_replace_regex.inc

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plugins/find_replace_regex.inc
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<?php

/**
 * @file
 * Find/replace text using REGEX.
 */
$plugin = array(
  'form' => 'feeds_tamper_find_replace_regex_form',
  'callback' => 'feeds_tamper_find_replace_regex_callback',
  'validate' => 'feeds_tamper_find_replace_regex_validate',
  'name' => 'Find replace REGEX',
  'multi' => 'direct',
  'category' => 'Text',
);
function feeds_tamper_find_replace_regex_form($importer, $element_key, $settings) {
  $form = array();
  $form['find'] = array(
    '#type' => 'textfield',
    '#title' => t('REGEX to find'),
    '#default_value' => isset($settings['find']) ? $settings['find'] : '',
    '#description' => t('A regular expression in the form: @regex', array(
      '@regex' => '/<your regex here>/',
    )),
  );
  $form['replace'] = array(
    '#type' => 'textfield',
    '#title' => t('Replacement pattern'),
    '#default_value' => isset($settings['replace']) ? $settings['replace'] : '',
    '#description' => t('The replacement pattern.'),
  );
  $form['limit'] = array(
    '#type' => 'textfield',
    '#title' => t('Limit number of replacements'),
    '#default_value' => isset($settings['limit']) ? $settings['limit'] : '',
    '#description' => t('This sets an optional limit. Leave it blank for no limit.'),
  );
  return $form;
}
function feeds_tamper_find_replace_regex_validate(&$settings) {

  // test the regex
  $test = @preg_replace($settings['find'], '', 'asdfsadf');
  if ($test === NULL) {
    form_set_error('settings][find', 'Invalid regular expression.');
  }
  $settings['limit'] = trim($settings['limit']);
  if (empty($settings['limit'])) {
    $settings['real_limit'] = -1;
  }
  else {
    $settings['real_limit'] = $settings['limit'];
  }
  if (!is_numeric($settings['real_limit'])) {
    form_set_error('settings][limit', 'Limit must be an integer.');
  }
}
function feeds_tamper_find_replace_regex_callback($source, $item_key, $element_key, &$field, $settings) {
  $field = preg_replace($settings['find'], $settings['replace'], $field, $settings['real_limit']);
}