taxonomy_menu_trails.admin.inc in Taxonomy Menu Trails 6

Settings form for taxonomy_menu_trails.

@author Dmitriy.trt <http://drupal.org/user/329125>

File

taxonomy_menu_trails.admin.inc

<?php

/**
 * @file
 * Settings form for taxonomy_menu_trails.
 *
 * @author Dmitriy.trt      <http://drupal.org/user/329125>
 */
function taxonomy_menu_trails_settings() {
  $form = array(
    'taxonomy_menu_trails_node_types' => array(),
    'taxonomy_menu_trails_only_without_menu' => array(
      '#type' => 'checkbox',
      '#title' => t("Only if node doesn't have enabled menu item"),
      '#default_value' => variable_get('taxonomy_menu_trails_only_without_menu', TRUE),
    ),
    'taxonomy_menu_trails_selection_method' => array(
      '#type' => 'select',
      '#title' => t("Node's term selection method"),
      '#description' => t("This option defines how module chooses term for processing:<ul><li><b>First/Last</b> - just select lightest/haviest node's term (but it can be the term without menu item). Best performance.</li><li><b>First/last with menu item</b> - find first/last term with enabled menu item. Low performance</li><li><b>Deepest in lineage</b> - use deepest term in selected lineage. All parent terms in lineage must be attached to node for this function to work. It's highly recommended to use Hierarchical Select for lineage saving. Low performance.</ul>"),
      '#default_value' => variable_get('taxonomy_menu_trails_selection_method', 'first'),
      '#options' => array(
        'first' => t('First term'),
        'last' => t('Last term'),
        'first-with-menu' => t('First term with menu item'),
        'last-with-menu' => t('Last term with menu item'),
        'deepest-in-lineage' => t('Deepest in lineage'),
      ),
    ),
    'taxonomy_menu_trails_node_paths_ui' => array(
      '#type' => 'textarea',
      '#title' => t('Additional path patterns for node detection'),
      '#description' => t('By default module is trying to detect nodes at paths "node/[nid]" and "node/[nid]/*". Here you can specify additional paths to detect node and set menu trails for it. The "*" character matches any non-empty string, the "%" character matches non-empty string without "/" character. Available placeholders:<ul><li>[nid] - node ID</li><li>[title] - node title</li></ul>'),
      '#default_value' => variable_get('taxonomy_menu_trails_node_paths_ui', ''),
    ),
    '#submit' => array(
      'taxonomy_menu_trails_settings_cleanup',
    ),
  );
  if (module_exists('taxonomy_menu')) {
    $form['taxonomy_menu_trails_integration_with_tm'] = array(
      '#type' => 'checkbox',
      '#title' => t("Get term's path from Taxonomy Menu modules"),
      '#description' => t("If you set up not default path for terms' menu items with Taxonomy Menu modules, module will use this paths."),
      '#default_value' => variable_get('taxonomy_menu_trails_integration_with_tm', TRUE),
    );
  }
  $types = node_get_types('names');
  $vocs = array(
    '#tree' => TRUE,
    '#type' => 'fieldset',
    '#title' => t('Vocabularies to select terms from'),
  );
  $defaults = variable_get('taxonomy_menu_trails_node_types', array());
  foreach ($types as $key => $type) {
    $type_vocs = taxonomy_get_vocabularies($key);
    if (!empty($type_vocs)) {
      foreach ($type_vocs as $vid => $voc) {
        $type_vocs[$vid] = $voc->name;
      }
      $vocs[$key] = array(
        '#type' => 'checkboxes',
        '#title' => $type,
        '#options' => $type_vocs,
        '#default_value' => !empty($defaults[$key]) ? $defaults[$key] : array(),
      );
    }
  }
  if (count(element_children($vocs))) {
    $form['taxonomy_menu_trails_node_types'] = $vocs;
  }
  return system_settings_form($form);
}

/**
 * Validation for settings form.
 */
function taxonomy_menu_trails_settings_validate($form, &$state) {
  $patterns = preg_split('/\\R/', $state['values']['taxonomy_menu_trails_node_paths_ui'], -1, PREG_SPLIT_NO_EMPTY);
  foreach ($patterns as $pattern) {
    if (preg_match_all('/\\[title\\]|\\[nid\\]/u', $pattern, $matches) != 1) {
      form_set_error('taxonomy_menu_trails_node_paths_ui', t('Each path pattern must have one [nid] or [title] placeholder.'));
      break;
    }
  }
}
function taxonomy_menu_trails_settings_cleanup($form, &$state) {

  //cleanup node type settings
  if (is_array($state['values']['taxonomy_menu_trails_node_types'])) {
    foreach ($state['values']['taxonomy_menu_trails_node_types'] as $type => $vocs) {
      $clean_vocs = array_filter($vocs);
      if (empty($clean_vocs)) {
        unset($state['values']['taxonomy_menu_trails_node_types'][$type]);
      }
      else {
        $state['values']['taxonomy_menu_trails_node_types'][$type] = $clean_vocs;
      }
    }
  }

  //prepare regular expressions
  $patterns = preg_split('/\\R/', $state['values']['taxonomy_menu_trails_node_paths_ui'], -1, PREG_SPLIT_NO_EMPTY);
  $exprs = array();
  foreach ($patterns as $pattern) {
    if (preg_match('/^(.*)\\[(nid|title)\\](.*)$/u', $pattern, $m)) {
      foreach (array(
        1,
        3,
      ) as $index) {
        $m[$index] = str_replace(array(
          '\\*',
          '%',
        ), array(
          '.+',
          '[^\\/]+',
        ), preg_quote($m[$index], '/'));
      }
      $placeholder = $m[2];
      switch ($placeholder) {
        case 'nid':
          $m[2] = '(\\d+)';
          break;
        case 'title':
          $m[2] = '([^\\/]+)';
          break;
      }
      $exprs[$placeholder][] = '/^' . implode('', array_slice($m, 1)) . '$/ui';
    }
  }
  $state['values']['taxonomy_menu_trails_node_paths'] = $exprs;
}

Functions

Name	Description
taxonomy_menu_trails_settings	@file Settings form for taxonomy_menu_trails.
taxonomy_menu_trails_settings_cleanup
taxonomy_menu_trails_settings_validate	Validation for settings form.