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   1  <?php
   2  // $Id: path.inc,v 1.4 2009/01/20 20:05:03 quicksketch Exp $
   3  
   4  /**
   5   * @file
   6   *   Form builder implementation for path.module.
   7   */
   8  
   9  /**
  10   * Implementation of hook_form_builder_types().
  11   */
  12  function path_form_builder_types() {
  13    $fields = array();
  14  
  15    // Make a default path settings to pass into the path form.
  16    $settings = module_invoke('path', 'node_form_default_settings');
  17  
  18    $fields['path_settings'] = array(
  19      'title' => t('Path'),
  20      'properties' => array(
  21        'collapsible',
  22        'collapsed',
  23      ),
  24      'default' => path_fieldset('', $settings['path']),
  25      'unique' => TRUE,
  26      'removable' => TRUE,
  27      'configurable' => TRUE,
  28      'palette_group' => 'special',
  29    );
  30  
  31    return array(
  32      'node' => $fields,
  33      'example' => $fields,
  34    );
  35  }
  36  
  37  /**
  38   * Implementation of hook_form_builder_load_alter().
  39   */
  40  function path_form_builder_load_alter(&$form, $form_type, $form_id) {
  41    if ($form_type == 'node') {
  42      $settings = node_get_form_settings($form_id, 'path');
  43      if ($settings['enabled']) {
  44        $form['path'] = path_fieldset('', $settings);
  45        $form['path']['#form_builder'] = array(
  46          'element_id' => 'path_settings',
  47          'element_type' => 'path_settings',
  48        );
  49      }
  50    }
  51  }
  52  
  53  /**
  54   * Implementation of hook_form_builder_save().
  55   */
  56  function path_form_builder_save(&$form, $form_type, $form_id) {
  57    if ($form_type == 'node') {
  58      $element = form_builder_get_element($form, 'path_settings');
  59      $node_type = $form_id;
  60  
  61      if ($element) {
  62        $settings = array(
  63          'enabled' => TRUE,
  64          'collapsible' => $element['#collapsible'],
  65          'collapsed' => $element['#collapsed'],
  66          'weight' => $element['#weight'],
  67        );
  68      }
  69      else {
  70        $settings = array(
  71          'enabled' => FALSE,
  72        );
  73      }
  74  
  75      node_set_form_settings($form_id, 'path', 'path', $settings);
  76    }
  77  }
  78  
  79  /**
  80   * Implementation of hook_form_alter().
  81   *
  82   * @todo Merge this into path_form_alter().
  83   */
  84  function path_node_form_alter(&$form, &$form_state, $form_id) {
  85    // Set properties of the path form item based on the path node form settings.
  86    if (isset($form['#node']) && $form['#node']->type .'_node_form' == $form_id) {
  87      $settings = node_get_form_settings($form['#node']->type, 'path');
  88  
  89      if ($settings['enabled']) {
  90        $path = isset($form['#node']->path) ? $form['#node']->path : '';
  91        $form['path'] = path_fieldset($path, $settings);
  92      }
  93      else {
  94        $form['path']['#access'] = FALSE;
  95      }
  96    }
  97  }
  98  
  99  /**
 100   * Implementation of hook_node_form_default_settings().
 101   *
 102   * Get the settings for the path fieldset on the node form.
 103   */
 104  function path_node_form_default_settings($type = NULL) {
 105    $defaults = array();
 106    $defaults['path'] = array(
 107      'enabled' => TRUE,
 108      'collapsible' => TRUE,
 109      'collapsed' => TRUE,
 110      'weight' => 30,
 111    );
 112    return $defaults;
 113  }
 114  
 115  
 116  /**
 117   * A straight copy/paste of path_form_alter(). Get the path node form.
 118   *
 119   * @param $path
 120   *   The contents of $node->path.
 121   * @param $path_settings
 122   *   An array with configuring properties of the path fieldset.
 123   *
 124   * @todo Put this function directly in path.module, abstracting it from
 125   * path_form_alter().
 126   */
 127  function path_fieldset($path, $path_settings) {
 128    $form = array(
 129      '#type' => 'fieldset',
 130      '#title' => t('URL path settings'),
 131      '#collapsible' => $path_settings['collapsible'],
 132      '#collapsed' => $path_settings['collapsed'],
 133      '#access' => user_access('create url aliases'),
 134      '#weight' => $path_settings['weight'],
 135    );
 136    $form['path'] = array(
 137      '#type' => 'textfield',
 138      '#default_value' => $path,
 139      '#maxlength' => 250,
 140      '#collapsible' => TRUE,
 141      '#collapsed' => TRUE,
 142      '#description' => t('Optionally specify an alternative URL by which this node can be accessed. For example, type "about" when writing an about page. Use a relative path and don\'t add a trailing slash or the URL alias won\'t work.'),
 143    );
 144    if ($path) {
 145      $form['pid'] = array(
 146        '#type' => 'value',
 147        '#value' => db_result(db_query("SELECT pid FROM {url_alias} WHERE dst = '%s' AND language = '%s'", $path, $form['#node']->language))
 148      );
 149    }
 150  
 151    return $form;
 152  }