Jelajahi Sumber

patched flag list to trigger remove entity from lists when this entity is deleted

Bachir Soussi Chiadmi 9 tahun lalu
induk
melakukan
f0cb6175c1

+ 55 - 0
sites/all/modules/contrib/flag/flag_lists/flag_lists-remove_deleted_entity-2114731-2.patch

@@ -0,0 +1,55 @@
+diff --git a/flag_lists.module b/flag_lists.module
+index d829113..b3c04f0 100644
+--- a/flag_lists.module
++++ b/flag_lists.module
+@@ -1587,6 +1587,32 @@ function flag_lists_fix_link(&$link, $action) {
+     return $fcid;
+   }
+ 
++
++  /**
++   * Remove all entries of entity_id and type
++   *
++   * @param $entity_id
++   *   Entity id which has been flagged.
++   * @param $type
++   *   The entity type.
++   */
++  function _flag_lists_remove_entity($entity_id, $type) {
++    $query = db_select('flag_lists_content')
++      ->condition('entity_id', $entity_id)
++      ->condition('entity_type', $type);
++    $query->fields('flag_lists_content', array('fcid', 'fid', 'uid', 'sid'));
++    $items = $query->execute()->fetchAll();
++   
++   if ($items) {
++    foreach ($items as $key => $value) {
++      db_delete('flag_lists_content')
++        ->condition('fcid', $value->fcid)
++        ->execute();
++        watchdog('flag_lists', t('Deleted entry @fcid from flat_lists_content', array('@fcid' => $value->fcid)));
++      }
++    }
++  }
++
+   /**
+    * Updates the flag count for this content
+    */
+@@ -1766,3 +1792,17 @@ function flag_lists_views_form_substitutions() {
+     $select_all_placeholder => drupal_render($select_all),
+   );
+ }
++
++
++/**
++ * Implements hook_entity_delete
++ */
++function flag_lists_entity_delete($entity, $type) {
++  foreach (flag_get_flags($type) as $flag) {
++    if (isset($entity->vid)) {
++      $items = _flag_lists_remove_entity($entity->vid, $type);
++    }
++  }
++}
++
++

+ 40 - 0
sites/all/modules/contrib/flag/flag_lists/flag_lists.module

@@ -1575,6 +1575,32 @@ function flag_lists_fix_link(&$link, $action) {
     return $fcid;
   }
 
+
+  /**
+   * Remove all entries of entity_id and type
+   *
+   * @param $entity_id
+   *   Entity id which has been flagged.
+   * @param $type
+   *   The entity type.
+   */
+  function _flag_lists_remove_entity($entity_id, $type) {
+    $query = db_select('flag_lists_content')
+      ->condition('entity_id', $entity_id)
+      ->condition('entity_type', $type);
+    $query->fields('flag_lists_content', array('fcid', 'fid', 'uid', 'sid'));
+    $items = $query->execute()->fetchAll();
+   
+   if ($items) {
+    foreach ($items as $key => $value) {
+      db_delete('flag_lists_content')
+        ->condition('fcid', $value->fcid)
+        ->execute();
+        watchdog('flag_lists', t('Deleted entry @fcid from flat_lists_content', array('@fcid' => $value->fcid)));
+      }
+    }
+  }
+
   /**
    * Updates the flag count for this content
    */
@@ -1735,3 +1761,17 @@ function flag_lists_views_form_substitutions() {
     $select_all_placeholder => drupal_render($select_all),
   );
 }
+
+
+/**
+ * Implements hook_entity_delete
+ */
+function flag_lists_entity_delete($entity, $type) {
+  foreach (flag_get_flags($type) as $flag) {
+    if (isset($entity->vid)) {
+      $items = _flag_lists_remove_entity($entity->vid, $type);
+    }
+  }
+}
+
+

+ 1737 - 0
sites/all/modules/contrib/flag/flag_lists/flag_lists.module.orig

@@ -0,0 +1,1737 @@
+<?php
+
+module_load_include('inc', 'flag', 'includes/flag.admin');
+module_load_include('inc', 'flag', 'flag');
+
+/**
+ * @file
+ * The Flag Lists module.
+ *
+ * Extends flag to allow individual users to create personal flags.
+ */
+
+/**
+ * Implementation of hook_menu().
+ */
+function flag_lists_menu() {
+  $items = array();
+  $items[FLAG_ADMIN_PATH . '/lists'] = array(
+    'title' => 'Lists',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('flag_lists_settings_form'),
+    'access callback' => 'user_access',
+    'access arguments' => array('administer flags'),
+    'description' => 'Configure default settings allowing users to mark content with personal flags.',
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_LOCAL_TASK,
+    'weight' => 100,
+  );
+  $items[FLAG_ADMIN_PATH . '/lists/settings'] = array(
+    'title' => 'Settings',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('flag_lists_settings_form'),
+    'access callback' => 'user_access',
+    'access arguments' => array('administer flags'),
+    'description' => 'Configure default settings allowing users to mark content with personal flags.',
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_DEFAULT_LOCAL_TASK,
+    'weight' => 1,
+  );
+  $items[FLAG_ADMIN_PATH . '/lists/list'] = array(
+    'title' => 'List',
+    'page callback' => 'flag_lists_admin_page',
+    'access callback' => 'user_access',
+    'access arguments' => array('administer flags'),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_LOCAL_TASK,
+    'weight' => 2,
+  );
+  $items[FLAG_ADMIN_PATH . '/lists/template'] = array(
+    'title' => 'New template',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('flag_lists_create_template_form'),
+    'access callback' => 'user_access',
+    'access arguments' => array('administer flags'),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_LOCAL_TASK,
+    'weight' => 3,
+  );
+  if (module_exists('devel_generate')) {
+    $items['admin/config/development/generate/flag-lists'] = array(
+      'title' => 'Generate lists',
+      'description' => 'Generate a given number of lists and listings on site content. Optionally delete existing lists and listings.',
+      'page callback' => 'drupal_get_form',
+      'page arguments' => array('flag_lists_generate_lists_form'),
+      'access callback' => 'user_access',
+      'access arguments' => array('administer flags'),
+      'file' => 'flag_lists.admin.inc',
+    );
+  }
+  $items['flag-lists/add/%'] = array(
+    'title' => 'Add a list',
+    'page callback' => 'flag_lists_add',
+    'page arguments' => array(2),
+    'access callback' => 'user_access',
+    'access arguments' => array('create flag lists'),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_NORMAL_ITEM,
+  );
+  // Callback for adding a new list through JS
+  $items['flag-lists/add/%/js'] = array(
+    'title' => 'Add a list',
+    'page callback' => 'flag_lists_add_js',
+    'page arguments' => array(2),
+    'access callback' => 'user_access',
+    'access arguments' => array('create flag lists'),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_CALLBACK,
+  );
+
+  $items['flags/lists/edit/%'] = array(
+    'title' => 'Edit a list',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('flag_lists_form', 3),
+    'access callback' => 'flag_lists_is_owner',
+    'access arguments' => array(2, 3),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_CALLBACK,
+  );
+  $items['flags/lists/delete/%'] = array(
+    'title' => 'Delete a list',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('flag_lists_delete_confirm', 3),
+    'access callback' => 'flag_lists_is_owner',
+    'access arguments' => array(2, 3),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_CALLBACK,
+  );
+  $items[FLAG_ADMIN_PATH . '/flag-lists/rebuild'] = array(
+    'title' => 'Rebuild all flag lists',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('flag_lists_rebuild_confirm'),
+    'access callback' => 'user_access',
+    'access arguments' => array('administer flag lists'),
+    'file' => 'flag_lists.admin.inc',
+    'type' => MENU_CALLBACK,
+  );
+  $items['flag-lists'] = array(
+    'title' => 'Flag',
+    'page callback' => 'flag_lists_page',
+    'access callback' => 'user_access',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+
+  $items['user/%user/flags/lists'] = array(
+    'title' => ucfirst(variable_get('flag_lists_name', 'list')),
+    'page callback' => 'flag_lists_user_page',
+    'page arguments' => array(1),
+    'access callback' => 'user_access',
+    'access arguments' => array('view flag lists'),
+    'type' => MENU_LOCAL_TASK,
+  );
+  $items['user/%user/flags/lists/%'] = array(
+    'title' => ucfirst(variable_get('flag_lists_name', 'list')) . ' content',
+    'page callback' => 'flag_lists_user_list',
+    'page arguments' => array(1, 4),
+    'access callback' => 'user_access',
+    'access arguments' => array('view flag lists'),
+    'type' => MENU_CALLBACK,
+  );
+  return $items;
+}
+
+/**
+ * User flag page. Display a list of user-created flag lists.
+ */
+function flag_lists_user_page($user) {
+    // Can we use our default view?
+  if (module_exists('views')) {
+    $view = views_get_view('flag_lists_user_lists', FALSE);
+    if (!empty($view)) {
+      $view->set_display('default');
+      $view->set_arguments(array($user->uid));
+      $output = $view->render();
+      drupal_set_title(str_replace(array_keys($view->build_info['substitutions']), $view->build_info['substitutions'], $view->build_info['title']));
+    }
+    return $output;
+  }
+  else {
+    return theme('flag_lists_user_page', array('uid' => $user->uid));
+  }
+}
+
+/**
+ * Theme the output for a user flag administration page.
+ */
+function theme_flag_lists_user_page($variables) {
+  $uid = $variables['uid'];
+
+  $account = user_load($uid);
+  drupal_set_title(t('Lists'));
+  if ($flags = flag_lists_get_user_flags(NULL, $account)) {
+    // Build the list of flag lists for this node.
+    foreach ($flags as $flag) {
+      $ops = theme('flag_lists_ops', array('flag' => $flag));
+      $items[] = l($flag->title, "user/$uid/flags/lists/" . $flag->fid) . $ops;
+    }
+  }
+  drupal_add_css(drupal_get_path('module', 'flag_lists') . '/theme/flag_lists.css');
+  return theme('item_list', array('items' => $items));
+}
+
+/**
+ * List the contents of a user-defined list
+ */
+function flag_lists_user_list($user, $fid) {
+  $uid = $user->uid;
+    // Can we use our default view?
+  if (module_exists('views')) {
+    $view = views_get_view('flag_lists_user_list', FALSE);
+    if (!empty($view)) {
+      $view->set_display('default');
+      $view->set_arguments(array($fid));
+      $output = $view->render();
+      drupal_set_title(str_replace(array_keys($view->build_info['substitutions']), $view->build_info['substitutions'], $view->build_info['title']));
+    }
+    return $output;
+  }
+
+  else {
+    return theme('flag_lists_user_list', array('uid' => $uid, 'fid' => $fid));
+  }
+}
+
+/**
+ * Theme the output of user-defined list page
+ */
+function theme_flag_lists_user_list($variables) {
+  $uid = $variables['uid'];
+  $fid = $variables['fid'];
+
+  $flag = flag_lists_get_flag($fid);
+  drupal_set_title($flag->title);
+  $content = flag_lists_get_flagged_content($fid, $uid);
+  foreach ($content as $item) {
+    if ($item->content_type == 'node') {
+      $node = node_load($item->entity_id);
+      $items[] = l($node->title, 'node/' . $node->nid);
+    }
+  }
+
+  $breadcrumb = menu_get_active_breadcrumb();
+  $breadcrumb[] = l(t('@name lists', array('@name' => drupal_ucfirst(variable_get('flag_lists_name', t('lists'))))), 'user/' . arg(1) . '/flags/lists');
+  drupal_set_breadcrumb($breadcrumb);
+  return theme('item_list', array('items' => $items));
+}
+
+/**
+ * Implementation of hook_theme().
+ */
+function flag_lists_theme() {
+  $path = drupal_get_path('module', 'flag') . '/theme';
+
+  return array(
+    'flag_lists_list' => array(
+      'variables' => array('node' => NULL, 'create' => NULL, 'ops' => NULL, 'use_flags' => NULL),
+    ),
+    'flag_lists_admin_page' => array(
+      'variables' => array('flags' => NULL),
+    ),
+    'flag_lists_user_page' => array(
+      'variables' => array('uid' => NULL),
+    ),
+    'flag_lists_user_list' => array(
+      'variables' => array('flag_name' => NULL),
+    ),
+    'flag_lists_ops' => array(
+      'variables' => array('flag' => NULL),
+    )
+  );
+}
+
+/**
+ * Implementation of hook_permission().
+ */
+function flag_lists_permission() {
+  return array(
+    'create flag lists' => array(
+      'title' => t('Create flag lists'),
+      'description' => t(''),
+    ),
+    'edit own flag lists' => array(
+      'title' => t('Edit own flag lists'),
+      'description' => t(''),
+    ),
+    'delete own flag lists' => array(
+      'title' => t('Delete own flag lists'),
+      'description' => t(''),
+    ),
+    'view flag lists' => array(
+      'title' => t('View flag lists'),
+      'description' => t(''),
+    ));
+}
+
+/**
+ * Implementation of hook_form_alter().
+ */
+function flag_lists_form_alter(&$form, &$form_state, $form_id) {
+  switch ($form_id) {
+    case 'flag_form':
+      // A template flag should always have a record in the flag_lists_types table.
+      $result = db_select('flag_lists_types', 'f')->fields('f')->execute();
+      foreach ($result as $type) {
+        $types[$type->name] = $type->type;
+      }
+
+      if (isset($types[$form['name']['#default_value']])) {
+        $form['name']['#type'] = 'value';
+        $form['global']['#type'] = 'value';
+        $form['title']['#description'] = t('A short, descriptive title for this template. It will be used in administrative interfaces to refer to this template.');
+
+        // Warn about types that already have a template.
+        foreach ($form['access']['types']['#options'] as $option => $value) {
+          if (in_array($option, $types) && $form['access']['types']['#default_value'] != $option) {
+            $form['access']['types']['#options'][$option] .= '<span class="description">' . t('(Already has a template.)') . '</span>';
+          }
+        }
+        $form['access']['types']['#description'] .= t('A type may only be selected in one list template.');
+
+        // Unset anon permissions for now. @todo allow anon listing.
+        unset($form['access']['roles']['flag']['#options'][1]);
+        unset($form['access']['roles']['unflag']['#options'][1]);
+
+        foreach (element_children($form['display']) as $display) {
+          $form['display'][$display]['#type'] = 'value';
+        }
+        $form['display']['link_type']['#default_value'] = 'fl_template';
+        $form['display']['#description'] = t('Unlike normal flags, lists are only displayed in a block provided by this module or in views blocks. See <a href="/admin/build/block/list">the block admin page</a> to place the block.');
+
+        $form['#validate'][] = 'flag_lists_template_validate';
+        $form['#submit'][] = 'flag_lists_template_submit';
+      }
+    break;
+
+    case 'views_exposed_form':
+      // Force the exposed filters to perform actions on the page itself because
+      // the views default viwe didn't come with a page display
+      if ($form['#id'] == 'views-exposed-form-flag-lists-default') {
+        $form['#action'] = '/' . implode('/', arg());
+      }
+    break;
+  }
+
+  // Flag lists operations related changes
+  if (strpos($form_id, 'views_form_') === 0) {
+    $flo = _flag_lists_ops_get_field($form_state['build_info']['args'][0]);
+
+    // Not a FLO-enabled views form.
+    if (empty($flo)) {
+      return;
+    }
+
+    // Add FLO's custom callbacks.
+    $form['#validate'][] = 'flag_lists_ops_form_validate';
+    $form['#submit'][] = 'flag_lists_ops_form_submit';
+
+    // Allow FLO to work when embedded using views_embed_view(), or in a block.
+    if (empty($flo->view->override_path)) {
+      if (!empty($flo->view->preview) || $flo->view->display_handler instanceof views_plugin_display_block) {
+        $flo->view->override_path = $_GET['q'];
+      }
+    }
+
+    // Quickfix for FLO & exposed filters using ajax. See http://drupal.org/node/1191928.
+    $query = drupal_get_query_parameters($_GET, array('q'));
+    $form['#action'] = url($flo->view->get_url(), array('query' => $query));
+
+    // Add basic FLO functionality.
+    if ($form_state['step'] == 'views_form_views_form') {
+      $form = flag_lists_ops_form($form, $form_state, $flo);
+    }
+  }
+}
+
+/**
+ * Add the Flag list select menu widget.
+ */
+function flag_lists_ops_form($form, &$form_state, $flo) {
+  $form['#attached']['js'][] = drupal_get_path('module', 'flag_lists') . '/js/flag_lists_ops.js';
+  $form['#attached']['css'][] = drupal_get_path('module', 'flag_lists') . '/css/flag_lists_ops.css';
+  $form['#prefix'] = '<div class="flo-views-form">';
+  $form['#suffix'] = '</div>';
+
+  $form_state['flo_operation'] = $flo->options['flo']['operation'];
+
+  // Force browser to reload the page if Back is hit.
+  if (preg_match('/msie/i', $_SERVER['HTTP_USER_AGENT'])) {
+    drupal_add_http_header('Cache-Control', 'no-cache'); // works for IE6+
+  }
+  else {
+    drupal_add_http_header('Cache-Control', 'no-store'); // works for Firefox and other browsers
+  }
+
+  global $user;
+  global $base_url;
+  $account = user_load($user->uid);
+  $items = array();
+  if ($flags = flag_lists_get_user_flags(NULL, $account)) {
+    // Build the list of flag lists for this node.
+    foreach ($flags as $flag) {
+      $items[((string)$flag->fid)] = $flag->title;
+    }
+  }
+
+  // Group items into a fieldset for easier theming.
+  $form['flag_lists_' . $form_state['flo_operation']] = array(
+    '#type' => 'fieldset',
+    '#title' => t('List operations'),
+    '#tree' => TRUE,
+    '#attributes' => array('class' => array('flag-lists-ops-fieldset')),
+  );
+  switch ($flo->options['flo']['operation']) {
+    case 'unflag':
+      $null_text = 'Remove from a list';
+      $operation = 'unflag';
+      $form['flag_lists_' . $form_state['flo_operation']]['list'] = array(
+        '#type' => 'button',
+        '#value' => t('Remove from list'),
+        '#ajax' => array(
+          'callback' => 'flag_lists_ops_form_ajax_callback',
+          'wrapper' => 'flag-list-ops-container-' . $flo->options['flo']['operation'],
+        ),
+      );
+      break;
+    default:
+      $null_text = 'Add to a list';
+      $operation = 'flag';
+      drupal_add_library('system', 'ui.dialog');
+      $form['flag_lists_' . $form_state['flo_operation']]['list'] = array(
+        '#type' => 'select',
+        '#options' => array('0' => t('- ' . $null_text . ' -')) + $items,
+        '#default_value' => '0',
+        '#ajax' => array(
+         'callback' => 'flag_lists_ops_form_ajax_callback',
+         'wrapper' => 'flag-list-ops-container-' . $flo->options['flo']['operation'],
+        ),
+        '#attributes' => array(
+          'class' => array(
+            'flag-lists-ops-dropdown',
+          ),
+        ),
+      );
+
+      // Add the necessary JS for creating a new list via AJAX
+      $result = db_select('flag_lists_types')
+        ->fields('flag_lists_types')
+        ->execute();
+      $list_types = array();
+      foreach ($result as $row) {
+        if (!empty($row->type)) {
+          $list_types[] = $row->type;
+        }
+      }
+      drupal_add_js(array('flag_lists' => array('types' => $list_types, 'json_path' => $base_url . '/flag-lists/add/%/js')), 'setting');
+      break;
+  }
+
+  // Get the $ops from the originating form.
+  if (!empty($form_state['values']['flag_lists_' . $form_state['flo_operation']]['list'])) {
+    $list = $form_state['values']['flag_lists_' . $form_state['flo_operation']]['list'];
+  }
+  if (!empty($_REQUEST['flag_lists_ops'])) {
+    $ops = $_REQUEST['flag_lists_ops'];
+  }
+  if (!empty($ops) && !empty($list) && $form_state['values']['flag_lists_' . $form_state['flo_operation']]['operation'] == 'unflag') {
+    $hidden_deleted_values = '';
+    foreach ($ops as $nid) {
+      $hidden_deleted_values .= '<input type="hidden" class="flo-deleted-value" value="' . $nid . '" />';
+    }
+  }
+
+  $form['flag_lists_' . $form_state['flo_operation']]['operation'] = array(
+    '#type' => 'hidden',
+    '#value' => $operation,
+  );
+  $form['flag_lists_' . $form_state['flo_operation']]['go'] = array(
+    '#type' => 'submit',
+    '#value' => t('Go'),
+    '#attributes' => array(
+      'class' => array('flag-lists-ops-go'),
+    ),
+  );
+  unset($form['actions']['submit']);
+
+  // Generate a status message for AJAX submission.
+  $form['flag_lists_' . $form_state['flo_operation']]['status_message'] = array('#markup' => '');
+  $form['flag_lists_' . $form_state['flo_operation']]['#prefix'] = '<div id="flag-list-ops-container-' . $flo->options['flo']['operation'] . '">';
+  $form['flag_lists_' . $form_state['flo_operation']]['#suffix'] = (!empty($hidden_deleted_values)) ? $hidden_deleted_values : '' . '</div>';
+
+  return $form;
+}
+
+function flag_lists_ops_form_ajax_callback($form, $form_state) {
+  // The form has already been submitted and updated. We can return the replaced
+  // item as it is.
+  if (!flag_lists_ops_form_validate($form, $form_state)) {
+    $message = flag_lists_ops_form_submit($form, $form_state);
+  }
+
+  $form['flag_lists_' . $form_state['flo_operation']]['status_message']['#markup'] = '<div class="alert alert-success">' . $message . '</div>';
+  if ($form_state['flo_operation'] == 'flag') $form['flag_lists_' . $form_state['flo_operation']]['list']['#value'] = '0';
+  $form['flag_lists_' . $form_state['flo_operation']]['status_message']['#attributes']['class'][] = 'alert-success';
+
+  return $form['flag_lists_' . $form_state['flo_operation']];
+}
+
+function flag_lists_ops_form_validate(&$form, &$form_state) {
+  global $user;
+
+  $error_count = 0;
+
+  // Check to see if an items are selected, if not fail right away.
+  if (!isset($_REQUEST['flag_lists_ops']) || empty($_REQUEST['flag_lists_ops'])) {
+    form_set_error('', t('No content selected.'));
+    $error_count++;
+    return $error_count;
+  }
+
+  switch ($form_state['values']['flag_lists_' . $form_state['flo_operation']]['operation']) {
+    case 'unflag':
+      $ops = $_REQUEST['flag_lists_ops'];
+      foreach ($ops as $key => $op) {
+        $ops[$key] = explode('-', $op);
+        if (empty($ops[$key][1]) || !($flag = flag_lists_get_flag($ops[$key][1]))) {
+          form_set_error('flag_lists][remove', t('Invalid options list selected to remove from.'));
+          $error_count++;
+        }
+        else if ($flag->uid != $user->uid) {
+          form_set_error('flag_lists][remove', t('You are only allowed to remove content from your own lists.'));
+          $error_count++;
+        }
+      }
+      break;
+    default:
+      if (empty($form_state['values']['flag_lists_' . $form_state['flo_operation']]['list'])) {
+        form_set_error('flag_lists][list', t('No list selected. Please select a list to add to.'));
+        $error_count++;
+      }
+      else if (!($flag = flag_lists_get_flag($form_state['values']['flag_lists_' . $form_state['flo_operation']]['list']))) {
+        form_set_error('flag_lists][list', t('Invalid list selected. Please select a list to add to.'));
+        $error_count++;
+      }
+      else if ($flag->uid != $user->uid) {
+        form_set_error('flag_lists][list', t('Invalid list selected. Please select a list to add to.'));
+        $error_count++;
+      }
+      break;
+  }
+
+  return $error_count;
+}
+
+function flag_lists_ops_form_submit(&$form, &$form_state) {
+  // Get the $ops from the originating form.
+  $ops = $_REQUEST['flag_lists_ops'];
+  $success_count = 0;
+
+  // Get the operation, or set it
+  switch ($form_state['values']['flag_lists_' . $form_state['flo_operation']]['operation']) {
+    case 'unflag':
+      $operation = 'unflag';
+      $message = 'removed from';
+
+      foreach ($ops as $op) {
+        // Process the ID into 2 parts
+        list($nid, $fid) = explode('-', $op);
+        if (empty($nid) || empty($fid)) return;
+
+        if (($flag = flag_lists_get_flag($fid)) && ($node = node_load($nid))) {
+          if (flag_lists_do_flag($flag, $operation, $nid)) {
+            $success_count++;
+          }
+        }
+      }
+      break;
+    default:
+      $operation = 'flag';
+      $message = 'added to';
+
+      if ($flag = flag_lists_get_flag($form_state['values']['flag_lists_' . $form_state['flo_operation']]['list'])) {
+        foreach ($ops as $nid) {
+          if (flag_lists_do_flag($flag, $operation, $nid)) {
+            $success_count++;
+          }
+        }
+      }
+      break;
+  }
+
+  $message = t('@count item(s) ' . $message . ' !title', array('@count' => $success_count, '!title' => $flag->title));
+  if ($_GET['q'] != 'system/ajax') {
+    drupal_set_message($message);
+  }
+  else {
+    return $message;
+  }
+}
+
+/**
+ * Gets the FLO field if it exists on the passed-in view.
+ *
+ * @return
+ *  The field object if found. Otherwise, FALSE.
+ */
+function _flag_lists_ops_get_field($view) {
+  foreach ($view->field as $field_name => $field) {
+    if ($field instanceof flag_lists_handler_field_ops) {
+      // Add in the view object for convenience.
+      $field->view = $view;
+      return $field;
+    }
+  }
+  return FALSE;
+}
+
+function flag_lists_template_validate($form, &$form_state) {
+  $types = array_filter($form_state['values']['types']);
+  $errors = array();
+  foreach ($types as $type) {
+    $result = db_select('flag_lists_types', 'f')
+      ->fields('f')
+      ->condition('type', $type)
+      ->condition('name', $form_state['values']['name'], '<>')
+      ->execute();
+    foreach ($result as $errors) {
+      $content_types[] = $errors->type;
+      $templates[] = $errors->name;
+    }
+  }
+  if (isset($content_types) && count($content_types)) {
+    $content_types = implode(', ', $content_types);
+    $templates = implode(', ', array_unique($templates));
+    form_set_error('types', t('The flaggable content type(s) "@type" is(are) already assigned to the template(s) "@template." A content type may be assigned to only one template. To reassign a content type you must first remove its other assignment.', array('@type' => $content_types, '@template' => $templates)));
+  }
+}
+
+function flag_lists_template_submit($form, &$form_state) {
+  $types = array_filter($form_state['values']['types']);
+  // Clean out the old types, then add the new.
+  $num_deleted = db_delete('flag_lists_types')
+    ->condition('name', $form_state['values']['name'])
+    ->execute();
+  foreach ($types as $type) {
+    db_insert('flag_lists_types')
+      ->fields(array(
+        'name' => $form_state['values']['name'],
+        'type' => $type,
+      ))
+      ->execute();
+  }
+}
+/**
+ * Helper function to build an array of all lists available to or owned by the
+ * current user and that are available on the current content type.
+ */
+function flag_lists_get_content_fids() {
+  global $user;
+
+  // This is a node view. We only care about nodes for now.
+  if (arg(0) == 'node' && is_numeric(arg(1)) && is_null(arg(2))) {
+    $type = db_select('node', 'n')
+      ->fields('n', array('type'))
+      ->condition('nid', arg(1))
+      ->execute()
+      ->fetchField();
+
+    // Get current user's flags for this node.
+    $query = db_select('flag_lists', 'fc')
+      ->fields('f', 'fid')
+      ->condition('fc.uid', $user->uid)
+      ->condition('fn.type', $type);
+    $query->leftJoin('flag_types', 'fn', 'fn.fid = fc.fid');
+    $query->leftJoin('flags', 'f', 'fc.fid = f.fid');
+    $fc_result = $query->execute();
+
+    foreach ($fc_result as $row) {
+      $fids[] = $row->fid;
+    }
+  }
+
+  // This is the flag / unflag callback
+  elseif (arg(0) == 'flag' && (arg(1) == 'flag' || arg(1) == 'unflag')) {
+    // Get the flag for this request.
+    $fids[] = db_select('flags', 'f')
+      ->fields('f', array('fid'))
+      ->condition('name', arg(2))
+      ->execute()
+      ->fetchField();
+  }
+
+  // Get the regular flags for this node. The flag module will narrow by role,
+  // etc. when flag_get_flags() is called. These flag ids are always returned.
+  $query = db_select('flags', 'f')
+    ->fields('f', array('fid'))
+    ->condition('fc.fid', NULL);
+  $query->leftJoin('flag_lists', 'fc', 'fc.fid = f.fid');
+  $f_result = $query->execute();
+
+  foreach ($f_result as $obj) {
+    $fids[] = $obj->fid;
+  }
+  if (is_array($fids)) {
+    return array_unique($fids);
+  }
+  else {
+    return array();
+  }
+}
+
+/**
+ * Implements hook_block_info();
+ */
+function flag_lists_block_info() {
+  return array(
+    'flag_lists' => array(
+      'info' => t('Lists'),
+      'cache' => DRUPAL_NO_CACHE,
+    ),
+    'flag_lists_list' => array(
+      'info' => t('My lists'),
+      'cache' => DRUPAL_NO_CACHE,
+    ),
+  );
+}
+
+/**
+ * Implements hook_block_configure().
+ */
+function flag_lists_block_configure($delta = '') {
+  $form = array();
+
+  switch ($delta) {
+    case 'flag_lists':
+      $form = array(
+        'create_lists' => array(
+          '#type' => 'checkbox',
+          '#title' => t('Show link to add new list'),
+          '#default_value' => variable_get('flag_lists_create_lists', 0),
+          '#description' => t('Checking this adds a link to the create new list form.'),
+        ),
+        'ops' => array(
+          '#type' => 'checkbox',
+          '#title' => t('Show edit and delete links'),
+          '#default_value' => variable_get('flag_lists_ops', 0),
+          '#description' => t('Checking this appends edit and delete links to each list name for users with access.'),
+        ),
+        'include_flags' => array(
+          '#type' => 'checkbox',
+          '#title' => t('Include flag module flags'),
+          '#default_value' => variable_get('flag_lists_include_flags', 0),
+          '#description' => t('Checking this will append flag module flags to the list of lists.'),
+        ),
+      );
+      break;
+  }
+  return $form;
+}
+
+/**
+ * Implements hook_block_save().
+ */
+function flag_lists_block_save($delta = '', $edit = array()) {
+  switch ($delta) {
+    case 'flag_lists':
+      variable_set('flag_lists_create_lists', $edit['create_lists']);
+      variable_set('flag_lists_ops', $edit['ops']);
+      variable_set('flag_lists_include_flags', $edit['include_flags']);
+      break;
+  }
+}
+
+/**
+ * Implements hook_block_view().
+ */
+function flag_lists_block_view($delta = '') {
+  $block = array();
+
+  switch ($delta) {
+    case 'flag_lists':
+      if (user_access('create flag lists')) {
+        $block = array(
+          'subject' => t('My lists'),
+          'content' => theme('flag_lists_list', array('node' => NULL, 'create' => variable_get('flag_lists_create_lists', 0), 'ops' =>variable_get('flag_lists_ops', 0), 'use_flags' => variable_get('flag_lists_include_flags', 0))),
+        );
+      }
+      break;
+    case 'flag_lists_list':
+      if (user_access('create flag lists')) {
+        global $user;
+        $account = user_load($user->uid);
+
+        $block = array(
+          'subject' => t('My lists'),
+          'content' => flag_lists_user_page($account),
+        );
+      }
+      break;
+  }
+  return (!empty($block['content'])) ? $block : array();
+}
+
+/**
+ * Implementation of hook_user_delete().
+ */
+function flag_lists_user_delete($account) {
+  // Remove personal flags by this user.
+  $num_deleted = db_delete('flag_lists_flags')
+    ->condition('uid', $account->uid)
+    ->execute();
+}
+
+/**
+ * Build a flag's messages.
+ */
+function flag_lists_set_messages(&$flag) {
+  // Get the parent flag. These are cached by the flag module.
+  $pflag = flag_get_flag(NULL, $flag->pfid);
+  $title = $flag->title;
+  $lists_name = variable_get('flag_lists_name', t('list'));
+  $flag->flag_short      = $pflag->flag_short;
+  $flag->flag_long       = $pflag->flag_long;
+  $flag->flag_message    = $pflag->flag_message;
+  $flag->unflag_short    = $pflag->unflag_short;
+  $flag->unflag_long     = $pflag->unflag_long;
+  $flag->unflag_message  = $pflag->unflag_message;
+}
+
+/**
+ * Implementation of hook_flag_access().
+ *
+ * Make sure a user can only see his/her own personal flags.
+ */
+function flag_lists_flag_access($flag, $entity_id, $action, $account) {
+  if (!empty($flag->module) && $flag->module == 'flag_lists') {
+  switch ($action) {
+    case 'flag':
+    case 'unflag':
+      $fid = db_select('flag_lists_flags', 'f')
+        ->fields('f')
+        ->condition('f.uid', $account->uid)
+        ->execute()
+        ->fetchField();
+      if (!empty($fid)) {
+        return array('flag_lists' => TRUE);
+      }
+      else {
+        return array('flag_lists' => FALSE);
+      }
+  }
+}
+}
+
+/**
+ * Implementation of hook_link().
+ */
+// There may be a better way to keep flag lists out of the links, but this
+// works for now. @todo Find a better way to keep flags lists out of links.
+function flag_lists_link_alter(&$links, $node) {
+  if (!variable_get('flag_lists_use_links', 1)) {
+    foreach ($links as $name => $link) {
+      if (stristr($name, 'flag-fl_')) {
+        unset($links[$name]);
+      }
+    }
+  }
+}
+
+/**
+ * Implementation of hook_flag_alter().
+ */
+function flag_lists_flag_alter(&$flag) {
+}
+
+/**
+ * Implementation of hook_flag_delete().
+ *
+ * This is not in flag yet.
+ */
+function flag_lists_flag_delete($flag) {
+  // Template flag is being deleted. Clean up our tables.
+  // Collect the sub-flag fids so we can delete counts and content records.
+  $results = db_select('flag_lists_flags', 'f')
+    ->fields('f', array('fid', 'name'))
+    ->condition('pfid', $flag->fid)
+    ->execute();
+  foreach ($results as $fid) {
+    db_delete('flag_lists_counts')
+      ->condition('fid', $flag->fid)
+      ->execute();
+    db_delete('flag_lists_content')
+      ->condition('fid', $flag->fid)
+      ->execute();
+  }
+
+  // flag_lists_types uses the template flag name, not our own fid.
+  db_delete('flag_lists_types')
+      ->condition('name', $flag->name)
+      ->execute();
+
+  // Now delete the sub-flags.
+  $num_deleted = db_delete('flag_lists_flags')
+      ->condition('pfid', $flag->fid)
+      ->execute();
+  if (!empty($num_deleted)) {
+    drupal_set_message(t('The template flag "@title" and all its sub-flags have been deleted.', array('@title' => $flag->title)));
+  }
+}
+
+/**
+ * Implementation of hook_views_api().
+ */
+function flag_lists_views_api() {
+  return array(
+    'api' => 2.0,
+    'path' => drupal_get_path('module', 'flag_lists') . '/includes',
+  );
+}
+
+/**
+ * Helper function to test if a flag is owned by the current user, or current
+ * user can administer flags.
+ */
+function flag_lists_is_owner($action, $name) {
+  global $user;
+  if (user_access('administer flags')) {
+    return TRUE;
+  }
+
+  // If we don't have an fid, then we have the flag name.
+  if (is_numeric($name)) {
+    $query = db_select('flag_lists_flags', 'f')->condition('fid', $name);
+    $query->addField('f', 'name');
+    $name = $query->execute()->fetchField();
+  }
+
+  if (!user_access($action . ' own flag lists')) {
+    return FALSE;
+  }
+  if (db_select('flag_lists_flags', 'f')->fields('f')->condition('f.name', $name)->condition('f.uid', $user->uid)->countQuery()->execute()->fetchField()) {
+    return TRUE;
+  }
+  return FALSE;
+}
+
+/**
+ * Get a single user's lists, and merge in flag module flags
+ */
+function flag_lists_get_user_flags($content_type = NULL, $account = NULL, $use_flags = FALSE) {
+  $flags = array();
+  $lists = array();
+  if (!isset($account)) {
+    $account = $GLOBALS['user'];
+  }
+  // Get flag lists flags
+  $query = db_select('flag_lists_flags', 'fl')
+    ->fields('fl')
+    ->condition('fl.uid', $account->uid);
+  $query->leftJoin('flag', 'f', 'fl.pfid = f.fid');
+  $query->leftJoin('flag_lists_types', 'ft', 'ft.name = f.name');
+  $query->addField('ft', 'type');
+  if ($content_type) {
+    $query->condition('ft.type', $content_type);
+  }
+
+  $result = $query->execute();
+  foreach ($result as $row) {
+    if (!isset($lists[$row->name])) {
+      $lists[$row->name] = flag_flag::factory_by_row($row);
+      $lists[$row->name]->module = 'flag_lists';
+    }
+    else {
+      $lists[$row->name]->types[] = $row->type;
+    }
+  }
+  // Get regular flags.
+  if ($use_flags) {
+    $flags = flag_get_flags('node', $content_type, $account);
+
+    // Strip out any list templates
+    foreach ($flags as $key => $flag) {
+      if (stristr($flag->name, 'fl_template') !== FALSE) {
+        unset($flags[$key]);
+      }
+    }
+  }
+
+  $flags = array_merge($lists, $flags);
+  return $flags;
+}
+
+/**
+ * Theme function to return edit, delete links.
+ *
+ * @param $flag
+ *   The flag whose links are being built.
+ */
+function theme_flag_lists_ops($variables) {
+  $flag = $variables['flag'];
+
+  $links = array(
+    'flags_edit' =>  array('title' => t('edit'), 'href' => 'flags/lists/edit/' . $flag->name, 'query' => drupal_get_destination()),
+    'flags_delete' =>  array('title' => t('delete'), 'href' => 'flags/lists/delete/' . $flag->name, 'query' => drupal_get_destination()),
+  );
+  return theme('links', array('links' => $links, 'attributes' => array('class' => 'flag_lists_ops')));
+}
+
+/**
+ * Theme a list of lists
+ *
+ * @param $node
+ *   The listable node
+ * @param boolean $create
+ *   Show the create list form.
+ * @param boolean $ops
+ *   Show the edit / delete links for lists
+ * @param boolean $use_flags
+ *   Show flags from the flag module
+ * @return <type>
+ */
+
+// @todo Separate out the code from the theming better.
+function theme_flag_lists_list($variables) {
+  $node = $variables['node'];
+  $create = $variables['create'];
+  $ops = $variables['ops'];
+  $use_flags = $variables['use_flags'];
+
+  $items = array();
+
+  // Make sure we have a node.
+  if (is_object($node) && user_access('create flag lists')) {
+    $content_type = $node->type;
+    $entity_id = $node->nid;
+  }
+  // Or at least confirm we are on a node page and use has access.
+  elseif (arg(0) == 'node' && is_numeric(arg(1)) && user_access('create flag lists')) {
+    $entity_id = arg(1);
+    $query = db_select('node')->condition('nid', $entity_id);
+    $query->addField('node', 'type');
+    $content_type = $query->execute()->fetchField();
+  }
+  else {
+    return;
+  }
+
+  // Do we have a list template for this node type, or are we s
+  if (!flag_lists_template_exists($content_type) && !$use_flags) {
+    return;
+  }
+
+  global $user;
+  if ($flags = flag_lists_get_user_flags($content_type, $user, $use_flags)) {
+    // Build the list of lists for this node.
+    foreach ($flags as $flag) {
+      if ($flag->module == 'flag_lists') {
+      $action = _flag_lists_is_flagged($flag, $entity_id, $user->uid, 0) ? 'unflag' : 'flag';
+      }
+      else {
+        $action = $flag->is_flagged($entity_id) ? 'unflag' : 'flag';;
+      }
+
+      // Do we need the ops?
+      if ($ops && $flag->module == 'flag_lists') {
+        $ops_links = theme('flag_lists_ops', array('flag' => $flag));
+        $link = $flag->theme($action, $entity_id) . $ops_links;
+      }
+      else {
+        $link = $flag->theme($action, $entity_id);
+      }
+
+      // If it's a list, fix the link.
+      if ($flag->module == 'flag_lists') {
+        flag_lists_fix_link($link, $action);
+      }
+      $items[] = $link;
+    }
+  }
+  if ($create && flag_lists_template_exists($content_type)) {
+    $items[] = l(t('Make a new @name', array('@name' => variable_get('flag_lists_name', t('list')))), 'flag-lists/add/' . $content_type, array('query' => drupal_get_destination()));
+  }
+
+  // Return if nothing to display.
+  if (empty($items) || !count($items)) {
+    return;
+  }
+
+  drupal_add_css(drupal_get_path('module', 'flag_lists') . '/theme/flag_lists.css');
+  return theme('item_list', array('items' => $items, 'type' => 'ul', 'attributes' => array('class' => 'flag-lists-links')));
+}
+
+
+// Do we still need this, and/or do we need our own cache?
+/**
+ * Clear the flag cache.
+ *
+ * This is a less severe cache clear than provided by flag. All flag lists
+ * users must be authorized, so we don't need to flush the page cache. For now,
+ * flag lists titles won't be in the menu, so no need to clear that.
+ */
+function _flag_lists_clear_cache() {
+  // We're not using _flag_clear_cache because we probably don't need the menu
+  // rebuild and don't need to clear the page cache.
+  if (module_exists('views')) {
+    views_invalidate_cache();
+  }
+}
+
+/**
+ * Update ALL flag lists with settings form values.
+ */
+function flag_lists_rebuild() {
+  $flags = flag_lists_get_flags();
+  foreach ($flags as $flag) {
+    flag_lists_set_messages($flag);
+    $flag->link_type = 'toggle';
+    flag_lists_save($flag);
+  }
+}
+
+/**
+ * Build array of all flag lists.
+ *
+ * @return If limit and header arguments are provided, the paged flags, otherwise
+ * an array of all flags.
+ */
+function flag_lists_get_flags($limit = NULL, $header = NULL) {
+  $flags = array();
+  if ($limit) {
+    $query = db_select('flag_lists_flags', 'fl')
+      ->fields('fl')
+      ->groupBy('fl.fid')
+      ->extend('PagerDefault')
+        ->limit($limit);
+    $query->leftJoin('flag_types', 'ft', 'ft.fid = fl.pfid');
+    $query->addExpression('GROUP_CONCAT(ft.type)', 'types');
+    $result = $query->execute();
+  }
+  else {
+    $query = db_select('flag_lists_flags', 'fl')
+      ->fields('fl')
+      ->groupBy('fl.fid');
+    $query->leftJoin('flag_types', 'ft', 'ft.fid = fl.pfid');
+    $query->addExpression('GROUP_CONCAT(ft.type)', 'types');
+    $result = $query->execute();
+  }
+  foreach ($result as $row) {
+    $flags[$row->name] = flag_flag::factory_by_row($row);
+    $flags[$row->name]->types = explode(',', $row->types);
+    $flags[$row->name]->uid = $row->uid;
+  }
+  return $flags;
+}
+
+/**
+ * Get a specific flag.
+ *
+ * Using this instead of flag_get_flag() for performance.
+ */
+function flag_lists_get_flag($fid) {
+  // If we don't have an fid, then we have the flag name.
+  if (!is_numeric($fid)) {
+    $query = db_select('flag_lists_flags')
+      ->condition('name', $fid);
+    $query->addField('flag_lists_flags', 'fid');
+    $fid = $query->execute()->fetchField();
+  }
+
+  $query = db_select('flag_lists_flags', 'fl')
+    ->fields('fl')
+    ->condition('fl.fid', $fid);
+  $query->leftJoin('flag_types', 'ft', 'ft.fid = fl.pfid');
+  $query->addField('ft', 'type');
+  $result = $query->execute();
+
+  foreach ($result as $row) {
+    if (!isset($flag->name)) {
+      $flag = flag_flag::factory_by_row($row);
+    }
+    else {
+      $flag->types[] = $row->type;
+    }
+  }
+  return $flag;
+}
+
+/**
+ * Get all flagged content in a flag.
+ *
+ * Using this instead of flag_get_flagged_content() because we need to make sure that we use flag_lists_get_flags()
+ *
+ * @param
+ *   The flag name for which to retrieve flagged content.
+ */
+function flag_lists_get_flagged_content($fid, $uid) {
+  $return = array();
+  $flag = flag_lists_get_flag($fid);
+
+  $result = db_select('flag_lists_content', 'f')
+    ->fields('f')
+    ->condition('f.fid', $flag->fid)
+    ->condition('f.uid', $uid)
+    ->execute();
+
+  foreach ($result as $row) {
+    $return[] = $row;
+  }
+  return $return;
+}
+
+
+/**
+ * Implementation of hook_flag_link().
+ *
+ * When Flag uses a link type provided by this module, it will call this
+ * implementation of hook_flag_link(). It returns a single link's attributes,
+ * using the same structure as hook_link(). Note that "title" is provided by
+ * the Flag configuration if not specified here.
+ *
+ * @param $flag
+ *   The full flag object of for the flag link being generated.
+ * @param $action
+ *   The action this link will perform. Either 'flag' or 'unflag'.
+ * @param $entity_id
+ *   The ID of the node, comment, user, or other object being flagged.
+ * @return
+ *   An array defining properties of the link.
+ */
+function flag_lists_flag_link($flag, $action, $entity_id) {
+  return array();
+}
+
+/**
+ * Implementation of hook_flag_link_types().
+ */
+function flag_lists_flag_link_types() {
+  return array(
+    'fl_template' => array(
+      'title' => t('Flag Lists toggle'),
+      'description' => t('If you are creating a Flag lists template flag, you must select this link type.'),
+    ),
+  );
+}
+
+
+function flag_lists_flag_default_flags($name = 'fl_template') {
+  // return array(
+  //   array(
+  //     'api_version' => 2,
+  //     'name' => $name,
+  //     'module' => 'flag_lists',
+  //     'content_type' => 'node',
+  //     'global' => 0,
+  //     'show_on_page' => 0,
+  //     'show_on_teaser' => 0,
+  //     'show_on_form' => 0,
+  //     // The following UI labels aren't wrapped in t() because they are written
+  //     // to the DB in English. They are passed to t() later, thus allowing for
+  //     // multilingual sites.
+  //     'title' => 'Flag lists template',
+  //     'flag_short' => 'Add to your [flag_lists:title] [flag_lists:term]',
+  //     'flag_long' => 'Add this post to your [flag_lists:title] [flag_lists:term]',
+  //     'flag_message' => 'This post has been added to your [flag_lists:title] [flag_lists:term]',
+  //     'unflag_short' => 'Remove this from your [flag_lists:title] [flag_lists:term]',
+  //     'unflag_long' => 'Remove this post from your [flag_lists:title] [flag_lists:term]',
+  //     'unflag_message' => 'This post has been removed from your [flag_lists:title] [flag_lists:term]',
+  //     'types' => array(),
+  //     'link_type' => 'toggle',
+  //   ),
+  // );
+
+$flags = array();
+// Exported flag: "Flag lists template".
+$flags['fl_template'] = array(
+  'entity_type' => 'node',
+  'title' => 'Flag lists template',
+  'global' => 0,
+  'types' => array(),
+  'flag_short' => 'Add to your [flag_lists:title] [flag_lists:term]',
+  'flag_long' => 'Add this post to your [flag_lists:title] [flag_lists:term]',
+  'flag_message' => 'This post has been added to your [flag_lists:title] [flag_lists:term]',
+  'unflag_short' => 'Remove this from your [flag_lists:title] [flag_lists:term]',
+  'unflag_long' => 'Remove this post from your [flag_lists:title] [flag_lists:term]',
+  'unflag_message' => 'This post has been removed from your [flag_lists:title] [flag_lists:term]',
+  'unflag_denied_text' => '',
+  'link_type' => 'toggle',
+  'weight' => 0,
+  'api_version' => 3,
+  'module' => 'flag_lists',
+  'show_on_page' => 0,
+  'show_on_teaser' => 0,
+  'show_on_form' => 0,
+  'status' => FALSE,
+  'import_roles' => array(
+    'flag' => array(),
+    'unflag' => array(),
+  ),
+);
+return $flags;
+
+  
+}
+
+/**
+ * Saves a flag to the database. It is a wrapper around update($flag) and insert($flag).
+ */
+function flag_lists_save(&$flag, $account = NULL) {
+  if (!isset($account)) {
+    $account = $GLOBALS['user'];
+  }
+
+  if (isset($flag->fid)) {
+    flag_lists_update($flag);
+    $flag->is_new = FALSE;
+    module_invoke_all('flag_lists', $flag, $account);
+  }
+  else {
+    flag_lists_insert($flag);
+    $flag->is_new = TRUE;
+    module_invoke_all('flag_lists', $flag, $account);
+  }
+  // Clear the page cache for anonymous users.
+//    cache_clear_all('*', 'cache_page', TRUE);
+}
+
+/**
+ * Saves an existing flag to the database. Better use save($flag).
+ */
+function flag_lists_update($flag) {
+  $num_updated = db_update('flag_lists_flags')
+    ->fields(array(
+      'title' => $flag->title,
+      'name' => $flag->name,
+      'options' => $flag->get_serialized_options($flag),
+    ))
+    ->condition('fid', $flag->fid)
+    ->execute();
+}
+
+/**
+ * Saves a new flag to the database. Better use save($flag).
+ */
+function flag_lists_insert($flag) {
+  $flag->fid = db_insert('flag_lists_flags')
+    ->fields(array(
+      'pfid' => $flag->pfid,
+      'uid' => $flag->uid,
+      'entity_type' => $flag->entity_type,
+      'name' => $flag->name,
+      'title' => $flag->title,
+      'options' => $flag->get_serialized_options($flag),
+    ))
+    ->execute();
+  $flag->name = 'flag_lists_' . $flag->uid . '_' . $flag->fid;
+  flag_lists_update($flag);
+}
+
+/**
+ * Delete a flag_lists flag.
+ *
+ */
+function flag_lists_fl_delete($flag, $account = NULL) {
+  if (!isset($account)) {
+    $account = $GLOBALS['user'];
+  }
+
+  db_delete('flag_lists_counts')->condition('fid', $flag->fid)->execute();
+  db_delete('flag_lists_content')->condition('fid', $flag->fid)->execute();
+  db_delete('flag_lists_flags')->condition('fid', $flag->fid)->execute();
+
+  $flag->is_deleted = TRUE;
+  module_invoke_all('flag_lists', $flag, $account);
+  _flag_lists_clear_cache();
+  drupal_set_message(t('The @name @title has been deleted.', array('@name' => variable_get('flag_lists_name', t('list')), '@title' => $flag->title)));
+}
+
+
+/**
+ * Menu callback for (un)flagging a node.
+ *
+ * Used both for the regular callback as well as the JS version. We use this
+ * instead of the flag module's because our flags are not in the flags table.
+ */
+function flag_lists_page($action = NULL, $flag_name = NULL, $entity_id = NULL) {
+  global $user;
+
+  // Shorten up the variables that affect the behavior of this page.
+  $js = isset($_REQUEST['js']);
+  $token = $_REQUEST['token'];
+
+  // Specifically $_GET to avoid getting the $_COOKIE variable by the same key.
+  $has_js = isset($_GET['has_js']);
+
+  // Check the flag token, then perform the flagging.
+  if (!flag_check_token($token, $entity_id)) {
+    $error = t('Bad token. You seem to have followed an invalid link.');
+  }
+  elseif ($user->uid == 0 && !$has_js) {
+    $error = t('You must have JavaScript and cookies enabled in your browser to flag content.');
+  }
+  else {
+    if (empty($flag_name) || !($flag = flag_lists_get_flag($flag_name))) {
+      // Flag does not exist.
+      $error = t('You are not allowed to flag, or unflag, this content.');
+    }
+
+    // Identify it as ours.
+    $flag->module = 'flag_lists';
+    flag_lists_do_flag($flag, $action, $entity_id);
+  }
+
+  // If an error was received, set a message and exit.
+  if (isset($error)) {
+    if ($js) {
+      drupal_add_http_header('Content-Type', 'text/javascript; charset=utf-8');
+      print drupal_to_js(array(
+        'status' => FALSE,
+        'errorMessage' => $error,
+      ));
+      exit;
+    }
+    else {
+      drupal_set_message($error);
+      drupal_access_denied();
+      return;
+    }
+  }
+
+  // If successful, return data according to the request type.
+  if ($js) {
+    drupal_add_http_header('Content-Type', 'text/javascript; charset=utf-8');
+//    $flag = flag_lists_get_flag($flag_name);
+ //   $flag->link_type = 'toggle';
+    $sid = flag_get_sid($user->uid);
+    $new_action = _flag_lists_is_flagged($flag, $entity_id, $user->uid, $sid) ? 'unflag' : 'flag';
+    $new_link = $flag->theme($new_action, $entity_id, array("after_flagging" => TRUE));
+    flag_lists_fix_link($new_link, $new_action);
+    drupal_json_output(array(
+      'status' => TRUE,
+      'newLink' => $new_link,
+      // Further information for the benefit of custom JavaScript event handlers:
+      'contentId' => $entity_id,
+      'contentType' => $flag->content_type,
+      'flagName' => $flag->name,
+      'flagStatus' => $action,
+    ));
+    exit;
+  }
+  else {
+    $flag = flag_lists_get_flag($flag->fid);
+    drupal_set_message($flag->get_label($action . '_message', $entity_id));
+    drupal_goto();
+  }
+}
+
+function flag_lists_fix_link(&$link, $action) {
+  // This is a hack to let us use our own flag/unflag callbacks without having
+  // to override $flag->theme and creating our own flag_link type.
+  $link = str_replace('/flag/' . $action . '/', '/flag-lists/' . $action . '/', $link);
+}
+
+  /**
+   * Flags, or unflags, an item.
+   *
+   * @param $action
+   *   Either 'flag' or 'unflag'.
+   * @param $entity_id
+   *   The ID of the item to flag or unflag.
+   * @param $account
+   *   The user on whose behalf to flag. Leave empty for the current user.
+   * @param $skip_permission_check
+   *   Flag the item even if the $account user doesn't have permission to do so.
+   * @return
+   *   FALSE if some error occured (e.g., user has no permission, flag isn't
+   *   applicable to the item, etc.), TRUE otherwise.
+   */
+  function flag_lists_do_flag($flag, $action, $entity_id, $account = NULL, $skip_permission_check = FALSE) {
+    if (!isset($account)) {
+      $account = $GLOBALS['user'];
+    }
+    if (!$account) {
+      return FALSE;
+    }
+    if (!$skip_permission_check) {
+      if (!$flag->access($entity_id, $action, $account)) {
+        // User has no permission to flag/unflag this object.
+        return FALSE;
+      }
+    }
+    else {
+      // We are skipping permission checks. However, at a minimum we must make
+      // sure the flag applies to this content type:
+      if (!$flag->applies_to_content_id($entity_id)) {
+        return FALSE;
+      }
+    }
+
+    // Clear various caches; We don't want code running after us to report
+    // wrong counts or false flaggings.
+//    flag_get_counts(NULL, NULL, TRUE);
+//    flag_get_user_flags(NULL, NULL, NULL, NULL, TRUE);
+
+    // Find out which user id to use.
+    $uid = $flag->global ? 0 : $account->uid;
+
+    $sid = flag_get_sid($uid);
+    // Anonymous users must always have a session id.
+    if ($sid == 0 && $account->uid == 0) {
+      return FALSE;
+    }
+
+    // Perform the flagging or unflagging of this flag. We invoke hook_flag here
+    // because we do our own flagging.
+    $flagged = _flag_lists_is_flagged($flag, $entity_id, $uid, $sid);
+    if ($action == 'unflag') {
+      if ($flagged) {
+        $fcid = _flag_lists_unflag($flag, $entity_id, $uid, $sid);
+        module_invoke_all('flag', 'unflag', $flag, $entity_id, $account, $fcid);
+      }
+    }
+    elseif ($action == 'flag') {
+      if (!$flagged) {
+        $fcid = _flag_lists_flag($flag, $entity_id, $uid, $sid);
+        module_invoke_all('flag', 'flag', $flag, $entity_id, $account, $fcid);
+      }
+    }
+
+    return TRUE;
+  }
+
+
+  /**
+   * Returns TRUE if a certain user has flagged this content.
+   *
+   *
+   * This method is similar to is_flagged() except that it does direct SQL and
+   * doesn't do caching. Use it when you want to not affect the cache, or to
+   * bypass it.
+   *
+   */
+  function _flag_lists_is_flagged($flag, $entity_id, $uid, $sid) {
+    $query = db_select('flag_lists_content')
+      ->condition('fid', $flag->fid)
+      ->condition('uid', $uid)
+      ->condition('sid', $sid)
+      ->condition('entity_id', $entity_id);
+    $query->addField('flag_lists_content', 'fid');
+    return $query->execute()->fetchField();
+  }
+
+  /**
+   * A low-level method to flag content.
+   *
+   * You probably shouldn't call this raw private method: call the
+   * flag_lists_do_flag() function instead.
+   *
+   */
+  function _flag_lists_flag($flag, $entity_id, $uid, $sid) {
+    $fcid = db_insert('flag_lists_content')
+      ->fields(array(
+        'fid' => $flag->fid,
+        'entity_type' => $flag->entity_type,
+        'entity_id' => $entity_id,
+        'uid' => $uid,
+        'sid' => $sid,
+        'timestamp' => REQUEST_TIME,
+      ))
+      ->execute();
+
+    _flag_lists_update_count($flag, $entity_id);
+    return $fcid;
+  }
+
+  /**
+   * A low-level method to unflag content.
+   *
+   * You probably shouldn't call this raw private method: call the
+   * flag_lists_do_flag() function instead.
+   *
+   */
+  function _flag_lists_unflag($flag, $entity_id, $uid, $sid) {
+    $query = db_select('flag_lists_content')
+      ->condition('fid', $flag->fid)
+      ->condition('entity_id', $entity_id)
+      ->condition('uid', $uid)
+      ->condition('sid', $sid);
+    $query->addField('flag_lists_content', 'fcid');
+    $fcid = $query->execute()->fetchField();
+    if ($fcid) {
+      db_delete('flag_lists_content')
+        ->condition('fcid', $fcid)
+        ->execute();
+      _flag_lists_update_count($flag, $entity_id);
+    }
+    return $fcid;
+  }
+
+  /**
+   * Updates the flag count for this content
+   */
+  function _flag_lists_update_count($flag, $entity_id) {
+    $count = db_select('flag_lists_content', 'f')
+      ->fields('f')
+      ->condition('fid', $flag->fid)
+      ->condition('entity_id', $entity_id)
+      ->countQuery()
+      ->execute()
+      ->fetchField();
+
+    if (empty($count)) {
+      $num_deleted = db_delete('flag_lists_counts')
+        ->condition('fid', $flag->fid)
+        ->condition('entity_id', $entity_id)
+        ->execute();
+    }
+    else {
+      $num_updated = db_update('flag_lists_counts')
+        ->fields(array(
+          'count' => $count,
+        ))
+        ->condition('fid', $flag->fid)
+        ->condition('entity_id', $entity_id)
+        ->execute();
+      if (empty($num_updated)) {
+        db_insert('flag_lists_counts')
+          ->fields(array(
+            'fid' => $flag->fid,
+            'entity_type' => $flag->entity_type,
+            'entity_id' => $entity_id,
+            'count' => $count,
+          ))
+          ->execute();
+      }
+    }
+  }
+
+/**
+ * Checks for a list template for a content type.
+ */
+function flag_lists_template_exists($type) {
+  $query = db_select('flag_lists_types')
+    ->condition('type', $type);
+  $query->addField('flag_lists_types', 'type');
+  $exists = $query->execute()->fetchField();
+  if (!empty($exists)) {
+    return TRUE;
+  }
+  return FALSE;
+}
+
+/**
+ * Checks for a list title by node type.
+ */
+function flag_lists_title_exists($title, $type) {
+  return db_query("SELECT COUNT(flf.fid) FROM {flag_lists_flags} flf LEFT JOIN {flag_types} ft ON flf.pfid=ft.fid WHERE flf.title=:title AND ft.type=:type AND flf.uid=:uid", array(':title' => $title, ':type' => $type, ':uid' => $GLOBALS['user']->uid))->fetchField();
+}
+
+/**
+ * Get a list of template flag names.
+ */
+function flag_lists_get_templates() {
+  $templates = array();
+  $result = db_select('flag_lists_types', 'f')
+    ->fields('f', array(
+      'name'
+    ))
+    ->distinct()
+    ->execute();
+  foreach ($result as $obj) {
+    $templates[] = flag_get_flag($obj->name);
+  }
+  return $templates;
+}
+
+
+/**
+ * Implements hook_token_info().
+ */
+function flag_lists_token_info() {
+  $type = array(
+    'name' => t('Flag lists'),
+    'description' => t('Tokens related to flag lists.'),
+    'needs-data' => 'flag_lists',
+  );
+
+  $flag_lists['term'] = array(
+    'name' => t("Term"),
+    'description' => t("The terminology used to name the lists, such as list, wishlist, favorites, etc."),
+  );
+  $flag_lists['title'] = array(
+    'name' => t("Title"),
+    'description' => t("The title of the list."),
+  );
+
+  return array(
+    'types' => array('flag_lists' => $type),
+    'tokens' => array('flag_lists' => $flag_lists),
+  );
+}
+
+/**
+ * Implements hook_tokens().
+ */
+function flag_lists_tokens($type, $tokens, array $data = array(), array $options = array()) {
+  $replacements = array();
+
+  if ($type == 'flag_lists' && !empty($data['flag_lists'])) {
+    $flag_list = $data['flag_lists'];
+    foreach ($tokens as $name => $original) {
+      switch ($name) {
+        case 'title':
+          $replacements[$original] = $flag_list->title;
+          break;
+        case 'term':
+          $replacements[$original] = variable_get('flag_lists_name', t('list'));
+          break;
+      }
+    }
+  }
+  return $replacements;
+}
+
+/**
+ * Preprocess link title and text for the flag.tpl.php
+ *
+ * This seems to be the only place to do this
+ */
+function flag_lists_preprocess_flag(&$variables) {
+  if (module_exists('token') && !empty($variables['flag']->module) && $variables['flag']->module == 'flag_lists') {
+    if (!empty($variables['link_text'])) {
+      $variables['link_text'] = token_replace($variables['link_text'], array('flag_lists' => $variables['flag']));
+    }
+    if (!empty($variables['link_title'])) {
+      $variables['link_title'] = token_replace($variables['link_title'], array('flag_lists' => $variables['flag']));
+    }
+    if (!empty($variables['message_text'])) {
+      $variables['message_text'] = token_replace($variables['message_text'], array('flag_lists' => $variables['flag']));
+    }
+  }
+}
+
+/**
+ * Implements hook_views_form_substitutions().
+ */
+function flag_lists_views_form_substitutions() {
+  // Views check_plains the column label, so Flag lists needs to do the same
+  // in order for the replace operation to succeed.
+  $select_all_placeholder = check_plain('<!--flag-lists-ops-select-all-->');
+  $select_all = array(
+    '#type' => 'checkbox',
+    '#default_value' => FALSE,
+    '#attributes' => array('class' => array('flo-table-select-all')),
+  );
+  return array(
+    $select_all_placeholder => drupal_render($select_all),
+  );
+}