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<?php
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/**
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* @file
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* Provides support for the Views module.
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*/
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/**
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* Implements hook_views_plugins().
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*/
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function flag_views_plugins() {
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return array(
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'argument validator' => array(
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'flag_flaggable_node' => array(
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'title' => t('Flaggable node'),
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'flag type' => 'node',
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'handler' => 'flag_plugin_argument_validate_flaggability',
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'path' => drupal_get_path('module', 'flag') . '/includes',
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),
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'flag_flaggable_user' => array(
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'title' => t('Flaggable user'),
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'flag type' => 'user',
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'handler' => 'flag_plugin_argument_validate_flaggability',
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'path' => drupal_get_path('module', 'flag') . '/includes',
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),
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// A comment validator won't be very useful. Moreover, having it will
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// contribute to the argument object's $options polution, so let's skip
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// it.
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),
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);
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}
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/**
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* Implements hook_views_data().
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*/
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function flag_views_data() {
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$data = array();
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$data['flagging']['table']['group'] = t('Flags');
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$data['flag_counts']['table']['group'] = t('Flags');
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// Notify views from flag 2.x of our changes to views data.
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// @see flag_update_7301().
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$data['flag_content']['moved to'] = 'flagging';
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// @see flag_update_7303().
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$data['flag_content']['content_id']['moved to'] = array('flagging', 'entity_id');
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$data['flagging']['uid'] = array(
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'title' => t('User uid'),
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'help' => t('The user that flagged an item. If you need more fields than the uid add the "Flags: User" relationship.'),
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'relationship' => array(
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'base' => 'users',
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'title' => t('User'),
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'help' => t('Relate an item to the user that flagged it.'),
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'handler' => 'views_handler_relationship',
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'label' => t('Flag user'),
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),
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'filter' => array(
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'handler' => 'views_handler_filter_user_name',
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),
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'argument' => array(
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'handler' => 'views_handler_argument_numeric',
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),
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'field' => array(
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'handler' => 'views_handler_field_user',
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),
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);
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$data['flagging']['timestamp'] = array(
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'title' => t('Flagged time'),
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'help' => t('Display the time the content was flagged by a user.'),
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'field' => array(
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'handler' => 'views_handler_field_date',
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'click sortable' => TRUE,
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),
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'sort' => array(
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'handler' => 'views_handler_sort_date',
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),
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'filter' => array(
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'handler' => 'views_handler_filter_date',
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),
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'argument' => array(
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'handler' => 'views_handler_argument_date',
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),
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);
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// Argument for content ID, used for "Who's flagged this" views.
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$data['flagging']['entity_id'] = array(
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'title' => t('Content ID'),
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'help' => t('The unique ID of the object that has been flagged.'),
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'argument' => array(
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'handler' => 'flag_handler_argument_entity_id',
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),
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);
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// Specialized is null/is not null filter.
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$data['flagging']['flagged'] = array(
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'title' => t('Flagged'),
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'real field' => 'uid',
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'field' => array(
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'handler' => 'flag_handler_field_flagged',
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'label' => t('Flagged'),
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'help' => t('A boolean field to show whether the flag is set or not.'),
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),
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'filter' => array(
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'handler' => 'flag_handler_filter_flagged',
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'label' => t('Flagged'),
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'help' => t('Filter to ensure content has or has not been flagged.'),
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),
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'sort' => array(
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'handler' => 'flag_handler_sort_flagged',
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'label' => t('Flagged'),
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'help' => t('Sort by whether entities have or have not been flagged.'),
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),
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);
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// Flag content links.
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$data['flagging']['ops'] = array(
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'title' => t('Flag link'),
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'help' => t('Display flag/unflag link.'),
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'field' => array(
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'handler' => 'flag_handler_field_ops',
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),
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);
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$data['flag_counts']['count'] = array(
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'title' => t('Flag counter'),
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'help' => t('The number of times a piece of content is flagged by any user.'),
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'field' => array(
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'handler' => 'views_handler_field_numeric',
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'click sortable' => TRUE,
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),
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'sort' => array(
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'handler' => 'views_handler_sort',
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),
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'filter' => array(
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'handler' => 'views_handler_filter_numeric',
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),
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'argument' => array(
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'handler' => 'views_handler_argument_numeric',
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),
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);
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$data['flag_counts']['last_updated'] = array(
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'title' => t('Time last flagged'),
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'help' => t('The time a piece of content was most recently flagged by any user.'),
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'field' => array(
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'handler' => 'views_handler_field_date',
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'click sortable' => TRUE,
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),
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'sort' => array(
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'handler' => 'views_handler_sort_date',
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),
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'filter' => array(
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'handler' => 'views_handler_filter_date',
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),
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'argument' => array(
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'handler' => 'views_handler_argument_date',
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),
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);
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return $data;
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}
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/**
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* Implements hook_views_data_alter().
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*/
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function flag_views_data_alter(&$data) {
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foreach (array_keys(flag_fetch_definition()) as $flag_type) {
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$flag = flag_flag::factory_by_entity_type($flag_type);
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$info = $flag->get_views_info();
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if (!isset($info)) {
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continue;
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}
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if (!empty($info['join field'])) {
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// Add the flag relationship.
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$data[$info['views table']]['flag_content_rel'] = array(
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'group' => t('Flags'),
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'title' => $info['title'],
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'help' => $info['help'],
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'relationship' => array(
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'flag type' => $flag_type,
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'handler' => 'flag_handler_relationship_content',
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'label' => t('flag'),
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'base' => 'flagging',
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'base field' => 'entity_id',
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'relationship field' => $info['join field'],
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),
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);
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// Add the flag counter relationship.
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$data[$info['views table']]['flag_count_rel'] = array(
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'group' => t('Flags'),
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'title' => $info['counter title'],
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'help' => $info['counter help'],
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'relationship' => array(
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'flag type' => $flag_type,
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'handler' => 'flag_handler_relationship_counts',
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'label' => t('counter'),
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'base' => 'flag_counts',
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'base field' => 'entity_id',
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'relationship field' => $info['join field'],
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),
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);
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}
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}
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// Add a relationship for the user that flagged any type of content.
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$data['users']['flag_user_content_rel'] = array(
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'group' => t('Flags'),
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'title' => t("User's flaggings"),
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'help' => t('Relate users to the flaggings they have made on objects, using a particular flag.'),
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'relationship' => array(
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'base' => 'flagging',
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'base field' => 'uid',
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'relationship field' => 'uid',
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'handler' => 'flag_handler_relationship_user_content',
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'label' => t('user flagged content'),
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),
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);
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}
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/**
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* Implements hook_views_query_substitutions().
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*
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* Allow replacement of current user's session id so we can cache these queries.
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*/
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function flag_views_query_substitutions() {
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return array(
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'***FLAG_CURRENT_USER_SID***' => flag_get_sid(),
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);
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}
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/**
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* A helper function that creates a radio list of available flags.
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*
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* This function is used to select the desired flag when setting up flag
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* relationships and fields.
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*/
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function flag_views_flag_config_form($form_type, $entity_type, $current_flag) {
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$flags = flag_get_flags($entity_type);
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$options = array();
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foreach ($flags as $flag) {
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$options[$flag->name] = $flag->get_title();
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}
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$form = array(
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'#type' => $form_type,
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'#title' => t('Flag'),
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'#options' => $options,
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'#default_value' => $current_flag,
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'#required' => TRUE,
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);
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return $form;
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}
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/**
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* Helper function that gets the first defined flag and returns its name.
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*/
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function flag_views_flag_default($entity_type) {
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$default_flag = &drupal_static(__FUNCTION__, array());
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if (!array_key_exists($entity_type, $default_flag)) {
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$flag = array_shift(flag_get_flags($entity_type));
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$default_flag[$entity_type] = $flag ? $flag->name : NULL;
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}
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return $default_flag[$entity_type];
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}
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