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<?php
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/**
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* Plugin definition.
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*/
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$plugin = array(
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'title' => t("Entity is flagged"),
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'description' => t('Control access by whether or not an entity is flagged.'),
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'callback' => 'flag_flag_is_flagged_access_check',
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'default' => array('flag_name' => ''),
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'settings form' => 'flag_flag_is_flagged_access_settings',
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'summary' => 'flag_flag_is_flagged_access_summary',
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'get child' => 'flag_flag_is_flagged_access_get_child',
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'get children' => 'flag_flag_is_flagged_access_get_children',
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);
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/*
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* Implements plugin get_child callback.
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*/
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function flag_flag_is_flagged_access_get_child($plugin, $parent, $child) {
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$plugins = flag_flag_is_flagged_access_get_children($plugin, $parent);
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return $plugins[$parent . ':' . $child];
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}
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/*
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* Implements plugin get_children callback.
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*/
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function flag_flag_is_flagged_access_get_children($plugin, $parent) {
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$plugins = array();
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$entities = entity_get_info();
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foreach ($entities as $entity_type => $info) {
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if (entity_type_supports($entity_type, 'view')) {
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$plugin['title'] = t('@entity_type is flagged', array('@entity_type' => $info['label']));
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$plugin['keyword'] = $entity_type;
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$plugin['name'] = $parent . ':' . $entity_type;
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$plugin['required context'] = new ctools_context_required(t('Entity'), $entity_type);
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$plugins[$parent . ':' . $entity_type] = $plugin;
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}
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}
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return $plugins;
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}
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/**
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* Settings form.
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*/
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function flag_flag_is_flagged_access_settings(&$form, &$form_state, $conf) {
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$flag_name_options = array();
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$plugin = $form_state['plugin'];
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$entity_type = explode(':', $plugin['name']);
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$entity_type = $entity_type[1];
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foreach (flag_get_flags($entity_type) as $flag) {
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$flag_name_options[$flag->name] = check_plain($flag->title);
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}
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$flag_user_options = array(
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'any' => t('Flagged by anyone'),
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'user' => t('Flagged by current user'),
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);
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$flag_user_default = isset($conf['flag_user']) ? $conf['flag_user'] : 'user';
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$form['settings']['flag_name'] = array(
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'#title' => t('Flag name'),
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'#type' => 'radios',
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'#options' => $flag_name_options,
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'#description' => t('Include only flagged content.'),
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'#default_value' => $conf['flag_name'],
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);
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$form['settings']['flag_user'] = array(
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'#title' => t('Filter by flag owner'),
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'#type' => 'radios',
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'#options' => $flag_user_options,
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'#description' => t('Show content flagged by anyone or only by current user.'),
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'#default_value' => $flag_user_default,
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);
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return $form;
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}
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/**
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* Check for access.
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*/
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function flag_flag_is_flagged_access_check($conf, $context) {
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$flag = flag_get_flag($conf['flag_name']);
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if (!$flag || empty($context->data)) {
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return FALSE;
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}
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// Get the ID of the entity.
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list($id) = entity_extract_ids($flag->entity_type, $context->data);
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// Get either the count of users who have flagged this entity or find out
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// whether the current user has flagged this node, depending on settings.
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if (isset($conf['flag_user']) && $conf['flag_user'] == 'any') {
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$count = count(flag_get_entity_flags($flag->entity_type, $id, $conf['flag_name']));
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return $count;
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}
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else {
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return $flag->is_flagged($id);
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}
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}
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/**
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* Provide a summary description based upon the specified context.
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*/
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function flag_flag_is_flagged_access_summary($conf, $context) {
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$flag = flag_get_flag($conf['flag_name']);
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if ($flag) {
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$flag_limit_by = '';
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if (isset($conf['flag_user']) && $conf['flag_user'] == 'user') {
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return t('@identifier is flagged with "@flag" by current user.', array('@flag' => $flag->title, '@identifier' => $context->identifier));
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}
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elseif (isset($conf['flag_user']) && $conf['flag_user'] == 'any') {
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return t('@identifier is flagged with "@flag" by anyone.', array('@flag' => $flag->title, '@identifier' => $context->identifier));
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}
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}
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else {
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return t('Missing/deleted flag "@flag"', array('@flag' => $conf['flag_name']));
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}
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}
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