PHP elgg_list_entities函数代码示例

/**
 * List owned groups
 */
function groups_handle_owned_page()
{
    $db_prefix = elgg_get_config('dbprefix');
    $page_owner = elgg_get_page_owner_entity();
    if ($page_owner->guid == elgg_get_logged_in_user_guid()) {
        $title = elgg_echo('groups:owned');
    } else {
        $title = elgg_echo('groups:owned:user', array($page_owner->name));
    }
    elgg_push_breadcrumb($title);
    if (elgg_get_plugin_setting('limited_groups', 'groups') != 'yes' || elgg_is_admin_logged_in()) {
        elgg_register_title_button();
    }
    $dbprefix = elgg_get_config('dbprefix');
    $options = array('type' => 'group', 'owner_guid' => elgg_get_page_owner_guid(), 'joins' => array("JOIN {$dbprefix}groups_entity ge ON e.guid = ge.guid"), 'order_by' => 'ge.name ASC', 'full_view' => false, 'no_results' => elgg_echo('groups:none'));
    $options['joins'] = array("JOIN {$db_prefix}groups_entity ge ON e.guid = ge.guid");
    $options['order_by'] = 'ge.name asc';
    $options['wheres'] = array("NOT EXISTS ( SELECT 1 FROM {$db_prefix}entity_relationships WHERE guid_one = e.guid AND relationship = '" . AU_SUBGROUPS_RELATIONSHIP . "' )");
    $content = elgg_list_entities($options);
    $sidebar = '';
    $display_sidebar = elgg_get_plugin_setting('display_featured', 'au_subgroups');
    if ($display_sidebar == 'yes') {
        $sidebar = elgg_view('groups/sidebar/featured');
    }
    $params = array('content' => $content, 'title' => $title, 'sidebar' => $sidebar, 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}

/**
 * Returns content for the "newest" page
 *
 * @param string      $hook        "members:list"
 * @param string      $type        "newest"
 * @param string|null $returnvalue list content (null if not set)
 * @param array       $params      array with key "options"
 * @return string
 */
function members_list_newest($hook, $type, $returnvalue, $params)
{
    if ($returnvalue !== null) {
        return;
    }
    return elgg_list_entities($params['options']);
}

/**
* Get images for display on front page
*
* @param int number of images
* @param int (optional) guid of owner
* @return string of html for display
*
* To use with the custom index plugin, use something like this:
	
if (is_plugin_enabled('tidypics')) {
?>
<!-- display latest photos -->
<div class="index_box">
	<h2><a href="<?php echo $vars['url']; ?>pg/photos/world/"><?php echo elgg_echo("tidypics:mostrecent"); ?></a></h2>
	<div class="contentWrapper">
<?php
echo tp_get_latest_photos(5);
?>
	</div>
</div>
<?php
}
?>

* Good luck
*/
function tp_get_latest_photos($num_images, $owner_guid = 0, $context = 'front')
{
    $prev_context = get_context();
    set_context($context);
    $image_html = elgg_list_entities(array('type' => 'object', 'subtype' => 'image', 'owner_guid' => $owner_guid, 'limit' => $num_images, 'full_view' => false, 'pagination' => false));
    set_context($prev_context);
    return $image_html;
}

/**
 * Get albums for display on front page
 *
 * @param int number of albums
 * @param array (optional) array of container_guids
 * @param string (optional) context of view to display
 * @return string of html for display
 */
function tp_get_latest_albums($num_albums, array $container_guids = NULL, $context = 'front')
{
    $prev_context = elgg_get_context();
    elgg_set_context($context);
    $image_html = elgg_list_entities(array('type' => 'object', 'subtype' => 'album', 'container_guids' => $container_guids, 'limit' => $num_albums, 'full_view' => false, 'pagination' => false));
    elgg_set_context($prev_context);
    return $image_html;
}

/**
 * List owned groups
 */
function groups_handle_owned_page()
{
    $page_owner = elgg_get_page_owner_entity();
    $title = elgg_echo('groups:owned');
    elgg_push_breadcrumb($title);
    $content = elgg_list_entities(array('type' => 'group', 'owner_guid' => elgg_get_page_owner_guid(), 'full_view' => false));
    $params = array('content' => $content, 'title' => $title, 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}

/**
 * List all groups
 */
function groups_handle_all_page()
{
    $display_subgroups = elgg_get_plugin_setting('display_subgroups', 'au_subgroups');
    $db_prefix = elgg_get_config('dbprefix');
    // all groups doesn't get link to self
    elgg_pop_breadcrumb();
    elgg_push_breadcrumb(elgg_echo('groups'));
    if (elgg_get_plugin_setting('limited_groups', 'groups') != 'yes' || elgg_is_admin_logged_in()) {
        elgg_register_title_button();
    }
    $selected_tab = get_input('filter', 'newest');
    switch ($selected_tab) {
        case 'popular':
            $options = array('type' => 'group', 'relationship' => 'member', 'inverse_relationship' => false, 'full_view' => false);
            if ($display_subgroups != 'yes') {
                $options['wheres'] = array("NOT EXISTS ( SELECT 1 FROM {$db_prefix}entity_relationships WHERE guid_one = e.guid AND relationship = '" . AU_SUBGROUPS_RELATIONSHIP . "' )");
            }
            $content = elgg_list_entities_from_relationship_count($options);
            if (!$content) {
                $content = elgg_echo('groups:none');
            }
            break;
        case 'discussion':
            $content = elgg_list_entities(array('type' => 'object', 'subtype' => 'groupforumtopic', 'order_by' => 'e.last_action desc', 'limit' => 40, 'full_view' => false));
            if (!$content) {
                $content = elgg_echo('discussion:none');
            }
            break;
        case 'featured':
            $content = elgg_list_entities_from_metadata(array('type' => 'group', 'metadata_name' => 'featured_group', 'metadata_value' => 'yes', 'full_view' => false));
            if (!$content) {
                $content = elgg_echo('groups:nofeatured');
            }
            break;
        case 'newest':
        default:
            $options = array('type' => 'group', 'full_view' => false);
            if ($display_subgroups != 'yes') {
                $options['wheres'] = array("NOT EXISTS ( SELECT 1 FROM {$db_prefix}entity_relationships WHERE guid_one = e.guid AND relationship = '" . AU_SUBGROUPS_RELATIONSHIP . "' )");
            }
            $content = elgg_list_entities($options);
            if (!$content) {
                $content = elgg_echo('groups:none');
            }
            break;
    }
    $filter = elgg_view('groups/group_sort_menu', array('selected' => $selected_tab));
    //	$sidebar = elgg_view('groups/sidebar/find');
    //	$sidebar .= elgg_view('groups/sidebar/featured');
    $params = array('content' => $content, 'sidebar' => $sidebar, 'filter' => $filter);
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page(elgg_echo('groups:all'), $body);
}

/**
 * Get page components to list a user's or all izap-videos.
 * 
 * @param integer  $container_guid
 * 
 * @return array   array of content for rendering video list 
 * 
 * @version 5.0
 */
function izap_video_get_page_content_list($container_guid = NULL)
{
    $return = array();
    $return['filter_context'] = $container_guid ? 'mine' : 'all';
    $options = array('type' => 'object', 'subtype' => GLOBAL_IZAP_VIDEOS_SUBTYPE, 'full_view' => false, 'no_results' => elgg_echo('izap-videos:none'));
    $url_id = elgg_get_logged_in_user_guid();
    $current_user = elgg_get_logged_in_user_entity();
    if ($container_guid) {
        $url_id = $container_guid;
        // access check for closed groups
        izap_group_gatekeeper();
        $options['container_guid'] = $container_guid;
        $container = get_entity($container_guid);
        $return['title'] = elgg_echo('izap-videos:title:user_videos', array($container->name));
        $crumbs_title = $container->name;
        elgg_push_breadcrumb($crumbs_title);
        if ($current_user && $container_guid == $current_user->guid) {
            $return['filter_context'] = 'mine';
        } else {
            if (elgg_instanceof($container, 'group')) {
                $return['filter'] = false;
            } else {
                // do not show button or select a tab when viewing someone else's posts
                $return['filter_context'] = 'none';
            }
        }
    } else {
        $return['filter_context'] = 'all';
        $return['title'] = elgg_echo('izap-videos:title:all_videos');
        elgg_pop_breadcrumb();
        elgg_push_breadcrumb(elgg_echo('izap-videos'));
    }
    if (elgg_is_logged_in()) {
        $title = 'Add New Video';
    }
    $url = GLOBAL_IZAP_VIDEOS_PAGEHANDLER . '/add/';
    if (izap_is_onserver_enabled_izap_videos() == 'yes') {
        $url .= $url_id . '/onserver';
    } elseif (izap_is_onserver_enabled_izap_videos() == 'youtube') {
        $url .= $url_id . '/youtube';
    } elseif (izap_is_offserver_enabled_izap_videos() == 'yes') {
        $url .= $url_id . '/offserver';
    } else {
        $url .= $url_id . '/offserver';
    }
    elgg_register_menu_item('title', array('name' => elgg_get_friendly_title($title), 'href' => $url, 'text' => $title, 'link_class' => 'elgg-button elgg-button-action'));
    $return['content'] = elgg_list_entities($options);
    return $return;
}

/**
 * List owned groups
 */
function groups_handle_owned_page()
{
    $page_owner = elgg_get_page_owner_entity();
    if ($page_owner->guid == elgg_get_logged_in_user_guid()) {
        $title = elgg_echo('groups:owned');
    } else {
        $title = elgg_echo('groups:owned:user', array($page_owner->name));
    }
    elgg_push_breadcrumb($title);
    elgg_register_title_button();
    $content = elgg_list_entities(array('type' => 'group', 'owner_guid' => elgg_get_page_owner_guid(), 'full_view' => false, 'no_results' => elgg_echo('groups:none')));
    $params = array('content' => $content, 'title' => $title, 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}

function list_subgroups($group, $options = array())
{
    if ($group instanceof ElggGroup) {
        $defaults = array('full_view' => false, 'pagination' => true);
        $options = array_merge($defaults, $options);
        $options['type'] = 'group';
        $options['container_guid'] = $group->guid;
        elgg_push_context('subgroups');
        $list = elgg_list_entities($options);
        elgg_pop_context();
        return $list;
    } else {
        return "";
    }
}

/**
 * List discussion topics in a group
 *
 * @param int $guid Group entity GUID
 */
function discussion_handle_list_page($guid)
{
    elgg_set_page_owner_guid($guid);
    elgg_group_gatekeeper();
    $group = get_entity($guid);
    if (!elgg_instanceof($group, 'group')) {
        forward('', '404');
    }
    elgg_push_breadcrumb($group->name);
    elgg_register_title_button();
    $title = elgg_echo('item:object:groupforumtopic');
    $options = array('type' => 'object', 'subtype' => 'groupforumtopic', 'limit' => 20, 'order_by' => 'e.last_action desc', 'container_guid' => $guid, 'full_view' => false, 'no_results' => elgg_echo('discussion:none'));
    $content = elgg_list_entities($options);
    $params = array('content' => $content, 'title' => $title, 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}

/**
 * List discussion topics in a trip
 *
 * @param int $guid trip entity GUID
 */
function discussion_handle_list_page($guid)
{
    elgg_set_page_owner_guid($guid);
    elgg_trip_gatekeeper();
    $trip = get_entity($guid);
    if (!elgg_instanceof($trip, 'trip')) {
        forward('', '404');
    }
    elgg_push_breadcrumb($trip->name, $trip->getURL());
    elgg_push_breadcrumb(elgg_echo('item:object:tripforumtopic'));
    elgg_register_title_button();
    $title = elgg_echo('item:object:tripforumtopic');
    $options = array('type' => 'object', 'subtype' => 'tripforumtopic', 'limit' => max(20, elgg_get_config('default_limit')), 'order_by' => 'e.last_action desc', 'container_guid' => $guid, 'full_view' => false, 'no_results' => elgg_echo('discussion:none'), 'preload_owners' => true);
    $content = elgg_list_entities($options);
    $params = array('content' => $content, 'title' => $title, 'sidebar' => elgg_view('discussion/sidebar'), 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}

/**
 * List owned groups
 */
function groups_handle_owned_page()
{
    $page_owner = elgg_get_page_owner_entity();
    if ($page_owner->guid == elgg_get_logged_in_user_guid()) {
        $title = elgg_echo('groups:owned');
    } else {
        $title = elgg_echo('groups:owned:user', array($page_owner->name));
    }
    elgg_push_breadcrumb($title);
    if (elgg_get_plugin_setting('limited_groups', 'groups') != 'yes' || elgg_is_admin_logged_in()) {
        elgg_register_title_button();
    }
    $dbprefix = elgg_get_config('dbprefix');
    $content = elgg_list_entities(array('type' => 'group', 'owner_guid' => elgg_get_page_owner_guid(), 'joins' => array("JOIN {$dbprefix}groups_entity ge ON e.guid = ge.guid"), 'order_by' => 'ge.name ASC', 'full_view' => false, 'no_results' => elgg_echo('groups:none'), 'distinct' => false));
    $params = array('content' => $content, 'title' => $title, 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}

function blog_get_posts_php($context, $limit = 30, $offset = 0, $group_guid, $username)
{
    if (!$username) {
        $user = elgg_get_logged_in_user_entity();
    } else {
        $user = get_user_by_username($username);
        if (!$user) {
            throw new InvalidParameterException('registration:usernamenotvalid');
        }
    }
    if ($context == "all") {
        $params = array('types' => 'object', 'subtypes' => 'blog', 'limit' => $limit, 'full_view' => FALSE, 'no_results' => elgg_echo('blog:noblogs'));
        echo elgg_list_entities($params);
    }
    if ($context == "mine" || $context == "user") {
        $params = array('types' => 'object', 'subtypes' => 'blog', 'owner_guid' => $user->guid, 'limit' => $limit, 'full_view' => FALSE, 'no_results' => elgg_echo('blog:noblogs'));
        echo elgg_list_entities($params);
    }
}

/**
 * Get page components to list all chats the user is participating.
 *
 * @return array
 */
function chat_all($container_guid = null)
{
    elgg_register_title_button();
    $user_guid = elgg_get_logged_in_user_guid();
    if ($container_guid == $user_guid) {
        // Chats started by the user
        $params['filter_context'] = 'mine';
        $chats = elgg_list_entities(array('type' => 'object', 'subtype' => 'chat', 'limit' => 10, 'pagination' => true, 'full_view' => false, 'container_guid' => $user_guid));
    } else {
        // All chats that the user is participating
        $chats = elgg_list_entities_from_relationship(array('type' => 'object', 'subtype' => 'chat', 'relationship' => 'member', 'relationship_guid' => $user_guid, 'inverse_relationship' => false, 'limit' => 10, 'pagination' => true, 'full_view' => false));
    }
    if (empty($chats)) {
        $chats = elgg_echo('chat:none');
    }
    $params['title'] = elgg_echo('chat');
    $params['content'] = $chats;
    return $params;
}

/**
 * List owned groups
 */
function groups_handle_owned_page()
{
    $page_owner = elgg_get_page_owner_entity();
    if ($page_owner->guid == elgg_get_logged_in_user_guid()) {
        $title = elgg_echo('groups:owned');
    } else {
        $title = elgg_echo('groups:owned:user', array($page_owner->name));
    }
    elgg_push_breadcrumb($title);
    if (elgg_get_plugin_setting('limited_groups', 'groups') != 'yes' || elgg_is_admin_logged_in()) {
        elgg_register_title_button();
    }
    $content = elgg_list_entities(array('type' => 'group', 'owner_guid' => elgg_get_page_owner_guid(), 'full_view' => false));
    if (!$content) {
        $content = elgg_echo('groups:none');
    }
    $params = array('content' => $content, 'title' => $title, 'filter' => '');
    $body = elgg_view_layout('content', $params);
    echo elgg_view_page($title, $body);
}