' . __('This dashboard widget queries Google Blog Search so that when another blog links to your site it will show up here. It has found no incoming links… yet. It’s okay — there is no rush.') . "
\n";
}
}
// $sidebar_args are handled by wp_dashboard_empty()
function wp_dashboard_rss_output( $widget_id ) {
$widgets = get_option( 'dashboard_widget_options' );
wp_widget_rss_output( $widgets[$widget_id] );
}
// $sidebar_args are handled by wp_dashboard_empty()
function wp_dashboard_secondary_output() {
$widgets = get_option( 'dashboard_widget_options' );
@extract( @$widgets['dashboard_secondary'], EXTR_SKIP );
$rss = @fetch_rss( $url );
if ( !isset($rss->items) || 0 == count($rss->items) )
return false;
echo "
\n";
}
}
// Checks to see if all of the feed url in $check_urls are cached.
// If $check_urls is empty, look for the rss feed url found in the dashboard widget optios of $widget_id.
// If cached, call $callback, a function that echoes out output for this widget.
// If not cache, echo a "Loading..." stub which is later replaced by AJAX call (see top of /wp-admin/index.php)
function wp_dashboard_cached_rss_widget( $widget_id, $callback, $check_urls = array() ) {
$loading = '
' . __( 'Loading…' ) . '
';
if ( empty($check_urls) ) {
$widgets = get_option( 'dashboard_widget_options' );
if ( empty($widgets[$widget_id]['url']) ) {
echo $loading;
return false;
}
$check_urls = array( $widgets[$widget_id]['url'] );
}
require_once( ABSPATH . WPINC . '/rss.php' );
init(); // initialize rss constants
$cache = new RSSCache( MAGPIE_CACHE_DIR, MAGPIE_CACHE_AGE );
foreach ( $check_urls as $check_url ) {
$status = $cache->check_cache( $check_url );
if ( 'HIT' !== $status ) {
echo $loading;
return false;
}
}
if ( $callback && is_callable( $callback ) ) {
$args = array_slice( func_get_args(), 2 );
array_unshift( $args, $widget_id );
call_user_func_array( $callback, $args );
}
return true;
}
// Empty widget used for JS/AJAX created output.
// Callback inserts content between before_widget and after_widget. Used when widget is in edit mode. Can also be used for custom widgets.
function wp_dashboard_empty( $sidebar_args, $callback = false ) {
extract( $sidebar_args, EXTR_SKIP );
echo $before_widget;
echo $before_title;
echo $widget_name;
echo $after_title;
// When in edit mode, the callback passed to this function is the widget_control callback
if ( $callback && is_callable( $callback ) ) {
$args = array_slice( func_get_args(), 2 );
array_unshift( $args, $widget_id );
call_user_func_array( $callback, $args );
}
echo $after_widget;
}
/* Dashboard Widgets Controls. Ssee also wp_dashboard_empty() */
// Temp
function wp_dashboard_empty_control() {
echo "This feature isn't enabled in this prototype.";
}
// Calls widget_control callback
function wp_dashboard_trigger_widget_control( $widget_control_id = false ) {
global $wp_registered_widget_controls;
if ( is_scalar($widget_control_id) && $widget_control_id && isset($wp_registered_widget_controls[$widget_control_id]) && is_callable($wp_registered_widget_controls[$widget_control_id]['callback']) )
call_user_func_array( $wp_registered_widget_controls[$widget_control_id]['callback'], $wp_registered_widget_controls[$widget_control_id]['params'] );
}
// Sets up $args to be used as input to wp_widget_rss_form(), handles POST data from RSS-type widgets
function wp_dashboard_rss_control( $args ) {
extract( $args );
if ( !$widget_id )
return false;
if ( !$widget_options = get_option( 'dashboard_widget_options' ) )
$widget_options = array();
if ( !isset($widget_options[$widget_id]) )
$widget_options[$widget_id] = array();
$number = 1; // Hack to use wp_widget_rss_form()
$widget_options[$widget_id]['number'] = $number;
if ( 'POST' == $_SERVER['REQUEST_METHOD'] && isset($_POST['widget-rss'][$number]) ) {
$_POST['widget-rss'][$number] = stripslashes_deep( $_POST['widget-rss'][$number] );
$widget_options[$widget_id] = wp_widget_rss_process( $_POST['widget-rss'][$number] );
// title is optional. If black, fill it if possible
if ( !$widget_options[$widget_id]['title'] && isset($_POST['widget-rss'][$number]['title']) ) {
require_once(ABSPATH . WPINC . '/rss.php');
$rss = fetch_rss($widget_options[$widget_id]['url']);
$widget_options[$widget_id]['title'] = htmlentities(strip_tags($rss->channel['title']));
}
update_option( 'dashboard_widget_options', $widget_options );
}
wp_widget_rss_form( $widget_options[$widget_id], $form_inputs );
}
?>