1 ) {
$_args['name'] = isset($args['name']) ? $args['name'] : sprintf(__('Sidebar %d'), $i);
} else {
$_args['name'] = isset($args['name']) ? $args['name'] : __('Sidebar');
}
$_args['id'] = isset($args['id']) ? $args['id'] : "sidebar-$i";
register_sidebar($_args);
++$i;
}
}
function register_sidebar($args = array()) {
global $wp_registered_sidebars;
if ( is_string($args) )
parse_str($args, $args);
$i = count($wp_registered_sidebars) + 1;
$defaults = array(
'name' => sprintf(__('Sidebar %d'), $i ),
'id' => "sidebar-$i",
'before_widget' => '',
'after_widget' => "\n",
'before_title' => '\n",
);
$sidebar = array_merge($defaults, $args);
$wp_registered_sidebars[$sidebar['id']] = $sidebar;
return $sidebar['id'];
}
function unregister_sidebar( $name ) {
global $wp_registered_sidebars;
if ( isset( $wp_registered_sidebars[$name] ) )
unset( $wp_registered_sidebars[$name] );
}
function register_sidebar_widget($name, $output_callback, $classname = '') {
// Compat
if ( is_array($name) ) {
if ( count($name) == 3 )
$name = sprintf($name[0], $name[2]);
else
$name = $name[0];
}
$id = sanitize_title($name);
$options = array();
if ( !empty($classname) && is_string($classname) )
$options['classname'] = $classname;
$params = array_slice(func_get_args(), 2);
$args = array($id, $name, $output_callback, $options);
if ( !empty($params) )
$args = array_merge($args, $params);
call_user_func_array('wp_register_sidebar_widget', $args);
}
function wp_register_sidebar_widget($id, $name, $output_callback, $options = array()) {
global $wp_registered_widgets, $wp_register_widget_defaults;
$id = sanitize_title($id);
if ( empty($output_callback) ) {
unset($wp_registered_widgets[$id]);
return;
}
$defaults = array('classname' => $output_callback);
$options = wp_parse_args($options, $defaults);
$widget = array(
'name' => $name,
'id' => $id,
'callback' => $output_callback,
'params' => array_slice(func_get_args(), 4)
);
$widget = array_merge($widget, $options);
if ( is_callable($output_callback) && ( !isset($wp_registered_widgets[$id]) || !$wp_register_widget_defaults) )
$wp_registered_widgets[$id] = $widget;
}
function unregister_sidebar_widget($id) {
return wp_unregister_sidebar_widget($id);
}
function wp_unregister_sidebar_widget($id) {
wp_register_sidebar_widget($id, '', '');
wp_unregister_widget_control($id);
}
function register_widget_control($name, $control_callback, $width = '', $height = '') {
// Compat
if ( is_array($name) ) {
if ( count($name) == 3 )
$name = sprintf($name[0], $name[2]);
else
$name = $name[0];
}
$id = sanitize_title($name);
$options = array();
if ( !empty($width) )
$options['width'] = $width;
if ( !empty($height) )
$options['height'] = $height;
$params = array_slice(func_get_args(), 4);
$args = array($id, $name, $control_callback, $options);
if ( !empty($params) )
$args = array_merge($args, $params);
call_user_func_array('wp_register_widget_control', $args);
}
function wp_register_widget_control($id, $name, $control_callback, $options = array()) {
global $wp_registered_widget_controls, $wp_register_widget_defaults;
$id = sanitize_title($id);
if ( empty($control_callback) ) {
unset($wp_registered_widget_controls[$id]);
return;
}
if ( isset($wp_registered_widget_controls[$id]) && $wp_register_widget_defaults )
return;
$defaults = array('width' => 300, 'height' => 200);
$options = wp_parse_args($options, $defaults);
$options['width'] = (int) $options['width'];
$options['height'] = (int) $options['height'];
$options['width'] = $options['width'] > 90 ? $options['width'] + 60 : 360;
$options['height'] = $options['height'] > 60 ? $options['height'] + 40 : 240;
$widget = array(
'name' => $name,
'id' => $id,
'callback' => $control_callback,
'params' => array_slice(func_get_args(), 4)
);
$widget = array_merge($widget, $options);
$wp_registered_widget_controls[$id] = $widget;
}
function unregister_widget_control($id) {
return wp_unregister_widget_control($id);
}
function wp_unregister_widget_control($id) {
return wp_register_widget_control($id, '', '');
}
function dynamic_sidebar($index = 1) {
global $wp_registered_sidebars, $wp_registered_widgets;
if ( is_int($index) ) {
$index = "sidebar-$index";
} else {
$index = sanitize_title($index);
foreach ( $wp_registered_sidebars as $key => $value ) {
if ( sanitize_title($value['name']) == $index ) {
$index = $key;
break;
}
}
}
$sidebars_widgets = wp_get_sidebars_widgets();
if ( empty($wp_registered_sidebars[$index]) || !is_array($sidebars_widgets[$index]) || empty($sidebars_widgets[$index]) )
return false;
$sidebar = $wp_registered_sidebars[$index];
$did_one = false;
foreach ( $sidebars_widgets[$index] as $id ) {
$callback = $wp_registered_widgets[$id]['callback'];
$params = array_merge(array($sidebar), (array) $wp_registered_widgets[$id]['params']);
// Substitute HTML id and class attributes into before_widget
$params[0]['before_widget'] = sprintf($params[0]['before_widget'], $id, $wp_registered_widgets[$id]['classname']);
if ( is_callable($callback) ) {
call_user_func_array($callback, $params);
$did_one = true;
}
}
return $did_one;
}
function is_active_widget($callback) {
global $wp_registered_widgets;
$sidebars_widgets = wp_get_sidebars_widgets(false);
if ( is_array($sidebars_widgets) ) foreach ( $sidebars_widgets as $sidebar => $widgets )
if ( is_array($widgets) ) foreach ( $widgets as $widget )
if ( $wp_registered_widgets[$widget]['callback'] == $callback )
return true;
return false;
}
function is_dynamic_sidebar() {
global $wp_registered_widgets, $wp_registered_sidebars;
$sidebars_widgets = get_option('sidebars_widgets');
foreach ( $wp_registered_sidebars as $index => $sidebar ) {
if ( count($sidebars_widgets[$index]) ) {
foreach ( $sidebars_widgets[$index] as $widget )
if ( array_key_exists($widget, $wp_registered_widgets) )
return true;
}
}
return false;
}
/* Internal Functions */
function wp_get_sidebars_widgets($update = true) {
global $wp_registered_widgets, $wp_registered_sidebars;
$sidebars_widgets = get_option('sidebars_widgets');
$_sidebars_widgets = array();
if ( !isset($sidebars_widgets['array_version']) )
$sidebars_widgets['array_version'] = 1;
switch ( $sidebars_widgets['array_version'] ) {
case 1 :
foreach ( $sidebars_widgets as $index => $sidebar )
if ( is_array($sidebar) )
foreach ( $sidebar as $i => $name ) {
$id = strtolower($name);
if ( isset($wp_registered_widgets[$id]) ) {
$_sidebars_widgets[$index][$i] = $id;
continue;
}
$id = sanitize_title($name);
if ( isset($wp_registered_widgets[$id]) ) {
$_sidebars_widgets[$index][$i] = $id;
continue;
}
unset($_sidebars_widgets[$index][$i]);
}
$_sidebars_widgets['array_version'] = 2;
$sidebars_widgets = $_sidebars_widgets;
unset($_sidebars_widgets);
case 2 :
$sidebars = array_keys( $wp_registered_sidebars );
if ( !empty( $sidebars ) ) {
// Move the known-good ones first
foreach ( $sidebars as $id ) {
if ( array_key_exists( $id, $sidebars_widgets ) ) {
$_sidebars_widgets[$id] = $sidebars_widgets[$id];
unset($sidebars_widgets[$id], $sidebars[$id]);
}
}
// Assign to each unmatched registered sidebar the first available orphan
unset( $sidebars_widgets[ 'array_version' ] );
while ( ( $sidebar = array_shift( $sidebars ) ) && $widgets = array_shift( $sidebars_widgets ) )
$_sidebars_widgets[ $sidebar ] = $widgets;
$_sidebars_widgets['array_version'] = 3;
$sidebars_widgets = $_sidebars_widgets;
unset($_sidebars_widgets);
}
if ( $update )
update_option('sidebars_widgets', $sidebars_widgets);
}
unset($sidebars_widgets['array_version']);
return $sidebars_widgets;
}
function wp_set_sidebars_widgets( $sidebars_widgets ) {
update_option( 'sidebars_widgets', $sidebars_widgets );
}
function wp_get_widget_defaults() {
global $wp_registered_sidebars;
$defaults = array();
foreach ( $wp_registered_sidebars as $index => $sidebar )
$defaults[$index] = array();
return $defaults;
}
/* Default Widgets */
function wp_widget_pages( $args ) {
extract( $args );
$options = get_option( 'widget_pages' );
$title = empty( $options['title'] ) ? __( 'Pages' ) : $options['title'];
$sortby = empty( $options['sortby'] ) ? 'menu_order' : $options['sortby'];
$exclude = empty( $options['exclude'] ) ? '' : '&exclude=' . $options['exclude'];
if ( $sortby == 'menu_order' ) {
$sortby = 'menu_order, post_title';
}
$out = wp_list_pages( 'title_li=&echo=0&sort_column=' . $sortby . $exclude );
if ( !empty( $out ) ) {
?>
$before_title, 'title_after' => $after_title,
'category_before' => $before_widget, 'category_after' => $after_widget,
'show_images' => true, 'class' => 'linkcat widget'
));
}
}
function wp_widget_search($args) {
extract($args);
?>
';
get_calendar();
echo '';
echo $after_widget;
}
function wp_widget_calendar_control() {
$options = $newoptions = get_option('widget_calendar');
if ( $_POST["calendar-submit"] ) {
$newoptions['title'] = strip_tags(stripslashes($_POST["calendar-title"]));
}
if ( $options != $newoptions ) {
$options = $newoptions;
update_option('widget_calendar', $options);
}
$title = attribute_escape($options['title']);
?>
" name="text-submit-" value="1" />
9 ) $number = 9;
if ( $number < 1 ) $number = 1;
$newoptions['number'] = $number;
}
if ( $options != $newoptions ) {
$options = $newoptions;
update_option('widget_text', $options);
wp_widget_text_register($options['number']);
}
}
function wp_widget_text_page() {
$options = $newoptions = get_option('widget_text');
?>
9 ) $number = 9;
$dims = array('width' => 460, 'height' => 350);
$class = array('classname' => 'widget_text');
for ($i = 1; $i <= 9; $i++) {
$name = sprintf(__('Text %d'), $i);
$id = "text-$i"; // Never never never translate an id
wp_register_sidebar_widget($id, $name, $i <= $number ? 'wp_widget_text' : /* unregister */ '', $class, $i);
wp_register_widget_control($id, $name, $i <= $number ? 'wp_widget_text_control' : /* unregister */ '', $dims, $i);
}
add_action('sidebar_admin_setup', 'wp_widget_text_setup');
add_action('sidebar_admin_page', 'wp_widget_text_page');
}
function wp_widget_categories($args, $number = 1) {
extract($args);
$options = get_option('widget_categories');
$c = $options[$number]['count'] ? '1' : '0';
$h = $options[$number]['hierarchical'] ? '1' : '0';
$d = $options[$number]['dropdown'] ? '1' : '0';
$title = empty($options[$number]['title']) ? __('Categories') : $options[$number]['title'];
echo $before_widget;
echo $before_title . $title . $after_title;
$cat_args = "orderby=name&show_count={$c}&hierarchical={$h}";
if ( $d ) {
wp_dropdown_categories($cat_args . '&show_option_none= ' . __('Select Category'));
?>
9 ) {
$number = 9;
} elseif ( $number < 1 ) {
$number = 1;
}
$newoptions['number'] = $number;
}
if ( $newoptions != $options ) {
$options = $newoptions;
update_option( 'widget_categories', $options );
wp_widget_categories_register( $options['number'] );
}
}
function wp_widget_categories_page() {
$options = get_option( 'widget_categories' );
?>
1, 1 => $options );
update_option( 'widget_categories', $newoptions );
$sidebars_widgets = get_option( 'sidebars_widgets' );
if ( is_array( $sidebars_widgets ) ) {
foreach ( $sidebars_widgets as $sidebar => $widgets ) {
if ( is_array( $widgets ) ) {
foreach ( $widgets as $widget )
$new_widgets[$sidebar][] = ( $widget == 'categories' ) ? 'categories-1' : $widget;
} else {
$new_widgets[$sidebar] = $widgets;
}
}
if ( $new_widgets != $sidebars_widgets )
update_option( 'sidebars_widgets', $new_widgets );
}
if ( isset( $_POST['categories-submit'] ) ) {
$_POST['categories-submit-1'] = $_POST['categories-submit'];
$_POST['categories-count-1'] = $_POST['categories-count'];
$_POST['categories-hierarchical-1'] = $_POST['categories-hierarchical'];
$_POST['categories-dropdown-1'] = $_POST['categories-dropdown'];
$_POST['categories-title-1'] = $_POST['categories-title'];
foreach ( $_POST as $k => $v )
if ( substr($k, -5) == 'order' )
$_POST[$k] = str_replace('categories', 'categories-1', $v);
}
return $newoptions;
}
function wp_widget_categories_register() {
$options = get_option( 'widget_categories' );
if ( !isset($options['number']) )
$options = wp_widget_categories_upgrade();
$number = (int) $options['number'];
if ( $number > 9 ) {
$number = 9;
} elseif ( $number < 1 ) {
$number = 1;
}
$dims = array( 'width' => 350, 'height' => 170 );
$class = array( 'classname' => 'widget_catgories' );
for ( $i = 1; $i <= 9; $i++ ) {
$name = sprintf( __( 'Categories %d' ), $i );
$id = 'categories-' . $i;
$widget_callback = ( $i <= $number ) ? 'wp_widget_categories' : '';
$control_callback = ( $i <= $number ) ? 'wp_widget_categories_control' : '';
wp_register_sidebar_widget( $id, $name, $widget_callback, $class, $i );
wp_register_widget_control( $id, $name, $control_callback, $dims, $i );
}
add_action( 'sidebar_admin_setup', 'wp_widget_categories_setup' );
add_action( 'sidebar_admin_page', 'wp_widget_categories_page' );
}
function wp_widget_recent_entries($args) {
if ( $output = wp_cache_get('widget_recent_entries') )
return print($output);
ob_start();
extract($args);
$options = get_option('widget_recent_entries');
$title = empty($options['title']) ? __('Recent Posts') : $options['title'];
if ( !$number = (int) $options['number'] )
$number = 10;
else if ( $number < 1 )
$number = 1;
else if ( $number > 15 )
$number = 15;
$r = new WP_Query("showposts=$number&what_to_show=posts&nopaging=0");
if ($r->have_posts()) :
?>
have_posts()) : $r->the_post(); ?>
-
15 )
$number = 15;
if ( !$comments = wp_cache_get( 'recent_comments', 'widget' ) ) {
$comments = $wpdb->get_results("SELECT comment_author, comment_author_url, comment_ID, comment_post_ID FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT $number");
wp_cache_add( 'recent_comments', $comments, 'widget' );
}
?>
320, 'height' => 90);
$class = array('classname' => 'widget_recent_comments');
wp_register_sidebar_widget('recent-comments', __('Recent Comments'), 'wp_widget_recent_comments', $class);
wp_register_widget_control('recent-comments', __('Recent Comments'), 'wp_widget_recent_comments_control', $dims);
if ( is_active_widget('wp_widget_recent_comments') )
add_action('wp_head', 'wp_widget_recent_comments_style');
}
function wp_widget_rss($args, $number = 1) {
require_once(ABSPATH . WPINC . '/rss.php');
extract($args);
$options = get_option('widget_rss');
if ( isset($options['error']) && $options['error'] )
return;
$num_items = (int) $options[$number]['items'];
$show_summary = $options[$number]['show_summary'];
if ( empty($num_items) || $num_items < 1 || $num_items > 10 ) $num_items = 10;
$url = $options[$number]['url'];
while ( strstr($url, 'http') != $url )
$url = substr($url, 1);
if ( empty($url) )
return;
$rss = fetch_rss($url);
$link = clean_url(strip_tags($rss->channel['link']));
while ( strstr($link, 'http') != $link )
$link = substr($link, 1);
$desc = attribute_escape(strip_tags(html_entity_decode($rss->channel['description'], ENT_QUOTES)));
$title = $options[$number]['title'];
if ( empty($title) )
$title = htmlentities(strip_tags($rss->channel['title']));
if ( empty($title) )
$title = $desc;
if ( empty($title) )
$title = __('Unknown Feed');
$url = clean_url(strip_tags($url));
if ( file_exists(dirname(__FILE__) . '/rss.png') )
$icon = str_replace(ABSPATH, get_option('siteurl').'/', dirname(__FILE__)) . '/rss.png';
else
$icon = get_option('siteurl').'/wp-includes/images/rss.png';
$title = " ";
?>
items ) ) {
$rss->items = array_slice($rss->items, 0, $num_items);
foreach ($rss->items as $item ) {
while ( strstr($item['link'], 'http') != $item['link'] )
$item['link'] = substr($item['link'], 1);
$link = clean_url(strip_tags($item['link']));
$title = attribute_escape(strip_tags($item['title']));
if ( empty($title) )
$title = __('Untitled');
$desc = '';
if ( $show_summary ) {
$summary = '';
} else {
if ( isset( $item['description'] ) && is_string( $item['description'] ) )
$desc = str_replace(array("\n", "\r"), ' ', attribute_escape(strip_tags(html_entity_decode($item['description'], ENT_QUOTES))));
$summary = '';
}
echo "- $summary
";
}
} else {
echo '- ' . __( 'An error has occurred; the feed is probably down. Try again later.' ) . '
';
}
?>
" name="rss-url-" type="text" value="" />
" name="rss-title-" type="text" value="" />
" name="rss-submit-" value="1" />
9 ) $number = 9;
if ( $number < 1 ) $number = 1;
$newoptions['number'] = $number;
}
if ( $options != $newoptions ) {
$options = $newoptions;
update_option('widget_rss', $options);
wp_widget_rss_register($options['number']);
}
}
function wp_widget_rss_page() {
$options = $newoptions = get_option('widget_rss');
?>
9 ) $number = 9;
$dims = array('width' => 410, 'height' => 200);
$class = array('classname' => 'widget_rss');
for ($i = 1; $i <= 9; $i++) {
$name = sprintf(__('RSS %d'), $i);
$id = "rss-$i"; // Never never never translate an id
wp_register_sidebar_widget($id, $name, $i <= $number ? 'wp_widget_rss' : /* unregister */ '', $class, $i);
wp_register_widget_control($id, $name, $i <= $number ? 'wp_widget_rss_control' : /* unregister */ '', $dims, $i);
}
add_action('sidebar_admin_setup', 'wp_widget_rss_setup');
add_action('sidebar_admin_page', 'wp_widget_rss_page');
}
function wp_widgets_init() {
if ( !is_blog_installed() )
return;
$GLOBALS['wp_register_widget_defaults'] = true;
$dims90 = array( 'height' => 90, 'width' => 300 );
$dims100 = array( 'height' => 100, 'width' => 300 );
$dims150 = array( 'height' => 150, 'width' => 300 );
$class = array('classname' => 'widget_pages');
wp_register_sidebar_widget('pages', __('Pages'), 'wp_widget_pages', $class);
wp_register_widget_control('pages', __('Pages'), 'wp_widget_pages_control', $dims150);
$class['classname'] = 'widget_calendar';
wp_register_sidebar_widget('calendar', __('Calendar'), 'wp_widget_calendar', $class);
wp_register_widget_control('calendar', __('Calendar'), 'wp_widget_calendar_control', $dims90);
$class['classname'] = 'widget_archives';
wp_register_sidebar_widget('archives', __('Archives'), 'wp_widget_archives', $class);
wp_register_widget_control('archives', __('Archives'), 'wp_widget_archives_control', $dims100);
$class['classname'] = 'widget_links';
wp_register_sidebar_widget('links', __('Links'), 'wp_widget_links', $class);
$class['classname'] = 'widget_meta';
wp_register_sidebar_widget('meta', __('Meta'), 'wp_widget_meta', $class);
wp_register_widget_control('meta', __('Meta'), 'wp_widget_meta_control', $dims90);
$class['classname'] = 'widget_search';
wp_register_sidebar_widget('search', __('Search'), 'wp_widget_search', $class);
$class['classname'] = 'widget_recent_entries';
wp_register_sidebar_widget('recent-posts', __('Recent Posts'), 'wp_widget_recent_entries', $class);
wp_register_widget_control('recent-posts', __('Recent Posts'), 'wp_widget_recent_entries_control', $dims90);
wp_widget_categories_register();
wp_widget_text_register();
wp_widget_rss_register();
wp_widget_recent_comments_register();
$GLOBALS['wp_register_widget_defaults'] = false;
do_action('widgets_init');
}
add_action('init', 'wp_widgets_init', 1);
?>