8, 'largest' => 22, 'unit' => 'pt', 'number' => 45,
'format' => 'flat', 'orderby' => 'name', 'order' => 'ASC',
'exclude' => '', 'include' => ''
);
$args = wp_parse_args( $args, $defaults );
$tags = get_tags( array_merge($args, array('orderby' => 'count', 'order' => 'DESC')) ); // Always query top tags
if ( empty($tags) )
return;
$return = core_header_tag_cloud( $tags, $args ); // Here's where those top tags get sorted according to $args
if ( is_wp_error( $return ) )
return false;
else
echo apply_filters( 'dropdown_tag_cloud', $return, $args );
}
function core_header_tag_cloud( $tags, $args = '' ) {
$largest = null;
$smallest = null;
$orderby = null;
$order = null;
$format = null;
global $wp_rewrite;
$defaults = array(
'smallest' => 8, 'largest' => 22, 'unit' => 'pt', 'number' => 45,
'format' => 'flat', 'orderby' => 'name', 'order' => 'ASC'
);
$args = wp_parse_args( $args, $defaults );
extract($args);
if ( !$tags )
return;
$counts = $tag_links = array();
foreach ( (array) $tags as $tag ) {
$counts[$tag->name] = $tag->count;
$tag_links[$tag->name] = get_tag_link( $tag->term_id );
if ( is_wp_error( $tag_links[$tag->name] ) )
return $tag_links[$tag->name];
$tag_ids[$tag->name] = $tag->term_id;
}
$min_count = min($counts);
$spread = max($counts) - $min_count;
if ( $spread <= 0 )
$spread = 1;
$font_spread = $largest - $smallest;
if ( $font_spread <= 0 )
$font_spread = 1;
$font_step = $font_spread / $spread;
// SQL cannot save you; this is a second (potentially different) sort on a subset of data.
if ( 'name' == $orderby )
uksort($counts, 'strnatcasecmp');
else
asort($counts);
if ( 'DESC' == $order )
$counts = array_reverse( $counts, true );
$a = array();
$rel = ( is_object($wp_rewrite) && $wp_rewrite->using_permalinks() ) ? ' rel="tag"' : '';
foreach ( $counts as $tag => $count ) {
$tag_id = $tag_ids[$tag];
$tag_link = esc_url($tag_links[$tag]);
$tag = str_replace(' ', ' ', esc_html( $tag ));
$a[] = "\t";
}
switch ( $format ) :
case 'array' :
$return =& $a;
break;
case 'list' :
$return = "\n\t- ";
$return .= implode("
\n\t- ", $a);
$return .= "
\n
\n";
break;
default :
$return = implode("\n", $a);
break;
endswitch;
return apply_filters( 'core_header_tag_cloud', $return, $tags, $args );
}
//---------------- Custom Excerpts Function ----------------//
function wptouch_trim_excerpt($text) {
$raw_excerpt = $text;
if ( '' == $text ) {
$text = get_the_content('');
$text = strip_shortcodes( $text );
$text = apply_filters('the_content', $text);
$text = str_replace(']]>', ']]>', $text);
$text = strip_tags($text);
$excerpt_length = apply_filters('excerpt_length', 30);
$words = explode(' ', $text, $excerpt_length + 1);
if (count($words) > $excerpt_length) {
array_pop($words);
array_push($words, '...');
$text = implode(' ', $words);
$text = force_balance_tags( $text );
}
}
return apply_filters('wptouch_trim_excerpt', $text, $raw_excerpt);
}
remove_filter('get_the_excerpt', 'wp_trim_excerpt');
add_filter('get_the_excerpt', 'wptouch_trim_excerpt');
/**
* Force 3 column maximum in the default gallery shortcode
*
* @param array $atts Combined and filtered attribute list.
* @return array The filtered attribute list.
*/
function wptouch_gallery_atts( $atts ) {
if ( $atts['columns'] > 3 ) {
$atts['columns'] = 3;
}
return $atts;
}
add_filter( 'shortcode_atts_gallery', 'wptouch_gallery_atts' );
function wptouch_parse_ajax_comments_request( $wp ) {
if ( array_key_exists( 'wptouch', $wp->query_vars ) && $wp->query_vars['wptouch'] == 'ajax-comments-handler' )
include dirname( __FILE__ ) . '/comments-ajax.php';
}
add_action('parse_request', 'wptouch_parse_ajax_comments_request');
function wptouch_query_vars($vars) {
$vars[] = 'wptouch';
return $vars;
}
add_filter('query_vars', 'wptouch_query_vars');