' . $cache . '';
}
return $cache;
}
add_filter( 'embed_oembed_html', 'virtue_embed_wrap', 90, 4 );
/**
* Add Bootstrap thumbnail styling to images with captions
*
* @link http://justintadlock.com/archives/2011/07/01/captions-in-wordpress
*/
function virtue_caption($output, $attr, $content) {
if (is_feed()) {
return $output;
}
$defaults = array(
'id' => '',
'align' => 'alignnone',
'width' => '',
'caption' => ''
);
$attr = shortcode_atts($defaults, $attr);
// If the width is less than 1 or there is no caption, return the content wrapped between the [caption] tags
if ($attr['width'] < 1 || empty($attr['caption'])) {
return $content;
}
// Set up the attributes for the caption
$attributes = (!empty($attr['id']) ? ' id="' . esc_attr($attr['id']) . '"' : '' );
$attributes .= ' class="thumbnail wp-caption ' . esc_attr($attr['align']) . '"';
$attributes .= ' style="width: ' . esc_attr($attr['width']) . 'px"';
$output = '';
$output .= do_shortcode($content);
$output .= '' . $attr['caption'] . '';
$output .= '';
return $output;
}
add_filter('img_caption_shortcode', 'virtue_caption', 10, 3);
/**
* Clean up the_excerpt()
*/
function virtue_excerpt_length($length) {
return POST_EXCERPT_LENGTH;
}
function virtue_remove_more_link_scroll( $link ) {
$link = preg_replace( '|#more-[0-9]+|', '', $link );
return $link;
}
add_filter( 'the_content_more_link', 'virtue_remove_more_link_scroll' );
function virtue_excerpt_more($more) {
return ' … ' . __('Continued', 'virtue') . '';
}
add_filter('excerpt_length', 'virtue_excerpt_length');
add_filter('excerpt_more', 'virtue_excerpt_more');
/**
* Add additional classes onto widgets
*
* @link http://wordpress.org/support/topic/how-to-first-and-last-css-classes-for-sidebar-widgets
*/
function virtue_widget_first_last_classes($params) {
global $my_widget_num;
$this_id = $params[0]['id'];
$arr_registered_widgets = wp_get_sidebars_widgets();
if (!$my_widget_num) {
$my_widget_num = array();
}
if (!isset($arr_registered_widgets[$this_id]) || !is_array($arr_registered_widgets[$this_id])) {
return $params;
}
if (isset($my_widget_num[$this_id])) {
$my_widget_num[$this_id] ++;
} else {
$my_widget_num[$this_id] = 1;
}
$class = 'class="widget-' . $my_widget_num[$this_id] . ' ';
if ($my_widget_num[$this_id] == 1) {
$class .= 'widget-first ';
} elseif ($my_widget_num[$this_id] == count($arr_registered_widgets[$this_id])) {
$class .= 'widget-last ';
}
$params[0]['before_widget'] = preg_replace('/class=\"/', "$class", $params[0]['before_widget'], 1);
return $params;
}
add_filter('dynamic_sidebar_params', 'virtue_widget_first_last_classes');
/**
* Remove hentry class from portfolio posts
*/
function virtue_portfolio_remove_hentry( $classes ) {
if ( is_singular('portfolio') ) {
$classes = array_diff( $classes, array( 'hentry' ) );
}
return $classes;
}
add_filter( 'post_class', 'virtue_portfolio_remove_hentry' );