/**
* Return the first link from the post content. If none found, the
* post permalink is used as a fallback.
*
* @since Twenty Eleven 1.0
*
* @uses get_url_in_content() to get the first URL from the post content.
*
* @return string The first link.
*/
function twentyeleven_get_first_url()
{
$content = get_the_content();
$has_url = function_exists('get_url_in_content') ? get_url_in_content($content) : false;
if (!$has_url) {
$has_url = twentyeleven_url_grabber();
}
/** This filter is documented in wp-includes/link-template.php */
return $has_url ? $has_url : apply_filters('the_permalink', get_permalink());
}
/**
* Return the first link from the post content. If none found, the
* post permalink is used as a fallback.
*
* @return string
*/
function twentyeleven_get_first_url()
{
$has_url = function_exists('get_the_post_format_url') ? get_the_post_format_url() : false;
if (!$has_url) {
$has_url = twentyeleven_url_grabber();
}
return $has_url ? $has_url : apply_filters('the_permalink', get_permalink());
}
/**
* Outputs the HTML for this widget.
*
* @param array An array of standard parameters for widgets in this theme
* @param array An array of settings for this widget instance
* @return void Echoes it's output
**/
function widget($args, $instance)
{
$cache = wp_cache_get('widget_twentyeleven_ephemera', 'widget');
if (!is_array($cache)) {
$cache = array();
}
if (!isset($args['widget_id'])) {
$args['widget_id'] = null;
}
if (isset($cache[$args['widget_id']])) {
echo $cache[$args['widget_id']];
return;
}
ob_start();
extract($args, EXTR_SKIP);
$title = apply_filters('widget_title', empty($instance['title']) ? __('Ephemera', 'twentyeleven') : $instance['title'], $instance, $this->id_base);
if (!isset($instance['number'])) {
$instance['number'] = '10';
}
if (!($number = absint($instance['number']))) {
$number = 10;
}
$ephemera_args = array('order' => 'DESC', 'posts_per_page' => $number, 'no_found_rows' => true, 'post_status' => 'publish', 'post__not_in' => get_option('sticky_posts'), 'tax_query' => array(array('taxonomy' => 'post_format', 'terms' => array('post-format-aside', 'post-format-link', 'post-format-status', 'post-format-quote'), 'field' => 'slug', 'operator' => 'IN')));
$ephemera = new WP_Query($ephemera_args);
if ($ephemera->have_posts()) {
echo $before_widget;
echo $before_title;
echo $title;
// Can set this with a widget option, or omit altogether
echo $after_title;
?>
<ol>
<?php
while ($ephemera->have_posts()) {
$ephemera->the_post();
?>
<?php
if ('link' != get_post_format()) {
?>
<li class="widget-entry-title">
<a href="<?php
echo esc_url(get_permalink());
?>
" title="<?php
printf(esc_attr__('Permalink to %s', 'twentyeleven'), the_title_attribute('echo=0'));
?>
" rel="bookmark"><?php
the_title();
?>
</a>
<span class="comments-link">
<?php
comments_popup_link(__('0 <span class="reply">comments →</span>', 'twentyeleven'), __('1 <span class="reply">comment →</span>', 'twentyeleven'), __('% <span class="reply">comments →</span>', 'twentyeleven'));
?>
</span>
</li>
<?php
} else {
?>
<li class="widget-entry-title">
<?php
// Grab first link from the post content. If none found, use the post permalink as fallback.
$link_url = twentyeleven_url_grabber();
if (empty($link_url)) {
$link_url = get_permalink();
}
?>
<a href="<?php
echo esc_url($link_url);
?>
" title="<?php
printf(esc_attr__('Link to %s', 'twentyeleven'), the_title_attribute('echo=0'));
?>
" rel="bookmark"><?php
the_title();
?>
<span>→</span></a>
<span class="comments-link">
<?php
comments_popup_link(__('0 <span class="reply">comments →</span>', 'twentyeleven'), __('1 <span class="reply">comment →</span>', 'twentyeleven'), __('% <span class="reply">comments →</span>', 'twentyeleven'));
?>
</span>
</li>
<?php
}
?>
<?php
}
?>
</ol>
<?php
echo $after_widget;
// Reset the post globals as this query will have stomped on it
wp_reset_postdata();
// end check for ephemeral posts
}
$cache[$args['widget_id']] = ob_get_flush();
wp_cache_set('widget_twentyeleven_ephemera', $cache, 'widget');
}
/**
* Return the first link from the post content. If none found, the
* post permalink is used as a fallback.
*
* @since Twenty Eleven 1.0
*
* @uses get_url_in_content() to get the first URL from the post content.
*
* @return string The first link.
*/
function twentyeleven_get_first_url()
{
$content = get_the_content();
$has_url = function_exists('get_url_in_content') ? get_url_in_content($content) : false;
if (!$has_url) {
$has_url = twentyeleven_url_grabber();
}
//duplicate_hook
return $has_url ? $has_url : apply_filters('the_permalink', get_permalink());
}
