function widget($args, $instance)
{
global $post;
extract($args);
// only useful on post pages
if (!is_single()) {
return;
}
$title = apply_filters('widget_title', empty($instance['title']) ? __('Tags ', 'largo') : $instance['title'], $instance, $this->id_base);
echo $before_widget;
?>
<!-- Post tags -->
<?php
if (largo_has_categories_or_tags()) {
?>
<div class="tags clearfix">
<h5><?php
echo $title;
?>
</h5>
<ul>
<?php
largo_categories_and_tags($instance['tag_limit'], true, true, false, '', 'li');
?>
</ul>
</div>
<?php
}
echo $after_widget;
}
function largo_seo()
{
// noindex for date archives (and optionally on all archive pages)
// if the blog is set to private wordpress already adds noindex,nofollow
if (get_option('blog_public')) {
if (is_date() || is_archive() && of_get_option('noindex_archives')) {
echo '<meta name="robots" content="noindex,follow" />';
}
}
// single posts get a bunch of other google news specific meta tags
if (is_single()) {
if (have_posts()) {
the_post();
$permalink = get_permalink();
// use categories and tags for the news_keywords meta tag
// up to 10 terms per Google guidelines:
// https://support.google.com/news/publisher/answer/68297
if (largo_has_categories_or_tags()) {
echo '<meta name="news_keywords" content="';
largo_categories_and_tags(10, true, false, false, ', ');
echo '">';
}
// set the original-source meta tag
// see: http://googlenewsblog.blogspot.com/2010/11/credit-where-credit-is-due.html
echo '<meta name="original-source" content="' . esc_url($permalink) . '" />';
// check for the existence of a custom field 'permalink'
// if it doesn't exist we'll just use the current url as the syndication source
if (get_post_meta(get_the_ID(), 'permalink', true)) {
echo '<meta name="syndication-source" content="' . get_post_meta(get_the_ID(), 'permalink', true) . '" />';
} else {
echo '<meta name="syndication-source" content="' . esc_url($permalink) . '" />';
}
// add the standout metatag if this post is flagged with any of the terms in the prominence taxonomy
// see: https://support.google.com/news/publisher/answer/191283
if (has_term(get_terms('prominence', array('fields' => 'names')), 'prominence')) {
echo '<meta name="standout" content="' . esc_url($permalink) . '"/>';
}
}
}
rewind_posts();
}
<?php
}
?>
<?php
if (isset($opt['show']['excerpt']) && $opt['show']['excerpt']) {
largo_excerpt($post, 5, true, __('Continue Reading →', 'largo'), true, false);
}
?>
<?php
if (isset($opt['show']['tags']) && $opt['show']['tags'] && largo_has_categories_or_tags() && $tags === 'btm') {
?>
<h5 class="tag-list"><strong><?php
_e('Filed under:', 'largo');
?>
</strong> <?php
largo_categories_and_tags(8);
?>
</h5>
<?php
}
?>
</div><!-- .entry-content -->
</article><!-- #post-<?php
the_ID();
?>
-->
/**
* Returns (and optionally echoes) the 'top term' for a post, falling back to a category if one wasn't specified
*
* @param array|string $options Settings for post id, echo, link, use icon, wrapper and exclude
*/
function largo_top_term($options = array())
{
global $wpdb;
$defaults = array('post' => get_the_ID(), 'echo' => TRUE, 'link' => TRUE, 'use_icon' => FALSE, 'wrapper' => 'span', 'exclude' => array());
$args = wp_parse_args($options, $defaults);
$term_id = get_post_meta($args['post'], 'top_term', TRUE);
//get the taxonomy slug
$taxonomy = $wpdb->get_var($wpdb->prepare("SELECT taxonomy FROM {$wpdb->term_taxonomy} WHERE term_id = %d LIMIT 1", $term_id));
if (empty($term_id) || empty($taxonomy)) {
// if no top_term specified, fall back to the first category
$term_id = get_the_category($args['post']);
if (!is_array($term_id) || !count($term_id)) {
return;
}
//no categories OR top term? Do nothing
$term_id = $term_id[0]->term_id;
}
if ($term_id) {
$icon = $args['use_icon'] ? '<i class="icon-white icon-tag"></i>' : '';
//this will probably change to a callback largo_term_icon() someday
$link = $args['link'] ? array('<a href="%2$s" title="Read %3$s in the %4$s category">', '</a>') : array('', '');
// get the term object
$term = get_term($term_id, $taxonomy);
if (is_wp_error($term)) {
return;
}
$output = sprintf('<%1$s class="post-category-link">' . $link[0] . '%5$s%4$s' . $link[1] . '</%1$s>', $args['wrapper'], get_term_link($term), of_get_option('posts_term_plural'), $term->name, $icon);
} else {
$output = largo_categories_and_tags(1, false, $args['link'], $args['use_icon'], '', $args['wrapper'], $args['exclude']);
$output = is_array($output) ? $output[0] : '';
}
if ($args['echo']) {
echo $output;
}
return $output;
}
