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featured-content.php
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featured-content.php
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<?php
/**
* Shorthand for querying posts from a custom taxonomy
* Used in homepage templates and sidebar widgets
*
* @param array $args query args
* @return array of featured post objects
* @since 0.3
*/
function largo_get_featured_posts( $args = array() ) {
$defaults = array(
'posts_per_page' => 3,
'offset' => 0,
'orderby' => 'date',
'order' => 'DESC',
'tax_query' => array(
array(
'taxonomy' => 'prominence',
'field' => 'slug',
'terms' => 'footer-featured'
)
),
'ignore_sticky_posts' => 1,
);
$args = wp_parse_args( $args, $defaults );
$featured_query = new WP_Query( $args );
wp_reset_postdata();
return $featured_query;
}
/**
* Provides the "main" feature associated with a post.
* Expects to be called from within The Loop.
*
* @uses global $post
* @return term object|false
* @since 0.3
*/
function largo_get_the_main_feature( $featured = null ) {
if ( $featured == null ) {
global $post;
$featured = $post;
}
$features = get_the_terms( $featured->ID, 'series' );
if ( ! $features )
return false;
return array_shift( $features );
}
/**
* If a post is marked as sticky, this unsticks any other posts on the blog
* so that we only have one sticky post at a time.
*
* If this ever breaks, #blamenacin.
*
* @param array $after new list of sticky posts
* @param array $before original list of sticky posts
* @return array
* @since 1.0
*/
function largo_scrub_sticky_posts( $after, $before ) {
$newest_post_id = array_pop( $after );
return array( $newest_post_id );
}
add_filter( 'pre_update_option_sticky_posts', 'largo_scrub_sticky_posts', 10, 2 );
/**
* Determine if we have any 'featured' posts on archive pages
*/
function largo_have_featured_posts() {
if ( is_category() || is_tax() || is_tag() ) {
$obj = get_queried_object();
$featured_query = array(
'tax_query' => array(
'relation' => 'AND',
array(
'taxonomy' => $obj->taxonomy,
'field' => 'slug',
'terms' => $obj->slug,
),
array(
'taxonomy' => 'prominence',
'field' => 'slug',
'terms' => array( 'taxonomy-featured', 'taxonomy-secondary-featured' ),
)
)
);
$featured_query = new WP_Query( $featured_query );
return $featured_query->have_posts();
}
return false;
}
/**
* Determine if we have any 'featured' posts on homepage
*/
function largo_have_homepage_featured_posts() {
$featured_query = array(
'tax_query' => array(
array(
'taxonomy' => 'prominence',
'field' => 'slug',
'terms' => array( 'taxonomy-featured', 'homepage-featured' ),
)
)
);
$featured_query = new WP_Query( $featured_query );
return $featured_query->have_posts();
}
/**
* Get posts marked as "Featured in category" for a given category name.
*
* @param string $category_name the category to retrieve featured posts for.
* @param integer $number total number of posts to return, backfilling with regular posts as necessary.
* @since 0.5
*/
function largo_get_featured_posts_in_category( $category_name, $number = 5 ) {
$args = array(
'category_name' => $category_name,
'numberposts' => $number,
'post_status' => 'publish',
);
$tax_query = array(
'tax_query' => array(
array(
'taxonomy' => 'prominence',
'field' => 'slug',
'terms' => 'category-featured',
)
)
);
// Get the featured posts
$featured_posts = get_posts( array_merge( $args, $tax_query ) );
// Backfill with regular posts if necessary
if ( count( $featured_posts ) < (int) $number ) {
$needed = (int) $number - count( $featured_posts );
$regular_posts = get_posts( array_merge( $args, array(
'numberposts' => $needed,
'post__not_in' => array_map( function( $x ) { return $x->ID; }, $featured_posts )
)));
$featured_posts = array_merge( $featured_posts, $regular_posts );
}
return $featured_posts;
}
/**
* Helper for getting posts in a category archive, excluding featured posts.
*
* @param WP_Query $query
* @uses largo_get_featured_posts_in_category
* @since 0.4
*/
function largo_category_archive_posts( $query ) {
// don't muck with admin, non-categories, etc
if ( ! $query->is_category() || ! $query->is_main_query() || is_admin() ) return;
// If this has been disabled by an option, do nothing
if ( of_get_option( 'hide_category_featured' ) == true ) return;
// get the featured posts
$featured_posts = largo_get_featured_posts_in_category( $query->get( 'category_name' ) );
// get the IDs from the featured posts
$featured_post_ids = array();
foreach ( $featured_posts as $fpost )
$featured_post_ids[] = $fpost->ID;
$query->set( 'post__not_in', $featured_post_ids );
}
add_action( 'pre_get_posts', 'largo_category_archive_posts', 15 );