/**
* Add custom columns for the "manage" screen of this post type.
*
* @access public
* @param string $column_name
* @param int $id
* @since 1.0.0
* @return void
*/
public function register_custom_columns($column_name, $id)
{
global $wpdb, $post;
$meta = get_post_custom($id);
switch ($column_name) {
case 'image':
$value = '';
$value = projects_get_image($id, 120);
echo $value;
break;
default:
break;
}
}
/**
* Get projects.
* @param string/array $args Arguments to be passed to the query.
* @since 1.0.0
* @return array/boolean Array if true, boolean if false.
*/
public function get_projects($args = '')
{
$defaults = array('limit' => 5, 'orderby' => 'menu_order', 'order' => 'DESC', 'id' => 0);
$args = wp_parse_args($args, $defaults);
// Allow child themes/plugins to filter here.
$args = apply_filters('projects_get_projects_args', $args);
// The Query Arguments.
$query_args = array();
$query_args['post_type'] = 'project';
$query_args['numberposts'] = $args['limit'];
$query_args['orderby'] = $args['orderby'];
$query_args['order'] = $args['order'];
if (is_numeric($args['id']) && intval($args['id']) > 0) {
$query_args['p'] = intval($args['id']);
}
// Whitelist checks.
if (!in_array($query_args['orderby'], array('none', 'ID', 'author', 'title', 'date', 'modified', 'parent', 'rand', 'comment_count', 'menu_order', 'meta_value', 'meta_value_num'))) {
$query_args['orderby'] = 'date';
}
if (!in_array($query_args['order'], array('ASC', 'DESC'))) {
$query_args['order'] = 'DESC';
}
if (!in_array($query_args['post_type'], get_post_types())) {
$query_args['post_type'] = 'project';
}
// The Query.
$query = get_posts($query_args);
// The Display.
if (!is_wp_error($query) && is_array($query) && count($query) > 0) {
foreach ($query as $k => $v) {
$meta = get_post_custom($v->ID);
// Get the image.
$query[$k]->image = projects_get_image($v->ID, $args['size']);
// Get the URL.
if (isset($meta['_url'][0]) && '' != $meta['_url'][0]) {
$query[$k]->url = esc_url($meta['_url'][0]);
} else {
$query[$k]->url = get_permalink($v->ID);
}
}
} else {
$query = false;
}
return $query;
}
/**
* Find a category image.
* @since 1.0.0
* @return string
*/
function projects_category_image($cat_id = 0)
{
global $post;
if (0 == $cat_id) {
return;
}
$image = '';
if (false === ($image = get_transient('projects_category_image_' . $cat_id))) {
$cat = get_term($cat_id, 'project-category');
$query_args = array('post_type' => 'project', 'posts_per_page' => -1, 'no_found_rows' => 1, 'tax_query' => array(array('taxonomy' => 'project-category', 'field' => 'id', 'terms' => array($cat->term_id))));
$query = new WP_Query($query_args);
while ($query->have_posts() && $image == '') {
$query->the_post();
$image = projects_get_image(get_the_ID());
if ($image) {
$image = '<a href="' . get_term_link($cat) . '" title="' . $cat->name . '">' . $image . '</a>';
set_transient('projects_category_image_' . $cat->term_id, $image, 60 * 60);
// 1 Hour.
}
}
wp_reset_postdata();
}
// get transient
return $image;
}