<?php
/**
* Archives shortcode
*
* @author bubel & nickmomrik
* [archives limit=10]
*
* @package automattic/jetpack
*/
add_shortcode( 'archives', 'archives_shortcode' );
/**
* Display Archives shortcode.
*
* @param array $atts Shortcode attributes.
*/
function archives_shortcode( $atts ) {
if ( is_feed() ) {
return '[archives]';
}
global $allowedposttags;
$default_atts = array(
'type' => 'postbypost',
'limit' => '',
'format' => 'html',
'showcount' => false,
'before' => '',
'after' => '',
'order' => 'desc',
);
$attr = shortcode_atts( $default_atts, $atts, 'archives' );
if ( ! in_array( $attr['type'], array( 'yearly', 'monthly', 'daily', 'weekly', 'postbypost' ), true ) ) {
$attr['type'] = 'postbypost';
}
if ( ! in_array( $attr['format'], array( 'html', 'option', 'custom' ), true ) ) {
$attr['format'] = 'html';
}
$limit = (int) $attr['limit'];
// A Limit of 0 makes no sense so revert back to the default.
if ( empty( $limit ) ) {
$limit = '';
}
$showcount = ( false !== $attr['showcount'] && 'false' !== $attr['showcount'] ) ? true : false;
$before = wp_kses( $attr['before'], $allowedposttags );
$after = wp_kses( $attr['after'], $allowedposttags );
// Get the archives.
$archives = wp_get_archives(
array(
'type' => $attr['type'],
'limit' => $limit,
'format' => $attr['format'],
'echo' => false,
'show_post_count' => $showcount,
'before' => $before,
'after' => $after,
)
);
if ( 'asc' === $attr['order'] ) {
$archives = implode( "\n", array_reverse( explode( "\n", $archives ) ) );
}
// Check to see if there are any archives.
if ( empty( $archives ) ) {
$archives = '<p>' . __( 'Your blog does not currently have any published posts.', 'jetpack' ) . '</p>';
} elseif ( 'option' === $attr['format'] ) {
$is_amp = class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request();
$change_attribute = $is_amp ? 'on="change:AMP.navigateTo(url=event.value)"' : 'onchange="document.location.href=this.options[this.selectedIndex].value;"';
$archives = '<select name="archive-dropdown" ' . $change_attribute . '><option value="' . get_permalink() . '">--</option>' . $archives . '</select>';
} elseif ( 'html' === $attr['format'] ) {
$archives = '<ul>' . $archives . '</ul>';
}
return $archives;
}