+ /**
+ * Filter the excluded term ids
+ *
+ * The dynamic portion of the hook name, `$adjacent`, refers to the type
+ * of adjacency, 'next' or 'previous'.
+ *
+ * @since 4.4.0
+ *
+ * @param string $excluded_terms Array of excluded term IDs.
+ */
+ $excluded_terms = apply_filters( "get_{$adjacent}_post_excluded_terms", $excluded_terms );
+
+ /**
+ * Filter the JOIN clause in the SQL for an adjacent post query.
+ *
+ * The dynamic portion of the hook name, `$adjacent`, refers to the type
+ * of adjacency, 'next' or 'previous'.
+ *
+ * @since 2.5.0
+ * @since 4.4.0 Added the `$taxonomy` and `$post` parameters.
+ *
+ * @param string $join The JOIN clause in the SQL.
+ * @param bool $in_same_term Whether post should be in a same taxonomy term.
+ * @param array $excluded_terms Array of excluded term IDs.
+ * @param string $taxonomy Taxonomy. Used to identify the term used when `$in_same_term` is true.
+ * @param WP_Post $post WP_Post object.
+ */
+ $join = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_term, $excluded_terms, $taxonomy, $post );
+
+ /**
+ * Filter the WHERE clause in the SQL for an adjacent post query.
+ *
+ * The dynamic portion of the hook name, `$adjacent`, refers to the type
+ * of adjacency, 'next' or 'previous'.
+ *
+ * @since 2.5.0
+ * @since 4.4.0 Added the `$taxonomy` and `$post` parameters.
+ *
+ * @param string $where The `WHERE` clause in the SQL.
+ * @param bool $in_same_term Whether post should be in a same taxonomy term.
+ * @param array $excluded_terms Array of excluded term IDs.
+ * @param string $taxonomy Taxonomy. Used to identify the term used when `$in_same_term` is true.
+ * @param WP_Post $post WP_Post object.
+ */
+ $where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare( "WHERE p.post_date $op %s AND p.post_type = %s $where", $current_post_date, $post->post_type ), $in_same_term, $excluded_terms, $taxonomy, $post );
+
+ /**
+ * Filter the ORDER BY clause in the SQL for an adjacent post query.
+ *
+ * The dynamic portion of the hook name, `$adjacent`, refers to the type
+ * of adjacency, 'next' or 'previous'.
+ *
+ * @since 2.5.0
+ * @since 4.4.0 Added the `$post` parameter.
+ *
+ * @param string $order_by The `ORDER BY` clause in the SQL.
+ * @param WP_Post $post WP_Post object.
+ */
+ $sort = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1", $post );
+
+ $query = "SELECT p.ID FROM $wpdb->posts AS p $join $where $sort";
+ $query_key = 'adjacent_post_' . md5( $query );
+ $result = wp_cache_get( $query_key, 'counts' );
+ if ( false !== $result ) {
+ if ( $result )
+ $result = get_post( $result );
+ return $result;
+ }
+
+ $result = $wpdb->get_var( $query );
+ if ( null === $result )
+ $result = '';
+
+ wp_cache_set( $query_key, $result, 'counts' );
+
+ if ( $result )
+ $result = get_post( $result );
+
+ return $result;
+}
+
+/**
+ * Get adjacent post relational link.
+ *
+ * Can either be next or previous post relational link.
+ *
+ * @since 2.8.0
+ *
+ * @param string $title Optional. Link title format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param bool $previous Optional. Whether to display link to previous or next post. Default true.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ * @return string|void The adjacent post relational link URL.
+ */
+function get_adjacent_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
+ if ( $previous && is_attachment() && $post = get_post() )
+ $post = get_post( $post->post_parent );
+ else
+ $post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy );
+
+ if ( empty( $post ) )
+ return;
+
+ $post_title = the_title_attribute( array( 'echo' => false, 'post' => $post ) );
+
+ if ( empty( $post_title ) )
+ $post_title = $previous ? __( 'Previous Post' ) : __( 'Next Post' );
+
+ $date = mysql2date( get_option( 'date_format' ), $post->post_date );
+
+ $title = str_replace( '%title', $post_title, $title );
+ $title = str_replace( '%date', $date, $title );
+
+ $link = $previous ? "<link rel='prev' title='" : "<link rel='next' title='";
+ $link .= esc_attr( $title );
+ $link .= "' href='" . get_permalink( $post ) . "' />\n";
+
+ $adjacent = $previous ? 'previous' : 'next';
+
+ /**
+ * Filter the adjacent post relational link.
+ *
+ * The dynamic portion of the hook name, `$adjacent`, refers to the type
+ * of adjacency, 'next' or 'previous'.
+ *
+ * @since 2.8.0
+ *
+ * @param string $link The relational link.
+ */
+ return apply_filters( "{$adjacent}_post_rel_link", $link );
+}
+
+/**
+ * Display relational links for the posts adjacent to the current post.
+ *
+ * @since 2.8.0
+ *
+ * @param string $title Optional. Link title format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ */
+function adjacent_posts_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, true, $taxonomy );
+ echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, false, $taxonomy );
+}
+
+/**
+ * Display relational links for the posts adjacent to the current post for single post pages.
+ *
+ * This is meant to be attached to actions like 'wp_head'. Do not call this directly in plugins or theme templates.
+ * @since 3.0.0
+ *
+ */
+function adjacent_posts_rel_link_wp_head() {
+ if ( ! is_single() || is_attachment() ) {
+ return;
+ }
+ adjacent_posts_rel_link();
+}
+
+/**
+ * Display relational link for the next post adjacent to the current post.
+ *
+ * @since 2.8.0
+ *
+ * @param string $title Optional. Link title format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ */
+function next_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, false, $taxonomy );
+}
+
+/**
+ * Display relational link for the previous post adjacent to the current post.
+ *
+ * @since 2.8.0
+ *
+ * @param string $title Optional. Link title format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default true.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ */
+function prev_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, true, $taxonomy );
+}
+
+/**
+ * Retrieve boundary post.
+ *
+ * Boundary being either the first or last post by publish date within the constraints specified
+ * by $in_same_term or $excluded_terms.
+ *
+ * @since 2.8.0
+ *
+ * @param bool $in_same_term Optional. Whether returned post should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param bool $start Optional. Whether to retrieve first or last post.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ * @return null|array Array containing the boundary post object if successful, null otherwise.
+ */
+function get_boundary_post( $in_same_term = false, $excluded_terms = '', $start = true, $taxonomy = 'category' ) {
+ $post = get_post();
+ if ( ! $post || ! is_single() || is_attachment() || ! taxonomy_exists( $taxonomy ) )
+ return null;
+
+ $query_args = array(
+ 'posts_per_page' => 1,
+ 'order' => $start ? 'ASC' : 'DESC',
+ 'update_post_term_cache' => false,
+ 'update_post_meta_cache' => false
+ );
+
+ $term_array = array();
+
+ if ( ! is_array( $excluded_terms ) ) {
+ if ( ! empty( $excluded_terms ) )
+ $excluded_terms = explode( ',', $excluded_terms );
+ else
+ $excluded_terms = array();
+ }
+
+ if ( $in_same_term || ! empty( $excluded_terms ) ) {
+ if ( $in_same_term )
+ $term_array = wp_get_object_terms( $post->ID, $taxonomy, array( 'fields' => 'ids' ) );
+
+ if ( ! empty( $excluded_terms ) ) {
+ $excluded_terms = array_map( 'intval', $excluded_terms );
+ $excluded_terms = array_diff( $excluded_terms, $term_array );
+
+ $inverse_terms = array();
+ foreach ( $excluded_terms as $excluded_term )
+ $inverse_terms[] = $excluded_term * -1;
+ $excluded_terms = $inverse_terms;
+ }
+
+ $query_args[ 'tax_query' ] = array( array(
+ 'taxonomy' => $taxonomy,
+ 'terms' => array_merge( $term_array, $excluded_terms )
+ ) );
+ }
+
+ return get_posts( $query_args );
+}
+
+/*
+ * Get previous post link that is adjacent to the current post.
+ *
+ * @since 3.7.0
+ *
+ * @param string $format Optional. Link anchor format.
+ * @param string $link Optional. Link permalink format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ * @return string The link URL of the previous post in relation to the current post.
+ */
+function get_previous_post_link( $format = '« %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ return get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, true, $taxonomy );
+}
+
+/**
+ * Display previous post link that is adjacent to the current post.
+ *
+ * @since 1.5.0
+ * @see get_previous_post_link()
+ *
+ * @param string $format Optional. Link anchor format.
+ * @param string $link Optional. Link permalink format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ */
+function previous_post_link( $format = '« %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ echo get_previous_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy );
+}
+
+/**
+ * Get next post link that is adjacent to the current post.
+ *
+ * @since 3.7.0
+ *
+ * @param string $format Optional. Link anchor format.
+ * @param string $link Optional. Link permalink format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ * @return string The link URL of the next post in relation to the current post.
+ */
+function get_next_post_link( $format = '%link »', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ return get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, false, $taxonomy );
+}
+
+/**
+ * Display next post link that is adjacent to the current post.
+ *
+ * @since 1.5.0
+ * @see get_next_post_link()
+ *
+ * @param string $format Optional. Link anchor format.
+ * @param string $link Optional. Link permalink format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ */
+function next_post_link( $format = '%link »', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
+ echo get_next_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy );
+}
+
+/**
+ * Get adjacent post link.
+ *
+ * Can be either next post link or previous.
+ *
+ * @since 3.7.0
+ *
+ * @param string $format Link anchor format.
+ * @param string $link Link permalink format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded terms IDs.
+ * @param bool $previous Optional. Whether to display link to previous or next post. Default true.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ * @return string The link URL of the previous or next post in relation to the current post.
+ */
+function get_adjacent_post_link( $format, $link, $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
+ if ( $previous && is_attachment() )
+ $post = get_post( get_post()->post_parent );
+ else
+ $post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy );
+
+ if ( ! $post ) {
+ $output = '';
+ } else {
+ $title = $post->post_title;
+
+ if ( empty( $post->post_title ) )
+ $title = $previous ? __( 'Previous Post' ) : __( 'Next Post' );
+
+ /** This filter is documented in wp-includes/post-template.php */
+ $title = apply_filters( 'the_title', $title, $post->ID );
+
+ $date = mysql2date( get_option( 'date_format' ), $post->post_date );
+ $rel = $previous ? 'prev' : 'next';
+
+ $string = '<a href="' . get_permalink( $post ) . '" rel="'.$rel.'">';
+ $inlink = str_replace( '%title', $title, $link );
+ $inlink = str_replace( '%date', $date, $inlink );
+ $inlink = $string . $inlink . '</a>';
+
+ $output = str_replace( '%link', $inlink, $format );
+ }
+
+ $adjacent = $previous ? 'previous' : 'next';
+
+ /**
+ * Filter the adjacent post link.
+ *
+ * The dynamic portion of the hook name, `$adjacent`, refers to the type
+ * of adjacency, 'next' or 'previous'.
+ *
+ * @since 2.6.0
+ * @since 4.2.0 Added the `$adjacent` parameter.
+ *
+ * @param string $output The adjacent post link.
+ * @param string $format Link anchor format.
+ * @param string $link Link permalink format.
+ * @param WP_Post $post The adjacent post.
+ * @param string $adjacent Whether the post is previous or next.
+ */
+ return apply_filters( "{$adjacent}_post_link", $output, $format, $link, $post, $adjacent );
+}
+
+/**
+ * Display adjacent post link.
+ *
+ * Can be either next post link or previous.
+ *
+ * @since 2.5.0
+ *
+ * @param string $format Link anchor format.
+ * @param string $link Link permalink format.
+ * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term.
+ * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded category IDs.
+ * @param bool $previous Optional. Whether to display link to previous or next post. Default true.
+ * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'.
+ */
+function adjacent_post_link( $format, $link, $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
+ echo get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, $previous, $taxonomy );
+}
+
+/**
+ * Retrieve links for page numbers.
+ *
+ * @since 1.5.0
+ *
+ * @global WP_Rewrite $wp_rewrite
+ *
+ * @param int $pagenum Optional. Page ID.
+ * @param bool $escape Optional. Whether to escape the URL for display, with esc_url(). Defaults to true.
+ * Otherwise, prepares the URL with esc_url_raw().
+ * @return string The link URL for the given page number.
+ */
+function get_pagenum_link($pagenum = 1, $escape = true ) {
+ global $wp_rewrite;
+
+ $pagenum = (int) $pagenum;
+
+ $request = remove_query_arg( 'paged' );
+
+ $home_root = parse_url(home_url());
+ $home_root = ( isset($home_root['path']) ) ? $home_root['path'] : '';
+ $home_root = preg_quote( $home_root, '|' );
+
+ $request = preg_replace('|^'. $home_root . '|i', '', $request);
+ $request = preg_replace('|^/+|', '', $request);
+
+ if ( !$wp_rewrite->using_permalinks() || is_admin() ) {
+ $base = trailingslashit( get_bloginfo( 'url' ) );
+
+ if ( $pagenum > 1 ) {
+ $result = add_query_arg( 'paged', $pagenum, $base . $request );
+ } else {
+ $result = $base . $request;
+ }
+ } else {
+ $qs_regex = '|\?.*?$|';
+ preg_match( $qs_regex, $request, $qs_match );
+
+ if ( !empty( $qs_match[0] ) ) {
+ $query_string = $qs_match[0];
+ $request = preg_replace( $qs_regex, '', $request );
+ } else {
+ $query_string = '';
+ }
+
+ $request = preg_replace( "|$wp_rewrite->pagination_base/\d+/?$|", '', $request);
+ $request = preg_replace( '|^' . preg_quote( $wp_rewrite->index, '|' ) . '|i', '', $request);
+ $request = ltrim($request, '/');
+
+ $base = trailingslashit( get_bloginfo( 'url' ) );
+
+ if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' != $request ) )
+ $base .= $wp_rewrite->index . '/';
+
+ if ( $pagenum > 1 ) {
+ $request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( $wp_rewrite->pagination_base . "/" . $pagenum, 'paged' );
+ }
+
+ $result = $base . $request . $query_string;
+ }
+
+ /**
+ * Filter the page number link for the current request.
+ *
+ * @since 2.5.0
+ *
+ * @param string $result The page number link.
+ */
+ $result = apply_filters( 'get_pagenum_link', $result );
+
+ if ( $escape )
+ return esc_url( $result );
+ else
+ return esc_url_raw( $result );
+}
+
+/**
+ * Retrieve next posts page link.
+ *
+ * Backported from 2.1.3 to 2.0.10.
+ *
+ * @since 2.0.10
+ *
+ * @global int $paged
+ *
+ * @param int $max_page Optional. Max pages.
+ * @return string|void The link URL for next posts page.
+ */
+function get_next_posts_page_link($max_page = 0) {
+ global $paged;
+
+ if ( !is_single() ) {
+ if ( !$paged )
+ $paged = 1;
+ $nextpage = intval($paged) + 1;
+ if ( !$max_page || $max_page >= $nextpage )
+ return get_pagenum_link($nextpage);
+ }
+}
+
+/**
+ * Display or return the next posts page link.
+ *
+ * @since 0.71
+ *
+ * @param int $max_page Optional. Max pages.
+ * @param bool $echo Optional. Echo or return;
+ * @return string|void The link URL for next posts page if `$echo = false`.
+ */
+function next_posts( $max_page = 0, $echo = true ) {
+ $output = esc_url( get_next_posts_page_link( $max_page ) );
+
+ if ( $echo )
+ echo $output;
+ else
+ return $output;
+}
+
+/**
+ * Return the next posts page link.
+ *
+ * @since 2.7.0
+ *
+ * @global int $paged
+ * @global WP_Query $wp_query
+ *
+ * @param string $label Content for link text.
+ * @param int $max_page Optional. Max pages.
+ * @return string|void HTML-formatted next posts page link.
+ */
+function get_next_posts_link( $label = null, $max_page = 0 ) {
+ global $paged, $wp_query;
+
+ if ( !$max_page )
+ $max_page = $wp_query->max_num_pages;
+
+ if ( !$paged )
+ $paged = 1;
+
+ $nextpage = intval($paged) + 1;
+
+ if ( null === $label )
+ $label = __( 'Next Page »' );
+
+ if ( !is_single() && ( $nextpage <= $max_page ) ) {
+ /**
+ * Filter the anchor tag attributes for the next posts page link.
+ *
+ * @since 2.7.0
+ *
+ * @param string $attributes Attributes for the anchor tag.
+ */
+ $attr = apply_filters( 'next_posts_link_attributes', '' );
+
+ return '<a href="' . next_posts( $max_page, false ) . "\" $attr>" . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) . '</a>';
+ }
+}
+
+/**
+ * Display the next posts page link.
+ *
+ * @since 0.71
+ *
+ * @param string $label Content for link text.
+ * @param int $max_page Optional. Max pages.
+ */
+function next_posts_link( $label = null, $max_page = 0 ) {
+ echo get_next_posts_link( $label, $max_page );
+}
+
+/**
+ * Retrieve previous posts page link.
+ *
+ * Will only return string, if not on a single page or post.
+ *
+ * Backported to 2.0.10 from 2.1.3.
+ *
+ * @since 2.0.10
+ *
+ * @global int $paged
+ *
+ * @return string|void The link for the previous posts page.
+ */
+function get_previous_posts_page_link() {
+ global $paged;
+
+ if ( !is_single() ) {
+ $nextpage = intval($paged) - 1;
+ if ( $nextpage < 1 )
+ $nextpage = 1;
+ return get_pagenum_link($nextpage);
+ }
+}
+
+/**
+ * Display or return the previous posts page link.
+ *
+ * @since 0.71
+ *
+ * @param bool $echo Optional. Echo or return;
+ * @return string|void The previous posts page link if `$echo = false`.
+ */
+function previous_posts( $echo = true ) {
+ $output = esc_url( get_previous_posts_page_link() );
+
+ if ( $echo )
+ echo $output;
+ else
+ return $output;
+}
+
+/**
+ * Return the previous posts page link.
+ *
+ * @since 2.7.0
+ *
+ * @global int $paged
+ *
+ * @param string $label Optional. Previous page link text.
+ * @return string|void HTML-formatted previous page link.
+ */
+function get_previous_posts_link( $label = null ) {
+ global $paged;
+
+ if ( null === $label )
+ $label = __( '« Previous Page' );
+
+ if ( !is_single() && $paged > 1 ) {
+ /**
+ * Filter the anchor tag attributes for the previous posts page link.
+ *
+ * @since 2.7.0
+ *
+ * @param string $attributes Attributes for the anchor tag.
+ */
+ $attr = apply_filters( 'previous_posts_link_attributes', '' );
+ return '<a href="' . previous_posts( false ) . "\" $attr>". preg_replace( '/&([^#])(?![a-z]{1,8};)/i', '&$1', $label ) .'</a>';
+ }
+}
+
+/**
+ * Display the previous posts page link.
+ *
+ * @since 0.71
+ *
+ * @param string $label Optional. Previous page link text.
+ */
+function previous_posts_link( $label = null ) {
+ echo get_previous_posts_link( $label );
+}
+
+/**
+ * Return post pages link navigation for previous and next pages.
+ *
+ * @since 2.8.0
+ *
+ * @global WP_Query $wp_query
+ *
+ * @param string|array $args Optional args.
+ * @return string The posts link navigation.
+ */
+function get_posts_nav_link( $args = array() ) {
+ global $wp_query;
+
+ $return = '';
+
+ if ( !is_singular() ) {
+ $defaults = array(
+ 'sep' => ' — ',
+ 'prelabel' => __('« Previous Page'),
+ 'nxtlabel' => __('Next Page »'),
+ );
+ $args = wp_parse_args( $args, $defaults );
+
+ $max_num_pages = $wp_query->max_num_pages;
+ $paged = get_query_var('paged');
+
+ //only have sep if there's both prev and next results
+ if ($paged < 2 || $paged >= $max_num_pages) {
+ $args['sep'] = '';
+ }
+
+ if ( $max_num_pages > 1 ) {
+ $return = get_previous_posts_link($args['prelabel']);
+ $return .= preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $args['sep']);
+ $return .= get_next_posts_link($args['nxtlabel']);
+ }
+ }
+ return $return;
+
+}
+
+/**
+ * Display post pages link navigation for previous and next pages.
+ *
+ * @since 0.71
+ *
+ * @param string $sep Optional. Separator for posts navigation links.
+ * @param string $prelabel Optional. Label for previous pages.
+ * @param string $nxtlabel Optional Label for next pages.
+ */
+function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '' ) {
+ $args = array_filter( compact('sep', 'prelabel', 'nxtlabel') );
+ echo get_posts_nav_link($args);
+}
+
+/**
+ * Return navigation to next/previous post when applicable.
+ *
+ * @since 4.1.0
+ * @since 4.4.0 Introduced the `in_same_term`, `excluded_terms`, and `taxonomy` arguments.
+ *
+ * @param array $args {
+ * Optional. Default post navigation arguments. Default empty array.
+ *
+ * @type string $prev_text Anchor text to display in the previous post link. Default '%title'.
+ * @type string $next_text Anchor text to display in the next post link. Default '%title'.
+ * @type bool $in_same_term Whether link should be in a same taxonomy term. Default false.
+ * @type array|string $excluded_terms Array or comma-separated list of excluded term IDs. Default empty.
+ * @type string $taxonomy Taxonomy, if `$in_same_term` is true. Default 'category'.
+ * @type string $screen_reader_text Screen reader text for nav element. Default 'Post navigation'.
+ * }
+ * @return string Markup for post links.
+ */
+function get_the_post_navigation( $args = array() ) {
+ $args = wp_parse_args( $args, array(
+ 'prev_text' => '%title',
+ 'next_text' => '%title',
+ 'in_same_term' => false,
+ 'excluded_terms' => '',
+ 'taxonomy' => 'category',
+ 'screen_reader_text' => __( 'Post navigation' ),
+ ) );
+
+ $navigation = '';
+
+ $previous = get_previous_post_link(
+ '<div class="nav-previous">%link</div>',
+ $args['prev_text'],
+ $args['in_same_term'],
+ $args['excluded_terms'],
+ $args['taxonomy']
+ );
+
+ $next = get_next_post_link(
+ '<div class="nav-next">%link</div>',
+ $args['next_text'],
+ $args['in_same_term'],
+ $args['excluded_terms'],
+ $args['taxonomy']
+ );
+
+ // Only add markup if there's somewhere to navigate to.
+ if ( $previous || $next ) {
+ $navigation = _navigation_markup( $previous . $next, 'post-navigation', $args['screen_reader_text'] );
+ }
+
+ return $navigation;
+}
+
+/**
+ * Display navigation to next/previous post when applicable.
+ *
+ * @since 4.1.0
+ *
+ * @param array $args Optional. See {@see get_the_post_navigation()} for available
+ * arguments. Default empty array.
+ */
+function the_post_navigation( $args = array() ) {
+ echo get_the_post_navigation( $args );
+}
+
+/**
+ * Return navigation to next/previous set of posts when applicable.
+ *
+ * @since 4.1.0
+ *
+ * @global WP_Query $wp_query WordPress Query object.
+ *
+ * @param array $args {
+ * Optional. Default posts navigation arguments. Default empty array.
+ *
+ * @type string $prev_text Anchor text to display in the previous posts link.
+ * Default 'Older posts'.
+ * @type string $next_text Anchor text to display in the next posts link.
+ * Default 'Newer posts'.
+ * @type string $screen_reader_text Screen reader text for nav element.
+ * Default 'Posts navigation'.
+ * }
+ * @return string Markup for posts links.
+ */
+function get_the_posts_navigation( $args = array() ) {
+ $navigation = '';
+
+ // Don't print empty markup if there's only one page.
+ if ( $GLOBALS['wp_query']->max_num_pages > 1 ) {
+ $args = wp_parse_args( $args, array(
+ 'prev_text' => __( 'Older posts' ),
+ 'next_text' => __( 'Newer posts' ),
+ 'screen_reader_text' => __( 'Posts navigation' ),
+ ) );
+
+ $next_link = get_previous_posts_link( $args['next_text'] );
+ $prev_link = get_next_posts_link( $args['prev_text'] );
+
+ if ( $prev_link ) {
+ $navigation .= '<div class="nav-previous">' . $prev_link . '</div>';
+ }
+
+ if ( $next_link ) {
+ $navigation .= '<div class="nav-next">' . $next_link . '</div>';
+ }
+
+ $navigation = _navigation_markup( $navigation, 'posts-navigation', $args['screen_reader_text'] );
+ }
+
+ return $navigation;
+}
+
+/**
+ * Display navigation to next/previous set of posts when applicable.
+ *
+ * @since 4.1.0
+ *
+ * @param array $args Optional. See {@see get_the_posts_navigation()} for available
+ * arguments. Default empty array.
+ */
+function the_posts_navigation( $args = array() ) {
+ echo get_the_posts_navigation( $args );
+}
+
+/**
+ * Return a paginated navigation to next/previous set of posts,
+ * when applicable.
+ *
+ * @since 4.1.0
+ *
+ * @param array $args {
+ * Optional. Default pagination arguments, {@see paginate_links()}.
+ *
+ * @type string $screen_reader_text Screen reader text for navigation element.
+ * Default 'Posts navigation'.
+ * }
+ * @return string Markup for pagination links.
+ */
+function get_the_posts_pagination( $args = array() ) {
+ $navigation = '';
+
+ // Don't print empty markup if there's only one page.
+ if ( $GLOBALS['wp_query']->max_num_pages > 1 ) {
+ $args = wp_parse_args( $args, array(
+ 'mid_size' => 1,
+ 'prev_text' => _x( 'Previous', 'previous post' ),
+ 'next_text' => _x( 'Next', 'next post' ),
+ 'screen_reader_text' => __( 'Posts navigation' ),
+ ) );
+
+ // Make sure we get a string back. Plain is the next best thing.
+ if ( isset( $args['type'] ) && 'array' == $args['type'] ) {
+ $args['type'] = 'plain';
+ }
+
+ // Set up paginated links.
+ $links = paginate_links( $args );
+
+ if ( $links ) {
+ $navigation = _navigation_markup( $links, 'pagination', $args['screen_reader_text'] );
+ }
+ }
+
+ return $navigation;
+}
+
+/**
+ * Display a paginated navigation to next/previous set of posts,
+ * when applicable.
+ *
+ * @since 4.1.0
+ *
+ * @param array $args Optional. See {@see get_the_posts_pagination()} for available arguments.
+ * Default empty array.
+ */
+function the_posts_pagination( $args = array() ) {
+ echo get_the_posts_pagination( $args );
+}
+
+/**
+ * Wraps passed links in navigational markup.
+ *
+ * @since 4.1.0
+ * @access private
+ *
+ * @param string $links Navigational links.
+ * @param string $class Optional. Custom class for nav element. Default: 'posts-navigation'.
+ * @param string $screen_reader_text Optional. Screen reader text for nav element. Default: 'Posts navigation'.
+ * @return string Navigation template tag.
+ */
+function _navigation_markup( $links, $class = 'posts-navigation', $screen_reader_text = '' ) {
+ if ( empty( $screen_reader_text ) ) {
+ $screen_reader_text = __( 'Posts navigation' );
+ }
+
+ $template = '
+ <nav class="navigation %1$s" role="navigation">
+ <h2 class="screen-reader-text">%2$s</h2>
+ <div class="nav-links">%3$s</div>
+ </nav>';
+
+ /**
+ * Filter the navigation markup template.
+ *
+ * Note: The filtered template HTML must contain specifiers for the navigation
+ * class (%1$s), the screen-reader-text value (%2$s), and placement of the
+ * navigation links (%3$s):
+ *
+ * <nav class="navigation %1$s" role="navigation">
+ * <h2 class="screen-reader-text">%2$s</h2>
+ * <div class="nav-links">%3$s</div>
+ * </nav>
+ *
+ * @since 4.4.0
+ *
+ * @param string $template The default template.
+ * @param string $class The class passed by the calling function.
+ * @return string Navigation template.
+ */
+ $template = apply_filters( 'navigation_markup_template', $template, $class );
+
+ return sprintf( $template, sanitize_html_class( $class ), esc_html( $screen_reader_text ), $links );
+}
+
+/**
+ * Retrieve comments page number link.
+ *
+ * @since 2.7.0
+ *
+ * @global WP_Rewrite $wp_rewrite
+ *
+ * @param int $pagenum Optional. Page number.
+ * @param int $max_page Optional. The maximum number of comment pages.
+ * @return string The comments page number link URL.
+ */
+function get_comments_pagenum_link( $pagenum = 1, $max_page = 0 ) {
+ global $wp_rewrite;
+
+ $pagenum = (int) $pagenum;
+
+ $result = get_permalink();
+
+ if ( 'newest' == get_option('default_comments_page') ) {
+ if ( $pagenum != $max_page ) {
+ if ( $wp_rewrite->using_permalinks() )
+ $result = user_trailingslashit( trailingslashit($result) . $wp_rewrite->comments_pagination_base . '-' . $pagenum, 'commentpaged');
+ else
+ $result = add_query_arg( 'cpage', $pagenum, $result );
+ }
+ } elseif ( $pagenum > 1 ) {
+ if ( $wp_rewrite->using_permalinks() )
+ $result = user_trailingslashit( trailingslashit($result) . $wp_rewrite->comments_pagination_base . '-' . $pagenum, 'commentpaged');
+ else
+ $result = add_query_arg( 'cpage', $pagenum, $result );
+ }
+
+ $result .= '#comments';
+
+ /**
+ * Filter the comments page number link for the current request.
+ *
+ * @since 2.7.0
+ *
+ * @param string $result The comments page number link.
+ */
+ return apply_filters( 'get_comments_pagenum_link', $result );
+}
+
+/**
+ * Return the link to next comments page.
+ *
+ * @since 2.7.1
+ *
+ * @global WP_Query $wp_query
+ *
+ * @param string $label Optional. Label for link text.
+ * @param int $max_page Optional. Max page.
+ * @return string|void HTML-formatted link for the next page of comments.
+ */
+function get_next_comments_link( $label = '', $max_page = 0 ) {
+ global $wp_query;
+
+ if ( ! is_singular() )
+ return;
+
+ $page = get_query_var('cpage');
+
+ if ( ! $page ) {
+ $page = 1;
+ }
+
+ $nextpage = intval($page) + 1;
+
+ if ( empty($max_page) )
+ $max_page = $wp_query->max_num_comment_pages;
+
+ if ( empty($max_page) )
+ $max_page = get_comment_pages_count();
+
+ if ( $nextpage > $max_page )
+ return;
+
+ if ( empty($label) )
+ $label = __('Newer Comments »');
+
+ /**
+ * Filter the anchor tag attributes for the next comments page link.
+ *
+ * @since 2.7.0
+ *
+ * @param string $attributes Attributes for the anchor tag.
+ */
+ return '<a href="' . esc_url( get_comments_pagenum_link( $nextpage, $max_page ) ) . '" ' . apply_filters( 'next_comments_link_attributes', '' ) . '>'. preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) .'</a>';
+}
+
+/**
+ * Display the link to next comments page.
+ *
+ * @since 2.7.0
+ *
+ * @param string $label Optional. Label for link text.
+ * @param int $max_page Optional. Max page.
+ */
+function next_comments_link( $label = '', $max_page = 0 ) {
+ echo get_next_comments_link( $label, $max_page );
+}
+
+/**
+ * Return the previous comments page link.
+ *
+ * @since 2.7.1
+ *
+ * @param string $label Optional. Label for comments link text.
+ * @return string|void HTML-formatted link for the previous page of comments.
+ */
+function get_previous_comments_link( $label = '' ) {
+ if ( ! is_singular() )
+ return;
+
+ $page = get_query_var('cpage');
+
+ if ( intval($page) <= 1 )
+ return;
+
+ $prevpage = intval($page) - 1;
+
+ if ( empty($label) )
+ $label = __('« Older Comments');
+
+ /**
+ * Filter the anchor tag attributes for the previous comments page link.
+ *
+ * @since 2.7.0
+ *
+ * @param string $attributes Attributes for the anchor tag.
+ */
+ return '<a href="' . esc_url( get_comments_pagenum_link( $prevpage ) ) . '" ' . apply_filters( 'previous_comments_link_attributes', '' ) . '>' . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) .'</a>';
+}
+
+/**
+ * Display the previous comments page link.
+ *
+ * @since 2.7.0
+ *
+ * @param string $label Optional. Label for comments link text.
+ */
+function previous_comments_link( $label = '' ) {
+ echo get_previous_comments_link( $label );
+}
+
+/**
+ * Create pagination links for the comments on the current post.
+ *
+ * @see paginate_links()
+ * @since 2.7.0
+ *
+ * @global WP_Rewrite $wp_rewrite
+ *
+ * @param string|array $args Optional args. See paginate_links().
+ * @return string|void Markup for pagination links.
+*/
+function paginate_comments_links($args = array()) {
+ global $wp_rewrite;
+
+ if ( ! is_singular() )
+ return;
+
+ $page = get_query_var('cpage');
+ if ( !$page )
+ $page = 1;
+ $max_page = get_comment_pages_count();
+ $defaults = array(
+ 'base' => add_query_arg( 'cpage', '%#%' ),
+ 'format' => '',
+ 'total' => $max_page,
+ 'current' => $page,
+ 'echo' => true,
+ 'add_fragment' => '#comments'
+ );
+ if ( $wp_rewrite->using_permalinks() )
+ $defaults['base'] = user_trailingslashit(trailingslashit(get_permalink()) . $wp_rewrite->comments_pagination_base . '-%#%', 'commentpaged');
+
+ $args = wp_parse_args( $args, $defaults );
+ $page_links = paginate_links( $args );
+
+ if ( $args['echo'] )
+ echo $page_links;
+ else
+ return $page_links;
+}
+
+/**
+ * Returns navigation to next/previous set of comments when applicable.
+ *
+ * @since 4.4.0
+ *
+ * @param array $args {
+ * Optional. Default comments navigation arguments.
+ *
+ * @type string $prev_text Anchor text to display in the previous comments link. Default 'Older comments'.
+ * @type string $next_text Anchor text to display in the next comments link. Default 'Newer comments'.
+ * @type string $screen_reader_text Screen reader text for nav element. Default 'Comments navigation'.
+ * }
+ * @return string Markup for comments links.
+ */
+function get_the_comments_navigation( $args = array() ) {
+ $navigation = '';
+
+ // Are there comments to navigate through?
+ if ( get_comment_pages_count() > 1 ) {
+ $args = wp_parse_args( $args, array(
+ 'prev_text' => __( 'Older comments' ),
+ 'next_text' => __( 'Newer comments' ),
+ 'screen_reader_text' => __( 'Comments navigation' ),
+ ) );
+
+ $prev_link = get_previous_comments_link( $args['prev_text'] );
+ $next_link = get_next_comments_link( $args['next_text'] );
+
+ if ( $prev_link ) {
+ $navigation .= '<div class="nav-previous">' . $prev_link . '</div>';
+ }
+
+ if ( $next_link ) {
+ $navigation .= '<div class="nav-next">' . $next_link . '</div>';
+ }
+
+ $navigation = _navigation_markup( $navigation, 'comment-navigation', $args['screen_reader_text'] );
+ }
+
+ return $navigation;
+}
+
+/**
+ * Displays navigation to next/previous set of comments when applicable.
+ *
+ * @since 4.4.0
+ *
+ * @param array $args See {@see get_the_comments_navigation()} for available arguments.
+ */
+function the_comments_navigation( $args = array() ) {
+ echo get_the_comments_navigation( $args );
+}
+
+/**
+ * Returns a paginated navigation to next/previous set of comments,
+ * when applicable.
+ *
+ * @since 4.4.0
+ *
+ * @see paginate_comments_links()
+ *
+ * @param array $args {
+ * Optional. Default pagination arguments.
+ *
+ * @type string $screen_reader_text Screen reader text for nav element. Default 'Comments navigation'.
+ * }
+ * @return string Markup for pagination links.
+ */
+function get_the_comments_pagination( $args = array() ) {
+ $navigation = '';
+ $args = wp_parse_args( $args, array(
+ 'screen_reader_text' => __( 'Comments navigation' ),
+ ) );
+ $args['echo'] = false;
+
+ // Make sure we get plain links, so we get a string we can work with.
+ $args['type'] = 'plain';
+
+ $links = paginate_comments_links( $args );
+
+ if ( $links ) {
+ $navigation = _navigation_markup( $links, 'comments-pagination', $args['screen_reader_text'] );
+ }
+
+ return $navigation;
+}
+
+/**
+ * Displays a paginated navigation to next/previous set of comments,
+ * when applicable.
+ *
+ * @since 4.4.0
+ *
+ * @param array $args See {@see get_the_comments_pagination()} for available arguments.
+ */
+function the_comments_pagination( $args = array() ) {
+ echo get_the_comments_pagination( $args );
+}
+
+/**
+ * Retrieve the Press This bookmarklet link.
+ *
+ * Use this in 'a' element 'href' attribute.
+ *
+ * @since 2.6.0
+ *
+ * @global bool $is_IE
+ * @global string $wp_version
+ * @global WP_Press_This $wp_press_this
+ *
+ * @return string The Press This bookmarklet link URL.
+ */
+function get_shortcut_link() {
+ global $is_IE, $wp_version;
+
+ include_once( ABSPATH . 'wp-admin/includes/class-wp-press-this.php' );
+ $bookmarklet_version = $GLOBALS['wp_press_this']->version;
+ $link = '';
+
+ if ( $is_IE ) {
+ /**
+ * Return the old/shorter bookmarklet code for MSIE 8 and lower,
+ * since they only support a max length of ~2000 characters for
+ * bookmark[let] URLs, which is way to small for our smarter one.
+ * Do update the version number so users do not get the "upgrade your
+ * bookmarklet" notice when using PT in those browsers.
+ */
+ $ua = $_SERVER['HTTP_USER_AGENT'];
+
+ if ( ! empty( $ua ) && preg_match( '/\bMSIE (\d)/', $ua, $matches ) && (int) $matches[1] <= 8 ) {
+ $url = wp_json_encode( admin_url( 'press-this.php' ) );
+
+ $link = 'javascript:var d=document,w=window,e=w.getSelection,k=d.getSelection,x=d.selection,' .
+ 's=(e?e():(k)?k():(x?x.createRange().text:0)),f=' . $url . ',l=d.location,e=encodeURIComponent,' .
+ 'u=f+"?u="+e(l.href)+"&t="+e(d.title)+"&s="+e(s)+"&v=' . $bookmarklet_version . '";' .
+ 'a=function(){if(!w.open(u,"t","toolbar=0,resizable=1,scrollbars=1,status=1,width=600,height=700"))l.href=u;};' .
+ 'if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else a();void(0)';
+ }
+ }
+
+ if ( empty( $link ) ) {
+ $src = @file_get_contents( ABSPATH . 'wp-admin/js/bookmarklet.min.js' );
+
+ if ( $src ) {
+ $url = wp_json_encode( admin_url( 'press-this.php' ) . '?v=' . $bookmarklet_version );
+ $link = 'javascript:' . str_replace( 'window.pt_url', $url, $src );
+ }
+ }
+
+ $link = str_replace( array( "\r", "\n", "\t" ), '', $link );
+
+ /**
+ * Filter the Press This bookmarklet link.
+ *
+ * @since 2.6.0
+ *
+ * @param string $link The Press This bookmarklet link.
+ */
+ return apply_filters( 'shortcut_link', $link );
+}
+
+/**
+ * Retrieve the home url for the current site.
+ *
+ * Returns the 'home' option with the appropriate protocol, 'https' if
+ * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https',
+ * `is_ssl()` is overridden.
+ *
+ * @since 3.0.0
+ *
+ * @param string $path Optional. Path relative to the home url. Default empty.
+ * @param string|null $scheme Optional. Scheme to give the home url context. Accepts
+ * 'http', 'https', 'relative', 'rest', or null. Default null.
+ * @return string Home url link with optional path appended.
+*/
+function home_url( $path = '', $scheme = null ) {
+ return get_home_url( null, $path, $scheme );
+}
+
+/**
+ * Retrieve the home url for a given site.
+ *
+ * Returns the 'home' option with the appropriate protocol, 'https' if
+ * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https',
+ * `is_ssl()` is
+ * overridden.
+ *
+ * @since 3.0.0
+ *
+ * @global string $pagenow
+ *
+ * @param int $blog_id Optional. Blog ID. Default null (current blog).
+ * @param string $path Optional. Path relative to the home URL. Default empty.
+ * @param string|null $orig_scheme Optional. Scheme to give the home URL context. Accepts
+ * 'http', 'https', 'relative', 'rest', or null. Default null.
+ * @return string Home URL link with optional path appended.
+*/
+function get_home_url( $blog_id = null, $path = '', $scheme = null ) {
+ global $pagenow;
+
+ $orig_scheme = $scheme;
+
+ if ( empty( $blog_id ) || !is_multisite() ) {
+ $url = get_option( 'home' );
+ } else {
+ switch_to_blog( $blog_id );
+ $url = get_option( 'home' );
+ restore_current_blog();
+ }
+
+ if ( ! in_array( $scheme, array( 'http', 'https', 'relative' ) ) ) {
+ if ( is_ssl() && ! is_admin() && 'wp-login.php' !== $pagenow )
+ $scheme = 'https';
+ else
+ $scheme = parse_url( $url, PHP_URL_SCHEME );
+ }
+
+ $url = set_url_scheme( $url, $scheme );
+
+ if ( $path && is_string( $path ) )
+ $url .= '/' . ltrim( $path, '/' );
+
+ /**
+ * Filter the home URL.
+ *
+ * @since 3.0.0
+ *
+ * @param string $url The complete home URL including scheme and path.
+ * @param string $path Path relative to the home URL. Blank string if no path is specified.
+ * @param string|null $orig_scheme Scheme to give the home URL context. Accepts 'http', 'https',
+ * 'relative', 'rest', or null.
+ * @param int|null $blog_id Blog ID, or null for the current blog.
+ */
+ return apply_filters( 'home_url', $url, $path, $orig_scheme, $blog_id );
+}
+
+/**
+ * Retrieve the site url for the current site.
+ *
+ * Returns the 'site_url' option with the appropriate protocol, 'https' if
+ * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is
+ * overridden.
+ *
+ * @since 3.0.0
+ *
+ * @param string $path Optional. Path relative to the site url.
+ * @param string $scheme Optional. Scheme to give the site url context. See set_url_scheme().
+ * @return string Site url link with optional path appended.
+*/
+function site_url( $path = '', $scheme = null ) {
+ return get_site_url( null, $path, $scheme );
+}
+
+/**
+ * Retrieve the site url for a given site.
+ *
+ * Returns the 'site_url' option with the appropriate protocol, 'https' if
+ * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https',
+ * `is_ssl()` is overridden.
+ *
+ * @since 3.0.0
+ *
+ * @param int $blog_id Optional. Blog ID. Default null (current site).
+ * @param string $path Optional. Path relative to the site url. Default empty.
+ * @param string $scheme Optional. Scheme to give the site url context. Accepts
+ * 'http', 'https', 'login', 'login_post', 'admin', or
+ * 'relative'. Default null.
+ * @return string Site url link with optional path appended.
+*/
+function get_site_url( $blog_id = null, $path = '', $scheme = null ) {
+ if ( empty( $blog_id ) || !is_multisite() ) {
+ $url = get_option( 'siteurl' );
+ } else {
+ switch_to_blog( $blog_id );
+ $url = get_option( 'siteurl' );
+ restore_current_blog();
+ }
+
+ $url = set_url_scheme( $url, $scheme );
+
+ if ( $path && is_string( $path ) )
+ $url .= '/' . ltrim( $path, '/' );
+
+ /**
+ * Filter the site URL.
+ *
+ * @since 2.7.0
+ *
+ * @param string $url The complete site URL including scheme and path.
+ * @param string $path Path relative to the site URL. Blank string if no path is specified.
+ * @param string|null $scheme Scheme to give the site URL context. Accepts 'http', 'https', 'login',
+ * 'login_post', 'admin', 'relative' or null.
+ * @param int|null $blog_id Blog ID, or null for the current blog.
+ */
+ return apply_filters( 'site_url', $url, $path, $scheme, $blog_id );
+}