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  • Looks like I overlooked that and the code wasn’t working properly. I did figure out how to fix it with but after reviewing http://googlewebmastercentral.blogspot.com/2011/09/pagination-with-relnext-and-relprev.html, I realized that the link rel tags must be placed in the <head> section of the page rather than the <body> so this would not be a good solution.

    I saw the following article http://yoast.com/rel-next-prev-paginated-archives/ and it looks like their SEO plugin has the ability to add these to the <head> section.

    You only need to modify one function which is the get_single() function.

    Here is the full code for the core.php file:

    <?php
    
    /**
     * Template tag: Boxed Style Paging
     *
     * @param array $args:
     *      'before': (string)
     *      'after': (string)
     *      'options': (string|array) Used to overwrite options set in WP-Admin -> Settings -> PageNavi
     *      'query': (object) A WP_Query instance
     */
    function wp_pagenavi( $args = array() ) {
            if ( !is_array( $args ) ) {
                    $argv = func_get_args();
                    $args = array();
                    foreach ( array( 'before', 'after', 'options' ) as $i => $key )
                            $args[ $key ] = $argv[ $i ];
            }
    
            $args = wp_parse_args( $args, array(
                    'before' => '',
                    'after' => '',
                    'options' => array(),
                    'query' => $GLOBALS['wp_query'],
                    'type' => 'posts'
            ) );
    
            extract( $args, EXTR_SKIP );
    
            $options = wp_parse_args( $options, PageNavi_Core::$options->get() );
    
            $instance = new PageNavi_Call( $args );
    
            list( $posts_per_page, $paged, $total_pages ) = $instance->get_pagination_args();
    
            if ( 1 == $total_pages && !$options['always_show'] )
                    return;
    
            $pages_to_show = absint( $options['num_pages'] );
            $larger_page_to_show = absint( $options['num_larger_page_numbers'] );
            $larger_page_multiple = absint( $options['larger_page_numbers_multiple'] );
            $pages_to_show_minus_1 = $pages_to_show - 1;
            $half_page_start = floor( $pages_to_show_minus_1/2 );
            $half_page_end = ceil( $pages_to_show_minus_1/2 );
            $start_page = $paged - $half_page_start;
    
            if ( $start_page <= 0 )
                    $start_page = 1;
    
            $end_page = $paged + $half_page_end;
    
            if ( ( $end_page - $start_page ) != $pages_to_show_minus_1 )
                    $end_page = $start_page + $pages_to_show_minus_1;
    
            if ( $end_page > $total_pages ) {
                    $start_page = $total_pages - $pages_to_show_minus_1;
                    $end_page = $total_pages;
            }
    
            if ( $start_page < 1 )
                    $start_page = 1;
    
            $out = '';
            switch ( intval( $options['style'] ) ) {
                    // Normal
                    case 1:
                            // Text
                            if ( !empty( $options['pages_text'] ) ) {
                                    $pages_text = str_replace(
                                            array( "%CURRENT_PAGE%", "%TOTAL_PAGES%" ),
                                            array( number_format_i18n( $paged ), number_format_i18n( $total_pages ) ),
                                    $options['pages_text'] );
                                    $out .= "<span class='pages'>$pages_text</span>";
                            }
    
                            if ( $start_page >= 2 && $pages_to_show < $total_pages ) {
                                    // First
                                    $first_text = str_replace( '%TOTAL_PAGES%', number_format_i18n( $total_pages ), $options['first_text'] );
                                    $out .= $instance->get_single( 1, 'first', $first_text, '%TOTAL_PAGES%' );
                            }
    
                            // Previous
                            if ( $paged > 1 && !empty( $options['prev_text'] ) )
                                    $out .= $instance->get_single( $paged - 1, 'previouspostslink', $options['prev_text'] );
    
                            if ( $start_page >= 2 && $pages_to_show < $total_pages ) {
                                    if ( !empty( $options['dotleft_text'] ) )
                                            $out .= "<span class='extend'>{$options['dotleft_text']}</span>";
                            }
    
                            // Smaller pages
                            $larger_pages_array = array();
                            if ( $larger_page_multiple )
                                    for ( $i = $larger_page_multiple; $i <= $total_pages; $i+= $larger_page_multiple )
                                            $larger_pages_array[] = $i;
    
                            $larger_page_start = 0;
                            foreach ( $larger_pages_array as $larger_page ) {
                                    if ( $larger_page < ($start_page - $half_page_start) && $larger_page_start < $larger_page_to_show ) {
                                            $out .= $instance->get_single( $larger_page, 'smaller page', $options['page_text'] );
                                            $larger_page_start++;
                                    }
                            }
    
                            if ( $larger_page_start )
                                    $out .= "<span class='extend'>{$options['dotleft_text']}</span>";
    
                            // Page numbers
                            $timeline = 'smaller';
                            foreach ( range( $start_page, $end_page ) as $i ) {
                                    if ( $i == $paged && !empty( $options['current_text'] ) ) {
                                            $current_page_text = str_replace( '%PAGE_NUMBER%', number_format_i18n( $i ), $options['current_text'] );
                                            $out .= "<span class='current'>$current_page_text</span>";
                                            $timeline = 'larger';
                                    } else {
                                            $out .= $instance->get_single( $i, "page $timeline", $options['page_text'] );
                                    }
                            }
    
                            // Large pages
                            $larger_page_end = 0;
                            $larger_page_out = '';
                            foreach ( $larger_pages_array as $larger_page ) {
                                    if ( $larger_page > ($end_page + $half_page_end) && $larger_page_end < $larger_page_to_show ) {
                                            $larger_page_out .= $instance->get_single( $larger_page, 'larger page', $options['page_text'] );
                                            $larger_page_end++;
                                    }
                            }
    
                            if ( $larger_page_out ) {
                                    $out .= "<span class='extend'>{$options['dotright_text']}</span>";
                            }
                            $out .= $larger_page_out;
    
                            if ( $end_page < $total_pages ) {
                                    if ( !empty( $options['dotright_text'] ) )
                                            $out .= "<span class='extend'>{$options['dotright_text']}</span>";
                            }
    
                            // Next
                            if ( $paged < $total_pages && !empty( $options['next_text'] ) )
                                    $out .= $instance->get_single( $paged + 1, 'nextpostslink', $options['next_text'] );
    
                            if ( $end_page < $total_pages ) {
                                    // Last
                                    $out .= $instance->get_single( $total_pages, 'last', $options['last_text'], '%TOTAL_PAGES%' );
                            }
                            break;
    
                    // Dropdown
                    case 2:
                            $out .= '<form action="" method="get">'."\n";
                            $out .= '<select size="1" onchange="document.location.href = this.options[this.selectedIndex].value;">'."\n";
    
                            foreach ( range( 1, $total_pages ) as $i ) {
                                    $page_num = $i;
                                    if ( $page_num == 1 )
                                            $page_num = 0;
    
                                    if ( $i == $paged ) {
                                            $current_page_text = str_replace( '%PAGE_NUMBER%', number_format_i18n( $i ), $options['current_text'] );
                                            $out .= '<option value="'.esc_url( $instance->get_url( $page_num ) ).'" selected="selected" class="current">'.$current_page_text."</option>\n";
                                    } else {
                                            $page_text = str_replace( '%PAGE_NUMBER%', number_format_i18n( $i ), $options['page_text'] );
                                            $out .= '<option value="'.esc_url( $instance->get_url( $page_num ) ).'">'.$page_text."</option>\n";
                                    }
                            }
    
                            $out .= "</select>\n";
                            $out .= "</form>\n";
                            break;
            }
            $out = $before . "<div class='wp-pagenavi'>\n$out\n</div>" . $after;
    
            echo apply_filters( 'wp_pagenavi', $out );
    }
    
    class PageNavi_Call {
    
            protected $args;
    
            function __construct( $args ) {
                    $this->args = $args;
            }
    
            function __get( $key ) {
                    return $this->args[ $key ];
            }
    
            function get_pagination_args() {
                    global $numpages;
    
                    $query = $this->query;
    
                    switch( $this->type ) {
                    case 'multipart':
                            // Multipart page
                            $posts_per_page = 1;
                            $paged = max( 1, absint( get_query_var( 'page' ) ) );
                            $total_pages = max( 1, $numpages );
                            break;
                    case 'users':
                            // WP_User_Query
                            $posts_per_page = $query->query_vars['number'];
                            $paged = max( 1, floor( $query->query_vars['offset'] / $posts_per_page ) + 1 );
                            $total_pages = max( 1, ceil( $query->total_users / $posts_per_page ) );
                            break;
                    default:
                            // WP_Query
                            $posts_per_page = intval( $query->get( 'posts_per_page' ) );
                            $paged = max( 1, absint( $query->get( 'paged' ) ) );
                            $total_pages = max( 1, absint( $query->max_num_pages ) );
                            break;
                    }
    
                    return array( $posts_per_page, $paged, $total_pages );
            }
    
            function get_single( $page, $class, $raw_text, $format = '%PAGE_NUMBER%' ) {
                    if ( empty( $raw_text ) )
                            return '';
    
                    $text = str_replace( $format, number_format_i18n( $page ), $raw_text );
    
                    //return "<a href='" . esc_url( $this->get_url( $page ) ) . "' class='$class'>$text</a>";
    
                    if ( $class == "previouspostslink" ) { return "<link rel='prev' title='$text' href='" . esc_url( $this->get_url( $page ) ) . "' class='$class' />"; }
                    else if ( $class == "nextpostslink" ) { return "<link rel='next' title='$text' href='" . esc_url( $this->get_url( $page ) ) . "' class='$class' />"; }
                    else { return "<a href='" . esc_url( $this->get_url( $page ) ) . "' class='$class'>$text</a>"; }
            }
    
            function get_url( $page ) {
                    return ( 'multipart' == $this->type ) ? get_multipage_link( $page ) : get_pagenum_link( $page );
            }
    }
    
    # http://core.trac.wordpress.org/ticket/16973
    if ( !function_exists( 'get_multipage_link' ) ) :
    function get_multipage_link( $page = 1 ) {
            global $post, $wp_rewrite;
    
            if ( 1 == $page ) {
                    $url = get_permalink();
            } else {
                    if ( '' == get_option('permalink_structure') || in_array( $post->post_status, array( 'draft', 'pending') ) )
                            $url = add_query_arg( 'page', $page, get_permalink() );
                    elseif ( 'page' == get_option( 'show_on_front' ) && get_option('page_on_front') == $post->ID )
                            $url = trailingslashit( get_permalink() ) . user_trailingslashit( $wp_rewrite->pagination_base . "/$page", 'single_paged' );
                    else
                            $url = trailingslashit( get_permalink() ) . user_trailingslashit( $page, 'single_paged' );
            }
    
            return $url;
    }
    endif;
    
    // Template tag: Drop Down Menu (Deprecated)
    function wp_pagenavi_dropdown() {
            wp_pagenavi();
    }
    
    class PageNavi_Core {
            static $options;
    
            function init( $options ) {
                    self::$options = $options;
    
                    add_action( 'wp_print_styles', array( __CLASS__, 'stylesheets' ) );
            }
    
            function stylesheets() {
                    if ( !self::$options->use_pagenavi_css )
                            return;
    
                    if ( @file_exists( get_stylesheet_directory() . '/pagenavi-css.css' ) )
                            $css_file = get_stylesheet_directory_uri() . '/pagenavi-css.css';
                    elseif ( @file_exists( get_template_directory() . '/pagenavi-css.css' ) )
                            $css_file = get_template_directory_uri() . '/pagenavi-css.css';
                    else
                            $css_file = plugins_url( 'pagenavi-css.css', __FILE__ );
    
                    wp_enqueue_style( 'wp-pagenavi', $css_file, false, '2.70' );
            }
    }

    I actually just implemented this for my site. I wrote an article about how you can do it here:
    http://www.timesocket.com/technology/adding-rel-prev-next-wp-paginavi/

    This should be implemented in the plugin in my opinion.

Viewing 3 replies - 1 through 3 (of 3 total)