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首页 / 网页编程 / PHP / WordPress主题中添加文章列表页页码导航的PHP代码实例

WordPress 默认给主题开发者的建议是在文章列表底部提供上下页按钮,所以没有提供直接用在文章列表下的分页导航的函数。这里我提供一个比较完善的分页导航函数。

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/***WordPress 文章列表分页导航*http://www.endskin.com/page-navi/*/function Bing_get_pagenavi( $query = false, $num = false, $before = "<article class="pagenavi postlistpagenavi">", $after = "</article>", $options = array() ){global $wp_query;$options = wp_parse_args( $options, array("pages_text" => "%CURRENT_PAGE%/%TOTAL_PAGES%","current_text" => "%PAGE_NUMBER%","page_text" => "%PAGE_NUMBER%","first_text" => __( "« 首页", "Bing" ),"last_text" => __( "尾页 »", "Bing" ),"next_text" => __( "»", "Bing" ),"prev_text" => "«","dotright_text" => "...","dotleft_text" => "...","num_pages" => 5,"always_show" => 0,"num_larger_page_numbers" => 3,"larger_page_numbers_multiple" => 10) );if( $wp_query->max_num_pages <= 1 || is_single() ) return;if( !empty( $query ) ){$request = $query->request;$numposts = $query->found_posts;$max_page = $query->max_num_pages;$posts_per_page = intval( $num );}else{$request = $wp_query->request;$numposts = $wp_query->found_posts;$max_page = $wp_query->max_num_pages;$posts_per_page = intval( get_query_var( "posts_per_page" ) );}$paged = intval( get_query_var( "paged" ) );if( empty( $paged ) || $paged == 0 ) $paged = 1;$pages_to_show = intval( $options["num_pages"] );$larger_page_to_show = intval( $options["num_larger_page_numbers"] );$larger_page_multiple = intval( $options["larger_page_numbers_multiple"] );$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 > $max_page ){$start_page = $max_page - $pages_to_show_minus_1;$end_page = $max_page;}if( $start_page <= 0 ) $start_page = 1;$larger_per_page = $larger_page_to_show * $larger_page_multiple;$larger_start_page_start = ( ( floor( $start_page / 10 ) * 10 ) + $larger_page_multiple ) - $larger_per_page;$larger_start_page_end = floor( $start_page / 10 ) * 10 + $larger_page_multiple;$larger_end_page_start = floor( $end_page / 10 ) * 10 + $larger_page_multiple;$larger_end_page_end = floor( $end_page / 10 ) * 10 + ( $larger_per_page );if( $larger_start_page_end - $larger_page_multiple == $start_page ){$larger_start_page_start = $larger_start_page_start - $larger_page_multiple;$larger_start_page_end = $larger_start_page_end - $larger_page_multiple;}if( $larger_start_page_start <= 0 ) $larger_start_page_start = $larger_page_multiple;if( $larger_start_page_end > $max_page ) $larger_start_page_end = $max_page;if( $larger_end_page_end > $max_page ) $larger_end_page_end = $max_page;if( $max_page > 1 || intval( $options["always_show"] ) == 1 ){$pages_text = str_replace( "%CURRENT_PAGE%", number_format_i18n( $paged ), $options["pages_text"] );$pages_text = str_replace( "%TOTAL_PAGES%", number_format_i18n( $max_page ), $pages_text);echo $before;if( !empty( $pages_text ) ) echo "<span class="pages">" . $pages_text . "</span>";if( $start_page >= 2 && $pages_to_show < $max_page ){$first_page_text = str_replace( "%TOTAL_PAGES%", number_format_i18n( $max_page ), $options["first_text"] );echo "<a href="" . esc_url( get_pagenum_link() ) . "" class="first" title="" . $first_page_text . "">" . $first_page_text . "</a>";}if( $larger_page_to_show > 0 && $larger_start_page_start > 0 && $larger_start_page_end <= $max_page ){for( $i = $larger_start_page_start;$i < $larger_start_page_end;$i += $larger_page_multiple ){$page_text = str_replace( "%PAGE_NUMBER%", number_format_i18n( $i ), $options["page_text"] );echo "<a href="" . esc_url( get_pagenum_link( $i ) ) . "" class="page" title="" . $page_text . "">" . $page_text . "</a>";}}previous_posts_link( $options["prev_text"] );for( $i = $start_page;$i <= $end_page;$i++ ){if( $i == $paged ){$current_page_text = str_replace( "%PAGE_NUMBER%", number_format_i18n( $i ), $options["current_text"] );echo "<span class="current">" . $current_page_text . "</span>";}else{$page_text = str_replace( "%PAGE_NUMBER%", number_format_i18n( $i ), $options["page_text"] );echo "<a href="" . esc_url( get_pagenum_link( $i ) )."" class="page" title="" . $page_text . "">" . $page_text . "</a>";}}if( empty( $query ) ) echo "<span id="next-page">";next_posts_link( $options["next_text"], $max_page );if( empty( $query ) ) echo "</span>";}if( $larger_page_to_show > 0 && $larger_end_page_start < $max_page ){for( $i = $larger_end_page_start;$i <= $larger_end_page_end;$i += $larger_page_multiple ){$page_text = str_replace( "%PAGE_NUMBER%", number_format_i18n( $i ), $options["page_text"] );echo "<a href="" . esc_url( get_pagenum_link( $i ) )."" class="page" title="" . $page_text . "">" . $page_text . "</a>";}}if( $end_page < $max_page ){$last_page_text = str_replace( "%TOTAL_PAGES%", number_format_i18n( $max_page ), $options["last_text"] );echo "<a href="" . esc_url( get_pagenum_link( $max_page ) ) . "" class="last" title="" . $last_page_text . "">" . $last_page_text . "</a>";}echo $after;}
然后在需要使用分页导航的地方添加下边的代码:
<?php if( function_exists( "Bing_get_pagenavi" ) ) Bing_get_pagenavi(); ?>