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