580 lines
17 KiB
PHP
580 lines
17 KiB
PHP
<?php
|
|
|
|
|
|
function the_permalink() {
|
|
echo apply_filters('the_permalink', get_permalink());
|
|
}
|
|
|
|
|
|
/**
|
|
* Conditionally adds a trailing slash if the permalink structure
|
|
* has a trailing slash, strips the trailing slash if not
|
|
* @global object Uses $wp_rewrite
|
|
* @param $string string a URL with or without a trailing slash
|
|
* @param $type_of_url string the type of URL being considered (e.g. single, category, etc) for use in the filter
|
|
* @return string
|
|
*/
|
|
function user_trailingslashit($string, $type_of_url = '') {
|
|
global $wp_rewrite;
|
|
if ( $wp_rewrite->use_trailing_slashes )
|
|
$string = trailingslashit($string);
|
|
else
|
|
$string = untrailingslashit($string);
|
|
|
|
// Note that $type_of_url can be one of following:
|
|
// single, single_trackback, single_feed, single_paged, feed, category, page, year, month, day, paged
|
|
$string = apply_filters('user_trailingslashit', $string, $type_of_url);
|
|
return $string;
|
|
}
|
|
|
|
|
|
function permalink_anchor($mode = 'id') {
|
|
global $post;
|
|
switch ( strtolower($mode) ) {
|
|
case 'title':
|
|
$title = sanitize_title($post->post_title) . '-' . $id;
|
|
echo '<a id="'.$title.'"></a>';
|
|
break;
|
|
case 'id':
|
|
default:
|
|
echo '<a id="post-' . $post->ID . '"></a>';
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
function get_permalink($id = 0) {
|
|
$rewritecode = array(
|
|
'%year%',
|
|
'%monthnum%',
|
|
'%day%',
|
|
'%hour%',
|
|
'%minute%',
|
|
'%second%',
|
|
'%postname%',
|
|
'%post_id%',
|
|
'%category%',
|
|
'%tag%',
|
|
'%author%',
|
|
'%pagename%'
|
|
);
|
|
|
|
$post = &get_post($id);
|
|
if ( $post->post_type == 'page' )
|
|
return get_page_link($post->ID);
|
|
elseif ($post->post_type == 'attachment')
|
|
return get_attachment_link($post->ID);
|
|
|
|
$permalink = get_option('permalink_structure');
|
|
|
|
if ( '' != $permalink && !in_array($post->post_status, array('draft', 'pending')) ) {
|
|
$unixtime = strtotime($post->post_date);
|
|
|
|
$category = '';
|
|
if (strpos($permalink, '%category%') !== false) {
|
|
$cats = get_the_category($post->ID);
|
|
if ( $cats )
|
|
usort($cats, '_usort_terms_by_ID'); // order by ID
|
|
$category = $cats[0]->slug;
|
|
if ( $parent=$cats[0]->parent )
|
|
$category = get_category_parents($parent, FALSE, '/', TRUE) . $category;
|
|
}
|
|
|
|
$authordata = get_userdata($post->post_author);
|
|
$author = $authordata->user_nicename;
|
|
$date = explode(" ",date('Y m d H i s', $unixtime));
|
|
$rewritereplace =
|
|
array(
|
|
$date[0],
|
|
$date[1],
|
|
$date[2],
|
|
$date[3],
|
|
$date[4],
|
|
$date[5],
|
|
$post->post_name,
|
|
$post->ID,
|
|
$category,
|
|
$author,
|
|
$post->post_name,
|
|
);
|
|
$permalink = get_option('home') . str_replace($rewritecode, $rewritereplace, $permalink);
|
|
$permalink = user_trailingslashit($permalink, 'single');
|
|
return apply_filters('post_link', $permalink, $post);
|
|
} else { // if they're not using the fancy permalink option
|
|
$permalink = get_option('home') . '/?p=' . $post->ID;
|
|
return apply_filters('post_link', $permalink, $post);
|
|
}
|
|
}
|
|
|
|
// get permalink from post ID
|
|
function post_permalink($post_id = 0, $deprecated = '') {
|
|
return get_permalink($post_id);
|
|
}
|
|
|
|
// Respects page_on_front. Use this one.
|
|
function get_page_link($id = false) {
|
|
global $post;
|
|
|
|
$id = (int) $id;
|
|
if ( !$id )
|
|
$id = (int) $post->ID;
|
|
|
|
if ( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') )
|
|
$link = get_option('home');
|
|
else
|
|
$link = _get_page_link( $id );
|
|
|
|
return apply_filters('page_link', $link, $id);
|
|
}
|
|
|
|
// Ignores page_on_front. Internal use only.
|
|
function _get_page_link( $id = false ) {
|
|
global $post, $wp_rewrite;
|
|
|
|
if ( !$id )
|
|
$id = (int) $post->ID;
|
|
|
|
$pagestruct = $wp_rewrite->get_page_permastruct();
|
|
|
|
if ( '' != $pagestruct && 'draft' != $post->post_status ) {
|
|
$link = get_page_uri($id);
|
|
$link = str_replace('%pagename%', $link, $pagestruct);
|
|
$link = get_option('home') . "/$link";
|
|
$link = user_trailingslashit($link, 'page');
|
|
} else {
|
|
$link = get_option('home') . "/?page_id=$id";
|
|
}
|
|
|
|
return apply_filters( '_get_page_link', $link, $id );
|
|
}
|
|
|
|
function get_attachment_link($id = false) {
|
|
global $post, $wp_rewrite;
|
|
|
|
$link = false;
|
|
|
|
if (! $id) {
|
|
$id = (int) $post->ID;
|
|
}
|
|
|
|
$object = get_post($id);
|
|
if ( $wp_rewrite->using_permalinks() && ($object->post_parent > 0) && ($object->post_parent != $id) ) {
|
|
$parent = get_post($object->post_parent);
|
|
if ( 'page' == $parent->post_type )
|
|
$parentlink = _get_page_link( $object->post_parent ); // Ignores page_on_front
|
|
else
|
|
$parentlink = get_permalink( $object->post_parent );
|
|
if (strpos($parentlink, '?') === false)
|
|
$link = trim($parentlink, '/') . '/' . $object->post_name . '/';
|
|
}
|
|
|
|
if (! $link ) {
|
|
$link = get_bloginfo('url') . "/?attachment_id=$id";
|
|
}
|
|
|
|
return apply_filters('attachment_link', $link, $id);
|
|
}
|
|
|
|
function get_year_link($year) {
|
|
global $wp_rewrite;
|
|
if ( !$year )
|
|
$year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
|
|
$yearlink = $wp_rewrite->get_year_permastruct();
|
|
if ( !empty($yearlink) ) {
|
|
$yearlink = str_replace('%year%', $year, $yearlink);
|
|
return apply_filters('year_link', get_option('home') . user_trailingslashit($yearlink, 'year'), $year);
|
|
} else {
|
|
return apply_filters('year_link', get_option('home') . '/?m=' . $year, $year);
|
|
}
|
|
}
|
|
|
|
function get_month_link($year, $month) {
|
|
global $wp_rewrite;
|
|
if ( !$year )
|
|
$year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
|
|
if ( !$month )
|
|
$month = gmdate('m', time()+(get_option('gmt_offset') * 3600));
|
|
$monthlink = $wp_rewrite->get_month_permastruct();
|
|
if ( !empty($monthlink) ) {
|
|
$monthlink = str_replace('%year%', $year, $monthlink);
|
|
$monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink);
|
|
return apply_filters('month_link', get_option('home') . user_trailingslashit($monthlink, 'month'), $year, $month);
|
|
} else {
|
|
return apply_filters('month_link', get_option('home') . '/?m=' . $year . zeroise($month, 2), $year, $month);
|
|
}
|
|
}
|
|
|
|
function get_day_link($year, $month, $day) {
|
|
global $wp_rewrite;
|
|
if ( !$year )
|
|
$year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
|
|
if ( !$month )
|
|
$month = gmdate('m', time()+(get_option('gmt_offset') * 3600));
|
|
if ( !$day )
|
|
$day = gmdate('j', time()+(get_option('gmt_offset') * 3600));
|
|
|
|
$daylink = $wp_rewrite->get_day_permastruct();
|
|
if ( !empty($daylink) ) {
|
|
$daylink = str_replace('%year%', $year, $daylink);
|
|
$daylink = str_replace('%monthnum%', zeroise(intval($month), 2), $daylink);
|
|
$daylink = str_replace('%day%', zeroise(intval($day), 2), $daylink);
|
|
return apply_filters('day_link', get_option('home') . user_trailingslashit($daylink, 'day'), $year, $month, $day);
|
|
} else {
|
|
return apply_filters('day_link', get_option('home') . '/?m=' . $year . zeroise($month, 2) . zeroise($day, 2), $year, $month, $day);
|
|
}
|
|
}
|
|
|
|
function get_feed_link($feed='rss2') {
|
|
global $wp_rewrite;
|
|
$do_perma = 0;
|
|
$feed_url = get_option('siteurl');
|
|
$comment_feed_url = $feed_url;
|
|
|
|
$permalink = $wp_rewrite->get_feed_permastruct();
|
|
if ( '' != $permalink ) {
|
|
if ( false !== strpos($feed, 'comments_') ) {
|
|
$feed = str_replace('comments_', '', $feed);
|
|
$permalink = $wp_rewrite->get_comment_feed_permastruct();
|
|
}
|
|
|
|
if ( 'rss2' == $feed )
|
|
$feed = '';
|
|
|
|
$permalink = str_replace('%feed%', $feed, $permalink);
|
|
$permalink = preg_replace('#/+#', '/', "/$permalink");
|
|
$output = get_option('home') . user_trailingslashit($permalink, 'feed');
|
|
} else {
|
|
if ( false !== strpos($feed, 'comments_') )
|
|
$feed = str_replace('comments_', 'comments-', $feed);
|
|
|
|
$output = get_option('home') . "/?feed={$feed}";
|
|
}
|
|
|
|
return apply_filters('feed_link', $output, $feed);
|
|
}
|
|
|
|
function get_post_comments_feed_link($post_id = '', $feed = 'rss2') {
|
|
global $id;
|
|
|
|
if ( empty($post_id) )
|
|
$post_id = (int) $id;
|
|
|
|
if ( '' != get_option('permalink_structure') ) {
|
|
$url = trailingslashit( get_permalink() ) . 'feed';
|
|
if ( 'rss2' != $feed )
|
|
$url .= "/$feed";
|
|
$url = user_trailingslashit($url, 'single_feed');
|
|
} else {
|
|
$url = get_option('home') . "/?feed=$feed&p=$id";
|
|
}
|
|
|
|
return apply_filters('post_comments_feed_link', $url);
|
|
}
|
|
|
|
function get_edit_post_link( $id = 0 ) {
|
|
$post = &get_post( $id );
|
|
|
|
if ( $post->post_type == 'attachment' ) {
|
|
return;
|
|
} elseif ( $post->post_type == 'page' ) {
|
|
if ( !current_user_can( 'edit_page', $post->ID ) )
|
|
return;
|
|
|
|
$file = 'page';
|
|
} else {
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
|
|
$file = 'post';
|
|
}
|
|
|
|
return apply_filters( 'get_edit_post_link', get_bloginfo( 'wpurl' ) . '/wp-admin/' . $file . '.php?action=edit&post=' . $post->ID, $post->ID );
|
|
}
|
|
|
|
function edit_post_link( $link = 'Edit This', $before = '', $after = '' ) {
|
|
global $post;
|
|
|
|
if ( $post->post_type == 'attachment' ) {
|
|
return;
|
|
} elseif ( $post->post_type == 'page' ) {
|
|
if ( !current_user_can( 'edit_page', $post->ID ) )
|
|
return;
|
|
|
|
$file = 'page';
|
|
} else {
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
|
|
$file = 'post';
|
|
}
|
|
|
|
$link = '<a href="' . get_edit_post_link( $post->ID ) . '" title="' . __( 'Edit post' ) . '">' . $link . '</a>';
|
|
echo $before . apply_filters( 'edit_post_link', $link, $post->ID ) . $after;
|
|
}
|
|
|
|
function get_edit_comment_link( $comment_id = 0 ) {
|
|
$comment = &get_comment( $comment_id );
|
|
$post = &get_post( $comment->comment_post_ID );
|
|
|
|
if ( $post->post_type == 'attachment' ) {
|
|
return;
|
|
} elseif ( $post->post_type == 'page' ) {
|
|
if ( !current_user_can( 'edit_page', $post->ID ) )
|
|
return;
|
|
} else {
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
}
|
|
|
|
$location = get_bloginfo( 'wpurl' ) . '/wp-admin/comment.php?action=editcomment&c=' . $comment->comment_ID;
|
|
return apply_filters( 'get_edit_comment_link', $location );
|
|
}
|
|
|
|
function edit_comment_link( $link = 'Edit This', $before = '', $after = '' ) {
|
|
global $comment, $post;
|
|
|
|
if ( $post->post_type == 'attachment' ) {
|
|
return;
|
|
} elseif ( $post->post_type == 'page' ) {
|
|
if ( !current_user_can( 'edit_page', $post->ID ) )
|
|
return;
|
|
} else {
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
}
|
|
|
|
$link = '<a href="' . get_edit_comment_link( $comment->comment_ID ) . '" title="' . __( 'Edit comment' ) . '">' . $link . '</a>';
|
|
echo $before . apply_filters( 'edit_comment_link', $link, $comment->comment_ID ) . $after;
|
|
}
|
|
|
|
// Navigation links
|
|
|
|
function get_previous_post($in_same_cat = false, $excluded_categories = '') {
|
|
global $post, $wpdb;
|
|
|
|
if( !is_single() || is_attachment() )
|
|
return null;
|
|
|
|
$current_post_date = $post->post_date;
|
|
|
|
$join = '';
|
|
if ( $in_same_cat ) {
|
|
$join = " INNER JOIN $wpdb->term_relationships AS tr ON $wpdb->posts.ID = tr.object_id ";
|
|
$cat_array = wp_get_object_terms($post->ID, 'category', 'fields=tt_ids');
|
|
$join .= ' AND (tr.term_taxonomy_id = ' . intval($cat_array[0]);
|
|
for ( $i = 1; $i < (count($cat_array)); $i++ ) {
|
|
$join .= ' OR tr.term_taxonomy_id = ' . intval($cat_array[$i]);
|
|
}
|
|
$join .= ')';
|
|
}
|
|
|
|
$sql_exclude_cats = '';
|
|
if ( !empty($excluded_categories) ) {
|
|
$blah = explode(' and ', $excluded_categories);
|
|
$posts_in_ex_cats = get_objects_in_term($blah, 'category');
|
|
$posts_in_ex_cats_sql = 'AND ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
|
|
}
|
|
|
|
$join = apply_filters( 'get_previous_post_join', $join, $in_same_cat, $excluded_categories );
|
|
$where = apply_filters( 'get_previous_post_where', "WHERE post_date < '$current_post_date' AND post_type = 'post' AND post_status = 'publish' $posts_in_ex_cats_sql", $in_same_cat, $excluded_categories );
|
|
$sort = apply_filters( 'get_previous_post_sort', 'ORDER BY post_date DESC LIMIT 1' );
|
|
|
|
return @$wpdb->get_row("SELECT ID, post_title FROM $wpdb->posts $join $where $sort");
|
|
}
|
|
|
|
function get_next_post($in_same_cat = false, $excluded_categories = '') {
|
|
global $post, $wpdb;
|
|
|
|
if( !is_single() || is_attachment() )
|
|
return null;
|
|
|
|
$current_post_date = $post->post_date;
|
|
|
|
$join = '';
|
|
if ( $in_same_cat ) {
|
|
$join = " INNER JOIN $wpdb->term_relationships AS tr ON $wpdb->posts.ID = tr.object_id ";
|
|
$cat_array = wp_get_object_terms($post->ID, 'category', 'fields=tt_ids');
|
|
$join .= ' AND (tr.term_taxonomy_id = ' . intval($cat_array[0]);
|
|
for ( $i = 1; $i < (count($cat_array)); $i++ ) {
|
|
$join .= ' OR tr.term_taxonomy_id = ' . intval($cat_array[$i]);
|
|
}
|
|
$join .= ')';
|
|
}
|
|
|
|
$sql_exclude_cats = '';
|
|
if ( !empty($excluded_categories) ) {
|
|
$blah = explode(' and ', $excluded_categories);
|
|
$posts_in_ex_cats = get_objects_in_term($blah, 'category');
|
|
$posts_in_ex_cats_sql = 'AND ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
|
|
}
|
|
|
|
$join = apply_filters( 'get_next_post_join', $join, $in_same_cat, $excluded_categories );
|
|
$where = apply_filters( 'get_next_post_where', "WHERE post_date > '$current_post_date' AND post_type = 'post' AND post_status = 'publish' $posts_in_ex_cats_sql AND ID != $post->ID", $in_same_cat, $excluded_categories );
|
|
$sort = apply_filters( 'get_next_post_sort', 'ORDER BY post_date ASC LIMIT 1' );
|
|
|
|
return @$wpdb->get_row("SELECT ID, post_title FROM $wpdb->posts $join $where $sort");
|
|
}
|
|
|
|
|
|
function previous_post_link($format='« %link', $link='%title', $in_same_cat = false, $excluded_categories = '') {
|
|
|
|
if ( is_attachment() )
|
|
$post = & get_post($GLOBALS['post']->post_parent);
|
|
else
|
|
$post = get_previous_post($in_same_cat, $excluded_categories);
|
|
|
|
if ( !$post )
|
|
return;
|
|
|
|
$title = apply_filters('the_title', $post->post_title, $post);
|
|
$string = '<a href="'.get_permalink($post->ID).'">';
|
|
$link = str_replace('%title', $title, $link);
|
|
$link = $pre . $string . $link . '</a>';
|
|
|
|
$format = str_replace('%link', $link, $format);
|
|
|
|
echo $format;
|
|
}
|
|
|
|
function next_post_link($format='%link »', $link='%title', $in_same_cat = false, $excluded_categories = '') {
|
|
$post = get_next_post($in_same_cat, $excluded_categories);
|
|
|
|
if ( !$post )
|
|
return;
|
|
|
|
$title = apply_filters('the_title', $post->post_title, $post);
|
|
$string = '<a href="'.get_permalink($post->ID).'">';
|
|
$link = str_replace('%title', $title, $link);
|
|
$link = $string . $link . '</a>';
|
|
$format = str_replace('%link', $link, $format);
|
|
|
|
echo $format;
|
|
}
|
|
|
|
function get_pagenum_link($pagenum = 1) {
|
|
global $wp_rewrite;
|
|
|
|
$pagenum = (int) $pagenum;
|
|
|
|
$request = remove_query_arg( 'paged' );
|
|
|
|
$home_root = parse_url(get_option('home'));
|
|
$home_root = $home_root['path'];
|
|
$home_root = preg_quote( trailingslashit( $home_root ), '|' );
|
|
|
|
$request = preg_replace('|^'. $home_root . '|', '', $request);
|
|
$request = preg_replace('|^/+|', '', $request);
|
|
|
|
if ( !$wp_rewrite->using_permalinks() || is_admin() ) {
|
|
$base = trailingslashit( get_bloginfo( 'home' ) );
|
|
|
|
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 ( $qs_match[0] ) {
|
|
$query_string = $qs_match[0];
|
|
$request = preg_replace( $qs_regex, '', $request );
|
|
} else {
|
|
$query_string = '';
|
|
}
|
|
|
|
$request = preg_replace( '|page/(.+)/?$|', '', $request);
|
|
|
|
$base = trailingslashit( get_bloginfo( 'url' ) );
|
|
|
|
if ( $wp_rewrite->using_index_permalinks() && $pagenum > 1 ) {
|
|
$base .= 'index.php/';
|
|
}
|
|
|
|
if ( $pagenum > 1 ) {
|
|
$request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( 'page/' . $pagenum, 'paged' );
|
|
}
|
|
|
|
$result = $base . $request . $query_string;
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
function get_next_posts_page_link($max_page = 0) {
|
|
global $paged, $pagenow;
|
|
|
|
if ( !is_single() ) {
|
|
if ( !$paged )
|
|
$paged = 1;
|
|
$nextpage = intval($paged) + 1;
|
|
if ( !$max_page || $max_page >= $nextpage )
|
|
return get_pagenum_link($nextpage);
|
|
}
|
|
}
|
|
|
|
function next_posts($max_page = 0) {
|
|
echo clean_url(get_next_posts_page_link($max_page));
|
|
}
|
|
|
|
function next_posts_link($label='Next Page »', $max_page=0) {
|
|
global $paged, $wpdb, $wp_query;
|
|
if ( !$max_page ) {
|
|
$max_page = $wp_query->max_num_pages;
|
|
}
|
|
if ( !$paged )
|
|
$paged = 1;
|
|
$nextpage = intval($paged) + 1;
|
|
if ( (! is_single()) && (empty($paged) || $nextpage <= $max_page) ) {
|
|
echo '<a href="';
|
|
next_posts($max_page);
|
|
echo '">'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
|
}
|
|
}
|
|
|
|
function get_previous_posts_page_link() {
|
|
global $paged, $pagenow;
|
|
|
|
if ( !is_single() ) {
|
|
$nextpage = intval($paged) - 1;
|
|
if ( $nextpage < 1 )
|
|
$nextpage = 1;
|
|
return get_pagenum_link($nextpage);
|
|
}
|
|
}
|
|
|
|
function previous_posts() {
|
|
echo clean_url(get_previous_posts_page_link());
|
|
}
|
|
|
|
function previous_posts_link($label='« Previous Page') {
|
|
global $paged;
|
|
if ( (!is_single()) && ($paged > 1) ) {
|
|
echo '<a href="';
|
|
previous_posts();
|
|
echo '">'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
|
}
|
|
}
|
|
|
|
function posts_nav_link($sep=' — ', $prelabel='« Previous Page', $nxtlabel='Next Page »') {
|
|
global $wp_query;
|
|
if ( !is_singular() ) {
|
|
$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) {
|
|
$sep = '';
|
|
}
|
|
|
|
if ( $max_num_pages > 1 ) {
|
|
previous_posts_link($prelabel);
|
|
echo preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $sep);
|
|
next_posts_link($nxtlabel);
|
|
}
|
|
}
|
|
}
|
|
|
|
?>
|