mirror of
https://github.com/WordPress/WordPress.git
synced 2024-11-18 16:45:31 +01:00
d6df5b55c9
git-svn-id: http://svn.automattic.com/wordpress/trunk@10815 1a063a9b-81f0-0310-95a4-ce76da25c4cd
1775 lines
50 KiB
PHP
1775 lines
50 KiB
PHP
<?php
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/**
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* WordPress Link Template Functions
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*
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* @package WordPress
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* @subpackage Template
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*/
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/**
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* Display the permalink for the current post.
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*
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* @since 1.2.0
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* @uses apply_filters() Calls 'the_permalink' filter on the permalink string.
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*/
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function the_permalink() {
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echo apply_filters('the_permalink', get_permalink());
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}
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/**
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* Retrieve trailing slash string, if blog set for adding trailing slashes.
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*
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* Conditionally adds a trailing slash if the permalink structure has a trailing
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* slash, strips the trailing slash if not. The string is passed through the
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* 'user_trailingslashit' filter. Will remove trailing slash from string, if
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* blog is not set to have them.
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*
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* @since 2.2.0
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* @uses $wp_rewrite
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*
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* @param $string String a URL with or without a trailing slash.
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* @param $type_of_url String the type of URL being considered (e.g. single, category, etc) for use in the filter.
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* @return string
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*/
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function user_trailingslashit($string, $type_of_url = '') {
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global $wp_rewrite;
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if ( $wp_rewrite->use_trailing_slashes )
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$string = trailingslashit($string);
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else
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$string = untrailingslashit($string);
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// Note that $type_of_url can be one of following:
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// single, single_trackback, single_feed, single_paged, feed, category, page, year, month, day, paged
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$string = apply_filters('user_trailingslashit', $string, $type_of_url);
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return $string;
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}
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/**
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* Display permalink anchor for current post.
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*
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* The permalink mode title will use the post title for the 'a' element 'id'
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* attribute. The id mode uses 'post-' with the post ID for the 'id' attribute.
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*
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* @since 0.71
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*
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* @param string $mode Permalink mode can be either 'title', 'id', or default, which is 'id'.
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*/
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function permalink_anchor($mode = 'id') {
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global $post;
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switch ( strtolower($mode) ) {
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case 'title':
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$title = sanitize_title($post->post_title) . '-' . $post->ID;
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echo '<a id="'.$title.'"></a>';
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break;
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case 'id':
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default:
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echo '<a id="post-' . $post->ID . '"></a>';
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break;
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}
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}
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/**
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* Retrieve full permalink for current post or post ID.
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*
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* @since 1.0.0
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*
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* @param int $id Optional. Post ID.
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* @param bool $leavename Optional, defaults to false. Whether to keep post name or page name.
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* @return string
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*/
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function get_permalink($id = 0, $leavename = false) {
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$rewritecode = array(
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'%year%',
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'%monthnum%',
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'%day%',
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'%hour%',
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'%minute%',
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'%second%',
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$leavename? '' : '%postname%',
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'%post_id%',
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'%category%',
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'%author%',
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$leavename? '' : '%pagename%',
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);
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if ( is_object($id) && isset($id->filter) && 'sample' == $id->filter ) {
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$post = $id;
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$sample = true;
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} else {
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$post = &get_post($id);
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$sample = false;
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}
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if ( empty($post->ID) ) return false;
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if ( $post->post_type == 'page' )
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return get_page_link($post->ID, $leavename, $sample);
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elseif ($post->post_type == 'attachment')
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return get_attachment_link($post->ID);
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$permalink = get_option('permalink_structure');
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if ( '' != $permalink && !in_array($post->post_status, array('draft', 'pending')) ) {
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$unixtime = strtotime($post->post_date);
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$category = '';
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if ( strpos($permalink, '%category%') !== false ) {
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$cats = get_the_category($post->ID);
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if ( $cats ) {
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usort($cats, '_usort_terms_by_ID'); // order by ID
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$category = $cats[0]->slug;
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if ( $parent = $cats[0]->parent )
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$category = get_category_parents($parent, false, '/', true) . $category;
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}
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// show default category in permalinks, without
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// having to assign it explicitly
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if ( empty($category) ) {
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$default_category = get_category( get_option( 'default_category' ) );
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$category = is_wp_error( $default_category ) ? '' : $default_category->slug;
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}
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}
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$author = '';
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if ( strpos($permalink, '%author%') !== false ) {
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$authordata = get_userdata($post->post_author);
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$author = $authordata->user_nicename;
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}
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$date = explode(" ",date('Y m d H i s', $unixtime));
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$rewritereplace =
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array(
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$date[0],
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$date[1],
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$date[2],
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$date[3],
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$date[4],
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$date[5],
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$post->post_name,
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$post->ID,
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$category,
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$author,
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$post->post_name,
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);
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$permalink = get_option('home') . str_replace($rewritecode, $rewritereplace, $permalink);
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$permalink = user_trailingslashit($permalink, 'single');
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return apply_filters('post_link', $permalink, $post, $leavename);
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} else { // if they're not using the fancy permalink option
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$permalink = get_option('home') . '/?p=' . $post->ID;
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return apply_filters('post_link', $permalink, $post, $leavename);
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}
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}
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/**
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* Retrieve permalink from post ID.
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*
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* @since 1.0.0
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*
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* @param int $post_id Optional. Post ID.
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* @param mixed $deprecated Not used.
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* @return string
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*/
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function post_permalink($post_id = 0, $deprecated = '') {
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return get_permalink($post_id);
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}
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/**
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* Retrieve the permalink for current page or page ID.
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*
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* Respects page_on_front. Use this one.
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*
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* @since 1.5.0
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*
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* @param int $id Optional. Post ID.
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* @param bool $leavename Optional, defaults to false. Whether to keep page name.
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* @param bool $sample Optional, defaults to false. Is it a sample permalink.
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* @return string
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*/
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function get_page_link( $id = false, $leavename = false, $sample = false ) {
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global $post;
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$id = (int) $id;
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if ( !$id )
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$id = (int) $post->ID;
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if ( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') )
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$link = get_option('home');
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else
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$link = _get_page_link( $id , $leavename, $sample );
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return apply_filters('page_link', $link, $id);
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}
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/**
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* Retrieve the page permalink.
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*
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* Ignores page_on_front. Internal use only.
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*
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* @since 2.1.0
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* @access private
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*
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* @param int $id Optional. Post ID.
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* @param bool $leavename Optional. Leave name.
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* @param bool $sample Optional. Sample permalink.
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* @return string
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*/
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function _get_page_link( $id = false, $leavename = false, $sample = false ) {
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global $post, $wp_rewrite;
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if ( !$id )
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$id = (int) $post->ID;
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else
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$post = &get_post($id);
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$pagestruct = $wp_rewrite->get_page_permastruct();
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if ( '' != $pagestruct && ( ( isset($post->post_status) && 'draft' != $post->post_status ) || $sample ) ) {
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$link = get_page_uri($id);
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$link = ( $leavename ) ? $pagestruct : str_replace('%pagename%', $link, $pagestruct);
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$link = get_option('home') . "/$link";
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$link = user_trailingslashit($link, 'page');
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} else {
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$link = get_option('home') . "/?page_id=$id";
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}
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return apply_filters( '_get_page_link', $link, $id );
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}
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/**
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* Retrieve permalink for attachment.
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*
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* This can be used in the WordPress Loop or outside of it.
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*
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* @since 2.0.0
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*
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* @param int $id Optional. Post ID.
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* @return string
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*/
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function get_attachment_link($id = false) {
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global $post, $wp_rewrite;
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$link = false;
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if (! $id) {
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$id = (int) $post->ID;
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}
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$object = get_post($id);
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if ( $wp_rewrite->using_permalinks() && ($object->post_parent > 0) && ($object->post_parent != $id) ) {
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$parent = get_post($object->post_parent);
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if ( 'page' == $parent->post_type )
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$parentlink = _get_page_link( $object->post_parent ); // Ignores page_on_front
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else
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$parentlink = get_permalink( $object->post_parent );
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if ( is_numeric($object->post_name) || false !== strpos(get_option('permalink_structure'), '%category%') )
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$name = 'attachment/' . $object->post_name; // <permalink>/<int>/ is paged so we use the explicit attachment marker
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else
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$name = $object->post_name;
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if (strpos($parentlink, '?') === false)
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$link = user_trailingslashit( trailingslashit($parentlink) . $name );
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}
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if (! $link ) {
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$link = get_bloginfo('url') . "/?attachment_id=$id";
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}
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return apply_filters('attachment_link', $link, $id);
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}
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/**
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* Retrieve the permalink for the year archives.
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*
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* @since 1.5.0
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*
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* @param int|bool $year False for current year or year for permalink.
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* @return string
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*/
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function get_year_link($year) {
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global $wp_rewrite;
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if ( !$year )
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$year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
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$yearlink = $wp_rewrite->get_year_permastruct();
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if ( !empty($yearlink) ) {
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$yearlink = str_replace('%year%', $year, $yearlink);
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return apply_filters('year_link', get_option('home') . user_trailingslashit($yearlink, 'year'), $year);
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} else {
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return apply_filters('year_link', get_option('home') . '/?m=' . $year, $year);
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}
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}
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/**
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* Retrieve the permalink for the month archives with year.
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*
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* @since 1.0.0
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*
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* @param bool|int $year False for current year. Integer of year.
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* @param bool|int $month False for current month. Integer of month.
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* @return string
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*/
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function get_month_link($year, $month) {
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global $wp_rewrite;
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if ( !$year )
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$year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
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if ( !$month )
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$month = gmdate('m', time()+(get_option('gmt_offset') * 3600));
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$monthlink = $wp_rewrite->get_month_permastruct();
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if ( !empty($monthlink) ) {
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$monthlink = str_replace('%year%', $year, $monthlink);
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$monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink);
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return apply_filters('month_link', get_option('home') . user_trailingslashit($monthlink, 'month'), $year, $month);
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} else {
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return apply_filters('month_link', get_option('home') . '/?m=' . $year . zeroise($month, 2), $year, $month);
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}
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}
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/**
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* Retrieve the permalink for the day archives with year and month.
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*
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* @since 1.0.0
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*
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* @param bool|int $year False for current year. Integer of year.
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* @param bool|int $month False for current month. Integer of month.
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* @param bool|int $day False for current day. Integer of day.
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* @return string
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*/
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function get_day_link($year, $month, $day) {
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global $wp_rewrite;
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if ( !$year )
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$year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
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if ( !$month )
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$month = gmdate('m', time()+(get_option('gmt_offset') * 3600));
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if ( !$day )
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$day = gmdate('j', time()+(get_option('gmt_offset') * 3600));
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$daylink = $wp_rewrite->get_day_permastruct();
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if ( !empty($daylink) ) {
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$daylink = str_replace('%year%', $year, $daylink);
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$daylink = str_replace('%monthnum%', zeroise(intval($month), 2), $daylink);
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$daylink = str_replace('%day%', zeroise(intval($day), 2), $daylink);
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return apply_filters('day_link', get_option('home') . user_trailingslashit($daylink, 'day'), $year, $month, $day);
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} else {
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return apply_filters('day_link', get_option('home') . '/?m=' . $year . zeroise($month, 2) . zeroise($day, 2), $year, $month, $day);
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}
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}
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/**
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* Retrieve the permalink for the feed type.
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*
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* @since 1.5.0
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*
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* @param string $feed Optional, defaults to default feed. Feed type.
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* @return string
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*/
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function get_feed_link($feed = '') {
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global $wp_rewrite;
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$permalink = $wp_rewrite->get_feed_permastruct();
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if ( '' != $permalink ) {
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if ( false !== strpos($feed, 'comments_') ) {
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$feed = str_replace('comments_', '', $feed);
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$permalink = $wp_rewrite->get_comment_feed_permastruct();
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}
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if ( get_default_feed() == $feed )
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$feed = '';
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$permalink = str_replace('%feed%', $feed, $permalink);
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$permalink = preg_replace('#/+#', '/', "/$permalink");
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$output = get_option('home') . user_trailingslashit($permalink, 'feed');
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} else {
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if ( empty($feed) )
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$feed = get_default_feed();
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if ( false !== strpos($feed, 'comments_') )
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$feed = str_replace('comments_', 'comments-', $feed);
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$output = get_option('home') . "/?feed={$feed}";
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}
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return apply_filters('feed_link', $output, $feed);
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}
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/**
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* Retrieve the permalink for the post comments feed.
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*
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* @since 2.2.0
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*
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* @param int $post_id Optional. Post ID.
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* @param string $feed Optional. Feed type.
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* @return string
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*/
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function get_post_comments_feed_link($post_id = '', $feed = '') {
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global $id;
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if ( empty($post_id) )
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$post_id = (int) $id;
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if ( empty($feed) )
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$feed = get_default_feed();
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if ( '' != get_option('permalink_structure') ) {
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$url = trailingslashit( get_permalink($post_id) ) . 'feed';
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if ( $feed != get_default_feed() )
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$url .= "/$feed";
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$url = user_trailingslashit($url, 'single_feed');
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} else {
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$type = get_post_field('post_type', $post_id);
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if ( 'page' == $type )
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$url = get_option('home') . "/?feed=$feed&page_id=$post_id";
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else
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$url = get_option('home') . "/?feed=$feed&p=$post_id";
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}
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return apply_filters('post_comments_feed_link', $url);
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}
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/**
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* Display the comment feed link for a post.
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*
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* Prints out the comment feed link for a post. Link text is placed in the
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* anchor. If no link text is specified, default text is used. If no post ID is
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* specified, the current post is used.
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*
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* @package WordPress
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* @subpackage Feed
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* @since 2.5.0
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*
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* @param string $link_text Descriptive text.
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* @param int $post_id Optional post ID. Default to current post.
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* @param string $feed Optional. Feed format.
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* @return string Link to the comment feed for the current post.
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*/
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function post_comments_feed_link( $link_text = '', $post_id = '', $feed = '' ) {
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$url = get_post_comments_feed_link($post_id, $feed);
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if ( empty($link_text) )
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$link_text = __('Comments Feed');
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echo "<a href='$url'>$link_text</a>";
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}
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|
|
/**
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* Retrieve the feed link for a given author.
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*
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* Returns a link to the feed for all posts by a given author. A specific feed
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* can be requested or left blank to get the default feed.
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*
|
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* @package WordPress
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* @subpackage Feed
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* @since 2.5.0
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*
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* @param int $author_id ID of an author.
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* @param string $feed Optional. Feed type.
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* @return string Link to the feed for the author specified by $author_id.
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*/
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function get_author_feed_link( $author_id, $feed = '' ) {
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$author_id = (int) $author_id;
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$permalink_structure = get_option('permalink_structure');
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|
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if ( empty($feed) )
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$feed = get_default_feed();
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if ( '' == $permalink_structure ) {
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$link = get_option('home') . "?feed=$feed&author=" . $author_id;
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} else {
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$link = get_author_posts_url($author_id);
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if ( $feed == get_default_feed() )
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$feed_link = 'feed';
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else
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$feed_link = "feed/$feed";
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|
$link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
|
|
}
|
|
|
|
$link = apply_filters('author_feed_link', $link, $feed);
|
|
|
|
return $link;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the feed link for a category.
|
|
*
|
|
* Returns a link to the feed for all post in a given category. A specific feed
|
|
* can be requested or left blank to get the default feed.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Feed
|
|
* @since 2.5.0
|
|
*
|
|
* @param int $cat_id ID of a category.
|
|
* @param string $feed Optional. Feed type.
|
|
* @return string Link to the feed for the category specified by $cat_id.
|
|
*/
|
|
function get_category_feed_link($cat_id, $feed = '') {
|
|
$cat_id = (int) $cat_id;
|
|
|
|
$category = get_category($cat_id);
|
|
|
|
if ( empty($category) || is_wp_error($category) )
|
|
return false;
|
|
|
|
if ( empty($feed) )
|
|
$feed = get_default_feed();
|
|
|
|
$permalink_structure = get_option('permalink_structure');
|
|
|
|
if ( '' == $permalink_structure ) {
|
|
$link = trailingslashit( get_option('home') ) . "?feed=$feed&cat=" . $cat_id;
|
|
} else {
|
|
$link = get_category_link($cat_id);
|
|
if( $feed == get_default_feed() )
|
|
$feed_link = 'feed';
|
|
else
|
|
$feed_link = "feed/$feed";
|
|
|
|
$link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
|
|
}
|
|
|
|
$link = apply_filters('category_feed_link', $link, $feed);
|
|
|
|
return $link;
|
|
}
|
|
|
|
/**
|
|
* Retrieve permalink for feed of tag.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $tag_id Tag ID.
|
|
* @param string $feed Optional. Feed type.
|
|
* @return string
|
|
*/
|
|
function get_tag_feed_link($tag_id, $feed = '') {
|
|
$tag_id = (int) $tag_id;
|
|
|
|
$tag = get_tag($tag_id);
|
|
|
|
if ( empty($tag) || is_wp_error($tag) )
|
|
return false;
|
|
|
|
$permalink_structure = get_option('permalink_structure');
|
|
|
|
if ( empty($feed) )
|
|
$feed = get_default_feed();
|
|
|
|
if ( '' == $permalink_structure ) {
|
|
$link = get_option('home') . "?feed=$feed&tag=" . $tag->slug;
|
|
} else {
|
|
$link = get_tag_link($tag->term_id);
|
|
if ( $feed == get_default_feed() )
|
|
$feed_link = 'feed';
|
|
else
|
|
$feed_link = "feed/$feed";
|
|
$link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
|
|
}
|
|
|
|
$link = apply_filters('tag_feed_link', $link, $feed);
|
|
|
|
return $link;
|
|
}
|
|
|
|
/**
|
|
* Retrieve edit tag link.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param int $tag_id Tag ID
|
|
* @return string
|
|
*/
|
|
function get_edit_tag_link( $tag_id = 0, $taxonomy = 'post_tag' ) {
|
|
$tag = get_term($tag_id, $taxonomy);
|
|
|
|
if ( !current_user_can('manage_categories') )
|
|
return;
|
|
|
|
$location = admin_url('edit-tags.php?action=edit&taxonomy=' . $taxonomy . '&tag_ID=' . $tag->term_id);
|
|
return apply_filters( 'get_edit_tag_link', $location );
|
|
}
|
|
|
|
/**
|
|
* Display or retrieve edit tag link with formatting.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param string $link Optional. Anchor text.
|
|
* @param string $before Optional. Display before edit link.
|
|
* @param string $after Optional. Display after edit link.
|
|
* @param int|object $tag Tag object or ID
|
|
* @return string|null HTML content, if $echo is set to false.
|
|
*/
|
|
function edit_tag_link( $link = '', $before = '', $after = '', $tag = null ) {
|
|
$tag = get_term($tag, 'post_tag');
|
|
|
|
if ( !current_user_can('manage_categories') )
|
|
return;
|
|
|
|
if ( empty($link) )
|
|
$link = __('Edit This');
|
|
|
|
$link = '<a href="' . get_edit_tag_link( $tag->term_id ) . '" title="' . __( 'Edit tag' ) . '">' . $link . '</a>';
|
|
echo $before . apply_filters( 'edit_tag_link', $link, $tag->term_id ) . $after;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the permalink for the feed of the search results.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $search_query Optional. Search query.
|
|
* @param string $feed Optional. Feed type.
|
|
* @return string
|
|
*/
|
|
function get_search_feed_link($search_query = '', $feed = '') {
|
|
if ( empty($search_query) )
|
|
$search = attribute_escape(get_search_query());
|
|
else
|
|
$search = attribute_escape(stripslashes($search_query));
|
|
|
|
if ( empty($feed) )
|
|
$feed = get_default_feed();
|
|
|
|
$link = get_option('home') . "?s=$search&feed=$feed";
|
|
|
|
$link = apply_filters('search_feed_link', $link);
|
|
|
|
return $link;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the permalink for the comments feed of the search results.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $search_query Optional. Search query.
|
|
* @param string $feed Optional. Feed type.
|
|
* @return string
|
|
*/
|
|
function get_search_comments_feed_link($search_query = '', $feed = '') {
|
|
if ( empty($search_query) )
|
|
$search = attribute_escape(get_search_query());
|
|
else
|
|
$search = attribute_escape(stripslashes($search_query));
|
|
|
|
if ( empty($feed) )
|
|
$feed = get_default_feed();
|
|
|
|
$link = get_option('home') . "?s=$search&feed=comments-$feed";
|
|
|
|
$link = apply_filters('search_feed_link', $link);
|
|
|
|
return $link;
|
|
}
|
|
|
|
/**
|
|
* Retrieve edit posts link for post.
|
|
*
|
|
* Can be used within the WordPress loop or outside of it. Can be used with
|
|
* pages, posts, attachments, and revisions.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $id Optional. Post ID.
|
|
* @param string $context Optional, default to display. How to write the '&', defaults to '&'.
|
|
* @return string
|
|
*/
|
|
function get_edit_post_link( $id = 0, $context = 'display' ) {
|
|
if ( !$post = &get_post( $id ) )
|
|
return;
|
|
|
|
if ( 'display' == $context )
|
|
$action = 'action=edit&';
|
|
else
|
|
$action = 'action=edit&';
|
|
|
|
switch ( $post->post_type ) :
|
|
case 'page' :
|
|
if ( !current_user_can( 'edit_page', $post->ID ) )
|
|
return;
|
|
$file = 'page';
|
|
$var = 'post';
|
|
break;
|
|
case 'attachment' :
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
$file = 'media';
|
|
$var = 'attachment_id';
|
|
break;
|
|
case 'revision' :
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
$file = 'revision';
|
|
$var = 'revision';
|
|
$action = '';
|
|
break;
|
|
default :
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
$file = 'post';
|
|
$var = 'post';
|
|
break;
|
|
endswitch;
|
|
|
|
return apply_filters( 'get_edit_post_link', admin_url("$file.php?{$action}$var=$post->ID"), $post->ID, $context );
|
|
}
|
|
|
|
/**
|
|
* Retrieve edit posts link for post.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param string $link Optional. Anchor text.
|
|
* @param string $before Optional. Display before edit link.
|
|
* @param string $after Optional. Display after edit link.
|
|
*/
|
|
function edit_post_link( $link = 'Edit This', $before = '', $after = '' ) {
|
|
global $post;
|
|
|
|
if ( $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 class="post-edit-link" href="' . get_edit_post_link( $post->ID ) . '" title="' . attribute_escape( __( 'Edit post' ) ) . '">' . $link . '</a>';
|
|
echo $before . apply_filters( 'edit_post_link', $link, $post->ID ) . $after;
|
|
}
|
|
|
|
/**
|
|
* Retrieve edit comment link.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $comment_id Optional. Comment ID.
|
|
* @return string
|
|
*/
|
|
function get_edit_comment_link( $comment_id = 0 ) {
|
|
$comment = &get_comment( $comment_id );
|
|
$post = &get_post( $comment->comment_post_ID );
|
|
|
|
if ( $post->post_type == 'page' ) {
|
|
if ( !current_user_can( 'edit_page', $post->ID ) )
|
|
return;
|
|
} else {
|
|
if ( !current_user_can( 'edit_post', $post->ID ) )
|
|
return;
|
|
}
|
|
|
|
$location = admin_url('comment.php?action=editcomment&c=') . $comment->comment_ID;
|
|
return apply_filters( 'get_edit_comment_link', $location );
|
|
}
|
|
|
|
/**
|
|
* Display or retrieve edit comment link with formatting.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param string $link Optional. Anchor text.
|
|
* @param string $before Optional. Display before edit link.
|
|
* @param string $after Optional. Display after edit link.
|
|
* @return string|null HTML content, if $echo is set to false.
|
|
*/
|
|
function edit_comment_link( $link = 'Edit This', $before = '', $after = '' ) {
|
|
global $comment, $post;
|
|
|
|
if ( $post->post_type == 'attachment' ) {
|
|
} 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 class="comment-edit-link" 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;
|
|
}
|
|
|
|
/**
|
|
* Display edit bookmark (literally a URL external to blog) link.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param int $link Optional. Bookmark ID.
|
|
* @return string
|
|
*/
|
|
function get_edit_bookmark_link( $link = 0 ) {
|
|
$link = get_bookmark( $link );
|
|
|
|
if ( !current_user_can('manage_links') )
|
|
return;
|
|
|
|
$location = admin_url('link.php?action=edit&link_id=') . $link->link_id;
|
|
return apply_filters( 'get_edit_bookmark_link', $location, $link->link_id );
|
|
}
|
|
|
|
/**
|
|
* Display edit bookmark (literally a URL external to blog) link anchor content.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param string $link Optional. Anchor text.
|
|
* @param string $before Optional. Display before edit link.
|
|
* @param string $after Optional. Display after edit link.
|
|
* @param int $bookmark Optional. Bookmark ID.
|
|
*/
|
|
function edit_bookmark_link( $link = '', $before = '', $after = '', $bookmark = null ) {
|
|
$bookmark = get_bookmark($bookmark);
|
|
|
|
if ( !current_user_can('manage_links') )
|
|
return;
|
|
|
|
if ( empty($link) )
|
|
$link = __('Edit This');
|
|
|
|
$link = '<a href="' . get_edit_bookmark_link( $link ) . '" title="' . __( 'Edit link' ) . '">' . $link . '</a>';
|
|
echo $before . apply_filters( 'edit_bookmark_link', $link, $bookmark->link_id ) . $after;
|
|
}
|
|
|
|
// Navigation links
|
|
|
|
/**
|
|
* Retrieve previous post link that is adjacent to current post.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @return string
|
|
*/
|
|
function get_previous_post($in_same_cat = false, $excluded_categories = '') {
|
|
return get_adjacent_post($in_same_cat, $excluded_categories);
|
|
}
|
|
|
|
/**
|
|
* Retrieve next post link that is adjacent to current post.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @return string
|
|
*/
|
|
function get_next_post($in_same_cat = false, $excluded_categories = '') {
|
|
return get_adjacent_post($in_same_cat, $excluded_categories, false);
|
|
}
|
|
|
|
/**
|
|
* Retrieve adjacent post link.
|
|
*
|
|
* Can either be next or previous post link.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @param bool $previous Optional. Whether to retrieve previous post.
|
|
* @return string
|
|
*/
|
|
function get_adjacent_post($in_same_cat = false, $excluded_categories = '', $previous = true) {
|
|
global $post, $wpdb;
|
|
|
|
if( empty($post) || !is_single() || is_attachment() )
|
|
return null;
|
|
|
|
$current_post_date = $post->post_date;
|
|
|
|
$join = '';
|
|
$posts_in_ex_cats_sql = '';
|
|
if ( $in_same_cat || !empty($excluded_categories) ) {
|
|
$join = " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id INNER JOIN $wpdb->term_taxonomy tt ON tr.term_taxonomy_id = tt.term_taxonomy_id";
|
|
|
|
if ( $in_same_cat ) {
|
|
$cat_array = wp_get_object_terms($post->ID, 'category', 'fields=ids');
|
|
$join .= " AND tt.taxonomy = 'category' AND tt.term_id IN (" . implode(',', $cat_array) . ")";
|
|
}
|
|
|
|
$posts_in_ex_cats_sql = "AND tt.taxonomy = 'category'";
|
|
if ( !empty($excluded_categories) ) {
|
|
$excluded_categories = array_map('intval', explode(' and ', $excluded_categories));
|
|
if ( !empty($cat_array) ) {
|
|
$excluded_categories = array_diff($excluded_categories, $cat_array);
|
|
$posts_in_ex_cats_sql = '';
|
|
}
|
|
|
|
if ( !empty($excluded_categories) ) {
|
|
$posts_in_ex_cats_sql = " AND tt.taxonomy = 'category' AND tt.term_id NOT IN (" . implode($excluded_categories, ',') . ')';
|
|
}
|
|
}
|
|
}
|
|
|
|
$adjacent = $previous ? 'previous' : 'next';
|
|
$op = $previous ? '<' : '>';
|
|
$order = $previous ? 'DESC' : 'ASC';
|
|
|
|
$join = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_cat, $excluded_categories );
|
|
$where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare("WHERE p.post_date $op %s AND p.post_type = 'post' AND p.post_status = 'publish' $posts_in_ex_cats_sql", $current_post_date), $in_same_cat, $excluded_categories );
|
|
$sort = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1" );
|
|
|
|
return $wpdb->get_row("SELECT p.* FROM $wpdb->posts AS p $join $where $sort");
|
|
}
|
|
|
|
/**
|
|
* 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_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @param bool $previous Optional, default is true. Whether display link to previous post.
|
|
* @return string
|
|
*/
|
|
function get_adjacent_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $previous = true) {
|
|
if ( $previous && is_attachment() )
|
|
$post = & get_post($GLOBALS['post']->post_parent);
|
|
else
|
|
$post = get_adjacent_post($in_same_cat,$excluded_categories,$previous);
|
|
|
|
if ( empty($post) )
|
|
return;
|
|
|
|
if ( empty($post->post_title) )
|
|
$post->post_title = $previous ? __('Previous Post') : __('Next Post');
|
|
|
|
$date = mysql2date(get_option('date_format'), $post->post_date);
|
|
|
|
$title = str_replace('%title', $post->post_title, $title);
|
|
$title = str_replace('%date', $date, $title);
|
|
$title = apply_filters('the_title', $title, $post);
|
|
|
|
$link = $previous ? "<link rel='prev' title='" : "<link rel='next' title='";
|
|
$link .= $title;
|
|
$link .= "' href='" . get_permalink($post) . "' />\n";
|
|
|
|
$adjacent = $previous ? 'previous' : 'next';
|
|
return apply_filters( "{$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_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
*/
|
|
function adjacent_posts_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
|
echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', true);
|
|
echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', false);
|
|
}
|
|
|
|
/**
|
|
* 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_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
*/
|
|
function next_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
|
echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', false);
|
|
}
|
|
|
|
/**
|
|
* 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_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
*/
|
|
function prev_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
|
echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', true);
|
|
}
|
|
|
|
/**
|
|
* Retrieve boundary post.
|
|
*
|
|
* Boundary being either the first or last post by publish date within the contraitns specified
|
|
* by in same category or excluded categories.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param bool $in_same_cat Optional. Whether returned post should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @param bool $previous Optional. Whether to retrieve first post.
|
|
* @return object
|
|
*/
|
|
function get_boundary_post($in_same_cat = false, $excluded_categories = '', $start = true) {
|
|
global $post, $wpdb;
|
|
|
|
if( empty($post) || !is_single() || is_attachment() )
|
|
return null;
|
|
|
|
$cat_array = array();
|
|
$excluded_categories = array();
|
|
if ( !empty($in_same_cat) || !empty($excluded_categories) ) {
|
|
if ( !empty($in_same_cat) ) {
|
|
$cat_array = wp_get_object_terms($post->ID, 'category', 'fields=ids');
|
|
}
|
|
|
|
if ( !empty($excluded_categories) ) {
|
|
$excluded_categories = array_map('intval', explode(',', $excluded_categories));
|
|
|
|
if ( !empty($cat_array) ) {
|
|
$excluded_categories = array_diff($excluded_categories, $cat_array);
|
|
}
|
|
|
|
$inverse_cats = array();
|
|
foreach ( $excluded_categories as $excluded_category) {
|
|
$inverse_cats[] = $excluded_category * -1;
|
|
}
|
|
$excluded_categories = $inverse_cats;
|
|
}
|
|
}
|
|
|
|
$categories = array_merge($cat_array, $excluded_categories);
|
|
|
|
$order = $start ? 'ASC' : 'DESC';
|
|
|
|
return get_posts("numberposts=1&order=$order&orderby=ID&category=$categories");
|
|
}
|
|
|
|
/**
|
|
* Get boundary post relational link.
|
|
*
|
|
* Can either be start or end post relational link.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param string $title Optional. Link title format.
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @param bool $start Optional, default is true. Whether display link to first post.
|
|
* @return string
|
|
*/
|
|
function get_boundary_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $start = true) {
|
|
$posts = get_boundary_post($in_same_cat,$excluded_categories,$start);
|
|
// Even though we limited get_posts to return only 1 item it still returns an array of objects.
|
|
$post = $posts[0];
|
|
|
|
if ( empty($post) )
|
|
return;
|
|
|
|
if ( empty($post->post_title) )
|
|
$post->post_title = $start ? __('First Post') : __('Last Post');
|
|
|
|
$date = mysql2date(get_option('date_format'), $post->post_date);
|
|
|
|
$title = str_replace('%title', $post->post_title, $title);
|
|
$title = str_replace('%date', $date, $title);
|
|
$title = apply_filters('the_title', $title, $post);
|
|
|
|
$link = $start ? "<link rel='start' title='" : "<link rel='end' title='";
|
|
$link .= $title;
|
|
$link .= "' href='" . get_permalink($post) . "' />\n";
|
|
|
|
$boundary = $start ? 'start' : 'end';
|
|
return apply_filters( "{$boundary}_post_rel_link", $link );
|
|
}
|
|
|
|
/**
|
|
* Display relational link for the first post.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param string $title Optional. Link title format.
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
*/
|
|
function start_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
|
echo get_boundary_post_rel_link($title, $in_same_cat, $excluded_categories, true);
|
|
}
|
|
|
|
/**
|
|
* Get site index relational link.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_index_rel_link() {
|
|
$link = "<link rel='index' title='" . get_bloginfo('name') . "' href='" . get_bloginfo('siteurl') . "' />\n";
|
|
return apply_filters( "index_rel_link", $link );
|
|
}
|
|
|
|
/**
|
|
* Display relational link for the site index.
|
|
*
|
|
* @since 2.8.0
|
|
*/
|
|
function index_rel_link() {
|
|
echo get_index_rel_link();
|
|
}
|
|
|
|
/**
|
|
* Get parent post relational link.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param string $title Optional. Link title format.
|
|
* @return string
|
|
*/
|
|
function get_parent_post_rel_link($title = '%title') {
|
|
if ( ! empty( $GLOBALS['post'] ) && ! empty( $GLOBALS['post']->post_parent ) )
|
|
$post = & get_post($GLOBALS['post']->post_parent);
|
|
|
|
if ( empty($post) )
|
|
return;
|
|
|
|
$date = mysql2date(get_option('date_format'), $post->post_date);
|
|
|
|
$title = str_replace('%title', $post->post_title, $title);
|
|
$title = str_replace('%date', $date, $title);
|
|
$title = apply_filters('the_title', $title, $post);
|
|
|
|
$link = "<link rel='up' title='";
|
|
$link .= $title;
|
|
$link .= "' href='" . get_permalink($post) . "' />\n";
|
|
|
|
return apply_filters( "parent_post_rel_link", $link );
|
|
}
|
|
|
|
/**
|
|
* Display relational link for parent item
|
|
*
|
|
* @since 2.8.0
|
|
*/
|
|
function parent_post_rel_link($title = '%title') {
|
|
echo get_parent_post_rel_link($title);
|
|
}
|
|
|
|
/**
|
|
* Display previous post link that is adjacent to the current post.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $format Optional. Link anchor format.
|
|
* @param string $link Optional. Link permalink format.
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
*/
|
|
function previous_post_link($format='« %link', $link='%title', $in_same_cat = false, $excluded_categories = '') {
|
|
adjacent_post_link($format, $link, $in_same_cat, $excluded_categories, true);
|
|
}
|
|
|
|
/**
|
|
* Display next post link that is adjacent to the current post.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $format Optional. Link anchor format.
|
|
* @param string $link Optional. Link permalink format.
|
|
* @param bool $in_same_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
*/
|
|
function next_post_link($format='%link »', $link='%title', $in_same_cat = false, $excluded_categories = '') {
|
|
adjacent_post_link($format, $link, $in_same_cat, $excluded_categories, false);
|
|
}
|
|
|
|
/**
|
|
* 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_cat Optional. Whether link should be in same category.
|
|
* @param string $excluded_categories Optional. Excluded categories IDs.
|
|
* @param bool $previous Optional, default is true. Whether display link to previous post.
|
|
*/
|
|
function adjacent_post_link($format, $link, $in_same_cat = false, $excluded_categories = '', $previous = true) {
|
|
if ( $previous && is_attachment() )
|
|
$post = & get_post($GLOBALS['post']->post_parent);
|
|
else
|
|
$post = get_adjacent_post($in_same_cat, $excluded_categories, $previous);
|
|
|
|
if ( !$post )
|
|
return;
|
|
|
|
$title = $post->post_title;
|
|
|
|
if ( empty($post->post_title) )
|
|
$title = $previous ? __('Previous Post') : __('Next Post');
|
|
|
|
$title = apply_filters('the_title', $title, $post);
|
|
$date = mysql2date(get_option('date_format'), $post->post_date);
|
|
|
|
$string = '<a href="'.get_permalink($post).'">';
|
|
$link = str_replace('%title', $title, $link);
|
|
$link = str_replace('%date', $date, $link);
|
|
$link = $string . $link . '</a>';
|
|
|
|
$format = str_replace('%link', $link, $format);
|
|
|
|
$adjacent = $previous ? 'previous' : 'next';
|
|
echo apply_filters( "{$adjacent}_post_link", $format, $link );
|
|
}
|
|
|
|
/**
|
|
* Retrieve get links for page numbers.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param int $pagenum Optional. Page ID.
|
|
* @return string
|
|
*/
|
|
function get_pagenum_link($pagenum = 1) {
|
|
global $wp_rewrite;
|
|
|
|
$pagenum = (int) $pagenum;
|
|
|
|
$request = remove_query_arg( 'paged' );
|
|
|
|
$home_root = parse_url(get_option('home'));
|
|
$home_root = ( isset($home_root['path']) ) ? $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 ( !empty( $qs_match[0] ) ) {
|
|
$query_string = $qs_match[0];
|
|
$request = preg_replace( $qs_regex, '', $request );
|
|
} else {
|
|
$query_string = '';
|
|
}
|
|
|
|
$request = preg_replace( '|page/\d+/?$|', '', $request);
|
|
$request = preg_replace( '|^index\.php|', '', $request);
|
|
$request = ltrim($request, '/');
|
|
|
|
$base = trailingslashit( get_bloginfo( 'url' ) );
|
|
|
|
if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' != $request ) )
|
|
$base .= 'index.php/';
|
|
|
|
if ( $pagenum > 1 ) {
|
|
$request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( 'page/' . $pagenum, 'paged' );
|
|
}
|
|
|
|
$result = $base . $request . $query_string;
|
|
}
|
|
|
|
$result = apply_filters('get_pagenum_link', $result);
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Retrieve next posts pages link.
|
|
*
|
|
* Backported from 2.1.3 to 2.0.10.
|
|
*
|
|
* @since 2.0.10
|
|
*
|
|
* @param int $max_page Optional. Max pages.
|
|
* @return string
|
|
*/
|
|
function get_next_posts_page_link($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 pages link.
|
|
*
|
|
* @since 0.71
|
|
*
|
|
* @param int $max_page Optional. Max pages.
|
|
* @param boolean $echo Optional. Echo or return;
|
|
*/
|
|
function next_posts( $max_page = 0, $echo = true ) {
|
|
$output = clean_url( get_next_posts_page_link( $max_page ) );
|
|
|
|
if ( $echo )
|
|
echo $output;
|
|
else
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Return the next posts pages link.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param string $label Content for link text.
|
|
* @param int $max_page Optional. Max pages.
|
|
* @return string|null
|
|
*/
|
|
function get_next_posts_link( $label = 'Next Page »', $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 ( !is_single() && ( empty($paged) || $nextpage <= $max_page) ) {
|
|
$attr = apply_filters( 'next_posts_link_attributes', '' );
|
|
return '<a href="' . next_posts( $max_page, false ) . "\" $attr>". preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display the next posts pages link.
|
|
*
|
|
* @since 0.71
|
|
* @uses get_next_posts_link()
|
|
*
|
|
* @param string $label Content for link text.
|
|
* @param int $max_page Optional. Max pages.
|
|
*/
|
|
function next_posts_link( $label = 'Next Page »', $max_page = 0 ) {
|
|
echo get_next_posts_link( $label, $max_page );
|
|
}
|
|
|
|
/**
|
|
* Retrieve previous post pages 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
|
|
*
|
|
* @return string|null
|
|
*/
|
|
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 pages link.
|
|
*
|
|
* @since 0.71
|
|
*
|
|
* @param boolean $echo Optional. Echo or return;
|
|
*/
|
|
function previous_posts( $echo = true ) {
|
|
$output = clean_url( get_previous_posts_page_link() );
|
|
|
|
if ( $echo )
|
|
echo $output;
|
|
else
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Return the previous posts pages link.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param string $label Optional. Previous page link text.
|
|
* @return string|null
|
|
*/
|
|
function get_previous_posts_link( $label = '« Previous Page' ) {
|
|
global $paged;
|
|
|
|
if ( !is_single() && $paged > 1 ) {
|
|
$attr = apply_filters( 'previous_posts_link_attributes', '' );
|
|
return '<a href="' . previous_posts( false ) . "\" $attr>". preg_replace( '/&([^#])(?![a-z]{1,8};)/', '&$1', $label ) .'</a>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display the previous posts page link.
|
|
*
|
|
* @since 0.71
|
|
* @uses get_previous_posts_link()
|
|
*
|
|
* @param string $label Optional. Previous page link text.
|
|
*/
|
|
function previous_posts_link( $label = '« Previous Page' ) {
|
|
echo get_previous_posts_link( $label );
|
|
}
|
|
|
|
/**
|
|
* 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 = '« 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);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Retrieve page numbers links.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param int $pagenum Optional. Page number.
|
|
* @return string
|
|
*/
|
|
function get_comments_pagenum_link( $pagenum = 1, $max_page = 0 ) {
|
|
global $post, $wp_rewrite;
|
|
|
|
$pagenum = (int) $pagenum;
|
|
|
|
$result = get_permalink( $post->ID );
|
|
|
|
if ( 'newest' == get_option('default_comments_page') ) {
|
|
if ( $pagenum != $max_page ) {
|
|
if ( $wp_rewrite->using_permalinks() )
|
|
$result = user_trailingslashit( trailingslashit($result) . 'comment-page-' . $pagenum, 'commentpaged');
|
|
else
|
|
$result = add_query_arg( 'cpage', $pagenum, $result );
|
|
}
|
|
} elseif ( $pagenum > 1 ) {
|
|
if ( $wp_rewrite->using_permalinks() )
|
|
$result = user_trailingslashit( trailingslashit($result) . 'comment-page-' . $pagenum, 'commentpaged');
|
|
else
|
|
$result = add_query_arg( 'cpage', $pagenum, $result );
|
|
}
|
|
|
|
$result .= '#comments';
|
|
|
|
$result = apply_filters('get_comments_pagenum_link', $result);
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Return the link to next comments pages.
|
|
*
|
|
* @since 2.7.1
|
|
*
|
|
* @param string $label Optional. Label for link text.
|
|
* @param int $max_page Optional. Max page.
|
|
* @return string|null
|
|
*/
|
|
function get_next_comments_link( $label = '', $max_page = 0 ) {
|
|
global $wp_query;
|
|
|
|
if ( !is_singular() || !get_option('page_comments') )
|
|
return;
|
|
|
|
$page = get_query_var('cpage');
|
|
|
|
$nextpage = intval($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 »');
|
|
|
|
return '<a href="' . clean_url( get_comments_pagenum_link( $nextpage, $max_page ) ) . '" ' . apply_filters( 'next_comments_link_attributes', '' ) . '>'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
|
}
|
|
|
|
/**
|
|
* Display the link to next comments pages.
|
|
*
|
|
* @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|null
|
|
*/
|
|
function get_previous_comments_link( $label = '' ) {
|
|
if ( !is_singular() || !get_option('page_comments') )
|
|
return;
|
|
|
|
$page = get_query_var('cpage');
|
|
|
|
if ( intval($page) <= 1 )
|
|
return;
|
|
|
|
$prevpage = intval($page) - 1;
|
|
|
|
if ( empty($label) )
|
|
$label = __('« Older Comments');
|
|
|
|
return '<a href="' . clean_url( get_comments_pagenum_link( $prevpage ) ) . '" ' . apply_filters( 'previous_comments_link_attributes', '' ) . '>' . preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$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
|
|
*
|
|
* @param string|array $args Optional args. See paginate_links.
|
|
* @return string Markup for pagination links.
|
|
*/
|
|
function paginate_comments_links($args = array()) {
|
|
global $wp_query, $wp_rewrite;
|
|
|
|
if ( !is_singular() || !get_option('page_comments') )
|
|
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()) . 'comment-page-%#%', 'commentpaged');
|
|
|
|
$args = wp_parse_args( $args, $defaults );
|
|
$page_links = paginate_links( $args );
|
|
|
|
if ( $args['echo'] )
|
|
echo $page_links;
|
|
else
|
|
return $page_links;
|
|
}
|
|
|
|
/**
|
|
* Retrieve shortcut link.
|
|
*
|
|
* Use this in 'a' element 'href' attribute.
|
|
*
|
|
* @since 2.6.0
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_shortcut_link() {
|
|
$link = "javascript:
|
|
var d=document,
|
|
w=window,
|
|
e=w.getSelection,
|
|
k=d.getSelection,
|
|
x=d.selection,
|
|
s=(e?e():(k)?k():(x?x.createRange().text:0)),
|
|
f='" . admin_url('press-this.php') . "',
|
|
l=d.location,
|
|
e=encodeURIComponent,
|
|
g=f+'?u='+e(l.href)+'&t='+e(d.title)+'&s='+e(s)+'&v=2';
|
|
function a(){
|
|
if(!w.open(g,'t','toolbar=0,resizable=0,scrollbars=1,status=1,width=720,height=570')){
|
|
l.href=g;
|
|
}
|
|
}";
|
|
if (strpos($_SERVER['HTTP_USER_AGENT'], 'Firefox') !== false)
|
|
$link .= 'setTimeout(a,0);';
|
|
else
|
|
$link .= 'a();';
|
|
|
|
$link .= "void(0);";
|
|
|
|
$link = str_replace(array("\r", "\n", "\t"), '', $link);
|
|
|
|
return apply_filters('shortcut_link', $link);
|
|
}
|
|
|
|
/**
|
|
* Retrieve the site url.
|
|
*
|
|
* 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.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.6.0
|
|
*
|
|
* @param string $path Optional. Path relative to the site url.
|
|
* @param string $scheme Optional. Scheme to give the site url context. Currently 'http','https', 'login', 'login_post', or 'admin'.
|
|
* @return string Site url link with optional path appended.
|
|
*/
|
|
function site_url($path = '', $scheme = null) {
|
|
// should the list of allowed schemes be maintained elsewhere?
|
|
$orig_scheme = $scheme;
|
|
if ( !in_array($scheme, array('http', 'https')) ) {
|
|
if ( ('login_post' == $scheme) && ( force_ssl_login() || force_ssl_admin() ) )
|
|
$scheme = 'https';
|
|
elseif ( ('login' == $scheme) && ( force_ssl_admin() ) )
|
|
$scheme = 'https';
|
|
elseif ( ('admin' == $scheme) && force_ssl_admin() )
|
|
$scheme = 'https';
|
|
else
|
|
$scheme = ( is_ssl() ? 'https' : 'http' );
|
|
}
|
|
|
|
$url = str_replace( 'http://', "{$scheme}://", get_option('siteurl') );
|
|
|
|
if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
|
$url .= '/' . ltrim($path, '/');
|
|
|
|
return apply_filters('site_url', $url, $path, $orig_scheme);
|
|
}
|
|
|
|
/**
|
|
* Retrieve the url to the admin area.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.6.0
|
|
*
|
|
* @param string $path Optional path relative to the admin url
|
|
* @return string Admin url link with optional path appended
|
|
*/
|
|
function admin_url($path = '') {
|
|
$url = site_url('wp-admin/', 'admin');
|
|
|
|
if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
|
$url .= ltrim($path, '/');
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the url to the includes directory.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.6.0
|
|
*
|
|
* @param string $path Optional. Path relative to the includes url.
|
|
* @return string Includes url link with optional path appended.
|
|
*/
|
|
function includes_url($path = '') {
|
|
$url = site_url() . '/' . WPINC . '/';
|
|
|
|
if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
|
$url .= ltrim($path, '/');
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the url to the content directory.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.6.0
|
|
*
|
|
* @param string $path Optional. Path relative to the content url.
|
|
* @return string Content url link with optional path appended.
|
|
*/
|
|
function content_url($path = '') {
|
|
$scheme = ( is_ssl() ? 'https' : 'http' );
|
|
$url = WP_CONTENT_URL;
|
|
if ( 0 === strpos($url, 'http') ) {
|
|
if ( is_ssl() )
|
|
$url = str_replace( 'http://', "{$scheme}://", $url );
|
|
}
|
|
|
|
if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
|
$url .= '/' . ltrim($path, '/');
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the url to the plugins directory or to a specific file within that directory.
|
|
* You can hardcode the plugin slug in $path or pass __FILE__ as a second argument to get the correct folder name.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.6.0
|
|
*
|
|
* @param string $path Optional. Path relative to the plugins url.
|
|
* @param string $plugin Optional. The plugin file that you want to be relative to - i.e. pass in __FILE__
|
|
* @return string Plugins url link with optional path appended.
|
|
*/
|
|
function plugins_url($path = '', $plugin = '') {
|
|
$scheme = ( is_ssl() ? 'https' : 'http' );
|
|
$url = WP_PLUGIN_URL;
|
|
if ( 0 === strpos($url, 'http') ) {
|
|
if ( is_ssl() )
|
|
$url = str_replace( 'http://', "{$scheme}://", $url );
|
|
}
|
|
|
|
if ( !empty($plugin) && is_string($plugin) )
|
|
{
|
|
$folder = dirname(plugin_basename($plugin));
|
|
if ('.' != $folder)
|
|
$url .= '/' . ltrim($folder, '/');
|
|
}
|
|
|
|
if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
|
$url .= '/' . ltrim($path, '/');
|
|
|
|
return $url;
|
|
}
|
|
|
|
?>
|