| 1 | <?php |
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| 2 | /** |
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| 3 | * WordPress Link Template Functions |
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| 4 | * |
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| 5 | * @package WordPress |
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| 6 | * @subpackage Template |
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| 7 | */ |
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| 8 | |
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| 9 | /** |
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| 10 | * Display the permalink for the current post. |
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| 11 | * |
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| 12 | * @since 1.2.0 |
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| 13 | * @uses apply_filters() Calls 'the_permalink' filter on the permalink string. |
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| 14 | */ |
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| 15 | function the_permalink() { |
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| 16 | echo apply_filters('the_permalink', get_permalink()); |
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| 17 | } |
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| 18 | |
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| 19 | /** |
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| 20 | * Retrieve trailing slash string, if blog set for adding trailing slashes. |
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| 21 | * |
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| 22 | * Conditionally adds a trailing slash if the permalink structure has a trailing |
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| 23 | * slash, strips the trailing slash if not. The string is passed through the |
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| 24 | * 'user_trailingslashit' filter. Will remove trailing slash from string, if |
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| 25 | * blog is not set to have them. |
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| 26 | * |
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| 27 | * @since 2.2.0 |
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| 28 | * @uses $wp_rewrite |
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| 29 | * |
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| 30 | * @param string $string URL with or without a trailing slash. |
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| 31 | * @param string $type_of_url The type of URL being considered (e.g. single, category, etc) for use in the filter. |
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| 32 | * @return string |
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| 33 | */ |
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| 34 | function user_trailingslashit($string, $type_of_url = '') { |
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| 35 | global $wp_rewrite; |
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| 36 | if ( $wp_rewrite->use_trailing_slashes ) |
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| 37 | $string = trailingslashit($string); |
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| 38 | else |
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| 39 | $string = untrailingslashit($string); |
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| 40 | |
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| 41 | // Note that $type_of_url can be one of following: |
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| 42 | // single, single_trackback, single_feed, single_paged, feed, category, page, year, month, day, paged, post_type_archive |
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| 43 | $string = apply_filters('user_trailingslashit', $string, $type_of_url); |
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| 44 | return $string; |
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| 45 | } |
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| 46 | |
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| 47 | /** |
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| 48 | * Display permalink anchor for current post. |
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| 49 | * |
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| 50 | * The permalink mode title will use the post title for the 'a' element 'id' |
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| 51 | * attribute. The id mode uses 'post-' with the post ID for the 'id' attribute. |
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| 52 | * |
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| 53 | * @since 0.71 |
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| 54 | * |
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| 55 | * @param string $mode Permalink mode can be either 'title', 'id', or default, which is 'id'. |
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| 56 | */ |
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| 57 | function permalink_anchor($mode = 'id') { |
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| 58 | global $post; |
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| 59 | switch ( strtolower($mode) ) { |
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| 60 | case 'title': |
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| 61 | $title = sanitize_title($post->post_title) . '-' . $post->ID; |
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| 62 | echo '<a id="'.$title.'"></a>'; |
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| 63 | break; |
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| 64 | case 'id': |
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| 65 | default: |
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| 66 | echo '<a id="post-' . $post->ID . '"></a>'; |
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| 67 | break; |
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| 68 | } |
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| 69 | } |
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| 70 | |
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| 71 | /** |
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| 72 | * Retrieve full permalink for current post or post ID. |
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| 73 | * |
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| 74 | * @since 1.0.0 |
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| 75 | * |
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| 76 | * @param int $id Optional. Post ID. |
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| 77 | * @param bool $leavename Optional, defaults to false. Whether to keep post name or page name. |
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| 78 | * @return string |
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| 79 | */ |
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| 80 | function get_permalink($id = 0, $leavename = false) { |
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| 81 | $rewritecode = array( |
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| 82 | '%year%', |
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| 83 | '%monthnum%', |
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| 84 | '%day%', |
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| 85 | '%hour%', |
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| 86 | '%minute%', |
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| 87 | '%second%', |
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| 88 | $leavename? '' : '%postname%', |
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| 89 | '%post_id%', |
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| 90 | '%category%', |
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| 91 | '%author%', |
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| 92 | $leavename? '' : '%pagename%', |
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| 93 | ); |
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| 94 | |
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| 95 | if ( is_object($id) && isset($id->filter) && 'sample' == $id->filter ) { |
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| 96 | $post = $id; |
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| 97 | $sample = true; |
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| 98 | } else { |
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| 99 | $post = &get_post($id); |
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| 100 | $sample = false; |
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| 101 | } |
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| 102 | |
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| 103 | if ( empty($post->ID) ) |
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| 104 | return false; |
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| 105 | |
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| 106 | if ( $post->post_type == 'page' ) |
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| 107 | return get_page_link($post->ID, $leavename, $sample); |
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| 108 | elseif ( $post->post_type == 'attachment' ) |
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| 109 | return get_attachment_link($post->ID); |
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| 110 | elseif ( in_array($post->post_type, get_post_types( array('_builtin' => false) ) ) ) |
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| 111 | return get_post_permalink($post->ID, $leavename, $sample); |
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| 112 | |
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| 113 | $permalink = get_option('permalink_structure'); |
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| 114 | |
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| 115 | $permalink = apply_filters('pre_post_link', $permalink, $post, $leavename); |
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| 116 | |
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| 117 | if ( '' != $permalink && !in_array($post->post_status, array('draft', 'pending', 'auto-draft')) ) { |
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| 118 | $unixtime = strtotime($post->post_date); |
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| 119 | |
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| 120 | $category = ''; |
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| 121 | if ( strpos($permalink, '%category%') !== false ) { |
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| 122 | $cats = get_the_category($post->ID); |
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| 123 | if ( $cats ) { |
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| 124 | usort($cats, '_usort_terms_by_ID'); // order by ID |
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| 125 | $category = $cats[0]->slug; |
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| 126 | if ( $parent = $cats[0]->parent ) |
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| 127 | $category = get_category_parents($parent, false, '/', true) . $category; |
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| 128 | } |
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| 129 | // show default category in permalinks, without |
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| 130 | // having to assign it explicitly |
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| 131 | if ( empty($category) ) { |
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| 132 | $default_category = get_category( get_option( 'default_category' ) ); |
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| 133 | $category = is_wp_error( $default_category ) ? '' : $default_category->slug; |
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| 134 | } |
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| 135 | } |
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| 136 | |
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| 137 | $author = ''; |
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| 138 | if ( strpos($permalink, '%author%') !== false ) { |
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| 139 | $authordata = get_userdata($post->post_author); |
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| 140 | $author = $authordata->user_nicename; |
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| 141 | } |
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| 142 | |
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| 143 | $date = explode(" ",date('Y m d H i s', $unixtime)); |
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| 144 | $rewritereplace = |
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| 145 | array( |
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| 146 | $date[0], |
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| 147 | $date[1], |
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| 148 | $date[2], |
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| 149 | $date[3], |
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| 150 | $date[4], |
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| 151 | $date[5], |
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| 152 | $post->post_name, |
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| 153 | $post->ID, |
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| 154 | $category, |
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| 155 | $author, |
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| 156 | $post->post_name, |
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| 157 | ); |
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| 158 | $permalink = home_url( str_replace($rewritecode, $rewritereplace, $permalink) ); |
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| 159 | $permalink = user_trailingslashit($permalink, 'single'); |
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| 160 | } else { // if they're not using the fancy permalink option |
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| 161 | $permalink = home_url('?p=' . $post->ID); |
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| 162 | } |
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| 163 | return apply_filters('post_link', $permalink, $post, $leavename); |
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| 164 | } |
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| 165 | |
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| 166 | /** |
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| 167 | * Retrieve the permalink for a post with a custom post type. |
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| 168 | * |
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| 169 | * @since 3.0.0 |
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| 170 | * |
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| 171 | * @param int $id Optional. Post ID. |
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| 172 | * @param bool $leavename Optional, defaults to false. Whether to keep post name. |
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| 173 | * @param bool $sample Optional, defaults to false. Is it a sample permalink. |
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| 174 | * @return string |
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| 175 | */ |
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| 176 | function get_post_permalink( $id = 0, $leavename = false, $sample = false ) { |
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| 177 | global $wp_rewrite; |
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| 178 | |
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| 179 | $post = &get_post($id); |
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| 180 | |
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| 181 | if ( is_wp_error( $post ) ) |
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| 182 | return $post; |
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| 183 | |
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| 184 | $post_link = $wp_rewrite->get_extra_permastruct($post->post_type); |
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| 185 | |
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| 186 | $slug = $post->post_name; |
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| 187 | |
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| 188 | $draft_or_pending = isset($post->post_status) && in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) ); |
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| 189 | |
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| 190 | $post_type = get_post_type_object($post->post_type); |
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| 191 | |
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| 192 | if ( !empty($post_link) && ( !$draft_or_pending || $sample ) ) { |
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| 193 | if ( ! $leavename ) { |
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| 194 | if ( $post_type->hierarchical ) |
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| 195 | $slug = get_page_uri($id); |
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| 196 | $post_link = str_replace("%$post->post_type%", $slug, $post_link); |
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| 197 | } |
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| 198 | $post_link = home_url( user_trailingslashit($post_link) ); |
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| 199 | } else { |
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| 200 | if ( $post_type->query_var && ( isset($post->post_status) && !$draft_or_pending ) ) |
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| 201 | $post_link = add_query_arg($post_type->query_var, $slug, ''); |
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| 202 | else |
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| 203 | $post_link = add_query_arg(array('post_type' => $post->post_type, 'p' => $post->ID), ''); |
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| 204 | $post_link = home_url($post_link); |
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| 205 | } |
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| 206 | |
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| 207 | return apply_filters('post_type_link', $post_link, $post, $leavename, $sample); |
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| 208 | } |
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| 209 | |
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| 210 | /** |
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| 211 | * Retrieve permalink from post ID. |
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| 212 | * |
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| 213 | * @since 1.0.0 |
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| 214 | * |
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| 215 | * @param int $post_id Optional. Post ID. |
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| 216 | * @param mixed $deprecated Not used. |
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| 217 | * @return string |
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| 218 | */ |
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| 219 | function post_permalink( $post_id = 0, $deprecated = '' ) { |
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| 220 | if ( !empty( $deprecated ) ) |
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| 221 | _deprecated_argument( __FUNCTION__, '1.3' ); |
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| 222 | |
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| 223 | return get_permalink($post_id); |
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| 224 | } |
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| 225 | |
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| 226 | /** |
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| 227 | * Retrieve the permalink for current page or page ID. |
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| 228 | * |
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| 229 | * Respects page_on_front. Use this one. |
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| 230 | * |
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| 231 | * @since 1.5.0 |
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| 232 | * |
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| 233 | * @param int $id Optional. Post ID. |
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| 234 | * @param bool $leavename Optional, defaults to false. Whether to keep page name. |
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| 235 | * @param bool $sample Optional, defaults to false. Is it a sample permalink. |
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| 236 | * @return string |
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| 237 | */ |
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| 238 | function get_page_link( $id = false, $leavename = false, $sample = false ) { |
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| 239 | global $post; |
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| 240 | |
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| 241 | $id = (int) $id; |
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| 242 | if ( !$id ) |
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| 243 | $id = (int) $post->ID; |
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| 244 | |
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| 245 | if ( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') ) |
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| 246 | $link = home_url('/'); |
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| 247 | else |
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| 248 | $link = _get_page_link( $id , $leavename, $sample ); |
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| 249 | |
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| 250 | return apply_filters('page_link', $link, $id, $sample); |
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| 251 | } |
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| 252 | |
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| 253 | /** |
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| 254 | * Retrieve the page permalink. |
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| 255 | * |
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| 256 | * Ignores page_on_front. Internal use only. |
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| 257 | * |
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| 258 | * @since 2.1.0 |
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| 259 | * @access private |
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| 260 | * |
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| 261 | * @param int $id Optional. Post ID. |
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| 262 | * @param bool $leavename Optional. Leave name. |
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| 263 | * @param bool $sample Optional. Sample permalink. |
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| 264 | * @return string |
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| 265 | */ |
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| 266 | function _get_page_link( $id = false, $leavename = false, $sample = false ) { |
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| 267 | global $post, $wp_rewrite; |
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| 268 | |
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| 269 | if ( !$id ) |
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| 270 | $id = (int) $post->ID; |
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| 271 | else |
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| 272 | $post = &get_post($id); |
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| 273 | |
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| 274 | $draft_or_pending = in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) ); |
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| 275 | |
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| 276 | $link = $wp_rewrite->get_page_permastruct(); |
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| 277 | |
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| 278 | if ( !empty($link) && ( ( isset($post->post_status) && !$draft_or_pending ) || $sample ) ) { |
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| 279 | if ( ! $leavename ) { |
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| 280 | $link = str_replace('%pagename%', get_page_uri($id), $link); |
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| 281 | } |
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| 282 | |
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| 283 | $link = home_url($link); |
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| 284 | $link = user_trailingslashit($link, 'page'); |
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| 285 | } else { |
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| 286 | $link = home_url("?page_id=$id"); |
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| 287 | } |
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| 288 | |
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| 289 | return apply_filters( '_get_page_link', $link, $id ); |
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| 290 | } |
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| 291 | |
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| 292 | /** |
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| 293 | * Retrieve permalink for attachment. |
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| 294 | * |
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| 295 | * This can be used in the WordPress Loop or outside of it. |
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| 296 | * |
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| 297 | * @since 2.0.0 |
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| 298 | * |
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| 299 | * @param int $id Optional. Post ID. |
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| 300 | * @return string |
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| 301 | */ |
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| 302 | function get_attachment_link($id = false) { |
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| 303 | global $post, $wp_rewrite; |
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| 304 | |
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| 305 | $link = false; |
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| 306 | |
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| 307 | if ( ! $id) |
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| 308 | $id = (int) $post->ID; |
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| 309 | |
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| 310 | $object = get_post($id); |
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| 311 | if ( $wp_rewrite->using_permalinks() && ($object->post_parent > 0) && ($object->post_parent != $id) ) { |
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| 312 | $parent = get_post($object->post_parent); |
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| 313 | if ( 'page' == $parent->post_type ) |
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| 314 | $parentlink = _get_page_link( $object->post_parent ); // Ignores page_on_front |
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| 315 | else |
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| 316 | $parentlink = get_permalink( $object->post_parent ); |
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| 317 | |
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| 318 | if ( is_numeric($object->post_name) || false !== strpos(get_option('permalink_structure'), '%category%') ) |
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| 319 | $name = 'attachment/' . $object->post_name; // <permalink>/<int>/ is paged so we use the explicit attachment marker |
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| 320 | else |
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| 321 | $name = $object->post_name; |
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| 322 | |
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| 323 | if ( strpos($parentlink, '?') === false ) |
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| 324 | $link = user_trailingslashit( trailingslashit($parentlink) . $name ); |
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| 325 | } |
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| 326 | |
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| 327 | if ( ! $link ) |
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| 328 | $link = home_url( "/?attachment_id=$id" ); |
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| 329 | |
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| 330 | return apply_filters('attachment_link', $link, $id); |
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| 331 | } |
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| 332 | |
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| 333 | /** |
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| 334 | * Retrieve the permalink for the year archives. |
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| 335 | * |
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| 336 | * @since 1.5.0 |
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| 337 | * |
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| 338 | * @param int|bool $year False for current year or year for permalink. |
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| 339 | * @return string |
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| 340 | */ |
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| 341 | function get_year_link($year) { |
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| 342 | global $wp_rewrite; |
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| 343 | if ( !$year ) |
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| 344 | $year = gmdate('Y', current_time('timestamp')); |
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| 345 | $yearlink = $wp_rewrite->get_year_permastruct(); |
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| 346 | if ( !empty($yearlink) ) { |
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| 347 | $yearlink = str_replace('%year%', $year, $yearlink); |
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| 348 | return apply_filters('year_link', home_url( user_trailingslashit($yearlink, 'year') ), $year); |
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| 349 | } else { |
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| 350 | return apply_filters('year_link', home_url('?m=' . $year), $year); |
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| 351 | } |
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| 352 | } |
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| 353 | |
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| 354 | /** |
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| 355 | * Retrieve the permalink for the month archives with year. |
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| 356 | * |
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| 357 | * @since 1.0.0 |
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| 358 | * |
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| 359 | * @param bool|int $year False for current year. Integer of year. |
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| 360 | * @param bool|int $month False for current month. Integer of month. |
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| 361 | * @return string |
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| 362 | */ |
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| 363 | function get_month_link($year, $month) { |
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| 364 | global $wp_rewrite; |
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| 365 | if ( !$year ) |
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| 366 | $year = gmdate('Y', current_time('timestamp')); |
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| 367 | if ( !$month ) |
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| 368 | $month = gmdate('m', current_time('timestamp')); |
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| 369 | $monthlink = $wp_rewrite->get_month_permastruct(); |
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| 370 | if ( !empty($monthlink) ) { |
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| 371 | $monthlink = str_replace('%year%', $year, $monthlink); |
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| 372 | $monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink); |
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| 373 | return apply_filters('month_link', home_url( user_trailingslashit($monthlink, 'month') ), $year, $month); |
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| 374 | } else { |
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| 375 | return apply_filters('month_link', home_url( '?m=' . $year . zeroise($month, 2) ), $year, $month); |
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| 376 | } |
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| 377 | } |
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| 378 | |
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| 379 | /** |
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| 380 | * Retrieve the permalink for the day archives with year and month. |
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| 381 | * |
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| 382 | * @since 1.0.0 |
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| 383 | * |
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| 384 | * @param bool|int $year False for current year. Integer of year. |
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| 385 | * @param bool|int $month False for current month. Integer of month. |
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| 386 | * @param bool|int $day False for current day. Integer of day. |
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| 387 | * @return string |
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| 388 | */ |
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| 389 | function get_day_link($year, $month, $day) { |
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| 390 | global $wp_rewrite; |
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| 391 | if ( !$year ) |
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| 392 | $year = gmdate('Y', current_time('timestamp')); |
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| 393 | if ( !$month ) |
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| 394 | $month = gmdate('m', current_time('timestamp')); |
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| 395 | if ( !$day ) |
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| 396 | $day = gmdate('j', current_time('timestamp')); |
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| 397 | |
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| 398 | $daylink = $wp_rewrite->get_day_permastruct(); |
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| 399 | if ( !empty($daylink) ) { |
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| 400 | $daylink = str_replace('%year%', $year, $daylink); |
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| 401 | $daylink = str_replace('%monthnum%', zeroise(intval($month), 2), $daylink); |
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| 402 | $daylink = str_replace('%day%', zeroise(intval($day), 2), $daylink); |
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| 403 | return apply_filters('day_link', home_url( user_trailingslashit($daylink, 'day') ), $year, $month, $day); |
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| 404 | } else { |
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| 405 | return apply_filters('day_link', home_url( '?m=' . $year . zeroise($month, 2) . zeroise($day, 2) ), $year, $month, $day); |
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| 406 | } |
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| 407 | } |
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| 408 | |
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| 409 | /** |
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| 410 | * Display the permalink for the feed type. |
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| 411 | * |
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| 412 | * @since 3.0.0 |
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| 413 | * |
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| 414 | * @param string $anchor The link's anchor text. |
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| 415 | * @param string $feed Optional, defaults to default feed. Feed type. |
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| 416 | */ |
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| 417 | function the_feed_link( $anchor, $feed = '' ) { |
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| 418 | $link = '<a href="' . esc_url( get_feed_link( $feed ) ) . '">' . $anchor . '</a>'; |
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| 419 | echo apply_filters( 'the_feed_link', $link, $feed ); |
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| 420 | } |
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| 421 | |
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| 422 | /** |
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| 423 | * Retrieve the permalink for the feed type. |
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| 424 | * |
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| 425 | * @since 1.5.0 |
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| 426 | * |
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| 427 | * @param string $feed Optional, defaults to default feed. Feed type. |
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| 428 | * @return string |
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| 429 | */ |
|---|
| 430 | function get_feed_link($feed = '') { |
|---|
| 431 | global $wp_rewrite; |
|---|
| 432 | |
|---|
| 433 | $permalink = $wp_rewrite->get_feed_permastruct(); |
|---|
| 434 | if ( '' != $permalink ) { |
|---|
| 435 | if ( false !== strpos($feed, 'comments_') ) { |
|---|
| 436 | $feed = str_replace('comments_', '', $feed); |
|---|
| 437 | $permalink = $wp_rewrite->get_comment_feed_permastruct(); |
|---|
| 438 | } |
|---|
| 439 | |
|---|
| 440 | if ( get_default_feed() == $feed ) |
|---|
| 441 | $feed = ''; |
|---|
| 442 | |
|---|
| 443 | $permalink = str_replace('%feed%', $feed, $permalink); |
|---|
| 444 | $permalink = preg_replace('#/+#', '/', "/$permalink"); |
|---|
| 445 | $output = home_url( user_trailingslashit($permalink, 'feed') ); |
|---|
| 446 | } else { |
|---|
| 447 | if ( empty($feed) ) |
|---|
| 448 | $feed = get_default_feed(); |
|---|
| 449 | |
|---|
| 450 | if ( false !== strpos($feed, 'comments_') ) |
|---|
| 451 | $feed = str_replace('comments_', 'comments-', $feed); |
|---|
| 452 | |
|---|
| 453 | $output = home_url("?feed={$feed}"); |
|---|
| 454 | } |
|---|
| 455 | |
|---|
| 456 | return apply_filters('feed_link', $output, $feed); |
|---|
| 457 | } |
|---|
| 458 | |
|---|
| 459 | /** |
|---|
| 460 | * Retrieve the permalink for the post comments feed. |
|---|
| 461 | * |
|---|
| 462 | * @since 2.2.0 |
|---|
| 463 | * |
|---|
| 464 | * @param int $post_id Optional. Post ID. |
|---|
| 465 | * @param string $feed Optional. Feed type. |
|---|
| 466 | * @return string |
|---|
| 467 | */ |
|---|
| 468 | function get_post_comments_feed_link($post_id = 0, $feed = '') { |
|---|
| 469 | $post_id = absint( $post_id ); |
|---|
| 470 | |
|---|
| 471 | if ( ! $post_id ) |
|---|
| 472 | $post_id = get_the_ID(); |
|---|
| 473 | |
|---|
| 474 | if ( empty( $feed ) ) |
|---|
| 475 | $feed = get_default_feed(); |
|---|
| 476 | |
|---|
| 477 | if ( '' != get_option('permalink_structure') ) { |
|---|
| 478 | if ( 'page' == get_option('show_on_front') && $post_id == get_option('page_on_front') ) |
|---|
| 479 | $url = _get_page_link( $post_id ); |
|---|
| 480 | else |
|---|
| 481 | $url = get_permalink($post_id); |
|---|
| 482 | |
|---|
| 483 | $url = trailingslashit($url) . 'feed'; |
|---|
| 484 | if ( $feed != get_default_feed() ) |
|---|
| 485 | $url .= "/$feed"; |
|---|
| 486 | $url = user_trailingslashit($url, 'single_feed'); |
|---|
| 487 | } else { |
|---|
| 488 | $type = get_post_field('post_type', $post_id); |
|---|
| 489 | if ( 'page' == $type ) |
|---|
| 490 | $url = home_url("?feed=$feed&page_id=$post_id"); |
|---|
| 491 | else |
|---|
| 492 | $url = home_url("?feed=$feed&p=$post_id"); |
|---|
| 493 | } |
|---|
| 494 | |
|---|
| 495 | return apply_filters('post_comments_feed_link', $url); |
|---|
| 496 | } |
|---|
| 497 | |
|---|
| 498 | /** |
|---|
| 499 | * Display the comment feed link for a post. |
|---|
| 500 | * |
|---|
| 501 | * Prints out the comment feed link for a post. Link text is placed in the |
|---|
| 502 | * anchor. If no link text is specified, default text is used. If no post ID is |
|---|
| 503 | * specified, the current post is used. |
|---|
| 504 | * |
|---|
| 505 | * @package WordPress |
|---|
| 506 | * @subpackage Feed |
|---|
| 507 | * @since 2.5.0 |
|---|
| 508 | * |
|---|
| 509 | * @param string $link_text Descriptive text. |
|---|
| 510 | * @param int $post_id Optional post ID. Default to current post. |
|---|
| 511 | * @param string $feed Optional. Feed format. |
|---|
| 512 | * @return string Link to the comment feed for the current post. |
|---|
| 513 | */ |
|---|
| 514 | function post_comments_feed_link( $link_text = '', $post_id = '', $feed = '' ) { |
|---|
| 515 | $url = get_post_comments_feed_link($post_id, $feed); |
|---|
| 516 | if ( empty($link_text) ) |
|---|
| 517 | $link_text = __('Comments Feed'); |
|---|
| 518 | |
|---|
| 519 | echo apply_filters( 'post_comments_feed_link_html', "<a href='$url'>$link_text</a>", $post_id, $feed ); |
|---|
| 520 | } |
|---|
| 521 | |
|---|
| 522 | /** |
|---|
| 523 | * Retrieve the feed link for a given author. |
|---|
| 524 | * |
|---|
| 525 | * Returns a link to the feed for all posts by a given author. A specific feed |
|---|
| 526 | * can be requested or left blank to get the default feed. |
|---|
| 527 | * |
|---|
| 528 | * @package WordPress |
|---|
| 529 | * @subpackage Feed |
|---|
| 530 | * @since 2.5.0 |
|---|
| 531 | * |
|---|
| 532 | * @param int $author_id ID of an author. |
|---|
| 533 | * @param string $feed Optional. Feed type. |
|---|
| 534 | * @return string Link to the feed for the author specified by $author_id. |
|---|
| 535 | */ |
|---|
| 536 | function get_author_feed_link( $author_id, $feed = '' ) { |
|---|
| 537 | $author_id = (int) $author_id; |
|---|
| 538 | $permalink_structure = get_option('permalink_structure'); |
|---|
| 539 | |
|---|
| 540 | if ( empty($feed) ) |
|---|
| 541 | $feed = get_default_feed(); |
|---|
| 542 | |
|---|
| 543 | if ( '' == $permalink_structure ) { |
|---|
| 544 | $link = home_url("?feed=$feed&author=" . $author_id); |
|---|
| 545 | } else { |
|---|
| 546 | $link = get_author_posts_url($author_id); |
|---|
| 547 | if ( $feed == get_default_feed() ) |
|---|
| 548 | $feed_link = 'feed'; |
|---|
| 549 | else |
|---|
| 550 | $feed_link = "feed/$feed"; |
|---|
| 551 | |
|---|
| 552 | $link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed'); |
|---|
| 553 | } |
|---|
| 554 | |
|---|
| 555 | $link = apply_filters('author_feed_link', $link, $feed); |
|---|
| 556 | |
|---|
| 557 | return $link; |
|---|
| 558 | } |
|---|
| 559 | |
|---|
| 560 | /** |
|---|
| 561 | * Retrieve the feed link for a category. |
|---|
| 562 | * |
|---|
| 563 | * Returns a link to the feed for all post in a given category. A specific feed |
|---|
| 564 | * can be requested or left blank to get the default feed. |
|---|
| 565 | * |
|---|
| 566 | * @package WordPress |
|---|
| 567 | * @subpackage Feed |
|---|
| 568 | * @since 2.5.0 |
|---|
| 569 | * |
|---|
| 570 | * @param int $cat_id ID of a category. |
|---|
| 571 | * @param string $feed Optional. Feed type. |
|---|
| 572 | * @return string Link to the feed for the category specified by $cat_id. |
|---|
| 573 | */ |
|---|
| 574 | function get_category_feed_link($cat_id, $feed = '') { |
|---|
| 575 | return get_term_feed_link($cat_id, 'category', $feed); |
|---|
| 576 | } |
|---|
| 577 | |
|---|
| 578 | /** |
|---|
| 579 | * Retrieve the feed link for a taxonomy. |
|---|
| 580 | * |
|---|
| 581 | * Returns a link to the feed for all post in a given term. A specific feed |
|---|
| 582 | * can be requested or left blank to get the default feed. |
|---|
| 583 | * |
|---|
| 584 | * @since 3.0 |
|---|
| 585 | * |
|---|
| 586 | * @param int $term_id ID of a category. |
|---|
| 587 | * @param string $taxonomy Optional. Taxonomy of $term_id |
|---|
| 588 | * @param string $feed Optional. Feed type. |
|---|
| 589 | * @return string Link to the feed for the taxonomy specified by $term_id and $taxonomy. |
|---|
| 590 | */ |
|---|
| 591 | function get_term_feed_link( $term_id, $taxonomy = 'category', $feed = '' ) { |
|---|
| 592 | global $wp_rewrite; |
|---|
| 593 | |
|---|
| 594 | $term_id = ( int ) $term_id; |
|---|
| 595 | |
|---|
| 596 | $term = get_term( $term_id, $taxonomy ); |
|---|
| 597 | |
|---|
| 598 | if ( empty( $term ) || is_wp_error( $term ) ) |
|---|
| 599 | return false; |
|---|
| 600 | |
|---|
| 601 | if ( empty( $feed ) ) |
|---|
| 602 | $feed = get_default_feed(); |
|---|
| 603 | |
|---|
| 604 | $permalink_structure = get_option( 'permalink_structure' ); |
|---|
| 605 | |
|---|
| 606 | if ( '' == $permalink_structure ) { |
|---|
| 607 | if ( 'category' == $taxonomy ) { |
|---|
| 608 | $link = home_url("?feed=$feed&cat=$term_id"); |
|---|
| 609 | } |
|---|
| 610 | elseif ( 'post_tag' == $taxonomy ) { |
|---|
| 611 | $link = home_url("?feed=$feed&tag=$term->slug"); |
|---|
| 612 | } else { |
|---|
| 613 | $t = get_taxonomy( $taxonomy ); |
|---|
| 614 | $link = home_url("?feed=$feed&$t->query_var=$term->slug"); |
|---|
| 615 | } |
|---|
| 616 | } else { |
|---|
| 617 | $link = get_term_link( $term_id, $term->taxonomy ); |
|---|
| 618 | if ( $feed == get_default_feed() ) |
|---|
| 619 | $feed_link = 'feed'; |
|---|
| 620 | else |
|---|
| 621 | $feed_link = "feed/$feed"; |
|---|
| 622 | |
|---|
| 623 | $link = trailingslashit( $link ) . user_trailingslashit( $feed_link, 'feed' ); |
|---|
| 624 | } |
|---|
| 625 | |
|---|
| 626 | if ( 'category' == $taxonomy ) |
|---|
| 627 | $link = apply_filters( 'category_feed_link', $link, $feed ); |
|---|
| 628 | elseif ( 'post_tag' == $taxonomy ) |
|---|
| 629 | $link = apply_filters( 'category_feed_link', $link, $feed ); |
|---|
| 630 | else |
|---|
| 631 | $link = apply_filters( 'taxonomy_feed_link', $link, $feed, $taxonomy ); |
|---|
| 632 | |
|---|
| 633 | |
|---|
| 634 | return $link; |
|---|
| 635 | } |
|---|
| 636 | |
|---|
| 637 | /** |
|---|
| 638 | * Retrieve permalink for feed of tag. |
|---|
| 639 | * |
|---|
| 640 | * @since 2.3.0 |
|---|
| 641 | * |
|---|
| 642 | * @param int $tag_id Tag ID. |
|---|
| 643 | * @param string $feed Optional. Feed type. |
|---|
| 644 | * @return string |
|---|
| 645 | */ |
|---|
| 646 | function get_tag_feed_link($tag_id, $feed = '') { |
|---|
| 647 | return get_term_feed_link($tag_id, 'post_tag', $feed); |
|---|
| 648 | } |
|---|
| 649 | |
|---|
| 650 | /** |
|---|
| 651 | * Retrieve edit tag link. |
|---|
| 652 | * |
|---|
| 653 | * @since 2.7.0 |
|---|
| 654 | * |
|---|
| 655 | * @param int $tag_id Tag ID |
|---|
| 656 | * @param string $taxonomy Taxonomy |
|---|
| 657 | * @return string |
|---|
| 658 | */ |
|---|
| 659 | function get_edit_tag_link( $tag_id, $taxonomy = 'post_tag' ) { |
|---|
| 660 | return apply_filters( 'get_edit_tag_link', get_edit_term_link( $tag_id, $taxonomy ) ); |
|---|
| 661 | } |
|---|
| 662 | |
|---|
| 663 | /** |
|---|
| 664 | * Display or retrieve edit tag link with formatting. |
|---|
| 665 | * |
|---|
| 666 | * @since 2.7.0 |
|---|
| 667 | * |
|---|
| 668 | * @param string $link Optional. Anchor text. |
|---|
| 669 | * @param string $before Optional. Display before edit link. |
|---|
| 670 | * @param string $after Optional. Display after edit link. |
|---|
| 671 | * @param int|object $tag Tag object or ID |
|---|
| 672 | * @return string HTML content. |
|---|
| 673 | */ |
|---|
| 674 | function edit_tag_link( $link = '', $before = '', $after = '', $tag = null ) { |
|---|
| 675 | $link = edit_term_link( $link, '', '', false, $tag ); |
|---|
| 676 | echo $before . apply_filters( 'edit_tag_link', $link ) . $after; |
|---|
| 677 | } |
|---|
| 678 | |
|---|
| 679 | /** |
|---|
| 680 | * Retrieve edit term url. |
|---|
| 681 | * |
|---|
| 682 | * @since 3.1.0 |
|---|
| 683 | * |
|---|
| 684 | * @param int $term_id Term ID |
|---|
| 685 | * @param string $taxonomy Taxonomy |
|---|
| 686 | * @param string $object_type The object type |
|---|
| 687 | * @return string |
|---|
| 688 | */ |
|---|
| 689 | function get_edit_term_link( $term_id, $taxonomy, $object_type = '' ) { |
|---|
| 690 | $tax = get_taxonomy( $taxonomy ); |
|---|
| 691 | if ( !current_user_can( $tax->cap->edit_terms ) ) |
|---|
| 692 | return; |
|---|
| 693 | |
|---|
| 694 | $term = get_term( $term_id, $taxonomy ); |
|---|
| 695 | |
|---|
| 696 | $args = array( |
|---|
| 697 | 'action' => 'edit', |
|---|
| 698 | 'taxonomy' => $taxonomy, |
|---|
| 699 | 'tag_ID' => $term->term_id, |
|---|
| 700 | ); |
|---|
| 701 | |
|---|
| 702 | if ( $object_type ) |
|---|
| 703 | $args['post_type'] = $object_type; |
|---|
| 704 | |
|---|
| 705 | $location = add_query_arg( $args, admin_url( 'edit-tags.php' ) ); |
|---|
| 706 | |
|---|
| 707 | return apply_filters( 'get_edit_term_link', $location, $term_id, $taxonomy, $object_type ); |
|---|
| 708 | } |
|---|
| 709 | |
|---|
| 710 | /** |
|---|
| 711 | * Display or retrieve edit term link with formatting. |
|---|
| 712 | * |
|---|
| 713 | * @since 3.1.0 |
|---|
| 714 | * |
|---|
| 715 | * @param string $link Optional. Anchor text. |
|---|
| 716 | * @param string $before Optional. Display before edit link. |
|---|
| 717 | * @param string $after Optional. Display after edit link. |
|---|
| 718 | * @param object $term Term object |
|---|
| 719 | * @return string HTML content. |
|---|
| 720 | */ |
|---|
| 721 | function edit_term_link( $link = '', $before = '', $after = '', $term = null, $echo = true ) { |
|---|
| 722 | if ( is_null( $term ) ) { |
|---|
| 723 | $term = get_queried_object(); |
|---|
| 724 | } |
|---|
| 725 | |
|---|
| 726 | $tax = get_taxonomy( $term->taxonomy ); |
|---|
| 727 | if ( !current_user_can($tax->cap->edit_terms) ) |
|---|
| 728 | return; |
|---|
| 729 | |
|---|
| 730 | if ( empty( $link ) ) |
|---|
| 731 | $link = __('Edit This'); |
|---|
| 732 | |
|---|
| 733 | $link = '<a href="' . get_edit_term_link( $term->term_id, $term->taxonomy ) . '" title="' . $link . '">' . $link . '</a>'; |
|---|
| 734 | $link = $before . apply_filters( 'edit_term_link', $link, $term->term_id ) . $after; |
|---|
| 735 | |
|---|
| 736 | if ( $echo ) |
|---|
| 737 | echo $link; |
|---|
| 738 | else |
|---|
| 739 | return $link; |
|---|
| 740 | } |
|---|
| 741 | |
|---|
| 742 | /** |
|---|
| 743 | * Retrieve permalink for search. |
|---|
| 744 | * |
|---|
| 745 | * @since 3.0.0 |
|---|
| 746 | * @param string $query Optional. The query string to use. If empty the current query is used. |
|---|
| 747 | * @return string |
|---|
| 748 | */ |
|---|
| 749 | function get_search_link( $query = '' ) { |
|---|
| 750 | global $wp_rewrite; |
|---|
| 751 | |
|---|
| 752 | if ( empty($query) ) |
|---|
| 753 | $search = get_search_query( false ); |
|---|
| 754 | else |
|---|
| 755 | $search = stripslashes($query); |
|---|
| 756 | |
|---|
| 757 | $permastruct = $wp_rewrite->get_search_permastruct(); |
|---|
| 758 | |
|---|
| 759 | if ( empty( $permastruct ) ) { |
|---|
| 760 | $link = home_url('?s=' . urlencode($search) ); |
|---|
| 761 | } else { |
|---|
| 762 | $search = urlencode($search); |
|---|
| 763 | $search = str_replace('%2F', '/', $search); // %2F(/) is not valid within a URL, send it unencoded. |
|---|
| 764 | $link = str_replace( '%search%', $search, $permastruct ); |
|---|
| 765 | $link = home_url( user_trailingslashit( $link, 'search' ) ); |
|---|
| 766 | } |
|---|
| 767 | |
|---|
| 768 | return apply_filters( 'search_link', $link, $search ); |
|---|
| 769 | } |
|---|
| 770 | |
|---|
| 771 | /** |
|---|
| 772 | * Retrieve the permalink for the feed of the search results. |
|---|
| 773 | * |
|---|
| 774 | * @since 2.5.0 |
|---|
| 775 | * |
|---|
| 776 | * @param string $search_query Optional. Search query. |
|---|
| 777 | * @param string $feed Optional. Feed type. |
|---|
| 778 | * @return string |
|---|
| 779 | */ |
|---|
| 780 | function get_search_feed_link($search_query = '', $feed = '') { |
|---|
| 781 | global $wp_rewrite; |
|---|
| 782 | $link = get_search_link($search_query); |
|---|
| 783 | |
|---|
| 784 | if ( empty($feed) ) |
|---|
| 785 | $feed = get_default_feed(); |
|---|
| 786 | |
|---|
| 787 | $permastruct = $wp_rewrite->get_search_permastruct(); |
|---|
| 788 | |
|---|
| 789 | if ( empty($permastruct) ) { |
|---|
| 790 | $link = add_query_arg('feed', $feed, $link); |
|---|
| 791 | } else { |
|---|
| 792 | $link = trailingslashit($link); |
|---|
| 793 | $link .= "feed/$feed/"; |
|---|
| 794 | } |
|---|
| 795 | |
|---|
| 796 | $link = apply_filters('search_feed_link', $link, $feed, 'posts'); |
|---|
| 797 | |
|---|
| 798 | return $link; |
|---|
| 799 | } |
|---|
| 800 | |
|---|
| 801 | /** |
|---|
| 802 | * Retrieve the permalink for the comments feed of the search results. |
|---|
| 803 | * |
|---|
| 804 | * @since 2.5.0 |
|---|
| 805 | * |
|---|
| 806 | * @param string $search_query Optional. Search query. |
|---|
| 807 | * @param string $feed Optional. Feed type. |
|---|
| 808 | * @return string |
|---|
| 809 | */ |
|---|
| 810 | function get_search_comments_feed_link($search_query = '', $feed = '') { |
|---|
| 811 | global $wp_rewrite; |
|---|
| 812 | |
|---|
| 813 | if ( empty($feed) ) |
|---|
| 814 | $feed = get_default_feed(); |
|---|
| 815 | |
|---|
| 816 | $link = get_search_feed_link($search_query, $feed); |
|---|
| 817 | |
|---|
| 818 | $permastruct = $wp_rewrite->get_search_permastruct(); |
|---|
| 819 | |
|---|
| 820 | if ( empty($permastruct) ) |
|---|
| 821 | $link = add_query_arg('feed', 'comments-' . $feed, $link); |
|---|
| 822 | else |
|---|
| 823 | $link = add_query_arg('withcomments', 1, $link); |
|---|
| 824 | |
|---|
| 825 | $link = apply_filters('search_feed_link', $link, $feed, 'comments'); |
|---|
| 826 | |
|---|
| 827 | return $link; |
|---|
| 828 | } |
|---|
| 829 | |
|---|
| 830 | /** |
|---|
| 831 | * Retrieve the permalink for a post type archive. |
|---|
| 832 | * |
|---|
| 833 | * @since 3.1.0 |
|---|
| 834 | * |
|---|
| 835 | * @param string $post_type Post type |
|---|
| 836 | * @return string |
|---|
| 837 | */ |
|---|
| 838 | function get_post_type_archive_link( $post_type ) { |
|---|
| 839 | global $wp_rewrite; |
|---|
| 840 | if ( ! $post_type_obj = get_post_type_object( $post_type ) ) |
|---|
| 841 | return false; |
|---|
| 842 | |
|---|
| 843 | if ( ! $post_type_obj->has_archive ) |
|---|
| 844 | return false; |
|---|
| 845 | |
|---|
| 846 | if ( get_option( 'permalink_structure' ) && is_array( $post_type_obj->rewrite ) ) { |
|---|
| 847 | $struct = ( true === $post_type_obj->has_archive ) ? $post_type_obj->rewrite['slug'] : $post_type_obj->has_archive; |
|---|
| 848 | if ( $post_type_obj->rewrite['with_front'] ) |
|---|
| 849 | $struct = $wp_rewrite->front . $struct; |
|---|
| 850 | else |
|---|
| 851 | $struct = $wp_rewrite->root . $struct; |
|---|
| 852 | $link = home_url( user_trailingslashit( $struct, 'post_type_archive' ) ); |
|---|
| 853 | } else { |
|---|
| 854 | $link = home_url( '?post_type=' . $post_type ); |
|---|
| 855 | } |
|---|
| 856 | |
|---|
| 857 | return apply_filters( 'post_type_archive_link', $link, $post_type ); |
|---|
| 858 | } |
|---|
| 859 | |
|---|
| 860 | /** |
|---|
| 861 | * Retrieve the permalink for a post type archive feed. |
|---|
| 862 | * |
|---|
| 863 | * @since 3.1.0 |
|---|
| 864 | * |
|---|
| 865 | * @param string $post_type Post type |
|---|
| 866 | * @param string $feed Optional. Feed type |
|---|
| 867 | * @return string |
|---|
| 868 | */ |
|---|
| 869 | function get_post_type_archive_feed_link( $post_type, $feed = '' ) { |
|---|
| 870 | $default_feed = get_default_feed(); |
|---|
| 871 | if ( empty( $feed ) ) |
|---|
| 872 | $feed = $default_feed; |
|---|
| 873 | |
|---|
| 874 | if ( ! $link = get_post_type_archive_link( $post_type ) ) |
|---|
| 875 | return false; |
|---|
| 876 | $post_type_obj = get_post_type_object( $post_type ); |
|---|
| 877 | if ( $post_type_obj->rewrite['feeds'] && get_option( 'permalink_structure' ) ) { |
|---|
| 878 | $link = trailingslashit($link); |
|---|
| 879 | $link .= 'feed/'; |
|---|
| 880 | if ( $feed != $default_feed ) |
|---|
| 881 | $link .= "$feed/"; |
|---|
| 882 | } else { |
|---|
| 883 | $link = add_query_arg( 'feed', $feed, $link ); |
|---|
| 884 | } |
|---|
| 885 | |
|---|
| 886 | return apply_filters( 'post_type_archive_feed_link', $link, $feed ); |
|---|
| 887 | } |
|---|
| 888 | |
|---|
| 889 | /** |
|---|
| 890 | * Retrieve edit posts link for post. |
|---|
| 891 | * |
|---|
| 892 | * Can be used within the WordPress loop or outside of it. Can be used with |
|---|
| 893 | * pages, posts, attachments, and revisions. |
|---|
| 894 | * |
|---|
| 895 | * @since 2.3.0 |
|---|
| 896 | * |
|---|
| 897 | * @param int $id Optional. Post ID. |
|---|
| 898 | * @param string $context Optional, default to display. How to write the '&', defaults to '&'. |
|---|
| 899 | * @return string |
|---|
| 900 | */ |
|---|
| 901 | function get_edit_post_link( $id = 0, $context = 'display' ) { |
|---|
| 902 | if ( !$post = &get_post( $id ) ) |
|---|
| 903 | return; |
|---|
| 904 | |
|---|
| 905 | if ( 'display' == $context ) |
|---|
| 906 | $action = '&action=edit'; |
|---|
| 907 | else |
|---|
| 908 | $action = '&action=edit'; |
|---|
| 909 | |
|---|
| 910 | $post_type_object = get_post_type_object( $post->post_type ); |
|---|
| 911 | if ( !$post_type_object ) |
|---|
| 912 | return; |
|---|
| 913 | |
|---|
| 914 | if ( !current_user_can( $post_type_object->cap->edit_post, $post->ID ) ) |
|---|
| 915 | return; |
|---|
| 916 | |
|---|
| 917 | return apply_filters( 'get_edit_post_link', admin_url( sprintf($post_type_object->_edit_link . $action, $post->ID) ), $post->ID, $context ); |
|---|
| 918 | } |
|---|
| 919 | |
|---|
| 920 | /** |
|---|
| 921 | * Display edit post link for post. |
|---|
| 922 | * |
|---|
| 923 | * @since 1.0.0 |
|---|
| 924 | * |
|---|
| 925 | * @param string $link Optional. Anchor text. |
|---|
| 926 | * @param string $before Optional. Display before edit link. |
|---|
| 927 | * @param string $after Optional. Display after edit link. |
|---|
| 928 | * @param int $id Optional. Post ID. |
|---|
| 929 | */ |
|---|
| 930 | function edit_post_link( $link = null, $before = '', $after = '', $id = 0 ) { |
|---|
| 931 | if ( !$post = &get_post( $id ) ) |
|---|
| 932 | return; |
|---|
| 933 | |
|---|
| 934 | if ( !$url = get_edit_post_link( $post->ID ) ) |
|---|
| 935 | return; |
|---|
| 936 | |
|---|
| 937 | if ( null === $link ) |
|---|
| 938 | $link = __('Edit This'); |
|---|
| 939 | |
|---|
| 940 | $post_type_obj = get_post_type_object( $post->post_type ); |
|---|
| 941 | $link = '<a class="post-edit-link" href="' . $url . '" title="' . esc_attr( $post_type_obj->labels->edit_item ) . '">' . $link . '</a>'; |
|---|
| 942 | echo $before . apply_filters( 'edit_post_link', $link, $post->ID ) . $after; |
|---|
| 943 | } |
|---|
| 944 | |
|---|
| 945 | /** |
|---|
| 946 | * Retrieve delete posts link for post. |
|---|
| 947 | * |
|---|
| 948 | * Can be used within the WordPress loop or outside of it, with any post type. |
|---|
| 949 | * |
|---|
| 950 | * @since 2.9.0 |
|---|
| 951 | * |
|---|
| 952 | * @param int $id Optional. Post ID. |
|---|
| 953 | * @param string $deprecated Not used. |
|---|
| 954 | * @param bool $force_delete Whether to bypass trash and force deletion. Default is false. |
|---|
| 955 | * @return string |
|---|
| 956 | */ |
|---|
| 957 | function get_delete_post_link( $id = 0, $deprecated = '', $force_delete = false ) { |
|---|
| 958 | if ( ! empty( $deprecated ) ) |
|---|
| 959 | _deprecated_argument( __FUNCTION__, '3.0' ); |
|---|
| 960 | |
|---|
| 961 | if ( !$post = &get_post( $id ) ) |
|---|
| 962 | return; |
|---|
| 963 | |
|---|
| 964 | $post_type_object = get_post_type_object( $post->post_type ); |
|---|
| 965 | if ( !$post_type_object ) |
|---|
| 966 | return; |
|---|
| 967 | |
|---|
| 968 | if ( !current_user_can( $post_type_object->cap->delete_post, $post->ID ) ) |
|---|
| 969 | return; |
|---|
| 970 | |
|---|
| 971 | $action = ( $force_delete || !EMPTY_TRASH_DAYS ) ? 'delete' : 'trash'; |
|---|
| 972 | |
|---|
| 973 | $delete_link = add_query_arg( 'action', $action, admin_url( sprintf( $post_type_object->_edit_link, $post->ID ) ) ); |
|---|
| 974 | |
|---|
| 975 | return apply_filters( 'get_delete_post_link', wp_nonce_url( $delete_link, "$action-{$post->post_type}_{$post->ID}" ), $post->ID, $force_delete ); |
|---|
| 976 | } |
|---|
| 977 | |
|---|
| 978 | /** |
|---|
| 979 | * Retrieve edit comment link. |
|---|
| 980 | * |
|---|
| 981 | * @since 2.3.0 |
|---|
| 982 | * |
|---|
| 983 | * @param int $comment_id Optional. Comment ID. |
|---|
| 984 | * @return string |
|---|
| 985 | */ |
|---|
| 986 | function get_edit_comment_link( $comment_id = 0 ) { |
|---|
| 987 | $comment = &get_comment( $comment_id ); |
|---|
| 988 | |
|---|
| 989 | if ( !current_user_can( 'edit_comment', $comment->comment_ID ) ) |
|---|
| 990 | return; |
|---|
| 991 | |
|---|
| 992 | $location = admin_url('comment.php?action=editcomment&c=') . $comment->comment_ID; |
|---|
| 993 | return apply_filters( 'get_edit_comment_link', $location ); |
|---|
| 994 | } |
|---|
| 995 | |
|---|
| 996 | /** |
|---|
| 997 | * Display or retrieve edit comment link with formatting. |
|---|
| 998 | * |
|---|
| 999 | * @since 1.0.0 |
|---|
| 1000 | * |
|---|
| 1001 | * @param string $link Optional. Anchor text. |
|---|
| 1002 | * @param string $before Optional. Display before edit link. |
|---|
| 1003 | * @param string $after Optional. Display after edit link. |
|---|
| 1004 | * @return string|null HTML content, if $echo is set to false. |
|---|
| 1005 | */ |
|---|
| 1006 | function edit_comment_link( $link = null, $before = '', $after = '' ) { |
|---|
| 1007 | global $comment; |
|---|
| 1008 | |
|---|
| 1009 | if ( !current_user_can( 'edit_comment', $comment->comment_ID ) ) |
|---|
| 1010 | return; |
|---|
| 1011 | |
|---|
| 1012 | if ( null === $link ) |
|---|
| 1013 | $link = __('Edit This'); |
|---|
| 1014 | |
|---|
| 1015 | $link = '<a class="comment-edit-link" href="' . get_edit_comment_link( $comment->comment_ID ) . '" title="' . esc_attr__( 'Edit comment' ) . '">' . $link . '</a>'; |
|---|
| 1016 | echo $before . apply_filters( 'edit_comment_link', $link, $comment->comment_ID ) . $after; |
|---|
| 1017 | } |
|---|
| 1018 | |
|---|
| 1019 | /** |
|---|
| 1020 | * Display edit bookmark (literally a URL external to blog) link. |
|---|
| 1021 | * |
|---|
| 1022 | * @since 2.7.0 |
|---|
| 1023 | * |
|---|
| 1024 | * @param int $link Optional. Bookmark ID. |
|---|
| 1025 | * @return string |
|---|
| 1026 | */ |
|---|
| 1027 | function get_edit_bookmark_link( $link = 0 ) { |
|---|
| 1028 | $link = get_bookmark( $link ); |
|---|
| 1029 | |
|---|
| 1030 | if ( !current_user_can('manage_links') ) |
|---|
| 1031 | return; |
|---|
| 1032 | |
|---|
| 1033 | $location = admin_url('link.php?action=edit&link_id=') . $link->link_id; |
|---|
| 1034 | return apply_filters( 'get_edit_bookmark_link', $location, $link->link_id ); |
|---|
| 1035 | } |
|---|
| 1036 | |
|---|
| 1037 | /** |
|---|
| 1038 | * Display edit bookmark (literally a URL external to blog) link anchor content. |
|---|
| 1039 | * |
|---|
| 1040 | * @since 2.7.0 |
|---|
| 1041 | * |
|---|
| 1042 | * @param string $link Optional. Anchor text. |
|---|
| 1043 | * @param string $before Optional. Display before edit link. |
|---|
| 1044 | * @param string $after Optional. Display after edit link. |
|---|
| 1045 | * @param int $bookmark Optional. Bookmark ID. |
|---|
| 1046 | */ |
|---|
| 1047 | function edit_bookmark_link( $link = '', $before = '', $after = '', $bookmark = null ) { |
|---|
| 1048 | $bookmark = get_bookmark($bookmark); |
|---|
| 1049 | |
|---|
| 1050 | if ( !current_user_can('manage_links') ) |
|---|
| 1051 | return; |
|---|
| 1052 | |
|---|
| 1053 | if ( empty($link) ) |
|---|
| 1054 | $link = __('Edit This'); |
|---|
| 1055 | |
|---|
| 1056 | $link = '<a href="' . get_edit_bookmark_link( $bookmark ) . '" title="' . esc_attr__( 'Edit Link' ) . '">' . $link . '</a>'; |
|---|
| 1057 | echo $before . apply_filters( 'edit_bookmark_link', $link, $bookmark->link_id ) . $after; |
|---|
| 1058 | } |
|---|
| 1059 | |
|---|
| 1060 | // Navigation links |
|---|
| 1061 | |
|---|
| 1062 | /** |
|---|
| 1063 | * Retrieve previous post that is adjacent to current post. |
|---|
| 1064 | * |
|---|
| 1065 | * @since 1.5.0 |
|---|
| 1066 | * |
|---|
| 1067 | * @param bool $in_same_cat Optional. Whether post should be in same category. |
|---|
| 1068 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1069 | * @return mixed Post object if successful. Null if global $post is not set. Empty string if no corresponding post exists. |
|---|
| 1070 | */ |
|---|
| 1071 | function get_previous_post($in_same_cat = false, $excluded_categories = '') { |
|---|
| 1072 | return get_adjacent_post($in_same_cat, $excluded_categories); |
|---|
| 1073 | } |
|---|
| 1074 | |
|---|
| 1075 | /** |
|---|
| 1076 | * Retrieve next post that is adjacent to current post. |
|---|
| 1077 | * |
|---|
| 1078 | * @since 1.5.0 |
|---|
| 1079 | * |
|---|
| 1080 | * @param bool $in_same_cat Optional. Whether post should be in same category. |
|---|
| 1081 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1082 | * @return mixed Post object if successful. Null if global $post is not set. Empty string if no corresponding post exists. |
|---|
| 1083 | */ |
|---|
| 1084 | function get_next_post($in_same_cat = false, $excluded_categories = '') { |
|---|
| 1085 | return get_adjacent_post($in_same_cat, $excluded_categories, false); |
|---|
| 1086 | } |
|---|
| 1087 | |
|---|
| 1088 | /** |
|---|
| 1089 | * Retrieve adjacent post. |
|---|
| 1090 | * |
|---|
| 1091 | * Can either be next or previous post. |
|---|
| 1092 | * |
|---|
| 1093 | * @since 2.5.0 |
|---|
| 1094 | * |
|---|
| 1095 | * @param bool $in_same_cat Optional. Whether post should be in same category. |
|---|
| 1096 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1097 | * @param bool $previous Optional. Whether to retrieve previous post. |
|---|
| 1098 | * @return mixed Post object if successful. Null if global $post is not set. Empty string if no corresponding post exists. |
|---|
| 1099 | */ |
|---|
| 1100 | function get_adjacent_post($in_same_cat = false, $excluded_categories = '', $previous = true) { |
|---|
| 1101 | global $post, $wpdb; |
|---|
| 1102 | |
|---|
| 1103 | if ( empty( $post ) ) |
|---|
| 1104 | return null; |
|---|
| 1105 | |
|---|
| 1106 | $current_post_date = $post->post_date; |
|---|
| 1107 | |
|---|
| 1108 | $join = ''; |
|---|
| 1109 | $posts_in_ex_cats_sql = ''; |
|---|
| 1110 | if ( $in_same_cat || !empty($excluded_categories) ) { |
|---|
| 1111 | $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"; |
|---|
| 1112 | |
|---|
| 1113 | if ( $in_same_cat ) { |
|---|
| 1114 | $cat_array = wp_get_object_terms($post->ID, 'category', array('fields' => 'ids')); |
|---|
| 1115 | $join .= " AND tt.taxonomy = 'category' AND tt.term_id IN (" . implode(',', $cat_array) . ")"; |
|---|
| 1116 | } |
|---|
| 1117 | |
|---|
| 1118 | $posts_in_ex_cats_sql = "AND tt.taxonomy = 'category'"; |
|---|
| 1119 | if ( !empty($excluded_categories) ) { |
|---|
| 1120 | $excluded_categories = array_map('intval', explode(' and ', $excluded_categories)); |
|---|
| 1121 | if ( !empty($cat_array) ) { |
|---|
| 1122 | $excluded_categories = array_diff($excluded_categories, $cat_array); |
|---|
| 1123 | $posts_in_ex_cats_sql = ''; |
|---|
| 1124 | } |
|---|
| 1125 | |
|---|
| 1126 | if ( !empty($excluded_categories) ) { |
|---|
| 1127 | $posts_in_ex_cats_sql = " AND tt.taxonomy = 'category' AND tt.term_id NOT IN (" . implode($excluded_categories, ',') . ')'; |
|---|
| 1128 | } |
|---|
| 1129 | } |
|---|
| 1130 | } |
|---|
| 1131 | |
|---|
| 1132 | $adjacent = $previous ? 'previous' : 'next'; |
|---|
| 1133 | $dateCmp = 'BETWEEN ' . ($previous ? "%s AND '9999-12-31 00:00:00'" : "'1970-01-01 00:00:00' AND %s" ); // javert03 changed from $op = $previous ? '<' : '>'; |
|---|
| 1134 | $order = $previous ? 'DESC' : 'ASC'; |
|---|
| 1135 | |
|---|
| 1136 | $join = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_cat, $excluded_categories ); |
|---|
| 1137 | $where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare("WHERE p.post_date $dateCmp AND p.post_type = %s AND p.post_status = 'publish' $posts_in_ex_cats_sql", $current_post_date, $post->post_type), $in_same_cat, $excluded_categories ); // javert03 changed "$op %s" to $dateCmp |
|---|
| 1138 | $sort = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1" ); |
|---|
| 1139 | |
|---|
| 1140 | $query = "SELECT p.ID, p.post_title, p.post_status, p.post_date FROM $wpdb->posts AS p $join $where $sort"; // javert03 changed from p.* |
|---|
| 1141 | $query_key = 'adjacent_post_' . md5($query); |
|---|
| 1142 | $result = wp_cache_get($query_key, 'counts'); |
|---|
| 1143 | if ( false !== $result ) |
|---|
| 1144 | return $result; |
|---|
| 1145 | |
|---|
| 1146 | $result = $wpdb->get_row("SELECT p.* FROM $wpdb->posts AS p $join $where $sort"); |
|---|
| 1147 | if ( null === $result ) |
|---|
| 1148 | $result = ''; |
|---|
| 1149 | |
|---|
| 1150 | wp_cache_set($query_key, $result, 'counts'); |
|---|
| 1151 | return $result; |
|---|
| 1152 | } |
|---|
| 1153 | |
|---|
| 1154 | /** |
|---|
| 1155 | * Get adjacent post relational link. |
|---|
| 1156 | * |
|---|
| 1157 | * Can either be next or previous post relational link. |
|---|
| 1158 | * |
|---|
| 1159 | * @since 2.8.0 |
|---|
| 1160 | * |
|---|
| 1161 | * @param string $title Optional. Link title format. |
|---|
| 1162 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1163 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1164 | * @param bool $previous Optional, default is true. Whether display link to previous post. |
|---|
| 1165 | * @return string |
|---|
| 1166 | */ |
|---|
| 1167 | function get_adjacent_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $previous = true) { |
|---|
| 1168 | if ( $previous && is_attachment() && is_object( $GLOBALS['post'] ) ) |
|---|
| 1169 | $post = & get_post($GLOBALS['post']->post_parent); |
|---|
| 1170 | else |
|---|
| 1171 | $post = get_adjacent_post($in_same_cat,$excluded_categories,$previous); |
|---|
| 1172 | |
|---|
| 1173 | if ( empty($post) ) |
|---|
| 1174 | return; |
|---|
| 1175 | |
|---|
| 1176 | if ( empty($post->post_title) ) |
|---|
| 1177 | $post->post_title = $previous ? __('Previous Post') : __('Next Post'); |
|---|
| 1178 | |
|---|
| 1179 | $date = mysql2date(get_option('date_format'), $post->post_date); |
|---|
| 1180 | |
|---|
| 1181 | $title = str_replace('%title', $post->post_title, $title); |
|---|
| 1182 | $title = str_replace('%date', $date, $title); |
|---|
| 1183 | $title = apply_filters('the_title', $title, $post->ID); |
|---|
| 1184 | |
|---|
| 1185 | $link = $previous ? "<link rel='prev' title='" : "<link rel='next' title='"; |
|---|
| 1186 | $link .= esc_attr( $title ); |
|---|
| 1187 | $link .= "' href='" . get_permalink($post) . "' />\n"; |
|---|
| 1188 | |
|---|
| 1189 | $adjacent = $previous ? 'previous' : 'next'; |
|---|
| 1190 | return apply_filters( "{$adjacent}_post_rel_link", $link ); |
|---|
| 1191 | } |
|---|
| 1192 | |
|---|
| 1193 | /** |
|---|
| 1194 | * Display relational links for the posts adjacent to the current post. |
|---|
| 1195 | * |
|---|
| 1196 | * @since 2.8.0 |
|---|
| 1197 | * |
|---|
| 1198 | * @param string $title Optional. Link title format. |
|---|
| 1199 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1200 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1201 | */ |
|---|
| 1202 | function adjacent_posts_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') { |
|---|
| 1203 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', true); |
|---|
| 1204 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', false); |
|---|
| 1205 | } |
|---|
| 1206 | |
|---|
| 1207 | /** |
|---|
| 1208 | * Display relational links for the posts adjacent to the current post for single post pages. |
|---|
| 1209 | * |
|---|
| 1210 | * This is meant to be attached to actions like 'wp_head'. Do not call this directly in plugins or theme templates. |
|---|
| 1211 | * @since 3.0.0 |
|---|
| 1212 | * |
|---|
| 1213 | */ |
|---|
| 1214 | function adjacent_posts_rel_link_wp_head() { |
|---|
| 1215 | if ( !is_singular() || is_attachment() ) |
|---|
| 1216 | return; |
|---|
| 1217 | adjacent_posts_rel_link(); |
|---|
| 1218 | } |
|---|
| 1219 | |
|---|
| 1220 | /** |
|---|
| 1221 | * Display relational link for the next post adjacent to the current post. |
|---|
| 1222 | * |
|---|
| 1223 | * @since 2.8.0 |
|---|
| 1224 | * |
|---|
| 1225 | * @param string $title Optional. Link title format. |
|---|
| 1226 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1227 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1228 | */ |
|---|
| 1229 | function next_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') { |
|---|
| 1230 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', false); |
|---|
| 1231 | } |
|---|
| 1232 | |
|---|
| 1233 | /** |
|---|
| 1234 | * Display relational link for the previous post adjacent to the current post. |
|---|
| 1235 | * |
|---|
| 1236 | * @since 2.8.0 |
|---|
| 1237 | * |
|---|
| 1238 | * @param string $title Optional. Link title format. |
|---|
| 1239 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1240 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1241 | */ |
|---|
| 1242 | function prev_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') { |
|---|
| 1243 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', true); |
|---|
| 1244 | } |
|---|
| 1245 | |
|---|
| 1246 | /** |
|---|
| 1247 | * Retrieve boundary post. |
|---|
| 1248 | * |
|---|
| 1249 | * Boundary being either the first or last post by publish date within the constraints specified |
|---|
| 1250 | * by in same category or excluded categories. |
|---|
| 1251 | * |
|---|
| 1252 | * @since 2.8.0 |
|---|
| 1253 | * |
|---|
| 1254 | * @param bool $in_same_cat Optional. Whether returned post should be in same category. |
|---|
| 1255 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1256 | * @param bool $start Optional. Whether to retrieve first or last post. |
|---|
| 1257 | * @return object |
|---|
| 1258 | */ |
|---|
| 1259 | function get_boundary_post($in_same_cat = false, $excluded_categories = '', $start = true) { |
|---|
| 1260 | global $post; |
|---|
| 1261 | |
|---|
| 1262 | if ( empty($post) || !is_single() || is_attachment() ) |
|---|
| 1263 | return null; |
|---|
| 1264 | |
|---|
| 1265 | $cat_array = array(); |
|---|
| 1266 | $excluded_categories = array(); |
|---|
| 1267 | if ( !empty($in_same_cat) || !empty($excluded_categories) ) { |
|---|
| 1268 | if ( !empty($in_same_cat) ) { |
|---|
| 1269 | $cat_array = wp_get_object_terms($post->ID, 'category', array('fields' => 'ids')); |
|---|
| 1270 | } |
|---|
| 1271 | |
|---|
| 1272 | if ( !empty($excluded_categories) ) { |
|---|
| 1273 | $excluded_categories = array_map('intval', explode(',', $excluded_categories)); |
|---|
| 1274 | |
|---|
| 1275 | if ( !empty($cat_array) ) |
|---|
| 1276 | $excluded_categories = array_diff($excluded_categories, $cat_array); |
|---|
| 1277 | |
|---|
| 1278 | $inverse_cats = array(); |
|---|
| 1279 | foreach ( $excluded_categories as $excluded_category) |
|---|
| 1280 | $inverse_cats[] = $excluded_category * -1; |
|---|
| 1281 | $excluded_categories = $inverse_cats; |
|---|
| 1282 | } |
|---|
| 1283 | } |
|---|
| 1284 | |
|---|
| 1285 | $categories = implode(',', array_merge($cat_array, $excluded_categories) ); |
|---|
| 1286 | |
|---|
| 1287 | $order = $start ? 'ASC' : 'DESC'; |
|---|
| 1288 | |
|---|
| 1289 | return get_posts( array('numberposts' => 1, 'category' => $categories, 'order' => $order, 'update_post_term_cache' => false, 'update_post_meta_cache' => false) ); |
|---|
| 1290 | } |
|---|
| 1291 | |
|---|
| 1292 | /** |
|---|
| 1293 | * Get boundary post relational link. |
|---|
| 1294 | * |
|---|
| 1295 | * Can either be start or end post relational link. |
|---|
| 1296 | * |
|---|
| 1297 | * @since 2.8.0 |
|---|
| 1298 | * |
|---|
| 1299 | * @param string $title Optional. Link title format. |
|---|
| 1300 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1301 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1302 | * @param bool $start Optional, default is true. Whether display link to first or last post. |
|---|
| 1303 | * @return string |
|---|
| 1304 | */ |
|---|
| 1305 | function get_boundary_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $start = true) { |
|---|
| 1306 | $posts = get_boundary_post($in_same_cat, $excluded_categories, $start); |
|---|
| 1307 | // If there is no post stop. |
|---|
| 1308 | if ( empty($posts) ) |
|---|
| 1309 | return; |
|---|
| 1310 | |
|---|
| 1311 | // Even though we limited get_posts to return only 1 item it still returns an array of objects. |
|---|
| 1312 | $post = $posts[0]; |
|---|
| 1313 | |
|---|
| 1314 | if ( empty($post->post_title) ) |
|---|
| 1315 | $post->post_title = $start ? __('First Post') : __('Last Post'); |
|---|
| 1316 | |
|---|
| 1317 | $date = mysql2date(get_option('date_format'), $post->post_date); |
|---|
| 1318 | |
|---|
| 1319 | $title = str_replace('%title', $post->post_title, $title); |
|---|
| 1320 | $title = str_replace('%date', $date, $title); |
|---|
| 1321 | $title = apply_filters('the_title', $title, $post->ID); |
|---|
| 1322 | |
|---|
| 1323 | $link = $start ? "<link rel='start' title='" : "<link rel='end' title='"; |
|---|
| 1324 | $link .= esc_attr($title); |
|---|
| 1325 | $link .= "' href='" . get_permalink($post) . "' />\n"; |
|---|
| 1326 | |
|---|
| 1327 | $boundary = $start ? 'start' : 'end'; |
|---|
| 1328 | return apply_filters( "{$boundary}_post_rel_link", $link ); |
|---|
| 1329 | } |
|---|
| 1330 | |
|---|
| 1331 | /** |
|---|
| 1332 | * Display relational link for the first post. |
|---|
| 1333 | * |
|---|
| 1334 | * @since 2.8.0 |
|---|
| 1335 | * |
|---|
| 1336 | * @param string $title Optional. Link title format. |
|---|
| 1337 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1338 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1339 | */ |
|---|
| 1340 | function start_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') { |
|---|
| 1341 | echo get_boundary_post_rel_link($title, $in_same_cat, $excluded_categories, true); |
|---|
| 1342 | } |
|---|
| 1343 | |
|---|
| 1344 | /** |
|---|
| 1345 | * Get site index relational link. |
|---|
| 1346 | * |
|---|
| 1347 | * @since 2.8.0 |
|---|
| 1348 | * |
|---|
| 1349 | * @return string |
|---|
| 1350 | */ |
|---|
| 1351 | function get_index_rel_link() { |
|---|
| 1352 | $link = "<link rel='index' title='" . esc_attr( get_bloginfo( 'name', 'display' ) ) . "' href='" . esc_url( user_trailingslashit( get_bloginfo( 'url', 'display' ) ) ) . "' />\n"; |
|---|
| 1353 | return apply_filters( "index_rel_link", $link ); |
|---|
| 1354 | } |
|---|
| 1355 | |
|---|
| 1356 | /** |
|---|
| 1357 | * Display relational link for the site index. |
|---|
| 1358 | * |
|---|
| 1359 | * @since 2.8.0 |
|---|
| 1360 | */ |
|---|
| 1361 | function index_rel_link() { |
|---|
| 1362 | echo get_index_rel_link(); |
|---|
| 1363 | } |
|---|
| 1364 | |
|---|
| 1365 | /** |
|---|
| 1366 | * Get parent post relational link. |
|---|
| 1367 | * |
|---|
| 1368 | * @since 2.8.0 |
|---|
| 1369 | * |
|---|
| 1370 | * @param string $title Optional. Link title format. |
|---|
| 1371 | * @return string |
|---|
| 1372 | */ |
|---|
| 1373 | function get_parent_post_rel_link($title = '%title') { |
|---|
| 1374 | if ( ! empty( $GLOBALS['post'] ) && ! empty( $GLOBALS['post']->post_parent ) ) |
|---|
| 1375 | $post = & get_post($GLOBALS['post']->post_parent); |
|---|
| 1376 | |
|---|
| 1377 | if ( empty($post) ) |
|---|
| 1378 | return; |
|---|
| 1379 | |
|---|
| 1380 | $date = mysql2date(get_option('date_format'), $post->post_date); |
|---|
| 1381 | |
|---|
| 1382 | $title = str_replace('%title', $post->post_title, $title); |
|---|
| 1383 | $title = str_replace('%date', $date, $title); |
|---|
| 1384 | $title = apply_filters('the_title', $title, $post->ID); |
|---|
| 1385 | |
|---|
| 1386 | $link = "<link rel='up' title='"; |
|---|
| 1387 | $link .= esc_attr( $title ); |
|---|
| 1388 | $link .= "' href='" . get_permalink($post) . "' />\n"; |
|---|
| 1389 | |
|---|
| 1390 | return apply_filters( "parent_post_rel_link", $link ); |
|---|
| 1391 | } |
|---|
| 1392 | |
|---|
| 1393 | /** |
|---|
| 1394 | * Display relational link for parent item |
|---|
| 1395 | * |
|---|
| 1396 | * @since 2.8.0 |
|---|
| 1397 | */ |
|---|
| 1398 | function parent_post_rel_link($title = '%title') { |
|---|
| 1399 | echo get_parent_post_rel_link($title); |
|---|
| 1400 | } |
|---|
| 1401 | |
|---|
| 1402 | /** |
|---|
| 1403 | * Display previous post link that is adjacent to the current post. |
|---|
| 1404 | * |
|---|
| 1405 | * @since 1.5.0 |
|---|
| 1406 | * |
|---|
| 1407 | * @param string $format Optional. Link anchor format. |
|---|
| 1408 | * @param string $link Optional. Link permalink format. |
|---|
| 1409 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1410 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1411 | */ |
|---|
| 1412 | function previous_post_link($format='« %link', $link='%title', $in_same_cat = false, $excluded_categories = '') { |
|---|
| 1413 | adjacent_post_link($format, $link, $in_same_cat, $excluded_categories, true); |
|---|
| 1414 | } |
|---|
| 1415 | |
|---|
| 1416 | /** |
|---|
| 1417 | * Display next post link that is adjacent to the current post. |
|---|
| 1418 | * |
|---|
| 1419 | * @since 1.5.0 |
|---|
| 1420 | * |
|---|
| 1421 | * @param string $format Optional. Link anchor format. |
|---|
| 1422 | * @param string $link Optional. Link permalink format. |
|---|
| 1423 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1424 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1425 | */ |
|---|
| 1426 | function next_post_link($format='%link »', $link='%title', $in_same_cat = false, $excluded_categories = '') { |
|---|
| 1427 | adjacent_post_link($format, $link, $in_same_cat, $excluded_categories, false); |
|---|
| 1428 | } |
|---|
| 1429 | |
|---|
| 1430 | /** |
|---|
| 1431 | * Display adjacent post link. |
|---|
| 1432 | * |
|---|
| 1433 | * Can be either next post link or previous. |
|---|
| 1434 | * |
|---|
| 1435 | * @since 2.5.0 |
|---|
| 1436 | * |
|---|
| 1437 | * @param string $format Link anchor format. |
|---|
| 1438 | * @param string $link Link permalink format. |
|---|
| 1439 | * @param bool $in_same_cat Optional. Whether link should be in same category. |
|---|
| 1440 | * @param string $excluded_categories Optional. Excluded categories IDs. |
|---|
| 1441 | * @param bool $previous Optional, default is true. Whether display link to previous post. |
|---|
| 1442 | */ |
|---|
| 1443 | function adjacent_post_link($format, $link, $in_same_cat = false, $excluded_categories = '', $previous = true) { |
|---|
| 1444 | if ( $previous && is_attachment() ) |
|---|
| 1445 | $post = & get_post($GLOBALS['post']->post_parent); |
|---|
| 1446 | else |
|---|
| 1447 | $post = get_adjacent_post($in_same_cat, $excluded_categories, $previous); |
|---|
| 1448 | |
|---|
| 1449 | if ( !$post ) |
|---|
| 1450 | return; |
|---|
| 1451 | |
|---|
| 1452 | $title = $post->post_title; |
|---|
| 1453 | |
|---|
| 1454 | if ( empty($post->post_title) ) |
|---|
| 1455 | $title = $previous ? __('Previous Post') : __('Next Post'); |
|---|
| 1456 | |
|---|
| 1457 | $title = apply_filters('the_title', $title, $post->ID); |
|---|
| 1458 | $date = mysql2date(get_option('date_format'), $post->post_date); |
|---|
| 1459 | $rel = $previous ? 'prev' : 'next'; |
|---|
| 1460 | |
|---|
| 1461 | $string = '<a href="'.get_permalink($post).'" rel="'.$rel.'">'; |
|---|
| 1462 | $link = str_replace('%title', $title, $link); |
|---|
| 1463 | $link = str_replace('%date', $date, $link); |
|---|
| 1464 | $link = $string . $link . '</a>'; |
|---|
| 1465 | |
|---|
| 1466 | $format = str_replace('%link', $link, $format); |
|---|
| 1467 | |
|---|
| 1468 | $adjacent = $previous ? 'previous' : 'next'; |
|---|
| 1469 | echo apply_filters( "{$adjacent}_post_link", $format, $link ); |
|---|
| 1470 | } |
|---|
| 1471 | |
|---|
| 1472 | /** |
|---|
| 1473 | * Retrieve get links for page numbers. |
|---|
| 1474 | * |
|---|
| 1475 | * @since 1.5.0 |
|---|
| 1476 | * |
|---|
| 1477 | * @param int $pagenum Optional. Page ID. |
|---|
| 1478 | * @return string |
|---|
| 1479 | */ |
|---|
| 1480 | function get_pagenum_link($pagenum = 1) { |
|---|
| 1481 | global $wp_rewrite; |
|---|
| 1482 | |
|---|
| 1483 | $pagenum = (int) $pagenum; |
|---|
| 1484 | |
|---|
| 1485 | $request = remove_query_arg( 'paged' ); |
|---|
| 1486 | |
|---|
| 1487 | $home_root = parse_url(home_url()); |
|---|
| 1488 | $home_root = ( isset($home_root['path']) ) ? $home_root['path'] : ''; |
|---|
| 1489 | $home_root = preg_quote( trailingslashit( $home_root ), '|' ); |
|---|
| 1490 | |
|---|
| 1491 | $request = preg_replace('|^'. $home_root . '|', '', $request); |
|---|
| 1492 | $request = preg_replace('|^/+|', '', $request); |
|---|
| 1493 | |
|---|
| 1494 | if ( !$wp_rewrite->using_permalinks() || is_admin() ) { |
|---|
| 1495 | $base = trailingslashit( get_bloginfo( 'url' ) ); |
|---|
| 1496 | |
|---|
| 1497 | if ( $pagenum > 1 ) { |
|---|
| 1498 | $result = add_query_arg( 'paged', $pagenum, $base . $request ); |
|---|
| 1499 | } else { |
|---|
| 1500 | $result = $base . $request; |
|---|
| 1501 | } |
|---|
| 1502 | } else { |
|---|
| 1503 | $qs_regex = '|\?.*?$|'; |
|---|
| 1504 | preg_match( $qs_regex, $request, $qs_match ); |
|---|
| 1505 | |
|---|
| 1506 | if ( !empty( $qs_match[0] ) ) { |
|---|
| 1507 | $query_string = $qs_match[0]; |
|---|
| 1508 | $request = preg_replace( $qs_regex, '', $request ); |
|---|
| 1509 | } else { |
|---|
| 1510 | $query_string = ''; |
|---|
| 1511 | } |
|---|
| 1512 | |
|---|
| 1513 | $request = preg_replace( "|$wp_rewrite->pagination_base/\d+/?$|", '', $request); |
|---|
| 1514 | $request = preg_replace( '|^index\.php|', '', $request); |
|---|
| 1515 | $request = ltrim($request, '/'); |
|---|
| 1516 | |
|---|
| 1517 | $base = trailingslashit( get_bloginfo( 'url' ) ); |
|---|
| 1518 | |
|---|
| 1519 | if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' != $request ) ) |
|---|
| 1520 | $base .= 'index.php/'; |
|---|
| 1521 | |
|---|
| 1522 | if ( $pagenum > 1 ) { |
|---|
| 1523 | $request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( $wp_rewrite->pagination_base . "/" . $pagenum, 'paged' ); |
|---|
| 1524 | } |
|---|
| 1525 | |
|---|
| 1526 | $result = $base . $request . $query_string; |
|---|
| 1527 | } |
|---|
| 1528 | |
|---|
| 1529 | $result = apply_filters('get_pagenum_link', $result); |
|---|
| 1530 | |
|---|
| 1531 | return $result; |
|---|
| 1532 | } |
|---|
| 1533 | |
|---|
| 1534 | /** |
|---|
| 1535 | * Retrieve next posts pages link. |
|---|
| 1536 | * |
|---|
| 1537 | * Backported from 2.1.3 to 2.0.10. |
|---|
| 1538 | * |
|---|
| 1539 | * @since 2.0.10 |
|---|
| 1540 | * |
|---|
| 1541 | * @param int $max_page Optional. Max pages. |
|---|
| 1542 | * @return string |
|---|
| 1543 | */ |
|---|
| 1544 | function get_next_posts_page_link($max_page = 0) { |
|---|
| 1545 | global $paged; |
|---|
| 1546 | |
|---|
| 1547 | if ( !is_single() ) { |
|---|
| 1548 | if ( !$paged ) |
|---|
| 1549 | $paged = 1; |
|---|
| 1550 | $nextpage = intval($paged) + 1; |
|---|
| 1551 | if ( !$max_page || $max_page >= $nextpage ) |
|---|
| 1552 | return get_pagenum_link($nextpage); |
|---|
| 1553 | } |
|---|
| 1554 | } |
|---|
| 1555 | |
|---|
| 1556 | /** |
|---|
| 1557 | * Display or return the next posts pages link. |
|---|
| 1558 | * |
|---|
| 1559 | * @since 0.71 |
|---|
| 1560 | * |
|---|
| 1561 | * @param int $max_page Optional. Max pages. |
|---|
| 1562 | * @param boolean $echo Optional. Echo or return; |
|---|
| 1563 | */ |
|---|
| 1564 | function next_posts( $max_page = 0, $echo = true ) { |
|---|
| 1565 | $output = esc_url( get_next_posts_page_link( $max_page ) ); |
|---|
| 1566 | |
|---|
| 1567 | if ( $echo ) |
|---|
| 1568 | echo $output; |
|---|
| 1569 | else |
|---|
| 1570 | return $output; |
|---|
| 1571 | } |
|---|
| 1572 | |
|---|
| 1573 | /** |
|---|
| 1574 | * Return the next posts pages link. |
|---|
| 1575 | * |
|---|
| 1576 | * @since 2.7.0 |
|---|
| 1577 | * |
|---|
| 1578 | * @param string $label Content for link text. |
|---|
| 1579 | * @param int $max_page Optional. Max pages. |
|---|
| 1580 | * @return string|null |
|---|
| 1581 | */ |
|---|
| 1582 | function get_next_posts_link( $label = null, $max_page = 0 ) { |
|---|
| 1583 | global $paged, $wp_query; |
|---|
| 1584 | |
|---|
| 1585 | if ( !$max_page ) |
|---|
| 1586 | $max_page = $wp_query->max_num_pages; |
|---|
| 1587 | |
|---|
| 1588 | if ( !$paged ) |
|---|
| 1589 | $paged = 1; |
|---|
| 1590 | |
|---|
| 1591 | $nextpage = intval($paged) + 1; |
|---|
| 1592 | |
|---|
| 1593 | if ( null === $label ) |
|---|
| 1594 | $label = __( 'Next Page »' ); |
|---|
| 1595 | |
|---|
| 1596 | if ( !is_single() && ( $nextpage <= $max_page ) ) { |
|---|
| 1597 | $attr = apply_filters( 'next_posts_link_attributes', '' ); |
|---|
| 1598 | return '<a href="' . next_posts( $max_page, false ) . "\" $attr>" . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) . '</a>'; |
|---|
| 1599 | } |
|---|
| 1600 | } |
|---|
| 1601 | |
|---|
| 1602 | /** |
|---|
| 1603 | * Display the next posts pages link. |
|---|
| 1604 | * |
|---|
| 1605 | * @since 0.71 |
|---|
| 1606 | * @uses get_next_posts_link() |
|---|
| 1607 | * |
|---|
| 1608 | * @param string $label Content for link text. |
|---|
| 1609 | * @param int $max_page Optional. Max pages. |
|---|
| 1610 | */ |
|---|
| 1611 | function next_posts_link( $label = null, $max_page = 0 ) { |
|---|
| 1612 | echo get_next_posts_link( $label, $max_page ); |
|---|
| 1613 | } |
|---|
| 1614 | |
|---|
| 1615 | /** |
|---|
| 1616 | * Retrieve previous post pages link. |
|---|
| 1617 | * |
|---|
| 1618 | * Will only return string, if not on a single page or post. |
|---|
| 1619 | * |
|---|
| 1620 | * Backported to 2.0.10 from 2.1.3. |
|---|
| 1621 | * |
|---|
| 1622 | * @since 2.0.10 |
|---|
| 1623 | * |
|---|
| 1624 | * @return string|null |
|---|
| 1625 | */ |
|---|
| 1626 | function get_previous_posts_page_link() { |
|---|
| 1627 | global $paged; |
|---|
| 1628 | |
|---|
| 1629 | if ( !is_single() ) { |
|---|
| 1630 | $nextpage = intval($paged) - 1; |
|---|
| 1631 | if ( $nextpage < 1 ) |
|---|
| 1632 | $nextpage = 1; |
|---|
| 1633 | return get_pagenum_link($nextpage); |
|---|
| 1634 | } |
|---|
| 1635 | } |
|---|
| 1636 | |
|---|
| 1637 | /** |
|---|
| 1638 | * Display or return the previous posts pages link. |
|---|
| 1639 | * |
|---|
| 1640 | * @since 0.71 |
|---|
| 1641 | * |
|---|
| 1642 | * @param boolean $echo Optional. Echo or return; |
|---|
| 1643 | */ |
|---|
| 1644 | function previous_posts( $echo = true ) { |
|---|
| 1645 | $output = esc_url( get_previous_posts_page_link() ); |
|---|
| 1646 | |
|---|
| 1647 | if ( $echo ) |
|---|
| 1648 | echo $output; |
|---|
| 1649 | else |
|---|
| 1650 | return $output; |
|---|
| 1651 | } |
|---|
| 1652 | |
|---|
| 1653 | /** |
|---|
| 1654 | * Return the previous posts pages link. |
|---|
| 1655 | * |
|---|
| 1656 | * @since 2.7.0 |
|---|
| 1657 | * |
|---|
| 1658 | * @param string $label Optional. Previous page link text. |
|---|
| 1659 | * @return string|null |
|---|
| 1660 | */ |
|---|
| 1661 | function get_previous_posts_link( $label = null ) { |
|---|
| 1662 | global $paged; |
|---|
| 1663 | |
|---|
| 1664 | if ( null === $label ) |
|---|
| 1665 | $label = __( '« Previous Page' ); |
|---|
| 1666 | |
|---|
| 1667 | if ( !is_single() && $paged > 1 ) { |
|---|
| 1668 | $attr = apply_filters( 'previous_posts_link_attributes', '' ); |
|---|
| 1669 | return '<a href="' . previous_posts( false ) . "\" $attr>". preg_replace( '/&([^#])(?![a-z]{1,8};)/', '&$1', $label ) .'</a>'; |
|---|
| 1670 | } |
|---|
| 1671 | } |
|---|
| 1672 | |
|---|
| 1673 | /** |
|---|
| 1674 | * Display the previous posts page link. |
|---|
| 1675 | * |
|---|
| 1676 | * @since 0.71 |
|---|
| 1677 | * @uses get_previous_posts_link() |
|---|
| 1678 | * |
|---|
| 1679 | * @param string $label Optional. Previous page link text. |
|---|
| 1680 | */ |
|---|
| 1681 | function previous_posts_link( $label = null ) { |
|---|
| 1682 | echo get_previous_posts_link( $label ); |
|---|
| 1683 | } |
|---|
| 1684 | |
|---|
| 1685 | /** |
|---|
| 1686 | * Return post pages link navigation for previous and next pages. |
|---|
| 1687 | * |
|---|
| 1688 | * @since 2.8 |
|---|
| 1689 | * |
|---|
| 1690 | * @param string|array $args Optional args. |
|---|
| 1691 | * @return string The posts link navigation. |
|---|
| 1692 | */ |
|---|
| 1693 | function get_posts_nav_link( $args = array() ) { |
|---|
| 1694 | global $wp_query; |
|---|
| 1695 | |
|---|
| 1696 | $return = ''; |
|---|
| 1697 | |
|---|
| 1698 | if ( !is_singular() ) { |
|---|
| 1699 | $defaults = array( |
|---|
| 1700 | 'sep' => ' — ', |
|---|
| 1701 | 'prelabel' => __('« Previous Page'), |
|---|
| 1702 | 'nxtlabel' => __('Next Page »'), |
|---|
| 1703 | ); |
|---|
| 1704 | $args = wp_parse_args( $args, $defaults ); |
|---|
| 1705 | |
|---|
| 1706 | $max_num_pages = $wp_query->max_num_pages; |
|---|
| 1707 | $paged = get_query_var('paged'); |
|---|
| 1708 | |
|---|
| 1709 | //only have sep if there's both prev and next results |
|---|
| 1710 | if ($paged < 2 || $paged >= $max_num_pages) { |
|---|
| 1711 | $args['sep'] = ''; |
|---|
| 1712 | } |
|---|
| 1713 | |
|---|
| 1714 | if ( $max_num_pages > 1 ) { |
|---|
| 1715 | $return = get_previous_posts_link($args['prelabel']); |
|---|
| 1716 | $return .= preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $args['sep']); |
|---|
| 1717 | $return .= get_next_posts_link($args['nxtlabel']); |
|---|
| 1718 | } |
|---|
| 1719 | } |
|---|
| 1720 | return $return; |
|---|
| 1721 | |
|---|
| 1722 | } |
|---|
| 1723 | |
|---|
| 1724 | /** |
|---|
| 1725 | * Display post pages link navigation for previous and next pages. |
|---|
| 1726 | * |
|---|
| 1727 | * @since 0.71 |
|---|
| 1728 | * |
|---|
| 1729 | * @param string $sep Optional. Separator for posts navigation links. |
|---|
| 1730 | * @param string $prelabel Optional. Label for previous pages. |
|---|
| 1731 | * @param string $nxtlabel Optional Label for next pages. |
|---|
| 1732 | */ |
|---|
| 1733 | function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '' ) { |
|---|
| 1734 | $args = array_filter( compact('sep', 'prelabel', 'nxtlabel') ); |
|---|
| 1735 | echo get_posts_nav_link($args); |
|---|
| 1736 | } |
|---|
| 1737 | |
|---|
| 1738 | /** |
|---|
| 1739 | * Retrieve page numbers links. |
|---|
| 1740 | * |
|---|
| 1741 | * @since 2.7.0 |
|---|
| 1742 | * |
|---|
| 1743 | * @param int $pagenum Optional. Page number. |
|---|
| 1744 | * @return string |
|---|
| 1745 | */ |
|---|
| 1746 | function get_comments_pagenum_link( $pagenum = 1, $max_page = 0 ) { |
|---|
| 1747 | global $post, $wp_rewrite; |
|---|
| 1748 | |
|---|
| 1749 | $pagenum = (int) $pagenum; |
|---|
| 1750 | |
|---|
| 1751 | $result = get_permalink( $post->ID ); |
|---|
| 1752 | |
|---|
| 1753 | if ( 'newest' == get_option('default_comments_page') ) { |
|---|
| 1754 | if ( $pagenum != $max_page ) { |
|---|
| 1755 | if ( $wp_rewrite->using_permalinks() ) |
|---|
| 1756 | $result = user_trailingslashit( trailingslashit($result) . 'comment-page-' . $pagenum, 'commentpaged'); |
|---|
| 1757 | else |
|---|
| 1758 | $result = add_query_arg( 'cpage', $pagenum, $result ); |
|---|
| 1759 | } |
|---|
| 1760 | } elseif ( $pagenum > 1 ) { |
|---|
| 1761 | if ( $wp_rewrite->using_permalinks() ) |
|---|
| 1762 | $result = user_trailingslashit( trailingslashit($result) . 'comment-page-' . $pagenum, 'commentpaged'); |
|---|
| 1763 | else |
|---|
| 1764 | $result = add_query_arg( 'cpage', $pagenum, $result ); |
|---|
| 1765 | } |
|---|
| 1766 | |
|---|
| 1767 | $result .= '#comments'; |
|---|
| 1768 | |
|---|
| 1769 | $result = apply_filters('get_comments_pagenum_link', $result); |
|---|
| 1770 | |
|---|
| 1771 | return $result; |
|---|
| 1772 | } |
|---|
| 1773 | |
|---|
| 1774 | /** |
|---|
| 1775 | * Return the link to next comments pages. |
|---|
| 1776 | * |
|---|
| 1777 | * @since 2.7.1 |
|---|
| 1778 | * |
|---|
| 1779 | * @param string $label Optional. Label for link text. |
|---|
| 1780 | * @param int $max_page Optional. Max page. |
|---|
| 1781 | * @return string|null |
|---|
| 1782 | */ |
|---|
| 1783 | function get_next_comments_link( $label = '', $max_page = 0 ) { |
|---|
| 1784 | global $wp_query; |
|---|
| 1785 | |
|---|
| 1786 | if ( !is_singular() || !get_option('page_comments') ) |
|---|
| 1787 | return; |
|---|
| 1788 | |
|---|
| 1789 | $page = get_query_var('cpage'); |
|---|
| 1790 | |
|---|
| 1791 | $nextpage = intval($page) + 1; |
|---|
| 1792 | |
|---|
| 1793 | if ( empty($max_page) ) |
|---|
| 1794 | $max_page = $wp_query->max_num_comment_pages; |
|---|
| 1795 | |
|---|
| 1796 | if ( empty($max_page) ) |
|---|
| 1797 | $max_page = get_comment_pages_count(); |
|---|
| 1798 | |
|---|
| 1799 | if ( $nextpage > $max_page ) |
|---|
| 1800 | return; |
|---|
| 1801 | |
|---|
| 1802 | if ( empty($label) ) |
|---|
| 1803 | $label = __('Newer Comments »'); |
|---|
| 1804 | |
|---|
| 1805 | return '<a href="' . esc_url( get_comments_pagenum_link( $nextpage, $max_page ) ) . '" ' . apply_filters( 'next_comments_link_attributes', '' ) . '>'. preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) .'</a>'; |
|---|
| 1806 | } |
|---|
| 1807 | |
|---|
| 1808 | /** |
|---|
| 1809 | * Display the link to next comments pages. |
|---|
| 1810 | * |
|---|
| 1811 | * @since 2.7.0 |
|---|
| 1812 | * |
|---|
| 1813 | * @param string $label Optional. Label for link text. |
|---|
| 1814 | * @param int $max_page Optional. Max page. |
|---|
| 1815 | */ |
|---|
| 1816 | function next_comments_link( $label = '', $max_page = 0 ) { |
|---|
| 1817 | echo get_next_comments_link( $label, $max_page ); |
|---|
| 1818 | } |
|---|
| 1819 | |
|---|
| 1820 | /** |
|---|
| 1821 | * Return the previous comments page link. |
|---|
| 1822 | * |
|---|
| 1823 | * @since 2.7.1 |
|---|
| 1824 | * |
|---|
| 1825 | * @param string $label Optional. Label for comments link text. |
|---|
| 1826 | * @return string|null |
|---|
| 1827 | */ |
|---|
| 1828 | function get_previous_comments_link( $label = '' ) { |
|---|
| 1829 | if ( !is_singular() || !get_option('page_comments') ) |
|---|
| 1830 | return; |
|---|
| 1831 | |
|---|
| 1832 | $page = get_query_var('cpage'); |
|---|
| 1833 | |
|---|
| 1834 | if ( intval($page) <= 1 ) |
|---|
| 1835 | return; |
|---|
| 1836 | |
|---|
| 1837 | $prevpage = intval($page) - 1; |
|---|
| 1838 | |
|---|
| 1839 | if ( empty($label) ) |
|---|
| 1840 | $label = __('« Older Comments'); |
|---|
| 1841 | |
|---|
| 1842 | return '<a href="' . esc_url( get_comments_pagenum_link( $prevpage ) ) . '" ' . apply_filters( 'previous_comments_link_attributes', '' ) . '>' . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) .'</a>'; |
|---|
| 1843 | } |
|---|
| 1844 | |
|---|
| 1845 | /** |
|---|
| 1846 | * Display the previous comments page link. |
|---|
| 1847 | * |
|---|
| 1848 | * @since 2.7.0 |
|---|
| 1849 | * |
|---|
| 1850 | * @param string $label Optional. Label for comments link text. |
|---|
| 1851 | */ |
|---|
| 1852 | function previous_comments_link( $label = '' ) { |
|---|
| 1853 | echo get_previous_comments_link( $label ); |
|---|
| 1854 | } |
|---|
| 1855 | |
|---|
| 1856 | /** |
|---|
| 1857 | * Create pagination links for the comments on the current post. |
|---|
| 1858 | * |
|---|
| 1859 | * @see paginate_links() |
|---|
| 1860 | * @since 2.7.0 |
|---|
| 1861 | * |
|---|
| 1862 | * @param string|array $args Optional args. See paginate_links. |
|---|
| 1863 | * @return string Markup for pagination links. |
|---|
| 1864 | */ |
|---|
| 1865 | function paginate_comments_links($args = array()) { |
|---|
| 1866 | global $wp_rewrite; |
|---|
| 1867 | |
|---|
| 1868 | if ( !is_singular() || !get_option('page_comments') ) |
|---|
| 1869 | return; |
|---|
| 1870 | |
|---|
| 1871 | $page = get_query_var('cpage'); |
|---|
| 1872 | if ( !$page ) |
|---|
| 1873 | $page = 1; |
|---|
| 1874 | $max_page = get_comment_pages_count(); |
|---|
| 1875 | $defaults = array( |
|---|
| 1876 | 'base' => add_query_arg( 'cpage', '%#%' ), |
|---|
| 1877 | 'format' => '', |
|---|
| 1878 | 'total' => $max_page, |
|---|
| 1879 | 'current' => $page, |
|---|
| 1880 | 'echo' => true, |
|---|
| 1881 | 'add_fragment' => '#comments' |
|---|
| 1882 | ); |
|---|
| 1883 | if ( $wp_rewrite->using_permalinks() ) |
|---|
| 1884 | $defaults['base'] = user_trailingslashit(trailingslashit(get_permalink()) . 'comment-page-%#%', 'commentpaged'); |
|---|
| 1885 | |
|---|
| 1886 | $args = wp_parse_args( $args, $defaults ); |
|---|
| 1887 | $page_links = paginate_links( $args ); |
|---|
| 1888 | |
|---|
| 1889 | if ( $args['echo'] ) |
|---|
| 1890 | echo $page_links; |
|---|
| 1891 | else |
|---|
| 1892 | return $page_links; |
|---|
| 1893 | } |
|---|
| 1894 | |
|---|
| 1895 | /** |
|---|
| 1896 | * Retrieve shortcut link. |
|---|
| 1897 | * |
|---|
| 1898 | * Use this in 'a' element 'href' attribute. |
|---|
| 1899 | * |
|---|
| 1900 | * @since 2.6.0 |
|---|
| 1901 | * |
|---|
| 1902 | * @return string |
|---|
| 1903 | */ |
|---|
| 1904 | function get_shortcut_link() { |
|---|
| 1905 | $link = "javascript: |
|---|
| 1906 | var d=document, |
|---|
| 1907 | w=window, |
|---|
| 1908 | e=w.getSelection, |
|---|
| 1909 | k=d.getSelection, |
|---|
| 1910 | x=d.selection, |
|---|
| 1911 | s=(e?e():(k)?k():(x?x.createRange().text:0)), |
|---|
| 1912 | f='" . admin_url('press-this.php') . "', |
|---|
| 1913 | l=d.location, |
|---|
| 1914 | e=encodeURIComponent, |
|---|
| 1915 | u=f+'?u='+e(l.href)+'&t='+e(d.title)+'&s='+e(s)+'&v=4'; |
|---|
| 1916 | a=function(){if(!w.open(u,'t','toolbar=0,resizable=1,scrollbars=1,status=1,width=720,height=570'))l.href=u;}; |
|---|
| 1917 | if (/Firefox/.test(navigator.userAgent)) setTimeout(a, 0); else a(); |
|---|
| 1918 | void(0)"; |
|---|
| 1919 | |
|---|
| 1920 | $link = str_replace(array("\r", "\n", "\t"), '', $link); |
|---|
| 1921 | |
|---|
| 1922 | return apply_filters('shortcut_link', $link); |
|---|
| 1923 | } |
|---|
| 1924 | |
|---|
| 1925 | /** |
|---|
| 1926 | * Retrieve the home url for the current site. |
|---|
| 1927 | * |
|---|
| 1928 | * Returns the 'home' option with the appropriate protocol, 'https' if |
|---|
| 1929 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
|---|
| 1930 | * overridden. |
|---|
| 1931 | * |
|---|
| 1932 | * @package WordPress |
|---|
| 1933 | * @since 3.0.0 |
|---|
| 1934 | * |
|---|
| 1935 | * @uses get_home_url() |
|---|
| 1936 | * |
|---|
| 1937 | * @param string $path (optional) Path relative to the home url. |
|---|
| 1938 | * @param string $scheme (optional) Scheme to give the home url context. Currently 'http','https' |
|---|
| 1939 | * @return string Home url link with optional path appended. |
|---|
| 1940 | */ |
|---|
| 1941 | function home_url( $path = '', $scheme = null ) { |
|---|
| 1942 | return get_home_url(null, $path, $scheme); |
|---|
| 1943 | } |
|---|
| 1944 | |
|---|
| 1945 | /** |
|---|
| 1946 | * Retrieve the home url for a given site. |
|---|
| 1947 | * |
|---|
| 1948 | * Returns the 'home' option with the appropriate protocol, 'https' if |
|---|
| 1949 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
|---|
| 1950 | * overridden. |
|---|
| 1951 | * |
|---|
| 1952 | * @package WordPress |
|---|
| 1953 | * @since 3.0.0 |
|---|
| 1954 | * |
|---|
| 1955 | * @param int $blog_id (optional) Blog ID. Defaults to current blog. |
|---|
| 1956 | * @param string $path (optional) Path relative to the home url. |
|---|
| 1957 | * @param string $scheme (optional) Scheme to give the home url context. Currently 'http','https' |
|---|
| 1958 | * @return string Home url link with optional path appended. |
|---|
| 1959 | */ |
|---|
| 1960 | function get_home_url( $blog_id = null, $path = '', $scheme = null ) { |
|---|
| 1961 | $orig_scheme = $scheme; |
|---|
| 1962 | |
|---|
| 1963 | if ( !in_array( $scheme, array( 'http', 'https' ) ) ) |
|---|
| 1964 | $scheme = is_ssl() && !is_admin() ? 'https' : 'http'; |
|---|
| 1965 | |
|---|
| 1966 | if ( empty( $blog_id ) || !is_multisite() ) |
|---|
| 1967 | $url = get_option( 'home' ); |
|---|
| 1968 | else |
|---|
| 1969 | $url = get_blog_option( $blog_id, 'home' ); |
|---|
| 1970 | |
|---|
| 1971 | if ( 'http' != $scheme ) |
|---|
| 1972 | $url = str_replace( 'http://', "$scheme://", $url ); |
|---|
| 1973 | |
|---|
| 1974 | if ( !empty( $path ) && is_string( $path ) && strpos( $path, '..' ) === false ) |
|---|
| 1975 | $url .= '/' . ltrim( $path, '/' ); |
|---|
| 1976 | |
|---|
| 1977 | return apply_filters( 'home_url', $url, $path, $orig_scheme, $blog_id ); |
|---|
| 1978 | } |
|---|
| 1979 | |
|---|
| 1980 | /** |
|---|
| 1981 | * Retrieve the site url for the current site. |
|---|
| 1982 | * |
|---|
| 1983 | * Returns the 'site_url' option with the appropriate protocol, 'https' if |
|---|
| 1984 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
|---|
| 1985 | * overridden. |
|---|
| 1986 | * |
|---|
| 1987 | * @package WordPress |
|---|
| 1988 | * @since 2.6.0 |
|---|
| 1989 | * |
|---|
| 1990 | * @uses get_site_url() |
|---|
| 1991 | * |
|---|
| 1992 | * @param string $path Optional. Path relative to the site url. |
|---|
| 1993 | * @param string $scheme Optional. Scheme to give the site url context. Currently 'http','https', 'login', 'login_post', or 'admin'. |
|---|
| 1994 | * @return string Site url link with optional path appended. |
|---|
| 1995 | */ |
|---|
| 1996 | function site_url( $path = '', $scheme = null ) { |
|---|
| 1997 | return get_site_url(null, $path, $scheme); |
|---|
| 1998 | } |
|---|
| 1999 | |
|---|
| 2000 | /** |
|---|
| 2001 | * Retrieve the site url for a given site. |
|---|
| 2002 | * |
|---|
| 2003 | * Returns the 'site_url' option with the appropriate protocol, 'https' if |
|---|
| 2004 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
|---|
| 2005 | * overridden. |
|---|
| 2006 | * |
|---|
| 2007 | * @package WordPress |
|---|
| 2008 | * @since 3.0.0 |
|---|
| 2009 | * |
|---|
| 2010 | * @param int $blog_id (optional) Blog ID. Defaults to current blog. |
|---|
| 2011 | * @param string $path Optional. Path relative to the site url. |
|---|
| 2012 | * @param string $scheme Optional. Scheme to give the site url context. Currently 'http','https', 'login', 'login_post', or 'admin'. |
|---|
| 2013 | * @return string Site url link with optional path appended. |
|---|
| 2014 | */ |
|---|
| 2015 | function get_site_url( $blog_id = null, $path = '', $scheme = null ) { |
|---|
| 2016 | // should the list of allowed schemes be maintained elsewhere? |
|---|
| 2017 | $orig_scheme = $scheme; |
|---|
| 2018 | if ( !in_array( $scheme, array( 'http', 'https' ) ) ) { |
|---|
| 2019 | if ( ( 'login_post' == $scheme || 'rpc' == $scheme ) && ( force_ssl_login() || force_ssl_admin() ) ) |
|---|
| 2020 | $scheme = 'https'; |
|---|
| 2021 | elseif ( ( 'login' == $scheme ) && force_ssl_admin() ) |
|---|
| 2022 | $scheme = 'https'; |
|---|
| 2023 | elseif ( ( 'admin' == $scheme ) && force_ssl_admin() ) |
|---|
| 2024 | $scheme = 'https'; |
|---|
| 2025 | else |
|---|
| 2026 | $scheme = ( is_ssl() ? 'https' : 'http' ); |
|---|
| 2027 | } |
|---|
| 2028 | |
|---|
| 2029 | if ( empty( $blog_id ) || !is_multisite() ) |
|---|
| 2030 | $url = get_option( 'siteurl' ); |
|---|
| 2031 | else |
|---|
| 2032 | $url = get_blog_option( $blog_id, 'siteurl' ); |
|---|
| 2033 | |
|---|
| 2034 | if ( 'http' != $scheme ) |
|---|
| 2035 | $url = str_replace( 'http://', "{$scheme}://", $url ); |
|---|
| 2036 | |
|---|
| 2037 | if ( !empty( $path ) && is_string( $path ) && strpos( $path, '..' ) === false ) |
|---|
| 2038 | $url .= '/' . ltrim( $path, '/' ); |
|---|
| 2039 | |
|---|
| 2040 | return apply_filters( 'site_url', $url, $path, $orig_scheme, $blog_id ); |
|---|
| 2041 | } |
|---|
| 2042 | |
|---|
| 2043 | /** |
|---|
| 2044 | * Retrieve the url to the admin area for the current site. |
|---|
| 2045 | * |
|---|
| 2046 | * @package WordPress |
|---|
| 2047 | * @since 2.6.0 |
|---|
| 2048 | * |
|---|
| 2049 | * @param string $path Optional path relative to the admin url |
|---|
| 2050 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2051 | * @return string Admin url link with optional path appended |
|---|
| 2052 | */ |
|---|
| 2053 | function admin_url( $path = '', $scheme = 'admin' ) { |
|---|
| 2054 | return get_admin_url(null, $path, $scheme); |
|---|
| 2055 | } |
|---|
| 2056 | |
|---|
| 2057 | /** |
|---|
| 2058 | * Retrieve the url to the admin area for a given site. |
|---|
| 2059 | * |
|---|
| 2060 | * @package WordPress |
|---|
| 2061 | * @since 3.0.0 |
|---|
| 2062 | * |
|---|
| 2063 | * @param int $blog_id (optional) Blog ID. Defaults to current blog. |
|---|
| 2064 | * @param string $path Optional path relative to the admin url |
|---|
| 2065 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2066 | * @return string Admin url link with optional path appended |
|---|
| 2067 | */ |
|---|
| 2068 | function get_admin_url( $blog_id = null, $path = '', $scheme = 'admin' ) { |
|---|
| 2069 | $url = get_site_url($blog_id, 'wp-admin/', $scheme); |
|---|
| 2070 | |
|---|
| 2071 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2072 | $url .= ltrim($path, '/'); |
|---|
| 2073 | |
|---|
| 2074 | return apply_filters('admin_url', $url, $path, $blog_id); |
|---|
| 2075 | } |
|---|
| 2076 | |
|---|
| 2077 | /** |
|---|
| 2078 | * Retrieve the url to the includes directory. |
|---|
| 2079 | * |
|---|
| 2080 | * @package WordPress |
|---|
| 2081 | * @since 2.6.0 |
|---|
| 2082 | * |
|---|
| 2083 | * @param string $path Optional. Path relative to the includes url. |
|---|
| 2084 | * @return string Includes url link with optional path appended. |
|---|
| 2085 | */ |
|---|
| 2086 | function includes_url($path = '') { |
|---|
| 2087 | $url = site_url() . '/' . WPINC . '/'; |
|---|
| 2088 | |
|---|
| 2089 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2090 | $url .= ltrim($path, '/'); |
|---|
| 2091 | |
|---|
| 2092 | return apply_filters('includes_url', $url, $path); |
|---|
| 2093 | } |
|---|
| 2094 | |
|---|
| 2095 | /** |
|---|
| 2096 | * Retrieve the url to the content directory. |
|---|
| 2097 | * |
|---|
| 2098 | * @package WordPress |
|---|
| 2099 | * @since 2.6.0 |
|---|
| 2100 | * |
|---|
| 2101 | * @param string $path Optional. Path relative to the content url. |
|---|
| 2102 | * @return string Content url link with optional path appended. |
|---|
| 2103 | */ |
|---|
| 2104 | function content_url($path = '') { |
|---|
| 2105 | $url = WP_CONTENT_URL; |
|---|
| 2106 | if ( 0 === strpos($url, 'http') && is_ssl() ) |
|---|
| 2107 | $url = str_replace( 'http://', 'https://', $url ); |
|---|
| 2108 | |
|---|
| 2109 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2110 | $url .= '/' . ltrim($path, '/'); |
|---|
| 2111 | |
|---|
| 2112 | return apply_filters('content_url', $url, $path); |
|---|
| 2113 | } |
|---|
| 2114 | |
|---|
| 2115 | /** |
|---|
| 2116 | * Retrieve the url to the plugins directory or to a specific file within that directory. |
|---|
| 2117 | * You can hardcode the plugin slug in $path or pass __FILE__ as a second argument to get the correct folder name. |
|---|
| 2118 | * |
|---|
| 2119 | * @package WordPress |
|---|
| 2120 | * @since 2.6.0 |
|---|
| 2121 | * |
|---|
| 2122 | * @param string $path Optional. Path relative to the plugins url. |
|---|
| 2123 | * @param string $plugin Optional. The plugin file that you want to be relative to - i.e. pass in __FILE__ |
|---|
| 2124 | * @return string Plugins url link with optional path appended. |
|---|
| 2125 | */ |
|---|
| 2126 | function plugins_url($path = '', $plugin = '') { |
|---|
| 2127 | |
|---|
| 2128 | $mu_plugin_dir = WPMU_PLUGIN_DIR; |
|---|
| 2129 | foreach ( array('path', 'plugin', 'mu_plugin_dir') as $var ) { |
|---|
| 2130 | $$var = str_replace('\\' ,'/', $$var); // sanitize for Win32 installs |
|---|
| 2131 | $$var = preg_replace('|/+|', '/', $$var); |
|---|
| 2132 | } |
|---|
| 2133 | |
|---|
| 2134 | if ( !empty($plugin) && 0 === strpos($plugin, $mu_plugin_dir) ) |
|---|
| 2135 | $url = WPMU_PLUGIN_URL; |
|---|
| 2136 | else |
|---|
| 2137 | $url = WP_PLUGIN_URL; |
|---|
| 2138 | |
|---|
| 2139 | if ( 0 === strpos($url, 'http') && is_ssl() ) |
|---|
| 2140 | $url = str_replace( 'http://', 'https://', $url ); |
|---|
| 2141 | |
|---|
| 2142 | if ( !empty($plugin) && is_string($plugin) ) { |
|---|
| 2143 | $folder = dirname(plugin_basename($plugin)); |
|---|
| 2144 | if ( '.' != $folder ) |
|---|
| 2145 | $url .= '/' . ltrim($folder, '/'); |
|---|
| 2146 | } |
|---|
| 2147 | |
|---|
| 2148 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2149 | $url .= '/' . ltrim($path, '/'); |
|---|
| 2150 | |
|---|
| 2151 | return apply_filters('plugins_url', $url, $path, $plugin); |
|---|
| 2152 | } |
|---|
| 2153 | |
|---|
| 2154 | /** |
|---|
| 2155 | * Retrieve the site url for the current network. |
|---|
| 2156 | * |
|---|
| 2157 | * Returns the site url with the appropriate protocol, 'https' if |
|---|
| 2158 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
|---|
| 2159 | * overridden. |
|---|
| 2160 | * |
|---|
| 2161 | * @package WordPress |
|---|
| 2162 | * @since 3.0.0 |
|---|
| 2163 | * |
|---|
| 2164 | * @param string $path Optional. Path relative to the site url. |
|---|
| 2165 | * @param string $scheme Optional. Scheme to give the site url context. Currently 'http','https', 'login', 'login_post', or 'admin'. |
|---|
| 2166 | * @return string Site url link with optional path appended. |
|---|
| 2167 | */ |
|---|
| 2168 | function network_site_url( $path = '', $scheme = null ) { |
|---|
| 2169 | global $current_site; |
|---|
| 2170 | |
|---|
| 2171 | if ( !is_multisite() ) |
|---|
| 2172 | return site_url($path, $scheme); |
|---|
| 2173 | |
|---|
| 2174 | $orig_scheme = $scheme; |
|---|
| 2175 | if ( !in_array($scheme, array('http', 'https')) ) { |
|---|
| 2176 | if ( ( 'login_post' == $scheme || 'rpc' == $scheme ) && ( force_ssl_login() || force_ssl_admin() ) ) |
|---|
| 2177 | $scheme = 'https'; |
|---|
| 2178 | elseif ( ('login' == $scheme) && ( force_ssl_admin() ) ) |
|---|
| 2179 | $scheme = 'https'; |
|---|
| 2180 | elseif ( ('admin' == $scheme) && force_ssl_admin() ) |
|---|
| 2181 | $scheme = 'https'; |
|---|
| 2182 | else |
|---|
| 2183 | $scheme = ( is_ssl() ? 'https' : 'http' ); |
|---|
| 2184 | } |
|---|
| 2185 | |
|---|
| 2186 | $url = $scheme . '://' . $current_site->domain . $current_site->path; |
|---|
| 2187 | |
|---|
| 2188 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2189 | $url .= ltrim($path, '/'); |
|---|
| 2190 | |
|---|
| 2191 | return apply_filters('network_site_url', $url, $path, $orig_scheme); |
|---|
| 2192 | } |
|---|
| 2193 | |
|---|
| 2194 | /** |
|---|
| 2195 | * Retrieve the home url for the current network. |
|---|
| 2196 | * |
|---|
| 2197 | * Returns the home url with the appropriate protocol, 'https' if |
|---|
| 2198 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
|---|
| 2199 | * overridden. |
|---|
| 2200 | * |
|---|
| 2201 | * @package WordPress |
|---|
| 2202 | * @since 3.0.0 |
|---|
| 2203 | * |
|---|
| 2204 | * @param string $path (optional) Path relative to the home url. |
|---|
| 2205 | * @param string $scheme (optional) Scheme to give the home url context. Currently 'http','https' |
|---|
| 2206 | * @return string Home url link with optional path appended. |
|---|
| 2207 | */ |
|---|
| 2208 | function network_home_url( $path = '', $scheme = null ) { |
|---|
| 2209 | global $current_site; |
|---|
| 2210 | |
|---|
| 2211 | if ( !is_multisite() ) |
|---|
| 2212 | return home_url($path, $scheme); |
|---|
| 2213 | |
|---|
| 2214 | $orig_scheme = $scheme; |
|---|
| 2215 | |
|---|
| 2216 | if ( !in_array($scheme, array('http', 'https')) ) |
|---|
| 2217 | $scheme = is_ssl() && !is_admin() ? 'https' : 'http'; |
|---|
| 2218 | |
|---|
| 2219 | $url = $scheme . '://' . $current_site->domain . $current_site->path; |
|---|
| 2220 | |
|---|
| 2221 | if ( !empty( $path ) && is_string( $path ) && strpos( $path, '..' ) === false ) |
|---|
| 2222 | $url .= ltrim( $path, '/' ); |
|---|
| 2223 | |
|---|
| 2224 | return apply_filters( 'network_home_url', $url, $path, $orig_scheme); |
|---|
| 2225 | } |
|---|
| 2226 | |
|---|
| 2227 | /** |
|---|
| 2228 | * Retrieve the url to the admin area for the network. |
|---|
| 2229 | * |
|---|
| 2230 | * @package WordPress |
|---|
| 2231 | * @since 3.0.0 |
|---|
| 2232 | * |
|---|
| 2233 | * @param string $path Optional path relative to the admin url |
|---|
| 2234 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2235 | * @return string Admin url link with optional path appended |
|---|
| 2236 | */ |
|---|
| 2237 | function network_admin_url( $path = '', $scheme = 'admin' ) { |
|---|
| 2238 | if ( ! is_multisite() ) |
|---|
| 2239 | return admin_url( $path, $scheme ); |
|---|
| 2240 | |
|---|
| 2241 | $url = network_site_url('wp-admin/network/', $scheme); |
|---|
| 2242 | |
|---|
| 2243 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2244 | $url .= ltrim($path, '/'); |
|---|
| 2245 | |
|---|
| 2246 | return apply_filters('network_admin_url', $url, $path); |
|---|
| 2247 | } |
|---|
| 2248 | |
|---|
| 2249 | /** |
|---|
| 2250 | * Retrieve the url to the admin area for the current user. |
|---|
| 2251 | * |
|---|
| 2252 | * @package WordPress |
|---|
| 2253 | * @since 3.0.0 |
|---|
| 2254 | * |
|---|
| 2255 | * @param string $path Optional path relative to the admin url |
|---|
| 2256 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2257 | * @return string Admin url link with optional path appended |
|---|
| 2258 | */ |
|---|
| 2259 | function user_admin_url( $path = '', $scheme = 'admin' ) { |
|---|
| 2260 | $url = network_site_url('wp-admin/user/', $scheme); |
|---|
| 2261 | |
|---|
| 2262 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false ) |
|---|
| 2263 | $url .= ltrim($path, '/'); |
|---|
| 2264 | |
|---|
| 2265 | return apply_filters('user_admin_url', $url, $path); |
|---|
| 2266 | } |
|---|
| 2267 | |
|---|
| 2268 | /** |
|---|
| 2269 | * Retrieve the url to the admin area for either the current blog or the network depending on context. |
|---|
| 2270 | * |
|---|
| 2271 | * @package WordPress |
|---|
| 2272 | * @since 3.1.0 |
|---|
| 2273 | * |
|---|
| 2274 | * @param string $path Optional path relative to the admin url |
|---|
| 2275 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2276 | * @return string Admin url link with optional path appended |
|---|
| 2277 | */ |
|---|
| 2278 | function self_admin_url($path = '', $scheme = 'admin') { |
|---|
| 2279 | if ( is_network_admin() ) |
|---|
| 2280 | return network_admin_url($path, $scheme); |
|---|
| 2281 | elseif ( is_user_admin() ) |
|---|
| 2282 | return user_admin_url($path, $scheme); |
|---|
| 2283 | else |
|---|
| 2284 | return admin_url($path, $scheme); |
|---|
| 2285 | } |
|---|
| 2286 | |
|---|
| 2287 | /** |
|---|
| 2288 | * Get the URL to the user's dashboard. |
|---|
| 2289 | * |
|---|
| 2290 | * If a user does not belong to any sites, the global user dashboard is used. If the user belongs to the current site, |
|---|
| 2291 | * the dashboard for the current site is returned. If the user cannot edit the current site, the dashboard to the user's |
|---|
| 2292 | * primary blog is returned. |
|---|
| 2293 | * |
|---|
| 2294 | * @since 3.1.0 |
|---|
| 2295 | * |
|---|
| 2296 | * @param int $user_id User ID |
|---|
| 2297 | * @param string $path Optional path relative to the dashboard. Use only paths known to both blog and user admins. |
|---|
| 2298 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2299 | * @return string Dashboard url link with optional path appended |
|---|
| 2300 | */ |
|---|
| 2301 | function get_dashboard_url( $user_id, $path = '', $scheme = 'admin' ) { |
|---|
| 2302 | $user_id = (int) $user_id; |
|---|
| 2303 | |
|---|
| 2304 | $blogs = get_blogs_of_user( $user_id ); |
|---|
| 2305 | if ( ! is_super_admin() && empty($blogs) ) { |
|---|
| 2306 | $url = user_admin_url( $path, $scheme ); |
|---|
| 2307 | } elseif ( ! is_multisite() ) { |
|---|
| 2308 | $url = admin_url( $path, $scheme ); |
|---|
| 2309 | } else { |
|---|
| 2310 | $current_blog = get_current_blog_id(); |
|---|
| 2311 | if ( $current_blog && ( is_super_admin( $user_id ) || in_array( $current_blog, array_keys( $blogs ) ) ) ) { |
|---|
| 2312 | $url = admin_url( $path, $scheme ); |
|---|
| 2313 | } else { |
|---|
| 2314 | $active = get_active_blog_for_user( $user_id ); |
|---|
| 2315 | if ( $active ) |
|---|
| 2316 | $url = get_admin_url( $active->blog_id, $path, $scheme ); |
|---|
| 2317 | else |
|---|
| 2318 | $url = user_admin_url( $path, $scheme ); |
|---|
| 2319 | } |
|---|
| 2320 | } |
|---|
| 2321 | |
|---|
| 2322 | return apply_filters( 'user_dashboard_url', $url, $user_id, $path, $scheme); |
|---|
| 2323 | } |
|---|
| 2324 | |
|---|
| 2325 | /** |
|---|
| 2326 | * Get the URL to the user's profile editor. |
|---|
| 2327 | * |
|---|
| 2328 | * @since 3.1.0 |
|---|
| 2329 | * |
|---|
| 2330 | * @param int $user User ID |
|---|
| 2331 | * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes. |
|---|
| 2332 | * @return string Dashboard url link with optional path appended |
|---|
| 2333 | */ |
|---|
| 2334 | function get_edit_profile_url( $user, $scheme = 'admin' ) { |
|---|
| 2335 | $user = (int) $user; |
|---|
| 2336 | |
|---|
| 2337 | if ( is_user_admin() ) |
|---|
| 2338 | $url = user_admin_url( 'profile.php', $scheme ); |
|---|
| 2339 | elseif ( is_network_admin() ) |
|---|
| 2340 | $url = network_admin_url( 'profile.php', $scheme ); |
|---|
| 2341 | else |
|---|
| 2342 | $url = get_dashboard_url( $user, 'profile.php', $scheme ); |
|---|
| 2343 | |
|---|
| 2344 | return apply_filters( 'edit_profile_url', $url, $user, $scheme); |
|---|
| 2345 | } |
|---|
| 2346 | |
|---|
| 2347 | /** |
|---|
| 2348 | * Output rel=canonical for singular queries |
|---|
| 2349 | * |
|---|
| 2350 | * @package WordPress |
|---|
| 2351 | * @since 2.9.0 |
|---|
| 2352 | */ |
|---|
| 2353 | function rel_canonical() { |
|---|
| 2354 | if ( !is_singular() ) |
|---|
| 2355 | return; |
|---|
| 2356 | |
|---|
| 2357 | global $wp_the_query; |
|---|
| 2358 | if ( !$id = $wp_the_query->get_queried_object_id() ) |
|---|
| 2359 | return; |
|---|
| 2360 | |
|---|
| 2361 | $link = get_permalink( $id ); |
|---|
| 2362 | echo "<link rel='canonical' href='$link' />\n"; |
|---|
| 2363 | } |
|---|
| 2364 | |
|---|
| 2365 | /** |
|---|
| 2366 | * Return a shortlink for a post, page, attachment, or blog. |
|---|
| 2367 | * |
|---|
| 2368 | * This function exists to provide a shortlink tag that all themes and plugins can target. A plugin must hook in to |
|---|
| 2369 | * provide the actual shortlinks. Default shortlink support is limited to providing ?p= style links for posts. |
|---|
| 2370 | * Plugins can short circuit this function via the pre_get_shortlink filter or filter the output |
|---|
| 2371 | * via the get_shortlink filter. |
|---|
| 2372 | * |
|---|
| 2373 | * @since 3.0.0. |
|---|
| 2374 | * |
|---|
| 2375 | * @param int $id A post or blog id. Default is 0, which means the current post or blog. |
|---|
| 2376 | * @param string $context Whether the id is a 'blog' id, 'post' id, or 'media' id. If 'post', the post_type of the post is consulted. If 'query', the current query is consulted to determine the id and context. Default is 'post'. |
|---|
| 2377 | * @param bool $allow_slugs Whether to allow post slugs in the shortlink. It is up to the plugin how and whether to honor this. |
|---|
| 2378 | * @return string A shortlink or an empty string if no shortlink exists for the requested resource or if shortlinks are not enabled. |
|---|
| 2379 | */ |
|---|
| 2380 | function wp_get_shortlink($id = 0, $context = 'post', $allow_slugs = true) { |
|---|
| 2381 | // Allow plugins to short-circuit this function. |
|---|
| 2382 | $shortlink = apply_filters('pre_get_shortlink', false, $id, $context, $allow_slugs); |
|---|
| 2383 | if ( false !== $shortlink ) |
|---|
| 2384 | return $shortlink; |
|---|
| 2385 | |
|---|
| 2386 | global $wp_query; |
|---|
| 2387 | $post_id = 0; |
|---|
| 2388 | if ( 'query' == $context && is_single() ) { |
|---|
| 2389 | $post_id = $wp_query->get_queried_object_id(); |
|---|
| 2390 | } elseif ( 'post' == $context ) { |
|---|
| 2391 | $post = get_post($id); |
|---|
| 2392 | $post_id = $post->ID; |
|---|
| 2393 | } |
|---|
| 2394 | |
|---|
| 2395 | $shortlink = ''; |
|---|
| 2396 | |
|---|
| 2397 | // Return p= link for posts. |
|---|
| 2398 | if ( !empty($post_id) && '' != get_option('permalink_structure') ) { |
|---|
| 2399 | $post = get_post($post_id); |
|---|
| 2400 | if ( isset($post->post_type) && 'post' == $post->post_type ) |
|---|
| 2401 | $shortlink = home_url('?p=' . $post->ID); |
|---|
| 2402 | } |
|---|
| 2403 | |
|---|
| 2404 | return apply_filters('get_shortlink', $shortlink, $id, $context, $allow_slugs); |
|---|
| 2405 | } |
|---|
| 2406 | |
|---|
| 2407 | /** |
|---|
| 2408 | * Inject rel=sortlink into head if a shortlink is defined for the current page. |
|---|
| 2409 | * |
|---|
| 2410 | * Attached to the wp_head action. |
|---|
| 2411 | * |
|---|
| 2412 | * @since 3.0.0 |
|---|
| 2413 | * |
|---|
| 2414 | * @uses wp_get_shortlink() |
|---|
| 2415 | */ |
|---|
| 2416 | function wp_shortlink_wp_head() { |
|---|
| 2417 | $shortlink = wp_get_shortlink( 0, 'query' ); |
|---|
| 2418 | |
|---|
| 2419 | if ( empty( $shortlink ) ) |
|---|
| 2420 | return; |
|---|
| 2421 | |
|---|
| 2422 | echo "<link rel='shortlink' href='" . esc_url( $shortlink ) . "' />\n"; |
|---|
| 2423 | } |
|---|
| 2424 | |
|---|
| 2425 | /** |
|---|
| 2426 | * Send a Link: rel=shortlink header if a shortlink is defined for the current page. |
|---|
| 2427 | * |
|---|
| 2428 | * Attached to the wp action. |
|---|
| 2429 | * |
|---|
| 2430 | * @since 3.0.0 |
|---|
| 2431 | * |
|---|
| 2432 | * @uses wp_get_shortlink() |
|---|
| 2433 | */ |
|---|
| 2434 | function wp_shortlink_header() { |
|---|
| 2435 | if ( headers_sent() ) |
|---|
| 2436 | return; |
|---|
| 2437 | |
|---|
| 2438 | $shortlink = wp_get_shortlink(0, 'query'); |
|---|
| 2439 | |
|---|
| 2440 | if ( empty($shortlink) ) |
|---|
| 2441 | return; |
|---|
| 2442 | |
|---|
| 2443 | header('Link: <' . $shortlink . '>; rel=shortlink', false); |
|---|
| 2444 | } |
|---|
| 2445 | |
|---|
| 2446 | /** |
|---|
| 2447 | * Display the Short Link for a Post |
|---|
| 2448 | * |
|---|
| 2449 | * Must be called from inside "The Loop" |
|---|
| 2450 | * |
|---|
| 2451 | * Call like the_shortlink(__('Shortlinkage FTW')) |
|---|
| 2452 | * |
|---|
| 2453 | * @since 3.0.0 |
|---|
| 2454 | * |
|---|
| 2455 | * @param string $text Optional The link text or HTML to be displayed. Defaults to 'This is the short link.' |
|---|
| 2456 | * @param string $title Optional The tooltip for the link. Must be sanitized. Defaults to the sanitized post title. |
|---|
| 2457 | * @param string $before Optional HTML to display before the link. |
|---|
| 2458 | * @param string $before Optional HTML to display after the link. |
|---|
| 2459 | */ |
|---|
| 2460 | function the_shortlink( $text = '', $title = '', $before = '', $after = '' ) { |
|---|
| 2461 | global $post; |
|---|
| 2462 | |
|---|
| 2463 | if ( empty( $text ) ) |
|---|
| 2464 | $text = __('This is the short link.'); |
|---|
| 2465 | |
|---|
| 2466 | if ( empty( $title ) ) |
|---|
| 2467 | $title = the_title_attribute( array( 'echo' => FALSE ) ); |
|---|
| 2468 | |
|---|
| 2469 | $shortlink = wp_get_shortlink( $post->ID ); |
|---|
| 2470 | |
|---|
| 2471 | if ( !empty( $shortlink ) ) { |
|---|
| 2472 | $link = '<a rel="shortlink" href="' . esc_url( $shortlink ) . '" title="' . $title . '">' . $text . '</a>'; |
|---|
| 2473 | $link = apply_filters( 'the_shortlink', $link, $shortlink, $text, $title ); |
|---|
| 2474 | echo $before, $link, $after; |
|---|
| 2475 | } |
|---|
| 2476 | } |
|---|
| 2477 | |
|---|
| 2478 | ?> |
|---|