mw_next_post and mw_previous_post) and the default WordPress functions next_post and previous_post is that the new functions accept prefix and postfix strings as the third and fourth parameters of the function.
Version: 1.0
Date: 11 May 2004
Author: Eric A. Meyer
Author URI: http://meyerweb.com/
*/
function mw_next_post($format='%', $next='next post: ', $prefix='', $postfix='', $title='yes', $in_same_cat='no', $limitnext=1, $excluded_categories='') {
global $tableposts, $p, $posts, $id, $post, $siteurl, $blogfilename, $wpdb;
global $time_difference, $single;
global $querystring_start, $querystring_equal, $querystring_separator;
if(($p) || ($posts==1) || 1 == $single) {
$current_post_date = $post->post_date;
$current_category = $post->post_category;
$sqlcat = '';
if ($in_same_cat != 'no') {
$sqlcat = " AND post_category='$current_category' ";
}
$sql_exclude_cats = '';
if (!empty($excluded_categories)) {
$blah = explode('and', $excluded_categories);
foreach($blah as $category) {
$category = intval($category);
$sql_exclude_cats .= " AND post_category != $category";
}
}
$now = date('Y-m-d H:i:s',(time() + ($time_difference * 3600)));
$limitnext--;
$nextpost = @$wpdb->get_row("SELECT ID,post_title FROM $tableposts WHERE post_date > '$current_post_date' AND post_date < '$now' AND post_status = 'publish' $sqlcat $sql_exclude_cats ORDER BY post_date ASC LIMIT $limitnext,1");
if ($nextpost) {
$string = $prefix.''.$next;
if ($title=='yes') {
$string .= wptexturize(stripslashes($nextpost->post_title));
}
$string .= ''.$postfix;
$format = str_replace('%', $string, $format);
echo $format;
}
}
}
function mw_previous_post($format='%', $previous='previous post: ', $prefix='', $postfix='', $title='yes', $in_same_cat='no', $limitprev=1, $excluded_categories='') {
global $tableposts, $id, $post, $siteurl, $blogfilename, $wpdb;
global $p, $posts, $posts_per_page, $s, $single;
global $querystring_start, $querystring_equal, $querystring_separator;
if(($p) || ($posts_per_page == 1) || 1 == $single) {
$current_post_date = $post->post_date;
$current_category = $post->post_category;
$sqlcat = '';
if ($in_same_cat != 'no') {
$sqlcat = " AND post_category = '$current_category' ";
}
$sql_exclude_cats = '';
if (!empty($excluded_categories)) {
$blah = explode('and', $excluded_categories);
foreach($blah as $category) {
$category = intval($category);
$sql_exclude_cats .= " AND post_category != $category";
}
}
$limitprev--;
$lastpost = @$wpdb->get_row("SELECT ID, post_title FROM $tableposts WHERE post_date < '$current_post_date' AND post_status = 'publish' $sqlcat $sql_exclude_cats ORDER BY post_date DESC LIMIT $limitprev, 1");
if ($lastpost) {
$string = $prefix.''.$previous;
if ($title == 'yes') {
$string .= wptexturize(stripslashes($lastpost->post_title));
}
$string .= ''.$postfix;
$format = str_replace('%', $string, $format);
echo $format;
}
}
}
?>