Moved everything in wp-inst down a directory.

Uses's Ryan Boren's htaccess rules and mods
If you're upgrading, try this on a test server first!


git-svn-id: http://svn.automattic.com/wordpress-mu/trunk@591 7be80a69-a1ef-0310-a953-fb0f7c49ff36

1 files changed, 513 insertions, 0 deletions

diff --git a/wp-includes/link-template.php b/wp-includes/link-template.php
new file mode 100644
index 0000000..81f4d7c
--- /dev/null
+++ b/wp-includes/link-template.php
@@ -0,0 +1,513 @@
+<?php
+
+
+function the_permalink() {
+	echo apply_filters('the_permalink', get_permalink());
+}
+
+
+function permalink_link() { // For backwards compatibility
+	echo apply_filters('the_permalink', get_permalink());
+}
+
+
+function permalink_anchor($mode = 'id') {
+	global $post;
+	switch ( strtolower($mode) ) {
+		case 'title':
+			$title = sanitize_title($post->post_title) . '-' . $id;
+			echo '<a id="'.$title.'"></a>';
+			break;
+		case 'id':
+		default:
+			echo '<a id="post-' . $post->ID . '"></a>';
+			break;
+	}
+}
+
+
+function get_permalink($id = 0) {
+	$rewritecode = array(
+		'%year%',
+		'%monthnum%',
+		'%day%',
+		'%hour%',
+		'%minute%',
+		'%second%',
+		'%postname%',
+		'%post_id%',
+		'%category%',
+		'%author%',
+		'%pagename%'
+	);
+
+	$post = &get_post($id);
+	if ( $post->post_type == 'page' )
+		return get_page_link($post->ID);
+	elseif ($post->post_type == 'attachment')
+		return get_attachment_link($post->ID);
+
+	$permalink = get_settings('permalink_structure');
+
+	if ( '' != $permalink && 'draft' != $post->post_status ) {
+		$unixtime = strtotime($post->post_date);
+
+		$category = '';
+		if ( strstr($permalink, '%category%') ) {
+			$cats = get_the_category($post->ID);
+			$category = $cats[0]->category_nicename;
+			if ( $parent=$cats[0]->category_parent )
+				$category = get_category_parents($parent, FALSE, '/', TRUE) . $category;
+		}
+
+		$authordata = get_userdata($post->post_author);
+		$author = $authordata->user_nicename;
+		$date = explode(" ",date('Y m d H i s', $unixtime));
+		$rewritereplace = 
+		array(
+			$date[0],
+			$date[1],
+			$date[2],
+			$date[3],
+			$date[4],
+			$date[5],
+			$post->post_name,
+			$post->ID,
+			$category,
+			$author,
+			$post->post_name,
+		);
+		return apply_filters('post_link', get_settings('home') . str_replace($rewritecode, $rewritereplace, $permalink), $post);
+	} else { // if they're not using the fancy permalink option
+		$permalink = get_settings('home') . '/?p=' . $post->ID;
+		return apply_filters('post_link', $permalink, $post);
+	}
+}
+
+// get permalink from post ID
+function post_permalink($post_id = 0, $mode = '') { // $mode legacy
+	return get_permalink($post_id);
+}
+
+function get_page_link($id = false) {
+	global $post, $wp_rewrite;
+
+	if ( !$id )
+		$id = $post->ID;
+
+	$pagestruct = $wp_rewrite->get_page_permastruct();
+
+	if ( '' != $pagestruct && 'draft' != $post->post_status ) {
+		$link = get_page_uri($id);
+		$link = str_replace('%pagename%', $link, $pagestruct);
+		$link = get_settings('home') . "/$link/";
+	} else {
+		$link = get_settings('home') . "/?page_id=$id";
+	}
+
+	if ( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') )
+		$link = get_settings('home');
+
+	return apply_filters('page_link', $link, $id);
+}
+
+function get_attachment_link($id = false) {
+	global $post, $wp_rewrite;
+
+	$link = false;
+
+	if (! $id) {
+		$id = $post->ID;
+	}
+
+	$object = get_post($id);
+	if ( $wp_rewrite->using_permalinks() && ($object->post_parent > 0) ) {
+		$parent = get_post($object->post_parent);
+		$parentlink = get_permalink($object->post_parent);
+		if (! strstr($parentlink, '?') )
+			$link = trim($parentlink, '/') . '/' . $object->post_name . '/';
+	}
+
+	if (! $link ) {
+		$link = get_bloginfo('home') . "/?attachment_id=$id";
+	}
+
+	return apply_filters('attachment_link', $link, $id);
+}
+
+function get_year_link($year) {
+	global $wp_rewrite;
+	if ( !$year )
+		$year = gmdate('Y', time()+(get_settings('gmt_offset') * 3600));
+	$yearlink = $wp_rewrite->get_year_permastruct();
+	if ( !empty($yearlink) ) {
+		$yearlink = str_replace('%year%', $year, $yearlink);
+		return apply_filters('year_link', get_settings('home') . trailingslashit($yearlink), $year);
+	} else {
+		return apply_filters('year_link', get_settings('home') . '/?m=' . $year, $year);
+	}
+}
+
+function get_month_link($year, $month) {
+	global $wp_rewrite;
+	if ( !$year )
+		$year = gmdate('Y', time()+(get_settings('gmt_offset') * 3600));
+	if ( !$month )
+		$month = gmdate('m', time()+(get_settings('gmt_offset') * 3600));
+	$monthlink = $wp_rewrite->get_month_permastruct();
+	if ( !empty($monthlink) ) {
+		$monthlink = str_replace('%year%', $year, $monthlink);
+		$monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink);
+		return apply_filters('month_link', get_settings('home') . trailingslashit($monthlink), $year, $month);
+	} else {
+		return apply_filters('month_link', get_settings('home') . '/?m=' . $year . zeroise($month, 2), $year, $month);
+	}
+}
+
+function get_day_link($year, $month, $day) {
+	global $wp_rewrite;
+	if ( !$year )
+		$year = gmdate('Y', time()+(get_settings('gmt_offset') * 3600));
+	if ( !$month )
+		$month = gmdate('m', time()+(get_settings('gmt_offset') * 3600));
+	if ( !$day )
+		$day = gmdate('j', time()+(get_settings('gmt_offset') * 3600));
+
+	$daylink = $wp_rewrite->get_day_permastruct();
+	if ( !empty($daylink) ) {
+		$daylink = str_replace('%year%', $year, $daylink);
+		$daylink = str_replace('%monthnum%', zeroise(intval($month), 2), $daylink);
+		$daylink = str_replace('%day%', zeroise(intval($day), 2), $daylink);
+		return apply_filters('day_link', get_settings('home') . trailingslashit($daylink), $year, $month, $day);
+	} else {
+		return apply_filters('day_link', get_settings('home') . '/?m=' . $year . zeroise($month, 2) . zeroise($day, 2), $year, $month, $day);
+	}
+}
+
+function get_feed_link($feed='rss2') {
+	global $wp_rewrite;
+	$do_perma = 0;
+	$feed_url = get_settings('siteurl');
+	$comment_feed_url = $feed_url;
+
+	$permalink = $wp_rewrite->get_feed_permastruct();
+	if ( '' != $permalink ) {
+		if ( false !== strpos($feed, 'comments_') ) {
+			$feed = str_replace('comments_', '', $feed);
+			$permalink = $wp_rewrite->get_comment_feed_permastruct();
+		}
+
+		if ( 'rss2' == $feed )
+			$feed = '';
+
+		$permalink = str_replace('%feed%', $feed, $permalink);
+		$permalink = preg_replace('#/+#', '/', "/$permalink/");
+		$output =  get_settings('home') . $permalink;
+	} else {
+		if ( false !== strpos($feed, 'comments_') )
+			$feed = str_replace('comments_', 'comments-', $feed);
+
+		$output = get_settings('home') . "/?feed={$feed}";
+	}
+
+	return apply_filters('feed_link', $output, $feed);
+}
+
+function edit_post_link($link = 'Edit This', $before = '', $after = '') {
+	global $post;
+
+	if ( is_attachment() )
+		return;
+
+	if( $post->post_type == 'page' ) {
+		if ( ! current_user_can('edit_page', $post->ID) )
+			return;
+		$file = 'page';
+	} else {
+		if ( ! current_user_can('edit_post', $post->ID) )
+			return;
+		$file = 'post';
+	}
+
+	$location = get_settings('siteurl') . "/wp-admin/{$file}.php?action=edit&amp;post=$post->ID";
+	echo $before . "<a href=\"$location\">$link</a>" . $after;
+}
+
+function edit_comment_link($link = 'Edit This', $before = '', $after = '') {
+	global $post, $comment;
+
+	if( $post->post_type == 'page' ){
+		if ( ! current_user_can('edit_page', $post->ID) )
+			return;
+	} else {
+		if ( ! current_user_can('edit_post', $post->ID) )
+			return;
+	}
+
+	$location = get_settings('siteurl') . "/wp-admin/comment.php?action=editcomment&amp;comment=$comment->comment_ID";
+	echo $before . "<a href='$location'>$link</a>" . $after;
+}
+
+// Navigation links
+
+function get_previous_post($in_same_cat = false, $excluded_categories = '') {
+	global $post, $wpdb;
+
+	if( !is_single() || is_attachment() )
+		return null;
+
+	$current_post_date = $post->post_date;
+
+	$join = '';
+	if ( $in_same_cat ) {
+		$join = " INNER JOIN $wpdb->post2cat ON $wpdb->posts.ID= $wpdb->post2cat.post_id ";
+		$cat_array = get_the_category($post->ID);
+		$join .= ' AND (category_id = ' . intval($cat_array[0]->cat_ID);
+		for ( $i = 1; $i < (count($cat_array)); $i++ ) {
+			$join .= ' OR category_id = ' . intval($cat_array[$i]->cat_ID);
+		}
+		$join .= ')'; 
+	}
+
+	$sql_exclude_cats = '';
+	if ( !empty($excluded_categories) ) {
+		$blah = explode(' and ', $excluded_categories);
+		foreach ( $blah as $category ) {
+			$category = intval($category);
+			$sql_cat_ids = " OR pc.category_ID = '$category'";
+		}
+		$posts_in_ex_cats = $wpdb->get_col("SELECT p.ID FROM $wpdb->posts p LEFT JOIN $wpdb->post2cat pc ON pc.post_id=p.ID WHERE 1 = 0 $sql_cat_ids GROUP BY p.ID");
+		$posts_in_ex_cats_sql = 'AND ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
+	}
+
+	return @$wpdb->get_row("SELECT ID, post_title FROM $wpdb->posts $join WHERE post_date < '$current_post_date' AND post_type = 'post' AND post_status = 'publish' $posts_in_ex_cats_sql ORDER BY post_date DESC LIMIT 1");
+}
+
+function get_next_post($in_same_cat = false, $excluded_categories = '') {
+	global $post, $wpdb;
+
+	if( !is_single() || is_attachment() )
+		return null;
+
+	$current_post_date = $post->post_date;
+
+	$join = '';
+	if ( $in_same_cat ) {
+		$join = " INNER JOIN $wpdb->post2cat ON $wpdb->posts.ID= $wpdb->post2cat.post_id ";
+		$cat_array = get_the_category($post->ID);
+		$join .= ' AND (category_id = ' . intval($cat_array[0]->cat_ID);
+		for ( $i = 1; $i < (count($cat_array)); $i++ ) {
+			$join .= ' OR category_id = ' . intval($cat_array[$i]->cat_ID);
+		}
+		$join .= ')'; 
+	}
+
+	$sql_exclude_cats = '';
+	if ( !empty($excluded_categories) ) {
+		$blah = explode(' and ', $excluded_categories);
+		foreach ( $blah as $category ) {
+			$category = intval($category);
+			$sql_cat_ids = " OR pc.category_ID = '$category'";
+		}
+		$posts_in_ex_cats = $wpdb->get_col("SELECT p.ID from $wpdb->posts p LEFT JOIN $wpdb->post2cat pc ON pc.post_id = p.ID WHERE 1 = 0 $sql_cat_ids GROUP BY p.ID");
+		$posts_in_ex_cats_sql = 'AND ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
+	}
+
+	return @$wpdb->get_row("SELECT ID,post_title FROM $wpdb->posts $join WHERE post_date > '$current_post_date' AND post_type = 'post' AND post_status = 'publish' $posts_in_ex_cats_sql AND ID != $post->ID ORDER BY post_date ASC LIMIT 1");
+}
+
+
+function previous_post_link($format='&laquo; %link', $link='%title', $in_same_cat = false, $excluded_categories = '') {
+
+	if ( is_attachment() )
+		$post = & get_post($GLOBALS['post']->post_parent);
+	else
+		$post = get_previous_post($in_same_cat, $excluded_categories);
+
+	if ( !$post )
+		return;
+
+	$title = apply_filters('the_title', $post->post_title, $post);
+	$string = '<a href="'.get_permalink($post->ID).'">';
+	$link = str_replace('%title', $title, $link);
+	$link = $pre . $string . $link . '</a>';
+
+	$format = str_replace('%link', $link, $format);
+
+	echo $format;	    
+}
+
+function next_post_link($format='%link &raquo;', $link='%title', $in_same_cat = false, $excluded_categories = '') {
+	$post = get_next_post($in_same_cat, $excluded_categories);
+
+	if ( !$post )
+		return;
+
+	$title = apply_filters('the_title', $post->post_title, $post);
+	$string = '<a href="'.get_permalink($post->ID).'">';
+	$link = str_replace('%title', $title, $link);
+	$link = $string . $link . '</a>';
+	$format = str_replace('%link', $link, $format);
+
+	echo $format;	    
+}
+
+function get_pagenum_link($pagenum = 1) {
+	global $wp_rewrite;
+
+	$qstr = wp_specialchars($_SERVER['REQUEST_URI']);
+
+	$page_querystring = "paged"; 
+	$page_modstring = "page/";
+	$page_modregex = "page/?";
+	$permalink = 0;
+
+	$home_root = parse_url(get_settings('home'));
+	$home_root = $home_root['path'];
+	$home_root = trailingslashit($home_root);
+	$qstr = preg_replace('|^'. $home_root . '|', '', $qstr);
+	$qstr = preg_replace('|^/+|', '', $qstr);
+
+	$index = $_SERVER['PHP_SELF'];
+	$index = preg_replace('|^'. $home_root . '|', '', $index);
+	$index = preg_replace('|^/+|', '', $index);
+
+	// if we already have a QUERY style page string
+	if ( stristr( $qstr, $page_querystring ) ) {
+		$replacement = "$page_querystring=$pagenum";
+		$qstr = preg_replace("/".$page_querystring."[^\d]+\d+/", $replacement, $qstr);
+		// if we already have a mod_rewrite style page string
+	} elseif ( preg_match( '|'.$page_modregex.'\d+|', $qstr ) ) {
+		$permalink = 1;
+		$qstr = preg_replace('|'.$page_modregex.'\d+|',"$page_modstring$pagenum",$qstr);
+
+		// if we don't have a page string at all ...
+		// lets see what sort of URL we have...
+	} else {
+		// we need to know the way queries are being written
+		// if there's a querystring_start (a "?" usually), it's definitely not mod_rewritten
+		if ( stristr( $qstr, '?' ) ) {
+			// so append the query string (using &, since we already have ?)
+			$qstr .=	'&amp;' . $page_querystring . '=' . $pagenum;
+			// otherwise, it could be rewritten, OR just the default index ...
+		} elseif( '' != get_settings('permalink_structure') && ! is_admin() ) {
+			$permalink = 1;
+			$index = $wp_rewrite->index;
+			// If it's not a path info permalink structure, trim the index.
+			if ( !$wp_rewrite->using_index_permalinks() ) {
+				$qstr = preg_replace("#/*" . $index . "/*#", '/', $qstr);
+			} else {
+				// If using path info style permalinks, make sure the index is in
+				// the URI.
+				if ( strpos($qstr, $index) === false )
+					$qstr = '/' . $index . $qstr;
+			}
+
+			$qstr =	trailingslashit($qstr) . $page_modstring . $pagenum;
+		} else {
+			$qstr = $index . '?' . $page_querystring . '=' . $pagenum;
+		}
+	}
+
+	$qstr = preg_replace('|^/+|', '', $qstr);
+	if ( $permalink )
+		$qstr = trailingslashit($qstr);
+	$qstr = preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', trailingslashit( get_settings('home') ) . $qstr );
+
+	// showing /page/1/ or ?paged=1 is redundant
+	if ( 1 === $pagenum ) {
+		$qstr = str_replace('page/1/', '', $qstr); // for mod_rewrite style
+		$qstr = remove_query_arg('paged', $qstr); // for query style
+	}
+	return str_replace( "wp-inst/", "", $qstr );
+}
+
+function next_posts($max_page = 0) { // original by cfactor at cooltux.org
+	global $paged, $pagenow;
+
+	if ( !is_single() ) {
+		if ( !$paged )
+			$paged = 1;
+		$nextpage = intval($paged) + 1;
+		if ( !$max_page || $max_page >= $nextpage )
+			echo get_pagenum_link($nextpage);
+	}
+}
+
+function next_posts_link($label='Next Page &raquo;', $max_page=0) {
+	global $paged, $wpdb;
+	if ( !$max_page ) {
+		$max_page = _max_num_pages();
+	}
+	if ( !$paged )
+		$paged = 1;
+	$nextpage = intval($paged) + 1;
+	if ( (! is_single()) && (empty($paged) || $nextpage <= $max_page) ) {
+		echo '<a href="';
+		next_posts($max_page);
+		echo '">'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $label) .'</a>';
+	}
+}
+
+
+function previous_posts() { // original by cfactor at cooltux.org
+	global $paged, $pagenow;
+
+	if ( !is_single() ) {
+		$nextpage = intval($paged) - 1;
+		if ( $nextpage < 1 )
+			$nextpage = 1;
+		echo get_pagenum_link($nextpage);
+	}
+}
+
+
+function previous_posts_link($label='&laquo; Previous Page') {
+	global $paged;
+	if ( (!is_single())	&& ($paged > 1) ) {
+		echo '<a href="';
+		previous_posts();
+		echo '">'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $label) .'</a>';
+	}
+}
+
+function _max_num_pages() {
+	static $max_num_pages;
+	global $wpdb, $wp_query;
+	
+	if (isset($max_num_pages)) return $max_num_pages;
+	
+	if ( 'posts' == get_query_var('what_to_show') ) {
+		preg_match('#FROM\s(.*)\sORDER BY#siU', $wp_query->request, $matches);
+		$fromwhere = $matches[1];
+		$numposts = $wpdb->get_var("SELECT COUNT(DISTINCT ID) FROM $fromwhere");
+		$max_num_pages = ceil($numposts / get_option('posts_per_page'));
+	} else {
+		preg_match('#FROM\s(.*)\sORDER BY#siU', $wp_query->request, $matches);
+		$fromwhere = preg_replace('/( AND )?post_date >= (\'|\")(.*?)(\'|\")( AND post_date <= (\'\")(.*?)(\'\"))?/siU', '', $matches[1]);
+		$num_days = $wpdb->query("SELECT DISTINCT post_date FROM $fromwhere GROUP BY year(post_date), month(post_date), dayofmonth(post_date)");
+		$max_num_pages = ceil($num_days / get_option('posts_per_page'));
+	}
+
+	return $max_num_pages;
+}
+
+function posts_nav_link($sep=' &#8212; ', $prelabel='&laquo; Previous Page', $nxtlabel='Next Page &raquo;') {
+	if ( !is_single() ) {
+		$max_num_pages = _max_num_pages();
+		$paged = get_query_var('paged');
+		
+		//only have sep if there's both prev and next results
+		if ($paged < 2 || $paged >= $max_num_pages) {
+			$sep = '';
+		}
+
+		if ( $max_num_pages > 1 ) {
+			previous_posts_link($prelabel);
+			echo preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $sep);
+			next_posts_link($nxtlabel);
+		}
+	}
+}
+
+?>