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, 1302 insertions, 0 deletions

diff --git a/wp-includes/post.php b/wp-includes/post.php
new file mode 100644
index 0000000..ce1a227
--- /dev/null
+++ b/wp-includes/post.php
@@ -0,0 +1,1302 @@
+<?php
+
+//
+// Post functions
+//
+
+function get_attached_file($attachment_id) {
+	return get_post_meta($attachment_id, '_wp_attached_file', true);
+}
+
+function &get_children($post = 0, $output = OBJECT) {
+	global $post_cache, $wpdb;
+
+	if ( empty($post) ) {
+		if ( isset($GLOBALS['post']) )
+			$post_parent = & $GLOBALS['post']->post_parent;
+		else
+			return false;
+	} elseif ( is_object($post) ) {
+		$post_parent = $post->post_parent;
+	} else {
+		$post_parent = $post;
+	}
+
+	$post_parent = (int) $post_parent;
+
+	$query = "SELECT * FROM $wpdb->posts WHERE post_parent = $post_parent";
+
+	$children = $wpdb->get_results($query);
+
+	if ( $children ) {
+		foreach ( $children as $key => $child ) {
+			$post_cache[$child->ID] =& $children[$key];
+			$kids[$child->ID] =& $children[$key];
+		}
+	} else {
+		return false;
+	}
+
+	if ( $output == OBJECT ) {
+		return $kids;
+	} elseif ( $output == ARRAY_A ) {
+		foreach ( $kids as $kid )
+			$weeuns[$kid->ID] = get_object_vars($kids[$kid->ID]);
+		return $weeuns;
+	} elseif ( $output == ARRAY_N ) {
+		foreach ( $kids as $kid )
+			$babes[$kid->ID] = array_values(get_object_vars($kids[$kid->ID]));
+		return $babes;
+	} else {
+		return $kids;
+	}
+}
+
+// get extended entry info (<!--more-->)
+function get_extended($post) {
+	list($main,$extended) = explode('<!--more-->', $post, 2);
+
+	// Strip leading and trailing whitespace
+	$main = preg_replace('/^[\s]*(.*)[\s]*$/','\\1',$main);
+	$extended = preg_replace('/^[\s]*(.*)[\s]*$/','\\1',$extended);
+
+	return array('main' => $main, 'extended' => $extended);
+}
+
+// Retrieves post data given a post ID or post object.
+// Handles post caching.
+function &get_post(&$post, $output = OBJECT) {
+	global $post_cache, $wpdb;
+
+	if ( empty($post) ) {
+		if ( isset($GLOBALS['post']) )
+			$_post = & $GLOBALS['post'];
+		else
+			$_post = null;
+	} elseif ( is_object($post) ) {
+		if ( 'page' == $post->post_type )
+			return get_page($post, $output);
+		if ( !isset($post_cache[$post->ID]) )
+			$post_cache[$post->ID] = &$post;
+		$_post = & $post_cache[$post->ID];
+	} else {
+		if ( $_post = wp_cache_get($post, 'pages') )
+			return get_page($_post, $output);
+		elseif ( isset($post_cache[$post]) )
+			$_post = & $post_cache[$post];
+		else {
+			$query = "SELECT * FROM $wpdb->posts WHERE ID = '$post' LIMIT 1";
+			$_post = & $wpdb->get_row($query);
+			if ( 'page' == $_post->post_type )
+				return get_page($_post, $output);
+			$post_cache[$post] = & $_post;
+		}
+	}
+
+	if ( defined(WP_IMPORTING) )
+		unset($post_cache);
+
+	if ( $output == OBJECT ) {
+		return $_post;
+	} elseif ( $output == ARRAY_A ) {
+		return get_object_vars($_post);
+	} elseif ( $output == ARRAY_N ) {
+		return array_values(get_object_vars($_post));
+	} else {
+		return $_post;
+	}
+}
+
+// Takes a post ID, returns its mime type.
+function get_post_mime_type($ID = '') {
+	$post = & get_post($ID);
+
+	if ( is_object($post) )
+		return $post->post_mime_type;
+
+	return false;
+}
+
+function get_post_status($ID = '') {
+	$post = get_post($ID);
+
+	if ( is_object($post) ) {
+		if ( ('attachment' == $post->post_type) && $post->post_parent && ($post->ID != $post->post_parent) )
+			return get_post_status($post->post_parent);
+		else
+			return $post->post_status;
+	}
+
+	return false;
+}
+
+function get_post_type($post = false) {
+	global $wpdb, $posts;
+
+	if ( false === $post )
+		$post = $posts[0];
+	elseif ( (int) $post )
+		$post = get_post($post, OBJECT);
+
+	if ( is_object($post) )
+		return $post->post_type;
+
+	return false;
+}
+
+function get_posts($args) {
+	global $wpdb;
+
+	if ( is_array($args) )
+		$r = &$args;
+	else
+		parse_str($args, $r);
+
+	$defaults = array('numberposts' => 5, 'offset' => 0, 'category' => '',
+		'orderby' => 'post_date', 'order' => 'DESC', 'include' => '', 'exclude' => '', 'meta_key' => '', 'meta_value' =>'');
+	$r = array_merge($defaults, $r);
+	extract($r);
+
+	$inclusions = '';
+	if ( !empty($include) ) {
+		$offset = 0;	//ignore offset, category, exclude, meta_key, and meta_value params if using include
+		$category = ''; 
+		$exclude = '';  
+		$meta_key = '';
+		$meta_value = '';
+		$incposts = preg_split('/[\s,]+/',$include);
+		$numberposts = count($incposts);  // only the number of posts included
+		if ( count($incposts) ) {
+			foreach ( $incposts as $incpost ) {
+				if (empty($inclusions))
+					$inclusions = ' AND ( ID = ' . intval($incpost) . ' ';
+				else
+					$inclusions .= ' OR ID = ' . intval($incpost) . ' ';
+			}
+		}
+	}
+	if (!empty($inclusions)) 
+		$inclusions .= ')';	
+
+	$exclusions = '';
+	if ( !empty($exclude) ) {
+		$exposts = preg_split('/[\s,]+/',$exclude);
+		if ( count($exposts) ) {
+			foreach ( $exposts as $expost ) {
+				if (empty($exclusions))
+					$exclusions = ' AND ( ID <> ' . intval($expost) . ' ';
+				else
+					$exclusions .= ' AND ID <> ' . intval($expost) . ' ';
+			}
+		}
+	}
+	if (!empty($exclusions)) 
+		$exclusions .= ')';
+
+	$query ="SELECT DISTINCT * FROM $wpdb->posts " ;
+	$query .= ( empty( $category ) ? "" : ", $wpdb->post2cat " ) ; 
+	$query .= ( empty( $meta_key ) ? "" : ", $wpdb->postmeta " ) ; 
+	$query .= " WHERE (post_type = 'post' AND post_status = 'publish') $exclusions $inclusions " ;
+	$query .= ( empty( $category ) ? "" : "AND ($wpdb->posts.ID = $wpdb->post2cat.post_id AND $wpdb->post2cat.category_id = " . $category. ") " ) ;
+	$query .= ( empty( $meta_key ) | empty($meta_value)  ? "" : " AND ($wpdb->posts.ID = $wpdb->postmeta.post_id AND $wpdb->postmeta.meta_key = '$meta_key' AND $wpdb->postmeta.meta_value = '$meta_value' )" ) ;
+	$query .= " GROUP BY $wpdb->posts.ID ORDER BY " . $orderby . " " . $order . " LIMIT " . $offset . ',' . $numberposts ;
+
+	$posts = $wpdb->get_results($query);
+
+	update_post_caches($posts);
+
+	return $posts;
+}
+
+//
+// Post meta functions
+//
+
+function add_post_meta($post_id, $key, $value, $unique = false) {
+	global $wpdb, $post_meta_cache;
+
+	if ( $unique ) {
+		if ( $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key
+= '$key' AND post_id = '$post_id'") ) {
+			return false;
+		}
+	}
+
+	$original = $value;
+	if ( is_array($value) || is_object($value) )
+		$value = $wpdb->escape(serialize($value));
+
+	$wpdb->query("INSERT INTO $wpdb->postmeta (post_id,meta_key,meta_value) VALUES ('$post_id','$key','$value')");
+
+	$post_meta_cache['$post_id'][$key][] = $original;
+
+	return true;
+}
+
+function delete_post_meta($post_id, $key, $value = '') {
+	global $wpdb, $post_meta_cache;
+
+	if ( empty($value) ) {
+		$meta_id = $wpdb->get_var("SELECT meta_id FROM $wpdb->postmeta WHERE
+post_id = '$post_id' AND meta_key = '$key'");
+	} else {
+		$meta_id = $wpdb->get_var("SELECT meta_id FROM $wpdb->postmeta WHERE
+post_id = '$post_id' AND meta_key = '$key' AND meta_value = '$value'");
+	}
+
+	if ( !$meta_id )
+		return false;
+
+	if ( empty($value) ) {
+		$wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$post_id'
+AND meta_key = '$key'");
+		unset($post_meta_cache['$post_id'][$key]);
+	} else {
+		$wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$post_id'
+AND meta_key = '$key' AND meta_value = '$value'");
+		$cache_key = $post_meta_cache['$post_id'][$key];
+		if ($cache_key) foreach ( $cache_key as $index => $data )
+			if ( $data == $value )
+				unset($post_meta_cache['$post_id'][$key][$index]);
+	}
+
+	unset($post_meta_cache['$post_id'][$key]);
+
+	return true;
+}
+
+function get_post_meta($post_id, $key, $single = false) {
+	global $wpdb, $post_meta_cache;
+
+	if ( isset($post_meta_cache[$post_id][$key]) ) {
+		if ( $single ) {
+			return maybe_unserialize( $post_meta_cache[$post_id][$key][0] );
+		} else {
+			return maybe_unserialize( $post_meta_cache[$post_id][$key] );
+		}
+	}
+
+	$metalist = $wpdb->get_results("SELECT meta_value FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key'", ARRAY_N);
+
+	$values = array();
+	if ( $metalist ) {
+		foreach ($metalist as $metarow) {
+			$values[] = $metarow[0];
+		}
+	}
+
+	if ( $single ) {
+		if ( count($values) ) {
+			$return = maybe_unserialize( $values[0] );
+		} else {
+			return '';
+		}
+	} else {
+		$return = $values;
+	}
+
+	return maybe_unserialize($return);
+}
+
+function update_post_meta($post_id, $key, $value, $prev_value = '') {
+	global $wpdb, $post_meta_cache;
+
+	$original_value = $value;
+	if ( is_array($value) || is_object($value) )
+		$value = $wpdb->escape(serialize($value));
+
+	$original_prev = $prev_value;
+	if ( is_array($prev_value) || is_object($prev_value) )
+		$prev_value = $wpdb->escape(serialize($prev_value));
+
+	if (! $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key
+= '$key' AND post_id = '$post_id'") ) {
+		return false;
+	}
+
+	if ( empty($prev_value) ) {
+		$wpdb->query("UPDATE $wpdb->postmeta SET meta_value = '$value' WHERE
+meta_key = '$key' AND post_id = '$post_id'");
+		$cache_key = $post_meta_cache['$post_id'][$key];
+		if ( !empty($cache_key) )
+			foreach ($cache_key as $index => $data)
+				$post_meta_cache['$post_id'][$key][$index] = $original_value;
+	} else {
+		$wpdb->query("UPDATE $wpdb->postmeta SET meta_value = '$value' WHERE
+meta_key = '$key' AND post_id = '$post_id' AND meta_value = '$prev_value'");
+		$cache_key = $post_meta_cache['$post_id'][$key];
+		if ( !empty($cache_key) )
+			foreach ($cache_key as $index => $data)
+				if ( $data == $original_prev )
+					$post_meta_cache['$post_id'][$key][$index] = $original_value;
+	}
+
+	return true;
+}
+
+
+function get_post_custom( $post_id = 0 ) {
+	global $id, $post_meta_cache, $wpdb;
+
+	if ( ! $post_id )
+		$post_id = $id;
+
+	if ( isset($post_meta_cache[$post_id]) )
+		return $post_meta_cache[$post_id];
+
+	if ( $meta_list = $wpdb->get_results("SELECT post_id, meta_key, meta_value FROM $wpdb->postmeta	WHERE post_id = '$post_id' ORDER BY post_id, meta_key", ARRAY_A) ) {
+		// Change from flat structure to hierarchical:
+		$post_meta_cache = array();
+		foreach ( $meta_list as $metarow ) {
+			$mpid = $metarow['post_id'];
+			$mkey = $metarow['meta_key'];
+			$mval = $metarow['meta_value'];
+
+			// Force subkeys to be array type:
+			if ( !isset($post_meta_cache[$mpid]) || !is_array($post_meta_cache[$mpid]) )
+				$post_meta_cache[$mpid] = array();
+
+			if ( !isset($post_meta_cache[$mpid]["$mkey"]) || !is_array($post_meta_cache[$mpid]["$mkey"]) )
+				$post_meta_cache[$mpid]["$mkey"] = array();
+
+			// Add a value to the current pid/key:
+			$post_meta_cache[$mpid][$mkey][] = $mval;
+		}
+		return $post_meta_cache[$mpid];
+	}
+}
+
+function get_post_custom_keys( $post_id = 0 ) {
+	$custom = get_post_custom( $post_id );
+
+	if ( ! is_array($custom) )
+		return;
+
+	if ( $keys = array_keys($custom) )
+		return $keys;
+}
+
+
+function get_post_custom_values( $key = '', $post_id = 0 ) {
+	$custom = get_post_custom($post_id);
+
+	return $custom[$key];
+}
+
+function wp_delete_post($postid = 0) {
+	global $wpdb, $wp_rewrite;
+	$postid = (int) $postid;
+
+	if ( !$post = $wpdb->get_row("SELECT * FROM $wpdb->posts WHERE ID = $postid") )
+		return $post;
+
+	if ( 'attachment' == $post->post_type )
+		return wp_delete_attachment($postid);
+
+	do_action('delete_post', $postid);
+
+	if ( 'publish' == $post->post_status && 'post' == $post->post_type ) {
+		$categories = wp_get_post_categories($post->ID);
+		if( is_array( $categories ) ) {
+			foreach ( $categories as $cat_id ) {
+				$wpdb->query("UPDATE $wpdb->categories SET category_count = category_count - 1 WHERE cat_ID = '$cat_id'");
+				wp_cache_delete($cat_id, 'category');
+			}
+		}
+	}
+
+	if ( 'page' == $post->post_type )
+		$wpdb->query("UPDATE $wpdb->posts SET post_parent = $post->post_parent WHERE post_parent = $postid AND post_type = 'page'");
+
+	$wpdb->query("DELETE FROM $wpdb->posts WHERE ID = $postid");
+
+	$wpdb->query("DELETE FROM $wpdb->comments WHERE comment_post_ID = $postid");
+
+	$wpdb->query("DELETE FROM $wpdb->post2cat WHERE post_id = $postid");
+
+	$wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = $postid");
+
+	if ( 'page' == $post->type ) {
+		wp_cache_delete('all_page_ids', 'pages');
+		$wp_rewrite->flush_rules();
+	}
+
+	return $post;
+}
+
+function wp_get_post_categories($post_ID = 0) {
+	global $wpdb;
+
+	$post_ID = (int) $post_ID;
+
+	$sql = "SELECT category_id 
+		FROM $wpdb->post2cat 
+		WHERE post_id = '$post_ID' 
+		ORDER BY category_id";
+
+	$result = $wpdb->get_col($sql);
+
+	if ( !$result )
+		$result = array();
+
+	return array_unique($result);
+}
+
+function wp_get_recent_posts($num = 10) {
+	global $wpdb;
+
+	// Set the limit clause, if we got a limit
+	if ($num) {
+		$limit = "LIMIT $num";
+	}
+
+	$sql = "SELECT * FROM $wpdb->posts WHERE post_type = 'post' ORDER BY post_date DESC $limit";
+	$result = $wpdb->get_results($sql,ARRAY_A);
+
+	return $result?$result:array();
+}
+
+function wp_get_single_post($postid = 0, $mode = OBJECT) {
+	global $wpdb;
+
+	$post = get_post($postid, $mode);
+
+	// Set categories
+	if($mode == OBJECT) {
+		$post->post_category = wp_get_post_categories($postid);
+	} 
+	else {
+		$post['post_category'] = wp_get_post_categories($postid);
+	}
+
+	return $post;
+}
+
+function wp_insert_post($postarr = array()) {
+	global $wpdb, $wp_rewrite, $allowedtags, $user_ID;
+
+	if ( is_object($postarr) )
+		$postarr = get_object_vars($postarr);
+
+	// export array as variables
+	extract($postarr);
+
+	// Are we updating or creating?
+	$update = false;
+	if ( !empty($ID) ) {
+		$update = true;
+		$post = & get_post($ID);
+		$previous_status = $post->post_status;
+	}
+
+	// Get the basics.
+	$post_content    = apply_filters('content_save_pre',   $post_content);
+	$post_excerpt    = apply_filters('excerpt_save_pre',   $post_excerpt);
+	$post_title      = apply_filters('title_save_pre',     $post_title);
+	$post_category   = apply_filters('category_save_pre',  $post_category);
+	$post_status     = apply_filters('status_save_pre',    $post_status);
+	$post_name       = apply_filters('name_save_pre',      $post_name);
+	$comment_status  = apply_filters('comment_status_pre', $comment_status);
+	$ping_status     = apply_filters('ping_status_pre',    $ping_status);
+
+	// Make sure we set a valid category
+	if (0 == count($post_category) || !is_array($post_category)) {
+		$post_category = array(get_option('default_category'));
+	}
+	$post_cat = $post_category[0];
+
+	if ( empty($post_author) )
+		$post_author = $user_ID;
+
+	if ( empty($post_status) )
+		$post_status = 'draft';
+
+	if ( empty($post_type) )
+		$post_type = 'post';
+
+	// Get the post ID.
+	if ( $update )
+		$post_ID = $ID;
+
+	// Create a valid post name.  Drafts are allowed to have an empty
+	// post name.
+	if ( empty($post_name) ) {
+		if ( 'draft' != $post_status )
+			$post_name = sanitize_title($post_title);
+	} else {
+		$post_name = sanitize_title($post_name);
+	}
+
+
+	// If the post date is empty (due to having been new or a draft) and status is not 'draft', set date to now
+	if (empty($post_date)) {
+		if ( 'draft' != $post_status )
+			$post_date = current_time('mysql');
+	}
+
+	if (empty($post_date_gmt)) {
+		if ( 'draft' != $post_status )
+			$post_date_gmt = get_gmt_from_date($post_date);
+	}
+
+	if ( 'publish' == $post_status ) {
+		$now = gmdate('Y-m-d H:i:59');
+		if ( mysql2date('U', $post_date_gmt) > mysql2date('U', $now) )
+			$post_status = 'future';
+	}
+
+	if ( empty($comment_status) ) {
+		if ( $update )
+			$comment_status = 'closed';
+		else
+			$comment_status = get_settings('default_comment_status');
+	}
+	if ( empty($ping_status) )
+		$ping_status = get_settings('default_ping_status');
+	if ( empty($post_pingback) )
+		$post_pingback = get_option('default_pingback_flag');
+
+	if ( isset($to_ping) )
+		$to_ping = preg_replace('|\s+|', "\n", $to_ping);
+	else
+		$to_ping = '';
+
+	if ( ! isset($pinged) )
+		$pinged = '';
+
+	if ( isset($post_parent) )
+		$post_parent = (int) $post_parent;
+	else
+		$post_parent = 0;
+
+	if ( isset($menu_order) )
+		$menu_order = (int) $menu_order;
+	else
+		$menu_order = 0;
+
+	if ( !isset($post_password) )
+		$post_password = '';
+
+	if ( 'draft' != $post_status ) {
+		$post_name_check = $wpdb->get_var("SELECT post_name FROM $wpdb->posts WHERE post_name = '$post_name' AND post_type = '$post_type' AND ID != '$post_ID' AND post_parent = '$post_parent' LIMIT 1");
+
+		if ($post_name_check) {
+			$suffix = 2;
+			while ($post_name_check) {
+				$alt_post_name = $post_name . "-$suffix";
+				$post_name_check = $wpdb->get_var("SELECT post_name FROM $wpdb->posts WHERE post_name = '$alt_post_name' AND post_type = '$post_type' AND ID != '$post_ID' AND post_parent = '$post_parent' LIMIT 1");
+				$suffix++;
+			}
+			$post_name = $alt_post_name;
+		}
+	}
+
+	if ($update) {
+		$wpdb->query(
+			"UPDATE IGNORE $wpdb->posts SET
+			post_author = '$post_author',
+			post_date = '$post_date',
+			post_date_gmt = '$post_date_gmt',
+			post_content = '$post_content',
+			post_content_filtered = '$post_content_filtered',
+			post_title = '$post_title',
+			post_excerpt = '$post_excerpt',
+			post_status = '$post_status',
+			post_type = '$post_type',
+			comment_status = '$comment_status',
+			ping_status = '$ping_status',
+			post_password = '$post_password',
+			post_name = '$post_name',
+			to_ping = '$to_ping',
+			pinged = '$pinged',
+			post_modified = '".current_time('mysql')."',
+			post_modified_gmt = '".current_time('mysql',1)."',
+			post_parent = '$post_parent',
+			menu_order = '$menu_order'
+			WHERE ID = $post_ID");
+	} else {
+		$wpdb->query(
+			"INSERT IGNORE INTO $wpdb->posts
+			(post_author, post_date, post_date_gmt, post_content, post_content_filtered, post_title, post_excerpt,  post_status, post_type, comment_status, ping_status, post_password, post_name, to_ping, pinged, post_modified, post_modified_gmt, post_parent, menu_order, post_mime_type)
+			VALUES
+			('$post_author', '$post_date', '$post_date_gmt', '$post_content', '$post_content_filtered', '$post_title', '$post_excerpt', '$post_status', '$post_type', '$comment_status', '$ping_status', '$post_password', '$post_name', '$to_ping', '$pinged', '$post_date', '$post_date_gmt', '$post_parent', '$menu_order', '$post_mime_type')");
+			$post_ID = $wpdb->insert_id;
+	}
+
+	if ( empty($post_name) && 'draft' != $post_status ) {
+		$post_name = sanitize_title($post_title, $post_ID);
+		$wpdb->query( "UPDATE $wpdb->posts SET post_name = '$post_name' WHERE ID = '$post_ID'" );
+	}
+
+	wp_set_post_categories($post_ID, $post_category);
+
+	if ( 'page' == $post_type ) {
+		clean_page_cache($post_ID);
+		wp_cache_delete($post_ID, 'pages');
+	} else {
+		clean_post_cache($post_ID);
+	}
+
+	// Set GUID
+	if ( ! $update )
+		$wpdb->query("UPDATE $wpdb->posts SET guid = '" . get_permalink($post_ID) . "' WHERE ID = '$post_ID'");
+
+	if ( $update) {
+		if ($previous_status != 'publish' && $post_status == 'publish') {
+			// Reset GUID if transitioning to publish.
+			$wpdb->query("UPDATE $wpdb->posts SET guid = '" . get_permalink($post_ID) . "' WHERE ID = '$post_ID'");
+			do_action('private_to_published', $post_ID);
+		}
+
+		do_action('edit_post', $post_ID);
+	}
+
+	if ($post_status == 'publish' && $post_type == 'post') {
+		do_action('publish_post', $post_ID);
+
+		if ( !defined('WP_IMPORTING') ) {
+			if ( $post_pingback )
+				$result = $wpdb->query("
+					INSERT INTO $wpdb->postmeta 
+					(post_id,meta_key,meta_value) 
+					VALUES ('$post_ID','_pingme','1')
+				");
+			$result = $wpdb->query("
+				INSERT INTO $wpdb->postmeta 
+				(post_id,meta_key,meta_value) 
+				VALUES ('$post_ID','_encloseme','1')
+			");
+			wp_schedule_single_event(time(), 'do_pings');
+		}
+	} else if ($post_type == 'page') {
+		wp_cache_delete('all_page_ids', 'pages');
+		$wp_rewrite->flush_rules();
+
+		if ( !empty($page_template) )
+			if ( ! update_post_meta($post_ID, '_wp_page_template',  $page_template))
+				add_post_meta($post_ID, '_wp_page_template',  $page_template, true);
+				
+		if ( $post_status == 'publish' )
+			do_action('publish_page', $post_ID);
+	}
+
+	if ( 'future' == $post_status ) {
+		wp_schedule_single_event(mysql2date('U', $post_date), 'publish_future_post', $post_ID);
+	}
+		
+	do_action('save_post', $post_ID);
+	do_action('wp_insert_post', $post_ID);
+
+	return $post_ID;
+}
+
+function wp_update_post($postarr = array()) {
+	global $wpdb;
+
+	if ( is_object($postarr) )
+		$postarr = get_object_vars($postarr);
+
+	// First, get all of the original fields
+	$post = wp_get_single_post($postarr['ID'], ARRAY_A);
+
+	// Escape data pulled from DB.
+	$post = add_magic_quotes($post);
+
+	// Passed post category list overwrites existing category list if not empty.
+ 	if ( isset($postarr['post_category']) && is_array($postarr['post_category'])
+			 && 0 != count($postarr['post_category']) )
+ 		$post_cats = $postarr['post_category'];
+ 	else 
+ 		$post_cats = $post['post_category'];
+
+	// Drafts shouldn't be assigned a date unless explicitly done so by the user
+	if ( 'draft' == $post['post_status'] && empty($postarr['edit_date']) && empty($postarr['post_date']) && 
+	     ('0000-00-00 00:00:00' == $post['post_date']) )
+		$clear_date = true;
+	else
+		$clear_date = false;
+
+ 	// Merge old and new fields with new fields overwriting old ones.
+ 	$postarr = array_merge($post, $postarr);
+ 	$postarr['post_category'] = $post_cats;
+	if ( $clear_date ) {
+		$postarr['post_date'] = '';
+		$postarr['post_date_gmt'] = '';
+	}
+
+	if ($postarr['post_type'] == 'attachment')
+		return wp_insert_attachment($postarr);
+
+	return wp_insert_post($postarr);
+}
+
+function wp_publish_post($post_id) {
+	$post = get_post($post_id);
+
+	if ( empty($post) )
+		return;
+
+	if ( 'publish' == $post->post_status )
+		return;
+
+	return wp_update_post(array('post_status' => 'publish', 'ID' => $post_id));	
+}
+
+function wp_set_post_categories($post_ID = 0, $post_categories = array()) {
+	global $wpdb;
+	// If $post_categories isn't already an array, make it one:
+	if (!is_array($post_categories) || 0 == count($post_categories))
+		$post_categories = array(get_option('default_category'));
+
+	$post_categories = array_unique($post_categories);
+
+	// First the old categories
+	$old_categories = $wpdb->get_col("
+		SELECT category_id 
+		FROM $wpdb->post2cat 
+		WHERE post_id = $post_ID");
+
+	if (!$old_categories) {
+		$old_categories = array();
+	} else {
+		$old_categories = array_unique($old_categories);
+	}
+
+	// Delete any?
+	$delete_cats = array_diff($old_categories,$post_categories);
+
+	if ($delete_cats) {
+		foreach ($delete_cats as $del) {
+			$wpdb->query("
+				DELETE FROM $wpdb->post2cat 
+				WHERE category_id = $del 
+					AND post_id = $post_ID 
+				");
+		}
+	}
+
+	// Add any?
+	$add_cats = array_diff($post_categories, $old_categories);
+
+	if ($add_cats) {
+		foreach ($add_cats as $new_cat) {
+			$wpdb->query("
+				INSERT INTO $wpdb->post2cat (post_id, category_id) 
+				VALUES ($post_ID, $new_cat)");
+		}
+	}
+
+	// Update category counts.
+	$all_affected_cats = array_unique(array_merge($post_categories, $old_categories));
+	foreach ( $all_affected_cats as $cat_id ) {
+		$count = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->post2cat, $wpdb->posts WHERE $wpdb->posts.ID=$wpdb->post2cat.post_id AND post_status = 'publish' AND post_type = 'post' AND category_id = '$cat_id'");
+		$wpdb->query("UPDATE $wpdb->categories SET category_count = '$count' WHERE cat_ID = '$cat_id'");
+		wp_cache_delete($cat_id, 'category');
+	}
+}	// wp_set_post_categories()
+
+//
+// Trackback and ping functions
+//
+
+function add_ping($post_id, $uri) { // Add a URI to those already pung
+	global $wpdb;
+	$pung = $wpdb->get_var("SELECT pinged FROM $wpdb->posts WHERE ID = $post_id");
+	$pung = trim($pung);
+	$pung = preg_split('/\s/', $pung);
+	$pung[] = $uri;
+	$new = implode("\n", $pung);
+	$new = apply_filters('add_ping', $new);
+	return $wpdb->query("UPDATE $wpdb->posts SET pinged = '$new' WHERE ID = $post_id");
+}
+
+function get_enclosed($post_id) { // Get enclosures already enclosed for a post
+	global $wpdb;
+	$custom_fields = get_post_custom( $post_id );
+	$pung = array();
+	if ( !is_array( $custom_fields ) )
+		return $pung;
+
+	foreach ( $custom_fields as $key => $val ) {
+		if ( 'enclosure' != $key || !is_array( $val ) )
+			continue;
+		foreach( $val as $enc ) {
+			$enclosure = split( "\n", $enc );
+			$pung[] = trim( $enclosure[ 0 ] );
+		}
+	}
+	$pung = apply_filters('get_enclosed', $pung);
+	return $pung;
+}
+
+function get_pung($post_id) { // Get URIs already pung for a post
+	global $wpdb;
+	$pung = $wpdb->get_var("SELECT pinged FROM $wpdb->posts WHERE ID = $post_id");
+	$pung = trim($pung);
+	$pung = preg_split('/\s/', $pung);
+	$pung = apply_filters('get_pung', $pung);
+	return $pung;
+}
+
+function get_to_ping($post_id) { // Get any URIs in the todo list
+	global $wpdb;
+	$to_ping = $wpdb->get_var("SELECT to_ping FROM $wpdb->posts WHERE ID = $post_id");
+	$to_ping = trim($to_ping);
+	$to_ping = preg_split('/\s/', $to_ping, -1, PREG_SPLIT_NO_EMPTY);
+	$to_ping = apply_filters('get_to_ping',  $to_ping);
+	return $to_ping;
+}
+
+// do trackbacks for a list of urls
+// accepts a comma-separated list of trackback urls and a post id
+function trackback_url_list($tb_list, $post_id) {
+	if (!empty($tb_list)) {
+		// get post data
+		$postdata = wp_get_single_post($post_id, ARRAY_A);
+
+		// import postdata as variables
+		extract($postdata);
+
+		// form an excerpt
+		$excerpt = strip_tags($post_excerpt?$post_excerpt:$post_content);
+
+		if (strlen($excerpt) > 255) {
+			$excerpt = substr($excerpt,0,252) . '...';
+		}
+
+		$trackback_urls = explode(',', $tb_list);
+		foreach($trackback_urls as $tb_url) {
+		    $tb_url = trim($tb_url);
+		    trackback($tb_url, stripslashes($post_title), $excerpt, $post_id);
+		}
+    }
+}
+
+//
+// Page functions
+//
+
+function get_all_page_ids() {
+	global $wpdb;
+
+	if ( ! $page_ids = wp_cache_get('all_page_ids', 'pages') ) {
+		$page_ids = $wpdb->get_col("SELECT ID FROM $wpdb->posts WHERE post_type = 'page'");
+		wp_cache_add('all_page_ids', $page_ids, 'pages');
+	}
+
+	return $page_ids;
+}
+
+
+// Retrieves page data given a page ID or page object.
+// Handles page caching.
+function &get_page(&$page, $output = OBJECT) {
+	global $wpdb;
+
+	if ( empty($page) ) {
+		if ( isset($GLOBALS['page']) ) {
+			$_page = & $GLOBALS['page'];
+			wp_cache_add($_page->ID, $_page, 'pages');
+		} else {
+			$_page = null;
+		}
+	} elseif ( is_object($page) ) {
+		if ( 'post' == $page->post_type )
+			return get_post($page, $output);
+		wp_cache_add($page->ID, $page, 'pages');
+		$_page = $page;
+	} else {
+		if ( isset($GLOBALS['page']) && ($page == $GLOBALS['page']->ID) ) {
+			$_page = & $GLOBALS['page'];
+			wp_cache_add($_page->ID, $_page, 'pages');
+		} elseif ( $_page = $GLOBALS['post_cache'][$page] ) {
+			return get_post($page, $output);
+		} elseif ( $_page = wp_cache_get($page, 'pages') ) {
+			// Got it.
+		} else {
+			$query = "SELECT * FROM $wpdb->posts WHERE ID= '$page' LIMIT 1";
+			$_page = & $wpdb->get_row($query);
+			if ( 'post' == $_page->post_type )
+				return get_post($_page, $output);
+			wp_cache_add($_page->ID, $_page, 'pages');
+		}
+	}
+
+	if ( $output == OBJECT ) {
+		return $_page;
+	} elseif ( $output == ARRAY_A ) {
+		return get_object_vars($_page);
+	} elseif ( $output == ARRAY_N ) {
+		return array_values(get_object_vars($_page));
+	} else {
+		return $_page;
+	}
+}
+
+function get_page_by_path($page_path, $output = OBJECT) {
+	global $wpdb;
+	$page_path = rawurlencode(urldecode($page_path));
+	$page_path = str_replace('%2F', '/', $page_path);
+	$page_path = str_replace('%20', ' ', $page_path);
+	$page_paths = '/' . trim($page_path, '/');
+	$leaf_path  = sanitize_title(basename($page_paths));
+	$page_paths = explode('/', $page_paths);
+	foreach($page_paths as $pathdir)
+		$full_path .= ($pathdir!=''?'/':'') . sanitize_title($pathdir);
+
+	$pages = $wpdb->get_results("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_name = '$leaf_path' AND post_type='page'");
+
+	if ( empty($pages) ) 
+		return NULL;
+
+	foreach ($pages as $page) {
+		$path = '/' . $leaf_path;
+		$curpage = $page;
+		while ($curpage->post_parent != 0) {
+			$curpage = $wpdb->get_row("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE ID = '$curpage->post_parent' and post_type='page'");
+			$path = '/' . $curpage->post_name . $path;
+		}
+
+		if ( $path == $full_path )
+			return get_page($page->ID, $output);
+	}
+
+	return NULL;
+}
+
+function &get_page_children($page_id, $pages) {
+	global $page_cache;
+
+	if ( empty($pages) )
+		$pages = &$page_cache;
+
+	$page_list = array();
+	foreach ( $pages as $page ) {
+		if ( $page->post_parent == $page_id ) {
+			$page_list[] = $page;
+			if ( $children = get_page_children($page->ID, $pages) )
+				$page_list = array_merge($page_list, $children);
+		}
+	}
+	return $page_list;
+}
+
+//fetches the pages returned as a FLAT list, but arranged in order of their hierarchy, i.e., child parents
+//immediately follow their parents
+function get_page_hierarchy($posts, $parent = 0) {
+	$result = array ( );
+	if ($posts) { foreach ($posts as $post) {
+		if ($post->post_parent == $parent) {
+			$result[$post->ID] = $post->post_name;
+			$children = get_page_hierarchy($posts, $post->ID);
+			$result += $children; //append $children to $result
+		}
+	} }
+	return $result;
+}
+
+function get_page_uri($page_id) {
+	$page = get_page($page_id);
+	$uri = urldecode($page->post_name);
+
+	// A page cannot be it's own parent.
+	if ( $page->post_parent == $page->ID )
+		return $uri;
+
+	while ($page->post_parent != 0) {
+		$page = get_page($page->post_parent);
+		$uri = urldecode($page->post_name) . "/" . $uri;
+	}
+
+	return $uri;
+}
+
+function &get_pages($args = '') {
+	global $wpdb;
+
+	if ( is_array($args) )
+		$r = &$args;
+	else
+		parse_str($args, $r);
+
+	$defaults = array('child_of' => 0, 'sort_order' => 'ASC', 'sort_column' => 'post_title',
+				'hierarchical' => 1, 'exclude' => '', 'include' => '', 'meta_key' => '', 'meta_value' => '');
+	$r = array_merge($defaults, $r);
+	extract($r);
+
+	$inclusions = '';
+	if ( !empty($include) ) {
+		$child_of = 0; //ignore child_of, exclude, meta_key, and meta_value params if using include 
+		$exclude = '';  
+		$meta_key = '';
+		$meta_value = '';
+		$incpages = preg_split('/[\s,]+/',$include);
+		if ( count($incpages) ) {
+			foreach ( $incpages as $incpage ) {
+				if (empty($inclusions))
+					$inclusions = ' AND ( ID = ' . intval($incpage) . ' ';
+				else
+					$inclusions .= ' OR ID = ' . intval($incpage) . ' ';
+			}
+		}
+	}
+	if (!empty($inclusions)) 
+		$inclusions .= ')';	
+
+	$exclusions = '';
+	if ( !empty($exclude) ) {
+		$expages = preg_split('/[\s,]+/',$exclude);
+		if ( count($expages) ) {
+			foreach ( $expages as $expage ) {
+				if (empty($exclusions))
+					$exclusions = ' AND ( ID <> ' . intval($expage) . ' ';
+				else
+					$exclusions .= ' AND ID <> ' . intval($expage) . ' ';
+			}
+		}
+	}
+	if (!empty($exclusions)) 
+		$exclusions .= ')';
+
+	$query = "SELECT * FROM $wpdb->posts " ;
+	$query .= ( empty( $meta_key ) ? "" : ", $wpdb->postmeta " ) ; 
+	$query .= " WHERE (post_type = 'page' AND post_status = 'publish') $exclusions $inclusions " ;
+	$query .= ( empty( $meta_key ) | empty($meta_value)  ? "" : " AND ($wpdb->posts.ID = $wpdb->postmeta.post_id AND $wpdb->postmeta.meta_key = '$meta_key' AND $wpdb->postmeta.meta_value = '$meta_value' )" ) ;
+	$query .= " ORDER BY " . $sort_column . " " . $sort_order ;
+
+	$pages = $wpdb->get_results($query);
+	$pages = apply_filters('get_pages', $pages, $r);
+
+	if ( empty($pages) )
+		return array();
+
+	// Update cache.
+	update_page_cache($pages);
+
+	if ( $child_of || $hierarchical )
+		$pages = & get_page_children($child_of, $pages);
+
+	return $pages;
+}
+
+function generate_page_uri_index() {
+	global $wpdb;
+
+	//get pages in order of hierarchy, i.e. children after parents
+	$posts = get_page_hierarchy($wpdb->get_results("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_type = 'page'"));
+	//now reverse it, because we need parents after children for rewrite rules to work properly
+	$posts = array_reverse($posts, true);
+
+	$page_uris = array();
+	$page_attachment_uris = array();
+
+	if ($posts) {
+
+		foreach ($posts as $id => $post) {
+
+			// URI => page name
+			$uri = get_page_uri($id);
+			$attachments = $wpdb->get_results("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_type = 'attachment' AND post_parent = '$id'");
+			if ( $attachments ) {
+				foreach ( $attachments as $attachment ) {
+					$attach_uri = get_page_uri($attachment->ID);
+					$page_attachment_uris[$attach_uri] = $attachment->ID;
+				}
+			}
+
+			$page_uris[$uri] = $id;
+		}
+
+		update_option('page_uris', $page_uris);
+
+		if ( $page_attachment_uris )
+			update_option('page_attachment_uris', $page_attachment_uris);
+	}
+}
+
+//
+// Attachment functions
+//
+
+function wp_insert_attachment($object, $file = false, $post_parent = 0) {
+	global $wpdb, $user_ID;
+
+	if ( is_object($object) )
+		$object = get_object_vars($object);
+
+	// Export array as variables
+	extract($object);
+
+	// Get the basics.
+	$post_content    = apply_filters('content_save_pre',   $post_content);
+	$post_excerpt    = apply_filters('excerpt_save_pre',   $post_excerpt);
+	$post_title      = apply_filters('title_save_pre',     $post_title);
+	$post_category   = apply_filters('category_save_pre',  $post_category);
+	$post_name       = apply_filters('name_save_pre',      $post_name);
+	$comment_status  = apply_filters('comment_status_pre', $comment_status);
+	$ping_status     = apply_filters('ping_status_pre',    $ping_status);
+	$post_mime_type  = apply_filters('post_mime_type_pre', $post_mime_type);
+
+	// Make sure we set a valid category
+	if (0 == count($post_category) || !is_array($post_category)) {
+		$post_category = array(get_option('default_category'));
+	}
+	$post_cat = $post_category[0];
+
+	if ( empty($post_author) )
+		$post_author = $user_ID;
+
+	$post_type = 'attachment';
+	$post_status = 'inherit';
+
+	// Are we updating or creating?
+	$update = false;
+	if ( !empty($ID) ) {
+		$update = true;
+		$post_ID = $ID;
+	}
+
+	// Create a valid post name.
+	if ( empty($post_name) )
+		$post_name = sanitize_title($post_title);
+	else
+		$post_name = sanitize_title($post_name);
+
+	if (empty($post_date))
+		$post_date = current_time('mysql');
+	if (empty($post_date_gmt)) 
+		$post_date_gmt = current_time('mysql', 1);
+
+	if ( empty($comment_status) ) {
+		if ( $update )
+			$comment_status = 'closed';
+		else
+			$comment_status = get_settings('default_comment_status');
+	}
+	if ( empty($ping_status) )
+		$ping_status = get_settings('default_ping_status');
+	if ( empty($post_pingback) )
+		$post_pingback = get_option('default_pingback_flag');
+
+	if ( isset($to_ping) )
+		$to_ping = preg_replace('|\s+|', "\n", $to_ping);
+	else
+		$to_ping = '';
+
+	if ( isset($post_parent) )
+		$post_parent = (int) $post_parent;
+	else
+		$post_parent = 0;
+
+	if ( isset($menu_order) )
+		$menu_order = (int) $menu_order;
+	else
+		$menu_order = 0;
+
+	if ( !isset($post_password) )
+		$post_password = '';
+
+	if ( isset($to_ping) )
+		$to_ping = preg_replace('|\s+|', "\n", $to_ping);
+	else
+		$to_ping = '';
+
+	if ( ! isset($pinged) )
+		$pinged = '';
+
+	if ($update) {
+		$wpdb->query(
+			"UPDATE $wpdb->posts SET
+			post_author = '$post_author',
+			post_date = '$post_date',
+			post_date_gmt = '$post_date_gmt',
+			post_content = '$post_content',
+			post_content_filtered = '$post_content_filtered',
+			post_title = '$post_title',
+			post_excerpt = '$post_excerpt',
+			post_status = '$post_status',
+			post_type = '$post_type',
+			comment_status = '$comment_status',
+			ping_status = '$ping_status',
+			post_password = '$post_password',
+			post_name = '$post_name',
+			to_ping = '$to_ping',
+			pinged = '$pinged',
+			post_modified = '".current_time('mysql')."',
+			post_modified_gmt = '".current_time('mysql',1)."',
+			post_parent = '$post_parent',
+			menu_order = '$menu_order',
+			post_mime_type = '$post_mime_type',
+			guid = '$guid'
+			WHERE ID = $post_ID");
+	} else {
+		$wpdb->query(
+			"INSERT INTO $wpdb->posts
+			(post_author, post_date, post_date_gmt, post_content, post_content_filtered, post_title, post_excerpt,  post_status, post_type, comment_status, ping_status, post_password, post_name, to_ping, pinged, post_modified, post_modified_gmt, post_parent, menu_order, post_mime_type, guid)
+			VALUES
+			('$post_author', '$post_date', '$post_date_gmt', '$post_content', '$post_content_filtered', '$post_title', '$post_excerpt', '$post_status', '$post_type', '$comment_status', '$ping_status', '$post_password', '$post_name', '$to_ping', '$pinged', '$post_date', '$post_date_gmt', '$post_parent', '$menu_order', '$post_mime_type', '$guid')");
+			$post_ID = $wpdb->insert_id;
+	}
+
+	if ( empty($post_name) ) {
+		$post_name = sanitize_title($post_title, $post_ID);
+		$wpdb->query( "UPDATE $wpdb->posts SET post_name = '$post_name' WHERE ID = '$post_ID'" );
+	}
+
+	wp_set_post_categories($post_ID, $post_category);
+
+	if ( $file )
+		add_post_meta($post_ID, '_wp_attached_file', $file );
+
+	clean_post_cache($post_ID);
+
+	if ( $update) {
+		do_action('edit_attachment', $post_ID);
+	} else {
+		do_action('add_attachment', $post_ID);
+	}
+
+	return $post_ID;
+}
+
+function wp_delete_attachment($postid) {
+	global $wpdb;
+	$postid = (int) $postid;
+
+	if ( !$post = $wpdb->get_row("SELECT * FROM $wpdb->posts WHERE ID = '$postid'") )
+		return $post;
+
+	if ( 'attachment' != $post->post_type )
+		return false;
+
+	$meta = get_post_meta($postid, '_wp_attachment_metadata', true);
+	$file = get_post_meta($postid, '_wp_attached_file', true);
+
+	$wpdb->query("DELETE FROM $wpdb->posts WHERE ID = '$postid'");
+
+	$wpdb->query("DELETE FROM $wpdb->comments WHERE comment_post_ID = '$postid'");
+
+	$wpdb->query("DELETE FROM $wpdb->post2cat WHERE post_id = '$postid'");
+
+	$wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$postid'");
+
+	if ( ! empty($meta['thumb']) ) {
+		// Don't delete the thumb if another attachment uses it
+		if (! $wpdb->get_row("SELECT meta_id FROM $wpdb->postmeta WHERE meta_key = '_wp_attachment_metadata' AND meta_value LIKE '%".$wpdb->escape($meta['thumb'])."%' AND post_id <> $postid")) {
+			$thumbfile = str_replace(basename($file), $meta['thumb'], $file);
+			$thumbfile = apply_filters('wp_delete_file', $thumbfile);
+			@ unlink($thumbfile);
+		}
+	}
+
+	$file = apply_filters('wp_delete_file', $file);
+
+	if ( ! empty($file) )
+		@ unlink($file);
+
+	do_action('delete_attachment', $postid);
+
+	return $post;
+}
+
+?>