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Reworg post/page/attachment functions. #2525

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git-svn-id: https://develop.svn.wordpress.org/trunk@3851 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2006-06-07 23:17:59 +00:00
parent 1dbf653730
commit d3f6c3ca0d
8 changed files with 1187 additions and 1162 deletions
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490
wp-includes/functions.php
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@@ -340,303 +340,6 @@ function delete_option($name) {
return true;
}
function add_post_meta($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] = $original_value;
}
return true;
}
// Retrieves post data given a post ID or post object.
// Handles post caching.
function &get_post(&$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 $_post;
}
}
function &get_children($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 $kids;
}
}
function get_page_by_path($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, $output);
}
return NULL;
}
// Retrieves page data given a page ID or page object.
// Handles page caching.
function &get_page(&$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_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 $page_ids;
}
function gzip_compression() {
if ( !get_settings('gzipcompression') ) return false;
@@ -1274,14 +977,6 @@ function update_category_cache() {
return true;
}
function wp_head() {
do_action('wp_head');
}
function wp_footer() {
do_action('wp_footer');
}
/*
add_query_arg: Returns a modified querystring by adding
a single key & value or an associative array.
@@ -1600,4 +1295,189 @@ function wp_nonce_field($action = -1) {
echo '<input type="hidden" name="_wpnonce" value="' . wp_create_nonce($action) . '" />';
}
function wp_mkdir_p($target) {
// from php.net/mkdir user contributed notes
if (file_exists($target)) {
if (! @ is_dir($target))
return false;
else
return true;
}
// Attempting to create the directory may clutter up our display.
if (@ mkdir($target)) {
$stat = @ stat(dirname($target));
$dir_perms = $stat['mode'] & 0007777; // Get the permission bits.
@ chmod($target, $dir_perms);
return true;
} else {
if ( is_dir(dirname($target)) )
return false;
}
// If the above failed, attempt to create the parent node, then try again.
if (wp_mkdir_p(dirname($target)))
return wp_mkdir_p($target);
return false;
}
// Returns an array containing the current upload directory's path and url, or an error message.
function wp_upload_dir() {
$siteurl = get_settings('siteurl');
//prepend ABSPATH to $dir and $siteurl to $url if they're not already there
$path = str_replace(ABSPATH, '', trim(get_settings('upload_path')));
$dir = ABSPATH . $path;
$url = trailingslashit($siteurl) . $path;
if ( $dir == ABSPATH ) { //the option was empty
$dir = ABSPATH . 'wp-content/uploads';
}
if ( defined('UPLOADS') ) {
$dir = ABSPATH . UPLOADS;
$url = trailingslashit($siteurl) . UPLOADS;
}
if ( get_settings('uploads_use_yearmonth_folders')) {
// Generate the yearly and monthly dirs
$time = current_time( 'mysql' );
$y = substr( $time, 0, 4 );
$m = substr( $time, 5, 2 );
$dir = $dir . "/$y/$m";
$url = $url . "/$y/$m";
}
// Make sure we have an uploads dir
if ( ! wp_mkdir_p( $dir ) ) {
$message = sprintf(__('Unable to create directory %s. Is its parent directory writable by the server?'), $dir);
return array('error' => $message);
}
$uploads = array('path' => $dir, 'url' => $url, 'error' => false);
return apply_filters('upload_dir', $uploads);
}
function wp_upload_bits($name, $type, $bits) {
if ( empty($name) )
return array('error' => "Empty filename");
$upload = wp_upload_dir();
if ( $upload['error'] !== false )
return $upload;
$number = '';
$filename = $name;
$path_parts = pathinfo($filename);
$ext = $path_parts['extension'];
if ( empty($ext) )
$ext = '';
else
$ext = ".$ext";
while ( file_exists($upload['path'] . "/$filename") ) {
if ( '' == "$number$ext" )
$filename = $filename . ++$number . $ext;
else
$filename = str_replace("$number$ext", ++$number . $ext, $filename);
}
$new_file = $upload['path'] . "/$filename";
if ( ! wp_mkdir_p( dirname($new_file) ) ) {
$message = sprintf(__('Unable to create directory %s. Is its parent directory writable by the server?'), dirname($new_file));
return array('error' => $message);
}
$ifp = @ fopen($new_file, 'wb');
if ( ! $ifp )
return array('error' => "Could not write file $new_file.");
$success = @ fwrite($ifp, $bits);
fclose($ifp);
// Set correct file permissions
$stat = @ stat(dirname($new_file));
$perms = $stat['mode'] & 0007777;
$perms = $perms & 0000666;
@ chmod($new_file, $perms);
// Compute the URL
$url = $upload['url'] . "/$filename";
return array('file' => $new_file, 'url' => $url, 'error' => false);
}
function do_trackbacks($post_id) {
global $wpdb;
$post = $wpdb->get_row("SELECT * FROM $wpdb->posts WHERE ID = $post_id");
$to_ping = get_to_ping($post_id);
$pinged = get_pung($post_id);
if ( empty($to_ping) ) {
$wpdb->query("UPDATE $wpdb->posts SET to_ping = '' WHERE ID = '$post_id'");
return;
}
if (empty($post->post_excerpt))
$excerpt = apply_filters('the_content', $post->post_content);
else
$excerpt = apply_filters('the_excerpt', $post->post_excerpt);
$excerpt = str_replace(']]>', ']]&gt;', $excerpt);
$excerpt = strip_tags($excerpt);
if ( function_exists('mb_strcut') ) // For international trackbacks
$excerpt = mb_strcut($excerpt, 0, 252, get_settings('blog_charset')) . '...';
else
$excerpt = substr($excerpt, 0, 252) . '...';
$post_title = apply_filters('the_title', $post->post_title);
$post_title = strip_tags($post_title);
if ($to_ping) : foreach ($to_ping as $tb_ping) :
$tb_ping = trim($tb_ping);
if ( !in_array($tb_ping, $pinged) ) {
trackback($tb_ping, $post_title, $excerpt, $post_id);
$pinged[] = $tb_ping;
} else {
$wpdb->query("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, '$tb_ping', '')) WHERE ID = '$post_id'");
}
endforeach; endif;
}
function do_all_pings() {
global $wpdb;
// Do pingbacks
while ($ping = $wpdb->get_row("SELECT * FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_pingme' LIMIT 1")) {
$wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE post_id = {$ping->ID} AND meta_key = '_pingme';");
pingback($ping->post_content, $ping->ID);
}
// Do Enclosures
while ($enclosure = $wpdb->get_row("SELECT * FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_encloseme' LIMIT 1")) {
$wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE post_id = {$enclosure->ID} AND meta_key = '_encloseme';");
do_enclose($enclosure->post_content, $enclosure->ID);
}
// Do Trackbacks
$trackbacks = $wpdb->get_results("SELECT ID FROM $wpdb->posts WHERE CHAR_LENGTH(TRIM(to_ping)) > 7 AND post_status = 'publish'");
if ( is_array($trackbacks) ) {
foreach ( $trackbacks as $trackback ) {
do_trackbacks($trackback->ID);
}
}
//Do Update Services/Generic Pings
generic_ping();
}
function wp_proxy_check($ipnum) {
if ( get_option('open_proxy_check') && isset($ipnum) ) {
$rev_ip = implode( '.', array_reverse( explode( '.', $ipnum ) ) );
$lookup = $rev_ip . '.opm.blitzed.org.';
if ( $lookup != gethostbyname( $lookup ) )
return true;
}
return false;
}
?>