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Wordpress/wp-includes/functions.php

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<?php
require_once(dirname(__FILE__).'/functions-compat.php');
if (!function_exists('_')) {
function _($string) {
return $string;
}
}
function get_profile($field, $user = false) {
global $wpdb;
if (!$user)
$user = $wpdb->escape($_COOKIE['wordpressuser_' . COOKIEHASH]);
return $wpdb->get_var("SELECT $field FROM $wpdb->users WHERE user_login = '$user'");
}
function mysql2date($dateformatstring, $mysqlstring, $translate = true) {
global $month, $weekday, $month_abbrev, $weekday_abbrev;
$m = $mysqlstring;
if (empty($m)) {
return false;
}
$i = mktime(substr($m,11,2),substr($m,14,2),substr($m,17,2),substr($m,5,2),substr($m,8,2),substr($m,0,4));
if (!empty($month) && !empty($weekday) && $translate) {
$datemonth = $month[date('m', $i)];
$datemonth_abbrev = $month_abbrev[$datemonth];
$dateweekday = $weekday[date('w', $i)];
$dateweekday_abbrev = $weekday_abbrev[$dateweekday];
$dateformatstring = ' '.$dateformatstring;
$dateformatstring = preg_replace("/([^\\\])D/", "\\1".backslashit($dateweekday_abbrev), $dateformatstring);
$dateformatstring = preg_replace("/([^\\\])F/", "\\1".backslashit($datemonth), $dateformatstring);
$dateformatstring = preg_replace("/([^\\\])l/", "\\1".backslashit($dateweekday), $dateformatstring);
$dateformatstring = preg_replace("/([^\\\])M/", "\\1".backslashit($datemonth_abbrev), $dateformatstring);
$dateformatstring = substr($dateformatstring, 1, strlen($dateformatstring)-1);
}
$j = @date($dateformatstring, $i);
if (!$j) {
// for debug purposes
// echo $i." ".$mysqlstring;
}
return $j;
}
function current_time($type, $gmt = 0) {
switch ($type) {
case 'mysql':
if ($gmt) $d = gmdate('Y-m-d H:i:s');
else $d = gmdate('Y-m-d H:i:s', (time() + (get_settings('gmt_offset') * 3600)));
return $d;
break;
case 'timestamp':
if ($gmt) $d = time();
else $d = time() + (get_settings('gmt_offset') * 3600);
return $d;
break;
}
}
function date_i18n($dateformatstring, $unixtimestamp) {
global $month, $weekday, $month_abbrev, $weekday_abbrev;
$i = $unixtimestamp;
if ((!empty($month)) && (!empty($weekday))) {
$datemonth = $month[date('m', $i)];
$datemonth_abbrev = $month_abbrev[$datemonth];
$dateweekday = $weekday[date('w', $i)];
$dateweekday_abbrev = $weekday_abbrev[$dateweekday];
$dateformatstring = ' '.$dateformatstring;
$dateformatstring = preg_replace("/([^\\\])D/", "\\1".backslashit($dateweekday_abbrev), $dateformatstring);
$dateformatstring = preg_replace("/([^\\\])F/", "\\1".backslashit($datemonth), $dateformatstring);
$dateformatstring = preg_replace("/([^\\\])l/", "\\1".backslashit($dateweekday), $dateformatstring);
$dateformatstring = preg_replace("/([^\\\])M/", "\\1".backslashit($datemonth_abbrev), $dateformatstring);
$dateformatstring = substr($dateformatstring, 1, strlen($dateformatstring)-1);
}
$j = @date($dateformatstring, $i);
return $j;
}
function get_weekstartend($mysqlstring, $start_of_week) {
$my = substr($mysqlstring,0,4);
$mm = substr($mysqlstring,8,2);
$md = substr($mysqlstring,5,2);
$day = mktime(0,0,0, $md, $mm, $my);
$weekday = date('w',$day);
$i = 86400;
if ($weekday < get_settings('start_of_week'))
$weekday = 7 - (get_settings('start_of_week') - $weekday);
while ($weekday > get_settings('start_of_week')) {
$weekday = date('w',$day);
if ($weekday < get_settings('start_of_week'))
$weekday = 7 - (get_settings('start_of_week') - $weekday);
$day = $day - 86400;
$i = 0;
}
$week['start'] = $day + 86400 - $i;
//$week['end'] = $day - $i + 691199;
$week['end'] = $week['start'] + 604799;
return $week;
}
function get_lastpostdate($timezone = 'server') {
global $cache_lastpostdate, $pagenow, $wpdb;
$add_seconds_blog = get_settings('gmt_offset') * 3600;
$add_seconds_server = date('Z');
$now = current_time('mysql', 1);
if ( !isset($cache_lastpostdate[$timezone]) ) {
switch(strtolower($timezone)) {
case 'gmt':
$lastpostdate = $wpdb->get_var("SELECT post_date_gmt FROM $wpdb->posts WHERE post_date_gmt <= '$now' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1");
break;
case 'blog':
$lastpostdate = $wpdb->get_var("SELECT post_date FROM $wpdb->posts WHERE post_date_gmt <= '$now' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1");
break;
case 'server':
$lastpostdate = $wpdb->get_var("SELECT DATE_ADD(post_date_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_date_gmt <= '$now' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1");
break;
}
$cache_lastpostdate[$timezone] = $lastpostdate;
} else {
$lastpostdate = $cache_lastpostdate[$timezone];
}
return $lastpostdate;
}
function get_lastpostmodified($timezone = 'server') {
global $cache_lastpostmodified, $pagenow, $wpdb;
$add_seconds_blog = get_settings('gmt_offset') * 3600;
$add_seconds_server = date('Z');
$now = current_time('mysql', 1);
if ( !isset($cache_lastpostmodified[$timezone]) ) {
switch(strtolower($timezone)) {
case 'gmt':
$lastpostmodified = $wpdb->get_var("SELECT post_modified_gmt FROM $wpdb->posts WHERE post_modified_gmt <= '$now' AND post_status = 'publish' ORDER BY post_modified_gmt DESC LIMIT 1");
break;
case 'blog':
$lastpostmodified = $wpdb->get_var("SELECT post_modified FROM $wpdb->posts WHERE post_modified_gmt <= '$now' AND post_status = 'publish' ORDER BY post_modified_gmt DESC LIMIT 1");
break;
case 'server':
$lastpostmodified = $wpdb->get_var("SELECT DATE_ADD(post_modified_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_modified_gmt <= '$now' AND post_status = 'publish' ORDER BY post_modified_gmt DESC LIMIT 1");
break;
}
$lastpostdate = get_lastpostdate($timezone);
if ($lastpostdate > $lastpostmodified) {
$lastpostmodified = $lastpostdate;
}
$cache_lastpostmodified[$timezone] = $lastpostmodified;
} else {
$lastpostmodified = $cache_lastpostmodified[$timezone];
}
return $lastpostmodified;
}
function user_pass_ok($user_login,$user_pass) {
global $cache_userdata;
if ( empty($cache_userdata[$user_login]) ) {
$userdata = get_userdatabylogin($user_login);
} else {
$userdata = $cache_userdata[$user_login];
}
return (md5($user_pass) == $userdata->user_pass);
}
function get_usernumposts($userid) {
global $wpdb;
return $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->posts WHERE post_author = '$userid' AND post_status = 'publish'");
}
// examine a url (supposedly from this blog) and try to
// determine the post ID it represents.
function url_to_postid($url) {
global $wp_rewrite;
// First, check to see if there is a 'p=N' or 'page_id=N' to match against
preg_match('#[?&](p|page_id)=(\d+)#', $url, $values);
$id = intval($values[2]);
if ($id) return $id;
// Check to see if we are using rewrite rules
$rewrite = $wp_rewrite->wp_rewrite_rules();
// Not using rewrite rules, and 'p=N' and 'page_id=N' methods failed, so we're out of options
if ( empty($rewrite) )
return 0;
// $url cleanup by Mark Jaquith
// This fixes things like #anchors, ?query=strings, missing 'www.',
// added 'www.', or added 'index.php/' that will mess up our WP_Query
// and return a false negative
// Get rid of the #anchor
$url_split = explode('#', $url);
$url = $url_split[0];
// Get rid of URI ?query=string
$url_split = explode('?', $url);
$url = $url_split[0];
// Add 'www.' if it is absent and should be there
if ( false !== strpos(get_settings('home'), '://www.') && false === strpos($url, '://www.') )
$url = str_replace('://', '://www.', $url);
// Strip 'www.' if it is present and shouldn't be
if ( false === strpos(get_settings('home'), '://www.') )
$url = str_replace('://www.', '://', $url);
// Strip 'index.php/' if we're not using path info permalinks
if ( false === strpos($rewrite, 'index.php/') )
$url = str_replace('index.php/', '', $url);
// Chop off http://domain.com
if ( false !== strpos($url, get_settings('home')) ) {
$url = str_replace(get_settings('home'), '', $url);
} else {
// Chop off /path/to/blog
$home_path = parse_url(get_settings('home'));
$home_path = $home_path['path'];
$url = str_replace($home_path, '', $url);
}
// Trim leading and lagging slashes
$url = trim($url, '/');
$request = $url;
// Done with cleanup
// Look for matches.
$request_match = $request;
foreach ($rewrite as $match => $query) {
// If the requesting file is the anchor of the match, prepend it
// to the path info.
if ((! empty($url)) && (strpos($match, $url) === 0)) {
$request_match = $url . '/' . $request;
}
if (preg_match("!^$match!", $request_match, $matches)) {
// Got a match.
// Trim the query of everything up to the '?'.
$query = preg_replace("!^.+\?!", '', $query);
// Substitute the substring matches into the query.
eval("\$query = \"$query\";");
$query = new WP_Query($query);
if ( $query->is_post || $query->is_page )
return $query->post->ID;
else
return 0;
}
}
return 0;
}
/* Options functions */
function get_settings($setting) {
global $wpdb, $cache_settings, $cache_nonexistantoptions;
if ( strstr($_SERVER['REQUEST_URI'], 'wp-admin/install.php') || defined('WP_INSTALLING') )
return false;
if ( empty($cache_settings) )
$cache_settings = get_alloptions();
if ( empty($cache_nonexistantoptions) )
$cache_nonexistantoptions = array();
if ('home' == $setting && '' == $cache_settings->home)
return apply_filters('option_' . $setting, $cache_settings->siteurl);
if ( isset($cache_settings->$setting) ) :
return apply_filters('option_' . $setting, $cache_settings->$setting);
else :
// for these cases when we're asking for an unknown option
if ( isset($cache_nonexistantoptions[$setting]) )
return false;
$option = $wpdb->get_var("SELECT option_value FROM $wpdb->options WHERE option_name = '$setting'");
if (!$option) :
$cache_nonexistantoptions[$setting] = true;
return false;
endif;
@ $kellogs = unserialize($option);
if ($kellogs !== FALSE)
return apply_filters('option_' . $setting, $kellogs);
else return apply_filters('option_' . $setting, $option);
endif;
}
function get_option($option) {
return get_settings($option);
}
function form_option($option) {
echo htmlspecialchars( get_option($option), ENT_QUOTES );
}
function get_alloptions() {
global $wpdb, $wp_queries;
$wpdb->hide_errors();
if (!$options = $wpdb->get_results("SELECT option_name, option_value FROM $wpdb->options WHERE autoload = 'yes'")) {
$options = $wpdb->get_results("SELECT option_name, option_value FROM $wpdb->options");
}
$wpdb->show_errors();
foreach ($options as $option) {
// "When trying to design a foolproof system,
// never underestimate the ingenuity of the fools :)" -- Dougal
if ('siteurl' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value);
if ('home' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value);
if ('category_base' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value);
@ $value = unserialize($option->option_value);
if ($value === FALSE)
$value = $option->option_value;
$all_options->{$option->option_name} = apply_filters('pre_option_' . $option->option_name, $value);
}
return apply_filters('all_options', $all_options);
}
function update_option($option_name, $newvalue) {
global $wpdb, $cache_settings;
if ( is_array($newvalue) || is_object($newvalue) )
$newvalue = serialize($newvalue);
$newvalue = trim($newvalue); // I can't think of any situation we wouldn't want to trim
// If the new and old values are the same, no need to update.
if ($newvalue == get_option($option_name)) {
return true;
}
// If it's not there add it
if ( !$wpdb->get_var("SELECT option_name FROM $wpdb->options WHERE option_name = '$option_name'") )
add_option($option_name);
$newvalue = $wpdb->escape($newvalue);
$wpdb->query("UPDATE $wpdb->options SET option_value = '$newvalue' WHERE option_name = '$option_name'");
$cache_settings = get_alloptions(); // Re cache settings
return true;
}
// thx Alex Stapleton, http://alex.vort-x.net/blog/
function add_option($name, $value = '', $description = '', $autoload = 'yes') {
global $wpdb;
$original = $value;
if ( is_array($value) || is_object($value) )
$value = serialize($value);
if( !$wpdb->get_var("SELECT option_name FROM $wpdb->options WHERE option_name = '$name'") ) {
$name = $wpdb->escape($name);
$value = $wpdb->escape($value);
$description = $wpdb->escape($description);
$wpdb->query("INSERT INTO $wpdb->options (option_name, option_value, option_description, autoload) VALUES ('$name', '$value', '$description', '$autoload')");
if($wpdb->insert_id) {
global $cache_settings;
$cache_settings->{$name} = $original;
}
}
return;
}
function delete_option($name) {
global $wpdb;
// Get the ID, if no ID then return
$option_id = $wpdb->get_var("SELECT option_id FROM $wpdb->options WHERE option_name = '$name'");
if (!$option_id) return false;
$wpdb->query("DELETE FROM $wpdb->options WHERE option_name = '$name'");
return true;
}
function add_post_meta($post_id, $key, $value, $unique = false) {
global $wpdb;
if ($unique) {
if( $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key
= '$key' AND post_id = '$post_id'") ) {
return false;
}
}
$wpdb->query("INSERT INTO $wpdb->postmeta
(post_id,meta_key,meta_value)
VALUES ('$post_id','$key','$value')
");
return true;
}
function delete_post_meta($post_id, $key, $value = '') {
global $wpdb;
if (empty($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'");
} else {
$wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$post_id'
AND meta_key = '$key' AND meta_value = '$value'");
}
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 $post_meta_cache[$post_id][$key][0];
} else {
return $post_meta_cache[$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 $values[0];
} else {
return '';
}
} else {
return $values;
}
}
function update_post_meta($post_id, $key, $value, $prev_value = '') {
global $wpdb, $post_meta_cache;
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'");
} else {
$wpdb->query("UPDATE $wpdb->postmeta SET meta_value = '$value' WHERE
meta_key = '$key' AND post_id = '$post_id' AND meta_value = '$prev_value'");
}
return true;
}
// Deprecated. Use get_post().
function get_postdata($postid) {
$post = &get_post($postid);
$postdata = array (
'ID' => $post->ID,
'Author_ID' => $post->post_author,
'Date' => $post->post_date,
'Content' => $post->post_content,
'Excerpt' => $post->post_excerpt,
'Title' => $post->post_title,
'Category' => $post->post_category,
'post_status' => $post->post_status,
'comment_status' => $post->comment_status,
'ping_status' => $post->ping_status,
'post_password' => $post->post_password,
'to_ping' => $post->to_ping,
'pinged' => $post->pinged,
'post_name' => $post->post_name
);
return $postdata;
}
// Retrieves post data given a post ID or post object.
// Handles post caching.
function &get_post(&$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 (! isset($post_cache[$post->ID]))
$post_cache[$post->ID] = &$post;
$_post = & $post_cache[$post->ID];
} else {
if (isset($post_cache[$post]))
$_post = & $post_cache[$post];
else {
$query = "SELECT * FROM $wpdb->posts WHERE ID = '$post'";
$post_cache[$post] = & $wpdb->get_row($query);
$_post = & $post_cache[$post];
}
}
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 $_post;
}
}
// Retrieves page data given a page ID or page object.
// Handles page caching.
function &get_page(&$page, $output = OBJECT) {
global $page_cache, $wpdb;
if ( empty($page) ) {
if ( isset($GLOBALS['page']) )
$_page = & $GLOBALS['page'];
else
$_page = null;
} elseif (is_object($page) ) {
if (! isset($page_cache[$page->ID]))
$page_cache[$page->ID] = &$page;
$_page = & $page_cache[$page->ID];
} else {
if ( isset($GLOBALS['page']) && ($page == $GLOBALS['page']->ID) )
$_page = & $GLOBALS['page'];
elseif (isset($page_cache[$page]))
$_page = & $page_cache[$page];
else {
$query = "SELECT * FROM $wpdb->posts WHERE ID= '$page'";
$page_cache[$page] = & $wpdb->get_row($query);
$_page = & $page_cache[$page];
}
}
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 $_page;
}
}
// Retrieves category data given a category ID or category object.
// Handles category caching.
function &get_category(&$category, $output = OBJECT) {
global $cache_categories, $wpdb;
if ( empty($category) )
return null;
if ( ! isset($cache_categories))
update_category_cache();
if (is_object($category)) {
if ( ! isset($cache_categories[$category->cat_ID]))
$cache_categories[$category->cat_ID] = &$category;
$_category = & $cache_categories[$category->cat_ID];
} else {
if ( !isset($cache_categories[$category]) ) {
$_category = $wpdb->get_row("SELECT * FROM $wpdb->categories WHERE cat_ID = '$category'");
$cache_categories[$category->cat_ID] = & $_category;
} else {
$_category = & $cache_categories[$category];
}
}
if ( $output == OBJECT ) {
return $_category;
} elseif ( $output == ARRAY_A ) {
return get_object_vars($_category);
} elseif ( $output == ARRAY_N ) {
return array_values(get_object_vars($_category));
} else {
return $_category;
}
}
// Retrieves comment data given a comment ID or comment object.
// Handles comment caching.
function &get_comment(&$comment, $output = OBJECT) {
global $comment_cache, $wpdb;
if ( empty($comment) )
return null;
if (is_object($comment)) {
if ( ! isset($comment_cache[$comment->comment_ID]))
$comment_cache[$comment->comment_ID] = &$comment;
$_comment = & $comment_cache[$comment->comment_ID];
} else {
if ( !isset($comment_cache[$comment]) ) {
$_comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID = '$comment'");
$comment_cache[$comment->comment_ID] = & $_comment;
} else {
$_comment = & $comment_cache[$comment];
}
}
if ( $output == OBJECT ) {
return $_comment;
} elseif ( $output == ARRAY_A ) {
return get_object_vars($_comment);
} elseif ( $output == ARRAY_N ) {
return array_values(get_object_vars($_comment));
} else {
return $_comment;
}
}
function get_catname($cat_ID) {
$category = &get_category($cat_ID);
return $category->cat_name;
}
function gzip_compression() {
if ( strstr($_SERVER['PHP_SELF'], 'wp-admin') ) return false;
if ( !get_settings('gzipcompression') ) return false;
if( extension_loaded('zlib') ) {
ob_start('ob_gzhandler');
}
}
// functions to count the page generation time (from phpBB2)
// ( or just any time between timer_start() and timer_stop() )
function timer_stop($display = 0, $precision = 3) { //if called like timer_stop(1), will echo $timetotal
global $timestart, $timeend;
$mtime = microtime();
$mtime = explode(' ',$mtime);
$mtime = $mtime[1] + $mtime[0];
$timeend = $mtime;
$timetotal = $timeend-$timestart;
if ($display)
echo number_format($timetotal,$precision);
return $timetotal;
}
function weblog_ping($server = '', $path = '') {
global $wp_version;
include_once (ABSPATH . WPINC . '/class-IXR.php');
// using a timeout of 3 seconds should be enough to cover slow servers
$client = new IXR_Client($server, ((!strlen(trim($path)) || ('/' == $path)) ? false : $path));
$client->timeout = 3;
$client->useragent .= ' -- WordPress/'.$wp_version;
// when set to true, this outputs debug messages by itself
$client->debug = false;
$home = trailingslashit( get_option('home') );
if ( !$client->query('weblogUpdates.extendedPing', get_settings('blogname'), $home, get_bloginfo('rss2_url') ) ) // then try a normal ping
$client->query('weblogUpdates.ping', get_settings('blogname'), $home);
}
function generic_ping($post_id = 0) {
$services = get_settings('ping_sites');
$services = preg_replace("|(\s)+|", '$1', $services); // Kill dupe lines
$services = trim($services);
if ('' != $services) {
$services = explode("\n", $services);
foreach ($services as $service) {
weblog_ping($service);
}
}
return $post_id;
}
// Send a Trackback
function trackback($trackback_url, $title, $excerpt, $ID) {
global $wpdb, $wp_version;
if (empty($trackback_url))
return;
$title = urlencode($title);
$excerpt = urlencode($excerpt);
$blog_name = urlencode(get_settings('blogname'));
$tb_url = $trackback_url;
$url = urlencode(get_permalink($ID));
$query_string = "title=$title&url=$url&blog_name=$blog_name&excerpt=$excerpt";
$trackback_url = parse_url($trackback_url);
$http_request = 'POST ' . $trackback_url['path'] . ($trackback_url['query'] ? '?'.$trackback_url['query'] : '') . " HTTP/1.0\r\n";
$http_request .= 'Host: '.$trackback_url['host']."\r\n";
$http_request .= 'Content-Type: application/x-www-form-urlencoded; charset='.get_settings('blog_charset')."\r\n";
$http_request .= 'Content-Length: '.strlen($query_string)."\r\n";
$http_request .= "User-Agent: WordPress/" . $wp_version;
$http_request .= "\r\n\r\n";
$http_request .= $query_string;
if ( '' == $trackback_url['port'] )
$trackback_url['port'] = 80;
$fs = @fsockopen($trackback_url['host'], $trackback_url['port'], $errno, $errstr, 4);
@fputs($fs, $http_request);
/*
$debug_file = 'trackback.log';
$fp = fopen($debug_file, 'a');
fwrite($fp, "\n*****\nRequest:\n\n$http_request\n\nResponse:\n\n");
while(!@feof($fs)) {
fwrite($fp, @fgets($fs, 4096));
}
fwrite($fp, "\n\n");
fclose($fp);
*/
@fclose($fs);
$wpdb->query("UPDATE $wpdb->posts SET pinged = CONCAT(pinged, '\n', '$tb_url') WHERE ID = '$ID'");
$wpdb->query("UPDATE $wpdb->posts SET to_ping = REPLACE(to_ping, '$tb_url', '') WHERE ID = '$ID'");
return $result;
}
function make_url_footnote($content) {
preg_match_all('/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches);
$j = 0;
for ($i=0; $i<count($matches[0]); $i++) {
$links_summary = (!$j) ? "\n" : $links_summary;
$j++;
$link_match = $matches[0][$i];
$link_number = '['.($i+1).']';
$link_url = $matches[2][$i];
$link_text = $matches[4][$i];
$content = str_replace($link_match, $link_text.' '.$link_number, $content);
$link_url = (strtolower(substr($link_url,0,7)) != 'http://') ? get_settings('home') . $link_url : $link_url;
$links_summary .= "\n".$link_number.' '.$link_url;
}
$content = strip_tags($content);
$content .= $links_summary;
return $content;
}
function xmlrpc_getposttitle($content) {
global $post_default_title;
if (preg_match('/<title>(.+?)<\/title>/is', $content, $matchtitle)) {
$post_title = $matchtitle[0];
$post_title = preg_replace('/<title>/si', '', $post_title);
$post_title = preg_replace('/<\/title>/si', '', $post_title);
} else {
$post_title = $post_default_title;
}
return $post_title;
}
function xmlrpc_getpostcategory($content) {
global $post_default_category;
if (preg_match('/<category>(.+?)<\/category>/is', $content, $matchcat)) {
$post_category = trim($matchcat[1], ',');
$post_category = explode(',', $post_category);
} else {
$post_category = $post_default_category;
}
return $post_category;
}
function xmlrpc_removepostdata($content) {
$content = preg_replace('/<title>(.+?)<\/title>/si', '', $content);
$content = preg_replace('/<category>(.+?)<\/category>/si', '', $content);
$content = trim($content);
return $content;
}
function debug_fopen($filename, $mode) {
global $debug;
if ($debug == 1) {
$fp = fopen($filename, $mode);
return $fp;
} else {
return false;
}
}
function debug_fwrite($fp, $string) {
global $debug;
if ($debug == 1) {
fwrite($fp, $string);
}
}
function debug_fclose($fp) {
global $debug;
if ($debug == 1) {
fclose($fp);
}
}
function do_enclose( $content, $post_ID ) {
global $wp_version, $wpdb;
include_once (ABSPATH . WPINC . '/class-IXR.php');
$log = debug_fopen(ABSPATH . '/enclosures.log', 'a');
$post_links = array();
debug_fwrite($log, 'BEGIN '.date('YmdHis', time())."\n");
$pung = get_enclosed( $post_ID );
$ltrs = '\w';
$gunk = '/#~:.?+=&%@!\-';
$punc = '.:?\-';
$any = $ltrs . $gunk . $punc;
preg_match_all("{\b http : [$any] +? (?= [$punc] * [^$any] | $)}x", $content, $post_links_temp);
debug_fwrite($log, 'Post contents:');
debug_fwrite($log, $content."\n");
foreach($post_links_temp[0] as $link_test) :
if ( !in_array($link_test, $pung) ) : // If we haven't pung it already
$test = parse_url($link_test);
if (isset($test['query']))
$post_links[] = $link_test;
elseif(($test['path'] != '/') && ($test['path'] != ''))
$post_links[] = $link_test;
endif;
endforeach;
foreach ($post_links as $url) :
if ( $url != '' && !$wpdb->get_var("SELECT post_id FROM $wpdb->postmeta WHERE post_id = '$post_ID' AND meta_key = 'enclosure' AND meta_value LIKE ('$url%')") ) {
if ( $headers = wp_get_http_headers( $url) ) {
$len = (int) $headers['content-length'];
$type = $wpdb->escape( $headers['content-type'] );
$allowed_types = array( 'video', 'audio' );
if( in_array( substr( $type, 0, strpos( $type, "/" ) ), $allowed_types ) ) {
$meta_value = "$url\n$len\n$type\n";
$wpdb->query( "INSERT INTO `$wpdb->postmeta` ( `post_id` , `meta_key` , `meta_value` )
VALUES ( '$post_ID', 'enclosure' , '$meta_value')" );
}
}
}
endforeach;
}
function wp_get_http_headers( $url ) {
set_time_limit( 60 );
$parts = parse_url( $url );
$file = $parts['path'] . ($parts['query'] ? '?'.$parts['query'] : '');
$host = $parts['host'];
if ( !isset( $parts['port'] ) )
$parts['port'] = 80;
$head = "HEAD $file HTTP/1.1\r\nHOST: $host\r\n\r\n";
$fp = @fsockopen($host, $parts['port'], $err_num, $err_msg, 3);
if ( !$fp )
return false;
$response = '';
fputs( $fp, $head );
while ( !feof( $fp ) && strpos( $response, "\r\n\r\n" ) == false )
$response .= fgets( $fp, 2048 );
fclose( $fp );
preg_match_all('/(.*?): (.*)\r/', $response, $matches);
$count = count($matches[1]);
for ( $i = 0; $i < $count; $i++) {
$key = strtolower($matches[1][$i]);
$headers["$key"] = $matches[2][$i];
}
preg_match('/.*([0-9]{3}).*/', $response, $return);
$headers['response'] = $return[1]; // HTTP response code eg 204, 200, 404
return $headers;
}
// Deprecated. Use the new post loop.
function start_wp() {
global $wp_query, $post;
// Since the old style loop is being used, advance the query iterator here.
$wp_query->next_post();
setup_postdata($post);
}
// Setup global post data.
function setup_postdata($post) {
global $id, $postdata, $authordata, $day, $page, $pages, $multipage, $more, $numpages, $wp_query;
global $pagenow;
$id = $post->ID;
$authordata = get_userdata($post->post_author);
$day = mysql2date('d.m.y', $post->post_date);
$currentmonth = mysql2date('m', $post->post_date);
$numpages = 1;
$page = get_query_var('page');
if (!$page)
$page = 1;
if (is_single() || is_page())
$more = 1;
$content = $post->post_content;
if (preg_match('/<!--nextpage-->/', $content)) {
if ($page > 1)
$more = 1;
$multipage = 1;
$content = str_replace("\n<!--nextpage-->\n", '<!--nextpage-->', $content);
$content = str_replace("\n<!--nextpage-->", '<!--nextpage-->', $content);
$content = str_replace("<!--nextpage-->\n", '<!--nextpage-->', $content);
$pages = explode('<!--nextpage-->', $content);
$numpages = count($pages);
} else {
$pages[0] = $post->post_content;
$multipage = 0;
}
return true;
}
function is_new_day() {
global $day, $previousday;
if ($day != $previousday) {
return(1);
} else {
return(0);
}
}
// Filters: these are the core of WP's plugin architecture
function merge_filters($tag) {
global $wp_filter;
if (isset($wp_filter['all'])) {
foreach ($wp_filter['all'] as $priority => $functions) {
if (isset($wp_filter[$tag][$priority]))
$wp_filter[$tag][$priority] = array_merge($wp_filter['all'][$priority], $wp_filter[$tag][$priority]);
else
$wp_filter[$tag][$priority] = array_merge($wp_filter['all'][$priority], array());
$wp_filter[$tag][$priority] = array_unique($wp_filter[$tag][$priority]);
}
}
if ( isset($wp_filter[$tag]) )
ksort( $wp_filter[$tag] );
}
function apply_filters($tag, $string) {
global $wp_filter;
$args = array_slice(func_get_args(), 2);
merge_filters($tag);
if (!isset($wp_filter[$tag])) {
return $string;
}
foreach ($wp_filter[$tag] as $priority => $functions) {
if (!is_null($functions)) {
foreach($functions as $function) {
$all_args = array_merge(array($string), $args);
$function_name = $function['function'];
$accepted_args = $function['accepted_args'];
if($accepted_args == 1) {
$the_args = array($string);
} elseif ($accepted_args > 1) {
$the_args = array_slice($all_args, 0, $accepted_args);
} elseif($accepted_args == 0) {
$the_args = NULL;
} else {
$the_args = $all_args;
}
$string = call_user_func_array($function_name, $the_args);
}
}
}
return $string;
}
function add_filter($tag, $function_to_add, $priority = 10, $accepted_args = 1) {
global $wp_filter;
// check that we don't already have the same filter at the same priority
if (isset($wp_filter[$tag]["$priority"])) {
foreach($wp_filter[$tag]["$priority"] as $filter) {
// uncomment if we want to match function AND accepted_args
//if ($filter == array($function, $accepted_args)) {
if ($filter['function'] == $function_to_add) {
return true;
}
}
}
// So the format is wp_filter['tag']['array of priorities']['array of ['array (functions, accepted_args)]']
$wp_filter[$tag]["$priority"][] = array('function'=>$function_to_add, 'accepted_args'=>$accepted_args);
return true;
}
function remove_filter($tag, $function_to_remove, $priority = 10, $accepted_args = 1) {
global $wp_filter;
// rebuild the list of filters
if (isset($wp_filter[$tag]["$priority"])) {
foreach($wp_filter[$tag]["$priority"] as $filter) {
if ($filter['function'] != $function_to_remove) {
$new_function_list[] = $filter;
}
}
$wp_filter[$tag]["$priority"] = $new_function_list;
}
return true;
}
// The *_action functions are just aliases for the *_filter functions, they take special strings instead of generic content
function do_action($tag, $arg = '') {
global $wp_filter;
$extra_args = array_slice(func_get_args(), 2);
if ( is_array($arg) )
$args = array_merge($arg, $extra_args);
else
$args = array_merge(array($arg), $extra_args);
merge_filters($tag);
if (!isset($wp_filter[$tag])) {
return;
}
foreach ($wp_filter[$tag] as $priority => $functions) {
if (!is_null($functions)) {
foreach($functions as $function) {
$function_name = $function['function'];
$accepted_args = $function['accepted_args'];
if($accepted_args == 1) {
if ( is_array($arg) )
$the_args = $arg;
else
$the_args = array($arg);
} elseif ($accepted_args > 1) {
$the_args = array_slice($args, 0, $accepted_args);
} elseif($accepted_args == 0) {
$the_args = NULL;
} else {
$the_args = $args;
}
$string = call_user_func_array($function_name, $the_args);
}
}
}
}
function add_action($tag, $function_to_add, $priority = 10, $accepted_args = 1) {
add_filter($tag, $function_to_add, $priority, $accepted_args);
}
function remove_action($tag, $function_to_remove, $priority = 10, $accepted_args = 1) {
remove_filter($tag, $function_to_remove, $priority, $accepted_args);
}
function get_page_uri($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 $uri;
}
function get_posts($args) {
global $wpdb;
parse_str($args, $r);
if (!isset($r['numberposts'])) $r['numberposts'] = 5;
if (!isset($r['offset'])) $r['offset'] = 0;
if (!isset($r['category'])) $r['category'] = '';
if (!isset($r['orderby'])) $r['orderby'] = 'post_date';
if (!isset($r['order'])) $r['order'] = 'DESC';
$now = current_time('mysql');
$posts = $wpdb->get_results(
"SELECT DISTINCT * FROM $wpdb->posts " .
( empty( $r['category'] ) ? "" : ", $wpdb->post2cat " ) .
" WHERE post_date <= '$now' AND (post_status = 'publish') ".
( empty( $r['category'] ) ? "" : "AND $wpdb->posts.ID = $wpdb->post2cat.post_id AND $wpdb->post2cat.category_id = " . $r['category']. " " ) .
" GROUP BY $wpdb->posts.ID ORDER BY " . $r['orderby'] . " " . $r['order'] . " LIMIT " . $r['offset'] . ',' . $r['numberposts'] );
update_post_caches($posts);
return $posts;
}
function &query_posts($query) {
global $wp_query;
return $wp_query->query($query);
}
function update_post_cache(&$posts) {
global $post_cache;
if ( !$posts )
return;
for ($i = 0; $i < count($posts); $i++) {
$post_cache[$posts[$i]->ID] = &$posts[$i];
}
}
function update_page_cache(&$pages) {
global $page_cache;
if ( !$pages )
return;
for ($i = 0; $i < count($pages); $i++) {
$page_cache[$pages[$i]->ID] = &$pages[$i];
}
}
function update_post_category_cache($post_ids) {
global $wpdb, $category_cache, $cache_categories;
if (empty($post_ids))
return;
if (is_array($post_ids))
$post_ids = implode(',', $post_ids);
$dogs = $wpdb->get_results("SELECT DISTINCT
post_id, cat_ID FROM $wpdb->categories, $wpdb->post2cat
WHERE category_id = cat_ID AND post_id IN ($post_ids)");
if (! isset($cache_categories))
update_category_cache();
if ( !empty($dogs) ) {
foreach ($dogs as $catt) {
$category_cache[$catt->post_id][$catt->cat_ID] = &$cache_categories[$catt->cat_ID];
}
}
}
function update_post_caches(&$posts) {
global $post_cache, $category_cache, $comment_count_cache, $post_meta_cache;
global $wpdb;
// No point in doing all this work if we didn't match any posts.
if ( !$posts )
return;
// Get the categories for all the posts
for ($i = 0; $i < count($posts); $i++) {
$post_id_list[] = $posts[$i]->ID;
$post_cache[$posts[$i]->ID] = &$posts[$i];
}
$post_id_list = implode(',', $post_id_list);
update_post_category_cache($post_id_list);
// Do the same for comment numbers
$comment_counts = $wpdb->get_results("SELECT ID, COUNT( comment_ID ) AS ccount
FROM $wpdb->posts
LEFT JOIN $wpdb->comments ON ( comment_post_ID = ID AND comment_approved = '1')
WHERE ID IN ($post_id_list)
GROUP BY ID");
if ($comment_counts) {
foreach ($comment_counts as $comment_count)
$comment_count_cache["$comment_count->ID"] = $comment_count->ccount;
}
// Get post-meta info
if ( $meta_list = $wpdb->get_results("SELECT post_id, meta_key, meta_value FROM $wpdb->postmeta WHERE post_id IN($post_id_list) 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;
}
}
}
function update_category_cache() {
global $cache_categories, $wpdb;
$dogs = $wpdb->get_results("SELECT * FROM $wpdb->categories");
foreach ($dogs as $catt)
$cache_categories[$catt->cat_ID] = $catt;
}
function update_user_cache() {
global $cache_userdata, $wpdb;
$level_key = $wpdb->prefix . 'user_level';
$user_ids = $wpdb->get_col("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = '$level_key'");
$user_ids = join(',', $user_ids);
$query = apply_filters('user_cache_query', "SELECT * FROM $wpdb->users WHERE ID IN ($user_ids)");
if ( $users = $wpdb->get_results( $query ) ) :
foreach ($users as $user) :
$metavalues = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user->ID'");
foreach ( $metavalues as $meta ) {
$user->{$meta->meta_key} = $meta->meta_value;
// We need to set user_level from meta, not row
if ( $wpdb->prefix . 'user_level' == $meta->meta_key )
$user->user_level = $meta->meta_value;
}
$cache_userdata[$user->ID] = $user;
$cache_userdata[$user->user_login] =& $cache_userdata[$user->ID];
endforeach;
return true;
else :
return false;
endif;
}
function wp_head() {
do_action('wp_head');
}
function wp_footer() {
do_action('wp_footer');
}
function is_single ($post = '') {
global $wp_query;
if ( !$wp_query->is_single )
return false;
if ( empty( $post) )
return true;
$post_obj = $wp_query->get_queried_object();
if ( $post == $post_obj->ID )
return true;
elseif ( $post == $post_obj->post_title )
return true;
elseif ( $post == $post_obj->post_name )
return true;
return false;
}
function is_page ($page = '') {
global $wp_query;
if (! $wp_query->is_page) {
return false;
}
if (empty($page)) {
return true;
}
$page_obj = $wp_query->get_queried_object();
if ($page == $page_obj->ID) {
return true;
} else if ($page == $page_obj->post_title) {
return true;
} else if ($page == $page_obj->post_name) {
return true;
}
return false;
}
function is_archive () {
global $wp_query;
return $wp_query->is_archive;
}
function is_date () {
global $wp_query;
return $wp_query->is_date;
}
function is_year () {
global $wp_query;
return $wp_query->is_year;
}
function is_month () {
global $wp_query;
return $wp_query->is_month;
}
function is_day () {
global $wp_query;
return $wp_query->is_day;
}
function is_time () {
global $wp_query;
return $wp_query->is_time;
}
function is_author ($author = '') {
global $wp_query;
if (! $wp_query->is_author) {
return false;
}
if (empty($author)) {
return true;
}
$author_obj = $wp_query->get_queried_object();
if ($author == $author_obj->ID) {
return true;
} else if ($author == $author_obj->nickname) {
return true;
} else if ($author == $author_obj->user_nicename) {
return true;
}
return false;
}
function is_category ($category = '') {
global $wp_query;
if (! $wp_query->is_category) {
return false;
}
if (empty($category)) {
return true;
}
$cat_obj = $wp_query->get_queried_object();
if ($category == $cat_obj->cat_ID) {
return true;
} else if ($category == $cat_obj->cat_name) {
return true;
} else if ($category == $cat_obj->category_nicename) {
return true;
}
return false;
}
function is_search () {
global $wp_query;
return $wp_query->is_search;
}
function is_feed () {
global $wp_query;
return $wp_query->is_feed;
}
function is_trackback () {
global $wp_query;
return $wp_query->is_trackback;
}
function is_admin () {
global $wp_query;
return $wp_query->is_admin;
}
function is_home () {
global $wp_query;
return $wp_query->is_home;
}
function is_404 () {
global $wp_query;
return $wp_query->is_404;
}
function is_comments_popup () {
global $wp_query;
return $wp_query->is_comments_popup;
}
function is_paged () {
global $wp_query;
return $wp_query->is_paged;
}
function get_query_var($var) {
global $wp_query;
return $wp_query->get($var);
}
function have_posts() {
global $wp_query;
return $wp_query->have_posts();
}
function rewind_posts() {
global $wp_query;
return $wp_query->rewind_posts();
}
function the_post() {
global $wp_query;
$wp_query->the_post();
}
function get_theme_root() {
return apply_filters('theme_root', ABSPATH . "wp-content/themes");
}
function get_theme_root_uri() {
return apply_filters('theme_root_uri', get_settings('siteurl') . "/wp-content/themes", get_settings('siteurl'));
}
function get_stylesheet() {
return apply_filters('stylesheet', get_settings('stylesheet'));
}
function get_stylesheet_directory() {
$stylesheet = get_stylesheet();
$stylesheet_dir = get_theme_root() . "/$stylesheet";
return apply_filters('stylesheet_directory', $stylesheet_dir, $stylesheet);
}
function get_stylesheet_directory_uri() {
$stylesheet = rawurlencode( get_stylesheet() );
$stylesheet_dir_uri = get_theme_root_uri() . "/$stylesheet";
return apply_filters('stylesheet_directory_uri', $stylesheet_dir_uri, $stylesheet);
}
function get_stylesheet_uri() {
$stylesheet_dir_uri = get_stylesheet_directory_uri();
$stylesheet_uri = $stylesheet_dir_uri . "/style.css";
return apply_filters('stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri);
}
function get_template() {
return apply_filters('template', get_settings('template'));
}
function get_template_directory() {
$template = get_template();
$template_dir = get_theme_root() . "/$template";
return apply_filters('template_directory', $template_dir, $template);
}
function get_template_directory_uri() {
$template = get_template();
$template_dir_uri = get_theme_root_uri() . "/$template";
return apply_filters('template_directory_uri', $template_dir_uri, $template);
}
function get_theme_data($theme_file) {
$theme_data = implode('', file($theme_file));
preg_match("|Theme Name:(.*)|i", $theme_data, $theme_name);
preg_match("|Theme URI:(.*)|i", $theme_data, $theme_uri);
preg_match("|Description:(.*)|i", $theme_data, $description);
preg_match("|Author:(.*)|i", $theme_data, $author_name);
preg_match("|Author URI:(.*)|i", $theme_data, $author_uri);
preg_match("|Template:(.*)|i", $theme_data, $template);
if ( preg_match("|Version:(.*)|i", $theme_data, $version) )
$version = $version[1];
else
$version ='';
if ( preg_match("|Status:(.*)|i", $theme_data, $status) )
$status = $status[1];
else
$status ='publish';
$description = wptexturize($description[1]);
$name = $theme_name[1];
$name = trim($name);
$theme = $name;
if ('' != $theme_uri[1] && '' != $name) {
$theme = '<a href="' . $theme_uri[1] . '" title="' . __('Visit theme homepage') . '">' . $theme . '</a>';
}
if ('' == $author_uri[1]) {
$author = $author_name[1];
} else {
$author = '<a href="' . $author_uri[1] . '" title="' . __('Visit author homepage') . '">' . $author_name[1] . '</a>';
}
return array('Name' => $name, 'Title' => $theme, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template[1], 'Status' => $status);
}
function get_themes() {
global $wp_themes;
global $wp_broken_themes;
if (isset($wp_themes)) {
return $wp_themes;
}
$themes = array();
$wp_broken_themes = array();
$theme_root = get_theme_root();
$theme_loc = str_replace(ABSPATH, '', $theme_root);
// Files in wp-content/themes directory
$themes_dir = @ dir($theme_root);
if ($themes_dir) {
while(($theme_dir = $themes_dir->read()) !== false) {
if (is_dir($theme_root . '/' . $theme_dir)) {
if ($theme_dir{0} == '.' || $theme_dir == '..' || $theme_dir == 'CVS') {
continue;
}
$stylish_dir = @ dir($theme_root . '/' . $theme_dir);
$found_stylesheet = false;
while(($theme_file = $stylish_dir->read()) !== false) {
if ( $theme_file == 'style.css' ) {
$theme_files[] = $theme_dir . '/' . $theme_file;
$found_stylesheet = true;
break;
}
}
if (!$found_stylesheet) {
$wp_broken_themes[$theme_dir] = array('Name' => $theme_dir, 'Title' => $theme_dir, 'Description' => __('Stylesheet is missing.'));
}
}
}
}
if (!$themes_dir || !$theme_files) {
return $themes;
}
sort($theme_files);
foreach($theme_files as $theme_file) {
$theme_data = get_theme_data("$theme_root/$theme_file");
$name = $theme_data['Name'];
$title = $theme_data['Title'];
$description = wptexturize($theme_data['Description']);
$version = $theme_data['Version'];
$author = $theme_data['Author'];
$template = $theme_data['Template'];
$stylesheet = dirname($theme_file);
if (empty($name)) {
$name = dirname($theme_file);
$title = $name;
}
if (empty($template)) {
if (file_exists(dirname("$theme_root/$theme_file/index.php"))) {
$template = dirname($theme_file);
} else {
continue;
}
}
$template = trim($template);
if (! file_exists("$theme_root/$template/index.php")) {
$wp_broken_themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => __('Template is missing.'));
continue;
}
$stylesheet_files = array();
$stylesheet_dir = @ dir("$theme_root/$stylesheet");
if ($stylesheet_dir) {
while(($file = $stylesheet_dir->read()) !== false) {
if ( !preg_match('|^\.+$|', $file) && preg_match('|\.css$|', $file) )
$stylesheet_files[] = "$theme_loc/$stylesheet/$file";
}
}
$template_files = array();
$template_dir = @ dir("$theme_root/$template");
if ($template_dir) {
while(($file = $template_dir->read()) !== false) {
if ( !preg_match('|^\.+$|', $file) && preg_match('|\.php$|', $file) )
$template_files[] = "$theme_loc/$template/$file";
}
}
$template_dir = dirname($template_files[0]);
$stylesheet_dir = dirname($stylesheet_files[0]);
if (empty($template_dir)) $template_dir = '/';
if (empty($stylesheet_dir)) $stylesheet_dir = '/';
// Check for theme name collision. This occurs if a theme is copied to
// a new theme directory and the theme header is not updated. Whichever
// theme is first keeps the name. Subsequent themes get a suffix applied.
// The Default and Classic themes always trump their pretenders.
if ( isset($themes[$name]) ) {
if ( ('WordPress Default' == $name || 'WordPress Classic' == $name) &&
('default' == $stylesheet || 'classic' == $stylesheet) ) {
// If another theme has claimed to be one of our default themes, move
// them aside.
$suffix = $themes[$name]['Stylesheet'];
$new_name = "$name/$suffix";
$themes[$new_name] = $themes[$name];
$themes[$new_name]['Name'] = $new_name;
} else {
$name = "$name/$stylesheet";
}
}
$themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template, 'Stylesheet' => $stylesheet, 'Template Files' => $template_files, 'Stylesheet Files' => $stylesheet_files, 'Template Dir' => $template_dir, 'Stylesheet Dir' => $stylesheet_dir, 'Status' => $theme_data['Status']);
}
// Resolve theme dependencies.
$theme_names = array_keys($themes);
foreach ($theme_names as $theme_name) {
$themes[$theme_name]['Parent Theme'] = '';
if ($themes[$theme_name]['Stylesheet'] != $themes[$theme_name]['Template']) {
foreach ($theme_names as $parent_theme_name) {
if (($themes[$parent_theme_name]['Stylesheet'] == $themes[$parent_theme_name]['Template']) && ($themes[$parent_theme_name]['Template'] == $themes[$theme_name]['Template'])) {
$themes[$theme_name]['Parent Theme'] = $themes[$parent_theme_name]['Name'];
break;
}
}
}
}
$wp_themes = $themes;
return $themes;
}
function get_theme($theme) {
$themes = get_themes();
if (array_key_exists($theme, $themes)) {
return $themes[$theme];
}
return NULL;
}
function get_current_theme() {
$themes = get_themes();
$theme_names = array_keys($themes);
$current_template = get_settings('template');
$current_stylesheet = get_settings('stylesheet');
$current_theme = 'WordPress Default';
if ($themes) {
foreach ($theme_names as $theme_name) {
if ($themes[$theme_name]['Stylesheet'] == $current_stylesheet &&
$themes[$theme_name]['Template'] == $current_template) {
$current_theme = $themes[$theme_name]['Name'];
break;
}
}
}
return $current_theme;
}
function get_query_template($type) {
$template = '';
if ( file_exists(TEMPLATEPATH . "/{$type}.php") )
$template = TEMPLATEPATH . "/{$type}.php";
return apply_filters("{$type}_template", $template);
}
function get_404_template() {
return get_query_template('404');
}
function get_archive_template() {
return get_query_template('archive');
}
function get_author_template() {
return get_query_template('author');
}
function get_category_template() {
$template = '';
if ( file_exists(TEMPLATEPATH . "/category-" . get_query_var('cat') . '.php') )
$template = TEMPLATEPATH . "/category-" . get_query_var('cat') . '.php';
else if ( file_exists(TEMPLATEPATH . "/category.php") )
$template = TEMPLATEPATH . "/category.php";
return apply_filters('category_template', $template);
}
function get_date_template() {
return get_query_template('date');
}
function get_home_template() {
$template = '';
if ( file_exists(TEMPLATEPATH . "/home.php") )
$template = TEMPLATEPATH . "/home.php";
else if ( file_exists(TEMPLATEPATH . "/index.php") )
$template = TEMPLATEPATH . "/index.php";
return apply_filters('home_template', $template);
}
function get_page_template() {
global $wp_query;
$id = $wp_query->post->ID;
$template = get_post_meta($id, '_wp_page_template', true);
if ( 'default' == $template )
$template = '';
if ( ! empty($template) && file_exists(TEMPLATEPATH . "/$template") )
$template = TEMPLATEPATH . "/$template";
else if ( file_exists(TEMPLATEPATH . "/page.php") )
$template = TEMPLATEPATH . "/page.php";
else
$template = '';
return apply_filters('page_template', $template);
}
function get_paged_template() {
return get_query_template('paged');
}
function get_search_template() {
return get_query_template('search');
}
function get_single_template() {
return get_query_template('single');
}
function get_comments_popup_template() {
if ( file_exists( TEMPLATEPATH . '/comments-popup.php') )
$template = TEMPLATEPATH . '/comments-popup.php';
else
$template = get_theme_root() . '/default/comments-popup.php';
return apply_filters('comments_popup_template', $template);
}
// Borrowed from the PHP Manual user notes. Convert entities, while
// preserving already-encoded entities:
function htmlentities2($myHTML) {
$translation_table=get_html_translation_table (HTML_ENTITIES,ENT_QUOTES);
$translation_table[chr(38)] = '&';
return preg_replace("/&(?![A-Za-z]{0,4}\w{2,3};|#[0-9]{2,3};)/","&amp;" , strtr($myHTML, $translation_table));
}
function is_plugin_page() {
global $plugin_page;
if (isset($plugin_page)) {
return true;
}
return false;
}
/*
add_query_arg: Returns a modified querystring by adding
a single key & value or an associative array.
Setting a key value to emptystring removes the key.
Omitting oldquery_or_uri uses the $_SERVER value.
Parameters:
add_query_arg(newkey, newvalue, oldquery_or_uri) or
add_query_arg(associative_array, oldquery_or_uri)
*/
function add_query_arg() {
$ret = '';
if(is_array(func_get_arg(0))) {
$uri = @func_get_arg(1);
}
else {
if (@func_num_args() < 3) {
$uri = $_SERVER['REQUEST_URI'];
} else {
$uri = @func_get_arg(2);
}
}
if (strstr($uri, '?')) {
$parts = explode('?', $uri, 2);
if (1 == count($parts)) {
$base = '?';
$query = $parts[0];
}
else {
$base = $parts[0] . '?';
$query = $parts[1];
}
}
else if (strstr($uri, '/')) {
$base = $uri . '?';
$query = '';
} else {
$base = '';
$query = $uri;
}
parse_str($query, $qs);
if (is_array(func_get_arg(0))) {
$kayvees = func_get_arg(0);
$qs = array_merge($qs, $kayvees);
}
else
{
$qs[func_get_arg(0)] = func_get_arg(1);
}
foreach($qs as $k => $v)
{
if($v != '')
{
if($ret != '') $ret .= '&';
$ret .= "$k=$v";
}
}
$ret = $base . $ret;
return trim($ret, '?');
}
function remove_query_arg($key, $query) {
return add_query_arg($key, '', $query);
}
function load_template($file) {
global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query,
$wp_rewrite, $wpdb;
extract($wp_query->query_vars);
require_once($file);
}
function add_magic_quotes($array) {
global $wpdb;
foreach ($array as $k => $v) {
if (is_array($v)) {
$array[$k] = add_magic_quotes($v);
} else {
$array[$k] = $wpdb->escape($v);
}
}
return $array;
}
function wp_remote_fopen( $uri ) {
if ( ini_get('allow_url_fopen') ) {
$fp = fopen( $uri, 'r' );
if ( !$fp )
return false;
$linea = '';
while( $remote_read = fread($fp, 4096) )
$linea .= $remote_read;
fclose($fp);
return $linea;
} else if ( function_exists('curl_init') ) {
$handle = curl_init();
curl_setopt ($handle, CURLOPT_URL, $uri);
curl_setopt ($handle, CURLOPT_CONNECTTIMEOUT, 1);
curl_setopt ($handle, CURLOPT_RETURNTRANSFER, 1);
$buffer = curl_exec($handle);
curl_close($handle);
return $buffer;
} else {
return false;
}
}
function wp($query_vars = '') {
global $wp;
$wp->main($query_vars);
}
function status_header( $header ) {
if ( 200 == $header ) {
$text = 'OK';
} elseif ( 301 == $header ) {
$text = 'Moved Permanently';
} elseif ( 302 == $header ) {
$text = 'Moved Temporarily';
} elseif ( 304 == $header ) {
$text = 'Not Modified';
} elseif ( 404 == $header ) {
$text = 'Not Found';
} elseif ( 410 == $header ) {
$text = 'Gone';
}
if ( preg_match('/cgi/',php_sapi_name()) ) {
@header("Status: $header $text");
} else {
if ( version_compare(phpversion(), '4.3.0', '>=') )
@header($text, TRUE, $header);
else
@header("HTTP/1.x $header $text");
}
}
function nocache_headers() {
@ header('Expires: Wed, 11 Jan 1984 05:00:00 GMT');
@ header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
@ header('Cache-Control: no-cache, must-revalidate, max-age=0');
@ header('Pragma: no-cache');
}
function update_usermeta( $user_id, $meta_key, $meta_value ) {
global $wpdb;
if ( !is_numeric( $user_id ) )
return false;
$meta_key = preg_replace('|a-z0-9_|i', '', $meta_key);
$cur = $wpdb->get_row("SELECT * FROM $wpdb->usermeta WHERE user_id = '$user_id' AND meta_key = '$meta_key'");
if ( !$cur ) {
$wpdb->query("INSERT INTO $wpdb->usermeta ( user_id, meta_key, meta_value )
VALUES
( '$user_id', '$meta_key', '$meta_value' )");
return true;
}
if ( $cur->meta_value != $meta_value )
$wpdb->query("UPDATE $wpdb->usermeta SET meta_value = '$meta_value' WHERE user_id = '$user_id' AND meta_key = '$meta_key'");
}
function register_activation_hook($file, $function) {
$file = plugin_basename($file);
add_action('activate_' . $file, $function);
}
function register_deactivation_hook($file, $function) {
$file = plugin_basename($file);
add_action('deactivate_' . $file, $function);
}
function plugin_basename($file) {
return preg_replace('/^.*wp-content[\\\\\/]plugins[\\\\\/]/', '', $file);
}
?>
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