* The 'mysql' type will return the time in the format for MySQL DATETIME field.
* The 'timestamp' type will return the current timestamp.
*
- * If the $gmt is set to either '1' or 'true', then both types will use the
- * GMT offset in the WordPress option to add the GMT offset to the time.
+ * If $gmt is set to either '1' or 'true', then both types will use GMT time.
+ * if $gmt is false, the output is adjusted with the GMT offset in the WordPress option.
*
* @since 1.0.0
*
* @param string $type Either 'mysql' or 'timestamp'.
- * @param int|bool $gmt Optional. Whether to use $gmt offset. Default is false.
- * @return unknown
+ * @param int|bool $gmt Optional. Whether to use GMT timezone. Default is false.
+ * @return int|string String if $type is 'gmt', int if $type is 'timestamp'.
*/
function current_time( $type, $gmt = 0 ) {
switch ( $type ) {
* @param int $unixtimestamp Unix timestamp
* @return string The date, translated if locale specifies it.
*/
-function date_i18n( $dateformatstring, $unixtimestamp ) {
+function date_i18n( $dateformatstring, $unixtimestamp = false, $gmt = false ) {
global $wp_locale;
$i = $unixtimestamp;
// Sanity check for PHP 5.1.0-
- if ( -1 == $i )
- $i = false;
-
+ if ( false === $i || intval($i) < 0 ) {
+ if ( ! $gmt )
+ $i = current_time( 'timestamp' );
+ else
+ $i = time();
+ // we should not let date() interfere with our
+ // specially computed timestamp
+ $gmt = true;
+ }
+
+ $datefunc = $gmt? 'gmdate' : 'date';
+
if ( ( !empty( $wp_locale->month ) ) && ( !empty( $wp_locale->weekday ) ) ) {
- $datemonth = $wp_locale->get_month( date( 'm', $i ) );
+ $datemonth = $wp_locale->get_month( $datefunc( 'm', $i ) );
$datemonth_abbrev = $wp_locale->get_month_abbrev( $datemonth );
- $dateweekday = $wp_locale->get_weekday( date( 'w', $i ) );
+ $dateweekday = $wp_locale->get_weekday( $datefunc( 'w', $i ) );
$dateweekday_abbrev = $wp_locale->get_weekday_abbrev( $dateweekday );
- $datemeridiem = $wp_locale->get_meridiem( date( 'a', $i ) );
- $datemeridiem_capital = $wp_locale->get_meridiem( date( 'A', $i ) );
+ $datemeridiem = $wp_locale->get_meridiem( $datefunc( 'a', $i ) );
+ $datemeridiem_capital = $wp_locale->get_meridiem( $datefunc( 'A', $i ) );
$dateformatstring = ' '.$dateformatstring;
$dateformatstring = preg_replace( "/([^\\\])D/", "\\1" . backslashit( $dateweekday_abbrev ), $dateformatstring );
$dateformatstring = preg_replace( "/([^\\\])F/", "\\1" . backslashit( $datemonth ), $dateformatstring );
$dateformatstring = substr( $dateformatstring, 1, strlen( $dateformatstring ) -1 );
}
- $j = @date( $dateformatstring, $i );
+ $j = @$datefunc( $dateformatstring, $i );
return $j;
}
*
* @param int|string $bytes Number of bytes. Note max integer size for integers.
* @param int $decimals Precision of number of decimal places.
- * @return unknown
+ * @return bool|string False on failure. Number string on success.
*/
function size_format( $bytes, $decimals = null ) {
$quant = array(
return false;
}
-
+/**
+ * Get the week start and end from the datetime or date string from mysql.
+ *
+ * @since 0.71
+ *
+ * @param string $mysqlstring Date or datetime field type from mysql.
+ * @param int $start_of_week Optional. Start of the week as an integer.
+ * @return array Keys are 'start' and 'end'.
+ */
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;
+ $my = substr( $mysqlstring, 0, 4 ); // Mysql string Year
+ $mm = substr( $mysqlstring, 8, 2 ); // Mysql string Month
+ $md = substr( $mysqlstring, 5, 2 ); // Mysql string day
+ $day = mktime( 0, 0, 0, $md, $mm, $my ); // The timestamp for mysqlstring day.
+ $weekday = date( 'w', $day ); // The day of the week from the timestamp
+ $i = 86400; // One day
if( !is_numeric($start_of_week) )
$start_of_week = get_option( 'start_of_week' );
* There is a second filter called 'option_$option' with the $option being
* replaced with the option name. This gives the value as the only parameter.
*
+ * If the option was serialized, when the option was added and, or updated, then
+ * it will be unserialized, when it is returned.
+ *
* @since 1.5.0
* @package WordPress
* @subpackage Option
* @param string $setting Name of option to retrieve. Should already be SQL-escaped
* @return mixed Value set for the option.
*/
-function get_option( $setting ) {
+function get_option( $setting, $default = false ) {
global $wpdb;
// Allow plugins to short-circuit options.
// prevent non-existent options from triggering multiple queries
$notoptions = wp_cache_get( 'notoptions', 'options' );
if ( isset( $notoptions[$setting] ) )
- return false;
+ return $default;
$alloptions = wp_load_alloptions();
} else { // option does not exist, so we must cache its non-existence
$notoptions[$setting] = true;
wp_cache_set( 'notoptions', $notoptions, 'options' );
- return false;
+ return $default;
}
}
}
/**
* Protect WordPress special option from being modified.
*
- * Will die if $option is in protected list.
+ * Will die if $option is in protected list. Protected options are 'alloptions'
+ * and 'notoptions' options.
*
* @since 2.2.0
* @package WordPress
/**
* Retrieve all autoload options or all options, if no autoloaded ones exist.
*
- * This is different from wp_load_alloptions(), in this that function does not
- * cache all options and will retrieve all options from the database every time
+ * This is different from wp_load_alloptions() in that this function does not
+ * cache its results and will retrieve all options from the database every time
+ *
* it is called.
*
* @since 1.0.0
* @return array List of all options.
*/
function get_alloptions() {
- global $wpdb, $wp_queries;
+ global $wpdb;
$show = $wpdb->hide_errors();
if ( !$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" );
$wpdb->show_errors($show);
- foreach ( $options as $option ) {
+ foreach ( (array) $options as $option ) {
// "When trying to design a foolproof system,
// never underestimate the ingenuity of the fools :)" -- Dougal
if ( in_array( $option->option_name, array( 'siteurl', 'home', 'category_base', 'tag_base' ) ) )
/**
* Update the value of an option that was already added.
*
+ * You do not need to serialize values, if the value needs to be serialize, then
+ * it will be serialized before it is inserted into the database. Remember,
+ * resources can not be serialized or added as an option.
+ *
* If the option does not exist, then the option will be added with the option
* value, but you will not be able to set whether it is autoloaded. If you want
* to set whether an option autoloaded, then you need to use the add_option().
/**
* Add a new option.
*
+ * You do not need to serialize values, if the value needs to be serialize, then
+ * it will be serialized before it is inserted into the database. Remember,
+ * resources can not be serialized or added as an option.
+ *
* You can create options without values and then add values later. Does not
* check whether the option has already been added, but does check that you
* aren't adding a protected WordPress option. Care should be taken to not name
*
* @package WordPress
* @subpackage Option
- * @since unknown
+ * @since 1.2.0
*
* @param string $name Option name to remove.
* @return bool True, if succeed. False, if failure.
return true;
}
+/**
+ * Saves and restores user interface settings stored in a cookie.
+ *
+ * Checks if the current user-settings cookie is updated and stores it. When no
+ * cookie exists (different browser used), adds the last saved cookie restoring
+ * the settings.
+ *
+ * @package WordPress
+ * @subpackage Option
+ * @since 2.7.0
+ */
+function wp_user_settings() {
+
+ if ( ! is_admin() )
+ return;
+
+ if ( defined('DOING_AJAX') )
+ return;
+
+ if ( ! $user = wp_get_current_user() )
+ return;
+
+ $settings = get_user_option( 'user-settings', $user->ID, false );
+
+ if ( isset( $_COOKIE['wp-settings-' . $user->ID] ) ) {
+ $cookie = preg_replace( '/[^A-Za-z0-9=&_]/', '', $_COOKIE['wp-settings-' . $user->ID] );
+
+ if ( ! empty( $cookie ) && strpos( $cookie, '=' ) ) {
+ if ( $cookie == $settings )
+ return;
+
+ $last_time = (int) get_user_option( 'user-settings-time', $user->ID, false );
+ $saved = isset( $_COOKIE['wp-settings-time-' . $user->ID]) ? preg_replace( '/[^0-9]/', '', $_COOKIE['wp-settings-time-' . $user->ID] ) : 0;
+
+ if ( $saved > $last_time ) {
+ update_user_option( $user->ID, 'user-settings', $cookie, false );
+ update_user_option( $user->ID, 'user-settings-time', time() - 5, false );
+ return;
+ }
+ }
+ }
+
+ setcookie( 'wp-settings-' . $user->ID, $settings, time() + 31536000, SITECOOKIEPATH );
+ setcookie( 'wp-settings-time-' . $user->ID, time(), time() + 31536000, SITECOOKIEPATH );
+}
+
+/**
+ * Retrieve user interface setting value based on setting name.
+ *
+ * @package WordPress
+ * @subpackage Option
+ * @since 2.7.0
+ *
+ * @param string $name The name of the setting.
+ * @param string $default Optional default value to return when $name is not set.
+ * @return mixed the last saved user setting or the default value/false if it doesn't exist.
+ */
+function get_user_setting( $name, $default = false ) {
+
+ $arr = get_all_user_settings();
+
+ return isset($arr[$name]) ? $arr[$name] : $default;
+}
+
+/**
+ * Delete user interface settings.
+ *
+ * Deleting settings would reset them to the defaults.
+ *
+ * @package WordPress
+ * @subpackage Option
+ * @since 2.7.0
+ *
+ * @param mixed $names The name or array of names of the setting to be deleted.
+ */
+function delete_user_setting( $names ) {
+ global $current_user;
+
+ $arr = get_all_user_settings();
+ $names = (array) $names;
+
+ foreach ( $names as $name ) {
+ if ( isset($arr[$name]) ) {
+ unset($arr[$name]);
+ $settings = '';
+ }
+ }
+
+ if ( isset($settings) ) {
+ foreach ( $arr as $k => $v )
+ $settings .= $k . '=' . $v . '&';
+
+ $settings = rtrim($settings, '&');
+
+ update_user_option( $current_user->ID, 'user-settings', $settings );
+ setcookie('wp-settings-'.$current_user->ID, $settings, time() + 31536000, SITECOOKIEPATH);
+ }
+}
+
+/**
+ * Retrieve all user interface settings.
+ *
+ * @package WordPress
+ * @subpackage Option
+ * @since 2.7.0
+ *
+ * @return array the last saved user settings or empty array.
+ */
+function get_all_user_settings() {
+ if ( ! $user = wp_get_current_user() )
+ return array();
+
+ if ( isset($_COOKIE['wp-settings-'.$user->ID]) ) {
+ $cookie = preg_replace( '/[^A-Za-z0-9=&_]/', '', $_COOKIE['wp-settings-'.$user->ID] );
+
+ if ( $cookie && strpos($cookie, '=') ) { // the '=' cannot be 1st char
+ parse_str($cookie, $arr);
+ return $arr;
+ }
+ }
+
+ return array();
+}
+
+/**
+ * Delete the user settings of the current user.
+ *
+ * @package WordPress
+ * @subpackage Option
+ * @since 2.7.0
+ */
+function delete_all_user_settings() {
+ if ( ! $user = wp_get_current_user() )
+ return;
+
+ delete_usermeta( $user->ID, 'user-settings' );
+ setcookie('wp-settings-'.$user->ID, ' ', time() - 31536000, SITECOOKIEPATH);
+}
+
/**
* Serialize data, if needed.
*
+ * @since 2.0.5
+ *
* @param mixed $data Data that might be serialized.
* @return mixed A scalar data
*/
return $data;
}
-
+/**
+ * Strip HTML and put links at the bottom of stripped content.
+ *
+ * Searches for all of the links, strips them out of the content, and places
+ * them at the bottom of the content with numbers.
+ *
+ * @since 0.71
+ *
+ * @param string $content Content to get links
+ * @return string HTML stripped out of content with links at the bottom.
+ */
function make_url_footnote( $content ) {
preg_match_all( '/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches );
- $j = 0;
+ $links_summary = "\n";
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];
return $content;
}
-
+/**
+ * Retrieve post title from XMLRPC XML.
+ *
+ * If the title element is not part of the XML, then the default post title from
+ * the $post_default_title will be used instead.
+ *
+ * @package WordPress
+ * @subpackage XMLRPC
+ * @since 0.71
+ *
+ * @global string $post_default_title Default XMLRPC post title.
+ *
+ * @param string $content XMLRPC XML Request content
+ * @return string Post title
+ */
function xmlrpc_getposttitle( $content ) {
global $post_default_title;
if ( preg_match( '/<title>(.+?)<\/title>/is', $content, $matchtitle ) ) {
return $post_title;
}
-
+/**
+ * Retrieve the post category or categories from XMLRPC XML.
+ *
+ * If the category element is not found, then the default post category will be
+ * used. The return type then would be what $post_default_category. If the
+ * category is found, then it will always be an array.
+ *
+ * @package WordPress
+ * @subpackage XMLRPC
+ * @since 0.71
+ *
+ * @global string $post_default_category Default XMLRPC post category.
+ *
+ * @param string $content XMLRPC XML Request content
+ * @return string|array List of categories or category name.
+ */
function xmlrpc_getpostcategory( $content ) {
global $post_default_category;
if ( preg_match( '/<category>(.+?)<\/category>/is', $content, $matchcat ) ) {
return $post_category;
}
-
+/**
+ * XMLRPC XML content without title and category elements.
+ *
+ * @package WordPress
+ * @subpackage XMLRPC
+ * @since 0.71
+ *
+ * @param string $content XMLRPC XML Request content
+ * @return string XMLRPC XML Request content without title and category elements.
+ */
function xmlrpc_removepostdata( $content ) {
$content = preg_replace( '/<title>(.+?)<\/title>/si', '', $content );
$content = preg_replace( '/<category>(.+?)<\/category>/si', '', $content );
* @see fopen() for mode options.
* @package WordPress
* @subpackage Debug
- * @since unknown
+ * @since 0.71
* @uses $debug Used for whether debugging is enabled.
*
* @param string $filename File path to debug file.
*
* @package WordPress
* @subpackage Debug
- * @since unknown
+ * @since 0.71
* @uses $debug Used for whether debugging is enabled.
*
* @param resource $fp File handle for debugging file.
*
* @package WordPress
* @subpackage Debug
- * @since unknown
+ * @since 0.71
* @uses $debug Used for whether debugging is enabled.
*
* @param resource $fp Debug File handle.
fclose( $fp );
}
+/**
+ * Check content for video and audio links to add as enclosures.
+ *
+ * Will not add enclosures that have already been added. This is called as
+ * pingbacks and trackbacks.
+ *
+ * @package WordPress
+ * @since 1.5.0
+ *
+ * @uses $wpdb
+ *
+ * @param string $content Post Content
+ * @param int $post_ID Post ID
+ */
function do_enclose( $content, $post_ID ) {
global $wpdb;
include_once( ABSPATH . WPINC . '/class-IXR.php' );
debug_fwrite( $log, 'Post contents:' );
debug_fwrite( $log, $content . "\n" );
- foreach ( $post_links_temp[0] as $link_test ) {
+ foreach ( (array) $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'] ) )
}
}
- foreach ( $post_links as $url ) {
+ foreach ( (array) $post_links as $url ) {
if ( $url != '' && !$wpdb->get_var( $wpdb->prepare( "SELECT post_id FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE (%s)", $post_ID, $url . '%' ) ) ) {
if ( $headers = wp_get_http_headers( $url) ) {
$len = (int) $headers['content-length'];
* If $file_path is a writable filename, this will do a GET request and write
* the file to that path.
*
- * @since unknown
+ * @since 2.5.0
*
- * @param string $url
+ * @param string $url URL to fetch.
* @param string|bool $file_path Optional. File path to write request to.
- * @param int $red Optional. Number of Redirects. Stops at 5 redirects.
+ * @param bool $deprecated Deprecated. Not used.
* @return bool|string False on failure and string of headers if HEAD request.
*/
-function wp_get_http( $url, $file_path = false, $red = 1 ) {
- global $wp_version;
+function wp_get_http( $url, $file_path = false, $deprecated = false ) {
@set_time_limit( 60 );
- if ( $red > 5 )
- return false;
-
- $parts = parse_url( $url );
- $file = $parts['path'] . ( ( $parts['query'] ) ? '?' . $parts['query'] : '' );
- $host = $parts['host'];
- if ( !isset( $parts['port'] ) )
- $parts['port'] = 80;
+ $options = array();
+ $options['redirection'] = 5;
- if ( $file_path )
- $request_type = 'GET';
+ if ( false == $file_path )
+ $options['method'] = 'HEAD';
else
- $request_type = 'HEAD';
+ $options['method'] = 'GET';
- $head = "$request_type $file HTTP/1.1\r\nHOST: $host\r\nUser-Agent: WordPress/" . $wp_version . "\r\n\r\n";
+ $response = wp_remote_request($url, $options);
- $fp = @fsockopen( $host, $parts['port'], $err_num, $err_msg, 3 );
- if ( !$fp )
+ if ( is_wp_error( $response ) )
return false;
- $response = '';
- fputs( $fp, $head );
- while ( !feof( $fp ) && strpos( $response, "\r\n\r\n" ) == false )
- $response .= fgets( $fp, 2048 );
- 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
-
- $code = $headers['response'];
- if ( ( '302' == $code || '301' == $code ) && isset( $headers['location'] ) ) {
- fclose($fp);
- return wp_get_http( $headers['location'], $file_path, ++$red );
- }
-
- // make a note of the final location, so the caller can tell if we were redirected or not
- $headers['x-final-location'] = $url;
+ $headers = wp_remote_retrieve_headers( $response );
+ $headers['response'] = $response['response']['code'];
- // HEAD request only
- if ( !$file_path ) {
- fclose($fp);
+ if ( false == $file_path )
return $headers;
- }
- // GET request - fetch and write it to the supplied filename
- $content_length = $headers['content-length'];
- $got_bytes = 0;
+ // GET request - write it to the supplied filename
$out_fp = fopen($file_path, 'w');
- while ( !feof($fp) ) {
- $buf = fread( $fp, 4096 );
- fwrite( $out_fp, $buf );
- $got_bytes += strlen($buf);
- // don't read past the content-length
- if ($content_length and $got_bytes >= $content_length)
- break;
- }
+ if ( !$out_fp )
+ return $headers;
+ fwrite( $out_fp, $response['body']);
fclose($out_fp);
- fclose($fp);
+
return $headers;
}
* @since 1.5.1
*
* @param string $url
- * @param int $red Optional. Number of redirects.
+ * @param bool $deprecated Not Used.
* @return bool|string False on failure, headers on success.
*/
-function wp_get_http_headers( $url, $red = 1 ) {
- return wp_get_http( $url, false, $red );
+function wp_get_http_headers( $url, $deprecated = false ) {
+ $response = wp_remote_head( $url );
+
+ if ( is_wp_error( $response ) )
+ return false;
+
+ return wp_remote_retrieve_headers( $response );
}
/**
* Whether today is a new day.
*
- * {@internal Need to find out how this function is used.}}
- *
* @since 0.71
* @uses $day Today
* @uses $previousday Previous day
* @link http://us2.php.net/manual/en/function.http-build-query.php more on what
* http_build_query() does.
*
- * @since unknown
+ * @since 2.3.0
*
* @param array $data URL-encode key/value pairs.
* @return string URL encoded string
*/
function build_query( $data ) {
- return _http_build_query( $data, NULL, '&', '', false );
+ return _http_build_query( $data, null, '&', '', false );
}
/**
* @param mixed $param1 Either newkey or an associative_array
* @param mixed $param2 Either newvalue or oldquery or uri
* @param mixed $param3 Optional. Old query or uri
- * @return unknown
+ * @return string New URL query string.
*/
function add_query_arg() {
$ret = '';
$qs[func_get_arg( 0 )] = func_get_arg( 1 );
}
- foreach ( $qs as $k => $v ) {
+ foreach ( (array) $qs as $k => $v ) {
if ( $v === false )
unset( $qs[$k] );
}
*
* @param string|array $key Query key or keys to remove.
* @param bool $query When false uses the $_SERVER value.
- * @return unknown
+ * @return string New URL query string.
*/
function remove_query_arg( $key, $query=false ) {
if ( is_array( $key ) ) { // removing multiple keys
- foreach ( (array) $key as $k )
+ foreach ( $key as $k )
$query = add_query_arg( $k, false, $query );
return $query;
}
* Walks the array while sanitizing the contents.
*
* @uses $wpdb Used to sanitize values
+ * @since 0.71
*
* @param array $array Array to used to walk while sanitizing contents.
* @return array Sanitized $array.
function add_magic_quotes( $array ) {
global $wpdb;
- foreach ( $array as $k => $v ) {
+ foreach ( (array) $array as $k => $v ) {
if ( is_array( $v ) ) {
$array[$k] = add_magic_quotes( $v );
} else {
/**
* HTTP request for URI to retrieve content.
*
- * Tries to retrieve the HTTP content with fopen first and then using cURL, if
- * fopen can't be used.
- *
- * @since unknown
+ * @since 1.5.1
+ * @uses wp_remote_get()
*
* @param string $uri URI/URL of web page to retrieve.
- * @return string HTTP content.
+ * @return bool|string HTTP content. False on failure.
*/
function wp_remote_fopen( $uri ) {
- $timeout = 10;
$parsed_url = @parse_url( $uri );
if ( !$parsed_url || !is_array( $parsed_url ) )
return false;
- if ( !isset( $parsed_url['scheme'] ) || !in_array( $parsed_url['scheme'], array( 'http','https' ) ) )
- $uri = 'http://' . $uri;
+ $options = array();
+ $options['timeout'] = 10;
- if ( ini_get( 'allow_url_fopen' ) ) {
- $fp = @fopen( $uri, 'r' );
- if ( !$fp )
- return false;
+ $response = wp_remote_get( $uri, $options );
- //stream_set_timeout($fp, $timeout); // Requires php 4.3
- $linea = '';
- while ( $remote_read = fread( $fp, 4096 ) )
- $linea .= $remote_read;
- fclose( $fp );
- return $linea;
- } elseif ( 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 );
- curl_setopt( $handle, CURLOPT_TIMEOUT, $timeout );
- $buffer = curl_exec( $handle );
- curl_close( $handle );
- return $buffer;
- } else {
+ if ( is_wp_error( $response ) )
return false;
- }
-}
+ return $response['body'];
+}
+/**
+ * Setup the WordPress query.
+ *
+ * @since 2.0.0
+ *
+ * @param string $query_vars Default WP_Query arguments.
+ */
function wp( $query_vars = '' ) {
global $wp, $wp_query, $wp_the_query;
$wp->main( $query_vars );
/**
* Set HTTP status header.
*
- * @since unknown
+ * @since 2.0.0
* @uses apply_filters() Calls 'status_header' on status header string, HTTP
* HTTP code, HTTP code description, and protocol string as separate
* parameters.
return ( strtolower( $yn ) == 'y' );
}
-
+/**
+ * Loads the feed template from the use of an action hook.
+ *
+ * If the feed action does not have a hook, then the function will die with a
+ * message telling the visitor that the feed is not valid.
+ *
+ * It is better to only have one hook for each feed.
+ *
+ * @since 2.1.0
+ * @uses $wp_query Used to tell if the use a comment feed.
+ * @uses do_action() Calls 'do_feed_$feed' hook, if a hook exists for the feed.
+ */
function do_feed() {
global $wp_query;
}
}
-
+/**
+ * Test whether blog is already installed.
+ *
+ * The cache will be checked first. If you have a cache plugin, which saves the
+ * cache values, then this will work. If you use the default WordPress cache,
+ * and the database goes away, then you might have problems.
+ *
+ * Checks for the option siteurl for whether WordPress is installed.
+ *
+ * @since 2.1.0
+ * @uses $wpdb
+ *
+ * @return bool Whether blog is already installed.
+ */
function is_blog_installed() {
global $wpdb;
- // Check cache first. If options table goes away and we have true cached, oh well.
+ // Check cache first. If options table goes away and we have true cached, oh well.
if ( wp_cache_get('is_blog_installed') )
return true;
return $installed;
}
-
+/**
+ * Retrieve URL with nonce added to URL query.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @param string $actionurl URL to add nonce action
+ * @param string $action Optional. Nonce action name
+ * @return string URL with nonce action added.
+ */
function wp_nonce_url( $actionurl, $action = -1 ) {
$actionurl = str_replace( '&', '&', $actionurl );
return wp_specialchars( add_query_arg( '_wpnonce', wp_create_nonce( $action ), $actionurl ) );
}
-
+/**
+ * Retrieve or display nonce hidden field for forms.
+ *
+ * The nonce field is used to validate that the contents of the form came from
+ * the location on the current site and not somewhere else. The nonce does not
+ * offer absolute protection, but should protect against most cases. It is very
+ * important to use nonce field in forms.
+ *
+ * If you set $echo to true and set $referer to true, then you will need to
+ * retrieve the {@link wp_referer_field() wp referer field}. If you have the
+ * $referer set to true and are echoing the nonce field, it will also echo the
+ * referer field.
+ *
+ * The $action and $name are optional, but if you want to have better security,
+ * it is strongly suggested to set those two parameters. It is easier to just
+ * call the function without any parameters, because validation of the nonce
+ * doesn't require any parameters, but since crackers know what the default is
+ * it won't be difficult for them to find a way around your nonce and cause
+ * damage.
+ *
+ * The input name will be whatever $name value you gave. The input value will be
+ * the nonce creation value.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @param string $action Optional. Action name.
+ * @param string $name Optional. Nonce name.
+ * @param bool $referer Optional, default true. Whether to set the referer field for validation.
+ * @param bool $echo Optional, default true. Whether to display or return hidden form field.
+ * @return string Nonce field.
+ */
function wp_nonce_field( $action = -1, $name = "_wpnonce", $referer = true , $echo = true ) {
$name = attribute_escape( $name );
$nonce_field = '<input type="hidden" id="' . $name . '" name="' . $name . '" value="' . wp_create_nonce( $action ) . '" />';
if ( $echo )
echo $nonce_field;
-
+
if ( $referer )
wp_referer_field( $echo, 'previous' );
-
+
return $nonce_field;
}
-
+/**
+ * Retrieve or display referer hidden field for forms.
+ *
+ * The referer link is the current Request URI from the server super global. The
+ * input name is '_wp_http_referer', in case you wanted to check manually.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @param bool $echo Whether to echo or return the referer field.
+ * @return string Referer field.
+ */
function wp_referer_field( $echo = true) {
$ref = attribute_escape( $_SERVER['REQUEST_URI'] );
$referer_field = '<input type="hidden" name="_wp_http_referer" value="'. $ref . '" />';
return $referer_field;
}
+/**
+ * Retrieve or display original referer hidden field for forms.
+ *
+ * The input name is '_wp_original_http_referer' and will be either the same
+ * value of {@link wp_referer_field()}, if that was posted already or it will
+ * be the current page, if it doesn't exist.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @param bool $echo Whether to echo the original http referer
+ * @param string $jump_back_to Optional, default is 'current'. Can be 'previous' or page you want to jump back to.
+ * @return string Original referer field.
+ */
function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {
$jump_back_to = ( 'previous' == $jump_back_to ) ? wp_get_referer() : $_SERVER['REQUEST_URI'];
$ref = ( wp_get_original_referer() ) ? wp_get_original_referer() : $jump_back_to;
return $orig_referer_field;
}
-
+/**
+ * Retrieve referer from '_wp_http_referer', HTTP referer, or current page respectively.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @return string|bool False on failure. Referer URL on success.
+ */
function wp_get_referer() {
+ $ref = '';
if ( ! empty( $_REQUEST['_wp_http_referer'] ) )
$ref = $_REQUEST['_wp_http_referer'];
else if ( ! empty( $_SERVER['HTTP_REFERER'] ) )
return false;
}
-
+/**
+ * Retrieve original referer that was posted, if it exists.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @return string|bool False if no original referer or original referer if set.
+ */
function wp_get_original_referer() {
if ( !empty( $_REQUEST['_wp_original_http_referer'] ) )
return $_REQUEST['_wp_original_http_referer'];
return false;
}
-
+/**
+ * Recursive directory creation based on full path.
+ *
+ * Will attempt to set permissions on folders.
+ *
+ * @since 2.0.1
+ *
+ * @param string $target Full path to attempt to create.
+ * @return bool Whether the path was created or not. True if path already exists.
+ */
function wp_mkdir_p( $target ) {
// from php.net/mkdir user contributed notes
$target = str_replace( '//', '/', $target );
}
// If the above failed, attempt to create the parent node, then try again.
- if ( wp_mkdir_p( dirname( $target ) ) )
+ if ( ( $target != '/' ) && ( wp_mkdir_p( dirname( $target ) ) ) )
return wp_mkdir_p( $target );
return false;
}
-// Test if a give filesystem path is absolute ('/foo/bar', 'c:\windows')
+/**
+ * Test if a give filesystem path is absolute ('/foo/bar', 'c:\windows').
+ *
+ * @since 2.5.0
+ *
+ * @param string $path File path
+ * @return bool True if path is absolute, false is not absolute.
+ */
function path_is_absolute( $path ) {
// this is definitive if true but fails if $path does not exist or contains a symbolic link
if ( realpath($path) == $path )
return (bool) preg_match('#^[/\\\\]#', $path);
}
-// Join two filesystem paths together (e.g. 'give me $path relative to $base')
+/**
+ * Join two filesystem paths together (e.g. 'give me $path relative to $base').
+ *
+ * If the $path is absolute, then it the full path is returned.
+ *
+ * @since 2.5.0
+ *
+ * @param string $base
+ * @param string $path
+ * @return string The path with the base or absolute path.
+ */
function path_join( $base, $path ) {
if ( path_is_absolute($path) )
return $path;
return rtrim($base, '/') . '/' . ltrim($path, '/');
}
-// Returns an array containing the current upload directory's path and url, or an error message.
-function wp_upload_dir( $time = NULL ) {
+/**
+ * Get an array containing the current upload directory's path and url.
+ *
+ * Checks the 'upload_path' option, which should be from the web root folder,
+ * and if it isn't empty it will be used. If it is empty, then the path will be
+ * 'WP_CONTENT_DIR/uploads'. If the 'UPLOADS' constant is defined, then it will
+ * override the 'upload_path' option and 'WP_CONTENT_DIR/uploads' path.
+ *
+ * The upload URL path is set either by the 'upload_url_path' option or by using
+ * the 'WP_CONTENT_URL' constant and appending '/uploads' to the path.
+ *
+ * If the 'uploads_use_yearmonth_folders' is set to true (checkbox if checked in
+ * the administration settings panel), then the time will be used. The format
+ * will be year first and then month.
+ *
+ * If the path couldn't be created, then an error will be returned with the key
+ * 'error' containing the error message. The error suggests that the parent
+ * directory is not writable by the server.
+ *
+ * On success, the returned array will have many indices:
+ * 'path' - base directory and sub directory or full path to upload directory.
+ * 'url' - base url and sub directory or absolute URL to upload directory.
+ * 'subdir' - sub directory if uploads use year/month folders option is on.
+ * 'basedir' - path without subdir.
+ * 'baseurl' - URL path without subdir.
+ * 'error' - set to false.
+ *
+ * @since 2.0.0
+ * @uses apply_filters() Calls 'upload_dir' on returned array.
+ *
+ * @param string $time Optional. Time formatted in 'yyyy/mm'.
+ * @return array See above for description.
+ */
+function wp_upload_dir( $time = null ) {
$siteurl = get_option( 'siteurl' );
$upload_path = get_option( 'upload_path' );
$upload_path = trim($upload_path);
if ( empty($upload_path) )
$dir = WP_CONTENT_DIR . '/uploads';
- else
+ else
$dir = $upload_path;
// $dir is absolute, $path is (maybe) relative to ABSPATH
$dir = path_join( ABSPATH, $dir );
-
+
if ( !$url = get_option( 'upload_url_path' ) ) {
if ( empty($upload_path) or ( $upload_path == $dir ) )
$url = WP_CONTENT_URL . '/uploads';
$url = trailingslashit( $siteurl ) . UPLOADS;
}
- $bdir = $dir;
+ $bdir = $dir;
$burl = $url;
$subdir = '';
$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, 'subdir' => $subdir, 'basedir' => $bdir, 'baseurl' => $burl, 'error' => false );
return apply_filters( 'upload_dir', $uploads );
}
-// return a filename that is sanitized and unique for the given directory
-function wp_unique_filename( $dir, $filename, $unique_filename_callback = NULL ) {
+/**
+ * Get a filename that is sanitized and unique for the given directory.
+ *
+ * If the filename is not unique, then a number will be added to the filename
+ * before the extension, and will continue adding numbers until the filename is
+ * unique.
+ *
+ * The callback must accept two parameters, the first one is the directory and
+ * the second is the filename. The callback must be a function.
+ *
+ * @since 2.5
+ *
+ * @param string $dir
+ * @param string $filename
+ * @param string $unique_filename_callback Function name, must be a function.
+ * @return string New filename, if given wasn't unique.
+ */
+function wp_unique_filename( $dir, $filename, $unique_filename_callback = null ) {
$filename = strtolower( $filename );
// separate the filename into a name and extension
$info = pathinfo($filename);
- $ext = $info['extension'];
+ $ext = !empty($info['extension']) ? $info['extension'] : '';
$name = basename($filename, ".{$ext}");
-
+
// edge case: if file is named '.ext', treat as an empty name
if( $name === ".$ext" )
$name = '';
} else {
$number = '';
- if ( empty( $ext ) )
- $ext = '';
- else
+ if ( !empty( $ext ) )
$ext = strtolower( ".$ext" );
$filename = str_replace( $ext, '', $filename );
return $filename;
}
-function wp_upload_bits( $name, $deprecated, $bits, $time = NULL ) {
+/**
+ * Create a file in the upload folder with given content.
+ *
+ * If there is an error, then the key 'error' will exist with the error message.
+ * If success, then the key 'file' will have the unique file path, the 'url' key
+ * will have the link to the new file. and the 'error' key will be set to false.
+ *
+ * This function will not move an uploaded file to the upload folder. It will
+ * create a new file with the content in $bits parameter. If you move the upload
+ * file, read the content of the uploaded file, and then you can give the
+ * filename and content to this function, which will add it to the upload
+ * folder.
+ *
+ * The permissions will be set on the new file automatically by this function.
+ *
+ * @since 2.0.0
+ *
+ * @param string $name
+ * @param null $deprecated Not used. Set to null.
+ * @param mixed $bits File content
+ * @param string $time Optional. Time formatted in 'yyyy/mm'.
+ * @return array
+ */
+function wp_upload_bits( $name, $deprecated, $bits, $time = null ) {
if ( empty( $name ) )
- return array( 'error' => __( "Empty filename" ) );
+ return array( 'error' => __( 'Empty filename' ) );
$wp_filetype = wp_check_filetype( $name );
if ( !$wp_filetype['ext'] )
- return array( 'error' => __( "Invalid file type" ) );
+ return array( 'error' => __( 'Invalid file type' ) );
$upload = wp_upload_dir( $time );
return array( 'file' => $new_file, 'url' => $url, 'error' => false );
}
+/**
+ * Retrieve the file type based on the extension name.
+ *
+ * @package WordPress
+ * @since 2.5.0
+ * @uses apply_filters() Calls 'ext2type' hook on default supported types.
+ *
+ * @param string $ext The extension to search.
+ * @return string|null The file type, example: audio, video, document, spreadsheet, etc. Null if not found.
+ */
function wp_ext2type( $ext ) {
$ext2type = apply_filters('ext2type', array(
'audio' => array('aac','ac3','aif','aiff','mp1','mp2','mp3','m3a','m4a','m4b','ogg','ram','wav','wma'),
'video' => array('asf','avi','divx','dv','mov','mpg','mpeg','mp4','mpv','ogm','qt','rm','vob','wmv'),
- 'document' => array('doc','pages','odt','rtf','pdf'),
- 'spreadsheet' => array('xls','numbers','ods'),
- 'interactive' => array('ppt','key','odp','swf'),
+ 'document' => array('doc','docx','pages','odt','rtf','pdf'),
+ 'spreadsheet' => array('xls','xlsx','numbers','ods'),
+ 'interactive' => array('ppt','pptx','key','odp','swf'),
'text' => array('txt'),
'archive' => array('tar','bz2','gz','cab','dmg','rar','sea','sit','sqx','zip'),
'code' => array('css','html','php','js'),
return $type;
}
+/**
+ * Retrieve the file type from the file name.
+ *
+ * You can optionally define the mime array, if needed.
+ *
+ * @since 2.0.4
+ *
+ * @param string $filename File name or path.
+ * @param array $mimes Optional. Key is the file extension with value as the mime type.
+ * @return array Values with extension first and mime type.
+ */
function wp_check_filetype( $filename, $mimes = null ) {
// Accepted MIME types are set here as PCRE unless provided.
$mimes = ( is_array( $mimes ) ) ? $mimes : apply_filters( 'upload_mimes', array(
'ico' => 'image/x-icon',
'asf|asx|wax|wmv|wmx' => 'video/asf',
'avi' => 'video/avi',
+ 'divx' => 'video/divx',
'mov|qt' => 'video/quicktime',
'mpeg|mpg|mpe|mp4' => 'video/mpeg',
'txt|c|cc|h' => 'text/plain',
'rtf' => 'application/rtf',
'js' => 'application/javascript',
'pdf' => 'application/pdf',
- 'doc' => 'application/msword',
- 'pot|pps|ppt' => 'application/vnd.ms-powerpoint',
+ 'doc|docx' => 'application/msword',
+ 'pot|pps|ppt|pptx' => 'application/vnd.ms-powerpoint',
'wri' => 'application/vnd.ms-write',
- 'xla|xls|xlt|xlw' => 'application/vnd.ms-excel',
+ 'xla|xls|xlsx|xlt|xlw' => 'application/vnd.ms-excel',
'mdb' => 'application/vnd.ms-access',
'mpp' => 'application/vnd.ms-project',
'swf' => 'application/x-shockwave-flash',
return compact( 'ext', 'type' );
}
+/**
+ * Retrieve nonce action "Are you sure" message.
+ *
+ * The action is split by verb and noun. The action format is as follows:
+ * verb-action_extra. The verb is before the first dash and has the format of
+ * letters and no spaces and numbers. The noun is after the dash and before the
+ * underscore, if an underscore exists. The noun is also only letters.
+ *
+ * The filter will be called for any action, which is not defined by WordPress.
+ * You may use the filter for your plugin to explain nonce actions to the user,
+ * when they get the "Are you sure?" message. The filter is in the format of
+ * 'explain_nonce_$verb-$noun' with the $verb replaced by the found verb and the
+ * $noun replaced by the found noun. The two parameters that are given to the
+ * hook are the localized "Are you sure you want to do this?" message with the
+ * extra text (the text after the underscore).
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @param string $action Nonce action.
+ * @return string Are you sure message.
+ */
function wp_explain_nonce( $action ) {
if ( $action !== -1 && preg_match( '/([a-z]+)-([a-z]+)(_(.+))?/', $action, $matches ) ) {
$verb = $matches[1];
$trans['edit']['plugin'] = array( __( 'Your attempt to edit this plugin file: "%s" has failed.' ), 'use_id' );
$trans['activate']['plugin'] = array( __( 'Your attempt to activate this plugin: "%s" has failed.' ), 'use_id' );
$trans['deactivate']['plugin'] = array( __( 'Your attempt to deactivate this plugin: "%s" has failed.' ), 'use_id' );
- $trans['upgrade']['plugin'] = array( __( 'Your attempt to upgrade this plugin: "%s" has failed.' ), 'use_id' );
+ $trans['upgrade']['plugin'] = array( __( 'Your attempt to upgrade this plugin: "%s" has failed.' ), 'use_id' );
$trans['add']['post'] = array( __( 'Your attempt to add this post has failed.' ), false );
$trans['delete']['post'] = array( __( 'Your attempt to delete this post: "%s" has failed.' ), 'get_the_title' );
$trans['edit']['theme'] = array( __( 'Your attempt to edit this theme file: "%s" has failed.' ), 'use_id' );
$trans['switch']['theme'] = array( __( 'Your attempt to switch to this theme: "%s" has failed.' ), 'use_id' );
+ $trans['log']['out'] = array( sprintf( __( 'You are attempting to log out of %s' ), get_bloginfo( 'sitename' ) ), false );
+
if ( isset( $trans[$verb][$noun] ) ) {
if ( !empty( $trans[$verb][$noun][1] ) ) {
$lookup = $trans[$verb][$noun][1];
return apply_filters( 'explain_nonce_' . $verb . '-' . $noun, __( 'Are you sure you want to do this?' ), $matches[4] );
}
-
+/**
+ * Display "Are You Sure" message to confirm the action being taken.
+ *
+ * If the action has the nonce explain message, then it will be displayed along
+ * with the "Are you sure?" message.
+ *
+ * @package WordPress
+ * @subpackage Security
+ * @since 2.0.4
+ *
+ * @param string $action The nonce action.
+ */
function wp_nonce_ays( $action ) {
$title = __( 'WordPress Failure Notice' );
- $html = wp_specialchars( wp_explain_nonce( $action ) ) . '</p>';
+ $html = wp_specialchars( wp_explain_nonce( $action ) );
if ( wp_get_referer() )
- $html .= "<p><a href='" . remove_query_arg( 'updated', clean_url( wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";
+ $html .= "</p><p><a href='" . remove_query_arg( 'updated', clean_url( wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";
+ elseif ( 'log-out' == $action )
+ $html .= "</p><p>" . sprintf( __( "Do you really want to <a href='%s'>log out</a>?"), wp_nonce_url( site_url('wp-login.php?action=logout', 'login'), 'log-out' ) );
+
wp_die( $html, $title);
}
-
-function wp_die( $message, $title = '' ) {
+/**
+ * Kill WordPress execution and display HTML message with error message.
+ *
+ * Call this function complements the die() PHP function. The difference is that
+ * HTML will be displayed to the user. It is recommended to use this function
+ * only, when the execution should not continue any further. It is not
+ * recommended to call this function very often and try to handle as many errors
+ * as possible siliently.
+ *
+ * @since 2.0.4
+ *
+ * @param string $message Error message.
+ * @param string $title Error title.
+ * @param string|array $args Optional arguements to control behaviour.
+ */
+function wp_die( $message, $title = '', $args = array() ) {
global $wp_locale;
+ $defaults = array( 'response' => 500 );
+ $r = wp_parse_args($args, $defaults);
+
if ( function_exists( 'is_wp_error' ) && is_wp_error( $message ) ) {
if ( empty( $title ) ) {
$error_data = $message->get_error_data();
if ( !function_exists( 'did_action' ) || !did_action( 'admin_head' ) ) :
if( !headers_sent() ){
- status_header( 500 );
+ status_header( $r['response'] );
nocache_headers();
header( 'Content-Type: text/html; charset=utf-8' );
}
<body id="error-page">
<?php endif; ?>
<?php echo $message; ?>
+ <?php if ( strlen($message) < 512) echo str_repeat(' ', 512-strlen($message)); ?>
</body>
</html>
<?php
die();
}
-
+/**
+ * Retrieve the WordPress home page URL.
+ *
+ * If the constant named 'WP_HOME' exists, then it willl be used and returned by
+ * the function. This can be used to counter the redirection on your local
+ * development environment.
+ *
+ * @access private
+ * @package WordPress
+ * @since 2.2.0
+ *
+ * @param string $url URL for the home location
+ * @return string Homepage location.
+ */
function _config_wp_home( $url = '' ) {
if ( defined( 'WP_HOME' ) )
return WP_HOME;
return $url;
}
-
+/**
+ * Retrieve the WordPress site URL.
+ *
+ * If the constant named 'WP_SITEURL' is defined, then the value in that
+ * constant will always be returned. This can be used for debugging a site on
+ * your localhost while not having to change the database to your URL.
+ *
+ * @access private
+ * @package WordPress
+ * @since 2.2.0
+ *
+ * @param string $url URL to set the WordPress site location.
+ * @return string The WordPress Site URL
+ */
function _config_wp_siteurl( $url = '' ) {
if ( defined( 'WP_SITEURL' ) )
return WP_SITEURL;
return $url;
}
-
+/**
+ * Set the localized direction for MCE plugin.
+ *
+ * Will only set the direction to 'rtl', if the WordPress locale has the text
+ * direction set to 'rtl'.
+ *
+ * Fills in the 'directionality', 'plugins', and 'theme_advanced_button1' array
+ * keys. These keys are then returned in the $input array.
+ *
+ * @access private
+ * @package WordPress
+ * @subpackage MCE
+ * @since 2.1.0
+ *
+ * @param array $input MCE plugin array.
+ * @return array Direction set for 'rtl', if needed by locale.
+ */
function _mce_set_direction( $input ) {
global $wp_locale;
return $input;
}
-
+/**
+ * Convert smiley code to the icon graphic file equivalent.
+ *
+ * You can turn off smilies, by going to the write setting screen and unchecking
+ * the box, or by setting 'use_smilies' option to false or removing the option.
+ *
+ * Plugins may override the default smiley list by setting the $wpsmiliestrans
+ * to an array, with the key the code the blogger types in and the value the
+ * image file.
+ *
+ * The $wp_smiliessearch global is for the regular expression array and is
+ * set each time the function is called. The $wp_smiliesreplace is the full
+ * replacement. Supposely, the $wp_smiliessearch array is looped over using
+ * preg_replace() or just setting the array of $wp_smiliessearch along with the
+ * array of $wp_smiliesreplace in the search and replace parameters of
+ * preg_replace(), which would be faster and less overhead. Either way, both are
+ * used with preg_replace() and can be defined after the function is called.
+ *
+ * The full list of smilies can be found in the function and won't be listed in
+ * the description. Probably should create a Codex page for it, so that it is
+ * available.
+ *
+ * @global array $wpsmiliestrans
+ * @global array $wp_smiliesreplace
+ * @global array $wp_smiliessearch
+ * @since 2.2.0
+ */
function smilies_init() {
global $wpsmiliestrans, $wp_smiliessearch, $wp_smiliesreplace;
* wp-admin/setup-config.php We must globalise $wpdb to ensure that it is
* defined globally by the inline code in wp-db.php.
*
- * @since 2.5
+ * @since 2.5.0
* @global $wpdb WordPress Database Object
*/
function require_wp_db() {
* search engines from caching the message. Custom DB messages should do the
* same.
*
- * @since 2.5
+ * This function was backported to the the WordPress 2.3.2, but originally was
+ * added in WordPress 2.5.0.
+ *
+ * @since 2.3.2
* @uses $wpdb
*/
function dead_db() {
/**
* Converts value to positive integer.
*
- * @since 2.5
- *
- * @param mixed $maybeint data you wish to have convered to an absolute integer
- * @return int an absolute integer
+ * @since 2.5.0
+ *
+ * @param mixed $maybeint Data you wish to have convered to an absolute integer
+ * @return int An absolute integer
*/
function absint( $maybeint ) {
return abs( intval( $maybeint ) );
* Determines if blog can be accessed over SSL by using cURL to access the site
* using the https in the siteurl. Requires cURL extension to work correctly.
*
- * @since 2.5
+ * @since 2.5.0
*
* @return bool Whether or not SSL access is available
*/
function url_is_accessable_via_ssl($url)
{
if (in_array('curl', get_loaded_extensions())) {
- $ssl = preg_replace( '/^http:\/\//', 'https://', $url );
+ $ssl = preg_replace( '/^http:\/\//', 'https://', $url );
- $ch = curl_init();
- curl_setopt($ch, CURLOPT_URL, $ssl);
- curl_setopt($ch, CURLOPT_FAILONERROR, true);
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
- curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+ $ch = curl_init();
+ curl_setopt($ch, CURLOPT_URL, $ssl);
+ curl_setopt($ch, CURLOPT_FAILONERROR, true);
+ curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+ curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
- curl_exec($ch);
+ curl_exec($ch);
- $status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
- curl_close ($ch);
+ $status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+ curl_close ($ch);
- if ($status == 200 || $status == 401) {
- return true;
- }
+ if ($status == 200 || $status == 401) {
+ return true;
+ }
}
return false;
}
/**
* Secure URL, if available or the given URL.
*
- * @since 2.5
+ * @since 2.5.0
*
* @param string $url Complete URL path with transport.
* @return string Secure or regular URL path.
*
* @package WordPress
* @package Debug
- * @since 2.5
+ * @since 2.5.0
* @access private
*
* @uses do_action() Calls 'deprecated_function_run' and passes the function name and what to use instead.
* @uses apply_filters() Calls 'deprecated_function_trigger_error' and expects boolean value of true to do trigger or false to not trigger error.
*
* @param string $function The function that was called
- * @param string $version The version of WordPress that depreceated the function
+ * @param string $version The version of WordPress that deprecated the function
* @param string $replacement Optional. The function that should have been called
*/
function _deprecated_function($function, $version, $replacement=null) {
*
* @package WordPress
* @package Debug
- * @since 2.5
+ * @since 2.5.0
* @access private
*
* @uses do_action() Calls 'deprecated_file_included' and passes the file name and what to use instead.
* @uses apply_filters() Calls 'deprecated_file_trigger_error' and expects boolean value of true to do trigger or false to not trigger error.
*
* @param string $file The file that was included
- * @param string $version The version of WordPress that depreceated the function
+ * @param string $version The version of WordPress that deprecated the function
* @param string $replacement Optional. The function that should have been called
*/
function _deprecated_file($file, $version, $replacement=null) {
/**
* Is the server running earlier than 1.5.0 version of lighttpd
*
- * @since unknown
+ * @since 2.5.0
*
* @return bool Whether the server is running lighttpd < 1.5.0
*/
/**
* Does the specified module exist in the apache config?
*
- * @since unknown
+ * @since 2.5.0
*
* @param string $mod e.g. mod_rewrite
* @param bool $default The default return value if the module is not found
* character. A return value of '3' means that the file is not in the allowed
* files list.
*
- * @since 2.6
+ * @since 1.2.0
*
* @param string $file File path.
* @param array $allowed_files List of allowed files.
/**
* Determine if SSL is used.
*
- * @since 2.6
+ * @since 2.6.0
*
* @return bool True if SSL, false if not used.
*/
function is_ssl() {
- return ( isset($_SERVER['HTTPS']) && 'on' == strtolower($_SERVER['HTTPS']) ) ? true : false;
+ if ( isset($_SERVER['HTTPS']) ) {
+ if ( 'on' == strtolower($_SERVER['HTTPS']) )
+ return true;
+ if ( '1' == $_SERVER['HTTPS'] )
+ return true;
+ } elseif ( isset($_SERVER['SERVER_PORT']) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
+ return true;
+ }
+ return false;
}
/**
* Whether SSL login should be forced.
*
- * @since 2.6
+ * @since 2.6.0
*
* @param string|bool $force Optional.
* @return bool True if forced, false if not forced.
/**
* Whether to force SSL used for the Administration Panels.
*
- * @since 2.6
+ * @since 2.6.0
*
* @param string|bool $force
* @return bool True if forced, false if not forced.
* Will remove wp-admin links to retrieve only return URLs not in the wp-admin
* directory.
*
- * @since 2.6
+ * @since 2.6.0
*
* @return string
*/
return $url;
}
-?>
\ No newline at end of file
+/**
+ * Suspend cache invalidation.
+ *
+ * Turns cache invalidation on and off. Useful during imports where you don't wont to do invalidations
+ * every time a post is inserted. Callers must be sure that what they are doing won't lead to an inconsistent
+ * cache when invalidation is suspended.
+ *
+ * @since 2.7.0
+ *
+ * @param bool $suspend Whether to suspend or enable cache invalidation
+ * @return bool The current suspend setting
+ */
+function wp_suspend_cache_invalidation($suspend = true) {
+ global $_wp_suspend_cache_invalidation;
+
+ $current_suspend = $_wp_suspend_cache_invalidation;
+ $_wp_suspend_cache_invalidation = $suspend;
+ return $current_suspend;
+}
+
+/**
+ * Copy an object.
+ *
+ * Returns a cloned copy of an object.
+ *
+ * @since 2.7.0
+ *
+ * @param object $object The object to clone
+ * @return object The cloned object
+ */
+function wp_clone( $object ) {
+ static $can_clone;
+ if ( !isset( $can_clone ) ) {
+ $can_clone = version_compare( phpversion(), '5.0', '>=' );
+ }
+ return $can_clone ? clone( $object ) : $object;
+}
+
+
+?>