*
* @since 0.71
*
+ * @global WP_Locale $wp_locale
+ *
* @param string $dateformatstring Format to display the date.
* @param bool|int $unixtimestamp Optional. Unix timestamp. Default false.
* @param bool $gmt Optional. Whether to use GMT timezone. Default false.
/*
* Store original value for language with untypical grammars.
- * See http://core.trac.wordpress.org/ticket/9396
+ * See https://core.trac.wordpress.org/ticket/9396
*/
$req_format = $dateformatstring;
if ( $timezone_string ) {
$timezone_object = timezone_open( $timezone_string );
$date_object = date_create( null, $timezone_object );
- foreach( $timezone_formats as $timezone_format ) {
+ foreach ( $timezone_formats as $timezone_format ) {
if ( false !== strpos( $dateformatstring, $timezone_format ) ) {
$formatted = date_format( $date_object, $timezone_format );
$dateformatstring = ' '.$dateformatstring;
return $j;
}
+/**
+ * Determines if the date should be declined.
+ *
+ * If the locale specifies that month names require a genitive case in certain
+ * formats (like 'j F Y'), the month name will be replaced with a correct form.
+ *
+ * @since 4.4.0
+ *
+ * @param string $date Formatted date string.
+ * @return string The date, declined if locale specifies it.
+ */
+function wp_maybe_decline_date( $date ) {
+ global $wp_locale;
+
+ /* translators: If months in your language require a genitive case,
+ * translate this to 'on'. Do not translate into your own language.
+ */
+ if ( 'on' === _x( 'off', 'decline months names: on or off' ) ) {
+ // Match a format like 'j F Y' or 'j. F'
+ if ( @preg_match( '#^\d{1,2}\.? \w+#u', $date ) ) {
+ $months = $wp_locale->month;
+
+ foreach ( $months as $key => $month ) {
+ $months[ $key ] = '#' . $month . '#';
+ }
+
+ $date = preg_replace( $months, $wp_locale->month_genitive, $date );
+ }
+ }
+
+ // Used for locale-specific rules
+ $locale = get_locale();
+
+ if ( 'ca' === $locale ) {
+ // " de abril| de agost| de octubre..." -> " d'abril| d'agost| d'octubre..."
+ $date = preg_replace( '# de ([ao])#i', " d'\\1", $date );
+ }
+
+ return $date;
+}
+
/**
* Convert integer number to format based on the locale.
*
* @since 2.3.0
*
+ * @global WP_Locale $wp_locale
+ *
* @param int $number The number to convert based on locale.
* @param int $decimals Optional. Precision of the number of decimal places. Default 0.
* @return string Converted number in string format.
*/
function number_format_i18n( $number, $decimals = 0 ) {
global $wp_locale;
- $formatted = number_format( $number, absint( $decimals ), $wp_locale->number_format['decimal_point'], $wp_locale->number_format['thousands_sep'] );
+
+ if ( isset( $wp_locale ) ) {
+ $formatted = number_format( $number, absint( $decimals ), $wp_locale->number_format['decimal_point'], $wp_locale->number_format['thousands_sep'] );
+ } else {
+ $formatted = number_format( $number, absint( $decimals ) );
+ }
/**
* Filter the number formatted based on the locale.
/**
* Convert number of bytes largest unit bytes will fit into.
*
- * It is easier to read 1kB than 1024 bytes and 1MB than 1048576 bytes. Converts
+ * It is easier to read 1 kB than 1024 bytes and 1 MB than 1048576 bytes. Converts
* number of bytes to human readable number by taking the number of that unit
* that the bytes will go into it. Supports TB value.
*
*
* @param int|string $bytes Number of bytes. Note max integer size for integers.
* @param int $decimals Optional. Precision of number of decimal places. Default 0.
- * @return bool|string False on failure. Number string on success.
+ * @return string|false False on failure. Number string on success.
*/
function size_format( $bytes, $decimals = 0 ) {
$quant = array(
- // ========================= Origin ====
- 'TB' => 1099511627776, // pow( 1024, 4)
- 'GB' => 1073741824, // pow( 1024, 3)
- 'MB' => 1048576, // pow( 1024, 2)
- 'kB' => 1024, // pow( 1024, 1)
- 'B ' => 1, // pow( 1024, 0)
+ 'TB' => TB_IN_BYTES,
+ 'GB' => GB_IN_BYTES,
+ 'MB' => MB_IN_BYTES,
+ 'kB' => KB_IN_BYTES,
+ 'B' => 1,
);
- foreach ( $quant as $unit => $mag )
- if ( doubleval($bytes) >= $mag )
+
+ foreach ( $quant as $unit => $mag ) {
+ if ( doubleval( $bytes ) >= $mag ) {
return number_format_i18n( $bytes / $mag, $decimals ) . ' ' . $unit;
+ }
+ }
return false;
}
// The most recent week start day on or before $day.
$start = $day - DAY_IN_SECONDS * ( $weekday - $start_of_week );
- // $start + 7 days - 1 second.
- $end = $start + 7 * DAY_IN_SECONDS - 1;
+ // $start + 1 week - 1 second.
+ $end = $start + WEEK_IN_SECONDS - 1;
return compact( 'start', 'end' );
}
return serialize( $data );
// Double serialization is required for backward compatibility.
- // See http://core.trac.wordpress.org/ticket/12930
+ // See https://core.trac.wordpress.org/ticket/12930
+ // Also the world will end. See WP 3.6.1.
if ( is_serialized( $data, false ) )
return serialize( $data );
*/
function wp_extract_urls( $content ) {
preg_match_all(
- "#("
+ "#([\"']?)("
. "(?:([\w-]+:)?//?)"
. "[^\s()<>]+"
. "[.]"
. "(?:"
. "\([\w\d]+\)|"
. "(?:"
- . "[^`!()\[\]{};:'\".,<>?«»“”‘’\s]|"
+ . "[^`!()\[\]{};:'\".,<>«»“”‘’\s]|"
. "(?:[:]\d+)?/?"
. ")+"
. ")"
- . ")#",
+ . ")\\1#",
$content,
$post_links
);
- $post_links = array_unique( array_map( 'html_entity_decode', $post_links[0] ) );
+ $post_links = array_unique( array_map( 'html_entity_decode', $post_links[2] ) );
return array_values( $post_links );
}
*
* @since 1.5.0
*
- * @see $wpdb
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $content Post Content.
- * @param int $post_ID Post ID.
+ * @param int $post_ID Post ID.
*/
function do_enclose( $content, $post_ID ) {
global $wpdb;
}
}
+ /**
+ * Filter the list of enclosure links before querying the database.
+ *
+ * Allows for the addition and/or removal of potential enclosures to save
+ * to postmeta before checking the database for existing enclosures.
+ *
+ * @since 4.4.0
+ *
+ * @param array $post_links An array of enclosure links.
+ * @param int $post_ID Post ID.
+ */
+ $post_links = apply_filters( 'enclosure_links', $post_links, $post_ID );
+
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, $wpdb->esc_like( $url ) . '%' ) ) ) {
}
}
-/**
- * Perform a HTTP HEAD or GET request.
- *
- * If $file_path is a writable filename, this will do a GET request and write
- * the file to that path.
- *
- * @since 2.5.0
- *
- * @param string $url URL to fetch.
- * @param string|bool $file_path Optional. File path to write request to. Default false.
- * @param int $red Optional. The number of Redirects followed, Upon 5 being hit,
- * returns false. Default 1.
- * @return bool|string False on failure and string of headers if HEAD request.
- */
-function wp_get_http( $url, $file_path = false, $red = 1 ) {
- @set_time_limit( 60 );
-
- if ( $red > 5 )
- return false;
-
- $options = array();
- $options['redirection'] = 5;
-
- if ( false == $file_path )
- $options['method'] = 'HEAD';
- else
- $options['method'] = 'GET';
-
- $response = wp_safe_remote_request( $url, $options );
-
- if ( is_wp_error( $response ) )
- return false;
-
- $headers = wp_remote_retrieve_headers( $response );
- $headers['response'] = wp_remote_retrieve_response_code( $response );
-
- // WP_HTTP no longer follows redirects for HEAD requests.
- if ( 'HEAD' == $options['method'] && in_array($headers['response'], array(301, 302)) && isset( $headers['location'] ) ) {
- return wp_get_http( $headers['location'], $file_path, ++$red );
- }
-
- if ( false == $file_path )
- return $headers;
-
- // GET request - write it to the supplied filename
- $out_fp = fopen($file_path, 'w');
- if ( !$out_fp )
- return $headers;
-
- fwrite( $out_fp, wp_remote_retrieve_body( $response ) );
- fclose($out_fp);
- clearstatcache();
-
- return $headers;
-}
-
/**
* Retrieve HTTP Headers from URL.
*
* @global string $currentday The day of the current post in the loop.
* @global string $previousday The day of the previous post in the loop.
*
- * @return int|bool 1|true when new day, 0|false if not a new day.
+ * @return int 1 when new day, 0 if not a new day.
*/
function is_new_day() {
global $currentday, $previousday;
$k = $key . '%5B' . $k . '%5D';
if ( $v === null )
continue;
- elseif ( $v === FALSE )
+ elseif ( $v === false )
$v = '0';
if ( is_array($v) || is_object($v) )
}
/**
- * Retrieve a modified URL query string.
+ * Retrieves a modified URL query string.
+ *
+ * You can rebuild the URL and append query variables to the URL query by using this function.
+ * There are two ways to use this function; either a single key and value, or an associative array.
*
- * You can rebuild the URL and append a new query variable to the URL query by
- * using this function. You can also retrieve the full URL with query data.
+ * Using a single key and value:
*
- * Adding a single key & value or an associative array. Setting a key value to
- * an empty string removes the key. Omitting oldquery_or_uri uses the $_SERVER
- * value. Additional values provided are expected to be encoded appropriately
- * with urlencode() or rawurlencode().
+ * add_query_arg( 'key', 'value', 'http://example.com' );
+ *
+ * Using an associative array:
+ *
+ * add_query_arg( array(
+ * 'key1' => 'value1',
+ * 'key2' => 'value2',
+ * ), 'http://example.com' );
+ *
+ * Omitting the URL from either use results in the current URL being used
+ * (the value of `$_SERVER['REQUEST_URI']`).
+ *
+ * Values are expected to be encoded appropriately with urlencode() or rawurlencode().
+ *
+ * Setting any query variable's value to boolean false removes the key (see remove_query_arg()).
+ *
+ * Important: The return value of add_query_arg() is not escaped by default. Output should be
+ * late-escaped with esc_url() or similar to help prevent vulnerability to cross-site scripting
+ * (XSS) attacks.
*
* @since 1.5.0
*
- * @param string|array $param1 Either newkey or an associative_array.
- * @param string $param2 Either newvalue or oldquery or URI.
- * @param string $param3 Optional. Old query or URI.
- * @return string New URL query string.
+ * @param string|array $key Either a query variable key, or an associative array of query variables.
+ * @param string $value Optional. Either a query variable value, or a URL to act upon.
+ * @param string $url Optional. A URL to act upon.
+ * @return string New URL query string (unescaped).
*/
function add_query_arg() {
$args = func_get_args();
wp_parse_str( $query, $qs );
$qs = urlencode_deep( $qs ); // this re-URL-encodes things that were already in the query string
if ( is_array( $args[0] ) ) {
- $kayvees = $args[0];
- $qs = array_merge( $qs, $kayvees );
+ foreach ( $args[0] as $k => $v ) {
+ $qs[ $k ] = $v;
+ }
} else {
$qs[ $args[0] ] = $args[1];
}
}
/**
- * Removes an item or list from the query string.
+ * Removes an item or items from a query string.
*
* @since 1.5.0
*
* @param string|array $key Query key or keys to remove.
- * @param bool $query Optional. When false uses the $_SERVER value. Default false.
+ * @param bool|string $query Optional. When false uses the current URL. Default false.
* @return string New URL query string.
*/
function remove_query_arg( $key, $query = false ) {
return add_query_arg( $key, false, $query );
}
+/**
+ * Returns an array of single-use query variable names that can be removed from a URL.
+ *
+ * @since 4.4.0
+ *
+ * @return array An array of parameters to remove from the URL.
+ */
+function wp_removable_query_args() {
+ $removable_query_args = array(
+ 'activate',
+ 'activated',
+ 'approved',
+ 'deactivate',
+ 'deleted',
+ 'disabled',
+ 'enabled',
+ 'error',
+ 'locked',
+ 'message',
+ 'same',
+ 'saved',
+ 'settings-updated',
+ 'skipped',
+ 'spammed',
+ 'trashed',
+ 'unspammed',
+ 'untrashed',
+ 'update',
+ 'updated',
+ 'wp-post-new-reload',
+ );
+
+ /**
+ * Filter the list of query variables to remove.
+ *
+ * @since 4.2.0
+ *
+ * @param array $removable_query_args An array of query variables to remove from a URL.
+ */
+ return apply_filters( 'removable_query_args', $removable_query_args );
+}
+
/**
* Walks the array while sanitizing the contents.
*
* @see wp_safe_remote_get()
*
* @param string $uri URI/URL of web page to retrieve.
- * @return bool|string HTTP content. False on failure.
+ * @return false|string HTTP content. False on failure.
*/
function wp_remote_fopen( $uri ) {
$parsed_url = @parse_url( $uri );
*
* @since 2.0.0
*
- * @param string $query_vars Default WP_Query arguments.
+ * @global WP $wp_locale
+ * @global WP_Query $wp_query
+ * @global WP_Query $wp_the_query
+ *
+ * @param string|array $query_vars Default WP_Query arguments.
*/
function wp( $query_vars = '' ) {
global $wp, $wp_query, $wp_the_query;
*
* @since 2.3.0
*
+ * @global array $wp_header_to_desc
+ *
* @param int $code HTTP status code.
* @return string Empty string if not found, or description if found.
*/
* Set HTTP status header.
*
* @since 2.0.0
+ * @since 4.4.0 Added the `$description` parameter.
*
* @see get_status_header_desc()
*
- * @param int $code HTTP status code.
+ * @param int $code HTTP status code.
+ * @param string $description Optional. A custom description for the HTTP status.
*/
-function status_header( $code ) {
- $description = get_status_header_desc( $code );
+function status_header( $code, $description = '' ) {
+ if ( ! $description ) {
+ $description = get_status_header_desc( $code );
+ }
- if ( empty( $description ) )
+ if ( empty( $description ) ) {
return;
+ }
- $protocol = $_SERVER['SERVER_PROTOCOL'];
- if ( 'HTTP/1.1' != $protocol && 'HTTP/1.0' != $protocol )
- $protocol = 'HTTP/1.0';
+ $protocol = wp_get_server_protocol();
$status_header = "$protocol $code $description";
if ( function_exists( 'apply_filters' ) )
}
}
- foreach( $headers as $name => $field_value )
+ foreach ( $headers as $name => $field_value )
@header("{$name}: {$field_value}");
}
*
* @since 2.0.0
*
- * @global wpdb $wpdb WordPress database access abstraction object.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @return int Number of database queries.
*/
*
* @since 2.1.0
*
- * @uses $wp_query Used to tell if the use a comment feed.
+ * @global WP_Query $wp_query Used to tell if the use a comment feed.
*/
function do_feed() {
global $wp_query;
if ( $feed == '' || $feed == 'feed' )
$feed = get_default_feed();
- $hook = 'do_feed_' . $feed;
- if ( ! has_action( $hook ) )
+ if ( ! has_action( "do_feed_{$feed}" ) ) {
wp_die( __( 'ERROR: This is not a valid feed template.' ), '', array( 'response' => 404 ) );
+ }
/**
* Fires once the given feed is loaded.
*
- * The dynamic hook name, $hook, refers to the feed name.
+ * The dynamic portion of the hook name, `$feed`, refers to the feed template name.
+ * Possible values include: 'rdf', 'rss', 'rss2', and 'atom'.
*
* @since 2.1.0
+ * @since 4.4.0 The `$feed` parameter was added.
*
- * @param bool $is_comment_feed Whether the feed is a comment feed.
+ * @param bool $is_comment_feed Whether the feed is a comment feed.
+ * @param string $feed The feed name.
*/
- do_action( $hook, $wp_query->is_comment_feed );
+ do_action( "do_feed_{$feed}", $wp_query->is_comment_feed, $feed );
}
/**
$site_url = parse_url( site_url() );
$path = ( !empty( $site_url['path'] ) ) ? $site_url['path'] : '';
$output .= "Disallow: $path/wp-admin/\n";
+ $output .= "Allow: $path/wp-admin/admin-ajax.php\n";
}
/**
*
* @since 2.1.0
*
- * @global wpdb $wpdb WordPress database access abstraction object.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @return bool Whether the blog is already installed.
*/
return true;
$suppress = $wpdb->suppress_errors();
- if ( ! defined( 'WP_INSTALLING' ) ) {
+ if ( ! wp_installing() ) {
$alloptions = wp_load_alloptions();
}
// If siteurl is not set to autoload, check it specifically
*
* @since 2.0.4
*
- * @param string $actionurl URL to add nonce action.
- * @param string $action Optional. Nonce action name. Default -1.
- * @param string $name Optional. Nonce name. Default '_wpnonce'.
+ * @param string $actionurl URL to add nonce action.
+ * @param int|string $action Optional. Nonce action name. Default -1.
+ * @param string $name Optional. Nonce name. Default '_wpnonce'.
* @return string Escaped URL with nonce action added.
*/
function wp_nonce_url( $actionurl, $action = -1, $name = '_wpnonce' ) {
*
* @since 2.0.4
*
- * @param string $action Optional. Action name. Default -1.
- * @param string $name Optional. Nonce name. Default '_wpnonce'.
- * @param bool $referer Optional. Whether to set the referer field for validation. Default true.
- * @param bool $echo Optional. Whether to display or return hidden form field. Default true.
+ * @param int|string $action Optional. Action name. Default -1.
+ * @param string $name Optional. Nonce name. Default '_wpnonce'.
+ * @param bool $referer Optional. Whether to set the referer field for validation. Default true.
+ * @param bool $echo Optional. Whether to display or return hidden form field. Default true.
* @return string Nonce field HTML markup.
*/
function wp_nonce_field( $action = -1, $name = "_wpnonce", $referer = true , $echo = true ) {
*
* @since 2.0.4
*
- * @return string|bool False on failure. Referer URL on success.
+ * @return false|string False on failure. Referer URL on success.
*/
function wp_get_referer() {
if ( ! function_exists( 'wp_validate_redirect' ) )
$ref = false;
if ( ! empty( $_REQUEST['_wp_http_referer'] ) )
$ref = wp_unslash( $_REQUEST['_wp_http_referer'] );
- else if ( ! empty( $_SERVER['HTTP_REFERER'] ) )
+ elseif ( ! empty( $_SERVER['HTTP_REFERER'] ) )
$ref = wp_unslash( $_SERVER['HTTP_REFERER'] );
if ( $ref && $ref !== wp_unslash( $_SERVER['REQUEST_URI'] ) )
*
* @since 2.0.4
*
- * @return string|bool False if no original referer or original referer if set.
+ * @return string|false False if no original referer or original referer if set.
*/
function wp_get_original_referer() {
if ( ! empty( $_REQUEST['_wp_original_http_referer'] ) && function_exists( 'wp_validate_redirect' ) )
$wrapper = null;
// Strip the protocol.
- if( wp_is_stream( $target ) ) {
+ if ( wp_is_stream( $target ) ) {
list( $wrapper, $target ) = explode( '://', $target, 2 );
}
$target = str_replace( '//', '/', $target );
// Put the wrapper back on the target.
- if( $wrapper !== null ) {
+ if ( $wrapper !== null ) {
$target = $wrapper . '://' . $target;
}
*/
if ( $dir_perms != ( $dir_perms & ~umask() ) ) {
$folder_parts = explode( '/', substr( $target, strlen( $target_parent ) + 1 ) );
- for ( $i = 1; $i <= count( $folder_parts ); $i++ ) {
+ for ( $i = 1, $c = count( $folder_parts ); $i <= $c; $i++ ) {
@chmod( $target_parent . '/' . implode( '/', array_slice( $folder_parts, 0, $i ) ), $dir_perms );
}
}
/**
* Normalize a filesystem path.
*
- * Replaces backslashes with forward slashes for Windows systems, and ensures
- * no duplicate slashes exist.
+ * On windows systems, replaces backslashes with forward slashes
+ * and forces upper-case drive letters.
+ * Ensures that no duplicate slashes exist.
*
* @since 3.9.0
+ * @since 4.4.0 Ensures upper-case drive letters on Windows systems.
*
* @param string $path Path to normalize.
* @return string Normalized path.
function wp_normalize_path( $path ) {
$path = str_replace( '\\', '/', $path );
$path = preg_replace( '|/+|','/', $path );
+ if ( ':' === substr( $path, 1, 1 ) ) {
+ $path = ucfirst( $path );
+ }
return $path;
}
*
* @since 2.5.0
*
+ * @staticvar string $temp
+ *
* @return string Writable temporary directory.
*/
function get_temp_dir() {
- static $temp;
+ static $temp = '';
if ( defined('WP_TEMP_DIR') )
return trailingslashit(WP_TEMP_DIR);
if ( is_dir( $temp ) && wp_is_writable( $temp ) )
return $temp;
- $temp = '/tmp/';
- return $temp;
+ return '/tmp/';
}
/**
*/
function win_is_writable( $path ) {
- if ( $path[strlen( $path ) - 1] == '/' ) // if it looks like a directory, check a random file within the directory
+ if ( $path[strlen( $path ) - 1] == '/' ) { // if it looks like a directory, check a random file within the directory
return win_is_writable( $path . uniqid( mt_rand() ) . '.tmp');
- else if ( is_dir( $path ) ) // If it's a directory (and not a file) check a random file within the directory
+ } elseif ( is_dir( $path ) ) { // If it's a directory (and not a file) check a random file within the directory
return win_is_writable( $path . '/' . uniqid( mt_rand() ) . '.tmp' );
-
+ }
// check tmp file for read/write capabilities
$should_delete_tmp_file = !file_exists( $path );
$f = @fopen( $path, 'a' );
*
* @param string $dir Directory.
* @param string $filename File name.
- * @param callback $unique_filename_callback Callback. Default null.
+ * @param callable $unique_filename_callback Callback. Default null.
* @return string New filename, if given wasn't unique.
*/
function wp_unique_filename( $dir, $filename, $unique_filename_callback = null ) {
// Check for both lower and upper case extension or image sub-sizes may be overwritten.
while ( file_exists($dir . "/$filename") || file_exists($dir . "/$filename2") ) {
$new_number = $number + 1;
- $filename = str_replace( "$number$ext", "$new_number$ext", $filename );
- $filename2 = str_replace( "$number$ext2", "$new_number$ext2", $filename2 );
+ $filename = str_replace( array( "-$number$ext", "$number$ext" ), "-$new_number$ext", $filename );
+ $filename2 = str_replace( array( "-$number$ext2", "$number$ext2" ), "-$new_number$ext2", $filename2 );
$number = $new_number;
}
return $filename2;
}
while ( file_exists( $dir . "/$filename" ) ) {
- if ( '' == "$number$ext" )
- $filename = $filename . ++$number . $ext;
- else
- $filename = str_replace( "$number$ext", ++$number . $ext, $filename );
+ if ( '' == "$number$ext" ) {
+ $filename = "$filename-" . ++$number;
+ } else {
+ $filename = str_replace( array( "-$number$ext", "$number$ext" ), "-" . ++$number . $ext, $filename );
+ }
}
}
*
* @since 2.0.0
*
- * @param string $name Filename.
- * @param null $deprecated Never used. Set to null.
- * @param mixed $bits File content
- * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
+ * @param string $name Filename.
+ * @param null|string $deprecated Never used. Set to null.
+ * @param mixed $bits File content
+ * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
* @return array
*/
function wp_upload_bits( $name, $deprecated, $bits, $time = null ) {
// Compute the URL
$url = $upload['url'] . "/$filename";
- return array( 'file' => $new_file, 'url' => $url, 'error' => false );
+ /** This filter is documented in wp-admin/includes/file.php */
+ return apply_filters( 'wp_handle_upload', array( 'file' => $new_file, 'url' => $url, 'type' => $wp_filetype['type'], 'error' => false ), 'sideload' );
}
/**
* @since 2.5.0
*
* @param string $ext The extension to search.
- * @return string|null The file type, example: audio, video, document, spreadsheet, etc.
- * Null if not found.
+ * @return string|void The file type, example: audio, video, document, spreadsheet, etc.
*/
function wp_ext2type( $ext ) {
$ext = strtolower( $ext );
'image' => array( 'jpg', 'jpeg', 'jpe', 'gif', 'png', 'bmp', 'tif', 'tiff', 'ico' ),
'audio' => array( 'aac', 'ac3', 'aif', 'aiff', 'm3a', 'm4a', 'm4b', 'mka', 'mp1', 'mp2', 'mp3', 'ogg', 'oga', 'ram', 'wav', 'wma' ),
'video' => array( '3g2', '3gp', '3gpp', 'asf', 'avi', 'divx', 'dv', 'flv', 'm4v', 'mkv', 'mov', 'mp4', 'mpeg', 'mpg', 'mpv', 'ogm', 'ogv', 'qt', 'rm', 'vob', 'wmv' ),
- 'document' => array( 'doc', 'docx', 'docm', 'dotm', 'odt', 'pages', 'pdf', 'xps', 'oxps', 'rtf', 'wp', 'wpd' ),
+ 'document' => array( 'doc', 'docx', 'docm', 'dotm', 'odt', 'pages', 'pdf', 'xps', 'oxps', 'rtf', 'wp', 'wpd', 'psd', 'xcf' ),
'spreadsheet' => array( 'numbers', 'ods', 'xls', 'xlsx', 'xlsm', 'xlsb' ),
'interactive' => array( 'swf', 'key', 'ppt', 'pptx', 'pptm', 'pps', 'ppsx', 'ppsm', 'sldx', 'sldm', 'odp' ),
'text' => array( 'asc', 'csv', 'tsv', 'txt' ),
foreach ( $ext2type as $type => $exts )
if ( in_array( $ext, $exts ) )
return $type;
-
- return null;
}
/**
* if original $filename is valid.
*/
function wp_check_filetype_and_ext( $file, $filename, $mimes = null ) {
-
$proper_filename = false;
// Do basic extension validation and MIME mapping
* Retrieve list of mime types and file extensions.
*
* @since 3.5.0
+ * @since 4.2.0 Support was added for GIMP (xcf) files.
*
* @return array Array of mime types keyed by the file extension regex corresponding to those types.
*/
'gif' => 'image/gif',
'png' => 'image/png',
'bmp' => 'image/bmp',
- 'tif|tiff' => 'image/tiff',
+ 'tiff|tif' => 'image/tiff',
'ico' => 'image/x-icon',
// Video formats.
'asf|asx' => 'video/x-ms-asf',
'rar' => 'application/rar',
'7z' => 'application/x-7z-compressed',
'exe' => 'application/x-msdownload',
+ 'psd' => 'application/octet-stream',
+ 'xcf' => 'application/octet-stream',
// MS Office formats.
'doc' => 'application/msword',
'pot|pps|ppt' => 'application/vnd.ms-powerpoint',
*
* @since 2.8.6
*
- * @uses wp_get_upload_mime_types() to fetch the list of mime types
- *
* @param int|WP_User $user Optional. User to check. Defaults to current user.
* @return array Array of mime types keyed by the file extension regex corresponding
* to those types.
* @param string $action The nonce action.
*/
function wp_nonce_ays( $action ) {
- $title = __( 'WordPress Failure Notice' );
if ( 'log-out' == $action ) {
$html = sprintf( __( 'You are attempting to log out of %s' ), get_bloginfo( 'name' ) ) . '</p><p>';
$redirect_to = isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '';
$html .= "</p><p><a href='" . esc_url( remove_query_arg( 'updated', wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";
}
- wp_die( $html, $title, array('response' => 403) );
+ wp_die( $html, __( 'WordPress Failure Notice' ), 403 );
}
/**
* Kill WordPress execution and display HTML message with error message.
*
- * This function complements the die() PHP function. The difference is that
+ * This function complements the `die()` PHP function. The difference is that
* HTML will be displayed to the user. It is recommended to use this function
- * only, when the execution should not continue any further. It is not
- * recommended to call this function very often and try to handle as many errors
- * as possible silently.
+ * only when the execution should not continue any further. It is not recommended
+ * to call this function very often, and try to handle as many errors as possible
+ * silently or more gracefully.
*
- * @since 2.0.4
+ * As a shorthand, the desired HTTP response code may be passed as an integer to
+ * the `$title` parameter (the default title would apply) or the `$args` parameter.
*
- * @param string $message Optional. Error message. Default empty.
- * @param string $title Optional. Error title. Default empty.
- * @param string|array $args Optional. Arguments to control behavior. Default empty array.
+ * @since 2.0.4
+ * @since 4.1.0 The `$title` and `$args` parameters were changed to optionally accept
+ * an integer to be used as the response code.
+ *
+ * @param string|WP_Error $message Optional. Error message. If this is a {@see WP_Error} object,
+ * the error's messages are used. Default empty.
+ * @param string|int $title Optional. Error title. If `$message` is a `WP_Error` object,
+ * error data with the key 'title' may be used to specify the title.
+ * If `$title` is an integer, then it is treated as the response
+ * code. Default empty.
+ * @param string|array|int $args {
+ * Optional. Arguments to control behavior. If `$args` is an integer, then it is treated
+ * as the response code. Default empty array.
+ *
+ * @type int $response The HTTP response code. Default 500.
+ * @type bool $back_link Whether to include a link to go back. Default false.
+ * @type string $text_direction The text direction. This is only useful internally, when WordPress
+ * is still loading and the site's locale is not set up yet. Accepts 'rtl'.
+ * Default is the value of {@see is_rtl()}.
+ * }
*/
function wp_die( $message = '', $title = '', $args = array() ) {
+
+ if ( is_int( $args ) ) {
+ $args = array( 'response' => $args );
+ } elseif ( is_int( $title ) ) {
+ $args = array( 'response' => $title );
+ $title = '';
+ }
+
if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
/**
* Filter callback for killing WordPress execution for AJAX requests.
*
* @since 3.4.0
*
- * @param callback $function Callback function name.
+ * @param callable $function Callback function name.
*/
$function = apply_filters( 'wp_die_ajax_handler', '_ajax_wp_die_handler' );
} elseif ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) {
*
* @since 3.4.0
*
- * @param callback $function Callback function name.
+ * @param callable $function Callback function name.
*/
$function = apply_filters( 'wp_die_xmlrpc_handler', '_xmlrpc_wp_die_handler' );
} else {
*
* @since 3.0.0
*
- * @param callback $function Callback function name.
+ * @param callable $function Callback function name.
*/
$function = apply_filters( 'wp_die_handler', '_default_wp_die_handler' );
}
<html xmlns="http://www.w3.org/1999/xhtml" <?php if ( function_exists( 'language_attributes' ) && function_exists( 'is_rtl' ) ) language_attributes(); else echo "dir='$text_direction'"; ?>>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+ <meta name="viewport" content="width=device-width">
<title><?php echo $title ?></title>
<style type="text/css">
html {
font-size: 14px ;
}
a {
- color: #21759B;
- text-decoration: none;
+ color: #0073aa;
}
- a:hover {
- color: #D54E21;
+ a:hover,
+ a:active {
+ color: #00a0d2;
+ }
+ a:focus {
+ color: #124964;
+ -webkit-box-shadow:
+ 0 0 0 1px #5b9dd9,
+ 0 0 2px 1px rgba(30, 140, 190, .8);
+ box-shadow:
+ 0 0 0 1px #5b9dd9,
+ 0 0 2px 1px rgba(30, 140, 190, .8);
+ outline: none;
}
.button {
background: #f7f7f7;
- border: 1px solid #cccccc;
+ border: 1px solid #ccc;
color: #555;
display: inline-block;
text-decoration: none;
-moz-box-sizing: border-box;
box-sizing: border-box;
- -webkit-box-shadow: inset 0 1px 0 #fff, 0 1px 0 rgba(0,0,0,.08);
- box-shadow: inset 0 1px 0 #fff, 0 1px 0 rgba(0,0,0,.08);
+ -webkit-box-shadow: 0 1px 0 #ccc;
+ box-shadow: 0 1px 0 #ccc;
vertical-align: top;
}
.button.button-large {
- height: 29px;
+ height: 30px;
line-height: 28px;
- padding: 0 12px;
+ padding: 0 12px 2px;
}
.button:hover,
.button:focus {
background: #fafafa;
border-color: #999;
- color: #222;
+ color: #23282d;
}
.button:focus {
- -webkit-box-shadow: 1px 1px 1px rgba(0,0,0,.2);
- box-shadow: 1px 1px 1px rgba(0,0,0,.2);
+ border-color: #5b9dd9;
+ -webkit-box-shadow: 0 0 3px rgba( 0, 115, 170, .8 );
+ box-shadow: 0 0 3px rgba( 0, 115, 170, .8 );
+ outline: none;
}
.button:active {
background: #eee;
border-color: #999;
- color: #333;
- -webkit-box-shadow: inset 0 2px 5px -3px rgba( 0, 0, 0, 0.5 );
+ -webkit-box-shadow: inset 0 2px 5px -3px rgba( 0, 0, 0, 0.5 );
box-shadow: inset 0 2px 5px -3px rgba( 0, 0, 0, 0.5 );
+ -webkit-transform: translateY(1px);
+ -ms-transform: translateY(1px);
+ transform: translateY(1px);
}
- <?php if ( 'rtl' == $text_direction ) : ?>
- body { font-family: Tahoma, Arial; }
- <?php endif; ?>
+ <?php
+ if ( 'rtl' == $text_direction ) {
+ echo 'body { font-family: Tahoma, Arial; }';
+ }
+ ?>
</style>
</head>
<body id="error-page">
* @since 3.2.0
* @access private
*
+ * @global wp_xmlrpc_server $wp_xmlrpc_server
+ *
* @param string $message Error message.
* @param string $title Optional. Error title. Default empty.
* @param string|array $args Optional. Arguments to control behavior. Default empty array.
die();
}
+/**
+ * Encode a variable into JSON, with some sanity checks.
+ *
+ * @since 4.1.0
+ *
+ * @param mixed $data Variable (usually an array or object) to encode as JSON.
+ * @param int $options Optional. Options to be passed to json_encode(). Default 0.
+ * @param int $depth Optional. Maximum depth to walk through $data. Must be
+ * greater than 0. Default 512.
+ * @return string|false The JSON encoded string, or false if it cannot be encoded.
+ */
+function wp_json_encode( $data, $options = 0, $depth = 512 ) {
+ /*
+ * json_encode() has had extra params added over the years.
+ * $options was added in 5.3, and $depth in 5.5.
+ * We need to make sure we call it with the correct arguments.
+ */
+ if ( version_compare( PHP_VERSION, '5.5', '>=' ) ) {
+ $args = array( $data, $options, $depth );
+ } elseif ( version_compare( PHP_VERSION, '5.3', '>=' ) ) {
+ $args = array( $data, $options );
+ } else {
+ $args = array( $data );
+ }
+
+ // Prepare the data for JSON serialization.
+ $data = _wp_json_prepare_data( $data );
+
+ $json = @call_user_func_array( 'json_encode', $args );
+
+ // If json_encode() was successful, no need to do more sanity checking.
+ // ... unless we're in an old version of PHP, and json_encode() returned
+ // a string containing 'null'. Then we need to do more sanity checking.
+ if ( false !== $json && ( version_compare( PHP_VERSION, '5.5', '>=' ) || false === strpos( $json, 'null' ) ) ) {
+ return $json;
+ }
+
+ try {
+ $args[0] = _wp_json_sanity_check( $data, $depth );
+ } catch ( Exception $e ) {
+ return false;
+ }
+
+ return call_user_func_array( 'json_encode', $args );
+}
+
+/**
+ * Perform sanity checks on data that shall be encoded to JSON.
+ *
+ * @ignore
+ * @since 4.1.0
+ * @access private
+ *
+ * @see wp_json_encode()
+ *
+ * @param mixed $data Variable (usually an array or object) to encode as JSON.
+ * @param int $depth Maximum depth to walk through $data. Must be greater than 0.
+ * @return mixed The sanitized data that shall be encoded to JSON.
+ */
+function _wp_json_sanity_check( $data, $depth ) {
+ if ( $depth < 0 ) {
+ throw new Exception( 'Reached depth limit' );
+ }
+
+ if ( is_array( $data ) ) {
+ $output = array();
+ foreach ( $data as $id => $el ) {
+ // Don't forget to sanitize the ID!
+ if ( is_string( $id ) ) {
+ $clean_id = _wp_json_convert_string( $id );
+ } else {
+ $clean_id = $id;
+ }
+
+ // Check the element type, so that we're only recursing if we really have to.
+ if ( is_array( $el ) || is_object( $el ) ) {
+ $output[ $clean_id ] = _wp_json_sanity_check( $el, $depth - 1 );
+ } elseif ( is_string( $el ) ) {
+ $output[ $clean_id ] = _wp_json_convert_string( $el );
+ } else {
+ $output[ $clean_id ] = $el;
+ }
+ }
+ } elseif ( is_object( $data ) ) {
+ $output = new stdClass;
+ foreach ( $data as $id => $el ) {
+ if ( is_string( $id ) ) {
+ $clean_id = _wp_json_convert_string( $id );
+ } else {
+ $clean_id = $id;
+ }
+
+ if ( is_array( $el ) || is_object( $el ) ) {
+ $output->$clean_id = _wp_json_sanity_check( $el, $depth - 1 );
+ } elseif ( is_string( $el ) ) {
+ $output->$clean_id = _wp_json_convert_string( $el );
+ } else {
+ $output->$clean_id = $el;
+ }
+ }
+ } elseif ( is_string( $data ) ) {
+ return _wp_json_convert_string( $data );
+ } else {
+ return $data;
+ }
+
+ return $output;
+}
+
+/**
+ * Convert a string to UTF-8, so that it can be safely encoded to JSON.
+ *
+ * @ignore
+ * @since 4.1.0
+ * @access private
+ *
+ * @see _wp_json_sanity_check()
+ *
+ * @staticvar bool $use_mb
+ *
+ * @param string $string The string which is to be converted.
+ * @return string The checked string.
+ */
+function _wp_json_convert_string( $string ) {
+ static $use_mb = null;
+ if ( is_null( $use_mb ) ) {
+ $use_mb = function_exists( 'mb_convert_encoding' );
+ }
+
+ if ( $use_mb ) {
+ $encoding = mb_detect_encoding( $string, mb_detect_order(), true );
+ if ( $encoding ) {
+ return mb_convert_encoding( $string, 'UTF-8', $encoding );
+ } else {
+ return mb_convert_encoding( $string, 'UTF-8', 'UTF-8' );
+ }
+ } else {
+ return wp_check_invalid_utf8( $string, true );
+ }
+}
+
+/**
+ * Prepares response data to be serialized to JSON.
+ *
+ * This supports the JsonSerializable interface for PHP 5.2-5.3 as well.
+ *
+ * @ignore
+ * @since 4.4.0
+ * @access private
+ *
+ * @param mixed $data Native representation.
+ * @return bool|int|float|null|string|array Data ready for `json_encode()`.
+ */
+function _wp_json_prepare_data( $data ) {
+ if ( ! defined( 'WP_JSON_SERIALIZE_COMPATIBLE' ) || WP_JSON_SERIALIZE_COMPATIBLE === false ) {
+ return $data;
+ }
+
+ switch ( gettype( $data ) ) {
+ case 'boolean':
+ case 'integer':
+ case 'double':
+ case 'string':
+ case 'NULL':
+ // These values can be passed through.
+ return $data;
+
+ case 'array':
+ // Arrays must be mapped in case they also return objects.
+ return array_map( '_wp_json_prepare_data', $data );
+
+ case 'object':
+ // If this is an incomplete object (__PHP_Incomplete_Class), bail.
+ if ( ! is_object( $data ) ) {
+ return null;
+ }
+
+ if ( $data instanceof JsonSerializable ) {
+ $data = $data->jsonSerialize();
+ } else {
+ $data = get_object_vars( $data );
+ }
+
+ // Now, pass the array (or whatever was returned from jsonSerialize through).
+ return _wp_json_prepare_data( $data );
+
+ default:
+ return null;
+ }
+}
+
/**
* Send a JSON response back to an Ajax request.
*
*/
function wp_send_json( $response ) {
@header( 'Content-Type: application/json; charset=' . get_option( 'blog_charset' ) );
- echo json_encode( $response );
+ echo wp_json_encode( $response );
if ( defined( 'DOING_AJAX' ) && DOING_AJAX )
wp_die();
else
/**
* Send a JSON response back to an Ajax request, indicating failure.
*
+ * If the `$data` parameter is a {@see WP_Error} object, the errors
+ * within the object are processed and output as an array of error
+ * codes and corresponding messages. All other types are output
+ * without further processing.
+ *
* @since 3.5.0
+ * @since 4.1.0 The `$data` parameter is now processed if a {@see WP_Error}
+ * object is passed in.
*
* @param mixed $data Data to encode as JSON, then print and die.
*/
function wp_send_json_error( $data = null ) {
$response = array( 'success' => false );
- if ( isset( $data ) )
- $response['data'] = $data;
+ if ( isset( $data ) ) {
+ if ( is_wp_error( $data ) ) {
+ $result = array();
+ foreach ( $data->errors as $code => $messages ) {
+ foreach ( $messages as $message ) {
+ $result[] = array( 'code' => $code, 'message' => $message );
+ }
+ }
+
+ $response['data'] = $result;
+ } else {
+ $response['data'] = $data;
+ }
+ }
wp_send_json( $response );
}
function _mce_set_direction( $input ) {
if ( is_rtl() ) {
$input['directionality'] = 'rtl';
- $input['plugins'] .= ',directionality';
- $input['toolbar1'] .= ',ltr';
+
+ if ( ! empty( $input['plugins'] ) && strpos( $input['plugins'], 'directionality' ) === false ) {
+ $input['plugins'] .= ',directionality';
+ }
+
+ if ( ! empty( $input['toolbar1'] ) && ! preg_match( '/\bltr\b/', $input['toolbar1'] ) ) {
+ $input['toolbar1'] .= ',ltr';
+ }
}
return $input;
if ( !isset( $wpsmiliestrans ) ) {
$wpsmiliestrans = array(
- ':mrgreen:' => 'icon_mrgreen.gif',
- ':neutral:' => 'icon_neutral.gif',
- ':twisted:' => 'icon_twisted.gif',
- ':arrow:' => 'icon_arrow.gif',
- ':shock:' => 'icon_eek.gif',
- ':smile:' => 'icon_smile.gif',
- ':???:' => 'icon_confused.gif',
- ':cool:' => 'icon_cool.gif',
- ':evil:' => 'icon_evil.gif',
- ':grin:' => 'icon_biggrin.gif',
- ':idea:' => 'icon_idea.gif',
- ':oops:' => 'icon_redface.gif',
- ':razz:' => 'icon_razz.gif',
- ':roll:' => 'icon_rolleyes.gif',
- ':wink:' => 'icon_wink.gif',
- ':cry:' => 'icon_cry.gif',
- ':eek:' => 'icon_surprised.gif',
- ':lol:' => 'icon_lol.gif',
- ':mad:' => 'icon_mad.gif',
- ':sad:' => 'icon_sad.gif',
- '8-)' => 'icon_cool.gif',
- '8-O' => 'icon_eek.gif',
- ':-(' => 'icon_sad.gif',
- ':-)' => 'icon_smile.gif',
- ':-?' => 'icon_confused.gif',
- ':-D' => 'icon_biggrin.gif',
- ':-P' => 'icon_razz.gif',
- ':-o' => 'icon_surprised.gif',
- ':-x' => 'icon_mad.gif',
- ':-|' => 'icon_neutral.gif',
- ';-)' => 'icon_wink.gif',
+ ':mrgreen:' => 'mrgreen.png',
+ ':neutral:' => "\xf0\x9f\x98\x90",
+ ':twisted:' => "\xf0\x9f\x98\x88",
+ ':arrow:' => "\xe2\x9e\xa1",
+ ':shock:' => "\xf0\x9f\x98\xaf",
+ ':smile:' => 'simple-smile.png',
+ ':???:' => "\xf0\x9f\x98\x95",
+ ':cool:' => "\xf0\x9f\x98\x8e",
+ ':evil:' => "\xf0\x9f\x91\xbf",
+ ':grin:' => "\xf0\x9f\x98\x80",
+ ':idea:' => "\xf0\x9f\x92\xa1",
+ ':oops:' => "\xf0\x9f\x98\xb3",
+ ':razz:' => "\xf0\x9f\x98\x9b",
+ ':roll:' => 'rolleyes.png',
+ ':wink:' => "\xf0\x9f\x98\x89",
+ ':cry:' => "\xf0\x9f\x98\xa5",
+ ':eek:' => "\xf0\x9f\x98\xae",
+ ':lol:' => "\xf0\x9f\x98\x86",
+ ':mad:' => "\xf0\x9f\x98\xa1",
+ ':sad:' => 'frownie.png',
+ '8-)' => "\xf0\x9f\x98\x8e",
+ '8-O' => "\xf0\x9f\x98\xaf",
+ ':-(' => 'frownie.png',
+ ':-)' => 'simple-smile.png',
+ ':-?' => "\xf0\x9f\x98\x95",
+ ':-D' => "\xf0\x9f\x98\x80",
+ ':-P' => "\xf0\x9f\x98\x9b",
+ ':-o' => "\xf0\x9f\x98\xae",
+ ':-x' => "\xf0\x9f\x98\xa1",
+ ':-|' => "\xf0\x9f\x98\x90",
+ ';-)' => "\xf0\x9f\x98\x89",
// This one transformation breaks regular text with frequency.
- // '8)' => 'icon_cool.gif',
- '8O' => 'icon_eek.gif',
- ':(' => 'icon_sad.gif',
- ':)' => 'icon_smile.gif',
- ':?' => 'icon_confused.gif',
- ':D' => 'icon_biggrin.gif',
- ':P' => 'icon_razz.gif',
- ':o' => 'icon_surprised.gif',
- ':x' => 'icon_mad.gif',
- ':|' => 'icon_neutral.gif',
- ';)' => 'icon_wink.gif',
- ':!:' => 'icon_exclaim.gif',
- ':?:' => 'icon_question.gif',
+ // '8)' => "\xf0\x9f\x98\x8e",
+ '8O' => "\xf0\x9f\x98\xaf",
+ ':(' => 'frownie.png',
+ ':)' => 'simple-smile.png',
+ ':?' => "\xf0\x9f\x98\x95",
+ ':D' => "\xf0\x9f\x98\x80",
+ ':P' => "\xf0\x9f\x98\x9b",
+ ':o' => "\xf0\x9f\x98\xae",
+ ':x' => "\xf0\x9f\x98\xa1",
+ ':|' => "\xf0\x9f\x98\x90",
+ ';)' => "\xf0\x9f\x98\x89",
+ ':!:' => "\xe2\x9d\x97",
+ ':?:' => "\xe2\x9d\x93",
);
}
return $slice;
}
+/**
+ * Determines if the variable is a numeric-indexed array.
+ *
+ * @since 4.4.0
+ *
+ * @param mixed $data Variable to check.
+ * @return bool Whether the variable is a list.
+ */
+function wp_is_numeric_array( $data ) {
+ if ( ! is_array( $data ) ) {
+ return false;
+ }
+
+ $keys = array_keys( $data );
+ $string_keys = array_filter( $keys, 'is_string' );
+ return count( $string_keys ) === 0;
+}
+
/**
* Filters a list of objects, based on a set of key => value arguments.
*
* @param int|string $field Field from the object to place instead of the entire object
* @param int|string $index_key Optional. Field from the object to use as keys for the new array.
* Default null.
- * @return array Array of found values. If $index_key is set, an array of found values with keys
- * corresponding to $index_key.
+ * @return array Array of found values. If `$index_key` is set, an array of found values with keys
+ * corresponding to `$index_key`. If `$index_key` is null, array keys from the original
+ * `$list` will be preserved in the results.
*/
function wp_list_pluck( $list, $field, $index_key = null ) {
if ( ! $index_key ) {
*
* @since 2.2.0
*
- * @uses $submenu The administration submenu list.
+ * @global array $submenu
*/
function wp_widgets_add_menu() {
global $submenu;
*
* @since 2.3.2
*
- * @global wpdb $wpdb WordPress database access abstraction object.
+ * @global wpdb $wpdb WordPress database abstraction object.
*/
function dead_db() {
global $wpdb;
}
// If installing or in the admin, provide the verbose message.
- if ( defined('WP_INSTALLING') || defined('WP_ADMIN') )
+ if ( wp_installing() || defined( 'WP_ADMIN' ) )
wp_die($wpdb->error);
// Otherwise, be terse.
}
}
+/**
+ * Marks a constructor as deprecated and informs when it has been used.
+ *
+ * Similar to _deprecated_function(), but with different strings. Used to
+ * remove PHP4 style constructors.
+ *
+ * The current behavior is to trigger a user error if `WP_DEBUG` is true.
+ *
+ * This function is to be used in every PHP4 style constructor method that is deprecated.
+ *
+ * @since 4.3.0
+ * @access private
+ *
+ * @param string $class The class containing the deprecated constructor.
+ * @param string $version The version of WordPress that deprecated the function.
+ */
+function _deprecated_constructor( $class, $version ) {
+
+ /**
+ * Fires when a deprecated constructor is called.
+ *
+ * @since 4.3.0
+ *
+ * @param string $class The class containing the deprecated constructor.
+ * @param string $version The version of WordPress that deprecated the function.
+ */
+ do_action( 'deprecated_constructor_run', $class, $version );
+
+ /**
+ * Filter whether to trigger an error for deprecated functions.
+ *
+ * `WP_DEBUG` must be true in addition to the filter evaluating to true.
+ *
+ * @since 4.3.0
+ *
+ * @param bool $trigger Whether to trigger the error for deprecated functions. Default true.
+ */
+ if ( WP_DEBUG && apply_filters( 'deprecated_constructor_trigger_error', true ) ) {
+ if ( function_exists( '__' ) ) {
+ trigger_error( sprintf( __( 'The called constructor method for %1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.' ), $class, $version, '<pre>__construct()</pre>' ) );
+ } else {
+ trigger_error( sprintf( 'The called constructor method for %1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.', $class, $version, '<pre>__construct()</pre>' ) );
+ }
+ }
+
+}
+
/**
* Mark a file as deprecated and inform when it has been used.
*
* Before this function is called, the argument must be checked for whether it was
* used by comparing it to its default value or evaluating whether it is empty.
* For example:
- * <code>
- * if ( ! empty( $deprecated ) ) {
- * _deprecated_argument( __FUNCTION__, '3.0' );
- * }
- * </code>
+ *
+ * if ( ! empty( $deprecated ) ) {
+ * _deprecated_argument( __FUNCTION__, '3.0' );
+ * }
+ *
*
* There is a hook deprecated_argument_run that will be called that can be used
* to get the backtrace up to what file and function used the deprecated
if ( WP_DEBUG && apply_filters( 'doing_it_wrong_trigger_error', true ) ) {
if ( function_exists( '__' ) ) {
$version = is_null( $version ) ? '' : sprintf( __( '(This message was added in version %s.)' ), $version );
- $message .= ' ' . __( 'Please see <a href="http://codex.wordpress.org/Debugging_in_WordPress">Debugging in WordPress</a> for more information.' );
+ /* translators: %s: Codex URL */
+ $message .= ' ' . sprintf( __( 'Please see <a href="%s">Debugging in WordPress</a> for more information.' ),
+ __( 'https://codex.wordpress.org/Debugging_in_WordPress' )
+ );
trigger_error( sprintf( __( '%1$s was called <strong>incorrectly</strong>. %2$s %3$s' ), $function, $message, $version ) );
} else {
$version = is_null( $version ) ? '' : sprintf( '(This message was added in version %s.)', $version );
- $message .= ' Please see <a href="http://codex.wordpress.org/Debugging_in_WordPress">Debugging in WordPress</a> for more information.';
+ $message .= sprintf( ' Please see <a href="%s">Debugging in WordPress</a> for more information.',
+ 'https://codex.wordpress.org/Debugging_in_WordPress'
+ );
trigger_error( sprintf( '%1$s was called <strong>incorrectly</strong>. %2$s %3$s', $function, $message, $version ) );
}
}
*
* @since 2.5.0
*
+ * @global bool $is_apache
+ *
* @param string $mod The module, e.g. mod_rewrite.
* @param bool $default Optional. The default return value if the module is not found. Default false.
* @return bool Whether the specified module is loaded.
*
* @since 2.8.0
*
+ * @global bool $is_iis7
+ *
* @return bool Whether IIS7 supports permalinks.
*/
function iis7_supports_permalinks() {
* Lastly we make sure that PHP is running via FastCGI. This is important because if it runs
* via ISAPI then pretty permalinks will not work.
*/
- $supports_permalinks = class_exists('DOMDocument') && isset($_SERVER['IIS_UrlRewriteModule']) && ( php_sapi_name() == 'cgi-fcgi' );
+ $supports_permalinks = class_exists( 'DOMDocument', false ) && isset($_SERVER['IIS_UrlRewriteModule']) && ( PHP_SAPI == 'cgi-fcgi' );
}
/**
* @since 1.2.0
*
* @param string $file File path.
- * @param array $allowed_files List of allowed files.
+ * @param array $allowed_files List of allowed files.
* @return int 0 means nothing is wrong, greater than 0 means something was wrong.
*/
function validate_file( $file, $allowed_files = '' ) {
return false;
}
-/**
- * Whether SSL login should be forced.
- *
- * @since 2.6.0
- *
- * @see force_ssl_admin()
- *
- * @param string|bool $force Optional Whether to force SSL login. Default null.
- * @return bool True if forced, false if not forced.
- */
-function force_ssl_login( $force = null ) {
- return force_ssl_admin( $force );
-}
-
/**
* Whether to force SSL used for the Administration Screens.
*
* @since 2.6.0
*
+ * @staticvar bool $forced
+ *
* @param string|bool $force Optional. Whether to force SSL in admin screens. Default null.
* @return bool True if forced, false if not forced.
*/
if ( false !== strpos( $_SERVER['SCRIPT_FILENAME'], $abspath_fix ) ) {
// Request is hitting a file inside ABSPATH
$directory = str_replace( ABSPATH, '', $script_filename_dir );
- // Strip off the sub directory, and any file/query paramss
+ // Strip off the sub directory, and any file/query params
$path = preg_replace( '#/' . preg_quote( $directory, '#' ) . '/[^/]*$#i', '' , $_SERVER['REQUEST_URI'] );
} elseif ( false !== strpos( $abspath_fix, $script_filename_dir ) ) {
// Request is hitting a file above ABSPATH
*
* @since 3.3.0
*
+ * @staticvar bool $_suspend
+ *
* @param bool $suspend Optional. Suspends additions if true, re-enables them if false.
* @return bool The current suspend setting
*/
*
* @since 2.7.0
*
+ * @global bool $_wp_suspend_cache_invalidation
+ *
* @param bool $suspend Optional. Whether to suspend or enable cache invalidation. Default true.
* @return bool The current suspend setting.
*/
*
* @since 3.0.0
*
+ * @global object $current_site
+ *
* @param int $site_id Optional. Site ID to test. Defaults to current site.
* Defaults to current site.
* @return bool True if $site_id is the main site of the network, or if not
* @return bool True if $network_id is the main network, or if not running Multisite.
*/
function is_main_network( $network_id = null ) {
- global $wpdb;
-
- if ( ! is_multisite() )
+ if ( ! is_multisite() ) {
return true;
+ }
$current_network_id = (int) get_current_site()->id;
- if ( ! $network_id )
+ if ( null === $network_id ) {
$network_id = $current_network_id;
+ }
+
$network_id = (int) $network_id;
- if ( defined( 'PRIMARY_NETWORK_ID' ) )
- return $network_id === (int) PRIMARY_NETWORK_ID;
+ return ( $network_id === get_main_network_id() );
+}
- if ( 1 === $current_network_id )
- return $network_id === $current_network_id;
+/**
+ * Get the main network ID.
+ *
+ * @since 4.3.0
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @return int The ID of the main network.
+ */
+function get_main_network_id() {
+ global $wpdb;
- $primary_network_id = (int) wp_cache_get( 'primary_network_id', 'site-options' );
+ if ( ! is_multisite() ) {
+ return 1;
+ }
- if ( $primary_network_id )
- return $network_id === $primary_network_id;
+ if ( defined( 'PRIMARY_NETWORK_ID' ) ) {
+ $main_network_id = PRIMARY_NETWORK_ID;
+ } elseif ( 1 === (int) get_current_site()->id ) {
+ // If the current network has an ID of 1, assume it is the main network.
+ $main_network_id = 1;
+ } else {
+ $main_network_id = wp_cache_get( 'primary_network_id', 'site-options' );
- $primary_network_id = (int) $wpdb->get_var( "SELECT id FROM $wpdb->site ORDER BY id LIMIT 1" );
- wp_cache_add( 'primary_network_id', $primary_network_id, 'site-options' );
+ if ( false === $main_network_id ) {
+ $main_network_id = (int) $wpdb->get_var( "SELECT id FROM {$wpdb->site} ORDER BY id LIMIT 1" );
+ wp_cache_add( 'primary_network_id', $main_network_id, 'site-options' );
+ }
+ }
- return $network_id === $primary_network_id;
+ /**
+ * Filter the main network ID.
+ *
+ * @since 4.3.0
+ *
+ * @param int $main_network_id The ID of the main network.
+ */
+ return (int) apply_filters( 'get_main_network_id', $main_network_id );
}
/**
*
* @since 3.0.0
*
+ * @staticvar bool $global_terms
+ *
* @return bool True if multisite and global terms enabled.
*/
function global_terms_enabled() {
*
* @since 3.0.0
*
- * @param null $anbled Whether global terms are enabled.
+ * @param null $enabled Whether global terms are enabled.
*/
$filter = apply_filters( 'global_terms_enabled', null );
if ( ! is_null( $filter ) )
*
* @since 2.8.0
*
- * @return float|bool Timezone GMT offset, false otherwise.
+ * @return float|false Timezone GMT offset, false otherwise.
*/
function wp_timezone_override_offset() {
if ( !$timezone_string = get_option( 'timezone_string' ) ) {
*
* @since 2.9.0
*
+ * @staticvar bool $mo_loaded
+ *
* @param string $selected_zone Selected timezone.
* @return string
*/
* @since 2.8.0
* @access private
*
- * @see http://core.trac.wordpress.org/ticket/8497
+ * @see https://core.trac.wordpress.org/ticket/8497
*
* @param string $str Header comment to clean up.
* @return string
}
/**
- * Permanently delete posts, pages, attachments, and comments which have been
- * in the trash for EMPTY_TRASH_DAYS.
+ * Permanently delete comments or posts of any type that have held a status
+ * of 'trash' for the number of days defined in EMPTY_TRASH_DAYS.
+ *
+ * The default value of `EMPTY_TRASH_DAYS` is 30 (days).
*
* @since 2.9.0
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*/
function wp_scheduled_delete() {
global $wpdb;
delete_comment_meta($comment_id, '_wp_trash_meta_time');
delete_comment_meta($comment_id, '_wp_trash_meta_status');
} else {
- wp_delete_comment($comment_id);
+ wp_delete_comment( $del_comment );
}
}
}
* If the file data is not within that first 8kiB, then the author should correct
* their plugin file and move the data headers to the top.
*
- * @see http://codex.wordpress.org/File_Header
+ * @link https://codex.wordpress.org/File_Header
*
* @since 2.9.0
+ *
* @param string $file Path to the file.
* @param array $default_headers List of headers, in the format array('HeaderKey' => 'Header Name').
* @param string $context Optional. If specified adds filter hook "extra_{$context}_headers".
* Default empty.
+ * @return array Array of file headers in `HeaderKey => Header Value` format.
*/
function get_file_data( $file, $default_headers, $context = '' ) {
// We don't need to write to the file, so just open for reading.
/**
* Filter extra file headers by context.
*
- * The dynamic portion of the hook name, $context, refers to the context
- * where extra headers might be loaded.
+ * The dynamic portion of the hook name, `$context`, refers to
+ * the context where extra headers might be loaded.
*
* @since 2.9.0
*
*
* @see __return_false()
*
- * @return bool True.
+ * @return true True.
*/
function __return_true() {
return true;
*
* @see __return_true()
*
- * @return bool False.
+ * @return false False.
*/
function __return_false() {
return false;
/**
* Return a MySQL expression for selecting the week number based on the start_of_week option.
*
- * @internal
+ * @ignore
* @since 3.0.0
*
* @param string $column Database column.
* @since 3.1.0
* @access private
*
- * @param callback $callback Function that accepts ( ID, $callback_args ) and outputs parent_ID.
+ * @param callable $callback Function that accepts ( ID, $callback_args ) and outputs parent_ID.
* @param int $start The ID to start the loop check at.
* @param int $start_parent The parent_ID of $start to use instead of calling $callback( $start ).
* Use null to always use $callback
* @since 3.1.0
* @access private
*
- * @param callback $callback Function that accepts ( ID, callback_arg, ... ) and outputs parent_ID.
+ * @param callable $callback Function that accepts ( ID, callback_arg, ... ) and outputs parent_ID.
* @param int $start The ID to start the loop check at.
* @param array $override Optional. An array of ( ID => parent_ID, ... ) to use instead of $callback.
* Default empty array.
* Retrieve a list of protocols to allow in HTML attributes.
*
* @since 3.3.0
+ * @since 4.3.0 Added 'webcal' to the protocols array.
*
* @see wp_kses()
* @see esc_url()
*
- * @return array Array of allowed protocols.
+ * @staticvar array $protocols
+ *
+ * @return array Array of allowed protocols. Defaults to an array containing 'http', 'https',
+ * 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet',
+ * 'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp', and 'webcal'.
*/
function wp_allowed_protocols() {
- static $protocols;
+ static $protocols = array();
if ( empty( $protocols ) ) {
- $protocols = array( 'http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet', 'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp' );
+ $protocols = array( 'http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet', 'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp', 'webcal' );
/**
* Filter the list of protocols allowed in HTML attributes.
*
* @since 3.4.0
*
- * @see http://core.trac.wordpress.org/ticket/19589
+ * @see https://core.trac.wordpress.org/ticket/19589
*
* @param string $ignore_class Optional. A class to ignore all function calls within - useful
* when you want to just give info about the callee. Default null.
* @since 3.4.0
* @access private
*
- * @return bool true|false Whether the device is able to upload files.
+ * @return bool Whether the device is able to upload files.
*/
function _device_can_upload() {
if ( ! wp_is_mobile() )
*
* @since 3.6.0
*
- * @param array|object $response The Heartbeat response object or array.
- * @return array|object $response The Heartbeat response object or array with 'wp-auth-check'
- * value set.
+ * @global int $login_grace_period
+ *
+ * @param array $response The Heartbeat response.
+ * @return array $response The Heartbeat response with 'wp-auth-check' value set.
*/
function wp_auth_check( $response ) {
$response['wp-auth-check'] = is_user_logged_in() && empty( $GLOBALS['login_grace_period'] );
* @since 3.6.0
* @access private
*
- * @see http://core.trac.wordpress.org/ticket/23688
+ * @see https://core.trac.wordpress.org/ticket/23688
*
* @param string $charset A charset name.
* @return string The canonical form of the charset.
*
* @see reset_mbstring_encoding()
*
+ * @staticvar array $encodings
+ * @staticvar bool $overloaded
+ *
* @param bool $reset Optional. Whether to reset the encoding back to a previously-set encoding.
* Default false.
*/
}
/**
- * Alternative to filter_var( $var, FILTER_VALIDATE_BOOLEAN ).
+ * Filter/validate a variable as a boolean.
+ *
+ * Alternative to `filter_var( $var, FILTER_VALIDATE_BOOLEAN )`.
*
* @since 4.0.0
*
return $var;
}
- if ( 'false' === $var ) {
+ if ( is_string( $var ) && 'false' === strtolower( $var ) ) {
return false;
}
return (bool) $var;
}
+
+/**
+ * Delete a file
+ *
+ * @since 4.2.0
+ *
+ * @param string $file The path to the file to delete.
+ */
+function wp_delete_file( $file ) {
+ /**
+ * Filter the path of the file to delete.
+ *
+ * @since 2.1.0
+ *
+ * @param string $medium Path to the file to delete.
+ */
+ $delete = apply_filters( 'wp_delete_file', $file );
+ if ( ! empty( $delete ) ) {
+ @unlink( $delete );
+ }
+}
+
+/**
+ * Outputs a small JS snippet on preview tabs/windows to remove `window.name` on unload.
+ *
+ * This prevents reusing the same tab for a preview when the user has navigated away.
+ *
+ * @since 4.3.0
+ */
+function wp_post_preview_js() {
+ global $post;
+
+ if ( ! is_preview() || empty( $post ) ) {
+ return;
+ }
+
+ // Has to match the window name used in post_submit_meta_box()
+ $name = 'wp-preview-' . (int) $post->ID;
+
+ ?>
+ <script>
+ ( function() {
+ var query = document.location.search;
+
+ if ( query && query.indexOf( 'preview=true' ) !== -1 ) {
+ window.name = '<?php echo $name; ?>';
+ }
+
+ if ( window.addEventListener ) {
+ window.addEventListener( 'unload', function() { window.name = ''; }, false );
+ }
+ }());
+ </script>
+ <?php
+}
+
+/**
+ * Parses and formats a MySQL datetime (Y-m-d H:i:s) for ISO8601/RFC3339.
+ *
+ * Explicitly strips timezones, as datetimes are not saved with any timezone
+ * information. Including any information on the offset could be misleading.
+ *
+ * @since 4.4.0
+ *
+ * @param string $date_string Date string to parse and format.
+ * @return string Date formatted for ISO8601/RFC3339.
+ */
+function mysql_to_rfc3339( $date_string ) {
+ $formatted = mysql2date( 'c', $date_string, false );
+
+ // Strip timezone information
+ return preg_replace( '/(?:Z|[+-]\d{2}(?::\d{2})?)$/', '', $formatted );
+}