javadz 0 ارسال شده در اسفند 93 گزارش بازنشر ارسال شده در اسفند 93 با سلاممشکلی برای سایت من پیش اومده و اون اینکه در قالبی که روش نصب کردم از یکسری توابع استفاده شده که با نسخه جدید وردپرس همخوانی نداره، میخواستم بدونم چطور میشه این توابع رو جایگزین کرد؟خطای مربوطه:Notice: get_theme_data is ط§ط² ط±ط¯ظ‡ ط®ط§ط±ط¬ ط´ط¯ظ‡ ط§ط³طھ ط§ط² ظ†ع¯ط§ط±ط´3.4! ط¨ظ‡â€Œط¬ط§غŒ ط¢ظ† ط§ط² wp_get_theme() ط§ط³طھظپط§ط¯ظ‡ ع©ظ†غŒط¯. in /home/howzehkh/domains/howzehkhoy.ir/public_html/wp-includes/functions.php on line 3378ممنون میشم راهنمایی بفرمایید نقل قول لینک به ارسال
javadz 0 ارسال شده در اسفند 93 مالک گزارش بازنشر ارسال شده در اسفند 93 ممنون میشم اگه کسی مشکل منو میدونه پاسخ بده؟ نقل قول لینک به ارسال
SM-Mahdavi 5427 ارسال شده در اسفند 93 گزارش بازنشر ارسال شده در اسفند 93 سلام دوست عزیزبه انجمن وردپرس پارسی خوش اومدین.فایل functions.php رو بزارید بررسی کنیم. 2 نقل قول لینک به ارسال
javadz 0 ارسال شده در اسفند 93 مالک گزارش بازنشر ارسال شده در اسفند 93 سلام، ممنون از لطفتونخدمت شما: <?php/*** Main WordPress API** @package WordPress*/require( ABSPATH . WPINC . '/option.php' );/*** Convert given date string into a different format.** $format should be either a PHP date format string, e.g. 'U' for a Unix* timestamp, or 'G' for a Unix timestamp assuming that $date is GMT.** If $translate is true then the given date and format string will* be passed to date_i18n() for translation.** @since 0.71** @param string $format Format of the date to return.* @param string $date Date string to convert.* @param bool $translate Whether the return date should be translated. Default true.* @return string|int|bool Formatted date string or Unix timestamp. False if $date is empty.*/function mysql2date( $format, $date, $translate = true ) {if ( empty( $date ) ) return false;if ( 'G' == $format ) return strtotime( $date . ' +0000' );$i = strtotime( $date );if ( 'U' == $format ) return $i;if ( $translate ) return date_i18n( $format, $i );else return date( $format, $i );}/*** Retrieve the current time based on specified type.** The 'mysql' type will return the time in the format for MySQL DATETIME field.* The 'timestamp' type will return the current timestamp.* Other strings will be interpreted as PHP date formats (e.g. 'Y-m-d').** 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 Type of time to retrieve. Accepts 'mysql', 'timestamp', or PHP date* format string (e.g. 'Y-m-d').* @param int|bool $gmt Optional. Whether to use GMT timezone. Default false.* @return int|string Integer if $type is 'timestamp', string otherwise.*/function current_time( $type, $gmt = 0 ) {switch ( $type ) { case 'mysql': return ( $gmt ) ? gmdate( 'Y-m-d H:i:s' ) : gmdate( 'Y-m-d H:i:s', ( time() + ( get_option( 'gmt_offset' ) * HOUR_IN_SECONDS ) ) ); case 'timestamp': return ( $gmt ) ? time() : time() + ( get_option( 'gmt_offset' ) * HOUR_IN_SECONDS ); default: return ( $gmt ) ? date( $type ) : date( $type, time() + ( get_option( 'gmt_offset' ) * HOUR_IN_SECONDS ) );}}/*** Retrieve the date in localized format, based on timestamp.** If the locale specifies the locale month and weekday, then the locale will* take over the format for the date. If it isn't, then the date format string* will be used instead.** @since 0.71** @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.** @return string The date, translated if locale specifies it.*/function date_i18n( $dateformatstring, $unixtimestamp = false, $gmt = false ) {global $wp_locale;$i = $unixtimestamp;if ( false === $i ) { if ( ! $gmt ) $i = current_time( 'timestamp' ); else $i = time(); // we should not let date() interfere with our // specially computed timestamp $gmt = true;}/* * Store original value for language with untypical grammars. * See https://core.trac.wordpress.org/ticket/9396 */$req_format = $dateformatstring;$datefunc = $gmt? 'gmdate' : 'date';if ( ( !empty( $wp_locale->month ) ) && ( !empty( $wp_locale->weekday ) ) ) { $datemonth = $wp_locale->get_month( $datefunc( 'm', $i ) ); $datemonth_abbrev = $wp_locale->get_month_abbrev( $datemonth ); $dateweekday = $wp_locale->get_weekday( $datefunc( 'w', $i ) ); $dateweekday_abbrev = $wp_locale->get_weekday_abbrev( $dateweekday ); $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 = preg_replace( "/([^\\\])l/", "\\1" . backslashit( $dateweekday ), $dateformatstring ); $dateformatstring = preg_replace( "/([^\\\])M/", "\\1" . backslashit( $datemonth_abbrev ), $dateformatstring ); $dateformatstring = preg_replace( "/([^\\\])a/", "\\1" . backslashit( $datemeridiem ), $dateformatstring ); $dateformatstring = preg_replace( "/([^\\\])A/", "\\1" . backslashit( $datemeridiem_capital ), $dateformatstring ); $dateformatstring = substr( $dateformatstring, 1, strlen( $dateformatstring ) -1 );}$timezone_formats = array( 'P', 'I', 'O', 'T', 'Z', 'e' );$timezone_formats_re = implode( '|', $timezone_formats );if ( preg_match( "/$timezone_formats_re/", $dateformatstring ) ) { $timezone_string = get_option( 'timezone_string' ); if ( $timezone_string ) { $timezone_object = timezone_open( $timezone_string ); $date_object = date_create( null, $timezone_object ); foreach( $timezone_formats as $timezone_format ) { if ( false !== strpos( $dateformatstring, $timezone_format ) ) { $formatted = date_format( $date_object, $timezone_format ); $dateformatstring = ' '.$dateformatstring; $dateformatstring = preg_replace( "/([^\\\])$timezone_format/", "\\1" . backslashit( $formatted ), $dateformatstring ); $dateformatstring = substr( $dateformatstring, 1, strlen( $dateformatstring ) -1 ); } } }}$j = @$datefunc( $dateformatstring, $i );/** * Filter the date formatted based on the locale. * * @since 2.8.0 * * @param string $j Formatted date string. * @param string $req_format Format to display the date. * @param int $i Unix timestamp. * @param bool $gmt Whether to convert to GMT for time. Default false. */$j = apply_filters( 'date_i18n', $j, $req_format, $i, $gmt );return $j;}/*** Convert integer number to format based on the locale.** @since 2.3.0** @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'] );/** * Filter the number formatted based on the locale. * * @since 2.8.0 * * @param string $formatted Converted number in string format. */return apply_filters( 'number_format_i18n', $formatted );}/*** 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* number of bytes to human readable number by taking the number of that unit* that the bytes will go into it. Supports TB value.** Please note that integers in PHP are limited to 32 bits, unless they are on* 64 bit architecture, then they have 64 bit size. If you need to place the* larger size then what PHP integer type will hold, then use a string. It will* be converted to a double, which should always have 64 bit length.** Technically the correct unit names for powers of 1024 are KiB, MiB etc.** @since 2.3.0** @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 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));foreach ( $quant as $unit => $mag ) if ( doubleval($bytes) >= $mag ) return number_format_i18n( $bytes / $mag, $decimals ) . ' ' . $unit;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|string $start_of_week Optional. Start of the week as an integer. Default empty string.* @return array Keys are 'start' and 'end'.*/function get_weekstartend( $mysqlstring, $start_of_week = '' ) {// MySQL string year.$my = substr( $mysqlstring, 0, 4 );// MySQL string month.$mm = substr( $mysqlstring, 8, 2 );// MySQL string day.$md = substr( $mysqlstring, 5, 2 );// The timestamp for MySQL string day.$day = mktime( 0, 0, 0, $md, $mm, $my );// The day of the week from the timestamp.$weekday = date( 'w', $day );if ( !is_numeric($start_of_week) ) $start_of_week = get_option( 'start_of_week' );if ( $weekday < $start_of_week ) $weekday += 7;// 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;return compact( 'start', 'end' );}/*** Unserialize value only if it was serialized.** @since 2.0.0** @param string $original Maybe unserialized original, if is needed.* @return mixed Unserialized data can be any type.*/function maybe_unserialize( $original ) {if ( is_serialized( $original ) ) // don't attempt to unserialize data that wasn't serialized going in return @unserialize( $original );return $original;}/*** Check value to find if it was serialized.** If $data is not an string, then returned value will always be false.* Serialized data is always a string.** @since 2.0.5** @param string $data Value to check to see if was serialized.* @param bool $strict Optional. Whether to be strict about the end of the string. Default true.* @return bool False if not serialized and true if it was.*/function is_serialized( $data, $strict = true ) {// if it isn't a string, it isn't serialized.if ( ! is_string( $data ) ) { return false;}$data = trim( $data ); if ( 'N;' == $data ) { return true;}if ( strlen( $data ) < 4 ) { return false;}if ( ':' !== $data[1] ) { return false;}if ( $strict ) { $lastc = substr( $data, -1 ); if ( ';' !== $lastc && '}' !== $lastc ) { return false; }} else { $semicolon = strpos( $data, ';' ); $brace = strpos( $data, '}' ); // Either ; or } must exist. if ( false === $semicolon && false === $brace ) return false; // But neither must be in the first X characters. if ( false !== $semicolon && $semicolon < 3 ) return false; if ( false !== $brace && $brace < 4 ) return false;}$token = $data[0];switch ( $token ) { case 's' : if ( $strict ) { if ( '"' !== substr( $data, -2, 1 ) ) { return false; } } elseif ( false === strpos( $data, '"' ) ) { return false; } // or else fall through case 'a' : case 'O' : return (bool) preg_match( "/^{$token}:[0-9]+:/s", $data ); case 'b' : case 'i' : case 'd' : $end = $strict ? '$' : ''; return (bool) preg_match( "/^{$token}:[0-9.E-]+;$end/", $data );}return false;}/*** Check whether serialized data is of string type.** @since 2.0.5** @param string $data Serialized data.* @return bool False if not a serialized string, true if it is.*/function is_serialized_string( $data ) {// if it isn't a string, it isn't a serialized string.if ( ! is_string( $data ) ) { return false;}$data = trim( $data );if ( strlen( $data ) < 4 ) { return false;} elseif ( ':' !== $data[1] ) { return false;} elseif ( ';' !== substr( $data, -1 ) ) { return false;} elseif ( $data[0] !== 's' ) { return false;} elseif ( '"' !== substr( $data, -2, 1 ) ) { return false;} else { return true;}}/*** Serialize data, if needed.** @since 2.0.5** @param string|array|object $data Data that might be serialized.* @return mixed A scalar data*/function maybe_serialize( $data ) {if ( is_array( $data ) || is_object( $data ) ) return serialize( $data );// Double serialization is required for backward compatibility.// See https://core.trac.wordpress.org/ticket/12930if ( is_serialized( $data, false ) ) return serialize( $data );return $data;}/*** 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.** @since 0.71** @global string $post_default_title Default XML-RPC 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 ) ) { $post_title = $matchtitle[1];} else { $post_title = $post_default_title;}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.** @since 0.71** @global string $post_default_category Default XML-RPC 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 ) ) { $post_category = trim( $matchcat[1], ',' ); $post_category = explode( ',', $post_category );} else { $post_category = $post_default_category;}return $post_category;}/*** XMLRPC XML content without title and category elements.** @since 0.71** @param string $content XML-RPC 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', '', $content );$content = trim( $content );return $content;}/*** Use RegEx to extract URLs from arbitrary content.** @since 3.7.0** @param string $content Content to extract URLs from.* @return array URLs found in passed string.*/function wp_extract_urls( $content ) {preg_match_all( "#([\"']?)(" . "(?[\w-]+?//?)" . "[^\s()<>]+" . "[.]" . "(?:" . "\([\w\d]+\)|" . "(?:" . "[^`!()\[\]{};:'\".,<>«»“”‘’\s]|" . "(?:[:]\d+)?/?" . ")+" . ")" . ")\\1#", $content, $post_links);$post_links = array_unique( array_map( 'html_entity_decode', $post_links[2] ) );return array_values( $post_links );}/*** Check content for video and audio links to add as enclosures.** Will not add enclosures that have already been added and will* remove enclosures that are no longer in the post. This is called as* pingbacks and trackbacks.** @since 1.5.0** @see $wpdb** @param string $content Post Content.* @param int $post_ID Post ID.*/function do_enclose( $content, $post_ID ) {global $wpdb;//TODO: Tidy this ghetto code up and make the debug code optionalinclude_once( ABSPATH . WPINC . '/class-IXR.php' );$post_links = array();$pung = get_enclosed( $post_ID );$post_links_temp = wp_extract_urls( $content );foreach ( $pung as $link_test ) { if ( ! in_array( $link_test, $post_links_temp ) ) { // link no longer in post $mids = $wpdb->get_col( $wpdb->prepare("SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE %s", $post_ID, $wpdb->esc_like( $link_test ) . '%') ); foreach ( $mids as $mid ) delete_metadata_by_mid( 'post', $mid ); }}foreach ( (array) $post_links_temp as $link_test ) { if ( !in_array( $link_test, $pung ) ) { // If we haven't pung it already $test = @parse_url( $link_test ); if ( false === $test ) continue; if ( isset( $test['query'] ) ) $post_links[] = $link_test; elseif ( isset($test['path']) && ( $test['path'] != '/' ) && ($test['path'] != '' ) ) $post_links[] = $link_test; }}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 ) . '%' ) ) ) { if ( $headers = wp_get_http_headers( $url) ) { $len = isset( $headers['content-length'] ) ? (int) $headers['content-length'] : 0; $type = isset( $headers['content-type'] ) ? $headers['content-type'] : ''; $allowed_types = array( 'video', 'audio' ); // Check to see if we can figure out the mime type from // the extension $url_parts = @parse_url( $url ); if ( false !== $url_parts ) { $extension = pathinfo( $url_parts['path'], PATHINFO_EXTENSION ); if ( !empty( $extension ) ) { foreach ( wp_get_mime_types() as $exts => $mime ) { if ( preg_match( '!^(' . $exts . ')$!i', $extension ) ) { $type = $mime; break; } } } } if ( in_array( substr( $type, 0, strpos( $type, "/" ) ), $allowed_types ) ) { add_post_meta( $post_ID, 'enclosure', "$url\n$len\n$mime\n" ); } } }}}/*** 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.** @since 1.5.1** @param string $url URL to retrieve HTTP headers from.* @param bool $deprecated Not Used.* @return bool|string False on failure, headers on success.*/function wp_get_http_headers( $url, $deprecated = false ) {if ( !empty( $deprecated ) ) _deprecated_argument( __FUNCTION__, '2.7' );$response = wp_safe_remote_head( $url );if ( is_wp_error( $response ) ) return false;return wp_remote_retrieve_headers( $response );}/*** Whether the publish date of the current post in the loop is different from the* publish date of the previous post in the loop.** @since 0.71** @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 1 when new day, 0 if not a new day.*/function is_new_day() {global $currentday, $previousday;if ( $currentday != $previousday ) return 1;else return 0;}/*** Build URL query based on an associative and, or indexed array.** This is a convenient function for easily building url queries. It sets the* separator to '&' and uses _http_build_query() function.** @since 2.3.0** @see _http_build_query() Used to build the query* @see http://us2.php.net/manual/en/function.http-build-query.php for more on what* http_build_query() does.** @param array $data URL-encode key/value pairs.* @return string URL-encoded string.*/function build_query( $data ) {return _http_build_query( $data, null, '&', '', false );}/*** From php.net (modified by Mark Jaquith to behave like the native PHP5 function).** @since 3.2.0* @access private** @see http://us1.php.net/manual/en/function.http-build-query.php** @param array|object $data An array or object of data. Converted to array.* @param string $prefix Optional. Numeric index. If set, start parameter numbering with it.* Default null.* @param string $sep Optional. Argument separator; defaults to 'arg_separator.output'.* Default null.* @param string $key Optional. Used to prefix key name. Default empty.* @param bool $urlencode Optional. Whether to use urlencode() in the result. Default true.** @return string The query string.*/function _http_build_query( $data, $prefix = null, $sep = null, $key = '', $urlencode = true ) {$ret = array();foreach ( (array) $data as $k => $v ) { if ( $urlencode) $k = urlencode($k); if ( is_int($k) && $prefix != null ) $k = $prefix.$k; if ( !empty($key) ) $k = $key . '%5B' . $k . '%5D'; if ( $v === null ) continue; elseif ( $v === FALSE ) $v = '0'; if ( is_array($v) || is_object($v) ) array_push($ret,_http_build_query($v, '', $sep, $k, $urlencode)); elseif ( $urlencode ) array_push($ret, $k.'='.urlencode($v)); else array_push($ret, $k.'='.$v);}if ( null === $sep ) $sep = ini_get('arg_separator.output');return implode($sep, $ret);}/*** Retrieve a modified URL query string.** 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.** 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().** @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 $param3 Optional. Old query or URI.* @return string New URL query string.*/function add_query_arg() {$args = func_get_args();if ( is_array( $args[0] ) ) { if ( count( $args ) < 2 || false === $args[1] ) $uri = $_SERVER['REQUEST_URI']; else $uri = $args[1];} else { if ( count( $args ) < 3 || false === $args[2] ) $uri = $_SERVER['REQUEST_URI']; else $uri = $args[2];}if ( $frag = strstr( $uri, '#' ) ) $uri = substr( $uri, 0, -strlen( $frag ) );else $frag = '';if ( 0 === stripos( $uri, 'http://' ) ) { $protocol = 'http://'; $uri = substr( $uri, 7 );} elseif ( 0 === stripos( $uri, 'https://' ) ) { $protocol = 'https://'; $uri = substr( $uri, 8 );} else { $protocol = '';}if ( strpos( $uri, '?' ) !== false ) { list( $base, $query ) = explode( '?', $uri, 2 ); $base .= '?';} elseif ( $protocol || strpos( $uri, '=' ) === false ) { $base = $uri . '?'; $query = '';} else { $base = ''; $query = $uri;}wp_parse_str( $query, $qs );$qs = urlencode_deep( $qs ); // this re-URL-encodes things that were already in the query stringif ( is_array( $args[0] ) ) { $kayvees = $args[0]; $qs = array_merge( $qs, $kayvees );} else { $qs[ $args[0] ] = $args[1];}foreach ( $qs as $k => $v ) { if ( $v === false ) unset( $qs[$k] );}$ret = build_query( $qs );$ret = trim( $ret, '?' );$ret = preg_replace( '#=(&|$)#', '$1', $ret );$ret = $protocol . $base . $ret . $frag;$ret = rtrim( $ret, '?' );return $ret;}/*** Removes an item or list from the query string.** @since 1.5.0** @param string|array $key Query key or keys to remove.* @param bool|string $query Optional. When false uses the $_SERVER value. Default false.* @return string New URL query string.*/function remove_query_arg( $key, $query = false ) {if ( is_array( $key ) ) { // removing multiple keys foreach ( $key as $k ) $query = add_query_arg( $k, false, $query ); return $query;}return add_query_arg( $key, false, $query );}/*** Walks the array while sanitizing the contents.** @since 0.71** @param array $array Array to walk while sanitizing contents.* @return array Sanitized $array.*/function add_magic_quotes( $array ) {foreach ( (array) $array as $k => $v ) { if ( is_array( $v ) ) { $array[$k] = add_magic_quotes( $v ); } else { $array[$k] = addslashes( $v ); }}return $array;}/*** HTTP request for URI to retrieve content.** @since 1.5.1** @see wp_safe_remote_get()** @param string $uri URI/URL of web page to retrieve.* @return false|string HTTP content. False on failure.*/function wp_remote_fopen( $uri ) {$parsed_url = @parse_url( $uri );if ( !$parsed_url || !is_array( $parsed_url ) ) return false;$options = array();$options['timeout'] = 10;$response = wp_safe_remote_get( $uri, $options );if ( is_wp_error( $response ) ) return false;return wp_remote_retrieve_body( $response );}/*** Set up 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( $query_vars );if ( !isset($wp_the_query) ) $wp_the_query = $wp_query;}/*** Retrieve the description for the HTTP status.** @since 2.3.0** @param int $code HTTP status code.* @return string Empty string if not found, or description if found.*/function get_status_header_desc( $code ) {global $wp_header_to_desc;$code = absint( $code );if ( !isset( $wp_header_to_desc ) ) { $wp_header_to_desc = array( 100 => 'Continue', 101 => 'Switching Protocols', 102 => 'Processing', 200 => 'OK', 201 => 'Created', 202 => 'Accepted', 203 => 'Non-Authoritative Information', 204 => 'No Content', 205 => 'Reset Content', 206 => 'Partial Content', 207 => 'Multi-Status', 226 => 'IM Used', 300 => 'Multiple Choices', 301 => 'Moved Permanently', 302 => 'Found', 303 => 'See Other', 304 => 'Not Modified', 305 => 'Use Proxy', 306 => 'Reserved', 307 => 'Temporary Redirect', 400 => 'Bad Request', 401 => 'Unauthorized', 402 => 'Payment Required', 403 => 'Forbidden', 404 => 'Not Found', 405 => 'Method Not Allowed', 406 => 'Not Acceptable', 407 => 'Proxy Authentication Required', 408 => 'Request Timeout', 409 => 'Conflict', 410 => 'Gone', 411 => 'Length Required', 412 => 'Precondition Failed', 413 => 'Request Entity Too Large', 414 => 'Request-URI Too Long', 415 => 'Unsupported Media Type', 416 => 'Requested Range Not Satisfiable', 417 => 'Expectation Failed', 418 => 'I\'m a teapot', 422 => 'Unprocessable Entity', 423 => 'Locked', 424 => 'Failed Dependency', 426 => 'Upgrade Required', 428 => 'Precondition Required', 429 => 'Too Many Requests', 431 => 'Request Header Fields Too Large', 500 => 'Internal Server Error', 501 => 'Not Implemented', 502 => 'Bad Gateway', 503 => 'Service Unavailable', 504 => 'Gateway Timeout', 505 => 'HTTP Version Not Supported', 506 => 'Variant Also Negotiates', 507 => 'Insufficient Storage', 510 => 'Not Extended', 511 => 'Network Authentication Required', );}if ( isset( $wp_header_to_desc[$code] ) ) return $wp_header_to_desc[$code];else return '';}/*** Set HTTP status header.** @since 2.0.0** @see get_status_header_desc()** @param int $code HTTP status code.*/function status_header( $code ) {$description = get_status_header_desc( $code );if ( empty( $description ) ) return;$protocol = $_SERVER['SERVER_PROTOCOL'];if ( 'HTTP/1.1' != $protocol && 'HTTP/1.0' != $protocol ) $protocol = 'HTTP/1.0';$status_header = "$protocol $code $description";if ( function_exists( 'apply_filters' ) ) /** * Filter an HTTP status header. * * @since 2.2.0 * * @param string $status_header HTTP status header. * @param int $code HTTP status code. * @param string $description Description for the status code. * @param string $protocol Server protocol. */ $status_header = apply_filters( 'status_header', $status_header, $code, $description, $protocol );@header( $status_header, true, $code );}/*** Get the header information to prevent caching.** The several different headers cover the different ways cache prevention* is handled by different browsers** @since 2.8.0** @return array The associative array of header names and field values.*/function wp_get_nocache_headers() {$headers = array( 'Expires' => 'Wed, 11 Jan 1984 05:00:00 GMT', 'Cache-Control' => 'no-cache, must-revalidate, max-age=0', 'Pragma' => 'no-cache',);if ( function_exists('apply_filters') ) { /** * Filter the cache-controlling headers. * * @since 2.8.0 * * @see wp_get_nocache_headers() * * @param array $headers { * Header names and field values. * * @type string $Expires Expires header. * @type string $Cache-Control Cache-Control header. * @type string $Pragma Pragma header. * } */ $headers = (array) apply_filters( 'nocache_headers', $headers );}$headers['Last-Modified'] = false;return $headers;}/*** Set the headers to prevent caching for the different browsers.** Different browsers support different nocache headers, so several* headers must be sent so that all of them get the point that no* caching should occur.** @since 2.0.0** @see wp_get_nocache_headers()*/function nocache_headers() {$headers = wp_get_nocache_headers();unset( $headers['Last-Modified'] );// In PHP 5.3+, make sure we are not sending a Last-Modified header.if ( function_exists( 'header_remove' ) ) { @header_remove( 'Last-Modified' );} else { // In PHP 5.2, send an empty Last-Modified header, but only as a // last resort to override a header already sent. #WP23021 foreach ( headers_list() as $header ) { if ( 0 === stripos( $header, 'Last-Modified' ) ) { $headers['Last-Modified'] = ''; break; } }}foreach( $headers as $name => $field_value ) @header("{$name}: {$field_value}");}/*** Set the headers for caching for 10 days with Javascript content type.** @since 2.1.0*/function cache_javascript_headers() {$expiresOffset = 10 * DAY_IN_SECONDS;header( "Content-Type: text/javascript; charset=" . get_bloginfo( 'charset' ) );header( "Vary: Accept-Encoding" ); // Handle proxiesheader( "Expires: " . gmdate( "D, d M Y H:i:s", time() + $expiresOffset ) . " GMT" );}/*** Retrieve the number of database queries during the WordPress execution.** @since 2.0.0** @global wpdb $wpdb WordPress database abstraction object.** @return int Number of database queries.*/function get_num_queries() {global $wpdb;return $wpdb->num_queries;}/*** Whether input is yes or no.** Must be 'y' to be true.** @since 1.0.0** @param string $yn Character string containing either 'y' (yes) or 'n' (no).* @return bool True if yes, false on anything else.*/function bool_from_yn( $yn ) {return ( strtolower( $yn ) == 'y' );}/*** Load 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.*/function do_feed() {global $wp_query;$feed = get_query_var( 'feed' );// Remove the pad, if present.$feed = preg_replace( '/^_+/', '', $feed );if ( $feed == '' || $feed == 'feed' ) $feed = get_default_feed();$hook = 'do_feed_' . $feed;if ( ! has_action( $hook ) ) 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. * * @since 2.1.0 * * @param bool $is_comment_feed Whether the feed is a comment feed. */do_action( $hook, $wp_query->is_comment_feed );}/*** Load the RDF RSS 0.91 Feed template.** @since 2.1.0** @see load_template()*/function do_feed_rdf() {load_template( ABSPATH . WPINC . '/feed-rdf.php' );}/*** Load the RSS 1.0 Feed Template.** @since 2.1.0** @see load_template()*/function do_feed_rss() {load_template( ABSPATH . WPINC . '/feed-rss.php' );}/*** Load either the RSS2 comment feed or the RSS2 posts feed.** @since 2.1.0** @see load_template()** @param bool $for_comments True for the comment feed, false for normal feed.*/function do_feed_rss2( $for_comments ) {if ( $for_comments ) load_template( ABSPATH . WPINC . '/feed-rss2-comments.php' );else load_template( ABSPATH . WPINC . '/feed-rss2.php' );}/*** Load either Atom comment feed or Atom posts feed.** @since 2.1.0** @see load_template()** @param bool $for_comments True for the comment feed, false for normal feed.*/function do_feed_atom( $for_comments ) {if ($for_comments) load_template( ABSPATH . WPINC . '/feed-atom-comments.php');else load_template( ABSPATH . WPINC . '/feed-atom.php' );}/*** Display the robots.txt file content.** The echo content should be with usage of the permalinks or for creating the* robots.txt file.** @since 2.1.0*/function do_robots() {header( 'Content-Type: text/plain; charset=utf-8' );/** * Fires when displaying the robots.txt file. * * @since 2.1.0 */do_action( 'do_robotstxt' );$output = "User-agent: *\n";$public = get_option( 'blog_public' );if ( '0' == $public ) { $output .= "Disallow: /\n";} else { $site_url = parse_url( site_url() ); $path = ( !empty( $site_url['path'] ) ) ? $site_url['path'] : ''; $output .= "Disallow: $path/wp-admin/\n";}/** * Filter the robots.txt output. * * @since 3.0.0 * * @param string $output Robots.txt output. * @param bool $public Whether the site is considered "public". */echo apply_filters( 'robots_txt', $output, $public );}/*** 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 'siteurl' option for whether WordPress is installed.** @since 2.1.0** @global wpdb $wpdb WordPress database abstraction object.** @return bool Whether the blog is already installed.*/function is_blog_installed() {global $wpdb;/* * Check cache first. If options table goes away and we have true * cached, oh well. */if ( wp_cache_get( 'is_blog_installed' ) ) return true;$suppress = $wpdb->suppress_errors();if ( ! defined( 'WP_INSTALLING' ) ) { $alloptions = wp_load_alloptions();}// If siteurl is not set to autoload, check it specificallyif ( !isset( $alloptions['siteurl'] ) ) $installed = $wpdb->get_var( "SELECT option_value FROM $wpdb->options WHERE option_name = 'siteurl'" );else $installed = $alloptions['siteurl'];$wpdb->suppress_errors( $suppress );$installed = !empty( $installed );wp_cache_set( 'is_blog_installed', $installed );if ( $installed ) return true;// If visiting repair.php, return true and let it take over.if ( defined( 'WP_REPAIRING' ) ) return true;$suppress = $wpdb->suppress_errors();/* * Loop over the WP tables. If none exist, then scratch install is allowed. * If one or more exist, suggest table repair since we got here because the * options table could not be accessed. */$wp_tables = $wpdb->tables();foreach ( $wp_tables as $table ) { // The existence of custom user tables shouldn't suggest an insane state or prevent a clean install. if ( defined( 'CUSTOM_USER_TABLE' ) && CUSTOM_USER_TABLE == $table ) continue; if ( defined( 'CUSTOM_USER_META_TABLE' ) && CUSTOM_USER_META_TABLE == $table ) continue; if ( ! $wpdb->get_results( "DESCRIBE $table;" ) ) continue; // One or more tables exist. We are insane. wp_load_translations_early(); // Die with a DB error. $wpdb->error = sprintf( __( 'One or more database tables are unavailable. The database may need to be <a href="%s">repaired</a>.' ), 'maint/repair.php?referrer=is_blog_installed' ); dead_db();}$wpdb->suppress_errors( $suppress );wp_cache_set( 'is_blog_installed', false );return false;}/*** Retrieve URL with nonce added to URL query.** @since 2.0.4** @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, $name = '_wpnonce' ) {$actionurl = str_replace( '&', '&', $actionurl );return esc_html( add_query_arg( $name, 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.** 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.** @since 2.0.4** @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 , $echo = true ) {$name = esc_attr( $name );$nonce_field = '<input type="hidden" id="' . $name . '" name="' . $name . '" value="' . wp_create_nonce( $action ) . '" />';if ( $referer ) $nonce_field .= wp_referer_field( false );if ( $echo ) echo $nonce_field;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.** @since 2.0.4** @param bool $echo Optional. Whether to echo or return the referer field. Default true.* @return string Referer field HTML markup.*/function wp_referer_field( $echo = true ) {$referer_field = '<input type="hidden" name="_wp_http_referer" value="'. esc_attr( wp_unslash( $_SERVER['REQUEST_URI'] ) ) . '" />';if ( $echo ) echo $referer_field;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 wp_referer_field(), if that was posted already or it will be the* current page, if it doesn't exist.** @since 2.0.4** @param bool $echo Optional. Whether to echo the original http referer. Default true.* @param string $jump_back_to Optional. Can be 'previous' or page you want to jump back to.* Default 'current'.* @return string Original referer field.*/function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {if ( ! $ref = wp_get_original_referer() ) { $ref = 'previous' == $jump_back_to ? wp_get_referer() : wp_unslash( $_SERVER['REQUEST_URI'] );}$orig_referer_field = '<input type="hidden" name="_wp_original_http_referer" value="' . esc_attr( $ref ) . '" />';if ( $echo ) echo $orig_referer_field;return $orig_referer_field;}/*** Retrieve referer from '_wp_http_referer' or HTTP referer.** If it's the same as the current request URL, will return false.** @since 2.0.4** @return false|string False on failure. Referer URL on success.*/function wp_get_referer() {if ( ! function_exists( 'wp_validate_redirect' ) ) return false;$ref = false;if ( ! empty( $_REQUEST['_wp_http_referer'] ) ) $ref = wp_unslash( $_REQUEST['_wp_http_referer'] );else if ( ! empty( $_SERVER['HTTP_REFERER'] ) ) $ref = wp_unslash( $_SERVER['HTTP_REFERER'] );if ( $ref && $ref !== wp_unslash( $_SERVER['REQUEST_URI'] ) ) return wp_validate_redirect( $ref, false );return false;}/*** Retrieve original referer that was posted, if it exists.** @since 2.0.4** @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' ) ) return wp_validate_redirect( wp_unslash( $_REQUEST['_wp_original_http_referer'] ), false );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. True if path already exists.*/function wp_mkdir_p( $target ) {$wrapper = null;// Strip the protocol.if( wp_is_stream( $target ) ) { list( $wrapper, $target ) = explode( '://', $target, 2 );}// From php.net/mkdir user contributed notes.$target = str_replace( '//', '/', $target );// Put the wrapper back on the target.if( $wrapper !== null ) { $target = $wrapper . '://' . $target;}/* * Safe mode fails with a trailing slash under certain PHP versions. * Use rtrim() instead of untrailingslashit to avoid formatting.php dependency. */$target = rtrim($target, '/');if ( empty($target) ) $target = '/';if ( file_exists( $target ) ) return @is_dir( $target );// We need to find the permissions of the parent folder that exists and inherit that.$target_parent = dirname( $target );while ( '.' != $target_parent && ! is_dir( $target_parent ) ) { $target_parent = dirname( $target_parent );}// Get the permission bits.if ( $stat = @stat( $target_parent ) ) { $dir_perms = $stat['mode'] & 0007777;} else { $dir_perms = 0777;}if ( @mkdir( $target, $dir_perms, true ) ) { /* * If a umask is set that modifies $dir_perms, we'll have to re-set * the $dir_perms correctly with chmod() */ if ( $dir_perms != ( $dir_perms & ~umask() ) ) { $folder_parts = explode( '/', substr( $target, strlen( $target_parent ) + 1 ) ); for ( $i = 1; $i <= count( $folder_parts ); $i++ ) { @chmod( $target_parent . '/' . implode( '/', array_slice( $folder_parts, 0, $i ) ), $dir_perms ); } } return true;}return false;}/*** Test if a give filesystem path is absolute.** For example, '/foo/bar', or '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) == $path ) return true;if ( strlen($path) == 0 || $path[0] == '.' ) return false;// Windows allows absolute paths like this.if ( preg_match('#^[a-zA-Z]:\\\\#', $path) ) return true;// A path starting with / or \ is absolute; anything else is relative.return ( $path[0] == '/' || $path[0] == '\\' );}/*** Join two filesystem paths together.** For example, '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 Base path.* @param string $path Path relative to $base.* @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, '/');}/*** Normalize a filesystem path.** Replaces backslashes with forward slashes for Windows systems, and ensures* no duplicate slashes exist.** @since 3.9.0** @param string $path Path to normalize.* @return string Normalized path.*/function wp_normalize_path( $path ) {$path = str_replace( '\\', '/', $path );$path = preg_replace( '|/+|','/', $path );return $path;}/*** Determine a writable directory for temporary files.** Function's preference is the return value of sys_get_temp_dir(),* followed by your PHP temporary upload directory, followed by WP_CONTENT_DIR,* before finally defaulting to /tmp/** In the event that this function does not find a writable location,* It may be overridden by the WP_TEMP_DIR constant in your wp-config.php file.** @since 2.5.0** @return string Writable temporary directory.*/function get_temp_dir() {static $temp;if ( defined('WP_TEMP_DIR') ) return trailingslashit(WP_TEMP_DIR);if ( $temp ) return trailingslashit( $temp );if ( function_exists('sys_get_temp_dir') ) { $temp = sys_get_temp_dir(); if ( @is_dir( $temp ) && wp_is_writable( $temp ) ) return trailingslashit( $temp );}$temp = ini_get('upload_tmp_dir');if ( @is_dir( $temp ) && wp_is_writable( $temp ) ) return trailingslashit( $temp );$temp = WP_CONTENT_DIR . '/';if ( is_dir( $temp ) && wp_is_writable( $temp ) ) return $temp;$temp = '/tmp/';return $temp;}/*** Determine if a directory is writable.** This function is used to work around certain ACL issues in PHP primarily* affecting Windows Servers.** @since 3.6.0** @see win_is_writable()** @param string $path Path to check for write-ability.* @return bool Whether the path is writable.*/function wp_is_writable( $path ) {if ( 'WIN' === strtoupper( substr( PHP_OS, 0, 3 ) ) ) return win_is_writable( $path );else return @is_writable( $path );}/*** Workaround for Windows bug in is_writable() function** PHP has issues with Windows ACL's for determine if a* directory is writable or not, this works around them by* checking the ability to open files rather than relying* upon PHP to interprate the OS ACL.** @since 2.8.0** @see http://bugs.php.net/bug.php?id=27609* @see http://bugs.php.net/bug.php?id=30931** @param string $path Windows path to check for write-ability.* @return bool Whether the path is writable.*/function win_is_writable( $path ) {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 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' );if ( $f === false ) return false;fclose( $f );if ( $should_delete_tmp_file ) unlink( $path );return true;}/*** 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** @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.* @return array See above for description.*/function wp_upload_dir( $time = null ) {$siteurl = get_option( 'siteurl' );$upload_path = trim( get_option( 'upload_path' ) );if ( empty( $upload_path ) || 'wp-content/uploads' == $upload_path ) { $dir = WP_CONTENT_DIR . '/uploads';} elseif ( 0 !== strpos( $upload_path, ABSPATH ) ) { // $dir is absolute, $upload_path is (maybe) relative to ABSPATH $dir = path_join( ABSPATH, $upload_path );} else { $dir = $upload_path;}if ( !$url = get_option( 'upload_url_path' ) ) { if ( empty($upload_path) || ( 'wp-content/uploads' == $upload_path ) || ( $upload_path == $dir ) ) $url = WP_CONTENT_URL . '/uploads'; else $url = trailingslashit( $siteurl ) . $upload_path;}/* * Honor the value of UPLOADS. This happens as long as ms-files rewriting is disabled. * We also sometimes obey UPLOADS when rewriting is enabled -- see the next block. */if ( defined( 'UPLOADS' ) && ! ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) ) { $dir = ABSPATH . UPLOADS; $url = trailingslashit( $siteurl ) . UPLOADS;}// If multisite (and if not the main site in a post-MU network)if ( is_multisite() && ! ( is_main_network() && is_main_site() && defined( 'MULTISITE' ) ) ) { if ( ! get_site_option( 'ms_files_rewriting' ) ) { /* * If ms-files rewriting is disabled (networks created post-3.5), it is fairly * straightforward: Append sites/%d if we're not on the main site (for post-MU * networks). (The extra directory prevents a four-digit ID from conflicting with * a year-based directory for the main site. But if a MU-era network has disabled * ms-files rewriting manually, they don't need the extra directory, as they never * had wp-content/uploads for the main site.) */ if ( defined( 'MULTISITE' ) ) $ms_dir = '/sites/' . get_current_blog_id(); else $ms_dir = '/' . get_current_blog_id(); $dir .= $ms_dir; $url .= $ms_dir; } elseif ( defined( 'UPLOADS' ) && ! ms_is_switched() ) { /* * Handle the old-form ms-files.php rewriting if the network still has that enabled. * When ms-files rewriting is enabled, then we only listen to UPLOADS when: * 1) We are not on the main site in a post-MU network, as wp-content/uploads is used * there, and * 2) We are not switched, as ms_upload_constants() hardcodes these constants to reflect * the original blog ID. * * Rather than UPLOADS, we actually use BLOGUPLOADDIR if it is set, as it is absolute. * (And it will be set, see ms_upload_constants().) Otherwise, UPLOADS can be used, as * as it is relative to ABSPATH. For the final piece: when UPLOADS is used with ms-files * rewriting in multisite, the resulting URL is /files. (#WP22702 for background.) */ if ( defined( 'BLOGUPLOADDIR' ) ) $dir = untrailingslashit( BLOGUPLOADDIR ); else $dir = ABSPATH . UPLOADS; $url = trailingslashit( $siteurl ) . 'files'; }}$basedir = $dir;$baseurl = $url;$subdir = '';if ( get_option( 'uploads_use_yearmonth_folders' ) ) { // Generate the yearly and monthly dirs if ( !$time ) $time = current_time( 'mysql' ); $y = substr( $time, 0, 4 ); $m = substr( $time, 5, 2 ); $subdir = "/$y/$m";}$dir .= $subdir;$url .= $subdir;/** * Filter the uploads directory data. * * @since 2.0.0 * * @param array $uploads Array of upload directory data with keys of 'path', * 'url', 'subdir, 'basedir', and 'error'. */$uploads = apply_filters( 'upload_dir', array( 'path' => $dir, 'url' => $url, 'subdir' => $subdir, 'basedir' => $basedir, 'baseurl' => $baseurl, 'error' => false, ) );// Make sure we have an uploads directory.if ( ! wp_mkdir_p( $uploads['path'] ) ) { if ( 0 === strpos( $uploads['basedir'], ABSPATH ) ) $error_path = str_replace( ABSPATH, '', $uploads['basedir'] ) . $uploads['subdir']; else $error_path = basename( $uploads['basedir'] ) . $uploads['subdir']; $message = sprintf( __( 'Unable to create directory %s. Is its parent directory writable by the server?' ), $error_path ); $uploads['error'] = $message;}return $uploads;}/*** 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 is passed three parameters, the first one is the directory, the* second is the filename, and the third is the extension.** @since 2.5.0** @param string $dir Directory.* @param string $filename File name.* @param callback $unique_filename_callback Callback. Default null.* @return string New filename, if given wasn't unique.*/function wp_unique_filename( $dir, $filename, $unique_filename_callback = null ) {// Sanitize the file name before we begin processing.$filename = sanitize_file_name($filename);// Separate the filename into a name and extension.$info = pathinfo($filename);$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 = '';/* * Increment the file number until we have a unique file to save in $dir. * Use callback if supplied. */if ( $unique_filename_callback && is_callable( $unique_filename_callback ) ) { $filename = call_user_func( $unique_filename_callback, $dir, $name, $ext );} else { $number = ''; // Change '.ext' to lower case. if ( $ext && strtolower($ext) != $ext ) { $ext2 = strtolower($ext); $filename2 = preg_replace( '|' . preg_quote($ext) . '$|', $ext2, $filename ); // Check for both lower and upper case extension or image sub-sizes may be overwritten. while ( file_exists($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 ); $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 ); }}return $filename;}/*** 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 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 ) {if ( !empty( $deprecated ) ) _deprecated_argument( __FUNCTION__, '2.0' );if ( empty( $name ) ) return array( 'error' => __( 'Empty filename' ) );$wp_filetype = wp_check_filetype( $name );if ( ! $wp_filetype['ext'] && ! current_user_can( 'unfiltered_upload' ) ) return array( 'error' => __( 'Invalid file type' ) );$upload = wp_upload_dir( $time );if ( $upload['error'] !== false ) return $upload;/** * Filter whether to treat the upload bits as an error. * * Passing a non-array to the filter will effectively short-circuit preparing * the upload bits, returning that value instead. * * @since 3.0.0 * * @param mixed $upload_bits_error An array of upload bits data, or a non-array error to return. */$upload_bits_error = apply_filters( 'wp_upload_bits', array( 'name' => $name, 'bits' => $bits, 'time' => $time ) );if ( !is_array( $upload_bits_error ) ) { $upload[ 'error' ] = $upload_bits_error; return $upload;}$filename = wp_unique_filename( $upload['path'], $name );$new_file = $upload['path'] . "/$filename";if ( ! wp_mkdir_p( dirname( $new_file ) ) ) { if ( 0 === strpos( $upload['basedir'], ABSPATH ) ) $error_path = str_replace( ABSPATH, '', $upload['basedir'] ) . $upload['subdir']; else $error_path = basename( $upload['basedir'] ) . $upload['subdir']; $message = sprintf( __( 'Unable to create directory %s. Is its parent directory writable by the server?' ), $error_path ); return array( 'error' => $message );}$ifp = @ fopen( $new_file, 'wb' );if ( ! $ifp ) return array( 'error' => sprintf( __( 'Could not write file %s' ), $new_file ) );@fwrite( $ifp, $bits );fclose( $ifp );clearstatcache();// Set correct file permissions$stat = @ stat( dirname( $new_file ) );$perms = $stat['mode'] & 0007777;$perms = $perms & 0000666;@ chmod( $new_file, $perms );clearstatcache();// Compute the URL$url = $upload['url'] . "/$filename";return array( 'file' => $new_file, 'url' => $url, 'error' => false );}/*** Retrieve the file type based on the extension name.** @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.*/function wp_ext2type( $ext ) {$ext = strtolower( $ext );/** * Filter file type based on the extension name. * * @since 2.5.0 * * @see wp_ext2type() * * @param array $ext2type Multi-dimensional array with extensions for a default set * of file types. */$ext2type = apply_filters( 'ext2type', array( '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', 'psd' ), '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' ), 'archive' => array( 'bz2', 'cab', 'dmg', 'gz', 'rar', 'sea', 'sit', 'sqx', 'tar', 'tgz', 'zip', '7z' ), 'code' => array( 'css', 'htm', 'html', 'php', 'js' ),) );foreach ( $ext2type as $type => $exts ) if ( in_array( $ext, $exts ) ) return $type;return null;}/*** 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, $mimes = null ) {if ( empty($mimes) ) $mimes = get_allowed_mime_types();$type = false;$ext = false;foreach ( $mimes as $ext_preg => $mime_match ) { $ext_preg = '!\.(' . $ext_preg . ')(\?.*)?$!i'; if ( preg_match( $ext_preg, $filename, $ext_matches ) ) { $type = $mime_match; $ext = $ext_matches[1]; break; }}return compact( 'ext', 'type' );}/*** Attempt to determine the real file type of a file.** If unable to, the file name extension will be used to determine type.** If it's determined that the extension does not match the file's real type,* then the "proper_filename" value will be set with a proper filename and extension.** Currently this function only supports validating images known to getimagesize().** @since 3.0.0** @param string $file Full path to the file.* @param string $filename The name of the file (may differ from $file due to $file being* in a tmp directory).* @param array $mimes Optional. Key is the file extension with value as the mime type.* @return array Values for the extension, MIME, and either a corrected filename or false* 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$wp_filetype = wp_check_filetype( $filename, $mimes );$ext = $wp_filetype['ext'];$type = $wp_filetype['type'];// We can't do any further validation without a file to work withif ( ! file_exists( $file ) ) { return compact( 'ext', 'type', 'proper_filename' );}// We're able to validate images using GDif ( $type && 0 === strpos( $type, 'image/' ) && function_exists('getimagesize') ) { // Attempt to figure out what type of image it actually is $imgstats = @getimagesize( $file ); // If getimagesize() knows what kind of image it really is and if the real MIME doesn't match the claimed MIME if ( !empty($imgstats['mime']) && $imgstats['mime'] != $type ) { /** * Filter the list mapping image mime types to their respective extensions. * * @since 3.0.0 * * @param array $mime_to_ext Array of image mime types and their matching extensions. */ $mime_to_ext = apply_filters( 'getimagesize_mimes_to_exts', array( 'image/jpeg' => 'jpg', 'image/png' => 'png', 'image/gif' => 'gif', 'image/bmp' => 'bmp', 'image/tiff' => 'tif', ) ); // Replace whatever is after the last period in the filename with the correct extension if ( ! empty( $mime_to_ext[ $imgstats['mime'] ] ) ) { $filename_parts = explode( '.', $filename ); array_pop( $filename_parts ); $filename_parts[] = $mime_to_ext[ $imgstats['mime'] ]; $new_filename = implode( '.', $filename_parts ); if ( $new_filename != $filename ) { $proper_filename = $new_filename; // Mark that it changed } // Redefine the extension / MIME $wp_filetype = wp_check_filetype( $new_filename, $mimes ); $ext = $wp_filetype['ext']; $type = $wp_filetype['type']; } }}/** * Filter the "real" file type of the given file. * * @since 3.0.0 * * @param array $wp_check_filetype_and_ext File data array containing 'ext', 'type', and * 'proper_filename' keys. * @param string $file Full path to the file. * @param string $filename The name of the file (may differ from $file due to * $file being in a tmp directory). * @param array $mimes Key is the file extension with value as the mime type. */return apply_filters( 'wp_check_filetype_and_ext', compact( 'ext', 'type', 'proper_filename' ), $file, $filename, $mimes );}/*** Retrieve list of mime types and file extensions.** @since 3.5.0** @return array Array of mime types keyed by the file extension regex corresponding to those types.*/function wp_get_mime_types() {/** * Filter the list of mime types and file extensions. * * This filter should be used to add, not remove, mime types. To remove * mime types, use the 'upload_mimes' filter. * * @since 3.5.0 * * @param array $wp_get_mime_types Mime types keyed by the file extension regex * corresponding to those types. */return apply_filters( 'mime_types', array(// Image formats.'jpg|jpeg|jpe' => 'image/jpeg','gif' => 'image/gif','png' => 'image/png','bmp' => 'image/bmp','tif|tiff' => 'image/tiff','ico' => 'image/x-icon',// Video formats.'asf|asx' => 'video/x-ms-asf','wmv' => 'video/x-ms-wmv','wmx' => 'video/x-ms-wmx','wm' => 'video/x-ms-wm','avi' => 'video/avi','divx' => 'video/divx','flv' => 'video/x-flv','mov|qt' => 'video/quicktime','mpeg|mpg|mpe' => 'video/mpeg','mp4|m4v' => 'video/mp4','ogv' => 'video/ogg','webm' => 'video/webm','mkv' => 'video/x-matroska','3gp|3gpp' => 'video/3gpp', // Can also be audio'3g2|3gp2' => 'video/3gpp2', // Can also be audio// Text formats.'txt|asc|c|cc|h|srt' => 'text/plain','csv' => 'text/csv','tsv' => 'text/tab-separated-values','ics' => 'text/calendar','rtx' => 'text/richtext','css' => 'text/css','htm|html' => 'text/html','vtt' => 'text/vtt','dfxp' => 'application/ttaf+xml',// Audio formats.'mp3|m4a|m4b' => 'audio/mpeg','ra|ram' => 'audio/x-realaudio','wav' => 'audio/wav','ogg|oga' => 'audio/ogg','mid|midi' => 'audio/midi','wma' => 'audio/x-ms-wma','wax' => 'audio/x-ms-wax','mka' => 'audio/x-matroska',// Misc application formats.'rtf' => 'application/rtf','js' => 'application/javascript','pdf' => 'application/pdf','swf' => 'application/x-shockwave-flash','class' => 'application/java','tar' => 'application/x-tar','zip' => 'application/zip','gz|gzip' => 'application/x-gzip','rar' => 'application/rar','7z' => 'application/x-7z-compressed','exe' => 'application/x-msdownload','psd' => 'application/octet-stream',// MS Office formats.'doc' => 'application/msword','pot|pps|ppt' => 'application/vnd.ms-powerpoint','wri' => 'application/vnd.ms-write','xla|xls|xlt|xlw' => 'application/vnd.ms-excel','mdb' => 'application/vnd.ms-access','mpp' => 'application/vnd.ms-project','docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document','docm' => 'application/vnd.ms-word.document.macroEnabled.12','dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template','dotm' => 'application/vnd.ms-word.template.macroEnabled.12','xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet','xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12','xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12','xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template','xltm' => 'application/vnd.ms-excel.template.macroEnabled.12','xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12','pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation','pptm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12','ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow','ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12','potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template','potm' => 'application/vnd.ms-powerpoint.template.macroEnabled.12','ppam' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12','sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide','sldm' => 'application/vnd.ms-powerpoint.slide.macroEnabled.12','onetoc|onetoc2|onetmp|onepkg' => 'application/onenote','oxps' => 'application/oxps','xps' => 'application/vnd.ms-xpsdocument',// OpenOffice formats.'odt' => 'application/vnd.oasis.opendocument.text','odp' => 'application/vnd.oasis.opendocument.presentation','ods' => 'application/vnd.oasis.opendocument.spreadsheet','odg' => 'application/vnd.oasis.opendocument.graphics','odc' => 'application/vnd.oasis.opendocument.chart','odb' => 'application/vnd.oasis.opendocument.database','odf' => 'application/vnd.oasis.opendocument.formula',// WordPerfect formats.'wp|wpd' => 'application/wordperfect',// iWork formats.'key' => 'application/vnd.apple.keynote','numbers' => 'application/vnd.apple.numbers','pages' => 'application/vnd.apple.pages',) );}/*** Retrieve list of allowed mime types and file extensions.** @since 2.8.6** @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.*/function get_allowed_mime_types( $user = null ) {$t = wp_get_mime_types();unset( $t['swf'], $t['exe'] );if ( function_exists( 'current_user_can' ) ) $unfiltered = $user ? user_can( $user, 'unfiltered_html' ) : current_user_can( 'unfiltered_html' );if ( empty( $unfiltered ) ) unset( $t['htm|html'] );/** * Filter list of allowed mime types and file extensions. * * @since 2.0.0 * * @param array $t Mime types keyed by the file extension regex corresponding to * those types. 'swf' and 'exe' removed from full list. 'htm|html' also * removed depending on '$user' capabilities. * @param int|WP_User|null $user User ID, User object or null if not provided (indicates current user). */return apply_filters( 'upload_mimes', $t, $user );}/*** 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.** @since 2.0.4** @param string $action The nonce action.*/function wp_nonce_ays( $action ) {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 .= sprintf( __( "Do you really want to <a href='%s'>log out</a>?"), wp_logout_url( $redirect_to ) );} else { $html = __( 'Are you sure you want to do this?' ); if ( wp_get_referer() ) $html .= "</p><p><a href='" . esc_url( remove_query_arg( 'updated', wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";}wp_die( $html, __( 'WordPress Failure Notice' ), 403 );}/*** Kill WordPress execution and display HTML message with error message.** This function complements the `die()` PHP function. The difference is that* HTML will be displayed to the user. It is recommended to use this function* only when the execution should not continue any further. It is not recommended* to call this function very often, and try to handle as many errors as possible* silently or more gracefully.** As a shorthand, the desired HTTP response code may be passed as an integer to* the `$title` parameter (the default title would apply) or the `$args` parameter.** @since 2.0.4* @since 4.1.0 The `$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. */ $function = apply_filters( 'wp_die_ajax_handler', '_ajax_wp_die_handler' );} elseif ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) { /** * Filter callback for killing WordPress execution for XML-RPC requests. * * @since 3.4.0 * * @param callback $function Callback function name. */ $function = apply_filters( 'wp_die_xmlrpc_handler', '_xmlrpc_wp_die_handler' );} else { /** * Filter callback for killing WordPress execution for all non-AJAX, non-XML-RPC requests. * * @since 3.0.0 * * @param callback $function Callback function name. */ $function = apply_filters( 'wp_die_handler', '_default_wp_die_handler' );}call_user_func( $function, $message, $title, $args );}/*** Kill WordPress execution and display HTML message with error message.** This is the default handler for wp_die if you want a custom one for your* site then you can overload using the wp_die_handler filter in wp_die** @since 3.0.0* @access private** @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.*/function _default_wp_die_handler( $message, $title = '', $args = array() ) {$defaults = array( 'response' => 500 );$r = wp_parse_args($args, $defaults);$have_gettext = function_exists('__');if ( function_exists( 'is_wp_error' ) && is_wp_error( $message ) ) { if ( empty( $title ) ) { $error_data = $message->get_error_data(); if ( is_array( $error_data ) && isset( $error_data['title'] ) ) $title = $error_data['title']; } $errors = $message->get_error_messages(); switch ( count( $errors ) ) { case 0 : $message = ''; break; case 1 : $message = "<p>{$errors[0]}</p>"; break; default : $message = "<ul>\n\t\t<li>" . join( "</li>\n\t\t<li>", $errors ) . "</li>\n\t</ul>"; break; }} elseif ( is_string( $message ) ) { $message = "<p>$message</p>";}if ( isset( $r['back_link'] ) && $r['back_link'] ) { $back_text = $have_gettext? __('« Back') : '« Back'; $message .= "\n<p><a href='javascript:history.back()'>$back_text</a></p>";}if ( ! did_action( 'admin_head' ) ) : if ( !headers_sent() ) { status_header( $r['response'] ); nocache_headers(); header( 'Content-Type: text/html; charset=utf-8' ); } if ( empty($title) ) $title = $have_gettext ? __('WordPress › Error') : 'WordPress › Error'; $text_direction = 'ltr'; if ( isset($r['text_direction']) && 'rtl' == $r['text_direction'] ) $text_direction = 'rtl'; elseif ( function_exists( 'is_rtl' ) && is_rtl() ) $text_direction = 'rtl';?><!DOCTYPE html><!-- Ticket #11289, IE bug fix: always pad the error page with enough characters such that it is greater than 512 bytes, even after gzip compression abcdefghijklmnopqrstuvwxyz1234567890aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz11223344556677889900abacbcbdcdcededfefegfgfhghgihihjijikjkjlklkmlmlnmnmononpopoqpqprqrqsrsrtstsubcbcdcdedefefgfabcadefbghicjkldmnoepqrfstugvwxhyz1i234j567k890laabmbccnddeoeffpgghqhiirjjksklltmmnunoovppqwqrrxsstytuuzvvw0wxx1yyz2z113223434455666777889890091abc2def3ghi4jkl5mno6pqr7stu8vwx9yz11aab2bcc3dd4ee5ff6gg7hh8ii9j0jk1kl2lmm3nnoo4p5pq6qrr7ss8tt9uuvv0wwx1x2yyzz13aba4cbcb5dcdc6dedfef8egf9gfh0ghg1ihi2hji3jik4jkj5lkl6kml7mln8mnm9ono--><html xmlns="http://www.w3.org/1999/xhtml" <?php if ( function_exists( 'language_attributes' ) && function_exists( 'is_rtl' ) ) language_attributes(); else echo "dir='$text_direction'"; ?>><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title><?php echo $title ?></title><style type="text/css"> html { background: #f1f1f1; } body { background: #fff; color: #444; font-family: "Open Sans", sans-serif; margin: 2em auto; padding: 1em 2em; max-width: 700px; -webkit-box-shadow: 0 1px 3px rgba(0,0,0,0.13); box-shadow: 0 1px 3px rgba(0,0,0,0.13); } h1 { border-bottom: 1px solid #dadada; clear: both; color: #666; font: 24px "Open Sans", sans-serif; margin: 30px 0 0 0; padding: 0; padding-bottom: 7px; } #error-page { margin-top: 50px; } #error-page p { font-size: 14px; line-height: 1.5; margin: 25px 0 20px; } #error-page code { font-family: Consolas, Monaco, monospace; } ul li { margin-bottom: 10px; font-size: 14px ; } a { color: #21759B; text-decoration: none; } a:hover { color: #D54E21; } .button { background: #f7f7f7; border: 1px solid #cccccc; color: #555; display: inline-block; text-decoration: none; font-size: 13px; line-height: 26px; height: 28px; margin: 0; padding: 0 10px 1px; cursor: pointer; -webkit-border-radius: 3px; -webkit-appearance: none; border-radius: 3px; white-space: nowrap; -webkit-box-sizing: border-box; -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); vertical-align: top; } .button.button-large { height: 29px; line-height: 28px; padding: 0 12px; } .button:hover, .button:focus { background: #fafafa; border-color: #999; color: #222; } .button:focus { -webkit-box-shadow: 1px 1px 1px rgba(0,0,0,.2); box-shadow: 1px 1px 1px rgba(0,0,0,.2); } .button:active { background: #eee; border-color: #999; color: #333; -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 ); } <?php if ( 'rtl' == $text_direction ) : ?> body { font-family: Tahoma, Arial; } <?php endif; ?></style></head><body id="error-page"><?php endif; // ! did_action( 'admin_head' ) ?><?php echo $message; ?></body></html><?phpdie();}/*** Kill WordPress execution and display XML message with error message.** This is the handler for wp_die when processing XMLRPC requests.** @since 3.2.0* @access private** @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.*/function _xmlrpc_wp_die_handler( $message, $title = '', $args = array() ) {global $wp_xmlrpc_server;$defaults = array( 'response' => 500 );$r = wp_parse_args($args, $defaults);if ( $wp_xmlrpc_server ) { $error = new IXR_Error( $r['response'] , $message); $wp_xmlrpc_server->output( $error->getXml() );}die();}/*** Kill WordPress ajax execution.** This is the handler for wp_die when processing Ajax requests.** @since 3.4.0* @access private** @param string $message Optional. Response to print. Default empty.*/function _ajax_wp_die_handler( $message = '' ) {if ( is_scalar( $message ) ) die( (string) $message );die( '0' );}/*** Kill WordPress execution.** This is the handler for wp_die when processing APP requests.** @since 3.4.0* @access private** @param string $message Optional. Response to print. Default empty.*/function _scalar_wp_die_handler( $message = '' ) {if ( is_scalar( $message ) ) die( (string) $message );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 bool|string 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( $data );}$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.** @see wp_json_encode()** @since 4.1.0* @access private* @internal** @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.** @see _wp_json_sanity_check()** @since 4.1.0* @access private* @internal** @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 );}}/*** Send a JSON response back to an Ajax request.** @since 3.5.0** @param mixed $response Variable (usually an array or object) to encode as JSON,* then print and die.*/function wp_send_json( $response ) {@header( 'Content-Type: application/json; charset=' . get_option( 'blog_charset' ) );echo wp_json_encode( $response );if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) wp_die();else die;}/*** Send a JSON response back to an Ajax request, indicating success.** @since 3.5.0** @param mixed $data Data to encode as JSON, then print and die.*/function wp_send_json_success( $data = null ) {$response = array( 'success' => true );if ( isset( $data ) ) $response['data'] = $data;wp_send_json( $response );}/*** Send a JSON response back to an Ajax request, indicating failure.** If the `$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 ) ) { 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 );}/*** Retrieve the WordPress home page URL.** If the constant named 'WP_HOME' exists, then it will be used and returned* by the function. This can be used to counter the redirection on your local* development environment.** @since 2.2.0* @access private** @see WP_HOME** @param string $url URL for the home location.* @return string Homepage location.*/function _config_wp_home( $url = '' ) {if ( defined( 'WP_HOME' ) ) return untrailingslashit( 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.** @since 2.2.0* @access private** @see WP_SITEURL** @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 untrailingslashit( 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' setting, enables the 'directionality'* plugin, and adds the 'ltr' button to 'toolbar1', formerly* 'theme_advanced_buttons1' array keys. These keys are then returned* in the $input (TinyMCE settings) array.** @since 2.1.0* @access private** @param array $input MCE settings array.* @return array Direction set for 'rtl', if needed by locale.*/function _mce_set_direction( $input ) {if ( is_rtl() ) { $input['directionality'] = 'rtl'; $input['plugins'] .= ',directionality'; $input['toolbar1'] .= ',ltr';}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 and is set each* time 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_smiliessearch** @since 2.2.0*/function smilies_init() {global $wpsmiliestrans, $wp_smiliessearch;// don't bother setting up smilies if they are disabledif ( !get_option( 'use_smilies' ) ) return;if ( !isset( $wpsmiliestrans ) ) { $wpsmiliestrans = array( ':mrgreen:' => 'icon_mrgreen.gif', ':neutral:' => 'icon_neutral.gif', ':twisted:' => 'icon_twisted.gif', ':arrow:' => 'icon_arrow.gif', ':shock:' => 'icon_eek.gif', ':smile:' => 'icon_smile.gif', ':???:' => 'icon_confused.gif', ':cool:' => 'icon_cool.gif', ':evil:' => 'icon_evil.gif', ':grin:' => 'icon_biggrin.gif', ':idea:' => 'icon_idea.gif', ':oops:' => 'icon_redface.gif', ':razz:' => 'icon_razz.gif', ':roll:' => 'icon_rolleyes.gif', ':wink:' => 'icon_wink.gif', ':cry:' => 'icon_cry.gif', ':eek:' => 'icon_surprised.gif', '' => 'icon_lol.gif', ':mad:' => 'icon_mad.gif', ':sad:' => 'icon_sad.gif', '8-)' => 'icon_cool.gif', '8-O' => 'icon_eek.gif', ':-(' => 'icon_sad.gif', ':-)' => 'icon_smile.gif', ':-?' => 'icon_confused.gif', ':-D' => 'icon_biggrin.gif', ':-P' => 'icon_razz.gif', ':-o' => 'icon_surprised.gif', ':-x' => 'icon_mad.gif', ':-|' => 'icon_neutral.gif', ';-)' => 'icon_wink.gif', // This one transformation breaks regular text with frequency. // '8)' => 'icon_cool.gif', '8O' => 'icon_eek.gif', '' => 'icon_sad.gif', '' => 'icon_smile.gif', ':?' => 'icon_confused.gif', '' => 'icon_biggrin.gif', '' => 'icon_razz.gif', '' => 'icon_surprised.gif', ':x' => 'icon_mad.gif', ':|' => 'icon_neutral.gif', '' => 'icon_wink.gif', ':!:' => 'icon_exclaim.gif', ':?:' => 'icon_question.gif', );}if (count($wpsmiliestrans) == 0) { return;}/* * NOTE: we sort the smilies in reverse key order. This is to make sure * we match the longest possible smilie (:???: vs :?) as the regular * expression used below is first-match */krsort($wpsmiliestrans);$spaces = wp_spaces_regexp();// Begin first "subpattern"$wp_smiliessearch = '/(?<=' . $spaces . '|^)';$subchar = '';foreach ( (array) $wpsmiliestrans as $smiley => $img ) { $firstchar = substr($smiley, 0, 1); $rest = substr($smiley, 1); // new subpattern? if ($firstchar != $subchar) { if ($subchar != '') { $wp_smiliessearch .= ')(?=' . $spaces . '|$)'; // End previous "subpattern" $wp_smiliessearch .= '|(?<=' . $spaces . '|^)'; // Begin another "subpattern" } $subchar = $firstchar; $wp_smiliessearch .= preg_quote($firstchar, '/') . '(?:'; } else { $wp_smiliessearch .= '|'; } $wp_smiliessearch .= preg_quote($rest, '/');}$wp_smiliessearch .= ')(?=' . $spaces . '|$)/m';}/*** Merge user defined arguments into defaults array.** This function is used throughout WordPress to allow for both string or array* to be merged into another array.** @since 2.2.0** @param string|array $args Value to merge with $defaults* @param array $defaults Optional. Array that serves as the defaults. Default empty.* @return array Merged user defined values with defaults.*/function wp_parse_args( $args, $defaults = '' ) {if ( is_object( $args ) ) $r = get_object_vars( $args );elseif ( is_array( $args ) ) $r =& $args;else wp_parse_str( $args, $r );if ( is_array( $defaults ) ) return array_merge( $defaults, $r );return $r;}/*** Clean up an array, comma- or space-separated list of IDs.** @since 3.0.0** @param array|string $list List of ids.* @return array Sanitized array of IDs.*/function wp_parse_id_list( $list ) {if ( !is_array($list) ) $list = preg_split('/[\s,]+/', $list);return array_unique(array_map('absint', $list));}/*** Extract a slice of an array, given a list of keys.** @since 3.1.0** @param array $array The original array.* @param array $keys The list of keys.* @return array The array slice.*/function wp_array_slice_assoc( $array, $keys ) {$slice = array();foreach ( $keys as $key ) if ( isset( $array[ $key ] ) ) $slice[ $key ] = $array[ $key ];return $slice;}/*** Filters a list of objects, based on a set of key => value arguments.** @since 3.0.0** @param array $list An array of objects to filter* @param array $args Optional. An array of key => value arguments to match* against each object. Default empty array.* @param string $operator Optional. The logical operation to perform. 'or' means* only one element from the array needs to match; 'and'* means all elements must match. Default 'and'.* @param bool|string $field A field from the object to place instead of the entire object.* Default false.* @return array A list of objects or object fields.*/function wp_filter_object_list( $list, $args = array(), $operator = 'and', $field = false ) {if ( ! is_array( $list ) ) return array();$list = wp_list_filter( $list, $args, $operator );if ( $field ) $list = wp_list_pluck( $list, $field );return $list;}/*** Filters a list of objects, based on a set of key => value arguments.** @since 3.1.0** @param array $list An array of objects to filter.* @param array $args Optional. An array of key => value arguments to match* against each object. Default empty array.* @param string $operator Optional. The logical operation to perform. 'AND' means* all elements from the array must match. 'OR' means only* one element needs to match. 'NOT' means no elements may* match. Default 'AND'.* @return array Array of found values.*/function wp_list_filter( $list, $args = array(), $operator = 'AND' ) {if ( ! is_array( $list ) ) return array();if ( empty( $args ) ) return $list;$operator = strtoupper( $operator );$count = count( $args );$filtered = array();foreach ( $list as $key => $obj ) { $to_match = (array) $obj; $matched = 0; foreach ( $args as $m_key => $m_value ) { if ( array_key_exists( $m_key, $to_match ) && $m_value == $to_match[ $m_key ] ) $matched++; } if ( ( 'AND' == $operator && $matched == $count ) || ( 'OR' == $operator && $matched > 0 ) || ( 'NOT' == $operator && 0 == $matched ) ) { $filtered[$key] = $obj; }}return $filtered;}/*** Pluck a certain field out of each object in a list.** This has the same functionality and prototype of* array_column() (PHP 5.5) but also supports objects.** @since 3.1.0* @since 4.0.0 $index_key parameter added.** @param array $list List of objects or arrays* @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.*/function wp_list_pluck( $list, $field, $index_key = null ) {if ( ! $index_key ) { /* * This is simple. Could at some point wrap array_column() * if we knew we had an array of arrays. */ foreach ( $list as $key => $value ) { if ( is_object( $value ) ) { $list[ $key ] = $value->$field; } else { $list[ $key ] = $value[ $field ]; } } return $list;}/* * When index_key is not set for a particular item, push the value * to the end of the stack. This is how array_column() behaves. */$newlist = array();foreach ( $list as $value ) { if ( is_object( $value ) ) { if ( isset( $value->$index_key ) ) { $newlist[ $value->$index_key ] = $value->$field; } else { $newlist[] = $value->$field; } } else { if ( isset( $value[ $index_key ] ) ) { $newlist[ $value[ $index_key ] ] = $value[ $field ]; } else { $newlist[] = $value[ $field ]; } }}return $newlist;}/*** Determines if Widgets library should be loaded.** Checks to make sure that the widgets library hasn't already been loaded.* If it hasn't, then it will load the widgets library and run an action hook.** @since 2.2.0*/function wp_maybe_load_widgets() {/** * Filter whether to load the Widgets library. * * Passing a falsey value to the filter will effectively short-circuit * the Widgets library from loading. * * @since 2.8.0 * * @param bool $wp_maybe_load_widgets Whether to load the Widgets library. * Default true. */if ( ! apply_filters( 'load_default_widgets', true ) ) { return;}require_once( ABSPATH . WPINC . '/default-widgets.php' );add_action( '_admin_menu', 'wp_widgets_add_menu' );}/*** Append the Widgets menu to the themes main menu.** @since 2.2.0*/function wp_widgets_add_menu() {global $submenu;if ( ! current_theme_supports( 'widgets' ) ) return;$submenu['themes.php'][7] = array( __( 'Widgets' ), 'edit_theme_options', 'widgets.php' );ksort( $submenu['themes.php'], SORT_NUMERIC );}/*** Flush all output buffers for PHP 5.2.** Make sure all output buffers are flushed before our singletons are destroyed.** @since 2.2.0*/function wp_ob_end_flush_all() {$levels = ob_get_level();for ($i=0; $i<$levels; $i++) ob_end_flush();}/*** Load custom DB error or display WordPress DB error.** If a file exists in the wp-content directory named db-error.php, then it will* be loaded instead of displaying the WordPress DB error. If it is not found,* then the WordPress DB error will be displayed instead.** The WordPress DB error sets the HTTP status header to 500 to try to prevent* search engines from caching the message. Custom DB messages should do the* same.** This function was backported to WordPress 2.3.2, but originally was added* in WordPress 2.5.0.** @since 2.3.2** @global wpdb $wpdb WordPress database abstraction object.*/function dead_db() {global $wpdb;wp_load_translations_early();// Load custom DB error template, if present.if ( file_exists( WP_CONTENT_DIR . '/db-error.php' ) ) { require_once( WP_CONTENT_DIR . '/db-error.php' ); die();}// If installing or in the admin, provide the verbose message.if ( defined('WP_INSTALLING') || defined('WP_ADMIN') ) wp_die($wpdb->error);// Otherwise, be terse.status_header( 500 );nocache_headers();header( 'Content-Type: text/html; charset=utf-8' );?><!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"<?php if ( is_rtl() ) echo ' dir="rtl"'; ?>><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title><?php _e( 'Database Error' ); ?></title></head><body><h1><?php _e( 'Error establishing a database connection' ); ?></h1></body></html><?phpdie();}/*** Convert a value to non-negative integer.** @since 2.5.0** @param mixed $maybeint Data you wish to have converted to a non-negative integer.* @return int A non-negative integer.*/function absint( $maybeint ) {return abs( intval( $maybeint ) );}/*** Mark a function as deprecated and inform when it has been used.** There is a hook deprecated_function_run that will be called that can be used* to get the backtrace up to what file and function called the deprecated* function.** The current behavior is to trigger a user error if WP_DEBUG is true.** This function is to be used in every function that is deprecated.** @since 2.5.0* @access private** @param string $function The function that was called.* @param string $version The version of WordPress that deprecated the function.* @param string $replacement Optional. The function that should have been called. Default null.*/function _deprecated_function( $function, $version, $replacement = null ) {/** * Fires when a deprecated function is called. * * @since 2.5.0 * * @param string $function The function that was called. * @param string $replacement The function that should have been called. * @param string $version The version of WordPress that deprecated the function. */do_action( 'deprecated_function_run', $function, $replacement, $version );/** * Filter whether to trigger an error for deprecated functions. * * @since 2.5.0 * * @param bool $trigger Whether to trigger the error for deprecated functions. Default true. */if ( WP_DEBUG && apply_filters( 'deprecated_function_trigger_error', true ) ) { if ( function_exists( '__' ) ) { if ( ! is_null( $replacement ) ) trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.'), $function, $version, $replacement ) ); else trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.'), $function, $version ) ); } else { if ( ! is_null( $replacement ) ) trigger_error( sprintf( '%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.', $function, $version, $replacement ) ); else trigger_error( sprintf( '%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.', $function, $version ) ); }}}/*** Mark a file as deprecated and inform when it has been used.** There is a hook deprecated_file_included that will be called that can be used* to get the backtrace up to what file and function included the deprecated* file.** The current behavior is to trigger a user error if WP_DEBUG is true.** This function is to be used in every file that is deprecated.** @since 2.5.0* @access private** @param string $file The file that was included.* @param string $version The version of WordPress that deprecated the file.* @param string $replacement Optional. The file that should have been included based on ABSPATH.* Default null.* @param string $message Optional. A message regarding the change. Default empty.*/function _deprecated_file( $file, $version, $replacement = null, $message = '' ) {/** * Fires when a deprecated file is called. * * @since 2.5.0 * * @param string $file The file that was called. * @param string $replacement The file that should have been included based on ABSPATH. * @param string $version The version of WordPress that deprecated the file. * @param string $message A message regarding the change. */do_action( 'deprecated_file_included', $file, $replacement, $version, $message );/** * Filter whether to trigger an error for deprecated files. * * @since 2.5.0 * * @param bool $trigger Whether to trigger the error for deprecated files. Default true. */if ( WP_DEBUG && apply_filters( 'deprecated_file_trigger_error', true ) ) { $message = empty( $message ) ? '' : ' ' . $message; if ( function_exists( '__' ) ) { if ( ! is_null( $replacement ) ) trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.'), $file, $version, $replacement ) . $message ); else trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.'), $file, $version ) . $message ); } else { if ( ! is_null( $replacement ) ) trigger_error( sprintf( '%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.', $file, $version, $replacement ) . $message ); else trigger_error( sprintf( '%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.', $file, $version ) . $message ); }}}/*** Mark a function argument as deprecated and inform when it has been used.** This function is to be used whenever a deprecated function argument is 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:** 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* argument.** The current behavior is to trigger a user error if WP_DEBUG is true.** @since 3.0.0* @access private** @param string $function The function that was called.* @param string $version The version of WordPress that deprecated the argument used.* @param string $message Optional. A message regarding the change. Default null.*/function _deprecated_argument( $function, $version, $message = null ) {/** * Fires when a deprecated argument is called. * * @since 3.0.0 * * @param string $function The function that was called. * @param string $message A message regarding the change. * @param string $version The version of WordPress that deprecated the argument used. */do_action( 'deprecated_argument_run', $function, $message, $version );/** * Filter whether to trigger an error for deprecated arguments. * * @since 3.0.0 * * @param bool $trigger Whether to trigger the error for deprecated arguments. Default true. */if ( WP_DEBUG && apply_filters( 'deprecated_argument_trigger_error', true ) ) { if ( function_exists( '__' ) ) { if ( ! is_null( $message ) ) trigger_error( sprintf( __('%1$s was called with an argument that is <strong>deprecated</strong> since version %2$s! %3$s'), $function, $version, $message ) ); else trigger_error( sprintf( __('%1$s was called with an argument that is <strong>deprecated</strong> since version %2$s with no alternative available.'), $function, $version ) ); } else { if ( ! is_null( $message ) ) trigger_error( sprintf( '%1$s was called with an argument that is <strong>deprecated</strong> since version %2$s! %3$s', $function, $version, $message ) ); else trigger_error( sprintf( '%1$s was called with an argument that is <strong>deprecated</strong> since version %2$s with no alternative available.', $function, $version ) ); }}}/*** Mark something as being incorrectly called.** There is a hook doing_it_wrong_run that will be called that can be used* to get the backtrace up to what file and function called the deprecated* function.** The current behavior is to trigger a user error if WP_DEBUG is true.** @since 3.1.0* @access private** @param string $function The function that was called.* @param string $message A message explaining what has been done incorrectly.* @param string $version The version of WordPress where the message was added.*/function _doing_it_wrong( $function, $message, $version ) {/** * Fires when the given function is being used incorrectly. * * @since 3.1.0 * * @param string $function The function that was called. * @param string $message A message explaining what has been done incorrectly. * @param string $version The version of WordPress where the message was added. */do_action( 'doing_it_wrong_run', $function, $message, $version );/** * Filter whether to trigger an error for _doing_it_wrong() calls. * * @since 3.1.0 * * @param bool $trigger Whether to trigger the error for _doing_it_wrong() calls. Default true. */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 ); $message .= ' ' . __( 'Please see <a href="http://codex.wordpress.org/Debugging_in_WordPress">Debugging in WordPress</a> for more information.' ); trigger_error( sprintf( __( '%1$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 ); $message .= ' Please see <a href="http://codex.wordpress.org/Debugging_in_WordPress">Debugging in WordPress</a> for more information.'; trigger_error( sprintf( '%1$s was called <strong>incorrectly</strong>. %2$s %3$s', $function, $message, $version ) ); }}}/*** Is the server running earlier than 1.5.0 version of lighttpd?** @since 2.5.0** @return bool Whether the server is running lighttpd < 1.5.0.*/function is_lighttpd_before_150() {$server_parts = explode( '/', isset( $_SERVER['SERVER_SOFTWARE'] )? $_SERVER['SERVER_SOFTWARE'] : '' );$server_parts[1] = isset( $server_parts[1] )? $server_parts[1] : '';return 'lighttpd' == $server_parts[0] && -1 == version_compare( $server_parts[1], '1.5.0' );}/*** Does the specified module exist in the Apache config?** @since 2.5.0** @param string $mod The module, e.g. mod_rewrite.* @param bool $default Optional. The default return value if the module is not found. Default false.* @return bool Whether the specified module is loaded.*/function apache_mod_loaded($mod, $default = false) {global $is_apache;if ( !$is_apache ) return false;if ( function_exists( 'apache_get_modules' ) ) { $mods = apache_get_modules(); if ( in_array($mod, $mods) ) return true;} elseif ( function_exists( 'phpinfo' ) && false === strpos( ini_get( 'disable_functions' ), 'phpinfo' ) ) { ob_start(); phpinfo(8); $phpinfo = ob_get_clean(); if ( false !== strpos($phpinfo, $mod) ) return true;}return $default;}/*** Check if IIS 7+ supports pretty permalinks.** @since 2.8.0** @return bool Whether IIS7 supports permalinks.*/function iis7_supports_permalinks() {global $is_iis7;$supports_permalinks = false;if ( $is_iis7 ) { /* First we check if the DOMDocument class exists. If it does not exist, then we cannot * easily update the xml configuration file, hence we just bail out and tell user that * pretty permalinks cannot be used. * * Next we check if the URL Rewrite Module 1.1 is loaded and enabled for the web site. When * URL Rewrite 1.1 is loaded it always sets a server variable called 'IIS_UrlRewriteModule'. * 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' );}/** * Filter whether IIS 7+ supports pretty permalinks. * * @since 2.8.0 * * @param bool $supports_permalinks Whether IIS7 supports permalinks. Default false. */return apply_filters( 'iis7_supports_permalinks', $supports_permalinks );}/*** File validates against allowed set of defined rules.** A return value of '1' means that the $file contains either '..' or './'. A* return value of '2' means that the $file contains ':' after the first* character. A return value of '3' means that the file is not in the allowed* files list.** @since 1.2.0** @param string $file File path.* @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 = '' ) {if ( false !== strpos( $file, '..' ) ) return 1;if ( false !== strpos( $file, './' ) ) return 1;if ( ! empty( $allowed_files ) && ! in_array( $file, $allowed_files ) ) return 3;if (':' == substr( $file, 1, 1 ) ) return 2;return 0;}/*** Determine if SSL is used.** @since 2.6.0** @return bool True if SSL, false if not used.*/function is_ssl() {if ( isset($_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 2.6.0** @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** @param string|bool $force Optional. Whether to force SSL in admin screens. Default null.* @return bool True if forced, false if not forced.*/function force_ssl_admin( $force = null ) {static $forced = false;if ( !is_null( $force ) ) { $old_forced = $forced; $forced = $force; return $old_forced;}return $forced;}/*** Guess the URL for the site.** Will remove wp-admin links to retrieve only return URLs not in the wp-admin* directory.** @since 2.6.0** @return string The guessed URL.*/function wp_guess_url() {if ( defined('WP_SITEURL') && '' != WP_SITEURL ) { $url = WP_SITEURL;} else { $abspath_fix = str_replace( '\\', '/', ABSPATH ); $script_filename_dir = dirname( $_SERVER['SCRIPT_FILENAME'] ); // The request is for the admin if ( strpos( $_SERVER['REQUEST_URI'], 'wp-admin' ) !== false || strpos( $_SERVER['REQUEST_URI'], 'wp-login.php' ) !== false ) { $path = preg_replace( '#/(wp-admin/.*|wp-login.php)#i', '', $_SERVER['REQUEST_URI'] ); // The request is for a file in ABSPATH } elseif ( $script_filename_dir . '/' == $abspath_fix ) { // Strip off any file/query params in the path $path = preg_replace( '#/[^/]*$#i', '', $_SERVER['PHP_SELF'] ); } else { 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 $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 $subdirectory = substr( $abspath_fix, strpos( $abspath_fix, $script_filename_dir ) + strlen( $script_filename_dir ) ); // Strip off any file/query params from the path, appending the sub directory to the install $path = preg_replace( '#/[^/]*$#i', '' , $_SERVER['REQUEST_URI'] ) . $subdirectory; } else { $path = $_SERVER['REQUEST_URI']; } } $schema = is_ssl() ? 'https://' : 'http://'; // set_url_scheme() is not defined yet $url = $schema . $_SERVER['HTTP_HOST'] . $path;}return rtrim($url, '/');}/*** Temporarily suspend cache additions.** Stops more data being added to the cache, but still allows cache retrieval.* This is useful for actions, such as imports, when a lot of data would otherwise* be almost uselessly added to the cache.** Suspension lasts for a single page load at most. Remember to call this* function again if you wish to re-enable cache adds earlier.** @since 3.3.0** @param bool $suspend Optional. Suspends additions if true, re-enables them if false.* @return bool The current suspend setting*/function wp_suspend_cache_addition( $suspend = null ) {static $_suspend = false;if ( is_bool( $suspend ) ) $_suspend = $suspend;return $_suspend;}/*** 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 Optional. Whether to suspend or enable cache invalidation. Default true.* @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;}/*** Determine whether a site is the main site of the current network.** @since 3.0.0** @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* running Multisite.*/function is_main_site( $site_id = null ) {// This is the current network's information; 'site' is old terminology.global $current_site;if ( ! is_multisite() ) return true;if ( ! $site_id ) $site_id = get_current_blog_id();return (int) $site_id === (int) $current_site->blog_id;}/*** Determine whether a network is the main network of the Multisite install.** @since 3.7.0** @param int $network_id Optional. Network ID to test. Defaults to current network.* @return bool True if $network_id is the main network, or if not running Multisite.*/function is_main_network( $network_id = null ) {global $wpdb;if ( ! is_multisite() ) return true;$current_network_id = (int) get_current_site()->id;if ( ! $network_id ) $network_id = $current_network_id;$network_id = (int) $network_id;if ( defined( 'PRIMARY_NETWORK_ID' ) ) return $network_id === (int) PRIMARY_NETWORK_ID;if ( 1 === $current_network_id ) return $network_id === $current_network_id;$primary_network_id = (int) wp_cache_get( 'primary_network_id', 'site-options' );if ( $primary_network_id ) return $network_id === $primary_network_id;$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' );return $network_id === $primary_network_id;}/*** Determine whether global terms are enabled.** @since 3.0.0** @return bool True if multisite and global terms enabled.*/function global_terms_enabled() {if ( ! is_multisite() ) return false;static $global_terms = null;if ( is_null( $global_terms ) ) { /** * Filter whether global terms are enabled. * * Passing a non-null value to the filter will effectively short-circuit the function, * returning the value of the 'global_terms_enabled' site option instead. * * @since 3.0.0 * * @param null $anbled Whether global terms are enabled. */ $filter = apply_filters( 'global_terms_enabled', null ); if ( ! is_null( $filter ) ) $global_terms = (bool) $filter; else $global_terms = (bool) get_site_option( 'global_terms_enabled', false );}return $global_terms;}/*** gmt_offset modification for smart timezone handling.** Overrides the gmt_offset option if we have a timezone_string available.** @since 2.8.0** @return float|bool Timezone GMT offset, false otherwise.*/function wp_timezone_override_offset() {if ( !$timezone_string = get_option( 'timezone_string' ) ) { return false;}$timezone_object = timezone_open( $timezone_string );$datetime_object = date_create();if ( false === $timezone_object || false === $datetime_object ) { return false;}return round( timezone_offset_get( $timezone_object, $datetime_object ) / HOUR_IN_SECONDS, 2 );}/*** Sort-helper for timezones.** @since 2.9.0* @access private** @param array $a* @param array $b* @return int*/function _wp_timezone_choice_usort_callback( $a, $b ) {// Don't use translated versions of Etcif ( 'Etc' === $a['continent'] && 'Etc' === $b['continent'] ) { // Make the order of these more like the old dropdown if ( 'GMT+' === substr( $a['city'], 0, 4 ) && 'GMT+' === substr( $b['city'], 0, 4 ) ) { return -1 * ( strnatcasecmp( $a['city'], $b['city'] ) ); } if ( 'UTC' === $a['city'] ) { if ( 'GMT+' === substr( $b['city'], 0, 4 ) ) { return 1; } return -1; } if ( 'UTC' === $b['city'] ) { if ( 'GMT+' === substr( $a['city'], 0, 4 ) ) { return -1; } return 1; } return strnatcasecmp( $a['city'], $b['city'] );}if ( $a['t_continent'] == $b['t_continent'] ) { if ( $a['t_city'] == $b['t_city'] ) { return strnatcasecmp( $a['t_subcity'], $b['t_subcity'] ); } return strnatcasecmp( $a['t_city'], $b['t_city'] );} else { // Force Etc to the bottom of the list if ( 'Etc' === $a['continent'] ) { return 1; } if ( 'Etc' === $b['continent'] ) { return -1; } return strnatcasecmp( $a['t_continent'], $b['t_continent'] );}}/*** Gives a nicely-formatted list of timezone strings.** @since 2.9.0** @param string $selected_zone Selected timezone.* @return string*/function wp_timezone_choice( $selected_zone ) {static $mo_loaded = false;$continents = array( 'Africa', 'America', 'Antarctica', 'Arctic', 'Asia', 'Atlantic', 'Australia', 'Europe', 'Indian', 'Pacific');// Load translations for continents and citiesif ( !$mo_loaded ) { $locale = get_locale(); $mofile = WP_LANG_DIR . '/continents-cities-' . $locale . '.mo'; load_textdomain( 'continents-cities', $mofile ); $mo_loaded = true;}$zonen = array();foreach ( timezone_identifiers_list() as $zone ) { $zone = explode( '/', $zone ); if ( !in_array( $zone[0], $continents ) ) { continue; } // This determines what gets set and translated - we don't translate Etc/* strings here, they are done later $exists = array( 0 => ( isset( $zone[0] ) && $zone[0] ), 1 => ( isset( $zone[1] ) && $zone[1] ), 2 => ( isset( $zone[2] ) && $zone[2] ), ); $exists[3] = ( $exists[0] && 'Etc' !== $zone[0] ); $exists[4] = ( $exists[1] && $exists[3] ); $exists[5] = ( $exists[2] && $exists[3] ); $zonen[] = array( 'continent' => ( $exists[0] ? $zone[0] : '' ), 'city' => ( $exists[1] ? $zone[1] : '' ), 'subcity' => ( $exists[2] ? $zone[2] : '' ), 't_continent' => ( $exists[3] ? translate( str_replace( '_', ' ', $zone[0] ), 'continents-cities' ) : '' ), 't_city' => ( $exists[4] ? translate( str_replace( '_', ' ', $zone[1] ), 'continents-cities' ) : '' ), 't_subcity' => ( $exists[5] ? translate( str_replace( '_', ' ', $zone[2] ), 'continents-cities' ) : '' ) );}usort( $zonen, '_wp_timezone_choice_usort_callback' );$structure = array();if ( empty( $selected_zone ) ) { $structure[] = '<option selected="selected" value="">' . __( 'Select a city' ) . '</option>';}foreach ( $zonen as $key => $zone ) { // Build value in an array to join later $value = array( $zone['continent'] ); if ( empty( $zone['city'] ) ) { // It's at the continent level (generally won't happen) $display = $zone['t_continent']; } else { // It's inside a continent group // Continent optgroup if ( !isset( $zonen[$key - 1] ) || $zonen[$key - 1]['continent'] !== $zone['continent'] ) { $label = $zone['t_continent']; $structure[] = '<optgroup label="'. esc_attr( $label ) .'">'; } // Add the city to the value $value[] = $zone['city']; $display = $zone['t_city']; if ( !empty( $zone['subcity'] ) ) { // Add the subcity to the value $value[] = $zone['subcity']; $display .= ' - ' . $zone['t_subcity']; } } // Build the value $value = join( '/', $value ); $selected = ''; if ( $value === $selected_zone ) { $selected = 'selected="selected" '; } $structure[] = '<option ' . $selected . 'value="' . esc_attr( $value ) . '">' . esc_html( $display ) . "</option>"; // Close continent optgroup if ( !empty( $zone['city'] ) && ( !isset($zonen[$key + 1]) || (isset( $zonen[$key + 1] ) && $zonen[$key + 1]['continent'] !== $zone['continent']) ) ) { $structure[] = '</optgroup>'; }}// Do UTC$structure[] = '<optgroup label="'. esc_attr__( 'UTC' ) .'">';$selected = '';if ( 'UTC' === $selected_zone ) $selected = 'selected="selected" ';$structure[] = '<option ' . $selected . 'value="' . esc_attr( 'UTC' ) . '">' . __('UTC') . '</option>';$structure[] = '</optgroup>';// Do manual UTC offsets$structure[] = '<optgroup label="'. esc_attr__( 'Manual Offsets' ) .'">';$offset_range = array (-12, -11.5, -11, -10.5, -10, -9.5, -9, -8.5, -8, -7.5, -7, -6.5, -6, -5.5, -5, -4.5, -4, -3.5, -3, -2.5, -2, -1.5, -1, -0.5, 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 5.75, 6, 6.5, 7, 7.5, 8, 8.5, 8.75, 9, 9.5, 10, 10.5, 11, 11.5, 12, 12.75, 13, 13.75, 14);foreach ( $offset_range as $offset ) { if ( 0 <= $offset ) $offset_name = '+' . $offset; else $offset_name = (string) $offset; $offset_value = $offset_name; $offset_name = str_replace(array('.25','.5','.75'), array(':15',':30',':45'), $offset_name); $offset_name = 'UTC' . $offset_name; $offset_value = 'UTC' . $offset_value; $selected = ''; if ( $offset_value === $selected_zone ) $selected = 'selected="selected" '; $structure[] = '<option ' . $selected . 'value="' . esc_attr( $offset_value ) . '">' . esc_html( $offset_name ) . "</option>";}$structure[] = '</optgroup>';return join( "\n", $structure );}/*** Strip close comment and close php tags from file headers used by WP.** @since 2.8.0* @access private** @see https://core.trac.wordpress.org/ticket/8497** @param string $str Header comment to clean up.* @return string*/function _cleanup_header_comment( $str ) {return trim(preg_replace("/\s*(?:\*\/|\?>).*/", '', $str));}/*** Permanently delete posts, pages, attachments, and comments which have been* in the trash for EMPTY_TRASH_DAYS.** @since 2.9.0*/function wp_scheduled_delete() {global $wpdb;$delete_timestamp = time() - ( DAY_IN_SECONDS * EMPTY_TRASH_DAYS );$posts_to_delete = $wpdb->get_results($wpdb->prepare("SELECT post_id FROM $wpdb->postmeta WHERE meta_key = '_wp_trash_meta_time' AND meta_value < '%d'", $delete_timestamp), ARRAY_A);foreach ( (array) $posts_to_delete as $post ) { $post_id = (int) $post['post_id']; if ( !$post_id ) continue; $del_post = get_post($post_id); if ( !$del_post || 'trash' != $del_post->post_status ) { delete_post_meta($post_id, '_wp_trash_meta_status'); delete_post_meta($post_id, '_wp_trash_meta_time'); } else { wp_delete_post($post_id); }}$comments_to_delete = $wpdb->get_results($wpdb->prepare("SELECT comment_id FROM $wpdb->commentmeta WHERE meta_key = '_wp_trash_meta_time' AND meta_value < '%d'", $delete_timestamp), ARRAY_A);foreach ( (array) $comments_to_delete as $comment ) { $comment_id = (int) $comment['comment_id']; if ( !$comment_id ) continue; $del_comment = get_comment($comment_id); if ( !$del_comment || 'trash' != $del_comment->comment_approved ) { delete_comment_meta($comment_id, '_wp_trash_meta_time'); delete_comment_meta($comment_id, '_wp_trash_meta_status'); } else { wp_delete_comment($comment_id); }}}/*** Retrieve metadata from a file.** Searches for metadata in the first 8kiB of a file, such as a plugin or theme.* Each piece of metadata must be on its own line. Fields can not span multiple* lines, the value will get cut at the end of the first line.** 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.** @link http://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, $context = '' ) {// We don't need to write to the file, so just open for reading.$fp = fopen( $file, 'r' );// Pull only the first 8kiB of the file in.$file_data = fread( $fp, 8192 );// PHP will close file handle, but we are good citizens.fclose( $fp );// Make sure we catch CR-only line endings.$file_data = str_replace( "\r", "\n", $file_data );/** * Filter extra file headers by context. * * The dynamic portion of the hook name, `$context`, refers to * the context where extra headers might be loaded. * * @since 2.9.0 * * @param array $extra_context_headers Empty array by default. */if ( $context && $extra_headers = apply_filters( "extra_{$context}_headers", array() ) ) { $extra_headers = array_combine( $extra_headers, $extra_headers ); // keys equal values $all_headers = array_merge( $extra_headers, (array) $default_headers );} else { $all_headers = $default_headers;}foreach ( $all_headers as $field => $regex ) { if ( preg_match( '/^[ \t\/*#@]*' . preg_quote( $regex, '/' ) . '.*)$/mi', $file_data, $match ) && $match[1] ) $all_headers[ $field ] = _cleanup_header_comment( $match[1] ); else $all_headers[ $field ] = '';}return $all_headers;}/*** Returns true.** Useful for returning true to filters easily.** @since 3.0.0** @see __return_false()** @return bool True.*/function __return_true() {return true;}/*** Returns false.** Useful for returning false to filters easily.** @since 3.0.0** @see __return_true()** @return bool False.*/function __return_false() {return false;}/*** Returns 0.** Useful for returning 0 to filters easily.** @since 3.0.0** @return int 0.*/function __return_zero() {return 0;}/*** Returns an empty array.** Useful for returning an empty array to filters easily.** @since 3.0.0** @return array Empty array.*/function __return_empty_array() {return array();}/*** Returns null.** Useful for returning null to filters easily.** @since 3.4.0** @return null Null value.*/function __return_null() {return null;}/*** Returns an empty string.** Useful for returning an empty string to filters easily.** @since 3.7.0** @see __return_null()** @return string Empty string.*/function __return_empty_string() {return '';}/*** Send a HTTP header to disable content type sniffing in browsers which support it.** @since 3.0.0** @see http://blogs.msdn.com/ie/archive/2008/07/02/ie8-security-part-v-comprehensive-protection.aspx* @see http://src.chromium.org/viewvc/chrome?view=rev&revision=6985*/function send_nosniff_header() {@header( 'X-Content-Type-Options: nosniff' );}/*** Return a MySQL expression for selecting the week number based on the start_of_week option.** @internal* @since 3.0.0** @param string $column Database column.* @return string SQL clause.*/function _wp_mysql_week( $column ) {switch ( $start_of_week = (int) get_option( 'start_of_week' ) ) {case 1 : return "WEEK( $column, 1 )";case 2 :case 3 :case 4 :case 5 :case 6 : return "WEEK( DATE_SUB( $column, INTERVAL $start_of_week DAY ), 0 )";case 0 :default : return "WEEK( $column, 0 )";}}/*** Find hierarchy loops using a callback function that maps object IDs to parent IDs.** @since 3.1.0* @access private** @param callback $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* @param array $callback_args Optional. Additional arguments to send to $callback.* @return array IDs of all members of loop.*/function wp_find_hierarchy_loop( $callback, $start, $start_parent, $callback_args = array() ) {$override = is_null( $start_parent ) ? array() : array( $start => $start_parent );if ( !$arbitrary_loop_member = wp_find_hierarchy_loop_tortoise_hare( $callback, $start, $override, $callback_args ) ) return array();return wp_find_hierarchy_loop_tortoise_hare( $callback, $arbitrary_loop_member, $override, $callback_args, true );}/*** Use the "The Tortoise and the Hare" algorithm to detect loops.** For every step of the algorithm, the hare takes two steps and the tortoise one.* If the hare ever laps the tortoise, there must be a loop.** @since 3.1.0* @access private** @param callback $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.* @param array $callback_args Optional. Additional arguments to send to $callback. Default empty array.* @param bool $_return_loop Optional. Return loop members or just detect presence of loop? Only set* to true if you already know the given $start is part of a loop (otherwise* the returned array might include branches). Default false.* @return mixed Scalar ID of some arbitrary member of the loop, or array of IDs of all members of loop if* $_return_loop*/function wp_find_hierarchy_loop_tortoise_hare( $callback, $start, $override = array(), $callback_args = array(), $_return_loop = false ) {$tortoise = $hare = $evanescent_hare = $start;$return = array();// Set evanescent_hare to one past hare// Increment hare two stepswhile ( $tortoise&& ( $evanescent_hare = isset( $override[$hare] ) ? $override[$hare] : call_user_func_array( $callback, array_merge( array( $hare ), $callback_args ) ) )&& ( $hare = isset( $override[$evanescent_hare] ) ? $override[$evanescent_hare] : call_user_func_array( $callback, array_merge( array( $evanescent_hare ), $callback_args ) ) )) { if ( $_return_loop ) $return[$tortoise] = $return[$evanescent_hare] = $return[$hare] = true; // tortoise got lapped - must be a loop if ( $tortoise == $evanescent_hare || $tortoise == $hare ) return $_return_loop ? $return : $tortoise; // Increment tortoise by one step $tortoise = isset( $override[$tortoise] ) ? $override[$tortoise] : call_user_func_array( $callback, array_merge( array( $tortoise ), $callback_args ) );}return false;}/*** Send a HTTP header to limit rendering of pages to same origin iframes.** @since 3.1.3** @see https://developer.mozilla.org/en/the_x-frame-options_response_header*/function send_frame_options_header() {@header( 'X-Frame-Options: SAMEORIGIN' );}/*** Retrieve a list of protocols to allow in HTML attributes.** @since 3.3.0** @see wp_kses()* @see esc_url()** @return array Array of allowed protocols.*/function wp_allowed_protocols() {static $protocols;if ( empty( $protocols ) ) { $protocols = array( 'http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet', 'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp' ); /** * Filter the list of protocols allowed in HTML attributes. * * @since 3.0.0 * * @param array $protocols Array of allowed protocols e.g. 'http', 'ftp', 'tel', and more. */ $protocols = apply_filters( 'kses_allowed_protocols', $protocols );}return $protocols;}/*** Return a comma-separated string of functions that have been called to get* to the current point in code.** @since 3.4.0** @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.* @param int $skip_frames Optional. A number of stack frames to skip - useful for unwinding* back to the source of the issue. Default 0.* @param bool $pretty Optional. Whether or not you want a comma separated string or raw* array returned. Default true.* @return string|array Either a string containing a reversed comma separated trace or an array* of individual calls.*/function wp_debug_backtrace_summary( $ignore_class = null, $skip_frames = 0, $pretty = true ) {if ( version_compare( PHP_VERSION, '5.2.5', '>=' ) ) $trace = debug_backtrace( false );else $trace = debug_backtrace();$caller = array();$check_class = ! is_null( $ignore_class );$skip_frames++; // skip this functionforeach ( $trace as $call ) { if ( $skip_frames > 0 ) { $skip_frames--; } elseif ( isset( $call['class'] ) ) { if ( $check_class && $ignore_class == $call['class'] ) continue; // Filter out calls $caller[] = "{$call['class']}{$call['type']}{$call['function']}"; } else { if ( in_array( $call['function'], array( 'do_action', 'apply_filters' ) ) ) { $caller[] = "{$call['function']}('{$call['args'][0]}')"; } elseif ( in_array( $call['function'], array( 'include', 'include_once', 'require', 'require_once' ) ) ) { $caller[] = $call['function'] . "('" . str_replace( array( WP_CONTENT_DIR, ABSPATH ) , '', $call['args'][0] ) . "')"; } else { $caller[] = $call['function']; } }}if ( $pretty ) return join( ', ', array_reverse( $caller ) );else return $caller;}/*** Retrieve ids that are not already present in the cache.** @since 3.4.0* @access private** @param array $object_ids ID list.* @param string $cache_key The cache bucket to check against.** @return array List of ids not present in the cache.*/function _get_non_cached_ids( $object_ids, $cache_key ) {$clean = array();foreach ( $object_ids as $id ) { $id = (int) $id; if ( !wp_cache_get( $id, $cache_key ) ) { $clean[] = $id; }}return $clean;}/*** Test if the current device has the capability to upload files.** @since 3.4.0* @access private** @return bool true|false Whether the device is able to upload files.*/function _device_can_upload() {if ( ! wp_is_mobile() ) return true;$ua = $_SERVER['HTTP_USER_AGENT'];if ( strpos($ua, 'iPhone') !== false || strpos($ua, 'iPad') !== false || strpos($ua, 'iPod') !== false ) { return preg_match( '#OS ([\d_]+) like Mac OS X#', $ua, $version ) && version_compare( $version[1], '6', '>=' );}return true;}/*** Test if a given path is a stream URL** @param string $path The resource path or URL.* @return bool True if the path is a stream URL.*/function wp_is_stream( $path ) {$wrappers = stream_get_wrappers();$wrappers_re = '(' . join('|', $wrappers) . ')';return preg_match( "!^$wrappers_re://!", $path ) === 1;}/*** Test if the supplied date is valid for the Gregorian calendar.** @since 3.5.0** @see checkdate()** @param int $month Month number.* @param int $day Day number.* @param int $year Year number.* @param string $source_date The date to filter.* @return bool True if valid date, false if not valid date.*/function wp_checkdate( $month, $day, $year, $source_date ) {/** * Filter whether the given date is valid for the Gregorian calendar. * * @since 3.5.0 * * @param bool $checkdate Whether the given date is valid. * @param string $source_date Date to check. */return apply_filters( 'wp_checkdate', checkdate( $month, $day, $year ), $source_date );}/*** Load the auth check for monitoring whether the user is still logged in.** Can be disabled with remove_action( 'admin_enqueue_scripts', 'wp_auth_check_load' );** This is disabled for certain screens where a login screen could cause an* inconvenient interruption. A filter called wp_auth_check_load can be used* for fine-grained control.** @since 3.6.0*/function wp_auth_check_load() {if ( ! is_admin() && ! is_user_logged_in() ) return;if ( defined( 'IFRAME_REQUEST' ) ) return;$screen = get_current_screen();$hidden = array( 'update', 'update-network', 'update-core', 'update-core-network', 'upgrade', 'upgrade-network', 'network' );$show = ! in_array( $screen->id, $hidden );/** * Filter whether to load the authentication check. * * Passing a falsey value to the filter will effectively short-circuit * loading the authentication check. * * @since 3.6.0 * * @param bool $show Whether to load the authentication check. * @param WP_Screen $screen The current screen object. */if ( apply_filters( 'wp_auth_check_load', $show, $screen ) ) { wp_enqueue_style( 'wp-auth-check' ); wp_enqueue_script( 'wp-auth-check' ); add_action( 'admin_print_footer_scripts', 'wp_auth_check_html', 5 ); add_action( 'wp_print_footer_scripts', 'wp_auth_check_html', 5 );}}/*** Output the HTML that shows the wp-login dialog when the user is no longer logged in.** @since 3.6.0*/function wp_auth_check_html() {$login_url = wp_login_url();$current_domain = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'];$same_domain = ( strpos( $login_url, $current_domain ) === 0 );/** * Filter whether the authentication check originated at the same domain. * * @since 3.6.0 * * @param bool $same_domain Whether the authentication check originated at the same domain. */$same_domain = apply_filters( 'wp_auth_check_same_domain', $same_domain );$wrap_class = $same_domain ? 'hidden' : 'hidden fallback';?><div id="wp-auth-check-wrap" class="<?php echo $wrap_class; ?>"><div id="wp-auth-check-bg"></div><div id="wp-auth-check"><div class="wp-auth-check-close" tabindex="0" title="<?php esc_attr_e('Close'); ?>"></div><?phpif ( $same_domain ) { ?> <div id="wp-auth-check-form" data-src="<?php echo esc_url( add_query_arg( array( 'interim-login' => 1 ), $login_url ) ); ?>"></div> <?php}?><div class="wp-auth-fallback"> <p><b class="wp-auth-fallback-expired" tabindex="0"><?php _e('Session expired'); ?></b></p> <p><a href="<?php echo esc_url( $login_url ); ?>" target="_blank"><?php _e('Please log in again.'); ?></a> <?php _e('The login page will open in a new window. After logging in you can close it and return to this page.'); ?></p></div></div></div><?php}/*** Check whether a user is still logged in, for the heartbeat.** Send a result that shows a log-in box if the user is no longer logged in,* or if their cookie is within the grace period.** @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.*/function wp_auth_check( $response ) {$response['wp-auth-check'] = is_user_logged_in() && empty( $GLOBALS['login_grace_period'] );return $response;}/*** Return RegEx body to liberally match an opening HTML tag.** Matches an opening HTML tag that:* 1. Is self-closing or* 2. Has no body but has a closing tag of the same name or* 3. Contains a body and a closing tag of the same name** Note: this RegEx does not balance inner tags and does not attempt* to produce valid HTML** @since 3.6.0** @param string $tag An HTML tag name. Example: 'video'.* @return string Tag RegEx.*/function get_tag_regex( $tag ) {if ( empty( $tag ) ) return;return sprintf( '<%1$s[^<]*(?:>[\s\S]*<\/%1$s>|\s*\/>)', tag_escape( $tag ) );}/*** Retrieve a canonical form of the provided charset appropriate for passing to PHP* functions such as htmlspecialchars() and charset html attributes.** @since 3.6.0* @access private** @see https://core.trac.wordpress.org/ticket/23688** @param string $charset A charset name.* @return string The canonical form of the charset.*/function _canonical_charset( $charset ) {if ( 'UTF-8' === $charset || 'utf-8' === $charset || 'utf8' === $charset || 'UTF8' === $charset ) return 'UTF-8';if ( 'ISO-8859-1' === $charset || 'iso-8859-1' === $charset || 'iso8859-1' === $charset || 'ISO8859-1' === $charset ) return 'ISO-8859-1';return $charset;}/*** Set the mbstring internal encoding to a binary safe encoding when func_overload* is enabled.** When mbstring.func_overload is in use for multi-byte encodings, the results from* strlen() and similar functions respect the utf8 characters, causing binary data* to return incorrect lengths.** This function overrides the mbstring encoding to a binary-safe encoding, and* resets it to the users expected encoding afterwards through the* `reset_mbstring_encoding` function.** It is safe to recursively call this function, however each* `mbstring_binary_safe_encoding()` call must be followed up with an equal number* of `reset_mbstring_encoding()` calls.** @since 3.7.0** @see reset_mbstring_encoding()** @param bool $reset Optional. Whether to reset the encoding back to a previously-set encoding.* Default false.*/function mbstring_binary_safe_encoding( $reset = false ) {static $encodings = array();static $overloaded = null;if ( is_null( $overloaded ) ) $overloaded = function_exists( 'mb_internal_encoding' ) && ( ini_get( 'mbstring.func_overload' ) & 2 );if ( false === $overloaded ) return;if ( ! $reset ) { $encoding = mb_internal_encoding(); array_push( $encodings, $encoding ); mb_internal_encoding( 'ISO-8859-1' );}if ( $reset && $encodings ) { $encoding = array_pop( $encodings ); mb_internal_encoding( $encoding );}}/*** Reset the mbstring internal encoding to a users previously set encoding.** @see mbstring_binary_safe_encoding()** @since 3.7.0*/function reset_mbstring_encoding() {mbstring_binary_safe_encoding( true );}/*** Filter/validate a variable as a boolean.** Alternative to `filter_var( $var, FILTER_VALIDATE_BOOLEAN )`.** @since 4.0.0** @param mixed $var Boolean value to validate.* @return bool Whether the value is validated.*/function wp_validate_boolean( $var ) {if ( is_bool( $var ) ) { return $var;}if ( is_string( $var ) && 'false' === strtolower( $var ) ) { return false;}return (bool) $var;} نقل قول لینک به ارسال
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