33 const PLACEHOLDER =
"\x7fPLACEHOLDER\x7f";
46 'jpe' =>
'image/jpeg',
47 'jpeg' =>
'image/jpeg',
48 'jpg' =>
'image/jpeg',
50 'tif' =>
'image/tiff',
51 'tiff' =>
'image/tiff',
52 'xbm' =>
'image/x-xbitmap',
53 'svg' =>
'image/svg+xml',
64 $stripped = preg_replace(
'/' . self::COMMENT_REGEX .
'/s',
'',
$source );
65 $path = rtrim( $path,
'/' ) .
'/';
68 $rFlags = PREG_OFFSET_CAPTURE | PREG_SET_ORDER;
69 if ( preg_match_all(
'/' . self::getUrlRegex() .
'/', $stripped,
$matches, $rFlags ) ) {
71 self::processUrlMatch( $match, $rFlags );
72 $url = $match[
'file'][0];
76 substr( $url, 0, 2 ) ===
'//' ||
77 parse_url( $url, PHP_URL_SCHEME )
83 $anchor = strpos( $url,
'#' );
84 if ( $anchor !==
false ) {
85 $url = substr( $url, 0, $anchor );
93 $files[] = $path . $url;
116 if ( $ie8Compat && filesize( $file ) >= self::DATA_URI_SIZE_LIMIT ) {
120 if (
$type ===
null ) {
121 $type = self::getMimeType( $file );
127 return self::encodeStringAsDataURI( file_get_contents( $file ),
$type, $ie8Compat );
146 $contents = preg_replace(
"/<\\?xml.*?\\?>/",
'', $contents );
148 if ( preg_match(
'/^[\r\n\t\x20-\x7e]+$/', $contents ) ) {
151 $encoded = rawurlencode( $contents );
153 $encoded = strtr( $encoded, [
163 $encoded = preg_replace(
'/ {2,}/',
' ', $encoded );
165 $encoded = preg_replace(
'/^ | $/',
'', $encoded );
167 $uri =
'data:' .
$type .
',' . $encoded;
168 if ( !$ie8Compat || strlen( $uri ) < self::DATA_URI_SIZE_LIMIT ) {
174 $uri =
'data:' .
$type .
';base64,' . base64_encode( $contents );
175 if ( !$ie8Compat || strlen( $uri ) < self::DATA_URI_SIZE_LIMIT ) {
191 $value = strtr(
$value, [
"\0" =>
"\u{FFFD}",
'\\' =>
'\\\\',
'"' =>
'\\"' ] );
192 $value = preg_replace_callback(
'/[\x01-\x1f\x7f]/',
function ( $match ) {
193 return '\\' . base_convert( ord( $match[0] ), 10, 16 ) .
' ';
195 return '"' .
$value .
'"';
204 $ext = strtolower( pathinfo( $file, PATHINFO_EXTENSION ) );
205 if ( isset( self::$mimeTypes[
$ext] ) ) {
206 return self::$mimeTypes[
$ext];
209 return mime_content_type( realpath( $file ) );
225 if ( preg_match(
'!^[\w\d:@/~.%+;,?&=-]+$!', $url ) ) {
228 return 'url("' . strtr( $url, [
'\\' =>
'\\\\',
'"' =>
'\\"' ] ) .
'")';
243 public static function remap(
$source, $local, $remote, $embedData =
true ) {
255 if ( substr( $remote, -1 ) ==
'/' ) {
256 $remote = substr( $remote, 0, -1 );
268 $pattern =
'/(?!' . self::EMBED_REGEX .
')(' . self::COMMENT_REGEX .
')/s';
270 $source = preg_replace_callback(
272 function ( $match ) use ( &$comments ) {
273 $comments[] = $match[ 0 ];
274 return CSSMin::PLACEHOLDER . ( count( $comments ) - 1 ) .
'x';
283 $pattern =
'/(?:^|[;{])\K[^;{}]*' . self::getUrlRegex() .
'[^;}]*(?=[;}]|$)/';
285 $source = preg_replace_callback(
287 function ( $matchOuter ) use ( $local, $remote, $embedData ) {
288 $rule = $matchOuter[0];
293 $rule = preg_replace(
295 CSSMin::PLACEHOLDER .
309 $ruleWithRemapped = preg_replace_callback(
311 function ( $match ) use ( $local, $remote ) {
312 self::processUrlMatch( $match );
314 $remapped =
CSSMin::remapOne( $match[
'file'], $match[
'query'], $local, $remote,
false );
324 $ruleWithEmbedded = preg_replace_callback(
326 function ( $match ) use ( $embedAll, $local, $remote, &
$mimeTypes ) {
327 self::processUrlMatch( $match );
329 $embed = $embedAll || $match[
'embed'];
338 $url = $match[
'file'] . $match[
'query'];
339 $file =
"{$local}/{$match['file']}";
341 !self::isRemoteUrl( $url ) && !self::isLocalUrl( $url )
342 && file_exists( $file )
356 if ( !$embedData || $ruleWithEmbedded === $ruleWithRemapped ) {
358 return $ruleWithRemapped;
359 } elseif ( $embedData && $needsEmbedFallback ) {
363 return "$ruleWithEmbedded;$ruleWithRemapped!ie";
366 return $ruleWithEmbedded;
371 $pattern =
'/' . self::PLACEHOLDER .
'(\d+)x/';
372 $source = preg_replace_callback( $pattern,
function ( $match ) use ( &$comments ) {
373 return $comments[ $match[1] ];
386 if ( substr( $maybeUrl, 0, 2 ) ===
'//' || parse_url( $maybeUrl, PHP_URL_SCHEME ) ) {
399 return isset( $maybeUrl[1] ) && $maybeUrl[0] ===
'/' && $maybeUrl[1] !==
'/';
407 if ( $urlRegex ===
null ) {
430 'url\(\s*(?P<file0>[^\s\'"][^\?\)]+?)(?P<query0>\?[^\)]*?|)\s*\)' .
432 '|url\(\s*\'(?P<file1>[^\?\']+?)(?P<query1>\?[^\']*?|)\'\s*\)' .
434 '|url\(\s*"(?P<file2>[^\?"]+?)(?P<query2>\?[^"]*?|)"\s*\)' .
441 if ( $flags & PREG_SET_ORDER ) {
445 if ( isset( $match[
'file0'] ) && $match[
'file0'][1] !== -1 ) {
446 $match[
'file'] = $match[
'file0'];
447 $match[
'query'] = $match[
'query0'];
448 } elseif ( isset( $match[
'file1'] ) && $match[
'file1'][1] !== -1 ) {
449 $match[
'file'] = $match[
'file1'];
450 $match[
'query'] = $match[
'query1'];
452 if ( !isset( $match[
'file2'] ) || $match[
'file2'][1] === -1 ) {
453 throw new Exception(
'URL must be non-empty' );
455 $match[
'file'] = $match[
'file2'];
456 $match[
'query'] = $match[
'query2'];
459 if ( isset( $match[
'file0'] ) && $match[
'file0'] !==
'' ) {
460 $match[
'file'] = $match[
'file0'];
461 $match[
'query'] = $match[
'query0'];
462 } elseif ( isset( $match[
'file1'] ) && $match[
'file1'] !==
'' ) {
463 $match[
'file'] = $match[
'file1'];
464 $match[
'query'] = $match[
'query1'];
466 if ( !isset( $match[
'file2'] ) || $match[
'file2'] ===
'' ) {
467 throw new Exception(
'URL must be non-empty' );
469 $match[
'file'] = $match[
'file2'];
470 $match[
'query'] = $match[
'query2'];
491 if ( self::isLocalUrl( $url ) && function_exists(
'wfExpandUrl' ) ) {
499 self::isRemoteUrl( $url ) ||
500 self::isLocalUrl( $url ) ||
501 substr( $url, 0, 1 ) ===
'#'
506 if ( $local ===
false ) {
508 $url = $remote .
'/' . $url;
511 $url =
"{$remote}/{$file}";
513 $localFile =
"{$local}/{$file}";
514 if ( file_exists( $localFile ) ) {
516 $data = self::encodeImageAsDataURI( $localFile );
517 if ( $data !==
false ) {
521 if ( class_exists( OutputPage::class ) ) {
522 $url = OutputPage::transformFilePath( $remote, $local, $file );
526 $url .=
'?' . substr( md5_file( $localFile ), 0, 5 );
532 if ( function_exists(
'wfRemoveDotSegments' ) ) {
547 [
'; ',
': ',
' {',
'{ ',
', ',
'} ',
';}',
'( ',
' )',
'[ ',
' ]' ],
548 [
';',
':',
'{',
'{',
',',
'}',
'}',
'(',
')',
'[',
']' ],
549 preg_replace( [
'/\s+/',
'/\/\*.*?\*\//s' ], [
' ',
'' ],
$css )
wfExpandUrl( $url, $defaultProto=PROTO_CURRENT)
Expand a potentially local URL to a fully-qualified URL.
wfRemoveDotSegments( $urlPath)
Remove all dot-segments in the provided URL path.
static serializeStringValue( $value)
Serialize a string (escape and quote) for use as a CSS string value.
static buildUrlValue( $url)
Build a CSS 'url()' value for the given URL, quoting parentheses (and other funny characters) and esc...
static encodeImageAsDataURI( $file, $type=null, $ie8Compat=true)
Encode an image file as a data URI.
static getMimeType( $file)
static string[] $mimeTypes
List of common image files extensions and MIME-types.
static isRemoteUrl( $maybeUrl)
Is this CSS rule referencing a remote URL?
static getLocalFileReferences( $source, $path)
Get a list of local files referenced in a stylesheet (includes non-existent files).
static encodeStringAsDataURI( $contents, $type, $ie8Compat=true)
Encode file contents as a data URI with chosen MIME type.
static minify( $css)
Removes whitespace from CSS data.
static isLocalUrl( $maybeUrl)
Is this CSS rule referencing a local URL?
static processUrlMatch(array &$match, $flags=0)
static remapOne( $file, $query, $local, $remote, $embed)
Remap or embed a CSS URL path.
const DATA_URI_SIZE_LIMIT
Internet Explorer data URI length limit.
static remap( $source, $local, $remote, $embedData=true)
Remaps CSS URL paths and automatically embeds data URIs for CSS rules or url() values preceded by an ...
null means default in associative array with keys and values unescaped Should be merged with default with a value of false meaning to suppress the attribute in associative array with keys and values unescaped noclasses just before the function returns a value If you return true
null for the local wiki Added should default to null in handler for backwards compatibility add a value to it if you want to add a cookie that have to vary cache options can modify $query
The wiki should then use memcached to cache various data To use multiple just add more items to the array To increase the weight of a make its entry a array("192.168.0.1:11211", 2))
if(!is_readable( $file)) $ext