Version 3.4.5

This commit is contained in:
Neo committed 2025-12-19 00:38:12 -08:00
1 parent fb6b5baabc
commit e4478369d8
1360 files changed
+228921 -179445

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+4 -4
View File
@@ -202,7 +202,7 @@ class FirePHP {
* @return array
*/
public function __sleep() {
return array('options','objectFilters','enabled');/*noLibHook*/
return array('options','objectFilters','enabled');
}
/**
@@ -272,7 +272,7 @@ class FirePHP {
* @return void
*/
public function setOptions($Options) {
$this->options = array_merge($this->options,$Options);/*noLibHook*/
$this->options = array_merge($this->options,$Options);
}
/**
@@ -929,7 +929,7 @@ class FirePHP {
// but exist in the object
foreach( $members as $raw_name => $value ) {
$name = $raw_name;/*noLibHook*/
$name = $raw_name;
if ($name{0} == "\0") {
$parts = explode("\0", $name);
@@ -1065,7 +1065,7 @@ class FirePHP {
* @author Brett Stimmerman <brettstimmerman[at]gmail[dot]com>
* @author Christoph Dorn <christoph@christophdorn.com>
* @copyright 2005 Michal Migurski
* @version CVS: $Id: FirePHP.php 8229 2011-03-31 10:17:44Z ips_terabyte $
* @version CVS: $Id: FirePHP.php 11976 2013-02-11 22:46:08Z bfarber $
* @license http://www.opensource.org/licenses/bsd-license.php
* @link http://pear.php.net/pepr/pepr-proposal-show.php?id=198
*/
+35 -17
View File
@@ -75,9 +75,8 @@ class HTTP_ConditionalGet {
/**
* @param array $spec options
*
* 'isPublic': (bool) if true, the Cache-Control header will contain
* "public", allowing proxies to cache the content. Otherwise "private" will
* be sent, allowing only browser caching. (default false)
* 'isPublic': (bool) if false, the Cache-Control header will contain
* "private", allowing only browser caching. (default false)
*
* 'lastModifiedTime': (int) if given, both ETag AND Last-Modified headers
* will be sent with content. This is recommended.
@@ -106,8 +105,6 @@ class HTTP_ConditionalGet {
* seconds, and also set the Expires header to the equivalent GMT date.
* After the max-age period has passed, the browser will again send a
* conditional GET to revalidate its cache.
*
* @return null
*/
public function __construct($spec)
{
@@ -150,7 +147,10 @@ class HTTP_ConditionalGet {
} elseif (isset($spec['contentHash'])) { // Use the hash as the ETag
$this->_setEtag($spec['contentHash'] . $etagAppend, $scope);
}
$this->_headers['Cache-Control'] = "max-age={$maxAge}, {$scope}";
$privacy = ($scope === 'private')
? ', private'
: '';
$this->_headers['Cache-Control'] = "max-age={$maxAge}{$privacy}";
// invalidate cache if disabled, otherwise check
$this->cacheIsValid = (isset($spec['invalidate']) && $spec['invalidate'])
? false
@@ -209,7 +209,9 @@ class HTTP_ConditionalGet {
{
$headers = $this->_headers;
if (array_key_exists('_responseCode', $headers)) {
header($headers['_responseCode']);
// FastCGI environments require 3rd arg to header() to be set
list(, $code) = explode(' ', $headers['_responseCode'], 3);
header($headers['_responseCode'], true, $code);
unset($headers['_responseCode']);
}
foreach ($headers as $name => $val) {
@@ -230,8 +232,6 @@ class HTTP_ConditionalGet {
* "private" will be sent, allowing only browser caching.
*
* @param array $options (default empty) additional options for constructor
*
* @return null
*/
public static function check($lastModifiedTime = null, $isPublic = false, $options = array())
{
@@ -267,13 +267,21 @@ class HTTP_ConditionalGet {
protected $_lmTime = null;
protected $_etag = null;
protected $_stripEtag = false;
/**
* @param string $hash
*
* @param string $scope
*/
protected function _setEtag($hash, $scope)
{
$this->_etag = '"' . substr($scope, 0, 3) . $hash . '"';
$this->_headers['ETag'] = $this->_etag;
}
/**
* @param int $time
*/
protected function _setLastModified($time)
{
$this->_lmTime = (int)$time;
@@ -282,6 +290,8 @@ class HTTP_ConditionalGet {
/**
* Determine validity of client cache and queue 304 header if valid
*
* @return bool
*/
protected function _isCacheValid()
{
@@ -298,6 +308,9 @@ class HTTP_ConditionalGet {
return $isValid;
}
/**
* @return bool
*/
protected function resourceMatchedEtag()
{
if (!isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
@@ -319,7 +332,12 @@ class HTTP_ConditionalGet {
}
return false;
}
/**
* @param string $etag
*
* @return string
*/
protected function normalizeEtag($etag) {
$etag = trim($etag);
return $this->_stripEtag
@@ -327,17 +345,17 @@ class HTTP_ConditionalGet {
: $etag;
}
/**
* @return bool
*/
protected function resourceNotModified()
{
if (!isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
return false;
}
$ifModifiedSince = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
if (false !== ($semicolon = strrpos($ifModifiedSince, ';'))) {
// IE has tacked on extra data to this header, strip it
$ifModifiedSince = substr($ifModifiedSince, 0, $semicolon);
}
if ($ifModifiedSince == self::gmtDate($this->_lmTime)) {
// strip off IE's extra data (semicolon)
list($ifModifiedSince) = explode(';', $_SERVER['HTTP_IF_MODIFIED_SINCE'], 2);
if (strtotime($ifModifiedSince) >= $this->_lmTime) {
// Apache 2.2's behavior. If there was no ETag match, send the
// non-encoded version of the ETag value.
$this->_headers['ETag'] = $this->normalizeEtag($this->_etag);
+51 -42
View File
@@ -33,11 +33,11 @@
* </code>
*
* For more control over headers, use getHeaders() and getData() and send your
* own output.
*
* Note: If you don't need header mgmt, use PHP's native gzencode, gzdeflate,
* and gzcompress functions for gzip, deflate, and compress-encoding
* respectively.
* own output.
*
* Note: If you don't need header mgmt, use PHP's native gzencode, gzdeflate,
* and gzcompress functions for gzip, deflate, and compress-encoding
* respectively.
*
* @package Minify
* @subpackage HTTP
@@ -59,7 +59,7 @@ class HTTP_Encoder {
*
* @var bool
*/
public static $encodeToIe6 = false;
public static $encodeToIe6 = true;
/**
@@ -85,13 +85,16 @@ class HTTP_Encoder {
* method. If not set, the best method will be chosen by getAcceptedEncoding()
* The available methods are 'gzip', 'deflate', 'compress', and '' (no
* encoding)
*
* @return null
*/
public function __construct($spec)
public function __construct($spec)
{
$this->_useMbStrlen = (function_exists('mb_strlen')
&& (ini_get('mbstring.func_overload') !== '')
&& ((int)ini_get('mbstring.func_overload') & 2));
$this->_content = $spec['content'];
$this->_headers['Content-Length'] = (string)strlen($this->_content);
$this->_headers['Content-Length'] = $this->_useMbStrlen
? (string)mb_strlen($this->_content, '8bit')
: (string)strlen($this->_content);
if (isset($spec['type'])) {
$this->_headers['Content-Type'] = $spec['type'];
}
@@ -109,9 +112,9 @@ class HTTP_Encoder {
*
* Call after encode() for encoded content.
*
* return string
* @return string
*/
public function getContent()
public function getContent()
{
return $this->_content;
}
@@ -130,7 +133,7 @@ class HTTP_Encoder {
*
* @return array
*/
public function getHeaders()
public function getHeaders()
{
return $this->_headers;
}
@@ -143,10 +146,8 @@ class HTTP_Encoder {
* not handled purposefully.
*
* @see getHeaders()
*
* @return null
*/
public function sendHeaders()
public function sendHeaders()
{
foreach ($this->_headers as $name => $val) {
header($name . ': ' . $val);
@@ -161,10 +162,8 @@ class HTTP_Encoder {
* You must call this before headers are sent and it probably cannot be
* used in conjunction with zlib output buffering / mod_gzip. Errors are
* not handled purposefully.
*
* @return null
*/
public function sendAll()
public function sendAll()
{
$this->sendHeaders();
echo $this->_content;
@@ -181,21 +180,21 @@ class HTTP_Encoder {
* be non 0. The methods are favored in order of gzip, deflate, then
* compress. Deflate is always smallest and generally faster, but is
* rarely sent by servers, so client support could be buggier.
*
*
* @param bool $allowCompress allow the older compress encoding
*
* @param bool $allowDeflate allow the more recent deflate encoding
* @param bool $allowDeflate allow the more recent deflate encoding
*
* @return array two values, 1st is the actual encoding method, 2nd is the
* alias of that method to use in the Content-Encoding header (some browsers
* call gzip "x-gzip" etc.)
*/
public static function getAcceptedEncoding($allowCompress = true, $allowDeflate = true)
public static function getAcceptedEncoding($allowCompress = true, $allowDeflate = true)
{
// @link http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html
if (! isset($_SERVER['HTTP_ACCEPT_ENCODING'])
|| self::_isBuggyIe())
|| self::isBuggyIe())
{
return array('', '');
}
@@ -244,16 +243,18 @@ class HTTP_Encoder {
* this fails, false is returned.
*
* The header "Vary: Accept-Encoding" is added. If encoding is successful,
* the Content-Length header is updated, and Content-Encoding is also added.
*
* the Content-Length header is updated, and Content-Encoding is also added.
*
* @param int $compressionLevel given to zlib functions. If not given, the
* class default will be used.
*
* @return bool success true if the content was actually compressed
*/
public function encode($compressionLevel = null)
public function encode($compressionLevel = null)
{
$this->_headers['Vary'] = 'Accept-Encoding';
if (! self::isBuggyIe()) {
$this->_headers['Vary'] = 'Accept-Encoding';
}
if (null === $compressionLevel) {
$compressionLevel = self::$compressionLevel;
}
@@ -262,9 +263,9 @@ class HTTP_Encoder {
|| !extension_loaded('zlib'))
{
return false;
}
if ($this->_encodeMethod[0] === 'deflate') {
$encoded = gzdeflate($this->_content, $compressionLevel);
}
if ($this->_encodeMethod[0] === 'deflate') {
$encoded = gzdeflate($this->_content, $compressionLevel);
} elseif ($this->_encodeMethod[0] === 'gzip') {
$encoded = gzencode($this->_content, $compressionLevel);
} else {
@@ -273,7 +274,9 @@ class HTTP_Encoder {
if (false === $encoded) {
return false;
}
$this->_headers['Content-Length'] = strlen($encoded);
$this->_headers['Content-Length'] = $this->_useMbStrlen
? (string)mb_strlen($encoded, '8bit')
: (string)strlen($encoded);
$this->_headers['Content-Encoding'] = $this->_encodeMethod[1];
$this->_content = $encoded;
return true;
@@ -285,7 +288,7 @@ class HTTP_Encoder {
* This is a convenience method for common use of the class
*
* @param string $content
*
*
* @param int $compressionLevel given to zlib functions. If not given, the
* class default will be used.
*
@@ -296,21 +299,22 @@ class HTTP_Encoder {
if (null === $compressionLevel) {
$compressionLevel = self::$compressionLevel;
}
$he = new HTTP_Encoder(array('content' => $content));
$ret = $he->encode($compressionLevel);
$he = new HTTP_Encoder(array('content' => $content));
$ret = $he->encode($compressionLevel);
$he->sendAll();
return $ret;
}
protected $_content = '';
protected $_headers = array();
protected $_encodeMethod = array('', '');
}
/**
* Is the browser an IE version earlier than 6 SP2?
* Is the browser an IE version earlier than 6 SP2?
*
* @return bool
*/
protected static function _isBuggyIe()
public static function isBuggyIe()
{
if (empty($_SERVER['HTTP_USER_AGENT'])) {
return false;
}
$ua = $_SERVER['HTTP_USER_AGENT'];
// quick escape for non-IEs
if (0 !== strpos($ua, 'Mozilla/4.0 (compatible; MSIE ')
@@ -318,9 +322,14 @@ class HTTP_Encoder {
return false;
}
// no regex = faaast
$version = (float)substr($ua, 30);
$version = (float)substr($ua, 30);
return self::$encodeToIe6
? ($version < 6 || ($version == 6 && false === strpos($ua, 'SV1')))
: ($version < 7);
}
protected $_content = '';
protected $_headers = array();
protected $_encodeMethod = array('', '');
protected $_useMbStrlen = false;
}
+103 -32
View File
@@ -1,16 +1,20 @@
<?php
/**
* jsmin.php - PHP implementation of Douglas Crockford's JSMin.
* JSMin.php - modified PHP implementation of Douglas Crockford's JSMin.
*
* This is a direct port of jsmin.c to PHP with a few PHP performance tweaks and
* modifications to preserve some comments (see below). Also, rather than using
* stdin/stdout, JSMin::minify() accepts a string as input and returns another
* string as output.
* <code>
* $minifiedJs = JSMin::minify($js);
* </code>
*
* This is a modified port of jsmin.c. Improvements:
*
* Comments containing IE conditional compilation are preserved, as are multi-line
* comments that begin with "/*!" (for documentation purposes). In the latter case
* newlines are inserted around the comment to enhance readability.
* Does not choke on some regexp literals containing quote characters. E.g. /'/
*
* Spaces are preserved after some add/sub operators, so they are not mistakenly
* converted to post-inc/dec. E.g. a + ++b -> a+ ++b
*
* Preserves multi-line comments that begin with /*!
*
* PHP 5 or higher is required.
*
* Permission is hereby granted to use this version of the library under the
@@ -56,7 +60,7 @@ class JSMin {
const ACTION_KEEP_A = 1;
const ACTION_DELETE_A = 2;
const ACTION_DELETE_A_B = 3;
protected $a = "\n";
protected $b = '';
protected $input = '';
@@ -64,11 +68,13 @@ class JSMin {
protected $inputLength = 0;
protected $lookAhead = null;
protected $output = '';
protected $lastByteOut = '';
/**
* Minify Javascript
* Minify Javascript.
*
* @param string $js Javascript to be minified
*
* @return string
*/
public static function minify($js)
@@ -76,38 +82,55 @@ class JSMin {
$jsmin = new JSMin($js);
return $jsmin->min();
}
/**
* Setup process
* @param string $input
*/
public function __construct($input)
{
$this->input = str_replace("\r\n", "\n", $input);
$this->inputLength = strlen($this->input);
$this->input = $input;
}
/**
* Perform minification, return result
*
* @return string
*/
public function min()
{
if ($this->output !== '') { // min already run
return $this->output;
}
$mbIntEnc = null;
if (function_exists('mb_strlen') && ((int)ini_get('mbstring.func_overload') & 2)) {
$mbIntEnc = mb_internal_encoding();
mb_internal_encoding('8bit');
}
$this->input = str_replace("\r\n", "\n", $this->input);
$this->inputLength = strlen($this->input);
$this->action(self::ACTION_DELETE_A_B);
while ($this->a !== null) {
// determine next command
$command = self::ACTION_KEEP_A; // default
if ($this->a === ' ') {
if (! $this->isAlphaNum($this->b)) {
if (($this->lastByteOut === '+' || $this->lastByteOut === '-')
&& ($this->b === $this->lastByteOut)) {
// Don't delete this space. If we do, the addition/subtraction
// could be parsed as a post-increment
} elseif (! $this->isAlphaNum($this->b)) {
$command = self::ACTION_DELETE_A;
}
} elseif ($this->a === "\n") {
if ($this->b === ' ') {
$command = self::ACTION_DELETE_A_B;
} elseif (false === strpos('{[(+-', $this->b)
&& ! $this->isAlphaNum($this->b)) {
// in case of mbstring.func_overload & 2, must check for null b,
// otherwise mb_strpos will give WARNING
} elseif ($this->b === null
|| (false === strpos('{[(+-', $this->b)
&& ! $this->isAlphaNum($this->b))) {
$command = self::ACTION_DELETE_A;
}
} elseif (! $this->isAlphaNum($this->a)) {
@@ -120,19 +143,38 @@ class JSMin {
$this->action($command);
}
$this->output = trim($this->output);
if ($mbIntEnc !== null) {
mb_internal_encoding($mbIntEnc);
}
return $this->output;
}
/**
* ACTION_KEEP_A = Output A. Copy B to A. Get the next B.
* ACTION_DELETE_A = Copy B to A. Get the next B.
* ACTION_DELETE_A_B = Get the next B.
*
* @param int $command
* @throws JSMin_UnterminatedRegExpException|JSMin_UnterminatedStringException
*/
protected function action($command)
{
if ($command === self::ACTION_DELETE_A_B
&& $this->b === ' '
&& ($this->a === '+' || $this->a === '-')) {
// Note: we're at an addition/substraction operator; the inputIndex
// will certainly be a valid index
if ($this->input[$this->inputIndex] === $this->a) {
// This is "+ +" or "- -". Don't delete the space.
$command = self::ACTION_KEEP_A;
}
}
switch ($command) {
case self::ACTION_KEEP_A:
$this->output .= $this->a;
$this->lastByteOut = $this->a;
// fallthrough
case self::ACTION_DELETE_A:
$this->a = $this->b;
@@ -140,17 +182,22 @@ class JSMin {
$str = $this->a; // in case needed for exception
while (true) {
$this->output .= $this->a;
$this->lastByteOut = $this->a;
$this->a = $this->get();
if ($this->a === $this->b) { // end quote
break;
}
if (ord($this->a) <= self::ORD_LF) {
throw new JSMin_UnterminatedStringException(
'Unterminated String: ' . var_export($str, true));
"JSMin: Unterminated String at byte "
. $this->inputIndex . ": {$str}");
}
$str .= $this->a;
if ($this->a === '\\') {
$this->output .= $this->a;
$this->lastByteOut = $this->a;
$this->a = $this->get();
$str .= $this->a;
}
@@ -173,16 +220,21 @@ class JSMin {
$pattern .= $this->a;
} elseif (ord($this->a) <= self::ORD_LF) {
throw new JSMin_UnterminatedRegExpException(
'Unterminated RegExp: '. var_export($pattern, true));
"JSMin: Unterminated RegExp at byte "
. $this->inputIndex .": {$pattern}");
}
$this->output .= $this->a;
$this->lastByteOut = $this->a;
}
$this->b = $this->next();
}
// end case ACTION_DELETE_A_B
}
}
/**
* @return bool
*/
protected function isRegexpLiteral()
{
if (false !== strpos("\n{;(,=:[!&|?", $this->a)) { // we aren't dividing
@@ -207,9 +259,11 @@ class JSMin {
}
return false;
}
/**
* Get next char. Convert ctrl char to space.
*
* @return string
*/
protected function get()
{
@@ -231,24 +285,33 @@ class JSMin {
}
return $c;
}
/**
* Get next char. If is ctrl character, translate to a space or newline.
*
* @return string
*/
protected function peek()
{
$this->lookAhead = $this->get();
return $this->lookAhead;
}
/**
* Is $c a letter, digit, underscore, dollar sign, escape, or non-ASCII?
*
* @param string $c
*
* @return bool
*/
protected function isAlphaNum($c)
{
return (preg_match('/^[0-9a-zA-Z_\\$\\\\]$/', $c) || ord($c) > 126);
}
/**
* @return string
*/
protected function singleLineComment()
{
$comment = '';
@@ -264,7 +327,11 @@ class JSMin {
}
}
}
/**
* @return string
* @throws JSMin_UnterminatedCommentException
*/
protected function multipleLineComment()
{
$this->get();
@@ -276,7 +343,7 @@ class JSMin {
$this->get();
// if comment preserved by YUI Compressor
if (0 === strpos($comment, '!')) {
return "\n/*" . substr($comment, 1) . "*/\n";
return "\n/*!" . substr($comment, 1) . "*/\n";
}
// if IE conditional comment
if (preg_match('/^@(?:cc_on|if|elif|else|end)\\b/', $comment)) {
@@ -285,15 +352,19 @@ class JSMin {
return ' ';
}
} elseif ($get === null) {
throw new JSMin_UnterminatedCommentException('Unterminated Comment: ' . var_export('/*' . $comment, true));
throw new JSMin_UnterminatedCommentException(
"JSMin: Unterminated comment at byte "
. $this->inputIndex . ": /*{$comment}");
}
$comment .= $get;
}
}
/**
* Get the next character, skipping over comments.
* Some comments may be preserved.
*
* @return string
*/
protected function next()
{
+157 -72
View File
@@ -7,7 +7,7 @@
/**
* Minify_Source
*/
require_once 'Minify/Source.php';/*noLibHook*/
require_once 'Minify/Source.php';
/**
* Minify - Combines, minifies, and caches JavaScript and CSS files on demand.
@@ -29,12 +29,13 @@ require_once 'Minify/Source.php';/*noLibHook*/
*/
class Minify {
const VERSION = '2.1.3';
const VERSION = '2.1.5';
const TYPE_CSS = 'text/css';
const TYPE_HTML = 'text/html';
// there is some debate over the ideal JS Content-Type, but this is the
// Apache default and what Yahoo! uses..
const TYPE_JS = 'application/x-javascript';
const URL_DEBUG = 'http://code.google.com/p/minify/wiki/Debugging';
/**
* How many hours behind are the file modification times of uploaded files?
@@ -58,7 +59,14 @@ class Minify {
* @var string $importWarning
*/
public static $importWarning = "/* See http://code.google.com/p/minify/wiki/CommonProblems#@imports_can_appear_in_invalid_locations_in_combined_CSS_files */\n";
/**
* Has the DOCUMENT_ROOT been set in user code?
*
* @var bool
*/
public static $isDocRootSet = false;
/**
* Specify a cache object (with identical interface as Minify_Cache_File) or
* a path to use with Minify_Cache_File.
@@ -77,7 +85,7 @@ class Minify {
public static function setCache($cache = '', $fileLocking = true)
{
if (is_string($cache)) {
require_once 'Minify/Cache/File.php';/*noLibHook*/
require_once 'Minify/Cache/File.php';
self::$_cache = new Minify_Cache_File($cache, $fileLocking);
} else {
self::$_cache = $cache;
@@ -148,8 +156,8 @@ class Minify {
*
* Any controller options are documented in that controller's setupSources() method.
*
* @param mixed instance of subclass of Minify_Controller_Base or string name of
* controller. E.g. 'Files'
* @param mixed $controller instance of subclass of Minify_Controller_Base or string
* name of controller. E.g. 'Files'
*
* @param array $options controller/serve options
*
@@ -159,14 +167,19 @@ class Minify {
*/
public static function serve($controller, $options = array())
{
if (! self::$isDocRootSet && 0 === stripos(PHP_OS, 'win')) {
self::setDocRoot();
}
if (is_string($controller)) {
// make $controller into object
$class = 'Minify_Controller_' . $controller;
if (! class_exists($class, false)) {
require_once "Minify/Controller/"
. str_replace('_', '/', $controller) . ".php";/*noLibHook*/
. str_replace('_', '/', $controller) . ".php";
}
$controller = new $class();
/* @var Minify_Controller_Base $controller */
}
// set up controller sources and mix remaining options with
@@ -179,9 +192,7 @@ class Minify {
if (! $controller->sources) {
// invalid request!
if (! self::$_options['quiet']) {
header(self::$_options['badRequestHeader']);
echo self::$_options['badRequestHeader'];
return;
self::_errorExit(self::$_options['badRequestHeader'], self::URL_DEBUG);
} else {
list(,$statusCode) = explode(' ', self::$_options['badRequestHeader']);
return array(
@@ -202,23 +213,25 @@ class Minify {
// determine encoding
if (self::$_options['encodeOutput']) {
$sendVary = true;
if (self::$_options['encodeMethod'] !== null) {
// controller specifically requested this
$contentEncoding = self::$_options['encodeMethod'];
} else {
// sniff request header
require_once 'HTTP/Encoder.php';/*noLibHook*/
require_once 'HTTP/Encoder.php';
// depending on what the client accepts, $contentEncoding may be
// 'x-gzip' while our internal encodeMethod is 'gzip'. Calling
// getAcceptedEncoding(false, false) leaves out compress and deflate as options.
list(self::$_options['encodeMethod'], $contentEncoding) = HTTP_Encoder::getAcceptedEncoding(false, false);
$sendVary = ! HTTP_Encoder::isBuggyIe();
}
} else {
self::$_options['encodeMethod'] = ''; // identity (no encoding)
}
// check client cache
require_once 'HTTP/ConditionalGet.php';/*noLibHook*/
require_once 'HTTP/ConditionalGet.php';
$cgOptions = array(
'lastModifiedTime' => self::$_options['lastModifiedTime']
,'isPublic' => self::$_options['isPublic']
@@ -226,6 +239,8 @@ class Minify {
);
if (self::$_options['maxAge'] > 0) {
$cgOptions['maxAge'] = self::$_options['maxAge'];
} elseif (self::$_options['debug']) {
$cgOptions['invalidate'] = true;
}
$cg = new HTTP_ConditionalGet($cgOptions);
if ($cg->cacheIsValid) {
@@ -249,8 +264,7 @@ class Minify {
if (self::$_options['contentType'] === self::TYPE_CSS
&& self::$_options['rewriteCssUris']) {
reset($controller->sources);
while (list($key, $source) = each($controller->sources)) {
foreach($controller->sources as $key => $source) {
if ($source->filepath
&& !isset($source->minifyOptions['currentDir'])
&& !isset($source->minifyOptions['prependRelativePath'])
@@ -261,12 +275,12 @@ class Minify {
}
// check server cache
if (null !== self::$_cache) {
if (null !== self::$_cache && ! self::$_options['debug']) {
// using cache
// the goal is to use only the cache methods to sniff the length and
// output the content, as they do not require ever loading the file into
// memory.
$cacheId = 'minify_' . self::_getCacheId();/*noLibHook*/
$cacheId = self::_getCacheId();
$fullCacheId = (self::$_options['encodeMethod'])
? $cacheId . '.gz'
: $cacheId;
@@ -276,7 +290,15 @@ class Minify {
$cacheContentLength = self::$_cache->getSize($fullCacheId);
} else {
// generate & cache content
$content = self::_combineMinify();
try {
$content = self::_combineMinify();
} catch (Exception $e) {
self::$_controller->log($e->getMessage());
if (! self::$_options['quiet']) {
self::_errorExit(self::$_options['errorHeader'], self::URL_DEBUG);
}
throw $e;
}
self::$_cache->store($cacheId, $content);
if (function_exists('gzencode')) {
self::$_cache->store($cacheId . '.gz', gzencode($content, self::$_options['encodeLevel']));
@@ -285,7 +307,15 @@ class Minify {
} else {
// no cache
$cacheIsReady = false;
$content = self::_combineMinify();
try {
$content = self::_combineMinify();
} catch (Exception $e) {
self::$_controller->log($e->getMessage());
if (! self::$_options['quiet']) {
self::_errorExit(self::$_options['errorHeader'], self::URL_DEBUG);
}
throw $e;
}
}
if (! $cacheIsReady && self::$_options['encodeMethod']) {
// still need to encode
@@ -295,14 +325,17 @@ class Minify {
// add headers
$headers['Content-Length'] = $cacheIsReady
? $cacheContentLength
: strlen($content);
: ((function_exists('mb_strlen') && ((int)ini_get('mbstring.func_overload') & 2))
? mb_strlen($content, '8bit')
: strlen($content)
);
$headers['Content-Type'] = self::$_options['contentTypeCharset']
? self::$_options['contentType'] . '; charset=' . self::$_options['contentTypeCharset']
: self::$_options['contentType'];
if (self::$_options['encodeMethod'] !== '') {
$headers['Content-Encoding'] = $contentEncoding;
}
if (self::$_options['encodeOutput']) {
if (self::$_options['encodeOutput'] && $sendVary) {
$headers['Vary'] = 'Accept-Encoding';
}
@@ -356,52 +389,69 @@ class Minify {
}
/**
* On IIS, create $_SERVER['DOCUMENT_ROOT']
* Set $_SERVER['DOCUMENT_ROOT']. On IIS, the value is created from SCRIPT_FILENAME and SCRIPT_NAME.
*
* @param bool $unsetPathInfo (default false) if true, $_SERVER['PATH_INFO']
* will be unset (it is inconsistent with Apache's setting)
*
* @return null
* @param string $docRoot value to use for DOCUMENT_ROOT
*/
public static function setDocRoot($unsetPathInfo = false)
public static function setDocRoot($docRoot = '')
{
if (isset($_SERVER['SERVER_SOFTWARE'])
&& 0 === strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS/')
) {
$_SERVER['DOCUMENT_ROOT'] = rtrim(substr(
$_SERVER['PATH_TRANSLATED']
self::$isDocRootSet = true;
if ($docRoot) {
$_SERVER['DOCUMENT_ROOT'] = $docRoot;
} elseif (isset($_SERVER['SERVER_SOFTWARE'])
&& 0 === strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS/')) {
$_SERVER['DOCUMENT_ROOT'] = substr(
$_SERVER['SCRIPT_FILENAME']
,0
,strlen($_SERVER['PATH_TRANSLATED']) - strlen($_SERVER['SCRIPT_NAME'])
), '\\');
if ($unsetPathInfo) {
unset($_SERVER['PATH_INFO']);
}
require_once 'Minify/Logger.php';/*noLibHook*/
Minify_Logger::log("setDocRoot() set DOCUMENT_ROOT to \"{$_SERVER['DOCUMENT_ROOT']}\"");
,strlen($_SERVER['SCRIPT_FILENAME']) - strlen($_SERVER['SCRIPT_NAME']));
$_SERVER['DOCUMENT_ROOT'] = rtrim($_SERVER['DOCUMENT_ROOT'], '\\');
}
}
/**
* @var mixed Minify_Cache_* object or null (i.e. no server cache is used)
* Any Minify_Cache_* object or null (i.e. no server cache is used)
*
* @var Minify_Cache_File
*/
private static $_cache = null;
/**
* @var Minify_Controller active controller for current request
* Active controller for current request
*
* @var Minify_Controller_Base
*/
protected static $_controller = null;
/**
* @var array options for current request
* Options for current request
*
* @var array
*/
protected static $_options = null;
/**
* @param string $header
*
* @param string $url
*/
protected static function _errorExit($header, $url)
{
$url = htmlspecialchars($url, ENT_QUOTES);
list(,$h1) = explode(' ', $header, 2);
$h1 = htmlspecialchars($h1);
// FastCGI environments require 3rd arg to header() to be set
list(, $code) = explode(' ', $header, 3);
header($header, true, $code);
header('Content-Type: text/html; charset=utf-8');
echo "<h1>$h1</h1>";
echo "<p>Please see <a href='$url'>$url</a>.</p>";
exit();
}
/**
* Set up sources to use Minify_Lines
*
* @param array $sources Minify_Source instances
*
* @return null
*/
protected static function _setupDebug($sources)
{
@@ -439,21 +489,22 @@ class Minify {
$defaultMinifier = isset(self::$_options['minifiers'][$type])
? self::$_options['minifiers'][$type]
: false;
if (Minify_Source::haveNoMinifyPrefs(self::$_controller->sources)) {
// all source have same options/minifier, better performance
// to combine, then minify once
foreach (self::$_controller->sources as $source) {
$pieces[] = $source->getContent();
}
$content = implode($implodeSeparator, $pieces);
if ($defaultMinifier) {
self::$_controller->loadMinifier($defaultMinifier);
$content = call_user_func($defaultMinifier, $content, $defaultOptions);
}
} else {
// minify each source with its own options and minifier, then combine
foreach (self::$_controller->sources as $source) {
// process groups of sources with identical minifiers/options
$content = array();
$i = 0;
$l = count(self::$_controller->sources);
$groupToProcessTogether = array();
$lastMinifier = null;
$lastOptions = null;
do {
// get next source
$source = null;
if ($i < $l) {
$source = self::$_controller->sources[$i];
/* @var Minify_Source $source */
$sourceContent = $source->getContent();
// allow the source to override our minifier and options
$minifier = (null !== $source->minifier)
? $source->minifier
@@ -461,16 +512,40 @@ class Minify {
$options = (null !== $source->minifyOptions)
? array_merge($defaultOptions, $source->minifyOptions)
: $defaultOptions;
if ($minifier) {
self::$_controller->loadMinifier($minifier);
// get source content and minify it
$pieces[] = call_user_func($minifier, $source->getContent(), $options);
}
// do we need to process our group right now?
if ($i > 0 // yes, we have at least the first group populated
&& (
! $source // yes, we ran out of sources
|| $type === self::TYPE_CSS // yes, to process CSS individually (avoiding PCRE bugs/limits)
|| $minifier !== $lastMinifier // yes, minifier changed
|| $options !== $lastOptions) // yes, options changed
)
{
// minify previous sources with last settings
$imploded = implode($implodeSeparator, $groupToProcessTogether);
$groupToProcessTogether = array();
if ($lastMinifier) {
self::$_controller->loadMinifier($lastMinifier);
try {
$content[] = call_user_func($lastMinifier, $imploded, $lastOptions);
} catch (Exception $e) {
throw new Exception("Exception in minifier: " . $e->getMessage());
}
} else {
$pieces[] = $source->getContent();
$content[] = $imploded;
}
}
$content = implode($implodeSeparator, $pieces);
}
// add content to the group
if ($source) {
$groupToProcessTogether[] = $sourceContent;
$lastMinifier = $minifier;
$lastOptions = $options;
}
$i++;
} while ($source);
$content = implode($implodeSeparator, $content);
if ($type === self::TYPE_CSS && false !== strpos($content, '@import')) {
$content = self::_handleCssImports($content);
@@ -478,7 +553,7 @@ class Minify {
// do any post-processing (esp. for editing build URIs)
if (self::$_options['postprocessorRequire']) {
require_once self::$_options['postprocessorRequire'];/*noLibHook*/
require_once self::$_options['postprocessorRequire'];
}
if (self::$_options['postprocessor']) {
$content = call_user_func(self::$_options['postprocessor'], $content, $type);
@@ -491,28 +566,38 @@ class Minify {
*
* Any settings that could affect output are taken into consideration
*
* @param string $prefix
*
* @return string
*/
protected static function _getCacheId()
protected static function _getCacheId($prefix = 'minify')
{
return md5(serialize(array(
$name = preg_replace('/[^a-zA-Z0-9\\.=_,]/', '', self::$_controller->selectionId);
$name = preg_replace('/\\.+/', '.', $name);
$name = substr($name, 0, 200 - 34 - strlen($prefix));
$md5 = md5(serialize(array(
Minify_Source::getDigest(self::$_controller->sources)
,self::$_options['minifiers']
,self::$_options['minifierOptions']
,self::$_options['postprocessor']
,self::$_options['bubbleCssImports']
,self::VERSION
)));
return "{$prefix}_{$name}_{$md5}";
}
/**
* Bubble CSS @imports to the top or prepend a warning if an
* @import is detected not at the top.
* Bubble CSS @imports to the top or prepend a warning if an import is detected not at the top.
*
* @param string $css
*
* @return string
*/
protected static function _handleCssImports($css)
{
if (self::$_options['bubbleCssImports']) {
// bubble CSS imports
preg_match_all('/@import.*?;/', $css, $imports);
preg_match_all('/@import.*?;/', $css, $imports);
$css = implode('', $imports[0]) . preg_replace('/@import.*?;/', '', $css);
} else if ('' !== self::$importWarning) {
// remove comments so we don't mistake { in a comment as a block
+1 -1
View File
@@ -4,7 +4,7 @@
* @package Minify
*/
require_once 'Minify/Source.php';/*noLibHook*/
require_once 'Minify/Source.php';
/**
* Maintain a single last modification time for a group of Minify sources to
+33 -17
View File
@@ -26,6 +26,8 @@ class Minify_CSS {
* 'preserveComments': (default true) multi-line comments that begin
* with "/*!" will be preserved with newlines before and after to
* enhance readability.
*
* 'removeCharsets': (default true) remove all @charset at-rules
*
* 'prependRelativePath': (default null) if given, this string will be
* prepended to all relative URIs in import/url declarations
@@ -36,42 +38,56 @@ class Minify_CSS {
* the desired files. For this to work, the files *must* exist and be
* visible by the PHP process.
*
* 'symlinks': (default = array()) If the CSS file is stored in
* a symlink-ed directory, provide an array of link paths to
* target paths, where the link paths are within the document root. Because
* paths need to be normalized for this to work, use "//" to substitute
* the doc root in the link paths (the array keys). E.g.:
* <code>
* array('//symlink' => '/real/target/path') // unix
* array('//static' => 'D:\\staticStorage') // Windows
* 'symlinks': (default = array()) If the CSS file is stored in
* a symlink-ed directory, provide an array of link paths to
* target paths, where the link paths are within the document root. Because
* paths need to be normalized for this to work, use "//" to substitute
* the doc root in the link paths (the array keys). E.g.:
* <code>
* array('//symlink' => '/real/target/path') // unix
* array('//static' => 'D:\\staticStorage') // Windows
* </code>
*
* 'docRoot': (default = $_SERVER['DOCUMENT_ROOT'])
* see Minify_CSS_UriRewriter::rewrite
*
* @return string
*/
public static function minify($css, $options = array())
{
require_once 'Minify/CSS/Compressor.php';/*noLibHook*/
if (isset($options['preserveComments'])
&& !$options['preserveComments']) {
$options = array_merge(array(
'removeCharsets' => true,
'preserveComments' => true,
'currentDir' => null,
'docRoot' => $_SERVER['DOCUMENT_ROOT'],
'prependRelativePath' => null,
'symlinks' => array(),
), $options);
if ($options['removeCharsets']) {
$css = preg_replace('/@charset[^;]+;\\s*/', '', $css);
}
require_once 'Minify/CSS/Compressor.php';
if (! $options['preserveComments']) {
$css = Minify_CSS_Compressor::process($css, $options);
} else {
require_once 'Minify/CommentPreserver.php';/*noLibHook*/
require_once 'Minify/CommentPreserver.php';
$css = Minify_CommentPreserver::process(
$css
,array('Minify_CSS_Compressor', 'process')
,array($options)
);
}
if (! isset($options['currentDir']) && ! isset($options['prependRelativePath'])) {
if (! $options['currentDir'] && ! $options['prependRelativePath']) {
return $css;
}
require_once 'Minify/CSS/UriRewriter.php';/*noLibHook*/
if (isset($options['currentDir'])) {
require_once 'Minify/CSS/UriRewriter.php';
if ($options['currentDir']) {
return Minify_CSS_UriRewriter::rewrite(
$css
,$options['currentDir']
,isset($options['docRoot']) ? $options['docRoot'] : $_SERVER['DOCUMENT_ROOT']
,isset($options['symlinks']) ? $options['symlinks'] : array()
,$options['docRoot']
,$options['symlinks']
);
} else {
return Minify_CSS_UriRewriter::prepend(
+16 -17
View File
@@ -36,14 +36,14 @@ class Minify_CSS_Compressor {
}
/**
* @var array options
* @var array
*/
protected $_options = null;
/**
* @var bool Are we "in" a hack?
*
* I.e. are some browsers targetted until the next comment?
* Are we "in" a hack? I.e. are some browsers targetted until the next comment?
*
* @var bool
*/
protected $_inHack = false;
@@ -52,8 +52,6 @@ class Minify_CSS_Compressor {
* Constructor
*
* @param array $options (currently ignored)
*
* @return null
*/
private function __construct($options) {
$this->_options = $options;
@@ -108,7 +106,7 @@ class Minify_CSS_Compressor {
\\s*
:
\\s*
(\\b|[#\'"]) # 3 = first character of a value
(\\b|[#\'"-]) # 3 = first character of a value
/x', '$1$2:$3', $css);
// remove ws in selectors
@@ -236,15 +234,16 @@ class Minify_CSS_Compressor {
*/
protected function _fontFamilyCB($m)
{
$m[1] = preg_replace('/
\\s*
(
"[^"]+" # 1 = family in double qutoes
|\'[^\']+\' # or 1 = family in single quotes
|[\\w\\-]+ # or 1 = unquoted family
)
\\s*
/x', '$1', $m[1]);
return 'font-family:' . $m[1] . $m[2];
// Issue 210: must not eliminate WS between words in unquoted families
$pieces = preg_split('/(\'[^\']+\'|"[^"]+")/', $m[1], null, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
$out = 'font-family:';
while (null !== ($piece = array_shift($pieces))) {
if ($piece[0] !== '"' && $piece[0] !== "'") {
$piece = preg_replace('/\\s+/', ' ', $piece);
$piece = preg_replace('/\\s?,\\s?/', ',', $piece);
}
$out .= $piece;
}
return $out . $m[2];
}
}
+130 -90
View File
@@ -12,21 +12,15 @@
*/
class Minify_CSS_UriRewriter {
/**
* Defines which class to call as part of callbacks, change this
* if you extend Minify_CSS_UriRewriter
* @var string
*/
protected static $className = 'Minify_CSS_UriRewriter';
/**
* rewrite() and rewriteRelative() append debugging information here
*
* @var string
*/
public static $debugText = '';
/**
* Rewrite file relative URIs as root relative in CSS files
* In CSS content, rewrite file relative URIs as root relative
*
* @param string $css
*
@@ -83,7 +77,7 @@ class Minify_CSS_UriRewriter {
}
/**
* Prepend a path to relative URIs in CSS files
* In CSS content, prepend a path to relative URIs
*
* @param string $css
*
@@ -107,73 +101,8 @@ class Minify_CSS_UriRewriter {
return $css;
}
/**
* @var string directory of this stylesheet
*/
private static $_currentDir = '';
/**
* @var string DOC_ROOT
*/
private static $_docRoot = '';
/**
* @var array directory replacements to map symlink targets back to their
* source (within the document root) E.g. '/var/www/symlink' => '/var/realpath'
*/
private static $_symlinks = array();
/**
* @var string path to prepend
*/
private static $_prependPath = null;
private static function _trimUrls($css)
{
return preg_replace('/
url\\( # url(
\\s*
([^\\)]+?) # 1 = URI (assuming does not contain ")")
\\s*
\\) # )
/x', 'url($1)', $css);
}
private static function _processUriCB($m)
{
// $m matched either '/@import\\s+([\'"])(.*?)[\'"]/' or '/url\\(\\s*([^\\)\\s]+)\\s*\\)/'
$isImport = ($m[0][0] === '@');
// determine URI and the quote character (if any)
if ($isImport) {
$quoteChar = $m[1];
$uri = $m[2];
} else {
// $m[1] is either quoted or not
$quoteChar = ($m[1][0] === "'" || $m[1][0] === '"')
? $m[1][0]
: '';
$uri = ($quoteChar === '')
? $m[1]
: substr($m[1], 1, strlen($m[1]) - 2);
}
// analyze URI
if ('/' !== $uri[0] // root-relative
&& false === strpos($uri, '//') // protocol (non-data)
&& 0 !== strpos($uri, 'data:') // data protocol
) {
// URI is file-relative: rewrite depending on options
$uri = (self::$_prependPath !== null)
? (self::$_prependPath . $uri)
: self::rewriteRelative($uri, self::$_currentDir, self::$_docRoot, self::$_symlinks);
}
return $isImport
? "@import {$quoteChar}{$uri}{$quoteChar}"
: "url({$quoteChar}{$uri}{$quoteChar})";
}
/**
* Rewrite a file relative URI as root relative
* Get a root relative URI from a file relative URI
*
* <code>
* Minify_CSS_UriRewriter::rewriteRelative(
@@ -219,16 +148,16 @@ class Minify_CSS_UriRewriter {
self::$debugText .= "file-relative URI : {$uri}\n"
. "path prepended : {$path}\n";
// "unresolve" a symlink back to doc root
foreach ($symlinks as $link => $target) {
if (0 === strpos($path, $target)) {
// replace $target with $link
// "unresolve" a symlink back to doc root
foreach ($symlinks as $link => $target) {
if (0 === strpos($path, $target)) {
// replace $target with $link
$path = $link . substr($path, strlen($target));
self::$debugText .= "symlink unresolved : {$path}\n";
self::$debugText .= "symlink unresolved : {$path}\n";
break;
}
break;
}
}
// strip doc root
$path = substr($path, strlen($realDocRoot));
@@ -236,21 +165,39 @@ class Minify_CSS_UriRewriter {
self::$debugText .= "docroot stripped : {$path}\n";
// fix to root-relative URI
$uri = strtr($path, '/\\', '//');
// remove /./ and /../ where possible
$uri = str_replace('/./', '/', $uri);
// inspired by patch from Oleg Cherniy
do {
$uri = preg_replace('@/[^/]+/\\.\\./@', '/', $uri, 1, $changed);
} while ($changed);
$uri = self::removeDots($uri);
self::$debugText .= "traversals removed : {$uri}\n\n";
return $uri;
}
/**
* Remove instances of "./" and "../" where possible from a root-relative URI
*
* @param string $uri
*
* @return string
*/
public static function removeDots($uri)
{
$uri = str_replace('/./', '/', $uri);
// inspired by patch from Oleg Cherniy
do {
$uri = preg_replace('@/[^/]+/\\.\\./@', '/', $uri, 1, $changed);
} while ($changed);
return $uri;
}
/**
* Defines which class to call as part of callbacks, change this
* if you extend Minify_CSS_UriRewriter
*
* @var string
*/
protected static $className = 'Minify_CSS_UriRewriter';
/**
* Get realpath with any trailing slash removed. If realpath() fails,
* just remove the trailing slash.
@@ -267,4 +214,97 @@ class Minify_CSS_UriRewriter {
}
return rtrim($path, '/\\');
}
/**
* Directory of this stylesheet
*
* @var string
*/
private static $_currentDir = '';
/**
* DOC_ROOT
*
* @var string
*/
private static $_docRoot = '';
/**
* directory replacements to map symlink targets back to their
* source (within the document root) E.g. '/var/www/symlink' => '/var/realpath'
*
* @var array
*/
private static $_symlinks = array();
/**
* Path to prepend
*
* @var string
*/
private static $_prependPath = null;
/**
* @param string $css
*
* @return string
*/
private static function _trimUrls($css)
{
return preg_replace('/
url\\( # url(
\\s*
([^\\)]+?) # 1 = URI (assuming does not contain ")")
\\s*
\\) # )
/x', 'url($1)', $css);
}
/**
* @param array $m
*
* @return string
*/
private static function _processUriCB($m)
{
// $m matched either '/@import\\s+([\'"])(.*?)[\'"]/' or '/url\\(\\s*([^\\)\\s]+)\\s*\\)/'
$isImport = ($m[0][0] === '@');
// determine URI and the quote character (if any)
if ($isImport) {
$quoteChar = $m[1];
$uri = $m[2];
} else {
// $m[1] is either quoted or not
$quoteChar = ($m[1][0] === "'" || $m[1][0] === '"')
? $m[1][0]
: '';
$uri = ($quoteChar === '')
? $m[1]
: substr($m[1], 1, strlen($m[1]) - 2);
}
// analyze URI
if ('/' !== $uri[0] // root-relative
&& false === strpos($uri, '//') // protocol (non-data)
&& 0 !== strpos($uri, 'data:') // data protocol
) {
// URI is file-relative: rewrite depending on options
if (self::$_prependPath === null) {
$uri = self::rewriteRelative($uri, self::$_currentDir, self::$_docRoot, self::$_symlinks);
} else {
$uri = self::$_prependPath . $uri;
if ($uri[0] === '/') {
$root = '';
$rootRelative = $uri;
$uri = $root . self::removeDots($rootRelative);
} elseif (preg_match('@^((https?\:)?//([^/]+))/@', $uri, $m) && (false !== strpos($m[3], '.'))) {
$root = $m[1];
$rootRelative = substr($uri, strlen($root));
$uri = $root . self::removeDots($rootRelative);
}
}
}
return $isImport
? "@import {$quoteChar}{$uri}{$quoteChar}"
: "url({$quoteChar}{$uri}{$quoteChar})";
}
}
+6 -3
View File
@@ -54,9 +54,12 @@ class Minify_Cache_APC {
*/
public function getSize($id)
{
return $this->_fetch($id)
? strlen($this->_data)
: false;
if (! $this->_fetch($id)) {
return false;
}
return (function_exists('mb_strlen') && ((int)ini_get('mbstring.func_overload') & 2))
? mb_strlen($this->_data, '8bit')
: strlen($this->_data);
}
/**
+106 -36
View File
@@ -9,13 +9,12 @@ class Minify_Cache_File {
public function __construct($path = '', $fileLocking = false)
{
if (! $path) {
require_once 'Solar/Dir.php';/*noLibHook*/
$path = rtrim(Solar_Dir::tmp(), DIRECTORY_SEPARATOR);
}
$path = self::tmp();
}
$this->_locking = $fileLocking;
$this->_path = $path;
}
/**
* Write data to cache.
*
@@ -27,20 +26,19 @@ class Minify_Cache_File {
*/
public function store($id, $data)
{
$flag = $this->_locking
? LOCK_EX
: null;
if (is_file($this->_path . '/' . $id)) {
@unlink($this->_path . '/' . $id);
}
if (! @file_put_contents($this->_path . '/' . $id, $data, $flag)) {
return false;
$flag = $this->_locking
? LOCK_EX
: null;
$file = $this->_path . '/' . $id;
if (! @file_put_contents($file, $data, $flag)) {
$this->_log("Minify_Cache_File: Write failed to '$file'");
}
// write control
if ($data !== $this->fetch($id)) {
@unlink($file);
$this->_log("Minify_Cache_File: Post-write read failed for '$file'");
return false;
}
// write control
if ($data !== $this->fetch($id)) {
@unlink($file);
return false;
}
return true;
}
@@ -78,15 +76,15 @@ class Minify_Cache_File {
*/
public function display($id)
{
if ($this->_locking) {
$fp = fopen($this->_path . '/' . $id, 'rb');
flock($fp, LOCK_SH);
fpassthru($fp);
flock($fp, LOCK_UN);
fclose($fp);
} else {
readfile($this->_path . '/' . $id);
}
if ($this->_locking) {
$fp = fopen($this->_path . '/' . $id, 'rb');
flock($fp, LOCK_SH);
fpassthru($fp);
flock($fp, LOCK_UN);
fclose($fp);
} else {
readfile($this->_path . '/' . $id);
}
}
/**
@@ -98,15 +96,15 @@ class Minify_Cache_File {
*/
public function fetch($id)
{
if ($this->_locking) {
$fp = fopen($this->_path . '/' . $id, 'rb');
flock($fp, LOCK_SH);
$ret = stream_get_contents($fp);
flock($fp, LOCK_UN);
fclose($fp);
return $ret;
} else {
return file_get_contents($this->_path . '/' . $id);
if ($this->_locking) {
$fp = fopen($this->_path . '/' . $id, 'rb');
flock($fp, LOCK_SH);
$ret = stream_get_contents($fp);
flock($fp, LOCK_UN);
fclose($fp);
return $ret;
} else {
return file_get_contents($this->_path . '/' . $id);
}
}
@@ -119,7 +117,79 @@ class Minify_Cache_File {
{
return $this->_path;
}
/**
* Get a usable temp directory
*
* Adapted from Solar/Dir.php
* @author Paul M. Jones <pmjones@solarphp.com>
* @license http://opensource.org/licenses/bsd-license.php BSD
* @link http://solarphp.com/trac/core/browser/trunk/Solar/Dir.php
*
* @return string
*/
public static function tmp()
{
static $tmp = null;
if (! $tmp) {
$tmp = function_exists('sys_get_temp_dir')
? sys_get_temp_dir()
: self::_tmp();
$tmp = rtrim($tmp, DIRECTORY_SEPARATOR);
}
return $tmp;
}
/**
* Returns the OS-specific directory for temporary files
*
* @author Paul M. Jones <pmjones@solarphp.com>
* @license http://opensource.org/licenses/bsd-license.php BSD
* @link http://solarphp.com/trac/core/browser/trunk/Solar/Dir.php
*
* @return string
*/
protected static function _tmp()
{
// non-Windows system?
if (strtolower(substr(PHP_OS, 0, 3)) != 'win') {
$tmp = empty($_ENV['TMPDIR']) ? getenv('TMPDIR') : $_ENV['TMPDIR'];
if ($tmp) {
return $tmp;
} else {
return '/tmp';
}
}
// Windows 'TEMP'
$tmp = empty($_ENV['TEMP']) ? getenv('TEMP') : $_ENV['TEMP'];
if ($tmp) {
return $tmp;
}
// Windows 'TMP'
$tmp = empty($_ENV['TMP']) ? getenv('TMP') : $_ENV['TMP'];
if ($tmp) {
return $tmp;
}
// Windows 'windir'
$tmp = empty($_ENV['windir']) ? getenv('windir') : $_ENV['windir'];
if ($tmp) {
return $tmp;
}
// final fallback for Windows
return getenv('SystemRoot') . '\\temp';
}
/**
* Send message to the Minify logger
* @param string $msg
* @return null
*/
protected function _log($msg)
{
require_once 'Minify/Logger.php';
Minify_Logger::log($msg);
}
private $_path = null;
private $_locking = null;
private $_locking = null;
}
@@ -60,9 +60,12 @@ class Minify_Cache_Memcache {
*/
public function getSize($id)
{
return $this->_fetch($id)
? strlen($this->_data)
: false;
if (! $this->_fetch($id)) {
return false;
}
return (function_exists('mb_strlen') && ((int)ini_get('mbstring.func_overload') & 2))
? mb_strlen($this->_data, '8bit')
: strlen($this->_data);
}
/**
@@ -30,8 +30,7 @@ class Minify_CommentPreserver {
* Process a string outside of C-style comments that begin with "/*!"
*
* On each non-empty string outside these comments, the given processor
* function will be called. The first "!" will be removed from the
* preserved comments, and the comments will be surrounded by
* function will be called. The comments will be surrounded by
* Minify_CommentPreserver::$preprend and Minify_CommentPreserver::$append.
*
* @param string $content
@@ -65,7 +64,7 @@ class Minify_CommentPreserver {
* @param string $in input
*
* @return array 3 elements are returned. If a YUI comment is found, the
* 2nd element is the comment and the 1st and 2nd are the surrounding
* 2nd element is the comment and the 1st and 3rd are the surrounding
* strings. If no comment is found, the entire string is returned as the
* 1st element and the other two are false.
*/
@@ -79,7 +78,7 @@ class Minify_CommentPreserver {
}
$ret = array(
substr($in, 0, $start)
,self::$prepend . '/*' . substr($in, $start + 3, $end - $start - 1) . self::$append
,self::$prepend . '/*!' . substr($in, $start + 3, $end - $start - 1) . self::$append
);
$endChars = (strlen($in) - $end - 2);
$ret[] = (0 === $endChars)
@@ -27,7 +27,7 @@ abstract class Minify_Controller_Base {
*
* @param array $options controller and Minify options
*
* return array $options Minify::serve options
* @return array $options Minify::serve options
*/
abstract public function setupSources($options);
@@ -52,15 +52,16 @@ abstract class Minify_Controller_Base {
,'quiet' => false // serve() will send headers and output
,'debug' => false
// if you override this, the response code MUST be directly after
// if you override these, the response codes MUST be directly after
// the first space.
,'badRequestHeader' => 'HTTP/1.0 400 Bad Request'
,'errorHeader' => 'HTTP/1.0 500 Internal Server Error'
// callback function to see/modify content of all sources
,'postprocessor' => null
// file to require to load preprocessor
,'postprocessorRequire' => null
);/*noLibHook*/
);
}
/**
@@ -100,7 +101,7 @@ abstract class Minify_Controller_Base {
&& is_string($minifierCallback[0])
&& !class_exists($minifierCallback[0], false)) {
require str_replace('_', '/', $minifierCallback[0]) . '.php';/*noLibHook*/
require str_replace('_', '/', $minifierCallback[0]) . '.php';
}
}
@@ -117,6 +118,8 @@ abstract class Minify_Controller_Base {
* be in subdirectories of these directories.
*
* @return bool file is safe
*
* @deprecated use checkAllowDirs, checkNotHidden instead
*/
public static function _fileIsSafe($file, $safeDirs)
{
@@ -134,15 +137,58 @@ abstract class Minify_Controller_Base {
list($revExt) = explode('.', strrev($base));
return in_array(strrev($revExt), array('js', 'css', 'html', 'txt'));
}
/**
* @var array instances of Minify_Source, which provide content and
* any individual minification needs.
* @param string $file
* @param array $allowDirs
* @param string $uri
* @return bool
* @throws Exception
*/
public static function checkAllowDirs($file, $allowDirs, $uri)
{
foreach ((array)$allowDirs as $allowDir) {
if (strpos($file, $allowDir) === 0) {
return true;
}
}
throw new Exception("File '$file' is outside \$allowDirs. If the path is"
. " resolved via an alias/symlink, look into the \$min_symlinks option."
. " E.g. \$min_symlinks['/" . dirname($uri) . "'] = '" . dirname($file) . "';");
}
/**
* @param string $file
* @throws Exception
*/
public static function checkNotHidden($file)
{
$b = basename($file);
if (0 === strpos($b, '.')) {
throw new Exception("Filename '$b' starts with period (may be hidden)");
}
}
/**
* instances of Minify_Source, which provide content and any individual minification needs.
*
* @var array
*
* @see Minify_Source
*/
public $sources = array();
/**
* Short name to place inside cache id
*
* The setupSources() method may choose to set this, making it easier to
* recognize a particular set of sources/settings in the cache folder. It
* will be filtered and truncated to make the final cache id <= 250 bytes.
*
* @var string
*/
public $selectionId = '';
/**
* Mix in default controller options with user-given options
*
@@ -192,11 +238,13 @@ abstract class Minify_Controller_Base {
/**
* Send message to the Minify logger
*
* @param string $msg
*
* @return null
*/
protected function log($msg) {
require_once 'Minify/Logger.php';/*noLibHook*/
public function log($msg) {
require_once 'Minify/Logger.php';
Minify_Logger::log($msg);
}
}
@@ -4,7 +4,7 @@
* @package Minify
*/
require_once 'Minify/Controller/Base.php';/*noLibHook*/
require_once 'Minify/Controller/Base.php';
/**
* Controller class for minifying a set of files
@@ -4,7 +4,7 @@
* @package Minify
*/
require_once 'Minify/Controller/Base.php';/*noLibHook*/
require_once 'Minify/Controller/Base.php';
/**
* Controller class for serving predetermined groups of minimized sets, selected
@@ -34,12 +34,11 @@ class Minify_Controller_Groups extends Minify_Controller_Base {
* Set up groups of files as sources
*
* @param array $options controller and Minify options
* @return array Minify options
*
* Controller options:
*
*
* 'groups': (required) array mapping PATH_INFO strings to arrays
* of complete file paths. @see Minify_Controller_Groups
* of complete file paths. @see Minify_Controller_Groups
*
* @return array Minify options
*/
public function setupSources($options) {
// strip controller options
@@ -4,7 +4,7 @@
* @package Minify
*/
require_once 'Minify/Controller/Base.php';/*noLibHook*/
require_once 'Minify/Controller/Base.php';
/**
* Controller class for requests to /min/index.php
@@ -18,8 +18,8 @@ class Minify_Controller_MinApp extends Minify_Controller_Base {
* Set up groups of files as sources
*
* @param array $options controller and Minify options
*
* @return array Minify options
*
*/
public function setupSources($options) {
// filter controller options
@@ -28,64 +28,94 @@ class Minify_Controller_MinApp extends Minify_Controller_Base {
'allowDirs' => '//'
,'groupsOnly' => false
,'groups' => array()
,'maxFiles' => 10
,'noMinPattern' => '@[-\\.]min\\.(?:js|css)$@i' // matched against basename
)
,(isset($options['minApp']) ? $options['minApp'] : array())
);
unset($options['minApp']);
$sources = array();
$this->selectionId = '';
$firstMissingResource = null;
if (isset($_GET['g'])) {
// try groups
if (! isset($cOptions['groups'][$_GET['g']])) {
$this->log("A group configuration for \"{$_GET['g']}\" was not set");
// add group(s)
$this->selectionId .= 'g=' . $_GET['g'];
$keys = explode(',', $_GET['g']);
if ($keys != array_unique($keys)) {
$this->log("Duplicate group key found.");
return $options;
}
$files = $cOptions['groups'][$_GET['g']];
// if $files is a single object, casting will break it
if (is_object($files)) {
$files = array($files);
} elseif (! is_array($files)) {
$files = (array)$files;
}
foreach ($files as $file) {
if ($file instanceof Minify_Source) {
$sources[] = $file;
continue;
}
if (0 === strpos($file, '//')) {
$file = $_SERVER['DOCUMENT_ROOT'] . substr($file, 1);
}
$file = realpath($file);
if (is_file($file)) {
$sources[] = new Minify_Source(array(
'filepath' => $file
));
} else {
$this->log("The path \"{$file}\" could not be found (or was not a file)");
$keys = explode(',', $_GET['g']);
foreach ($keys as $key) {
if (! isset($cOptions['groups'][$key])) {
$this->log("A group configuration for \"{$key}\" was not found");
return $options;
}
$files = $cOptions['groups'][$key];
// if $files is a single object, casting will break it
if (is_object($files)) {
$files = array($files);
} elseif (! is_array($files)) {
$files = (array)$files;
}
foreach ($files as $file) {
if ($file instanceof Minify_Source) {
$sources[] = $file;
continue;
}
if (0 === strpos($file, '//')) {
$file = $_SERVER['DOCUMENT_ROOT'] . substr($file, 1);
}
$realpath = realpath($file);
if ($realpath && is_file($realpath)) {
$sources[] = $this->_getFileSource($realpath, $cOptions);
} else {
$this->log("The path \"{$file}\" (realpath \"{$realpath}\") could not be found (or was not a file)");
if (null === $firstMissingResource) {
$firstMissingResource = basename($file);
continue;
} else {
$secondMissingResource = basename($file);
$this->log("More than one file was missing: '$firstMissingResource', '$secondMissingResource'");
return $options;
}
}
}
if ($sources) {
try {
$this->checkType($sources[0]);
} catch (Exception $e) {
$this->log($e->getMessage());
return $options;
}
}
}
} elseif (! $cOptions['groupsOnly'] && isset($_GET['f'])) {
}
if (! $cOptions['groupsOnly'] && isset($_GET['f'])) {
// try user files
// The following restrictions are to limit the URLs that minify will
// respond to. Ideally there should be only one way to reference a file.
// respond to.
if (// verify at least one file, files are single comma separated,
// and are all same extension
! preg_match('/^[^,]+\\.(css|js)(?:,[^,]+\\.\\1)*$/', $_GET['f'])
! preg_match('/^[^,]+\\.(css|js)(?:,[^,]+\\.\\1)*$/', $_GET['f'], $m)
// no "//"
|| strpos($_GET['f'], '//') !== false
// no "\"
|| strpos($_GET['f'], '\\') !== false
// no "./"
|| preg_match('/(?:^|[^\\.])\\.\\//', $_GET['f'])
) {
$this->log("GET param 'f' invalid (see MinApp.php line 63)");
$this->log("GET param 'f' was invalid");
return $options;
}
$ext = ".{$m[1]}";
try {
$this->checkType($m[1]);
} catch (Exception $e) {
$this->log($e->getMessage());
return $options;
}
$files = explode(',', $_GET['f']);
if (count($files) > $cOptions['maxFiles'] || $files != array_unique($files)) {
$this->log("Too many or duplicate files specified");
if ($files != array_unique($files)) {
$this->log("Duplicate files were specified");
return $options;
}
if (isset($_GET['b'])) {
@@ -96,7 +126,7 @@ class Minify_Controller_MinApp extends Minify_Controller_Base {
// valid base
$base = "/{$_GET['b']}/";
} else {
$this->log("GET param 'b' invalid (see MinApp.php line 84)");
$this->log("GET param 'b' was invalid");
return $options;
}
} else {
@@ -106,27 +136,96 @@ class Minify_Controller_MinApp extends Minify_Controller_Base {
foreach ((array)$cOptions['allowDirs'] as $allowDir) {
$allowDirs[] = realpath(str_replace('//', $_SERVER['DOCUMENT_ROOT'] . '/', $allowDir));
}
$basenames = array(); // just for cache id
foreach ($files as $file) {
$path = $_SERVER['DOCUMENT_ROOT'] . $base . $file;
$file = realpath($path);
if (false === $file) {
$this->log("Path \"{$path}\" failed realpath()");
return $options;
} elseif (! parent::_fileIsSafe($file, $allowDirs)) {
$this->log("Path \"{$path}\" failed Minify_Controller_Base::_fileIsSafe()");
return $options;
} else {
$sources[] = new Minify_Source(array(
'filepath' => $file
));
$uri = $base . $file;
$path = $_SERVER['DOCUMENT_ROOT'] . $uri;
$realpath = realpath($path);
if (false === $realpath || ! is_file($realpath)) {
$this->log("The path \"{$path}\" (realpath \"{$realpath}\") could not be found (or was not a file)");
if (null === $firstMissingResource) {
$firstMissingResource = $uri;
continue;
} else {
$secondMissingResource = $uri;
$this->log("More than one file was missing: '$firstMissingResource', '$secondMissingResource`'");
return $options;
}
}
try {
parent::checkNotHidden($realpath);
parent::checkAllowDirs($realpath, $allowDirs, $uri);
} catch (Exception $e) {
$this->log($e->getMessage());
return $options;
}
$sources[] = $this->_getFileSource($realpath, $cOptions);
$basenames[] = basename($realpath, $ext);
}
if ($this->selectionId) {
$this->selectionId .= '_f=';
}
$this->selectionId .= implode(',', $basenames) . $ext;
}
if ($sources) {
if (null !== $firstMissingResource) {
array_unshift($sources, new Minify_Source(array(
'id' => 'missingFile'
// should not cause cache invalidation
,'lastModified' => 0
// due to caching, filename is unreliable.
,'content' => "/* Minify: at least one missing file. See " . Minify::URL_DEBUG . " */\n"
,'minifier' => ''
)));
}
$this->sources = $sources;
} else {
$this->log("No sources to serve");
}
return $options;
}
/**
* @param string $file
*
* @param array $cOptions
*
* @return Minify_Source
*/
protected function _getFileSource($file, $cOptions)
{
$spec['filepath'] = $file;
if ($cOptions['noMinPattern']
&& preg_match($cOptions['noMinPattern'], basename($file))) {
$spec['minifier'] = '';
}
return new Minify_Source($spec);
}
protected $_type = null;
/**
* Make sure that only source files of a single type are registered
*
* @param string $sourceOrExt
*
* @throws Exception
*/
public function checkType($sourceOrExt)
{
if ($sourceOrExt === 'js') {
$type = Minify::TYPE_JS;
} elseif ($sourceOrExt === 'css') {
$type = Minify::TYPE_CSS;
} elseif ($sourceOrExt->contentType !== null) {
$type = $sourceOrExt->contentType;
} else {
return;
}
if ($this->_type === null) {
$this->_type = $type;
} elseif ($this->_type !== $type) {
throw new Exception('Content-Type mismatch');
}
}
}
@@ -4,7 +4,7 @@
* @package Minify
*/
require_once 'Minify/Controller/Base.php';/*noLibHook*/
require_once 'Minify/Controller/Base.php';
/**
* Controller class for serving a single HTML page
@@ -40,14 +40,19 @@ class Minify_Controller_Page extends Minify_Controller_Base {
$sourceSpec = array(
'filepath' => $options['file']
);
$f = $options['file'];
} else {
// strip controller options
$sourceSpec = array(
'content' => $options['content']
,'id' => $options['id']
);
$f = $options['id'];
unset($options['content'], $options['id']);
}
// something like "builder,index.php" or "directory,file.html"
$this->selectionId = strtr(substr($f, 1 + strlen(dirname(dirname($f)))), '/\\', ',,');
if (isset($options['minifyAll'])) {
// this will be the 2nd argument passed to Minify_HTML::minify()
$sourceSpec['minifyOptions'] = array(
@@ -73,8 +78,8 @@ class Minify_Controller_Page extends Minify_Controller_Base {
if ($this->_loadCssJsMinifiers) {
// Minify will not call for these so we must manually load
// them when Minify/HTML.php is called for.
require_once 'Minify/CSS.php';/*noLibHook*/
require_once 'JSMin.php';/*noLibHook*/
require_once 'Minify/CSS.php';
require_once 'JSMin.php';
}
parent::loadMinifier($minifierCallback); // load Minify/HTML.php
}
@@ -4,10 +4,10 @@
* @package Minify
*/
require_once 'Minify/Controller/Base.php';/*noLibHook*/
require_once 'Minify/Controller/Base.php';
/**
* Controller class for emulating version 1 of minify.php
* Controller class for emulating version 1 of minify.php (mostly a proof-of-concept)
*
* <code>
* Minify::serve('Version1');
+246 -245
View File
@@ -1,245 +1,246 @@
<?php
/**
* Class Minify_HTML
* @package Minify
*/
/**
* Compress HTML
*
* This is a heavy regex-based removal of whitespace, unnecessary comments and
* tokens. IE conditional comments are preserved. There are also options to have
* STYLE and SCRIPT blocks compressed by callback functions.
*
* A test suite is available.
*
* @package Minify
* @author Stephen Clay <steve@mrclay.org>
*/
class Minify_HTML {
/**
* "Minify" an HTML page
*
* @param string $html
*
* @param array $options
*
* 'cssMinifier' : (optional) callback function to process content of STYLE
* elements.
*
* 'jsMinifier' : (optional) callback function to process content of SCRIPT
* elements. Note: the type attribute is ignored.
*
* 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
* unset, minify will sniff for an XHTML doctype.
*
* @return string
*/
public static function minify($html, $options = array()) {
$min = new Minify_HTML($html, $options);
return $min->process();
}
/**
* Create a minifier object
*
* @param string $html
*
* @param array $options
*
* 'cssMinifier' : (optional) callback function to process content of STYLE
* elements.
*
* 'jsMinifier' : (optional) callback function to process content of SCRIPT
* elements. Note: the type attribute is ignored.
*
* 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
* unset, minify will sniff for an XHTML doctype.
*
* @return null
*/
public function __construct($html, $options = array())
{
$this->_html = str_replace("\r\n", "\n", trim($html));
if (isset($options['xhtml'])) {
$this->_isXhtml = (bool)$options['xhtml'];
}
if (isset($options['cssMinifier'])) {
$this->_cssMinifier = $options['cssMinifier'];
}
if (isset($options['jsMinifier'])) {
$this->_jsMinifier = $options['jsMinifier'];
}
}
/**
* Minify the markeup given in the constructor
*
* @return string
*/
public function process()
{
if ($this->_isXhtml === null) {
$this->_isXhtml = (false !== strpos($this->_html, '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML'));
}
$this->_replacementHash = 'MINIFYHTML' . md5($_SERVER['REQUEST_TIME']);
$this->_placeholders = array();
// replace SCRIPTs (and minify) with placeholders
$this->_html = preg_replace_callback(
'/(\\s*)(<script\\b[^>]*?>)([\\s\\S]*?)<\\/script>(\\s*)/i'
,array($this, '_removeScriptCB')
,$this->_html);
// replace STYLEs (and minify) with placeholders
$this->_html = preg_replace_callback(
'/\\s*(<style\\b[^>]*?>)([\\s\\S]*?)<\\/style>\\s*/i'
,array($this, '_removeStyleCB')
,$this->_html);
// remove HTML comments (not containing IE conditional comments).
$this->_html = preg_replace_callback(
'/<!--([\\s\\S]*?)-->/'
,array($this, '_commentCB')
,$this->_html);
// replace PREs with placeholders
$this->_html = preg_replace_callback('/\\s*(<pre\\b[^>]*?>[\\s\\S]*?<\\/pre>)\\s*/i'
,array($this, '_removePreCB')
,$this->_html);
// replace TEXTAREAs with placeholders
$this->_html = preg_replace_callback(
'/\\s*(<textarea\\b[^>]*?>[\\s\\S]*?<\\/textarea>)\\s*/i'
,array($this, '_removeTextareaCB')
,$this->_html);
// trim each line.
// @todo take into account attribute values that span multiple lines.
$this->_html = preg_replace('/^\\s+|\\s+$/m', '', $this->_html);
// remove ws around block/undisplayed elements
$this->_html = preg_replace('/\\s+(<\\/?(?:area|base(?:font)?|blockquote|body'
.'|caption|center|cite|col(?:group)?|dd|dir|div|dl|dt|fieldset|form'
.'|frame(?:set)?|h[1-6]|head|hr|html|legend|li|link|map|menu|meta'
.'|ol|opt(?:group|ion)|p|param|t(?:able|body|head|d|h||r|foot|itle)'
.'|ul)\\b[^>]*>)/i', '$1', $this->_html);
// remove ws outside of all elements
$this->_html = preg_replace_callback(
'/>([^<]+)</'
,array($this, '_outsideTagCB')
,$this->_html);
// use newlines before 1st attribute in open tags (to limit line lengths)
$this->_html = preg_replace('/(<[a-z\\-]+)\\s+([^>]+>)/i', "$1\n$2", $this->_html);
// fill placeholders
$this->_html = str_replace(
array_keys($this->_placeholders)
,array_values($this->_placeholders)
,$this->_html
);
return $this->_html;
}
protected function _commentCB($m)
{
return (0 === strpos($m[1], '[') || false !== strpos($m[1], '<!['))
? $m[0]
: '';
}
protected function _reservePlace($content)
{
$placeholder = '%' . $this->_replacementHash . count($this->_placeholders) . '%';
$this->_placeholders[$placeholder] = $content;
return $placeholder;
}
protected $_isXhtml = null;
protected $_replacementHash = null;
protected $_placeholders = array();
protected $_cssMinifier = null;
protected $_jsMinifier = null;
protected function _outsideTagCB($m)
{
return '>' . preg_replace('/^\\s+|\\s+$/', ' ', $m[1]) . '<';
}
protected function _removePreCB($m)
{
return $this->_reservePlace($m[1]);
}
protected function _removeTextareaCB($m)
{
return $this->_reservePlace($m[1]);
}
protected function _removeStyleCB($m)
{
$openStyle = $m[1];
$css = $m[2];
// remove HTML comments
$css = preg_replace('/(?:^\\s*<!--|-->\\s*$)/', '', $css);
// remove CDATA section markers
$css = $this->_removeCdata($css);
// minify
$minifier = $this->_cssMinifier
? $this->_cssMinifier
: 'trim';
$css = call_user_func($minifier, $css);
return $this->_reservePlace($this->_needsCdata($css)
? "{$openStyle}/*<![CDATA[*/{$css}/*]]>*/</style>"
: "{$openStyle}{$css}</style>"
);
}
protected function _removeScriptCB($m)
{
$openScript = $m[2];
$js = $m[3];
// whitespace surrounding? preserve at least one space
$ws1 = ($m[1] === '') ? '' : ' ';
$ws2 = ($m[4] === '') ? '' : ' ';
// remove HTML comments (and ending "//" if present)
$js = preg_replace('/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $js);
// remove CDATA section markers
$js = $this->_removeCdata($js);
// minify
$minifier = $this->_jsMinifier
? $this->_jsMinifier
: 'trim';
$js = call_user_func($minifier, $js);
return $this->_reservePlace($this->_needsCdata($js)
? "{$ws1}{$openScript}/*<![CDATA[*/{$js}/*]]>*/</script>{$ws2}"
: "{$ws1}{$openScript}{$js}</script>{$ws2}"
);
}
protected function _removeCdata($str)
{
return (false !== strpos($str, '<![CDATA['))
? str_replace(array('<![CDATA[', ']]>'), '', $str)
: $str;
}
protected function _needsCdata($str)
{
return ($this->_isXhtml && preg_match('/(?:[<&]|\\-\\-|\\]\\]>)/', $str));
}
}
<?php
/**
* Class Minify_HTML
* @package Minify
*/
/**
* Compress HTML
*
* This is a heavy regex-based removal of whitespace, unnecessary comments and
* tokens. IE conditional comments are preserved. There are also options to have
* STYLE and SCRIPT blocks compressed by callback functions.
*
* A test suite is available.
*
* @package Minify
* @author Stephen Clay <steve@mrclay.org>
*/
class Minify_HTML {
/**
* "Minify" an HTML page
*
* @param string $html
*
* @param array $options
*
* 'cssMinifier' : (optional) callback function to process content of STYLE
* elements.
*
* 'jsMinifier' : (optional) callback function to process content of SCRIPT
* elements. Note: the type attribute is ignored.
*
* 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
* unset, minify will sniff for an XHTML doctype.
*
* @return string
*/
public static function minify($html, $options = array()) {
$min = new Minify_HTML($html, $options);
return $min->process();
}
/**
* Create a minifier object
*
* @param string $html
*
* @param array $options
*
* 'cssMinifier' : (optional) callback function to process content of STYLE
* elements.
*
* 'jsMinifier' : (optional) callback function to process content of SCRIPT
* elements. Note: the type attribute is ignored.
*
* 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
* unset, minify will sniff for an XHTML doctype.
*
* @return null
*/
public function __construct($html, $options = array())
{
$this->_html = str_replace("\r\n", "\n", trim($html));
if (isset($options['xhtml'])) {
$this->_isXhtml = (bool)$options['xhtml'];
}
if (isset($options['cssMinifier'])) {
$this->_cssMinifier = $options['cssMinifier'];
}
if (isset($options['jsMinifier'])) {
$this->_jsMinifier = $options['jsMinifier'];
}
}
/**
* Minify the markeup given in the constructor
*
* @return string
*/
public function process()
{
if ($this->_isXhtml === null) {
$this->_isXhtml = (false !== strpos($this->_html, '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML'));
}
$this->_replacementHash = 'MINIFYHTML' . md5($_SERVER['REQUEST_TIME']);
$this->_placeholders = array();
// replace SCRIPTs (and minify) with placeholders
$this->_html = preg_replace_callback(
'/(\\s*)<script(\\b[^>]*?>)([\\s\\S]*?)<\\/script>(\\s*)/i'
,array($this, '_removeScriptCB')
,$this->_html);
// replace STYLEs (and minify) with placeholders
$this->_html = preg_replace_callback(
'/\\s*<style(\\b[^>]*>)([\\s\\S]*?)<\\/style>\\s*/i'
,array($this, '_removeStyleCB')
,$this->_html);
// remove HTML comments (not containing IE conditional comments).
$this->_html = preg_replace_callback(
'/<!--([\\s\\S]*?)-->/'
,array($this, '_commentCB')
,$this->_html);
// replace PREs with placeholders
$this->_html = preg_replace_callback('/\\s*<pre(\\b[^>]*?>[\\s\\S]*?<\\/pre>)\\s*/i'
,array($this, '_removePreCB')
,$this->_html);
// replace TEXTAREAs with placeholders
$this->_html = preg_replace_callback(
'/\\s*<textarea(\\b[^>]*?>[\\s\\S]*?<\\/textarea>)\\s*/i'
,array($this, '_removeTextareaCB')
,$this->_html);
// trim each line.
// @todo take into account attribute values that span multiple lines.
$this->_html = preg_replace('/^\\s+|\\s+$/m', '', $this->_html);
// remove ws around block/undisplayed elements
$this->_html = preg_replace('/\\s+(<\\/?(?:area|base(?:font)?|blockquote|body'
.'|caption|center|cite|col(?:group)?|dd|dir|div|dl|dt|fieldset|form'
.'|frame(?:set)?|h[1-6]|head|hr|html|legend|li|link|map|menu|meta'
.'|ol|opt(?:group|ion)|p|param|t(?:able|body|head|d|h||r|foot|itle)'
.'|ul)\\b[^>]*>)/i', '$1', $this->_html);
// remove ws outside of all elements
$this->_html = preg_replace(
'/>(\\s(?:\\s*))?([^<]+)(\\s(?:\s*))?</'
,'>$1$2$3<'
,$this->_html);
// use newlines before 1st attribute in open tags (to limit line lengths)
$this->_html = preg_replace('/(<[a-z\\-]+)\\s+([^>]+>)/i', "$1\n$2", $this->_html);
// fill placeholders
$this->_html = str_replace(
array_keys($this->_placeholders)
,array_values($this->_placeholders)
,$this->_html
);
// issue 229: multi-pass to catch scripts that didn't get replaced in textareas
$this->_html = str_replace(
array_keys($this->_placeholders)
,array_values($this->_placeholders)
,$this->_html
);
return $this->_html;
}
protected function _commentCB($m)
{
return (0 === strpos($m[1], '[') || false !== strpos($m[1], '<!['))
? $m[0]
: '';
}
protected function _reservePlace($content)
{
$placeholder = '%' . $this->_replacementHash . count($this->_placeholders) . '%';
$this->_placeholders[$placeholder] = $content;
return $placeholder;
}
protected $_isXhtml = null;
protected $_replacementHash = null;
protected $_placeholders = array();
protected $_cssMinifier = null;
protected $_jsMinifier = null;
protected function _removePreCB($m)
{
return $this->_reservePlace("<pre{$m[1]}");
}
protected function _removeTextareaCB($m)
{
return $this->_reservePlace("<textarea{$m[1]}");
}
protected function _removeStyleCB($m)
{
$openStyle = "<style{$m[1]}";
$css = $m[2];
// remove HTML comments
$css = preg_replace('/(?:^\\s*<!--|-->\\s*$)/', '', $css);
// remove CDATA section markers
$css = $this->_removeCdata($css);
// minify
$minifier = $this->_cssMinifier
? $this->_cssMinifier
: 'trim';
$css = call_user_func($minifier, $css);
return $this->_reservePlace($this->_needsCdata($css)
? "{$openStyle}/*<![CDATA[*/{$css}/*]]>*/</style>"
: "{$openStyle}{$css}</style>"
);
}
protected function _removeScriptCB($m)
{
$openScript = "<script{$m[2]}";
$js = $m[3];
// whitespace surrounding? preserve at least one space
$ws1 = ($m[1] === '') ? '' : ' ';
$ws2 = ($m[4] === '') ? '' : ' ';
// remove HTML comments (and ending "//" if present)
$js = preg_replace('/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $js);
// remove CDATA section markers
$js = $this->_removeCdata($js);
// minify
$minifier = $this->_jsMinifier
? $this->_jsMinifier
: 'trim';
$js = call_user_func($minifier, $js);
return $this->_reservePlace($this->_needsCdata($js)
? "{$ws1}{$openScript}/*<![CDATA[*/{$js}/*]]>*/</script>{$ws2}"
: "{$ws1}{$openScript}{$js}</script>{$ws2}"
);
}
protected function _removeCdata($str)
{
return (false !== strpos($str, '<![CDATA['))
? str_replace(array('<![CDATA[', ']]>'), '', $str)
: $str;
}
protected function _needsCdata($str)
{
return ($this->_isXhtml && preg_match('/(?:[<&]|\\-\\-|\\]\\]>)/', $str));
}
}
+216 -157
View File
@@ -1,157 +1,216 @@
<?php
/**
* Class Minify_ImportProcessor
* @package Minify
*/
/**
* Linearize a CSS/JS file by including content specified by CSS import
* declarations. In CSS files, relative URIs are fixed.
*
* @imports will be processed regardless of where they appear in the source
* files; i.e. @imports commented out or in string content will still be
* processed!
*
* This has a unit test but should be considered "experimental".
*
* @package Minify
* @author Stephen Clay <steve@mrclay.org>
*/
class Minify_ImportProcessor {
public static $filesIncluded = array();
public static function process($file)
{
self::$filesIncluded = array();
self::$_isCss = (strtolower(substr($file, -4)) === '.css');
$obj = new Minify_ImportProcessor(dirname($file));
return $obj->_getContent($file);
}
// allows callback funcs to know the current directory
private $_currentDir = null;
// allows _importCB to write the fetched content back to the obj
private $_importedContent = '';
private static $_isCss = null;
private function __construct($currentDir)
{
$this->_currentDir = $currentDir;
}
private function _getContent($file)
{
$file = realpath($file);
if (! $file
|| in_array($file, self::$filesIncluded)
|| false === ($content = @file_get_contents($file))
) {
// file missing, already included, or failed read
return '';
}
self::$filesIncluded[] = realpath($file);
$this->_currentDir = dirname($file);
// remove UTF-8 BOM if present
if (pack("CCC",0xef,0xbb,0xbf) === substr($content, 0, 3)) {
$content = substr($content, 3);
}
// ensure uniform EOLs
$content = str_replace("\r\n", "\n", $content);
// process @imports
$content = preg_replace_callback(
'/
@import\\s+
(?:url\\(\\s*)? # maybe url(
[\'"]? # maybe quote
(.*?) # 1 = URI
[\'"]? # maybe end quote
(?:\\s*\\))? # maybe )
([a-zA-Z,\\s]*)? # 2 = media list
; # end token
/x'
,array($this, '_importCB')
,$content
);
if (self::$_isCss) {
// rewrite remaining relative URIs
$content = preg_replace_callback(
'/url\\(\\s*([^\\)\\s]+)\\s*\\)/'
,array($this, '_urlCB')
,$content
);
}
return $this->_importedContent . $content;
}
private function _importCB($m)
{
$url = $m[1];
$mediaList = preg_replace('/\\s+/', '', $m[2]);
if (strpos($url, '://') > 0) {
// protocol, leave in place for CSS, comment for JS
return self::$_isCss
? $m[0]
: "/* Minify_ImportProcessor will not include remote content */";/*noLibHook*/
}
if ('/' === $url[0]) {
// protocol-relative or root path
$url = ltrim($url, '/');
$file = realpath($_SERVER['DOCUMENT_ROOT']) . DIRECTORY_SEPARATOR
. strtr($url, '/', DIRECTORY_SEPARATOR);
} else {
// relative to current path
$file = $this->_currentDir . DIRECTORY_SEPARATOR
. strtr($url, '/', DIRECTORY_SEPARATOR);
}
$obj = new Minify_ImportProcessor(dirname($file));
$content = $obj->_getContent($file);
if ('' === $content) {
// failed. leave in place for CSS, comment for JS
return self::$_isCss
? $m[0]
: "/* Minify_ImportProcessor could not fetch '{$file}' */";;
}
return (!self::$_isCss || preg_match('@(?:^$|\\ball\\b)@', $mediaList))
? $content
: "@media {$mediaList} {\n{$content}\n}\n";
}
private function _urlCB($m)
{
// $m[1] is either quoted or not
$quote = ($m[1][0] === "'" || $m[1][0] === '"')
? $m[1][0]
: '';
$url = ($quote === '')
? $m[1]
: substr($m[1], 1, strlen($m[1]) - 2);
if ('/' !== $url[0]) {
if (strpos($url, '//') > 0) {
// probably starts with protocol, do not alter
} else {
// prepend path with current dir separator (OS-independent)
$path = $this->_currentDir
. DIRECTORY_SEPARATOR . strtr($url, '/', DIRECTORY_SEPARATOR);
// strip doc root
$path = substr($path, strlen(realpath($_SERVER['DOCUMENT_ROOT'])));
// fix to absolute URL
$url = strtr($path, '/\\', '//');
// remove /./ and /../ where possible
$url = str_replace('/./', '/', $url);
// inspired by patch from Oleg Cherniy
do {
$url = preg_replace('@/[^/]+/\\.\\./@', '/', $url, 1, $changed);
} while ($changed);
}
}
return "url({$quote}{$url}{$quote})";
}
}
<?php
/**
* Class Minify_ImportProcessor
* @package Minify
*/
/**
* Linearize a CSS/JS file by including content specified by CSS import
* declarations. In CSS files, relative URIs are fixed.
*
* @imports will be processed regardless of where they appear in the source
* files; i.e. @imports commented out or in string content will still be
* processed!
*
* This has a unit test but should be considered "experimental".
*
* @package Minify
* @author Stephen Clay <steve@mrclay.org>
* @author Simon Schick <simonsimcity@gmail.com>
*/
class Minify_ImportProcessor {
public static $filesIncluded = array();
public static function process($file)
{
self::$filesIncluded = array();
self::$_isCss = (strtolower(substr($file, -4)) === '.css');
$obj = new Minify_ImportProcessor(dirname($file));
return $obj->_getContent($file);
}
// allows callback funcs to know the current directory
private $_currentDir = null;
// allows callback funcs to know the directory of the file that inherits this one
private $_previewsDir = null;
// allows _importCB to write the fetched content back to the obj
private $_importedContent = '';
private static $_isCss = null;
/**
* @param String $currentDir
* @param String $previewsDir Is only used internally
*/
private function __construct($currentDir, $previewsDir = "")
{
$this->_currentDir = $currentDir;
$this->_previewsDir = $previewsDir;
}
private function _getContent($file, $is_imported = false)
{
$file = realpath($file);
if (! $file
|| in_array($file, self::$filesIncluded)
|| false === ($content = @file_get_contents($file))
) {
// file missing, already included, or failed read
return '';
}
self::$filesIncluded[] = realpath($file);
$this->_currentDir = dirname($file);
// remove UTF-8 BOM if present
if (pack("CCC",0xef,0xbb,0xbf) === substr($content, 0, 3)) {
$content = substr($content, 3);
}
// ensure uniform EOLs
$content = str_replace("\r\n", "\n", $content);
// process @imports
$content = preg_replace_callback(
'/
@import\\s+
(?:url\\(\\s*)? # maybe url(
[\'"]? # maybe quote
(.*?) # 1 = URI
[\'"]? # maybe end quote
(?:\\s*\\))? # maybe )
([a-zA-Z,\\s]*)? # 2 = media list
; # end token
/x'
,array($this, '_importCB')
,$content
);
// You only need to rework the import-path if the script is imported
if (self::$_isCss && $is_imported) {
// rewrite remaining relative URIs
$content = preg_replace_callback(
'/url\\(\\s*([^\\)\\s]+)\\s*\\)/'
,array($this, '_urlCB')
,$content
);
}
return $this->_importedContent . $content;
}
private function _importCB($m)
{
$url = $m[1];
$mediaList = preg_replace('/\\s+/', '', $m[2]);
if (strpos($url, '://') > 0) {
// protocol, leave in place for CSS, comment for JS
return self::$_isCss
? $m[0]
: "/* Minify_ImportProcessor will not include remote content */";
}
if ('/' === $url[0]) {
// protocol-relative or root path
$url = ltrim($url, '/');
$file = realpath($_SERVER['DOCUMENT_ROOT']) . DIRECTORY_SEPARATOR
. strtr($url, '/', DIRECTORY_SEPARATOR);
} else {
// relative to current path
$file = $this->_currentDir . DIRECTORY_SEPARATOR
. strtr($url, '/', DIRECTORY_SEPARATOR);
}
$obj = new Minify_ImportProcessor(dirname($file), $this->_currentDir);
$content = $obj->_getContent($file, true);
if ('' === $content) {
// failed. leave in place for CSS, comment for JS
return self::$_isCss
? $m[0]
: "/* Minify_ImportProcessor could not fetch '{$file}' */";
}
return (!self::$_isCss || preg_match('@(?:^$|\\ball\\b)@', $mediaList))
? $content
: "@media {$mediaList} {\n{$content}\n}\n";
}
private function _urlCB($m)
{
// $m[1] is either quoted or not
$quote = ($m[1][0] === "'" || $m[1][0] === '"')
? $m[1][0]
: '';
$url = ($quote === '')
? $m[1]
: substr($m[1], 1, strlen($m[1]) - 2);
if ('/' !== $url[0]) {
if (strpos($url, '//') > 0) {
// probably starts with protocol, do not alter
} else {
// prepend path with current dir separator (OS-independent)
$path = $this->_currentDir
. DIRECTORY_SEPARATOR . strtr($url, '/', DIRECTORY_SEPARATOR);
// update the relative path by the directory of the file that imported this one
$url = self::getPathDiff(realpath($this->_previewsDir), $path);
}
}
return "url({$quote}{$url}{$quote})";
}
/**
* @param string $from
* @param string $to
* @param string $ps
* @return string
*/
private function getPathDiff($from, $to, $ps = DIRECTORY_SEPARATOR)
{
$realFrom = $this->truepath($from);
$realTo = $this->truepath($to);
$arFrom = explode($ps, rtrim($realFrom, $ps));
$arTo = explode($ps, rtrim($realTo, $ps));
while (count($arFrom) && count($arTo) && ($arFrom[0] == $arTo[0]))
{
array_shift($arFrom);
array_shift($arTo);
}
return str_pad("", count($arFrom) * 3, '..' . $ps) . implode($ps, $arTo);
}
/**
* This function is to replace PHP's extremely buggy realpath().
* @param string $path The original path, can be relative etc.
* @return string The resolved path, it might not exist.
* @see http://stackoverflow.com/questions/4049856/replace-phps-realpath
*/
function truepath($path)
{
// whether $path is unix or not
$unipath = strlen($path) == 0 || $path{0} != '/';
// attempts to detect if path is relative in which case, add cwd
if (strpos($path, ':') === false && $unipath)
$path = $this->_currentDir . DIRECTORY_SEPARATOR . $path;
// resolve path parts (single dot, double dot and double delimiters)
$path = str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $path);
$parts = array_filter(explode(DIRECTORY_SEPARATOR, $path), 'strlen');
$absolutes = array();
foreach ($parts as $part) {
if ('.' == $part)
continue;
if ('..' == $part) {
array_pop($absolutes);
} else {
$absolutes[] = $part;
}
}
$path = implode(DIRECTORY_SEPARATOR, $absolutes);
// resolve any symlinks
if (file_exists($path) && linkinfo($path) > 0)
$path = readlink($path);
// put initial separator that could have been lost
$path = !$unipath ? '/' . $path : $path;
return $path;
}
}
+13 -7
View File
@@ -26,9 +26,9 @@ class Minify_Lines {
*
* 'id': (optional) string to identify file. E.g. file name/path
*
* 'currentDir': (default null) if given, this is assumed to be the
* directory of the current CSS file. Using this, minify will rewrite
* all relative URIs in import/url declarations to correctly point to
* 'currentDir': (default null) if given, this is assumed to be the
* directory of the current CSS file. Using this, minify will rewrite
* all relative URIs in import/url declarations to correctly point to
* the desired files, and prepend a comment with debugging information about
* this process.
*
@@ -40,10 +40,16 @@ class Minify_Lines {
? $options['id']
: '';
$content = str_replace("\r\n", "\n", $content);
// Hackily rewrite strings with XPath expressions that are
// likely to throw off our dumb parser (for Prototype 1.6.1).
$content = str_replace('"/*"', '"/"+"*"', $content);
$content = preg_replace('@([\'"])(\\.?//?)\\*@', '$1$2$1+$1*', $content);
$lines = explode("\n", $content);
$numLines = count($lines);
// determine left padding
$padTo = strlen($numLines);
$padTo = strlen((string) $numLines); // e.g. 103 lines = 3 digits
$inComment = false;
$i = 0;
$newLines = array();
@@ -59,12 +65,12 @@ class Minify_Lines {
// check for desired URI rewriting
if (isset($options['currentDir'])) {
require_once 'Minify/CSS/UriRewriter.php';/*noLibHook*/
require_once 'Minify/CSS/UriRewriter.php';
Minify_CSS_UriRewriter::$debugText = '';
$content = Minify_CSS_UriRewriter::rewrite(
$content
,$options['currentDir']
,isset($options['docRoot']) ? $options['docRoot'] : $_SERVER['DOCUMENT_ROOT']
,isset($options['docRoot']) ? $options['docRoot'] : $_SERVER['DOCUMENT_ROOT']
,isset($options['symlinks']) ? $options['symlinks'] : array()
);
$content = "/* Minify_CSS_UriRewriter::\$debugText\n\n"
@@ -82,7 +88,7 @@ class Minify_Lines {
*
* @param bool $inComment was the parser in a comment at the
* beginning of the line?
*
*
* @return bool
*/
private static function _eolInComment($line, $inComment)
+2
View File
@@ -9,6 +9,8 @@
*
* @package Minify
* @author Stephen Clay <steve@mrclay.org>
*
* @todo lose this singleton! pass log object in Minify::serve and distribute to others
*/
class Minify_Logger {
+1 -1
View File
@@ -19,7 +19,7 @@ if (false === (@include 'class.JavaScriptPacker.php')) {
'The script "class.JavaScriptPacker.php" is required. Please see: http:'
.'//code.google.com/p/minify/source/browse/trunk/min/lib/Minify/Packer.php'
,E_USER_ERROR
);/*noLibHook*/
);
}
/**
+16 -7
View File
@@ -90,8 +90,11 @@ class Minify_YUICompressor {
throw new Exception('Minify_YUICompressor : could not create temp file.');
}
file_put_contents($tmpFile, $content);
exec(self::_getCmd($options, $type, $tmpFile), $output);
exec(self::_getCmd($options, $type, $tmpFile), $output, $result_code);
unlink($tmpFile);
if ($result_code != 0) {
throw new Exception('Minify_YUICompressor : YUI compressor execution failed.');
}
return implode("\n", $output);
}
@@ -110,7 +113,7 @@ class Minify_YUICompressor {
);
$cmd = self::$javaExecutable . ' -jar ' . escapeshellarg(self::$jarFile)
. " --type {$type}"
. (preg_match('/^[a-zA-Z\\-]+$/', $o['charset'])
. (preg_match('/^[\\da-zA-Z0-9\\-]+$/', $o['charset'])
? " --charset {$o['charset']}"
: '')
. (is_numeric($o['line-break']) && $o['line-break'] >= 0
@@ -128,11 +131,17 @@ class Minify_YUICompressor {
private static function _prepare()
{
if (! is_file(self::$jarFile)
|| ! is_dir(self::$tempDir)
|| ! is_writable(self::$tempDir)
) {
throw new Exception('Minify_YUICompressor : $jarFile and $tempDir must be set.');
if (! is_file(self::$jarFile)) {
throw new Exception('Minify_YUICompressor : $jarFile('.self::$jarFile.') is not a valid file.');
}
if (! is_executable(self::$jarFile)) {
throw new Exception('Minify_YUICompressor : $jarFile('.self::$jarFile.') is not executable.');
}
if (! is_dir(self::$tempDir)) {
throw new Exception('Minify_YUICompressor : $tempDir('.self::$tempDir.') is not a valid direcotry.');
}
if (! is_writable(self::$tempDir)) {
throw new Exception('Minify_YUICompressor : $tempDir('.self::$tempDir.') is not writable.');
}
}
}