[Web] Update composer libraries

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FreddleSpl0it committed 2026-10-28 11:56:29 +01:00
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commit bd8c784118
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@@ -1,6 +1,7 @@
<?php
/**
* CSS Minifier
* CSS Minifier.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
@@ -12,15 +13,15 @@
namespace MatthiasMullie\Minify;
use MatthiasMullie\Minify\Exceptions\FileImportException;
use MatthiasMullie\PathConverter\ConverterInterface;
use MatthiasMullie\Minify\Exceptions\PatternMatchException;
use MatthiasMullie\PathConverter\Converter;
use MatthiasMullie\PathConverter\ConverterInterface;
/**
* CSS minifier
* CSS minifier.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
* @package Minify
* @author Matthias Mullie <minify@mullie.eu>
* @author Tijs Verkoyen <minify@verkoyen.eu>
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
@@ -44,6 +45,10 @@ class CSS extends Minify
'jpeg' => 'data:image/jpeg',
'svg' => 'data:image/svg+xml',
'woff' => 'data:application/x-font-woff',
'woff2' => 'data:application/x-font-woff2',
'avif' => 'data:image/avif',
'apng' => 'data:image/apng',
'webp' => 'data:image/webp',
'tif' => 'image/tiff',
'tiff' => 'image/tiff',
'xbm' => 'image/x-xbitmap',
@@ -93,7 +98,7 @@ class CSS extends Minify
}
// add to top
$content = implode(';', $matches[2]).';'.trim($content, ';');
$content = implode(';', $matches[2]) . ';' . trim($content, ';');
}
return $content;
@@ -102,11 +107,11 @@ class CSS extends Minify
/**
* Combine CSS from import statements.
*
* @import's will be loaded and their content merged into the original file,
* \@import's will be loaded and their content merged into the original file,
* to save HTTP requests.
*
* @param string $source The file to combine imports for
* @param string $content The CSS content to combine imports for
* @param string $source The file to combine imports for
* @param string $content The CSS content to combine imports for
* @param string[] $parents Parent paths, for circular reference checks
*
* @return string
@@ -200,7 +205,7 @@ class CSS extends Minify
// loop the matches
foreach ($matches as $match) {
// get the path for the file that will be imported
$importPath = dirname($source).'/'.$match['path'];
$importPath = dirname($source) . '/' . $match['path'];
// only replace the import with the content if we can grab the
// content of the file
@@ -211,7 +216,7 @@ class CSS extends Minify
// check if current file was not imported previously in the same
// import chain.
if (in_array($importPath, $parents)) {
throw new FileImportException('Failed to import file "'.$importPath.'": circular reference detected.');
throw new FileImportException('Failed to import file "' . $importPath . '": circular reference detected.');
}
// grab referenced file & minify it (which may include importing
@@ -223,7 +228,7 @@ class CSS extends Minify
// check if this is only valid for certain media
if (!empty($match['media'])) {
$importContent = '@media '.$match['media'].'{'.$importContent.'}';
$importContent = '@media ' . $match['media'] . '{' . $importContent . '}';
}
// add to replacement array
@@ -241,7 +246,7 @@ class CSS extends Minify
* @url(image.jpg) images will be loaded and their content merged into the
* original file, to save HTTP requests.
*
* @param string $source The file to import files for
* @param string $source The file to import files for
* @param string $content The CSS content to import files for
*
* @return string
@@ -262,7 +267,7 @@ class CSS extends Minify
// get the path for the file that will be imported
$path = $match[2];
$path = dirname($source).'/'.$path;
$path = dirname($source) . '/' . $path;
// only replace the import with the content if we're able to get
// the content of the file, and it's relatively small
@@ -273,7 +278,7 @@ class CSS extends Minify
// build replacement
$search[] = $match[0];
$replace[] = 'url('.$this->importExtensions[$extension].';base64,'.$importContent.')';
$replace[] = 'url(' . $this->importExtensions[$extension] . ';base64,' . $importContent . ')';
}
}
@@ -289,9 +294,11 @@ class CSS extends Minify
* Perform CSS optimizations.
*
* @param string[optional] $path Path to write the data to
* @param string[] $parents Parent paths, for circular reference checks
* @param string[] $parents Parent paths, for circular reference checks
*
* @return string The minified data
*
* @throws PatternMatchException
*/
public function execute($path = null, $parents = array())
{
@@ -312,7 +319,9 @@ class CSS extends Minify
$css = $this->replace($css);
$css = $this->stripWhitespace($css);
$css = $this->shortenColors($css);
$css = $this->convertLegacyColors($css);
$css = $this->cleanupModernColors($css);
$css = $this->shortenHEXColors($css);
$css = $this->shortenZeroes($css);
$css = $this->shortenFontWeights($css);
$css = $this->stripEmptyTags($css);
@@ -351,7 +360,7 @@ class CSS extends Minify
* (e.g. ../../images/image.gif, if the new CSS file is 1 folder deeper).
*
* @param ConverterInterface $converter Relative path converter
* @param string $content The CSS content to update relative urls for
* @param string $content The CSS content to update relative urls for
*
* @return string
*/
@@ -465,9 +474,9 @@ class CSS extends Minify
// build replacement
$search[] = $match[0];
if ($type === 'url') {
$replace[] = 'url('.$url.')';
$replace[] = 'url(' . $url . ')';
} elseif ($type === 'import') {
$replace[] = '@import "'.$url.'"';
$replace[] = '@import "' . $url . '"';
}
}
@@ -476,64 +485,154 @@ class CSS extends Minify
}
/**
* Shorthand hex color codes.
* #FF0000 -> #F00.
* Shorthand HEX color codes.
* #FF0000FF -> #f00 -> red
* #FF00FF00 -> transparent.
*
* @param string $content The CSS content to shorten the hex color codes for
* @param string $content The CSS content to shorten the HEX color codes for
*
* @return string
*/
protected function shortenColors($content)
protected function shortenHexColors($content)
{
$content = preg_replace('/(?<=[: ])#([0-9a-z])\\1([0-9a-z])\\2([0-9a-z])\\3(?:([0-9a-z])\\4)?(?=[; }])/i', '#$1$2$3$4', $content);
// shorten repeating patterns within HEX ..
$content = preg_replace('/(?<=[: ])#([0-9a-f])\\1([0-9a-f])\\2([0-9a-f])\\3(?:([0-9a-f])\\4)?(?=[; }])/i', '#$1$2$3$4', $content);
// remove alpha channel if it's pointless...
$content = preg_replace('/(?<=[: ])#([0-9a-z]{6})ff?(?=[; }])/i', '#$1', $content);
$content = preg_replace('/(?<=[: ])#([0-9a-z]{3})f?(?=[; }])/i', '#$1', $content);
// remove alpha channel if it's pointless ..
$content = preg_replace('/(?<=[: ])#([0-9a-f]{6})ff(?=[; }])/i', '#$1', $content);
$content = preg_replace('/(?<=[: ])#([0-9a-f]{3})f(?=[; }])/i', '#$1', $content);
// replace `transparent` with shortcut ..
$content = preg_replace('/(?<=[: ])#[0-9a-f]{6}00(?=[; }])/i', '#fff0', $content);
$colors = array(
// make these more readable
'#00f' => 'blue',
'#dc143c' => 'crimson',
'#0ff' => 'cyan',
'#8b0000' => 'darkred',
'#696969' => 'dimgray',
'#ff69b4' => 'hotpink',
'#0f0' => 'lime',
'#fdf5e6' => 'oldlace',
'#87ceeb' => 'skyblue',
'#d8bfd8' => 'thistle',
// we can shorten some even more by replacing them with their color name
'#F0FFFF' => 'azure',
'#F5F5DC' => 'beige',
'#A52A2A' => 'brown',
'#FF7F50' => 'coral',
'#FFD700' => 'gold',
'#f0ffff' => 'azure',
'#f5f5dc' => 'beige',
'#ffe4c4' => 'bisque',
'#a52a2a' => 'brown',
'#ff7f50' => 'coral',
'#ffd700' => 'gold',
'#808080' => 'gray',
'#008000' => 'green',
'#4B0082' => 'indigo',
'#FFFFF0' => 'ivory',
'#F0E68C' => 'khaki',
'#FAF0E6' => 'linen',
'#4b0082' => 'indigo',
'#fffff0' => 'ivory',
'#f0e68c' => 'khaki',
'#faf0e6' => 'linen',
'#800000' => 'maroon',
'#000080' => 'navy',
'#808000' => 'olive',
'#CD853F' => 'peru',
'#FFC0CB' => 'pink',
'#DDA0DD' => 'plum',
'#ffa500' => 'orange',
'#da70d6' => 'orchid',
'#cd853f' => 'peru',
'#ffc0cb' => 'pink',
'#dda0dd' => 'plum',
'#800080' => 'purple',
'#F00' => 'red',
'#FA8072' => 'salmon',
'#A0522D' => 'sienna',
'#C0C0C0' => 'silver',
'#FFFAFA' => 'snow',
'#D2B48C' => 'tan',
'#FF6347' => 'tomato',
'#EE82EE' => 'violet',
'#F5DEB3' => 'wheat',
'#f00' => 'red',
'#fa8072' => 'salmon',
'#a0522d' => 'sienna',
'#c0c0c0' => 'silver',
'#fffafa' => 'snow',
'#d2b48c' => 'tan',
'#008080' => 'teal',
'#ff6347' => 'tomato',
'#ee82ee' => 'violet',
'#f5deb3' => 'wheat',
// or the other way around
'WHITE' => '#fff',
'BLACK' => '#000',
'black' => '#000',
'fuchsia' => '#f0f',
'magenta' => '#f0f',
'white' => '#fff',
'yellow' => '#ff0',
// and also `transparent`
'transparent' => '#fff0',
);
return preg_replace_callback(
'/(?<=[: ])('.implode('|', array_keys($colors)).')(?=[; }])/i',
'/(?<=[: ])(' . implode('|', array_keys($colors)) . ')(?=[; }])/i',
function ($match) use ($colors) {
return $colors[strtoupper($match[0])];
return $colors[strtolower($match[0])];
},
$content
);
}
/**
* Convert RGB|HSL color codes.
* rgb(255,0,0,.5) -> rgb(255 0 0 / .5).
* rgb(255,0,0) -> #f00.
*
* @param string $content The CSS content to shorten the RGB color codes for
*
* @return string
*/
protected function convertLegacyColors($content)
{
/*
https://drafts.csswg.org/css-color/#color-syntax-legacy
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/rgb
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/hsl
*/
// convert legacy color syntax
$content = preg_replace('/(rgb)a?\(\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*,\s*([0,1]?(?:\.[0-9]*)?)\s*\)/i', '$1($2 $3 $4 / $5)', $content);
$content = preg_replace('/(rgb)a?\(\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*\)/i', '$1($2 $3 $4)', $content);
$content = preg_replace('/(hsl)a?\(\s*([0-9]+(?:deg|grad|rad|turn)?)\s*,\s*([0-9]{1,3}%)\s*,\s*([0-9]{1,3}%)\s*,\s*([0,1]?(?:\.[0-9]*)?)\s*\)/i', '$1($2 $3 $4 / $5)', $content);
$content = preg_replace('/(hsl)a?\(\s*([0-9]+(?:deg|grad|rad|turn)?)\s*,\s*([0-9]{1,3}%)\s*,\s*([0-9]{1,3}%)\s*\)/i', '$1($2 $3 $4)', $content);
// convert `rgb` to `hex`
$dec = '([01]?[0-9]?[0-9]|2[0-4][0-9]|25[0-5])';
return preg_replace_callback(
"/rgb\($dec $dec $dec\)/i",
function ($match) {
return sprintf('#%02x%02x%02x', $match[1], $match[2], $match[3]);
},
$content
);
}
/**
* Cleanup RGB|HSL|HWB|LCH|LAB
* rgb(255 0 0 / 1) -> rgb(255 0 0).
* rgb(255 0 0 / 0) -> transparent.
*
* @param string $content The CSS content to cleanup HSL|HWB|LCH|LAB
*
* @return string
*/
protected function cleanupModernColors($content)
{
/*
https://drafts.csswg.org/css-color/#color-syntax-modern
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/hwb
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/lch
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/lab
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/oklch
https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/oklab
*/
$tag = '(rgb|hsl|hwb|(?:(?:ok)?(?:lch|lab)))';
// remove alpha channel if it's pointless ..
$content = preg_replace('/' . $tag . '\(\s*([^\s)]+)\s+([^\s)]+)\s+([^\s)]+)\s+\/\s+1(?:(?:\.\d?)*|00%)?\s*\)/i', '$1($2 $3 $4)', $content);
// replace `transparent` with shortcut ..
$content = preg_replace('/' . $tag . '\(\s*[^\s)]+\s+[^\s)]+\s+[^\s)]+\s+\/\s+0(?:[\.0%]*)?\s*\)/i', '#fff0', $content);
return $content;
}
/**
* Shorten CSS font weights.
*
@@ -549,10 +648,10 @@ class CSS extends Minify
);
$callback = function ($match) use ($weights) {
return $match[1].$weights[$match[2]];
return $match[1] . $weights[$match[2]];
};
return preg_replace_callback('/(font-weight\s*:\s*)('.implode('|', array_keys($weights)).')(?=[;}])/', $callback, $content);
return preg_replace_callback('/(font-weight\s*:\s*)(' . implode('|', array_keys($weights)) . ')(?=[;}])/', $callback, $content);
}
/**
@@ -584,19 +683,19 @@ class CSS extends Minify
// practice, Webkit (especially Safari) seems to stumble over at least
// 0%, potentially other units as well. Only stripping 'px' for now.
// @see https://github.com/matthiasmullie/minify/issues/60
$content = preg_replace('/'.$before.'(-?0*(\.0+)?)(?<=0)px'.$after.'/', '\\1', $content);
$content = preg_replace('/' . $before . '(-?0*(\.0+)?)(?<=0)px' . $after . '/', '\\1', $content);
// strip 0-digits (.0 -> 0)
$content = preg_replace('/'.$before.'\.0+'.$units.'?'.$after.'/', '0\\1', $content);
$content = preg_replace('/' . $before . '\.0+' . $units . '?' . $after . '/', '0\\1', $content);
// strip trailing 0: 50.10 -> 50.1, 50.10px -> 50.1px
$content = preg_replace('/'.$before.'(-?[0-9]+\.[0-9]+)0+'.$units.'?'.$after.'/', '\\1\\2', $content);
$content = preg_replace('/' . $before . '(-?[0-9]+\.[0-9]+)0+' . $units . '?' . $after . '/', '\\1\\2', $content);
// strip trailing 0: 50.00 -> 50, 50.00px -> 50px
$content = preg_replace('/'.$before.'(-?[0-9]+)\.0+'.$units.'?'.$after.'/', '\\1\\2', $content);
$content = preg_replace('/' . $before . '(-?[0-9]+)\.0+' . $units . '?' . $after . '/', '\\1\\2', $content);
// strip leading 0: 0.1 -> .1, 01.1 -> 1.1
$content = preg_replace('/'.$before.'(-?)0+([0-9]*\.[0-9]+)'.$units.'?'.$after.'/', '\\1\\2\\3', $content);
$content = preg_replace('/' . $before . '(-?)0+([0-9]*\.[0-9]+)' . $units . '?' . $after . '/', '\\1\\2\\3', $content);
// strip negative zeroes (-0 -> 0) & truncate zeroes (00 -> 0)
$content = preg_replace('/'.$before.'-?0+'.$units.'?'.$after.'/', '0\\1', $content);
$content = preg_replace('/' . $before . '-?0+' . $units . '?' . $after . '/', '0\\1', $content);
// IE doesn't seem to understand a unitless flex-basis value (correct -
// it goes against the spec), so let's add it in again (make it `%`,
@@ -628,18 +727,7 @@ class CSS extends Minify
*/
protected function stripComments()
{
// PHP only supports $this inside anonymous functions since 5.4
$minifier = $this;
$callback = function ($match) use ($minifier) {
$count = count($minifier->extracted);
$placeholder = '/*'.$count.'*/';
$minifier->extracted[$placeholder] = $match[0];
return $placeholder;
};
$this->registerPattern('/\n?\/\*(!|.*?@license|.*?@preserve).*?\*\/\n?/s', $callback);
$this->registerPattern('/\/\*.*?\*\//s', '');
$this->stripMultilineComments();
}
/**
@@ -648,29 +736,31 @@ class CSS extends Minify
* @param string $content The CSS content to strip the whitespace for
*
* @return string
*
* @throws PatternMatchException
*/
protected function stripWhitespace($content)
{
// remove leading & trailing whitespace
$content = preg_replace('/^\s*/m', '', $content);
$content = preg_replace('/\s*$/m', '', $content);
$content = $this->pregReplace('/^\s*/m', '', $content);
$content = $this->pregReplace('/\s*$/m', '', $content);
// replace newlines with a single space
$content = preg_replace('/\s+/', ' ', $content);
$content = $this->pregReplace('/\s+/', ' ', $content);
// remove whitespace around meta characters
// inspired by stackoverflow.com/questions/15195750/minify-compress-css-with-regex
$content = preg_replace('/\s*([\*$~^|]?+=|[{};,>~]|!important\b)\s*/', '$1', $content);
$content = preg_replace('/([\[(:>\+])\s+/', '$1', $content);
$content = preg_replace('/\s+([\]\)>\+])/', '$1', $content);
$content = preg_replace('/\s+(:)(?![^\}]*\{)/', '$1', $content);
$content = $this->pregReplace('/\s*([\*$~^|]?+=|[{};,>~]|!important\b)\s*/', '$1', $content);
$content = $this->pregReplace('/([\[(:>\+])\s+/', '$1', $content);
$content = $this->pregReplace('/\s+([\]\)>\+])/', '$1', $content);
$content = $this->pregReplace('/\s+(:)(?![^\}]*\{)/', '$1', $content);
// whitespace around + and - can only be stripped inside some pseudo-
// classes, like `:nth-child(3+2n)`
// not in things like `calc(3px + 2px)`, shorthands like `3px -2px`, or
// selectors like `div.weird- p`
$pseudos = array('nth-child', 'nth-last-child', 'nth-last-of-type', 'nth-of-type');
$content = preg_replace('/:('.implode('|', $pseudos).')\(\s*([+-]?)\s*(.+?)\s*([+-]?)\s*(.*?)\s*\)/', ':$1($2$3$4$5)', $content);
$content = $this->pregReplace('/:(' . implode('|', $pseudos) . ')\(\s*([+-]?)\s*(.+?)\s*([+-]?)\s*(.*?)\s*\)/', ':$1($2$3$4$5)', $content);
// remove semicolon/whitespace followed by closing bracket
$content = str_replace(';}', '}', $content);
@@ -678,14 +768,35 @@ class CSS extends Minify
return trim($content);
}
/**
* Perform a preg_replace and check for errors.
*
* @param string $pattern Pattern
* @param string $replacement Replacement
* @param string $subject String to process
*
* @return string
*
* @throws PatternMatchException
*/
protected function pregReplace($pattern, $replacement, $subject)
{
$result = preg_replace($pattern, $replacement, $subject);
if ($result === null) {
throw PatternMatchException::fromLastError("Failed to replace with pattern '$pattern'");
}
return $result;
}
/**
* Replace all occurrences of functions that may contain math, where
* whitespace around operators needs to be preserved (e.g. calc, clamp)
* whitespace around operators needs to be preserved (e.g. calc, clamp).
*/
protected function extractMath()
{
$functions = array('calc', 'clamp', 'min', 'max');
$pattern = '/\b('. implode('|', $functions) .')(\(.+?)(?=$|;|})/m';
$pattern = '/\b(' . implode('|', $functions) . ')(\(.+?)(?=$|;|})/m';
// PHP only supports $this inside anonymous functions since 5.4
$minifier = $this;
@@ -700,11 +811,11 @@ class CSS extends Minify
// instead, it'll match a larger portion of code to where it's certain that
// the calc() musts have ended, and we'll figure out which is the correct
// closing parenthesis here, by counting how many have opened
for ($i = 0; $i < $length; $i++) {
for ($i = 0; $i < $length; ++$i) {
$char = $match[2][$i];
$expr .= $char;
if ($char === '(') {
$opened++;
++$opened;
} elseif ($char === ')' && --$opened === 0) {
break;
}
@@ -712,16 +823,16 @@ class CSS extends Minify
// now that we've figured out where the calc() starts and ends, extract it
$count = count($minifier->extracted);
$placeholder = 'math('.$count.')';
$minifier->extracted[$placeholder] = $function.'('.trim(substr($expr, 1, -1)).')';
$placeholder = 'math(' . $count . ')';
$minifier->extracted[$placeholder] = $function . '(' . trim(substr($expr, 1, -1)) . ')';
// and since we've captured more code than required, we may have some leftover
// calc() in here too - go recursive on the remaining but of code to go figure
// that out and extract what is needed
$rest = str_replace($function.$expr, '', $match[0]);
$rest = $minifier->str_replace_first($function . $expr, '', $match[0]);
$rest = preg_replace_callback($pattern, $callback, $rest);
return $placeholder.$rest;
return $placeholder . $rest;
};
$this->registerPattern($pattern, $callback);
@@ -729,19 +840,19 @@ class CSS extends Minify
/**
* Replace custom properties, whose values may be used in scenarios where
* we wouldn't want them to be minified (e.g. inside calc)
* we wouldn't want them to be minified (e.g. inside calc).
*/
protected function extractCustomProperties()
{
// PHP only supports $this inside anonymous functions since 5.4
$minifier = $this;
$this->registerPattern(
'/(?<=^|[;}])(--[^:;{}"\'\s]+)\s*:([^;{}]+)/m',
'/(?<=^|[;}{])\s*(--[^:;{}"\'\s]+)\s*:([^;{}]+)/m',
function ($match) use ($minifier) {
$placeholder = '--custom-'. count($minifier->extracted) . ':0';
$minifier->extracted[$placeholder] = $match[1] .':'. trim($match[2]);
return $placeholder;
$placeholder = '--custom-' . count($minifier->extracted) . ':0';
$minifier->extracted[$placeholder] = $match[1] . ':' . trim($match[2]);
return $placeholder;
}
);
}
@@ -1,20 +1,20 @@
<?php
/**
* Base Exception
* Base Exception.
*
* @deprecated Use Exceptions\BasicException instead
*
* @author Matthias Mullie <minify@mullie.eu>
*/
namespace MatthiasMullie\Minify;
/**
* Base Exception Class
* Base Exception Class.
*
* @deprecated Use Exceptions\BasicException instead
*
* @package Minify
* @author Matthias Mullie <minify@mullie.eu>
*/
abstract class Exception extends \Exception
{
}
abstract class Exception extends \Exception {}
@@ -1,6 +1,7 @@
<?php
/**
* Basic exception
* Basic exception.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
@@ -8,16 +9,14 @@
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
*/
namespace MatthiasMullie\Minify\Exceptions;
use MatthiasMullie\Minify\Exception;
/**
* Basic Exception Class
* Basic Exception Class.
*
* @package Minify\Exception
* @author Matthias Mullie <minify@mullie.eu>
*/
abstract class BasicException extends Exception
{
}
abstract class BasicException extends Exception {}
@@ -1,6 +1,7 @@
<?php
/**
* File Import Exception
* File Import Exception.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
@@ -8,14 +9,12 @@
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
*/
namespace MatthiasMullie\Minify\Exceptions;
/**
* File Import Exception Class
* File Import Exception Class.
*
* @package Minify\Exception
* @author Matthias Mullie <minify@mullie.eu>
*/
class FileImportException extends BasicException
{
}
class FileImportException extends BasicException {}
@@ -1,6 +1,7 @@
<?php
/**
* IO Exception
* IO Exception.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
@@ -8,14 +9,12 @@
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
*/
namespace MatthiasMullie\Minify\Exceptions;
/**
* IO Exception Class
* IO Exception Class.
*
* @package Minify\Exception
* @author Matthias Mullie <minify@mullie.eu>
*/
class IOException extends BasicException
{
}
class IOException extends BasicException {}
@@ -0,0 +1,36 @@
<?php
/**
* Pattern match exception.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
* @author Ere Maijala <ere.maijala@helsinki.fi>
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
*/
namespace MatthiasMullie\Minify\Exceptions;
/**
* Pattern Match Exception Class.
*
* @author Ere Maijala <ere.maijala@helsinki.fi>
*/
class PatternMatchException extends BasicException
{
/**
* Create an exception from preg_last_error.
*
* @param string $msg Error message
*/
public static function fromLastError($msg)
{
$msg .= ': Error ' . preg_last_error();
if (PHP_MAJOR_VERSION >= 8) {
$msg .= ' - ' . preg_last_error_msg();
}
return new PatternMatchException($msg);
}
}
+57 -51
View File
@@ -1,6 +1,7 @@
<?php
/**
* JavaScript minifier
* JavaScript minifier.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
@@ -8,14 +9,14 @@
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
*/
namespace MatthiasMullie\Minify;
/**
* JavaScript Minifier Class
* JavaScript Minifier Class.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
* @package Minify
* @author Matthias Mullie <minify@mullie.eu>
* @author Tijs Verkoyen <minify@verkoyen.eu>
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
@@ -29,6 +30,8 @@ class JS extends Minify
* Note that regular expressions using that bit must have the PCRE_UTF8
* pattern modifier (/u) set.
*
* @internal
*
* @var string
*/
const REGEX_VARIABLE = '\b[$A-Z\_a-z\xaa\xb5\xba\xc0-\xd6\xd8-\xf6\xf8-\x{02c1}\x{02c6}-\x{02d1}\x{02e0}-\x{02e4}\x{02ec}\x{02ee}\x{0370}-\x{0374}\x{0376}\x{0377}\x{037a}-\x{037d}\x{0386}\x{0388}-\x{038a}\x{038c}\x{038e}-\x{03a1}\x{03a3}-\x{03f5}\x{03f7}-\x{0481}\x{048a}-\x{0527}\x{0531}-\x{0556}\x{0559}\x{0561}-\x{0587}\x{05d0}-\x{05ea}\x{05f0}-\x{05f2}\x{0620}-\x{064a}\x{066e}\x{066f}\x{0671}-\x{06d3}\x{06d5}\x{06e5}\x{06e6}\x{06ee}\x{06ef}\x{06fa}-\x{06fc}\x{06ff}\x{0710}\x{0712}-\x{072f}\x{074d}-\x{07a5}\x{07b1}\x{07ca}-\x{07ea}\x{07f4}\x{07f5}\x{07fa}\x{0800}-\x{0815}\x{081a}\x{0824}\x{0828}\x{0840}-\x{0858}\x{08a0}\x{08a2}-\x{08ac}\x{0904}-\x{0939}\x{093d}\x{0950}\x{0958}-\x{0961}\x{0971}-\x{0977}\x{0979}-\x{097f}\x{0985}-\x{098c}\x{098f}\x{0990}\x{0993}-\x{09a8}\x{09aa}-\x{09b0}\x{09b2}\x{09b6}-\x{09b9}\x{09bd}\x{09ce}\x{09dc}\x{09dd}\x{09df}-\x{09e1}\x{09f0}\x{09f1}\x{0a05}-\x{0a0a}\x{0a0f}\x{0a10}\x{0a13}-\x{0a28}\x{0a2a}-\x{0a30}\x{0a32}\x{0a33}\x{0a35}\x{0a36}\x{0a38}\x{0a39}\x{0a59}-\x{0a5c}\x{0a5e}\x{0a72}-\x{0a74}\x{0a85}-\x{0a8d}\x{0a8f}-\x{0a91}\x{0a93}-\x{0aa8}\x{0aaa}-\x{0ab0}\x{0ab2}\x{0ab3}\x{0ab5}-\x{0ab9}\x{0abd}\x{0ad0}\x{0ae0}\x{0ae1}\x{0b05}-\x{0b0c}\x{0b0f}\x{0b10}\x{0b13}-\x{0b28}\x{0b2a}-\x{0b30}\x{0b32}\x{0b33}\x{0b35}-\x{0b39}\x{0b3d}\x{0b5c}\x{0b5d}\x{0b5f}-\x{0b61}\x{0b71}\x{0b83}\x{0b85}-\x{0b8a}\x{0b8e}-\x{0b90}\x{0b92}-\x{0b95}\x{0b99}\x{0b9a}\x{0b9c}\x{0b9e}\x{0b9f}\x{0ba3}\x{0ba4}\x{0ba8}-\x{0baa}\x{0bae}-\x{0bb9}\x{0bd0}\x{0c05}-\x{0c0c}\x{0c0e}-\x{0c10}\x{0c12}-\x{0c28}\x{0c2a}-\x{0c33}\x{0c35}-\x{0c39}\x{0c3d}\x{0c58}\x{0c59}\x{0c60}\x{0c61}\x{0c85}-\x{0c8c}\x{0c8e}-\x{0c90}\x{0c92}-\x{0ca8}\x{0caa}-\x{0cb3}\x{0cb5}-\x{0cb9}\x{0cbd}\x{0cde}\x{0ce0}\x{0ce1}\x{0cf1}\x{0cf2}\x{0d05}-\x{0d0c}\x{0d0e}-\x{0d10}\x{0d12}-\x{0d3a}\x{0d3d}\x{0d4e}\x{0d60}\x{0d61}\x{0d7a}-\x{0d7f}\x{0d85}-\x{0d96}\x{0d9a}-\x{0db1}\x{0db3}-\x{0dbb}\x{0dbd}\x{0dc0}-\x{0dc6}\x{0e01}-\x{0e30}\x{0e32}\x{0e33}\x{0e40}-\x{0e46}\x{0e81}\x{0e82}\x{0e84}\x{0e87}\x{0e88}\x{0e8a}\x{0e8d}\x{0e94}-\x{0e97}\x{0e99}-\x{0e9f}\x{0ea1}-\x{0ea3}\x{0ea5}\x{0ea7}\x{0eaa}\x{0eab}\x{0ead}-\x{0eb0}\x{0eb2}\x{0eb3}\x{0ebd}\x{0ec0}-\x{0ec4}\x{0ec6}\x{0edc}-\x{0edf}\x{0f00}\x{0f40}-\x{0f47}\x{0f49}-\x{0f6c}\x{0f88}-\x{0f8c}\x{1000}-\x{102a}\x{103f}\x{1050}-\x{1055}\x{105a}-\x{105d}\x{1061}\x{1065}\x{1066}\x{106e}-\x{1070}\x{1075}-\x{1081}\x{108e}\x{10a0}-\x{10c5}\x{10c7}\x{10cd}\x{10d0}-\x{10fa}\x{10fc}-\x{1248}\x{124a}-\x{124d}\x{1250}-\x{1256}\x{1258}\x{125a}-\x{125d}\x{1260}-\x{1288}\x{128a}-\x{128d}\x{1290}-\x{12b0}\x{12b2}-\x{12b5}\x{12b8}-\x{12be}\x{12c0}\x{12c2}-\x{12c5}\x{12c8}-\x{12d6}\x{12d8}-\x{1310}\x{1312}-\x{1315}\x{1318}-\x{135a}\x{1380}-\x{138f}\x{13a0}-\x{13f4}\x{1401}-\x{166c}\x{166f}-\x{167f}\x{1681}-\x{169a}\x{16a0}-\x{16ea}\x{16ee}-\x{16f0}\x{1700}-\x{170c}\x{170e}-\x{1711}\x{1720}-\x{1731}\x{1740}-\x{1751}\x{1760}-\x{176c}\x{176e}-\x{1770}\x{1780}-\x{17b3}\x{17d7}\x{17dc}\x{1820}-\x{1877}\x{1880}-\x{18a8}\x{18aa}\x{18b0}-\x{18f5}\x{1900}-\x{191c}\x{1950}-\x{196d}\x{1970}-\x{1974}\x{1980}-\x{19ab}\x{19c1}-\x{19c7}\x{1a00}-\x{1a16}\x{1a20}-\x{1a54}\x{1aa7}\x{1b05}-\x{1b33}\x{1b45}-\x{1b4b}\x{1b83}-\x{1ba0}\x{1bae}\x{1baf}\x{1bba}-\x{1be5}\x{1c00}-\x{1c23}\x{1c4d}-\x{1c4f}\x{1c5a}-\x{1c7d}\x{1ce9}-\x{1cec}\x{1cee}-\x{1cf1}\x{1cf5}\x{1cf6}\x{1d00}-\x{1dbf}\x{1e00}-\x{1f15}\x{1f18}-\x{1f1d}\x{1f20}-\x{1f45}\x{1f48}-\x{1f4d}\x{1f50}-\x{1f57}\x{1f59}\x{1f5b}\x{1f5d}\x{1f5f}-\x{1f7d}\x{1f80}-\x{1fb4}\x{1fb6}-\x{1fbc}\x{1fbe}\x{1fc2}-\x{1fc4}\x{1fc6}-\x{1fcc}\x{1fd0}-\x{1fd3}\x{1fd6}-\x{1fdb}\x{1fe0}-\x{1fec}\x{1ff2}-\x{1ff4}\x{1ff6}-\x{1ffc}\x{2071}\x{207f}\x{2090}-\x{209c}\x{2102}\x{2107}\x{210a}-\x{2113}\x{2115}\x{2119}-\x{211d}\x{2124}\x{2126}\x{2128}\x{212a}-\x{212d}\x{212f}-\x{2139}\x{213c}-\x{213f}\x{2145}-\x{2149}\x{214e}\x{2160}-\x{2188}\x{2c00}-\x{2c2e}\x{2c30}-\x{2c5e}\x{2c60}-\x{2ce4}\x{2ceb}-\x{2cee}\x{2cf2}\x{2cf3}\x{2d00}-\x{2d25}\x{2d27}\x{2d2d}\x{2d30}-\x{2d67}\x{2d6f}\x{2d80}-\x{2d96}\x{2da0}-\x{2da6}\x{2da8}-\x{2dae}\x{2db0}-\x{2db6}\x{2db8}-\x{2dbe}\x{2dc0}-\x{2dc6}\x{2dc8}-\x{2dce}\x{2dd0}-\x{2dd6}\x{2dd8}-\x{2dde}\x{2e2f}\x{3005}-\x{3007}\x{3021}-\x{3029}\x{3031}-\x{3035}\x{3038}-\x{303c}\x{3041}-\x{3096}\x{309d}-\x{309f}\x{30a1}-\x{30fa}\x{30fc}-\x{30ff}\x{3105}-\x{312d}\x{3131}-\x{318e}\x{31a0}-\x{31ba}\x{31f0}-\x{31ff}\x{3400}-\x{4db5}\x{4e00}-\x{9fcc}\x{a000}-\x{a48c}\x{a4d0}-\x{a4fd}\x{a500}-\x{a60c}\x{a610}-\x{a61f}\x{a62a}\x{a62b}\x{a640}-\x{a66e}\x{a67f}-\x{a697}\x{a6a0}-\x{a6ef}\x{a717}-\x{a71f}\x{a722}-\x{a788}\x{a78b}-\x{a78e}\x{a790}-\x{a793}\x{a7a0}-\x{a7aa}\x{a7f8}-\x{a801}\x{a803}-\x{a805}\x{a807}-\x{a80a}\x{a80c}-\x{a822}\x{a840}-\x{a873}\x{a882}-\x{a8b3}\x{a8f2}-\x{a8f7}\x{a8fb}\x{a90a}-\x{a925}\x{a930}-\x{a946}\x{a960}-\x{a97c}\x{a984}-\x{a9b2}\x{a9cf}\x{aa00}-\x{aa28}\x{aa40}-\x{aa42}\x{aa44}-\x{aa4b}\x{aa60}-\x{aa76}\x{aa7a}\x{aa80}-\x{aaaf}\x{aab1}\x{aab5}\x{aab6}\x{aab9}-\x{aabd}\x{aac0}\x{aac2}\x{aadb}-\x{aadd}\x{aae0}-\x{aaea}\x{aaf2}-\x{aaf4}\x{ab01}-\x{ab06}Line truncated
@@ -119,21 +122,18 @@ class JS extends Minify
*/
protected $operatorsAfter = array();
/**
* {@inheritdoc}
*/
public function __construct()
{
call_user_func_array(array('parent', '__construct'), func_get_args());
call_user_func_array(array('\\MatthiasMullie\Minify\\Minify', '__construct'), func_get_args());
$dataDir = __DIR__.'/../data/js/';
$dataDir = __DIR__ . '/../data/js/';
$options = FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES;
$this->keywordsReserved = file($dataDir.'keywords_reserved.txt', $options);
$this->keywordsBefore = file($dataDir.'keywords_before.txt', $options);
$this->keywordsAfter = file($dataDir.'keywords_after.txt', $options);
$this->operators = file($dataDir.'operators.txt', $options);
$this->operatorsBefore = file($dataDir.'operators_before.txt', $options);
$this->operatorsAfter = file($dataDir.'operators_after.txt', $options);
$this->keywordsReserved = file($dataDir . 'keywords_reserved.txt', $options);
$this->keywordsBefore = file($dataDir . 'keywords_before.txt', $options);
$this->keywordsAfter = file($dataDir . 'keywords_after.txt', $options);
$this->operators = file($dataDir . 'operators.txt', $options);
$this->operatorsBefore = file($dataDir . 'operators_before.txt', $options);
$this->operatorsAfter = file($dataDir . 'operators_after.txt', $options);
}
/**
@@ -174,7 +174,7 @@ class JS extends Minify
$js = $this->stripWhitespace($js);
// combine js: separating the scripts by a ;
$content .= $js.";";
$content .= $js . ';';
}
// clean up leftover `;`s from the combination of multiple scripts
@@ -195,18 +195,7 @@ class JS extends Minify
*/
protected function stripComments()
{
// PHP only supports $this inside anonymous functions since 5.4
$minifier = $this;
$callback = function ($match) use ($minifier) {
$count = count($minifier->extracted);
$placeholder = '/*'.$count.'*/';
$minifier->extracted[$placeholder] = $match[0];
return $placeholder;
};
// multi-line comments
$this->registerPattern('/\n?\/\*(!|.*?@license|.*?@preserve).*?\*\/\n?/s', $callback);
$this->registerPattern('/\/\*.*?\*\//s', '');
$this->stripMultilineComments();
// single-line comments
$this->registerPattern('/\/\/.*$/m', '');
@@ -235,7 +224,7 @@ class JS extends Minify
$minifier = $this;
$callback = function ($match) use ($minifier) {
$count = count($minifier->extracted);
$placeholder = '"'.$count.'"';
$placeholder = '"' . $count . '"';
$minifier->extracted[$placeholder] = $match[0];
return $placeholder;
@@ -254,7 +243,7 @@ class JS extends Minify
// of the RegExp methods (a `\` followed by a variable or value is
// likely part of a division, not a regex)
$keywords = array('do', 'in', 'new', 'else', 'throw', 'yield', 'delete', 'return', 'typeof');
$before = '(^|[=:,;\+\-\*\/\}\(\{\[&\|!]|'.implode('|', $keywords).')\s*';
$before = '(^|[=:,;\+\-\*\?\/\}\(\{\[&\|!]|' . implode('|', $keywords) . ')\s*';
$propertiesAndMethods = array(
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp#Properties_2
'constructor',
@@ -274,8 +263,8 @@ class JS extends Minify
);
$delimiters = array_fill(0, count($propertiesAndMethods), '/');
$propertiesAndMethods = array_map('preg_quote', $propertiesAndMethods, $delimiters);
$after = '(?=\s*([\.,;\)\}&\|+]|\/\/|$|\.('.implode('|', $propertiesAndMethods).')))';
$this->registerPattern('/'.$before.'\K'.$pattern.$after.'/', $callback);
$after = '(?=\s*([\.,;:\)\}&\|+]|\/\/|$|\.(' . implode('|', $propertiesAndMethods) . ')))';
$this->registerPattern('/' . $before . '\K' . $pattern . $after . '/', $callback);
// regular expressions following a `)` are rather annoying to detect...
// quite often, `/` after `)` is a division operator & if it happens to
@@ -289,8 +278,8 @@ class JS extends Minify
// if a regex following `)` is not followed by `.<property or method>`,
// it's quite likely not a regex
$before = '\)\s*';
$after = '(?=\s*\.('.implode('|', $propertiesAndMethods).'))';
$this->registerPattern('/'.$before.'\K'.$pattern.$after.'/', $callback);
$after = '(?=\s*\.(' . implode('|', $propertiesAndMethods) . '))';
$this->registerPattern('/' . $before . '\K' . $pattern . $after . '/', $callback);
// 1 more edge case: a regex can be followed by a lot more operators or
// keywords if there's a newline (ASI) in between, where the operator
@@ -298,8 +287,8 @@ class JS extends Minify
// (https://github.com/matthiasmullie/minify/issues/56)
$operators = $this->getOperatorsForRegex($this->operatorsBefore, '/');
$operators += $this->getOperatorsForRegex($this->keywordsReserved, '/');
$after = '(?=\s*\n\s*('.implode('|', $operators).'))';
$this->registerPattern('/'.$pattern.$after.'/', $callback);
$after = '(?=\s*\n\s*(' . implode('|', $operators) . '))';
$this->registerPattern('/' . $pattern . $after . '/', $callback);
}
/**
@@ -343,8 +332,8 @@ class JS extends Minify
unset($operatorsBefore['+'], $operatorsBefore['-'], $operatorsAfter['+'], $operatorsAfter['-']);
$content = preg_replace(
array(
'/('.implode('|', $operatorsBefore).')\s+/',
'/\s+('.implode('|', $operatorsAfter).')/',
'/(' . implode('|', $operatorsBefore) . ')\s+/',
'/\s+(' . implode('|', $operatorsAfter) . ')/',
),
'\\1',
$content
@@ -361,8 +350,8 @@ class JS extends Minify
);
// collapse whitespace around reserved words into single space
$content = preg_replace('/(^|[;\}\s])\K('.implode('|', $keywordsBefore).')\s+/', '\\2 ', $content);
$content = preg_replace('/\s+('.implode('|', $keywordsAfter).')(?=([;\{\s]|$))/', ' \\1', $content);
$content = preg_replace('/(^|[;\}\s])\K(' . implode('|', $keywordsBefore) . ')\s+/', '\\2 ', $content);
$content = preg_replace('/\s+(' . implode('|', $keywordsAfter) . ')(?=([;\{\s]|$))/', ' \\1', $content);
/*
* We didn't strip whitespace after a couple of operators because they
@@ -372,8 +361,8 @@ class JS extends Minify
*/
$operatorsDiffBefore = array_diff($operators, $operatorsBefore);
$operatorsDiffAfter = array_diff($operators, $operatorsAfter);
$content = preg_replace('/('.implode('|', $operatorsDiffBefore).')[^\S\n]+/', '\\1', $content);
$content = preg_replace('/[^\S\n]+('.implode('|', $operatorsDiffAfter).')/', '\\1', $content);
$content = preg_replace('/(' . implode('|', $operatorsDiffBefore) . ')[^\S\n]+/', '\\1', $content);
$content = preg_replace('/[^\S\n]+(' . implode('|', $operatorsDiffAfter) . ')/', '\\1', $content);
/*
* Whitespace after `return` can be omitted in a few occasions
@@ -405,9 +394,26 @@ class JS extends Minify
* to be the for-loop's body... Same goes for while loops.
* I'm going to double that semicolon (if any) so after the next line,
* which strips semicolons here & there, we're still left with this one.
* Note the special recursive construct in the three inner parts of the for:
* (\{([^\{\}]*(?-2))*[^\{\}]*\})? - it is intended to match inline
* functions bodies, e.g.: i<arr.map(function(e){return e}).length.
* Also note that the construct is applied only once and multiplied
* for each part of the for, otherwise it risks a catastrophic backtracking.
* The limitation is that it will not allow closures in more than one
* of the three parts for a specific for() case.
* REGEX throwing catastrophic backtracking: $content = preg_replace('/(for\([^;\{]*(\{([^\{\}]*(?-2))*[^\{\}]*\})?[^;\{]*;[^;\{]*(\{([^\{\}]*(?-2))*[^\{\}]*\})?[^;\{]*;[^;\{]*(\{([^\{\}]*(?-2))*[^\{\}]*\})?[^;\{]*\));(\}|$)/s', '\\1;;\\8', $content);
*/
$content = preg_replace('/(for\([^;\{]*;[^;\{]*;[^;\{]*\));(\}|$)/s', '\\1;;\\2', $content);
$content = preg_replace('/(for\((?:[^;\{]*|[^;\{]*function[^;\{]*(\{([^\{\}]*(?-2))*[^\{\}]*\})?[^;\{]*);[^;\{]*;[^;\{]*\));(\}|$)/s', '\\1;;\\4', $content);
$content = preg_replace('/(for\([^;\{]*;(?:[^;\{]*|[^;\{]*function[^;\{]*(\{([^\{\}]*(?-2))*[^\{\}]*\})?[^;\{]*);[^;\{]*\));(\}|$)/s', '\\1;;\\4', $content);
$content = preg_replace('/(for\([^;\{]*;[^;\{]*;(?:[^;\{]*|[^;\{]*function[^;\{]*(\{([^\{\}]*(?-2))*[^\{\}]*\})?[^;\{]*)\));(\}|$)/s', '\\1;;\\4', $content);
$content = preg_replace('/(for\([^;\{]+\s+in\s+[^;\{]+\));(\}|$)/s', '\\1;;\\2', $content);
/*
* Do the same for the if's that don't have a body but are followed by ;}
*/
$content = preg_replace('/(\bif\s*\([^{;]*\));\}/s', '\\1;;}', $content);
/*
* Below will also keep `;` after a `do{}while();` along with `while();`
* While these could be stripped after do-while, detecting this
@@ -444,7 +450,7 @@ class JS extends Minify
* This will prepare the given array by escaping all characters.
*
* @param string[] $operators
* @param string $delimiter
* @param string $delimiter
*
* @return string[]
*/
@@ -465,7 +471,7 @@ class JS extends Minify
// don't confuse = with other assignment shortcuts (e.g. +=)
$chars = preg_quote('+-*\=<>%&|', $delimiter);
$operators['='] = '(?<!['.$chars.'])\=';
$operators['='] = '(?<![' . $chars . '])\=';
return $operators;
}
@@ -475,7 +481,7 @@ class JS extends Minify
* This will prepare the given array by escaping all characters.
*
* @param string[] $keywords
* @param string $delimiter
* @param string $delimiter
*
* @return string[]
*/
@@ -487,7 +493,7 @@ class JS extends Minify
// add word boundaries
array_walk($keywords, function ($value) {
return '\b'.$value.'\b';
return '\b' . $value . '\b';
});
$keywords = array_combine($keywords, $escaped);
@@ -524,11 +530,11 @@ class JS extends Minify
* array['key-here'] can't be replaced by array.key-here since '-'
* is not a valid character there.
*/
if (!preg_match('/^'.$minifier::REGEX_VARIABLE.'$/u', $property)) {
if (!preg_match('/^' . $minifier::REGEX_VARIABLE . '$/u', $property)) {
return $match[0];
}
return '.'.$property;
return '.' . $property;
};
/*
@@ -549,9 +555,9 @@ class JS extends Minify
* separate look-behind assertions, one for each keyword.
*/
$keywords = $this->getKeywordsForRegex($keywords);
$keywords = '(?<!'.implode(')(?<!', $keywords).')';
$keywords = '(?<!' . implode(')(?<!', $keywords) . ')';
return preg_replace_callback('/(?<='.$previousChar.'|\])'.$keywords.'\[\s*(([\'"])[0-9]+\\2)\s*\]/u', $callback, $content);
return preg_replace_callback('/(?<=' . $previousChar . '|\])' . $keywords . '\[\s*(([\'"])[0-9]+\\2)\s*\]/u', $callback, $content);
}
/**
@@ -575,7 +581,7 @@ class JS extends Minify
return $match[0];
}
return $match[1].($match[2] === 'true' ? '!0' : '!1');
return $match[1] . ($match[2] === 'true' ? '!0' : '!1');
};
$content = preg_replace_callback('/(^|.\s*)\b(true|false)\b(?!:)/', $callback, $content);
+126 -56
View File
@@ -1,6 +1,7 @@
<?php
/**
* Abstract minifier class
* Abstract minifier class.
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
@@ -8,9 +9,11 @@
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
*/
namespace MatthiasMullie\Minify;
use MatthiasMullie\Minify\Exceptions\IOException;
use MatthiasMullie\Minify\Exceptions\PatternMatchException;
use Psr\Cache\CacheItemInterface;
/**
@@ -18,7 +21,6 @@ use Psr\Cache\CacheItemInterface;
*
* Please report bugs on https://github.com/matthiasmullie/minify/issues
*
* @package Minify
* @author Matthias Mullie <minify@mullie.eu>
* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved
* @license MIT License
@@ -44,6 +46,8 @@ abstract class Minify
* been extracted from the JS source code, so we can reliably match "code",
* without having to worry about potential "code-like" characters inside.
*
* @internal
*
* @var string[]
*/
public $extracted = array();
@@ -128,7 +132,7 @@ abstract class Minify
// check if we can read the file
if (!$this->canImportFile($path)) {
throw new IOException('The file "'.$path.'" could not be opened for reading. Check if PHP has enough permissions.');
throw new IOException('The file "' . $path . '" could not be opened for reading. Check if PHP has enough permissions.');
}
$this->add($path);
@@ -227,7 +231,7 @@ abstract class Minify
* Save to file.
*
* @param string $content The minified data
* @param string $path The path to save the minified data to
* @param string $path The path to save the minified data to
*
* @throws IOException
*/
@@ -243,7 +247,10 @@ abstract class Minify
/**
* Register a pattern to execute against the source content.
*
* @param string $pattern PCRE pattern
* If $replacement is a string, it must be plain text. Placeholders like $1 or \2 don't work.
* If you need that functionality, use a callback instead.
*
* @param string $pattern PCRE pattern
* @param string|callable $replacement Replacement value for matched pattern
*/
protected function registerPattern($pattern, $replacement = '')
@@ -254,6 +261,45 @@ abstract class Minify
$this->patterns[] = array($pattern, $replacement);
}
/**
* Both JS and CSS use the same form of multi-line comment, so putting the common code here.
*/
protected function stripMultilineComments()
{
$minifier = $this;
// Pattern for matching comments that we want to preserve
$keepPattern = '/^
# comment content
(?:
# either starts with an !
!
|
# or, after some number of characters which do not end the comment
(?:(?!\*\/).)*?
# there is either a @license or @preserve tag
@(?:license|preserve)
)
/ixs';
$callback = function ($match) use ($minifier, $keepPattern) {
if (preg_match($keepPattern, $match[1])) {
// Preserve the comment
$count = count($minifier->extracted);
$placeholder = '/*' . $count . '*/';
$minifier->extracted[$placeholder] = $match[0];
} else {
// Discard the comment but keep any single line feed
$placeholder = strncmp($match[0], "\n", 1) === 0 || substr($match[0], -1) === "\n"
? "\n"
: '';
}
return $placeholder;
};
$this->registerPattern('/\n?\/\*(.*?)\*\/\n?/s', $callback);
}
/**
* We can't "just" run some regular expressions against JavaScript: it's a
* complex language. E.g. having an occurrence of // xyz would be a comment,
@@ -265,14 +311,18 @@ abstract class Minify
* @param string $content The content to replace patterns in
*
* @return string The (manipulated) content
*
* @throws PatternMatchException
*/
protected function replace($content)
{
$processed = '';
$contentLength = strlen($content);
$output = '';
$processedOffset = 0;
$positions = array_fill(0, count($this->patterns), -1);
$matches = array();
while ($content) {
while ($processedOffset < $contentLength) {
// find first match for all patterns
foreach ($this->patterns as $i => $pattern) {
list($pattern, $replacement) = $pattern;
@@ -285,12 +335,13 @@ abstract class Minify
// no need to re-run matches that are still in the part of the
// content that hasn't been processed
if ($positions[$i] >= 0) {
if ($positions[$i] >= $processedOffset) {
continue;
}
$match = null;
if (preg_match($pattern, $content, $match, PREG_OFFSET_CAPTURE)) {
$matchResult = preg_match($pattern, $content, $match, PREG_OFFSET_CAPTURE, $processedOffset);
if ($matchResult) {
$matches[$i] = $match;
// we'll store the match position as well; that way, we
@@ -298,6 +349,11 @@ abstract class Minify
// the first (we'll still know where those others are)
$positions[$i] = $match[0][1];
} else {
if ($matchResult === false) {
throw PatternMatchException::fromLastError(
"Failed to match pattern '$pattern' at $processedOffset"
);
}
// if the pattern couldn't be matched, there's no point in
// executing it again in later runs on this same content;
// ignore this one until we reach end of content
@@ -307,61 +363,53 @@ abstract class Minify
// no more matches to find: everything's been processed, break out
if (!$matches) {
$processed .= $content;
// output the remaining content
$output .= substr($content, $processedOffset);
break;
}
// see which of the patterns actually found the first thing (we'll
// only want to execute that one, since we're unsure if what the
// other found was not inside what the first found)
$discardLength = min($positions);
$firstPattern = array_search($discardLength, $positions);
$match = $matches[$firstPattern][0][0];
$matchOffset = min($positions);
$firstPattern = array_search($matchOffset, $positions);
$match = $matches[$firstPattern];
// execute the pattern that matches earliest in the content string
list($pattern, $replacement) = $this->patterns[$firstPattern];
$replacement = $this->replacePattern($pattern, $replacement, $content);
list(, $replacement) = $this->patterns[$firstPattern];
// figure out which part of the string was unmatched; that's the
// part we'll execute the patterns on again next
$content = (string) substr($content, $discardLength);
$unmatched = (string) substr($content, strpos($content, $match) + strlen($match));
// move the replaced part to $processed and prepare $content to
// again match batch of patterns against
$processed .= substr($replacement, 0, strlen($replacement) - strlen($unmatched));
$content = $unmatched;
// first match has been replaced & that content is to be left alone,
// the next matches will start after this replacement, so we should
// fix their offsets
foreach ($positions as $i => $position) {
$positions[$i] -= $discardLength + strlen($match);
}
// add the part of the input between $processedOffset and the first match;
// that content wasn't matched by anything
$output .= substr($content, $processedOffset, $matchOffset - $processedOffset);
// add the replacement for the match
$output .= $this->executeReplacement($replacement, $match);
// advance $processedOffset past the match
$processedOffset = $matchOffset + strlen($match[0][0]);
}
return $processed;
return $output;
}
/**
* This is where a pattern is matched against $content and the matches
* are replaced by their respective value.
* This function will be called plenty of times, where $content will always
* move up 1 character.
* If $replacement is a callback, execute it, passing in the match data.
* If it's a string, just pass it through.
*
* @param string $pattern Pattern to match
* @param string|callable $replacement Replacement value
* @param string $content Content to match pattern against
* @param array $match Match data, in PREG_OFFSET_CAPTURE form
*
* @return string
*/
protected function replacePattern($pattern, $replacement, $content)
protected function executeReplacement($replacement, $match)
{
if (is_callable($replacement)) {
return preg_replace_callback($pattern, $replacement, $content, 1, $count);
} else {
return preg_replace($pattern, $replacement, $content, 1, $count);
if (!is_callable($replacement)) {
return $replacement;
}
// convert $match from the PREG_OFFSET_CAPTURE form to the form the callback expects
foreach ($match as &$matchItem) {
$matchItem = $matchItem[0];
}
return $replacement($match);
}
/**
@@ -395,13 +443,18 @@ abstract class Minify
}
$count = count($minifier->extracted);
$placeholder = $match[1].$placeholderPrefix.$count.$match[1];
$minifier->extracted[$placeholder] = $match[1].$match[2].$match[1];
$placeholder = $match[1] . $placeholderPrefix . $count . $match[1];
$minifier->extracted[$placeholder] = $match[1] . $match[2] . $match[1];
return $placeholder;
};
/*
* Quantifier {0,65535} is used instead of *? to avoid exceeding
* backtrack limit with large strings. 65535 is the maximum allowed
* (see https://www.php.net/manual/en/regexp.reference.repetition.php)
* and should be well sufficient for string representations here.
*
* The \\ messiness explained:
* * Don't count ' or " as end-of-string if it's escaped (has backslash
* in front of it)
@@ -413,7 +466,8 @@ abstract class Minify
* considered as escape-char (times 2) and to get it in the regex,
* escaped (times 2)
*/
$this->registerPattern('/(['.$chars.'])(.*?(?<!\\\\)(\\\\\\\\)*+)\\1/s', $callback);
$this->registerPattern('/([' . $chars . '])(.{0,65535}?(?<!\\\\)(\\\\\\\\)*+)\\1/s', $callback);
}
/**
@@ -451,14 +505,20 @@ abstract class Minify
$parsed = parse_url($path);
if (
// file is elsewhere
isset($parsed['host']) ||
isset($parsed['host'])
// file responds to queries (may change, or need to bypass cache)
isset($parsed['query'])
|| isset($parsed['query'])
) {
return false;
}
return strlen($path) < PHP_MAXPATHLEN && @is_file($path) && is_readable($path);
try {
return strlen($path) < PHP_MAXPATHLEN && @is_file($path) && is_readable($path);
}
// catch openbasedir exceptions which are not caught by @ on is_file()
catch (\Exception $e) {
return false;
}
}
/**
@@ -473,7 +533,7 @@ abstract class Minify
protected function openFileForWriting($path)
{
if ($path === '' || ($handler = @fopen($path, 'w')) === false) {
throw new IOException('The file "'.$path.'" could not be opened for writing. Check if PHP has enough permissions.');
throw new IOException('The file "' . $path . '" could not be opened for writing. Check if PHP has enough permissions.');
}
return $handler;
@@ -483,19 +543,29 @@ abstract class Minify
* Attempts to write $content to the file specified by $handler. $path is used for printing exceptions.
*
* @param resource $handler The resource to write to
* @param string $content The content to write
* @param string $path The path to the file (for exception printing only)
* @param string $content The content to write
* @param string $path The path to the file (for exception printing only)
*
* @throws IOException
*/
protected function writeToFile($handler, $content, $path = '')
{
if (
!is_resource($handler) ||
($result = @fwrite($handler, $content)) === false ||
($result < strlen($content))
!is_resource($handler)
|| ($result = @fwrite($handler, $content)) === false
|| ($result < strlen($content))
) {
throw new IOException('The file "'.$path.'" could not be written to. Check your disk space and file permissions.');
throw new IOException('The file "' . $path . '" could not be written to. Check your disk space and file permissions.');
}
}
protected static function str_replace_first($search, $replace, $subject)
{
$pos = strpos($subject, $search);
if ($pos !== false) {
return substr_replace($subject, $replace, $pos, strlen($search));
}
return $subject;
}
}