Minify::add() - Code Metrics - Inspection of "Fix passing array as argument to add" - matthiasmullie/minify - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 089afe...099f5e )

by Matthias

created 2016-10-13 11:45 UTC

Minify::add() B

↳ Parent: Minify

Complexity

Conditions	4
Paths	4

Size

Total Lines	26
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	26
rs	8.5806
c	0
b	0
f	0
cc	4
eloc	10
nc	4
nop	1

<?php

namespace MatthiasMullie\Minify;

use MatthiasMullie\Minify\Exceptions\IOException;
use Psr\Cache\CacheItemInterface;

/**
 * Abstract minifier class.
 *
 * Please report bugs on https://github.com/matthiasmullie/minify/issues
 *
 * @author Matthias Mullie <[email protected]>
 * @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved.
 * @license MIT License
 */
abstract class Minify
{
    /**
     * The data to be minified.
     *
     * @var string[]
     */
    protected $data = array();

    /**
     * Array of patterns to match.
     *
     * @var string[]
     */
    protected $patterns = array();

    /**
     * This array will hold content of strings and regular expressions that have
     * been extracted from the JS source code, so we can reliably match "code",
     * without having to worry about potential "code-like" characters inside.
     *
     * @var string[]
     */
    public $extracted = array();

    /**
     * Init the minify class - optionally, code may be passed along already.
     */
    public function __construct(/* $data = null, ... */)
    {
        // it's possible to add the source through the constructor as well ;)
        if (func_num_args()) {
            call_user_func_array(array($this, 'add'), func_get_args());
        }
    }

    /**
     * Add a file or straight-up code to be minified.
     *
     * @param string|string[] $data
     */
    public function add($data /* $data = null, ... */)
    {
        // bogus "usage" of parameter $data: scrutinizer warns this variable is
        // not used (we're using func_get_args instead to support overloading),
        // but it still needs to be defined because it makes no sense to have
        // this function without argument :)
        $args = array($data) + func_get_args();

        // this method can be overloaded
        foreach ($args as $data) {
            if (is_array($data)) {
                call_user_func_array(array($this, 'add'), $data);
                continue;
            }

            // redefine var
            $data = (string) $data;

            // load data
            $value = $this->load($data);
            $key = ($data != $value) ? $data : count($this->data);

            // store data
            $this->data[$key] = $value;
        }
    }

    /**
     * Minify the data & (optionally) saves it to a file.
     *
     * @param string[optional] $path Path to write the data to.
     *
     * @return string The minified data.
     */
    public function minify($path = null)
    {
        $content = $this->execute($path);

        // save to path
        if ($path !== null) {
            $this->save($content, $path);
        }

        return $content;
    }

    /**
     * Minify & gzip the data & (optionally) saves it to a file.
     *
     * @param string[optional] $path  Path to write the data to.
     * @param int[optional]    $level Compression level, from 0 to 9.
     *
     * @return string The minified & gzipped data.
     */
    public function gzip($path = null, $level = 9)
    {
        $content = $this->execute($path);
        $content = gzencode($content, $level, FORCE_GZIP);

        // save to path
        if ($path !== null) {
            $this->save($content, $path);
        }

        return $content;
    }

    /**
     * Minify the data & write it to a CacheItemInterface object.
     *
     * @param CacheItemInterface $item Cache item to write the data to.
     *
     * @return CacheItemInterface Cache item with the minifier data.
     */
    public function cache(CacheItemInterface $item)
    {
        $content = $this->execute();
        $item->set($content);

        return $item;
    }

    /**
     * Minify the data.
     *
     * @param string[optional] $path Path to write the data to.
     *
     * @return string The minified data.
     */
    abstract public function execute($path = null);

    /**
     * Load data.
     *
     * @param string $data Either a path to a file or the content itself.
     *
     * @return string
     */
    protected function load($data)
    {
        // check if the data is a file
        if ($this->canImportFile($data)) {
            $data = file_get_contents($data);

            // strip BOM, if any
            if (substr($data, 0, 3) == "\xef\xbb\xbf") {
                $data = substr($data, 3);
            }
        }

        return $data;
    }

    /**
     * Save to file.
     *
     * @param string $content The minified data.
     * @param string $path    The path to save the minified data to.
     *
     * @throws IOException
     */
    protected function save($content, $path)
    {
        $handler = $this->openFileForWriting($path);

        $this->writeToFile($handler, $content);

        @fclose($handler);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
    }

    /**
     * Register a pattern to execute against the source content.
     *
     * @param string          $pattern     PCRE pattern.
     * @param string|callable $replacement Replacement value for matched pattern.
     */
    protected function registerPattern($pattern, $replacement = '')
    {
        // study the pattern, we'll execute it more than once
        $pattern .= 'S';

        $this->patterns[] = array($pattern, $replacement);
    }

    /**
     * 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,
     * unless it's used within a string. Of you could have something that looks
     * like a 'string', but inside a comment.
     * The only way to accurately replace these pieces is to traverse the JS one
     * character at a time and try to find whatever starts first.
     *
     * @param string $content The content to replace patterns in.
     *
     * @return string The (manipulated) content.
     */
    protected function replace($content)
    {
        $processed = '';
        $positions = array_fill(0, count($this->patterns), -1);
        $matches = array();

        while ($content) {
            // find first match for all patterns
            foreach ($this->patterns as $i => $pattern) {
                list($pattern, $replacement) = $pattern;

                // no need to re-run matches that are still in the part of the
                // content that hasn't been processed
                if ($positions[$i] >= 0) {
                    continue;
                }

                $match = null;
                if (preg_match($pattern, $content, $match)) {
                    $matches[$i] = $match;

                    // we'll store the match position as well; that way, we
                    // don't have to redo all preg_matches after changing only
                    // the first (we'll still know where those others are)
                    $positions[$i] = strpos($content, $match[0]);
                } else {
                    // if the pattern couldn't be matched, there's no point in
                    // executing it again in later runs on this same content;
                    // ignore this one until we reach end of content
                    unset($matches[$i]);
                    $positions[$i] = strlen($content);
                }
            }

            // no more matches to find: everything's been processed, break out
            if (!$matches) {

                $processed .= $content;
                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];

            // execute the pattern that matches earliest in the content string
            list($pattern, $replacement) = $this->patterns[$firstPattern];
            $replacement = $this->replacePattern($pattern, $replacement, $content);

            // figure out which part of the string was unmatched; that's the
            // part we'll execute the patterns on again next
            $content = substr($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);
            }
        }

        return $processed;
    }

    /**
     * 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.
     *
     * @param string          $pattern     Pattern to match.
     * @param string|callable $replacement Replacement value.
     * @param string          $content     Content to match pattern against.
     *
     * @return string
     */
    protected function replacePattern($pattern, $replacement, $content)
    {
        if (is_callable($replacement)) {
            return preg_replace_callback($pattern, $replacement, $content, 1, $count);
        } else {
            return preg_replace($pattern, $replacement, $content, 1, $count);
        }
    }

    /**
     * Strings are a pattern we need to match, in order to ignore potential
     * code-like content inside them, but we just want all of the string
     * content to remain untouched.
     *
     * This method will replace all string content with simple STRING#
     * placeholder text, so we've rid all strings from characters that may be
     * misinterpreted. Original string content will be saved in $this->extracted
     * and after doing all other minifying, we can restore the original content
     * via restoreStrings().
     *
     * @param string[optional] $chars
     */
    protected function extractStrings($chars = '\'"')
    {
        // PHP only supports $this inside anonymous functions since 5.4
        $minifier = $this;
        $callback = function ($match) use ($minifier) {
            // check the second index here, because the first always contains a quote
            if ($match[2] === '') {
                /*
                 * Empty strings need no placeholder; they can't be confused for
                 * anything else anyway.
                 * But we still needed to match them, for the extraction routine
                 * to skip over this particular string.
                 */
                return $match[0];
            }

            $count = count($minifier->extracted);
            $placeholder = $match[1].$count.$match[1];
            $minifier->extracted[$placeholder] = $match[1].$match[2].$match[1];

            return $placeholder;
        };

        /*
         * The \\ messiness explained:
         * * Don't count ' or " as end-of-string if it's escaped (has backslash
         * in front of it)
         * * Unless... that backslash itself is escaped (another leading slash),
         * in which case it's no longer escaping the ' or "
         * * So there can be either no backslash, or an even number
         * * multiply all of that times 4, to account for the escaping that has
         * to be done to pass the backslash into the PHP string without it being
         * considered as escape-char (times 2) and to get it in the regex,
         * escaped (times 2)
         */
        $this->registerPattern('/(['.$chars.'])(.*?(?<!\\\\)(\\\\\\\\)*+)\\1/s', $callback);
    }

    /**
     * This method will restore all extracted data (strings, regexes) that were
     * replaced with placeholder text in extract*(). The original content was
     * saved in $this->extracted.
     *
     * @param string $content
     *
     * @return string
     */
    protected function restoreExtractedData($content)
    {
        if (!$this->extracted) {

            // nothing was extracted, nothing to restore
            return $content;
        }

        $content = strtr($content, $this->extracted);

        $this->extracted = array();

        return $content;
    }

    /**
     * Check if the path is a regular file and can be read.
     *
     * @param string $path
     *
     * @return bool
     */
    protected function canImportFile($path)
    {
        return strlen($path) < PHP_MAXPATHLEN && @is_file($path) && is_readable($path);
    }

    /**
     * Attempts to open file specified by $path for writing.
     *
     * @param string $path The path to the file.
     *
     * @return resource Specifier for the target file.
     *
     * @throws IOException
     */
    protected function openFileForWriting($path)
    {
        if (($handler = @fopen($path, 'w')) === false) {
            throw new IOException('The file "'.$path.'" could not be opened for writing. Check if PHP has enough permissions.');
        }

        return $handler;
    }

    /**
     * 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   $path    The path to the file (for exception printing only).
     *
     * @throws IOException
     */
    protected function writeToFile($handler, $content, $path = '')
    {
        if (($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.');
        }
    }
}


1			<?php
2
3			namespace MatthiasMullie\Minify;
4
5			use MatthiasMullie\Minify\Exceptions\IOException;
6			use Psr\Cache\CacheItemInterface;
7
8			/**
9			* Abstract minifier class.
10			*
11			* Please report bugs on https://github.com/matthiasmullie/minify/issues
12			*
13			* @author Matthias Mullie <[email protected]>
14			* @copyright Copyright (c) 2012, Matthias Mullie. All rights reserved.
15			* @license MIT License
16			*/
17			abstract class Minify
18			{
19			/**
20			* The data to be minified.
21			*
22			* @var string[]
23			*/
24			protected $data = array();
25
26			/**
27			* Array of patterns to match.
28			*
29			* @var string[]
30			*/
31			protected $patterns = array();
32
33			/**
34			* This array will hold content of strings and regular expressions that have
35			* been extracted from the JS source code, so we can reliably match "code",
36			* without having to worry about potential "code-like" characters inside.
37			*
38			* @var string[]
39			*/
40			public $extracted = array();
41
42			/**
43			* Init the minify class - optionally, code may be passed along already.
44			*/
45			public function __construct(/* $data = null, ... */)
46			{
47			// it's possible to add the source through the constructor as well ;)
48			if (func_num_args()) {
49			call_user_func_array(array($this, 'add'), func_get_args());
50			}
51			}
52
53			/**
54			* Add a file or straight-up code to be minified.
55			*
56			* @param string\|string[] $data
57			*/
58			public function add($data /* $data = null, ... */)
59			{
60			// bogus "usage" of parameter $data: scrutinizer warns this variable is
61			// not used (we're using func_get_args instead to support overloading),
62			// but it still needs to be defined because it makes no sense to have
63			// this function without argument :)
64			$args = array($data) + func_get_args();
65
66			// this method can be overloaded
67			foreach ($args as $data) {
68			if (is_array($data)) {
69			call_user_func_array(array($this, 'add'), $data);
70			continue;
71			}
72
73			// redefine var
74			$data = (string) $data;
75
76			// load data
77			$value = $this->load($data);
78			$key = ($data != $value) ? $data : count($this->data);
79
80			// store data
81			$this->data[$key] = $value;
82			}
83			}
84
85			/**
86			* Minify the data & (optionally) saves it to a file.
87			*
88			* @param string[optional] $path Path to write the data to.
89			*
90			* @return string The minified data.
91			*/
92			public function minify($path = null)
93			{
94			$content = $this->execute($path);
95
96			// save to path
97			if ($path !== null) {
98			$this->save($content, $path);
99			}
100
101			return $content;
102			}
103
104			/**
105			* Minify & gzip the data & (optionally) saves it to a file.
106			*
107			* @param string[optional] $path Path to write the data to.
108			* @param int[optional] $level Compression level, from 0 to 9.
109			*
110			* @return string The minified & gzipped data.
111			*/
112			public function gzip($path = null, $level = 9)
113			{
114			$content = $this->execute($path);
115			$content = gzencode($content, $level, FORCE_GZIP);
116
117			// save to path
118			if ($path !== null) {
119			$this->save($content, $path);
120			}
121
122			return $content;
123			}
124
125			/**
126			* Minify the data & write it to a CacheItemInterface object.
127			*
128			* @param CacheItemInterface $item Cache item to write the data to.
129			*
130			* @return CacheItemInterface Cache item with the minifier data.
131			*/
132			public function cache(CacheItemInterface $item)
133			{
134			$content = $this->execute();
135			$item->set($content);
136
137			return $item;
138			}
139
140			/**
141			* Minify the data.
142			*
143			* @param string[optional] $path Path to write the data to.
144			*
145			* @return string The minified data.
146			*/
147			abstract public function execute($path = null);
148
149			/**
150			* Load data.
151			*
152			* @param string $data Either a path to a file or the content itself.
153			*
154			* @return string
155			*/
156			protected function load($data)
157			{
158			// check if the data is a file
159			if ($this->canImportFile($data)) {
160			$data = file_get_contents($data);
161
162			// strip BOM, if any
163			if (substr($data, 0, 3) == "\xef\xbb\xbf") {
164			$data = substr($data, 3);
165			}
166			}
167
168			return $data;
169			}
170
171			/**
172			* Save to file.
173			*
174			* @param string $content The minified data.
175			* @param string $path The path to save the minified data to.
176			*
177			* @throws IOException
178			*/
179			protected function save($content, $path)
180			{
181			$handler = $this->openFileForWriting($path);
182
183			$this->writeToFile($handler, $content);
184
185			@fclose($handler);
			0 ignored issues – show Security Best Practice introduced 2015-12-17 21:43 UTC by Report Bug Copy Issue Report It seems like you do not handle an error condition here. This can introduce security issues, and is generally not recommended. If you suppress an error, we recommend checking for the error condition explicitly: // For example instead of @mkdir($dir); // Better use if (@mkdir($dir) === false) { throw new \RuntimeException('The directory '.$dir.' could not be created.'); } Loading history...
186			}
187
188			/**
189			* Register a pattern to execute against the source content.
190			*
191			* @param string $pattern PCRE pattern.
192			* @param string\|callable $replacement Replacement value for matched pattern.
193			*/
194			protected function registerPattern($pattern, $replacement = '')
195			{
196			// study the pattern, we'll execute it more than once
197			$pattern .= 'S';
198
199			$this->patterns[] = array($pattern, $replacement);
200			}
201
202			/**
203			* We can't "just" run some regular expressions against JavaScript: it's a
204			* complex language. E.g. having an occurrence of // xyz would be a comment,
205			* unless it's used within a string. Of you could have something that looks
206			* like a 'string', but inside a comment.
207			* The only way to accurately replace these pieces is to traverse the JS one
208			* character at a time and try to find whatever starts first.
209			*
210			* @param string $content The content to replace patterns in.
211			*
212			* @return string The (manipulated) content.
213			*/
214			protected function replace($content)
215			{
216			$processed = '';
217			$positions = array_fill(0, count($this->patterns), -1);
218			$matches = array();
219
220			while ($content) {
221			// find first match for all patterns
222			foreach ($this->patterns as $i => $pattern) {
223			list($pattern, $replacement) = $pattern;
224
225			// no need to re-run matches that are still in the part of the
226			// content that hasn't been processed
227			if ($positions[$i] >= 0) {
228			continue;
229			}
230
231			$match = null;
232			if (preg_match($pattern, $content, $match)) {
233			$matches[$i] = $match;
234
235			// we'll store the match position as well; that way, we
236			// don't have to redo all preg_matches after changing only
237			// the first (we'll still know where those others are)
238			$positions[$i] = strpos($content, $match[0]);
239			} else {
240			// if the pattern couldn't be matched, there's no point in
241			// executing it again in later runs on this same content;
242			// ignore this one until we reach end of content
243			unset($matches[$i]);
244			$positions[$i] = strlen($content);
245			}
246			}
247
248			// no more matches to find: everything's been processed, break out
249			if (!$matches) {
			0 ignored issues – show Bug Best Practice introduced 2015-12-17 21:43 UTC by Report Bug Copy Issue Report The expression `$matches` of type `array` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history...
250			$processed .= $content;
251			break;
252			}
253
254			// see which of the patterns actually found the first thing (we'll
255			// only want to execute that one, since we're unsure if what the
256			// other found was not inside what the first found)
257			$discardLength = min($positions);
258			$firstPattern = array_search($discardLength, $positions);
259			$match = $matches[$firstPattern][0];
260
261			// execute the pattern that matches earliest in the content string
262			list($pattern, $replacement) = $this->patterns[$firstPattern];
263			$replacement = $this->replacePattern($pattern, $replacement, $content);
264
265			// figure out which part of the string was unmatched; that's the
266			// part we'll execute the patterns on again next
267			$content = substr($content, $discardLength);
268			$unmatched = (string) substr($content, strpos($content, $match) + strlen($match));
269
270			// move the replaced part to $processed and prepare $content to
271			// again match batch of patterns against
272			$processed .= substr($replacement, 0, strlen($replacement) - strlen($unmatched));
273			$content = $unmatched;
274
275			// first match has been replaced & that content is to be left alone,
276			// the next matches will start after this replacement, so we should
277			// fix their offsets
278			foreach ($positions as $i => $position) {
279			$positions[$i] -= $discardLength + strlen($match);
280			}
281			}
282
283			return $processed;
284			}
285
286			/**
287			* This is where a pattern is matched against $content and the matches
288			* are replaced by their respective value.
289			* This function will be called plenty of times, where $content will always
290			* move up 1 character.
291			*
292			* @param string $pattern Pattern to match.
293			* @param string\|callable $replacement Replacement value.
294			* @param string $content Content to match pattern against.
295			*
296			* @return string
297			*/
298			protected function replacePattern($pattern, $replacement, $content)
299			{
300			if (is_callable($replacement)) {
301			return preg_replace_callback($pattern, $replacement, $content, 1, $count);
302			} else {
303			return preg_replace($pattern, $replacement, $content, 1, $count);
304			}
305			}
306
307			/**
308			* Strings are a pattern we need to match, in order to ignore potential
309			* code-like content inside them, but we just want all of the string
310			* content to remain untouched.
311			*
312			* This method will replace all string content with simple STRING#
313			* placeholder text, so we've rid all strings from characters that may be
314			* misinterpreted. Original string content will be saved in $this->extracted
315			* and after doing all other minifying, we can restore the original content
316			* via restoreStrings().
317			*
318			* @param string[optional] $chars
319			*/
320			protected function extractStrings($chars = '\'"')
321			{
322			// PHP only supports $this inside anonymous functions since 5.4
323			$minifier = $this;
324			$callback = function ($match) use ($minifier) {
325			// check the second index here, because the first always contains a quote
326			if ($match[2] === '') {
327			/*
328			* Empty strings need no placeholder; they can't be confused for
329			* anything else anyway.
330			* But we still needed to match them, for the extraction routine
331			* to skip over this particular string.
332			*/
333			return $match[0];
334			}
335
336			$count = count($minifier->extracted);
337			$placeholder = $match[1].$count.$match[1];
338			$minifier->extracted[$placeholder] = $match[1].$match[2].$match[1];
339
340			return $placeholder;
341			};
342
343			/*
344			* The \\ messiness explained:
345			* * Don't count ' or " as end-of-string if it's escaped (has backslash
346			* in front of it)
347			* * Unless... that backslash itself is escaped (another leading slash),
348			* in which case it's no longer escaping the ' or "
349			* * So there can be either no backslash, or an even number
350			* * multiply all of that times 4, to account for the escaping that has
351			* to be done to pass the backslash into the PHP string without it being
352			* considered as escape-char (times 2) and to get it in the regex,
353			* escaped (times 2)
354			*/
355			$this->registerPattern('/(['.$chars.'])(.?(?<!\\\\)(\\\\\\\\)+)\\1/s', $callback);
356			}
357
358			/**
359			* This method will restore all extracted data (strings, regexes) that were
360			* replaced with placeholder text in extract*(). The original content was
361			* saved in $this->extracted.
362			*
363			* @param string $content
364			*
365			* @return string
366			*/
367			protected function restoreExtractedData($content)
368			{
369			if (!$this->extracted) {
			0 ignored issues – show Bug Best Practice introduced 2015-12-17 21:43 UTC by Report Bug Copy Issue Report The expression `$this->extracted` of type `string[]` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history...
370			// nothing was extracted, nothing to restore
371			return $content;
372			}
373
374			$content = strtr($content, $this->extracted);
375
376			$this->extracted = array();
377
378			return $content;
379			}
380
381			/**
382			* Check if the path is a regular file and can be read.
383			*
384			* @param string $path
385			*
386			* @return bool
387			*/
388			protected function canImportFile($path)
389			{
390			return strlen($path) < PHP_MAXPATHLEN && @is_file($path) && is_readable($path);
391			}
392
393			/**
394			* Attempts to open file specified by $path for writing.
395			*
396			* @param string $path The path to the file.
397			*
398			* @return resource Specifier for the target file.
399			*
400			* @throws IOException
401			*/
402			protected function openFileForWriting($path)
403			{
404			if (($handler = @fopen($path, 'w')) === false) {
405			throw new IOException('The file "'.$path.'" could not be opened for writing. Check if PHP has enough permissions.');
406			}
407
408			return $handler;
409			}
410
411			/**
412			* Attempts to write $content to the file specified by $handler. $path is used for printing exceptions.
413			*
414			* @param resource $handler The resource to write to.
415			* @param string $content The content to write.
416			* @param string $path The path to the file (for exception printing only).
417			*
418			* @throws IOException
419			*/
420			protected function writeToFile($handler, $content, $path = '')
421			{
422			if (($result = @fwrite($handler, $content)) === false \|\| ($result < strlen($content))) {
423			throw new IOException('The file "'.$path.'" could not be written to. Check your disk space and file permissions.');
424			}
425			}
426			}
427

matthiasmullie / minify

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Minify::add() B

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