FileHandler::clearStatCache() - Code Metrics - Inspection of "Merge branch 'hotfix/1.9.1'" - xpressengine/xe-core - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — master ( 8a2f54...8e2d68 )

by gyeong-won
created 2017-12-07 03:27 UTC
FileHandler::clearStatCache() A

↳ Parent: FileHandler
Complexity

Conditions	4
Paths	3
Size

Total Lines	17
Code Lines	8
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	4
eloc	8
nc	3
nop	2
dl	0
loc	17
rs	9.2
c	0
b	0
f	0
<?php
/* Copyright (C) NAVER <http://www.navercorp.com> */

/**
 * Contains methods for accessing file system
 *
 * @author NAVER ([email protected])
 */
class FileHandler
{

	/**
	 * Changes path of target file, directory into absolute path
	 *
	 * @param string $source path to change into absolute path
	 * @return string Absolute path
	 */
	function getRealPath($source)
	{
		if(strlen($source) >= 2 && substr_compare($source, './', 0, 2) === 0)
		{
			return _XE_PATH_ . substr($source, 2);
		}

		return $source;
	}

	/**
	 * Copy a directory to target
	 *
	 * If target directory does not exist, this function creates it
	 *
	 * @param string $source_dir Path of source directory
	 * @param string $target_dir Path of target dir
	 * @param string $filter Regex to filter files. If file matches this regex, the file is not copied.
	 * @param string $type If set as 'force'. Even if the file exists in target, the file is copied.
	 * @return void
	 */
	function copyDir($source_dir, $target_dir, $filter = null, $type = null)
	{
		$source_dir = self::getRealPath($source_dir);
		$target_dir = self::getRealPath($target_dir);
		if(!is_dir($source_dir))
		{
			return FALSE;
		}

		// generate when no target exists
		self::makeDir($target_dir);

		if(substr($source_dir, -1) != DIRECTORY_SEPARATOR)
		{
			$source_dir .= DIRECTORY_SEPARATOR;
		}

		if(substr($target_dir, -1) != DIRECTORY_SEPARATOR)
		{
			$target_dir .= DIRECTORY_SEPARATOR;
		}

		$oDir = dir($source_dir);
		while($file = $oDir->read())
		{
			if($file{0} == '.')
			{
				continue;
			}

			if($filter && preg_match($filter, $file))
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
			{
				continue;
			}

			if(is_dir($source_dir . $file))
			{
				self::copyDir($source_dir . $file, $target_dir . $file, $type);
			}
			else
			{
				if($type == 'force')
				{
					@unlink($target_dir . $file);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
				}
				else
				{
					if(!file_exists($target_dir . $file))
					{
						@copy($source_dir . $file, $target_dir . $file);
// For example instead of
@mkdir($dir);

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

	/**
	 * Copy a file to target
	 *
	 * @param string $source Path of source file
	 * @param string $target Path of target file
	 * @param string $force Y: overwrite
	 * @return void
	 */
	function copyFile($source, $target, $force = 'Y')
	{
		setlocale(LC_CTYPE, 'en_US.UTF8', 'ko_KR.UTF8');
		$source = self::getRealPath($source);
		$target_dir = self::getRealPath(dirname($target));
		$target = basename($target);

		self::makeDir($target_dir);

		if($force == 'Y')
		{
			@unlink($target_dir . DIRECTORY_SEPARATOR . $target);
// For example instead of
@mkdir($dir);

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

		@copy($source, $target_dir . DIRECTORY_SEPARATOR . $target);
// For example instead of
@mkdir($dir);

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

	/**
	 * Returns the content of the file
	 *
	 * @param string $filename Path of target file
	 * @return string The content of the file. If target file does not exist, this function returns nothing.
	 */
	function readFile($filename)
	{
		if(($filename = self::exists($filename)) === FALSE || filesize($filename) < 1)
		{
			return;
		}

		return @file_get_contents($filename);
	}

	/**
	 * Write $buff into the specified file
	 *
	 * @param string $filename Path of target file
	 * @param string $buff Content to be written
	 * @param string $mode a(append) / w(write)
	 * @return void
	 */
	function writeFile($filename, $buff, $mode = "w")
	{
		$filename = self::getRealPath($filename);
		$pathinfo = pathinfo($filename);
		self::makeDir($pathinfo['dirname']);

		$flags = 0;
		if(strtolower($mode) == 'a')
		{
			$flags = FILE_APPEND;
		}

		@file_put_contents($filename, $buff, $flags|LOCK_EX);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
		@chmod($filename, 0644);
// For example instead of
@mkdir($dir);

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

	/**
	 * Remove a file
	 *
	 * @param string $filename path of target file
	 * @return bool Returns TRUE on success or FALSE on failure.
	 */
	function removeFile($filename)
	{
		return (($filename = self::exists($filename)) !== FALSE) && @unlink($filename);
	}

	/**
	 * Rename a file
	 *
	 * In order to move a file, use this function.
	 *
	 * @param string $source Path of source file
	 * @param string $target Path of target file
	 * @return bool Returns TRUE on success or FALSE on failure.
	 */
	function rename($source, $target)
	{
		return @rename(self::getRealPath($source), self::getRealPath($target));
	}

	/**
	 * Move a file
	 *
	 * @param string $source Path of source file
	 * @param string $target Path of target file
	 * @return bool Returns TRUE on success or FALSE on failure.
	 */
	function moveFile($source, $target)
	{
		if(($source = self::exists($source)) !== FALSE)
		{
			self::removeFile($target);
			return self::rename($source, $target);
		}
		return FALSE;
	}

	/**
	 * Move a directory
	 *
	 * This function just wraps rename function.
	 *
	 * @param string $source_dir Path of source directory
	 * @param string $target_dir Path of target directory
	 * @return void
	 */
	function moveDir($source_dir, $target_dir)
	{
		self::rename($source_dir, $target_dir);
	}

	/**
	 * Return list of the files in the path
	 *
	 * The array does not contain files, such as '.', '..', and files starting with '.'
	 *
	 * @param string $path Path of target directory
	 * @param string $filter If specified, return only files matching with the filter
	 * @param bool $to_lower If TRUE, file names will be changed into lower case.
	 * @param bool $concat_prefix If TRUE, return file name as absolute path
	 * @return string[] Array of the filenames in the path
	 */
	function readDir($path, $filter = '', $to_lower = FALSE, $concat_prefix = FALSE)
	{
		$path = self::getRealPath($path);
		$output = array();

		if(substr($path, -1) != '/')
		{
			$path .= '/';
		}

		if(!is_dir($path))
		{
			return $output;
		}

		$files = scandir($path);
		foreach($files as $file)
		{
			if($file{0} == '.' || ($filter && !preg_match($filter, $file)))
			{
				continue;
			}

			if($to_lower)
			{
				$file = strtolower($file);
			}

			if($filter)
			{
				$file = preg_replace($filter, '$1', $file);
			}

			if($concat_prefix)
			{
				$file = sprintf('%s%s', str_replace(_XE_PATH_, '', $path), $file);
			}

			$output[] = str_replace(array('/\\', '//'), '/', $file);
		}

		return $output;
	}

	/**
	 * Creates a directory
	 *
	 * This function creates directories recursively, which means that if ancestors of the target directory does not exist, they will be created too.
	 *
	 * @param string $path_string Path of target directory
	 * @return bool TRUE if success. It might return nothing when ftp is used and connection to the ftp address failed.
	 */
	function makeDir($path_string)
	{
		if(self::exists($path_string) !== FALSE)
		{
			return TRUE;
		}

		if(!ini_get('safe_mode'))
		{
			@mkdir($path_string, 0755, TRUE);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
			@chmod($path_string, 0755);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
		}
		// if safe_mode is on, use FTP
		else
		{
			static $oFtp = NULL;

			$ftp_info = Context::getFTPInfo();
			if($oFtp == NULL)
			{
				if(!Context::isFTPRegisted())
				{
					return;
				}

				require_once(_XE_PATH_ . 'libs/ftp.class.php');
				$oFtp = new ftp();
				if(!$ftp_info->ftp_host)
				{
					$ftp_info->ftp_host = "127.0.0.1";
				}
				if(!$ftp_info->ftp_port)
				{
					$ftp_info->ftp_port = 21;
				}
				if(!$oFtp->ftp_connect($ftp_info->ftp_host, $ftp_info->ftp_port))
				{
					return;
				}
				if(!$oFtp->ftp_login($ftp_info->ftp_user, $ftp_info->ftp_password))
				{
					$oFtp->ftp_quit();
					return;
				}
			}

			if(!($ftp_path = $ftp_info->ftp_root_path))
			{
				$ftp_path = DIRECTORY_SEPARATOR;
			}

			$path_string = str_replace(_XE_PATH_, '', $path_string);
			$path_list = explode(DIRECTORY_SEPARATOR, $path_string);

			$path = _XE_PATH_;
			for($i = 0, $c = count($path_list); $i < $c; $i++)
			{
				if(!$path_list[$i])
				{
					continue;
				}

				$path .= $path_list[$i] . DIRECTORY_SEPARATOR;
				$ftp_path .= $path_list[$i] . DIRECTORY_SEPARATOR;
				if(!is_dir($path))
				{
					$oFtp->ftp_mkdir($ftp_path);
					$oFtp->ftp_site("CHMOD 777 " . $ftp_path);
				}
			}
		}

		return is_dir($path_string);
	}

	/**
	 * Remove all files under the path
	 *
	 * @param string $path Path of the target directory
	 * @return void
	 */
	function removeDir($path)

	{
		if(($path = self::isDir($path)) === FALSE)
		{
			return;
		}

		if(self::isDir($path))
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
		{
			$files = array_diff(scandir($path), array('..', '.'));

			foreach($files as $file)
			{
				if(($target = self::getRealPath($path . DIRECTORY_SEPARATOR . $file)) === FALSE)
				{
					continue;
				}

				if(is_dir($target))
				{
					self::removeDir($target);
				}
				else
				{
					unlink($target);
				}
			}
			rmdir($path);
		}
		else
		{
			unlink($path);
		}
	}

	/**
	 * Remove a directory only if it is empty
	 *
	 * @param string $path Path of the target directory
	 * @return void
	 */
	function removeBlankDir($path)
	{
		if(($path = self::isDir($path)) === FALSE)
		{
			return;
		}

		$files = array_diff(scandir($path), array('..', '.'));

		if(count($files) < 1)
		{
			rmdir($path);
			return;
		}

		foreach($files as $file)
		{
			if(($target = self::isDir($path . DIRECTORY_SEPARATOR . $file)) === FALSE)
			{
				continue;
			}

			self::removeBlankDir($target);
		}
	}

	/**
	 * Remove files in the target directory
	 *
	 * This function keeps the directory structure.
	 *
	 * @param string $path Path of the target directory
	 * @return void
	 */
	function removeFilesInDir($path)

	{
		if(($path = self::getRealPath($path)) === FALSE)
		{
			return;
		}

		if(is_dir($path))
		{
			$files = array_diff(scandir($path), array('..', '.'));

			foreach($files as $file)
			{
				if(($target = self::getRealPath($path . DIRECTORY_SEPARATOR . $file)) === FALSE)
				{
					continue;
				}

				if(is_dir($target))
				{
					self::removeFilesInDir($target);
				}
				else
				{
					unlink($target);
				}
			}
		}
		else
		{
			if(self::exists($path)) unlink($path);
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
		}

	}

	/**
	 * Makes file size byte into KB, MB according to the size
	 *
	 * @see self::returnBytes()
	 * @param int $size Number of the size
	 * @return string File size string
	 */
	function filesize($size)
	{
		if(!$size)
		{
			return '0Byte';
		}

		if($size === 1)
		{
			return '1Byte';
		}

		if($size < 1024)
		{
			return $size . 'Bytes';
		}

		if($size >= 1024 && $size < 1024 * 1024)
		{
			return sprintf("%0.1fKB", $size / 1024);
		}

		return sprintf("%0.2fMB", $size / (1024 * 1024));
	}

	/**
	 * Return remote file's content via HTTP
	 *
	 * If the target is moved (when return code is 300~399), this function follows the location specified response header.
	 *
	 * @param string $url The address of the target file
	 * @param string $body HTTP request body
	 * @param int $timeout Connection timeout
	 * @param string $method GET/POST
	 * @param string $content_type Content type header of HTTP request
	 * @param string[] $headers Headers key value array.
	 * @param string[] $cookies Cookies key value array.
	 * @param string $post_data Request arguments array for POST method
	 * @return string If success, the content of the target file. Otherwise: none
	 */
	function getRemoteResource($url, $body = null, $timeout = 3, $method = 'GET', $content_type = null, $headers = array(), $cookies = array(), $post_data = array(), $request_config = array())
	{
		require_once(_XE_PATH_ . 'libs/idna_convert/idna_convert.class.php');
		$IDN = new idna_convert(array('idn_version' => 2008));
		$url = $IDN->encode($url);

		try
		{
			requirePear();
			require_once('HTTP/Request.php');

			$parsed_url = parse_url(__PROXY_SERVER__);
			if($parsed_url["host"] && $parsed_url["path"])
			{
				// Old style proxy server support (POST payload to proxy script)
				$oRequest = new HTTP_Request(__PROXY_SERVER__);
				$oRequest->setMethod('POST');
				$oRequest->addPostData('arg', serialize(array('Destination' => $url, 'method' => $method, 'body' => $body, 'content_type' => $content_type, "headers" => $headers, "post_data" => $post_data)));
			}
			else
			{
				$oRequest = new HTTP_Request($url);
<?php

function getDate($date)
{
    if ($date !== null) {
        return new DateTime($date);
    }

    return false;
}

				// New style proxy server support (Use HTTP_Request2 native config format)
				if($parsed_url['host'])
				{
					$request_config['proxy_host'] = $parsed_url['host'];
					$request_config['proxy_port'] = $parsed_url['port'] ? $parsed_url['port'] : '';
					$request_config['proxy_user'] = rawurldecode($parsed_url['user'] ? $parsed_url['user'] : '');
					$request_config['proxy_password'] = rawurldecode($parsed_url['pass'] ? $parsed_url['pass'] : '');
					$request_config['proxy_type'] = $parsed_url['scheme'] ? $parsed_url['scheme'] : 'http';
				}

				if(count($request_config) && method_exists($oRequest, 'setConfig'))
				{
					foreach($request_config as $key=>$val)
					{
						if($key === 'observers')
						{
							foreach($val as $observer)
							{
								$oRequest->attach($observer);
							}
						}
						else
						{
							$oRequest->setConfig($key, $val);
						}
					}
				}
				if(method_exists($oRequest, 'setConfig'))
				{
					if(extension_loaded('curl'))
					{
						$oRequest->setConfig('adapter', 'curl');
					}
					elseif(version_compare(PHP_VERSION, '5.6', '<'))
					{
						$oRequest->setConfig('ssl_verify_host', false);
					}
					if(file_exists(_XE_PATH_ . 'libs/cacert/cacert.pem'))
					{
						$oRequest->setConfig('ssl_cafile', _XE_PATH_ . 'libs/cacert/cacert.pem');
					}
				}

				if(count($headers) > 0)
				{
					foreach($headers as $key => $val)
					{
						$oRequest->addHeader($key, $val);
					}
				}
				$host = parse_url($url, PHP_URL_HOST);
				if($cookies[$host])
				{
					foreach($cookies[$host] as $key => $val)

					{
						$oRequest->addCookie($key, $val);
					}
				}
				if(count($post_data) > 0)
				{
					foreach($post_data as $key => $val)
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
					{
						$oRequest->addPostData($key, $val);
					}
				}
				if(!$content_type)
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
					$oRequest->addHeader('Content-Type', 'text/html');
				else
					$oRequest->addHeader('Content-Type', $content_type);
				$oRequest->setMethod($method);
				if($body)
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
					$oRequest->setBody($body);
			}
			
			if(method_exists($oRequest, 'setConfig'))
			{
				$oRequest->setConfig('timeout', $timeout);
			}
			elseif(property_exists($oRequest, '_timeout'))
			{
				$oRequest->_timeout = $timeout;

			}

			$oResponse = $oRequest->sendRequest();
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}

			$code = $oRequest->getResponseCode();
			$header = $oRequest->getResponseHeader();
			$response = $oRequest->getResponseBody();
			if($c = $oRequest->getResponseCookies())
			{
				foreach($c as $k => $v)
				{
					$cookies[$host][$v['name']] = $v['value'];
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
				}
			}

			if($code > 300 && $code < 399 && $header['location'])
			{
				return self::getRemoteResource($header['location'], $body, $timeout, $method, $content_type, $headers, $cookies, $post_data);
			}

			if($code != 200)
			{
				return;
			}

			if(isset($request_config['store_body']) && !$request_config['store_body'])
			{
				return TRUE;
class Author {
    private $name;

    public function __construct($name) {
        $this->name = $name;
    }

    public function getName() {
        return $this->name;
    }
}

abstract class Post {
    public function getAuthor() {
        return 'Johannes';
    }
}

class BlogPost extends Post {
    public function getAuthor() {
        return new Author('Johannes');
    }
}

class ForumPost extends Post { /* ... */ }

function my_function(Post $post) {
    echo strtoupper($post->getAuthor());
}
			}
			else
			{
				return $response;
			}
		}
		catch(Exception $e)
		{
			return NULL;
		}
	}

	/**
	 * Retrieves remote file, then stores it into target path.
	 *
	 * @param string $url The address of the target file
	 * @param string $target_filename The location to store
	 * @param string $body HTTP request body
	 * @param string $timeout Connection timeout
	 * @param string $method GET/POST
	 * @param string $content_type Content type header of HTTP request
	 * @param string[] $headers Headers key value array.
	 * @return bool TRUE: success, FALSE: failed
	 */
	function getRemoteFile($url, $target_filename, $body = null, $timeout = 3, $method = 'GET', $content_type = null, $headers = array(), $cookies = array(), $post_data = array(), $request_config = array())
	{
		$target_filename = self::getRealPath($target_filename);
		self::writeFile($target_filename, '');
		
		requirePear();
		require_once('HTTP/Request2/Observer/Download.php');
		
		$request_config['store_body'] = false;
		$request_config['observers'][] = new HTTP_Request2_Observer_Download($target_filename);
		try
		{
			$result = self::getRemoteResource($url, $body, $timeout, $method, $content_type, $headers, $cookies, $post_data, $request_config);
		}
		catch(Exception $e)
		{
			return FALSE;
		}
		return $result ? TRUE : FALSE;
	}

	/**
	 * Convert size in string into numeric value
	 *
	 * @see self::filesize()
	 * @param $val Size in string (ex., 10, 10K, 10M, 10G )
	 * @return int converted size
	 */
	function returnBytes($val)
	{
		$unit = strtoupper(substr($val, -1));
		$val = (float)$val;

		switch ($unit)
		{
			case 'G': $val *= 1024;
			case 'M': $val *= 1024;
			case 'K': $val *= 1024;
		}

		return round($val);
	}

	/**
	 * Check available memory to load image file
	 *
	 * @param array $imageInfo Image info retrieved by getimagesize function
	 * @return bool TRUE: it's ok, FALSE: otherwise
	 */
	function checkMemoryLoadImage(&$imageInfo)
	{
		$K64 = 65536;
		$TWEAKFACTOR = 2.0;
		$channels = $imageInfo['channels'];
		if(!$channels)
		{
			$channels = 6; //for png
		}
		$memoryNeeded = round(($imageInfo[0] * $imageInfo[1] * $imageInfo['bits'] * $channels / 8 + $K64 ) * $TWEAKFACTOR);
		$availableMemory = self::returnBytes(ini_get('memory_limit')) - memory_get_usage();
		if($availableMemory < $memoryNeeded)
		{
			return FALSE;
		}
		return TRUE;
	}

	/**
	 * Moves an image file (resizing is possible)
	 *
	 * @param string $source_file Path of the source file
	 * @param string $target_file Path of the target file
	 * @param int $resize_width Width to resize
	 * @param int $resize_height Height to resize
	 * @param string $target_type If $target_type is set (gif, jpg, png, bmp), result image will be saved as target type
	 * @param string $thumbnail_type Thumbnail type(crop, ratio)
	 * @return bool TRUE: success, FALSE: failed
	 */
	function createImageFile($source_file, $target_file, $resize_width = 0, $resize_height = 0, $target_type = '', $thumbnail_type = 'crop')
	{
		// check params
		if (($source_file = self::exists($source_file)) === FALSE)
		{
			return;
		}

		$target_file = self::getRealPath($target_file);
		if(!$resize_width)
		{
			$resize_width = 100;
		}

		if(!$resize_height)
		{
			$resize_height = $resize_width;
		}

		// retrieve source image's information
		$imageInfo = getimagesize($source_file);
		if(!self::checkMemoryLoadImage($imageInfo))
		{
			return FALSE;
		}

		list($width, $height, $type, $attrs) = $imageInfo;
<?php

function returnThreeValues() {
    return array('a', 'b', 'c');
}

list($a, $b, $c) = returnThreeValues();

print $a . " - " . $c;
		if($width < 1 || $height < 1)
		{
			return;
		}

		switch($type)
		{
			case '1' :
				$type = 'gif';
				break;
			case '2' :
				$type = 'jpg';
				break;
			case '3' :
				$type = 'png';
				break;
			case '6' :
				$type = 'bmp';
				break;
			default :
				return;
		}

		if(!$target_type)
		{
			$target_type = $type;
		}
		$target_type = strtolower($target_type);

		// if original image is larger than specified size to resize, calculate the ratio
		$width_per = ($resize_width > 0 && $width >= $resize_width) ? $resize_width / $width : 1;
		$height_per = ($resize_height > 0 && $height >= $resize_height) ? $resize_height / $height : 1;

		$per = NULL;
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
		if($thumbnail_type == 'ratio')
		{
			$per = ($width_per > $height_per) ? $height_per : $width_per;
			$resize_width = $width * $per;
			$resize_height = $height * $per;
		}
		else
		{
			$per = ($width_per < $height_per) ? $height_per : $width_per;
		}

		// create temporary image with target size
		$thumb = NULL;
		if(function_exists('imagecreateTRUEcolor'))
		{
			$thumb = imagecreateTRUEcolor($resize_width, $resize_height);
		}
		else if(function_exists('imagecreate'))
		{
			$thumb = imagecreate($resize_width, $resize_height);
		}

		if(!$thumb)
		{
			return FALSE;
		}

		imagefilledrectangle($thumb, 0, 0, $resize_width - 1, $resize_height - 1, imagecolorallocate($thumb, 255, 255, 255));

		// create temporary image having original type
		$source = NULL;
		switch($type)
		{
			case 'gif' :
				if(function_exists('imagecreatefromgif'))
				{
					$source = @imagecreatefromgif($source_file);
				}
				break;
			case 'jpeg' :
			case 'jpg' :
				if(function_exists('imagecreatefromjpeg'))
				{
					$source = @imagecreatefromjpeg($source_file);
				}
				break;
			case 'png' :
				if(function_exists('imagecreatefrompng'))
				{
					$source = @imagecreatefrompng($source_file);
				}
				break;
			case 'wbmp' :
			case 'bmp' :
				if(function_exists('imagecreatefromwbmp'))
				{
					$source = @imagecreatefromwbmp($source_file);
				}
				break;
		}

		if(!$source)
		{
			imagedestroy($thumb);
			return FALSE;
		}

		// resize original image and put it into temporary image
		$new_width = (int) ($width * $per);
		$new_height = (int) ($height * $per);

		$x = 0;
		$y = 0;
		if($thumbnail_type == 'crop')
		{
			$x = (int) ($resize_width / 2 - $new_width / 2);
			$y = (int) ($resize_height / 2 - $new_height / 2);
		}

		if(function_exists('imagecopyresampled'))
		{
			imagecopyresampled($thumb, $source, $x, $y, 0, 0, $new_width, $new_height, $width, $height);
		}
		else
		{
			imagecopyresized($thumb, $source, $x, $y, 0, 0, $new_width, $new_height, $width, $height);
		}

		// create directory
		self::makeDir(dirname($target_file));

		// write into the file
		$output = NULL;
		switch($target_type)
		{
			case 'gif' :
				if(function_exists('imagegif'))
				{
					$output = imagegif($thumb, $target_file);
				}
				break;
			case 'jpeg' :
			case 'jpg' :
				if(function_exists('imagejpeg'))
				{
					$output = imagejpeg($thumb, $target_file, 100);
				}
				break;
			case 'png' :
				if(function_exists('imagepng'))
				{
					$output = imagepng($thumb, $target_file, 9);
				}
				break;
			case 'wbmp' :
			case 'bmp' :
				if(function_exists('imagewbmp'))
				{
					$output = imagewbmp($thumb, $target_file, 100);
				}
				break;
		}

		imagedestroy($thumb);
		imagedestroy($source);

		if(!$output)
$a = canBeFalseAndNull();

// Instead of
if ( ! $a) { }

// Better use one of the explicit versions:
if ($a !== null) { }
if ($a !== false) { }
if ($a !== null && $a !== false) { }
		{
			return FALSE;
		}
		@chmod($target_file, 0644);
// For example instead of
@mkdir($dir);

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

		return TRUE;
	}

	/**
	 * Reads ini file, and puts result into array
	 *
	 * @see self::writeIniFile()
	 * @param string $filename Path of the ini file
	 * @return array ini array (if the target file does not exist, it returns FALSE)
	 */
	function readIniFile($filename)
	{
		if(($filename = self::exists($filename)) === FALSE)
		{
			return FALSE;
		}
		$arr = parse_ini_file($filename, TRUE);
		if(is_array($arr) && count($arr) > 0)
		{
			return $arr;
		}
		else
		{
			return array();
		}
	}

	/**
	 * Write array into ini file
	 *
	 * 	$ini['key1'] = 'value1';<br/>
	 * 	$ini['key2'] = 'value2';<br/>
	 * 	$ini['section']['key1_in_section'] = 'value1_in_section';<br/>
	 * 	$ini['section']['key2_in_section'] = 'value2_in_section';<br/>
	 * 	self::writeIniFile('exmple.ini', $ini);
	 *
	 * @see self::readIniFile()
	 * @param string $filename Target ini file name
	 * @param array $arr Array
	 * @return bool if array contains nothing it returns FALSE, otherwise TRUE
	 */
	function writeIniFile($filename, $arr)
	{
		if(!is_array($arr) || count($arr) == 0)
		{
			return FALSE;
		}
		self::writeFile($filename, self::_makeIniBuff($arr));
		return TRUE;
	}

	/**
	 * Make array to ini string
	 *
	 * @param array $arr Array
	 * @return string
	 */
	function _makeIniBuff($arr)
	{
		$return = array();
		foreach($arr as $key => $val)
		{
			// section
			if(is_array($val))
			{
				$return[] = sprintf("[%s]", $key);
				foreach($val as $k => $v)
				{
					$return[] = sprintf("%s=\"%s\"", $k, $v);
				}
				// value
			}
			else if(is_object($val))
			{
				continue;
			}
			else
			{
				$return[] = sprintf("%s=\"%s\"", $key, $val);
			}
		}

		return join("\n", $return);
	}

	/**
	 * Returns a file object
	 *
	 * If the directory of the file does not exist, create it.
	 *
	 * @param string $filename Target file name
	 * @param string $mode File mode for fopen
	 * @return FileObject File object
	 */
	function openFile($filename, $mode)
	{
		$pathinfo = pathinfo($filename);
		self::makeDir($pathinfo['dirname']);

		require_once("FileObject.class.php");
		return  new FileObject($filename, $mode);
	}

	/**
	 * Check whether the given file has the content.
	 *
	 * @param string $filename Target file name
	 * @return bool Returns TRUE if the file exists and contains something.
	 */
	function hasContent($filename)
	{
		return (is_readable($filename) && (filesize($filename) > 0));
	}

	/**
	 * Check file exists.
	 *
	 * @param string $filename Target file name
	 * @return bool Returns FALSE if the file does not exists, or Returns full path file(string).
	 */
	function exists($filename)
	{
		$filename = self::getRealPath($filename);
		return file_exists($filename) ? $filename : FALSE;
	}

	/**
	 * Check it is dir
	 *
	 * @param string $dir Target dir path
/**
 * @param array $germany
 * @param array $island
 * @param array $italy
 */
function finale($germany, $island) {
    return "2:1";
}
	 * @return bool Returns FALSE if the dir is not dir, or Returns full path of dir(string).
	 */
	function isDir($path)
	{
		$path = self::getRealPath($path);
		return is_dir($path) ? $path : FALSE;
	}

	/**
	 * Check is writable dir
	 *
	 * @param string $path Target dir path
	 * @return bool
	 */
	function isWritableDir($path)
	{
		$path = self::getRealPath($path);
		if(is_dir($path)==FALSE)

		{
			return FALSE;
		}

		$checkFile = $path . '/_CheckWritableDir';

		$fp = fopen($checkFile, 'w');
		if(!is_resource($fp))
		{
			return FALSE;
		}
		fclose($fp);

		self::removeFile($checkFile);
		return TRUE;
	}

	/**
	 * Clears file status cache
	 *
	 * @param string|array $target filename or directory
	 * @param boolean $include include files in the directory
	 **/
	static public function clearStatCache($target, $include = false)
	{
		if(is_array($target))
		{
			array_map('self::clearStatCache', $target);
			return;
		}

		$target = self::getRealPath($target);

		if($include && self::isDir($target))
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
		{
			self::clearStatCache(self::readDir($target, '', false, true), $include);
		}

		clearstatcache(true, $target);
	}

	/**
	 * Invalidates a cached script of OPcache
	 *
	 * @param string|array $target filename or directory
	 * @param boolean $force force
	 **/
	static public function invalidateOpcache($target, $force = true)
	{
		static $opcache = null;

		if($opcache === null)
		{
			$opcache = (function_exists('opcache_get_status') && function_exists('opcache_invalidate'));
		}

		if($opcache === false)
		{
			return;
		}

		if(is_array($target))
		{
			array_map('self::invalidateOpcache', $target);
			return;
		}

		if(substr($target, -4) === '.php')
		{
			opcache_invalidate(self::getRealPath($target), $force);
		}
		else if($path = self::isDir($target))
		{
			self::invalidateOpcache(self::readDir($path, '', false, true));
		}
	}
}

/* End of file FileHandler.class.php */
/* Location: ./classes/file/FileHandler.class.php */

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FileHandler::clearStatCache() A

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FileHandler::clearStatCache() A

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Available Fixes

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