Edit File by line

public static function getStreamByUrl($data, $redirectLimit = 5)

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{

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if (isset($data['target'])) {

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$data = array(

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'cnt' => 0,

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'url' => $data['target'],

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'headers' => isset($data['headers']) ? $data['headers'] : array(),

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'postData' => isset($data['postData']) ? $data['postData'] : array(),

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'cookies' => array(),

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);

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}

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if ($data['cnt'] > $redirectLimit) {

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return false;

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}

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$dlurl = $data['url'];

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$data['url'] = '';

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$headers = $data['headers'];

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if ($dlurl) {

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$url = parse_url($dlurl);

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$ports = array(

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'http' => '80',

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'https' => '443',

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'ftp' => '21'

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);

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$url['scheme'] = strtolower($url['scheme']);

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if (!isset($url['port']) && isset($ports[$url['scheme']])) {

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$url['port'] = $ports[$url['scheme']];

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}

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if (!isset($url['port'])) {

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return false;

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}

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$cookies = array();

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if ($data['cookies']) {

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foreach ($data['cookies'] as $d => $c) {

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if (strpos($url['host'], $d) !== false) {

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$cookies[] = $c;

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}

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}

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}

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$transport = ($url['scheme'] === 'https') ? 'ssl' : 'tcp';

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$query = isset($url['query']) ? '?' . $url['query'] : '';

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if (!($stream = stream_socket_client($transport . '://' . $url['host'] . ':' . $url['port']))) {

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return false;

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}

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$body = '';

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if (!empty($data['postData'])) {

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$method = 'POST';

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if (is_array($data['postData'])) {

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$body = http_build_query($data['postData']);

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} else {

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$body = $data['postData'];

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}

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} else {

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$method = 'GET';

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}

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$sends = array();

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$sends[] = "$method {$url['path']}{$query} HTTP/1.1";

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$sends[] = "Host: {$url['host']}";

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foreach ($headers as $header) {

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$sends[] = trim($header, "\r\n");

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}

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$sends[] = 'Connection: Close';

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if ($cookies) {

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$sends[] = 'Cookie: ' . implode('; ', $cookies);

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}

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if ($method === 'POST') {

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$sends[] = 'Content-Type: application/x-www-form-urlencoded';

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$sends[] = 'Content-Length: ' . strlen($body);

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}

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$sends[] = "\r\n" . $body;

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stream_set_timeout($stream, 300);

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fputs($stream, join("\r\n", $sends) . "\r\n");

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while (($res = trim(fgets($stream))) !== '') {

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// find redirect

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if (preg_match('/^Location: (.+)$/i', $res, $m)) {

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$data['url'] = $m[1];

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}

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// fetch cookie

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if (strpos($res, 'Set-Cookie:') === 0) {

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$domain = $url['host'];

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if (preg_match('/^Set-Cookie:(.+)(?:domain=\s*([^ ;]+))?/i', $res, $c1)) {

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if (!empty($c1[2])) {

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$domain = trim($c1[2]);

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}

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if (preg_match('/([^ ]+=[^;]+)/', $c1[1], $c2)) {

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$data['cookies'][$domain] = $c2[1];

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}

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}

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}

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// is seekable url

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if (preg_match('/^(Accept-Ranges|Content-Range): bytes/i', $res)) {

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elFinder::$seekableUrlFps[(int)$stream] = true;

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}

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}

[5099] Fix | Delete

if ($data['url']) {

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++$data['cnt'];

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fclose($stream);

[5102] Fix | Delete

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return self::getStreamByUrl($data, $redirectLimit);

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}

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return $stream;

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}

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return false;

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}

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[5112] Fix | Delete

/**

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* Gets the fetch cookie file for curl.

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* @return string The fetch cookie file.

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public function getFetchCookieFile()

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{

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$file = '';

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if ($tmpDir = $this->getTempDir()) {

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$file = $tmpDir . '/.elFinderAnonymousCookie';

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}

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return $file;

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}

[5125] Fix | Delete

[5126] Fix | Delete

/**

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* Call curl_exec() with supported redirect on `safe_mode` or `open_basedir`

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[5129] Fix | Delete

* @param resource $curl

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* @param array $options

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* @param array $headers

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* @param array $postData

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* @throws \Exception

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* @return mixed

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* @author Naoki Sawada

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public static function curlExec($curl, $options = array(), $headers = array(), $postData = array())

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{

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$followLocation = (!ini_get('safe_mode') && !ini_get('open_basedir'));

[5141] Fix | Delete

if ($followLocation) {

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curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);

[5143] Fix | Delete

}

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if ($options) {

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curl_setopt_array($curl, $options);

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}

[5148] Fix | Delete

[5149] Fix | Delete

if ($headers) {

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curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);

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}

[5152] Fix | Delete

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$result = curl_exec($curl);

[5154] Fix | Delete

[5155] Fix | Delete

if (!$followLocation && $redirect = curl_getinfo($curl, CURLINFO_REDIRECT_URL)) {

[5156] Fix | Delete

if ($stream = self::getStreamByUrl(array('target' => $redirect, 'headers' => $headers, 'postData' => $postData))) {

[5157] Fix | Delete

$result = stream_get_contents($stream);

[5158] Fix | Delete

}

[5159] Fix | Delete

}

[5160] Fix | Delete

[5161] Fix | Delete

if ($result === false) {

[5162] Fix | Delete

if (curl_errno($curl)) {

[5163] Fix | Delete

throw new \Exception('curl_exec() failed: ' . curl_error($curl));

[5164] Fix | Delete

} else {

[5165] Fix | Delete

throw new \Exception('curl_exec(): empty response');

[5166] Fix | Delete

}

[5167] Fix | Delete

}

[5168] Fix | Delete

[5169] Fix | Delete

curl_close($curl);

[5170] Fix | Delete

[5171] Fix | Delete

return $result;

[5172] Fix | Delete

}

[5173] Fix | Delete

[5174] Fix | Delete

/**

[5175] Fix | Delete

* Return bool that current request was aborted by client side

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[5177] Fix | Delete

* @return boolean

[5178] Fix | Delete

[5179] Fix | Delete

public static function aborted()

[5180] Fix | Delete

{

[5181] Fix | Delete

if ($file = self::$abortCheckFile) {

[5182] Fix | Delete

(version_compare(PHP_VERSION, '5.3.0') >= 0) ? clearstatcache(true, $file) : clearstatcache();

[5183] Fix | Delete

if (!is_file($file)) {

[5184] Fix | Delete

// GC (expire 12h)

[5185] Fix | Delete

list($ptn) = explode('elfreq', $file);

[5186] Fix | Delete

self::GlobGC($ptn . 'elfreq*', 43200);

[5187] Fix | Delete

return true;

[5188] Fix | Delete

}

[5189] Fix | Delete

}

[5190] Fix | Delete

return false;

[5191] Fix | Delete

}

[5192] Fix | Delete

[5193] Fix | Delete

/**

[5194] Fix | Delete

* Return array ["name without extention", "extention"] by filename

[5195] Fix | Delete

[5196] Fix | Delete

* @param string $name

[5197] Fix | Delete

[5198] Fix | Delete

* @return array

[5199] Fix | Delete

[5200] Fix | Delete

public static function splitFileExtention($name)

[5201] Fix | Delete

{

[5202] Fix | Delete

if (preg_match('/^(.+?)?\.((?:tar\.(?:gz|bz|bz2|z|lzo))|cpio\.gz|ps\.gz|xcf\.(?:gz|bz2)|[a-z0-9]{1,10})$/i', $name, $m)) {

[5203] Fix | Delete

return array((string)$m[1], $m[2]);

[5204] Fix | Delete

} else {

[5205] Fix | Delete

return array($name, '');

[5206] Fix | Delete

}

[5207] Fix | Delete

}

[5208] Fix | Delete

[5209] Fix | Delete

/**

[5210] Fix | Delete

* Gets the memory size by imageinfo.

[5211] Fix | Delete

[5212] Fix | Delete

* @param array $imgInfo array that result of getimagesize()

[5213] Fix | Delete

[5214] Fix | Delete

* @return integer The memory size by imageinfo.

[5215] Fix | Delete

[5216] Fix | Delete

public static function getMemorySizeByImageInfo($imgInfo)

[5217] Fix | Delete

{

[5218] Fix | Delete

$width = $imgInfo[0];

[5219] Fix | Delete

$height = $imgInfo[1];

[5220] Fix | Delete

$bits = isset($imgInfo['bits']) ? $imgInfo['bits'] : 24;

[5221] Fix | Delete

$channels = isset($imgInfo['channels']) ? $imgInfo['channels'] : 3;

[5222] Fix | Delete

return round(($width * $height * $bits * $channels / 8 + Pow(2, 16)) * 1.65);

[5223] Fix | Delete

}

[5224] Fix | Delete

[5225] Fix | Delete

/**

[5226] Fix | Delete

* Auto expand memory for GD processing

[5227] Fix | Delete

[5228] Fix | Delete

* @param array $imgInfos The image infos

[5229] Fix | Delete

[5230] Fix | Delete

public static function expandMemoryForGD($imgInfos)

[5231] Fix | Delete

{

[5232] Fix | Delete

if (elFinder::$memoryLimitGD != 0 && $imgInfos && is_array($imgInfos)) {

[5233] Fix | Delete

if (!is_array($imgInfos[0])) {

[5234] Fix | Delete

$imgInfos = array($imgInfos);

[5235] Fix | Delete

}

[5236] Fix | Delete

$limit = self::getIniBytes('', elFinder::$memoryLimitGD);

[5237] Fix | Delete

$memLimit = self::getIniBytes('memory_limit');

[5238] Fix | Delete

$needs = 0;

[5239] Fix | Delete

foreach ($imgInfos as $info) {

[5240] Fix | Delete

$needs += self::getMemorySizeByImageInfo($info);

[5241] Fix | Delete

}

[5242] Fix | Delete

$needs += memory_get_usage();

[5243] Fix | Delete

if ($needs > $memLimit && ($limit == -1 || $limit > $needs)) {

[5244] Fix | Delete

ini_set('memory_limit', $needs);

[5245] Fix | Delete

}

[5246] Fix | Delete

}

[5247] Fix | Delete

}

[5248] Fix | Delete

[5249] Fix | Delete

/**

[5250] Fix | Delete

* Decontaminate of filename

[5251] Fix | Delete

[5252] Fix | Delete

* @param String $name The name

[5253] Fix | Delete

[5254] Fix | Delete

* @return String Decontaminated filename

[5255] Fix | Delete

[5256] Fix | Delete

public static function filenameDecontaminate($name)

[5257] Fix | Delete

{

[5258] Fix | Delete

// Directory traversal defense

[5259] Fix | Delete

if (DIRECTORY_SEPARATOR === '\\') {

[5260] Fix | Delete

$name = str_replace('\\', '/', $name);

[5261] Fix | Delete

}

[5262] Fix | Delete

$parts = explode('/', trim($name, '/'));

[5263] Fix | Delete

$name = array_pop($parts);

[5264] Fix | Delete

return $name;

[5265] Fix | Delete

}

[5266] Fix | Delete

[5267] Fix | Delete

/**

[5268] Fix | Delete

* Execute shell command

[5269] Fix | Delete

[5270] Fix | Delete

* @param string $command command line

[5271] Fix | Delete

* @param string $output stdout strings

[5272] Fix | Delete

* @param int $return_var process exit code

[5273] Fix | Delete

* @param string $error_output stderr strings

[5274] Fix | Delete

* @param null $cwd cwd

[5275] Fix | Delete

[5276] Fix | Delete

* @return int exit code

[5277] Fix | Delete

* @throws elFinderAbortException

[5278] Fix | Delete

* @author Alexey Sukhotin

[5279] Fix | Delete

[5280] Fix | Delete

public static function procExec($command, &$output = '', &$return_var = -1, &$error_output = '', $cwd = null)

[5281] Fix | Delete

{

[5282] Fix | Delete

[5283] Fix | Delete

static $allowed = null;

[5284] Fix | Delete

[5285] Fix | Delete

if ($allowed === null) {

[5286] Fix | Delete

if ($allowed = function_exists('proc_open')) {

[5287] Fix | Delete

if ($disabled = ini_get('disable_functions')) {

[5288] Fix | Delete

$funcs = array_map('trim', explode(',', $disabled));

[5289] Fix | Delete

$allowed = !in_array('proc_open', $funcs);

[5290] Fix | Delete

}

[5291] Fix | Delete

}

[5292] Fix | Delete

}

[5293] Fix | Delete

[5294] Fix | Delete

if (!$allowed) {

[5295] Fix | Delete

$return_var = -1;

[5296] Fix | Delete

return $return_var;

[5297] Fix | Delete

}

[5298] Fix | Delete

[5299] Fix | Delete

if (!$command) {

[5300] Fix | Delete

$return_var = 0;

[5301] Fix | Delete

return $return_var;

[5302] Fix | Delete

}

[5303] Fix | Delete

[5304] Fix | Delete

$descriptorspec = array(

[5305] Fix | Delete

0 => array("pipe", "r"), // stdin

[5306] Fix | Delete

1 => array("pipe", "w"), // stdout

[5307] Fix | Delete

2 => array("pipe", "w") // stderr

[5308] Fix | Delete

);

[5309] Fix | Delete

[5310] Fix | Delete

$process = proc_open($command, $descriptorspec, $pipes, $cwd, null);

[5311] Fix | Delete

[5312] Fix | Delete

if (is_resource($process)) {

[5313] Fix | Delete

stream_set_blocking($pipes[1], 0);

[5314] Fix | Delete

stream_set_blocking($pipes[2], 0);

[5315] Fix | Delete

[5316] Fix | Delete

fclose($pipes[0]);

[5317] Fix | Delete

[5318] Fix | Delete

$tmpout = '';

[5319] Fix | Delete

$tmperr = '';

[5320] Fix | Delete

while (feof($pipes[1]) === false || feof($pipes[2]) === false) {

[5321] Fix | Delete

elFinder::extendTimeLimit();

[5322] Fix | Delete

$read = array($pipes[1], $pipes[2]);

[5323] Fix | Delete

$write = null;

[5324] Fix | Delete

$except = null;

[5325] Fix | Delete

$ret = stream_select($read, $write, $except, 1);

[5326] Fix | Delete

if ($ret === false) {

[5327] Fix | Delete

// error

[5328] Fix | Delete

break;

[5329] Fix | Delete

} else if ($ret === 0) {

[5330] Fix | Delete

// timeout

[5331] Fix | Delete

continue;

[5332] Fix | Delete

} else {

[5333] Fix | Delete

foreach ($read as $sock) {

[5334] Fix | Delete

if ($sock === $pipes[1]) {

[5335] Fix | Delete

$tmpout .= fread($sock, 4096);

[5336] Fix | Delete

} else if ($sock === $pipes[2]) {

[5337] Fix | Delete

$tmperr .= fread($sock, 4096);

[5338] Fix | Delete

}

[5339] Fix | Delete

}

[5340] Fix | Delete

}

[5341] Fix | Delete

}

[5342] Fix | Delete

[5343] Fix | Delete

fclose($pipes[1]);

[5344] Fix | Delete

fclose($pipes[2]);

[5345] Fix | Delete

[5346] Fix | Delete

$output = $tmpout;

[5347] Fix | Delete

$error_output = $tmperr;

[5348] Fix | Delete

$return_var = proc_close($process);

[5349] Fix | Delete

[5350] Fix | Delete

} else {

[5351] Fix | Delete

$return_var = -1;

[5352] Fix | Delete

}

[5353] Fix | Delete

[5354] Fix | Delete

return $return_var;

[5355] Fix | Delete

[5356] Fix | Delete

}

[5357] Fix | Delete

[5358] Fix | Delete

/***************************************************************************/

[5359] Fix | Delete

/* callbacks */

[5360] Fix | Delete

/***************************************************************************/

[5361] Fix | Delete

[5362] Fix | Delete

/**

[5363] Fix | Delete

* Get command name of binded "commandName.subName"

[5364] Fix | Delete

[5365] Fix | Delete

* @param string $cmd

[5366] Fix | Delete

[5367] Fix | Delete

* @return string

[5368] Fix | Delete

[5369] Fix | Delete

protected static function getCmdOfBind($cmd)

[5370] Fix | Delete

{

[5371] Fix | Delete

list($ret) = explode('.', $cmd);

[5372] Fix | Delete

return trim($ret);

[5373] Fix | Delete

}

[5374] Fix | Delete

[5375] Fix | Delete

/**

[5376] Fix | Delete

* Add subName to commandName

[5377] Fix | Delete

[5378] Fix | Delete

* @param string $cmd

[5379] Fix | Delete

* @param string $sub

[5380] Fix | Delete

[5381] Fix | Delete

* @return string

[5382] Fix | Delete

[5383] Fix | Delete

protected static function addSubToBindName($cmd, $sub)

[5384] Fix | Delete

{

[5385] Fix | Delete

return $cmd . '.' . trim($sub);

[5386] Fix | Delete

}

[5387] Fix | Delete

[5388] Fix | Delete

/**

[5389] Fix | Delete

* Remove a file if connection is disconnected

[5390] Fix | Delete

[5391] Fix | Delete

* @param string $file

[5392] Fix | Delete

[5393] Fix | Delete

public static function rmFileInDisconnected($file)

[5394] Fix | Delete

{

[5395] Fix | Delete

(connection_aborted() || connection_status() !== CONNECTION_NORMAL) && is_file($file) && unlink($file);

[5396] Fix | Delete

}

[5397] Fix | Delete

[5398] Fix | Delete

/**

[5399] Fix | Delete

* Call back function on shutdown

[5400] Fix | Delete

* - delete files in $GLOBALS['elFinderTempFiles']

[5401] Fix | Delete

[5402] Fix | Delete

public static function onShutdown()

[5403] Fix | Delete

{

[5404] Fix | Delete

self::$abortCheckFile = null;

[5405] Fix | Delete

if (!empty($GLOBALS['elFinderTempFps'])) {

[5406] Fix | Delete

foreach (array_keys($GLOBALS['elFinderTempFps']) as $fp) {

[5407] Fix | Delete

is_resource($fp) && fclose($fp);

[5408] Fix | Delete

}

[5409] Fix | Delete

}

[5410] Fix | Delete

if (!empty($GLOBALS['elFinderTempFiles'])) {

[5411] Fix | Delete

foreach (array_keys($GLOBALS['elFinderTempFiles']) as $f) {

[5412] Fix | Delete

is_file($f) && is_writable($f) && unlink($f);

[5413] Fix | Delete

}

[5414] Fix | Delete

}

[5415] Fix | Delete

}

[5416] Fix | Delete

[5417] Fix | Delete

/**

[5418] Fix | Delete

* Garbage collection with glob

[5419] Fix | Delete

[5420] Fix | Delete

* @param string $pattern

[5421] Fix | Delete

* @param integer $time

[5422] Fix | Delete

[5423] Fix | Delete

public static function GlobGC($pattern, $time)

[5424] Fix | Delete

{

[5425] Fix | Delete

$now = time();

[5426] Fix | Delete

foreach (glob($pattern) as $file) {

[5427] Fix | Delete

(filemtime($file) < ($now - $time)) && unlink($file);

[5428] Fix | Delete

}

[5429] Fix | Delete

}

[5430] Fix | Delete

[5431] Fix | Delete

} // END class

[5432] Fix | Delete

[5433] Fix | Delete

/**

[5434] Fix | Delete

* Custom exception class for aborting request

[5435] Fix | Delete

[5436] Fix | Delete

class elFinderAbortException extends Exception

[5437] Fix | Delete

{

[5438] Fix | Delete

}

[5439] Fix | Delete

[5440] Fix | Delete

class elFinderTriggerException extends Exception

[5441] Fix | Delete

{

[5442] Fix | Delete

}

[5443] Fix | Delete

[5444] Fix | Delete

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