Client::__call() - Code Metrics - Inspection of "Adds Docblock Methods" - sebastianfeldmann/ftp - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#5)

unknown

created 2020-04-12 15:04 UTC

Client::__call() A

↳ Parent: Client

Complexity

Conditions	3
Paths	3

Size

Total Lines	15
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	8
CRAP Score	3.3332

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	3
eloc	11
c	1
b	0
f	0
nc	3
nop	2
dl	0
loc	15
ccs	8
cts	12
cp	0.6667
crap	3.3332
rs	9.9

<?php
/**
 * This file is part of SebastianFeldmann\Ftp.
 *
 * (c) Sebastian Feldmann <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace SebastianFeldmann\Ftp;

use RuntimeException;

/**
 * Class Client
 *
 * @package SebastianFeldmann\Ftp
 * @author  Sebastian Feldmann <[email protected]>
 * @link    https://github.com/sebastianfeldmann/ftp
 * @since   Class available since Release 0.9.0
 *
 * @method bool     alloc(int $filesize, ?string &$result)                                          - Allocates space for a file to be uploaded
 * @method bool     append(string $remote_file , string $local_file, ?int $mode = FTP_BINARY)       - Append the contents of a file to another file on the FTP server  (>= php 7.2.0)
 * @method bool     cdUp()                                                                          - Changes to the parent directory
 * @method string   chDir(string $directory)                                                        - Changes the current directory on a FTP server
 * @method int      chmod(int $mode, string $filename)                                              - Set permissions on a file via FTP
 * @method bool     close()                                                                         - Closes an FTP connection
 * @method bool     delete(string $path)                                                            - Deletes a file on the FTP server
 * @method bool     exec(string $command)                                                           - Requests execution of a command on the FTP server
 * @method bool     fget(resource $handle , string $remote_file, ?int $mode, ?int $resumepos)       - Downloads a file from the FTP server and saves to an open file
 * @method bool     fput(string $remote_file, resource $handle, ?int $mode, ?int $startpos)         - Uploads from an open file to the FTP server
 * @method mixed    get_option(int $option)                                                         - Retrieves various runtime behaviours of the current FTP stream
 * @method bool     get(string $local_file, string $remote_file, ?int $mode, ?int $resumepos)       - Downloads a file from the FTP server
 * @method string   mdtm(string $file)                                                              - Returns last modification time from given file
 * @method bool     mkDir(string $path)                                                             - Create a directory on the FTP server
 * @method array    mlsd(string $path)                                                              - Return list of file info arrays (>= php 7.2.0)
 * @method int      nb_continue()                                                                   - Continues retrieving/sending a file (non-blocking)
 * @method int      nb_fget(resource $handle, string $remote_file, ?int $mode, ?int $resumepos)     - Retrieves a file from the FTP server and writes it to an open file (non-blocking)
 * @method int      nb_fput(resource $handle, string $remote_file, ?int $mode, ?int $resumepos)     - Stores a file from an open file to the FTP server (non-blocking)
 * @method int      nb_get(string $local_file , string $remote_file, ?int $mode, ?int $resumepos)   - Retrieves a file from the FTP server and writes it to a local file (non-blocking)
 * @method int      nb_put(string $local_file , string $remote_file, ?int $mode, ?int $resumepos)   - Stores a file on the FTP server (non-blocking)
 * @method array    nlist(string $path)                                                             - Returns list of files in given dir
 * @method bool     pasv(bool $passive)                                                             - Sets the ftp passive mode on or off
 * @method bool     put(string $name, string $file, int $mode)                                      - Uploads a file to the FTP server
 * @method string   pwd()                                                                           - Returns current working directory
 * @method bool     quit()                                                                          - Alias of close()
 * @method array    raw(string $command)                                                            - Sends an arbitrary command to an FTP server
 * @method array    rawlist(string $directory, ?bool $recursive)                                    - Returns a detailed list of files in the given directory
 * @method bool     rename(string $oldname, string $newname)                                        - Renames a file or a directory on the FTP server
 * @method bool     rmdir(string $directory)                                                        - Removes a directory
 * @method bool     set_option(int $option, mixed $value)                                           - Set miscellaneous runtime FTP options
 * @method bool     site(string $command)                                                           - Sends a SITE command to the server
 * @method int      size(string $file)                                                              - Returns given files sizes in bytes
 * @method string   systype()                                                                       - Returns the system type identifier of the remote FTP server
 *
 *
 */
class Client
{
    /**
     * PHP FTP connection resource.
     *
     * @var resource
     */
    private $connection;

    /**
     * Host to connect to.
     *
     * @var string
     */
    private $host;

    /**
     * Port to connect to.
     *
     * @var int
     */
    private $port;

    /**
     * User to login.
     *
     * @var string
     */
    private $user;

    /**
     * Password to login.
     *
     * @var string
     */
    private $password;

    /**
     * Use passive ftp mode
     *
     * @var bool
     */
    private $passive;

    /**
     * Use ftps connection
     *
     * @var bool
     */
    private $isSecure;

    /**
     * Client constructor.
     *
     * @param string $url
     * @param bool   $passive
     * @param bool   $isSecure
     */
    public function __construct(string $url, bool $passive = false, bool $isSecure = false)
    {
        if (!extension_loaded('ftp')) {
            throw new RuntimeException('FTP extension is not loaded.');
        }
        $this->passive  = $passive;
        $this->isSecure = $isSecure;
        $this->setup($url);
        $this->login();
    }

    /**
     * Determine if file is a directory.
     *
     * @param  string $name
     * @return bool
     */
    public function isDir(string $name)
    {
        $current = $this->pwd();
        try {
            $this->chDir($name);
            $this->chDir($current);
            return true;
        } catch (\Exception $e) {
            // do nothing
        }
        return false;
    }

    /**
     * Returns to the home directory.
     *
     * @return void
     */
    public function chHome()
    {
        $this->chDir('');
    }

    /**
     * Return list of all files in directory.
     *
     * @param  string $path
     * @return \SebastianFeldmann\Ftp\File[]
     * @throws \Exception
     */
    public function ls(string $path = '') : array
    {
        return version_compare(PHP_VERSION, '7.2.0', '>=')
            ? $this->ls72($path)
            : $this->lsLegacy($path);

    }

    /**
     * Return list of all files in directory for php 7.2.0 and higher.
     *
     * @param  string $path
     * @return \SebastianFeldmann\Ftp\File[]
     * @throws \Exception
     */
    private function ls72(string $path) : array
    {
        $list = [];
        foreach ($this->mlsd($path) as $fileInfo) {
            $list[] = new File($fileInfo);
        }
        return $list;
    }

    /**
     * Return list of all files in directory for php version below 7.2.0.
     *
     * @param  string $path
     * @return \SebastianFeldmann\Ftp\File[]
     * @throws \Exception
     */
    private function lsLegacy(string $path) : array
    {
        $list = [];
        foreach ($this->nlist($path) as $name) {
            $type   = $this->isDir($name) ? 'dir' : 'file';
            $size   = $this->size($name);
            $mtime  = $this->mdtm($name);

            if ($mtime == -1) {
                throw new RuntimeException('FTP server doesnt support \'ftp_mdtm\'');
            }

            $list[] = new File(['name' => $name, 'modify' => $mtime, 'type' => $type, 'size' => $size]);
        }
        return $list;
    }

    /**
     * Return list of directories in given path.
     *
     * @param  string $path
     * @return array
     * @throws \Exception
     */
    public function lsDirs(string $path = '') : array
    {
        return array_filter(
            $this->ls($path),
            function(File $file) {
                return $file->isDir();
            }
        );
    }

    /**
     * Return list of files in given path.
     *
     * @param  string $path
     * @return array
     * @throws \Exception
     */
    public function lsFiles(string $path = '') : array
    {
        return array_filter(
            $this->ls($path),
            function(File $file) {
                return $file->isFile();
            }
        );
    }

    /**
     * Upload local file to ftp server.
     *
     * @param  string $file Path to local file that should be uploaded.
     * @param  string $path Path to store the file under.
     * @param  string $name Filename on the ftp server.
     * @return void
     */
    public function uploadFile(string $file, string $path, string $name)
    {
        // to store the file we have to make sure the directory exists
        foreach ($this->extractDirectories($path) as $dir) {
            // if change to directory fails
            // create the dir and change into it afterwards
            try {
                $this->chDir($dir);
            } catch (\Exception $e) {
                $this->mkDir($dir);
                $this->chDir($dir);
            }
        }
        if (!$this->put($name, $file, FTP_BINARY)) {
            $error   = error_get_last();
            $message = $error['message'];
            throw new RuntimeException(sprintf('error uploading file: %s - %s', $file, $message));
        }
    }

    /**
     * Setup local member variables by parsing the ftp url.
     *
     * @param string $url
     */
    private function setup(string $url)
    {
        $parts          = \parse_url($url);
        $this->host     = $parts['host'] ?? '';
        $this->port     = $parts['port'] ?? 21;
        $this->user     = $parts['user'] ?? '';
        $this->password = $parts['pass'] ?? '';
    }

    /**
     * Setup ftp connection
     *
     * @throws \RuntimeException
     */
    private function login()
    {
        if (empty($this->host)) {
            throw new RuntimeException('no host to connect to');
        }

        $old  = error_reporting(0);
        $link = $this->isSecure
              ? ftp_ssl_connect($this->host, $this->port)
              : ftp_connect($this->host, $this->port);

        if (!$link) {
            error_reporting($old);
            throw new RuntimeException(sprintf('unable to connect to ftp server %s', $this->host));
        }

        $this->connection = $link;
        if (!ftp_login($this->connection, $this->user, $this->password)) {
            error_reporting($old);
            throw new RuntimeException(
                sprintf('authentication failed for %s@%s', $this->user, $this->host)
            );
        }
        // set passive mode if needed
        $this->pasv($this->passive);
        error_reporting($old);
    }

    /**
     * Return list of remote directories to travers.
     *
     * @param  string $path
     * @return array
     */
    private function extractDirectories(string $path) : array
    {
        $remoteDirs = [];
        if (!empty($path)) {
            $remoteDirs = explode('/', $path);
            // fix empty first array element for absolute path
            if (substr($path, 0, 1) === '/') {
                $remoteDirs[0] = '/';
            }
            $remoteDirs = array_filter($remoteDirs);
        }
        return $remoteDirs;
    }

    /**
     * Handle all ftp_* functions.
     *
     * @param  string $name
     * @param  array  $args
     * @return mixed
     */
    public function __call($name, $args)
    {
        $function = 'ftp_' . strtolower($name);
        if (!function_exists($function)) {
            throw new RuntimeException(sprintf('invalid method call: %s', $function));
        }
        $old = error_reporting(0);
        array_unshift($args, $this->connection);
        if (!$result = call_user_func_array($function, $args)) {
            $error = error_get_last();
            error_reporting($old);
            throw new RuntimeException($error['message']);
        }
        error_reporting($old);
        return $result;
    }
}


1		<?php
2		/**
3		* This file is part of SebastianFeldmann\Ftp.
4		*
5		* (c) Sebastian Feldmann <[email protected]>
6		*
7		* For the full copyright and license information, please view the LICENSE
8		* file that was distributed with this source code.
9		*/
10		namespace SebastianFeldmann\Ftp;
11
12		use RuntimeException;
13
14		/**
15		* Class Client
16		*
17		* @package SebastianFeldmann\Ftp
18		* @author Sebastian Feldmann <[email protected]>
19		* @link https://github.com/sebastianfeldmann/ftp
20		* @since Class available since Release 0.9.0
21		*
22		* @method bool alloc(int $filesize, ?string &$result) - Allocates space for a file to be uploaded
23		* @method bool append(string $remote_file , string $local_file, ?int $mode = FTP_BINARY) - Append the contents of a file to another file on the FTP server (>= php 7.2.0)
24		* @method bool cdUp() - Changes to the parent directory
25		* @method string chDir(string $directory) - Changes the current directory on a FTP server
26		* @method int chmod(int $mode, string $filename) - Set permissions on a file via FTP
27		* @method bool close() - Closes an FTP connection
28		* @method bool delete(string $path) - Deletes a file on the FTP server
29		* @method bool exec(string $command) - Requests execution of a command on the FTP server
30		* @method bool fget(resource $handle , string $remote_file, ?int $mode, ?int $resumepos) - Downloads a file from the FTP server and saves to an open file
31		* @method bool fput(string $remote_file, resource $handle, ?int $mode, ?int $startpos) - Uploads from an open file to the FTP server
32		* @method mixed get_option(int $option) - Retrieves various runtime behaviours of the current FTP stream
33		* @method bool get(string $local_file, string $remote_file, ?int $mode, ?int $resumepos) - Downloads a file from the FTP server
34		* @method string mdtm(string $file) - Returns last modification time from given file
35		* @method bool mkDir(string $path) - Create a directory on the FTP server
36		* @method array mlsd(string $path) - Return list of file info arrays (>= php 7.2.0)
37		* @method int nb_continue() - Continues retrieving/sending a file (non-blocking)
38		* @method int nb_fget(resource $handle, string $remote_file, ?int $mode, ?int $resumepos) - Retrieves a file from the FTP server and writes it to an open file (non-blocking)
39		* @method int nb_fput(resource $handle, string $remote_file, ?int $mode, ?int $resumepos) - Stores a file from an open file to the FTP server (non-blocking)
40		* @method int nb_get(string $local_file , string $remote_file, ?int $mode, ?int $resumepos) - Retrieves a file from the FTP server and writes it to a local file (non-blocking)
41		* @method int nb_put(string $local_file , string $remote_file, ?int $mode, ?int $resumepos) - Stores a file on the FTP server (non-blocking)
42		* @method array nlist(string $path) - Returns list of files in given dir
43		* @method bool pasv(bool $passive) - Sets the ftp passive mode on or off
44		* @method bool put(string $name, string $file, int $mode) - Uploads a file to the FTP server
45		* @method string pwd() - Returns current working directory
46		* @method bool quit() - Alias of close()
47		* @method array raw(string $command) - Sends an arbitrary command to an FTP server
48		* @method array rawlist(string $directory, ?bool $recursive) - Returns a detailed list of files in the given directory
49		* @method bool rename(string $oldname, string $newname) - Renames a file or a directory on the FTP server
50		* @method bool rmdir(string $directory) - Removes a directory
51		* @method bool set_option(int $option, mixed $value) - Set miscellaneous runtime FTP options
52		* @method bool site(string $command) - Sends a SITE command to the server
53		* @method int size(string $file) - Returns given files sizes in bytes
54		* @method string systype() - Returns the system type identifier of the remote FTP server
55		*
56		*
57		*/
58		class Client
59		{
60		/**
61		* PHP FTP connection resource.
62		*
63		* @var resource
64		*/
65		private $connection;
66
67		/**
68		* Host to connect to.
69		*
70		* @var string
71		*/
72		private $host;
73
74		/**
75		* Port to connect to.
76		*
77		* @var int
78		*/
79		private $port;
80
81		/**
82		* User to login.
83		*
84		* @var string
85		*/
86		private $user;
87
88		/**
89		* Password to login.
90		*
91		* @var string
92		*/
93		private $password;
94
95		/**
96		* Use passive ftp mode
97		*
98		* @var bool
99		*/
100		private $passive;
101
102		/**
103		* Use ftps connection
104		*
105		* @var bool
106		*/
107		private $isSecure;
108
109		/**
110		* Client constructor.
111		*
112		* @param string $url
113		* @param bool $passive
114		* @param bool $isSecure
115		*/
116	1	public function __construct(string $url, bool $passive = false, bool $isSecure = false)
117		{
118	1	if (!extension_loaded('ftp')) {
119		throw new RuntimeException('FTP extension is not loaded.');
120		}
121	1	$this->passive = $passive;
122	1	$this->isSecure = $isSecure;
123	1	$this->setup($url);
124	1	$this->login();
125	1	}
126
127		/**
128		* Determine if file is a directory.
129		*
130		* @param string $name
131		* @return bool
132		*/
133		public function isDir(string $name)
134		{
135		$current = $this->pwd();
136		try {
137		$this->chDir($name);
138		$this->chDir($current);
139		return true;
140		} catch (\Exception $e) {
141		// do nothing
142		}
143		return false;
144		}
145
146		/**
147		* Returns to the home directory.
148		*
149		* @return void
150		*/
151		public function chHome()
152		{
153		$this->chDir('');
154		}
155
156		/**
157		* Return list of all files in directory.
158		*
159		* @param string $path
160		* @return \SebastianFeldmann\Ftp\File[]
161		* @throws \Exception
162		*/
163	1	public function ls(string $path = '') : array
164		{
165	1	return version_compare(PHP_VERSION, '7.2.0', '>=')
166	1	? $this->ls72($path)
167	1	: $this->lsLegacy($path);
168
169		}
170
171		/**
172		* Return list of all files in directory for php 7.2.0 and higher.
173		*
174		* @param string $path
175		* @return \SebastianFeldmann\Ftp\File[]
176		* @throws \Exception
177		*/
178	1	private function ls72(string $path) : array
179		{
180	1	$list = [];
181	1	foreach ($this->mlsd($path) as $fileInfo) {
182	1	$list[] = new File($fileInfo);
183		}
184	1	return $list;
185		}
186
187		/**
188		* Return list of all files in directory for php version below 7.2.0.
189		*
190		* @param string $path
191		* @return \SebastianFeldmann\Ftp\File[]
192		* @throws \Exception
193		*/
194		private function lsLegacy(string $path) : array
195		{
196		$list = [];
197		foreach ($this->nlist($path) as $name) {
198		$type = $this->isDir($name) ? 'dir' : 'file';
199		$size = $this->size($name);
200		$mtime = $this->mdtm($name);
201
202		if ($mtime == -1) {
203		throw new RuntimeException('FTP server doesnt support \'ftp_mdtm\'');
204		}
205
206		$list[] = new File(['name' => $name, 'modify' => $mtime, 'type' => $type, 'size' => $size]);
207		}
208		return $list;
209		}
210
211		/**
212		* Return list of directories in given path.
213		*
214		* @param string $path
215		* @return array
216		* @throws \Exception
217		*/
218		public function lsDirs(string $path = '') : array
219		{
220		return array_filter(
221		$this->ls($path),
222		function(File $file) {
223		return $file->isDir();
224		}
225		);
226		}
227
228		/**
229		* Return list of files in given path.
230		*
231		* @param string $path
232		* @return array
233		* @throws \Exception
234		*/
235		public function lsFiles(string $path = '') : array
236		{
237		return array_filter(
238		$this->ls($path),
239		function(File $file) {
240		return $file->isFile();
241		}
242		);
243		}
244
245		/**
246		* Upload local file to ftp server.
247		*
248		* @param string $file Path to local file that should be uploaded.
249		* @param string $path Path to store the file under.
250		* @param string $name Filename on the ftp server.
251		* @return void
252		*/
253		public function uploadFile(string $file, string $path, string $name)
254		{
255		// to store the file we have to make sure the directory exists
256		foreach ($this->extractDirectories($path) as $dir) {
257		// if change to directory fails
258		// create the dir and change into it afterwards
259		try {
260		$this->chDir($dir);
261		} catch (\Exception $e) {
262		$this->mkDir($dir);
263		$this->chDir($dir);
264		}
265		}
266		if (!$this->put($name, $file, FTP_BINARY)) {
267		$error = error_get_last();
268		$message = $error['message'];
269		throw new RuntimeException(sprintf('error uploading file: %s - %s', $file, $message));
270		}
271		}
272
273		/**
274		* Setup local member variables by parsing the ftp url.
275		*
276		* @param string $url
277		*/
278	1	private function setup(string $url)
279		{
280	1	$parts = \parse_url($url);
281	1	$this->host = $parts['host'] ?? '';
282	1	$this->port = $parts['port'] ?? 21;
283	1	$this->user = $parts['user'] ?? '';
284	1	$this->password = $parts['pass'] ?? '';
285	1	}
286
287		/**
288		* Setup ftp connection
289		*
290		* @throws \RuntimeException
291		*/
292	1	private function login()
293		{
294	1	if (empty($this->host)) {
295		throw new RuntimeException('no host to connect to');
296		}
297
298	1	$old = error_reporting(0);
299	1	$link = $this->isSecure
300		? ftp_ssl_connect($this->host, $this->port)
301	1	: ftp_connect($this->host, $this->port);
302
303	1	if (!$link) {
304		error_reporting($old);
305		throw new RuntimeException(sprintf('unable to connect to ftp server %s', $this->host));
306		}
307
308	1	$this->connection = $link;
309	1	if (!ftp_login($this->connection, $this->user, $this->password)) {
310		error_reporting($old);
311		throw new RuntimeException(
312		sprintf('authentication failed for %s@%s', $this->user, $this->host)
313		);
314		}
315		// set passive mode if needed
316	1	$this->pasv($this->passive);
317	1	error_reporting($old);
318	1	}
319
320		/**
321		* Return list of remote directories to travers.
322		*
323		* @param string $path
324		* @return array
325		*/
326		private function extractDirectories(string $path) : array
327		{
328		$remoteDirs = [];
329		if (!empty($path)) {
330		$remoteDirs = explode('/', $path);
331		// fix empty first array element for absolute path
332		if (substr($path, 0, 1) === '/') {
333		$remoteDirs[0] = '/';
334		}
335		$remoteDirs = array_filter($remoteDirs);
336		}
337		return $remoteDirs;
338		}
339
340		/**
341		* Handle all ftp_* functions.
342		*
343		* @param string $name
344		* @param array $args
345		* @return mixed
346		*/
347	1	public function __call($name, $args)
348		{
349	1	$function = 'ftp_' . strtolower($name);
350	1	if (!function_exists($function)) {
351		throw new RuntimeException(sprintf('invalid method call: %s', $function));
352		}
353	1	$old = error_reporting(0);
354	1	array_unshift($args, $this->connection);
355	1	if (!$result = call_user_func_array($function, $args)) {
356		$error = error_get_last();
357		error_reporting($old);
358		throw new RuntimeException($error['message']);
359		}
360	1	error_reporting($old);
361	1	return $result;
362		}
363		}
364

sebastianfeldmann / ftp

Pull Request — master (#5)

Client::__call() A

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