freenetis-github/system/vendor/swift/Swift/File.php @ 7189d4d5
| 8baed187 | Michal Kliment | <?php
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/**
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* Swift Mailer File Stream Wrapper
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* Please read the LICENSE file
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* @copyright Chris Corbyn <chris@w3style.co.uk>
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* @author Chris Corbyn <chris@w3style.co.uk>
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* @package Swift
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* @license GNU Lesser General Public License
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*/
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require_once dirname(__FILE__) . "/ClassLoader.php";
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Swift_ClassLoader::load("Swift_FileException");
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/**
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* Swift File stream abstraction layer
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* Reads bytes from a file
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* @package Swift
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* @author Chris Corbyn <chris@w3style.co.uk>
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*/
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class Swift_File
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{
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/**
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* The accessible path to the file
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* @var string
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*/
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protected $path = null;
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/**
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* The name of the file
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* @var string
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*/
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protected $name = null;
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/**
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* The resource returned by fopen() against the path
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* @var resource
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*/
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protected $handle = null;
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/**
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* The status of magic_quotes in php.ini
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* @var boolean
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*/
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protected $magic_quotes = false;
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/**
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* Constructor
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* @param string The path the the file
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* @throws Swift_FileException If the file cannot be found
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*/
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public function __construct($path)
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{
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$this->setPath($path);
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$this->magic_quotes = get_magic_quotes_runtime();
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}
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/**
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* Set the path to the file
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* @param string The path to the file
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* @throws Swift_FileException If the file cannot be found
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*/
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public function setPath($path)
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{
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if (!file_exists($path))
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{
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throw new Swift_FileException("No such file '" . $path ."'");
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}
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$this->handle = null;
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$this->path = $path;
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$this->name = null;
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$this->name = $this->getFileName();
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}
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/**
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* Get the path to the file
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* @return string
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*/
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public function getPath()
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{
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return $this->path;
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}
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/**
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* Get the name of the file without it's full path
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* @return string
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*/
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public function getFileName()
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{
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if ($this->name !== null)
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{
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return $this->name;
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}
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else
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{
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return basename($this->getPath());
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}
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}
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/**
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* Establish an open file handle on the file if the file is not yet opened
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* @throws Swift_FileException If the file cannot be opened for reading
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*/
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protected function createHandle()
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{
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if ($this->handle === null)
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{
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if (!$this->handle = fopen($this->path, "rb"))
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{
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throw new Swift_FileException("Unable to open file '" . $this->path . " for reading. Check the file permissions.");
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}
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}
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}
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/**
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* Check if the pointer as at the end of the file
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* @return boolean
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* @throws Swift_FileException If the file cannot be read
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*/
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public function EOF()
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{
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$this->createHandle();
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return feof($this->handle);
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}
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/**
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* Get a single byte from the file
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* Returns false past EOF
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* @return string
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* @throws Swift_FileException If the file cannot be read
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*/
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public function getByte()
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{
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$this->createHandle();
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return $this->read(1);
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}
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/**
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* Read one full line from the file including the line ending
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* Returns false past EOF
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* @return string
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* @throws Swift_FileException If the file cannot be read
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*/
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public function readln()
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{
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set_magic_quotes_runtime(0);
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$this->createHandle();
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if (!$this->EOF())
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{
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$ret = fgets($this->handle);
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}
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else $ret = false;
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set_magic_quotes_runtime($this->magic_quotes);
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return $ret;
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}
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/**
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* Get the entire file contents as a string
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* @return string
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* @throws Swift_FileException If the file cannot be read
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*/
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public function readFull()
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{
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$ret = "";
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set_magic_quotes_runtime(0);
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while (false !== $chunk = $this->read(8192, false)) $ret .= $chunk;
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set_magic_quotes_runtime($this->magic_quotes);
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return $ret;
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}
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/**
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* Read a given number of bytes from the file
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* Returns false past EOF
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* @return string
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* @throws Swift_FileException If the file cannot be read
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*/
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public function read($bytes, $unquote=true)
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{
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if ($unquote) set_magic_quotes_runtime(0);
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$this->createHandle();
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if (!$this->EOF())
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{
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$ret = fread($this->handle, $bytes);
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}
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else $ret = false;
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if ($unquote) set_magic_quotes_runtime($this->magic_quotes);
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return $ret;
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}
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/**
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* Get the size of the file in bytes
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* @return int
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*/
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public function length()
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{
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return filesize($this->path);
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}
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/**
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* Close the open handle on the file
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* @throws Swift_FileException If the file cannot be read
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*/
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public function close()
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{
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$this->createHandle();
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fclose($this->handle);
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$this->handle = null;
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}
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/**
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* Reset the file pointer back to zero
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*/
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public function reset()
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{
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$this->createHandle();
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fseek($this->handle, 0);
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}
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/**
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* Destructor
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* Closes the file
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*/
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public function __destruct()
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{
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if ($this->handle !== null) $this->close();
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}
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}
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