Viewing file:  File.php (3.56 KB) -rwxrwxr-x
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/**
* Represents a file in the filesystem
*
* @warning Be sure to distinguish between get() and write() versus
* read() and put(), the former operates on the entire file, while
* the latter operates on a handle.
*/
class FSTools_File
{
/** Filename of file this object represents */
protected $name;
/** Handle for the file */
protected $handle = false;
/** Instance of FSTools for interfacing with filesystem */
protected $fs;
/**
* Filename of file you wish to instantiate.
* @note This file need not exist
*/
public function __construct($name, $fs = false)
{
$this->name = $name;
$this->fs = $fs ? $fs : FSTools::singleton();
}
/** Returns the filename of the file. */
public function getName() {return $this->name;}
/** Returns directory of the file without trailing slash */
public function getDirectory() {return $this->fs->dirname($this->name);}
/**
* Retrieves the contents of a file
* @todo Throw an exception if file doesn't exist
*/
public function get()
{
return $this->fs->file_get_contents($this->name);
}
/** Writes contents to a file, creates new file if necessary */
public function write($contents)
{
return $this->fs->file_put_contents($this->name, $contents);
}
/** Deletes the file */
public function delete()
{
return $this->fs->unlink($this->name);
}
/** Returns true if file exists and is a file. */
public function exists()
{
return $this->fs->is_file($this->name);
}
/** Returns last file modification time */
public function getMTime()
{
return $this->fs->filemtime($this->name);
}
/**
* Chmod a file
* @note We ignore errors because of some weird owner trickery due
* to SVN duality
*/
public function chmod($octal_code)
{
return @$this->fs->chmod($this->name, $octal_code);
}
/** Opens file's handle */
public function open($mode)
{
if ($this->handle) $this->close();
$this->handle = $this->fs->fopen($this->name, $mode);
return true;
}
/** Closes file's handle */
public function close()
{
if (!$this->handle) return false;
$status = $this->fs->fclose($this->handle);
$this->handle = false;
return $status;
}
/** Retrieves a line from an open file, with optional max length $length */
public function getLine($length = null)
{
if (!$this->handle) $this->open('r');
if ($length === null) return $this->fs->fgets($this->handle);
else return $this->fs->fgets($this->handle, $length);
}
/** Retrieves a character from an open file */
public function getChar()
{
if (!$this->handle) $this->open('r');
return $this->fs->fgetc($this->handle);
}
/** Retrieves an $length bytes of data from an open data */
public function read($length)
{
if (!$this->handle) $this->open('r');
return $this->fs->fread($this->handle, $length);
}
/** Writes to an open file */
public function put($string)
{
if (!$this->handle) $this->open('a');
return $this->fs->fwrite($this->handle, $string);
}
/** Returns TRUE if the end of the file has been reached */
public function eof()
{
if (!$this->handle) return true;
return $this->fs->feof($this->handle);
}
public function __destruct()
{
if ($this->handle) $this->close();
}
}
// vim: et sw=4 sts=4
|