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elFinderVolumeDriver.class.php
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<?php
/**
* Base class for elFinder volume.
* Provide 2 layers:
* 1. Public API (commands)
* 2. abstract fs API
*
* All abstract methods begin with "_"
*
* @author Dmitry (dio) Levashov
* @author Troex Nevelin
* @author Alexey Sukhotin
**/
abstract class elFinderVolumeDriver {
/**
* Driver id
* Must be started from letter and contains [a-z0-9]
* Used as part of volume id
*
* @var string
**/
protected $driverId = 'a';
/**
* Volume id - used as prefix for files hashes
*
* @var string
**/
protected $id = '';
/**
* Flag - volume "mounted" and available
*
* @var bool
**/
protected $mounted = false;
/**
* Root directory path
*
* @var string
**/
protected $root = '';
/**
* Root basename | alias
*
* @var string
**/
protected $rootName = '';
/**
* Default directory to open
*
* @var string
**/
protected $startPath = '';
/**
* Base URL
*
* @var string
**/
protected $URL = '';
/**
* Thumbnails dir path
*
* @var string
**/
protected $tmbPath = '';
/**
* Is thumbnails dir writable
*
* @var bool
**/
protected $tmbPathWritable = false;
/**
* Thumbnails base URL
*
* @var string
**/
protected $tmbURL = '';
/**
* Thumbnails size in px
*
* @var int
**/
protected $tmbSize = 48;
/**
* Image manipulation lib name
* auto|imagick|mogtify|gd
*
* @var string
**/
protected $imgLib = 'auto';
/**
* Library to crypt files name
*
* @var string
**/
protected $cryptLib = '';
/**
* Archivers config
*
* @var array
**/
protected $archivers = array(
'create' => array(),
'extract' => array()
);
/**
* How many subdirs levels return for tree
*
* @var int
**/
protected $treeDeep = 1;
/**
* Errors from last failed action
*
* @var array
**/
protected $error = array();
/**
* Today 24:00 timestamp
*
* @var int
**/
protected $today = 0;
/**
* Yesterday 24:00 timestamp
*
* @var int
**/
protected $yesterday = 0;
/**
* Object configuration
*
* @var array
**/
protected $options = array(
'id' => '',
// root directory path
'path' => '',
// open this path on initial request instead of root path
'startPath' => '',
// how many subdirs levels return per request
'treeDeep' => 1,
// root url, not set to disable sending URL to client (replacement for old "fileURL" option)
'URL' => '',
// directory separator. required by client to show paths correctly
'separator' => DIRECTORY_SEPARATOR,
// library to crypt/uncrypt files names (not implemented)
'cryptLib' => '',
// how to detect files mimetypes. (auto/internal/finfo/mime_content_type)
'mimeDetect' => 'auto',
// mime.types file path (for mimeDetect==internal)
'mimefile' => '',
// directory for thumbnails
'tmbPath' => '.tmb',
// mode to create thumbnails dir
'tmbPathMode' => 0777,
// thumbnails dir URL. Set it if store thumbnails outside root directory
'tmbURL' => '',
// thumbnails size (px)
'tmbSize' => 48,
// thumbnails crop (true - crop, false - scale image to fit thumbnail size)
'tmbCrop' => true,
// thumbnails background color (hex #rrggbb or 'transparent')
'tmbBgColor' => '#ffffff',
// image manipulations library
'imgLib' => 'auto',
// on paste file - if true - old file will be replaced with new one, if false new file get name - original_name-number.ext
'copyOverwrite' => true,
// if true - join new and old directories content on paste
'copyJoin' => true,
// on upload - if true - old file will be replaced with new one, if false new file get name - original_name-number.ext
'uploadOverwrite' => true,
// mimetypes allowed to upload
'uploadAllow' => array(),
// mimetypes not allowed to upload
'uploadDeny' => array(),
// order to proccess uploadAllow and uploadDeny options
'uploadOrder' => array('deny', 'allow'),
// maximum upload file size. NOTE - this is size for every uploaded files
'uploadMaxSize' => 0,
// files dates format
'dateFormat' => 'j M Y H:i',
// files time format
'timeFormat' => 'H:i',
// if true - every folder will be check for children folders, otherwise all folders will be marked as having subfolders
'checkSubfolders' => true,
// allow to copy from this volume to other ones?
'copyFrom' => true,
// allow to copy from other volumes to this one?
'copyTo' => true,
// list of commands disabled on this root
'disabled' => array(),
// regexp or function name to validate new file name
'acceptedName' => '/^[^\.].*/', //<-- DONT touch this! Use constructor options to overwrite it!
// function/class method to control files permissions
'accessControl' => null,
// some data required by access control
'accessControlData' => null,
// default permissions. not set hidden/locked here - take no effect
'defaults' => array(
'read' => true,
'write' => true
),
// files attributes
'attributes' => array(),
// Allowed archive's mimetypes to create. Leave empty for all available types.
'archiveMimes' => array(),
// Manual config for archivers. See example below. Leave empty for auto detect
'archivers' => array(),
// required to fix bug on macos
'utf8fix' => false,
// й ё Й Ё Ø Å
'utf8patterns' => array("\u0438\u0306", "\u0435\u0308", "\u0418\u0306", "\u0415\u0308", "\u00d8A", "\u030a"),
'utf8replace' => array("\u0439", "\u0451", "\u0419", "\u0401", "\u00d8", "\u00c5")
);
/**
* Defaults permissions
*
* @var array
**/
protected $defaults = array(
'read' => true,
'write' => true,
'locked' => false,
'hidden' => false
);
/**
* Access control function/class
*
* @var mixed
**/
protected $attributes = array();
/**
* Access control function/class
*
* @var mixed
**/
protected $access = null;
/**
* Mime types allowed to upload
*
* @var array
**/
protected $uploadAllow = array();
/**
* Mime types denied to upload
*
* @var array
**/
protected $uploadDeny = array();
/**
* Order to validate uploadAllow and uploadDeny
*
* @var array
**/
protected $uploadOrder = array();
/**
* Maximum allowed upload file size.
* Set as number or string with unit - "10M", "500K", "1G"
*
* @var int|string
**/
protected $uploadMaxSize = 0;
/**
* Mimetype detect method
*
* @var string
**/
protected $mimeDetect = 'auto';
/**
* Flag - mimetypes from externail file was loaded
*
* @var bool
**/
private static $mimetypesLoaded = false;
/**
* Finfo object for mimeDetect == 'finfo'
*
* @var object
**/
protected $finfo = null;
/**
* List of disabled client's commands
*
* @var array
**/
protected $disabled = array();
/**
* default extensions/mimetypes for mimeDetect == 'internal'
*
* @var array
**/
protected static $mimetypes = array(
// applications
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'exe' => 'application/x-executable',
'doc' => 'application/vnd.ms-word',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
'pps' => 'application/vnd.ms-powerpoint',
'pdf' => 'application/pdf',
'xml' => 'application/xml',
'swf' => 'application/x-shockwave-flash',
'torrent' => 'application/x-bittorrent',
'jar' => 'application/x-jar',
// open office (finfo detect as application/zip)
'odt' => 'application/vnd.oasis.opendocument.text',
'ott' => 'application/vnd.oasis.opendocument.text-template',
'oth' => 'application/vnd.oasis.opendocument.text-web',
'odm' => 'application/vnd.oasis.opendocument.text-master',
'odg' => 'application/vnd.oasis.opendocument.graphics',
'otg' => 'application/vnd.oasis.opendocument.graphics-template',
'odp' => 'application/vnd.oasis.opendocument.presentation',
'otp' => 'application/vnd.oasis.opendocument.presentation-template',
'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
'ots' => 'application/vnd.oasis.opendocument.spreadsheet-template',
'odc' => 'application/vnd.oasis.opendocument.chart',
'odf' => 'application/vnd.oasis.opendocument.formula',
'odb' => 'application/vnd.oasis.opendocument.database',
'odi' => 'application/vnd.oasis.opendocument.image',
'oxt' => 'application/vnd.openofficeorg.extension',
// MS office 2007 (finfo detect as application/zip)
'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
'docm' => 'application/vnd.ms-word.document.macroEnabled.12',
'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
'dotm' => 'application/vnd.ms-word.template.macroEnabled.12',
'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
'xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
'xltm' => 'application/vnd.ms-excel.template.macroEnabled.12',
'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
'pptm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
'ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
'potm' => 'application/vnd.ms-powerpoint.template.macroEnabled.12',
'ppam' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12',
'sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide',
'sldm' => 'application/vnd.ms-powerpoint.slide.macroEnabled.12',
// archives
'gz' => 'application/x-gzip',
'tgz' => 'application/x-gzip',
'bz' => 'application/x-bzip2',
'bz2' => 'application/x-bzip2',
'tbz' => 'application/x-bzip2',
'zip' => 'application/zip',
'rar' => 'application/x-rar',
'tar' => 'application/x-tar',
'7z' => 'application/x-7z-compressed',
// texts
'txt' => 'text/plain',
'php' => 'text/x-php',
'html' => 'text/html',
'htm' => 'text/html',
'js' => 'text/javascript',
'css' => 'text/css',
'rtf' => 'text/rtf',
'rtfd' => 'text/rtfd',
'py' => 'text/x-python',
'java' => 'text/x-java-source',
'rb' => 'text/x-ruby',
'sh' => 'text/x-shellscript',
'pl' => 'text/x-perl',
'xml' => 'text/xml',
'sql' => 'text/x-sql',
'c' => 'text/x-csrc',
'h' => 'text/x-chdr',
'cpp' => 'text/x-c++src',
'hh' => 'text/x-c++hdr',
'log' => 'text/plain',
'csv' => 'text/x-comma-separated-values',
// images
'bmp' => 'image/x-ms-bmp',
'jpg' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'gif' => 'image/gif',
'png' => 'image/png',
'tif' => 'image/tiff',
'tiff' => 'image/tiff',
'tga' => 'image/x-targa',
'psd' => 'image/vnd.adobe.photoshop',
'ai' => 'image/vnd.adobe.photoshop',
'xbm' => 'image/xbm',
'pxm' => 'image/pxm',
//audio
'mp3' => 'audio/mpeg',
'mid' => 'audio/midi',
'ogg' => 'audio/ogg',
'oga' => 'audio/ogg',
'm4a' => 'audio/x-m4a',
'wav' => 'audio/wav',
'wma' => 'audio/x-ms-wma',
// video
'avi' => 'video/x-msvideo',
'dv' => 'video/x-dv',
'mp4' => 'video/mp4',
'mpeg' => 'video/mpeg',
'mpg' => 'video/mpeg',
'mov' => 'video/quicktime',
'wm' => 'video/x-ms-wmv',
'flv' => 'video/x-flv',
'mkv' => 'video/x-matroska',
'webm' => 'video/webm',
'ogv' => 'video/ogg',
'ogm' => 'video/ogg'
);
/**
* Directory separator - required by client
*
* @var string
**/
protected $separator = DIRECTORY_SEPARATOR;
/**
* Mimetypes allowed to display
*
* @var array
**/
protected $onlyMimes = array();
/**
* Store files moved or overwrited files info
*
* @var array
**/
protected $removed = array();
/**
* Cache storage
*
* @var array
**/
protected $cache = array();
/**
* Cache by folders
*
* @var array
**/
protected $dirsCache = array();
/*********************************************************************/
/* INITIALIZATION */
/*********************************************************************/
/**
* Prepare driver before mount volume.
* Return true if volume is ready.
*
* @return bool
* @author Dmitry (dio) Levashov
**/
protected function init() {
return true;
}
/**
* Configure after successfull mount.
* By default set thumbnails path and image manipulation library.
*
* @return void
* @author Dmitry (dio) Levashov
**/
protected function configure() {
// set thumbnails path
$path = $this->options['tmbPath'];
if ($path) {
if (!file_exists($path)) {
if (@mkdir($path)) {
chmod($path, $this->options['tmbPathMode']);
} else {
$path = '';
}
}
if (is_dir($path) && is_readable($path)) {
$this->tmbPath = $path;
$this->tmbPathWritable = is_writable($path);
}
}
// set image manipulation library
$type = preg_match('/^(imagick|gd|auto)$/i', $this->options['imgLib'])
? strtolower($this->options['imgLib'])
: 'auto';
if (($type == 'imagick' || $type == 'auto') && extension_loaded('imagick')) {
$this->imgLib = 'imagick';
} else {
$this->imgLib = function_exists('gd_info') ? 'gd' : '';
}
}
/*********************************************************************/
/* PUBLIC API */
/*********************************************************************/
/**
* Return driver id. Used as a part of volume id.
*
* @return string
* @author Dmitry (dio) Levashov
**/
public function driverId() {
return $this->driverId;
}
/**
* Return volume id
*
* @return string
* @author Dmitry (dio) Levashov
**/
public function id() {
return $this->id;
}
/**
* Return debug info for client
*
* @return array
* @author Dmitry (dio) Levashov
**/
public function debug() {
return array(
'id' => $this->id(),
'name' => strtolower(substr(get_class($this), strlen('elfinderdriver'))),
'mimeDetect' => $this->mimeDetect,
'imgLib' => $this->imgLib
);
}
/**
* "Mount" volume.
* Return true if volume available for read or write,
* false - otherwise
*
* @return bool
* @author Dmitry (dio) Levashov
* @author Alexey Sukhotin
**/
public function mount(array $opts) {
if (!isset($opts['path']) || $opts['path'] === '') {
return $this->setError('Path undefined.');;
}
$this->options = array_merge($this->options, $opts);
$this->id = $this->driverId.(!empty($this->options['id']) ? $this->options['id'] : elFinder::$volumesCnt++).'_';
$this->root = $this->_normpath($this->options['path']);
$this->separator = isset($this->options['separator']) ? $this->options['separator'] : DIRECTORY_SEPARATOR;
// default file attribute
$this->defaults = array(
'read' => isset($this->options['defaults']['read']) ? !!$this->options['defaults']['read'] : true,
'write' => isset($this->options['defaults']['write']) ? !!$this->options['defaults']['write'] : true,
'locked' => false,
'hidden' => false
);
// root attributes
$this->attributes[] = array(
'pattern' => '~^'.preg_quote(DIRECTORY_SEPARATOR).'$~',
'locked' => true,
'hidden' => false
);
// set files attributes
if (!empty($this->options['attributes']) && is_array($this->options['attributes'])) {
foreach ($this->options['attributes'] as $a) {
// attributes must contain pattern and at least one rule
if (!empty($a['pattern']) || count($a) > 1) {
$this->attributes[] = $a;
}
}
}
if (!empty($this->options['accessControl']) && is_callable($this->options['accessControl'])) {
$this->access = $this->options['accessControl'];
}
$this->today = mktime(0,0,0, date('m'), date('d'), date('Y'));
$this->yesterday = $this->today-86400;
// debug($this->attributes);
if (!$this->init()) {
return false;
}
// check some options is arrays
$this->uploadAllow = isset($this->options['uploadAllow']) && is_array($this->options['uploadAllow'])
? $this->options['uploadAllow']
: array();
$this->uploadDeny = isset($this->options['uploadDeny']) && is_array($this->options['uploadDeny'])
? $this->options['uploadDeny']
: array();
if (is_string($this->options['uploadOrder'])) { // telephat_mode on, compatibility with 1.x
$parts = explode(',', isset($this->options['uploadOrder']) ? $this->options['uploadOrder'] : 'deny,allow');
$this->uploadOrder = array(trim($parts[0]), trim($parts[1]));
} else { // telephat_mode off
$this->uploadOrder = $this->options['uploadOrder'];
}
if (!empty($this->options['uploadMaxSize'])) {
$size = ''.$this->options['uploadMaxSize'];
$unit = strtolower(substr($size, strlen($size) - 1));
$n = 1;
switch ($unit) {
case 'k':
$n = 1024;
break;
case 'm':
$n = 1048576;
break;
case 'g':
$n = 1073741824;
}
$this->uploadMaxSize = intval($size)*$n;
}
$this->disabled = isset($this->options['disabled']) && is_array($this->options['disabled'])
? $this->options['disabled']
: array();
$this->cryptLib = $this->options['cryptLib'];
$this->mimeDetect = $this->options['mimeDetect'];
// find available mimetype detect method
$type = strtolower($this->options['mimeDetect']);
$type = preg_match('/^(finfo|mime_content_type|internal|auto)$/i', $type) ? $type : 'auto';
$regexp = '/text\/x\-(php|c\+\+)/';
if (($type == 'finfo' || $type == 'auto')
&& class_exists('finfo')) {
$tmpFileInfo = @explode(';', @finfo_file(finfo_open(FILEINFO_MIME), __FILE__));
} else {
$tmpFileInfo = false;
}
if ($tmpFileInfo && preg_match($regexp, array_shift($tmpFileInfo))) {
$type = 'finfo';
$this->finfo = finfo_open(FILEINFO_MIME);
} elseif (($type == 'mime_content_type' || $type == 'auto')
&& function_exists('mime_content_type')
&& preg_match($regexp, array_shift(explode(';', mime_content_type(__FILE__))))) {
$type = 'mime_content_type';
} else {
$type = 'internal';
}
$this->mimeDetect = $type;
// load mimes from external file for mimeDetect == 'internal'
// based on Alexey Sukhotin idea and patch: http://elrte.org/redmine/issues/163
// file must be in file directory or in parent one
if ($this->mimeDetect == 'internal' && !self::$mimetypesLoaded) {
self::$mimetypesLoaded = true;
$this->mimeDetect = 'internal';
$file = false;
if (!empty($this->options['mimefile']) && file_exists($this->options['mimefile'])) {
$file = $this->options['mimefile'];
} elseif (file_exists(dirname(__FILE__).DIRECTORY_SEPARATOR.'mime.types')) {
$file = dirname(__FILE__).DIRECTORY_SEPARATOR.'mime.types';
} elseif (file_exists(dirname(dirname(__FILE__)).DIRECTORY_SEPARATOR.'mime.types')) {
$file = dirname(dirname(__FILE__)).DIRECTORY_SEPARATOR.'mime.types';
}
if ($file && file_exists($file)) {
$mimecf = file($file);
foreach ($mimecf as $line_num => $line) {
if (!preg_match('/^\s*#/', $line)) {
$mime = preg_split('/\s+/', $line, -1, PREG_SPLIT_NO_EMPTY);
for ($i = 1, $size = count($mime); $i < $size ; $i++) {
if (!isset(self::$mimetypes[$mime[$i]])) {
self::$mimetypes[$mime[$i]] = $mime[0];
}
}
}
}
}
}
$this->rootName = empty($this->options['alias']) ? $this->_basename($this->root) : $this->options['alias'];
$root = $this->stat($this->root);
if (!$root) {
return $this->setError('Root folder does not exists.');
}
if (!$root['read'] && !$root['write']) {
return $this->setError('Root folder has not read and write permissions.');
}
// debug($root);
if ($root['read']) {
// check startPath - path to open by default instead of root
if ($this->options['startPath']) {
$start = $this->stat($this->options['startPath']);
if (!empty($start)
&& $start['mime'] == 'directory'
&& $start['read']
&& empty($start['hidden'])
&& $this->_inpath($this->options['startPath'], $this->root)) {
$this->startPath = $this->options['startPath'];
if (substr($this->startPath, -1, 1) == $this->options['separator']) {
$this->startPath = substr($this->startPath, 0, -1);
}
}
}
} else {
$this->options['URL'] = '';
$this->options['tmbURL'] = '';
$this->options['tmbPath'] = '';
// read only volume
array_unshift($this->attributes, array(
'pattern' => '/.*/',
'read' => false
));
}
$this->treeDeep = $this->options['treeDeep'] > 0 ? (int)$this->options['treeDeep'] : 1;
$this->tmbSize = $this->options['tmbSize'] > 0 ? (int)$this->options['tmbSize'] : 48;
$this->URL = $this->options['URL'];
if ($this->URL && preg_match("|[^/?&=]$|", $this->URL)) {
$this->URL .= '/';
}
$this->tmbURL = !empty($this->options['tmbURL']) ? $this->options['tmbURL'] : '';
if ($this->tmbURL && preg_match("|[^/?&=]$|", $this->tmbURL)) {
$this->tmbURL .= '/';
}
$this->nameValidator = is_string($this->options['acceptedName']) && !empty($this->options['acceptedName'])
? $this->options['acceptedName']
: '';
$this->_checkArchivers();
// manual control archive types to create
if (!empty($this->options['archiveMimes']) && is_array($this->options['archiveMimes'])) {
foreach ($this->archivers['create'] as $mime => $v) {
if (!in_array($mime, $this->options['archiveMimes'])) {
unset($this->archivers['create'][$mime]);
}
}
}
// manualy add archivers
if (!empty($this->options['archivers']['create']) && is_array($this->options['archivers']['create'])) {
foreach ($this->options['archivers']['create'] as $mime => $conf) {
if (strpos($mime, 'application/') === 0
&& !empty($conf['cmd'])
&& isset($conf['argc'])
&& !empty($conf['ext'])
&& !isset($this->archivers['create'][$mime])) {
$this->archivers['create'][$mime] = $conf;
}
}
}
if (!empty($this->options['archivers']['extract']) && is_array($this->options['archivers']['extract'])) {
foreach ($this->options['archivers']['extract'] as $mime => $conf) {
if (strpos($mime, 'application/') === 0
&& !empty($conf['cmd'])
&& isset($conf['argc'])
&& !empty($conf['ext'])
&& !isset($this->archivers['extract'][$mime])) {
$this->archivers['extract'][$mime] = $conf;
}
}
}
$this->configure();
// echo $this->uploadMaxSize;
// echo $this->options['uploadMaxSize'];
return $this->mounted = true;
}
/**
* Some "unmount" stuffs - may be required by virtual fs
*
* @return void
* @author Dmitry (dio) Levashov
**/
public function umount() {
}
/**
* Return error message from last failed action
*
* @return array
* @author Dmitry (dio) Levashov
**/
public function error() {
return $this->error;
}
/**
* Set mimetypes allowed to display to client
*
* @param array $mimes
* @return void
* @author Dmitry (dio) Levashov
**/
public function setMimesFilter($mimes) {
if (is_array($mimes)) {
$this->onlyMimes = $mimes;
}
}
/**
* Return root folder hash
*
* @return string
* @author Dmitry (dio) Levashov
**/
public function root() {
return $this->encode($this->root);
}
/**
* Return root or startPath hash
*
* @return string
* @author Dmitry (dio) Levashov
**/
public function defaultPath() {
return $this->encode($this->startPath ? $this->startPath : $this->root);
}
/**
* Return volume options required by client:
*
* @return array
* @author Dmitry (dio) Levashov
**/
public function options($hash) {
return array(
'path' => $this->_path($this->decode($hash)),
'url' => $this->URL,
'tmbUrl' => $this->tmbURL,
'disabled' => $this->disabled,
'separator' => $this->separator,
'copyOverwrite' => intval($this->options['copyOverwrite']),
'archivers' => array(
// 'create' => array_keys($this->archivers['create']),
// 'extract' => array_keys($this->archivers['extract']),
'create' => is_array($this->archivers['create']) ? array_keys($this->archivers['create']) : array(),
'extract' => is_array($this->archivers['extract']) ? array_keys($this->archivers['extract']) : array()
)
);
}
/**
* Return true if command disabled in options
*
* @param string $cmd command name
* @return bool
* @author Dmitry (dio) Levashov
**/
public function commandDisabled($cmd) {
return in_array($cmd, $this->disabled);
}
/**
* Return true if mime is required mimes list
*
* @param string $mime mime type to check
* @param array $mimes allowed mime types list or not set to use client mimes list
* @param bool|null $empty what to return on empty list
* @return bool|null
* @author Dmitry (dio) Levashov
* @author Troex Nevelin
**/
public function mimeAccepted($mime, $mimes = array(), $empty = true) {
$mimes = !empty($mimes) ? $mimes : $this->onlyMimes;
if (empty($mimes)) {
return $empty;
}
return $mime == 'directory'
|| in_array('all', $mimes)
|| in_array('All', $mimes)
|| in_array($mime, $mimes)
|| in_array(substr($mime, 0, strpos($mime, '/')), $mimes);
}
/**
* Return true if voume is readable.
*
* @return bool
* @author Dmitry (dio) Levashov
**/
public function isReadable() {
$stat = $this->stat($this->root);
return $stat['read'];
}
/**
* Return true if copy from this volume allowed
*
* @return bool
* @author Dmitry (dio) Levashov
**/
public function copyFromAllowed() {
return !!$this->options['copyFrom'];
}
/**
* Return file path related to root
*
* @param string $hash file hash
* @return string
* @author Dmitry (dio) Levashov
**/
public function path($hash) {
return $this->_path($this->decode($hash));
}
/**
* Return file real path if file exists
*
* @param string $hash file hash
* @return string
* @author Dmitry (dio) Levashov
**/
public function realpath($hash) {
$path = $this->decode($hash);
return $this->stat($path) ? $path : false;
}
/**
* Return list of moved/overwrited files
*
* @return array
* @author Dmitry (dio) Levashov
**/
public function removed() {
return $this->removed;
}
/**
* Clean removed files list
*
* @return void
* @author Dmitry (dio) Levashov
**/
public function resetRemoved() {
$this->removed = array();
}
/**
* Return file/dir hash or first founded child hash with required attr == $val
*
* @param string $hash file hash
* @param string $attr attribute name
* @param bool $val attribute value
* @return string|false
* @author Dmitry (dio) Levashov
**/
public function closest($hash, $attr, $val) {
return ($path = $this->closestByAttr($this->decode($hash), $attr, $val)) ? $this->encode($path) : false;
}
/**
* Return file info or false on error