1: <?php
2: /**
3: * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
4: * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
5: *
6: * Licensed under The MIT License
7: * For full copyright and license information, please see the LICENSE.txt
8: * Redistributions of files must retain the above copyright notice.
9: *
10: * @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
11: * @link http://cakephp.org CakePHP(tm) Project
12: * @package Cake.Utility
13: * @since CakePHP(tm) v 0.2.9
14: * @license http://www.opensource.org/licenses/mit-license.php MIT License
15: */
16:
17: /**
18: * Folder structure browser, lists folders and files.
19: * Provides an Object interface for Common directory related tasks.
20: *
21: * @package Cake.Utility
22: */
23: class Folder {
24:
25: /**
26: * Default scheme for Folder::copy
27: * Recursively merges subfolders with the same name
28: *
29: * @var string
30: */
31: const MERGE = 'merge';
32:
33: /**
34: * Overwrite scheme for Folder::copy
35: * subfolders with the same name will be replaced
36: *
37: * @var string
38: */
39: const OVERWRITE = 'overwrite';
40:
41: /**
42: * Skip scheme for Folder::copy
43: * if a subfolder with the same name exists it will be skipped
44: *
45: * @var string
46: */
47: const SKIP = 'skip';
48:
49: /**
50: * Path to Folder.
51: *
52: * @var string
53: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::$path
54: */
55: public $path = null;
56:
57: /**
58: * Sortedness. Whether or not list results
59: * should be sorted by name.
60: *
61: * @var bool
62: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::$sort
63: */
64: public $sort = false;
65:
66: /**
67: * Mode to be used on create. Does nothing on windows platforms.
68: *
69: * @var int
70: * http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::$mode
71: */
72: public $mode = 0755;
73:
74: /**
75: * Holds messages from last method.
76: *
77: * @var array
78: */
79: protected $_messages = array();
80:
81: /**
82: * Holds errors from last method.
83: *
84: * @var array
85: */
86: protected $_errors = array();
87:
88: /**
89: * Holds array of complete directory paths.
90: *
91: * @var array
92: */
93: protected $_directories;
94:
95: /**
96: * Holds array of complete file paths.
97: *
98: * @var array
99: */
100: protected $_files;
101:
102: /**
103: * Constructor.
104: *
105: * @param string $path Path to folder
106: * @param bool $create Create folder if not found
107: * @param string|bool $mode Mode (CHMOD) to apply to created folder, false to ignore
108: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder
109: */
110: public function __construct($path = false, $create = false, $mode = false) {
111: if (empty($path)) {
112: $path = TMP;
113: }
114: if ($mode) {
115: $this->mode = $mode;
116: }
117:
118: if (!file_exists($path) && $create === true) {
119: $this->create($path, $this->mode);
120: }
121: if (!Folder::isAbsolute($path)) {
122: $path = realpath($path);
123: }
124: if (!empty($path)) {
125: $this->cd($path);
126: }
127: }
128:
129: /**
130: * Return current path.
131: *
132: * @return string Current path
133: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::pwd
134: */
135: public function pwd() {
136: return $this->path;
137: }
138:
139: /**
140: * Change directory to $path.
141: *
142: * @param string $path Path to the directory to change to
143: * @return string The new path. Returns false on failure
144: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::cd
145: */
146: public function cd($path) {
147: $path = $this->realpath($path);
148: if (is_dir($path)) {
149: return $this->path = $path;
150: }
151: return false;
152: }
153:
154: /**
155: * Returns an array of the contents of the current directory.
156: * The returned array holds two arrays: One of directories and one of files.
157: *
158: * @param bool $sort Whether you want the results sorted, set this and the sort property
159: * to false to get unsorted results.
160: * @param array|bool $exceptions Either an array or boolean true will not grab dot files
161: * @param bool $fullPath True returns the full path
162: * @return mixed Contents of current directory as an array, an empty array on failure
163: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::read
164: */
165: public function read($sort = true, $exceptions = false, $fullPath = false) {
166: $dirs = $files = array();
167:
168: if (!$this->pwd()) {
169: return array($dirs, $files);
170: }
171: if (is_array($exceptions)) {
172: $exceptions = array_flip($exceptions);
173: }
174: $skipHidden = isset($exceptions['.']) || $exceptions === true;
175:
176: try {
177: $iterator = new DirectoryIterator($this->path);
178: } catch (Exception $e) {
179: return array($dirs, $files);
180: }
181:
182: foreach ($iterator as $item) {
183: if ($item->isDot()) {
184: continue;
185: }
186: $name = $item->getFileName();
187: if ($skipHidden && $name[0] === '.' || isset($exceptions[$name])) {
188: continue;
189: }
190: if ($fullPath) {
191: $name = $item->getPathName();
192: }
193: if ($item->isDir()) {
194: $dirs[] = $name;
195: } else {
196: $files[] = $name;
197: }
198: }
199: if ($sort || $this->sort) {
200: sort($dirs);
201: sort($files);
202: }
203: return array($dirs, $files);
204: }
205:
206: /**
207: * Returns an array of all matching files in current directory.
208: *
209: * @param string $regexpPattern Preg_match pattern (Defaults to: .*)
210: * @param bool $sort Whether results should be sorted.
211: * @return array Files that match given pattern
212: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::find
213: */
214: public function find($regexpPattern = '.*', $sort = false) {
215: list(, $files) = $this->read($sort);
216: return array_values(preg_grep('/^' . $regexpPattern . '$/i', $files));
217: }
218:
219: /**
220: * Returns an array of all matching files in and below current directory.
221: *
222: * @param string $pattern Preg_match pattern (Defaults to: .*)
223: * @param bool $sort Whether results should be sorted.
224: * @return array Files matching $pattern
225: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::findRecursive
226: */
227: public function findRecursive($pattern = '.*', $sort = false) {
228: if (!$this->pwd()) {
229: return array();
230: }
231: $startsOn = $this->path;
232: $out = $this->_findRecursive($pattern, $sort);
233: $this->cd($startsOn);
234: return $out;
235: }
236:
237: /**
238: * Private helper function for findRecursive.
239: *
240: * @param string $pattern Pattern to match against
241: * @param bool $sort Whether results should be sorted.
242: * @return array Files matching pattern
243: */
244: protected function _findRecursive($pattern, $sort = false) {
245: list($dirs, $files) = $this->read($sort);
246: $found = array();
247:
248: foreach ($files as $file) {
249: if (preg_match('/^' . $pattern . '$/i', $file)) {
250: $found[] = Folder::addPathElement($this->path, $file);
251: }
252: }
253: $start = $this->path;
254:
255: foreach ($dirs as $dir) {
256: $this->cd(Folder::addPathElement($start, $dir));
257: $found = array_merge($found, $this->findRecursive($pattern, $sort));
258: }
259: return $found;
260: }
261:
262: /**
263: * Returns true if given $path is a Windows path.
264: *
265: * @param string $path Path to check
266: * @return bool true if windows path, false otherwise
267: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::isWindowsPath
268: */
269: public static function isWindowsPath($path) {
270: return (preg_match('/^[A-Z]:\\\\/i', $path) || substr($path, 0, 2) === '\\\\');
271: }
272:
273: /**
274: * Returns true if given $path is an absolute path.
275: *
276: * @param string $path Path to check
277: * @return bool true if path is absolute.
278: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::isAbsolute
279: */
280: public static function isAbsolute($path) {
281: return !empty($path) && ($path[0] === '/' || preg_match('/^[A-Z]:\\\\/i', $path) || substr($path, 0, 2) === '\\\\');
282: }
283:
284: /**
285: * Returns a correct set of slashes for given $path. (\\ for Windows paths and / for other paths.)
286: *
287: * @param string $path Path to check
288: * @return string Set of slashes ("\\" or "/")
289: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::normalizePath
290: */
291: public static function normalizePath($path) {
292: return Folder::correctSlashFor($path);
293: }
294:
295: /**
296: * Returns a correct set of slashes for given $path. (\\ for Windows paths and / for other paths.)
297: *
298: * @param string $path Path to check
299: * @return string Set of slashes ("\\" or "/")
300: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::correctSlashFor
301: */
302: public static function correctSlashFor($path) {
303: return (Folder::isWindowsPath($path)) ? '\\' : '/';
304: }
305:
306: /**
307: * Returns $path with added terminating slash (corrected for Windows or other OS).
308: *
309: * @param string $path Path to check
310: * @return string Path with ending slash
311: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::slashTerm
312: */
313: public static function slashTerm($path) {
314: if (Folder::isSlashTerm($path)) {
315: return $path;
316: }
317: return $path . Folder::correctSlashFor($path);
318: }
319:
320: /**
321: * Returns $path with $element added, with correct slash in-between.
322: *
323: * @param string $path Path
324: * @param string|array $element Element to add at end of path
325: * @return string Combined path
326: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::addPathElement
327: */
328: public static function addPathElement($path, $element) {
329: $element = (array)$element;
330: array_unshift($element, rtrim($path, DS));
331: return implode(DS, $element);
332: }
333:
334: /**
335: * Returns true if the File is in a given CakePath.
336: *
337: * @param string $path The path to check.
338: * @return bool
339: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::inCakePath
340: */
341: public function inCakePath($path = '') {
342: $dir = substr(Folder::slashTerm(ROOT), 0, -1);
343: $newdir = $dir . $path;
344:
345: return $this->inPath($newdir);
346: }
347:
348: /**
349: * Returns true if the File is in given path.
350: *
351: * @param string $path The path to check that the current pwd() resides with in.
352: * @param bool $reverse Reverse the search, check that pwd() resides within $path.
353: * @return bool
354: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::inPath
355: */
356: public function inPath($path = '', $reverse = false) {
357: $dir = Folder::slashTerm($path);
358: $current = Folder::slashTerm($this->pwd());
359:
360: if (!$reverse) {
361: $return = preg_match('/^(.*)' . preg_quote($dir, '/') . '(.*)/', $current);
362: } else {
363: $return = preg_match('/^(.*)' . preg_quote($current, '/') . '(.*)/', $dir);
364: }
365: return (bool)$return;
366: }
367:
368: /**
369: * Change the mode on a directory structure recursively. This includes changing the mode on files as well.
370: *
371: * @param string $path The path to chmod.
372: * @param int $mode Octal value, e.g. 0755.
373: * @param bool $recursive Chmod recursively, set to false to only change the current directory.
374: * @param array $exceptions Array of files, directories to skip.
375: * @return bool Success.
376: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::chmod
377: */
378: public function chmod($path, $mode = false, $recursive = true, $exceptions = array()) {
379: if (!$mode) {
380: $mode = $this->mode;
381: }
382:
383: if ($recursive === false && is_dir($path)) {
384: //@codingStandardsIgnoreStart
385: if (@chmod($path, intval($mode, 8))) {
386: //@codingStandardsIgnoreEnd
387: $this->_messages[] = __d('cake_dev', '%s changed to %s', $path, $mode);
388: return true;
389: }
390:
391: $this->_errors[] = __d('cake_dev', '%s NOT changed to %s', $path, $mode);
392: return false;
393: }
394:
395: if (is_dir($path)) {
396: $paths = $this->tree($path);
397:
398: foreach ($paths as $type) {
399: foreach ($type as $fullpath) {
400: $check = explode(DS, $fullpath);
401: $count = count($check);
402:
403: if (in_array($check[$count - 1], $exceptions)) {
404: continue;
405: }
406:
407: //@codingStandardsIgnoreStart
408: if (@chmod($fullpath, intval($mode, 8))) {
409: //@codingStandardsIgnoreEnd
410: $this->_messages[] = __d('cake_dev', '%s changed to %s', $fullpath, $mode);
411: } else {
412: $this->_errors[] = __d('cake_dev', '%s NOT changed to %s', $fullpath, $mode);
413: }
414: }
415: }
416:
417: if (empty($this->_errors)) {
418: return true;
419: }
420: }
421: return false;
422: }
423:
424: /**
425: * Returns an array of nested directories and files in each directory
426: *
427: * @param string $path the directory path to build the tree from
428: * @param array|bool $exceptions Either an array of files/folder to exclude
429: * or boolean true to not grab dot files/folders
430: * @param string $type either 'file' or 'dir'. null returns both files and directories
431: * @return mixed array of nested directories and files in each directory
432: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::tree
433: */
434: public function tree($path = null, $exceptions = false, $type = null) {
435: if (!$path) {
436: $path = $this->path;
437: }
438: $files = array();
439: $directories = array($path);
440:
441: if (is_array($exceptions)) {
442: $exceptions = array_flip($exceptions);
443: }
444: $skipHidden = false;
445: if ($exceptions === true) {
446: $skipHidden = true;
447: } elseif (isset($exceptions['.'])) {
448: $skipHidden = true;
449: unset($exceptions['.']);
450: }
451:
452: try {
453: $directory = new RecursiveDirectoryIterator($path, RecursiveDirectoryIterator::KEY_AS_PATHNAME | RecursiveDirectoryIterator::CURRENT_AS_SELF);
454: $iterator = new RecursiveIteratorIterator($directory, RecursiveIteratorIterator::SELF_FIRST);
455: } catch (Exception $e) {
456: if ($type === null) {
457: return array(array(), array());
458: }
459: return array();
460: }
461:
462: foreach ($iterator as $itemPath => $fsIterator) {
463: if ($skipHidden) {
464: $subPathName = $fsIterator->getSubPathname();
465: if ($subPathName{0} === '.' || strpos($subPathName, DS . '.') !== false) {
466: continue;
467: }
468: }
469: $item = $fsIterator->current();
470: if (!empty($exceptions) && isset($exceptions[$item->getFilename()])) {
471: continue;
472: }
473:
474: if ($item->isFile()) {
475: $files[] = $itemPath;
476: } elseif ($item->isDir() && !$item->isDot()) {
477: $directories[] = $itemPath;
478: }
479: }
480: if ($type === null) {
481: return array($directories, $files);
482: }
483: if ($type === 'dir') {
484: return $directories;
485: }
486: return $files;
487: }
488:
489: /**
490: * Create a directory structure recursively.
491: *
492: * Can be used to create deep path structures like `/foo/bar/baz/shoe/horn`
493: *
494: * @param string $pathname The directory structure to create. Either an absolute or relative
495: * path. If the path is relative and exists in the process' cwd it will not be created.
496: * Otherwise relative paths will be prefixed with the current pwd().
497: * @param int $mode octal value 0755
498: * @return bool Returns TRUE on success, FALSE on failure
499: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::create
500: */
501: public function create($pathname, $mode = false) {
502: if (is_dir($pathname) || empty($pathname)) {
503: return true;
504: }
505:
506: if (!self::isAbsolute($pathname)) {
507: $pathname = self::addPathElement($this->pwd(), $pathname);
508: }
509:
510: if (!$mode) {
511: $mode = $this->mode;
512: }
513:
514: if (is_file($pathname)) {
515: $this->_errors[] = __d('cake_dev', '%s is a file', $pathname);
516: return false;
517: }
518: $pathname = rtrim($pathname, DS);
519: $nextPathname = substr($pathname, 0, strrpos($pathname, DS));
520:
521: if ($this->create($nextPathname, $mode)) {
522: if (!file_exists($pathname)) {
523: $old = umask(0);
524: if (mkdir($pathname, $mode)) {
525: umask($old);
526: $this->_messages[] = __d('cake_dev', '%s created', $pathname);
527: return true;
528: }
529: umask($old);
530: $this->_errors[] = __d('cake_dev', '%s NOT created', $pathname);
531: return false;
532: }
533: }
534: return false;
535: }
536:
537: /**
538: * Returns the size in bytes of this Folder and its contents.
539: *
540: * @return int size in bytes of current folder
541: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::dirsize
542: */
543: public function dirsize() {
544: $size = 0;
545: $directory = Folder::slashTerm($this->path);
546: $stack = array($directory);
547: $count = count($stack);
548: for ($i = 0, $j = $count; $i < $j; ++$i) {
549: if (is_file($stack[$i])) {
550: $size += filesize($stack[$i]);
551: } elseif (is_dir($stack[$i])) {
552: $dir = dir($stack[$i]);
553: if ($dir) {
554: while (false !== ($entry = $dir->read())) {
555: if ($entry === '.' || $entry === '..') {
556: continue;
557: }
558: $add = $stack[$i] . $entry;
559:
560: if (is_dir($stack[$i] . $entry)) {
561: $add = Folder::slashTerm($add);
562: }
563: $stack[] = $add;
564: }
565: $dir->close();
566: }
567: }
568: $j = count($stack);
569: }
570: return $size;
571: }
572:
573: /**
574: * Recursively Remove directories if the system allows.
575: *
576: * @param string $path Path of directory to delete
577: * @return bool Success
578: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::delete
579: */
580: public function delete($path = null) {
581: if (!$path) {
582: $path = $this->pwd();
583: }
584: if (!$path) {
585: return null;
586: }
587: $path = Folder::slashTerm($path);
588: if (is_dir($path)) {
589: try {
590: $directory = new RecursiveDirectoryIterator($path, RecursiveDirectoryIterator::CURRENT_AS_SELF);
591: $iterator = new RecursiveIteratorIterator($directory, RecursiveIteratorIterator::CHILD_FIRST);
592: } catch (Exception $e) {
593: return false;
594: }
595:
596: foreach ($iterator as $item) {
597: $filePath = $item->getPathname();
598: if ($item->isFile() || $item->isLink()) {
599: //@codingStandardsIgnoreStart
600: if (@unlink($filePath)) {
601: //@codingStandardsIgnoreEnd
602: $this->_messages[] = __d('cake_dev', '%s removed', $filePath);
603: } else {
604: $this->_errors[] = __d('cake_dev', '%s NOT removed', $filePath);
605: }
606: } elseif ($item->isDir() && !$item->isDot()) {
607: //@codingStandardsIgnoreStart
608: if (@rmdir($filePath)) {
609: //@codingStandardsIgnoreEnd
610: $this->_messages[] = __d('cake_dev', '%s removed', $filePath);
611: } else {
612: $this->_errors[] = __d('cake_dev', '%s NOT removed', $filePath);
613: return false;
614: }
615: }
616: }
617:
618: $path = rtrim($path, DS);
619: //@codingStandardsIgnoreStart
620: if (@rmdir($path)) {
621: //@codingStandardsIgnoreEnd
622: $this->_messages[] = __d('cake_dev', '%s removed', $path);
623: } else {
624: $this->_errors[] = __d('cake_dev', '%s NOT removed', $path);
625: return false;
626: }
627: }
628: return true;
629: }
630:
631: /**
632: * Recursive directory copy.
633: *
634: * ### Options
635: *
636: * - `to` The directory to copy to.
637: * - `from` The directory to copy from, this will cause a cd() to occur, changing the results of pwd().
638: * - `mode` The mode to copy the files/directories with as integer, e.g. 0775.
639: * - `skip` Files/directories to skip.
640: * - `scheme` Folder::MERGE, Folder::OVERWRITE, Folder::SKIP
641: *
642: * @param array|string $options Either an array of options (see above) or a string of the destination directory.
643: * @return bool Success.
644: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::copy
645: */
646: public function copy($options) {
647: if (!$this->pwd()) {
648: return false;
649: }
650: $to = null;
651: if (is_string($options)) {
652: $to = $options;
653: $options = array();
654: }
655: $options += array(
656: 'to' => $to,
657: 'from' => $this->path,
658: 'mode' => $this->mode,
659: 'skip' => array(),
660: 'scheme' => Folder::MERGE
661: );
662:
663: $fromDir = $options['from'];
664: $toDir = $options['to'];
665: $mode = $options['mode'];
666:
667: if (!$this->cd($fromDir)) {
668: $this->_errors[] = __d('cake_dev', '%s not found', $fromDir);
669: return false;
670: }
671:
672: if (!is_dir($toDir)) {
673: $this->create($toDir, $mode);
674: }
675:
676: if (!is_writable($toDir)) {
677: $this->_errors[] = __d('cake_dev', '%s not writable', $toDir);
678: return false;
679: }
680:
681: $exceptions = array_merge(array('.', '..', '.svn'), $options['skip']);
682: //@codingStandardsIgnoreStart
683: if ($handle = @opendir($fromDir)) {
684: //@codingStandardsIgnoreEnd
685: while (($item = readdir($handle)) !== false) {
686: $to = Folder::addPathElement($toDir, $item);
687: if (($options['scheme'] != Folder::SKIP || !is_dir($to)) && !in_array($item, $exceptions)) {
688: $from = Folder::addPathElement($fromDir, $item);
689: if (is_file($from) && (!is_file($to) || $options['scheme'] != Folder::SKIP)) {
690: if (copy($from, $to)) {
691: chmod($to, intval($mode, 8));
692: touch($to, filemtime($from));
693: $this->_messages[] = __d('cake_dev', '%s copied to %s', $from, $to);
694: } else {
695: $this->_errors[] = __d('cake_dev', '%s NOT copied to %s', $from, $to);
696: }
697: }
698:
699: if (is_dir($from) && file_exists($to) && $options['scheme'] === Folder::OVERWRITE) {
700: $this->delete($to);
701: }
702:
703: if (is_dir($from) && !file_exists($to)) {
704: $old = umask(0);
705: if (mkdir($to, $mode)) {
706: umask($old);
707: $old = umask(0);
708: chmod($to, $mode);
709: umask($old);
710: $this->_messages[] = __d('cake_dev', '%s created', $to);
711: $options = array('to' => $to, 'from' => $from) + $options;
712: $this->copy($options);
713: } else {
714: $this->_errors[] = __d('cake_dev', '%s not created', $to);
715: }
716: } elseif (is_dir($from) && $options['scheme'] === Folder::MERGE) {
717: $options = array('to' => $to, 'from' => $from) + $options;
718: $this->copy($options);
719: }
720: }
721: }
722: closedir($handle);
723: } else {
724: return false;
725: }
726:
727: if (!empty($this->_errors)) {
728: return false;
729: }
730: return true;
731: }
732:
733: /**
734: * Recursive directory move.
735: *
736: * ### Options
737: *
738: * - `to` The directory to copy to.
739: * - `from` The directory to copy from, this will cause a cd() to occur, changing the results of pwd().
740: * - `chmod` The mode to copy the files/directories with.
741: * - `skip` Files/directories to skip.
742: * - `scheme` Folder::MERGE, Folder::OVERWRITE, Folder::SKIP
743: *
744: * @param array $options (to, from, chmod, skip, scheme)
745: * @return bool Success
746: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::move
747: */
748: public function move($options) {
749: $to = null;
750: if (is_string($options)) {
751: $to = $options;
752: $options = (array)$options;
753: }
754: $options += array('to' => $to, 'from' => $this->path, 'mode' => $this->mode, 'skip' => array());
755:
756: if ($this->copy($options)) {
757: if ($this->delete($options['from'])) {
758: return (bool)$this->cd($options['to']);
759: }
760: }
761: return false;
762: }
763:
764: /**
765: * get messages from latest method
766: *
767: * @param bool $reset Reset message stack after reading
768: * @return array
769: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::messages
770: */
771: public function messages($reset = true) {
772: $messages = $this->_messages;
773: if ($reset) {
774: $this->_messages = array();
775: }
776: return $messages;
777: }
778:
779: /**
780: * get error from latest method
781: *
782: * @param bool $reset Reset error stack after reading
783: * @return array
784: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::errors
785: */
786: public function errors($reset = true) {
787: $errors = $this->_errors;
788: if ($reset) {
789: $this->_errors = array();
790: }
791: return $errors;
792: }
793:
794: /**
795: * Get the real path (taking ".." and such into account)
796: *
797: * @param string $path Path to resolve
798: * @return string The resolved path
799: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::realpath
800: */
801: public function realpath($path) {
802: $path = str_replace('/', DS, trim($path));
803: if (strpos($path, '..') === false) {
804: if (!Folder::isAbsolute($path)) {
805: $path = Folder::addPathElement($this->path, $path);
806: }
807: return $path;
808: }
809: $parts = explode(DS, $path);
810: $newparts = array();
811: $newpath = '';
812: if ($path[0] === DS) {
813: $newpath = DS;
814: }
815:
816: while (($part = array_shift($parts)) !== null) {
817: if ($part === '.' || $part === '') {
818: continue;
819: }
820: if ($part === '..') {
821: if (!empty($newparts)) {
822: array_pop($newparts);
823: continue;
824: }
825: return false;
826: }
827: $newparts[] = $part;
828: }
829: $newpath .= implode(DS, $newparts);
830:
831: return Folder::slashTerm($newpath);
832: }
833:
834: /**
835: * Returns true if given $path ends in a slash (i.e. is slash-terminated).
836: *
837: * @param string $path Path to check
838: * @return bool true if path ends with slash, false otherwise
839: * @link http://book.cakephp.org/2.0/en/core-utility-libraries/file-folder.html#Folder::isSlashTerm
840: */
841: public static function isSlashTerm($path) {
842: $lastChar = $path[strlen($path) - 1];
843: return $lastChar === '/' || $lastChar === '\\';
844: }
845:
846: }
847: