xref: /PHP-7.0/ext/spl/examples/findfile.inc (revision 1b9e0de2)
1<?php
2
3/** @file findfile.inc
4 * @ingroup Examples
5 * @brief class FindFile
6 * @author  Marcus Boerger
7 * @date    2003 - 2005
8 *
9 * SPL - Standard PHP Library
10 */
11
12if (!class_exists("FindFile", false)) require_once("findfile.inc");
13if (!class_exists("AppendIterator", false)) require_once("appenditerator.inc");
14
15/** @ingroup Examples
16 * @brief   Base class to find files
17 * @author  Marcus Boerger
18 * @version 1.1
19 *
20 */
21class FindFile extends FilterIterator
22{
23	/** @internal filename to find */
24	private $file;
25
26	/** Construct from path and filename
27	 *
28	 * @param $path the directory to search in
29	 *              If path contains ';' then this parameter is split and every
30	 *              part of it is used as separate directory.
31	 * @param $file the name of the files to search fro
32	 */
33	function __construct($path, $file)
34	{
35		$this->file = $file;
36		$list = split(PATH_SEPARATOR, $path);
37		if (count($list) <= 1) {
38			parent::__construct(new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path)));
39		} else {
40			$it = new AppendIterator();
41			foreach($list as $path) {
42				$it->append(new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path)));
43			}
44			parent::__construct($it);
45		}
46	}
47
48	/** @return whether the current file matches the given filename
49	 */
50	function accept()
51	{
52		return !strcmp($this->current(), $this->file);
53	}
54
55	/** @return the filename to search for.
56	 * @note This may be overloaded and contain a regular expression for an
57	 *       extended class that uses regular expressions to search.
58	 */
59	function getSearch()
60	{
61		return $this->file;
62	}
63}
64
65?>