Initial Commit

database/php/pear/File/Iterator/Factory.php

@@ -0,0 +1,120 @@
+<?php
+/**
+ * php-file-iterator
+ *
+ * Copyright (c) 2009-2012, Sebastian Bergmann <sb@sebastian-bergmann.de>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in
+ *     the documentation and/or other materials provided with the
+ *     distribution.
+ *
+ *   * Neither the name of Sebastian Bergmann nor the names of his
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package   File
+ * @author    Sebastian Bergmann <sb@sebastian-bergmann.de>
+ * @copyright 2009-2012 Sebastian Bergmann <sb@sebastian-bergmann.de>
+ * @license   http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
+ * @since     File available since Release 1.1.0
+ */
+
+/**
+ * Factory Method implementation that creates a File_Iterator that operates on
+ * an AppendIterator that contains an RecursiveDirectoryIterator for each given
+ * path.
+ *
+ * @author    Sebastian Bergmann <sb@sebastian-bergmann.de>
+ * @copyright 2009-2012 Sebastian Bergmann <sb@sebastian-bergmann.de>
+ * @license   http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
+ * @version   Release: 1.3.3
+ * @link      http://github.com/sebastianbergmann/php-file-iterator/tree
+ * @since     Class available since Release 1.1.0
+ */
+class File_Iterator_Factory
+{
+    /**
+     * @param  array|string $paths
+     * @param  array|string $suffixes
+     * @param  array|string $prefixes
+     * @param  array        $exclude
+     * @return AppendIterator
+     */
+    public function getFileIterator($paths, $suffixes = '', $prefixes = '', array $exclude = array())
+    {
+        if (is_string($paths)) {
+            $paths = array($paths);
+        }
+
+        $_paths = array();
+
+        foreach ($paths as $path) {
+            if ($locals = glob($path, GLOB_ONLYDIR)) {
+                $_paths = array_merge($_paths, $locals);
+            } else {
+                $_paths[] = $path;
+            }
+        }
+
+        $paths = $_paths;
+        unset($_paths);
+
+        if (is_string($prefixes)) {
+            if ($prefixes != '') {
+                $prefixes = array($prefixes);
+            } else {
+                $prefixes = array();
+            }
+        }
+
+        if (is_string($suffixes)) {
+            if ($suffixes != '') {
+                $suffixes = array($suffixes);
+            } else {
+                $suffixes = array();
+            }
+        }
+
+        $iterator = new AppendIterator;
+
+        foreach ($paths as $path) {
+            if (is_dir($path)) {
+                $iterator->append(
+                  new File_Iterator(
+                    new RecursiveIteratorIterator(
+                      new RecursiveDirectoryIterator($path)
+                    ),
+                    $suffixes,
+                    $prefixes,
+                    $exclude,
+                    $path
+                  )
+                );
+            }
+        }
+
+        return $iterator;
+    }
+}