Diff: dumi_doc-master/schema/vendor/justinrainbow/json-schema/src/JsonSchema/Iterator/ObjectIterator.php

Revision:

44:c1d8923072ba

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dumi_doc-master/schema/vendor/justinrainbow/json-schema/src/JsonSchema/Iterator/ObjectIterator.php	Tue Jul 18 16:27:22 2017 +0800
@@ -0,0 +1,147 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Iterator;
+
+/**
+ * @package JsonSchema\Iterator
+ * @author Joost Nijhuis <jnijhuis81@gmail.com>
+ */
+class ObjectIterator implements \Iterator, \Countable
+{
+    /** @var object */
+    private $object;
+
+    /** @var int */
+    private $position = 0;
+
+    /** @var array */
+    private $data = array();
+
+    /** @var bool */
+    private $initialized = false;
+
+    /**
+     * @param object $object
+     */
+    public function __construct($object)
+    {
+        $this->object = $object;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function current()
+    {
+        $this->initialize();
+
+        return $this->data[$this->position];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function next()
+    {
+        $this->initialize();
+        $this->position++;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function key()
+    {
+        $this->initialize();
+
+        return $this->position;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function valid()
+    {
+        $this->initialize();
+
+        return isset($this->data[$this->position]);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function rewind()
+    {
+        $this->initialize();
+        $this->position = 0;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function count()
+    {
+        $this->initialize();
+
+        return count($this->data);
+    }
+
+    /**
+     * Initializer
+     */
+    private function initialize()
+    {
+        if (!$this->initialized) {
+            $this->data = $this->buildDataFromObject($this->object);
+            $this->initialized = true;
+        }
+    }
+
+    /**
+     * @param object $object
+     * @return array
+     */
+    private function buildDataFromObject($object)
+    {
+        $result = array();
+
+        $stack = new \SplStack();
+        $stack->push($object);
+
+        while (!$stack->isEmpty()) {
+
+            $current = $stack->pop();
+            if (is_object($current)) {
+                array_push($result, $current);
+            }
+
+            foreach ($this->getDataFromItem($current) as $propertyName => $propertyValue) {
+                if (is_object($propertyValue) || is_array($propertyValue)) {
+                    $stack->push($propertyValue);
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * @param object|array $item
+     * @return array
+     */
+    private function getDataFromItem($item)
+    {
+        if (!is_object($item) && !is_array($item)) {
+            return array();
+        }
+
+        return is_object($item) ? get_object_vars($item) : $item;
+    }
+}