1 files changed, 242 insertions, 0 deletions
diff --git a/lib/facebook-graph-sdk/src/Facebook/GraphNodes/Collection.php b/lib/facebook-graph-sdk/src/Facebook/GraphNodes/Collection.php
new file mode 100644
index 0000000..cac010b
--- /dev/null
+++ b/lib/facebook-graph-sdk/src/Facebook/GraphNodes/Collection.php
@@ -0,0 +1,242 @@
+<?php
+/**
+ * Copyright 2014 Facebook, Inc.
+ *
+ * You are hereby granted a non-exclusive, worldwide, royalty-free license to
+ * use, copy, modify, and distribute this software in source code or binary
+ * form for use in connection with the web services and APIs provided by
+ * Facebook.
+ *
+ * As with any software that integrates with the Facebook platform, your use
+ * of this software is subject to the Facebook Developer Principles and
+ * Policies [http://developers.facebook.com/policy/]. This copyright notice
+ * shall be included in all copies or substantial portions of the software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ */
+namespace Facebook\GraphNodes;
+
+/**
+ * Class Collection
+ *
+ * Modified version of Collection in "illuminate/support" by Taylor Otwell
+ *
+ * @package Facebook
+ */
+
+use ArrayAccess;
+use ArrayIterator;
+use Countable;
+use IteratorAggregate;
+
+class Collection implements ArrayAccess, Countable, IteratorAggregate
+{
+    /**
+     * The items contained in the collection.
+     *
+     * @var array
+     */
+    protected $items = [];
+
+    /**
+     * Create a new collection.
+     *
+     * @param array $items
+     */
+    public function __construct(array $items = [])
+    {
+        $this->items = $items;
+    }
+
+    /**
+     * Gets the value of a field from the Graph node.
+     *
+     * @param string $name    The field to retrieve.
+     * @param mixed  $default The default to return if the field doesn't exist.
+     *
+     * @return mixed
+     */
+    public function getField($name, $default = null)
+    {
+        if (isset($this->items[$name])) {
+            return $this->items[$name];
+        }
+
+        return $default ?: null;
+    }
+
+    /**
+     * Gets the value of the named property for this graph object.
+     *
+     * @param string $name    The property to retrieve.
+     * @param mixed  $default The default to return if the property doesn't exist.
+     *
+     * @return mixed
+     *
+     * @deprecated 5.0.0 getProperty() has been renamed to getField()
+     * @todo v6: Remove this method
+     */
+    public function getProperty($name, $default = null)
+    {
+        return $this->getField($name, $default);
+    }
+
+    /**
+     * Returns a list of all fields set on the object.
+     *
+     * @return array
+     */
+    public function getFieldNames()
+    {
+        return array_keys($this->items);
+    }
+
+    /**
+     * Returns a list of all properties set on the object.
+     *
+     * @return array
+     *
+     * @deprecated 5.0.0 getPropertyNames() has been renamed to getFieldNames()
+     * @todo v6: Remove this method
+     */
+    public function getPropertyNames()
+    {
+        return $this->getFieldNames();
+    }
+
+    /**
+     * Get all of the items in the collection.
+     *
+     * @return array
+     */
+    public function all()
+    {
+        return $this->items;
+    }
+
+    /**
+     * Get the collection of items as a plain array.
+     *
+     * @return array
+     */
+    public function asArray()
+    {
+        return array_map(function ($value) {
+            return $value instanceof Collection ? $value->asArray() : $value;
+        }, $this->items);
+    }
+
+    /**
+     * Run a map over each of the items.
+     *
+     * @param \Closure $callback
+     *
+     * @return static
+     */
+    public function map(\Closure $callback)
+    {
+        return new static(array_map($callback, $this->items, array_keys($this->items)));
+    }
+
+    /**
+     * Get the collection of items as JSON.
+     *
+     * @param int $options
+     *
+     * @return string
+     */
+    public function asJson($options = 0)
+    {
+        return json_encode($this->asArray(), $options);
+    }
+
+    /**
+     * Count the number of items in the collection.
+     *
+     * @return int
+     */
+    public function count()
+    {
+        return count($this->items);
+    }
+
+    /**
+     * Get an iterator for the items.
+     *
+     * @return ArrayIterator
+     */
+    public function getIterator()
+    {
+        return new ArrayIterator($this->items);
+    }
+
+    /**
+     * Determine if an item exists at an offset.
+     *
+     * @param mixed $key
+     *
+     * @return bool
+     */
+    public function offsetExists($key)
+    {
+        return array_key_exists($key, $this->items);
+    }
+
+    /**
+     * Get an item at a given offset.
+     *
+     * @param mixed $key
+     *
+     * @return mixed
+     */
+    public function offsetGet($key)
+    {
+        return $this->items[$key];
+    }
+
+    /**
+     * Set the item at a given offset.
+     *
+     * @param mixed $key
+     * @param mixed $value
+     *
+     * @return void
+     */
+    public function offsetSet($key, $value)
+    {
+        if (is_null($key)) {
+            $this->items[] = $value;
+        } else {
+            $this->items[$key] = $value;
+        }
+    }
+
+    /**
+     * Unset the item at a given offset.
+     *
+     * @param string $key
+     *
+     * @return void
+     */
+    public function offsetUnset($key)
+    {
+        unset($this->items[$key]);
+    }
+
+    /**
+     * Convert the collection to its string representation.
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        return $this->asJson();
+    }
+}