added identicon library, including license, regenerated autoloader

vendor/yzalis/identicon/src/Identicon/Identicon.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace Identicon;
+
+use Identicon\Generator\GdGenerator;
+use Identicon\Generator\GeneratorInterface;
+
+/**
+ * @author Benjamin Laugueux <benjamin@yzalis.com>
+ */
+class Identicon
+{
+    /**
+     * @var GeneratorInterface
+     */
+    private $generator;
+
+    public function __construct($generator = null)
+    {
+        if (null === $generator) {
+            $this->generator = new GdGenerator();
+        } else {
+            $this->generator = $generator;
+        }
+
+    }
+
+    /**
+     * Set the image generetor
+     *
+     * @param GeneratorInterface $generator
+     *
+     * @throws \Exception
+     */
+    public function setGenerator(GeneratorInterface $generator)
+    {
+        $this->generator = $generator;
+
+        return $this;
+    }
+
+    /**
+     * Display an Identicon image
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     */
+    public function displayImage($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        header("Content-Type: image/png");
+        echo $this->getImageData($string, $size, $color, $backgroundColor);
+    }
+
+    /**
+     * Get an Identicon PNG image data
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     *
+     * @return string
+     */
+    public function getImageData($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        return $this->generator->getImageBinaryData($string, $size, $color, $backgroundColor);
+    }
+
+    /**
+     * Get an Identicon PNG image resource
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     *
+     * @return string
+     */
+    public function getImageResource($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        return $this->generator->getImageResource($string, $size, $color, $backgroundColor);
+    }
+
+    /**
+     * Get an Identicon PNG image data as base 64 encoded
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     *
+     * @return string
+     */
+    public function getImageDataUri($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        return sprintf('data:image/png;base64,%s', base64_encode($this->getImageData($string, $size, $color, $backgroundColor)));
+    }
+}