first commit

camping-care-widget.php

@@ -0,0 +1,28 @@
+<?php
+/*
+ * Plugin name: Camping Care Widget
+ * Version: 1.1.0
+ * Author: Daan Meijer <daan@september.digital>
+ */
+
+require_once(__DIR__ . '/vendor/autoload.php');
+
+$pluginData = get_plugin_data(__FILE__, false, false);
+define('CAMPING_CARE_WIDGET_VERSION', $pluginData['Version']);
+
+
+add_action('wp_enqueue_scripts',  function(){
+    wp_register_script('flatpickr-nl', 'https://cdnjs.cloudflare.com/ajax/libs/flatpickr/4.6.13/l10n/nl.min.js', [], '4.6.13');
+    wp_register_script('flatpickr', 'https://cdnjs.cloudflare.com/ajax/libs/flatpickr/4.6.13/flatpickr.min.js', ['flatpickr-nl'], '4.6.13');
+    wp_register_style('flatpickr', 'https://cdnjs.cloudflare.com/ajax/libs/flatpickr/4.6.13/flatpickr.min.css', [], '4.6.13');
+
+    wp_register_script('camping-care-widget', plugins_url( 'js/main.js', __FILE__ ), ['flatpickr'], CAMPING_CARE_WIDGET_VERSION);
+    wp_register_style('camping-care-widget', plugins_url('css/main.css', __FILE__), ['flatpickr'], CAMPING_CARE_WIDGET_VERSION);
+
+});
+
+
+
+
+\CampingCareWidget\Widget::init();
+\CampingCareWidget\Admin::init();

composer.json

@@ -0,0 +1,16 @@
+{
+    "name": "daan/camping-care-widget",
+    "type": "project",
+    "autoload": {
+        "psr-4": {
+            "CampingCareWidget\\": "src/"
+        }
+    },
+    "authors": [
+        {
+            "name": "Daan Meijer",
+            "email": "daan@september.digital"
+        }
+    ],
+    "require": {}
+}

css/main.css

@@ -0,0 +1,12 @@
+.out {
+    background-color: red;
+}
+
+.low {
+    background-color: yellow;
+}
+
+.stock {
+    background-color: green;
+    color: white;
+}

js/main.js

@@ -0,0 +1,33 @@
+class CampingCareWidget {
+    constructor(elm) {
+        this.elm = elm;
+
+        const jsonData = elm.querySelector('script[data-role=availability]')?.innerHTML;
+        const availability = JSON.parse(jsonData);
+
+
+        flatpickr(elm, {
+            inline: true,
+            enable: Object.keys(availability),
+            onDayCreate: function(dObj, dStr, fp, dayElem){
+                const date = dayElem.dateObj;
+                const dateFormatted = date.toISOString().split('T')[0]
+                const extraClass = availability[dateFormatted];
+
+                if(extraClass){
+                    dayElem.classList.add(extraClass);
+                }
+            }
+
+        });
+    }
+}
+
+
+document.addEventListener('DOMContentLoaded', () => {
+    document.querySelectorAll('[data-camping-care-widget]').forEach((element) => {
+        new CampingCareWidget(element);
+    });
+
+})
+

src/Admin.php

@@ -0,0 +1,136 @@
+<?php
+
+
+namespace CampingCareWidget;
+class Admin
+{
+    const MENU_PAGE = 'camping-care-widget-settings';
+    const OPTION_NAME = 'camping-care-widget-options';
+
+
+    public static function init(){
+        add_action( 'admin_menu', [static::class, 'add_settings_page'] );
+
+        add_action('admin_init', [static::class, 'register_settings']);
+
+    }
+
+    public static function add_settings_page(){
+        add_options_page( 'Camping Care Widget', 'Camping Care Widget', 'manage_options', self::MENU_PAGE, [static::class, 'settingsPage'] );
+    }
+
+    public static  function register_settings(){
+        register_setting( 'camping-care-widget-options', self::OPTION_NAME, [static::class, 'optionsValidate'] );
+
+        add_settings_section( 'api_settings', 'API Settings', null, self::MENU_PAGE );
+
+        add_settings_field( 'camping-care-widget_api_key', 'API Key', self::renderField('api_key', 'text'), self::MENU_PAGE, 'api_settings' );
+
+        if($api_key = self::getOption('api_key')){
+            add_settings_section('widget_settings', 'Widget Settings', null, self::MENU_PAGE);
+
+            $accommodations = CampingCareClient::getInstance($api_key)->getAccommodations();
+
+            $options = array_combine(
+                array_map(fn($accommodation) => $accommodation->name, $accommodations),
+                array_map(fn($accommodation) => $accommodation->id, $accommodations ),
+            );
+            add_settings_field('camping-care-widget_default_accommodation', 'Default accommodation', self::renderField('default_accommodation', 'select', [
+                'options' => $options,
+            ]), self::MENU_PAGE, 'widget_settings');
+
+            add_settings_field('camping-care-widget_accommodations', 'Available accommodations', function () use ($options){
+                ?>
+                <dl>
+                    <?PHP foreach ($options as $label => $id) {
+                        ?>
+                        <dt><?PHP echo $label; ?></dt>
+                        <dd><?PHP echo $id; ?></dd>
+                    <?PHP
+                    } ?>
+                </dl>
+                <?php
+            }, self::MENU_PAGE, 'widget_settings');
+
+        }
+
+
+    }
+
+    public static function getOption($name, $default = null){
+        $options = static::getOptions();
+        return $options[$name] ?? $default;
+    }
+
+    public static function getOptions(): array{
+        return get_option(self::OPTION_NAME, []);
+    }
+
+    public static function renderField($name, string|callable $callback, ...$args){
+        $options = static::getOptions();
+        $value = $options[$name] ?? null;
+
+        if(is_string($callback)){
+            switch($callback){
+                case 'text':
+                    $callback = [static::class, 'renderTextField'];
+                    break;
+
+                case 'select':
+                    $callback = [static::class, 'renderSelectField'];
+                    break;
+            }
+        }
+
+        return fn() => call_user_func_array($callback, [$name, $value, ... $args]);
+    }
+
+    public static function renderTextField($name, $value){
+        ?>
+        <input
+            id="camping-care-widget_<?PHP echo $name; ?>"
+            name='<?PHP echo self::OPTION_NAME; ?>[<?PHP echo $name; ?>]'
+            type='text'
+            value='<?PHP echo esc_attr( $value ); ?>'
+        />
+        <?php
+
+    }
+
+    public static function renderSelectField($name, $oldValue, $args){
+        ?>
+        <select
+            id="camping-care-widget_<?PHP echo $name; ?>"
+            name='<?PHP echo self::OPTION_NAME; ?>[<?PHP echo $name; ?>]'
+        >
+            <?PHP
+            foreach($args['options'] as $label => $value){
+                ?>
+                <option
+                    value="<?PHP echo esc_attr($value); ?>"
+                    <?PHP if($value == $oldValue){ echo "selected"; } ?>
+                >
+                    <?PHP echo esc_attr($label); ?>
+                </option>
+                <?PHP
+            }
+            ?>
+        </select>
+        <?php
+
+    }
+
+    public static  function settingsPage(){
+        ?>
+        <h2>Camping Care Widget Settings</h2>
+        <form action="options.php" method="post">
+            <?php
+            settings_fields( 'camping-care-widget-options' );
+            do_settings_sections( self::MENU_PAGE ); ?>
+            <input name="submit" class="button button-primary" type="submit" value="<?php esc_attr_e( 'Save' ); ?>" />
+        </form>
+        <?php
+    }
+
+
+}

src/CampingCareClient.php

@@ -0,0 +1,126 @@
+<?php
+
+namespace CampingCareWidget;
+
+use CampingCareWidget\Models\Accommodation;
+
+class CampingCareClient
+{
+
+    public function __construct(private $token){
+
+    }
+
+    private static function getBaseUrl()
+    {
+        return 'https://api.camping.care/v21';
+    }
+
+    private static function decodeJson(\WP_Error|array $response)
+    {
+        if(is_wp_error($response)){
+            throw new \Exception($response->get_error_message());
+        }
+        return json_decode(wp_remote_retrieve_body($response), true);
+    }
+
+    /**
+     * @return Accommodation[]
+     */
+    public function getAccommodations(): array
+    {
+        return static::cached('accommodations 2', 24 * 60 * 60, function(){
+            $data = static::decodeJson($this->doRequest('GET', '/accommodations', [
+                'get_meta' => false,
+                'get_media' => false,
+                'get_services' => false,
+                'translations' => false,
+                'limit' => 15,
+                'offset' => 0,
+                'status' => ['active', 'nonactive']
+            ]));
+            return array_map(fn($item) => new Accommodation($item), $data);
+        });
+    }
+
+    public function getAvailability(Accommodation $accommodation, \DateTime $from, \DateTime $to){
+        return static::cached('availability for accommodation ' . $accommodation->accommodation_uid, 15 * 60, function() use ($to, $from, $accommodation) {
+            return static::decodeJson($this->doRequest('GET', '/availability/stock', [
+                'accommodation_id' => $accommodation->id,
+                'from' => $from->format('Y-m-d'),
+                'till' => $to->format('Y-m-d'),
+            ], $accommodation->admin_id));
+        });
+    }
+
+    private static function cached(string $key, int $ttl, callable $callback){
+        $key = 'camping care widget cached:'.$key;
+        $result = get_transient($key);
+        if($result !== false){
+            return $result;
+        }
+
+        $result = $callback();
+        set_transient($key, $result, $ttl);
+        return $result;
+    }
+
+
+
+    private function getAuthToken(){
+        return static::cached('auth  token', 3500, function(){
+            $response = wp_remote_post(static::getBaseUrl().'/oauth/token', [
+                'body' => [
+                    'auth_token' => $this->token
+                ]
+            ]);
+
+            $tokens = static::decodeJson($response);
+            var_dump($tokens);
+            die();
+
+            return $tokens['idToken'];
+        });
+
+    }
+
+    private function doRequest(string $type, string $endpoint, $data = null, $admin_id = null){
+        $headers = [
+            'Authorization' => 'Bearer ' . $this->token,
+        ];
+        if($admin_id !== null){
+            $headers['X-Admin-Id'] = $admin_id;
+        }
+        switch($type){
+            case 'GET':
+                $url = static::getBaseUrl().$endpoint;
+                if($data){
+                    $url .= '?'.http_build_query($data);
+                }
+                return wp_remote_get($url, [
+                    'headers' => $headers
+                ]);
+
+            case 'POST':
+                return wp_remote_post($endpoint, [
+                    'headers' => $headers,
+                    'form_params' => $data
+                ]);
+        }
+        throw new \Exception("Invalid request type: " . $type);
+    }
+
+
+
+
+    public static function getInstance($token)
+    {
+        static $instance = null;
+        if (null === $instance) {
+            $instance = new CampingCareClient($token);
+        }
+        return $instance;
+    }
+
+
+}

src/Models/Accommodation.php

@@ -0,0 +1,28 @@
+<?php
+namespace CampingCareWidget\Models;
+
+class Accommodation extends Model
+{
+
+    public int $id;
+    public int $admin_id;
+    public int $accommodation_id;
+    public string $accommodation_uid;
+    public string $name;
+    public string $status;
+    public string $type;
+    public string $description;
+
+    public string $uid;
+
+    public string $vat_procent;
+    public int $rank;
+
+    public array $meta;
+    public array $media;
+    public array $services;
+    public array $arrangements;
+    public array $labels;
+    public array $translations;
+
+}

src/Models/Model.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace CampingCareWidget\Models;
+
+class Model
+{
+
+    public function __construct(array $data){
+        foreach ($data as $key => $value) {
+            $this->$key = $value;
+        }
+    }
+
+}

src/Widget.php

@@ -0,0 +1,63 @@
+<?PHP
+namespace CampingCareWidget;
+class Widget
+{
+
+    public static function init()
+    {
+        add_shortcode('camping-care-widget', [static::class, 'shortcode']);
+
+    }
+
+
+    public static function shortcode($args)
+    {
+        wp_enqueue_script('camping-care-widget');
+        wp_enqueue_style('camping-care-widget');
+
+        $availability = static::getAvailability(
+            $args['accommodation'] ?? Admin::getOption('default_accommodation'),
+            new \DateTime($args['from'] ?? "1 week ago"),
+            new \DateTime($args['to'] ?? "+1 year"),
+        );
+
+        $outCutoff = $args['outCutoff'] ?? 0;
+        $lowCutoff = $args['lowCutoff'] ?? 5;
+        $colorCodedAvailability = array_map(function($stock) use ($lowCutoff, $outCutoff) {
+            if($stock <= $outCutoff){
+                return 'out';
+            }elseif($stock <= $lowCutoff){
+                return 'low';
+            }else{
+                return 'stock';
+            }
+        }, $availability);
+        ob_start();
+        ?>
+        <div class="camping-care-widget" data-camping-care-widget>
+            <script type="application/json" data-role="availability"><?PHP echo json_encode($colorCodedAvailability); ?></script>
+        </div>
+        <?php
+        return ob_get_clean();
+    }
+
+    private static function getAvailability($accId, \DateTime $from, \DateTime $to): array
+    {
+
+        $apiKey = Admin::getOption('api_key');
+        if(!$apiKey){
+            return [];
+        }
+
+        $client = CampingCareClient::getInstance($apiKey);
+
+        $accommodations = $client->getAccommodations();
+        $accommodation = array_find($accommodations, fn($accommodation) => $accommodation->id == $accId);
+        $availibility = $client->getAvailability($accommodation, $from, $to);
+
+        return array_combine(
+            array_map(fn($item) => $item['price_date'], $availibility),
+            array_map(fn($item) => $item['stock'], $availibility),
+        );
+    }
+}

vendor/autoload.php

@@ -0,0 +1,25 @@
+<?php
+
+// autoload.php @generated by Composer
+
+if (PHP_VERSION_ID < 50600) {
+    if (!headers_sent()) {
+        header('HTTP/1.1 500 Internal Server Error');
+    }
+    $err = 'Composer 2.3.0 dropped support for autoloading on PHP <5.6 and you are running '.PHP_VERSION.', please upgrade PHP or use Composer 2.2 LTS via "composer self-update --2.2". Aborting.'.PHP_EOL;
+    if (!ini_get('display_errors')) {
+        if (PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') {
+            fwrite(STDERR, $err);
+        } elseif (!headers_sent()) {
+            echo $err;
+        }
+    }
+    trigger_error(
+        $err,
+        E_USER_ERROR
+    );
+}
+
+require_once __DIR__ . '/composer/autoload_real.php';
+
+return ComposerAutoloaderInit3917eb80673a62e9f6abe5c852023e98::getLoader();

vendor/composer/ClassLoader.php

@@ -0,0 +1,579 @@
+<?php
+
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ *     Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Autoload;
+
+/**
+ * ClassLoader implements a PSR-0, PSR-4 and classmap class loader.
+ *
+ *     $loader = new \Composer\Autoload\ClassLoader();
+ *
+ *     // register classes with namespaces
+ *     $loader->add('Symfony\Component', __DIR__.'/component');
+ *     $loader->add('Symfony',           __DIR__.'/framework');
+ *
+ *     // activate the autoloader
+ *     $loader->register();
+ *
+ *     // to enable searching the include path (eg. for PEAR packages)
+ *     $loader->setUseIncludePath(true);
+ *
+ * In this example, if you try to use a class in the Symfony\Component
+ * namespace or one of its children (Symfony\Component\Console for instance),
+ * the autoloader will first look for the class under the component/
+ * directory, and it will then fallback to the framework/ directory if not
+ * found before giving up.
+ *
+ * This class is loosely based on the Symfony UniversalClassLoader.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ * @see    https://www.php-fig.org/psr/psr-0/
+ * @see    https://www.php-fig.org/psr/psr-4/
+ */
+class ClassLoader
+{
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
+    /** @var string|null */
+    private $vendorDir;
+
+    // PSR-4
+    /**
+     * @var array<string, array<string, int>>
+     */
+    private $prefixLengthsPsr4 = array();
+    /**
+     * @var array<string, list<string>>
+     */
+    private $prefixDirsPsr4 = array();
+    /**
+     * @var list<string>
+     */
+    private $fallbackDirsPsr4 = array();
+
+    // PSR-0
+    /**
+     * List of PSR-0 prefixes
+     *
+     * Structured as array('F (first letter)' => array('Foo\Bar (full prefix)' => array('path', 'path2')))
+     *
+     * @var array<string, array<string, list<string>>>
+     */
+    private $prefixesPsr0 = array();
+    /**
+     * @var list<string>
+     */
+    private $fallbackDirsPsr0 = array();
+
+    /** @var bool */
+    private $useIncludePath = false;
+
+    /**
+     * @var array<string, string>
+     */
+    private $classMap = array();
+
+    /** @var bool */
+    private $classMapAuthoritative = false;
+
+    /**
+     * @var array<string, bool>
+     */
+    private $missingClasses = array();
+
+    /** @var string|null */
+    private $apcuPrefix;
+
+    /**
+     * @var array<string, self>
+     */
+    private static $registeredLoaders = array();
+
+    /**
+     * @param string|null $vendorDir
+     */
+    public function __construct($vendorDir = null)
+    {
+        $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
+    }
+
+    /**
+     * @return array<string, list<string>>
+     */
+    public function getPrefixes()
+    {
+        if (!empty($this->prefixesPsr0)) {
+            return call_user_func_array('array_merge', array_values($this->prefixesPsr0));
+        }
+
+        return array();
+    }
+
+    /**
+     * @return array<string, list<string>>
+     */
+    public function getPrefixesPsr4()
+    {
+        return $this->prefixDirsPsr4;
+    }
+
+    /**
+     * @return list<string>
+     */
+    public function getFallbackDirs()
+    {
+        return $this->fallbackDirsPsr0;
+    }
+
+    /**
+     * @return list<string>
+     */
+    public function getFallbackDirsPsr4()
+    {
+        return $this->fallbackDirsPsr4;
+    }
+
+    /**
+     * @return array<string, string> Array of classname => path
+     */
+    public function getClassMap()
+    {
+        return $this->classMap;
+    }
+
+    /**
+     * @param array<string, string> $classMap Class to filename map
+     *
+     * @return void
+     */
+    public function addClassMap(array $classMap)
+    {
+        if ($this->classMap) {
+            $this->classMap = array_merge($this->classMap, $classMap);
+        } else {
+            $this->classMap = $classMap;
+        }
+    }
+
+    /**
+     * Registers a set of PSR-0 directories for a given prefix, either
+     * appending or prepending to the ones previously set for this prefix.
+     *
+     * @param string              $prefix  The prefix
+     * @param list<string>|string $paths   The PSR-0 root directories
+     * @param bool                $prepend Whether to prepend the directories
+     *
+     * @return void
+     */
+    public function add($prefix, $paths, $prepend = false)
+    {
+        $paths = (array) $paths;
+        if (!$prefix) {
+            if ($prepend) {
+                $this->fallbackDirsPsr0 = array_merge(
+                    $paths,
+                    $this->fallbackDirsPsr0
+                );
+            } else {
+                $this->fallbackDirsPsr0 = array_merge(
+                    $this->fallbackDirsPsr0,
+                    $paths
+                );
+            }
+
+            return;
+        }
+
+        $first = $prefix[0];
+        if (!isset($this->prefixesPsr0[$first][$prefix])) {
+            $this->prefixesPsr0[$first][$prefix] = $paths;
+
+            return;
+        }
+        if ($prepend) {
+            $this->prefixesPsr0[$first][$prefix] = array_merge(
+                $paths,
+                $this->prefixesPsr0[$first][$prefix]
+            );
+        } else {
+            $this->prefixesPsr0[$first][$prefix] = array_merge(
+                $this->prefixesPsr0[$first][$prefix],
+                $paths
+            );
+        }
+    }
+
+    /**
+     * Registers a set of PSR-4 directories for a given namespace, either
+     * appending or prepending to the ones previously set for this namespace.
+     *
+     * @param string              $prefix  The prefix/namespace, with trailing '\\'
+     * @param list<string>|string $paths   The PSR-4 base directories
+     * @param bool                $prepend Whether to prepend the directories
+     *
+     * @throws \InvalidArgumentException
+     *
+     * @return void
+     */
+    public function addPsr4($prefix, $paths, $prepend = false)
+    {
+        $paths = (array) $paths;
+        if (!$prefix) {
+            // Register directories for the root namespace.
+            if ($prepend) {
+                $this->fallbackDirsPsr4 = array_merge(
+                    $paths,
+                    $this->fallbackDirsPsr4
+                );
+            } else {
+                $this->fallbackDirsPsr4 = array_merge(
+                    $this->fallbackDirsPsr4,
+                    $paths
+                );
+            }
+        } elseif (!isset($this->prefixDirsPsr4[$prefix])) {
+            // Register directories for a new namespace.
+            $length = strlen($prefix);
+            if ('\\' !== $prefix[$length - 1]) {
+                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
+            }
+            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
+            $this->prefixDirsPsr4[$prefix] = $paths;
+        } elseif ($prepend) {
+            // Prepend directories for an already registered namespace.
+            $this->prefixDirsPsr4[$prefix] = array_merge(
+                $paths,
+                $this->prefixDirsPsr4[$prefix]
+            );
+        } else {
+            // Append directories for an already registered namespace.
+            $this->prefixDirsPsr4[$prefix] = array_merge(
+                $this->prefixDirsPsr4[$prefix],
+                $paths
+            );
+        }
+    }
+
+    /**
+     * Registers a set of PSR-0 directories for a given prefix,
+     * replacing any others previously set for this prefix.
+     *
+     * @param string              $prefix The prefix
+     * @param list<string>|string $paths  The PSR-0 base directories
+     *
+     * @return void
+     */
+    public function set($prefix, $paths)
+    {
+        if (!$prefix) {
+            $this->fallbackDirsPsr0 = (array) $paths;
+        } else {
+            $this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths;
+        }
+    }
+
+    /**
+     * Registers a set of PSR-4 directories for a given namespace,
+     * replacing any others previously set for this namespace.
+     *
+     * @param string              $prefix The prefix/namespace, with trailing '\\'
+     * @param list<string>|string $paths  The PSR-4 base directories
+     *
+     * @throws \InvalidArgumentException
+     *
+     * @return void
+     */
+    public function setPsr4($prefix, $paths)
+    {
+        if (!$prefix) {
+            $this->fallbackDirsPsr4 = (array) $paths;
+        } else {
+            $length = strlen($prefix);
+            if ('\\' !== $prefix[$length - 1]) {
+                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
+            }
+            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
+            $this->prefixDirsPsr4[$prefix] = (array) $paths;
+        }
+    }
+
+    /**
+     * Turns on searching the include path for class files.
+     *
+     * @param bool $useIncludePath
+     *
+     * @return void
+     */
+    public function setUseIncludePath($useIncludePath)
+    {
+        $this->useIncludePath = $useIncludePath;
+    }
+
+    /**
+     * Can be used to check if the autoloader uses the include path to check
+     * for classes.
+     *
+     * @return bool
+     */
+    public function getUseIncludePath()
+    {
+        return $this->useIncludePath;
+    }
+
+    /**
+     * Turns off searching the prefix and fallback directories for classes
+     * that have not been registered with the class map.
+     *
+     * @param bool $classMapAuthoritative
+     *
+     * @return void
+     */
+    public function setClassMapAuthoritative($classMapAuthoritative)
+    {
+        $this->classMapAuthoritative = $classMapAuthoritative;
+    }
+
+    /**
+     * Should class lookup fail if not found in the current class map?
+     *
+     * @return bool
+     */
+    public function isClassMapAuthoritative()
+    {
+        return $this->classMapAuthoritative;
+    }
+
+    /**
+     * APCu prefix to use to cache found/not-found classes, if the extension is enabled.
+     *
+     * @param string|null $apcuPrefix
+     *
+     * @return void
+     */
+    public function setApcuPrefix($apcuPrefix)
+    {
+        $this->apcuPrefix = function_exists('apcu_fetch') && filter_var(ini_get('apc.enabled'), FILTER_VALIDATE_BOOLEAN) ? $apcuPrefix : null;
+    }
+
+    /**
+     * The APCu prefix in use, or null if APCu caching is not enabled.
+     *
+     * @return string|null
+     */
+    public function getApcuPrefix()
+    {
+        return $this->apcuPrefix;
+    }
+
+    /**
+     * Registers this instance as an autoloader.
+     *
+     * @param bool $prepend Whether to prepend the autoloader or not
+     *
+     * @return void
+     */
+    public function register($prepend = false)
+    {
+        spl_autoload_register(array($this, 'loadClass'), true, $prepend);
+
+        if (null === $this->vendorDir) {
+            return;
+        }
+
+        if ($prepend) {
+            self::$registeredLoaders = array($this->vendorDir => $this) + self::$registeredLoaders;
+        } else {
+            unset(self::$registeredLoaders[$this->vendorDir]);
+            self::$registeredLoaders[$this->vendorDir] = $this;
+        }
+    }
+
+    /**
+     * Unregisters this instance as an autoloader.
+     *
+     * @return void
+     */
+    public function unregister()
+    {
+        spl_autoload_unregister(array($this, 'loadClass'));
+
+        if (null !== $this->vendorDir) {
+            unset(self::$registeredLoaders[$this->vendorDir]);
+        }
+    }
+
+    /**
+     * Loads the given class or interface.
+     *
+     * @param  string    $class The name of the class
+     * @return true|null True if loaded, null otherwise
+     */
+    public function loadClass($class)
+    {
+        if ($file = $this->findFile($class)) {
+            $includeFile = self::$includeFile;
+            $includeFile($file);
+
+            return true;
+        }
+
+        return null;
+    }
+
+    /**
+     * Finds the path to the file where the class is defined.
+     *
+     * @param string $class The name of the class
+     *
+     * @return string|false The path if found, false otherwise
+     */
+    public function findFile($class)
+    {
+        // class map lookup
+        if (isset($this->classMap[$class])) {
+            return $this->classMap[$class];
+        }
+        if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) {
+            return false;
+        }
+        if (null !== $this->apcuPrefix) {
+            $file = apcu_fetch($this->apcuPrefix.$class, $hit);
+            if ($hit) {
+                return $file;
+            }
+        }
+
+        $file = $this->findFileWithExtension($class, '.php');
+
+        // Search for Hack files if we are running on HHVM
+        if (false === $file && defined('HHVM_VERSION')) {
+            $file = $this->findFileWithExtension($class, '.hh');
+        }
+
+        if (null !== $this->apcuPrefix) {
+            apcu_add($this->apcuPrefix.$class, $file);
+        }
+
+        if (false === $file) {
+            // Remember that this class does not exist.
+            $this->missingClasses[$class] = true;
+        }
+
+        return $file;
+    }
+
+    /**
+     * Returns the currently registered loaders keyed by their corresponding vendor directories.
+     *
+     * @return array<string, self>
+     */
+    public static function getRegisteredLoaders()
+    {
+        return self::$registeredLoaders;
+    }
+
+    /**
+     * @param  string       $class
+     * @param  string       $ext
+     * @return string|false
+     */
+    private function findFileWithExtension($class, $ext)
+    {
+        // PSR-4 lookup
+        $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext;
+
+        $first = $class[0];
+        if (isset($this->prefixLengthsPsr4[$first])) {
+            $subPath = $class;
+            while (false !== $lastPos = strrpos($subPath, '\\')) {
+                $subPath = substr($subPath, 0, $lastPos);
+                $search = $subPath . '\\';
+                if (isset($this->prefixDirsPsr4[$search])) {
+                    $pathEnd = DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $lastPos + 1);
+                    foreach ($this->prefixDirsPsr4[$search] as $dir) {
+                        if (file_exists($file = $dir . $pathEnd)) {
+                            return $file;
+                        }
+                    }
+                }
+            }
+        }
+
+        // PSR-4 fallback dirs
+        foreach ($this->fallbackDirsPsr4 as $dir) {
+            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) {
+                return $file;
+            }
+        }
+
+        // PSR-0 lookup
+        if (false !== $pos = strrpos($class, '\\')) {
+            // namespaced class name
+            $logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
+                . strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR);
+        } else {
+            // PEAR-like class name
+            $logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext;
+        }
+
+        if (isset($this->prefixesPsr0[$first])) {
+            foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) {
+                if (0 === strpos($class, $prefix)) {
+                    foreach ($dirs as $dir) {
+                        if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
+                            return $file;
+                        }
+                    }
+                }
+            }
+        }
+
+        // PSR-0 fallback dirs
+        foreach ($this->fallbackDirsPsr0 as $dir) {
+            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
+                return $file;
+            }
+        }
+
+        // PSR-0 include paths.
+        if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
+            return $file;
+        }
+
+        return false;
+    }
+
+    /**
+     * @return void
+     */
+    private static function initializeIncludeClosure()
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = \Closure::bind(static function($file) {
+            include $file;
+        }, null, null);
+    }
+}

vendor/composer/LICENSE

@@ -0,0 +1,21 @@
+
+Copyright (c) Nils Adermann, Jordi Boggiano
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission 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.
+

vendor/composer/autoload_classmap.php

@@ -0,0 +1,10 @@
+<?php
+
+// autoload_classmap.php @generated by Composer
+
+$vendorDir = dirname(__DIR__);
+$baseDir = dirname($vendorDir);
+
+return array(
+    'Composer\\InstalledVersions' => $vendorDir . '/composer/InstalledVersions.php',
+);

vendor/composer/autoload_namespaces.php

@@ -0,0 +1,9 @@
+<?php
+
+// autoload_namespaces.php @generated by Composer
+
+$vendorDir = dirname(__DIR__);
+$baseDir = dirname($vendorDir);
+
+return array(
+);

vendor/composer/autoload_psr4.php

@@ -0,0 +1,10 @@
+<?php
+
+// autoload_psr4.php @generated by Composer
+
+$vendorDir = dirname(__DIR__);
+$baseDir = dirname($vendorDir);
+
+return array(
+    'CampingCareWidget\\' => array($baseDir . '/src'),
+);

vendor/composer/autoload_real.php

@@ -0,0 +1,36 @@
+<?php
+
+// autoload_real.php @generated by Composer
+
+class ComposerAutoloaderInit3917eb80673a62e9f6abe5c852023e98
+{
+    private static $loader;
+
+    public static function loadClassLoader($class)
+    {
+        if ('Composer\Autoload\ClassLoader' === $class) {
+            require __DIR__ . '/ClassLoader.php';
+        }
+    }
+
+    /**
+     * @return \Composer\Autoload\ClassLoader
+     */
+    public static function getLoader()
+    {
+        if (null !== self::$loader) {
+            return self::$loader;
+        }
+
+        spl_autoload_register(array('ComposerAutoloaderInit3917eb80673a62e9f6abe5c852023e98', 'loadClassLoader'), true, true);
+        self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(__DIR__));
+        spl_autoload_unregister(array('ComposerAutoloaderInit3917eb80673a62e9f6abe5c852023e98', 'loadClassLoader'));
+
+        require __DIR__ . '/autoload_static.php';
+        call_user_func(\Composer\Autoload\ComposerStaticInit3917eb80673a62e9f6abe5c852023e98::getInitializer($loader));
+
+        $loader->register(true);
+
+        return $loader;
+    }
+}

vendor/composer/autoload_static.php

@@ -0,0 +1,36 @@
+<?php
+
+// autoload_static.php @generated by Composer
+
+namespace Composer\Autoload;
+
+class ComposerStaticInit3917eb80673a62e9f6abe5c852023e98
+{
+    public static $prefixLengthsPsr4 = array (
+        'C' => 
+        array (
+            'CampingCareWidget\\' => 18,
+        ),
+    );
+
+    public static $prefixDirsPsr4 = array (
+        'CampingCareWidget\\' => 
+        array (
+            0 => __DIR__ . '/../..' . '/src',
+        ),
+    );
+
+    public static $classMap = array (
+        'Composer\\InstalledVersions' => __DIR__ . '/..' . '/composer/InstalledVersions.php',
+    );
+
+    public static function getInitializer(ClassLoader $loader)
+    {
+        return \Closure::bind(function () use ($loader) {
+            $loader->prefixLengthsPsr4 = ComposerStaticInit3917eb80673a62e9f6abe5c852023e98::$prefixLengthsPsr4;
+            $loader->prefixDirsPsr4 = ComposerStaticInit3917eb80673a62e9f6abe5c852023e98::$prefixDirsPsr4;
+            $loader->classMap = ComposerStaticInit3917eb80673a62e9f6abe5c852023e98::$classMap;
+
+        }, null, ClassLoader::class);
+    }
+}