new isset syntax. the future is here

autoload.php

@@ -11,7 +11,7 @@ class Autoloader
     }
 
     $class = strtolower($class);
-    $path = isset(static::$classes[$class]) ? static::$classes[$class] : false;
+    $path = static::$classes[$class] ?? false;
 
     if ($path)
     {

controller/Actions.class.php

@@ -9,7 +9,7 @@ class Actions
 {
   public static function param($key, $default = null)
   {
-    return isset($_POST[$key]) ? $_POST[$key] : (isset($_GET[$key]) ? $_GET[$key] : $default);
+    return $_POST[$key] ?? $_GET[$key] ?? $default;
   }
 
   //this is dumb

controller/Controller.class.php

@@ -8,7 +8,7 @@ class Controller
     {
       $viewAndParams = static::execute($uri);
       $viewTemplate = $viewAndParams[0];
-      $viewParameters = isset($viewAndParams[1]) ? $viewAndParams[1] : [];
+      $viewParameters = $viewAndParams[1] ?? [];
       if (!IS_PRODUCTION && isset($viewAndParams[2]))
       {
         throw new Exception('use response::setheader instead of returning headers');
@@ -27,7 +27,7 @@ class Controller
       $layout = !(isset($viewParameters['_no_layout']) && $viewParameters['_no_layout']);
       unset($viewParameters['_no_layout']);
 
-      $layoutParams = isset($viewParameters[View::LAYOUT_PARAMS]) ? $viewParameters[View::LAYOUT_PARAMS] : [];
+      $layoutParams = $viewParameters[View::LAYOUT_PARAMS] ?? [];
       unset($viewParameters[View::LAYOUT_PARAMS]);
 
       $content = View::render($viewTemplate, $viewParameters + ['fullPage' => true]);

controller/Request.class.php

@@ -36,15 +36,14 @@ class Request
 
   public static function getOriginalIp(): string
   {
-    return isset($_SERVER['HTTP_X_REAL_IP']) ? $_SERVER['HTTP_X_REAL_IP'] :
+    return $_SERVER['HTTP_X_REAL_IP'] ??
-      (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ?
+      (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? trim(explode(',',$_SERVER['HTTP_X_FORWARDED_FOR'])[0]) :
-        trim(explode(',',$_SERVER['HTTP_X_FORWARDED_FOR'])[0]) :
+        ($_SERVER['REMOTE_ADDR'] ?? ''));
-        (isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : ''));
   }
   
   public static function getUserAgent(): string
   {
-    return isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '';
+    return $_SERVER['HTTP_USER_AGENT'] ?? '';
   }
 
   public static function getHost(): string
@@ -55,7 +54,7 @@ class Request
 
   public static function getRelativeUri(): string
   {
-    return isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';
+    return $_SERVER['REQUEST_URI'] ?? '';
   }
 
   public static function isGzipAccepted(): bool

controller/Session.class.php

@@ -32,7 +32,7 @@ class Session
 
   public static function get($key, $default = null)
   {
-    return isset($_SESSION[$key]) ? $_SESSION[$key] : $default;
+    return $_SESSION[$key] ?? $default;
   }
 
   public static function set($key, $value)

controller/action/ContentActions.class.php

@@ -193,7 +193,7 @@ class ContentActions extends Actions
 
   public static function preparePostListPartial(array $vars): array
   {
-    $count = isset($vars['count']) ? $vars['count'] : 3;
+    $count = $vars['count'] ?? 3;
     return [
       'posts' => array_slice(Post::find(static::VIEW_FOLDER_NEWS, Post::SORT_DATE_DESC), 0, $count)
     ];

controller/action/MailActions.class.php

@@ -16,7 +16,7 @@ class MailActions extends Actions
       return Controller::redirect($nextUrl);
     }
 
-    Session::set(Session::KEY_LIST_SUB_SIGNATURE, isset($_POST['listSig']) ? $_POST['listSig'] : true);
+    Session::set(Session::KEY_LIST_SUB_SIGNATURE, $_POST['listSig'] ?? true);
 
     $email = $_POST['email'];
     if (!$email|| !filter_var($email, FILTER_VALIDATE_EMAIL))
@@ -37,7 +37,7 @@ class MailActions extends Actions
       {
         Session::set(Session::KEY_MAILCHIMP_LIST_IDS, array_merge(Session::get(Session::KEY_MAILCHIMP_LIST_IDS, []), [$mcListId]));
         Session::set(Session::KEY_LIST_SUB_SUCCESS, true);
-        Session::set(Session::KEY_LIST_SUB_FB_EVENT, isset($_POST['fbEvent']) ? $_POST['fbEvent'] : null);
+        Session::set(Session::KEY_LIST_SUB_FB_EVENT, $_POST['fbEvent'] ?? null);
       }
       else
       {

lib/tools/Debug.class.php

@@ -28,8 +28,8 @@ class Debug
 
       $rtn .= sprintf("#%s %s(%s): %s(%s)\n",
                       $count,
-                      isset($frame['file']) ? $frame['file'] : 'unknown file',
+                      $frame['file'] ?? 'unknown file',
-                      isset($frame['line']) ? $frame['line'] : 'unknown line',
+                      $frame['line'] ?? 'unknown line',
                       isset($frame['class']) ? $frame['class'].$frame['type'].$frame['function'] : $frame['function'],
                       $args);
     }

model/Post.class.php

@@ -48,12 +48,12 @@ class Post
     $this->slug = $slug;
     $this->markdown = $markdown;
     $this->metadata = $frontMatter;
-    $this->title = isset($frontMatter['title']) ? $frontMatter['title'] : null;
+    $this->title = $frontMatter['title'] ?? null;
-    $this->author = isset($frontMatter['author']) ? $frontMatter['author'] : null;
+    $this->author = $frontMatter['author'] ?? null;
     $this->date = isset($frontMatter['date']) ? new DateTime($frontMatter['date']) : null;
-    $this->cover = isset($frontMatter['cover']) ? $frontMatter['cover'] : null;
+    $this->cover = $frontMatter['cover'] ?? null;
     $this->isCoverLight = isset($frontMatter['cover-light']) && $frontMatter['cover-light'] == 'true';
-    $this->category = isset($frontMatter['category']) ? $frontMatter['category'] : null;
+    $this->category = $frontMatter['category'] ?? null;
   }
 
   public static function find($folder, $sort = null)
@@ -349,7 +349,7 @@ class Post
   {
     $values = array_unique(array_map(function(Post $post) use($field) {
       $metadata = $post->getMetadata();
-      return isset($metadata[$field]) ? $metadata[$field] : null;
+      return $metadata[$field] ?? null;
     }, $posts));
     sort($values);
     return array_combine($values, $values);

view/Response.class.php

@@ -204,7 +204,7 @@ class Response
       foreach (preg_split('/\s*,\s*/', $cacheControl) as $tmp)
       {
         $tmp                     = explode('=', $tmp);
-        $currentHeaders[$tmp[0]] = isset($tmp[1]) ? $tmp[1] : null;
+        $currentHeaders[$tmp[0]] = $tmp[1] ?? null;
       }
     }
     $currentHeaders[strtr(strtolower($name), '_', '-')] = $value;
@@ -236,7 +236,7 @@ class Response
 
   public static function getHeader($name, $default = null)
   {
-    return isset(static::$headers[$name]) ? static::$headers[$name] : $default;
+    return static::$headers[$name] ?? $default;
   }
 
   public static function getHeaders(): array
@@ -350,7 +350,7 @@ class Response
       '505' => 'HTTP Version Not Supported',
     ];
 
-    return isset($statusTexts[$code]) ? $statusTexts[$code] : null;
+    return $statusTexts[$code] ?? null;
   }
 
   protected static function normalizeHeaderName($name)

view/template/download/_list.php

@@ -1,4 +1,4 @@
-<?php $title = isset($title) ? $title : __('download.other') ?>
+<?php $title = $title ?? __('download.other') ?>
 <div class="cover cover-light content content-light">
   <h3><?php echo $title ?></h3>
   <?php $buckets = array_fill(0, 3, []) ?>

view/template/mail/_joinList.php

@@ -1,4 +1,4 @@
-<?php $error = isset($error) ? $error : null ?>
+<?php $error = $error ?? null ?>
 <form action="/list-subscribe" method="post" novalidate>
   
   <?php if ($error): ?>
@@ -18,7 +18,7 @@
       <input type="hidden" name="listId" value="<?php echo $listId ?>"/>
       <input type="hidden" name="listSig" value="<?php echo $listSig ?>"/>
       <input type="email" value="" name="email" class="required email standard" placeholder= "<?php echo __('email.placeholder') ?>">
-      <input type="submit" value="<?php echo isset($submitLabel) ? $submitLabel : __('email.subs') ?>" name="subscribe" class="<?php echo $btnClass ?>">
+      <input type="submit" value="<?php echo $submitLabel ?? __('email.subs') ?>" name="subscribe" class="<?php echo $btnClass ?>">
       <?php if (isset($fbEvent)): ?>
         <input type="hidden" name="fbEvent" value="<?php echo $fbEvent ?>" />
       <?php endif ?>