add trashes

base/vendor/codeigniter4/framework/system/HotReloader/DirectoryHasher.php

@@ -0,0 +1,82 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\HotReloader;
+
+use CodeIgniter\Exceptions\FrameworkException;
+use Config\Toolbar;
+use FilesystemIterator;
+use RecursiveDirectoryIterator;
+use RecursiveIteratorIterator;
+
+/**
+ * @internal
+ * @see \CodeIgniter\HotReloader\DirectoryHasherTest
+ */
+final class DirectoryHasher
+{
+    /**
+     * Generates an md5 value of all directories that are watched by the
+     * Hot Reloader, as defined in the Config\Toolbar.
+     *
+     * This is the current app fingerprint.
+     */
+    public function hash(): string
+    {
+        return md5(implode('', $this->hashApp()));
+    }
+
+    /**
+     * Generates an array of md5 hashes for all directories that are
+     * watched by the Hot Reloader, as defined in the Config\Toolbar.
+     */
+    public function hashApp(): array
+    {
+        $hashes = [];
+
+        $watchedDirectories = config(Toolbar::class)->watchedDirectories;
+
+        foreach ($watchedDirectories as $directory) {
+            if (is_dir(ROOTPATH . $directory)) {
+                $hashes[$directory] = $this->hashDirectory(ROOTPATH . $directory);
+            }
+        }
+
+        return array_unique(array_filter($hashes));
+    }
+
+    /**
+     * Generates an md5 hash of a given directory and all of its files
+     * that match the watched extensions defined in Config\Toolbar.
+     */
+    public function hashDirectory(string $path): string
+    {
+        if (! is_dir($path)) {
+            throw FrameworkException::forInvalidDirectory($path);
+        }
+
+        $directory = new RecursiveDirectoryIterator($path, FilesystemIterator::SKIP_DOTS);
+        $filter    = new IteratorFilter($directory);
+        $iterator  = new RecursiveIteratorIterator($filter);
+
+        $hashes = [];
+
+        foreach ($iterator as $file) {
+            if ($file->isFile()) {
+                $hashes[] = md5_file($file->getRealPath());
+            }
+        }
+
+        return md5(implode('', $hashes));
+    }
+}

base/vendor/codeigniter4/framework/system/HotReloader/HotReloader.php

@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\HotReloader;
+
+/**
+ * @internal
+ */
+final class HotReloader
+{
+    public function run(): void
+    {
+        if (session_status() === PHP_SESSION_ACTIVE) {
+            session_write_close();
+        }
+
+        ini_set('zlib.output_compression', 'Off');
+
+        header('Cache-Control: no-store');
+        header('Content-Type: text/event-stream');
+        header('Access-Control-Allow-Methods: GET');
+
+        ob_end_clean();
+        set_time_limit(0);
+
+        $hasher  = new DirectoryHasher();
+        $appHash = $hasher->hash();
+
+        while (true) {
+            if (connection_status() !== CONNECTION_NORMAL || connection_aborted() === 1) {
+                break;
+            }
+
+            $currentHash = $hasher->hash();
+
+            // If hash has changed, tell the browser to reload.
+            if ($currentHash !== $appHash) {
+                $appHash = $currentHash;
+
+                $this->sendEvent('reload', ['time' => date('Y-m-d H:i:s')]);
+                break;
+            }
+
+            if (mt_rand(1, 10) > 8) {
+                $this->sendEvent('ping', ['time' => date('Y-m-d H:i:s')]);
+            }
+
+            sleep(1);
+        }
+    }
+
+    /**
+     * Send an event to the browser.
+     */
+    private function sendEvent(string $event, array $data): void
+    {
+        echo "event: {$event}\n";
+        echo 'data: ' . json_encode($data) . "\n\n";
+
+        ob_flush();
+        flush();
+    }
+}

base/vendor/codeigniter4/framework/system/HotReloader/IteratorFilter.php

@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\HotReloader;
+
+use Config\Toolbar;
+use RecursiveFilterIterator;
+use RecursiveIterator;
+
+/**
+ * @internal
+ *
+ * @psalm-suppress MissingTemplateParam
+ */
+final class IteratorFilter extends RecursiveFilterIterator implements RecursiveIterator
+{
+    private array $watchedExtensions = [];
+
+    public function __construct(RecursiveIterator $iterator)
+    {
+        parent::__construct($iterator);
+
+        $this->watchedExtensions = config(Toolbar::class)->watchedExtensions;
+    }
+
+    /**
+     * Apply filters to the files in the iterator.
+     */
+    public function accept(): bool
+    {
+        if (! $this->current()->isFile()) {
+            return true;
+        }
+
+        $filename = $this->current()->getFilename();
+
+        // Skip hidden files and directories.
+        if ($filename[0] === '.') {
+            return false;
+        }
+
+        // Only consume files of interest.
+        $ext = trim(strtolower($this->current()->getExtension()), '. ');
+
+        return in_array($ext, $this->watchedExtensions, true);
+    }
+}