Initial Commit

dependencies/amphp/windows-registry/lib/KeyNotFoundException.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace WP_Ultimo\Dependencies\Amp\WindowsRegistry;
+
+class KeyNotFoundException extends \Exception
+{
+}

dependencies/amphp/windows-registry/lib/WindowsRegistry.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace WP_Ultimo\Dependencies\Amp\WindowsRegistry;
+
+use WP_Ultimo\Dependencies\Amp\ByteStream;
+use WP_Ultimo\Dependencies\Amp\Process\Process;
+use WP_Ultimo\Dependencies\Amp\Promise;
+use function WP_Ultimo\Dependencies\Amp\call;
+class WindowsRegistry
+{
+    public function read(string $key) : Promise
+    {
+        return call(function () use($key) {
+            $key = \strtr($key, '/', "\\");
+            $parts = \explode("\\", $key);
+            $value = \array_pop($parts);
+            $key = \implode("\\", $parts);
+            $lines = (yield $this->query($key));
+            $lines = \array_filter($lines, function ($line) {
+                return '' !== $line && $line[0] === ' ';
+            });
+            $values = \array_map(function ($line) {
+                return \preg_split("(\\s+)", \ltrim($line), 3);
+            }, $lines);
+            $foundValue = null;
+            foreach ($values as $v) {
+                if ($v[0] === $value) {
+                    if (\count($v) >= 3) {
+                        return $v[2];
+                    }
+                    $foundValue = $v;
+                }
+            }
+            if ($foundValue) {
+                throw new KeyNotFoundException("Windows registry key '{$key}\\{$value}' was found, but could not be read correctly, got " . \var_export($foundValue, \true));
+            }
+            throw new KeyNotFoundException("Windows registry key '{$key}\\{$value}' not found.");
+        });
+    }
+    public function listKeys(string $key) : Promise
+    {
+        return call(function () use($key) {
+            $lines = (yield $this->query($key));
+            $lines = \array_filter($lines, function ($line) {
+                return '' !== $line && $line[0] !== ' ';
+            });
+            return $lines;
+        });
+    }
+    private function query(string $key) : Promise
+    {
+        return call(function () use($key) {
+            if (0 !== \stripos(\PHP_OS, 'WIN')) {
+                throw new \Error('Not running on Windows.');
+            }
+            $key = \strtr($key, '/', "\\");
+            $cmd = \sprintf('reg query %s', \escapeshellarg($key));
+            $process = new Process($cmd);
+            (yield $process->start());
+            $stdout = (yield ByteStream\buffer($process->getStdout()));
+            $code = (yield $process->join());
+            if ($code !== 0) {
+                throw new KeyNotFoundException("Windows registry key '{$key}' not found.");
+            }
+            return \explode("\n", \str_replace("\r", '', $stdout));
+        });
+    }
+}