Add support for Solus Package Manager - eopkg (#127)

* Add support for Solus Package Manager - eopkg

* Update service name

cli/Valet/PackageManagers/Eopkg.php

@@ -0,0 +1,113 @@
+<?php
+
+namespace Valet\PackageManagers;
+
+use DomainException;
+use Valet\CommandLine;
+use Valet\Contracts\PackageManager;
+
+class Eopkg implements PackageManager
+{
+    public $cli;
+
+    /**
+     * Create a new Eopkg instance.
+     *
+     * @param  CommandLine  $cli
+     * @return void
+     */
+    public function __construct(CommandLine $cli)
+    {
+        $this->cli = $cli;
+    }
+
+    /**
+     * Get array of installed packages
+     *
+     * @param  string  $package
+     * @return array
+     */
+    public function packages($package)
+    {
+        $query = "dpkg -l {$package} | grep '^ii' | sed 's/\s\+/ /g' | cut -d' ' -f2";
+
+        return explode(PHP_EOL, $this->cli->run($query));
+    }
+
+    /**
+     * Determine if the given package is installed.
+     *
+     * @param  string $package
+     * @return bool
+     */
+    public function installed($package)
+    {
+        return in_array($package, $this->packages($package));
+    }
+
+    /**
+     * Ensure that the given package is installed.
+     *
+     * @param  string $package
+     * @return void
+     */
+    public function ensureInstalled($package)
+    {
+        if (! $this->installed($package)) {
+            $this->installOrFail($package);
+        }
+    }
+
+    /**
+     * Install the given package and throw an exception on failure.
+     *
+     * @param  string $package
+     * @return void
+     */
+    public function installOrFail($package)
+    {
+        output('<info>['.$package.'] is not installed, installing it now via Eopkg...</info> 🍻');
+
+        $this->cli->run(trim('eopkg install -y '.$package), function ($exitCode, $errorOutput) use ($package) {
+            output($errorOutput);
+
+            throw new DomainException('Eopkg was unable to install ['.$package.'].');
+        });
+    }
+
+    /**
+     * Configure package manager on valet install.
+     *
+     * @return void
+     */
+    public function setup()
+    {
+        // Nothing to do
+    }
+
+    /**
+     * Restart dnsmasq in Ubuntu.
+     */
+    public function nmRestart($sm)
+    {
+        $sm->restart(['NetworkManager']);
+    }
+
+    /**
+     * Determine if package manager is available on the system.
+     *
+     * @return bool
+     */
+    public function isAvailable()
+    {
+        try {
+            $output = $this->cli->run('which eopkg', function ($exitCode, $output) {
+                throw new DomainException('Eopkg not available');
+            });
+
+            return $output != '';
+        } catch (DomainException $e) {
+            return false;
+        }
+    }
+}

cli/Valet/Valet.php

@@ -11,6 +11,7 @@
 use Valet\PackageManagers\PackageKit;
 use Valet\PackageManagers\Pacman;
 use Valet\PackageManagers\Yum;
+use Valet\PackageManagers\Eopkg;
 use Valet\ServiceManagers\LinuxService;
 use Valet\ServiceManagers\Systemd;
 
@@ -124,7 +125,8 @@ public function getAvailablePackageManager()
             Dnf::class,
             Pacman::class,
             Yum::class,
-            PackageKit::class
+            PackageKit::class,
+            Eopkg::class
         ])->first(function ($pm) {
             return resolve($pm)->isAvailable();
         }, function () {