Add contao:member:delete command

Update README

README.md

@@ -2,10 +2,13 @@
 
 [![Packagist Version](https://img.shields.io/packagist/v/a-v-l/contao-member-console)](https://packagist.org/packages/a-v-l/contao-member-console)
 
-Adds `contao:member:create` and  `contao:member:password` commads to [Contao-CLI](https://docs.contao.org/manual/en/cli/) to create front end users or reset passwords.
+Adds `contao:member:create`,  `contao:member:password` and `contao:member:delete` commads to [Contao-CLI](https://docs.contao.org/manual/en/cli/) to create front end users or reset passwords.
 
 The command can either be run without flags in interactive mode or with required flags and `-n` (no interaction).
 
+**Note:**  
+`contao:member:delete` without the `-n` flag will first print information about the given member and then ask for confirmation to delete the member.
+
 ## Usage
 
 ### Options for `contao:member:create`
@@ -19,7 +22,7 @@ The command can either be run without flags in interactive mode or with required
 |     --group[=GROUP]     | The groups to assign the user to (optional) (multiple values allowed) |
 | -n, --no-interaction    | Do not ask any interactive question |
 
-### Arguments for `contao:member:password`
+### Arguments for `contao:member:password` and `contao:member:delete`
 | Argument                | Description            |
 |-------------------------|------------------------|
 | username                | The username of the front end user |

src/Command/MemberDeleteCommand.php

@@ -0,0 +1,122 @@
+<?php
+
+declare(strict_types=1);
+
+namespace AVL\MemberConsole\Command;
+
+use Contao\MemberModel;
+use Contao\MemberGroupModel;
+use Contao\CoreBundle\Framework\ContaoFramework;
+use Doctrine\DBAL\Connection;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\ChoiceQuestion;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+/**
+ * Delete Contao front end user.
+ *
+ * @internal
+ */
+class MemberDeleteCommand extends Command
+{
+    protected static $defaultName = 'contao:member:delete';
+    protected static $defaultDescription = 'Delete Contao front end user.';
+
+    private ContaoFramework $framework;
+    private Connection $connection;
+    private Bool $delete = true;
+
+    public function __construct(ContaoFramework $framework, Connection $connection)
+    {
+        $this->framework = $framework;
+        $this->connection = $connection;
+
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+        $this
+            ->addArgument('username', InputArgument::REQUIRED, 'The username of the front end user')
+        ;
+    }
+
+    protected function interact(InputInterface $input, OutputInterface $output): void
+    {
+        if (null === $input->getArgument('username')) {
+            throw new InvalidArgumentException('Please provide the username as argument.');
+        }
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+
+        $member = $this->getMember($input->getArgument('username'));
+
+        $io = new SymfonyStyle($input, $output);
+        $io->text(sprintf("Member '%s' found:", $input->getArgument('username')));
+        $io->table(
+            ["id", "firstname", "lastname", "email", "group" . (count($member['groups_names']) > 1 ? 's' : '')],
+            [[$member['id'], $member['firstname'], $member['lastname'], $member['email'], implode(', ', $member['groups_names'])]]
+        );
+
+        if (false === $input->getOption('no-interaction')) {
+            $answer = $this->askChoice('Delete member?', ['no', 'yes'], $input, $output);
+
+            if('no' === $answer) {
+                return 0;
+            }
+        }
+
+        $this->connection->delete(
+            'tl_member',
+            ['username' => $input->getArgument('username')]
+        );
+
+        $io->success(sprintf('Member %s deleted!', $input->getArgument('username')));
+
+        return 0;
+    }
+
+    private function askChoice(string $label, array $options, InputInterface $input, OutputInterface $output): string
+    {
+        $question = new ChoiceQuestion($label, $options);
+        $question->setAutocompleterValues($options);
+
+        /** @var QuestionHelper $helper */
+        $helper = $this->getHelper('question');
+
+        return $helper->ask($input, $output, $question);
+    }
+
+    private function getMember(string $username): array
+    {
+        $this->framework->initialize();
+
+        $memberModel = $this->framework->getAdapter(MemberModel::class);
+        $member = $memberModel->findByUsername($username);
+
+        if (null === $member) {
+            throw new InvalidArgumentException(sprintf('Invalid username: %s', $username));
+        }
+
+        $groups = $member->getRelated('groups');
+        $groups_names = [];
+        foreach ($groups as $group) {
+            $groups_names[] = $group->name;
+        }
+
+        return [
+            'id'           => $member->id,
+            'firstname'    => $member->firstname,
+            'lastname'     => $member->lastname,
+            'email'        => $member->email,
+            'groups_names' => $groups_names
+        ];
+    }
+}

src/Resources/config/commands.yml

@@ -16,4 +16,10 @@ services:
         arguments:
             - '@contao.framework'
             - '@database_connection'
-            - '@security.password_hasher_factory'
+            - '@security.password_hasher_factory'
+
+    contao.command.member_delete:
+        class: AVL\MemberConsole\Command\MemberDeleteCommand
+        arguments:
+            - '@contao.framework'
+            - '@database_connection'