src/Wallabag/CoreBundle/Command/InstallCommand.php

   1 <?php
   2
   3 namespace Wallabag\CoreBundle\Command;
   4
   5 use Craue\ConfigBundle\Entity\Setting;
   6 use FOS\UserBundle\Event\UserEvent;
   7 use FOS\UserBundle\FOSUserEvents;
   8 use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
   9 use Symfony\Component\Console\Input\ArrayInput;
  10 use Symfony\Component\Console\Input\InputInterface;
  11 use Symfony\Component\Console\Input\InputOption;
  12 use Symfony\Component\Console\Output\BufferedOutput;
  13 use Symfony\Component\Console\Output\OutputInterface;
  14 use Symfony\Component\Console\Question\Question;
  15 use Symfony\Component\Console\Style\SymfonyStyle;
  16
  17 class InstallCommand extends ContainerAwareCommand
  18 {
  19     /**
  20      * @var InputInterface
  21      */
  22     protected $defaultInput;
  23
  24     /**
  25      * @var SymfonyStyle
  26      */
  27     protected $io;
  28
  29     /**
  30      * @var array
  31      */
  32     protected $functionExists = [
  33         'curl_exec',
  34         'curl_multi_init',
  35     ];
  36
  37     protected function configure()
  38     {
  39         $this
  40             ->setName('wallabag:install')
  41             ->setDescription('wallabag installer.')
  42             ->addOption(
  43                'reset',
  44                null,
  45                InputOption::VALUE_NONE,
  46                'Reset current database'
  47             )
  48         ;
  49     }
  50
  51     protected function execute(InputInterface $input, OutputInterface $output)
  52     {
  53         $this->defaultInput = $input;
  54
  55         $this->io = new SymfonyStyle($input, $output);
  56
  57         $this->io->title('Wallabag installer');
  58
  59         $this
  60             ->checkRequirements()
  61             ->setupDatabase()
  62             ->setupAdmin()
  63             ->setupConfig()
  64         ;
  65
  66         $this->io->success('Wallabag has been successfully installed.');
  67         $this->io->success('You can now configure your web server, see https://doc.wallabag.org');
  68     }
  69
  70     protected function checkRequirements()
  71     {
  72         $this->io->section('Step 1 of 4: Checking system requirements.');
  73
  74         $doctrineManager = $this->getContainer()->get('doctrine')->getManager();
  75
  76         $rows = [];
  77
  78         // testing if database driver exists
  79         $fulfilled = true;
  80         $label = '<comment>PDO Driver (%s)</comment>';
  81         $status = '<info>OK!</info>';
  82         $help = '';
  83
  84         if (!\extension_loaded($this->getContainer()->getParameter('database_driver'))) {
  85             $fulfilled = false;
  86             $status = '<error>ERROR!</error>';
  87             $help = 'Database driver "' . $this->getContainer()->getParameter('database_driver') . '" is not installed.';
  88         }
  89
  90         $rows[] = [sprintf($label, $this->getContainer()->getParameter('database_driver')), $status, $help];
  91
  92         // testing if connection to the database can be etablished
  93         $label = '<comment>Database connection</comment>';
  94         $status = '<info>OK!</info>';
  95         $help = '';
  96
  97         $conn = $this->getContainer()->get('doctrine')->getManager()->getConnection();
  98
  99         try {
 100             $conn->connect();
 101         } catch (\Exception $e) {
 102             if (false === strpos($e->getMessage(), 'Unknown database')
 103                 && false === strpos($e->getMessage(), 'database "' . $this->getContainer()->getParameter('database_name') . '" does not exist')) {
 104                 $fulfilled = false;
 105                 $status = '<error>ERROR!</error>';
 106                 $help = 'Can\'t connect to the database: ' . $e->getMessage();
 107             }
 108         }
 109
 110         $rows[] = [$label, $status, $help];
 111
 112         // check MySQL & PostgreSQL version
 113         $label = '<comment>Database version</comment>';
 114         $status = '<info>OK!</info>';
 115         $help = '';
 116
 117         // now check if MySQL isn't too old to handle utf8mb4
 118         if ($conn->isConnected() && 'mysql' === $conn->getDatabasePlatform()->getName()) {
 119             $version = $conn->query('select version()')->fetchColumn();
 120             $minimalVersion = '5.5.4';
 121
 122             if (false === version_compare($version, $minimalVersion, '>')) {
 123                 $fulfilled = false;
 124                 $status = '<error>ERROR!</error>';
 125                 $help = 'Your MySQL version (' . $version . ') is too old, consider upgrading (' . $minimalVersion . '+).';
 126             }
 127         }
 128
 129         // testing if PostgreSQL > 9.1
 130         if ($conn->isConnected() && 'postgresql' === $conn->getDatabasePlatform()->getName()) {
 131             // return version should be like "PostgreSQL 9.5.4 on x86_64-apple-darwin15.6.0, compiled by Apple LLVM version 8.0.0 (clang-800.0.38), 64-bit"
 132             $version = $doctrineManager->getConnection()->query('SELECT version();')->fetchColumn();
 133
 134             preg_match('/PostgreSQL ([0-9\.]+)/i', $version, $matches);
 135
 136             if (isset($matches[1]) & version_compare($matches[1], '9.2.0', '<')) {
 137                 $fulfilled = false;
 138                 $status = '<error>ERROR!</error>';
 139                 $help = 'PostgreSQL should be greater than 9.1 (actual version: ' . $matches[1] . ')';
 140             }
 141         }
 142
 143         $rows[] = [$label, $status, $help];
 144
 145         foreach ($this->functionExists as $functionRequired) {
 146             $label = '<comment>' . $functionRequired . '</comment>';
 147             $status = '<info>OK!</info>';
 148             $help = '';
 149
 150             if (!\function_exists($functionRequired)) {
 151                 $fulfilled = false;
 152                 $status = '<error>ERROR!</error>';
 153                 $help = 'You need the ' . $functionRequired . ' function activated';
 154             }
 155
 156             $rows[] = [$label, $status, $help];
 157         }
 158
 159         $this->io->table(['Checked', 'Status', 'Recommendation'], $rows);
 160
 161         if (!$fulfilled) {
 162             throw new \RuntimeException('Some system requirements are not fulfilled. Please check output messages and fix them.');
 163         }
 164
 165         $this->io->success('Success! Your system can run wallabag properly.');
 166
 167         return $this;
 168     }
 169
 170     protected function setupDatabase()
 171     {
 172         $this->io->section('Step 2 of 4: Setting up database.');
 173
 174         // user want to reset everything? Don't care about what is already here
 175         if (true === $this->defaultInput->getOption('reset')) {
 176             $this->io->text('Dropping database, creating database and schema, clearing the cache');
 177
 178             $this
 179                 ->runCommand('doctrine:database:drop', ['--force' => true])
 180                 ->runCommand('doctrine:database:create')
 181                 ->runCommand('doctrine:migrations:migrate', ['--no-interaction' => true])
 182                 ->runCommand('cache:clear')
 183             ;
 184
 185             $this->io->newLine();
 186
 187             return $this;
 188         }
 189
 190         if (!$this->isDatabasePresent()) {
 191             $this->io->text('Creating database and schema, clearing the cache');
 192
 193             $this
 194                 ->runCommand('doctrine:database:create')
 195                 ->runCommand('doctrine:migrations:migrate', ['--no-interaction' => true])
 196                 ->runCommand('cache:clear')
 197             ;
 198
 199             $this->io->newLine();
 200
 201             return $this;
 202         }
 203
 204         if ($this->io->confirm('It appears that your database already exists. Would you like to reset it?', false)) {
 205             $this->io->text('Dropping database, creating database and schema...');
 206
 207             $this
 208                 ->runCommand('doctrine:database:drop', ['--force' => true])
 209                 ->runCommand('doctrine:database:create')
 210                 ->runCommand('doctrine:migrations:migrate', ['--no-interaction' => true])
 211             ;
 212         } elseif ($this->isSchemaPresent()) {
 213             if ($this->io->confirm('Seems like your database contains schema. Do you want to reset it?', false)) {
 214                 $this->io->text('Dropping schema and creating schema...');
 215
 216                 $this
 217                     ->runCommand('doctrine:schema:drop', ['--force' => true])
 218                     ->runCommand('doctrine:migrations:migrate', ['--no-interaction' => true])
 219                 ;
 220             }
 221         } else {
 222             $this->io->text('Creating schema...');
 223
 224             $this
 225                 ->runCommand('doctrine:migrations:migrate', ['--no-interaction' => true])
 226             ;
 227         }
 228
 229         $this->io->text('Clearing the cache...');
 230         $this->runCommand('cache:clear');
 231
 232         $this->io->newLine();
 233         $this->io->text('<info>Database successfully setup.</info>');
 234
 235         return $this;
 236     }
 237
 238     protected function setupAdmin()
 239     {
 240         $this->io->section('Step 3 of 4: Administration setup.');
 241
 242         if (!$this->io->confirm('Would you like to create a new admin user (recommended)?', true)) {
 243             return $this;
 244         }
 245
 246         $em = $this->getContainer()->get('doctrine.orm.entity_manager');
 247
 248         $userManager = $this->getContainer()->get('fos_user.user_manager');
 249         $user = $userManager->createUser();
 250
 251         $user->setUsername($this->io->ask('Username', 'wallabag'));
 252
 253         $question = new Question('Password', 'wallabag');
 254         $question->setHidden(true);
 255         $user->setPlainPassword($this->io->askQuestion($question));
 256
 257         $user->setEmail($this->io->ask('Email', ''));
 258
 259         $user->setEnabled(true);
 260         $user->addRole('ROLE_SUPER_ADMIN');
 261
 262         $em->persist($user);
 263
 264         // dispatch a created event so the associated config will be created
 265         $event = new UserEvent($user);
 266         $this->getContainer()->get('event_dispatcher')->dispatch(FOSUserEvents::USER_CREATED, $event);
 267
 268         $this->io->text('<info>Administration successfully setup.</info>');
 269
 270         return $this;
 271     }
 272
 273     protected function setupConfig()
 274     {
 275         $this->io->section('Step 4 of 4: Config setup.');
 276         $em = $this->getContainer()->get('doctrine.orm.entity_manager');
 277
 278         // cleanup before insert new stuff
 279         $em->createQuery('DELETE FROM CraueConfigBundle:Setting')->execute();
 280
 281         foreach ($this->getContainer()->getParameter('wallabag_core.default_internal_settings') as $setting) {
 282             $newSetting = new Setting();
 283             $newSetting->setName($setting['name']);
 284             $newSetting->setValue($setting['value']);
 285             $newSetting->setSection($setting['section']);
 286             $em->persist($newSetting);
 287         }
 288
 289         $em->flush();
 290
 291         $this->io->text('<info>Config successfully setup.</info>');
 292
 293         return $this;
 294     }
 295
 296     /**
 297      * Run a command.
 298      *
 299      * @param string $command
 300      * @param array  $parameters Parameters to this command (usually 'force' => true)
 301      */
 302     protected function runCommand($command, $parameters = [])
 303     {
 304         $parameters = array_merge(
 305             ['command' => $command],
 306             $parameters,
 307             [
 308                 '--no-debug' => true,
 309                 '--env' => $this->defaultInput->getOption('env') ?: 'dev',
 310             ]
 311         );
 312
 313         if ($this->defaultInput->getOption('no-interaction')) {
 314             $parameters = array_merge($parameters, ['--no-interaction' => true]);
 315         }
 316
 317         $this->getApplication()->setAutoExit(false);
 318
 319         $output = new BufferedOutput();
 320         $exitCode = $this->getApplication()->run(new ArrayInput($parameters), $output);
 321
 322         // PDO does not always close the connection after Doctrine commands.
 323         // See https://github.com/symfony/symfony/issues/11750.
 324         $this->getContainer()->get('doctrine')->getManager()->getConnection()->close();
 325
 326         if (0 !== $exitCode) {
 327             $this->getApplication()->setAutoExit(true);
 328
 329             throw new \RuntimeException(
 330                 'The command "' . $command . "\" generates some errors: \n\n"
 331                 . $output->fetch());
 332         }
 333
 334         return $this;
 335     }
 336
 337     /**
 338      * Check if the database already exists.
 339      *
 340      * @return bool
 341      */
 342     private function isDatabasePresent()
 343     {
 344         $connection = $this->getContainer()->get('doctrine')->getManager()->getConnection();
 345         $databaseName = $connection->getDatabase();
 346
 347         try {
 348             $schemaManager = $connection->getSchemaManager();
 349         } catch (\Exception $exception) {
 350             // mysql & sqlite
 351             if (false !== strpos($exception->getMessage(), sprintf("Unknown database '%s'", $databaseName))) {
 352                 return false;
 353             }
 354
 355             // pgsql
 356             if (false !== strpos($exception->getMessage(), sprintf('database "%s" does not exist', $databaseName))) {
 357                 return false;
 358             }
 359
 360             throw $exception;
 361         }
 362
 363         // custom verification for sqlite, since `getListDatabasesSQL` doesn't work for sqlite
 364         if ('sqlite' === $schemaManager->getDatabasePlatform()->getName()) {
 365             $params = $this->getContainer()->get('doctrine.dbal.default_connection')->getParams();
 366
 367             if (isset($params['path']) && file_exists($params['path'])) {
 368                 return true;
 369             }
 370
 371             return false;
 372         }
 373
 374         try {
 375             return \in_array($databaseName, $schemaManager->listDatabases(), true);
 376         } catch (\Doctrine\DBAL\Exception\DriverException $e) {
 377             // it means we weren't able to get database list, assume the database doesn't exist
 378
 379             return false;
 380         }
 381     }
 382
 383     /**
 384      * Check if the schema is already created.
 385      * If we found at least oen table, it means the schema exists.
 386      *
 387      * @return bool
 388      */
 389     private function isSchemaPresent()
 390     {
 391         $schemaManager = $this->getContainer()->get('doctrine')->getManager()->getConnection()->getSchemaManager();
 392
 393         return \count($schemaManager->listTableNames()) > 0 ? true : false;
 394     }
 395 }