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/vendor/symfony/process/ -> ProcessBuilder.php (source)

   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Component\Process;
  13  
  14  @trigger_error(sprintf('The %s class is deprecated since Symfony 3.4 and will be removed in 4.0. Use the Process class instead.', ProcessBuilder::class), \E_USER_DEPRECATED);
  15  
  16  use Symfony\Component\Process\Exception\InvalidArgumentException;
  17  use Symfony\Component\Process\Exception\LogicException;
  18  
  19  /**
  20   * @author Kris Wallsmith <kris@symfony.com>
  21   *
  22   * @deprecated since version 3.4, to be removed in 4.0. Use the Process class instead.
  23   */
  24  class ProcessBuilder
  25  {
  26      private $arguments;
  27      private $cwd;
  28      private $env = [];
  29      private $input;
  30      private $timeout = 60;
  31      private $options;
  32      private $inheritEnv = true;
  33      private $prefix = [];
  34      private $outputDisabled = false;
  35  
  36      /**
  37       * @param string[] $arguments An array of arguments
  38       */
  39      public function __construct(array $arguments = [])
  40      {
  41          $this->arguments = $arguments;
  42      }
  43  
  44      /**
  45       * Creates a process builder instance.
  46       *
  47       * @param string[] $arguments An array of arguments
  48       *
  49       * @return static
  50       */
  51      public static function create(array $arguments = [])
  52      {
  53          return new static($arguments);
  54      }
  55  
  56      /**
  57       * Adds an unescaped argument to the command string.
  58       *
  59       * @param string $argument A command argument
  60       *
  61       * @return $this
  62       */
  63      public function add($argument)
  64      {
  65          $this->arguments[] = $argument;
  66  
  67          return $this;
  68      }
  69  
  70      /**
  71       * Adds a prefix to the command string.
  72       *
  73       * The prefix is preserved when resetting arguments.
  74       *
  75       * @param string|array $prefix A command prefix or an array of command prefixes
  76       *
  77       * @return $this
  78       */
  79      public function setPrefix($prefix)
  80      {
  81          $this->prefix = \is_array($prefix) ? $prefix : [$prefix];
  82  
  83          return $this;
  84      }
  85  
  86      /**
  87       * Sets the arguments of the process.
  88       *
  89       * Arguments must not be escaped.
  90       * Previous arguments are removed.
  91       *
  92       * @param string[] $arguments
  93       *
  94       * @return $this
  95       */
  96      public function setArguments(array $arguments)
  97      {
  98          $this->arguments = $arguments;
  99  
 100          return $this;
 101      }
 102  
 103      /**
 104       * Sets the working directory.
 105       *
 106       * @param string|null $cwd The working directory
 107       *
 108       * @return $this
 109       */
 110      public function setWorkingDirectory($cwd)
 111      {
 112          $this->cwd = $cwd;
 113  
 114          return $this;
 115      }
 116  
 117      /**
 118       * Sets whether environment variables will be inherited or not.
 119       *
 120       * @param bool $inheritEnv
 121       *
 122       * @return $this
 123       */
 124      public function inheritEnvironmentVariables($inheritEnv = true)
 125      {
 126          $this->inheritEnv = $inheritEnv;
 127  
 128          return $this;
 129      }
 130  
 131      /**
 132       * Sets an environment variable.
 133       *
 134       * Setting a variable overrides its previous value. Use `null` to unset a
 135       * defined environment variable.
 136       *
 137       * @param string      $name  The variable name
 138       * @param string|null $value The variable value
 139       *
 140       * @return $this
 141       */
 142      public function setEnv($name, $value)
 143      {
 144          $this->env[$name] = $value;
 145  
 146          return $this;
 147      }
 148  
 149      /**
 150       * Adds a set of environment variables.
 151       *
 152       * Already existing environment variables with the same name will be
 153       * overridden by the new values passed to this method. Pass `null` to unset
 154       * a variable.
 155       *
 156       * @param array $variables The variables
 157       *
 158       * @return $this
 159       */
 160      public function addEnvironmentVariables(array $variables)
 161      {
 162          $this->env = array_replace($this->env, $variables);
 163  
 164          return $this;
 165      }
 166  
 167      /**
 168       * Sets the input of the process.
 169       *
 170       * @param resource|string|int|float|bool|\Traversable|null $input The input content
 171       *
 172       * @return $this
 173       *
 174       * @throws InvalidArgumentException In case the argument is invalid
 175       */
 176      public function setInput($input)
 177      {
 178          $this->input = ProcessUtils::validateInput(__METHOD__, $input);
 179  
 180          return $this;
 181      }
 182  
 183      /**
 184       * Sets the process timeout.
 185       *
 186       * To disable the timeout, set this value to null.
 187       *
 188       * @param float|null $timeout
 189       *
 190       * @return $this
 191       *
 192       * @throws InvalidArgumentException
 193       */
 194      public function setTimeout($timeout)
 195      {
 196          if (null === $timeout) {
 197              $this->timeout = null;
 198  
 199              return $this;
 200          }
 201  
 202          $timeout = (float) $timeout;
 203  
 204          if ($timeout < 0) {
 205              throw new InvalidArgumentException('The timeout value must be a valid positive integer or float number.');
 206          }
 207  
 208          $this->timeout = $timeout;
 209  
 210          return $this;
 211      }
 212  
 213      /**
 214       * Adds a proc_open option.
 215       *
 216       * @param string $name  The option name
 217       * @param string $value The option value
 218       *
 219       * @return $this
 220       */
 221      public function setOption($name, $value)
 222      {
 223          $this->options[$name] = $value;
 224  
 225          return $this;
 226      }
 227  
 228      /**
 229       * Disables fetching output and error output from the underlying process.
 230       *
 231       * @return $this
 232       */
 233      public function disableOutput()
 234      {
 235          $this->outputDisabled = true;
 236  
 237          return $this;
 238      }
 239  
 240      /**
 241       * Enables fetching output and error output from the underlying process.
 242       *
 243       * @return $this
 244       */
 245      public function enableOutput()
 246      {
 247          $this->outputDisabled = false;
 248  
 249          return $this;
 250      }
 251  
 252      /**
 253       * Creates a Process instance and returns it.
 254       *
 255       * @return Process
 256       *
 257       * @throws LogicException In case no arguments have been provided
 258       */
 259      public function getProcess()
 260      {
 261          if (0 === \count($this->prefix) && 0 === \count($this->arguments)) {
 262              throw new LogicException('You must add() command arguments before calling getProcess().');
 263          }
 264  
 265          $arguments = array_merge($this->prefix, $this->arguments);
 266          $process = new Process($arguments, $this->cwd, $this->env, $this->input, $this->timeout, $this->options);
 267          // to preserve the BC with symfony <3.3, we convert the array structure
 268          // to a string structure to avoid the prefixing with the exec command
 269          $process->setCommandLine($process->getCommandLine());
 270  
 271          if ($this->inheritEnv) {
 272              $process->inheritEnvironmentVariables();
 273          }
 274          if ($this->outputDisabled) {
 275              $process->disableOutput();
 276          }
 277  
 278          return $process;
 279      }
 280  }


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