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/vendor/symfony/console/Helper/ -> DebugFormatterHelper.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\Console\Helper;
  13  
  14  /**
  15   * Helps outputting debug information when running an external program from a command.
  16   *
  17   * An external program can be a Process, an HTTP request, or anything else.
  18   *
  19   * @author Fabien Potencier <fabien@symfony.com>
  20   */
  21  class DebugFormatterHelper extends Helper
  22  {
  23      private $colors = ['black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white', 'default'];
  24      private $started = [];
  25      private $count = -1;
  26  
  27      /**
  28       * Starts a debug formatting session.
  29       *
  30       * @param string $id      The id of the formatting session
  31       * @param string $message The message to display
  32       * @param string $prefix  The prefix to use
  33       *
  34       * @return string
  35       */
  36      public function start($id, $message, $prefix = 'RUN')
  37      {
  38          $this->started[$id] = ['border' => ++$this->count % \count($this->colors)];
  39  
  40          return sprintf("%s<bg=blue;fg=white> %s </> <fg=blue>%s</>\n", $this->getBorder($id), $prefix, $message);
  41      }
  42  
  43      /**
  44       * Adds progress to a formatting session.
  45       *
  46       * @param string $id          The id of the formatting session
  47       * @param string $buffer      The message to display
  48       * @param bool   $error       Whether to consider the buffer as error
  49       * @param string $prefix      The prefix for output
  50       * @param string $errorPrefix The prefix for error output
  51       *
  52       * @return string
  53       */
  54      public function progress($id, $buffer, $error = false, $prefix = 'OUT', $errorPrefix = 'ERR')
  55      {
  56          $message = '';
  57  
  58          if ($error) {
  59              if (isset($this->started[$id]['out'])) {
  60                  $message .= "\n";
  61                  unset($this->started[$id]['out']);
  62              }
  63              if (!isset($this->started[$id]['err'])) {
  64                  $message .= sprintf('%s<bg=red;fg=white> %s </> ', $this->getBorder($id), $errorPrefix);
  65                  $this->started[$id]['err'] = true;
  66              }
  67  
  68              $message .= str_replace("\n", sprintf("\n%s<bg=red;fg=white> %s </> ", $this->getBorder($id), $errorPrefix), $buffer);
  69          } else {
  70              if (isset($this->started[$id]['err'])) {
  71                  $message .= "\n";
  72                  unset($this->started[$id]['err']);
  73              }
  74              if (!isset($this->started[$id]['out'])) {
  75                  $message .= sprintf('%s<bg=green;fg=white> %s </> ', $this->getBorder($id), $prefix);
  76                  $this->started[$id]['out'] = true;
  77              }
  78  
  79              $message .= str_replace("\n", sprintf("\n%s<bg=green;fg=white> %s </> ", $this->getBorder($id), $prefix), $buffer);
  80          }
  81  
  82          return $message;
  83      }
  84  
  85      /**
  86       * Stops a formatting session.
  87       *
  88       * @param string $id         The id of the formatting session
  89       * @param string $message    The message to display
  90       * @param bool   $successful Whether to consider the result as success
  91       * @param string $prefix     The prefix for the end output
  92       *
  93       * @return string
  94       */
  95      public function stop($id, $message, $successful, $prefix = 'RES')
  96      {
  97          $trailingEOL = isset($this->started[$id]['out']) || isset($this->started[$id]['err']) ? "\n" : '';
  98  
  99          if ($successful) {
 100              return sprintf("%s%s<bg=green;fg=white> %s </> <fg=green>%s</>\n", $trailingEOL, $this->getBorder($id), $prefix, $message);
 101          }
 102  
 103          $message = sprintf("%s%s<bg=red;fg=white> %s </> <fg=red>%s</>\n", $trailingEOL, $this->getBorder($id), $prefix, $message);
 104  
 105          unset($this->started[$id]['out'], $this->started[$id]['err']);
 106  
 107          return $message;
 108      }
 109  
 110      /**
 111       * @param string $id The id of the formatting session
 112       *
 113       * @return string
 114       */
 115      private function getBorder($id)
 116      {
 117          return sprintf('<bg=%s> </>', $this->colors[$this->started[$id]['border']]);
 118      }
 119  
 120      /**
 121       * {@inheritdoc}
 122       */
 123      public function getName()
 124      {
 125          return 'debug_formatter';
 126      }
 127  }


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