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/phpbb/db/migration/data/v31x/ -> style_update.php (source)

   1  <?php
   2  /**
   3  *
   4  * This file is part of the phpBB Forum Software package.
   5  *
   6  * @copyright (c) phpBB Limited <https://www.phpbb.com>
   7  * @license GNU General Public License, version 2 (GPL-2.0)
   8  *
   9  * For full copyright and license information, please see
  10  * the docs/CREDITS.txt file.
  11  *
  12  */
  13  
  14  namespace phpbb\db\migration\data\v31x;
  15  
  16  class style_update extends \phpbb\db\migration\migration
  17  {
  18  	static public function depends_on()
  19      {
  20          return array('\phpbb\db\migration\data\v310\gold');
  21      }
  22  
  23  	public function update_data()
  24      {
  25          return array(
  26              array('custom', array(array($this, 'update_installed_styles'))),
  27          );
  28      }
  29  
  30  	public function update_installed_styles()
  31      {
  32          // Get all currently available styles
  33          $styles = $this->find_style_dirs();
  34          $style_paths = $style_ids = array();
  35  
  36          $sql = 'SELECT style_path, style_id
  37                  FROM ' . $this->table_prefix . 'styles';
  38          $result = $this->db->sql_query($sql);
  39          while ($styles_row = $this->db->sql_fetchrow())
  40          {
  41              if (in_array($styles_row['style_path'], $styles))
  42              {
  43                  $style_paths[] = $styles_row['style_path'];
  44                  $style_ids[] = $styles_row['style_id'];
  45              }
  46          }
  47          $this->db->sql_freeresult($result);
  48  
  49          // Install prosilver if no style is available and prosilver can be installed
  50          if (empty($style_paths) && in_array('prosilver', $styles))
  51          {
  52              // Try to parse config file
  53              $cfg = parse_cfg_file($this->phpbb_root_path . 'styles/prosilver/style.cfg');
  54  
  55              // Stop running this if prosilver cfg file can't be read
  56              if (empty($cfg))
  57              {
  58                  throw new \RuntimeException('No styles available and could not fall back to prosilver.');
  59              }
  60  
  61              $style = array(
  62                  'style_name'        => 'prosilver',
  63                  'style_copyright'    => '&copy; phpBB Limited',
  64                  'style_active'        => 1,
  65                  'style_path'        => 'prosilver',
  66                  'bbcode_bitfield'    => 'kNg=',
  67                  'style_parent_id'    => 0,
  68                  'style_parent_tree'    => '',
  69              );
  70  
  71              // Add to database
  72              $this->db->sql_transaction('begin');
  73  
  74              $sql = 'INSERT INTO ' . $this->table_prefix . 'styles
  75                      ' . $this->db->sql_build_array('INSERT', $style);
  76              $this->db->sql_query($sql);
  77  
  78              $style_id = $this->db->sql_nextid();
  79              $style_ids[] = $style_id;
  80  
  81              $this->db->sql_transaction('commit');
  82  
  83              // Set prosilver to default style
  84              $this->config->set('default_style', $style_id);
  85          }
  86          else if (empty($styles) && empty($available_styles))
  87          {
  88              throw new \RuntimeException('No valid styles available');
  89          }
  90  
  91          // Make sure default style is available
  92          if (!in_array($this->config['default_style'], $style_ids))
  93          {
  94              $this->config->set('default_style', array_pop($style_ids));
  95          }
  96  
  97          // Reset users to default style if their user_style is nonexistent
  98          $sql = 'UPDATE ' . $this->table_prefix . "users
  99              SET user_style = {$this->config['default_style']}
 100              WHERE " . $this->db->sql_in_set('user_style', $style_ids, true, true);
 101          $this->db->sql_query($sql);
 102      }
 103  
 104      /**
 105       * Find all directories that have styles
 106       * Copied from acp_styles
 107       *
 108       * @return array Directory names
 109       */
 110  	protected function find_style_dirs()
 111      {
 112          $styles = array();
 113          $styles_path = $this->phpbb_root_path . 'styles/';
 114  
 115          $dp = @opendir($styles_path);
 116          if ($dp)
 117          {
 118              while (($file = readdir($dp)) !== false)
 119              {
 120                  $dir = $styles_path . $file;
 121                  if ($file[0] == '.' || !is_dir($dir))
 122                  {
 123                      continue;
 124                  }
 125  
 126                  if (file_exists("{$dir}/style.cfg"))
 127                  {
 128                      $styles[] = $file;
 129                  }
 130              }
 131              closedir($dp);
 132          }
 133  
 134          return $styles;
 135      }
 136  }


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