[Summary view] [Print] [Text view]

   1  <?php
   2  
   3  namespace dokuwiki\Parsing\ParserMode;
   4  
   5  /**
   6   * This class sets the markup for bold (=strong),
   7   * italic (=emphasis), underline etc.
   8   */
   9  class Formatting extends AbstractMode
  10  {
  11      protected $type;
  12  
  13      protected $formatting = [
  14          'strong' => [
  15              'entry' => '\*\*(?=.*\*\*)',
  16              'exit' => '\*\*',
  17              'sort' => 70
  18          ],
  19          'emphasis' => [
  20              'entry' => '//(?=[^\x00]*[^:])',
  21              //hack for bugs #384 #763 #1468
  22              'exit' => '//',
  23              'sort' => 80,
  24          ],
  25          'underline' => [
  26              'entry' => '__(?=.*__)',
  27              'exit' => '__',
  28              'sort' => 90
  29          ],
  30          'monospace' => [
  31              'entry' => '\x27\x27(?=.*\x27\x27)',
  32              'exit' => '\x27\x27',
  33              'sort' => 100
  34          ],
  35          'subscript' => [
  36              'entry' => '<sub>(?=.*</sub>)',
  37              'exit' => '</sub>',
  38              'sort' => 110
  39          ],
  40          'superscript' => [
  41              'entry' => '<sup>(?=.*</sup>)',
  42              'exit' => '</sup>',
  43              'sort' => 120
  44          ],
  45          'deleted' => [
  46              'entry' => '<del>(?=.*</del>)',
  47              'exit' => '</del>',
  48              'sort' => 130
  49          ]
  50      ];
  51  
  52      /**
  53       * @param string $type
  54       */
  55      public function __construct($type)
  56      {
  57          global $PARSER_MODES;
  58  
  59          if (!array_key_exists($type, $this->formatting)) {
  60              trigger_error('Invalid formatting type ' . $type, E_USER_WARNING);
  61          }
  62  
  63          $this->type = $type;
  64  
  65          // formatting may contain other formatting but not it self
  66          $modes = $PARSER_MODES['formatting'];
  67          $key = array_search($type, $modes);
  68          if (is_int($key)) {
  69              unset($modes[$key]);
  70          }
  71  
  72          $this->allowedModes = array_merge(
  73              $modes,
  74              $PARSER_MODES['substition'],
  75              $PARSER_MODES['disabled']
  76          );
  77      }
  78  
  79      /** @inheritdoc */
  80      public function connectTo($mode)
  81      {
  82  
  83          // Can't nest formatting in itself
  84          if ($mode == $this->type) {
  85              return;
  86          }
  87  
  88          $this->Lexer->addEntryPattern(
  89              $this->formatting[$this->type]['entry'],
  90              $mode,
  91              $this->type
  92          );
  93      }
  94  
  95      /** @inheritdoc */
  96      public function postConnect()
  97      {
  98  
  99          $this->Lexer->addExitPattern(
 100              $this->formatting[$this->type]['exit'],
 101              $this->type
 102          );
 103      }
 104  
 105      /** @inheritdoc */
 106      public function getSort()
 107      {
 108          return $this->formatting[$this->type]['sort'];
 109      }
 110  }