include/sieve/class_My_Parser.inc

   1 <?php
   2
   3
   4
   5 /* This class is inherited from the original 'Parser'
   6  *  class written by Heiko Hund
   7  */
   8 class My_Parser extends Parser
   9 {
  10
  11         function execute()
  12         {
  13                 return($this->dumpParseTree());
  14         }
  15
  16
  17         /* Initiate parser, but use some other
  18      *  classes, that are rewritten.
  19      */
  20         function parse($script)
  21         {
  22         $this->status_text = "incomplete";
  23         $this->script_ = $script;
  24         $this->tree_ = new My_Tree(@Scanner::scriptStart());
  25         $this->tree_->setDumpFunc(array(&$this, 'dumpToken_'));
  26         $this->scanner_ = new Scanner($this->script_);
  27         $this->scanner_->setCommentFunc(array($this, 'comment_'));
  28
  29         if ($this->commands_($this->tree_->getRoot()) &&
  30             $this->scanner_->nextTokenIs('script-end'))
  31         {
  32             return $this->success_('success');
  33         }
  34
  35         return $this->status_;
  36         }
  37
  38
  39         function save_object()
  40         {
  41                 $this->tree_->save_object();
  42         }
  43
  44
  45         /* Should be obsolete in the end. */
  46         function dumpToken_(&$token)
  47         {
  48                 if (is_array($token))
  49                 {
  50                         $str = "<" . $token['text'] . "> ";
  51                         foreach ($token as $k => $v)
  52                         {
  53                                 $str .= " $k:$v";
  54                         }
  55                         return $str;
  56                 }
  57                 return strval($token);
  58         }
  59 }
  60 ?>