Services/SimfileParser.php

   1 <?php
   2
   3 namespace Services;
   4
   5 use Services\ISimfileParser;
   6 use Exception;
   7
   8 class SimfileParser implements ISimfileParser
   9 {
  10
  11 //        'light' => 'Novice',
  12 //        'beginner' => 'Novice',
  13 //        'easy' => 'Easy',
  14 //        'medium' => 'Medium',
  15 //        'hard' => 'Hard',
  16 //        'challenge' => 'Expert',
  17 //        'edit' => 'Edit'
  18
  19     private $_smFileLines;
  20
  21     public function __construct($simfileData)
  22     {
  23         $this->_smFileLines = explode("\n", $simfileData);
  24     }
  25
  26     public function title()
  27     {
  28         $title = $this->extractKey('TITLE');
  29         if(!$title) throw new Exception ('Invalid SM file. Title missing');
  30
  31         return $title;
  32     }
  33
  34     public function stops()
  35     {
  36         return $this->extractKey('STOPS') ? 'Yes' : 'No';
  37     }
  38
  39     public function steps($mode, $difficulty)
  40     {
  41         $steps = array();
  42
  43         foreach ($this->_smFileLines as $index => $line) {
  44             if (strpos($line, '#NOTES') !== false) {
  45                 $mode = substr(trim($lines[$index + 1]), 0, -1) == 'dance-single' ? 'single' : null;
  46                 $notes[$mode][] = array(
  47                     'artist' => substr(trim($lines[$index + 2]), 0, -1),
  48                     'difficulty' => substr(trim($lines[$index + 3]), 0, -1),
  49                     'rating' => substr(trim($lines[$index + 4]), 0, -1)
  50                 );
  51             }
  52         }
  53
  54         return $steps;
  55     }
  56
  57     private function extractKey($key) {
  58         foreach ($lines as $line) {
  59             $pos = strpos($line, '#' . $key . ':');
  60             if($pos !== false) return substr(trim($line), strlen($key) + 2, -1);
  61         }
  62     }
  63
  64 }