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         //XXX: Should I explode on ';' instead? That seems like it might be a more reliable delimiter
  24         $this->_smFileLines = explode("\n", $simfileData);
  25     }
  26
  27     public function title()
  28     {
  29         $title = $this->extractKey('TITLE');
  30         if(!$title) throw new Exception ('Invalid SM file. Title missing');
  31
  32         return $title;
  33     }
  34
  35     public function stops()
  36     {
  37         return $this->extractKey('STOPS') ? 'Yes' : 'No';
  38     }
  39
  40     public function steps($mode, $difficulty)
  41     {
  42         $steps = array();
  43
  44         foreach ($this->_smFileLines as $index => $line) {
  45             if (strpos($line, '#NOTES') !== false) {
  46                 $mode = substr(trim($lines[$index + 1]), 0, -1) == 'dance-single' ? 'single' : null;
  47                 $notes[$mode][] = array(
  48                     'artist' => substr(trim($lines[$index + 2]), 0, -1),
  49                     'difficulty' => substr(trim($lines[$index + 3]), 0, -1),
  50                     'rating' => substr(trim($lines[$index + 4]), 0, -1)
  51                 );
  52             }
  53         }
  54
  55         return $steps;
  56     }
  57
  58     private function extractKey($key) {
  59         foreach ($lines as $line) {
  60             $pos = strpos($line, '#' . $key . ':');
  61             if($pos !== false) return substr(trim($line), strlen($key) + 2, -1);
  62         }
  63     }
  64
  65 }