/js/lib/Socket.IO-node/lib/socket.io/transports/htmlfile.js

http://github.com/onedayitwillmake/RealtimeMultiplayerNodeJs · JavaScript · 84 lines · 42 code · 15 blank · 27 comment · 2 complexity · 152d8689ecddb0a9fb90e8bbdf0dd4b3 MD5 · raw file 

    

  1. /*!
    2. 

  2.  * Socket.IO - transports - HTMLFile
    3. 

  3.  * Copyright (c) 2010-2011 Guillermo Rauch <guillermo@learnboost.com>
    4. 

  4.  * MIT Licensed
    5. 

  5.  */
    6. 

  6. 

  7. var Client = require('../client')
    8. 

  8.   , qs = require('querystring');
    9. 

  9. 

  10. /**
    11. 

  11.  * Expose `HTMLFile`.
    12. 

  12.  */
    13. 

  13. 

  14. module.exports = HTMLFile;
    15. 

  15. 

  16. /**
    17. 

  17.  * Initialize a `HTMLFile` client.
    18. 

  18.  *
    19. 

  19.  * @api private
    20. 

  20.  */
    21. 

  21. 

  22. function HTMLFile() {
    23. 

  23.   Client.apply(this, arguments);
    24. 

  24. };
    25. 

  25. 

  26. /**
    27. 

  27.  * Inherit from `Client.prototype`.
    28. 

  28.  */
    29. 

  29. 

  30. HTMLFile.prototype.__proto__ = Client.prototype;
    31. 

  31. 

  32. /**
    33. 

  33.  * Connection implementation.
    34. 

  34.  * 
    35. 

  35.  * @api private
    36. 

  36.  */
    37. 

  37. 

  38. HTMLFile.prototype._onConnect = function(req, res){
    39. 

  39.   var self = this
    40. 

  40.     , body = '';
    41. 

  41. 

  42.   switch (req.method){
    43. 

  43.     case 'GET':
    44. 

  44.       Client.prototype._onConnect.call(this, req, res);
    45. 

  45.       res.useChunkedEncodingByDefault = true;
    46. 

  46.       res.shouldKeepAlive = true;
    47. 

  47.       res.setHeader('Content-Type', 'text/html');
    48. 

  48.       res.setHeader('Connection', 'keep-alive');
    49. 

  49.       res.setHeader('Transfer-Encoding', 'chunked');
    50. 

  50.       res.write('<html><body>' + new Array(245).join(' '));
    51. 

  51.       this._payload();
    52. 

  52.       break;
    53. 

  53.       
    54. 

  54.     case 'POST':
    55. 

  55.       req.on('data', function(message){ body += message; });
    56. 

  56.       req.on('end', function(){
    57. 

  57.         try {
    58. 

  58.           var msg = qs.parse(body);
    59. 

  59.           self._onMessage(msg.data);
    60. 

  60.         } catch(e){
    61. 

  61.           self.listener.log('htmlfile message handler error - ' + e.stack);
    62. 

  62.         }
    63. 

  63. 

  64.         res.setHeader('Content-Type', 'text/plain');
    65. 

  65.         res.end('ok');
    66. 

  66.       });
    67. 

  67.       break;
    68. 

  68.   }
    69. 

  69. };
    70. 

  70. 

  71. /**
    72. 

  72.  * Write implementation.
    73. 

  73.  * 
    74. 

  74.  * @param {String} message
    75. 

  75.  * @api private
    76. 

  76.  */
    77. 

  77.   
    78. 

  78. HTMLFile.prototype._write = function(message){
    79. 

  79.   if (this._open) {
    80. 

  80.     message = JSON.stringify(message);
    81. 

  81.     this.response.write('<script>parent.s._(' + message + ', document);</script>');
    82. 

  82.   }
    83. 

  83. };
    84.