[Sommaire] [Imprimer]

   1  /**
   2   * Class that is used by generated stubs to make actual AJAX calls
   3   *
   4   * @category    HTML
   5   * @package     AJAX
   6   * @author    Joshua Eichorn <josh@bluga.net>
   7   * @copyright   2005 Joshua Eichorn
   8   * @license     http://www.opensource.org/licenses/lgpl-license.php  LGPL
   9   */
  10  function HTML_AJAX_Dispatcher(className,mode,callback,serverUrl,serializerType) 
  11  {
  12      this.className = className;
  13      this.mode = mode;
  14      this.callback = callback;
  15      this.serializerType = serializerType;
  16  
  17      if (serverUrl) {
  18          this.serverUrl = serverUrl
  19      }
  20      else {
  21          this.serverUrl = window.location;
  22      }
  23  }
  24  
  25  HTML_AJAX_Dispatcher.prototype = {
  26      /**
  27       * Queue to use when making a request
  28       */
  29      queue: 'default',
  30  
  31      /**
  32       * Timeout for async calls
  33       */
  34      timeout: 20000,
  35   
  36      /**
  37       * Default request priority
  38       */
  39      priority: 0,
  40  
  41      /**
  42       * Request options 
  43       */
  44      options: {},
  45      
  46      /**
  47       * Make an ajax call
  48       *
  49       * @param   string callName
  50       * @param   Array   args    arguments to the report method
  51       */
  52      doCall: function(callName,args) 
  53      {
  54          var request = new HTML_AJAX_Request();
  55          request.requestUrl = this.serverUrl;
  56          request.className = this.className;
  57          request.methodName = callName;
  58          request.timeout = this.timeout;
  59          request.contentType = this.contentType;
  60          request.serializer = eval('new HTML_AJAX_Serialize_'+this.serializerType);
  61          request.queue = this.queue;
  62          request.priority = this.priority;
  63  
  64          for(var i in this.options) {
  65              request[i] = this.options[i];
  66          }
  67          
  68          for(var i=0; i < args.length; i++) {
  69              request.addArg(i,args[i]);
  70          };
  71  
  72          if ( this.mode == "async" ) {
  73              request.isAsync = true;
  74              if (this.callback[callName]) {
  75                  var self = this;
  76                  request.callback = function(result) { self.callback[callName](result); }
  77              }
  78  
  79          } else {
  80              request.isAsync = false;
  81          }
  82  
  83          return HTML_AJAX.makeRequest(request);
  84      },
  85  
  86      Sync: function() 
  87      {
  88          this.mode = 'sync';
  89      },
  90  
  91      Async: function(callback)
  92      {
  93          this.mode = 'async';
  94          if (callback) {
  95              this.callback = callback;
  96          }
  97      }
  98  };