diff options
Diffstat (limited to 'framework/Web/Javascripts/prado/ajax3.js')
| -rw-r--r-- | framework/Web/Javascripts/prado/ajax3.js | 176 |
1 files changed, 127 insertions, 49 deletions
diff --git a/framework/Web/Javascripts/prado/ajax3.js b/framework/Web/Javascripts/prado/ajax3.js index bae60d89..8de0b0fe 100644 --- a/framework/Web/Javascripts/prado/ajax3.js +++ b/framework/Web/Javascripts/prado/ajax3.js @@ -7,14 +7,14 @@ Object.extend(Ajax.Request.prototype, * Customize the response, dispatch onXXX response code events, and
* tries to execute response actions (javascript statements).
*/
- respondToReadyState : function(readyState)
+ respondToReadyState : function(readyState)
{
var event = Ajax.Request.Events[readyState];
var transport = this.transport, json = this.getHeaderData(Prado.CallbackRequest.DATA_HEADER);
- if (event == 'Complete')
- {
- try
+ if (event == 'Complete')
+ {
+ try
{
Prado.CallbackRequest.updatePageState(this,transport);
Ajax.Responders.dispatch('on' + transport.status, this, transport, json);
@@ -29,19 +29,19 @@ Object.extend(Ajax.Request.prototype, if ((this.header('Content-type') || '').match(/^text\/javascript/i))
this.evalResponse();
}
-
+
try {
(this.options['on' + event] || Prototype.emptyFunction)(transport, json);
Ajax.Responders.dispatch('on' + event, this, transport, json);
} catch (e) {
this.dispatchException(e);
}
-
+
/* Avoid memory leak in MSIE: clean up the oncomplete event handler */
if (event == 'Complete')
this.transport.onreadystatechange = Prototype.emptyFunction;
},
-
+
/**
* Gets header data assuming JSON encoding.
* @param string header name
@@ -49,12 +49,12 @@ Object.extend(Ajax.Request.prototype, */
getHeaderData : function(name)
{
- try
+ try
{
var json = this.header(name);
return eval('(' + json + ')');
- }
- catch (e)
+ }
+ catch (e)
{
if(typeof(json) == "string")
return Prado.CallbackRequest.decode(json);
@@ -84,9 +84,9 @@ Object.extend(Prado.CallbackRequest, * Callback request page state field name,
*/
FIELD_CALLBACK_PAGESTATE : 'PRADO_PAGESTATE',
-
+
FIELD_POSTBACK_TARGET : 'PRADO_POSTBACK_TARGET',
-
+
FIELD_POSTBACK_PARAMETER : 'PRADO_POSTBACK_PARAMETER',
/**
@@ -113,7 +113,7 @@ Object.extend(Prado.CallbackRequest, * Current requests in progress.
*/
requestInProgress : null,
-
+
/**
* Add ids of inputs element to post in the request.
*/
@@ -121,7 +121,7 @@ Object.extend(Prado.CallbackRequest, {
this.PostDataLoaders = this.PostDataLoaders.concat(ids);
},
-
+
/**
* Dispatch callback response actions.
*/
@@ -130,7 +130,7 @@ Object.extend(Prado.CallbackRequest, if(actions && actions.length > 0)
actions.each(this.__run.bind(this,transport));
},
-
+
/**
* Prase and evaluate a Callback clien-side action
*/
@@ -143,13 +143,13 @@ Object.extend(Prado.CallbackRequest, method.toFunction().apply(this,command[method].concat(transport));
}
catch(e)
- {
+ {
if(typeof(Logger) != "undefined")
Prado.CallbackRequest.Exception.onException(null,e);
}
}
},
-
+
/**
* Respond to Prado Callback request exceptions.
*/
@@ -159,11 +159,11 @@ Object.extend(Prado.CallbackRequest, * Server returns 500 exception. Just log it.
*/
"on500" : function(request, transport, data)
- {
+ {
var e = request.getHeaderData(Prado.CallbackRequest.ERROR_HEADER);
Logger.error("Callback Server Error "+e.code, this.formatException(e));
},
-
+
/**
* Callback OnComplete event,logs reponse and data to console.
*/
@@ -186,7 +186,7 @@ Object.extend(Prado.CallbackRequest, Logger.warn(msg);
}
},
-
+
/**
* Uncaught exceptions during callback response.
*/
@@ -196,10 +196,10 @@ Object.extend(Prado.CallbackRequest, $H(e).each(function(item)
{
msg += item.key+": "+item.value+"\n";
- })
+ })
Logger.error('Uncaught Callback Client Exception:', msg);
},
-
+
/**
* Formats the exception message for display in console.
*/
@@ -219,7 +219,7 @@ Object.extend(Prado.CallbackRequest, return msg;
}
},
-
+
/**
* @return string JSON encoded data.
*/
@@ -227,7 +227,7 @@ Object.extend(Prado.CallbackRequest, {
return Prado.JSON.stringify(data);
},
-
+
/**
* @return mixed javascript data decoded from string using JSON decoding.
*/
@@ -238,7 +238,7 @@ Object.extend(Prado.CallbackRequest, else
return null;
},
-
+
/**
* Dispatch a priority request, it will call abortRequestInProgress first.
*/
@@ -246,18 +246,18 @@ Object.extend(Prado.CallbackRequest, {
//Logger.info("priority request "+callback.id)
this.abortRequestInProgress();
-
+
callback.request = new Ajax.Request(callback.url, callback.options);
callback.timeout = setTimeout(function()
{
// Logger.warn("priority timeout");
Prado.CallbackRequest.abortRequestInProgress();
},callback.options.RequestTimeOut);
-
+
this.requestInProgress = callback;
//Logger.info("dispatched "+this.requestInProgress)
},
-
+
/**
* Dispatch a normal request, no timeouts or aborting of requests.
*/
@@ -266,7 +266,7 @@ Object.extend(Prado.CallbackRequest, // Logger.info("dispatching normal request");
new Ajax.Request(callback.url, callback.options);
},
-
+
/**
* Abort the current priority request in progress.
*/
@@ -284,7 +284,7 @@ Object.extend(Prado.CallbackRequest, }
return false;
},
-
+
/**
* Updates the page state. It will update only if EnablePageStateUpdate and
* HasPriority options are both true.
@@ -317,44 +317,48 @@ Ajax.Responders.register({onComplete : function(request) //Add HTTP exception respones when logger is enabled.
Event.OnLoad(function()
-{
- if(typeof Logger != "undefined")
+{
+ if(typeof Logger != "undefined")
Ajax.Responders.register(Prado.CallbackRequest.Exception);
});
/**
* Create and prepare a new callback request.
+ * Call the dispatch() method to start the callback request.
+ * <code>
+ * request = new Prado.CallbackRequest(UniqueID, callback);
+ * request.dispatch();
+ * </code>
*/
-Prado.CallbackRequest.prototype =
+Prado.CallbackRequest.prototype =
{
/**
* Callback URL, same url as the current page.
*/
url : window.location.href,
-
+
/**
* Callback options, including onXXX events.
*/
options : { },
-
+
/**
* Callback target ID. E.g. $control->getUniqueID();
*/
id : null,
-
+
/**
* Current callback request.
*/
request : null,
-
+
/**
* Prepare and inititate a callback request.
*/
initialize : function(id, options)
{
this.id = id;
-
- this.options =
+ this.options = Object.extend(
{
RequestTimeOut : 30000, // 30 second timeout.
EnablePageStateUpdate : true,
@@ -362,14 +366,87 @@ Prado.CallbackRequest.prototype = CausesValidation : true,
ValidationGroup : null,
PostInputs : true
- }
- Object.extend(this.options, options || {});
-
+ }, options || {});
+ },
+
+ /**
+ * Sets the request parameter
+ * @param {Object} parameter value
+ */
+ setParameter : function(value)
+ {
+ this.options['params'] = value;
+ },
+
+ /**
+ * @return {Object} request paramater value.
+ */
+ getParameter : function()
+ {
+ return this.options['params'];
+ },
+
+ /**
+ * Sets the callback request timeout.
+ * @param {integer} timeout in milliseconds
+ */
+ setRequestTimeOut : function(timeout)
+ {
+ this.options['RequestTimeOut'] = timeout;
+ },
+
+ /**
+ * @return {integer} request timeout in milliseconds
+ */
+ getRequestTimeOut : function()
+ {
+ return this.options['RequestTimeOut'];
+ },
+
+ /**
+ * Set true to enable validation on callback dispatch.
+ * @param {boolean} true to validate
+ */
+ setCausesValidation : function(validate)
+ {
+ this.options['CausesValidation'] = validate;
+ },
+
+ /**
+ * @return {boolean} validate on request dispatch
+ */
+ getCausesValidation : function()
+ {
+ return this.options['CausesValidation'];
+ },
+
+ /**
+ * Sets the validation group to validate during request dispatch.
+ * @param {string} validation group name
+ */
+ setValidationGroup : function(group)
+ {
+ this.options['ValidationGroup'] = group;
+ },
+
+ /**
+ * @return {string} validation group name.
+ */
+ getValidationGroup : function()
+ {
+ return this.options['ValidationGroup'];
+ },
+
+ /**
+ * Dispatch the callback request.
+ */
+ dispatch : function()
+ {
//override parameter and postBody options.
- Object.extend(this.options,
+ Object.extend(this.options,
{
postBody : this._getPostData(),
- parameters : ''
+ parameters : ''
});
if(this.options.CausesValidation && typeof(Prado.Validation) != "undefined")
@@ -378,7 +455,7 @@ Prado.CallbackRequest.prototype = if(Prado.Validation.validate(form,this.options.ValidationGroup,this) == false)
return;
}
-
+
if(this.options.HasPriority)
Prado.CallbackRequest.dispatchPriorityRequest(this);
else
@@ -386,7 +463,7 @@ Prado.CallbackRequest.prototype = },
/**
- * Collects the form inputs, encode the parameters, and sets the callback
+ * Collects the form inputs, encode the parameters, and sets the callback
* target id. The resulting string is the request content body.
* @return string request body content containing post data.
*/
@@ -430,14 +507,15 @@ Prado.CallbackRequest.prototype = */
Prado.Callback = function(UniqueID, parameter, onSuccess, options)
{
- var callback =
+ var callback =
{
'params' : parameter || '',
'onSuccess' : onSuccess || Prototype.emptyFunction
};
Object.extend(callback, options || {});
-
- new Prado.CallbackRequest(UniqueID, callback);
+
+ request = new Prado.CallbackRequest(UniqueID, callback);
+ request.dispatch();
return false;
}
|