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authorwei <>2007-03-27 02:23:20 +0000
committerwei <>2007-03-27 02:23:20 +0000
commit1b9b64637fe08848f610bbd19b80c031cb7dba63 (patch)
tree52f7486e911f60c9a91904c91e3944f4f4f27bca /framework/Web/Javascripts/prado/ajax3.js
parentc5d0cd2824e3c3bb2f6f3834177a71c1d7b78519 (diff)
set prado trunk to use prototype.js v1.5.1rc2, script.aculo.us to v1.7.1beta
Diffstat (limited to 'framework/Web/Javascripts/prado/ajax3.js')
-rw-r--r--framework/Web/Javascripts/prado/ajax3.js654
1 files changed, 0 insertions, 654 deletions
diff --git a/framework/Web/Javascripts/prado/ajax3.js b/framework/Web/Javascripts/prado/ajax3.js
deleted file mode 100644
index 51d0186b..00000000
--- a/framework/Web/Javascripts/prado/ajax3.js
+++ /dev/null
@@ -1,654 +0,0 @@
-/**
- * Override Prototype's response implementation.
- */
-Object.extend(Ajax.Request.prototype,
-{
- /**
- * Customize the response, dispatch onXXX response code events, and
- * tries to execute response actions (javascript statements).
- */
- respondToReadyState : function(readyState)
- {
- var event = Ajax.Request.Events[readyState];
- var transport = this.transport, json = this.getBodyDataPart(Prado.CallbackRequest.DATA_HEADER);
-
- if (event == 'Complete')
- {
- var redirectUrl = this.getBodyContentPart(Prado.CallbackRequest.REDIRECT_HEADER);
- if(redirectUrl)
- document.location.href = redirectUrl;
-
- if ((this.header('Content-type') || '').match(/^text\/javascript/i))
- {
- try
- {
- json = eval('(' + transport.responseText + ')');
- }catch (e)
- {
- if(typeof(json) == "string")
- json = Prado.CallbackRequest.decode(result);
- }
- }
-
- try
- {
- Prado.CallbackRequest.updatePageState(this,transport);
- Ajax.Responders.dispatch('on' + transport.status, this, transport, json);
- Prado.CallbackRequest.dispatchActions(transport,this.getBodyDataPart(Prado.CallbackRequest.ACTION_HEADER));
-
- (this.options['on' + this.transport.status]
- || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')]
- || Prototype.emptyFunction)(this, json);
- } catch (e) {
- this.dispatchException(e);
- }
- }
-
- try {
- (this.options['on' + event] || Prototype.emptyFunction)(this, 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
- * @return object header data as javascript structures.
- */
- getHeaderData : function(name)
- {
- return this.getJsonData(this.header(name));
- },
-
- getBodyContentPart : function(name)
- {
- if(typeof(this.transport.responseText)=="string")
- return Prado.Element.extractContent(this.transport.responseText, name);
- },
-
- getJsonData : function(json)
- {
- try
- {
- return eval('(' + json + ')');
- }
- catch (e)
- {
- if(typeof(json) == "string")
- return Prado.CallbackRequest.decode(json);
- }
- },
-
- getBodyDataPart : function(name)
- {
- return this.getJsonData(this.getBodyContentPart(name));
- }
-});
-
-/**
- * Prado Callback client-side request handler.
- */
-Prado.CallbackRequest = Class.create();
-
-/**
- * Static definitions.
- */
-Object.extend(Prado.CallbackRequest,
-{
- /**
- * Callback request target POST field name.
- */
- FIELD_CALLBACK_TARGET : 'PRADO_CALLBACK_TARGET',
- /**
- * Callback request parameter POST field name.
- */
- FIELD_CALLBACK_PARAMETER : 'PRADO_CALLBACK_PARAMETER',
- /**
- * Callback request page state field name,
- */
- FIELD_CALLBACK_PAGESTATE : 'PRADO_PAGESTATE',
-
- FIELD_POSTBACK_TARGET : 'PRADO_POSTBACK_TARGET',
-
- FIELD_POSTBACK_PARAMETER : 'PRADO_POSTBACK_PARAMETER',
-
- /**
- * List of form fields that will be collected during callback.
- */
- PostDataLoaders : [],
- /**
- * Response data header name.
- */
- DATA_HEADER : 'X-PRADO-DATA',
- /**
- * Response javascript execution statement header name.
- */
- ACTION_HEADER : 'X-PRADO-ACTIONS',
- /**
- * Response errors/exceptions header name.
- */
- ERROR_HEADER : 'X-PRADO-ERROR',
- /**
- * Page state header name.
- */
- PAGESTATE_HEADER : 'X-PRADO-PAGESTATE',
-
- REDIRECT_HEADER : 'X-PRADO-REDIRECT',
-
- requestQueue : [],
-
- //all request objects
- requests : {},
-
- getRequestById : function(id)
- {
- var requests = Prado.CallbackRequest.requests;
- if(typeof(requests[id]) != "undefined")
- return requests[id];
- },
-
- dispatch : function(id)
- {
- var requests = Prado.CallbackRequest.requests;
- if(typeof(requests[id]) != "undefined")
- requests[id].dispatch();
- },
-
- /**
- * Add ids of inputs element to post in the request.
- */
- addPostLoaders : function(ids)
- {
- var self = Prado.CallbackRequest;
- self.PostDataLoaders = self.PostDataLoaders.concat(ids);
- var list = [];
- self.PostDataLoaders.each(function(id)
- {
- if(list.indexOf(id) < 0)
- list.push(id);
- });
- self.PostDataLoaders = list;
- },
-
- /**
- * Dispatch callback response actions.
- */
- dispatchActions : function(transport,actions)
- {
- var self = Prado.CallbackRequest;
- if(actions && actions.length > 0)
- actions.each(self.__run.bind(self,transport));
- },
-
- /**
- * Prase and evaluate a Callback clien-side action
- */
- __run : function(transport, command)
- {
- var self = Prado.CallbackRequest;
- self.transport = transport;
- for(var method in command)
- {
- try
- {
- method.toFunction().apply(self,command[method]);
- }
- catch(e)
- {
- if(typeof(Logger) != "undefined")
- self.Exception.onException(null,e);
- }
- }
- },
-
- /**
- * Respond to Prado Callback request exceptions.
- */
- Exception :
- {
- /**
- * 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.
- */
- 'on200' : function(request, transport, data)
- {
- if(transport.status < 500)
- {
- var msg = 'HTTP '+transport.status+" with response : \n";
- if(transport.responseText.trim().length >0)
- {
- var f = RegExp('(<!--X-PRADO[^>]+-->)([\\s\\S\\w\\W]*)(<!--//X-PRADO[^>]+-->)',"m");
- msg += transport.responseText.replace(f,'') + "\n";
- }
- if(typeof(data)!="undefined" && data != null)
- msg += "Data : \n"+inspect(data)+"\n";
- data = request.getBodyDataPart(Prado.CallbackRequest.ACTION_HEADER);
- if(data && data.length > 0)
- {
- msg += "Actions : \n";
- data.each(function(action)
- {
- msg += inspect(action)+"\n";
- });
- }
- Logger.info(msg);
- }
- },
-
- /**
- * Uncaught exceptions during callback response.
- */
- onException : function(request,e)
- {
- msg = "";
- $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.
- */
- formatException : function(e)
- {
- var msg = e.type + " with message \""+e.message+"\"";
- msg += " in "+e.file+"("+e.line+")\n";
- msg += "Stack trace:\n";
- var trace = e.trace;
- for(var i = 0; i<trace.length; i++)
- {
- msg += " #"+i+" "+trace[i].file;
- msg += "("+trace[i].line+"): ";
- msg += trace[i]["class"]+"->"+trace[i]["function"]+"()"+"\n";
- }
- msg += e.version+" "+e.time+"\n";
- return msg;
- }
- },
-
- /**
- * @return string JSON encoded data.
- */
- encode : function(data)
- {
- return Prado.JSON.stringify(data);
- },
-
- /**
- * @return mixed javascript data decoded from string using JSON decoding.
- */
- decode : function(data)
- {
- if(typeof(data) == "string" && data.trim().length > 0)
- return Prado.JSON.parse(data);
- else
- return null;
- },
-
- /**
- * Dispatch a normal request, no timeouts or aborting of requests.
- */
- dispatchNormalRequest : function(callback)
- {
- //Logger.info("dispatching normal request");
- new Ajax.Request(callback.url, callback.options);
- return true;
- },
-
- /**
- * Abort the current priority request in progress.
- */
- tryNextRequest : function()
- {
- var self = Prado.CallbackRequest;
- //Logger.debug('trying next request');
- if(typeof(self.currentRequest) == 'undefined' || self.currentRequest==null)
- {
- if(self.requestQueue.length > 0)
- return self.dispatchQueue();
- //else
- //Logger.warn('empty queque');
- }
-// else
- // Logger.warn('current request ' + self.currentRequest.id);
- },
-
- /**
- * Updates the page state. It will update only if EnablePageStateUpdate and
- * HasPriority options are both true.
- */
- updatePageState : function(request, transport)
- {
- var self = Prado.CallbackRequest;
- var pagestate = $(self.FIELD_CALLBACK_PAGESTATE);
- var enabled = request.options.EnablePageStateUpdate && request.options.HasPriority;
- var aborted = self.currentRequest == null;
- if(enabled && !aborted && pagestate)
- {
- var data = request.getBodyContentPart(self.PAGESTATE_HEADER);
- if(typeof(data) == "string" && data.length > 0)
- pagestate.value = data;
- else
- {
- if(typeof(Logger) != "undefined")
- Logger.warn("Missing page state:"+data);
-// Logger.warn('## bad state: setting current request to null');
- self.endCurrentRequest();
- //self.tryNextRequest();
- return false;
- }
- }
- self.endCurrentRequest();
- // Logger.warn('## state updated: setting current request to null');
- // self.tryNextRequest();
- return true;
- },
-
- enqueue : function(callback)
- {
- var self = Prado.CallbackRequest;
- self.requestQueue.push(callback);
- //Logger.warn("equeued "+callback.id+", current queque length="+self.requestQueue.length);
- self.tryNextRequest();
- },
-
- dispatchQueue : function()
- {
- var self = Prado.CallbackRequest;
- //Logger.warn("dispatching queque, length="+self.requestQueue.length+" request="+self.currentRequest);
- var callback = self.requestQueue.shift();
- self.currentRequest = callback;
-
- //get data
- callback.options.postBody = callback._getPostData(),
-
- callback.request = new Ajax.Request(callback.url, callback.options);
- callback.timeout = setTimeout(function()
- {
- //Logger.warn("priority timeout");
- self.abortRequest(callback.id);
- },callback.options.RequestTimeOut);
- //Logger.debug("dispatched "+self.currentRequest.id + " ...")
- },
-
- endCurrentRequest : function()
- {
- var self = Prado.CallbackRequest;
- clearTimeout(self.currentRequest.timeout);
- self.currentRequest=null;
- },
-
- abortRequest : function(id)
- {
- //Logger.warn("abort id="+id);
- var self = Prado.CallbackRequest;
- if(typeof(self.currentRequest) != 'undefined'
- && self.currentRequest != null && self.currentRequest.id == id)
- {
- var request = self.currentRequest.request;
- if(request.transport.readyState < 4)
- request.transport.abort();
- //Logger.warn('## aborted: setting current request to null');
- self.endCurrentRequest();
- }
- self.tryNextRequest();
- }
-})
-
-/**
- * Automatically aborts the current request when a priority request has returned.
- */
-Ajax.Responders.register({onComplete : function(request)
-{
- if(request.options.HasPriority)
- Prado.CallbackRequest.tryNextRequest();
-}});
-
-//Add HTTP exception respones when logger is enabled.
-Event.OnLoad(function()
-{
- 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 =
-{
-
- /**
- * Prepare and inititate a callback request.
- */
- initialize : function(id, options)
- {
- /**
- * Callback URL, same url as the current page.
- */
- this.url = this.getCallbackUrl();
-
- /**
- * Current callback request.
- */
- this.request = null;
-
- this.Enabled = true;
-
- this.id = id;
- if(typeof(id)=="string")
- Prado.CallbackRequest.requests[id] = this;
-
- this.options = Object.extend(
- {
- RequestTimeOut : 30000, // 30 second timeout.
- EnablePageStateUpdate : true,
- HasPriority : true,
- CausesValidation : true,
- ValidationGroup : null,
- PostInputs : true
- }, options || {});
- },
-
- /**
- * Gets the url from the forms that contains the PRADO_PAGESTATE
- * @return {String} callback url.
- */
- getCallbackUrl : function()
- {
- return $('PRADO_PAGESTATE').form.action;
- },
-
- /**
- * Sets the request parameter
- * @param {Object} parameter value
- */
- setCallbackParameter : function(value)
- {
- this.options['params'] = value;
- },
-
- /**
- * @return {Object} request paramater value.
- */
- getCallbackParameter : 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()
- {
- //Logger.info("dispatching request");
- //trigger tinyMCE to save data.
- if(typeof tinyMCE != "undefined")
- tinyMCE.triggerSave();
-
- //override parameter and postBody options.
- Object.extend(this.options,
- {
-// postBody : this._getPostData(),
- parameters : ''
- });
-
- if(this.options.CausesValidation && typeof(Prado.Validation) != "undefined")
- {
- var form = this.options.Form || Prado.Validation.getForm();
- if(Prado.Validation.validate(form,this.options.ValidationGroup,this) == false)
- return false;
- }
-
- if(this.options.onPreDispatch)
- this.options.onPreDispatch(this,null);
-
- if(!this.Enabled)
- return;
-
- if(this.options.HasPriority)
- {
- return Prado.CallbackRequest.enqueue(this);
- //return Prado.CallbackRequest.dispatchPriorityRequest(this);
- }
- else
- return Prado.CallbackRequest.dispatchNormalRequest(this);
- },
-
- abort : function()
- {
- return Prado.CallbackRequest.abortRequest(this.id);
- },
-
- /**
- * 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.
- */
- _getPostData : function()
- {
- var data = {};
- var callback = Prado.CallbackRequest;
- if(this.options.PostInputs != false)
- {
- callback.PostDataLoaders.each(function(name)
- {
- $A(document.getElementsByName(name)).each(function(element)
- {
- //IE will try to get elements with ID == name as well.
- if(element.type && element.name == name)
- {
- value = $F(element);
- if(typeof(value) != "undefined" && value != null)
- data[name] = value;
- }
- })
- })
- }
- if(typeof(this.options.params) != "undefined")
- data[callback.FIELD_CALLBACK_PARAMETER] = callback.encode(this.options.params);
- var pageState = $F(callback.FIELD_CALLBACK_PAGESTATE);
- if(typeof(pageState) != "undefined")
- data[callback.FIELD_CALLBACK_PAGESTATE] = pageState;
- data[callback.FIELD_CALLBACK_TARGET] = this.id;
- if(this.options.EventTarget)
- data[callback.FIELD_POSTBACK_TARGET] = this.options.EventTarget;
- if(this.options.EventParameter)
- data[callback.FIELD_POSTBACK_PARAMETER] = this.options.EventParameter;
- return $H(data).toQueryString();
- }
-}
-
-/**
- * Create a new callback request using default settings.
- * @param string callback handler unique ID.
- * @param mixed parameter to pass to callback handler on the server side.
- * @param function client side onSuccess event handler.
- * @param object additional request options.
- * @return boolean always false.
- */
-Prado.Callback = function(UniqueID, parameter, onSuccess, options)
-{
- var callback =
- {
- 'params' : parameter || '',
- 'onSuccess' : onSuccess || Prototype.emptyFunction
- };
-
- Object.extend(callback, options || {});
-
- request = new Prado.CallbackRequest(UniqueID, callback);
- request.dispatch();
- return false;
-}