Files
spring-webflow/spring-js-resources/src/main/resources/META-INF/web-resources/spring/Spring-Dojo.js

453 lines
14 KiB
JavaScript

/*
* Copyright 2004-2008 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
dojo.declare("Spring.DefaultEquals", null, {
equals : function(/*Object*/other){
if (other.declaredClass && other.declaredClass == this.declaredClass) {
return true;
}else{
return false;
}
}
});
dojo.declare("Spring.ElementDecoration", [Spring.AbstractElementDecoration, Spring.DefaultEquals], {
constructor : function(config) {
this.widgetAttrs = {};
this.copyFields = new Array('name', 'value', 'type', 'checked', 'selected', 'readOnly', 'disabled', 'alt', 'maxLength', 'class', 'title');
dojo.mixin(this, config);
this.element = dojo.byId(this.elementId);
this.elementId = dojo.isString(this.elementId) ? this.elementId : this.elementId.id;
if(this.widgetModule == "") {
this.widgetModule = this.widgetType;
}
},
apply : function(){
if (dijit.byId(this.elementId)) {
dijit.byId(this.elementId).destroyRecursive(false);
}
if (!this.element) {
console.error("Could not apply " + this.widgetType + " decoration. Element with id '" + this.elementId + "' not found in the DOM.");
}
else {
/*
* dijit.form.DateTextBox uses locale information when displaying a date and a
* fixed date format when parsing or serializing date values coming from the
* server-side. There is no way configure it to use a single date pattern,
* which is the reason for the code below.
*/
var datePattern = this.widgetAttrs['datePattern'];
if (datePattern && this.widgetType == 'dijit.form.DateTextBox') {
if (!this.widgetAttrs['value']) {
// Help dijit.form.DateTextBox parse the server side date value.
this.widgetAttrs['value'] = dojo.date.locale.parse(this.element.value, {selector : "date", datePattern : datePattern});
}
if (!this.widgetAttrs['serialize']) {
// Help dijit.form.DateTextBox format the date to send to the server side.
this.widgetAttrs['serialize'] = function(d, options){
return dojo.date.locale.format(d, {selector : "date", datePattern : datePattern});
}
}
// Add a constraint that specifies the date pattern to use when displaying a date
// but don't interfere with any constraints that may have been specified.
if (!this.widgetAttrs['constraints']) {
this.widgetAttrs['constraints'] = {};
}
if (!this.widgetAttrs['constraints'].datePattern) {
this.widgetAttrs['constraints'].datePattern = datePattern;
}
}
for (var copyField in this.copyFields) {
copyField = this.copyFields[copyField];
if (!this.widgetAttrs[copyField] && this.element[copyField] &&
(typeof this.element[copyField] != 'number' ||
(typeof this.element[copyField] == 'number' && this.element[copyField] >= 0))) {
this.widgetAttrs[copyField] = this.element[copyField];
}
}
if(this.element['style'] && this.element['style'].cssText){
this.widgetAttrs['style'] = this.element['style'].cssText;
}
dojo.require(this.widgetModule);
var widgetConstructor = dojo.eval(this.widgetType);
this.widget = new widgetConstructor(this.widgetAttrs, this.element);
this.widget.startup();
}
//return this to support method chaining
return this;
},
validate : function(){
if (!this.widget.isValid) {
// some widgets cannot be validated
return true;
}
var isValid = this.widget.isValid(false);
if (!isValid) {
this.widget.state = "Error";
this.widget._setStateClass();
}
return isValid;
}
});
dojo.declare("Spring.ValidateAllDecoration", [Spring.AbstractValidateAllDecoration, Spring.DefaultEquals], {
constructor : function(config) {
this.originalHandler = null;
this.connection = null;
dojo.mixin(this, config);
},
apply : function() {
var element = dojo.byId(this.elementId);
if (!element) {
console.error("Could not apply ValidateAll decoration. Element with id '" + this.elementId + "' not found in the DOM.");
} else {
this.originalHandler = element[this.event];
var context = this;
element[this.event] = function(event){
context.handleEvent(event, context);
};
}
return this;
},
cleanup : function(){
dojo.disconnect(this.connection);
},
handleEvent : function(event, context){
if (!Spring.validateAll()) {
dojo.publish(this.elementId+"/validation", [false]);
dojo.stopEvent(event);
} else {
dojo.publish(this.elementId+"/validation", [true]);
if(dojo.isFunction(context.originalHandler)) {
var result = context.originalHandler(event);
if (result == false) {
dojo.stopEvent(event);
}
}
}
}
});
dojo.declare("Spring.AjaxEventDecoration", [Spring.AbstractAjaxEventDecoration, Spring.DefaultEquals], {
constructor : function(config){
this.validationSubscription = null;
this.connection = null;
this.allowed = true;
dojo.mixin(this, config);
},
apply : function() {
var element = dijit.byId(this.elementId) ? dijit.byId(this.elementId) : dojo.byId(this.elementId);
if (!element) {
console.error("Could not apply AjaxEvent decoration. Element with id '" + this.elementId + "' not found in the DOM.");
} else {
this.validationSubscription = dojo.subscribe(this.elementId+"/validation", this, "_handleValidation");
this.connection = dojo.connect(element, this.event, this, "submit");
}
return this;
},
cleanup : function(){
dojo.unsubscribe(this.validationSubscription);
dojo.disconnect(this.connection);
},
submit : function(event){
if (this.sourceId == ""){
this.sourceId = this.elementId;
}
if(this.formId == ""){
Spring.remoting.getLinkedResource(this.sourceId, this.params, this.popup);
} else {
if (this.allowed){
Spring.remoting.submitForm(this.sourceId, this.formId, this.params);
}
}
dojo.stopEvent(event);
},
_handleValidation : function(success){
if (!success) {
this.allowed=false;
} else {
this.allowed=true;
}
}
});
dojo.declare("Spring.RemotingHandler", Spring.AbstractRemotingHandler, {
constructor : function(){},
submitForm : function(/*String */ sourceId, /*String*/formId, /*Object*/ params) {
var content = new Object();
for (var key in params) {
content[key] = params[key];
}
var sourceComponent = dojo.byId(sourceId);
if (sourceComponent != null){
if(sourceComponent.value != undefined && sourceComponent.type && ("button,submit,reset").indexOf(sourceComponent.type) < 0) {
content[sourceId] = sourceComponent.value;
}
else if(sourceComponent.name != undefined) {
content[sourceComponent.name] = sourceComponent.name;
} else {
content[sourceId] = sourceId;
}
}
if (!content['ajaxSource']) {
content['ajaxSource'] = sourceId;
}
var formNode = dojo.byId(formId);
var formMethod = dojo.string.trim(formNode.method);
formMethod = formMethod.length > 0 ? formMethod.toUpperCase() : "GET";
dojo.xhr(formMethod, {
content: content,
form: formId,
handleAs: "text",
headers: {"Accept" : "text/html;type=ajax"},
// The LOAD function will be called on a successful response.
load: this.handleResponse,
// The ERROR function will be called in an error case.
error: this.handleError
}, formMethod == "POST" ? true : false);
},
getLinkedResource: function(/*String */ linkId, /*Object*/params, /*boolean*/ modal) {
this.getResource(dojo.byId(linkId).href, params, modal);
},
getResource: function(/*String */ resourceUri, /*Object*/params, /*boolean*/ modal) {
dojo.xhrGet({
url: resourceUri,
content: params,
handleAs: "text",
headers: {"Accept" : "text/html;type=ajax"},
load: this.handleResponse,
error: this.handleError,
modal: modal
});
},
handleResponse: function(response, ioArgs) {
//First check if this response should redirect
var redirectURL = ioArgs.xhr.getResponseHeader('Spring-Redirect-URL');
var modalViewHeader = ioArgs.xhr.getResponseHeader('Spring-Modal-View');
var modalView = ((dojo.isString(modalViewHeader) && modalViewHeader.length > 0) || ioArgs.args.modal);
if (dojo.isString(redirectURL) && redirectURL.length > 0) {
if (modalView) {
//render a popup with the new URL
Spring.remoting._renderURLToModalDialog(redirectURL);
return response;
}
else {
if (redirectURL.indexOf("/") >= 0) {
window.location = window.location.protocol + "//" + window.location.host + redirectURL;
} else {
var location = window.location.protocol + "//" + window.location.host + window.location.pathname;
var appendIndex = location.lastIndexOf("/");
location = location.substr(0,appendIndex+1) + redirectURL;
if (location == window.location) {
Spring.remoting.getResource(location, ioArgs.args.content, false);
}
else {
window.location = location;
}
}
return response;
}
} else if ((dojo.string.trim(response).length == 0) && (ioArgs.xhr.status != 204) && (ioArgs.xhr.status != 205)) {
if (Spring.debug) {
Spring.remoting.showError('Received empty response with no Spring redirect headers. If this is intentional set the response status code to 204 or 205.');
}
}
//Extract and store all <script> elements from the response
var scriptPattern = '(?:<script(.|[\n|\r])*?>)((\n|\r|.)*?)(?:<\/script>)';
var extractedScriptNodes = [];
var matchAll = new RegExp(scriptPattern, 'img');
var matchOne = new RegExp(scriptPattern, 'im');
var scriptNodes = response.match(matchAll);
if (scriptNodes != null)
{
for (var i=0; i<scriptNodes.length; i++)
{
var script = (scriptNodes[i].match(matchOne) || ['','',''])[2];
script = script.replace(/<!--/mg,'').replace(/\/\/-->/mg,'').replace(/<!\[CDATA\[(\/\/>)*/mg,'').replace(/(<!)*\]\]>/mg,'');
extractedScriptNodes.push(script);
}
}
// Remove scripts but don't remove scripts entirely (see SWF-1358)
response = response.replace(matchAll, '<script> // Original script removed to avoid re-execution </script>');
if (modalView) {
//For a modal view, just dump the response into a modal dialog
Spring.remoting._renderResponseToModalDialog(response);
} else {
//Extract the new DOM nodes from the response
var tempSpan = dojo.doc.createElement("span");
tempSpan.id="ajaxResponse";
tempSpan.style.display= "none";
document.body.appendChild(tempSpan);
tempSpan.innerHTML=response;
var tempContainer = new dojo.NodeList(tempSpan);
var newNodes = tempContainer.query(">").orphan();
tempContainer.orphan();
//Insert the new DOM nodes and update the Form's action URL
newNodes.forEach(function(item){
if (item.id != null && item.id != "") {
var target = dijit.byId(item.id) ? dijit.byId(item.id).domNode : dojo.byId(item.id);
if (!target) {
console.error("An existing DOM elment with id '" + item.id + "' could not be found for replacement.");
} else {
target.parentNode.replaceChild(item, target);
}
}
});
}
//Evaluate any script code
dojo.forEach(extractedScriptNodes, function(script){
dojo.eval(script);
});
return response;
},
handleError: function(response, ioArgs) {
dojo.require("dijit.Dialog");
console.error("HTTP status code: ", ioArgs.xhr.status);
if (Spring.debug && ioArgs.xhr.status != 200) {
var dialog = new dijit.Dialog({ title: 'Ajax Request Error' });
dojo.connect(dialog, "hide", dialog, function(){
this.destroyRecursive(false);
});
dialog.domNode.style.overflow = "auto";
dialog.setContent(ioArgs.xhr.responseText);
dialog.show();
}
return response;
},
showError: function(message) {
dojo.require("dijit.Dialog");
var dialog = new dijit.Dialog({ title: 'Error Message' });
dojo.connect(dialog, "hide", dialog, function(){
this.destroyRecursive(false);
});
dialog.domNode.style.width = "500px";
dialog.setContent(message);
dialog.show();
},
_renderURLToModalDialog: function(url) {
Spring.remoting.getResource(url, {}, true);
},
_renderResponseToModalDialog: function(response) {
dojo.require("dijit.Dialog");
var dialog = new dijit.Dialog({});
dialog.setContent(response);
dojo.connect(dialog, "hide", dialog, function(){
this.destroyRecursive(false);
});
dialog.show();
}
});
dojo.declare("Spring.CommandLinkDecoration", [Spring.AbstractCommandLinkDecoration, Spring.DefaultEquals], {
constructor : function(config){
dojo.mixin(this, config);
},
apply : function(){
var advisedNode = dojo.byId(this.elementId);
if (!dojo.hasClass(advisedNode, "progressiveLink")) {
//Node must be replaced
var nodeToReplace = new dojo.NodeList(advisedNode);
nodeToReplace.addContent(this.linkHtml, "after").orphan("*");
//Get the new node
advisedNode = dojo.byId(this.elementId);
}
advisedNode.submitFormFromLink = this.submitFormFromLink;
//return this to support method chaining
return this;
},
submitFormFromLink : function(/*String*/ formId, /*String*/ sourceId, /*Array of name,value params*/ params){
var addedNodes = [];
var formNode = dojo.byId(formId);
var linkNode = document.createElement("input");
linkNode.name = sourceId;
linkNode.value = "submitted";
addedNodes.push(linkNode);
dojo.forEach(params, function(param){
var paramNode = document.createElement("input");
paramNode.name=param.name;
paramNode.value=param.value;
addedNodes.push(paramNode);
});
dojo.forEach(addedNodes, function(nodeToAdd){
dojo.addClass(nodeToAdd, "SpringLinkInput");
dojo.place(nodeToAdd, formNode, "last");
});
if ((formNode.onsubmit ? !formNode.onsubmit() : false) || !formNode.submit()) {
dojo.forEach(addedNodes, function(hiddenNode){
hiddenNode.parentNode.removeChild(hiddenNode);
});
}
}
});
dojo.addOnLoad(Spring.initialize);