| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| var StrutsUtils = {}; |
| |
| // gets an object with validation errors from string returned by |
| // the ajaxValidation interceptor |
| StrutsUtils.getValidationErrors = function(data) { |
| if (typeof data === "object") { |
| return data; |
| } |
| else { |
| if (data.indexOf("/* {") === 0) { |
| return JSON.parse( data.substring(2, data.length - 2) + " )"); |
| } else { |
| return null; |
| } |
| } |
| }; |
| |
| StrutsUtils.clearValidationErrors = function(form) { |
| var firstNode = StrutsUtils.firstElement(form); |
| var xhtml = firstNode.tagName.toLowerCase() === "table"; |
| |
| if(xhtml) { |
| clearErrorMessagesXHTML(form); |
| clearErrorLabelsXHTML(form); |
| } else { |
| clearErrorMessagesCSS(form); |
| clearErrorLabelsCSS(form); |
| } |
| |
| //clear previous global error messages |
| if(StrutsUtils.errorLists[form] && StrutsUtils.errorLists[form] !== null) { |
| form.parentNode.removeChild(StrutsUtils.errorLists[form]); |
| StrutsUtils.errorLists[form] = null; |
| } |
| |
| }; |
| |
| StrutsUtils.errorLists = []; |
| |
| // shows validation errors using functions from xhtml/validation.js |
| // or css_xhtml/validation.js |
| StrutsUtils.showValidationErrors = function(form, errors) { |
| StrutsUtils.clearValidationErrors(form, errors); |
| |
| if (errors.errors) { |
| var l, errorList = document.createElement("ul"); |
| |
| errorList.setAttribute("class", "errorMessage"); |
| errorList.setAttribute("className", "errorMessage"); // ie hack cause ie does not support setAttribute |
| |
| for ( l = 0; l < errors.errors.length; l++) { |
| var item = document.createElement("li"); |
| var itemText = document.createTextNode(errors.errors[l]); |
| item.appendChild(itemText); |
| |
| errorList.appendChild(item); |
| } |
| |
| form.parentNode.insertBefore(errorList, form); |
| StrutsUtils.errorLists[form] = errorList; |
| } |
| |
| var i, fieldName, firstNode = StrutsUtils.firstElement(form); |
| var xhtml = firstNode.tagName.toLowerCase() === "table"; |
| if(errors.fieldErrors) { |
| for(fieldName in errors.fieldErrors) { |
| if(errors.fieldErrors.hasOwnProperty(fieldName)) { |
| for(i = 0; i < errors.fieldErrors[fieldName].length; i++) { |
| if(xhtml) { |
| addErrorXHTML(form.elements[fieldName], errors.fieldErrors[fieldName][i]); |
| } else { |
| addErrorCSS(form.elements[fieldName], errors.fieldErrors[fieldName][i]); |
| } |
| } |
| } |
| } |
| } |
| }; |
| |
| StrutsUtils.firstElement = function(parentNode, tagName) { |
| var node = parentNode.firstChild; |
| while(node && node.nodeType !== 1){ |
| node = node.nextSibling; |
| } |
| if(tagName && node && node.tagName && node.tagName.toLowerCase() !== tagName.toLowerCase()) { |
| node = StrutsUtils.nextElement(node, tagName); |
| } |
| return node; |
| }; |
| |
| StrutsUtils.nextElement = function(node, tagName) { |
| if(!node) { return null; } |
| do { |
| node = node.nextSibling; |
| } while(node && node.nodeType !== 1); |
| |
| if(node && tagName && tagName.toLowerCase() !== node.tagName.toLowerCase()) { |
| return StrutsUtils.nextElement(node, tagName); |
| } |
| return node; |
| }; |
| |
| StrutsUtils.previousElement = function(node, tagName) { |
| if(!node) { return null; } |
| if(tagName) { tagName = tagName.toLowerCase(); } |
| do { |
| node = node.previousSibling; |
| } while(node && node.nodeType !== 1); |
| |
| if(node && tagName && tagName.toLowerCase() !== node.tagName.toLowerCase()) { |
| return StrutsUtils.previousElement(node, tagName); |
| } |
| return node; |
| }; |
| |
| StrutsUtils.addOnLoad = function(func) { |
| var oldonload = window.onload; |
| if (typeof window.onload !== 'function') { |
| window.onload = func; |
| } else { |
| window.onload = function() { |
| oldonload(); |
| func(); |
| }; |
| } |
| }; |
| |
| StrutsUtils.addEventListener = function(element, name, observer, capture) { |
| if (element.addEventListener) { |
| element.addEventListener(name, observer, false); |
| } else if (element.attachEvent) { |
| element.attachEvent('on' + name, observer); |
| } |
| }; |