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Merge pull request BaiduFE#269 from aJean/dev
添加baidu.form以及两个方法
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‎src/baidu/form.js

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/*
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* Tangram
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* Copyright 2009 Baidu Inc. All rights reserved.
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*
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* path: baidu/fn.js
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* author: qiaoyue
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* version: 1.0.0
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* date: 2011/12/23
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*/
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///import baidu;
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/**
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* 对form的操作，解决表单数据问题
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* @namespace baidu.form
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*/
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baidu.form = baidu.form || {};

‎src/baidu/form/json.js

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/*
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* Tangram
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* Copyright 2009 Baidu Inc. All rights reserved.
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*
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* path: baidu/form/json.js
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* author: qiaoyue
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* version: 1.1.0
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* date: 2011/12/23
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*/
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///import baidu.form;
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///import baidu.url.escapeSymbol;
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/**
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* josn化表单数据
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* @name baidu.form.json
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* @function
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* @grammar baidu.form.json(form[, replacer])
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* @param {HTMLFormElement} form 需要提交的表单元素
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* @param {Function} replacer 对参数值特殊处理的函数,replacer(string value, string key)
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* @returns {data} 表单数据js对象
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*/
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baidu.form.json = function (form, replacer) {
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var elements = form.elements,
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replacer = replacer || function (value, name) {
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return value;
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},
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data = {},
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item, itemType, itemName, itemValue,
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opts, oi, oLen, oItem;
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/**
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* 向缓冲区添加参数数据
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* @private
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*/
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function addData(name, value) {
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var val = data[name];
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if(val){
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val.push || ( data[name] = [val] );
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data[name].push(value);
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}else{
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data[name] = value;
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}
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}
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for (var i = 0, len = elements.length; i < len; i++) {
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item = elements[i];
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itemName = item.name;
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// 处理：可用并包含表单name的表单项
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if (!item.disabled && itemName) {
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itemType = item.type;
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itemValue = baidu.url.escapeSymbol(item.value);
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switch (itemType) {
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// radio和checkbox被选中时，拼装queryString数据
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case 'radio':
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case 'checkbox':
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if (!item.checked) {
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break;
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}
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// 默认类型，拼装queryString数据
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case 'textarea':
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case 'text':
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case 'password':
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case 'hidden':
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case 'file':
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case 'select-one':
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addData(itemName, replacer(itemValue, itemName));
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break;
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// 多行选中select，拼装所有选中的数据
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case 'select-multiple':
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opts = item.options;
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oLen = opts.length;
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for (oi = 0; oi < oLen; oi++) {
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oItem = opts[oi];
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if (oItem.selected) {
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addData(itemName, replacer(oItem.value, itemName));
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}
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}
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break;
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}
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}
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}
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return data;
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};

‎src/baidu/form/serialize.js

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/*
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* Tangram
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* Copyright 2009 Baidu Inc. All rights reserved.
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*
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* path: baidu/form/serialize.js
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* author: qiaoyue
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* version: 1.1.0
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* date: 2011/12/23
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*/
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///import baidu.form;
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///import baidu.url.escapeSymbol;
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/**
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* 序列化表单数据
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* @name baidu.form.serialize
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* @function
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* @grammar baidu.form.serialize(form[, replacer])
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* @param {HTMLFormElement} form 需要提交的表单元素
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* @param {Function} replacer 对参数值特殊处理的函数,replacer(string value, string key)
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* @returns {data} 表单数据数组
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*/
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baidu.form.serialize = function (form, replacer) {
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var elements = form.elements,
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replacer = replacer || function (value, name) {
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return value;
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},
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data = [],
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item, itemType, itemName, itemValue,
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opts, oi, oLen, oItem;
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/**
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* 向缓冲区添加参数数据
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* @private
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*/
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function addData(name, value) {
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data.push(name + '=' + value);
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}
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for (var i = 0, len = elements.length; i < len; i++) {
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item = elements[i];
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itemName = item.name;
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// 处理：可用并包含表单name的表单项
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if (!item.disabled && itemName) {
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itemType = item.type;
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itemValue = baidu.url.escapeSymbol(item.value);
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switch (itemType) {
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// radio和checkbox被选中时，拼装queryString数据
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case 'radio':
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case 'checkbox':
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if (!item.checked) {
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break;
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}
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// 默认类型，拼装queryString数据
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case 'textarea':
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case 'text':
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case 'password':
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case 'hidden':
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case 'file':
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case 'select-one':
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addData(itemName, replacer(itemValue, itemName));
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break;
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// 多行选中select，拼装所有选中的数据
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case 'select-multiple':
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opts = item.options;
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oLen = opts.length;
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for (oi = 0; oi < oLen; oi++) {
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oItem = opts[oi];
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if (oItem.selected) {
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addData(itemName, replacer(oItem.value, itemName));
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}
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}
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break;
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}
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}
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}
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return data;
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};

‎test/baidu/form/json.js

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module('baidu.form.json');
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function createForm() {
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var div, form, text1, text2, hid, cb1, cb2, rb1, rb2, pass, textArea, sel, selmul, button;
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div = document.createElement('div');
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div.id = 'test_div';
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form = document.createElement('form');
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form.id = 'test_form';
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text1 = document.createElement('input');
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text2 = document.createElement('input');
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hid = document.createElement('input');
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rb1 = document.createElement('input');
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rb2 = document.createElement('input');
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cb1 = document.createElement('input');
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cb2 = document.createElement('input');
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pass = document.createElement('input');
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textArea = document.createElement('textarea');
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sel = document.createElement('select');
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selmul = document.createElement('select');
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button = document.createElement('button');
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div.appendChild(form);
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document.body.appendChild(div);
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text1.type = "text";
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text1.disabled = "disabled";
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text1.value = "disable";
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text2.type = "text";
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text2.value = "param&1";
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text2.name = "param1";
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hid.type = "hidden";
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hid.name = "param2";
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hid.value = "param2";
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form.appendChild(text1);
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form.appendChild(text2);
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form.appendChild(hid);
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rb1.type = "radio";
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rb1.value = "rb1";
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rb1.name = "rb";
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rb2.type = "radio";
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rb2.value = "rb2";
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rb2.name = "rb";
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cb1.name = "cb";
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cb1.type = "checkbox";
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cb1.value = "cb1";
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cb2.name = "cb";
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cb2.type = "checkbox";
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cb2.value = "cb2";
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form.appendChild(cb1);
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form.appendChild(cb2);
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form.appendChild(rb1);
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form.appendChild(rb2);
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rb2.checked = true;
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cb1.checked = true;
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pass.type = "password";
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pass.value = "pwd";
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pass.name = "pwd";
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textArea.name = "ta";
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textArea.value = "textarea";
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sel.name = "sel";
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sel.options[sel.options.length] = new Option('1', '1');
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sel.options[sel.options.length] = new Option('2', '2');
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sel.options[sel.options.length] = new Option('3', '3');
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sel.options[2].selected = "selected";
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selmul.name = "selmul";
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selmul.multiple = "multiple";
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if(selmul.type != 'select-multiple'){
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selmul = document.createElement('<select name="selmul" multiple="true"></select>');
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}
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selmul.options[selmul.options.length] = new Option('1', '1');
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selmul.options[selmul.options.length] = new Option('2', '2');
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selmul.options[selmul.options.length] = new Option('3', '3');
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selmul.options[selmul.options.length] = new Option('4', '4');
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selmul.options[0].selected = "selected";
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selmul.options[1].selected = "selected";
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selmul.options[2].selected = "selected";
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button.id = "sub";
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button.value = "提交";
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form.appendChild(pass);
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form.appendChild(textArea);
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form.appendChild(sel);
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form.appendChild(selmul);
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form.appendChild(button);
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return form;
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}
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test("传入form，返回结果", function() {
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var f = createForm();
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baidu.form.json(f);
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});

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