【ife】任务三十二：表单（四）实现表单自动生成工厂

var nameObj = {    label: '名称',    type: 'text',     rules: '必填，长度为4-16个字符',      success: '格式正确',    fail1: '名称不能为空',    fail2: '字符数为4~16位',    producer: function() {        var labelText = document.createTextNode(this.label);        var label = document.createElement("label");        label.appendChild(labelText);        document.getElementsByTagName("body")[0].appendChild(label);        var input = document.createElement("input");        input.setAttribute("type", this.type);        document.getElementsByTagName("body")[0].appendChild(input);        var div = document.createElement("div");        document.getElementsByTagName("body")[0].appendChild(div);    },    validator: function() {    var that = this;var inputs = document.getElementsByTagName("input");var divs = document.getElementsByTagName("div");    inputs[0].onfocus = function() {divs[0].innerHTML = that.rules;}inputs[0].onblur = function() {var len = getLength(inputs[0].value);if (len == 0) {divs[0].innerHTML = that.fail1;description(inputs[0], false);} else if (len < 4 || len > 16) {divs[0].innerHTML = that.fail2;description(inputs[0], false); } else {divs[0].innerHTML = that.success;description(inputs[0], true); }}    }};var passwordObj = {label: '密码',    type: 'password',     rules: '必填，长度为6-16位',      success: '密码可用',    fail1: '密码不能为空',    fail2: '密码长度为6~16位',    producer: function() {        var labelText = document.createTextNode(this.label);        var label = document.createElement("label");        label.appendChild(labelText);        document.getElementsByTagName("body")[0].appendChild(label);        var input = document.createElement("input");        input.setAttribute("type", this.type);        document.getElementsByTagName("body")[0].appendChild(input);        var div = document.createElement("div");        document.getElementsByTagName("body")[0].appendChild(div);    },    validator: function() {    var that = this;var inputs = document.getElementsByTagName("input");var divs = document.getElementsByTagName("div");    inputs[1].onfocus = function() {divs[1].innerHTML = that.rules;}inputs[1].onblur = function() {var len = inputs[1].value.length;if (len == 0) {divs[1].innerHTML = that.fail1;description(inputs[1], false); } else if (len < 6 || len > 16) {divs[1].innerHTML = that.fail2;description(inputs[1], false); } else {divs[1].innerHTML = that.success;description(inputs[1], true); }}    }}var confrmPasswordObj = {label: '确认密码',    type: 'password',     rules: '再次输入相同密码',      success: '密码输入一致',    fail1: '确认密码不能为空',    fail2: '密码输入不一致',    producer: function() {        var labelText = document.createTextNode(this.label);        var label = document.createElement("label");        label.appendChild(labelText);        document.getElementsByTagName("body")[0].appendChild(label);        var input = document.createElement("input");        input.setAttribute("type", this.type);        document.getElementsByTagName("body")[0].appendChild(input);        var div = document.createElement("div");        document.getElementsByTagName("body")[0].appendChild(div);    },    validator: function() {    var that = this;var inputs = document.getElementsByTagName("input");var divs = document.getElementsByTagName("div");    inputs[2].onfocus = function() {divs[2].innerHTML = that.rules;}inputs[2].onblur = function() {var len = inputs[2].value.length;if (len == 0) {divs[2].innerHTML = that.fail1;description(inputs[2], false); }else if (inputs[1].value == inputs[2].value) {divs[2].innerHTML = that.success;description(inputs[2], true); } else {divs[2].innerHTML = that.fail2;description(inputs[2], false); }}    }}var emailObj = {label: '邮箱',    type: 'text',     rules: '请输入邮箱地址',      success: '邮箱格式正确',    fail1: '邮箱不能为空',    fail2: '邮箱格式错误',    producer: function() {        var labelText = document.createTextNode(this.label);        var label = document.createElement("label");        label.appendChild(labelText);        document.getElementsByTagName("body")[0].appendChild(label);        var input = document.createElement("input");        input.setAttribute("type", this.type);        document.getElementsByTagName("body")[0].appendChild(input);        var div = document.createElement("div");        document.getElementsByTagName("body")[0].appendChild(div);    },    validator: function() {    var that = this;var inputs = document.getElementsByTagName("input");var divs = document.getElementsByTagName("div");    inputs[3].onfocus = function() {divs[3].innerHTML = that.rules;}inputs[3].onblur = function() {var reg = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(.[a-zA-Z0-9_-])+/g;if (inputs[3].value.length == 0) {divs[3].innerHTML = that.fail1;description(inputs[3], false); } else if (reg.test(inputs[3].value)) {divs[3].innerHTML = that.success;description(inputs[3], true); } else {divs[3].innerHTML = that.fail2;description(inputs[3], false); }}    }}var phoneObj = {label: '手机',    type: 'text',     rules: '请输入手机号码',      success: '手机格式正确',    fail1: '手机不能为空',    fail2: '手机格式错误',    producer: function() {        var labelText = document.createTextNode(this.label);        var label = document.createElement("label");        label.appendChild(labelText);        document.getElementsByTagName("body")[0].appendChild(label);        var input = document.createElement("input");        input.setAttribute("type", this.type);        document.getElementsByTagName("body")[0].appendChild(input);        var div = document.createElement("div");        document.getElementsByTagName("body")[0].appendChild(div);    },    validator: function() {    var that = this;var inputs = document.getElementsByTagName("input");var divs = document.getElementsByTagName("div");    inputs[4].onfocus = function() {divs[4].innerHTML = that.rules;}inputs[4].onblur = function() {var reg = /^\d{11}$/g;if (inputs[4].value.length == 0) {divs[4].innerHTML = that.fail1;description(inputs[4], false); } else if (reg.test(inputs[4].value)) {divs[4].innerHTML = that.success;description(inputs[4], true); } else {divs[4].innerHTML = that.fail2;description(inputs[4], false); }}    }}function getLength(value) {var len = 0;for (var i = 0; i < value.length; i++) {if (value.charCodeAt(i) > 255) 　　　　　len += 2;　　　else  len++;}return len;}function description(input, flag) {if (flag)input.style.border = '1px solid green';else input.style.border = '1px solid red';}window.onload = function() {var inputs = document.getElementsByTagName("input");var divs = document.getElementsByTagName("div");nameObj.producer();nameObj.validator();passwordObj.producer();passwordObj.validator();confrmPasswordObj.producer();confrmPasswordObj.validator();emailObj.producer();emailObj.validator();phoneObj.producer();phoneObj.validator();var buttonText = document.createTextNode("提交");    var button = document.createElement("button");    button.style.marginLeft = "150px";    button.appendChild(buttonText);    document.getElementsByTagName("body")[0].appendChild(button);document.getElementsByTagName('button')[0].onclick = function() {for (var i = 0; i < inputs.length; i++) {inputs[i].focus();inputs[i].blur();}for (var i = 0; i < divs.length; i++) {if (divs[i].style.borderColor != 'green') {alert('提交失败');return;}}alert('提交成功');}}