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<template>
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<div
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style="position: relative"
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>
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<div class="verify-img-out">
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<div
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class="verify-img-panel"
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:style="{'width': setSize.imgWidth,
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'height': setSize.imgHeight,
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'background-size' : setSize.imgWidth + ' '+ setSize.imgHeight,
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'margin-bottom': vSpace + 'px'}"
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>
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<div v-show="showRefresh" class="verify-refresh" style="z-index:3" @click="refresh">
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<i class="iconfont icon-refresh" />
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</div>
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<img
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ref="canvas"
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:src="pointBackImgBase?('data:image/png;base64,'+pointBackImgBase):defaultImg"
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alt=""
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style="width:100%;height:100%;display:block"
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@click="bindingClick?canvasClick($event):undefined"
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>
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<div
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v-for="(tempPoint, index) in tempPoints"
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:key="index"
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class="point-area"
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:style="{
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'background-color':'#1abd6c',
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color:'#fff',
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'z-index':9999,
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width:'20px',
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height:'20px',
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'text-align':'center',
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'line-height':'20px',
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'border-radius': '50%',
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position:'absolute',
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top:parseInt(tempPoint.y-10) + 'px',
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left:parseInt(tempPoint.x-10) + 'px'
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}"
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>
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{{ index + 1 }}
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</div>
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</div>
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</div>
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<!-- 'height': this.barSize.height, -->
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<div
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class="verify-bar-area"
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:style="{'width': setSize.imgWidth,
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'color': this.barAreaColor,
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'border-color': this.barAreaBorderColor,
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'line-height':this.barSize.height}"
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>
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<span class="verify-msg">{{ text }}</span>
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</div>
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</div>
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</template>
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<script type="text/babel">
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/**
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* VerifyPoints
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* @description 点选
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* */
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import { resetSize, _code_chars, _code_color1, _code_color2 } from './../utils/util'
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import { aesEncrypt } from './../utils/ase'
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import { reqGet, reqCheck } from './../api/index'
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export default {
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name: 'VerifyPoints',
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props: {
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// 弹出式pop，固定fixed
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mode: {
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type: String,
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default: 'fixed'
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},
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captchaType: {
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type: String,
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},
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// 间隔
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vSpace: {
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type: Number,
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default: 5
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},
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imgSize: {
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type: Object,
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default() {
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return {
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width: '310px',
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height: '155px'
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}
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}
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},
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barSize: {
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type: Object,
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default() {
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return {
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width: '310px',
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height: '40px'
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}
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}
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},
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defaultImg: {
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type: String,
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default: ''
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}
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},
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data() {
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return {
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secretKey: '', // 后端返回的ase加密秘钥
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checkNum: 3, // 默认需要点击的字数
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fontPos: [], // 选中的坐标信息
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checkPosArr: [], // 用户点击的坐标
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num: 1, // 点击的记数
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pointBackImgBase: '', // 后端获取到的背景图片
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poinTextList: [], // 后端返回的点击字体顺序
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backToken: '', // 后端返回的token值
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setSize: {
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imgHeight: 0,
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imgWidth: 0,
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barHeight: 0,
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barWidth: 0
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},
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tempPoints: [],
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text: '',
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barAreaColor: undefined,
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barAreaBorderColor: undefined,
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showRefresh: true,
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bindingClick: true
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}
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},
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computed: {
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resetSize() {
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return resetSize
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}
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},
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watch: {
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// type变化则全面刷新
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type: {
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immediate: true,
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handler() {
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this.init()
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}
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}
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},
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mounted() {
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// 禁止拖拽
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this.$el.onselectstart = function() {
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return false
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}
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},
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methods: {
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init() {
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// 加载页面
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this.fontPos.splice(0, this.fontPos.length)
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this.checkPosArr.splice(0, this.checkPosArr.length)
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this.num = 1
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this.getPictrue()
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this.$nextTick(() => {
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this.setSize = this.resetSize(this) // 重新设置宽度高度
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this.$parent.$emit('ready', this)
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})
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},
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canvasClick(e) {
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this.checkPosArr.push(this.getMousePos(this.$refs.canvas, e))
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if (this.num == this.checkNum) {
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this.num = this.createPoint(this.getMousePos(this.$refs.canvas, e))
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// 按比例转换坐标值
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this.checkPosArr = this.pointTransfrom(this.checkPosArr, this.setSize)
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// 等创建坐标执行完
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setTimeout(() => {
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// var flag = this.comparePos(this.fontPos, this.checkPosArr);
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// 发送后端请求
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var captchaVerification = this.secretKey ? aesEncrypt(this.backToken + '---' + JSON.stringify(this.checkPosArr), this.secretKey) : this.backToken + '---' + JSON.stringify(this.checkPosArr)
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const data = {
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captchaType: this.captchaType,
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'pointJson': this.secretKey ? aesEncrypt(JSON.stringify(this.checkPosArr), this.secretKey) : JSON.stringify(this.checkPosArr),
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'token': this.backToken
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}
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reqCheck(data).then(res => {
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if (res.repCode == '0000') {
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this.barAreaColor = '#4cae4c'
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this.barAreaBorderColor = '#5cb85c'
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this.text = '验证成功'
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this.bindingClick = false
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if (this.mode == 'pop') {
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setTimeout(() => {
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this.$parent.clickShow = false
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this.refresh()
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}, 1500)
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}
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this.$parent.$emit('success', { captchaVerification })
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} else {
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this.$parent.$emit('error', this)
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this.barAreaColor = '#d9534f'
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this.barAreaBorderColor = '#d9534f'
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this.text = '验证失败'
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setTimeout(() => {
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this.refresh()
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}, 700)
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}
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})
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}, 400)
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}
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if (this.num < this.checkNum) {
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this.num = this.createPoint(this.getMousePos(this.$refs.canvas, e))
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}
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},
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// 获取坐标
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getMousePos: function(obj, e) {
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var x = e.offsetX
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var y = e.offsetY
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return { x, y }
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},
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// 创建坐标点
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createPoint: function(pos) {
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this.tempPoints.push(Object.assign({}, pos))
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return ++this.num
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},
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refresh: function() {
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this.tempPoints.splice(0, this.tempPoints.length)
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this.barAreaColor = '#000'
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this.barAreaBorderColor = '#ddd'
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this.bindingClick = true
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this.fontPos.splice(0, this.fontPos.length)
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this.checkPosArr.splice(0, this.checkPosArr.length)
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this.num = 1
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this.getPictrue()
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this.text = '验证失败'
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this.showRefresh = true
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},
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// 请求背景图片和验证图片
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getPictrue() {
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const data = {
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captchaType: this.captchaType,
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clientUid: localStorage.getItem('point'),
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ts: Date.now(), // 现在的时间戳
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}
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reqGet(data).then(res => {
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if (res.repCode == '0000') {
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this.pointBackImgBase = res.repData.originalImageBase64
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this.backToken = res.repData.token
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this.secretKey = res.repData.secretKey
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this.poinTextList = res.repData.wordList
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this.text = '请依次点击【' + this.poinTextList.join(',') + '】'
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} else {
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this.text = res.repMsg
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}
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// 判断接口请求次数是否失效
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if (res.repCode == '6201') {
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this.pointBackImgBase = null
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}
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})
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},
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// 坐标转换函数
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pointTransfrom(pointArr, imgSize) {
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var newPointArr = pointArr.map(p => {
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const x = Math.round(310 * p.x / parseInt(imgSize.imgWidth))
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const y = Math.round(155 * p.y / parseInt(imgSize.imgHeight))
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return { x, y }
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})
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// console.log(newPointArr,"newPointArr");
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return newPointArr
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}
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},
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}
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</script>
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