微信小程序如何實(shí)現(xiàn)上傳帖子

var graceJS = require('../../utils/grace.js');
import { config } from '../../config.js'
Page({

 /**
 * 頁(yè)面的初始數(shù)據(jù)
 */
 data: {
 imglist: [],
 title:'',
 content:'',

 },

 delImg(e) {
 let index = e.currentTarget.dataset.index;
 let array = [];
 console.log(index);
 for (var i = 0; i < this.data.imglist.length; i++) {
  if (i !== index) {
  array.push(this.data.imglist[i])
  }
 }
 console.log(array);
 this.setData({
  imglist: array,
 })
 },

 upimg() {
 let that = this
 var url = config.api_base_url + "upload_pic"
 wx.chooseImage({
  count: 1,
  sizeType: ['original', 'compressed'],
  sourceType: ['album', 'camera'],
  success(res) {
  const tempFilePaths = res.tempFilePaths;
  wx.showLoading({
   title: '上傳中',
  })
  wx.uploadFile({
   url,
   filePath: tempFilePaths[0],
   name: 'file',
   success(res) {
   console.log(res.data);
   wx.hideLoading()
   if (res.data == '0') {
    graceJS.msg('上傳失敗');
   }else{
    console.log(res.data)
    if (res.data.indexOf("非法圖片")>=0){
    graceJS.msg(res.data);
    } else {
    graceJS.msg("上傳成功");
    var array = that.data.imglist.concat(res.data)
    that.setData({
     imglist: array,
    })
    }
   }
   
   }
  })

  }
 })
 },
 zf_title:function(e){
 this.setData({
  title: e.detail.value
 })
 },
 zf_content: function (e) {
 this.setData({
  content: e.detail.value
 })
 },
 tj_info: function (event){
 var that = this;
 console.log("event", event)
 var title = this.data.title;
 var content = this.data.content;
 console.log(title)
 console.log(content)
 var imglist = that.data.imglist;
 var uid = wx.getStorageSync('user').id
 if (!title && !content) {
  graceJS.msg("請(qǐng)?zhí)顚懲暾?quot;);
 } else {
  //寫入數(shù)據(jù)庫(kù)
  if (uid != undefined) {
  graceJS.post(
   config.api_base_url + 'tiezi_add',
   {title:title, content:content,uid:uid,imglist:imglist}, 
   'json',
   {}, // 此處 {} 代表不設(shè)置 header 數(shù)據(jù)
   function(res){
   if (res.result == 1) {
    graceJS.msg(res.msg);
    setTimeout(()=>{
    graceJS.navigate('../discover/discover','switchTab');
    },2000)
   }else{
    graceJS.msg(res.msg);
   }
   }
  );
  }else{
  graceJS.msg("用戶ID獲取失敗");
  }
  
 }
 },

 /**
 * 生命周期函數(shù)--監(jiān)聽頁(yè)面加載
 */
 onLoad: function (options) {

 },

 /**
 * 生命周期函數(shù)--監(jiān)聽頁(yè)面初次渲染完成
 */
 onReady: function () {

 },

 /**
 * 生命周期函數(shù)--監(jiān)聽頁(yè)面顯示
 */
 onShow: function () {

 },

 /**
 * 生命周期函數(shù)--監(jiān)聽頁(yè)面隱藏
 */
 onHide: function () {

 },

 /**
 * 生命周期函數(shù)--監(jiān)聽頁(yè)面卸載
 */
 onUnload: function () {

 },

 /**
 * 頁(yè)面相關(guān)事件處理函數(shù)--監(jiān)聽用戶下拉動(dòng)作
 */
 onPullDownRefresh: function () {

 },

 /**
 * 頁(yè)面上拉觸底事件的處理函數(shù)
 */
 onReachBottom: function () {

 },

 /**
 * 用戶點(diǎn)擊右上角分享
 */
 onShareAppMessage: function () {

 }
})

<!--pages/publish/publish.wxml-->
<view>
 <form > 
		<view class="publish_a">
			<view class="publish_a1">
				<view class="publish_a1_a">
					<input type="text" name="title" bindinput="zf_title" placeholder="輸入標(biāo)題" />
				</view>
				<view class="publish_a1_b">
					<textarea name="content" bindinput="zf_content" placeholder="輸入內(nèi)容文字"></textarea>
				</view>
				<view class="publish_a1_c">
					<view class="publish_a1_c1" >
						<image src="../../img/127.png" bindtap="upimg"></image>
					</view>
					<view class="publish_a1_c2">
						<view wx:for="{{imglist}}" bindtap="delImg" data-index="{{index}}">
							<image src="{{item}}" ></image>
							<text>X</text>
						</view>
					</view>
				</view>
			</view>
		</view>
 	<view class="publish_b" bind:tap="tj_info">發(fā)布帖子</view>
	</form>
</view>

/* pages/publish/publish.wxss */
page{
	padding-bottom: 120rpx;
}
.publish_a{
	padding: 20rpx;
}
.publish_a1{
	background-color: #f5f2f4;
	padding: 20rpx;
}
.publish_a1_a input{
	width: 100%;
	height: 80rpx;
	line-height: 80rpx;
	font-size: 28rpx;
	font-weight: bold;
}
.publish_a1_b textarea{
	width: 100%;
	font-size: 28rpx;
}
.publish_a1_c1{
	margin-bottom: 20rpx;
}
.publish_a1_c1 image{
	display: block;
	width: 200rpx;
	height: 200rpx;
}
.publish_a1_c2{
	display: flex;
	flex-wrap: wrap;
}
.publish_a1_c2 view{
	position: relative;
	width: 200rpx;
	height: 200rpx;
	margin-right: 20rpx;
	margin-bottom: 20rpx;
}
.publish_a1_c2 image{
	display: block;
	width: 100%;
	height: 100%;
}
.publish_a1_c2 text{
	display: block;
	position: absolute;
	right: 0;
	top: 0;
	width: 40rpx;
	height: 40rpx;
	text-align: center;
	line-height: 40rpx;
	font-size: 26rpx;
	color: #fff;
	background-color: rgba(0,0,0,0.3);
}

.zf_btn{
 width: 500px;
}
.publish_b{
	position: fixed;
	left: 0;
	bottom: 0;
	/* width: 100%; */
	background-color: #a67f4a;
	line-height: 100rpx;
	text-align: center;
	color: #fff;
	font-size: 30rpx;
	min-width: 380px;
 width: 100%;
 padding: 0;
 margin: 0;
}

引入
use EasyWeChat\Factory;

public function __construct ( Request $request = null )
 {
  $this->config = [
   'app_id' => 'wx4**********fd45a65',
   'secret' => '082dec1****5b93d286c093e01',
   'response_type' => 'array',
   'log' => [
    'level' => 'debug',
    'file' => __DIR__.'/log/wechat.log',
   ],
  ];
  $this->uid = '';
 }

public function tiezi_add(){
  $data = input('post.');
  if($data['imglist']!=[]){
   foreach ($data['imglist'] as $k => $vo) {
    $data['imglist'][$k] = trim($vo);
   }
   $data['album'] = trim(implode(',', $data['imglist']));
  }
  unset($data['imglist']);

  $data['cid'] = 17;
  $data['status'] = 1;
  $data['sort'] = 0;
  $data['ctime'] = time();
  if(!isset($data['album'])){
   return jserror('至少上傳一張圖片 ');
  } 
  //驗(yàn)證
 		$miniProgram = Factory::miniProgram($this->config);
 		$result = $miniProgram->content_security->checkText($data['content']);
 		$result2 = $miniProgram->content_security->checkText($data['title']);
 		if($result['errcode']!='0'){
 			return jserror('含有非法關(guān)鍵詞');
 		}
 		if($result2['errcode']!='0'){
 			return jserror('含有非法關(guān)鍵詞');
 		}

  //保存
  $res = Db::name('post')->insert($data);
  if($res){
   return jssuccess('發(fā)布成功');
  }else{
   return jserror('發(fā)布失敗');
  }
 }
 
public function upload_pic(){
  $file = request()->file('file');
  $info = $file->validate(['ext'=>config()['web']['file_ext']])->move('./public/upload/admin/file');
  $getSaveName = str_replace('\\', '/', $info->getSaveName());//win下反斜杠替換成斜杠
  $msg = 'http://'.$_SERVER['SERVER_NAME'].'/public/upload/admin/file/'.$getSaveName;
   if(is_file('./public/upload/admin/file/'.$getSaveName)){
   //驗(yàn)證圖片
   $miniProgram = Factory::miniProgram($this->config);
   $result = $miniProgram->content_security->checkImage('./public/upload/admin/file/'.$getSaveName);
   if($result['errcode']!='0'){
    return '非法圖片';
   }else{
    return $msg;
   }
   ################
  }else{
   return '0';
  }
  
 }