yii 图片上传 搜索分页

访问路径：http://www.sch.com/yii/advanced/backend/web/index.php?r=lxa/list

use backend\models\Lxaform; //小部件

use backend\models\Lxa;//主表

use backend\models\Lxacate;//副表

use backend\models\Upload;//图片上传

advanced/frontend/web/uploads //文件存储

LxaController.php

<?php
namespace backend\controllers;
use yii\web\Controller;
use yii;
use db;
use backend\models\Lxaform;  //小部件
use backend\models\Lxa;//主表
use backend\models\Lxacate;//副表
use backend\models\Upload;//图片上传
use yii\data\Pagination;
use yii\web\UploadedFile;

class LxaController extends Controller
{
//表单
public function actionForm(){
$model = new Lxaform(); //小部件
$models = new Upload();
$data = Lxacate::find()->asArray()->all();
$arr = Lxaform::dataarr($data);
return $this->render('form',['model'=>$model,'models'=>$models,'data'=>$arr]);
}
//添加
public function actionAdd(){
$model = new Upload();
if (Yii::$app->request->isPost)
{
//$model->book_pic = UploadedFile::getInstance($model, 'book_pic');  //单文件
// $model->imageFile = UploadedFile::getInstances($model, 'imageFile');//多文件
$model->story = UploadedFile::getInstance($model, 'story');  //单文件

if ($path2 = $model->upload2()) {
echo  $path2;
}
}
$story=$path2;
// die;
$post = Yii::$app->request->post('Lxaform');
$lxa = new Lxa();
$lxa->title = $post['title'];
$lxa->content = $post['content'];
$lxa->cate_id = $post['cate_id'];
$lxa->story = $story;//图片
$res=$lxa->save();
if($res){
echo '<script>alert("添加成功");
location.href="?r=lxa/list"</script>';
}
}
//搜索
public function actionList()
{
$model = new Lxaform();  //小部件
$models=new Lxa;//主表

$where=" 1=1 ";
$sou1='';
$sou2='';

if($sou1 = Yii::$app->request->get('Lxaform')['sou1'])
$where .=" and title like '%$sou1%' ";

if($sou2 = Yii::$app->request->get('Lxaform')['sou2'])
$where .=" and cate_name like '%$sou2%' ";

$count=Lxa::find()->joinWith('lxacate')->where($where)->count();  //总条数

$page=  Yii::$app->request->get('page') ?  Yii::$app->request->get('page') : 1;
//当前页

$pageSize=5;

$limit=($page-1)*$pageSize;  //偏移量

$data=$models->find()
->joinWith('lxacate')  //副表
->select('lianxi0523.*,lianxi05231.cate_name')
->where($where)
->offset($limit)
->limit($pageSize)
->asArray()
->all();
$pages = new Pagination(['totalCount' => $count,'pageSize'=>$pageSize]);
return $this->render("list",['model'=>$model,'list'=>$data,'sou1'=>$sou1,'sou2'=>$sou2,'pages'=>$pages]);
}
//删除
public function actionDel()
{
$id = Yii::$app->request->get('id');
$exam = Lxa::findOne("$id");
$res=$exam->delete();
if($res){
echo '<script>alert("删除成功");
location.href="?r=lxa/list"</script>';
}
}
//修改
public function actionUp()
{
$id = Yii::$app->request->get('id');
$query = Lxa::find()
->joinWith('lxacate')
->select('lianxi0523.*,lianxi05231.cate_name')
->where("id=$id")
->asArray()
->all();
$model = new Lxaform();   //小部件
$data = Lxacate::find()->asArray()->all();//副表
$arr = Lxaform::dataarr($data);
return $this->render('up',['model'=>$model,'list'=>$query,'data'=>$arr]);
}
public function actionUp_do()
{
$post = Yii::$app->request->post('Lxaform');

$id=$post['id'];
$title=$post['title'];
$content=$post['content'];
$cate_id=$post['cate_id'];

$exam = Lxa::findOne("$id");

$exam->title = $title;
$exam
10d9e
->content = $content;
$exam->cate_id = $cate_id;
$res=$exam->save();
if($res){
echo '<script>alert("修改成功");
location.href="?r=lxa/list"</script>';
}
}
}

models

Lxa.php

<?php

namespace backend\models;

use yii\db\ActiveRecord;

class Lxa extends ActiveRecord
{
public static function tableName(){
return 'lianxi0523';
}
public function getLxacate(){
return $this->hasMany(Lxacate::className(), ['cate_id' => 'cate_id']);
}
}

Lxacate.php

<?php

namespace backend\models;

use yii\db\ActiveRecord;

class Lxacate extends ActiveRecord
{
public static function tableName(){
return 'lianxi05231';
}
}

Lxaform

<?php

namespace backend\models;
use yii\base\Model;
use yii\widgets\ActiveForm;
use yii\helpers\Html;

class Lxaform extends Model
{
public $id;
public $title;
public $content;
public $cate_id;
public $sou1;
public $sou2;
public function rules(){
return[
];
}
public function attributeLabels(){
return[
'title'=>'标题',
'content'=>'描述',
'cate_id'=>'分类',
];
}
//分类
static public function dataarr($data){
$arr = array();
foreach($data as $key=>$value){
$arr[$value['cate_id']] = $value['cate_name'];
}
return $arr;
}
}

Upload.php

<?php
namespace backend\models;

use yii\base\Model;
use yii\widgets\ActiveForm;
use yii\helpers\Html;
use yii\web\UploadedFile;

class Upload extends Model
{
public $book_pic;
public $story;
public function rules()
{
return [
// [['imageFile'], 'file', 'skipOnEmpty' => false, 'extensions' => 'png, jpg'],
//['book_pic','file','maxSize'=>1024*1024*10,'minSize'=>1024*50],
['story','file','maxSize'=>1024*1024*10,'minSize'=>1024*1],
// ['story','file','maxSize'=>1024*1024*10,'minSize'=>1024*50,'maxFiles' => 4]
];
}

public function upload()
{
if ($this->validate()) {
$this->book_pic->saveAs('uploads/' . $this->book_pic->baseName . '.' . $this->book_pic->extension);
$filePath = 'uploads/' . $this->book_pic->baseName . '.' . $this->book_pic->extension;
return $filePath;
} else {
return false;
}

}

public function upload2()
{
if ($this->validate()) {
$this->story->saveAs('uploads/' . $this->story->baseName . '.' . $this->story->extension);
$filePath = 'uploads/'. $this->story->baseName . '.' . $this->story->extension;
return $filePath;
} else {
return false;
}

}

public function upload3()
{
//多文件
$filePath="";
if ($this->validate())
{
foreach ($this->imageFile as $file)
{
$file->saveAs('uploads/' . $file->baseName . '.' . $file->extension);
$filePath .=','. 'uploads/' . $file->baseName . '.' . $file->extension;
}
return $filePath;
} else {
return false;
}
}
}

views

form.php

<?php

use yii\helpers\Html;
use yii\widgets\ActiveForm;

$form = ActiveForm::begin([
'id' => 'login-form',
'options' => ['class' => 'form-horizontal','enctype' => 'multipart/form-data'],
'action'=>'?r=lxa/add',
'method'=>'post',
]) ?>
<?= $form->field($model, 'title')->textInput() ?>
<?= $form->field($model, 'content')->textarea() ?>
<?= $form->field($model, 'cate_id')->dropDownList($data,['prompt'=>'亲，选择分类咯']) ?>
<?= $form->field($models, 'story')->fileInput(['multiple' => true])   ?>

<div class=”form-group”>
<div class=”col-lg-offset-1 col-lg-11″>
<?= Html::submitButton('submit', ['class' => 'btn btn-primary']) ?>
</div>
</div>
<?php ActiveForm::end() ?>

list.php

<?php

use yii\helpers\Html;
use yii\widgets\ActiveForm;
use yii\widgets\LinkPager;

$form = ActiveForm::begin([
'id' => 'login-form',
'options' => ['class' => 'form-horizontal'],
'action'=>'?r=lxa/list',
'method'=>'get',
]) ?>

<?= $form->field($model, 'sou1')->textInput(['value'=>$sou1]) ?>
<?= $form->field($model, 'sou2')->textInput(['value'=>$sou2]) ?>

<div class=”form-group”>
<div class=”col-lg-offset-1 col-lg-11″>
<?= Html::submitButton('sou', ['class' => 'btn btn-primary']) ?>
</div>
</div>
<?php ActiveForm::end() ?>

<center>
<table border=1>
<tr>
<th width="100px;">ID</th>
<th width="100px;">标题</th>
<th width="100px;">描述</th>
<th width="100px;">分类</th>
<th width="200px;">图片</th>
<th width="100px;">操作</th>
</tr>
<?php foreach ($list as  $v): ?>
<tr>
<td><?php echo $v['id'] ?></td>
<td><?php echo $v['title'] ?></td>
<td><?php echo $v['content'] ?></td>
<td><?php echo $v['cate_name'] ?></td>
<td> <img src="<?php echo $v['story'] ?>" width="100px"> </td>
<td>
<a href="?r=lxa/del&id=<?php echo $v['id'] ?>">删除</a>
<a href="?r=lxa/up&id=<?php echo $v['id'] ?>">修改</a>

</td>
</tr>
<?php endforeach ?>
</table>
<?= LinkPager::widget(
[
'pagination' => $pages,
'maxButtonCount'=>2,
'firstPageLabel' => '首页',
'lastPageLabel' => '末页',
]) ?>

</center>

up.php

<?php

use yii\helpers\Html;
use yii\widgets\ActiveForm;

$form = ActiveForm::begin([
'id' => 'login-form',
'options' => ['class' => 'form-horizontal'],
'action'=>'?r=lxa/up_do',
'method'=>'post',
]) ?>

<?= $form->field($model, 'id')->hiddenInput(['value'=>$list[0]['id']]) ?>
<?= $form->field($model, 'title')->textInput(['value'=>$list[0]['title']]) ?>
<?= $form->field($model, 'content')->textarea(['value'=>$list[0]['content']]) ?>

<?= $form->field($model, 'role')->textInput(['value'=>$role,'readonly'=>'true','hidden','style' => 'background:#EED;font-style:italic']) ?>

<?php $model->cate_id = $list[0]['cate_id']; ?>
<?= $form->field($model, 'cate_id')->dropDownList($data,['prompt'=>'亲，选择分类咯']) ?>

<div class=”form-group”>
<div class=”col-lg-offset-1 col-lg-11″>
<?= Html::submitButton('update', ['class' => 'btn btn-primary']) ?>
</div>
</div>
<?php ActiveForm::end() ?>