是的，我有一个列表视图，显示我的数据库中的内容。这种分页效果很好。但是，只要我将过滤器应用于我的数据提供程序并尝试分页到第二页，它就会忘记所有过滤器并转到所有内容的第二页。
有没有人经历过这个？
如果您需要代码，请询问我会提供，但这将是一个很大的经历
查看：
<table class="table table-striped">
<tr class="top-tr">
<th width="50%">Case name</th>
<th>Primary citation</th>
<th>Bailii.org</th>
<th>Adj.co.uk</th>
<?php if(isset($chapters)) { ?>
<th>Para(s)</th>
<?php } ?>
</tr>
<?php
if(!isset($chapters)) {
echo listView::widget([
'dataProvider' => $dataProvider,
'itemView' => function ($model, $chapters) {
return '<tr><td><a href="/web/cases/view?id='. $model->case_id .'">' . $model->name . '</td>' .
'<td>' . $model->getCitation() . '</td>' .
(strtolower($model->bailli) != "not available" ? '<td><a class="external-link" href=' . $model->bailli . ' target="_blank">Visit site</a></td>' : '<td></td>') .
(strtolower($model->adjudication_URL) != "not available" ? '<td><a class="external-link" href=' . $model->adjudication_URL . ' target="_blank">Visit site</a></td></tr>' : '<td></td></tr>');
},
]);
} else {
echo "<pre>";
print_r($chapters);
echo "</pre>";
if(isset($category) && $category !== null) {
echo '<h3>Sub-section: ' . $category[0]['name'] . '</h3>';
}elseif(isset($subcategory) && $subcategory !== null){
echo '<h3>Section: ' . $subcategory[0]['name'] . '</h3>';
}elseif(isset($firstcategory) && $firstcategory !== null){
echo '<h3>Chapter: ' . $firstcategory[0]['name'] . '</h3>';
}
$i=0;
echo '<div class="summary">Showing <b>1-' . count($dataProvider->models) . '</b> of <b>' . $dataProvider->pagination->totalCount . '</b> items.</div>';
echo '<pre>';
print_r($dataProvider->getPagination());
echo '</pre>';
echo \yii\widgets\LinkPager::widget([
'pagination' => $dataProvider->getPagination(),
]);
foreach ($dataProvider->models as $model) {
echo '<tr>';
echo '<td><a href="/web/cases/view&id='. $model->case_id .'">' . $model->name . '</a></td>';
echo '<td>' . $model->getCitation() . '</td>';
echo ($model->bailli != "Not available" ? '<td><a class="external-link" href=' . $model->bailli . ' target="_blank">Visit site</a></td>' : '<td></td>');
echo ($model->adjudication_URL != "Not available" ? '<td><a class="external-link" href=' . $model->adjudication_URL . ' target="_blank">Visit site</a></td>' : '<td></td>');
echo '<td><a href="/web/cases/view?id='. $model->case_id .'#paragraph">' . $chapters[$i] .'</a></td>';
echo '</tr>';
$i++;
}
} ?>
</table>
控制器：
public function actionIndex()
{
if(Yii::$app->user->identity->approved !== 1) {
return $this->redirect(['site/notapproved']);
}
$model = new Cases;
$searchModel = new CaseSearch();// This is the data to be displayed in gridview
$searchModelChapter = new CaseChapter;// This for when searching with categories
//$test1 = $test->find()->asArray()->all();
$mainCategory = Category::find()->all();// This is grabing the first category list to populate first drop down
$subCategory = Subcategory::find()->all();
$childCategory = Childcategory::find()->all();
$dataProvider = $searchModel->search(Yii::$app->request->queryParams);// This is the filter options for the gridview
$page = 50;
if (null !== Yii::$app->request->get('pageSize')) {
$page = Yii::$app->request->get('pageSize');
if ($page == "all") {
$page = 10000;
}
}
$dataProvider->pagination->pageSize=$page;
$dataProvider->sort = array('defaultOrder' => [
'name' => SORT_ASC
]);
$request = Yii::$app->request;
$post = $request->post();//$post now takes place of normal $_POST array;
$get = $request->get();
/*
/*
* This deals with the post values when the drop down lists are chosen and submitted via POST
*/
if($searchModel->load(Yii::$app->request->post())){
//The first category will always be set
if(isset($post['CaseSearch']['category'])){
if(isset($post['CaseSearch']['subcategory']) && !isset($post['CaseSearch']['childcategory'])){
$childCategories = new Childcategory;
$childcategories = $childCategories->findChildcategoryBySecond($post['CaseSearch']['subcategory']);
$childcategories = $childCategories->findChildcategoryIds($childcategories);
$dataProvider = $searchModelChapter->findChapters($childcategories);
$category = null;
$firstcategory = null;
$subcategory_id = $post['CaseSearch']['subcategory'];
$sub_case_chapter = new CaseChapter;
$subcategory = $sub_case_chapter->findChapterSubCategories($subcategory_id);
}
if(!isset($post['CaseSearch']['childcategory']) && !isset($post['CaseSearch']['subcategory'])){
$childCategories = new Childcategory;
$childcategories = $childCategories->findChildcategoryByFirst($post['CaseSearch']['category']);
$childcategories = $childCategories->findChildcategoryIds($childcategories);
$dataProvider = $searchModelChapter->findChapters($childcategories);
$category = null;
$subcategory = null;
$firstcategory_id = $post['CaseSearch']['category'];
$first_case_chapter = new CaseChapter;
$firstcategory = $first_case_chapter->findChapterFirstCategories($firstcategory_id);
}
if(isset($post['CaseSearch']['childcategory'])){
$childcategory_id = $post['CaseSearch']['childcategory'];
}else{
$childcategory_id = null;
}
if($childcategory_id !== null){
$dataProvider = $searchModelChapter->findChapters($childcategory_id);
$case_chapter = new CaseChapter;
$category = $case_chapter->findChapterCategories($childcategory_id);
$subcategory = null;
$firstcategory = null;
}
}elseif(isset($post['CaseSearch']['childcategory']) && !isset($CaseSearch['CaseSearch']['category']) && !isset($CaseSearch['CaseSearch']['subcategory'])){
$searchModelChapter = new CaseChapter;
$dataProvider = $searchModelChapter->findChapters($post['CaseSearch']['childcategory']);
$category = $searchModelChapter->findChapterCategories($post['CaseSearch']['childcategory']);
$subcategory = null;
$firstcategory = null;
}elseif(isset($post['CaseSearch']['subcategory']) && !isset($CaseSearch['CaseSearch']['category']) && !isset($CaseSearch['CaseSearch']['childcategory'])){
$searchModelChapter = new CaseChapter;
$childcat = new Childcategory;
$categories = $childcat->findChildcategoryBySecond($post['CaseSearch']['subcategory']);
$category_ids = $childcat->findChildcategoryIds($categories);
$dataProvider = $searchModelChapter->findChapters($category_ids);
$category = null;
$subcategory = $searchModelChapter->findChapterCategories($post['CaseSearch']['subcategory']);
$firstcategory = null;
}else{
return $this->render('index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider,
'mainCategory' => $mainCategory,
'subcategory' => $subCategory,// to supply all subcategories in drop down list
'childcategory' => $childCategory,// to supply all childcategories in drop down list
'model' => $model,
]);
}
$dataProvider[0]->pagination->pageSize=50;
return $this->render('index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider[0],
'mainCategory' => $mainCategory,
'chapters' => $dataProvider[1],
'category' => $category,
'subcategory' => $subcategory,
'firstcategory' => $firstcategory,
'subcategory' => $subCategory,// to supply all subcategories in drop down list
'childcategory' => $childCategory,// to supply all childcategories in drop down list
]);
}
return $this->render('index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider,
'mainCategory' => $mainCategory,
'subcategory' => $subCategory,
'childcategory' => $childCategory,
'model' => $model,
]);
}