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Extend examples in guide/input-tabular-input.md #19278

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Apr 6, 2022
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Extend examples in guide/input-tabular-input.md #19278

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540ada3
Extend examples in `guide/input-tabular-input.md`
WinterSilence Mar 1, 2022
b5f9411
Update input-tabular-input.md
WinterSilence Mar 1, 2022
d8ea28b
Merge branch 'master' into patch-9
WinterSilence Mar 28, 2022
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39 changes: 25 additions & 14 deletions docs/guide/input-tabular-input.md
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Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,6 @@ Let's start with the controller action:

namespace app\controllers;

use Yii;
use yii\base\Model;
use yii\web\Controller;
use app\models\Setting;

Expand All @@ -43,11 +41,13 @@ class SettingsController extends Controller
{
$settings = Setting::find()->indexBy('id')->all();

if (Model::loadMultiple($settings, Yii::$app->request->post()) && Model::validateMultiple($settings)) {
foreach ($settings as $setting) {
$setting->save(false);
if ($this->request->isPost) {
if (Setting::loadMultiple($settings, $this->request->post()) && Setting::validateMultiple($settings)) {
foreach ($settings as $setting) {
$setting->save(false);
}
return $this->redirect('index');
}
return $this->redirect('index');
}

return $this->render('update', ['settings' => $settings]);
Expand All @@ -71,10 +71,12 @@ use yii\widgets\ActiveForm;

$form = ActiveForm::begin();

foreach ($settings as $index => $setting) {
echo $form->field($setting, "[$index]value")->label($setting->name);
foreach ($settings as $id => $setting) {
echo $form->field($setting, "[$id]value")->label($setting->name);
}

echo Html::submitButton('Save');

ActiveForm::end();
```

Expand All @@ -88,20 +90,29 @@ Creating new records is similar to updating, except the part, where we instantia
```php
public function actionCreate()
{
$count = count(Yii::$app->request->post('Setting', []));
$settings = [new Setting()];
for($i = 1; $i < $count; $i++) {
$settings[] = new Setting();
$settings = [];
if ($this->request->isPost) {
$count = count($this->request->post($setting->tableName())) - 1;
for ($i = 0; $i < $count; $i++) {
$settings[$i] = new Setting();
}
if (Setting::loadMultiple($settings, $this->request->post()) && Setting::validateMultiple($settings)) {
foreach ($settings as $setting) {
$setting->save(false);
}
return $this->redirect('index');
}
}
$settings[] = new Setting();

// ...
return $this->render('create', ['settings' => $settings]);
}
```

Here we create an initial `$settings` array containing one model by default so that always at least one text field will be
visible in the view. Additionally we add more models for each line of input we may have received.

In the view you can use javascript to add new input lines dynamically.
In the view you can use JavaScript to add new input lines dynamically.

### Combining Update, Create and Delete on one page

Expand Down