PHP code example of execut / yii2-save-relations-behavior

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

execut / yii2-save-relations-behavior example snippets

use lhs\Yii2SaveRelationsBehavior\SaveRelationsBehavior;

class Project extends \yii\db\ActiveRecord
{
    use SaveRelationsTrait; // Optional

    public function behaviors()
    {
        return [
            'timestamp'     => TimestampBehavior::className(),
            'blameable'     => BlameableBehavior::className(),
            ...
            'saveRelations' => [
                'class'     => SaveRelationsBehavior::className(),
                'relations' => [
                    'company',
                    'users',
                    'projectLinks' => ['cascadeDelete' => true],
                    'tags'  => [
                        'extraColumns' => function ($model) {
                            /** @var $model Tag */
                            return [
                                'order' => $model->order
                            ];
                        }
                    ]
                ],
            ],
        ];
    }

    public function transactions()
    {
        return [
            self::SCENARIO_DEFAULT => self::OP_ALL,
        ];
    }

    ...


    /**
     * @return ActiveQuery
     */
    public function getCompany()
    {
        return $this->hasOne(Company::className(), ['id' => 'company_id']);
    }

    /**
     * @return ActiveQuery
     */
    public function getProjectUsers()
    {
        return $this->hasMany(ProjectUser::className(), ['project_id' => 'id']);
    }

    /**
     * @return ActiveQuery
     */
    public function getUsers()
    {
        return $this->hasMany(User::className(), ['id' => 'user_id'])->via('ProjectUsers');
    }
    
    /**
     * @return ActiveQuery
     */
    public function getProjectLinks()
    {
        return $this->hasMany(ProjectLink::className(), ['project_id' => 'id']);
    }

    /**
     * @return ActiveQuery
     */
    public function getTags()
    {
        return $this->hasMany(Tag::className(), ['id' => 'tag_id'])->viaTable('ProjectTags', ['project_id' => 'id']);
    }
}

$project = new Project();
$project->name = "New project";
$project->company = Company::findOne(2);
$project->users = User::findAll([1,3]);
$project->save();

$project = new Project();
$project->name = "Another project";
$project->company = 2;
$project->users = [1,3];
$project->save();

$project = Project::findOne(1);
$project->company = ['name' => 'GiHub', 'description' => 'Awesome']; // Will create a new company record
// $project->company = ['id' => 3, 'name' => 'GiHub', 'description' => 'Awesome']; // Will update an existing company record
$project->save();

...
    public function behaviors()
    {
        return [
            'saveRelations' => [
                'class'     => SaveRelationsBehavior::className(),
                'relations' => ['company', 'users', 'links' => ['scenario' => Link::SOME_SCENARIO]]
            ],
        ];
    }  
...

$model->setRelationScenario('relationName', 'scenarioName');

...
'saveRelations' => [
    'class'     => SaveRelationsBehavior::className(),
    'relations' => [
        'projectLinks' => ['cascadeDelete' => true]
    ],
],
...

$project = Project::findOne(1);
/**
 * $_POST could be something like:
 * [
 *     'Company'     => [
 *         'name' => 'YiiSoft'
 *     ],
 *     'ProjectLink' => [
 *         [
 *             'language' => 'en',
 *             'name'     => 'yii',
 *             'link'     => 'http://www.yiiframework.com'
 *         ],
 *         [
 *             'language' => 'fr',
 *             'name'     => 'yii',
 *             'link'     => 'http://www.yiiframework.fr'
 *         ]
 *     ]
 * ];
 */
$project->loadRelations(Yii::$app->request->post());

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