Posts (page 112)
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12 min readTo get a list of online users in Yii 2, you can follow these steps:First, you need to configure the session component in the application configuration file (config/web.php). Make sure the session component is enabled and set the user component as its session attribute: return [ // ... 'components' => [ // ... 'session' => [ // ...
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10 min readTo remove <p> tags from TinyMCE in Yii 2, you can follow these steps:Open the view file where the TinyMCE widget is rendered (usually a form view).Locate the configuration array for the TinyMCE widget. It may look like $form->field($model, 'attribute')->widget(TinyMce::class, [...]).Inside the configuration array, find the clientOptions key. This key is used to customize the TinyMCE editor.
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9 min readTo add a filter to Yii 2 models, you can follow these steps:Open the model class file where you wish to add the filter. Declare a variable that represents the value of the filter you want to apply. For example, if you want to filter the records based on a specific status, declare a variable like $status. Inside the search() method, modify the query condition to include the filter.
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6 min readTo retrieve data using the Yii 2 query builder, you can follow the following steps:Create a new query object using the query builder: $query = new \yii\db\Query; Specify the table and columns you want to retrieve data from: $query->select(['column1', 'column2']) ->from('tablename'); Add any additional query conditions using methods like where(), andWhere(), orWhere(), etc.
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11 min readTo integrate React.js with Yii 2, you can follow these steps:Install the required dependencies: Use npm (Node Package Manager) to install React.js and other necessary dependencies. Run the following command in your terminal: npm install react react-dom Create a React component: Create a new directory in your Yii 2 project, e.g., frontend/components/ReactComponent. Inside this directory, create a new JavaScript file (e.g., ReactComponent.js), and define your React component in this file.
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6 min readTo add a dot (.) in the URL in Yii 2, you need to configure the URL manager component. Follow these steps:Open the configuration file config/web.php in your Yii 2 application.Locate the components array and find the urlManager configuration.In the rules array of urlManager, add a new rule to handle the URLs with a dot.
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8 min readTo enable CORS in Yii 2, you need to make changes in the configuration file along with some code adjustments in the controller. Here's how you can do it:Open the config/web.php file in your Yii 2 project.Find the components section in the configuration array.
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9 min readIn Yii 2, overriding a widget method involves creating a new class that extends the base widget class and then redefining the desired method within that class. Here's how you can do it:Create a new class that extends the base widget class: use yii\base\Widget; class MyWidget extends Widget { // ... } Redefine the method you want to override within your new class: use yii\base\Widget; class MyWidget extends Widget { // ...
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7 min readIn Yii 2, session files are stored in the runtime directory of your Yii application. By default, this directory is located at @app/runtime.Inside the runtime directory, you will find a subdirectory named sessions. This is where the session files are stored. The session files are named with a prefix followed by a unique identifier.The session files contain serialized data of the session variables and are used to maintain the state between multiple requests made by a user.
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9 min readTo export files in the background using Yii 2, you can follow these steps:Create a controller action: Start by creating a new action in your controller to handle the file export process. This action will be responsible for generating the exported file. Set the proper headers: Within your action, you need to set the appropriate headers for the file type you want to export.
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10 min readHandling binary data in Yii 2 involves several steps. Here is a brief explanation of each step:Uploading the Binary Data: Yii 2 provides a convenient way to handle file uploads. You can use the yii\web\UploadedFile class to handle the uploaded files. This class allows you to access information about the uploaded file, such as its name, size, and MIME type. Storing the Binary Data: Once the file is uploaded, you need to choose a storage mechanism for the binary data.
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8 min readTo change the home page in Yii 2, you need to perform the following steps:Identify the controller and action that you want to set as the home page. In Yii 2, the home page is typically represented by the SiteController and the index action. Open the config/web.php file located in the application's root directory. In the components section of the configuration file, find the urlManager component.