Create Laravel original config file and call it with controller

Sep 8, 2020 PHP beginners Laravel for beginners Laravel7

Purpose

-Summary of how to add to Laravel’s configuration file and how to read the configuration file
- The configuration file in this explanation is not an .env file, but a file directly under the app name directory / config.

Implementation environment

-Hardware environment

Items	Information
OS	macOS Catalina (10.15.5)
Hardware	MacBook Pro (13-inch, 2020, Four Thunderbolt 3 ports)
Processor	2GHz Quad Core Intel Core i5
Memory	32 GB 3733 MHz LPDDR4
Graphics	Intel Iris Plus Graphics 1536 MB

-Software environment

Items	Information	Remarks
PHP version	7.4.3	Introduced with Homwbrew
Laravel version	7.0.8	Introduced by this method using commposer → Building environment for Mac Laravel
MySQL version	8.0.19 for osx10.13 on x86_64	Install using this method using Homwbrew → Install MySQL with Mac Homebrew

Prerequisites

-The environment described in the implementation environment or an environment equivalent to it is prepared and the Laravel application is created.

Prerequisite information

-The author confirms the operation of this article using the application created in the following article. -Creating a posting app using Laravel CRUD processing Part 7 Creating an inquiry form
-The link below is the remote repository of the source code used in the verification when writing this article. -https://github.com/miriwo0104/laravel_crud/tree/config

Feeling after reading

-You can add your own settings to the configuration file directly under the app name directory / config.
-The value described in the configuration file directly under app name directory / config can be read and displayed.

Overview

Creation and description of configuration file
Addition of routing information
Creating and describing a controller file
Creating and describing a view file
Confirmation

#Details

Creation and description of configuration file
1. Execute the following command in the application name directory to create a configuration file.
```
$ vi config_test.php
```
2. Add the following contents to the opened file, save and close.
```
<? php
 
return [
#String settings
    'config_str' =>'This is the string set in the config file. ',
]

?>
```
Addition of routing information
1. Execute the following command in the application name directory to open the routing file.
```
$ vi routes / web.php
```
2. Add the following contents.
```
Route :: get ('/ config_check','ConfigCheckController @ config_check')-> name ('config_check');
```

Creating and describing a controller file

Execute the following command in the application name directory to create a controller file.
```
$ php artisan make: controller ConfigCheckController
```
Execute the following command in the application name directory to open the controller file you just created.
```
$ vi app / Http / Controllers / ConfigCheckController.php
```

Describe as follows.

 ```App name directory /app/Http/Controllers/ConfigCheckController.php
 <? php
    
 namespace App \ Http \ Controllers;
    
 use Illuminate \ Http \ Request;
 // Add the following
 use Illuminate \ Support \ Facades \ Config;
    
 class ConfigCheckController extends Controller
 {
     // Add the following
     public function config_check ()
     {
         // Process to store the character string of config_str defined in the config_test.php file that exists directly under the application name directory / config in $ str
         $ str = Config :: get ('config_test.config_str');
         return view ('checks.config_check', [
             'str' => $ str,
         ]);
     }
     // Add the above
 }
 `````

Creating and describing a view file
1. Execute the following command in the application name directory to create a directory to store the view file.
```
$ mkdir resources / views / checks
```
2. Execute the following command in the application name directory to create a view file.
```
$ vi resources / views / checks / config_check.blade.php
```
3. Write the following contents in the opened view file.
```
{{$ str}}
```
Confirmation
1. Execute the following command in the application name directory to start the local server.
```
$ php artisan serve
```
2. Access the following with a browser. (You may need to log in to access the following with the Laravel app that has the Auth authentication function.) -http://127.0.0.1:8000/config_check
3. As shown below, if the contents described in the setting file are displayed on the browser, the work is completed.
  
  *image

#References