Using .htaccess with Angular is specifically designed to function within a subfolder of

After deploying my app on a Debian 11 Apache server within the folder var/www/html (specifically in var/www/html/foo), I encountered issues with routing and hard refreshing, resulting in a 404 error whenever I attempted to refresh a page. The Angular app consists of multiple routes, such as:

site.com/items
site.com/map
site.com/item/4
...

To address this problem, I created an .htaccess file and placed it in the root directory (html).

.htaccess

RewriteEngine On
    RewriteBase /
    # Serve existing assets or directories as they are
    RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI} -f [OR]
    RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI} -d
    RewriteRule ^ - [L]
    # Use index.html for non-existing resources
    RewriteRule ^ /index.html

As var/www/html is a shared folder with other apps (e.g. var/www/html/bar1, var/www/html/bar2) that I do not manage, I also created additional .htaccess files with RewriteEngine Off in those app directories to avoid conflicts.

Here is the tree structure of my folder for clarity:

var/www/html:.
│   .htaccess
│   ...
│   ...
├───foo (my app)
├───bar1
│   │   .htaccess (RewriteEngine Off)
│   │   ...
└───bar2
        .htaccess (RewriteEngine Off)
        ...

Despite these efforts, the .htaccess did not resolve the hard refresh issue when using site.com/foo.

In testing, I duplicated the foo subfolder under var/www/html/foo, minus the

.htaccess</code file, containing the Angular app's <code>dist
. Surprisingly, accessing site.com/foo/foo worked without any hard refresh problems, while accessing site.com/foo resulted in the issue resurfacing. To provide more context, here is the hierarchical structure:

var/www/html/foo:.
│   .htaccess
│   favicon.ico
│   index.html
│   main.js
│   main.js.map
│   polyfills.js
│   polyfills.js.map
│   runtime.js
│   runtime.js.map
│   scripts.js
│   scripts.js.map
│   styles.css
│   styles.css.map
│   vendor.js
│   vendor.js.map
│   
├───assets
│   │   ...
│   ├───img
│   │       ...
│           
└───foo
    │   favicon.ico
    │   index.html
    │   main.js
    │   main.js.map
    │   polyfills.js
    │   polyfills.js.map
    │   runtime.js
    │   runtime.js.map
    │   scripts.js
    │   scripts.js.map
    │   styles.css
    │   styles.css.map
    │   vendor.js
    │   vendor.js.map
│   
    └───assets
        │   ...  
        ├───img
        │       ...
    

The identical nature of the folders led me to believe that the issue lies in the .htaccess configuration. Any insights on why this discrepancy occurs and how to rectify the hard refresh problem in the initial foo folder would be greatly appreciated. Additionally, I wish to relocate the contents of foo to the html folder to have my app accessible at mysite.com. Is it safe to retain the .htaccess in the root directory (html)?

Thank you for your assistance!

Answer №1

Initially, let's assume that you are utilizing an Apache/httpd server with all the necessary extensions activated. The issue doesn't lie within Angular itself, but rather in the configuration of Apache/.htaccess. Essentially, what needs to be done is configuring your http traffic for the domain to always direct to your index.html file.

Take a look at this .htaccess file, which should be placed in the root directory (next to index.html) where the domain should be directed.

<IfModule mod_rewrite.c>
    RewriteEngine On
    # -- REDIRECTION to https (optional):
    # If needed, uncomment the following two commands
    # RewriteCond %{HTTPS} !on
    # RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI}
    # --

    RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI} -f [OR]
    RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI} -d

    RewriteRule ^.*$ - [NC,L]
    RewriteRule ^(.*) index.html [NC,L]
</IfModule>

If it still isn't functioning, I suggest checking your Apache configuration and enabling mod_rewrite

sudo a2enmod rewrite

Also, verify the vhost configuration to ensure that

AllowOverride all

is included

IMPORTANT! Do not forget to restart your Apache server after making any changes.

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