phplaravellaravel-admin

control array, links by role in header, laravel-admin


I use https://laravel-admin.org/docs/en/README on my site.

I have a general header in the admin panel, which displays all the sections that can be edited, here is the code:

<?php foreach(Admin::menuLinks() as $link) { ?>
<?php if (in_array($link['uri'], ['users', 'posts', 'comments'])) {?> 
    <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
        <?= admin_trans ($link['title']) ?>
    </a>
<?php } ?>
<?php } ?>

So, I have 3 partitions. Each section will have its own admin, who will have a corresponding role. Now all admins with roles see all links in the header, but I need to hide them and make sure that the admin sees only the link to which he has a role with rights. How can I do such a check in the header? To display these links depending on the user's role.

I did it this way:

<?php foreach(Admin::menuLinks() as $link) { ?>
<?php if (Admin::user()->isRole('administrator')) {?>
<?php if (in_array($link['uri'], ['users', 'posts', 'comments'])) {?> 
    <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
        <?= admin_trans ($link['title']) ?>
    </a>
<?php } ?>
<?php } ?>

<?php if (Admin::user()->isRole('post-admin')) {?>
<?php if (in_array($link['uri'], ['posts'])) {?> 
    <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
        <?= admin_trans ($link['title']) ?>
    </a>
<?php } ?>
<?php } ?>

<?php if (Admin::user()->isRole('comment-admin')) {?>
<?php if (in_array($link['uri'], ['comments'])) {?> 
    <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
        <?= admin_trans ($link['title']) ?>
    </a>
<?php } ?>
<?php } ?>
<?php } ?>

It works, but I ended up with too much repetitive code. Is it possible to do it somehow simpler, to control all the roles in the array?

Something like this:

<?php foreach(Admin::menuLinks() as $link) { ?>
<?php if (in_array($link['uri'], 
     if (Admin::user()->isRole('administrator')) {
          ['users', 'posts', 'comments']
     }

    else if (Admin::user()->isRole('post-admin')) {
          ['posts']
     }
)) {?> 
    <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
        <?= admin_trans ($link['title']) ?>
    </a>
<?php } ?>

Or:

<?php if (in_array($link['uri'], 
Admin::user()->isRole('administrator') ? ['users', 'posts', 'comments'] : 
Admin::user()->isRole('post-admin') ? ['posts'] : '')) {?>

But both options don't work for me..


Solution

  • You have multiple possible solution. One would be to make a helper adminHasAccess($link['uri']) and use it elegantly in your blade.

    function adminHasAccess($uri)
    {
        switch($uri) {
            case 'users':
                return Admin::user()->isRole('administrator');
            case 'posts':
                return Admin::user()->isOne(['post-admin', 'administrator']);
            case 'comments':
                return Admin::user()->isOne(['comment-admin', 'administrator']);
            default:
                return false;
        }
    }
    

    And in your blade:

    <?php foreach(Admin::menuLinks() as $link) { ?>
        <?php if (adminHasAccess($link['uri'])) {?> 
            <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
                <?= admin_trans ($link['title']) ?>
            </a>
        <?php } ?>
    <?php } ?>
    

    For the jammed solution, you can try

    <?php foreach(Admin::menuLinks() as $link) { ?>
        <?php if (
            (Admin::user()->isRole('administrator') &&  in_array($link['uri'], ['users', 'posts', 'comments'])) ||
            (Admin::user()->isRole('post-admin') && in_array($link['uri'], ['posts'])) ||
            (Admin::user()->isRole('comment-admin') && in_array($link['uri'], ['comments']))
            ) {?>
    
            <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
                <?= admin_trans ($link['title']) ?>
            </a>
    
        <?php } ?>
    <?php } ?>
    

    Or more compact but less maintainable

    <?php foreach(Admin::menuLinks() as $link) { ?>
        <?php if (in_array($link['uri'], Admin::user()->isRole('administrator') ? ['users', 'posts', 'comments'] : (Admin::user()->isRole('post-admin') ? ['posts'] : (Admin::user()->isRole('comment-admin') ? ['comments'] : [])))) {?>
    
            <a class="sidebar-toggle sidebar-toggle-link" role="button" href="<?= admin_url($link['uri']) ?>"><i class="fa <?= $link['icon'] ?>"></i>
                <?= admin_trans ($link['title']) ?>
            </a>
    
        <?php } ?>
    <?php } ?>