4
votes
Access Levels Explanation Joomla 3
There are a few parts to this.
The group and the viewing access level. A person is part of a group. E.g Administrator.
A group is assigned a viewing access level. A group can have multiple viewing ...
- 2,043
4
votes
Accepted
Hide a button depending on ACL
A simple way is to check if the user has an id - if so it means the user is logged in. If id = 0 then it's a guest user and you can show the button as below:
$user = JFactory::getUser();
if($user-&...
- 19.8k
2
votes
Accepted
Implementing access control to my website
Start by going to Users->Access Levels and creating Levels 1-5 as you specified. After saving those levels continue on to Users->Groups and create groups 1-5 using the parent group "Registered". Now ...
- 247
2
votes
Accepted
How to define Joomla permissions programmatically?
I have been meaning to provide an update for some time. I solved this problem with two pull requests to CiviCRM a few months ago. My memory is fading, and I might have some of the Joomla terminology ...
- 161
2
votes
How to define Joomla permissions programmatically?
I realise that this is a bit late but …
Yes, it is possible for extensions to define their own permissions, as really the "permissions" are fundamentally just strings. However, the standard method ...
- 2,483
2
votes
Restrict front-end component access
@Craig answer is very good, but JERROR will deprecate in Joomla 4.0. You can use the code below instead, when wou want to notify the UI.
\Joomla\CMS\Factory::getApplication()->enqueueMessage($msg, ...
- 121
2
votes
Restrict unregistered users from accessing the whole joomla site
As far as question goes:
There is option to disable the website in global configuration
Go to permissions page of the global configuration
Allow "registered" user group to "access site" when it's ...
- 1,130
2
votes
Accepted
Own Module - Integrate ACL Check (in Ajax Call)
Yes you do need to check the permissions in your Ajax-handling code.
The way you would do this would be to follow the pattern in the Joomla MVC FormController, where it uses the Joomla User authorise ...
- 2,483
2
votes
Accepted
Deleting user account when user has published articles
All the records in the Joomla database that have created_by or modified_by fields will have the same issue when you delete users in Joomla's User Manager.
I don't think that removing users will break ...
- 2,088
2
votes
Accepted
What does it mean for a user to be 'logged in' to Joomla?
The problem was that techjoomla's api package had it's own functions for ACL that were designed to work with mobile phone apps. These introduced their own logic for determining whether a user was ...
- 371
2
votes
Joomla 3 - How to find if logged in user is registered?
Resolved with the following code:
I just needed to discover a way of grabbing either the group name or user group id.
We do the latter and grab the id of the group we wish to manipulate. All user ...
- 31
1
vote
Joomla 5 Grant access to Users > Action Logs to "Administrator" group
At first I tried to added Permissions to com_actionlogs component which worked to a point, but unless you are a Super User it ultimately doesn't work which is something I think should be changed by ...
- 4,361
1
vote
Multiple Access Levels to an Article
There is no ability, via core or a 3rd party extension, to provide you with the ability to have multiple view groups specified in an Article, Category or Menu. Understanding how the View level is used ...
- 4,361
1
vote
What are some options to show different parts of an article to different users?
In the past I have used Articles Anywhere from Regular Labs, https://regularlabs.com/articlesanywhere, to do something that sounds similar to what you are describing.
The common information is placed ...
- 4,361
1
vote
Accepted
Is there a functional reason for the naming convention for custom actions?
As far as I can tell, it currently makes no difference in terms of code. So it is only a human readable way of indicating hierarchy. Be aware that you can't use whitespaces and hyphens in action names ...
- 12k
1
vote
Joomla 3 - How to find if logged in user is registered?
A quick search turns up a couple of answers that give you a list of groups the user belongs to that you can then process to determine if the group is the Registered group.
This answer is for J2.5 but ...
- 4,361
1
vote
What does it mean for a user to be 'logged in' to Joomla?
Even though you have found a solution to your issue I thought you might still like to understand what I think is going on.
'Remember Me' doesn't keep a user logged in as you might think, it actually ...
- 4,361
1
vote
What if I assign every user group to a Super User?
In fact, Setting 2 would only make sense to me if you..
...Have no inheritance of permissions to the top
...Only one usergroup has access to a specific task
Then it makes sense, if the superuser ...
- 691
1
vote
Accepted
Super User not allowed to see and read articles
User Group is for grouping users. Viewing Access level is to define what a User Group can access.
So, everytime you create a new User Group you need to link that new group to an Viewing Access Level.
...
- 2,418
1
vote
Change user permissions programmatically on the fly
You are overcomplicating things. Creating your own field class is the correct solution and you should remove the use of JFormFieldjdCategorySelect completely.
- 12k
1
vote
Is there a quick way to deny all privledges for a user group?
You could create a system plugin that checks:
admin / site
component
usergroup
and when the values do not meet you're requirements, then redirect to a com_content page (maybe with a warning).
- 2,088
1
vote
Create a Joomla Access Level to manage users in a particular Group
Using the standard core functions it is not possible to to restrict the ability to manage users of a particular user group, in your example Group A. I would say that it might be possible with some ...
- 4,361
1
vote
Accepted
Has anyone tried setting homepage access level to registered?
I think this is caused by the way you have configured your sites.
My guess is that in those sites that you are getting the too many redirects, the User Login form is loaded from the home page menu ...
- 19.8k
1
vote
Accepted
Joomla 3.8.1 - Can't add menu or view Media files
This turned out to be an issue with Apache's configuration files. The solution was to edit this file:
/etc/httpd/conf.d/ssl.conf
and change this line:
Header always set X-Frame-Options DENY
to ...
- 408
1
vote
Accepted
Custom User-Group: Giving access to users component administration
I can not reproduce this on a Joomla! 3.7.2.
The steps below are what I did. Can you follow them and report back if this works for you?
Created the Custom User-group, it is a child of the Public - ...
- 19.8k
1
vote
Custom Component with ACL not apearing in admin menu
It seems you mispelled the filename the correct name is access.xml without the capital A. Another thing you might want to look at is if you added the rules field in config.xml file. Lastly, if you ...
- 1,106
1
vote
Accepted
Cannot query Joomla database as a guest user
Finally I managed to resolve the issue. It was my mistake when generating the query. I used $db->quoteName('something') instead of $db->quote('something') which resulted in a wrong query (I ...
- 11
1
vote
Protecting modules from deletion or editing
In recent Joomla versions (3.2 and later), modules come with a permissions tab, where you can set the following permissions per user-group:
Delete
Edit
Edit State
Front-end Editing
Of course ...
- 19.8k
1
vote
K2 show items to selected users
If you want to control access to K2 articles individually, you can do that inside that article settings in the "Access Level" field. The same setting can be applied (Access Level) to K2 categories ...
- 881
Only top scored, non community-wiki answers of a minimum length are eligible