Questions tagged [component]

Components are the main functional units of Joomla!; they can be seen as mini-applications. An easy analogy would be that Joomla! is the operating system and the components are desktop applications.

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Coding Standard Question - defined( or \defined(

A general Joomla! coding question... Checking _JEXEC is defined. In administrator/components/.../src/everywhere it is defined('_JEXEC') or die; use function defined; Whereas in components/.../src/...
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1answer
75 views

Redirect controller function on load, what function do I need to use?

I have a question, and I am a bit confused where i need to put this. I have a controller which is mainly empty: class ControllerProfiles extends Controller { public function &getModel($...
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10 views

Redirect controller function on load, what function do I need to use?

I have a question, and I am a bit confused where i need to put this. I have a controller which is mainly empty: class ControllerProfiles extends Controller { public function &getModel($...
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1answer
52 views

Joomla 4. Call to a member function getTable() on bool

I am adapting the component to the new structure and classes of joomla 4. I started with the admin panel of my component. The list and the edit page are displayed without errors, but when I try to use ...
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1answer
37 views

Where do I add php code to submit an HTML form?

I am new to Joomla, and so far, I used the basics to make a simple website. I decided to try out making a component, using JCB, that has a database of a list of items, and for each item, there is a ...
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"404 Component not found" when trying to set an image for a category

I'm experiencing a really weird error in the backend of my site - Whenever I try to set an image for a category or article, the modal that pops up just shows me the Joomla dashboard. When I'm editing ...
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1answer
34 views

Load Plugin Form into Component Form

I'm trying to load a plugin's form into my component form in Joomla4. So my components getForm method is: $form = $this->loadForm( 'com_mycomponent.member', 'memberform', array( '...
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1answer
37 views

Multiple components on a single page

Is it possible to show multiple components on a single page in joomla? I have 2 menu items, each one shows a different component, i want to show them both on the same page, is it possible?
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2answers
26 views

Share code between component templates

In a complex component, there will be a number of /views/viewname/tmpl/default.php (or similar) files. It is quite likely that different views will share common features. Duplicating code is generally ...
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1answer
59 views

How does Joomla 4 decide a component is legacy?

What determines whether Joomla 4 treats something as a legacy component?
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2answers
45 views

Is there a way to FTP a particular component between joomla sites

I've been working with wordpress for so many years, and I've just been tasked with helping someone fix their joomla site. For some reason they didn't want to copy over the whole site to a dev ...
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1answer
46 views

Select articles to display in custom component

I have a custom component where I was to be able to select other articles to show in the frontend. I have thought the best way to do this would be through the SQL field. This is good that it gives me ...
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3answers
232 views

Where to read about Joomla 4 convention for class names

In a few answers on JSE and looking at the Joomla 4 tutorial on building a new component, I have noticed that the convention for class names appears to have changed, dropping the <component_name>...
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44 views

Trying to add subform field to existing component xml

I've added the following into my components XML file : <field name="activity_name" type="subform" label="Activity" description="" multiple="true&...
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2answers
53 views

Run model function in view file to insert default value into sql

I am new to Joomla and received a half-done component. It is a mostly database-dependent component. The component consists of a SQL file that inserts all the data and is able to display it. I am ...
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2answers
273 views

Best practices for Joomla - Get another model in a view from another controller

I need to get data from another model than the view specific controller/model into the view. But I'm not sure if the way I'm doing it now is correct. I do that via the following way in the view.html....
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1answer
51 views

Getlistquery Joomla conditional values

So I have a query in the getlistquery method of my model, except that it relies on data in another table, that sometimes is not filled. This gives me an error when that other data is not available. ...
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1answer
85 views

JTable, new row doesn't get inserted with table->save method

I'm trying to insert a row with the table->save() method, but the method executes an UPDATE instead. There is no row available, so it needs to be inserted. Does anyone know how to get it inserted? ...
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1answer
104 views

What is url for calling task in controller for Joomla 4?

This is my ajax query for calling a task in the controller (it works for Joomla 3 but doesn't work for Joomla 4): $.ajax({ type: "POST", url: "index.php?option=com_scrib&...
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69 views

An error has occurred. 1062 Duplicate entry '0' for key 'PRIMARY' Return to Control Panel?

I have been trying to add a new post from few days using the EasyBlog component in my Joomla 3.9.24 site, but I am getting anerror after clicking the add new button from the Joolma backend. I can't ...
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2answers
29 views

Which content is generated first? component or module?

I have a page with modules and components from the same extension. I made some customizations to the component's template file so when the page loads it gets the current user's avatar from some ...
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1answer
28 views

Interaction between two different components

I am building an online forum with EasyDiscuss. In a social login component, I am able to get user avatars from Facebook/Google. Now I want to save these avatars to EasyDiscuss users. EasyDiscuss has ...
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1answer
71 views

Techjoomla's API Module

I am trying to write a plugin to use Techjoomla's api component on my Joomla 3 site. Their documentation gives sample code which I am altering to fit my needs. I am trying to make a very basic API ...
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1answer
29 views

Doesn't find the component id when creating menu items during postflight step when installing a component

I'am working with the last git changes of Joomla 4.0. In my component, i create the menu items for frontend part during postflight step when installing a component. The issue is that isn't able to ...
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1answer
39 views

Using ProFiles Joomla Web Filemanager - it runs only with administrator rights

I want to use the Joomla component "ProFiles". I want to setup a usergroup which can up/download files. How must iI implement the call to the component - the way I'm doing it is as follows: ...
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1answer
25 views

Is Joomla a correct choice for a social medium with rankings of products?

I'm thinking about creating a certain website and I'm not sure if Joomla is a tool I could use and would be one of the best choices. I would like to create something like https://www.imdb.com/ , i.e. ...
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1answer
52 views

Set Joomla cookie via cURL from external website

I'm trying to set up a cookie in Joomla from an external website using cURL. The process flow is as below: User does an action in external.com external.com cURL a URL in joomla.com joomla.com sets ...
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1answer
29 views

Install component via FTP, copy component from one installation to another

I have a weird and unfortunate situation. I use a certain component which the creator of it retires due to stage four cancer. This means that I cannot download the component anymore, but I do have the ...
2
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1answer
387 views

Joomla 3.9.19 get the constants from global configuration in component display function

I have created a component and need to get a constant value in the component administrator and list the item according to it. I have tried different ways to get the constant value in the display() ...
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1answer
36 views

How to set the username hyperlink to open the user's EasySocial Profile in Fabrik?

Now I am using Fabrik and EasySocial. Here is the table of Fabrik and the Label name "ADDED BY" is user name from Joomla User. When I click on username, it takes me to edit the record, but ...
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1answer
82 views

Sharing a MVC resources library between two components

Lets say my component is called dumbo. It contains all kind of MVC stuff and works well. Now i have a second component that is called jumbo. I need both components to share some models, controllers ...
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1answer
96 views

How to get the category name by id in custom component view

I have a custom component where I have a category field in a view (backend). That gives me the category id in the front-end. Now I want to know how I could fetch the category name from this catid. I ...
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1answer
34 views

SchuWeb Sitemap error: non-numeric value encountered

I'm trying Schuweb Sitemap (3.1) on two Joomla sites (3.9.21). I'm getting the same error on both sites: Erreur d’analyse XML : données incompréhensibles après l’élément de document Emplacement : ...
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48 views

Joomla - PHP session in joomla disappears

I am programming a little component and module in Joomla. My component and module reads a variable from the php session (this variable is set before for external php script). External php script: ...
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1answer
70 views

How to migrate old J prefix classes to new Joomla classes

I am trying to migrating old classes names to the new ones available on classmap.php However after renaming the classes I am having these errors: Class 'Text' not found //JText works Class '...
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1answer
74 views

Is it possible to create a component "addon"?

I've created a component for handling a multitude of things for my clients, but I frequently get feedback that certain sections aren't needed or that additional sections are desired. The first ...
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93 views

How do I upload images to a specific folder (Component Backend)

I would like to know how I upload files to a specific folder through Joomla Administrator Panel (My Component Backend). I know how to do it in the site part following along with this tutorial: https:/...
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0answers
57 views

How to get an AJAX call in component's administrator side

I added a component to my site and it accesses my DB via an AJAX call. In my 'tmpl' folder, I have a 'default.php' file which makes an AJAX call that is received by view.json.php just outside that ...
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0answers
25 views

Using the SQL `Delimiter` statement in component update

For the next version of my component I need split some data into different tables, which requires some rather more complex SQL than I would usually use. The problem is that there doesn't seem to be a ...
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44 views

Adding a module from a component

I have a component that I want to use to add a module automatically. This needs to be achieved in the administrator area. My idea is to have a button in one of the component views. That component ...
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1answer
79 views

Error saving an edit in a custom component `table_users` was not locked with LOCK TABLES

I'm getting an error when trying to save edits in my custom component. I have another edit.php that works well. I identified that the problem lies in the table file, specifically in the function ...
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1answer
98 views

How to override "Select an option" header for SQL and list fields

In my custom component, inside the forms, I have several list fields. Some are normal list fields, others are sql fields. All of these show "Select an option" as a header. I can't find the way to ...
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1answer
102 views

How to group Component sidebar menu, or add headings?

In my custom component, I have a sidebar with several entries. These are added using JHtmlSidebar::addEntry(...), as described in Joomla Documentation. Most of these sidebar menu items will rarely be ...
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1answer
119 views

Add text and link to fieldset in config.xml

In my custom component, I have some component configs in the standard config.xml file. There are multiple fieldsets (tabs), each one has its own description. I would like to add a line of text below ...
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1answer
106 views

How to add js library on component installation

I have component which needs a slider. I`ve chosed carousel but how to add it in the frontend part of the component on installation ? Tried to put it in the administrator part but the scripts can't be ...
3
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1answer
74 views

Backing Up Live Site Using Akeeba

Joomla 3.9.15 I have been using Akeeba to backup my sites and it's very good. I've recently installed in on quite a busy site, users are regularly logging in and out of the front and back end, and ...
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78 views

How to override default.php for config.xml

I have component which has config.xml. It is render with the com_config/view/component/tmpl/default.php. I need to override this file in my component and create my custom layout. Red all the articles ...
2
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1answer
71 views

Joomla adds / to empty href and src attribute

I have a mustache template and the output via php is: <a href="{{link}}"><img src="{{image}}" title="{{name}}" alt="{{name}}"></a> but Joomla renders my output to: <a href="/{{...
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1answer
97 views

Optional fields in renderFieldset

I'm updating a component of mine to use the renderFieldset method and remove some unnecessary code in the form template files. However, some of my fields show / hide based on other preferences in the ...
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1answer
28 views

Akeeba Kickstart Restore Site and Restrict Access

I use Akeeba Backup and Akeeba Kickstart to restore my sites and it's great. I normally backup and transfer the .jpa files then extract manually, not via the transfer wizard. During the restoration ...

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