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Questions tagged [custom-component]

For questions related to custom component development

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19 views

Should Joomla! tend to become an unopiniated headless CMS maybe in Joomla 4.5 or even Joomla 5? What do you think fellow developers? [closed]

I more or less recently stumbled upon the "headless CMS" thing where the actual content is completely separated from the actions one can do to "manipulate" or "act on" the content using an API. I know ...
1
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1answer
50 views

How to integrate my custom Administrator component with core Joomla database tables during install?

Background: I am starting to package up three associated custom Joomla extensions that I've developed. (This is directly associated with my previous JSE question, if you want more context.) The ...
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1answer
52 views

Joomla 4 beta - Internal Service Error but no logged error

I've installed Joomla 4 beta 7 for development upgrading a Joomla 3 component. I have my logs (apparently) working correctly and I have test error log messages printing to the PHP error log as ...
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2answers
39 views

Add the values of two fields together and on save put them in another field

I have made a custom component using https://www.component-creator.com (which made the process really easy). I have two fields that are only there to serve as sums of the other fields. At the moment ...
2
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1answer
38 views

Adding Additional Fields to Admin Component

I'm using Joomla 3.9.1 and SP Simple Portfolio v1.6 I would like to add some additional fields to the SP Simple Portfolio component. Image of current fields (taken from Google); How can I add ...
2
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1answer
176 views

Joomla 3.9.1 publish/unpublish no longer working (custom components)

I've recently upgraded my joomla site to 3.9.1, and now my custom components publish/unpublish buttons aren't working and I can't figure out why. The database column is called "state" and this is the ...
2
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1answer
35 views

Add Database result As a Select Option

I'm creating a Joomla 3x SP Pagebuilder3 addon, but I'm having a bit of challenge getting a database results as an option in a select type. This is what I've done so far. class MyCustomTypes { ...
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2answers
57 views

How to hide grey 'button bar' in administrator component view

Is it possible to hide the grey bar where buttons would normally go in an administrator view of a custom component? The grey bar shown below: I have no buttons to show, so don't want it to take up ...
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1answer
28 views

How to create 2 menus inside one component view

I've create a component called testComponent with a specific view called collection which needs to have 2 layouts the default.php and the list.php. I need to make both default and list as menu items ...
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1answer
50 views

SQL Error when updating custom component in Joomla 3.9

I have a custom component and I want to add language filter to my extension. So in my sql update file I added the following two lines to Alter my tables. ALTER TABLE `#__contract_contracts` ADD `...
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1answer
31 views

Adding multiple Models into a component.

in my component Centros I have the view and model for Hospitals, working fine. I want to call a general model. general.php located in the models folder. class CentrosModelGeneral extends JModelItem ...
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1answer
49 views

Custom header content depend on article

I am wondering is it possible to have different headers depending on the different articles? e.g article ID 1 shows header A and article ID 2 shows header B. Currently I have modified the template ...
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1answer
110 views

How does JFactory::getApplication->input get the input id

I am trying to get the current itemid of an especific menu which calls a custom component. I had a custom component called on the menu with the url /something. Inside of the site model of my ...
1
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1answer
225 views

Manually render filter form fields in layout

I am using the searchtools filters in the front end of a custom component. So I am displaying the fields in my template : <?php echo JLayoutHelper::render('joomla.searchtools.default', array('...
1
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1answer
80 views

Save failed with the following error: Unknown column 'created' in 'field list'

As I develop the back end manage record functionality of a component, I am getting "Save failed with the following error: Unknown column 'created' in 'field list'" I built the helloworld component ...
3
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1answer
114 views

with insert on duplicate key update - updating multiple rows at once

With latest joomla version I try to achieve one query to the database and updating multiple rows at once. I want to make a query like this: INSERT INTO `tablename` (`id`,`date`) VALUES ('79','2018-...
1
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1answer
60 views

How to debug an empty Bootstrap error generated by non-empty Tags field in a custom component?

Flowing on from my previous question about writing my first component (now called com_picture) which is nearly an exact clone of the com_contact directory, I have hit a snag with trying to save a new "...
4
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1answer
138 views

How to generate a dynamic note field for a custom component?

I am attempting to develop my first custom component called com_image. Because of the structure and function of my project requirements, it made best sense to clone the com_contact folder and ...
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0answers
36 views

Joomla auto update

Joomla documentation says Joomla has an additional parameter called extra_query in the #__update_sites table. This parameter will be added to the declared download URL However when I add ids = ...
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1answer
25 views

Multiple templates for the same view of a custom component

In my custom component, I would like to have multiple slightly different templates for the same view. Something like com_things/ ... - views/ - thing/ ... - things/ - tmpl/ ...
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1answer
25 views

Field of type contact

In a form of a custom component, how can I add field of type contact instead of type user?
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0answers
53 views

Can't run task when there is constructor

I am building a component which will act as a API for a front end and was curious about something. For example if I call the url http://example.com/index.php?option=com_helloworld&task=shout it ...
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0answers
61 views

“Joomla is not defined” error when logged in - Pagination

Hi we have 2 different custom componenets running on a website (they aren't loaded together, just have the same issue) and they have pagination. We are finding that when clicking on the pagination an ...
0
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1answer
40 views

Is it possible to check if a method or function exists in the component controller?

I have a custom component that will be using various AJAX calls, based on outside settings. How can I load "this" controller from the View or Model to determine if a method/function exists, i.e. PHP ...
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1answer
45 views

Joomla Custom-Component Select Field with Editor [closed]

I'm trying to make a dropdown box from my table (#__projectinfo) where I can choose, for example, an article and show in an editor ready-to-use, update or save. The objective is to choose an email ...
3
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1answer
86 views

What is the prefered method for sharing code and SQL queries in joomla 3.9+?

I'm developing a component that is targeting Joomla 3.9+. The code is not using the legacy classes and is instead using the new namespaces. The component will duplicate much of the functionality from ...
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2answers
359 views

Calling Joomla!'s Default 404 Page

I am working on a custom component that displays pages to the user on the front-end. It is possible that a user may try to access a page of the component that no longer exists, and in these instances, ...
2
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2answers
633 views

Problems with Custom form field select list

I am attempting to modify code that was created by Component Creator. The modification I am trying to make is to get the select list to save the partno instead of the index value. There are two ...
0
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1answer
50 views

Extension Type “File” execute scriptfile tag in manifest

I have declared a XML manifest file for my extension of type file like this: <?xml version="1.0" encoding="utf-8"?> <extension type="file" version="2.5" method="upgrade"> <name>...
0
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1answer
52 views

0 Class 'EngineeringHelpersEngineering' not found

I am developing a custom component and when I try to call my view I am receiving this error. The error occurs at: .\components\com_engineering\views\commentform\tmpl\default.php:24 Here is line 23 ...
4
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1answer
64 views

onUserAfterLogin popup - Joomla 3.6.4 Plugin

I need to create a plugin that displays a popup when an user makes a log in on my Joomla 3.6.4 website. I know that I need to create a Plugin and trigger the onUserAfterLogin event, but I don't know ...
0
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1answer
54 views

converting component from Joomla 2.5 to 3.x [duplicate]

I'm trying to convert a component from Joomla 2.5 to 3.x. I can't figure out what I'm doing wrong. The admin component controller has: class PatientinvoicesModelPatientinvoices extends JModelLegacy ...
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1answer
246 views

Different views on router.php (Joomla! 3.6.4)

I am developing my second custom component for Joomla! 3.6.4 and I have another problem with my router.php. This time I need to dynamically change the view on my router.php but I don’t know how to do ...
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1answer
89 views

JTable->check() - Save failed with following reason: (with no reason)

In my component's JTable's subclass, I have overridden the check() method to perform my internal checks, when saving an item with my JModelAdmin subclass. So when saving an item, if any of those ...
5
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1answer
416 views

Using external library with a component

My component is using phpExcel library; I put it into /libraries/phpexcel/Classes. This is an independent (and quite big) library, so I thought, that it would be wise to tell the admin where to put it ...
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0answers
331 views

JModelAdmin - save() method. What's the purpose of $table->newTags?

Can someone explain me why in the save method of the AdminModel class, there is the creation of a new $newTags property on the $table? How this new property is used? How is it handled later on by the ...
4
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1answer
125 views

Tags filter field - how to add custom “placeholder”?

I have added a tags filter in my component's list with multiple enabled. <field name="tag" type="tag" label="-Select a Tag-" description="Filter by Tags" multiple="...
2
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1answer
413 views

JRoute::_('index.php') no longer adds Itemid since Joomla 3.8.4

I have a custom component that handles generates a page containing a list of events, and a page giving details for the event. Previously, I would have one menu item setup to handle the list page: ...
1
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1answer
26 views

Using a non-numeric ID in a backend component

In a backend component, I have one table that does not have numeric ID numbers. It is instead indexed on a unique alphanumeric value (think like a list of U.S. territories indexed on abbreviation, e.g....
1
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1answer
287 views

Joomla! 3.6.4 router.php for a custom component

I am developing a custom component for Joomla! for the first time and I am stuck on the creation of a router.php. I alredy read the Joomla! Documentation but without clearly understand what to do. ...
0
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1answer
249 views

How do I add custom HTML into a menu?

How do I add custom HTML into a menu? I wish to add this code as a menu item. <form action="/your-server-side-code" method="POST"> <script src="https://checkout.stripe.com/checkout.js" ...
4
votes
1answer
244 views

How to implement drag-and-drop ordering in custom component?

I'm developing a custom Joomla component for an application and would like to implement drag-and-drop ordering in a list view on the admin site. I found an excellent guide here: Adding drag-n-drop ...
3
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2answers
122 views

How to decide developing a front-end or back-end component?

As we (two volunteers) are going to develop a component with some features mirroring (part of) the processes going on in the (non-profit) foundation, I was wondering if there would be a rule of thumb ...
2
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1answer
267 views

Creating a Component menu item via a Plugin

I've been reading over Joomla development documentation for awhile, but haven't picked up as much as I would like. What I'm trying to accomplish seems very simple on the surface, but navigating the ...
1
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1answer
77 views

J3.8 : create folder on save item in custom component

I've created a custom component in which my client can add and manage different accommodations. I would like to automatically create a folder (with name of Alias) inside '/images' whenever the client ...
0
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1answer
29 views

Converting joomla 2x component compatible to joomla 3x

I am updating Joomla component to Joomla 3x but getting error on code. Code Line: $postData = $this->dr_parameters->app->session->get('errorPostData', array() ); Error: 0 Call to a ...
0
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1answer
267 views

Making Joomla 2.5 component compatible with Joomla 3

I have component in Joomla 2.5. I am trying to make it to compatible with Joomla 3.x. After few changes in the code, I get an error: Cannot extend from interface JController Then I change the ...
3
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1answer
447 views

Can't insert iframe in custom created component tinyMCE field

I'm building my own component, and trying to insert a youtube embed url in a tinymce editor field. However, the editor keeps removing the iframe tags from the text. I followed the recommended ...
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2answers
809 views

Remove /component/ from URL generated from module for a custom component

I have created a custom component with routing that seems to be mostly correct and have now created a module to display multiple items of the component on the homepage. I have got it to a point where ...
1
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0answers
20 views

JToolbarHelper contents disappearing when cache is enabled

I've setup my custom component using JToolbarHelper for navigation, following the standard set by base Joomla components. Each view contains some variation of the following: JToolbarHelper::title(...